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6291d7e4 AK |
1 | /* |
2 | * avconv main | |
3 | * Copyright (c) 2000-2011 The libav developers. | |
4 | * | |
5 | * This file is part of Libav. | |
6 | * | |
7 | * Libav is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU Lesser General Public | |
9 | * License as published by the Free Software Foundation; either | |
10 | * version 2.1 of the License, or (at your option) any later version. | |
11 | * | |
12 | * Libav is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
18 | * License along with Libav; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
22 | #include "config.h" | |
23 | #include <ctype.h> | |
24 | #include <string.h> | |
25 | #include <math.h> | |
26 | #include <stdlib.h> | |
27 | #include <errno.h> | |
28 | #include <signal.h> | |
29 | #include <limits.h> | |
30 | #include <unistd.h> | |
31 | #include "libavformat/avformat.h" | |
32 | #include "libavdevice/avdevice.h" | |
33 | #include "libswscale/swscale.h" | |
34 | #include "libavutil/opt.h" | |
35 | #include "libavcodec/audioconvert.h" | |
36 | #include "libavutil/audioconvert.h" | |
37 | #include "libavutil/parseutils.h" | |
38 | #include "libavutil/samplefmt.h" | |
39 | #include "libavutil/colorspace.h" | |
40 | #include "libavutil/fifo.h" | |
41 | #include "libavutil/intreadwrite.h" | |
42 | #include "libavutil/dict.h" | |
43 | #include "libavutil/mathematics.h" | |
44 | #include "libavutil/pixdesc.h" | |
45 | #include "libavutil/avstring.h" | |
46 | #include "libavutil/libm.h" | |
47 | #include "libavformat/os_support.h" | |
48 | ||
49 | #if CONFIG_AVFILTER | |
50 | # include "libavfilter/avfilter.h" | |
51 | # include "libavfilter/avfiltergraph.h" | |
52 | # include "libavfilter/vsrc_buffer.h" | |
53 | #endif | |
54 | ||
55 | #if HAVE_SYS_RESOURCE_H | |
56 | #include <sys/types.h> | |
57 | #include <sys/time.h> | |
58 | #include <sys/resource.h> | |
59 | #elif HAVE_GETPROCESSTIMES | |
60 | #include <windows.h> | |
61 | #endif | |
62 | #if HAVE_GETPROCESSMEMORYINFO | |
63 | #include <windows.h> | |
64 | #include <psapi.h> | |
65 | #endif | |
66 | ||
67 | #if HAVE_SYS_SELECT_H | |
68 | #include <sys/select.h> | |
69 | #endif | |
70 | ||
71 | #include <time.h> | |
72 | ||
73 | #include "cmdutils.h" | |
74 | ||
75 | #include "libavutil/avassert.h" | |
76 | ||
77 | const char program_name[] = "avconv"; | |
78 | const int program_birth_year = 2000; | |
79 | ||
80 | /* select an input stream for an output stream */ | |
81 | typedef struct StreamMap { | |
8d2e4a7e | 82 | int disabled; /** 1 is this mapping is disabled by a negative map */ |
6291d7e4 AK |
83 | int file_index; |
84 | int stream_index; | |
85 | int sync_file_index; | |
86 | int sync_stream_index; | |
87 | } StreamMap; | |
88 | ||
89 | /** | |
90 | * select an input file for an output file | |
91 | */ | |
92 | typedef struct MetadataMap { | |
02494787 DB |
93 | int file; ///< file index |
94 | char type; ///< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram | |
95 | int index; ///< stream/chapter/program number | |
6291d7e4 AK |
96 | } MetadataMap; |
97 | ||
6291d7e4 AK |
98 | static const OptionDef options[]; |
99 | ||
6291d7e4 | 100 | static int video_discard = 0; |
f4ad238c | 101 | static int same_quant = 0; |
6291d7e4 | 102 | static int do_deinterlace = 0; |
6291d7e4 | 103 | static int intra_dc_precision = 8; |
6291d7e4 | 104 | static int qp_hist = 0; |
6291d7e4 | 105 | |
6291d7e4 | 106 | static int file_overwrite = 0; |
6291d7e4 AK |
107 | static int do_benchmark = 0; |
108 | static int do_hex_dump = 0; | |
109 | static int do_pkt_dump = 0; | |
6291d7e4 AK |
110 | static int do_pass = 0; |
111 | static char *pass_logfilename_prefix = NULL; | |
6291d7e4 AK |
112 | static int video_sync_method= -1; |
113 | static int audio_sync_method= 0; | |
114 | static float audio_drift_threshold= 0.1; | |
115 | static int copy_ts= 0; | |
7bb3e625 | 116 | static int copy_tb = 1; |
6291d7e4 AK |
117 | static int opt_shortest = 0; |
118 | static char *vstats_filename; | |
119 | static FILE *vstats_file; | |
6291d7e4 | 120 | |
6291d7e4 AK |
121 | static int audio_volume = 256; |
122 | ||
123 | static int exit_on_error = 0; | |
124 | static int using_stdin = 0; | |
6291d7e4 AK |
125 | static int64_t video_size = 0; |
126 | static int64_t audio_size = 0; | |
127 | static int64_t extra_size = 0; | |
128 | static int nb_frames_dup = 0; | |
129 | static int nb_frames_drop = 0; | |
130 | static int input_sync; | |
6291d7e4 AK |
131 | |
132 | static float dts_delta_threshold = 10; | |
133 | ||
3460dd8a AK |
134 | static int print_stats = 1; |
135 | ||
6291d7e4 AK |
136 | static uint8_t *audio_buf; |
137 | static uint8_t *audio_out; | |
138 | static unsigned int allocated_audio_out_size, allocated_audio_buf_size; | |
139 | ||
6291d7e4 AK |
140 | #define DEFAULT_PASS_LOGFILENAME_PREFIX "av2pass" |
141 | ||
6494c001 AK |
142 | typedef struct InputStream { |
143 | int file_index; | |
144 | AVStream *st; | |
145 | int discard; /* true if stream data should be discarded */ | |
146 | int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */ | |
147 | AVCodec *dec; | |
9179f27c JR |
148 | AVFrame *decoded_frame; |
149 | AVFrame *filtered_frame; | |
6494c001 AK |
150 | |
151 | int64_t start; /* time when read started */ | |
152 | int64_t next_pts; /* synthetic pts for cases where pkt.pts | |
153 | is not defined */ | |
154 | int64_t pts; /* current pts */ | |
155 | PtsCorrectionContext pts_ctx; | |
156 | double ts_scale; | |
157 | int is_start; /* is 1 at the start and after a discontinuity */ | |
158 | int showed_multi_packet_warning; | |
159 | AVDictionary *opts; | |
160 | } InputStream; | |
161 | ||
162 | typedef struct InputFile { | |
163 | AVFormatContext *ctx; | |
164 | int eof_reached; /* true if eof reached */ | |
165 | int ist_index; /* index of first stream in ist_table */ | |
166 | int buffer_size; /* current total buffer size */ | |
167 | int64_t ts_offset; | |
ed5b1326 AK |
168 | int nb_streams; /* number of stream that avconv is aware of; may be different |
169 | from ctx.nb_streams if new streams appear during av_read_frame() */ | |
f4805328 | 170 | int rate_emu; |
6494c001 | 171 | } InputFile; |
6291d7e4 AK |
172 | |
173 | typedef struct OutputStream { | |
174 | int file_index; /* file index */ | |
175 | int index; /* stream index in the output file */ | |
176 | int source_index; /* InputStream index */ | |
177 | AVStream *st; /* stream in the output file */ | |
178 | int encoding_needed; /* true if encoding needed for this stream */ | |
179 | int frame_number; | |
180 | /* input pts and corresponding output pts | |
181 | for A/V sync */ | |
182 | //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */ | |
183 | struct InputStream *sync_ist; /* input stream to sync against */ | |
184 | int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number | |
185 | AVBitStreamFilterContext *bitstream_filters; | |
186 | AVCodec *enc; | |
96139b5e | 187 | int64_t max_frames; |
6291d7e4 AK |
188 | |
189 | /* video only */ | |
190 | int video_resample; | |
191 | AVFrame pict_tmp; /* temporary image for resampling */ | |
192 | struct SwsContext *img_resample_ctx; /* for image resampling */ | |
193 | int resample_height; | |
194 | int resample_width; | |
195 | int resample_pix_fmt; | |
196 | AVRational frame_rate; | |
bef737a7 | 197 | int force_fps; |
828e0bcb | 198 | int top_field_first; |
6291d7e4 AK |
199 | |
200 | float frame_aspect_ratio; | |
201 | ||
202 | /* forced key frames */ | |
203 | int64_t *forced_kf_pts; | |
204 | int forced_kf_count; | |
205 | int forced_kf_index; | |
206 | ||
207 | /* audio only */ | |
208 | int audio_resample; | |
209 | ReSampleContext *resample; /* for audio resampling */ | |
210 | int resample_sample_fmt; | |
211 | int resample_channels; | |
212 | int resample_sample_rate; | |
213 | int reformat_pair; | |
214 | AVAudioConvert *reformat_ctx; | |
215 | AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */ | |
216 | FILE *logfile; | |
217 | ||
218 | #if CONFIG_AVFILTER | |
219 | AVFilterContext *output_video_filter; | |
220 | AVFilterContext *input_video_filter; | |
221 | AVFilterBufferRef *picref; | |
222 | char *avfilter; | |
223 | AVFilterGraph *graph; | |
224 | #endif | |
225 | ||
f8c314c8 AK |
226 | int64_t sws_flags; |
227 | AVDictionary *opts; | |
228 | int is_past_recording_time; | |
229 | int stream_copy; | |
230 | const char *attachment_filename; | |
231 | int copy_initial_nonkeyframes; | |
6291d7e4 AK |
232 | } OutputStream; |
233 | ||
6291d7e4 | 234 | |
af70aa45 AK |
235 | typedef struct OutputFile { |
236 | AVFormatContext *ctx; | |
237 | AVDictionary *opts; | |
4288e031 | 238 | int ost_index; /* index of the first stream in output_streams */ |
ef44a607 | 239 | int64_t recording_time; /* desired length of the resulting file in microseconds */ |
ea065176 | 240 | int64_t start_time; /* start time in microseconds */ |
f21f294e | 241 | uint64_t limit_filesize; |
af70aa45 AK |
242 | } OutputFile; |
243 | ||
6291d7e4 AK |
244 | static InputStream *input_streams = NULL; |
245 | static int nb_input_streams = 0; | |
246 | static InputFile *input_files = NULL; | |
247 | static int nb_input_files = 0; | |
248 | ||
4288e031 AK |
249 | static OutputStream *output_streams = NULL; |
250 | static int nb_output_streams = 0; | |
af70aa45 AK |
251 | static OutputFile *output_files = NULL; |
252 | static int nb_output_files = 0; | |
253 | ||
575ec4e1 | 254 | typedef struct OptionsContext { |
6b779ccc AK |
255 | /* input/output options */ |
256 | int64_t start_time; | |
7041bb3b | 257 | const char *format; |
6b779ccc | 258 | |
35e6f8c1 AK |
259 | SpecifierOpt *codec_names; |
260 | int nb_codec_names; | |
6a11686d AK |
261 | SpecifierOpt *audio_channels; |
262 | int nb_audio_channels; | |
e2469ccf AK |
263 | SpecifierOpt *audio_sample_rate; |
264 | int nb_audio_sample_rate; | |
91ea4811 AK |
265 | SpecifierOpt *frame_rates; |
266 | int nb_frame_rates; | |
d4397b03 AK |
267 | SpecifierOpt *frame_sizes; |
268 | int nb_frame_sizes; | |
b2254d83 AK |
269 | SpecifierOpt *frame_pix_fmts; |
270 | int nb_frame_pix_fmts; | |
35e6f8c1 | 271 | |
6b779ccc AK |
272 | /* input options */ |
273 | int64_t input_ts_offset; | |
f4805328 | 274 | int rate_emu; |
6b779ccc | 275 | |
33f75d72 AK |
276 | SpecifierOpt *ts_scale; |
277 | int nb_ts_scale; | |
a2c0b830 AK |
278 | SpecifierOpt *dump_attachment; |
279 | int nb_dump_attachment; | |
33f75d72 | 280 | |
575ec4e1 AK |
281 | /* output options */ |
282 | StreamMap *stream_maps; | |
283 | int nb_stream_maps; | |
847529f8 AK |
284 | /* first item specifies output metadata, second is input */ |
285 | MetadataMap (*meta_data_maps)[2]; | |
286 | int nb_meta_data_maps; | |
287 | int metadata_global_manual; | |
288 | int metadata_streams_manual; | |
289 | int metadata_chapters_manual; | |
4dbc6cee AK |
290 | const char **attachments; |
291 | int nb_attachments; | |
6b779ccc | 292 | |
c5bb372e AK |
293 | int chapters_input_file; |
294 | ||
6b779ccc | 295 | int64_t recording_time; |
13ccba50 | 296 | uint64_t limit_filesize; |
dc26318c AK |
297 | float mux_preload; |
298 | float mux_max_delay; | |
039267f1 | 299 | |
2130981a AK |
300 | int video_disable; |
301 | int audio_disable; | |
302 | int subtitle_disable; | |
303 | int data_disable; | |
304 | ||
495ecfd1 AK |
305 | /* indexed by output file stream index */ |
306 | int *streamid_map; | |
307 | int nb_streamid_map; | |
308 | ||
039267f1 AK |
309 | SpecifierOpt *metadata; |
310 | int nb_metadata; | |
96139b5e AK |
311 | SpecifierOpt *max_frames; |
312 | int nb_max_frames; | |
d821cbe2 AK |
313 | SpecifierOpt *bitstream_filters; |
314 | int nb_bitstream_filters; | |
013887eb AK |
315 | SpecifierOpt *codec_tags; |
316 | int nb_codec_tags; | |
05bffc12 AK |
317 | SpecifierOpt *sample_fmts; |
318 | int nb_sample_fmts; | |
77d9c454 AK |
319 | SpecifierOpt *qscale; |
320 | int nb_qscale; | |
7c029672 AK |
321 | SpecifierOpt *forced_key_frames; |
322 | int nb_forced_key_frames; | |
bef737a7 AK |
323 | SpecifierOpt *force_fps; |
324 | int nb_force_fps; | |
ca46fde7 AK |
325 | SpecifierOpt *frame_aspect_ratios; |
326 | int nb_frame_aspect_ratios; | |
0e68c783 AK |
327 | SpecifierOpt *rc_overrides; |
328 | int nb_rc_overrides; | |
2c2cff16 AK |
329 | SpecifierOpt *intra_matrices; |
330 | int nb_intra_matrices; | |
331 | SpecifierOpt *inter_matrices; | |
332 | int nb_inter_matrices; | |
828e0bcb AK |
333 | SpecifierOpt *top_field_first; |
334 | int nb_top_field_first; | |
a7b5e841 AK |
335 | SpecifierOpt *metadata_map; |
336 | int nb_metadata_map; | |
3ec34462 AK |
337 | SpecifierOpt *presets; |
338 | int nb_presets; | |
a2aeeb22 AK |
339 | SpecifierOpt *copy_initial_nonkeyframes; |
340 | int nb_copy_initial_nonkeyframes; | |
8e5ce590 AK |
341 | #if CONFIG_AVFILTER |
342 | SpecifierOpt *filters; | |
343 | int nb_filters; | |
344 | #endif | |
575ec4e1 AK |
345 | } OptionsContext; |
346 | ||
35e6f8c1 AK |
347 | #define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\ |
348 | {\ | |
349 | int i, ret;\ | |
350 | for (i = 0; i < o->nb_ ## name; i++) {\ | |
351 | char *spec = o->name[i].specifier;\ | |
352 | if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\ | |
353 | outvar = o->name[i].u.type;\ | |
354 | else if (ret < 0)\ | |
355 | exit_program(1);\ | |
356 | }\ | |
357 | } | |
358 | ||
575ec4e1 AK |
359 | static void reset_options(OptionsContext *o) |
360 | { | |
361 | const OptionDef *po = options; | |
362 | ||
363 | /* all OPT_SPEC and OPT_STRING can be freed in generic way */ | |
364 | while (po->name) { | |
365 | void *dst = (uint8_t*)o + po->u.off; | |
366 | ||
367 | if (po->flags & OPT_SPEC) { | |
368 | SpecifierOpt **so = dst; | |
369 | int i, *count = (int*)(so + 1); | |
370 | for (i = 0; i < *count; i++) { | |
371 | av_freep(&(*so)[i].specifier); | |
372 | if (po->flags & OPT_STRING) | |
373 | av_freep(&(*so)[i].u.str); | |
374 | } | |
375 | av_freep(so); | |
376 | *count = 0; | |
377 | } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING) | |
378 | av_freep(dst); | |
379 | po++; | |
380 | } | |
381 | ||
382 | av_freep(&o->stream_maps); | |
847529f8 | 383 | av_freep(&o->meta_data_maps); |
495ecfd1 | 384 | av_freep(&o->streamid_map); |
575ec4e1 AK |
385 | |
386 | memset(o, 0, sizeof(*o)); | |
6b779ccc | 387 | |
dc26318c | 388 | o->mux_max_delay = 0.7; |
6b779ccc | 389 | o->recording_time = INT64_MAX; |
13ccba50 | 390 | o->limit_filesize = UINT64_MAX; |
c5bb372e | 391 | o->chapters_input_file = INT_MAX; |
6b779ccc | 392 | |
575ec4e1 AK |
393 | uninit_opts(); |
394 | init_opts(); | |
395 | } | |
396 | ||
6291d7e4 AK |
397 | #if CONFIG_AVFILTER |
398 | ||
399 | static int configure_video_filters(InputStream *ist, OutputStream *ost) | |
400 | { | |
401 | AVFilterContext *last_filter, *filter; | |
402 | /** filter graph containing all filters including input & output */ | |
403 | AVCodecContext *codec = ost->st->codec; | |
404 | AVCodecContext *icodec = ist->st->codec; | |
405 | FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt }; | |
406 | AVRational sample_aspect_ratio; | |
407 | char args[255]; | |
408 | int ret; | |
409 | ||
410 | ost->graph = avfilter_graph_alloc(); | |
411 | ||
412 | if (ist->st->sample_aspect_ratio.num){ | |
413 | sample_aspect_ratio = ist->st->sample_aspect_ratio; | |
414 | }else | |
415 | sample_aspect_ratio = ist->st->codec->sample_aspect_ratio; | |
416 | ||
417 | snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width, | |
418 | ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE, | |
419 | sample_aspect_ratio.num, sample_aspect_ratio.den); | |
420 | ||
421 | ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"), | |
422 | "src", args, NULL, ost->graph); | |
423 | if (ret < 0) | |
424 | return ret; | |
425 | ret = avfilter_graph_create_filter(&ost->output_video_filter, &ffsink, | |
426 | "out", NULL, &ffsink_ctx, ost->graph); | |
427 | if (ret < 0) | |
428 | return ret; | |
429 | last_filter = ost->input_video_filter; | |
430 | ||
431 | if (codec->width != icodec->width || codec->height != icodec->height) { | |
432 | snprintf(args, 255, "%d:%d:flags=0x%X", | |
433 | codec->width, | |
434 | codec->height, | |
3b3ea346 | 435 | (unsigned)ost->sws_flags); |
6291d7e4 AK |
436 | if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"), |
437 | NULL, args, NULL, ost->graph)) < 0) | |
438 | return ret; | |
439 | if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0) | |
440 | return ret; | |
441 | last_filter = filter; | |
442 | } | |
443 | ||
3b3ea346 | 444 | snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags); |
6291d7e4 AK |
445 | ost->graph->scale_sws_opts = av_strdup(args); |
446 | ||
447 | if (ost->avfilter) { | |
448 | AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut)); | |
449 | AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut)); | |
450 | ||
451 | outputs->name = av_strdup("in"); | |
452 | outputs->filter_ctx = last_filter; | |
453 | outputs->pad_idx = 0; | |
454 | outputs->next = NULL; | |
455 | ||
456 | inputs->name = av_strdup("out"); | |
457 | inputs->filter_ctx = ost->output_video_filter; | |
458 | inputs->pad_idx = 0; | |
459 | inputs->next = NULL; | |
460 | ||
461 | if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0) | |
462 | return ret; | |
463 | av_freep(&ost->avfilter); | |
464 | } else { | |
465 | if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0) | |
466 | return ret; | |
467 | } | |
468 | ||
469 | if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0) | |
470 | return ret; | |
471 | ||
472 | codec->width = ost->output_video_filter->inputs[0]->w; | |
473 | codec->height = ost->output_video_filter->inputs[0]->h; | |
474 | codec->sample_aspect_ratio = ost->st->sample_aspect_ratio = | |
bb337b4f | 475 | ost->frame_aspect_ratio ? // overridden by the -aspect cli option |
6291d7e4 AK |
476 | av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) : |
477 | ost->output_video_filter->inputs[0]->sample_aspect_ratio; | |
478 | ||
479 | return 0; | |
480 | } | |
481 | #endif /* CONFIG_AVFILTER */ | |
482 | ||
483 | static void term_exit(void) | |
484 | { | |
485 | av_log(NULL, AV_LOG_QUIET, ""); | |
486 | } | |
487 | ||
488 | static volatile int received_sigterm = 0; | |
489 | static volatile int received_nb_signals = 0; | |
490 | ||
491 | static void | |
492 | sigterm_handler(int sig) | |
493 | { | |
494 | received_sigterm = sig; | |
495 | received_nb_signals++; | |
496 | term_exit(); | |
497 | } | |
498 | ||
499 | static void term_init(void) | |
500 | { | |
501 | signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */ | |
502 | signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */ | |
503 | #ifdef SIGXCPU | |
504 | signal(SIGXCPU, sigterm_handler); | |
505 | #endif | |
506 | } | |
507 | ||
2abe947a | 508 | static int decode_interrupt_cb(void *ctx) |
6291d7e4 AK |
509 | { |
510 | return received_nb_signals > 1; | |
511 | } | |
512 | ||
2abe947a MS |
513 | static const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL }; |
514 | ||
dad09ff9 | 515 | void exit_program(int ret) |
6291d7e4 AK |
516 | { |
517 | int i; | |
518 | ||
519 | /* close files */ | |
520 | for(i=0;i<nb_output_files;i++) { | |
af70aa45 | 521 | AVFormatContext *s = output_files[i].ctx; |
6291d7e4 AK |
522 | if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb) |
523 | avio_close(s->pb); | |
524 | avformat_free_context(s); | |
af70aa45 | 525 | av_dict_free(&output_files[i].opts); |
6291d7e4 AK |
526 | } |
527 | for(i=0;i<nb_input_files;i++) { | |
cd3716b9 | 528 | avformat_close_input(&input_files[i].ctx); |
6291d7e4 | 529 | } |
9179f27c JR |
530 | for (i = 0; i < nb_input_streams; i++) { |
531 | av_freep(&input_streams[i].decoded_frame); | |
532 | av_freep(&input_streams[i].filtered_frame); | |
6291d7e4 | 533 | av_dict_free(&input_streams[i].opts); |
9179f27c | 534 | } |
6291d7e4 | 535 | |
6291d7e4 AK |
536 | if (vstats_file) |
537 | fclose(vstats_file); | |
538 | av_free(vstats_filename); | |
539 | ||
6291d7e4 AK |
540 | av_freep(&input_streams); |
541 | av_freep(&input_files); | |
4288e031 | 542 | av_freep(&output_streams); |
af70aa45 | 543 | av_freep(&output_files); |
6291d7e4 | 544 | |
6291d7e4 AK |
545 | uninit_opts(); |
546 | av_free(audio_buf); | |
547 | av_free(audio_out); | |
548 | allocated_audio_buf_size= allocated_audio_out_size= 0; | |
6291d7e4 AK |
549 | |
550 | #if CONFIG_AVFILTER | |
551 | avfilter_uninit(); | |
552 | #endif | |
776f2bb9 | 553 | avformat_network_deinit(); |
6291d7e4 AK |
554 | |
555 | if (received_sigterm) { | |
e3245b26 AK |
556 | av_log(NULL, AV_LOG_INFO, "Received signal %d: terminating.\n", |
557 | (int) received_sigterm); | |
6291d7e4 AK |
558 | exit (255); |
559 | } | |
560 | ||
f75e3d25 | 561 | exit(ret); |
6291d7e4 AK |
562 | } |
563 | ||
564 | static void assert_avoptions(AVDictionary *m) | |
565 | { | |
566 | AVDictionaryEntry *t; | |
567 | if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) { | |
f24facd3 | 568 | av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key); |
6291d7e4 AK |
569 | exit_program(1); |
570 | } | |
571 | } | |
572 | ||
573 | static void assert_codec_experimental(AVCodecContext *c, int encoder) | |
574 | { | |
575 | const char *codec_string = encoder ? "encoder" : "decoder"; | |
576 | AVCodec *codec; | |
577 | if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL && | |
578 | c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) { | |
f24facd3 | 579 | av_log(NULL, AV_LOG_FATAL, "%s '%s' is experimental and might produce bad " |
6291d7e4 AK |
580 | "results.\nAdd '-strict experimental' if you want to use it.\n", |
581 | codec_string, c->codec->name); | |
582 | codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id); | |
583 | if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL)) | |
f24facd3 | 584 | av_log(NULL, AV_LOG_FATAL, "Or use the non experimental %s '%s'.\n", |
6291d7e4 AK |
585 | codec_string, codec->name); |
586 | exit_program(1); | |
587 | } | |
588 | } | |
589 | ||
6291d7e4 AK |
590 | static void choose_sample_fmt(AVStream *st, AVCodec *codec) |
591 | { | |
592 | if(codec && codec->sample_fmts){ | |
593 | const enum AVSampleFormat *p= codec->sample_fmts; | |
594 | for(; *p!=-1; p++){ | |
595 | if(*p == st->codec->sample_fmt) | |
596 | break; | |
597 | } | |
598 | if (*p == -1) { | |
599 | av_log(NULL, AV_LOG_WARNING, | |
600 | "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n", | |
601 | av_get_sample_fmt_name(st->codec->sample_fmt), | |
602 | codec->name, | |
603 | av_get_sample_fmt_name(codec->sample_fmts[0])); | |
604 | st->codec->sample_fmt = codec->sample_fmts[0]; | |
605 | } | |
606 | } | |
607 | } | |
608 | ||
609 | /** | |
610 | * Update the requested input sample format based on the output sample format. | |
611 | * This is currently only used to request float output from decoders which | |
612 | * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT. | |
613 | * Ideally this will be removed in the future when decoders do not do format | |
614 | * conversion and only output in their native format. | |
615 | */ | |
616 | static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec, | |
617 | AVCodecContext *enc) | |
618 | { | |
619 | /* if sample formats match or a decoder sample format has already been | |
620 | requested, just return */ | |
621 | if (enc->sample_fmt == dec->sample_fmt || | |
622 | dec->request_sample_fmt > AV_SAMPLE_FMT_NONE) | |
623 | return; | |
624 | ||
625 | /* if decoder supports more than one output format */ | |
626 | if (dec_codec && dec_codec->sample_fmts && | |
627 | dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE && | |
628 | dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) { | |
629 | const enum AVSampleFormat *p; | |
630 | int min_dec = -1, min_inc = -1; | |
631 | ||
632 | /* find a matching sample format in the encoder */ | |
633 | for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) { | |
634 | if (*p == enc->sample_fmt) { | |
635 | dec->request_sample_fmt = *p; | |
636 | return; | |
637 | } else if (*p > enc->sample_fmt) { | |
638 | min_inc = FFMIN(min_inc, *p - enc->sample_fmt); | |
639 | } else | |
640 | min_dec = FFMIN(min_dec, enc->sample_fmt - *p); | |
641 | } | |
642 | ||
643 | /* if none match, provide the one that matches quality closest */ | |
644 | dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc : | |
645 | enc->sample_fmt - min_dec; | |
646 | } | |
647 | } | |
648 | ||
649 | static void choose_sample_rate(AVStream *st, AVCodec *codec) | |
650 | { | |
651 | if(codec && codec->supported_samplerates){ | |
652 | const int *p= codec->supported_samplerates; | |
653 | int best=0; | |
654 | int best_dist=INT_MAX; | |
655 | for(; *p; p++){ | |
656 | int dist= abs(st->codec->sample_rate - *p); | |
657 | if(dist < best_dist){ | |
658 | best_dist= dist; | |
659 | best= *p; | |
660 | } | |
661 | } | |
662 | if(best_dist){ | |
663 | av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best); | |
664 | } | |
665 | st->codec->sample_rate= best; | |
666 | } | |
667 | } | |
668 | ||
669 | static void choose_pixel_fmt(AVStream *st, AVCodec *codec) | |
670 | { | |
671 | if(codec && codec->pix_fmts){ | |
672 | const enum PixelFormat *p= codec->pix_fmts; | |
673 | if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){ | |
674 | if(st->codec->codec_id==CODEC_ID_MJPEG){ | |
675 | p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE}; | |
676 | }else if(st->codec->codec_id==CODEC_ID_LJPEG){ | |
677 | p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUVJ444P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_YUV444P, PIX_FMT_BGRA, PIX_FMT_NONE}; | |
678 | } | |
679 | } | |
105ab61c | 680 | for (; *p != PIX_FMT_NONE; p++) { |
6291d7e4 AK |
681 | if(*p == st->codec->pix_fmt) |
682 | break; | |
683 | } | |
105ab61c | 684 | if (*p == PIX_FMT_NONE) { |
6291d7e4 AK |
685 | if(st->codec->pix_fmt != PIX_FMT_NONE) |
686 | av_log(NULL, AV_LOG_WARNING, | |
687 | "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n", | |
688 | av_pix_fmt_descriptors[st->codec->pix_fmt].name, | |
689 | codec->name, | |
690 | av_pix_fmt_descriptors[codec->pix_fmts[0]].name); | |
691 | st->codec->pix_fmt = codec->pix_fmts[0]; | |
692 | } | |
693 | } | |
694 | } | |
695 | ||
6291d7e4 AK |
696 | static double |
697 | get_sync_ipts(const OutputStream *ost) | |
698 | { | |
699 | const InputStream *ist = ost->sync_ist; | |
ea065176 AK |
700 | OutputFile *of = &output_files[ost->file_index]; |
701 | return (double)(ist->pts - of->start_time)/AV_TIME_BASE; | |
6291d7e4 AK |
702 | } |
703 | ||
704 | static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){ | |
705 | int ret; | |
706 | ||
707 | while(bsfc){ | |
708 | AVPacket new_pkt= *pkt; | |
709 | int a= av_bitstream_filter_filter(bsfc, avctx, NULL, | |
710 | &new_pkt.data, &new_pkt.size, | |
711 | pkt->data, pkt->size, | |
712 | pkt->flags & AV_PKT_FLAG_KEY); | |
713 | if(a>0){ | |
714 | av_free_packet(pkt); | |
715 | new_pkt.destruct= av_destruct_packet; | |
716 | } else if(a<0){ | |
e3245b26 AK |
717 | av_log(NULL, AV_LOG_ERROR, "%s failed for stream %d, codec %s", |
718 | bsfc->filter->name, pkt->stream_index, | |
719 | avctx->codec ? avctx->codec->name : "copy"); | |
6291d7e4 AK |
720 | print_error("", a); |
721 | if (exit_on_error) | |
722 | exit_program(1); | |
723 | } | |
724 | *pkt= new_pkt; | |
725 | ||
726 | bsfc= bsfc->next; | |
727 | } | |
728 | ||
729 | ret= av_interleaved_write_frame(s, pkt); | |
730 | if(ret < 0){ | |
731 | print_error("av_interleaved_write_frame()", ret); | |
732 | exit_program(1); | |
733 | } | |
734 | } | |
735 | ||
fdab793a AC |
736 | static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size) |
737 | { | |
738 | int fill_char = 0x00; | |
739 | if (sample_fmt == AV_SAMPLE_FMT_U8) | |
740 | fill_char = 0x80; | |
741 | memset(buf, fill_char, size); | |
742 | } | |
743 | ||
d1241ff3 JR |
744 | static void do_audio_out(AVFormatContext *s, OutputStream *ost, |
745 | InputStream *ist, AVFrame *decoded_frame) | |
6291d7e4 AK |
746 | { |
747 | uint8_t *buftmp; | |
748 | int64_t audio_out_size, audio_buf_size; | |
6291d7e4 AK |
749 | |
750 | int size_out, frame_bytes, ret, resample_changed; | |
751 | AVCodecContext *enc= ost->st->codec; | |
752 | AVCodecContext *dec= ist->st->codec; | |
753 | int osize = av_get_bytes_per_sample(enc->sample_fmt); | |
754 | int isize = av_get_bytes_per_sample(dec->sample_fmt); | |
755 | const int coded_bps = av_get_bits_per_sample(enc->codec->id); | |
d1241ff3 JR |
756 | uint8_t *buf = decoded_frame->data[0]; |
757 | int size = decoded_frame->nb_samples * dec->channels * isize; | |
758 | int64_t allocated_for_size = size; | |
6291d7e4 AK |
759 | |
760 | need_realloc: | |
761 | audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels); | |
762 | audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate; | |
763 | audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API | |
764 | audio_buf_size= FFMAX(audio_buf_size, enc->frame_size); | |
765 | audio_buf_size*= osize*enc->channels; | |
766 | ||
767 | audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels); | |
768 | if(coded_bps > 8*osize) | |
769 | audio_out_size= audio_out_size * coded_bps / (8*osize); | |
770 | audio_out_size += FF_MIN_BUFFER_SIZE; | |
771 | ||
772 | if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){ | |
e3245b26 | 773 | av_log(NULL, AV_LOG_FATAL, "Buffer sizes too large\n"); |
6291d7e4 AK |
774 | exit_program(1); |
775 | } | |
776 | ||
777 | av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size); | |
778 | av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size); | |
779 | if (!audio_buf || !audio_out){ | |
e3245b26 | 780 | av_log(NULL, AV_LOG_FATAL, "Out of memory in do_audio_out\n"); |
6291d7e4 AK |
781 | exit_program(1); |
782 | } | |
783 | ||
784 | if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate) | |
785 | ost->audio_resample = 1; | |
786 | ||
787 | resample_changed = ost->resample_sample_fmt != dec->sample_fmt || | |
788 | ost->resample_channels != dec->channels || | |
789 | ost->resample_sample_rate != dec->sample_rate; | |
790 | ||
791 | if ((ost->audio_resample && !ost->resample) || resample_changed) { | |
792 | if (resample_changed) { | |
9a414d89 | 793 | av_log(NULL, AV_LOG_INFO, "Input stream #%d:%d frame changed from rate:%d fmt:%s ch:%d to rate:%d fmt:%s ch:%d\n", |
6291d7e4 AK |
794 | ist->file_index, ist->st->index, |
795 | ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels, | |
796 | dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels); | |
797 | ost->resample_sample_fmt = dec->sample_fmt; | |
798 | ost->resample_channels = dec->channels; | |
799 | ost->resample_sample_rate = dec->sample_rate; | |
800 | if (ost->resample) | |
801 | audio_resample_close(ost->resample); | |
802 | } | |
803 | /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */ | |
804 | if (audio_sync_method <= 1 && | |
805 | ost->resample_sample_fmt == enc->sample_fmt && | |
806 | ost->resample_channels == enc->channels && | |
807 | ost->resample_sample_rate == enc->sample_rate) { | |
808 | ost->resample = NULL; | |
809 | ost->audio_resample = 0; | |
810 | } else if (ost->audio_resample) { | |
811 | if (dec->sample_fmt != AV_SAMPLE_FMT_S16) | |
e3245b26 | 812 | av_log(NULL, AV_LOG_WARNING, "Using s16 intermediate sample format for resampling\n"); |
6291d7e4 AK |
813 | ost->resample = av_audio_resample_init(enc->channels, dec->channels, |
814 | enc->sample_rate, dec->sample_rate, | |
815 | enc->sample_fmt, dec->sample_fmt, | |
816 | 16, 10, 0, 0.8); | |
817 | if (!ost->resample) { | |
e3245b26 AK |
818 | av_log(NULL, AV_LOG_FATAL, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n", |
819 | dec->channels, dec->sample_rate, | |
820 | enc->channels, enc->sample_rate); | |
6291d7e4 AK |
821 | exit_program(1); |
822 | } | |
823 | } | |
824 | } | |
825 | ||
826 | #define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b)) | |
827 | if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt && | |
828 | MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) { | |
829 | if (ost->reformat_ctx) | |
830 | av_audio_convert_free(ost->reformat_ctx); | |
831 | ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1, | |
832 | dec->sample_fmt, 1, NULL, 0); | |
833 | if (!ost->reformat_ctx) { | |
e3245b26 AK |
834 | av_log(NULL, AV_LOG_FATAL, "Cannot convert %s sample format to %s sample format\n", |
835 | av_get_sample_fmt_name(dec->sample_fmt), | |
836 | av_get_sample_fmt_name(enc->sample_fmt)); | |
6291d7e4 AK |
837 | exit_program(1); |
838 | } | |
839 | ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt); | |
840 | } | |
841 | ||
842 | if(audio_sync_method){ | |
843 | double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts | |
fdab793a AC |
844 | - av_fifo_size(ost->fifo)/(enc->channels * osize); |
845 | int idelta = delta * dec->sample_rate / enc->sample_rate; | |
846 | int byte_delta = idelta * isize * dec->channels; | |
6291d7e4 AK |
847 | |
848 | //FIXME resample delay | |
849 | if(fabs(delta) > 50){ | |
850 | if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){ | |
851 | if(byte_delta < 0){ | |
852 | byte_delta= FFMAX(byte_delta, -size); | |
853 | size += byte_delta; | |
854 | buf -= byte_delta; | |
fdab793a AC |
855 | av_log(NULL, AV_LOG_VERBOSE, "discarding %d audio samples\n", |
856 | -byte_delta / (isize * dec->channels)); | |
6291d7e4 AK |
857 | if(!size) |
858 | return; | |
859 | ist->is_start=0; | |
860 | }else{ | |
861 | static uint8_t *input_tmp= NULL; | |
862 | input_tmp= av_realloc(input_tmp, byte_delta + size); | |
863 | ||
864 | if(byte_delta > allocated_for_size - size){ | |
865 | allocated_for_size= byte_delta + (int64_t)size; | |
866 | goto need_realloc; | |
867 | } | |
868 | ist->is_start=0; | |
869 | ||
fdab793a | 870 | generate_silence(input_tmp, dec->sample_fmt, byte_delta); |
6291d7e4 AK |
871 | memcpy(input_tmp + byte_delta, buf, size); |
872 | buf= input_tmp; | |
873 | size += byte_delta; | |
fdab793a | 874 | av_log(NULL, AV_LOG_VERBOSE, "adding %d audio samples of silence\n", idelta); |
6291d7e4 AK |
875 | } |
876 | }else if(audio_sync_method>1){ | |
877 | int comp= av_clip(delta, -audio_sync_method, audio_sync_method); | |
878 | av_assert0(ost->audio_resample); | |
e3245b26 AK |
879 | av_log(NULL, AV_LOG_VERBOSE, "compensating audio timestamp drift:%f compensation:%d in:%d\n", |
880 | delta, comp, enc->sample_rate); | |
6291d7e4 AK |
881 | // fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2)); |
882 | av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate); | |
883 | } | |
884 | } | |
885 | }else | |
886 | ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate) | |
fdab793a | 887 | - av_fifo_size(ost->fifo)/(enc->channels * osize); //FIXME wrong |
6291d7e4 AK |
888 | |
889 | if (ost->audio_resample) { | |
890 | buftmp = audio_buf; | |
891 | size_out = audio_resample(ost->resample, | |
892 | (short *)buftmp, (short *)buf, | |
893 | size / (dec->channels * isize)); | |
894 | size_out = size_out * enc->channels * osize; | |
895 | } else { | |
896 | buftmp = buf; | |
897 | size_out = size; | |
898 | } | |
899 | ||
900 | if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) { | |
901 | const void *ibuf[6]= {buftmp}; | |
902 | void *obuf[6]= {audio_buf}; | |
903 | int istride[6]= {isize}; | |
904 | int ostride[6]= {osize}; | |
905 | int len= size_out/istride[0]; | |
906 | if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) { | |
907 | printf("av_audio_convert() failed\n"); | |
908 | if (exit_on_error) | |
909 | exit_program(1); | |
910 | return; | |
911 | } | |
912 | buftmp = audio_buf; | |
913 | size_out = len*osize; | |
914 | } | |
915 | ||
916 | /* now encode as many frames as possible */ | |
917 | if (enc->frame_size > 1) { | |
918 | /* output resampled raw samples */ | |
919 | if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) { | |
e3245b26 | 920 | av_log(NULL, AV_LOG_FATAL, "av_fifo_realloc2() failed\n"); |
6291d7e4 AK |
921 | exit_program(1); |
922 | } | |
923 | av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL); | |
924 | ||
925 | frame_bytes = enc->frame_size * osize * enc->channels; | |
926 | ||
927 | while (av_fifo_size(ost->fifo) >= frame_bytes) { | |
928 | AVPacket pkt; | |
929 | av_init_packet(&pkt); | |
930 | ||
931 | av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL); | |
932 | ||
933 | //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio() | |
934 | ||
935 | ret = avcodec_encode_audio(enc, audio_out, audio_out_size, | |
936 | (short *)audio_buf); | |
937 | if (ret < 0) { | |
e3245b26 | 938 | av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n"); |
6291d7e4 AK |
939 | exit_program(1); |
940 | } | |
941 | audio_size += ret; | |
942 | pkt.stream_index= ost->index; | |
943 | pkt.data= audio_out; | |
944 | pkt.size= ret; | |
945 | if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) | |
946 | pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); | |
947 | pkt.flags |= AV_PKT_FLAG_KEY; | |
948 | write_frame(s, &pkt, enc, ost->bitstream_filters); | |
949 | ||
950 | ost->sync_opts += enc->frame_size; | |
951 | } | |
952 | } else { | |
953 | AVPacket pkt; | |
954 | av_init_packet(&pkt); | |
955 | ||
956 | ost->sync_opts += size_out / (osize * enc->channels); | |
957 | ||
958 | /* output a pcm frame */ | |
959 | /* determine the size of the coded buffer */ | |
960 | size_out /= osize; | |
961 | if (coded_bps) | |
962 | size_out = size_out*coded_bps/8; | |
963 | ||
964 | if(size_out > audio_out_size){ | |
e3245b26 | 965 | av_log(NULL, AV_LOG_FATAL, "Internal error, buffer size too small\n"); |
6291d7e4 AK |
966 | exit_program(1); |
967 | } | |
968 | ||
969 | //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio() | |
970 | ret = avcodec_encode_audio(enc, audio_out, size_out, | |
971 | (short *)buftmp); | |
972 | if (ret < 0) { | |
e3245b26 | 973 | av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n"); |
6291d7e4 AK |
974 | exit_program(1); |
975 | } | |
976 | audio_size += ret; | |
977 | pkt.stream_index= ost->index; | |
978 | pkt.data= audio_out; | |
979 | pkt.size= ret; | |
980 | if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) | |
981 | pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); | |
982 | pkt.flags |= AV_PKT_FLAG_KEY; | |
983 | write_frame(s, &pkt, enc, ost->bitstream_filters); | |
984 | } | |
985 | } | |
986 | ||
987 | static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp) | |
988 | { | |
989 | AVCodecContext *dec; | |
990 | AVPicture *picture2; | |
991 | AVPicture picture_tmp; | |
992 | uint8_t *buf = 0; | |
993 | ||
994 | dec = ist->st->codec; | |
995 | ||
996 | /* deinterlace : must be done before any resize */ | |
997 | if (do_deinterlace) { | |
998 | int size; | |
999 | ||
1000 | /* create temporary picture */ | |
1001 | size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height); | |
1002 | buf = av_malloc(size); | |
1003 | if (!buf) | |
1004 | return; | |
1005 | ||
1006 | picture2 = &picture_tmp; | |
1007 | avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height); | |
1008 | ||
1009 | if(avpicture_deinterlace(picture2, picture, | |
1010 | dec->pix_fmt, dec->width, dec->height) < 0) { | |
1011 | /* if error, do not deinterlace */ | |
e3245b26 | 1012 | av_log(NULL, AV_LOG_WARNING, "Deinterlacing failed\n"); |
6291d7e4 AK |
1013 | av_free(buf); |
1014 | buf = NULL; | |
1015 | picture2 = picture; | |
1016 | } | |
1017 | } else { | |
1018 | picture2 = picture; | |
1019 | } | |
1020 | ||
1021 | if (picture != picture2) | |
1022 | *picture = *picture2; | |
1023 | *bufp = buf; | |
1024 | } | |
1025 | ||
6291d7e4 AK |
1026 | static void do_subtitle_out(AVFormatContext *s, |
1027 | OutputStream *ost, | |
1028 | InputStream *ist, | |
1029 | AVSubtitle *sub, | |
1030 | int64_t pts) | |
1031 | { | |
1032 | static uint8_t *subtitle_out = NULL; | |
1033 | int subtitle_out_max_size = 1024 * 1024; | |
1034 | int subtitle_out_size, nb, i; | |
1035 | AVCodecContext *enc; | |
1036 | AVPacket pkt; | |
1037 | ||
1038 | if (pts == AV_NOPTS_VALUE) { | |
e3245b26 | 1039 | av_log(NULL, AV_LOG_ERROR, "Subtitle packets must have a pts\n"); |
6291d7e4 AK |
1040 | if (exit_on_error) |
1041 | exit_program(1); | |
1042 | return; | |
1043 | } | |
1044 | ||
1045 | enc = ost->st->codec; | |
1046 | ||
1047 | if (!subtitle_out) { | |
1048 | subtitle_out = av_malloc(subtitle_out_max_size); | |
1049 | } | |
1050 | ||
1051 | /* Note: DVB subtitle need one packet to draw them and one other | |
1052 | packet to clear them */ | |
1053 | /* XXX: signal it in the codec context ? */ | |
1054 | if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) | |
1055 | nb = 2; | |
1056 | else | |
1057 | nb = 1; | |
1058 | ||
1059 | for(i = 0; i < nb; i++) { | |
1060 | sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q); | |
1061 | // start_display_time is required to be 0 | |
1062 | sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q); | |
1063 | sub->end_display_time -= sub->start_display_time; | |
1064 | sub->start_display_time = 0; | |
1065 | subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out, | |
1066 | subtitle_out_max_size, sub); | |
1067 | if (subtitle_out_size < 0) { | |
e3245b26 | 1068 | av_log(NULL, AV_LOG_FATAL, "Subtitle encoding failed\n"); |
6291d7e4 AK |
1069 | exit_program(1); |
1070 | } | |
1071 | ||
1072 | av_init_packet(&pkt); | |
1073 | pkt.stream_index = ost->index; | |
1074 | pkt.data = subtitle_out; | |
1075 | pkt.size = subtitle_out_size; | |
1076 | pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base); | |
1077 | if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) { | |
1078 | /* XXX: the pts correction is handled here. Maybe handling | |
1079 | it in the codec would be better */ | |
1080 | if (i == 0) | |
1081 | pkt.pts += 90 * sub->start_display_time; | |
1082 | else | |
1083 | pkt.pts += 90 * sub->end_display_time; | |
1084 | } | |
1085 | write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters); | |
1086 | } | |
1087 | } | |
1088 | ||
1089 | static int bit_buffer_size= 1024*256; | |
1090 | static uint8_t *bit_buffer= NULL; | |
1091 | ||
87ef060c AC |
1092 | static void do_video_resample(OutputStream *ost, |
1093 | InputStream *ist, | |
1094 | AVFrame *in_picture, | |
1095 | AVFrame **out_picture) | |
6291d7e4 | 1096 | { |
87ef060c AC |
1097 | int resample_changed = 0; |
1098 | AVCodecContext *dec = ist->st->codec; | |
1099 | *out_picture = in_picture; | |
6291d7e4 AK |
1100 | |
1101 | resample_changed = ost->resample_width != dec->width || | |
1102 | ost->resample_height != dec->height || | |
1103 | ost->resample_pix_fmt != dec->pix_fmt; | |
1104 | ||
1105 | if (resample_changed) { | |
1106 | av_log(NULL, AV_LOG_INFO, | |
9a414d89 | 1107 | "Input stream #%d:%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n", |
6291d7e4 AK |
1108 | ist->file_index, ist->st->index, |
1109 | ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt), | |
1110 | dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt)); | |
1111 | if(!ost->video_resample) | |
5c59fa56 | 1112 | ost->video_resample = 1; |
6291d7e4 AK |
1113 | } |
1114 | ||
1115 | #if !CONFIG_AVFILTER | |
1116 | if (ost->video_resample) { | |
87ef060c | 1117 | *out_picture = &ost->pict_tmp; |
6291d7e4 AK |
1118 | if (resample_changed) { |
1119 | /* initialize a new scaler context */ | |
1120 | sws_freeContext(ost->img_resample_ctx); | |
1121 | ost->img_resample_ctx = sws_getContext( | |
1122 | ist->st->codec->width, | |
1123 | ist->st->codec->height, | |
1124 | ist->st->codec->pix_fmt, | |
1125 | ost->st->codec->width, | |
1126 | ost->st->codec->height, | |
1127 | ost->st->codec->pix_fmt, | |
1128 | ost->sws_flags, NULL, NULL, NULL); | |
1129 | if (ost->img_resample_ctx == NULL) { | |
e3245b26 | 1130 | av_log(NULL, AV_LOG_FATAL, "Cannot get resampling context\n"); |
6291d7e4 AK |
1131 | exit_program(1); |
1132 | } | |
1133 | } | |
87ef060c AC |
1134 | sws_scale(ost->img_resample_ctx, in_picture->data, in_picture->linesize, |
1135 | 0, ost->resample_height, (*out_picture)->data, (*out_picture)->linesize); | |
6291d7e4 | 1136 | } |
428c59d9 K |
1137 | #else |
1138 | if (resample_changed) { | |
1139 | avfilter_graph_free(&ost->graph); | |
1140 | if (configure_video_filters(ist, ost)) { | |
e3245b26 | 1141 | av_log(NULL, AV_LOG_FATAL, "Error reinitializing filters!\n"); |
428c59d9 K |
1142 | exit_program(1); |
1143 | } | |
1144 | } | |
6291d7e4 | 1145 | #endif |
428c59d9 K |
1146 | if (resample_changed) { |
1147 | ost->resample_width = dec->width; | |
1148 | ost->resample_height = dec->height; | |
1149 | ost->resample_pix_fmt = dec->pix_fmt; | |
1150 | } | |
87ef060c AC |
1151 | } |
1152 | ||
1153 | ||
1154 | static void do_video_out(AVFormatContext *s, | |
1155 | OutputStream *ost, | |
1156 | InputStream *ist, | |
1157 | AVFrame *in_picture, | |
1158 | int *frame_size, float quality) | |
1159 | { | |
553735f5 | 1160 | int nb_frames, i, ret, format_video_sync; |
87ef060c | 1161 | AVFrame *final_picture; |
f593628e | 1162 | AVCodecContext *enc; |
87ef060c AC |
1163 | double sync_ipts; |
1164 | ||
1165 | enc = ost->st->codec; | |
87ef060c AC |
1166 | |
1167 | sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base); | |
1168 | ||
1169 | /* by default, we output a single frame */ | |
1170 | nb_frames = 1; | |
1171 | ||
1172 | *frame_size = 0; | |
1173 | ||
553735f5 AC |
1174 | format_video_sync = video_sync_method; |
1175 | if (format_video_sync < 0) | |
e1edfbcb AK |
1176 | format_video_sync = (s->oformat->flags & AVFMT_NOTIMESTAMPS) ? 0 : |
1177 | (s->oformat->flags & AVFMT_VARIABLE_FPS) ? 2 : 1; | |
553735f5 AC |
1178 | |
1179 | if (format_video_sync) { | |
87ef060c AC |
1180 | double vdelta = sync_ipts - ost->sync_opts; |
1181 | //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c | |
1182 | if (vdelta < -1.1) | |
1183 | nb_frames = 0; | |
553735f5 | 1184 | else if (format_video_sync == 2) { |
87ef060c AC |
1185 | if(vdelta<=-0.6){ |
1186 | nb_frames=0; | |
1187 | }else if(vdelta>0.6) | |
1188 | ost->sync_opts= lrintf(sync_ipts); | |
1189 | }else if (vdelta > 1.1) | |
1190 | nb_frames = lrintf(vdelta); | |
1191 | //fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, get_sync_ipts(ost), nb_frames); | |
1192 | if (nb_frames == 0){ | |
1193 | ++nb_frames_drop; | |
e3245b26 | 1194 | av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n"); |
87ef060c AC |
1195 | }else if (nb_frames > 1) { |
1196 | nb_frames_dup += nb_frames - 1; | |
e3245b26 | 1197 | av_log(NULL, AV_LOG_VERBOSE, "*** %d dup!\n", nb_frames-1); |
87ef060c AC |
1198 | } |
1199 | }else | |
1200 | ost->sync_opts= lrintf(sync_ipts); | |
1201 | ||
96139b5e | 1202 | nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number); |
87ef060c AC |
1203 | if (nb_frames <= 0) |
1204 | return; | |
1205 | ||
1206 | do_video_resample(ost, ist, in_picture, &final_picture); | |
6291d7e4 AK |
1207 | |
1208 | /* duplicates frame if needed */ | |
1209 | for(i=0;i<nb_frames;i++) { | |
1210 | AVPacket pkt; | |
1211 | av_init_packet(&pkt); | |
1212 | pkt.stream_index= ost->index; | |
1213 | ||
150ddbc1 MR |
1214 | if (s->oformat->flags & AVFMT_RAWPICTURE && |
1215 | enc->codec->id == CODEC_ID_RAWVIDEO) { | |
6291d7e4 | 1216 | /* raw pictures are written as AVPicture structure to |
bb337b4f | 1217 | avoid any copies. We support temporarily the older |
6291d7e4 | 1218 | method. */ |
f593628e AC |
1219 | enc->coded_frame->interlaced_frame = in_picture->interlaced_frame; |
1220 | enc->coded_frame->top_field_first = in_picture->top_field_first; | |
6291d7e4 AK |
1221 | pkt.data= (uint8_t *)final_picture; |
1222 | pkt.size= sizeof(AVPicture); | |
1223 | pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base); | |
1224 | pkt.flags |= AV_PKT_FLAG_KEY; | |
1225 | ||
1226 | write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters); | |
6291d7e4 AK |
1227 | } else { |
1228 | AVFrame big_picture; | |
1229 | ||
1230 | big_picture= *final_picture; | |
1231 | /* better than nothing: use input picture interlaced | |
1232 | settings */ | |
1233 | big_picture.interlaced_frame = in_picture->interlaced_frame; | |
1234 | if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) { | |
828e0bcb | 1235 | if (ost->top_field_first == -1) |
6291d7e4 AK |
1236 | big_picture.top_field_first = in_picture->top_field_first; |
1237 | else | |
828e0bcb | 1238 | big_picture.top_field_first = !!ost->top_field_first; |
6291d7e4 AK |
1239 | } |
1240 | ||
f4ad238c | 1241 | /* handles same_quant here. This is not correct because it may |
6291d7e4 AK |
1242 | not be a global option */ |
1243 | big_picture.quality = quality; | |
d242d80e | 1244 | if (!enc->me_threshold) |
6291d7e4 AK |
1245 | big_picture.pict_type = 0; |
1246 | // big_picture.pts = AV_NOPTS_VALUE; | |
1247 | big_picture.pts= ost->sync_opts; | |
1248 | // big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den); | |
1249 | //av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts); | |
1250 | if (ost->forced_kf_index < ost->forced_kf_count && | |
1251 | big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) { | |
1252 | big_picture.pict_type = AV_PICTURE_TYPE_I; | |
1253 | ost->forced_kf_index++; | |
1254 | } | |
1255 | ret = avcodec_encode_video(enc, | |
1256 | bit_buffer, bit_buffer_size, | |
1257 | &big_picture); | |
1258 | if (ret < 0) { | |
e3245b26 | 1259 | av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n"); |
6291d7e4 AK |
1260 | exit_program(1); |
1261 | } | |
1262 | ||
1263 | if(ret>0){ | |
1264 | pkt.data= bit_buffer; | |
1265 | pkt.size= ret; | |
1266 | if(enc->coded_frame->pts != AV_NOPTS_VALUE) | |
1267 | pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); | |
1268 | /*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n", | |
1269 | pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1, | |
1270 | pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/ | |
1271 | ||
1272 | if(enc->coded_frame->key_frame) | |
1273 | pkt.flags |= AV_PKT_FLAG_KEY; | |
1274 | write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters); | |
1275 | *frame_size = ret; | |
1276 | video_size += ret; | |
1277 | //fprintf(stderr,"\nFrame: %3d size: %5d type: %d", | |
1278 | // enc->frame_number-1, ret, enc->pict_type); | |
1279 | /* if two pass, output log */ | |
1280 | if (ost->logfile && enc->stats_out) { | |
1281 | fprintf(ost->logfile, "%s", enc->stats_out); | |
1282 | } | |
1283 | } | |
1284 | } | |
1285 | ost->sync_opts++; | |
1286 | ost->frame_number++; | |
1287 | } | |
1288 | } | |
1289 | ||
1290 | static double psnr(double d){ | |
1291 | return -10.0*log(d)/log(10.0); | |
1292 | } | |
1293 | ||
1294 | static void do_video_stats(AVFormatContext *os, OutputStream *ost, | |
1295 | int frame_size) | |
1296 | { | |
1297 | AVCodecContext *enc; | |
1298 | int frame_number; | |
1299 | double ti1, bitrate, avg_bitrate; | |
1300 | ||
1301 | /* this is executed just the first time do_video_stats is called */ | |
1302 | if (!vstats_file) { | |
1303 | vstats_file = fopen(vstats_filename, "w"); | |
1304 | if (!vstats_file) { | |
1305 | perror("fopen"); | |
1306 | exit_program(1); | |
1307 | } | |
1308 | } | |
1309 | ||
1310 | enc = ost->st->codec; | |
1311 | if (enc->codec_type == AVMEDIA_TYPE_VIDEO) { | |
1312 | frame_number = ost->frame_number; | |
1313 | fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA); | |
1314 | if (enc->flags&CODEC_FLAG_PSNR) | |
1315 | fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0))); | |
1316 | ||
1317 | fprintf(vstats_file,"f_size= %6d ", frame_size); | |
1318 | /* compute pts value */ | |
1319 | ti1 = ost->sync_opts * av_q2d(enc->time_base); | |
1320 | if (ti1 < 0.01) | |
1321 | ti1 = 0.01; | |
1322 | ||
1323 | bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0; | |
1324 | avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0; | |
1325 | fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", | |
1326 | (double)video_size / 1024, ti1, bitrate, avg_bitrate); | |
1327 | fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type)); | |
1328 | } | |
1329 | } | |
1330 | ||
af70aa45 | 1331 | static void print_report(OutputFile *output_files, |
4288e031 | 1332 | OutputStream *ost_table, int nb_ostreams, |
c5ad2c2c | 1333 | int is_last_report, int64_t timer_start) |
6291d7e4 AK |
1334 | { |
1335 | char buf[1024]; | |
1336 | OutputStream *ost; | |
1337 | AVFormatContext *oc; | |
1338 | int64_t total_size; | |
1339 | AVCodecContext *enc; | |
1340 | int frame_number, vid, i; | |
1341 | double bitrate, ti1, pts; | |
1342 | static int64_t last_time = -1; | |
1343 | static int qp_histogram[52]; | |
1344 | ||
3460dd8a AK |
1345 | if (!print_stats && !is_last_report) |
1346 | return; | |
1347 | ||
6291d7e4 AK |
1348 | if (!is_last_report) { |
1349 | int64_t cur_time; | |
1350 | /* display the report every 0.5 seconds */ | |
1351 | cur_time = av_gettime(); | |
1352 | if (last_time == -1) { | |
1353 | last_time = cur_time; | |
1354 | return; | |
1355 | } | |
1356 | if ((cur_time - last_time) < 500000) | |
1357 | return; | |
1358 | last_time = cur_time; | |
1359 | } | |
1360 | ||
1361 | ||
af70aa45 | 1362 | oc = output_files[0].ctx; |
6291d7e4 AK |
1363 | |
1364 | total_size = avio_size(oc->pb); | |
1365 | if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too | |
1366 | total_size= avio_tell(oc->pb); | |
1367 | ||
1368 | buf[0] = '\0'; | |
1369 | ti1 = 1e10; | |
1370 | vid = 0; | |
1371 | for(i=0;i<nb_ostreams;i++) { | |
1372 | float q = -1; | |
4288e031 | 1373 | ost = &ost_table[i]; |
6291d7e4 | 1374 | enc = ost->st->codec; |
3d813e4c | 1375 | if (!ost->stream_copy && enc->coded_frame) |
6291d7e4 AK |
1376 | q = enc->coded_frame->quality/(float)FF_QP2LAMBDA; |
1377 | if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { | |
1378 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q); | |
1379 | } | |
1380 | if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) { | |
1381 | float t = (av_gettime()-timer_start) / 1000000.0; | |
1382 | ||
1383 | frame_number = ost->frame_number; | |
1384 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ", | |
1385 | frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q); | |
1386 | if(is_last_report) | |
1387 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L"); | |
1388 | if(qp_hist){ | |
1389 | int j; | |
1390 | int qp = lrintf(q); | |
1391 | if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram)) | |
1392 | qp_histogram[qp]++; | |
1393 | for(j=0; j<32; j++) | |
1394 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2))); | |
1395 | } | |
1396 | if (enc->flags&CODEC_FLAG_PSNR){ | |
1397 | int j; | |
1398 | double error, error_sum=0; | |
1399 | double scale, scale_sum=0; | |
1400 | char type[3]= {'Y','U','V'}; | |
1401 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR="); | |
1402 | for(j=0; j<3; j++){ | |
1403 | if(is_last_report){ | |
1404 | error= enc->error[j]; | |
1405 | scale= enc->width*enc->height*255.0*255.0*frame_number; | |
1406 | }else{ | |
1407 | error= enc->coded_frame->error[j]; | |
1408 | scale= enc->width*enc->height*255.0*255.0; | |
1409 | } | |
1410 | if(j) scale/=4; | |
1411 | error_sum += error; | |
1412 | scale_sum += scale; | |
1413 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale)); | |
1414 | } | |
1415 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum)); | |
1416 | } | |
1417 | vid = 1; | |
1418 | } | |
1419 | /* compute min output value */ | |
1420 | pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base); | |
1421 | if ((pts < ti1) && (pts > 0)) | |
1422 | ti1 = pts; | |
1423 | } | |
1424 | if (ti1 < 0.01) | |
1425 | ti1 = 0.01; | |
1426 | ||
e3245b26 | 1427 | bitrate = (double)(total_size * 8) / ti1 / 1000.0; |
6291d7e4 | 1428 | |
e3245b26 | 1429 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), |
6291d7e4 AK |
1430 | "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s", |
1431 | (double)total_size / 1024, ti1, bitrate); | |
1432 | ||
e3245b26 AK |
1433 | if (nb_frames_dup || nb_frames_drop) |
1434 | snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d", | |
1435 | nb_frames_dup, nb_frames_drop); | |
6291d7e4 | 1436 | |
f5646a32 | 1437 | av_log(NULL, AV_LOG_INFO, "%s \r", buf); |
6291d7e4 | 1438 | |
e3245b26 | 1439 | fflush(stderr); |
6291d7e4 | 1440 | |
e3245b26 | 1441 | if (is_last_report) { |
6291d7e4 | 1442 | int64_t raw= audio_size + video_size + extra_size; |
e3245b26 AK |
1443 | av_log(NULL, AV_LOG_INFO, "\n"); |
1444 | av_log(NULL, AV_LOG_INFO, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n", | |
1445 | video_size/1024.0, | |
1446 | audio_size/1024.0, | |
1447 | extra_size/1024.0, | |
1448 | 100.0*(total_size - raw)/raw | |
6291d7e4 AK |
1449 | ); |
1450 | } | |
1451 | } | |
1452 | ||
b62b5cb6 | 1453 | static void flush_encoders(OutputStream *ost_table, int nb_ostreams) |
4a4ce2e7 AK |
1454 | { |
1455 | int i, ret; | |
1456 | ||
1457 | for (i = 0; i < nb_ostreams; i++) { | |
6f1c66d5 AK |
1458 | OutputStream *ost = &ost_table[i]; |
1459 | AVCodecContext *enc = ost->st->codec; | |
1460 | AVFormatContext *os = output_files[ost->file_index].ctx; | |
1461 | ||
b62b5cb6 | 1462 | if (!ost->encoding_needed) |
6f1c66d5 AK |
1463 | continue; |
1464 | ||
1465 | if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1) | |
1466 | continue; | |
150ddbc1 | 1467 | if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE) && enc->codec->id == CODEC_ID_RAWVIDEO) |
6f1c66d5 AK |
1468 | continue; |
1469 | ||
1470 | for(;;) { | |
1471 | AVPacket pkt; | |
1472 | int fifo_bytes; | |
1473 | av_init_packet(&pkt); | |
1474 | pkt.stream_index= ost->index; | |
1475 | ||
1476 | switch (ost->st->codec->codec_type) { | |
1477 | case AVMEDIA_TYPE_AUDIO: | |
1478 | fifo_bytes = av_fifo_size(ost->fifo); | |
1479 | ret = 0; | |
1480 | /* encode any samples remaining in fifo */ | |
1481 | if (fifo_bytes > 0) { | |
1482 | int osize = av_get_bytes_per_sample(enc->sample_fmt); | |
1483 | int fs_tmp = enc->frame_size; | |
1484 | ||
1485 | av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL); | |
1486 | if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) { | |
1487 | enc->frame_size = fifo_bytes / (osize * enc->channels); | |
1488 | } else { /* pad */ | |
1489 | int frame_bytes = enc->frame_size*osize*enc->channels; | |
1490 | if (allocated_audio_buf_size < frame_bytes) | |
4a4ce2e7 | 1491 | exit_program(1); |
6f1c66d5 | 1492 | generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes); |
4a4ce2e7 AK |
1493 | } |
1494 | ||
6f1c66d5 AK |
1495 | ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf); |
1496 | pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den, | |
1497 | ost->st->time_base.num, enc->sample_rate); | |
1498 | enc->frame_size = fs_tmp; | |
1499 | } | |
1500 | if (ret <= 0) { | |
1501 | ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL); | |
4a4ce2e7 | 1502 | } |
6f1c66d5 | 1503 | if (ret < 0) { |
e3245b26 | 1504 | av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n"); |
6f1c66d5 AK |
1505 | exit_program(1); |
1506 | } | |
1507 | audio_size += ret; | |
1508 | pkt.flags |= AV_PKT_FLAG_KEY; | |
1509 | break; | |
1510 | case AVMEDIA_TYPE_VIDEO: | |
1511 | ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL); | |
1512 | if (ret < 0) { | |
e3245b26 | 1513 | av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n"); |
6f1c66d5 AK |
1514 | exit_program(1); |
1515 | } | |
1516 | video_size += ret; | |
1517 | if(enc->coded_frame && enc->coded_frame->key_frame) | |
1518 | pkt.flags |= AV_PKT_FLAG_KEY; | |
1519 | if (ost->logfile && enc->stats_out) { | |
1520 | fprintf(ost->logfile, "%s", enc->stats_out); | |
1521 | } | |
1522 | break; | |
1523 | default: | |
1524 | ret=-1; | |
4a4ce2e7 | 1525 | } |
6f1c66d5 AK |
1526 | |
1527 | if (ret <= 0) | |
1528 | break; | |
1529 | pkt.data = bit_buffer; | |
1530 | pkt.size = ret; | |
1531 | if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE) | |
1532 | pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base); | |
1533 | write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters); | |
4a4ce2e7 AK |
1534 | } |
1535 | } | |
1536 | } | |
1537 | ||
7204ec1a AK |
1538 | /* |
1539 | * Check whether a packet from ist should be written into ost at this time | |
1540 | */ | |
1541 | static int check_output_constraints(InputStream *ist, OutputStream *ost) | |
1542 | { | |
1543 | OutputFile *of = &output_files[ost->file_index]; | |
1544 | int ist_index = ist - input_streams; | |
1545 | ||
1546 | if (ost->source_index != ist_index) | |
1547 | return 0; | |
1548 | ||
1549 | if (of->start_time && ist->pts < of->start_time) | |
1550 | return 0; | |
1551 | ||
1552 | if (of->recording_time != INT64_MAX && | |
1553 | av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + of->start_time, | |
1554 | (AVRational){1, 1000000}) >= 0) { | |
1555 | ost->is_past_recording_time = 1; | |
1556 | return 0; | |
1557 | } | |
1558 | ||
1559 | return 1; | |
1560 | } | |
1561 | ||
1562 | static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *pkt) | |
1563 | { | |
1564 | OutputFile *of = &output_files[ost->file_index]; | |
1565 | int64_t ost_tb_start_time = av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base); | |
1566 | AVPacket opkt; | |
1567 | ||
1568 | av_init_packet(&opkt); | |
1569 | ||
1570 | if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && | |
1571 | !ost->copy_initial_nonkeyframes) | |
1572 | return; | |
1573 | ||
1574 | /* force the input stream PTS */ | |
1575 | if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) | |
1576 | audio_size += pkt->size; | |
1577 | else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) { | |
1578 | video_size += pkt->size; | |
1579 | ost->sync_opts++; | |
1580 | } | |
1581 | ||
1582 | opkt.stream_index = ost->index; | |
1583 | if (pkt->pts != AV_NOPTS_VALUE) | |
1584 | opkt.pts = av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time; | |
1585 | else | |
1586 | opkt.pts = AV_NOPTS_VALUE; | |
1587 | ||
1588 | if (pkt->dts == AV_NOPTS_VALUE) | |
1589 | opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base); | |
1590 | else | |
1591 | opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base); | |
1592 | opkt.dts -= ost_tb_start_time; | |
1593 | ||
1594 | opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base); | |
1595 | opkt.flags = pkt->flags; | |
1596 | ||
1597 | //FIXME remove the following 2 lines they shall be replaced by the bitstream filters | |
1598 | if( ost->st->codec->codec_id != CODEC_ID_H264 | |
1599 | && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO | |
1600 | && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO | |
1601 | ) { | |
1602 | if (av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, pkt->data, pkt->size, pkt->flags & AV_PKT_FLAG_KEY)) | |
1603 | opkt.destruct = av_destruct_packet; | |
1604 | } else { | |
1605 | opkt.data = pkt->data; | |
1606 | opkt.size = pkt->size; | |
1607 | } | |
1608 | ||
1609 | write_frame(of->ctx, &opkt, ost->st->codec, ost->bitstream_filters); | |
1610 | ost->st->codec->frame_number++; | |
1611 | ost->frame_number++; | |
1612 | av_free_packet(&opkt); | |
1613 | } | |
1614 | ||
2a651b71 AK |
1615 | static void rate_emu_sleep(InputStream *ist) |
1616 | { | |
1617 | if (input_files[ist->file_index].rate_emu) { | |
1618 | int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE); | |
1619 | int64_t now = av_gettime() - ist->start; | |
1620 | if (pts > now) | |
1621 | usleep(pts - now); | |
1622 | } | |
1623 | } | |
1624 | ||
ded28ba3 AK |
1625 | static int transcode_audio(InputStream *ist, AVPacket *pkt, int *got_output) |
1626 | { | |
d1241ff3 JR |
1627 | AVFrame *decoded_frame; |
1628 | AVCodecContext *avctx = ist->st->codec; | |
ded28ba3 | 1629 | int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt); |
ded28ba3 AK |
1630 | int i, ret; |
1631 | ||
9179f27c | 1632 | if (!ist->decoded_frame && !(ist->decoded_frame = avcodec_alloc_frame())) |
d1241ff3 | 1633 | return AVERROR(ENOMEM); |
9179f27c JR |
1634 | else |
1635 | avcodec_get_frame_defaults(ist->decoded_frame); | |
1636 | decoded_frame = ist->decoded_frame; | |
ded28ba3 | 1637 | |
d1241ff3 JR |
1638 | ret = avcodec_decode_audio4(avctx, decoded_frame, got_output, pkt); |
1639 | if (ret < 0) { | |
ded28ba3 | 1640 | return ret; |
d1241ff3 | 1641 | } |
ded28ba3 | 1642 | |
ded28ba3 AK |
1643 | if (!*got_output) { |
1644 | /* no audio frame */ | |
af8ad892 | 1645 | return ret; |
ded28ba3 AK |
1646 | } |
1647 | ||
d1241ff3 JR |
1648 | /* if the decoder provides a pts, use it instead of the last packet pts. |
1649 | the decoder could be delaying output by a packet or more. */ | |
1650 | if (decoded_frame->pts != AV_NOPTS_VALUE) | |
1651 | ist->next_pts = decoded_frame->pts; | |
1652 | ||
1653 | /* increment next_pts to use for the case where the input stream does not | |
1654 | have timestamps or there are multiple frames in the packet */ | |
1655 | ist->next_pts += ((int64_t)AV_TIME_BASE * decoded_frame->nb_samples) / | |
1656 | avctx->sample_rate; | |
ded28ba3 AK |
1657 | |
1658 | // preprocess audio (volume) | |
1659 | if (audio_volume != 256) { | |
d1241ff3 JR |
1660 | int decoded_data_size = decoded_frame->nb_samples * avctx->channels * bps; |
1661 | void *samples = decoded_frame->data[0]; | |
1662 | switch (avctx->sample_fmt) { | |
ded28ba3 AK |
1663 | case AV_SAMPLE_FMT_U8: |
1664 | { | |
1665 | uint8_t *volp = samples; | |
1666 | for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) { | |
1667 | int v = (((*volp - 128) * audio_volume + 128) >> 8) + 128; | |
1668 | *volp++ = av_clip_uint8(v); | |
1669 | } | |
1670 | break; | |
1671 | } | |
1672 | case AV_SAMPLE_FMT_S16: | |
1673 | { | |
1674 | int16_t *volp = samples; | |
1675 | for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) { | |
1676 | int v = ((*volp) * audio_volume + 128) >> 8; | |
1677 | *volp++ = av_clip_int16(v); | |
1678 | } | |
1679 | break; | |
1680 | } | |
1681 | case AV_SAMPLE_FMT_S32: | |
1682 | { | |
1683 | int32_t *volp = samples; | |
1684 | for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) { | |
1685 | int64_t v = (((int64_t)*volp * audio_volume + 128) >> 8); | |
1686 | *volp++ = av_clipl_int32(v); | |
1687 | } | |
1688 | break; | |
1689 | } | |
1690 | case AV_SAMPLE_FMT_FLT: | |
1691 | { | |
1692 | float *volp = samples; | |
1693 | float scale = audio_volume / 256.f; | |
1694 | for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) { | |
1695 | *volp++ *= scale; | |
1696 | } | |
1697 | break; | |
1698 | } | |
1699 | case AV_SAMPLE_FMT_DBL: | |
1700 | { | |
1701 | double *volp = samples; | |
1702 | double scale = audio_volume / 256.; | |
1703 | for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) { | |
1704 | *volp++ *= scale; | |
1705 | } | |
1706 | break; | |
1707 | } | |
1708 | default: | |
1709 | av_log(NULL, AV_LOG_FATAL, | |
1710 | "Audio volume adjustment on sample format %s is not supported.\n", | |
1711 | av_get_sample_fmt_name(ist->st->codec->sample_fmt)); | |
1712 | exit_program(1); | |
1713 | } | |
1714 | } | |
1715 | ||
1716 | rate_emu_sleep(ist); | |
1717 | ||
1718 | for (i = 0; i < nb_output_streams; i++) { | |
1719 | OutputStream *ost = &output_streams[i]; | |
1720 | ||
1721 | if (!check_output_constraints(ist, ost) || !ost->encoding_needed) | |
1722 | continue; | |
d1241ff3 | 1723 | do_audio_out(output_files[ost->file_index].ctx, ost, ist, decoded_frame); |
ded28ba3 | 1724 | } |
110d2af2 | 1725 | |
af8ad892 | 1726 | return ret; |
ded28ba3 AK |
1727 | } |
1728 | ||
45d4b66f AK |
1729 | static int transcode_video(InputStream *ist, AVPacket *pkt, int *got_output, int64_t *pkt_pts) |
1730 | { | |
1731 | AVFrame *decoded_frame, *filtered_frame = NULL; | |
1732 | void *buffer_to_free = NULL; | |
1733 | int i, ret = 0; | |
1734 | float quality; | |
1735 | #if CONFIG_AVFILTER | |
1736 | int frame_available = 1; | |
1737 | #endif | |
1738 | ||
9179f27c | 1739 | if (!ist->decoded_frame && !(ist->decoded_frame = avcodec_alloc_frame())) |
45d4b66f | 1740 | return AVERROR(ENOMEM); |
9179f27c JR |
1741 | else |
1742 | avcodec_get_frame_defaults(ist->decoded_frame); | |
1743 | decoded_frame = ist->decoded_frame; | |
45d4b66f AK |
1744 | pkt->pts = *pkt_pts; |
1745 | pkt->dts = ist->pts; | |
1746 | *pkt_pts = AV_NOPTS_VALUE; | |
1747 | ||
1748 | ret = avcodec_decode_video2(ist->st->codec, | |
1749 | decoded_frame, got_output, pkt); | |
1750 | if (ret < 0) | |
9179f27c | 1751 | return ret; |
45d4b66f AK |
1752 | |
1753 | quality = same_quant ? decoded_frame->quality : 0; | |
1754 | if (!*got_output) { | |
1755 | /* no picture yet */ | |
af8ad892 | 1756 | return ret; |
45d4b66f AK |
1757 | } |
1758 | ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, decoded_frame->pkt_pts, | |
1759 | decoded_frame->pkt_dts); | |
741a05a2 AK |
1760 | if (pkt->duration) |
1761 | ist->next_pts += av_rescale_q(pkt->duration, ist->st->time_base, AV_TIME_BASE_Q); | |
1762 | else if (ist->st->codec->time_base.num != 0) { | |
45d4b66f AK |
1763 | int ticks = ist->st->parser ? ist->st->parser->repeat_pict + 1 : |
1764 | ist->st->codec->ticks_per_frame; | |
1765 | ist->next_pts += ((int64_t)AV_TIME_BASE * | |
1766 | ist->st->codec->time_base.num * ticks) / | |
1767 | ist->st->codec->time_base.den; | |
1768 | } | |
1769 | pkt->size = 0; | |
1770 | pre_process_video_frame(ist, (AVPicture *)decoded_frame, &buffer_to_free); | |
1771 | ||
1772 | rate_emu_sleep(ist); | |
1773 | ||
1774 | for (i = 0; i < nb_output_streams; i++) { | |
1775 | OutputStream *ost = &output_streams[i]; | |
1776 | int frame_size; | |
1777 | ||
1778 | if (!check_output_constraints(ist, ost) || !ost->encoding_needed) | |
1779 | continue; | |
1780 | ||
1781 | #if CONFIG_AVFILTER | |
1782 | if (ost->input_video_filter) { | |
1783 | AVRational sar; | |
1784 | if (ist->st->sample_aspect_ratio.num) | |
1785 | sar = ist->st->sample_aspect_ratio; | |
1786 | else | |
1787 | sar = ist->st->codec->sample_aspect_ratio; | |
1788 | av_vsrc_buffer_add_frame(ost->input_video_filter, decoded_frame, ist->pts, sar); | |
9179f27c JR |
1789 | if (!ist->filtered_frame && !(ist->filtered_frame = avcodec_alloc_frame())) { |
1790 | av_free(buffer_to_free); | |
1791 | return AVERROR(ENOMEM); | |
1792 | } else | |
1793 | avcodec_get_frame_defaults(ist->filtered_frame); | |
1794 | filtered_frame = ist->filtered_frame; | |
45d4b66f AK |
1795 | frame_available = avfilter_poll_frame(ost->output_video_filter->inputs[0]); |
1796 | } | |
1797 | while (frame_available) { | |
1798 | AVRational ist_pts_tb; | |
1799 | if (ost->output_video_filter) | |
1800 | get_filtered_video_frame(ost->output_video_filter, filtered_frame, &ost->picref, &ist_pts_tb); | |
1801 | if (ost->picref) | |
1802 | ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q); | |
1803 | if (ost->picref->video && !ost->frame_aspect_ratio) | |
1804 | ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect; | |
1805 | #else | |
1806 | filtered_frame = decoded_frame; | |
1807 | #endif | |
1808 | ||
1809 | do_video_out(output_files[ost->file_index].ctx, ost, ist, filtered_frame, &frame_size, | |
1810 | same_quant ? quality : ost->st->codec->global_quality); | |
1811 | if (vstats_filename && frame_size) | |
1812 | do_video_stats(output_files[ost->file_index].ctx, ost, frame_size); | |
1813 | #if CONFIG_AVFILTER | |
1814 | frame_available = ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]); | |
1815 | if (ost->picref) | |
1816 | avfilter_unref_buffer(ost->picref); | |
1817 | } | |
45d4b66f AK |
1818 | #endif |
1819 | } | |
1820 | ||
45d4b66f | 1821 | av_free(buffer_to_free); |
45d4b66f AK |
1822 | return ret; |
1823 | } | |
1824 | ||
9595234c AK |
1825 | static int transcode_subtitles(InputStream *ist, AVPacket *pkt, int *got_output) |
1826 | { | |
1827 | AVSubtitle subtitle; | |
1828 | int i, ret = avcodec_decode_subtitle2(ist->st->codec, | |
1829 | &subtitle, got_output, pkt); | |
1830 | if (ret < 0) | |
1831 | return ret; | |
1832 | if (!*got_output) | |
af8ad892 | 1833 | return ret; |
9595234c AK |
1834 | |
1835 | rate_emu_sleep(ist); | |
1836 | ||
1837 | for (i = 0; i < nb_output_streams; i++) { | |
1838 | OutputStream *ost = &output_streams[i]; | |
1839 | ||
1840 | if (!check_output_constraints(ist, ost) || !ost->encoding_needed) | |
1841 | continue; | |
1842 | ||
1843 | do_subtitle_out(output_files[ost->file_index].ctx, ost, ist, &subtitle, pkt->pts); | |
1844 | } | |
1845 | ||
1846 | avsubtitle_free(&subtitle); | |
af8ad892 | 1847 | return ret; |
9595234c AK |
1848 | } |
1849 | ||
6291d7e4 | 1850 | /* pkt = NULL means EOF (needed to flush decoder buffers) */ |
06d4e2fa | 1851 | static int output_packet(InputStream *ist, |
4288e031 | 1852 | OutputStream *ost_table, int nb_ostreams, |
6291d7e4 AK |
1853 | const AVPacket *pkt) |
1854 | { | |
ffa0674e | 1855 | int i; |
6291d7e4 | 1856 | int got_output; |
6291d7e4 | 1857 | int64_t pkt_pts = AV_NOPTS_VALUE; |
6291d7e4 | 1858 | AVPacket avpkt; |
6291d7e4 | 1859 | |
8b0268a8 AK |
1860 | if (ist->next_pts == AV_NOPTS_VALUE) |
1861 | ist->next_pts = ist->pts; | |
6291d7e4 AK |
1862 | |
1863 | if (pkt == NULL) { | |
1864 | /* EOF handling */ | |
1865 | av_init_packet(&avpkt); | |
1866 | avpkt.data = NULL; | |
1867 | avpkt.size = 0; | |
1868 | goto handle_eof; | |
1869 | } else { | |
1870 | avpkt = *pkt; | |
1871 | } | |
1872 | ||
1873 | if(pkt->dts != AV_NOPTS_VALUE) | |
1874 | ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q); | |
1875 | if(pkt->pts != AV_NOPTS_VALUE) | |
1876 | pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q); | |
1877 | ||
1878 | //while we have more to decode or while the decoder did output something on EOF | |
2a651b71 | 1879 | while (ist->decoding_needed && (avpkt.size > 0 || (!pkt && got_output))) { |
ffa0674e | 1880 | int ret = 0; |
6291d7e4 | 1881 | handle_eof: |
6291d7e4 | 1882 | |
8b0268a8 AK |
1883 | ist->pts = ist->next_pts; |
1884 | ||
1885 | if (avpkt.size && avpkt.size != pkt->size) { | |
e3245b26 AK |
1886 | av_log(NULL, ist->showed_multi_packet_warning ? AV_LOG_VERBOSE : AV_LOG_WARNING, |
1887 | "Multiple frames in a packet from stream %d\n", pkt->stream_index); | |
8b0268a8 AK |
1888 | ist->showed_multi_packet_warning = 1; |
1889 | } | |
6291d7e4 | 1890 | |
78162b4e | 1891 | switch(ist->st->codec->codec_type) { |
82963f8f AK |
1892 | case AVMEDIA_TYPE_AUDIO: |
1893 | ret = transcode_audio (ist, &avpkt, &got_output); | |
1894 | break; | |
1895 | case AVMEDIA_TYPE_VIDEO: | |
1896 | ret = transcode_video (ist, &avpkt, &got_output, &pkt_pts); | |
1897 | break; | |
1898 | case AVMEDIA_TYPE_SUBTITLE: | |
1899 | ret = transcode_subtitles(ist, &avpkt, &got_output); | |
1900 | break; | |
78162b4e AK |
1901 | default: |
1902 | return -1; | |
1903 | } | |
6291d7e4 | 1904 | |
d3c1d37a AK |
1905 | if (ret < 0) |
1906 | return ret; | |
aa38cff2 JG |
1907 | // touch data and size only if not EOF |
1908 | if (pkt) { | |
1909 | avpkt.data += ret; | |
1910 | avpkt.size -= ret; | |
1911 | } | |
82963f8f | 1912 | if (!got_output) { |
af8ad892 | 1913 | continue; |
82963f8f | 1914 | } |
6291d7e4 | 1915 | } |
6291d7e4 | 1916 | |
7204ec1a | 1917 | /* handle stream copy */ |
2a651b71 AK |
1918 | if (!ist->decoding_needed) { |
1919 | rate_emu_sleep(ist); | |
91b412e7 | 1920 | ist->pts = ist->next_pts; |
2a651b71 AK |
1921 | switch (ist->st->codec->codec_type) { |
1922 | case AVMEDIA_TYPE_AUDIO: | |
1923 | ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) / | |
1924 | ist->st->codec->sample_rate; | |
1925 | break; | |
1926 | case AVMEDIA_TYPE_VIDEO: | |
1927 | if (ist->st->codec->time_base.num != 0) { | |
1928 | int ticks = ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame; | |
1929 | ist->next_pts += ((int64_t)AV_TIME_BASE * | |
1930 | ist->st->codec->time_base.num * ticks) / | |
1931 | ist->st->codec->time_base.den; | |
1932 | } | |
1933 | break; | |
1934 | } | |
1935 | } | |
7204ec1a | 1936 | for (i = 0; pkt && i < nb_ostreams; i++) { |
ffa0674e | 1937 | OutputStream *ost = &ost_table[i]; |
7204ec1a AK |
1938 | |
1939 | if (!check_output_constraints(ist, ost) || ost->encoding_needed) | |
1940 | continue; | |
1941 | ||
1942 | do_streamcopy(ist, ost, pkt); | |
1943 | } | |
1944 | ||
6291d7e4 AK |
1945 | return 0; |
1946 | } | |
1947 | ||
af70aa45 | 1948 | static void print_sdp(OutputFile *output_files, int n) |
6291d7e4 AK |
1949 | { |
1950 | char sdp[2048]; | |
af70aa45 AK |
1951 | int i; |
1952 | AVFormatContext **avc = av_malloc(sizeof(*avc)*n); | |
1953 | ||
1954 | if (!avc) | |
1955 | exit_program(1); | |
1956 | for (i = 0; i < n; i++) | |
1957 | avc[i] = output_files[i].ctx; | |
6291d7e4 AK |
1958 | |
1959 | av_sdp_create(avc, n, sdp, sizeof(sdp)); | |
1960 | printf("SDP:\n%s\n", sdp); | |
1961 | fflush(stdout); | |
af70aa45 | 1962 | av_freep(&avc); |
6291d7e4 AK |
1963 | } |
1964 | ||
630902a1 AK |
1965 | static int init_input_stream(int ist_index, OutputStream *output_streams, int nb_output_streams, |
1966 | char *error, int error_len) | |
1967 | { | |
1968 | int i; | |
1969 | InputStream *ist = &input_streams[ist_index]; | |
1970 | if (ist->decoding_needed) { | |
1971 | AVCodec *codec = ist->dec; | |
630902a1 | 1972 | if (!codec) { |
9a414d89 | 1973 | snprintf(error, error_len, "Decoder (codec id %d) not found for input stream #%d:%d", |
630902a1 AK |
1974 | ist->st->codec->codec_id, ist->file_index, ist->st->index); |
1975 | return AVERROR(EINVAL); | |
1976 | } | |
1977 | ||
1978 | /* update requested sample format for the decoder based on the | |
1979 | corresponding encoder sample format */ | |
1980 | for (i = 0; i < nb_output_streams; i++) { | |
1981 | OutputStream *ost = &output_streams[i]; | |
1982 | if (ost->source_index == ist_index) { | |
1983 | update_sample_fmt(ist->st->codec, codec, ost->st->codec); | |
1984 | break; | |
1985 | } | |
1986 | } | |
1987 | ||
1988 | if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) { | |
9a414d89 | 1989 | snprintf(error, error_len, "Error while opening decoder for input stream #%d:%d", |
630902a1 AK |
1990 | ist->file_index, ist->st->index); |
1991 | return AVERROR(EINVAL); | |
1992 | } | |
1993 | assert_codec_experimental(ist->st->codec, 0); | |
1994 | assert_avoptions(ist->opts); | |
1995 | } | |
1996 | ||
1997 | ist->pts = ist->st->avg_frame_rate.num ? - ist->st->codec->has_b_frames*AV_TIME_BASE / av_q2d(ist->st->avg_frame_rate) : 0; | |
1998 | ist->next_pts = AV_NOPTS_VALUE; | |
1999 | init_pts_correction(&ist->pts_ctx); | |
2000 | ist->is_start = 1; | |
2001 | ||
2002 | return 0; | |
2003 | } | |
2004 | ||
eaf2d37a AC |
2005 | static int transcode_init(OutputFile *output_files, |
2006 | int nb_output_files, | |
2007 | InputFile *input_files, | |
2008 | int nb_input_files) | |
6291d7e4 | 2009 | { |
2c474ddb | 2010 | int ret = 0, i, j, k; |
1bb77e51 | 2011 | AVFormatContext *oc; |
6291d7e4 | 2012 | AVCodecContext *codec, *icodec; |
4288e031 | 2013 | OutputStream *ost; |
6291d7e4 AK |
2014 | InputStream *ist; |
2015 | char error[1024]; | |
2016 | int want_sdp = 1; | |
b0c9e8e0 | 2017 | |
f4805328 AK |
2018 | /* init framerate emulation */ |
2019 | for (i = 0; i < nb_input_files; i++) { | |
2020 | InputFile *ifile = &input_files[i]; | |
2021 | if (ifile->rate_emu) | |
2022 | for (j = 0; j < ifile->nb_streams; j++) | |
2023 | input_streams[j + ifile->ist_index].start = av_gettime(); | |
2024 | } | |
6291d7e4 AK |
2025 | |
2026 | /* output stream init */ | |
03f30c83 | 2027 | for (i = 0; i < nb_output_files; i++) { |
1bb77e51 AK |
2028 | oc = output_files[i].ctx; |
2029 | if (!oc->nb_streams && !(oc->oformat->flags & AVFMT_NOSTREAMS)) { | |
2030 | av_dump_format(oc, i, oc->filename, 1); | |
e3245b26 | 2031 | av_log(NULL, AV_LOG_ERROR, "Output file #%d does not contain any stream\n", i); |
eaf2d37a | 2032 | return AVERROR(EINVAL); |
6291d7e4 | 2033 | } |
6291d7e4 AK |
2034 | } |
2035 | ||
2036 | /* for each output stream, we compute the right encoding parameters */ | |
4288e031 AK |
2037 | for (i = 0; i < nb_output_streams; i++) { |
2038 | ost = &output_streams[i]; | |
03f30c83 | 2039 | oc = output_files[ost->file_index].ctx; |
6291d7e4 AK |
2040 | ist = &input_streams[ost->source_index]; |
2041 | ||
4dbc6cee AK |
2042 | if (ost->attachment_filename) |
2043 | continue; | |
2044 | ||
03f30c83 | 2045 | codec = ost->st->codec; |
6291d7e4 AK |
2046 | icodec = ist->st->codec; |
2047 | ||
03f30c83 AK |
2048 | ost->st->disposition = ist->st->disposition; |
2049 | codec->bits_per_raw_sample = icodec->bits_per_raw_sample; | |
6291d7e4 AK |
2050 | codec->chroma_sample_location = icodec->chroma_sample_location; |
2051 | ||
3d813e4c | 2052 | if (ost->stream_copy) { |
6291d7e4 AK |
2053 | uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE; |
2054 | ||
e6d2b737 | 2055 | if (extra_size > INT_MAX) { |
eaf2d37a | 2056 | return AVERROR(EINVAL); |
e6d2b737 | 2057 | } |
6291d7e4 AK |
2058 | |
2059 | /* if stream_copy is selected, no need to decode or encode */ | |
03f30c83 | 2060 | codec->codec_id = icodec->codec_id; |
6291d7e4 AK |
2061 | codec->codec_type = icodec->codec_type; |
2062 | ||
03f30c83 AK |
2063 | if (!codec->codec_tag) { |
2064 | if (!oc->oformat->codec_tag || | |
2065 | av_codec_get_id (oc->oformat->codec_tag, icodec->codec_tag) == codec->codec_id || | |
2066 | av_codec_get_tag(oc->oformat->codec_tag, icodec->codec_id) <= 0) | |
6291d7e4 AK |
2067 | codec->codec_tag = icodec->codec_tag; |
2068 | } | |
2069 | ||
03f30c83 | 2070 | codec->bit_rate = icodec->bit_rate; |
6291d7e4 AK |
2071 | codec->rc_max_rate = icodec->rc_max_rate; |
2072 | codec->rc_buffer_size = icodec->rc_buffer_size; | |
4bf3c8f2 | 2073 | codec->field_order = icodec->field_order; |
03f30c83 | 2074 | codec->extradata = av_mallocz(extra_size); |
e6d2b737 | 2075 | if (!codec->extradata) { |
eaf2d37a | 2076 | return AVERROR(ENOMEM); |
e6d2b737 | 2077 | } |
6291d7e4 | 2078 | memcpy(codec->extradata, icodec->extradata, icodec->extradata_size); |
03f30c83 | 2079 | codec->extradata_size = icodec->extradata_size; |
7bb3e625 | 2080 | if (!copy_tb) { |
03f30c83 | 2081 | codec->time_base = icodec->time_base; |
6291d7e4 AK |
2082 | codec->time_base.num *= icodec->ticks_per_frame; |
2083 | av_reduce(&codec->time_base.num, &codec->time_base.den, | |
2084 | codec->time_base.num, codec->time_base.den, INT_MAX); | |
03f30c83 | 2085 | } else |
6291d7e4 | 2086 | codec->time_base = ist->st->time_base; |
03f30c83 | 2087 | |
6291d7e4 AK |
2088 | switch(codec->codec_type) { |
2089 | case AVMEDIA_TYPE_AUDIO: | |
2090 | if(audio_volume != 256) { | |
e3245b26 | 2091 | av_log(NULL, AV_LOG_FATAL, "-acodec copy and -vol are incompatible (frames are not decoded)\n"); |
6291d7e4 AK |
2092 | exit_program(1); |
2093 | } | |
03f30c83 AK |
2094 | codec->channel_layout = icodec->channel_layout; |
2095 | codec->sample_rate = icodec->sample_rate; | |
2096 | codec->channels = icodec->channels; | |
2097 | codec->frame_size = icodec->frame_size; | |
6291d7e4 | 2098 | codec->audio_service_type = icodec->audio_service_type; |
03f30c83 | 2099 | codec->block_align = icodec->block_align; |
6291d7e4 AK |
2100 | break; |
2101 | case AVMEDIA_TYPE_VIDEO: | |
03f30c83 AK |
2102 | codec->pix_fmt = icodec->pix_fmt; |
2103 | codec->width = icodec->width; | |
2104 | codec->height = icodec->height; | |
2105 | codec->has_b_frames = icodec->has_b_frames; | |
6291d7e4 | 2106 | if (!codec->sample_aspect_ratio.num) { |
03f30c83 | 2107 | codec->sample_aspect_ratio = |
6291d7e4 AK |
2108 | ost->st->sample_aspect_ratio = |
2109 | ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio : | |
2110 | ist->st->codec->sample_aspect_ratio.num ? | |
2111 | ist->st->codec->sample_aspect_ratio : (AVRational){0, 1}; | |
2112 | } | |
2113 | break; | |
2114 | case AVMEDIA_TYPE_SUBTITLE: | |
03f30c83 | 2115 | codec->width = icodec->width; |
6291d7e4 AK |
2116 | codec->height = icodec->height; |
2117 | break; | |
2118 | case AVMEDIA_TYPE_DATA: | |
3ccd1580 | 2119 | case AVMEDIA_TYPE_ATTACHMENT: |
6291d7e4 AK |
2120 | break; |
2121 | default: | |
2122 | abort(); | |
2123 | } | |
2124 | } else { | |
2125 | if (!ost->enc) | |
2126 | ost->enc = avcodec_find_encoder(ost->st->codec->codec_id); | |
03f30c83 | 2127 | |
11fdb7e1 AK |
2128 | ist->decoding_needed = 1; |
2129 | ost->encoding_needed = 1; | |
03f30c83 | 2130 | |
6291d7e4 AK |
2131 | switch(codec->codec_type) { |
2132 | case AVMEDIA_TYPE_AUDIO: | |
03f30c83 | 2133 | ost->fifo = av_fifo_alloc(1024); |
e6d2b737 | 2134 | if (!ost->fifo) { |
eaf2d37a | 2135 | return AVERROR(ENOMEM); |
e6d2b737 | 2136 | } |
6291d7e4 | 2137 | ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE); |
03f30c83 | 2138 | |
d0a19696 | 2139 | if (!codec->sample_rate) |
6291d7e4 | 2140 | codec->sample_rate = icodec->sample_rate; |
6291d7e4 AK |
2141 | choose_sample_rate(ost->st, ost->enc); |
2142 | codec->time_base = (AVRational){1, codec->sample_rate}; | |
03f30c83 | 2143 | |
6291d7e4 AK |
2144 | if (codec->sample_fmt == AV_SAMPLE_FMT_NONE) |
2145 | codec->sample_fmt = icodec->sample_fmt; | |
2146 | choose_sample_fmt(ost->st, ost->enc); | |
03f30c83 | 2147 | |
6291d7e4 AK |
2148 | if (!codec->channels) |
2149 | codec->channels = icodec->channels; | |
2150 | codec->channel_layout = icodec->channel_layout; | |
2151 | if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels) | |
2152 | codec->channel_layout = 0; | |
03f30c83 AK |
2153 | |
2154 | ost->audio_resample = codec-> sample_rate != icodec->sample_rate || audio_sync_method > 1; | |
2155 | icodec->request_channels = codec-> channels; | |
6291d7e4 AK |
2156 | ost->resample_sample_fmt = icodec->sample_fmt; |
2157 | ost->resample_sample_rate = icodec->sample_rate; | |
2158 | ost->resample_channels = icodec->channels; | |
2159 | break; | |
2160 | case AVMEDIA_TYPE_VIDEO: | |
2161 | if (codec->pix_fmt == PIX_FMT_NONE) | |
2162 | codec->pix_fmt = icodec->pix_fmt; | |
2163 | choose_pixel_fmt(ost->st, ost->enc); | |
2164 | ||
2165 | if (ost->st->codec->pix_fmt == PIX_FMT_NONE) { | |
e3245b26 | 2166 | av_log(NULL, AV_LOG_FATAL, "Video pixel format is unknown, stream cannot be encoded\n"); |
6291d7e4 AK |
2167 | exit_program(1); |
2168 | } | |
2169 | ||
2170 | if (!codec->width || !codec->height) { | |
2171 | codec->width = icodec->width; | |
2172 | codec->height = icodec->height; | |
2173 | } | |
2174 | ||
2175 | ost->video_resample = codec->width != icodec->width || | |
2176 | codec->height != icodec->height || | |
2177 | codec->pix_fmt != icodec->pix_fmt; | |
2178 | if (ost->video_resample) { | |
2179 | #if !CONFIG_AVFILTER | |
2180 | avcodec_get_frame_defaults(&ost->pict_tmp); | |
2181 | if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt, | |
2182 | codec->width, codec->height)) { | |
e3245b26 | 2183 | av_log(NULL, AV_LOG_FATAL, "Cannot allocate temp picture, check pix fmt\n"); |
6291d7e4 AK |
2184 | exit_program(1); |
2185 | } | |
2186 | ost->img_resample_ctx = sws_getContext( | |
2187 | icodec->width, | |
2188 | icodec->height, | |
2189 | icodec->pix_fmt, | |
2190 | codec->width, | |
2191 | codec->height, | |
2192 | codec->pix_fmt, | |
2193 | ost->sws_flags, NULL, NULL, NULL); | |
2194 | if (ost->img_resample_ctx == NULL) { | |
e3245b26 | 2195 | av_log(NULL, AV_LOG_FATAL, "Cannot get resampling context\n"); |
6291d7e4 AK |
2196 | exit_program(1); |
2197 | } | |
2198 | #endif | |
2199 | codec->bits_per_raw_sample= 0; | |
2200 | } | |
2201 | ||
03f30c83 AK |
2202 | ost->resample_height = icodec->height; |
2203 | ost->resample_width = icodec->width; | |
2204 | ost->resample_pix_fmt = icodec->pix_fmt; | |
6291d7e4 AK |
2205 | |
2206 | if (!ost->frame_rate.num) | |
2207 | ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1}; | |
bef737a7 | 2208 | if (ost->enc && ost->enc->supported_framerates && !ost->force_fps) { |
6291d7e4 AK |
2209 | int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates); |
2210 | ost->frame_rate = ost->enc->supported_framerates[idx]; | |
2211 | } | |
2212 | codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num}; | |
2213 | ||
2214 | #if CONFIG_AVFILTER | |
2215 | if (configure_video_filters(ist, ost)) { | |
e3245b26 | 2216 | av_log(NULL, AV_LOG_FATAL, "Error opening filters!\n"); |
6291d7e4 AK |
2217 | exit(1); |
2218 | } | |
2219 | #endif | |
2220 | break; | |
2221 | case AVMEDIA_TYPE_SUBTITLE: | |
6291d7e4 AK |
2222 | break; |
2223 | default: | |
2224 | abort(); | |
2225 | break; | |
2226 | } | |
2227 | /* two pass mode */ | |
515901fa | 2228 | if ((codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) { |
6291d7e4 AK |
2229 | char logfilename[1024]; |
2230 | FILE *f; | |
2231 | ||
2232 | snprintf(logfilename, sizeof(logfilename), "%s-%d.log", | |
2233 | pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX, | |
2234 | i); | |
2235 | if (codec->flags & CODEC_FLAG_PASS1) { | |
2236 | f = fopen(logfilename, "wb"); | |
2237 | if (!f) { | |
e3245b26 AK |
2238 | av_log(NULL, AV_LOG_FATAL, "Cannot write log file '%s' for pass-1 encoding: %s\n", |
2239 | logfilename, strerror(errno)); | |
6291d7e4 AK |
2240 | exit_program(1); |
2241 | } | |
2242 | ost->logfile = f; | |
2243 | } else { | |
2244 | char *logbuffer; | |
2245 | size_t logbuffer_size; | |
02170990 | 2246 | if (cmdutils_read_file(logfilename, &logbuffer, &logbuffer_size) < 0) { |
e3245b26 AK |
2247 | av_log(NULL, AV_LOG_FATAL, "Error reading log file '%s' for pass-2 encoding\n", |
2248 | logfilename); | |
6291d7e4 AK |
2249 | exit_program(1); |
2250 | } | |
2251 | codec->stats_in = logbuffer; | |
2252 | } | |
2253 | } | |
2254 | } | |
2255 | if(codec->codec_type == AVMEDIA_TYPE_VIDEO){ | |
03f30c83 AK |
2256 | int size = codec->width * codec->height; |
2257 | bit_buffer_size = FFMAX(bit_buffer_size, 6*size + 200); | |
6291d7e4 AK |
2258 | } |
2259 | } | |
2260 | ||
2261 | if (!bit_buffer) | |
2262 | bit_buffer = av_malloc(bit_buffer_size); | |
2263 | if (!bit_buffer) { | |
e3245b26 AK |
2264 | av_log(NULL, AV_LOG_ERROR, "Cannot allocate %d bytes output buffer\n", |
2265 | bit_buffer_size); | |
eaf2d37a | 2266 | return AVERROR(ENOMEM); |
6291d7e4 AK |
2267 | } |
2268 | ||
2269 | /* open each encoder */ | |
4288e031 AK |
2270 | for (i = 0; i < nb_output_streams; i++) { |
2271 | ost = &output_streams[i]; | |
6291d7e4 | 2272 | if (ost->encoding_needed) { |
03f30c83 | 2273 | AVCodec *codec = ost->enc; |
6291d7e4 AK |
2274 | AVCodecContext *dec = input_streams[ost->source_index].st->codec; |
2275 | if (!codec) { | |
9a414d89 | 2276 | snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d:%d", |
6291d7e4 AK |
2277 | ost->st->codec->codec_id, ost->file_index, ost->index); |
2278 | ret = AVERROR(EINVAL); | |
2279 | goto dump_format; | |
2280 | } | |
2281 | if (dec->subtitle_header) { | |
2282 | ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size); | |
2283 | if (!ost->st->codec->subtitle_header) { | |
2284 | ret = AVERROR(ENOMEM); | |
2285 | goto dump_format; | |
2286 | } | |
2287 | memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size); | |
2288 | ost->st->codec->subtitle_header_size = dec->subtitle_header_size; | |
2289 | } | |
2290 | if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) { | |
9a414d89 | 2291 | snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d:%d - maybe incorrect parameters such as bit_rate, rate, width or height", |
6291d7e4 AK |
2292 | ost->file_index, ost->index); |
2293 | ret = AVERROR(EINVAL); | |
2294 | goto dump_format; | |
2295 | } | |
2296 | assert_codec_experimental(ost->st->codec, 1); | |
2297 | assert_avoptions(ost->opts); | |
2298 | if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000) | |
2299 | av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low." | |
2300 | "It takes bits/s as argument, not kbits/s\n"); | |
2301 | extra_size += ost->st->codec->extradata_size; | |
d242d80e AK |
2302 | |
2303 | if (ost->st->codec->me_threshold) | |
2304 | input_streams[ost->source_index].st->codec->debug |= FF_DEBUG_MV; | |
6291d7e4 AK |
2305 | } |
2306 | } | |
2307 | ||
630902a1 AK |
2308 | /* init input streams */ |
2309 | for (i = 0; i < nb_input_streams; i++) | |
62486948 | 2310 | if ((ret = init_input_stream(i, output_streams, nb_output_streams, error, sizeof(error))) < 0) |
630902a1 | 2311 | goto dump_format; |
6291d7e4 | 2312 | |
2c474ddb AK |
2313 | /* discard unused programs */ |
2314 | for (i = 0; i < nb_input_files; i++) { | |
2315 | InputFile *ifile = &input_files[i]; | |
2316 | for (j = 0; j < ifile->ctx->nb_programs; j++) { | |
2317 | AVProgram *p = ifile->ctx->programs[j]; | |
2318 | int discard = AVDISCARD_ALL; | |
2319 | ||
2320 | for (k = 0; k < p->nb_stream_indexes; k++) | |
2321 | if (!input_streams[ifile->ist_index + p->stream_index[k]].discard) { | |
2322 | discard = AVDISCARD_DEFAULT; | |
2323 | break; | |
2324 | } | |
2325 | p->discard = discard; | |
2326 | } | |
2327 | } | |
2328 | ||
6291d7e4 | 2329 | /* open files and write file headers */ |
af70aa45 | 2330 | for (i = 0; i < nb_output_files; i++) { |
1bb77e51 AK |
2331 | oc = output_files[i].ctx; |
2332 | oc->interrupt_callback = int_cb; | |
2333 | if (avformat_write_header(oc, &output_files[i].opts) < 0) { | |
6291d7e4 AK |
2334 | snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i); |
2335 | ret = AVERROR(EINVAL); | |
2336 | goto dump_format; | |
2337 | } | |
af70aa45 | 2338 | assert_avoptions(output_files[i].opts); |
1bb77e51 | 2339 | if (strcmp(oc->oformat->name, "rtp")) { |
6291d7e4 AK |
2340 | want_sdp = 0; |
2341 | } | |
2342 | } | |
2343 | ||
2344 | dump_format: | |
2345 | /* dump the file output parameters - cannot be done before in case | |
2346 | of stream copy */ | |
03f30c83 | 2347 | for (i = 0; i < nb_output_files; i++) { |
af70aa45 | 2348 | av_dump_format(output_files[i].ctx, i, output_files[i].ctx->filename, 1); |
6291d7e4 AK |
2349 | } |
2350 | ||
2351 | /* dump the stream mapping */ | |
e3245b26 AK |
2352 | av_log(NULL, AV_LOG_INFO, "Stream mapping:\n"); |
2353 | for (i = 0; i < nb_output_streams; i++) { | |
2354 | ost = &output_streams[i]; | |
4dbc6cee AK |
2355 | |
2356 | if (ost->attachment_filename) { | |
2357 | /* an attached file */ | |
2358 | av_log(NULL, AV_LOG_INFO, " File %s -> Stream #%d:%d\n", | |
2359 | ost->attachment_filename, ost->file_index, ost->index); | |
2360 | continue; | |
2361 | } | |
9a414d89 | 2362 | av_log(NULL, AV_LOG_INFO, " Stream #%d:%d -> #%d:%d", |
e3245b26 AK |
2363 | input_streams[ost->source_index].file_index, |
2364 | input_streams[ost->source_index].st->index, | |
2365 | ost->file_index, | |
2366 | ost->index); | |
2367 | if (ost->sync_ist != &input_streams[ost->source_index]) | |
9a414d89 | 2368 | av_log(NULL, AV_LOG_INFO, " [sync #%d:%d]", |
e3245b26 AK |
2369 | ost->sync_ist->file_index, |
2370 | ost->sync_ist->st->index); | |
3d813e4c | 2371 | if (ost->stream_copy) |
e3245b26 AK |
2372 | av_log(NULL, AV_LOG_INFO, " (copy)"); |
2373 | else | |
2374 | av_log(NULL, AV_LOG_INFO, " (%s -> %s)", input_streams[ost->source_index].dec ? | |
2375 | input_streams[ost->source_index].dec->name : "?", | |
2376 | ost->enc ? ost->enc->name : "?"); | |
2377 | av_log(NULL, AV_LOG_INFO, "\n"); | |
6291d7e4 AK |
2378 | } |
2379 | ||
2380 | if (ret) { | |
e3245b26 | 2381 | av_log(NULL, AV_LOG_ERROR, "%s\n", error); |
eaf2d37a | 2382 | return ret; |
6291d7e4 AK |
2383 | } |
2384 | ||
2385 | if (want_sdp) { | |
2386 | print_sdp(output_files, nb_output_files); | |
2387 | } | |
2388 | ||
eaf2d37a AC |
2389 | return 0; |
2390 | } | |
2391 | ||
2392 | /* | |
2393 | * The following code is the main loop of the file converter | |
2394 | */ | |
2395 | static int transcode(OutputFile *output_files, | |
2396 | int nb_output_files, | |
2397 | InputFile *input_files, | |
2398 | int nb_input_files) | |
2399 | { | |
2400 | int ret, i; | |
2401 | AVFormatContext *is, *os; | |
2402 | OutputStream *ost; | |
2403 | InputStream *ist; | |
2404 | uint8_t *no_packet; | |
2405 | int no_packet_count=0; | |
2406 | int64_t timer_start; | |
2407 | ||
2408 | if (!(no_packet = av_mallocz(nb_input_files))) | |
2409 | exit_program(1); | |
2410 | ||
2411 | ret = transcode_init(output_files, nb_output_files, input_files, nb_input_files); | |
2412 | if (ret < 0) | |
2413 | goto fail; | |
2414 | ||
e3245b26 | 2415 | av_log(NULL, AV_LOG_INFO, "Press ctrl-c to stop encoding\n"); |
6291d7e4 AK |
2416 | term_init(); |
2417 | ||
2418 | timer_start = av_gettime(); | |
2419 | ||
2420 | for(; received_sigterm == 0;) { | |
2421 | int file_index, ist_index; | |
2422 | AVPacket pkt; | |
9be3c124 | 2423 | int64_t ipts_min; |
6291d7e4 AK |
2424 | double opts_min; |
2425 | ||
9be3c124 | 2426 | ipts_min = INT64_MAX; |
6291d7e4 AK |
2427 | opts_min= 1e100; |
2428 | ||
2429 | /* select the stream that we must read now by looking at the | |
2430 | smallest output pts */ | |
2431 | file_index = -1; | |
4288e031 | 2432 | for (i = 0; i < nb_output_streams; i++) { |
f21f294e | 2433 | OutputFile *of; |
9be3c124 AC |
2434 | int64_t ipts; |
2435 | double opts; | |
4288e031 | 2436 | ost = &output_streams[i]; |
f21f294e | 2437 | of = &output_files[ost->file_index]; |
af70aa45 | 2438 | os = output_files[ost->file_index].ctx; |
6291d7e4 | 2439 | ist = &input_streams[ost->source_index]; |
f21f294e AK |
2440 | if (ost->is_past_recording_time || no_packet[ist->file_index] || |
2441 | (os->pb && avio_tell(os->pb) >= of->limit_filesize)) | |
6291d7e4 | 2442 | continue; |
c0931508 | 2443 | opts = ost->st->pts.val * av_q2d(ost->st->time_base); |
9be3c124 | 2444 | ipts = ist->pts; |
6291d7e4 AK |
2445 | if (!input_files[ist->file_index].eof_reached){ |
2446 | if(ipts < ipts_min) { | |
2447 | ipts_min = ipts; | |
2448 | if(input_sync ) file_index = ist->file_index; | |
2449 | } | |
2450 | if(opts < opts_min) { | |
2451 | opts_min = opts; | |
2452 | if(!input_sync) file_index = ist->file_index; | |
2453 | } | |
2454 | } | |
96139b5e AK |
2455 | if (ost->frame_number >= ost->max_frames) { |
2456 | int j; | |
9b921a82 AK |
2457 | for (j = 0; j < of->ctx->nb_streams; j++) |
2458 | output_streams[of->ost_index + j].is_past_recording_time = 1; | |
96139b5e | 2459 | continue; |
6291d7e4 AK |
2460 | } |
2461 | } | |
2462 | /* if none, if is finished */ | |
2463 | if (file_index < 0) { | |
2464 | if(no_packet_count){ | |
2465 | no_packet_count=0; | |
b0c9e8e0 | 2466 | memset(no_packet, 0, nb_input_files); |
6291d7e4 AK |
2467 | usleep(10000); |
2468 | continue; | |
2469 | } | |
2470 | break; | |
2471 | } | |
2472 | ||
6291d7e4 AK |
2473 | /* read a frame from it and output it in the fifo */ |
2474 | is = input_files[file_index].ctx; | |
2475 | ret= av_read_frame(is, &pkt); | |
2476 | if(ret == AVERROR(EAGAIN)){ | |
2477 | no_packet[file_index]=1; | |
2478 | no_packet_count++; | |
2479 | continue; | |
2480 | } | |
2481 | if (ret < 0) { | |
2482 | input_files[file_index].eof_reached = 1; | |
2483 | if (opt_shortest) | |
2484 | break; | |
2485 | else | |
2486 | continue; | |
2487 | } | |
2488 | ||
2489 | no_packet_count=0; | |
b0c9e8e0 | 2490 | memset(no_packet, 0, nb_input_files); |
6291d7e4 AK |
2491 | |
2492 | if (do_pkt_dump) { | |
2493 | av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump, | |
2494 | is->streams[pkt.stream_index]); | |
2495 | } | |
2496 | /* the following test is needed in case new streams appear | |
2497 | dynamically in stream : we ignore them */ | |
ed5b1326 | 2498 | if (pkt.stream_index >= input_files[file_index].nb_streams) |
6291d7e4 AK |
2499 | goto discard_packet; |
2500 | ist_index = input_files[file_index].ist_index + pkt.stream_index; | |
2501 | ist = &input_streams[ist_index]; | |
2502 | if (ist->discard) | |
2503 | goto discard_packet; | |
2504 | ||
2505 | if (pkt.dts != AV_NOPTS_VALUE) | |
2506 | pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base); | |
2507 | if (pkt.pts != AV_NOPTS_VALUE) | |
2508 | pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base); | |
2509 | ||
33f75d72 AK |
2510 | if(pkt.pts != AV_NOPTS_VALUE) |
2511 | pkt.pts *= ist->ts_scale; | |
2512 | if(pkt.dts != AV_NOPTS_VALUE) | |
2513 | pkt.dts *= ist->ts_scale; | |
6291d7e4 AK |
2514 | |
2515 | // fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files[ist->file_index].ts_offset, ist->st->codec->codec_type); | |
2516 | if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE | |
2517 | && (is->iformat->flags & AVFMT_TS_DISCONT)) { | |
2518 | int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q); | |
2519 | int64_t delta= pkt_dts - ist->next_pts; | |
2520 | if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){ | |
2521 | input_files[ist->file_index].ts_offset -= delta; | |
e3245b26 AK |
2522 | av_log(NULL, AV_LOG_DEBUG, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", |
2523 | delta, input_files[ist->file_index].ts_offset); | |
6291d7e4 AK |
2524 | pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base); |
2525 | if(pkt.pts != AV_NOPTS_VALUE) | |
2526 | pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base); | |
2527 | } | |
2528 | } | |
2529 | ||
6291d7e4 | 2530 | //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size); |
06d4e2fa | 2531 | if (output_packet(ist, output_streams, nb_output_streams, &pkt) < 0) { |
6291d7e4 | 2532 | |
9a414d89 | 2533 | av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d\n", |
e3245b26 | 2534 | ist->file_index, ist->st->index); |
6291d7e4 AK |
2535 | if (exit_on_error) |
2536 | exit_program(1); | |
2537 | av_free_packet(&pkt); | |
b9630bcf | 2538 | continue; |
6291d7e4 AK |
2539 | } |
2540 | ||
2541 | discard_packet: | |
2542 | av_free_packet(&pkt); | |
2543 | ||
2544 | /* dump report by using the output first video and audio streams */ | |
c5ad2c2c | 2545 | print_report(output_files, output_streams, nb_output_streams, 0, timer_start); |
6291d7e4 AK |
2546 | } |
2547 | ||
2548 | /* at the end of stream, we must flush the decoder buffers */ | |
2549 | for (i = 0; i < nb_input_streams; i++) { | |
2550 | ist = &input_streams[i]; | |
2551 | if (ist->decoding_needed) { | |
06d4e2fa | 2552 | output_packet(ist, output_streams, nb_output_streams, NULL); |
6291d7e4 AK |
2553 | } |
2554 | } | |
b62b5cb6 | 2555 | flush_encoders(output_streams, nb_output_streams); |
6291d7e4 AK |
2556 | |
2557 | term_exit(); | |
2558 | ||
2559 | /* write the trailer if needed and close file */ | |
2560 | for(i=0;i<nb_output_files;i++) { | |
af70aa45 | 2561 | os = output_files[i].ctx; |
6291d7e4 AK |
2562 | av_write_trailer(os); |
2563 | } | |
2564 | ||
2565 | /* dump report by using the first video and audio streams */ | |
c5ad2c2c | 2566 | print_report(output_files, output_streams, nb_output_streams, 1, timer_start); |
6291d7e4 AK |
2567 | |
2568 | /* close each encoder */ | |
4288e031 AK |
2569 | for (i = 0; i < nb_output_streams; i++) { |
2570 | ost = &output_streams[i]; | |
6291d7e4 AK |
2571 | if (ost->encoding_needed) { |
2572 | av_freep(&ost->st->codec->stats_in); | |
2573 | avcodec_close(ost->st->codec); | |
2574 | } | |
2575 | #if CONFIG_AVFILTER | |
2576 | avfilter_graph_free(&ost->graph); | |
2577 | #endif | |
2578 | } | |
2579 | ||
2580 | /* close each decoder */ | |
2581 | for (i = 0; i < nb_input_streams; i++) { | |
2582 | ist = &input_streams[i]; | |
2583 | if (ist->decoding_needed) { | |
2584 | avcodec_close(ist->st->codec); | |
2585 | } | |
2586 | } | |
2587 | ||
2588 | /* finished ! */ | |
2589 | ret = 0; | |
2590 | ||
2591 | fail: | |
2592 | av_freep(&bit_buffer); | |
b0c9e8e0 | 2593 | av_freep(&no_packet); |
6291d7e4 | 2594 | |
4288e031 AK |
2595 | if (output_streams) { |
2596 | for (i = 0; i < nb_output_streams; i++) { | |
2597 | ost = &output_streams[i]; | |
6291d7e4 | 2598 | if (ost) { |
3d813e4c | 2599 | if (ost->stream_copy) |
6291d7e4 AK |
2600 | av_freep(&ost->st->codec->extradata); |
2601 | if (ost->logfile) { | |
2602 | fclose(ost->logfile); | |
2603 | ost->logfile = NULL; | |
2604 | } | |
2605 | av_fifo_free(ost->fifo); /* works even if fifo is not | |
2606 | initialized but set to zero */ | |
2607 | av_freep(&ost->st->codec->subtitle_header); | |
2608 | av_free(ost->pict_tmp.data[0]); | |
2609 | av_free(ost->forced_kf_pts); | |
2610 | if (ost->video_resample) | |
2611 | sws_freeContext(ost->img_resample_ctx); | |
2612 | if (ost->resample) | |
2613 | audio_resample_close(ost->resample); | |
2614 | if (ost->reformat_ctx) | |
2615 | av_audio_convert_free(ost->reformat_ctx); | |
2616 | av_dict_free(&ost->opts); | |
6291d7e4 AK |
2617 | } |
2618 | } | |
6291d7e4 AK |
2619 | } |
2620 | return ret; | |
2621 | } | |
2622 | ||
ca46fde7 | 2623 | static double parse_frame_aspect_ratio(const char *arg) |
6291d7e4 AK |
2624 | { |
2625 | int x = 0, y = 0; | |
2626 | double ar = 0; | |
2627 | const char *p; | |
2628 | char *end; | |
2629 | ||
2630 | p = strchr(arg, ':'); | |
2631 | if (p) { | |
2632 | x = strtol(arg, &end, 10); | |
2633 | if (end == p) | |
2634 | y = strtol(end+1, &end, 10); | |
2635 | if (x > 0 && y > 0) | |
2636 | ar = (double)x / (double)y; | |
2637 | } else | |
2638 | ar = strtod(arg, NULL); | |
2639 | ||
2640 | if (!ar) { | |
e3245b26 | 2641 | av_log(NULL, AV_LOG_FATAL, "Incorrect aspect ratio specification.\n"); |
ca46fde7 | 2642 | exit_program(1); |
6291d7e4 | 2643 | } |
ca46fde7 | 2644 | return ar; |
6291d7e4 AK |
2645 | } |
2646 | ||
35e6f8c1 | 2647 | static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg) |
6291d7e4 | 2648 | { |
35e6f8c1 | 2649 | return parse_option(o, "codec:a", arg, options); |
6291d7e4 AK |
2650 | } |
2651 | ||
35e6f8c1 | 2652 | static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg) |
6291d7e4 | 2653 | { |
35e6f8c1 | 2654 | return parse_option(o, "codec:v", arg, options); |
6291d7e4 AK |
2655 | } |
2656 | ||
35e6f8c1 | 2657 | static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg) |
6291d7e4 | 2658 | { |
35e6f8c1 | 2659 | return parse_option(o, "codec:s", arg, options); |
6291d7e4 AK |
2660 | } |
2661 | ||
35e6f8c1 | 2662 | static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg) |
6291d7e4 | 2663 | { |
35e6f8c1 | 2664 | return parse_option(o, "codec:d", arg, options); |
6291d7e4 AK |
2665 | } |
2666 | ||
575ec4e1 | 2667 | static int opt_map(OptionsContext *o, const char *opt, const char *arg) |
6291d7e4 | 2668 | { |
8d2e4a7e AK |
2669 | StreamMap *m = NULL; |
2670 | int i, negative = 0, file_idx; | |
2671 | int sync_file_idx = -1, sync_stream_idx; | |
2672 | char *p, *sync; | |
2673 | char *map; | |
6291d7e4 | 2674 | |
8d2e4a7e AK |
2675 | if (*arg == '-') { |
2676 | negative = 1; | |
2677 | arg++; | |
2678 | } | |
2679 | map = av_strdup(arg); | |
6291d7e4 | 2680 | |
8d2e4a7e AK |
2681 | /* parse sync stream first, just pick first matching stream */ |
2682 | if (sync = strchr(map, ',')) { | |
2683 | *sync = 0; | |
2684 | sync_file_idx = strtol(sync + 1, &sync, 0); | |
2685 | if (sync_file_idx >= nb_input_files || sync_file_idx < 0) { | |
f24facd3 | 2686 | av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx); |
8d2e4a7e AK |
2687 | exit_program(1); |
2688 | } | |
2689 | if (*sync) | |
2690 | sync++; | |
ed5b1326 | 2691 | for (i = 0; i < input_files[sync_file_idx].nb_streams; i++) |
8d2e4a7e AK |
2692 | if (check_stream_specifier(input_files[sync_file_idx].ctx, |
2693 | input_files[sync_file_idx].ctx->streams[i], sync) == 1) { | |
2694 | sync_stream_idx = i; | |
2695 | break; | |
2696 | } | |
ed5b1326 | 2697 | if (i == input_files[sync_file_idx].nb_streams) { |
f24facd3 | 2698 | av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not " |
8d2e4a7e AK |
2699 | "match any streams.\n", arg); |
2700 | exit_program(1); | |
2701 | } | |
2702 | } | |
6291d7e4 | 2703 | |
8d2e4a7e AK |
2704 | |
2705 | file_idx = strtol(map, &p, 0); | |
2706 | if (file_idx >= nb_input_files || file_idx < 0) { | |
f24facd3 | 2707 | av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx); |
8d2e4a7e | 2708 | exit_program(1); |
6291d7e4 | 2709 | } |
8d2e4a7e AK |
2710 | if (negative) |
2711 | /* disable some already defined maps */ | |
575ec4e1 AK |
2712 | for (i = 0; i < o->nb_stream_maps; i++) { |
2713 | m = &o->stream_maps[i]; | |
e6674f68 AK |
2714 | if (file_idx == m->file_index && |
2715 | check_stream_specifier(input_files[m->file_index].ctx, | |
8d2e4a7e AK |
2716 | input_files[m->file_index].ctx->streams[m->stream_index], |
2717 | *p == ':' ? p + 1 : p) > 0) | |
2718 | m->disabled = 1; | |
2719 | } | |
2720 | else | |
ed5b1326 | 2721 | for (i = 0; i < input_files[file_idx].nb_streams; i++) { |
8d2e4a7e AK |
2722 | if (check_stream_specifier(input_files[file_idx].ctx, input_files[file_idx].ctx->streams[i], |
2723 | *p == ':' ? p + 1 : p) <= 0) | |
2724 | continue; | |
575ec4e1 AK |
2725 | o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps), |
2726 | &o->nb_stream_maps, o->nb_stream_maps + 1); | |
2727 | m = &o->stream_maps[o->nb_stream_maps - 1]; | |
8d2e4a7e AK |
2728 | |
2729 | m->file_index = file_idx; | |
2730 | m->stream_index = i; | |
2731 | ||
2732 | if (sync_file_idx >= 0) { | |
2733 | m->sync_file_index = sync_file_idx; | |
2734 | m->sync_stream_index = sync_stream_idx; | |
2735 | } else { | |
2736 | m->sync_file_index = file_idx; | |
2737 | m->sync_stream_index = i; | |
2738 | } | |
2739 | } | |
2740 | ||
2741 | if (!m) { | |
f24facd3 | 2742 | av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg); |
8d2e4a7e AK |
2743 | exit_program(1); |
2744 | } | |
2745 | ||
2746 | av_freep(&map); | |
6291d7e4 AK |
2747 | return 0; |
2748 | } | |
2749 | ||
4dbc6cee AK |
2750 | static int opt_attach(OptionsContext *o, const char *opt, const char *arg) |
2751 | { | |
2752 | o->attachments = grow_array(o->attachments, sizeof(*o->attachments), | |
2753 | &o->nb_attachments, o->nb_attachments + 1); | |
2754 | o->attachments[o->nb_attachments - 1] = arg; | |
2755 | return 0; | |
2756 | } | |
2757 | ||
a7b5e841 AK |
2758 | /** |
2759 | * Parse a metadata specifier in arg. | |
2760 | * @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram) | |
2761 | * @param index for type c/p, chapter/program index is written here | |
2762 | * @param stream_spec for type s, the stream specifier is written here | |
2763 | */ | |
2764 | static void parse_meta_type(char *arg, char *type, int *index, const char **stream_spec) | |
6291d7e4 | 2765 | { |
039267f1 | 2766 | if (*arg) { |
a2a38d96 | 2767 | *type = *arg; |
6291d7e4 AK |
2768 | switch (*arg) { |
2769 | case 'g': | |
2770 | break; | |
2771 | case 's': | |
a7b5e841 AK |
2772 | if (*(++arg) && *arg != ':') { |
2773 | av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", arg); | |
2774 | exit_program(1); | |
2775 | } | |
2776 | *stream_spec = *arg == ':' ? arg + 1 : ""; | |
2777 | break; | |
6291d7e4 AK |
2778 | case 'c': |
2779 | case 'p': | |
e6e6060c AK |
2780 | if (*(++arg) == ':') |
2781 | *index = strtol(++arg, NULL, 0); | |
6291d7e4 AK |
2782 | break; |
2783 | default: | |
e3245b26 | 2784 | av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg); |
6291d7e4 AK |
2785 | exit_program(1); |
2786 | } | |
2787 | } else | |
2788 | *type = 'g'; | |
2789 | } | |
2790 | ||
a7b5e841 | 2791 | static int copy_metadata(char *outspec, char *inspec, AVFormatContext *oc, AVFormatContext *ic, OptionsContext *o) |
6291d7e4 | 2792 | { |
a7b5e841 AK |
2793 | AVDictionary **meta_in = NULL; |
2794 | AVDictionary **meta_out; | |
2795 | int i, ret = 0; | |
2796 | char type_in, type_out; | |
2797 | const char *istream_spec = NULL, *ostream_spec = NULL; | |
2798 | int idx_in = 0, idx_out = 0; | |
6291d7e4 | 2799 | |
a7b5e841 AK |
2800 | parse_meta_type(inspec, &type_in, &idx_in, &istream_spec); |
2801 | parse_meta_type(outspec, &type_out, &idx_out, &ostream_spec); | |
6291d7e4 | 2802 | |
a7b5e841 | 2803 | if (type_in == 'g' || type_out == 'g') |
847529f8 | 2804 | o->metadata_global_manual = 1; |
a7b5e841 | 2805 | if (type_in == 's' || type_out == 's') |
847529f8 | 2806 | o->metadata_streams_manual = 1; |
a7b5e841 | 2807 | if (type_in == 'c' || type_out == 'c') |
847529f8 | 2808 | o->metadata_chapters_manual = 1; |
6291d7e4 | 2809 | |
a7b5e841 AK |
2810 | #define METADATA_CHECK_INDEX(index, nb_elems, desc)\ |
2811 | if ((index) < 0 || (index) >= (nb_elems)) {\ | |
2812 | av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps.\n",\ | |
2813 | (desc), (index));\ | |
2814 | exit_program(1);\ | |
2815 | } | |
2816 | ||
2817 | #define SET_DICT(type, meta, context, index)\ | |
2818 | switch (type) {\ | |
2819 | case 'g':\ | |
2820 | meta = &context->metadata;\ | |
2821 | break;\ | |
2822 | case 'c':\ | |
2823 | METADATA_CHECK_INDEX(index, context->nb_chapters, "chapter")\ | |
2824 | meta = &context->chapters[index]->metadata;\ | |
2825 | break;\ | |
2826 | case 'p':\ | |
2827 | METADATA_CHECK_INDEX(index, context->nb_programs, "program")\ | |
2828 | meta = &context->programs[index]->metadata;\ | |
2829 | break;\ | |
2830 | }\ | |
2831 | ||
2832 | SET_DICT(type_in, meta_in, ic, idx_in); | |
2833 | SET_DICT(type_out, meta_out, oc, idx_out); | |
2834 | ||
2835 | /* for input streams choose first matching stream */ | |
2836 | if (type_in == 's') { | |
2837 | for (i = 0; i < ic->nb_streams; i++) { | |
2838 | if ((ret = check_stream_specifier(ic, ic->streams[i], istream_spec)) > 0) { | |
2839 | meta_in = &ic->streams[i]->metadata; | |
2840 | break; | |
2841 | } else if (ret < 0) | |
2842 | exit_program(1); | |
2843 | } | |
2844 | if (!meta_in) { | |
2845 | av_log(NULL, AV_LOG_FATAL, "Stream specifier %s does not match any streams.\n", istream_spec); | |
2846 | exit_program(1); | |
2847 | } | |
2848 | } | |
2849 | ||
2850 | if (type_out == 's') { | |
2851 | for (i = 0; i < oc->nb_streams; i++) { | |
2852 | if ((ret = check_stream_specifier(oc, oc->streams[i], ostream_spec)) > 0) { | |
2853 | meta_out = &oc->streams[i]->metadata; | |
2854 | av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE); | |
2855 | } else if (ret < 0) | |
2856 | exit_program(1); | |
2857 | } | |
2858 | } else | |
2859 | av_dict_copy(meta_out, *meta_in, AV_DICT_DONT_OVERWRITE); | |
2860 | ||
6291d7e4 AK |
2861 | return 0; |
2862 | } | |
2863 | ||
1b648c7c | 2864 | static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder) |
169f0647 AK |
2865 | { |
2866 | const char *codec_string = encoder ? "encoder" : "decoder"; | |
2867 | AVCodec *codec; | |
2868 | ||
169f0647 AK |
2869 | codec = encoder ? |
2870 | avcodec_find_encoder_by_name(name) : | |
2871 | avcodec_find_decoder_by_name(name); | |
2872 | if(!codec) { | |
f24facd3 | 2873 | av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name); |
169f0647 AK |
2874 | exit_program(1); |
2875 | } | |
2876 | if(codec->type != type) { | |
f24facd3 | 2877 | av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name); |
169f0647 AK |
2878 | exit_program(1); |
2879 | } | |
1b648c7c | 2880 | return codec; |
169f0647 AK |
2881 | } |
2882 | ||
1b648c7c | 2883 | static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st) |
169f0647 | 2884 | { |
169f0647 | 2885 | char *codec_name = NULL; |
169f0647 | 2886 | |
35e6f8c1 | 2887 | MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st); |
1b648c7c AK |
2888 | if (codec_name) { |
2889 | AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0); | |
2890 | st->codec->codec_id = codec->id; | |
2891 | return codec; | |
2892 | } else | |
2893 | return avcodec_find_decoder(st->codec->codec_id); | |
169f0647 | 2894 | } |
6291d7e4 | 2895 | |
88867844 AK |
2896 | /** |
2897 | * Add all the streams from the given input file to the global | |
2898 | * list of input streams. | |
2899 | */ | |
35e6f8c1 | 2900 | static void add_input_streams(OptionsContext *o, AVFormatContext *ic) |
88867844 | 2901 | { |
33f75d72 | 2902 | int i, rfps, rfps_base; |
88867844 AK |
2903 | |
2904 | for (i = 0; i < ic->nb_streams; i++) { | |
2905 | AVStream *st = ic->streams[i]; | |
2906 | AVCodecContext *dec = st->codec; | |
2907 | InputStream *ist; | |
2908 | ||
88867844 AK |
2909 | input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1); |
2910 | ist = &input_streams[nb_input_streams - 1]; | |
2911 | ist->st = st; | |
2912 | ist->file_index = nb_input_files; | |
2913 | ist->discard = 1; | |
2914 | ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st); | |
2915 | ||
059fb8c8 AK |
2916 | ist->ts_scale = 1.0; |
2917 | MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st); | |
88867844 | 2918 | |
1b648c7c | 2919 | ist->dec = choose_decoder(o, ic, st); |
88867844 AK |
2920 | |
2921 | switch (dec->codec_type) { | |
2922 | case AVMEDIA_TYPE_AUDIO: | |
2130981a | 2923 | if (o->audio_disable) |
88867844 AK |
2924 | st->discard= AVDISCARD_ALL; |
2925 | break; | |
2926 | case AVMEDIA_TYPE_VIDEO: | |
2927 | rfps = ic->streams[i]->r_frame_rate.num; | |
2928 | rfps_base = ic->streams[i]->r_frame_rate.den; | |
2929 | if (dec->lowres) { | |
2930 | dec->flags |= CODEC_FLAG_EMU_EDGE; | |
2931 | dec->height >>= dec->lowres; | |
2932 | dec->width >>= dec->lowres; | |
2933 | } | |
88867844 AK |
2934 | |
2935 | if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) { | |
2936 | ||
e3245b26 AK |
2937 | av_log(NULL, AV_LOG_INFO,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n", |
2938 | i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num, | |
2939 | (float)rfps / rfps_base, rfps, rfps_base); | |
88867844 AK |
2940 | } |
2941 | ||
2130981a | 2942 | if (o->video_disable) |
88867844 AK |
2943 | st->discard= AVDISCARD_ALL; |
2944 | else if(video_discard) | |
2945 | st->discard= video_discard; | |
2946 | break; | |
2947 | case AVMEDIA_TYPE_DATA: | |
2948 | break; | |
2949 | case AVMEDIA_TYPE_SUBTITLE: | |
2130981a | 2950 | if (o->subtitle_disable) |
88867844 AK |
2951 | st->discard = AVDISCARD_ALL; |
2952 | break; | |
2953 | case AVMEDIA_TYPE_ATTACHMENT: | |
2954 | case AVMEDIA_TYPE_UNKNOWN: | |
2955 | break; | |
2956 | default: | |
2957 | abort(); | |
2958 | } | |
2959 | } | |
2960 | } | |
2961 | ||
a2c0b830 AK |
2962 | static void assert_file_overwrite(const char *filename) |
2963 | { | |
2964 | if (!file_overwrite && | |
2965 | (strchr(filename, ':') == NULL || filename[1] == ':' || | |
2966 | av_strstart(filename, "file:", NULL))) { | |
2967 | if (avio_check(filename, 0) == 0) { | |
2968 | if (!using_stdin) { | |
2969 | fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename); | |
2970 | fflush(stderr); | |
2971 | if (!read_yesno()) { | |
2972 | fprintf(stderr, "Not overwriting - exiting\n"); | |
2973 | exit_program(1); | |
2974 | } | |
2975 | } | |
2976 | else { | |
2977 | fprintf(stderr,"File '%s' already exists. Exiting.\n", filename); | |
2978 | exit_program(1); | |
2979 | } | |
2980 | } | |
2981 | } | |
2982 | } | |
2983 | ||
2984 | static void dump_attachment(AVStream *st, const char *filename) | |
2985 | { | |
2986 | int ret; | |
2987 | AVIOContext *out = NULL; | |
2988 | AVDictionaryEntry *e; | |
2989 | ||
2990 | if (!st->codec->extradata_size) { | |
2991 | av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n", | |
2992 | nb_input_files - 1, st->index); | |
2993 | return; | |
2994 | } | |
2995 | if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0))) | |
2996 | filename = e->value; | |
2997 | if (!*filename) { | |
2998 | av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag" | |
2999 | "in stream #%d:%d.\n", nb_input_files - 1, st->index); | |
3000 | exit_program(1); | |
3001 | } | |
3002 | ||
3003 | assert_file_overwrite(filename); | |
3004 | ||
2abe947a | 3005 | if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) { |
a2c0b830 AK |
3006 | av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n", |
3007 | filename); | |
3008 | exit_program(1); | |
3009 | } | |
3010 | ||
3011 | avio_write(out, st->codec->extradata, st->codec->extradata_size); | |
3012 | avio_flush(out); | |
3013 | avio_close(out); | |
3014 | } | |
3015 | ||
575ec4e1 | 3016 | static int opt_input_file(OptionsContext *o, const char *opt, const char *filename) |
6291d7e4 AK |
3017 | { |
3018 | AVFormatContext *ic; | |
3019 | AVInputFormat *file_iformat = NULL; | |
88867844 | 3020 | int err, i, ret; |
6291d7e4 AK |
3021 | int64_t timestamp; |
3022 | uint8_t buf[128]; | |
3023 | AVDictionary **opts; | |
3024 | int orig_nb_streams; // number of streams before avformat_find_stream_info | |
3025 | ||
7041bb3b AK |
3026 | if (o->format) { |
3027 | if (!(file_iformat = av_find_input_format(o->format))) { | |
e3245b26 | 3028 | av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format); |
6291d7e4 AK |
3029 | exit_program(1); |
3030 | } | |
6291d7e4 AK |
3031 | } |
3032 | ||
3033 | if (!strcmp(filename, "-")) | |
3034 | filename = "pipe:"; | |
3035 | ||
3036 | using_stdin |= !strncmp(filename, "pipe:", 5) || | |
3037 | !strcmp(filename, "/dev/stdin"); | |
3038 | ||
3039 | /* get default parameters from command line */ | |
3040 | ic = avformat_alloc_context(); | |
3041 | if (!ic) { | |
3042 | print_error(filename, AVERROR(ENOMEM)); | |
3043 | exit_program(1); | |
3044 | } | |
e2469ccf AK |
3045 | if (o->nb_audio_sample_rate) { |
3046 | snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i); | |
6291d7e4 AK |
3047 | av_dict_set(&format_opts, "sample_rate", buf, 0); |
3048 | } | |
6a11686d AK |
3049 | if (o->nb_audio_channels) { |
3050 | snprintf(buf, sizeof(buf), "%d", o->audio_channels[o->nb_audio_channels - 1].u.i); | |
6291d7e4 AK |
3051 | av_dict_set(&format_opts, "channels", buf, 0); |
3052 | } | |
91ea4811 AK |
3053 | if (o->nb_frame_rates) { |
3054 | av_dict_set(&format_opts, "framerate", o->frame_rates[o->nb_frame_rates - 1].u.str, 0); | |
6291d7e4 | 3055 | } |
d4397b03 AK |
3056 | if (o->nb_frame_sizes) { |
3057 | av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0); | |
6291d7e4 | 3058 | } |
b2254d83 AK |
3059 | if (o->nb_frame_pix_fmts) |
3060 | av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0); | |
6291d7e4 | 3061 | |
6291d7e4 | 3062 | ic->flags |= AVFMT_FLAG_NONBLOCK; |
2abe947a | 3063 | ic->interrupt_callback = int_cb; |
6291d7e4 AK |
3064 | |
3065 | /* open the input file with generic libav function */ | |
3066 | err = avformat_open_input(&ic, filename, file_iformat, &format_opts); | |
3067 | if (err < 0) { | |
3068 | print_error(filename, err); | |
3069 | exit_program(1); | |
3070 | } | |
3071 | assert_avoptions(format_opts); | |
3072 | ||
92f1940e AK |
3073 | /* apply forced codec ids */ |
3074 | for (i = 0; i < ic->nb_streams; i++) | |
1b648c7c | 3075 | choose_decoder(o, ic, ic->streams[i]); |
92f1940e | 3076 | |
6291d7e4 AK |
3077 | /* Set AVCodecContext options for avformat_find_stream_info */ |
3078 | opts = setup_find_stream_info_opts(ic, codec_opts); | |
3079 | orig_nb_streams = ic->nb_streams; | |
3080 | ||
3081 | /* If not enough info to get the stream parameters, we decode the | |
3082 | first frames to get it. (used in mpeg case for example) */ | |
3083 | ret = avformat_find_stream_info(ic, opts); | |
e3245b26 AK |
3084 | if (ret < 0) { |
3085 | av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename); | |
cd3716b9 | 3086 | avformat_close_input(&ic); |
6291d7e4 AK |
3087 | exit_program(1); |
3088 | } | |
3089 | ||
6b779ccc | 3090 | timestamp = o->start_time; |
6291d7e4 AK |
3091 | /* add the stream start time */ |
3092 | if (ic->start_time != AV_NOPTS_VALUE) | |
3093 | timestamp += ic->start_time; | |
3094 | ||
3095 | /* if seeking requested, we execute it */ | |
6b779ccc | 3096 | if (o->start_time != 0) { |
6291d7e4 AK |
3097 | ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD); |
3098 | if (ret < 0) { | |
e3245b26 AK |
3099 | av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n", |
3100 | filename, (double)timestamp / AV_TIME_BASE); | |
6291d7e4 | 3101 | } |
6291d7e4 AK |
3102 | } |
3103 | ||
3104 | /* update the current parameters so that they match the one of the input stream */ | |
35e6f8c1 | 3105 | add_input_streams(o, ic); |
6291d7e4 AK |
3106 | |
3107 | /* dump the file content */ | |
e3245b26 | 3108 | av_dump_format(ic, nb_input_files, filename, 0); |
6291d7e4 AK |
3109 | |
3110 | input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1); | |
3111 | input_files[nb_input_files - 1].ctx = ic; | |
3112 | input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams; | |
6b779ccc | 3113 | input_files[nb_input_files - 1].ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp); |
ed5b1326 | 3114 | input_files[nb_input_files - 1].nb_streams = ic->nb_streams; |
dc3e76f3 | 3115 | input_files[nb_input_files - 1].rate_emu = o->rate_emu; |
6291d7e4 | 3116 | |
a2c0b830 AK |
3117 | for (i = 0; i < o->nb_dump_attachment; i++) { |
3118 | int j; | |
3119 | ||
3120 | for (j = 0; j < ic->nb_streams; j++) { | |
3121 | AVStream *st = ic->streams[j]; | |
3122 | ||
3123 | if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1) | |
3124 | dump_attachment(st, o->dump_attachment[i].u.str); | |
3125 | } | |
3126 | } | |
3127 | ||
6291d7e4 AK |
3128 | for (i = 0; i < orig_nb_streams; i++) |
3129 | av_dict_free(&opts[i]); | |
3130 | av_freep(&opts); | |
575ec4e1 AK |
3131 | |
3132 | reset_options(o); | |
6291d7e4 AK |
3133 | return 0; |
3134 | } | |
3135 | ||
f233cfed AK |
3136 | static void parse_forced_key_frames(char *kf, OutputStream *ost, |
3137 | AVCodecContext *avctx) | |
3138 | { | |
3139 | char *p; | |
3140 | int n = 1, i; | |
3141 | int64_t t; | |
3142 | ||
3143 | for (p = kf; *p; p++) | |
3144 | if (*p == ',') | |
3145 | n++; | |
3146 | ost->forced_kf_count = n; | |
3147 | ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n); | |
3148 | if (!ost->forced_kf_pts) { | |
3149 | av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n"); | |
3150 | exit_program(1); | |
3151 | } | |
3152 | for (i = 0; i < n; i++) { | |
3153 | p = i ? strchr(p, ',') + 1 : kf; | |
3154 | t = parse_time_or_die("force_key_frames", p, 1); | |
3155 | ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base); | |
3156 | } | |
3157 | } | |
3158 | ||
3ec34462 AK |
3159 | static uint8_t *get_line(AVIOContext *s) |
3160 | { | |
3161 | AVIOContext *line; | |
3162 | uint8_t *buf; | |
3163 | char c; | |
3164 | ||
3165 | if (avio_open_dyn_buf(&line) < 0) { | |
3166 | av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n"); | |
3167 | exit_program(1); | |
3168 | } | |
3169 | ||
3170 | while ((c = avio_r8(s)) && c != '\n') | |
3171 | avio_w8(line, c); | |
3172 | avio_w8(line, 0); | |
3173 | avio_close_dyn_buf(line, &buf); | |
3174 | ||
3175 | return buf; | |
3176 | } | |
3177 | ||
3178 | static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s) | |
3179 | { | |
3180 | int i, ret = 1; | |
3181 | char filename[1000]; | |
3182 | const char *base[3] = { getenv("AVCONV_DATADIR"), | |
3183 | getenv("HOME"), | |
3184 | AVCONV_DATADIR, | |
3185 | }; | |
3186 | ||
3187 | for (i = 0; i < FF_ARRAY_ELEMS(base) && ret; i++) { | |
3188 | if (!base[i]) | |
3189 | continue; | |
3190 | if (codec_name) { | |
3191 | snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i], | |
3192 | i != 1 ? "" : "/.avconv", codec_name, preset_name); | |
2abe947a | 3193 | ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL); |
3ec34462 AK |
3194 | } |
3195 | if (ret) { | |
3196 | snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i], | |
3197 | i != 1 ? "" : "/.avconv", preset_name); | |
2abe947a | 3198 | ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL); |
3ec34462 AK |
3199 | } |
3200 | } | |
3201 | return ret; | |
3202 | } | |
3203 | ||
1b648c7c AK |
3204 | static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost) |
3205 | { | |
3206 | char *codec_name = NULL; | |
3207 | ||
3208 | MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st); | |
3209 | if (!codec_name) { | |
3210 | ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename, | |
3211 | NULL, ost->st->codec->codec_type); | |
3212 | ost->enc = avcodec_find_encoder(ost->st->codec->codec_id); | |
3213 | } else if (!strcmp(codec_name, "copy")) | |
3d813e4c | 3214 | ost->stream_copy = 1; |
1b648c7c AK |
3215 | else { |
3216 | ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1); | |
3217 | ost->st->codec->codec_id = ost->enc->id; | |
3218 | } | |
3219 | } | |
3220 | ||
35e6f8c1 | 3221 | static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type) |
169f0647 AK |
3222 | { |
3223 | OutputStream *ost; | |
84ad31ff | 3224 | AVStream *st = avformat_new_stream(oc, NULL); |
3ec34462 | 3225 | int idx = oc->nb_streams - 1, ret = 0; |
013887eb | 3226 | char *bsf = NULL, *next, *codec_tag = NULL; |
d821cbe2 | 3227 | AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL; |
77d9c454 | 3228 | double qscale = -1; |
3ec34462 AK |
3229 | char *buf = NULL, *arg = NULL, *preset = NULL; |
3230 | AVIOContext *s = NULL; | |
169f0647 AK |
3231 | |
3232 | if (!st) { | |
f24facd3 | 3233 | av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n"); |
169f0647 AK |
3234 | exit_program(1); |
3235 | } | |
3236 | ||
84ad31ff AK |
3237 | if (oc->nb_streams - 1 < o->nb_streamid_map) |
3238 | st->id = o->streamid_map[oc->nb_streams - 1]; | |
3239 | ||
4288e031 AK |
3240 | output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams, |
3241 | nb_output_streams + 1); | |
3242 | ost = &output_streams[nb_output_streams - 1]; | |
40fc2810 | 3243 | ost->file_index = nb_output_files; |
169f0647 AK |
3244 | ost->index = idx; |
3245 | ost->st = st; | |
3246 | st->codec->codec_type = type; | |
1b648c7c | 3247 | choose_encoder(o, oc, ost); |
169f0647 AK |
3248 | if (ost->enc) { |
3249 | ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st); | |
3250 | } | |
3251 | ||
3252 | avcodec_get_context_defaults3(st->codec, ost->enc); | |
3253 | st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy | |
3254 | ||
3ec34462 AK |
3255 | MATCH_PER_STREAM_OPT(presets, str, preset, oc, st); |
3256 | if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) { | |
3257 | do { | |
3258 | buf = get_line(s); | |
3259 | if (!buf[0] || buf[0] == '#') { | |
3260 | av_free(buf); | |
3261 | continue; | |
3262 | } | |
3263 | if (!(arg = strchr(buf, '='))) { | |
3264 | av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n"); | |
3265 | exit_program(1); | |
3266 | } | |
3267 | *arg++ = 0; | |
3268 | av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE); | |
3269 | av_free(buf); | |
3270 | } while (!s->eof_reached); | |
3271 | avio_close(s); | |
3272 | } | |
3273 | if (ret) { | |
3274 | av_log(NULL, AV_LOG_FATAL, | |
3275 | "Preset %s specified for stream %d:%d, but could not be opened.\n", | |
3276 | preset, ost->file_index, ost->index); | |
3277 | exit_program(1); | |
3278 | } | |
3279 | ||
059fb8c8 AK |
3280 | ost->max_frames = INT64_MAX; |
3281 | MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st); | |
96139b5e | 3282 | |
d821cbe2 AK |
3283 | MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st); |
3284 | while (bsf) { | |
3285 | if (next = strchr(bsf, ',')) | |
3286 | *next++ = 0; | |
3287 | if (!(bsfc = av_bitstream_filter_init(bsf))) { | |
f24facd3 | 3288 | av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf); |
d821cbe2 AK |
3289 | exit_program(1); |
3290 | } | |
3291 | if (bsfc_prev) | |
3292 | bsfc_prev->next = bsfc; | |
3293 | else | |
3294 | ost->bitstream_filters = bsfc; | |
3295 | ||
3296 | bsfc_prev = bsfc; | |
3297 | bsf = next; | |
3298 | } | |
3299 | ||
013887eb AK |
3300 | MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st); |
3301 | if (codec_tag) { | |
3302 | uint32_t tag = strtol(codec_tag, &next, 0); | |
3303 | if (*next) | |
3304 | tag = AV_RL32(codec_tag); | |
3305 | st->codec->codec_tag = tag; | |
3306 | } | |
3307 | ||
77d9c454 AK |
3308 | MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st); |
3309 | if (qscale >= 0 || same_quant) { | |
3310 | st->codec->flags |= CODEC_FLAG_QSCALE; | |
3311 | st->codec->global_quality = FF_QP2LAMBDA * qscale; | |
3312 | } | |
3313 | ||
becdce99 AK |
3314 | if (oc->oformat->flags & AVFMT_GLOBALHEADER) |
3315 | st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER; | |
3316 | ||
3b3ea346 | 3317 | av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags); |
169f0647 AK |
3318 | return ost; |
3319 | } | |
3320 | ||
2c2cff16 AK |
3321 | static void parse_matrix_coeffs(uint16_t *dest, const char *str) |
3322 | { | |
3323 | int i; | |
3324 | const char *p = str; | |
3325 | for(i = 0;; i++) { | |
3326 | dest[i] = atoi(p); | |
3327 | if(i == 63) | |
3328 | break; | |
3329 | p = strchr(p, ','); | |
3330 | if(!p) { | |
e3245b26 | 3331 | av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i); |
2c2cff16 AK |
3332 | exit_program(1); |
3333 | } | |
3334 | p++; | |
3335 | } | |
3336 | } | |
3337 | ||
35e6f8c1 | 3338 | static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc) |
6291d7e4 AK |
3339 | { |
3340 | AVStream *st; | |
3341 | OutputStream *ost; | |
3342 | AVCodecContext *video_enc; | |
6291d7e4 | 3343 | |
35e6f8c1 | 3344 | ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO); |
6291d7e4 | 3345 | st = ost->st; |
6291d7e4 AK |
3346 | video_enc = st->codec; |
3347 | ||
3d813e4c | 3348 | if (!ost->stream_copy) { |
0e68c783 | 3349 | const char *p = NULL; |
d4397b03 | 3350 | char *forced_key_frames = NULL, *frame_rate = NULL, *frame_size = NULL; |
b2254d83 | 3351 | char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL; |
8e5ce590 | 3352 | char *intra_matrix = NULL, *inter_matrix = NULL, *filters = NULL; |
059fb8c8 | 3353 | int i; |
6291d7e4 | 3354 | |
91ea4811 AK |
3355 | MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st); |
3356 | if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) { | |
f24facd3 | 3357 | av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate); |
91ea4811 AK |
3358 | exit_program(1); |
3359 | } | |
6291d7e4 | 3360 | |
d4397b03 AK |
3361 | MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st); |
3362 | if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) { | |
f24facd3 | 3363 | av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size); |
d4397b03 AK |
3364 | exit_program(1); |
3365 | } | |
3366 | ||
ca46fde7 AK |
3367 | MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st); |
3368 | if (frame_aspect_ratio) | |
3369 | ost->frame_aspect_ratio = parse_frame_aspect_ratio(frame_aspect_ratio); | |
3370 | ||
b2254d83 AK |
3371 | MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st); |
3372 | if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) { | |
f24facd3 | 3373 | av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt); |
b2254d83 AK |
3374 | exit_program(1); |
3375 | } | |
6291d7e4 AK |
3376 | st->sample_aspect_ratio = video_enc->sample_aspect_ratio; |
3377 | ||
2c2cff16 AK |
3378 | MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st); |
3379 | if (intra_matrix) { | |
3380 | if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) { | |
f24facd3 | 3381 | av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n"); |
2c2cff16 AK |
3382 | exit_program(1); |
3383 | } | |
3384 | parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix); | |
3385 | } | |
3386 | MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st); | |
3387 | if (inter_matrix) { | |
3388 | if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) { | |
f24facd3 | 3389 | av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n"); |
2c2cff16 AK |
3390 | exit_program(1); |
3391 | } | |
3392 | parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix); | |
3393 | } | |
6291d7e4 | 3394 | |
0e68c783 | 3395 | MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st); |
6291d7e4 AK |
3396 | for(i=0; p; i++){ |
3397 | int start, end, q; | |
3398 | int e=sscanf(p, "%d,%d,%d", &start, &end, &q); | |
3399 | if(e!=3){ | |
e3245b26 | 3400 | av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n"); |
6291d7e4 AK |
3401 | exit_program(1); |
3402 | } | |
3403 | video_enc->rc_override= | |
3404 | av_realloc(video_enc->rc_override, | |
3405 | sizeof(RcOverride)*(i+1)); | |
3406 | video_enc->rc_override[i].start_frame= start; | |
3407 | video_enc->rc_override[i].end_frame = end; | |
3408 | if(q>0){ | |
3409 | video_enc->rc_override[i].qscale= q; | |
3410 | video_enc->rc_override[i].quality_factor= 1.0; | |
3411 | } | |
3412 | else{ | |
3413 | video_enc->rc_override[i].qscale= 0; | |
3414 | video_enc->rc_override[i].quality_factor= -q/100.0; | |
3415 | } | |
3416 | p= strchr(p, '/'); | |
3417 | if(p) p++; | |
3418 | } | |
3419 | video_enc->rc_override_count=i; | |
3420 | if (!video_enc->rc_initial_buffer_occupancy) | |
3421 | video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4; | |
6291d7e4 AK |
3422 | video_enc->intra_dc_precision= intra_dc_precision - 8; |
3423 | ||
6291d7e4 AK |
3424 | /* two pass mode */ |
3425 | if (do_pass) { | |
3426 | if (do_pass == 1) { | |
3427 | video_enc->flags |= CODEC_FLAG_PASS1; | |
3428 | } else { | |
3429 | video_enc->flags |= CODEC_FLAG_PASS2; | |
3430 | } | |
3431 | } | |
3432 | ||
7c029672 | 3433 | MATCH_PER_STREAM_OPT(forced_key_frames, str, forced_key_frames, oc, st); |
6291d7e4 AK |
3434 | if (forced_key_frames) |
3435 | parse_forced_key_frames(forced_key_frames, ost, video_enc); | |
bef737a7 | 3436 | |
059fb8c8 | 3437 | MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st); |
828e0bcb | 3438 | |
059fb8c8 AK |
3439 | ost->top_field_first = -1; |
3440 | MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st); | |
8e5ce590 | 3441 | |
a2aeeb22 AK |
3442 | MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st); |
3443 | ||
8e5ce590 AK |
3444 | #if CONFIG_AVFILTER |
3445 | MATCH_PER_STREAM_OPT(filters, str, filters, oc, st); | |
3446 | if (filters) | |
3447 | ost->avfilter = av_strdup(filters); | |
3448 | #endif | |
6291d7e4 | 3449 | } |
6291d7e4 | 3450 | |
3d4f0dab | 3451 | return ost; |
6291d7e4 AK |
3452 | } |
3453 | ||
35e6f8c1 | 3454 | static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc) |
6291d7e4 AK |
3455 | { |
3456 | AVStream *st; | |
3457 | OutputStream *ost; | |
6291d7e4 | 3458 | AVCodecContext *audio_enc; |
6291d7e4 | 3459 | |
35e6f8c1 | 3460 | ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO); |
6291d7e4 AK |
3461 | st = ost->st; |
3462 | ||
6291d7e4 AK |
3463 | audio_enc = st->codec; |
3464 | audio_enc->codec_type = AVMEDIA_TYPE_AUDIO; | |
3465 | ||
3d813e4c | 3466 | if (!ost->stream_copy) { |
05bffc12 AK |
3467 | char *sample_fmt = NULL; |
3468 | ||
6a11686d AK |
3469 | MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st); |
3470 | ||
05bffc12 AK |
3471 | MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st); |
3472 | if (sample_fmt && | |
3473 | (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) { | |
f24facd3 | 3474 | av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt); |
05bffc12 AK |
3475 | exit_program(1); |
3476 | } | |
3477 | ||
e2469ccf | 3478 | MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st); |
6291d7e4 | 3479 | } |
6291d7e4 | 3480 | |
3d4f0dab | 3481 | return ost; |
6291d7e4 AK |
3482 | } |
3483 | ||
35e6f8c1 | 3484 | static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc) |
6291d7e4 | 3485 | { |
6291d7e4 | 3486 | OutputStream *ost; |
6291d7e4 | 3487 | |
35e6f8c1 | 3488 | ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA); |
3d813e4c | 3489 | if (!ost->stream_copy) { |
e3245b26 | 3490 | av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n"); |
6291d7e4 AK |
3491 | exit_program(1); |
3492 | } | |
3493 | ||
3d4f0dab | 3494 | return ost; |
6291d7e4 AK |
3495 | } |
3496 | ||
3ccd1580 AK |
3497 | static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc) |
3498 | { | |
3499 | OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT); | |
3d813e4c | 3500 | ost->stream_copy = 1; |
3ccd1580 AK |
3501 | return ost; |
3502 | } | |
3503 | ||
35e6f8c1 | 3504 | static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc) |
6291d7e4 AK |
3505 | { |
3506 | AVStream *st; | |
3507 | OutputStream *ost; | |
6291d7e4 | 3508 | AVCodecContext *subtitle_enc; |
6291d7e4 | 3509 | |
35e6f8c1 | 3510 | ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE); |
6291d7e4 AK |
3511 | st = ost->st; |
3512 | subtitle_enc = st->codec; | |
3513 | ||
6291d7e4 AK |
3514 | subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE; |
3515 | ||
3d4f0dab | 3516 | return ost; |
6291d7e4 AK |
3517 | } |
3518 | ||
3519 | /* arg format is "output-stream-index:streamid-value". */ | |
495ecfd1 | 3520 | static int opt_streamid(OptionsContext *o, const char *opt, const char *arg) |
6291d7e4 AK |
3521 | { |
3522 | int idx; | |
3523 | char *p; | |
3524 | char idx_str[16]; | |
3525 | ||
3526 | av_strlcpy(idx_str, arg, sizeof(idx_str)); | |
3527 | p = strchr(idx_str, ':'); | |
3528 | if (!p) { | |
e3245b26 AK |
3529 | av_log(NULL, AV_LOG_FATAL, |
3530 | "Invalid value '%s' for option '%s', required syntax is 'index:value'\n", | |
3531 | arg, opt); | |
6291d7e4 AK |
3532 | exit_program(1); |
3533 | } | |
3534 | *p++ = '\0'; | |
3535 | idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, INT_MAX); | |
495ecfd1 AK |
3536 | o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1); |
3537 | o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX); | |
6291d7e4 AK |
3538 | return 0; |
3539 | } | |
3540 | ||
847529f8 | 3541 | static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata) |
86530f41 | 3542 | { |
6b779ccc AK |
3543 | AVFormatContext *is = ifile->ctx; |
3544 | AVFormatContext *os = ofile->ctx; | |
86530f41 AK |
3545 | int i; |
3546 | ||
3547 | for (i = 0; i < is->nb_chapters; i++) { | |
3548 | AVChapter *in_ch = is->chapters[i], *out_ch; | |
6b779ccc | 3549 | int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset, |
86530f41 | 3550 | AV_TIME_BASE_Q, in_ch->time_base); |
6b779ccc AK |
3551 | int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX : |
3552 | av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base); | |
86530f41 AK |
3553 | |
3554 | ||
3555 | if (in_ch->end < ts_off) | |
3556 | continue; | |
3557 | if (rt != INT64_MAX && in_ch->start > rt + ts_off) | |
3558 | break; | |
3559 | ||
3560 | out_ch = av_mallocz(sizeof(AVChapter)); | |
3561 | if (!out_ch) | |
3562 | return AVERROR(ENOMEM); | |
3563 | ||
3564 | out_ch->id = in_ch->id; | |
3565 | out_ch->time_base = in_ch->time_base; | |
3566 | out_ch->start = FFMAX(0, in_ch->start - ts_off); | |
3567 | out_ch->end = FFMIN(rt, in_ch->end - ts_off); | |
3568 | ||
847529f8 | 3569 | if (copy_metadata) |
86530f41 AK |
3570 | av_dict_copy(&out_ch->metadata, in_ch->metadata, 0); |
3571 | ||
3572 | os->nb_chapters++; | |
3573 | os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters); | |
3574 | if (!os->chapters) | |
3575 | return AVERROR(ENOMEM); | |
3576 | os->chapters[os->nb_chapters - 1] = out_ch; | |
3577 | } | |
3578 | return 0; | |
3579 | } | |
3580 | ||
7cc8d638 | 3581 | static void opt_output_file(void *optctx, const char *filename) |
6291d7e4 | 3582 | { |
575ec4e1 | 3583 | OptionsContext *o = optctx; |
6291d7e4 | 3584 | AVFormatContext *oc; |
3d4f0dab | 3585 | int i, err; |
6291d7e4 | 3586 | AVOutputFormat *file_oformat; |
3d4f0dab AK |
3587 | OutputStream *ost; |
3588 | InputStream *ist; | |
6291d7e4 AK |
3589 | |
3590 | if (!strcmp(filename, "-")) | |
3591 | filename = "pipe:"; | |
3592 | ||
3593 | oc = avformat_alloc_context(); | |
3594 | if (!oc) { | |
3595 | print_error(filename, AVERROR(ENOMEM)); | |
3596 | exit_program(1); | |
3597 | } | |
3598 | ||
7041bb3b AK |
3599 | if (o->format) { |
3600 | file_oformat = av_guess_format(o->format, NULL, NULL); | |
6291d7e4 | 3601 | if (!file_oformat) { |
e3245b26 | 3602 | av_log(NULL, AV_LOG_FATAL, "Requested output format '%s' is not a suitable output format\n", o->format); |
6291d7e4 AK |
3603 | exit_program(1); |
3604 | } | |
6291d7e4 AK |
3605 | } else { |
3606 | file_oformat = av_guess_format(NULL, filename, NULL); | |
3607 | if (!file_oformat) { | |
e3245b26 AK |
3608 | av_log(NULL, AV_LOG_FATAL, "Unable to find a suitable output format for '%s'\n", |
3609 | filename); | |
6291d7e4 AK |
3610 | exit_program(1); |
3611 | } | |
3612 | } | |
3613 | ||
3614 | oc->oformat = file_oformat; | |
2abe947a | 3615 | oc->interrupt_callback = int_cb; |
6291d7e4 AK |
3616 | av_strlcpy(oc->filename, filename, sizeof(oc->filename)); |
3617 | ||
5bf66380 | 3618 | if (!o->nb_stream_maps) { |
3d4f0dab AK |
3619 | /* pick the "best" stream of each type */ |
3620 | #define NEW_STREAM(type, index)\ | |
3621 | if (index >= 0) {\ | |
35e6f8c1 | 3622 | ost = new_ ## type ## _stream(o, oc);\ |
3d4f0dab AK |
3623 | ost->source_index = index;\ |
3624 | ost->sync_ist = &input_streams[index];\ | |
3625 | input_streams[index].discard = 0;\ | |
3626 | } | |
3627 | ||
3628 | /* video: highest resolution */ | |
2130981a | 3629 | if (!o->video_disable && oc->oformat->video_codec != CODEC_ID_NONE) { |
3d4f0dab AK |
3630 | int area = 0, idx = -1; |
3631 | for (i = 0; i < nb_input_streams; i++) { | |
3632 | ist = &input_streams[i]; | |
3633 | if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && | |
3634 | ist->st->codec->width * ist->st->codec->height > area) { | |
3635 | area = ist->st->codec->width * ist->st->codec->height; | |
3636 | idx = i; | |
3637 | } | |
3638 | } | |
3639 | NEW_STREAM(video, idx); | |
3640 | } | |
3641 | ||
3642 | /* audio: most channels */ | |
2130981a | 3643 | if (!o->audio_disable && oc->oformat->audio_codec != CODEC_ID_NONE) { |
3d4f0dab AK |
3644 | int channels = 0, idx = -1; |