fate: split off qtrle codec FATE tests into their own file
[libav.git] / avconv.c
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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
77const char program_name[] = "avconv";
78const int program_birth_year = 2000;
79
80/* select an input stream for an output stream */
81typedef struct StreamMap {
8d2e4a7e 82 int disabled; /** 1 is this mapping is disabled by a negative map */
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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 */
92typedef struct MetadataMap {
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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
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96} MetadataMap;
97
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98static const OptionDef options[];
99
6291d7e4 100static int video_discard = 0;
f4ad238c 101static int same_quant = 0;
6291d7e4 102static int do_deinterlace = 0;
6291d7e4 103static int intra_dc_precision = 8;
6291d7e4 104static int qp_hist = 0;
6291d7e4 105
6291d7e4 106static int file_overwrite = 0;
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107static int do_benchmark = 0;
108static int do_hex_dump = 0;
109static int do_pkt_dump = 0;
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110static int do_pass = 0;
111static char *pass_logfilename_prefix = NULL;
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112static int video_sync_method= -1;
113static int audio_sync_method= 0;
114static float audio_drift_threshold= 0.1;
115static int copy_ts= 0;
7bb3e625 116static int copy_tb = 1;
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117static int opt_shortest = 0;
118static char *vstats_filename;
119static FILE *vstats_file;
6291d7e4 120
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121static int audio_volume = 256;
122
123static int exit_on_error = 0;
124static int using_stdin = 0;
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125static int64_t video_size = 0;
126static int64_t audio_size = 0;
127static int64_t extra_size = 0;
128static int nb_frames_dup = 0;
129static int nb_frames_drop = 0;
130static int input_sync;
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131
132static float dts_delta_threshold = 10;
133
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134static int print_stats = 1;
135
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136static uint8_t *audio_buf;
137static uint8_t *audio_out;
138static unsigned int allocated_audio_out_size, allocated_audio_buf_size;
139
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140#define DEFAULT_PASS_LOGFILENAME_PREFIX "av2pass"
141
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142typedef 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;
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148 AVFrame *decoded_frame;
149 AVFrame *filtered_frame;
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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
162typedef 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;
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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;
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172
173typedef 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;
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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;
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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
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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;
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232} OutputStream;
233
6291d7e4 234
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235typedef 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;
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242} OutputFile;
243
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244static InputStream *input_streams = NULL;
245static int nb_input_streams = 0;
246static InputFile *input_files = NULL;
247static int nb_input_files = 0;
248
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249static OutputStream *output_streams = NULL;
250static int nb_output_streams = 0;
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251static OutputFile *output_files = NULL;
252static int nb_output_files = 0;
253
575ec4e1 254typedef struct OptionsContext {
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255 /* input/output options */
256 int64_t start_time;
7041bb3b 257 const char *format;
6b779ccc 258
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259 SpecifierOpt *codec_names;
260 int nb_codec_names;
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261 SpecifierOpt *audio_channels;
262 int nb_audio_channels;
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263 SpecifierOpt *audio_sample_rate;
264 int nb_audio_sample_rate;
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265 SpecifierOpt *frame_rates;
266 int nb_frame_rates;
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267 SpecifierOpt *frame_sizes;
268 int nb_frame_sizes;
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269 SpecifierOpt *frame_pix_fmts;
270 int nb_frame_pix_fmts;
35e6f8c1 271
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272 /* input options */
273 int64_t input_ts_offset;
f4805328 274 int rate_emu;
6b779ccc 275
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276 SpecifierOpt *ts_scale;
277 int nb_ts_scale;
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278 SpecifierOpt *dump_attachment;
279 int nb_dump_attachment;
33f75d72 280
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281 /* output options */
282 StreamMap *stream_maps;
283 int nb_stream_maps;
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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;
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290 const char **attachments;
291 int nb_attachments;
6b779ccc 292
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293 int chapters_input_file;
294
6b779ccc 295 int64_t recording_time;
13ccba50 296 uint64_t limit_filesize;
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297 float mux_preload;
298 float mux_max_delay;
039267f1 299
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300 int video_disable;
301 int audio_disable;
302 int subtitle_disable;
303 int data_disable;
304
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305 /* indexed by output file stream index */
306 int *streamid_map;
307 int nb_streamid_map;
308
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309 SpecifierOpt *metadata;
310 int nb_metadata;
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311 SpecifierOpt *max_frames;
312 int nb_max_frames;
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313 SpecifierOpt *bitstream_filters;
314 int nb_bitstream_filters;
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315 SpecifierOpt *codec_tags;
316 int nb_codec_tags;
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317 SpecifierOpt *sample_fmts;
318 int nb_sample_fmts;
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319 SpecifierOpt *qscale;
320 int nb_qscale;
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321 SpecifierOpt *forced_key_frames;
322 int nb_forced_key_frames;
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323 SpecifierOpt *force_fps;
324 int nb_force_fps;
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325 SpecifierOpt *frame_aspect_ratios;
326 int nb_frame_aspect_ratios;
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327 SpecifierOpt *rc_overrides;
328 int nb_rc_overrides;
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329 SpecifierOpt *intra_matrices;
330 int nb_intra_matrices;
331 SpecifierOpt *inter_matrices;
332 int nb_inter_matrices;
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333 SpecifierOpt *top_field_first;
334 int nb_top_field_first;
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335 SpecifierOpt *presets;
336 int nb_presets;
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337 SpecifierOpt *copy_initial_nonkeyframes;
338 int nb_copy_initial_nonkeyframes;
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339#if CONFIG_AVFILTER
340 SpecifierOpt *filters;
341 int nb_filters;
342#endif
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343} OptionsContext;
344
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345#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
346{\
347 int i, ret;\
348 for (i = 0; i < o->nb_ ## name; i++) {\
349 char *spec = o->name[i].specifier;\
350 if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\
351 outvar = o->name[i].u.type;\
352 else if (ret < 0)\
353 exit_program(1);\
354 }\
355}
356
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357static void reset_options(OptionsContext *o)
358{
359 const OptionDef *po = options;
360
361 /* all OPT_SPEC and OPT_STRING can be freed in generic way */
362 while (po->name) {
363 void *dst = (uint8_t*)o + po->u.off;
364
365 if (po->flags & OPT_SPEC) {
366 SpecifierOpt **so = dst;
367 int i, *count = (int*)(so + 1);
368 for (i = 0; i < *count; i++) {
369 av_freep(&(*so)[i].specifier);
370 if (po->flags & OPT_STRING)
371 av_freep(&(*so)[i].u.str);
372 }
373 av_freep(so);
374 *count = 0;
375 } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
376 av_freep(dst);
377 po++;
378 }
379
380 av_freep(&o->stream_maps);
847529f8 381 av_freep(&o->meta_data_maps);
495ecfd1 382 av_freep(&o->streamid_map);
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383
384 memset(o, 0, sizeof(*o));
6b779ccc 385
dc26318c 386 o->mux_max_delay = 0.7;
6b779ccc 387 o->recording_time = INT64_MAX;
13ccba50 388 o->limit_filesize = UINT64_MAX;
c5bb372e 389 o->chapters_input_file = INT_MAX;
6b779ccc 390
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391 uninit_opts();
392 init_opts();
393}
394
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395#if CONFIG_AVFILTER
396
397static int configure_video_filters(InputStream *ist, OutputStream *ost)
398{
399 AVFilterContext *last_filter, *filter;
400 /** filter graph containing all filters including input & output */
401 AVCodecContext *codec = ost->st->codec;
402 AVCodecContext *icodec = ist->st->codec;
403 FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt };
404 AVRational sample_aspect_ratio;
405 char args[255];
406 int ret;
407
408 ost->graph = avfilter_graph_alloc();
409
410 if (ist->st->sample_aspect_ratio.num){
411 sample_aspect_ratio = ist->st->sample_aspect_ratio;
412 }else
413 sample_aspect_ratio = ist->st->codec->sample_aspect_ratio;
414
415 snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width,
416 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE,
417 sample_aspect_ratio.num, sample_aspect_ratio.den);
418
419 ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"),
420 "src", args, NULL, ost->graph);
421 if (ret < 0)
422 return ret;
423 ret = avfilter_graph_create_filter(&ost->output_video_filter, &ffsink,
424 "out", NULL, &ffsink_ctx, ost->graph);
425 if (ret < 0)
426 return ret;
427 last_filter = ost->input_video_filter;
428
429 if (codec->width != icodec->width || codec->height != icodec->height) {
430 snprintf(args, 255, "%d:%d:flags=0x%X",
431 codec->width,
432 codec->height,
3b3ea346 433 (unsigned)ost->sws_flags);
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434 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
435 NULL, args, NULL, ost->graph)) < 0)
436 return ret;
437 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
438 return ret;
439 last_filter = filter;
440 }
441
3b3ea346 442 snprintf(args, sizeof(args), "flags=0x%X", (unsigned)ost->sws_flags);
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443 ost->graph->scale_sws_opts = av_strdup(args);
444
445 if (ost->avfilter) {
446 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
447 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
448
449 outputs->name = av_strdup("in");
450 outputs->filter_ctx = last_filter;
451 outputs->pad_idx = 0;
452 outputs->next = NULL;
453
454 inputs->name = av_strdup("out");
455 inputs->filter_ctx = ost->output_video_filter;
456 inputs->pad_idx = 0;
457 inputs->next = NULL;
458
459 if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0)
460 return ret;
461 av_freep(&ost->avfilter);
462 } else {
463 if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0)
464 return ret;
465 }
466
467 if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0)
468 return ret;
469
470 codec->width = ost->output_video_filter->inputs[0]->w;
471 codec->height = ost->output_video_filter->inputs[0]->h;
472 codec->sample_aspect_ratio = ost->st->sample_aspect_ratio =
bb337b4f 473 ost->frame_aspect_ratio ? // overridden by the -aspect cli option
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474 av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) :
475 ost->output_video_filter->inputs[0]->sample_aspect_ratio;
476
477 return 0;
478}
479#endif /* CONFIG_AVFILTER */
480
481static void term_exit(void)
482{
483 av_log(NULL, AV_LOG_QUIET, "");
484}
485
486static volatile int received_sigterm = 0;
487static volatile int received_nb_signals = 0;
488
489static void
490sigterm_handler(int sig)
491{
492 received_sigterm = sig;
493 received_nb_signals++;
494 term_exit();
495}
496
497static void term_init(void)
498{
499 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
500 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
501#ifdef SIGXCPU
502 signal(SIGXCPU, sigterm_handler);
503#endif
504}
505
2abe947a 506static int decode_interrupt_cb(void *ctx)
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507{
508 return received_nb_signals > 1;
509}
510
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511static const AVIOInterruptCB int_cb = { decode_interrupt_cb, NULL };
512
dad09ff9 513void exit_program(int ret)
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514{
515 int i;
516
517 /* close files */
518 for(i=0;i<nb_output_files;i++) {
af70aa45 519 AVFormatContext *s = output_files[i].ctx;
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520 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
521 avio_close(s->pb);
522 avformat_free_context(s);
af70aa45 523 av_dict_free(&output_files[i].opts);
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524 }
525 for(i=0;i<nb_input_files;i++) {
cd3716b9 526 avformat_close_input(&input_files[i].ctx);
6291d7e4 527 }
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528 for (i = 0; i < nb_input_streams; i++) {
529 av_freep(&input_streams[i].decoded_frame);
530 av_freep(&input_streams[i].filtered_frame);
6291d7e4 531 av_dict_free(&input_streams[i].opts);
9179f27c 532 }
6291d7e4 533
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534 if (vstats_file)
535 fclose(vstats_file);
536 av_free(vstats_filename);
537
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538 av_freep(&input_streams);
539 av_freep(&input_files);
4288e031 540 av_freep(&output_streams);
af70aa45 541 av_freep(&output_files);
6291d7e4 542
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543 uninit_opts();
544 av_free(audio_buf);
545 av_free(audio_out);
546 allocated_audio_buf_size= allocated_audio_out_size= 0;
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547
548#if CONFIG_AVFILTER
549 avfilter_uninit();
550#endif
776f2bb9 551 avformat_network_deinit();
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552
553 if (received_sigterm) {
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554 av_log(NULL, AV_LOG_INFO, "Received signal %d: terminating.\n",
555 (int) received_sigterm);
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556 exit (255);
557 }
558
f75e3d25 559 exit(ret);
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560}
561
562static void assert_avoptions(AVDictionary *m)
563{
564 AVDictionaryEntry *t;
565 if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
f24facd3 566 av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key);
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567 exit_program(1);
568 }
569}
570
571static void assert_codec_experimental(AVCodecContext *c, int encoder)
572{
573 const char *codec_string = encoder ? "encoder" : "decoder";
574 AVCodec *codec;
575 if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
576 c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
f24facd3 577 av_log(NULL, AV_LOG_FATAL, "%s '%s' is experimental and might produce bad "
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578 "results.\nAdd '-strict experimental' if you want to use it.\n",
579 codec_string, c->codec->name);
580 codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id);
581 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
f24facd3 582 av_log(NULL, AV_LOG_FATAL, "Or use the non experimental %s '%s'.\n",
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583 codec_string, codec->name);
584 exit_program(1);
585 }
586}
587
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588static void choose_sample_fmt(AVStream *st, AVCodec *codec)
589{
590 if(codec && codec->sample_fmts){
591 const enum AVSampleFormat *p= codec->sample_fmts;
592 for(; *p!=-1; p++){
593 if(*p == st->codec->sample_fmt)
594 break;
595 }
596 if (*p == -1) {
597 av_log(NULL, AV_LOG_WARNING,
598 "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
599 av_get_sample_fmt_name(st->codec->sample_fmt),
600 codec->name,
601 av_get_sample_fmt_name(codec->sample_fmts[0]));
602 st->codec->sample_fmt = codec->sample_fmts[0];
603 }
604 }
605}
606
607/**
608 * Update the requested input sample format based on the output sample format.
609 * This is currently only used to request float output from decoders which
610 * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT.
611 * Ideally this will be removed in the future when decoders do not do format
612 * conversion and only output in their native format.
613 */
614static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
615 AVCodecContext *enc)
616{
617 /* if sample formats match or a decoder sample format has already been
618 requested, just return */
619 if (enc->sample_fmt == dec->sample_fmt ||
620 dec->request_sample_fmt > AV_SAMPLE_FMT_NONE)
621 return;
622
623 /* if decoder supports more than one output format */
624 if (dec_codec && dec_codec->sample_fmts &&
625 dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
626 dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
627 const enum AVSampleFormat *p;
628 int min_dec = -1, min_inc = -1;
629
630 /* find a matching sample format in the encoder */
631 for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) {
632 if (*p == enc->sample_fmt) {
633 dec->request_sample_fmt = *p;
634 return;
635 } else if (*p > enc->sample_fmt) {
636 min_inc = FFMIN(min_inc, *p - enc->sample_fmt);
637 } else
638 min_dec = FFMIN(min_dec, enc->sample_fmt - *p);
639 }
640
641 /* if none match, provide the one that matches quality closest */
642 dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc :
643 enc->sample_fmt - min_dec;
644 }
645}
646
647static void choose_sample_rate(AVStream *st, AVCodec *codec)
648{
649 if(codec && codec->supported_samplerates){
650 const int *p= codec->supported_samplerates;
651 int best=0;
652 int best_dist=INT_MAX;
653 for(; *p; p++){
654 int dist= abs(st->codec->sample_rate - *p);
655 if(dist < best_dist){
656 best_dist= dist;
657 best= *p;
658 }
659 }
660 if(best_dist){
661 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
662 }
663 st->codec->sample_rate= best;
664 }
665}
666
667static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
668{
669 if(codec && codec->pix_fmts){
670 const enum PixelFormat *p= codec->pix_fmts;
671 if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
672 if(st->codec->codec_id==CODEC_ID_MJPEG){
673 p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
674 }else if(st->codec->codec_id==CODEC_ID_LJPEG){
675 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};
676 }
677 }
105ab61c 678 for (; *p != PIX_FMT_NONE; p++) {
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679 if(*p == st->codec->pix_fmt)
680 break;
681 }
105ab61c 682 if (*p == PIX_FMT_NONE) {
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683 if(st->codec->pix_fmt != PIX_FMT_NONE)
684 av_log(NULL, AV_LOG_WARNING,
685 "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
686 av_pix_fmt_descriptors[st->codec->pix_fmt].name,
687 codec->name,
688 av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
689 st->codec->pix_fmt = codec->pix_fmts[0];
690 }
691 }
692}
693
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694static double
695get_sync_ipts(const OutputStream *ost)
696{
697 const InputStream *ist = ost->sync_ist;
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698 OutputFile *of = &output_files[ost->file_index];
699 return (double)(ist->pts - of->start_time)/AV_TIME_BASE;
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700}
701
702static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
703 int ret;
704
705 while(bsfc){
706 AVPacket new_pkt= *pkt;
707 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
708 &new_pkt.data, &new_pkt.size,
709 pkt->data, pkt->size,
710 pkt->flags & AV_PKT_FLAG_KEY);
711 if(a>0){
712 av_free_packet(pkt);
713 new_pkt.destruct= av_destruct_packet;
714 } else if(a<0){
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715 av_log(NULL, AV_LOG_ERROR, "%s failed for stream %d, codec %s",
716 bsfc->filter->name, pkt->stream_index,
717 avctx->codec ? avctx->codec->name : "copy");
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718 print_error("", a);
719 if (exit_on_error)
720 exit_program(1);
721 }
722 *pkt= new_pkt;
723
724 bsfc= bsfc->next;
725 }
726
727 ret= av_interleaved_write_frame(s, pkt);
728 if(ret < 0){
729 print_error("av_interleaved_write_frame()", ret);
730 exit_program(1);
731 }
732}
733
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734static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
735{
736 int fill_char = 0x00;
737 if (sample_fmt == AV_SAMPLE_FMT_U8)
738 fill_char = 0x80;
739 memset(buf, fill_char, size);
740}
741
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742static void do_audio_out(AVFormatContext *s, OutputStream *ost,
743 InputStream *ist, AVFrame *decoded_frame)
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744{
745 uint8_t *buftmp;
746 int64_t audio_out_size, audio_buf_size;
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747
748 int size_out, frame_bytes, ret, resample_changed;
749 AVCodecContext *enc= ost->st->codec;
750 AVCodecContext *dec= ist->st->codec;
751 int osize = av_get_bytes_per_sample(enc->sample_fmt);
752 int isize = av_get_bytes_per_sample(dec->sample_fmt);
753 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
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754 uint8_t *buf = decoded_frame->data[0];
755 int size = decoded_frame->nb_samples * dec->channels * isize;
756 int64_t allocated_for_size = size;
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757
758need_realloc:
759 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
760 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
761 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
762 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
763 audio_buf_size*= osize*enc->channels;
764
765 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
766 if(coded_bps > 8*osize)
767 audio_out_size= audio_out_size * coded_bps / (8*osize);
768 audio_out_size += FF_MIN_BUFFER_SIZE;
769
770 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
e3245b26 771 av_log(NULL, AV_LOG_FATAL, "Buffer sizes too large\n");
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772 exit_program(1);
773 }
774
775 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
776 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
777 if (!audio_buf || !audio_out){
e3245b26 778 av_log(NULL, AV_LOG_FATAL, "Out of memory in do_audio_out\n");
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779 exit_program(1);
780 }
781
782 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
783 ost->audio_resample = 1;
784
785 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
786 ost->resample_channels != dec->channels ||
787 ost->resample_sample_rate != dec->sample_rate;
788
789 if ((ost->audio_resample && !ost->resample) || resample_changed) {
790 if (resample_changed) {
9a414d89 791 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",
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792 ist->file_index, ist->st->index,
793 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
794 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
795 ost->resample_sample_fmt = dec->sample_fmt;
796 ost->resample_channels = dec->channels;
797 ost->resample_sample_rate = dec->sample_rate;
798 if (ost->resample)
799 audio_resample_close(ost->resample);
800 }
801 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
802 if (audio_sync_method <= 1 &&
803 ost->resample_sample_fmt == enc->sample_fmt &&
804 ost->resample_channels == enc->channels &&
805 ost->resample_sample_rate == enc->sample_rate) {
806 ost->resample = NULL;
807 ost->audio_resample = 0;
808 } else if (ost->audio_resample) {
809 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
e3245b26 810 av_log(NULL, AV_LOG_WARNING, "Using s16 intermediate sample format for resampling\n");
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811 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
812 enc->sample_rate, dec->sample_rate,
813 enc->sample_fmt, dec->sample_fmt,
814 16, 10, 0, 0.8);
815 if (!ost->resample) {
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816 av_log(NULL, AV_LOG_FATAL, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
817 dec->channels, dec->sample_rate,
818 enc->channels, enc->sample_rate);
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819 exit_program(1);
820 }
821 }
822 }
823
824#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
825 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
826 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
827 if (ost->reformat_ctx)
828 av_audio_convert_free(ost->reformat_ctx);
829 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
830 dec->sample_fmt, 1, NULL, 0);
831 if (!ost->reformat_ctx) {
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832 av_log(NULL, AV_LOG_FATAL, "Cannot convert %s sample format to %s sample format\n",
833 av_get_sample_fmt_name(dec->sample_fmt),
834 av_get_sample_fmt_name(enc->sample_fmt));
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835 exit_program(1);
836 }
837 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
838 }
839
840 if(audio_sync_method){
841 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
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842 - av_fifo_size(ost->fifo)/(enc->channels * osize);
843 int idelta = delta * dec->sample_rate / enc->sample_rate;
844 int byte_delta = idelta * isize * dec->channels;
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845
846 //FIXME resample delay
847 if(fabs(delta) > 50){
848 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
849 if(byte_delta < 0){
850 byte_delta= FFMAX(byte_delta, -size);
851 size += byte_delta;
852 buf -= byte_delta;
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853 av_log(NULL, AV_LOG_VERBOSE, "discarding %d audio samples\n",
854 -byte_delta / (isize * dec->channels));
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855 if(!size)
856 return;
857 ist->is_start=0;
858 }else{
859 static uint8_t *input_tmp= NULL;
860 input_tmp= av_realloc(input_tmp, byte_delta + size);
861
862 if(byte_delta > allocated_for_size - size){
863 allocated_for_size= byte_delta + (int64_t)size;
864 goto need_realloc;
865 }
866 ist->is_start=0;
867
fdab793a 868 generate_silence(input_tmp, dec->sample_fmt, byte_delta);
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869 memcpy(input_tmp + byte_delta, buf, size);
870 buf= input_tmp;
871 size += byte_delta;
fdab793a 872 av_log(NULL, AV_LOG_VERBOSE, "adding %d audio samples of silence\n", idelta);
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873 }
874 }else if(audio_sync_method>1){
875 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
876 av_assert0(ost->audio_resample);
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877 av_log(NULL, AV_LOG_VERBOSE, "compensating audio timestamp drift:%f compensation:%d in:%d\n",
878 delta, comp, enc->sample_rate);
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879// 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));
880 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
881 }
882 }
883 }else
884 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
fdab793a 885 - av_fifo_size(ost->fifo)/(enc->channels * osize); //FIXME wrong
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886
887 if (ost->audio_resample) {
888 buftmp = audio_buf;
889 size_out = audio_resample(ost->resample,
890 (short *)buftmp, (short *)buf,
891 size / (dec->channels * isize));
892 size_out = size_out * enc->channels * osize;
893 } else {
894 buftmp = buf;
895 size_out = size;
896 }
897
898 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
899 const void *ibuf[6]= {buftmp};
900 void *obuf[6]= {audio_buf};
901 int istride[6]= {isize};
902 int ostride[6]= {osize};
903 int len= size_out/istride[0];
904 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
905 printf("av_audio_convert() failed\n");
906 if (exit_on_error)
907 exit_program(1);
908 return;
909 }
910 buftmp = audio_buf;
911 size_out = len*osize;
912 }
913
914 /* now encode as many frames as possible */
915 if (enc->frame_size > 1) {
916 /* output resampled raw samples */
917 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
e3245b26 918 av_log(NULL, AV_LOG_FATAL, "av_fifo_realloc2() failed\n");
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919 exit_program(1);
920 }
921 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
922
923 frame_bytes = enc->frame_size * osize * enc->channels;
924
925 while (av_fifo_size(ost->fifo) >= frame_bytes) {
926 AVPacket pkt;
927 av_init_packet(&pkt);
928
929 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
930
931 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
932
933 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
934 (short *)audio_buf);
935 if (ret < 0) {
e3245b26 936 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
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937 exit_program(1);
938 }
939 audio_size += ret;
940 pkt.stream_index= ost->index;
941 pkt.data= audio_out;
942 pkt.size= ret;
943 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
944 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
945 pkt.flags |= AV_PKT_FLAG_KEY;
946 write_frame(s, &pkt, enc, ost->bitstream_filters);
947
948 ost->sync_opts += enc->frame_size;
949 }
950 } else {
951 AVPacket pkt;
952 av_init_packet(&pkt);
953
954 ost->sync_opts += size_out / (osize * enc->channels);
955
956 /* output a pcm frame */
957 /* determine the size of the coded buffer */
958 size_out /= osize;
959 if (coded_bps)
960 size_out = size_out*coded_bps/8;
961
962 if(size_out > audio_out_size){
e3245b26 963 av_log(NULL, AV_LOG_FATAL, "Internal error, buffer size too small\n");
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964 exit_program(1);
965 }
966
967 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
968 ret = avcodec_encode_audio(enc, audio_out, size_out,
969 (short *)buftmp);
970 if (ret < 0) {
e3245b26 971 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
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972 exit_program(1);
973 }
974 audio_size += ret;
975 pkt.stream_index= ost->index;
976 pkt.data= audio_out;
977 pkt.size= ret;
978 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
979 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
980 pkt.flags |= AV_PKT_FLAG_KEY;
981 write_frame(s, &pkt, enc, ost->bitstream_filters);
982 }
983}
984
985static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
986{
987 AVCodecContext *dec;
988 AVPicture *picture2;
989 AVPicture picture_tmp;
990 uint8_t *buf = 0;
991
992 dec = ist->st->codec;
993
994 /* deinterlace : must be done before any resize */
995 if (do_deinterlace) {
996 int size;
997
998 /* create temporary picture */
999 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1000 buf = av_malloc(size);
1001 if (!buf)
1002 return;
1003
1004 picture2 = &picture_tmp;
1005 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1006
1007 if(avpicture_deinterlace(picture2, picture,
1008 dec->pix_fmt, dec->width, dec->height) < 0) {
1009 /* if error, do not deinterlace */
e3245b26 1010 av_log(NULL, AV_LOG_WARNING, "Deinterlacing failed\n");
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1011 av_free(buf);
1012 buf = NULL;
1013 picture2 = picture;
1014 }
1015 } else {
1016 picture2 = picture;
1017 }
1018
1019 if (picture != picture2)
1020 *picture = *picture2;
1021 *bufp = buf;
1022}
1023
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1024static void do_subtitle_out(AVFormatContext *s,
1025 OutputStream *ost,
1026 InputStream *ist,
1027 AVSubtitle *sub,
1028 int64_t pts)
1029{
1030 static uint8_t *subtitle_out = NULL;
1031 int subtitle_out_max_size = 1024 * 1024;
1032 int subtitle_out_size, nb, i;
1033 AVCodecContext *enc;
1034 AVPacket pkt;
1035
1036 if (pts == AV_NOPTS_VALUE) {
e3245b26 1037 av_log(NULL, AV_LOG_ERROR, "Subtitle packets must have a pts\n");
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1038 if (exit_on_error)
1039 exit_program(1);
1040 return;
1041 }
1042
1043 enc = ost->st->codec;
1044
1045 if (!subtitle_out) {
1046 subtitle_out = av_malloc(subtitle_out_max_size);
1047 }
1048
1049 /* Note: DVB subtitle need one packet to draw them and one other
1050 packet to clear them */
1051 /* XXX: signal it in the codec context ? */
1052 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1053 nb = 2;
1054 else
1055 nb = 1;
1056
1057 for(i = 0; i < nb; i++) {
1058 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
1059 // start_display_time is required to be 0
1060 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1061 sub->end_display_time -= sub->start_display_time;
1062 sub->start_display_time = 0;
1063 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
1064 subtitle_out_max_size, sub);
1065 if (subtitle_out_size < 0) {
e3245b26 1066 av_log(NULL, AV_LOG_FATAL, "Subtitle encoding failed\n");
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1067 exit_program(1);
1068 }
1069
1070 av_init_packet(&pkt);
1071 pkt.stream_index = ost->index;
1072 pkt.data = subtitle_out;
1073 pkt.size = subtitle_out_size;
1074 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
1075 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1076 /* XXX: the pts correction is handled here. Maybe handling
1077 it in the codec would be better */
1078 if (i == 0)
1079 pkt.pts += 90 * sub->start_display_time;
1080 else
1081 pkt.pts += 90 * sub->end_display_time;
1082 }
1083 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1084 }
1085}
1086
1087static int bit_buffer_size= 1024*256;
1088static uint8_t *bit_buffer= NULL;
1089
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1090static void do_video_resample(OutputStream *ost,
1091 InputStream *ist,
1092 AVFrame *in_picture,
1093 AVFrame **out_picture)
6291d7e4 1094{
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1095 int resample_changed = 0;
1096 AVCodecContext *dec = ist->st->codec;
1097 *out_picture = in_picture;
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1098
1099 resample_changed = ost->resample_width != dec->width ||
1100 ost->resample_height != dec->height ||
1101 ost->resample_pix_fmt != dec->pix_fmt;
1102
1103 if (resample_changed) {
1104 av_log(NULL, AV_LOG_INFO,
9a414d89 1105 "Input stream #%d:%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
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1106 ist->file_index, ist->st->index,
1107 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1108 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
1109 if(!ost->video_resample)
5c59fa56 1110 ost->video_resample = 1;
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1111 }
1112
1113#if !CONFIG_AVFILTER
1114 if (ost->video_resample) {
87ef060c 1115 *out_picture = &ost->pict_tmp;
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1116 if (resample_changed) {
1117 /* initialize a new scaler context */
1118 sws_freeContext(ost->img_resample_ctx);
1119 ost->img_resample_ctx = sws_getContext(
1120 ist->st->codec->width,
1121 ist->st->codec->height,
1122 ist->st->codec->pix_fmt,
1123 ost->st->codec->width,
1124 ost->st->codec->height,
1125 ost->st->codec->pix_fmt,
1126 ost->sws_flags, NULL, NULL, NULL);
1127 if (ost->img_resample_ctx == NULL) {
e3245b26 1128 av_log(NULL, AV_LOG_FATAL, "Cannot get resampling context\n");
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1129 exit_program(1);
1130 }
1131 }
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1132 sws_scale(ost->img_resample_ctx, in_picture->data, in_picture->linesize,
1133 0, ost->resample_height, (*out_picture)->data, (*out_picture)->linesize);
6291d7e4 1134 }
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1135#else
1136 if (resample_changed) {
1137 avfilter_graph_free(&ost->graph);
1138 if (configure_video_filters(ist, ost)) {
e3245b26 1139 av_log(NULL, AV_LOG_FATAL, "Error reinitializing filters!\n");
428c59d9
K
1140 exit_program(1);
1141 }
1142 }
6291d7e4 1143#endif
428c59d9
K
1144 if (resample_changed) {
1145 ost->resample_width = dec->width;
1146 ost->resample_height = dec->height;
1147 ost->resample_pix_fmt = dec->pix_fmt;
1148 }
87ef060c
AC
1149}
1150
1151
1152static void do_video_out(AVFormatContext *s,
1153 OutputStream *ost,
1154 InputStream *ist,
1155 AVFrame *in_picture,
1156 int *frame_size, float quality)
1157{
553735f5 1158 int nb_frames, i, ret, format_video_sync;
87ef060c 1159 AVFrame *final_picture;
f593628e 1160 AVCodecContext *enc;
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AC
1161 double sync_ipts;
1162
1163 enc = ost->st->codec;
87ef060c
AC
1164
1165 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1166
1167 /* by default, we output a single frame */
1168 nb_frames = 1;
1169
1170 *frame_size = 0;
1171
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AC
1172 format_video_sync = video_sync_method;
1173 if (format_video_sync < 0)
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1174 format_video_sync = (s->oformat->flags & AVFMT_NOTIMESTAMPS) ? 0 :
1175 (s->oformat->flags & AVFMT_VARIABLE_FPS) ? 2 : 1;
553735f5
AC
1176
1177 if (format_video_sync) {
87ef060c
AC
1178 double vdelta = sync_ipts - ost->sync_opts;
1179 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1180 if (vdelta < -1.1)
1181 nb_frames = 0;
553735f5 1182 else if (format_video_sync == 2) {
87ef060c
AC
1183 if(vdelta<=-0.6){
1184 nb_frames=0;
1185 }else if(vdelta>0.6)
1186 ost->sync_opts= lrintf(sync_ipts);
1187 }else if (vdelta > 1.1)
1188 nb_frames = lrintf(vdelta);
1189//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);
1190 if (nb_frames == 0){
1191 ++nb_frames_drop;
e3245b26 1192 av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n");
87ef060c
AC
1193 }else if (nb_frames > 1) {
1194 nb_frames_dup += nb_frames - 1;
e3245b26 1195 av_log(NULL, AV_LOG_VERBOSE, "*** %d dup!\n", nb_frames-1);
87ef060c
AC
1196 }
1197 }else
1198 ost->sync_opts= lrintf(sync_ipts);
1199
96139b5e 1200 nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number);
87ef060c
AC
1201 if (nb_frames <= 0)
1202 return;
1203
1204 do_video_resample(ost, ist, in_picture, &final_picture);
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1205
1206 /* duplicates frame if needed */
1207 for(i=0;i<nb_frames;i++) {
1208 AVPacket pkt;
1209 av_init_packet(&pkt);
1210 pkt.stream_index= ost->index;
1211
150ddbc1
MR
1212 if (s->oformat->flags & AVFMT_RAWPICTURE &&
1213 enc->codec->id == CODEC_ID_RAWVIDEO) {
6291d7e4 1214 /* raw pictures are written as AVPicture structure to
bb337b4f 1215 avoid any copies. We support temporarily the older
6291d7e4 1216 method. */
f593628e
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1217 enc->coded_frame->interlaced_frame = in_picture->interlaced_frame;
1218 enc->coded_frame->top_field_first = in_picture->top_field_first;
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1219 pkt.data= (uint8_t *)final_picture;
1220 pkt.size= sizeof(AVPicture);
1221 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
1222 pkt.flags |= AV_PKT_FLAG_KEY;
1223
1224 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
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1225 } else {
1226 AVFrame big_picture;
1227
1228 big_picture= *final_picture;
1229 /* better than nothing: use input picture interlaced
1230 settings */
1231 big_picture.interlaced_frame = in_picture->interlaced_frame;
1232 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
828e0bcb 1233 if (ost->top_field_first == -1)
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1234 big_picture.top_field_first = in_picture->top_field_first;
1235 else
828e0bcb 1236 big_picture.top_field_first = !!ost->top_field_first;
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1237 }
1238
f4ad238c 1239 /* handles same_quant here. This is not correct because it may
6291d7e4
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1240 not be a global option */
1241 big_picture.quality = quality;
d242d80e 1242 if (!enc->me_threshold)
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1243 big_picture.pict_type = 0;
1244// big_picture.pts = AV_NOPTS_VALUE;
1245 big_picture.pts= ost->sync_opts;
1246// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
1247//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
1248 if (ost->forced_kf_index < ost->forced_kf_count &&
1249 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
1250 big_picture.pict_type = AV_PICTURE_TYPE_I;
1251 ost->forced_kf_index++;
1252 }
1253 ret = avcodec_encode_video(enc,
1254 bit_buffer, bit_buffer_size,
1255 &big_picture);
1256 if (ret < 0) {
e3245b26 1257 av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n");
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1258 exit_program(1);
1259 }
1260
1261 if(ret>0){
1262 pkt.data= bit_buffer;
1263 pkt.size= ret;
1264 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
1265 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1266/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
1267 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1268 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
1269
1270 if(enc->coded_frame->key_frame)
1271 pkt.flags |= AV_PKT_FLAG_KEY;
1272 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1273 *frame_size = ret;
1274 video_size += ret;
1275 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1276 // enc->frame_number-1, ret, enc->pict_type);
1277 /* if two pass, output log */
1278 if (ost->logfile && enc->stats_out) {
1279 fprintf(ost->logfile, "%s", enc->stats_out);
1280 }
1281 }
1282 }
1283 ost->sync_opts++;
1284 ost->frame_number++;
1285 }
1286}
1287
1288static double psnr(double d){
1289 return -10.0*log(d)/log(10.0);
1290}
1291
1292static void do_video_stats(AVFormatContext *os, OutputStream *ost,
1293 int frame_size)
1294{
1295 AVCodecContext *enc;
1296 int frame_number;
1297 double ti1, bitrate, avg_bitrate;
1298
1299 /* this is executed just the first time do_video_stats is called */
1300 if (!vstats_file) {
1301 vstats_file = fopen(vstats_filename, "w");
1302 if (!vstats_file) {
1303 perror("fopen");
1304 exit_program(1);
1305 }
1306 }
1307
1308 enc = ost->st->codec;
1309 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1310 frame_number = ost->frame_number;
1311 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
1312 if (enc->flags&CODEC_FLAG_PSNR)
1313 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
1314
1315 fprintf(vstats_file,"f_size= %6d ", frame_size);
1316 /* compute pts value */
1317 ti1 = ost->sync_opts * av_q2d(enc->time_base);
1318 if (ti1 < 0.01)
1319 ti1 = 0.01;
1320
1321 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1322 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
1323 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1324 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
1325 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
1326 }
1327}
1328
af70aa45 1329static void print_report(OutputFile *output_files,
4288e031 1330 OutputStream *ost_table, int nb_ostreams,
c5ad2c2c 1331 int is_last_report, int64_t timer_start)
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1332{
1333 char buf[1024];
1334 OutputStream *ost;
1335 AVFormatContext *oc;
1336 int64_t total_size;
1337 AVCodecContext *enc;
1338 int frame_number, vid, i;
1339 double bitrate, ti1, pts;
1340 static int64_t last_time = -1;
1341 static int qp_histogram[52];
1342
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1343 if (!print_stats && !is_last_report)
1344 return;
1345
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1346 if (!is_last_report) {
1347 int64_t cur_time;
1348 /* display the report every 0.5 seconds */
1349 cur_time = av_gettime();
1350 if (last_time == -1) {
1351 last_time = cur_time;
1352 return;
1353 }
1354 if ((cur_time - last_time) < 500000)
1355 return;
1356 last_time = cur_time;
1357 }
1358
1359
af70aa45 1360 oc = output_files[0].ctx;
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1361
1362 total_size = avio_size(oc->pb);
1363 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
1364 total_size= avio_tell(oc->pb);
1365
1366 buf[0] = '\0';
1367 ti1 = 1e10;
1368 vid = 0;
1369 for(i=0;i<nb_ostreams;i++) {
1370 float q = -1;
4288e031 1371 ost = &ost_table[i];
6291d7e4 1372 enc = ost->st->codec;
3d813e4c 1373 if (!ost->stream_copy && enc->coded_frame)
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1374 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
1375 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1376 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
1377 }
1378 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1379 float t = (av_gettime()-timer_start) / 1000000.0;
1380
1381 frame_number = ost->frame_number;
1382 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1383 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
1384 if(is_last_report)
1385 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
1386 if(qp_hist){
1387 int j;
1388 int qp = lrintf(q);
1389 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
1390 qp_histogram[qp]++;
1391 for(j=0; j<32; j++)
1392 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1393 }
1394 if (enc->flags&CODEC_FLAG_PSNR){
1395 int j;
1396 double error, error_sum=0;
1397 double scale, scale_sum=0;
1398 char type[3]= {'Y','U','V'};
1399 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
1400 for(j=0; j<3; j++){
1401 if(is_last_report){
1402 error= enc->error[j];
1403 scale= enc->width*enc->height*255.0*255.0*frame_number;
1404 }else{
1405 error= enc->coded_frame->error[j];
1406 scale= enc->width*enc->height*255.0*255.0;
1407 }
1408 if(j) scale/=4;
1409 error_sum += error;
1410 scale_sum += scale;
1411 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
1412 }
1413 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
1414 }
1415 vid = 1;
1416 }
1417 /* compute min output value */
1418 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
1419 if ((pts < ti1) && (pts > 0))
1420 ti1 = pts;
1421 }
1422 if (ti1 < 0.01)
1423 ti1 = 0.01;
1424
e3245b26 1425 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
6291d7e4 1426
e3245b26 1427 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
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AK
1428 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
1429 (double)total_size / 1024, ti1, bitrate);
1430
e3245b26
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1431 if (nb_frames_dup || nb_frames_drop)
1432 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1433 nb_frames_dup, nb_frames_drop);
6291d7e4 1434
f5646a32 1435 av_log(NULL, AV_LOG_INFO, "%s \r", buf);
6291d7e4 1436
e3245b26 1437 fflush(stderr);
6291d7e4 1438
e3245b26 1439 if (is_last_report) {
6291d7e4 1440 int64_t raw= audio_size + video_size + extra_size;
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AK
1441 av_log(NULL, AV_LOG_INFO, "\n");
1442 av_log(NULL, AV_LOG_INFO, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1443 video_size/1024.0,
1444 audio_size/1024.0,
1445 extra_size/1024.0,
1446 100.0*(total_size - raw)/raw
6291d7e4
AK
1447 );
1448 }
1449}
1450
b62b5cb6 1451static void flush_encoders(OutputStream *ost_table, int nb_ostreams)
4a4ce2e7
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1452{
1453 int i, ret;
1454
1455 for (i = 0; i < nb_ostreams; i++) {
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1456 OutputStream *ost = &ost_table[i];
1457 AVCodecContext *enc = ost->st->codec;
1458 AVFormatContext *os = output_files[ost->file_index].ctx;
1459
b62b5cb6 1460 if (!ost->encoding_needed)
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AK
1461 continue;
1462
1463 if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
1464 continue;
150ddbc1 1465 if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE) && enc->codec->id == CODEC_ID_RAWVIDEO)
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1466 continue;
1467
1468 for(;;) {
1469 AVPacket pkt;
1470 int fifo_bytes;
1471 av_init_packet(&pkt);
1472 pkt.stream_index= ost->index;
1473
1474 switch (ost->st->codec->codec_type) {
1475 case AVMEDIA_TYPE_AUDIO:
1476 fifo_bytes = av_fifo_size(ost->fifo);
1477 ret = 0;
1478 /* encode any samples remaining in fifo */
1479 if (fifo_bytes > 0) {
1480 int osize = av_get_bytes_per_sample(enc->sample_fmt);
1481 int fs_tmp = enc->frame_size;
1482
1483 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
1484 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1485 enc->frame_size = fifo_bytes / (osize * enc->channels);
1486 } else { /* pad */
1487 int frame_bytes = enc->frame_size*osize*enc->channels;
1488 if (allocated_audio_buf_size < frame_bytes)
4a4ce2e7 1489 exit_program(1);
6f1c66d5 1490 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
4a4ce2e7
AK
1491 }
1492
6f1c66d5
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1493 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
1494 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1495 ost->st->time_base.num, enc->sample_rate);
1496 enc->frame_size = fs_tmp;
1497 }
1498 if (ret <= 0) {
1499 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
4a4ce2e7 1500 }
6f1c66d5 1501 if (ret < 0) {
e3245b26 1502 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
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1503 exit_program(1);
1504 }
1505 audio_size += ret;
1506 pkt.flags |= AV_PKT_FLAG_KEY;
1507 break;
1508 case AVMEDIA_TYPE_VIDEO:
1509 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1510 if (ret < 0) {
e3245b26 1511 av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n");
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AK
1512 exit_program(1);
1513 }
1514 video_size += ret;
1515 if(enc->coded_frame && enc->coded_frame->key_frame)
1516 pkt.flags |= AV_PKT_FLAG_KEY;
1517 if (ost->logfile && enc->stats_out) {
1518 fprintf(ost->logfile, "%s", enc->stats_out);
1519 }
1520 break;
1521 default:
1522 ret=-1;
4a4ce2e7 1523 }
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1524
1525 if (ret <= 0)
1526 break;
1527 pkt.data = bit_buffer;
1528 pkt.size = ret;
1529 if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1530 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1531 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
4a4ce2e7
AK
1532 }
1533 }
1534}
1535
7204ec1a
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1536/*
1537 * Check whether a packet from ist should be written into ost at this time
1538 */
1539static int check_output_constraints(InputStream *ist, OutputStream *ost)
1540{
1541 OutputFile *of = &output_files[ost->file_index];
1542 int ist_index = ist - input_streams;
1543
1544 if (ost->source_index != ist_index)
1545 return 0;
1546
1547 if (of->start_time && ist->pts < of->start_time)
1548 return 0;
1549
1550 if (of->recording_time != INT64_MAX &&
1551 av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + of->start_time,
1552 (AVRational){1, 1000000}) >= 0) {
1553 ost->is_past_recording_time = 1;
1554 return 0;
1555 }
1556
1557 return 1;
1558}
1559
1560static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *pkt)
1561{
1562 OutputFile *of = &output_files[ost->file_index];
1563 int64_t ost_tb_start_time = av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base);
1564 AVPacket opkt;
1565
1566 av_init_packet(&opkt);
1567
1568 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) &&
1569 !ost->copy_initial_nonkeyframes)
1570 return;
1571
1572 /* force the input stream PTS */
1573 if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
1574 audio_size += pkt->size;
1575 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
1576 video_size += pkt->size;
1577 ost->sync_opts++;
1578 }
1579
1580 opkt.stream_index = ost->index;
1581 if (pkt->pts != AV_NOPTS_VALUE)
1582 opkt.pts = av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
1583 else
1584 opkt.pts = AV_NOPTS_VALUE;
1585
1586 if (pkt->dts == AV_NOPTS_VALUE)
1587 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
1588 else
1589 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1590 opkt.dts -= ost_tb_start_time;
1591
1592 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
1593 opkt.flags = pkt->flags;
1594
1595 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1596 if( ost->st->codec->codec_id != CODEC_ID_H264
1597 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1598 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1599 ) {
1600 if (av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, pkt->data, pkt->size, pkt->flags & AV_PKT_FLAG_KEY))
1601 opkt.destruct = av_destruct_packet;
1602 } else {
1603 opkt.data = pkt->data;
1604 opkt.size = pkt->size;
1605 }
1606
1607 write_frame(of->ctx, &opkt, ost->st->codec, ost->bitstream_filters);
1608 ost->st->codec->frame_number++;
1609 ost->frame_number++;
1610 av_free_packet(&opkt);
1611}
1612
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1613static void rate_emu_sleep(InputStream *ist)
1614{
1615 if (input_files[ist->file_index].rate_emu) {
1616 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
1617 int64_t now = av_gettime() - ist->start;
1618 if (pts > now)
1619 usleep(pts - now);
1620 }
1621}
1622
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1623static int transcode_audio(InputStream *ist, AVPacket *pkt, int *got_output)
1624{
d1241ff3
JR
1625 AVFrame *decoded_frame;
1626 AVCodecContext *avctx = ist->st->codec;
ded28ba3 1627 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
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1628 int i, ret;
1629
9179f27c 1630 if (!ist->decoded_frame && !(ist->decoded_frame = avcodec_alloc_frame()))
d1241ff3 1631 return AVERROR(ENOMEM);
9179f27c
JR
1632 else
1633 avcodec_get_frame_defaults(ist->decoded_frame);
1634 decoded_frame = ist->decoded_frame;
ded28ba3 1635
d1241ff3
JR
1636 ret = avcodec_decode_audio4(avctx, decoded_frame, got_output, pkt);
1637 if (ret < 0) {
ded28ba3 1638 return ret;
d1241ff3 1639 }
ded28ba3 1640
ded28ba3
AK
1641 if (!*got_output) {
1642 /* no audio frame */
af8ad892 1643 return ret;
ded28ba3
AK
1644 }
1645
d1241ff3
JR
1646 /* if the decoder provides a pts, use it instead of the last packet pts.
1647 the decoder could be delaying output by a packet or more. */
1648 if (decoded_frame->pts != AV_NOPTS_VALUE)
1649 ist->next_pts = decoded_frame->pts;
1650
1651 /* increment next_pts to use for the case where the input stream does not
1652 have timestamps or there are multiple frames in the packet */
1653 ist->next_pts += ((int64_t)AV_TIME_BASE * decoded_frame->nb_samples) /
1654 avctx->sample_rate;
ded28ba3
AK
1655
1656 // preprocess audio (volume)
1657 if (audio_volume != 256) {
d1241ff3
JR
1658 int decoded_data_size = decoded_frame->nb_samples * avctx->channels * bps;
1659 void *samples = decoded_frame->data[0];
1660 switch (avctx->sample_fmt) {
ded28ba3
AK
1661 case AV_SAMPLE_FMT_U8:
1662 {
1663 uint8_t *volp = samples;
1664 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1665 int v = (((*volp - 128) * audio_volume + 128) >> 8) + 128;
1666 *volp++ = av_clip_uint8(v);
1667 }
1668 break;
1669 }
1670 case AV_SAMPLE_FMT_S16:
1671 {
1672 int16_t *volp = samples;
1673 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1674 int v = ((*volp) * audio_volume + 128) >> 8;
1675 *volp++ = av_clip_int16(v);
1676 }
1677 break;
1678 }
1679 case AV_SAMPLE_FMT_S32:
1680 {
1681 int32_t *volp = samples;
1682 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1683 int64_t v = (((int64_t)*volp * audio_volume + 128) >> 8);
1684 *volp++ = av_clipl_int32(v);
1685 }
1686 break;
1687 }
1688 case AV_SAMPLE_FMT_FLT:
1689 {
1690 float *volp = samples;
1691 float scale = audio_volume / 256.f;
1692 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1693 *volp++ *= scale;
1694 }
1695 break;
1696 }
1697 case AV_SAMPLE_FMT_DBL:
1698 {
1699 double *volp = samples;
1700 double scale = audio_volume / 256.;
1701 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1702 *volp++ *= scale;
1703 }
1704 break;
1705 }
1706 default:
1707 av_log(NULL, AV_LOG_FATAL,
1708 "Audio volume adjustment on sample format %s is not supported.\n",
1709 av_get_sample_fmt_name(ist->st->codec->sample_fmt));
1710 exit_program(1);
1711 }
1712 }
1713
1714 rate_emu_sleep(ist);
1715
1716 for (i = 0; i < nb_output_streams; i++) {
1717 OutputStream *ost = &output_streams[i];
1718
1719 if (!check_output_constraints(ist, ost) || !ost->encoding_needed)
1720 continue;
d1241ff3 1721 do_audio_out(output_files[ost->file_index].ctx, ost, ist, decoded_frame);
ded28ba3 1722 }
110d2af2 1723
af8ad892 1724 return ret;
ded28ba3
AK
1725}
1726
45d4b66f
AK
1727static int transcode_video(InputStream *ist, AVPacket *pkt, int *got_output, int64_t *pkt_pts)
1728{
1729 AVFrame *decoded_frame, *filtered_frame = NULL;
1730 void *buffer_to_free = NULL;
1731 int i, ret = 0;
1732 float quality;
1733#if CONFIG_AVFILTER
1734 int frame_available = 1;
1735#endif
1736
9179f27c 1737 if (!ist->decoded_frame && !(ist->decoded_frame = avcodec_alloc_frame()))
45d4b66f 1738 return AVERROR(ENOMEM);
9179f27c
JR
1739 else
1740 avcodec_get_frame_defaults(ist->decoded_frame);
1741 decoded_frame = ist->decoded_frame;
45d4b66f
AK
1742 pkt->pts = *pkt_pts;
1743 pkt->dts = ist->pts;
1744 *pkt_pts = AV_NOPTS_VALUE;
1745
1746 ret = avcodec_decode_video2(ist->st->codec,
1747 decoded_frame, got_output, pkt);
1748 if (ret < 0)
9179f27c 1749 return ret;
45d4b66f
AK
1750
1751 quality = same_quant ? decoded_frame->quality : 0;
1752 if (!*got_output) {
1753 /* no picture yet */
af8ad892 1754 return ret;
45d4b66f
AK
1755 }
1756 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, decoded_frame->pkt_pts,
1757 decoded_frame->pkt_dts);
741a05a2
AK
1758 if (pkt->duration)
1759 ist->next_pts += av_rescale_q(pkt->duration, ist->st->time_base, AV_TIME_BASE_Q);
1760 else if (ist->st->codec->time_base.num != 0) {
45d4b66f
AK
1761 int ticks = ist->st->parser ? ist->st->parser->repeat_pict + 1 :
1762 ist->st->codec->ticks_per_frame;
1763 ist->next_pts += ((int64_t)AV_TIME_BASE *
1764 ist->st->codec->time_base.num * ticks) /
1765 ist->st->codec->time_base.den;
1766 }
1767 pkt->size = 0;
1768 pre_process_video_frame(ist, (AVPicture *)decoded_frame, &buffer_to_free);
1769
1770 rate_emu_sleep(ist);
1771
1772 for (i = 0; i < nb_output_streams; i++) {
1773 OutputStream *ost = &output_streams[i];
1774 int frame_size;
1775
1776 if (!check_output_constraints(ist, ost) || !ost->encoding_needed)
1777 continue;
1778
1779#if CONFIG_AVFILTER
1780 if (ost->input_video_filter) {
1781 AVRational sar;
1782 if (ist->st->sample_aspect_ratio.num)
1783 sar = ist->st->sample_aspect_ratio;
1784 else
1785 sar = ist->st->codec->sample_aspect_ratio;
1786 av_vsrc_buffer_add_frame(ost->input_video_filter, decoded_frame, ist->pts, sar);
9179f27c
JR
1787 if (!ist->filtered_frame && !(ist->filtered_frame = avcodec_alloc_frame())) {
1788 av_free(buffer_to_free);
1789 return AVERROR(ENOMEM);
1790 } else
1791 avcodec_get_frame_defaults(ist->filtered_frame);
1792 filtered_frame = ist->filtered_frame;
45d4b66f
AK
1793 frame_available = avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1794 }
1795 while (frame_available) {
1796 AVRational ist_pts_tb;
1797 if (ost->output_video_filter)
1798 get_filtered_video_frame(ost->output_video_filter, filtered_frame, &ost->picref, &ist_pts_tb);
1799 if (ost->picref)
1800 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
1801 if (ost->picref->video && !ost->frame_aspect_ratio)
1802 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
1803#else
1804 filtered_frame = decoded_frame;
1805#endif
1806
1807 do_video_out(output_files[ost->file_index].ctx, ost, ist, filtered_frame, &frame_size,
1808 same_quant ? quality : ost->st->codec->global_quality);
1809 if (vstats_filename && frame_size)
1810 do_video_stats(output_files[ost->file_index].ctx, ost, frame_size);
1811#if CONFIG_AVFILTER
1812 frame_available = ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1813 if (ost->picref)
1814 avfilter_unref_buffer(ost->picref);
1815 }
45d4b66f
AK
1816#endif
1817 }
1818
45d4b66f 1819 av_free(buffer_to_free);
45d4b66f
AK
1820 return ret;
1821}
1822
9595234c
AK
1823static int transcode_subtitles(InputStream *ist, AVPacket *pkt, int *got_output)
1824{
1825 AVSubtitle subtitle;
1826 int i, ret = avcodec_decode_subtitle2(ist->st->codec,
1827 &subtitle, got_output, pkt);
1828 if (ret < 0)
1829 return ret;
1830 if (!*got_output)
af8ad892 1831 return ret;
9595234c
AK
1832
1833 rate_emu_sleep(ist);
1834
1835 for (i = 0; i < nb_output_streams; i++) {
1836 OutputStream *ost = &output_streams[i];
1837
1838 if (!check_output_constraints(ist, ost) || !ost->encoding_needed)
1839 continue;
1840
1841 do_subtitle_out(output_files[ost->file_index].ctx, ost, ist, &subtitle, pkt->pts);
1842 }
1843
1844 avsubtitle_free(&subtitle);
af8ad892 1845 return ret;
9595234c
AK
1846}
1847
6291d7e4 1848/* pkt = NULL means EOF (needed to flush decoder buffers) */
06d4e2fa 1849static int output_packet(InputStream *ist,
4288e031 1850 OutputStream *ost_table, int nb_ostreams,
6291d7e4
AK
1851 const AVPacket *pkt)
1852{
ffa0674e 1853 int i;
6291d7e4 1854 int got_output;
6291d7e4 1855 int64_t pkt_pts = AV_NOPTS_VALUE;
6291d7e4 1856 AVPacket avpkt;
6291d7e4 1857
8b0268a8
AK
1858 if (ist->next_pts == AV_NOPTS_VALUE)
1859 ist->next_pts = ist->pts;
6291d7e4
AK
1860
1861 if (pkt == NULL) {
1862 /* EOF handling */
1863 av_init_packet(&avpkt);
1864 avpkt.data = NULL;
1865 avpkt.size = 0;
1866 goto handle_eof;
1867 } else {
1868 avpkt = *pkt;
1869 }
1870
1871 if(pkt->dts != AV_NOPTS_VALUE)
1872 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1873 if(pkt->pts != AV_NOPTS_VALUE)
1874 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
1875
1876 //while we have more to decode or while the decoder did output something on EOF
2a651b71 1877 while (ist->decoding_needed && (avpkt.size > 0 || (!pkt && got_output))) {
ffa0674e 1878 int ret = 0;
6291d7e4 1879 handle_eof:
6291d7e4 1880
8b0268a8
AK
1881 ist->pts = ist->next_pts;
1882
1883 if (avpkt.size && avpkt.size != pkt->size) {
e3245b26
AK
1884 av_log(NULL, ist->showed_multi_packet_warning ? AV_LOG_VERBOSE : AV_LOG_WARNING,
1885 "Multiple frames in a packet from stream %d\n", pkt->stream_index);
8b0268a8
AK
1886 ist->showed_multi_packet_warning = 1;
1887 }
6291d7e4 1888
78162b4e 1889 switch(ist->st->codec->codec_type) {
82963f8f
AK
1890 case AVMEDIA_TYPE_AUDIO:
1891 ret = transcode_audio (ist, &avpkt, &got_output);
1892 break;
1893 case AVMEDIA_TYPE_VIDEO:
1894 ret = transcode_video (ist, &avpkt, &got_output, &pkt_pts);
1895 break;
1896 case AVMEDIA_TYPE_SUBTITLE:
1897 ret = transcode_subtitles(ist, &avpkt, &got_output);
1898 break;
78162b4e
AK
1899 default:
1900 return -1;
1901 }
6291d7e4 1902
d3c1d37a
AK
1903 if (ret < 0)
1904 return ret;
aa38cff2
JG
1905 // touch data and size only if not EOF
1906 if (pkt) {
1907 avpkt.data += ret;
1908 avpkt.size -= ret;
1909 }
82963f8f 1910 if (!got_output) {
af8ad892 1911 continue;
82963f8f 1912 }
6291d7e4 1913 }
6291d7e4 1914
7204ec1a 1915 /* handle stream copy */
2a651b71
AK
1916 if (!ist->decoding_needed) {
1917 rate_emu_sleep(ist);
91b412e7 1918 ist->pts = ist->next_pts;
2a651b71
AK
1919 switch (ist->st->codec->codec_type) {
1920 case AVMEDIA_TYPE_AUDIO:
1921 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1922 ist->st->codec->sample_rate;
1923 break;
1924 case AVMEDIA_TYPE_VIDEO:
1925 if (ist->st->codec->time_base.num != 0) {
1926 int ticks = ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1927 ist->next_pts += ((int64_t)AV_TIME_BASE *
1928 ist->st->codec->time_base.num * ticks) /
1929 ist->st->codec->time_base.den;
1930 }
1931 break;
1932 }
1933 }
7204ec1a 1934 for (i = 0; pkt && i < nb_ostreams; i++) {
ffa0674e 1935 OutputStream *ost = &ost_table[i];
7204ec1a
AK
1936
1937 if (!check_output_constraints(ist, ost) || ost->encoding_needed)
1938 continue;
1939
1940 do_streamcopy(ist, ost, pkt);
1941 }
1942
6291d7e4
AK
1943 return 0;
1944}
1945
af70aa45 1946static void print_sdp(OutputFile *output_files, int n)
6291d7e4
AK
1947{
1948 char sdp[2048];
af70aa45
AK
1949 int i;
1950 AVFormatContext **avc = av_malloc(sizeof(*avc)*n);
1951
1952 if (!avc)
1953 exit_program(1);
1954 for (i = 0; i < n; i++)
1955 avc[i] = output_files[i].ctx;
6291d7e4
AK
1956
1957 av_sdp_create(avc, n, sdp, sizeof(sdp));
1958 printf("SDP:\n%s\n", sdp);
1959 fflush(stdout);
af70aa45 1960 av_freep(&avc);
6291d7e4
AK
1961}
1962
630902a1
AK
1963static int init_input_stream(int ist_index, OutputStream *output_streams, int nb_output_streams,
1964 char *error, int error_len)
1965{
1966 int i;
1967 InputStream *ist = &input_streams[ist_index];
1968 if (ist->decoding_needed) {
1969 AVCodec *codec = ist->dec;
630902a1 1970 if (!codec) {
9a414d89 1971 snprintf(error, error_len, "Decoder (codec id %d) not found for input stream #%d:%d",
630902a1
AK
1972 ist->st->codec->codec_id, ist->file_index, ist->st->index);
1973 return AVERROR(EINVAL);
1974 }
1975
1976 /* update requested sample format for the decoder based on the
1977 corresponding encoder sample format */
1978 for (i = 0; i < nb_output_streams; i++) {
1979 OutputStream *ost = &output_streams[i];
1980 if (ost->source_index == ist_index) {
1981 update_sample_fmt(ist->st->codec, codec, ost->st->codec);
1982 break;
1983 }
1984 }
1985
1986 if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
9a414d89 1987 snprintf(error, error_len, "Error while opening decoder for input stream #%d:%d",
630902a1
AK
1988 ist->file_index, ist->st->index);
1989 return AVERROR(EINVAL);
1990 }
1991 assert_codec_experimental(ist->st->codec, 0);
1992 assert_avoptions(ist->opts);
1993 }
1994
1995 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;
1996 ist->next_pts = AV_NOPTS_VALUE;
1997 init_pts_correction(&ist->pts_ctx);
1998 ist->is_start = 1;
1999
2000 return 0;
2001}
2002
eaf2d37a
AC
2003static int transcode_init(OutputFile *output_files,
2004 int nb_output_files,
2005 InputFile *input_files,
2006 int nb_input_files)
6291d7e4 2007{
2c474ddb 2008 int ret = 0, i, j, k;
1bb77e51 2009 AVFormatContext *oc;
6291d7e4 2010 AVCodecContext *codec, *icodec;
4288e031 2011 OutputStream *ost;
6291d7e4
AK
2012 InputStream *ist;
2013 char error[1024];
2014 int want_sdp = 1;
b0c9e8e0 2015
f4805328
AK
2016 /* init framerate emulation */
2017 for (i = 0; i < nb_input_files; i++) {
2018 InputFile *ifile = &input_files[i];
2019 if (ifile->rate_emu)
2020 for (j = 0; j < ifile->nb_streams; j++)
2021 input_streams[j + ifile->ist_index].start = av_gettime();
2022 }
6291d7e4
AK
2023
2024 /* output stream init */
03f30c83 2025 for (i = 0; i < nb_output_files; i++) {
1bb77e51
AK
2026 oc = output_files[i].ctx;
2027 if (!oc->nb_streams && !(oc->oformat->flags & AVFMT_NOSTREAMS)) {
2028 av_dump_format(oc, i, oc->filename, 1);
e3245b26 2029 av_log(NULL, AV_LOG_ERROR, "Output file #%d does not contain any stream\n", i);
eaf2d37a 2030 return AVERROR(EINVAL);
6291d7e4 2031 }
6291d7e4
AK
2032 }
2033
2034 /* for each output stream, we compute the right encoding parameters */
4288e031
AK
2035 for (i = 0; i < nb_output_streams; i++) {
2036 ost = &output_streams[i];
03f30c83 2037 oc = output_files[ost->file_index].ctx;
6291d7e4
AK
2038 ist = &input_streams[ost->source_index];
2039
4dbc6cee
AK
2040 if (ost->attachment_filename)
2041 continue;
2042
03f30c83 2043 codec = ost->st->codec;
6291d7e4
AK
2044 icodec = ist->st->codec;
2045
03f30c83
AK
2046 ost->st->disposition = ist->st->disposition;
2047 codec->bits_per_raw_sample = icodec->bits_per_raw_sample;
6291d7e4
AK
2048 codec->chroma_sample_location = icodec->chroma_sample_location;
2049
3d813e4c 2050 if (ost->stream_copy) {
6291d7e4
AK
2051 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2052
e6d2b737 2053 if (extra_size > INT_MAX) {
eaf2d37a 2054 return AVERROR(EINVAL);
e6d2b737 2055 }
6291d7e4
AK
2056
2057 /* if stream_copy is selected, no need to decode or encode */
03f30c83 2058 codec->codec_id = icodec->codec_id;
6291d7e4
AK
2059 codec->codec_type = icodec->codec_type;
2060
03f30c83
AK
2061 if (!codec->codec_tag) {
2062 if (!oc->oformat->codec_tag ||
2063 av_codec_get_id (oc->oformat->codec_tag, icodec->codec_tag) == codec->codec_id ||
2064 av_codec_get_tag(oc->oformat->codec_tag, icodec->codec_id) <= 0)
6291d7e4
AK
2065 codec->codec_tag = icodec->codec_tag;
2066 }
2067
03f30c83 2068 codec->bit_rate = icodec->bit_rate;
6291d7e4
AK
2069 codec->rc_max_rate = icodec->rc_max_rate;
2070 codec->rc_buffer_size = icodec->rc_buffer_size;
03f30c83 2071 codec->extradata = av_mallocz(extra_size);
e6d2b737 2072 if (!codec->extradata) {
eaf2d37a 2073 return AVERROR(ENOMEM);
e6d2b737 2074 }
6291d7e4 2075 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
03f30c83 2076 codec->extradata_size = icodec->extradata_size;
7bb3e625 2077 if (!copy_tb) {
03f30c83 2078 codec->time_base = icodec->time_base;
6291d7e4
AK
2079 codec->time_base.num *= icodec->ticks_per_frame;
2080 av_reduce(&codec->time_base.num, &codec->time_base.den,
2081 codec->time_base.num, codec->time_base.den, INT_MAX);
03f30c83 2082 } else
6291d7e4 2083 codec->time_base = ist->st->time_base;
03f30c83 2084
6291d7e4
AK
2085 switch(codec->codec_type) {
2086 case AVMEDIA_TYPE_AUDIO:
2087 if(audio_volume != 256) {
e3245b26 2088 av_log(NULL, AV_LOG_FATAL, "-acodec copy and -vol are incompatible (frames are not decoded)\n");
6291d7e4
AK
2089 exit_program(1);
2090 }
03f30c83
AK
2091 codec->channel_layout = icodec->channel_layout;
2092 codec->sample_rate = icodec->sample_rate;
2093 codec->channels = icodec->channels;
2094 codec->frame_size = icodec->frame_size;
6291d7e4 2095 codec->audio_service_type = icodec->audio_service_type;
03f30c83 2096 codec->block_align = icodec->block_align;
6291d7e4
AK
2097 break;
2098 case AVMEDIA_TYPE_VIDEO:
03f30c83
AK
2099 codec->pix_fmt = icodec->pix_fmt;
2100 codec->width = icodec->width;
2101 codec->height = icodec->height;
2102 codec->has_b_frames = icodec->has_b_frames;
6291d7e4 2103 if (!codec->sample_aspect_ratio.num) {
03f30c83 2104 codec->sample_aspect_ratio =
6291d7e4
AK
2105 ost->st->sample_aspect_ratio =
2106 ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
2107 ist->st->codec->sample_aspect_ratio.num ?
2108 ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
2109 }
2110 break;
2111 case AVMEDIA_TYPE_SUBTITLE:
03f30c83 2112 codec->width = icodec->width;
6291d7e4
AK
2113 codec->height = icodec->height;
2114 break;
2115 case AVMEDIA_TYPE_DATA:
3ccd1580 2116 case AVMEDIA_TYPE_ATTACHMENT:
6291d7e4
AK
2117 break;
2118 default:
2119 abort();
2120 }
2121 } else {
2122 if (!ost->enc)
2123 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
03f30c83 2124
11fdb7e1
AK
2125 ist->decoding_needed = 1;
2126 ost->encoding_needed = 1;
03f30c83 2127
6291d7e4
AK
2128 switch(codec->codec_type) {
2129 case AVMEDIA_TYPE_AUDIO:
03f30c83 2130 ost->fifo = av_fifo_alloc(1024);
e6d2b737 2131 if (!ost->fifo) {
eaf2d37a 2132 return AVERROR(ENOMEM);
e6d2b737 2133 }
6291d7e4 2134 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
03f30c83 2135
d0a19696 2136 if (!codec->sample_rate)
6291d7e4 2137 codec->sample_rate = icodec->sample_rate;
6291d7e4
AK
2138 choose_sample_rate(ost->st, ost->enc);
2139 codec->time_base = (AVRational){1, codec->sample_rate};
03f30c83 2140
6291d7e4
AK
2141 if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
2142 codec->sample_fmt = icodec->sample_fmt;
2143 choose_sample_fmt(ost->st, ost->enc);
03f30c83 2144
6291d7e4
AK
2145 if (!codec->channels)
2146 codec->channels = icodec->channels;
2147 codec->channel_layout = icodec->channel_layout;
2148 if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
2149 codec->channel_layout = 0;
03f30c83
AK
2150
2151 ost->audio_resample = codec-> sample_rate != icodec->sample_rate || audio_sync_method > 1;
2152 icodec->request_channels = codec-> channels;
6291d7e4
AK
2153 ost->resample_sample_fmt = icodec->sample_fmt;
2154 ost->resample_sample_rate = icodec->sample_rate;
2155 ost->resample_channels = icodec->channels;
2156 break;
2157 case AVMEDIA_TYPE_VIDEO:
2158 if (codec->pix_fmt == PIX_FMT_NONE)
2159 codec->pix_fmt = icodec->pix_fmt;
2160 choose_pixel_fmt(ost->st, ost->enc);
2161
2162 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
e3245b26 2163 av_log(NULL, AV_LOG_FATAL, "Video pixel format is unknown, stream cannot be encoded\n");
6291d7e4
AK
2164 exit_program(1);
2165 }
2166
2167 if (!codec->width || !codec->height) {
2168 codec->width = icodec->width;
2169 codec->height = icodec->height;
2170 }
2171
2172 ost->video_resample = codec->width != icodec->width ||
2173 codec->height != icodec->height ||
2174 codec->pix_fmt != icodec->pix_fmt;
2175 if (ost->video_resample) {
2176#if !CONFIG_AVFILTER
2177 avcodec_get_frame_defaults(&ost->pict_tmp);
2178 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2179 codec->width, codec->height)) {
e3245b26 2180 av_log(NULL, AV_LOG_FATAL, "Cannot allocate temp picture, check pix fmt\n");
6291d7e4
AK
2181 exit_program(1);
2182 }
2183 ost->img_resample_ctx = sws_getContext(
2184 icodec->width,
2185 icodec->height,
2186 icodec->pix_fmt,
2187 codec->width,
2188 codec->height,
2189 codec->pix_fmt,
2190 ost->sws_flags, NULL, NULL, NULL);
2191 if (ost->img_resample_ctx == NULL) {
e3245b26 2192 av_log(NULL, AV_LOG_FATAL, "Cannot get resampling context\n");
6291d7e4
AK
2193 exit_program(1);
2194 }
2195#endif
2196 codec->bits_per_raw_sample= 0;
2197 }
2198
03f30c83
AK
2199 ost->resample_height = icodec->height;
2200 ost->resample_width = icodec->width;
2201 ost->resample_pix_fmt = icodec->pix_fmt;
6291d7e4
AK
2202
2203 if (!ost->frame_rate.num)
2204 ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
bef737a7 2205 if (ost->enc && ost->enc->supported_framerates && !ost->force_fps) {
6291d7e4
AK
2206 int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
2207 ost->frame_rate = ost->enc->supported_framerates[idx];
2208 }
2209 codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
2210
2211#if CONFIG_AVFILTER
2212 if (configure_video_filters(ist, ost)) {
e3245b26 2213 av_log(NULL, AV_LOG_FATAL, "Error opening filters!\n");
6291d7e4
AK
2214 exit(1);
2215 }
2216#endif
2217 break;
2218 case AVMEDIA_TYPE_SUBTITLE:
6291d7e4
AK
2219 break;
2220 default:
2221 abort();
2222 break;
2223 }
2224 /* two pass mode */
515901fa 2225 if ((codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
6291d7e4
AK
2226 char logfilename[1024];
2227 FILE *f;
2228
2229 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
2230 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2231 i);
2232 if (codec->flags & CODEC_FLAG_PASS1) {
2233 f = fopen(logfilename, "wb");
2234 if (!f) {
e3245b26
AK
2235 av_log(NULL, AV_LOG_FATAL, "Cannot write log file '%s' for pass-1 encoding: %s\n",
2236 logfilename, strerror(errno));
6291d7e4
AK
2237 exit_program(1);
2238 }
2239 ost->logfile = f;
2240 } else {
2241 char *logbuffer;
2242 size_t logbuffer_size;
02170990 2243 if (cmdutils_read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
e3245b26
AK
2244 av_log(NULL, AV_LOG_FATAL, "Error reading log file '%s' for pass-2 encoding\n",
2245 logfilename);
6291d7e4
AK
2246 exit_program(1);
2247 }
2248 codec->stats_in = logbuffer;
2249 }
2250 }
2251 }
2252 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
03f30c83
AK
2253 int size = codec->width * codec->height;
2254 bit_buffer_size = FFMAX(bit_buffer_size, 6*size + 200);
6291d7e4
AK
2255 }
2256 }
2257
2258 if (!bit_buffer)
2259 bit_buffer = av_malloc(bit_buffer_size);
2260 if (!bit_buffer) {
e3245b26
AK
2261 av_log(NULL, AV_LOG_ERROR, "Cannot allocate %d bytes output buffer\n",
2262 bit_buffer_size);
eaf2d37a 2263 return AVERROR(ENOMEM);
6291d7e4
AK
2264 }
2265
2266 /* open each encoder */
4288e031
AK
2267 for (i = 0; i < nb_output_streams; i++) {
2268 ost = &output_streams[i];
6291d7e4 2269 if (ost->encoding_needed) {
03f30c83 2270 AVCodec *codec = ost->enc;
6291d7e4
AK
2271 AVCodecContext *dec = input_streams[ost->source_index].st->codec;
2272 if (!codec) {
9a414d89 2273 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d:%d",
6291d7e4
AK
2274 ost->st->codec->codec_id, ost->file_index, ost->index);
2275 ret = AVERROR(EINVAL);
2276 goto dump_format;
2277 }
2278 if (dec->subtitle_header) {
2279 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2280 if (!ost->st->codec->subtitle_header) {
2281 ret = AVERROR(ENOMEM);
2282 goto dump_format;
2283 }
2284 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2285 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2286 }
2287 if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
9a414d89 2288 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
2289 ost->file_index, ost->index);
2290 ret = AVERROR(EINVAL);
2291 goto dump_format;
2292 }
2293 assert_codec_experimental(ost->st->codec, 1);
2294 assert_avoptions(ost->opts);
2295 if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
2296 av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
2297 "It takes bits/s as argument, not kbits/s\n");
2298 extra_size += ost->st->codec->extradata_size;
d242d80e
AK
2299
2300 if (ost->st->codec->me_threshold)
2301 input_streams[ost->source_index].st->codec->debug |= FF_DEBUG_MV;
6291d7e4
AK
2302 }
2303 }
2304
630902a1
AK
2305 /* init input streams */
2306 for (i = 0; i < nb_input_streams; i++)
62486948 2307 if ((ret = init_input_stream(i, output_streams, nb_output_streams, error, sizeof(error))) < 0)
630902a1 2308 goto dump_format;
6291d7e4 2309
2c474ddb
AK
2310 /* discard unused programs */
2311 for (i = 0; i < nb_input_files; i++) {
2312 InputFile *ifile = &input_files[i];
2313 for (j = 0; j < ifile->ctx->nb_programs; j++) {
2314 AVProgram *p = ifile->ctx->programs[j];
2315 int discard = AVDISCARD_ALL;
2316
2317 for (k = 0; k < p->nb_stream_indexes; k++)
2318 if (!input_streams[ifile->ist_index + p->stream_index[k]].discard) {
2319 discard = AVDISCARD_DEFAULT;
2320 break;
2321 }
2322 p->discard = discard;
2323 }
2324 }
2325
6291d7e4 2326 /* open files and write file headers */
af70aa45 2327 for (i = 0; i < nb_output_files; i++) {
1bb77e51
AK
2328 oc = output_files[i].ctx;
2329 oc->interrupt_callback = int_cb;
2330 if (avformat_write_header(oc, &output_files[i].opts) < 0) {
6291d7e4
AK
2331 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
2332 ret = AVERROR(EINVAL);
2333 goto dump_format;
2334 }
af70aa45 2335 assert_avoptions(output_files[i].opts);
1bb77e51 2336 if (strcmp(oc->oformat->name, "rtp")) {
6291d7e4
AK
2337 want_sdp = 0;
2338 }
2339 }
2340
2341 dump_format:
2342 /* dump the file output parameters - cannot be done before in case
2343 of stream copy */
03f30c83 2344 for (i = 0; i < nb_output_files; i++) {
af70aa45 2345 av_dump_format(output_files[i].ctx, i, output_files[i].ctx->filename, 1);
6291d7e4
AK
2346 }
2347
2348 /* dump the stream mapping */
e3245b26
AK
2349 av_log(NULL, AV_LOG_INFO, "Stream mapping:\n");
2350 for (i = 0; i < nb_output_streams; i++) {
2351 ost = &output_streams[i];
4dbc6cee
AK
2352
2353 if (ost->attachment_filename) {
2354 /* an attached file */
2355 av_log(NULL, AV_LOG_INFO, " File %s -> Stream #%d:%d\n",
2356 ost->attachment_filename, ost->file_index, ost->index);
2357 continue;
2358 }
9a414d89 2359 av_log(NULL, AV_LOG_INFO, " Stream #%d:%d -> #%d:%d",
e3245b26
AK
2360 input_streams[ost->source_index].file_index,
2361 input_streams[ost->source_index].st->index,
2362 ost->file_index,
2363 ost->index);
2364 if (ost->sync_ist != &input_streams[ost->source_index])
9a414d89 2365 av_log(NULL, AV_LOG_INFO, " [sync #%d:%d]",
e3245b26
AK
2366 ost->sync_ist->file_index,
2367 ost->sync_ist->st->index);
3d813e4c 2368 if (ost->stream_copy)
e3245b26
AK
2369 av_log(NULL, AV_LOG_INFO, " (copy)");
2370 else
2371 av_log(NULL, AV_LOG_INFO, " (%s -> %s)", input_streams[ost->source_index].dec ?
2372 input_streams[ost->source_index].dec->name : "?",
2373 ost->enc ? ost->enc->name : "?");
2374 av_log(NULL, AV_LOG_INFO, "\n");
6291d7e4
AK
2375 }
2376
2377 if (ret) {
e3245b26 2378 av_log(NULL, AV_LOG_ERROR, "%s\n", error);
eaf2d37a 2379 return ret;
6291d7e4
AK
2380 }
2381
2382 if (want_sdp) {
2383 print_sdp(output_files, nb_output_files);
2384 }
2385
eaf2d37a
AC
2386 return 0;
2387}
2388
2389/*
2390 * The following code is the main loop of the file converter
2391 */
2392static int transcode(OutputFile *output_files,
2393 int nb_output_files,
2394 InputFile *input_files,
2395 int nb_input_files)
2396{
2397 int ret, i;
2398 AVFormatContext *is, *os;
2399 OutputStream *ost;
2400 InputStream *ist;
2401 uint8_t *no_packet;
2402 int no_packet_count=0;
2403 int64_t timer_start;
2404
2405 if (!(no_packet = av_mallocz(nb_input_files)))
2406 exit_program(1);
2407
2408 ret = transcode_init(output_files, nb_output_files, input_files, nb_input_files);
2409 if (ret < 0)
2410 goto fail;
2411
e3245b26 2412 av_log(NULL, AV_LOG_INFO, "Press ctrl-c to stop encoding\n");
6291d7e4
AK
2413 term_init();
2414
2415 timer_start = av_gettime();
2416
2417 for(; received_sigterm == 0;) {
2418 int file_index, ist_index;
2419 AVPacket pkt;
9be3c124 2420 int64_t ipts_min;
6291d7e4
AK
2421 double opts_min;
2422
9be3c124 2423 ipts_min = INT64_MAX;
6291d7e4
AK
2424 opts_min= 1e100;
2425
2426 /* select the stream that we must read now by looking at the
2427 smallest output pts */
2428 file_index = -1;
4288e031 2429 for (i = 0; i < nb_output_streams; i++) {
f21f294e 2430 OutputFile *of;
9be3c124
AC
2431 int64_t ipts;
2432 double opts;
4288e031 2433 ost = &output_streams[i];
f21f294e 2434 of = &output_files[ost->file_index];
af70aa45 2435 os = output_files[ost->file_index].ctx;
6291d7e4 2436 ist = &input_streams[ost->source_index];
f21f294e
AK
2437 if (ost->is_past_recording_time || no_packet[ist->file_index] ||
2438 (os->pb && avio_tell(os->pb) >= of->limit_filesize))
6291d7e4 2439 continue;
c0931508 2440 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
9be3c124 2441 ipts = ist->pts;
6291d7e4
AK
2442 if (!input_files[ist->file_index].eof_reached){
2443 if(ipts < ipts_min) {
2444 ipts_min = ipts;
2445 if(input_sync ) file_index = ist->file_index;
2446 }
2447 if(opts < opts_min) {
2448 opts_min = opts;
2449 if(!input_sync) file_index = ist->file_index;
2450 }
2451 }
96139b5e
AK
2452 if (ost->frame_number >= ost->max_frames) {
2453 int j;
9b921a82
AK
2454 for (j = 0; j < of->ctx->nb_streams; j++)
2455 output_streams[of->ost_index + j].is_past_recording_time = 1;
96139b5e 2456 continue;
6291d7e4
AK
2457 }
2458 }
2459 /* if none, if is finished */
2460 if (file_index < 0) {
2461 if(no_packet_count){
2462 no_packet_count=0;
b0c9e8e0 2463 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2464 usleep(10000);
2465 continue;
2466 }
2467 break;
2468 }
2469
6291d7e4
AK
2470 /* read a frame from it and output it in the fifo */
2471 is = input_files[file_index].ctx;
2472 ret= av_read_frame(is, &pkt);
2473 if(ret == AVERROR(EAGAIN)){
2474 no_packet[file_index]=1;
2475 no_packet_count++;
2476 continue;
2477 }
2478 if (ret < 0) {
2479 input_files[file_index].eof_reached = 1;
2480 if (opt_shortest)
2481 break;
2482 else
2483 continue;
2484 }
2485
2486 no_packet_count=0;
b0c9e8e0 2487 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2488
2489 if (do_pkt_dump) {
2490 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2491 is->streams[pkt.stream_index]);
2492 }
2493 /* the following test is needed in case new streams appear
2494 dynamically in stream : we ignore them */
ed5b1326 2495 if (pkt.stream_index >= input_files[file_index].nb_streams)
6291d7e4
AK
2496 goto discard_packet;
2497 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2498 ist = &input_streams[ist_index];
2499 if (ist->discard)
2500 goto discard_packet;
2501
2502 if (pkt.dts != AV_NOPTS_VALUE)
2503 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2504 if (pkt.pts != AV_NOPTS_VALUE)
2505 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2506
33f75d72
AK
2507 if(pkt.pts != AV_NOPTS_VALUE)
2508 pkt.pts *= ist->ts_scale;
2509 if(pkt.dts != AV_NOPTS_VALUE)
2510 pkt.dts *= ist->ts_scale;
6291d7e4
AK
2511
2512// 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);
2513 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2514 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
2515 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2516 int64_t delta= pkt_dts - ist->next_pts;
2517 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
2518 input_files[ist->file_index].ts_offset -= delta;
e3245b26
AK
2519 av_log(NULL, AV_LOG_DEBUG, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2520 delta, input_files[ist->file_index].ts_offset);
6291d7e4
AK
2521 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2522 if(pkt.pts != AV_NOPTS_VALUE)
2523 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2524 }
2525 }
2526
6291d7e4 2527 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
06d4e2fa 2528 if (output_packet(ist, output_streams, nb_output_streams, &pkt) < 0) {
6291d7e4 2529
9a414d89 2530 av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d\n",
e3245b26 2531 ist->file_index, ist->st->index);
6291d7e4
AK
2532 if (exit_on_error)
2533 exit_program(1);
2534 av_free_packet(&pkt);
b9630bcf 2535 continue;
6291d7e4
AK
2536 }
2537
2538 discard_packet:
2539 av_free_packet(&pkt);
2540
2541 /* dump report by using the output first video and audio streams */
c5ad2c2c 2542 print_report(output_files, output_streams, nb_output_streams, 0, timer_start);
6291d7e4
AK
2543 }
2544
2545 /* at the end of stream, we must flush the decoder buffers */
2546 for (i = 0; i < nb_input_streams; i++) {
2547 ist = &input_streams[i];
2548 if (ist->decoding_needed) {
06d4e2fa 2549 output_packet(ist, output_streams, nb_output_streams, NULL);
6291d7e4
AK
2550 }
2551 }
b62b5cb6 2552 flush_encoders(output_streams, nb_output_streams);
6291d7e4
AK
2553
2554 term_exit();
2555
2556 /* write the trailer if needed and close file */
2557 for(i=0;i<nb_output_files;i++) {
af70aa45 2558 os = output_files[i].ctx;
6291d7e4
AK
2559 av_write_trailer(os);
2560 }
2561
2562 /* dump report by using the first video and audio streams */
c5ad2c2c 2563 print_report(output_files, output_streams, nb_output_streams, 1, timer_start);
6291d7e4
AK
2564
2565 /* close each encoder */
4288e031
AK
2566 for (i = 0; i < nb_output_streams; i++) {
2567 ost = &output_streams[i];
6291d7e4
AK
2568 if (ost->encoding_needed) {
2569 av_freep(&ost->st->codec->stats_in);
2570 avcodec_close(ost->st->codec);
2571 }
2572#if CONFIG_AVFILTER
2573 avfilter_graph_free(&ost->graph);
2574#endif
2575 }
2576
2577 /* close each decoder */
2578 for (i = 0; i < nb_input_streams; i++) {
2579 ist = &input_streams[i];
2580 if (ist->decoding_needed) {
2581 avcodec_close(ist->st->codec);
2582 }
2583 }
2584
2585 /* finished ! */
2586 ret = 0;
2587
2588 fail:
2589 av_freep(&bit_buffer);
b0c9e8e0 2590 av_freep(&no_packet);
6291d7e4 2591
4288e031
AK
2592 if (output_streams) {
2593 for (i = 0; i < nb_output_streams; i++) {
2594 ost = &output_streams[i];
6291d7e4 2595 if (ost) {
3d813e4c 2596 if (ost->stream_copy)
6291d7e4
AK
2597 av_freep(&ost->st->codec->extradata);
2598 if (ost->logfile) {
2599 fclose(ost->logfile);
2600 ost->logfile = NULL;
2601 }
2602 av_fifo_free(ost->fifo); /* works even if fifo is not
2603 initialized but set to zero */
2604 av_freep(&ost->st->codec->subtitle_header);
2605 av_free(ost->pict_tmp.data[0]);
2606 av_free(ost->forced_kf_pts);
2607 if (ost->video_resample)
2608 sws_freeContext(ost->img_resample_ctx);
2609 if (ost->resample)
2610 audio_resample_close(ost->resample);
2611 if (ost->reformat_ctx)
2612 av_audio_convert_free(ost->reformat_ctx);
2613 av_dict_free(&ost->opts);
6291d7e4
AK
2614 }
2615 }
6291d7e4
AK
2616 }
2617 return ret;
2618}
2619
ca46fde7 2620static double parse_frame_aspect_ratio(const char *arg)
6291d7e4
AK
2621{
2622 int x = 0, y = 0;
2623 double ar = 0;
2624 const char *p;
2625 char *end;
2626
2627 p = strchr(arg, ':');
2628 if (p) {
2629 x = strtol(arg, &end, 10);
2630 if (end == p)
2631 y = strtol(end+1, &end, 10);
2632 if (x > 0 && y > 0)
2633 ar = (double)x / (double)y;
2634 } else
2635 ar = strtod(arg, NULL);
2636
2637 if (!ar) {
e3245b26 2638 av_log(NULL, AV_LOG_FATAL, "Incorrect aspect ratio specification.\n");
ca46fde7 2639 exit_program(1);
6291d7e4 2640 }
ca46fde7 2641 return ar;
6291d7e4
AK
2642}
2643
35e6f8c1 2644static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2645{
35e6f8c1 2646 return parse_option(o, "codec:a", arg, options);
6291d7e4
AK
2647}
2648
35e6f8c1 2649static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2650{
35e6f8c1 2651 return parse_option(o, "codec:v", arg, options);
6291d7e4
AK
2652}
2653
35e6f8c1 2654static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2655{
35e6f8c1 2656 return parse_option(o, "codec:s", arg, options);
6291d7e4
AK
2657}
2658
35e6f8c1 2659static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2660{
35e6f8c1 2661 return parse_option(o, "codec:d", arg, options);
6291d7e4
AK
2662}
2663
575ec4e1 2664static int opt_map(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2665{
8d2e4a7e
AK
2666 StreamMap *m = NULL;
2667 int i, negative = 0, file_idx;
2668 int sync_file_idx = -1, sync_stream_idx;
2669 char *p, *sync;
2670 char *map;
6291d7e4 2671
8d2e4a7e
AK
2672 if (*arg == '-') {
2673 negative = 1;
2674 arg++;
2675 }
2676 map = av_strdup(arg);
6291d7e4 2677
8d2e4a7e
AK
2678 /* parse sync stream first, just pick first matching stream */
2679 if (sync = strchr(map, ',')) {
2680 *sync = 0;
2681 sync_file_idx = strtol(sync + 1, &sync, 0);
2682 if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
f24facd3 2683 av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
8d2e4a7e
AK
2684 exit_program(1);
2685 }
2686 if (*sync)
2687 sync++;
ed5b1326 2688 for (i = 0; i < input_files[sync_file_idx].nb_streams; i++)
8d2e4a7e
AK
2689 if (check_stream_specifier(input_files[sync_file_idx].ctx,
2690 input_files[sync_file_idx].ctx->streams[i], sync) == 1) {
2691 sync_stream_idx = i;
2692 break;
2693 }
ed5b1326 2694 if (i == input_files[sync_file_idx].nb_streams) {
f24facd3 2695 av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
8d2e4a7e
AK
2696 "match any streams.\n", arg);
2697 exit_program(1);
2698 }
2699 }
6291d7e4 2700
8d2e4a7e
AK
2701
2702 file_idx = strtol(map, &p, 0);
2703 if (file_idx >= nb_input_files || file_idx < 0) {
f24facd3 2704 av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
8d2e4a7e 2705 exit_program(1);
6291d7e4 2706 }
8d2e4a7e
AK
2707 if (negative)
2708 /* disable some already defined maps */
575ec4e1
AK
2709 for (i = 0; i < o->nb_stream_maps; i++) {
2710 m = &o->stream_maps[i];
e6674f68
AK
2711 if (file_idx == m->file_index &&
2712 check_stream_specifier(input_files[m->file_index].ctx,
8d2e4a7e
AK
2713 input_files[m->file_index].ctx->streams[m->stream_index],
2714 *p == ':' ? p + 1 : p) > 0)
2715 m->disabled = 1;
2716 }
2717 else
ed5b1326 2718 for (i = 0; i < input_files[file_idx].nb_streams; i++) {
8d2e4a7e
AK
2719 if (check_stream_specifier(input_files[file_idx].ctx, input_files[file_idx].ctx->streams[i],
2720 *p == ':' ? p + 1 : p) <= 0)
2721 continue;
575ec4e1
AK
2722 o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
2723 &o->nb_stream_maps, o->nb_stream_maps + 1);
2724 m = &o->stream_maps[o->nb_stream_maps - 1];
8d2e4a7e
AK
2725
2726 m->file_index = file_idx;
2727 m->stream_index = i;
2728
2729 if (sync_file_idx >= 0) {
2730 m->sync_file_index = sync_file_idx;
2731 m->sync_stream_index = sync_stream_idx;
2732 } else {
2733 m->sync_file_index = file_idx;
2734 m->sync_stream_index = i;
2735 }
2736 }
2737
2738 if (!m) {
f24facd3 2739 av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg);
8d2e4a7e
AK
2740 exit_program(1);
2741 }
2742
2743 av_freep(&map);
6291d7e4
AK
2744 return 0;
2745}
2746
4dbc6cee
AK
2747static int opt_attach(OptionsContext *o, const char *opt, const char *arg)
2748{
2749 o->attachments = grow_array(o->attachments, sizeof(*o->attachments),
2750 &o->nb_attachments, o->nb_attachments + 1);
2751 o->attachments[o->nb_attachments - 1] = arg;
2752 return 0;
2753}
2754
e6e6060c 2755static void parse_meta_type(char *arg, char *type, int *index)
6291d7e4 2756{
039267f1 2757 if (*arg) {
a2a38d96 2758 *type = *arg;
6291d7e4
AK
2759 switch (*arg) {
2760 case 'g':
2761 break;
2762 case 's':
2763 case 'c':
2764 case 'p':
e6e6060c
AK
2765 if (*(++arg) == ':')
2766 *index = strtol(++arg, NULL, 0);
6291d7e4
AK
2767 break;
2768 default:
e3245b26 2769 av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg);
6291d7e4
AK
2770 exit_program(1);
2771 }
2772 } else
2773 *type = 'g';
2774}
2775
847529f8 2776static int opt_map_metadata(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
2777{
2778 MetadataMap *m, *m1;
2779 char *p;
2780
847529f8
AK
2781 o->meta_data_maps = grow_array(o->meta_data_maps, sizeof(*o->meta_data_maps),
2782 &o->nb_meta_data_maps, o->nb_meta_data_maps + 1);
6291d7e4 2783
847529f8 2784 m = &o->meta_data_maps[o->nb_meta_data_maps - 1][1];
6291d7e4 2785 m->file = strtol(arg, &p, 0);
039267f1 2786 parse_meta_type(*p ? p + 1 : p, &m->type, &m->index);
6291d7e4 2787
847529f8 2788 m1 = &o->meta_data_maps[o->nb_meta_data_maps - 1][0];
e6e6060c 2789 if (p = strchr(opt, ':'))
039267f1 2790 parse_meta_type(p + 1, &m1->type, &m1->index);
e6e6060c
AK
2791 else
2792 m1->type = 'g';
6291d7e4
AK
2793
2794 if (m->type == 'g' || m1->type == 'g')
847529f8 2795 o->metadata_global_manual = 1;
6291d7e4 2796 if (m->type == 's' || m1->type == 's')
847529f8 2797 o->metadata_streams_manual = 1;
6291d7e4 2798 if (m->type == 'c' || m1->type == 'c')
847529f8 2799 o->metadata_chapters_manual = 1;
6291d7e4
AK
2800
2801 return 0;
2802}
2803
1b648c7c 2804static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
169f0647
AK
2805{
2806 const char *codec_string = encoder ? "encoder" : "decoder";
2807 AVCodec *codec;
2808
169f0647
AK
2809 codec = encoder ?
2810 avcodec_find_encoder_by_name(name) :
2811 avcodec_find_decoder_by_name(name);
2812 if(!codec) {
f24facd3 2813 av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
169f0647
AK
2814 exit_program(1);
2815 }
2816 if(codec->type != type) {
f24facd3 2817 av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
169f0647
AK
2818 exit_program(1);
2819 }
1b648c7c 2820 return codec;
169f0647
AK
2821}
2822
1b648c7c 2823static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st)
169f0647 2824{
169f0647 2825 char *codec_name = NULL;
169f0647 2826
35e6f8c1 2827 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
1b648c7c
AK
2828 if (codec_name) {
2829 AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0);
2830 st->codec->codec_id = codec->id;
2831 return codec;
2832 } else
2833 return avcodec_find_decoder(st->codec->codec_id);
169f0647 2834}
6291d7e4 2835
88867844
AK
2836/**
2837 * Add all the streams from the given input file to the global
2838 * list of input streams.
2839 */
35e6f8c1 2840static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
88867844 2841{
33f75d72 2842 int i, rfps, rfps_base;
88867844
AK
2843
2844 for (i = 0; i < ic->nb_streams; i++) {
2845 AVStream *st = ic->streams[i];
2846 AVCodecContext *dec = st->codec;
2847 InputStream *ist;
2848
88867844
AK
2849 input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
2850 ist = &input_streams[nb_input_streams - 1];
2851 ist->st = st;
2852 ist->file_index = nb_input_files;
2853 ist->discard = 1;
2854 ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st);
2855
059fb8c8
AK
2856 ist->ts_scale = 1.0;
2857 MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st);
88867844 2858
1b648c7c 2859 ist->dec = choose_decoder(o, ic, st);
88867844
AK
2860
2861 switch (dec->codec_type) {
2862 case AVMEDIA_TYPE_AUDIO:
2130981a 2863 if (o->audio_disable)
88867844
AK
2864 st->discard= AVDISCARD_ALL;
2865 break;
2866 case AVMEDIA_TYPE_VIDEO:
2867 rfps = ic->streams[i]->r_frame_rate.num;
2868 rfps_base = ic->streams[i]->r_frame_rate.den;
2869 if (dec->lowres) {
2870 dec->flags |= CODEC_FLAG_EMU_EDGE;
2871 dec->height >>= dec->lowres;
2872 dec->width >>= dec->lowres;
2873 }
88867844
AK
2874
2875 if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) {
2876
e3245b26
AK
2877 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",
2878 i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num,
2879 (float)rfps / rfps_base, rfps, rfps_base);
88867844
AK
2880 }
2881
2130981a 2882 if (o->video_disable)
88867844
AK
2883 st->discard= AVDISCARD_ALL;
2884 else if(video_discard)
2885 st->discard= video_discard;
2886 break;
2887 case AVMEDIA_TYPE_DATA:
2888 break;
2889 case AVMEDIA_TYPE_SUBTITLE:
2130981a 2890 if (o->subtitle_disable)
88867844
AK
2891 st->discard = AVDISCARD_ALL;
2892 break;
2893 case AVMEDIA_TYPE_ATTACHMENT:
2894 case AVMEDIA_TYPE_UNKNOWN:
2895 break;
2896 default:
2897 abort();
2898 }
2899 }
2900}
2901
a2c0b830
AK
2902static void assert_file_overwrite(const char *filename)
2903{
2904 if (!file_overwrite &&
2905 (strchr(filename, ':') == NULL || filename[1] == ':' ||
2906 av_strstart(filename, "file:", NULL))) {
2907 if (avio_check(filename, 0) == 0) {
2908 if (!using_stdin) {
2909 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
2910 fflush(stderr);
2911 if (!read_yesno()) {
2912 fprintf(stderr, "Not overwriting - exiting\n");
2913 exit_program(1);
2914 }
2915 }
2916 else {
2917 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
2918 exit_program(1);
2919 }
2920 }
2921 }
2922}
2923
2924static void dump_attachment(AVStream *st, const char *filename)
2925{
2926 int ret;
2927 AVIOContext *out = NULL;
2928 AVDictionaryEntry *e;
2929
2930 if (!st->codec->extradata_size) {
2931 av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n",
2932 nb_input_files - 1, st->index);
2933 return;
2934 }
2935 if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0)))
2936 filename = e->value;
2937 if (!*filename) {
2938 av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag"
2939 "in stream #%d:%d.\n", nb_input_files - 1, st->index);
2940 exit_program(1);
2941 }
2942
2943 assert_file_overwrite(filename);
2944
2abe947a 2945 if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) {
a2c0b830
AK
2946 av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n",
2947 filename);
2948 exit_program(1);
2949 }
2950
2951 avio_write(out, st->codec->extradata, st->codec->extradata_size);
2952 avio_flush(out);
2953 avio_close(out);
2954}
2955
575ec4e1 2956static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
6291d7e4
AK
2957{
2958 AVFormatContext *ic;
2959 AVInputFormat *file_iformat = NULL;
88867844 2960 int err, i, ret;
6291d7e4
AK
2961 int64_t timestamp;
2962 uint8_t buf[128];
2963 AVDictionary **opts;
2964 int orig_nb_streams; // number of streams before avformat_find_stream_info
2965
7041bb3b
AK
2966 if (o->format) {
2967 if (!(file_iformat = av_find_input_format(o->format))) {
e3245b26 2968 av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format);
6291d7e4
AK
2969 exit_program(1);
2970 }
6291d7e4
AK
2971 }
2972
2973 if (!strcmp(filename, "-"))
2974 filename = "pipe:";
2975
2976 using_stdin |= !strncmp(filename, "pipe:", 5) ||
2977 !strcmp(filename, "/dev/stdin");
2978
2979 /* get default parameters from command line */
2980 ic = avformat_alloc_context();
2981 if (!ic) {
2982 print_error(filename, AVERROR(ENOMEM));
2983 exit_program(1);
2984 }
e2469ccf
AK
2985 if (o->nb_audio_sample_rate) {
2986 snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i);
6291d7e4
AK
2987 av_dict_set(&format_opts, "sample_rate", buf, 0);
2988 }
6a11686d
AK
2989 if (o->nb_audio_channels) {
2990 snprintf(buf, sizeof(buf), "%d", o->audio_channels[o->nb_audio_channels - 1].u.i);
6291d7e4
AK
2991 av_dict_set(&format_opts, "channels", buf, 0);
2992 }
91ea4811
AK
2993 if (o->nb_frame_rates) {
2994 av_dict_set(&format_opts, "framerate", o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
6291d7e4 2995 }
d4397b03
AK
2996 if (o->nb_frame_sizes) {
2997 av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
6291d7e4 2998 }
b2254d83
AK
2999 if (o->nb_frame_pix_fmts)
3000 av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
6291d7e4 3001
6291d7e4 3002 ic->flags |= AVFMT_FLAG_NONBLOCK;
2abe947a 3003 ic->interrupt_callback = int_cb;
6291d7e4
AK
3004
3005 /* open the input file with generic libav function */
3006 err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
3007 if (err < 0) {
3008 print_error(filename, err);
3009 exit_program(1);
3010 }
3011 assert_avoptions(format_opts);
3012
92f1940e
AK
3013 /* apply forced codec ids */
3014 for (i = 0; i < ic->nb_streams; i++)
1b648c7c 3015 choose_decoder(o, ic, ic->streams[i]);
92f1940e 3016
6291d7e4
AK
3017 /* Set AVCodecContext options for avformat_find_stream_info */
3018 opts = setup_find_stream_info_opts(ic, codec_opts);
3019 orig_nb_streams = ic->nb_streams;
3020
3021 /* If not enough info to get the stream parameters, we decode the
3022 first frames to get it. (used in mpeg case for example) */
3023 ret = avformat_find_stream_info(ic, opts);
e3245b26
AK
3024 if (ret < 0) {
3025 av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
cd3716b9 3026 avformat_close_input(&ic);
6291d7e4
AK
3027 exit_program(1);
3028 }
3029
6b779ccc 3030 timestamp = o->start_time;
6291d7e4
AK
3031 /* add the stream start time */
3032 if (ic->start_time != AV_NOPTS_VALUE)
3033 timestamp += ic->start_time;
3034
3035 /* if seeking requested, we execute it */
6b779ccc 3036 if (o->start_time != 0) {
6291d7e4
AK
3037 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
3038 if (ret < 0) {
e3245b26
AK
3039 av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
3040 filename, (double)timestamp / AV_TIME_BASE);
6291d7e4 3041 }
6291d7e4
AK
3042 }
3043
3044 /* update the current parameters so that they match the one of the input stream */
35e6f8c1 3045 add_input_streams(o, ic);
6291d7e4
AK
3046
3047 /* dump the file content */
e3245b26 3048 av_dump_format(ic, nb_input_files, filename, 0);
6291d7e4
AK
3049
3050 input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
3051 input_files[nb_input_files - 1].ctx = ic;
3052 input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams;
6b779ccc 3053 input_files[nb_input_files - 1].ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
ed5b1326 3054 input_files[nb_input_files - 1].nb_streams = ic->nb_streams;
dc3e76f3 3055 input_files[nb_input_files - 1].rate_emu = o->rate_emu;
6291d7e4 3056
a2c0b830
AK
3057 for (i = 0; i < o->nb_dump_attachment; i++) {
3058 int j;
3059
3060 for (j = 0; j < ic->nb_streams; j++) {
3061 AVStream *st = ic->streams[j];
3062
3063 if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1)
3064 dump_attachment(st, o->dump_attachment[i].u.str);
3065 }
3066 }
3067
6291d7e4
AK
3068 for (i = 0; i < orig_nb_streams; i++)
3069 av_dict_free(&opts[i]);
3070 av_freep(&opts);
575ec4e1
AK
3071
3072 reset_options(o);
6291d7e4
AK
3073 return 0;
3074}
3075
f233cfed
AK
3076static void parse_forced_key_frames(char *kf, OutputStream *ost,
3077 AVCodecContext *avctx)
3078{
3079 char *p;
3080 int n = 1, i;
3081 int64_t t;
3082
3083 for (p = kf; *p; p++)
3084 if (*p == ',')
3085 n++;
3086 ost->forced_kf_count = n;
3087 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
3088 if (!ost->forced_kf_pts) {
3089 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
3090 exit_program(1);
3091 }
3092 for (i = 0; i < n; i++) {
3093 p = i ? strchr(p, ',') + 1 : kf;
3094 t = parse_time_or_die("force_key_frames", p, 1);
3095 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
3096 }
3097}
3098
3ec34462
AK
3099static uint8_t *get_line(AVIOContext *s)
3100{
3101 AVIOContext *line;
3102 uint8_t *buf;
3103 char c;
3104
3105 if (avio_open_dyn_buf(&line) < 0) {
3106 av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n");
3107 exit_program(1);
3108 }
3109
3110 while ((c = avio_r8(s)) && c != '\n')
3111 avio_w8(line, c);
3112 avio_w8(line, 0);
3113 avio_close_dyn_buf(line, &buf);
3114
3115 return buf;
3116}
3117
3118static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s)
3119{
3120 int i, ret = 1;
3121 char filename[1000];
3122 const char *base[3] = { getenv("AVCONV_DATADIR"),
3123 getenv("HOME"),
3124 AVCONV_DATADIR,
3125 };
3126
3127 for (i = 0; i < FF_ARRAY_ELEMS(base) && ret; i++) {
3128 if (!base[i])
3129 continue;
3130 if (codec_name) {
3131 snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i],
3132 i != 1 ? "" : "/.avconv", codec_name, preset_name);
2abe947a 3133 ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
3ec34462
AK
3134 }
3135 if (ret) {
3136 snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i],
3137 i != 1 ? "" : "/.avconv", preset_name);
2abe947a 3138 ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
3ec34462
AK
3139 }
3140 }
3141 return ret;
3142}
3143
1b648c7c
AK
3144static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost)
3145{
3146 char *codec_name = NULL;
3147
3148 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st);
3149 if (!codec_name) {
3150 ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename,
3151 NULL, ost->st->codec->codec_type);
3152 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
3153 } else if (!strcmp(codec_name, "copy"))
3d813e4c 3154 ost->stream_copy = 1;
1b648c7c
AK
3155 else {
3156 ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1);
3157 ost->st->codec->codec_id = ost->enc->id;
3158 }
3159}
3160
35e6f8c1 3161static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type)
169f0647
AK
3162{
3163 OutputStream *ost;
84ad31ff 3164 AVStream *st = avformat_new_stream(oc, NULL);
3ec34462 3165 int idx = oc->nb_streams - 1, ret = 0;
013887eb 3166 char *bsf = NULL, *next, *codec_tag = NULL;
d821cbe2 3167 AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
77d9c454 3168 double qscale = -1;
3ec34462
AK
3169 char *buf = NULL, *arg = NULL, *preset = NULL;
3170 AVIOContext *s = NULL;
169f0647
AK
3171
3172 if (!st) {
f24facd3 3173 av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
169f0647
AK
3174 exit_program(1);
3175 }
3176
84ad31ff
AK
3177 if (oc->nb_streams - 1 < o->nb_streamid_map)
3178 st->id = o->streamid_map[oc->nb_streams - 1];
3179
4288e031
AK
3180 output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
3181 nb_output_streams + 1);
3182 ost = &output_streams[nb_output_streams - 1];
40fc2810 3183 ost->file_index = nb_output_files;
169f0647
AK
3184 ost->index = idx;
3185 ost->st = st;
3186 st->codec->codec_type = type;
1b648c7c 3187 choose_encoder(o, oc, ost);
169f0647
AK
3188 if (ost->enc) {
3189 ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st);
3190 }
3191
3192 avcodec_get_context_defaults3(st->codec, ost->enc);
3193 st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy
3194
3ec34462
AK
3195 MATCH_PER_STREAM_OPT(presets, str, preset, oc, st);
3196 if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) {
3197 do {
3198 buf = get_line(s);
3199 if (!buf[0] || buf[0] == '#') {
3200 av_free(buf);
3201 continue;
3202 }
3203 if (!(arg = strchr(buf, '='))) {
3204 av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n");
3205 exit_program(1);
3206 }
3207 *arg++ = 0;
3208 av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE);
3209 av_free(buf);
3210 } while (!s->eof_reached);
3211 avio_close(s);
3212 }
3213 if (ret) {
3214 av_log(NULL, AV_LOG_FATAL,
3215 "Preset %s specified for stream %d:%d, but could not be opened.\n",
3216 preset, ost->file_index, ost->index);
3217 exit_program(1);
3218 }
3219
059fb8c8
AK
3220 ost->max_frames = INT64_MAX;
3221 MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st);
96139b5e 3222
d821cbe2
AK
3223 MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
3224 while (bsf) {
3225 if (next = strchr(bsf, ','))
3226 *next++ = 0;
3227 if (!(bsfc = av_bitstream_filter_init(bsf))) {
f24facd3 3228 av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf);
d821cbe2
AK
3229 exit_program(1);
3230 }
3231 if (bsfc_prev)
3232 bsfc_prev->next = bsfc;
3233 else
3234 ost->bitstream_filters = bsfc;
3235
3236 bsfc_prev = bsfc;
3237 bsf = next;
3238 }
3239
013887eb
AK
3240 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
3241 if (codec_tag) {
3242 uint32_t tag = strtol(codec_tag, &next, 0);
3243 if (*next)
3244 tag = AV_RL32(codec_tag);
3245 st->codec->codec_tag = tag;
3246 }
3247
77d9c454
AK
3248 MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
3249 if (qscale >= 0 || same_quant) {
3250 st->codec->flags |= CODEC_FLAG_QSCALE;
3251 st->codec->global_quality = FF_QP2LAMBDA * qscale;
3252 }
3253
becdce99
AK
3254 if (oc->oformat->flags & AVFMT_GLOBALHEADER)
3255 st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER;
3256
3b3ea346 3257 av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags);
169f0647
AK
3258 return ost;
3259}
3260
2c2cff16
AK
3261static void parse_matrix_coeffs(uint16_t *dest, const char *str)
3262{
3263 int i;
3264 const char *p = str;
3265 for(i = 0;; i++) {
3266 dest[i] = atoi(p);
3267 if(i == 63)
3268 break;
3269 p = strchr(p, ',');
3270 if(!p) {
e3245b26 3271 av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
2c2cff16
AK
3272 exit_program(1);
3273 }
3274 p++;
3275 }
3276}
3277
35e6f8c1 3278static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3279{
3280 AVStream *st;
3281 OutputStream *ost;
3282 AVCodecContext *video_enc;
6291d7e4 3283
35e6f8c1 3284 ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO);
6291d7e4 3285 st = ost->st;
6291d7e4
AK
3286 video_enc = st->codec;
3287
3d813e4c 3288 if (!ost->stream_copy) {
0e68c783 3289 const char *p = NULL;
d4397b03 3290 char *forced_key_frames = NULL, *frame_rate = NULL, *frame_size = NULL;
b2254d83 3291 char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL;
8e5ce590 3292 char *intra_matrix = NULL, *inter_matrix = NULL, *filters = NULL;
059fb8c8 3293 int i;
6291d7e4 3294
91ea4811
AK
3295 MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
3296 if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
f24facd3 3297 av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
91ea4811
AK
3298 exit_program(1);
3299 }
6291d7e4 3300
d4397b03
AK
3301 MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
3302 if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
f24facd3 3303 av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
d4397b03
AK
3304 exit_program(1);
3305 }
3306
ca46fde7
AK
3307 MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
3308 if (frame_aspect_ratio)
3309 ost->frame_aspect_ratio = parse_frame_aspect_ratio(frame_aspect_ratio);
3310
b2254d83
AK
3311 MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
3312 if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) {
f24facd3 3313 av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
b2254d83
AK
3314 exit_program(1);
3315 }
6291d7e4
AK
3316 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
3317
2c2cff16
AK
3318 MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
3319 if (intra_matrix) {
3320 if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
f24facd3 3321 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
2c2cff16
AK
3322 exit_program(1);
3323 }
3324 parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
3325 }
3326 MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
3327 if (inter_matrix) {
3328 if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
f24facd3 3329 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
2c2cff16
AK
3330 exit_program(1);
3331 }
3332 parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
3333 }
6291d7e4 3334
0e68c783 3335 MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
6291d7e4
AK
3336 for(i=0; p; i++){
3337 int start, end, q;
3338 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3339 if(e!=3){
e3245b26 3340 av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
6291d7e4
AK
3341 exit_program(1);
3342 }
3343 video_enc->rc_override=
3344 av_realloc(video_enc->rc_override,
3345 sizeof(RcOverride)*(i+1));
3346 video_enc->rc_override[i].start_frame= start;
3347 video_enc->rc_override[i].end_frame = end;
3348 if(q>0){
3349 video_enc->rc_override[i].qscale= q;
3350 video_enc->rc_override[i].quality_factor= 1.0;
3351 }
3352 else{
3353 video_enc->rc_override[i].qscale= 0;
3354 video_enc->rc_override[i].quality_factor= -q/100.0;
3355 }
3356 p= strchr(p, '/');
3357 if(p) p++;
3358 }
3359 video_enc->rc_override_count=i;
3360 if (!video_enc->rc_initial_buffer_occupancy)
3361 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
6291d7e4
AK
3362 video_enc->intra_dc_precision= intra_dc_precision - 8;
3363
6291d7e4
AK
3364 /* two pass mode */
3365 if (do_pass) {
3366 if (do_pass == 1) {
3367 video_enc->flags |= CODEC_FLAG_PASS1;
3368 } else {
3369 video_enc->flags |= CODEC_FLAG_PASS2;
3370 }
3371 }
3372
7c029672 3373 MATCH_PER_STREAM_OPT(forced_key_frames, str, forced_key_frames, oc, st);
6291d7e4
AK
3374 if (forced_key_frames)
3375 parse_forced_key_frames(forced_key_frames, ost, video_enc);
bef737a7 3376
059fb8c8 3377 MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st);
828e0bcb 3378
059fb8c8
AK
3379 ost->top_field_first = -1;
3380 MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st);
8e5ce590 3381
a2aeeb22
AK
3382 MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st);
3383
8e5ce590
AK
3384#if CONFIG_AVFILTER
3385 MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
3386 if (filters)
3387 ost->avfilter = av_strdup(filters);
3388#endif
6291d7e4 3389 }
6291d7e4 3390
3d4f0dab 3391 return ost;
6291d7e4
AK
3392}
3393
35e6f8c1 3394static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3395{
3396 AVStream *st;
3397 OutputStream *ost;
6291d7e4 3398 AVCodecContext *audio_enc;
6291d7e4 3399
35e6f8c1 3400 ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO);
6291d7e4
AK
3401 st = ost->st;
3402
6291d7e4
AK
3403 audio_enc = st->codec;
3404 audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
3405
3d813e4c 3406 if (!ost->stream_copy) {
05bffc12
AK
3407 char *sample_fmt = NULL;
3408
6a11686d
AK
3409 MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
3410
05bffc12
AK
3411 MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
3412 if (sample_fmt &&
3413 (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
f24facd3 3414 av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
05bffc12
AK
3415 exit_program(1);
3416 }
3417
e2469ccf 3418 MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
6291d7e4 3419 }
6291d7e4 3420
3d4f0dab 3421 return ost;
6291d7e4
AK
3422}
3423
35e6f8c1 3424static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4 3425{
6291d7e4 3426 OutputStream *ost;
6291d7e4 3427
35e6f8c1 3428 ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA);
3d813e4c 3429 if (!ost->stream_copy) {
e3245b26 3430 av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n");
6291d7e4
AK
3431 exit_program(1);
3432 }
3433
3d4f0dab 3434 return ost;
6291d7e4
AK
3435}
3436
3ccd1580
AK
3437static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc)
3438{
3439 OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT);
3d813e4c 3440 ost->stream_copy = 1;
3ccd1580
AK
3441 return ost;
3442}
3443
35e6f8c1 3444static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3445{
3446 AVStream *st;
3447 OutputStream *ost;
6291d7e4 3448 AVCodecContext *subtitle_enc;
6291d7e4 3449
35e6f8c1 3450 ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE);
6291d7e4
AK
3451 st = ost->st;
3452 subtitle_enc = st->codec;
3453
6291d7e4
AK
3454 subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
3455
3d4f0dab 3456 return ost;
6291d7e4
AK
3457}
3458
3459/* arg format is "output-stream-index:streamid-value". */
495ecfd1 3460static int opt_streamid(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
3461{
3462 int idx;
3463 char *p;
3464 char idx_str[16];
3465
3466 av_strlcpy(idx_str, arg, sizeof(idx_str));
3467 p = strchr(idx_str, ':');
3468 if (!p) {
e3245b26
AK
3469 av_log(NULL, AV_LOG_FATAL,
3470 "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
3471 arg, opt);
6291d7e4
AK
3472 exit_program(1);
3473 }
3474 *p++ = '\0';
3475 idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, INT_MAX);
495ecfd1
AK
3476 o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
3477 o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
6291d7e4
AK
3478 return 0;
3479}
3480
847529f8 3481static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
86530f41 3482{
6b779ccc
AK
3483 AVFormatContext *is = ifile->ctx;
3484 AVFormatContext *os = ofile->ctx;
86530f41
AK
3485 int i;
3486
3487 for (i = 0; i < is->nb_chapters; i++) {
3488 AVChapter *in_ch = is->chapters[i], *out_ch;
6b779ccc 3489 int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
86530f41 3490 AV_TIME_BASE_Q, in_ch->time_base);
6b779ccc
AK
3491 int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
3492 av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
86530f41
AK
3493
3494
3495 if (in_ch->end < ts_off)
3496 continue;
3497 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
3498 break;
3499
3500 out_ch = av_mallocz(sizeof(AVChapter));
3501 if (!out_ch)
3502 return AVERROR(ENOMEM);
3503
3504 out_ch->id = in_ch->id;
3505 out_ch->time_base = in_ch->time_base;
3506 out_ch->start = FFMAX(0, in_ch->start - ts_off);
3507 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
3508
847529f8 3509 if (copy_metadata)
86530f41
AK
3510 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
3511
3512 os->nb_chapters++;
3513 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
3514 if (!os->chapters)
3515 return AVERROR(ENOMEM);
3516 os->chapters[os->nb_chapters - 1] = out_ch;
3517 }
3518 return 0;
3519}
3520
7cc8d638 3521static void opt_output_file(void *optctx, const char *filename)
6291d7e4 3522{
575ec4e1 3523 OptionsContext *o = optctx;
6291d7e4 3524 AVFormatContext *oc;
3d4f0dab 3525 int i, err;
6291d7e4 3526 AVOutputFormat *file_oformat;
3d4f0dab
AK
3527 OutputStream *ost;
3528 InputStream *ist;
6291d7e4
AK
3529
3530 if (!strcmp(filename, "-"))
3531 filename = "pipe:";
3532
3533 oc = avformat_alloc_context();
3534 if (!oc) {
3535 print_error(filename, AVERROR(ENOMEM));
3536 exit_program(1);
3537 }
3538
7041bb3b
AK
3539 if (o->format) {
3540 file_oformat = av_guess_format(o->format, NULL, NULL);
6291d7e4 3541 if (!file_oformat) {
e3245b26 3542 av_log(NULL, AV_LOG_FATAL, "Requested output format '%s' is not a suitable output format\n", o->format);
6291d7e4
AK
3543 exit_program(1);
3544 }
6291d7e4
AK
3545 } else {
3546 file_oformat = av_guess_format(NULL, filename, NULL);
3547 if (!file_oformat) {
e3245b26
AK
3548 av_log(NULL, AV_LOG_FATAL, "Unable to find a suitable output format for '%s'\n",
3549 filename);
6291d7e4
AK
3550 exit_program(1);
3551 }
3552 }
3553
3554 oc->oformat = file_oformat;
2abe947a 3555 oc->interrupt_callback = int_cb;
6291d7e4
AK
3556 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
3557
5bf66380 3558 if (!o->nb_stream_maps) {
3d4f0dab
AK
3559 /* pick the "best" stream of each type */
3560#define NEW_STREAM(type, index)\
3561 if (index >= 0) {\
35e6f8c1 3562 ost = new_ ## type ## _stream(o, oc);\
3d4f0dab
AK
3563 ost->source_index = index;\
3564 ost->sync_ist = &input_streams[index];\
3565 input_streams[index].discard = 0;\
3566 }
3567
3568 /* video: highest resolution */
2130981a 3569 if (!o->video_disable && oc->oformat->video_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3570 int area = 0, idx = -1;
3571 for (i = 0; i < nb_input_streams; i++) {
3572 ist = &input_streams[i];
3573 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
3574 ist->st->codec->width * ist->st->codec->height > area) {
3575 area = ist->st->codec->width * ist->st->codec->height;
3576 idx = i;
3577 }
3578 }
3579 NEW_STREAM(video, idx);
3580 }
3581
3582 /* audio: most channels */
2130981a 3583 if (!o->audio_disable && oc->oformat->audio_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3584 int channels = 0, idx = -1;
3585 for (i = 0; i < nb_input_streams; i++) {
3586 ist = &input_streams[i];
3587 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
3588 ist->st->codec->channels > channels) {
3589 channels = ist->st->codec->channels;
3590 idx = i;
3591 }
3592 }
3593 NEW_STREAM(audio, idx);
3594 }
3595
3596 /* subtitles: pick first */
2130981a 3597 if (!o->subtitle_disable && oc->oformat->subtitle_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3598 for (i = 0; i < nb_input_streams; i++)
3599 if (input_streams[i].st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
3600 NEW_STREAM(subtitle, i);
3601 break;
3602 }
3603 }
3604 /* do something with data? */
6291d7e4 3605 } else {
575ec4e1
AK
3606 for (i = 0; i < o->nb_stream_maps; i++) {
3607 StreamMap *map = &o->stream_maps[i];
3d4f0dab 3608
8d2e4a7e
AK
3609 if (map->disabled)
3610 continue;
3d4f0dab 3611
6cd9d0f7 3612 ist = &input_streams[input_files[map->file_index].ist_index + map->stream_index];
3d4f0dab 3613 switch (ist->st->codec->codec_type) {
35e6f8c1
AK
3614 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc); break;
3615 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc); break;
3616 case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream(o, oc); break;
3617 case AVMEDIA_TYPE_DATA: ost = new_data_stream(o, oc); break;
3ccd1580 3618 case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc); break;
3d4f0dab 3619 default:
9a414d89 3620 av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n",
3d4f0dab
AK
3621 map->file_index, map->stream_index);
3622 exit_program(1);
3623 }
3624
6cd9d0f7 3625 ost->source_index = input_files[map->file_index].ist_index + map->stream_index;
3d4f0dab
AK
3626 ost->sync_ist = &input_streams[input_files[map->sync_file_index].ist_index +
3627 map->sync_stream_index];
3628 ist->discard = 0;
3629 }
6291d7e4