avconv: rename 'os' variable to 'oc'
[libav.git] / avconv.c
CommitLineData
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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;
116static int copy_tb;
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
fe332cf5 140static void *samples;
6291d7e4 141
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142#define DEFAULT_PASS_LOGFILENAME_PREFIX "av2pass"
143
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144typedef struct InputStream {
145 int file_index;
146 AVStream *st;
147 int discard; /* true if stream data should be discarded */
148 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
149 AVCodec *dec;
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++) {
526 av_close_input_file(input_files[i].ctx);
527 }
528 for (i = 0; i < nb_input_streams; i++)
529 av_dict_free(&input_streams[i].opts);
530
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531 if (vstats_file)
532 fclose(vstats_file);
533 av_free(vstats_filename);
534
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535 av_freep(&input_streams);
536 av_freep(&input_files);
4288e031 537 av_freep(&output_streams);
af70aa45 538 av_freep(&output_files);
6291d7e4 539
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540 uninit_opts();
541 av_free(audio_buf);
542 av_free(audio_out);
543 allocated_audio_buf_size= allocated_audio_out_size= 0;
544 av_free(samples);
545
546#if CONFIG_AVFILTER
547 avfilter_uninit();
548#endif
776f2bb9 549 avformat_network_deinit();
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550
551 if (received_sigterm) {
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552 av_log(NULL, AV_LOG_INFO, "Received signal %d: terminating.\n",
553 (int) received_sigterm);
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554 exit (255);
555 }
556
557 exit(ret); /* not all OS-es handle main() return value */
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558}
559
560static void assert_avoptions(AVDictionary *m)
561{
562 AVDictionaryEntry *t;
563 if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
f24facd3 564 av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key);
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565 exit_program(1);
566 }
567}
568
569static void assert_codec_experimental(AVCodecContext *c, int encoder)
570{
571 const char *codec_string = encoder ? "encoder" : "decoder";
572 AVCodec *codec;
573 if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
574 c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
f24facd3 575 av_log(NULL, AV_LOG_FATAL, "%s '%s' is experimental and might produce bad "
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576 "results.\nAdd '-strict experimental' if you want to use it.\n",
577 codec_string, c->codec->name);
578 codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id);
579 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
f24facd3 580 av_log(NULL, AV_LOG_FATAL, "Or use the non experimental %s '%s'.\n",
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581 codec_string, codec->name);
582 exit_program(1);
583 }
584}
585
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586static void choose_sample_fmt(AVStream *st, AVCodec *codec)
587{
588 if(codec && codec->sample_fmts){
589 const enum AVSampleFormat *p= codec->sample_fmts;
590 for(; *p!=-1; p++){
591 if(*p == st->codec->sample_fmt)
592 break;
593 }
594 if (*p == -1) {
595 av_log(NULL, AV_LOG_WARNING,
596 "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
597 av_get_sample_fmt_name(st->codec->sample_fmt),
598 codec->name,
599 av_get_sample_fmt_name(codec->sample_fmts[0]));
600 st->codec->sample_fmt = codec->sample_fmts[0];
601 }
602 }
603}
604
605/**
606 * Update the requested input sample format based on the output sample format.
607 * This is currently only used to request float output from decoders which
608 * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT.
609 * Ideally this will be removed in the future when decoders do not do format
610 * conversion and only output in their native format.
611 */
612static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
613 AVCodecContext *enc)
614{
615 /* if sample formats match or a decoder sample format has already been
616 requested, just return */
617 if (enc->sample_fmt == dec->sample_fmt ||
618 dec->request_sample_fmt > AV_SAMPLE_FMT_NONE)
619 return;
620
621 /* if decoder supports more than one output format */
622 if (dec_codec && dec_codec->sample_fmts &&
623 dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
624 dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
625 const enum AVSampleFormat *p;
626 int min_dec = -1, min_inc = -1;
627
628 /* find a matching sample format in the encoder */
629 for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) {
630 if (*p == enc->sample_fmt) {
631 dec->request_sample_fmt = *p;
632 return;
633 } else if (*p > enc->sample_fmt) {
634 min_inc = FFMIN(min_inc, *p - enc->sample_fmt);
635 } else
636 min_dec = FFMIN(min_dec, enc->sample_fmt - *p);
637 }
638
639 /* if none match, provide the one that matches quality closest */
640 dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc :
641 enc->sample_fmt - min_dec;
642 }
643}
644
645static void choose_sample_rate(AVStream *st, AVCodec *codec)
646{
647 if(codec && codec->supported_samplerates){
648 const int *p= codec->supported_samplerates;
649 int best=0;
650 int best_dist=INT_MAX;
651 for(; *p; p++){
652 int dist= abs(st->codec->sample_rate - *p);
653 if(dist < best_dist){
654 best_dist= dist;
655 best= *p;
656 }
657 }
658 if(best_dist){
659 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
660 }
661 st->codec->sample_rate= best;
662 }
663}
664
665static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
666{
667 if(codec && codec->pix_fmts){
668 const enum PixelFormat *p= codec->pix_fmts;
669 if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
670 if(st->codec->codec_id==CODEC_ID_MJPEG){
671 p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
672 }else if(st->codec->codec_id==CODEC_ID_LJPEG){
673 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};
674 }
675 }
676 for(; *p!=-1; p++){
677 if(*p == st->codec->pix_fmt)
678 break;
679 }
680 if (*p == -1) {
681 if(st->codec->pix_fmt != PIX_FMT_NONE)
682 av_log(NULL, AV_LOG_WARNING,
683 "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
684 av_pix_fmt_descriptors[st->codec->pix_fmt].name,
685 codec->name,
686 av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
687 st->codec->pix_fmt = codec->pix_fmts[0];
688 }
689 }
690}
691
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692static double
693get_sync_ipts(const OutputStream *ost)
694{
695 const InputStream *ist = ost->sync_ist;
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696 OutputFile *of = &output_files[ost->file_index];
697 return (double)(ist->pts - of->start_time)/AV_TIME_BASE;
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698}
699
700static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
701 int ret;
702
703 while(bsfc){
704 AVPacket new_pkt= *pkt;
705 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
706 &new_pkt.data, &new_pkt.size,
707 pkt->data, pkt->size,
708 pkt->flags & AV_PKT_FLAG_KEY);
709 if(a>0){
710 av_free_packet(pkt);
711 new_pkt.destruct= av_destruct_packet;
712 } else if(a<0){
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713 av_log(NULL, AV_LOG_ERROR, "%s failed for stream %d, codec %s",
714 bsfc->filter->name, pkt->stream_index,
715 avctx->codec ? avctx->codec->name : "copy");
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716 print_error("", a);
717 if (exit_on_error)
718 exit_program(1);
719 }
720 *pkt= new_pkt;
721
722 bsfc= bsfc->next;
723 }
724
725 ret= av_interleaved_write_frame(s, pkt);
726 if(ret < 0){
727 print_error("av_interleaved_write_frame()", ret);
728 exit_program(1);
729 }
730}
731
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732static void do_audio_out(AVFormatContext *s,
733 OutputStream *ost,
734 InputStream *ist,
735 unsigned char *buf, int size)
736{
737 uint8_t *buftmp;
738 int64_t audio_out_size, audio_buf_size;
739 int64_t allocated_for_size= size;
740
741 int size_out, frame_bytes, ret, resample_changed;
742 AVCodecContext *enc= ost->st->codec;
743 AVCodecContext *dec= ist->st->codec;
744 int osize = av_get_bytes_per_sample(enc->sample_fmt);
745 int isize = av_get_bytes_per_sample(dec->sample_fmt);
746 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
747
748need_realloc:
749 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
750 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
751 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
752 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
753 audio_buf_size*= osize*enc->channels;
754
755 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
756 if(coded_bps > 8*osize)
757 audio_out_size= audio_out_size * coded_bps / (8*osize);
758 audio_out_size += FF_MIN_BUFFER_SIZE;
759
760 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
e3245b26 761 av_log(NULL, AV_LOG_FATAL, "Buffer sizes too large\n");
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762 exit_program(1);
763 }
764
765 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
766 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
767 if (!audio_buf || !audio_out){
e3245b26 768 av_log(NULL, AV_LOG_FATAL, "Out of memory in do_audio_out\n");
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769 exit_program(1);
770 }
771
772 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
773 ost->audio_resample = 1;
774
775 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
776 ost->resample_channels != dec->channels ||
777 ost->resample_sample_rate != dec->sample_rate;
778
779 if ((ost->audio_resample && !ost->resample) || resample_changed) {
780 if (resample_changed) {
9a414d89 781 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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782 ist->file_index, ist->st->index,
783 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
784 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
785 ost->resample_sample_fmt = dec->sample_fmt;
786 ost->resample_channels = dec->channels;
787 ost->resample_sample_rate = dec->sample_rate;
788 if (ost->resample)
789 audio_resample_close(ost->resample);
790 }
791 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
792 if (audio_sync_method <= 1 &&
793 ost->resample_sample_fmt == enc->sample_fmt &&
794 ost->resample_channels == enc->channels &&
795 ost->resample_sample_rate == enc->sample_rate) {
796 ost->resample = NULL;
797 ost->audio_resample = 0;
798 } else if (ost->audio_resample) {
799 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
e3245b26 800 av_log(NULL, AV_LOG_WARNING, "Using s16 intermediate sample format for resampling\n");
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801 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
802 enc->sample_rate, dec->sample_rate,
803 enc->sample_fmt, dec->sample_fmt,
804 16, 10, 0, 0.8);
805 if (!ost->resample) {
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806 av_log(NULL, AV_LOG_FATAL, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
807 dec->channels, dec->sample_rate,
808 enc->channels, enc->sample_rate);
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809 exit_program(1);
810 }
811 }
812 }
813
814#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
815 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
816 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
817 if (ost->reformat_ctx)
818 av_audio_convert_free(ost->reformat_ctx);
819 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
820 dec->sample_fmt, 1, NULL, 0);
821 if (!ost->reformat_ctx) {
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822 av_log(NULL, AV_LOG_FATAL, "Cannot convert %s sample format to %s sample format\n",
823 av_get_sample_fmt_name(dec->sample_fmt),
824 av_get_sample_fmt_name(enc->sample_fmt));
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825 exit_program(1);
826 }
827 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
828 }
829
830 if(audio_sync_method){
831 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
832 - av_fifo_size(ost->fifo)/(enc->channels * 2);
833 double idelta= delta*dec->sample_rate / enc->sample_rate;
834 int byte_delta= ((int)idelta)*2*dec->channels;
835
836 //FIXME resample delay
837 if(fabs(delta) > 50){
838 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
839 if(byte_delta < 0){
840 byte_delta= FFMAX(byte_delta, -size);
841 size += byte_delta;
842 buf -= byte_delta;
e3245b26 843 av_log(NULL, AV_LOG_VERBOSE, "discarding %d audio samples\n", (int)-delta);
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844 if(!size)
845 return;
846 ist->is_start=0;
847 }else{
848 static uint8_t *input_tmp= NULL;
849 input_tmp= av_realloc(input_tmp, byte_delta + size);
850
851 if(byte_delta > allocated_for_size - size){
852 allocated_for_size= byte_delta + (int64_t)size;
853 goto need_realloc;
854 }
855 ist->is_start=0;
856
857 memset(input_tmp, 0, byte_delta);
858 memcpy(input_tmp + byte_delta, buf, size);
859 buf= input_tmp;
860 size += byte_delta;
e3245b26 861 av_log(NULL, AV_LOG_VERBOSE, "adding %d audio samples of silence\n", (int)delta);
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862 }
863 }else if(audio_sync_method>1){
864 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
865 av_assert0(ost->audio_resample);
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866 av_log(NULL, AV_LOG_VERBOSE, "compensating audio timestamp drift:%f compensation:%d in:%d\n",
867 delta, comp, enc->sample_rate);
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868// 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));
869 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
870 }
871 }
872 }else
873 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
874 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
875
876 if (ost->audio_resample) {
877 buftmp = audio_buf;
878 size_out = audio_resample(ost->resample,
879 (short *)buftmp, (short *)buf,
880 size / (dec->channels * isize));
881 size_out = size_out * enc->channels * osize;
882 } else {
883 buftmp = buf;
884 size_out = size;
885 }
886
887 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
888 const void *ibuf[6]= {buftmp};
889 void *obuf[6]= {audio_buf};
890 int istride[6]= {isize};
891 int ostride[6]= {osize};
892 int len= size_out/istride[0];
893 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
894 printf("av_audio_convert() failed\n");
895 if (exit_on_error)
896 exit_program(1);
897 return;
898 }
899 buftmp = audio_buf;
900 size_out = len*osize;
901 }
902
903 /* now encode as many frames as possible */
904 if (enc->frame_size > 1) {
905 /* output resampled raw samples */
906 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
e3245b26 907 av_log(NULL, AV_LOG_FATAL, "av_fifo_realloc2() failed\n");
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908 exit_program(1);
909 }
910 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
911
912 frame_bytes = enc->frame_size * osize * enc->channels;
913
914 while (av_fifo_size(ost->fifo) >= frame_bytes) {
915 AVPacket pkt;
916 av_init_packet(&pkt);
917
918 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
919
920 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
921
922 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
923 (short *)audio_buf);
924 if (ret < 0) {
e3245b26 925 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
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926 exit_program(1);
927 }
928 audio_size += ret;
929 pkt.stream_index= ost->index;
930 pkt.data= audio_out;
931 pkt.size= ret;
932 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
933 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
934 pkt.flags |= AV_PKT_FLAG_KEY;
935 write_frame(s, &pkt, enc, ost->bitstream_filters);
936
937 ost->sync_opts += enc->frame_size;
938 }
939 } else {
940 AVPacket pkt;
941 av_init_packet(&pkt);
942
943 ost->sync_opts += size_out / (osize * enc->channels);
944
945 /* output a pcm frame */
946 /* determine the size of the coded buffer */
947 size_out /= osize;
948 if (coded_bps)
949 size_out = size_out*coded_bps/8;
950
951 if(size_out > audio_out_size){
e3245b26 952 av_log(NULL, AV_LOG_FATAL, "Internal error, buffer size too small\n");
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953 exit_program(1);
954 }
955
956 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
957 ret = avcodec_encode_audio(enc, audio_out, size_out,
958 (short *)buftmp);
959 if (ret < 0) {
e3245b26 960 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
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961 exit_program(1);
962 }
963 audio_size += ret;
964 pkt.stream_index= ost->index;
965 pkt.data= audio_out;
966 pkt.size= ret;
967 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
968 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
969 pkt.flags |= AV_PKT_FLAG_KEY;
970 write_frame(s, &pkt, enc, ost->bitstream_filters);
971 }
972}
973
974static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
975{
976 AVCodecContext *dec;
977 AVPicture *picture2;
978 AVPicture picture_tmp;
979 uint8_t *buf = 0;
980
981 dec = ist->st->codec;
982
983 /* deinterlace : must be done before any resize */
984 if (do_deinterlace) {
985 int size;
986
987 /* create temporary picture */
988 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
989 buf = av_malloc(size);
990 if (!buf)
991 return;
992
993 picture2 = &picture_tmp;
994 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
995
996 if(avpicture_deinterlace(picture2, picture,
997 dec->pix_fmt, dec->width, dec->height) < 0) {
998 /* if error, do not deinterlace */
e3245b26 999 av_log(NULL, AV_LOG_WARNING, "Deinterlacing failed\n");
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1000 av_free(buf);
1001 buf = NULL;
1002 picture2 = picture;
1003 }
1004 } else {
1005 picture2 = picture;
1006 }
1007
1008 if (picture != picture2)
1009 *picture = *picture2;
1010 *bufp = buf;
1011}
1012
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1013static void do_subtitle_out(AVFormatContext *s,
1014 OutputStream *ost,
1015 InputStream *ist,
1016 AVSubtitle *sub,
1017 int64_t pts)
1018{
1019 static uint8_t *subtitle_out = NULL;
1020 int subtitle_out_max_size = 1024 * 1024;
1021 int subtitle_out_size, nb, i;
1022 AVCodecContext *enc;
1023 AVPacket pkt;
1024
1025 if (pts == AV_NOPTS_VALUE) {
e3245b26 1026 av_log(NULL, AV_LOG_ERROR, "Subtitle packets must have a pts\n");
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1027 if (exit_on_error)
1028 exit_program(1);
1029 return;
1030 }
1031
1032 enc = ost->st->codec;
1033
1034 if (!subtitle_out) {
1035 subtitle_out = av_malloc(subtitle_out_max_size);
1036 }
1037
1038 /* Note: DVB subtitle need one packet to draw them and one other
1039 packet to clear them */
1040 /* XXX: signal it in the codec context ? */
1041 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1042 nb = 2;
1043 else
1044 nb = 1;
1045
1046 for(i = 0; i < nb; i++) {
1047 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
1048 // start_display_time is required to be 0
1049 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1050 sub->end_display_time -= sub->start_display_time;
1051 sub->start_display_time = 0;
1052 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
1053 subtitle_out_max_size, sub);
1054 if (subtitle_out_size < 0) {
e3245b26 1055 av_log(NULL, AV_LOG_FATAL, "Subtitle encoding failed\n");
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1056 exit_program(1);
1057 }
1058
1059 av_init_packet(&pkt);
1060 pkt.stream_index = ost->index;
1061 pkt.data = subtitle_out;
1062 pkt.size = subtitle_out_size;
1063 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
1064 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1065 /* XXX: the pts correction is handled here. Maybe handling
1066 it in the codec would be better */
1067 if (i == 0)
1068 pkt.pts += 90 * sub->start_display_time;
1069 else
1070 pkt.pts += 90 * sub->end_display_time;
1071 }
1072 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1073 }
1074}
1075
1076static int bit_buffer_size= 1024*256;
1077static uint8_t *bit_buffer= NULL;
1078
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1079static void do_video_resample(OutputStream *ost,
1080 InputStream *ist,
1081 AVFrame *in_picture,
1082 AVFrame **out_picture)
6291d7e4 1083{
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1084 int resample_changed = 0;
1085 AVCodecContext *dec = ist->st->codec;
1086 *out_picture = in_picture;
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1087
1088 resample_changed = ost->resample_width != dec->width ||
1089 ost->resample_height != dec->height ||
1090 ost->resample_pix_fmt != dec->pix_fmt;
1091
1092 if (resample_changed) {
1093 av_log(NULL, AV_LOG_INFO,
9a414d89 1094 "Input stream #%d:%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
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1095 ist->file_index, ist->st->index,
1096 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1097 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
1098 if(!ost->video_resample)
5c59fa56 1099 ost->video_resample = 1;
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1100 }
1101
1102#if !CONFIG_AVFILTER
1103 if (ost->video_resample) {
87ef060c 1104 *out_picture = &ost->pict_tmp;
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1105 if (resample_changed) {
1106 /* initialize a new scaler context */
1107 sws_freeContext(ost->img_resample_ctx);
1108 ost->img_resample_ctx = sws_getContext(
1109 ist->st->codec->width,
1110 ist->st->codec->height,
1111 ist->st->codec->pix_fmt,
1112 ost->st->codec->width,
1113 ost->st->codec->height,
1114 ost->st->codec->pix_fmt,
1115 ost->sws_flags, NULL, NULL, NULL);
1116 if (ost->img_resample_ctx == NULL) {
e3245b26 1117 av_log(NULL, AV_LOG_FATAL, "Cannot get resampling context\n");
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1118 exit_program(1);
1119 }
1120 }
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1121 sws_scale(ost->img_resample_ctx, in_picture->data, in_picture->linesize,
1122 0, ost->resample_height, (*out_picture)->data, (*out_picture)->linesize);
6291d7e4 1123 }
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1124#else
1125 if (resample_changed) {
1126 avfilter_graph_free(&ost->graph);
1127 if (configure_video_filters(ist, ost)) {
e3245b26 1128 av_log(NULL, AV_LOG_FATAL, "Error reinitializing filters!\n");
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1129 exit_program(1);
1130 }
1131 }
6291d7e4 1132#endif
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1133 if (resample_changed) {
1134 ost->resample_width = dec->width;
1135 ost->resample_height = dec->height;
1136 ost->resample_pix_fmt = dec->pix_fmt;
1137 }
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1138}
1139
1140
1141static void do_video_out(AVFormatContext *s,
1142 OutputStream *ost,
1143 InputStream *ist,
1144 AVFrame *in_picture,
1145 int *frame_size, float quality)
1146{
553735f5 1147 int nb_frames, i, ret, format_video_sync;
87ef060c 1148 AVFrame *final_picture;
f593628e 1149 AVCodecContext *enc;
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1150 double sync_ipts;
1151
1152 enc = ost->st->codec;
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AC
1153
1154 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1155
1156 /* by default, we output a single frame */
1157 nb_frames = 1;
1158
1159 *frame_size = 0;
1160
553735f5
AC
1161 format_video_sync = video_sync_method;
1162 if (format_video_sync < 0)
1163 format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? 2 : 1;
1164
1165 if (format_video_sync) {
87ef060c
AC
1166 double vdelta = sync_ipts - ost->sync_opts;
1167 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1168 if (vdelta < -1.1)
1169 nb_frames = 0;
553735f5 1170 else if (format_video_sync == 2) {
87ef060c
AC
1171 if(vdelta<=-0.6){
1172 nb_frames=0;
1173 }else if(vdelta>0.6)
1174 ost->sync_opts= lrintf(sync_ipts);
1175 }else if (vdelta > 1.1)
1176 nb_frames = lrintf(vdelta);
1177//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);
1178 if (nb_frames == 0){
1179 ++nb_frames_drop;
e3245b26 1180 av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n");
87ef060c
AC
1181 }else if (nb_frames > 1) {
1182 nb_frames_dup += nb_frames - 1;
e3245b26 1183 av_log(NULL, AV_LOG_VERBOSE, "*** %d dup!\n", nb_frames-1);
87ef060c
AC
1184 }
1185 }else
1186 ost->sync_opts= lrintf(sync_ipts);
1187
96139b5e 1188 nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number);
87ef060c
AC
1189 if (nb_frames <= 0)
1190 return;
1191
1192 do_video_resample(ost, ist, in_picture, &final_picture);
6291d7e4
AK
1193
1194 /* duplicates frame if needed */
1195 for(i=0;i<nb_frames;i++) {
1196 AVPacket pkt;
1197 av_init_packet(&pkt);
1198 pkt.stream_index= ost->index;
1199
1200 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1201 /* raw pictures are written as AVPicture structure to
bb337b4f 1202 avoid any copies. We support temporarily the older
6291d7e4 1203 method. */
f593628e
AC
1204 enc->coded_frame->interlaced_frame = in_picture->interlaced_frame;
1205 enc->coded_frame->top_field_first = in_picture->top_field_first;
6291d7e4
AK
1206 pkt.data= (uint8_t *)final_picture;
1207 pkt.size= sizeof(AVPicture);
1208 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
1209 pkt.flags |= AV_PKT_FLAG_KEY;
1210
1211 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
6291d7e4
AK
1212 } else {
1213 AVFrame big_picture;
1214
1215 big_picture= *final_picture;
1216 /* better than nothing: use input picture interlaced
1217 settings */
1218 big_picture.interlaced_frame = in_picture->interlaced_frame;
1219 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
828e0bcb 1220 if (ost->top_field_first == -1)
6291d7e4
AK
1221 big_picture.top_field_first = in_picture->top_field_first;
1222 else
828e0bcb 1223 big_picture.top_field_first = !!ost->top_field_first;
6291d7e4
AK
1224 }
1225
f4ad238c 1226 /* handles same_quant here. This is not correct because it may
6291d7e4
AK
1227 not be a global option */
1228 big_picture.quality = quality;
d242d80e 1229 if (!enc->me_threshold)
6291d7e4
AK
1230 big_picture.pict_type = 0;
1231// big_picture.pts = AV_NOPTS_VALUE;
1232 big_picture.pts= ost->sync_opts;
1233// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
1234//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
1235 if (ost->forced_kf_index < ost->forced_kf_count &&
1236 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
1237 big_picture.pict_type = AV_PICTURE_TYPE_I;
1238 ost->forced_kf_index++;
1239 }
1240 ret = avcodec_encode_video(enc,
1241 bit_buffer, bit_buffer_size,
1242 &big_picture);
1243 if (ret < 0) {
e3245b26 1244 av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n");
6291d7e4
AK
1245 exit_program(1);
1246 }
1247
1248 if(ret>0){
1249 pkt.data= bit_buffer;
1250 pkt.size= ret;
1251 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
1252 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1253/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
1254 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1255 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
1256
1257 if(enc->coded_frame->key_frame)
1258 pkt.flags |= AV_PKT_FLAG_KEY;
1259 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1260 *frame_size = ret;
1261 video_size += ret;
1262 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1263 // enc->frame_number-1, ret, enc->pict_type);
1264 /* if two pass, output log */
1265 if (ost->logfile && enc->stats_out) {
1266 fprintf(ost->logfile, "%s", enc->stats_out);
1267 }
1268 }
1269 }
1270 ost->sync_opts++;
1271 ost->frame_number++;
1272 }
1273}
1274
1275static double psnr(double d){
1276 return -10.0*log(d)/log(10.0);
1277}
1278
1279static void do_video_stats(AVFormatContext *os, OutputStream *ost,
1280 int frame_size)
1281{
1282 AVCodecContext *enc;
1283 int frame_number;
1284 double ti1, bitrate, avg_bitrate;
1285
1286 /* this is executed just the first time do_video_stats is called */
1287 if (!vstats_file) {
1288 vstats_file = fopen(vstats_filename, "w");
1289 if (!vstats_file) {
1290 perror("fopen");
1291 exit_program(1);
1292 }
1293 }
1294
1295 enc = ost->st->codec;
1296 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1297 frame_number = ost->frame_number;
1298 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
1299 if (enc->flags&CODEC_FLAG_PSNR)
1300 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
1301
1302 fprintf(vstats_file,"f_size= %6d ", frame_size);
1303 /* compute pts value */
1304 ti1 = ost->sync_opts * av_q2d(enc->time_base);
1305 if (ti1 < 0.01)
1306 ti1 = 0.01;
1307
1308 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1309 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
1310 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1311 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
1312 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
1313 }
1314}
1315
af70aa45 1316static void print_report(OutputFile *output_files,
4288e031 1317 OutputStream *ost_table, int nb_ostreams,
c5ad2c2c 1318 int is_last_report, int64_t timer_start)
6291d7e4
AK
1319{
1320 char buf[1024];
1321 OutputStream *ost;
1322 AVFormatContext *oc;
1323 int64_t total_size;
1324 AVCodecContext *enc;
1325 int frame_number, vid, i;
1326 double bitrate, ti1, pts;
1327 static int64_t last_time = -1;
1328 static int qp_histogram[52];
1329
3460dd8a
AK
1330 if (!print_stats && !is_last_report)
1331 return;
1332
6291d7e4
AK
1333 if (!is_last_report) {
1334 int64_t cur_time;
1335 /* display the report every 0.5 seconds */
1336 cur_time = av_gettime();
1337 if (last_time == -1) {
1338 last_time = cur_time;
1339 return;
1340 }
1341 if ((cur_time - last_time) < 500000)
1342 return;
1343 last_time = cur_time;
1344 }
1345
1346
af70aa45 1347 oc = output_files[0].ctx;
6291d7e4
AK
1348
1349 total_size = avio_size(oc->pb);
1350 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
1351 total_size= avio_tell(oc->pb);
1352
1353 buf[0] = '\0';
1354 ti1 = 1e10;
1355 vid = 0;
1356 for(i=0;i<nb_ostreams;i++) {
1357 float q = -1;
4288e031 1358 ost = &ost_table[i];
6291d7e4 1359 enc = ost->st->codec;
3d813e4c 1360 if (!ost->stream_copy && enc->coded_frame)
6291d7e4
AK
1361 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
1362 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1363 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
1364 }
1365 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1366 float t = (av_gettime()-timer_start) / 1000000.0;
1367
1368 frame_number = ost->frame_number;
1369 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1370 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
1371 if(is_last_report)
1372 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
1373 if(qp_hist){
1374 int j;
1375 int qp = lrintf(q);
1376 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
1377 qp_histogram[qp]++;
1378 for(j=0; j<32; j++)
1379 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1380 }
1381 if (enc->flags&CODEC_FLAG_PSNR){
1382 int j;
1383 double error, error_sum=0;
1384 double scale, scale_sum=0;
1385 char type[3]= {'Y','U','V'};
1386 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
1387 for(j=0; j<3; j++){
1388 if(is_last_report){
1389 error= enc->error[j];
1390 scale= enc->width*enc->height*255.0*255.0*frame_number;
1391 }else{
1392 error= enc->coded_frame->error[j];
1393 scale= enc->width*enc->height*255.0*255.0;
1394 }
1395 if(j) scale/=4;
1396 error_sum += error;
1397 scale_sum += scale;
1398 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
1399 }
1400 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
1401 }
1402 vid = 1;
1403 }
1404 /* compute min output value */
1405 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
1406 if ((pts < ti1) && (pts > 0))
1407 ti1 = pts;
1408 }
1409 if (ti1 < 0.01)
1410 ti1 = 0.01;
1411
e3245b26 1412 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
6291d7e4 1413
e3245b26 1414 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
6291d7e4
AK
1415 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
1416 (double)total_size / 1024, ti1, bitrate);
1417
e3245b26
AK
1418 if (nb_frames_dup || nb_frames_drop)
1419 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1420 nb_frames_dup, nb_frames_drop);
6291d7e4 1421
f5646a32 1422 av_log(NULL, AV_LOG_INFO, "%s \r", buf);
6291d7e4 1423
e3245b26 1424 fflush(stderr);
6291d7e4 1425
e3245b26 1426 if (is_last_report) {
6291d7e4 1427 int64_t raw= audio_size + video_size + extra_size;
e3245b26
AK
1428 av_log(NULL, AV_LOG_INFO, "\n");
1429 av_log(NULL, AV_LOG_INFO, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1430 video_size/1024.0,
1431 audio_size/1024.0,
1432 extra_size/1024.0,
1433 100.0*(total_size - raw)/raw
6291d7e4
AK
1434 );
1435 }
1436}
1437
1438static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
1439{
1440 int fill_char = 0x00;
1441 if (sample_fmt == AV_SAMPLE_FMT_U8)
1442 fill_char = 0x80;
1443 memset(buf, fill_char, size);
1444}
1445
b62b5cb6 1446static void flush_encoders(OutputStream *ost_table, int nb_ostreams)
4a4ce2e7
AK
1447{
1448 int i, ret;
1449
1450 for (i = 0; i < nb_ostreams; i++) {
6f1c66d5
AK
1451 OutputStream *ost = &ost_table[i];
1452 AVCodecContext *enc = ost->st->codec;
1453 AVFormatContext *os = output_files[ost->file_index].ctx;
1454
b62b5cb6 1455 if (!ost->encoding_needed)
6f1c66d5
AK
1456 continue;
1457
1458 if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
1459 continue;
1460 if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1461 continue;
1462
1463 for(;;) {
1464 AVPacket pkt;
1465 int fifo_bytes;
1466 av_init_packet(&pkt);
1467 pkt.stream_index= ost->index;
1468
1469 switch (ost->st->codec->codec_type) {
1470 case AVMEDIA_TYPE_AUDIO:
1471 fifo_bytes = av_fifo_size(ost->fifo);
1472 ret = 0;
1473 /* encode any samples remaining in fifo */
1474 if (fifo_bytes > 0) {
1475 int osize = av_get_bytes_per_sample(enc->sample_fmt);
1476 int fs_tmp = enc->frame_size;
1477
1478 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
1479 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1480 enc->frame_size = fifo_bytes / (osize * enc->channels);
1481 } else { /* pad */
1482 int frame_bytes = enc->frame_size*osize*enc->channels;
1483 if (allocated_audio_buf_size < frame_bytes)
4a4ce2e7 1484 exit_program(1);
6f1c66d5 1485 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
4a4ce2e7
AK
1486 }
1487
6f1c66d5
AK
1488 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
1489 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1490 ost->st->time_base.num, enc->sample_rate);
1491 enc->frame_size = fs_tmp;
1492 }
1493 if (ret <= 0) {
1494 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
4a4ce2e7 1495 }
6f1c66d5 1496 if (ret < 0) {
e3245b26 1497 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
6f1c66d5
AK
1498 exit_program(1);
1499 }
1500 audio_size += ret;
1501 pkt.flags |= AV_PKT_FLAG_KEY;
1502 break;
1503 case AVMEDIA_TYPE_VIDEO:
1504 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1505 if (ret < 0) {
e3245b26 1506 av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n");
6f1c66d5
AK
1507 exit_program(1);
1508 }
1509 video_size += ret;
1510 if(enc->coded_frame && enc->coded_frame->key_frame)
1511 pkt.flags |= AV_PKT_FLAG_KEY;
1512 if (ost->logfile && enc->stats_out) {
1513 fprintf(ost->logfile, "%s", enc->stats_out);
1514 }
1515 break;
1516 default:
1517 ret=-1;
4a4ce2e7 1518 }
6f1c66d5
AK
1519
1520 if (ret <= 0)
1521 break;
1522 pkt.data = bit_buffer;
1523 pkt.size = ret;
1524 if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1525 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1526 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
4a4ce2e7
AK
1527 }
1528 }
1529}
1530
6291d7e4
AK
1531/* pkt = NULL means EOF (needed to flush decoder buffers) */
1532static int output_packet(InputStream *ist, int ist_index,
4288e031 1533 OutputStream *ost_table, int nb_ostreams,
6291d7e4
AK
1534 const AVPacket *pkt)
1535{
1536 AVFormatContext *os;
1537 OutputStream *ost;
4bb0b31f 1538 int ret = 0, i;
6291d7e4 1539 int got_output;
6291d7e4
AK
1540 void *buffer_to_free = NULL;
1541 static unsigned int samples_size= 0;
1542 AVSubtitle subtitle, *subtitle_to_free;
1543 int64_t pkt_pts = AV_NOPTS_VALUE;
1544#if CONFIG_AVFILTER
1545 int frame_available;
1546#endif
1547 float quality;
1548
1549 AVPacket avpkt;
1550 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
1551
1552 if(ist->next_pts == AV_NOPTS_VALUE)
1553 ist->next_pts= ist->pts;
1554
1555 if (pkt == NULL) {
1556 /* EOF handling */
1557 av_init_packet(&avpkt);
1558 avpkt.data = NULL;
1559 avpkt.size = 0;
1560 goto handle_eof;
1561 } else {
1562 avpkt = *pkt;
1563 }
1564
1565 if(pkt->dts != AV_NOPTS_VALUE)
1566 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1567 if(pkt->pts != AV_NOPTS_VALUE)
1568 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
1569
1570 //while we have more to decode or while the decoder did output something on EOF
1571 while (avpkt.size > 0 || (!pkt && got_output)) {
1572 uint8_t *data_buf, *decoded_data_buf;
1573 int data_size, decoded_data_size;
d3c1d37a 1574 AVFrame *decoded_frame, *filtered_frame;
6291d7e4
AK
1575 handle_eof:
1576 ist->pts= ist->next_pts;
1577
e3245b26
AK
1578 if(avpkt.size && avpkt.size != pkt->size)
1579 av_log(NULL, ist->showed_multi_packet_warning ? AV_LOG_VERBOSE : AV_LOG_WARNING,
1580 "Multiple frames in a packet from stream %d\n", pkt->stream_index);
6291d7e4 1581 ist->showed_multi_packet_warning=1;
6291d7e4
AK
1582
1583 /* decode the packet if needed */
d3c1d37a 1584 decoded_frame = filtered_frame = NULL;
6291d7e4
AK
1585 decoded_data_buf = NULL; /* fail safe */
1586 decoded_data_size= 0;
1587 data_buf = avpkt.data;
1588 data_size = avpkt.size;
1589 subtitle_to_free = NULL;
1590 if (ist->decoding_needed) {
1591 switch(ist->st->codec->codec_type) {
1592 case AVMEDIA_TYPE_AUDIO:{
af3c06b4
AC
1593 if(pkt && samples_size < FFMAX(pkt->size * bps, AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1594 samples_size = FFMAX(pkt->size * bps, AVCODEC_MAX_AUDIO_FRAME_SIZE);
6291d7e4
AK
1595 av_free(samples);
1596 samples= av_malloc(samples_size);
1597 }
1598 decoded_data_size= samples_size;
1599 /* XXX: could avoid copy if PCM 16 bits with same
1600 endianness as CPU */
1601 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
1602 &avpkt);
1603 if (ret < 0)
1604 return ret;
1605 avpkt.data += ret;
1606 avpkt.size -= ret;
1607 data_size = ret;
1608 got_output = decoded_data_size > 0;
1609 /* Some bug in mpeg audio decoder gives */
1610 /* decoded_data_size < 0, it seems they are overflows */
1611 if (!got_output) {
1612 /* no audio frame */
1613 continue;
1614 }
1615 decoded_data_buf = (uint8_t *)samples;
1616 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
1617 (ist->st->codec->sample_rate * ist->st->codec->channels);
1618 break;}
1619 case AVMEDIA_TYPE_VIDEO:
d3c1d37a
AK
1620 if (!(decoded_frame = avcodec_alloc_frame()))
1621 return AVERROR(ENOMEM);
6291d7e4
AK
1622 avpkt.pts = pkt_pts;
1623 avpkt.dts = ist->pts;
1624 pkt_pts = AV_NOPTS_VALUE;
1625
1626 ret = avcodec_decode_video2(ist->st->codec,
d3c1d37a
AK
1627 decoded_frame, &got_output, &avpkt);
1628 quality = same_quant ? decoded_frame->quality : 0;
6291d7e4 1629 if (ret < 0)
d3c1d37a 1630 goto fail;
6291d7e4
AK
1631 if (!got_output) {
1632 /* no picture yet */
d3c1d37a 1633 av_freep(&decoded_frame);
6291d7e4
AK
1634 goto discard_packet;
1635 }
d3c1d37a
AK
1636 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, decoded_frame->pkt_pts,
1637 decoded_frame->pkt_dts);
6291d7e4
AK
1638 if (ist->st->codec->time_base.num != 0) {
1639 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1640 ist->next_pts += ((int64_t)AV_TIME_BASE *
1641 ist->st->codec->time_base.num * ticks) /
1642 ist->st->codec->time_base.den;
1643 }
1644 avpkt.size = 0;
1645 buffer_to_free = NULL;
d3c1d37a 1646 pre_process_video_frame(ist, (AVPicture *)decoded_frame, &buffer_to_free);
6291d7e4
AK
1647 break;
1648 case AVMEDIA_TYPE_SUBTITLE:
1649 ret = avcodec_decode_subtitle2(ist->st->codec,
1650 &subtitle, &got_output, &avpkt);
1651 if (ret < 0)
1652 return ret;
1653 if (!got_output) {
1654 goto discard_packet;
1655 }
1656 subtitle_to_free = &subtitle;
1657 avpkt.size = 0;
1658 break;
1659 default:
1660 return -1;
1661 }
1662 } else {
1663 switch(ist->st->codec->codec_type) {
1664 case AVMEDIA_TYPE_AUDIO:
1665 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1666 ist->st->codec->sample_rate;
1667 break;
1668 case AVMEDIA_TYPE_VIDEO:
1669 if (ist->st->codec->time_base.num != 0) {
1670 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1671 ist->next_pts += ((int64_t)AV_TIME_BASE *
1672 ist->st->codec->time_base.num * ticks) /
1673 ist->st->codec->time_base.den;
1674 }
1675 break;
1676 }
6291d7e4
AK
1677 avpkt.size = 0;
1678 }
1679
6291d7e4
AK
1680 // preprocess audio (volume)
1681 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
1682 if (audio_volume != 256) {
a9a03377
AC
1683 switch (ist->st->codec->sample_fmt) {
1684 case AV_SAMPLE_FMT_U8:
1685 {
1686 uint8_t *volp = samples;
1687 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1688 int v = (((*volp - 128) * audio_volume + 128) >> 8) + 128;
1689 *volp++ = av_clip_uint8(v);
1690 }
1691 break;
1692 }
1693 case AV_SAMPLE_FMT_S16:
1694 {
daf98908
AC
1695 int16_t *volp = samples;
1696 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1697 int v = ((*volp) * audio_volume + 128) >> 8;
1698 *volp++ = av_clip_int16(v);
1699 }
1700 break;
a9a03377
AC
1701 }
1702 case AV_SAMPLE_FMT_S32:
1703 {
1704 int32_t *volp = samples;
1705 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1706 int64_t v = (((int64_t)*volp * audio_volume + 128) >> 8);
1707 *volp++ = av_clipl_int32(v);
1708 }
1709 break;
1710 }
1711 case AV_SAMPLE_FMT_FLT:
1712 {
1713 float *volp = samples;
1714 float scale = audio_volume / 256.f;
1715 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1716 *volp++ *= scale;
1717 }
1718 break;
1719 }
1720 case AV_SAMPLE_FMT_DBL:
1721 {
1722 double *volp = samples;
1723 double scale = audio_volume / 256.;
1724 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1725 *volp++ *= scale;
1726 }
1727 break;
1728 }
1729 default:
1730 av_log(NULL, AV_LOG_FATAL,
1731 "Audio volume adjustment on sample format %s is not supported.\n",
1732 av_get_sample_fmt_name(ist->st->codec->sample_fmt));
1733 exit_program(1);
1734 }
6291d7e4
AK
1735 }
1736 }
1737
1738 /* frame rate emulation */
f4805328 1739 if (input_files[ist->file_index].rate_emu) {
6291d7e4
AK
1740 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
1741 int64_t now = av_gettime() - ist->start;
1742 if (pts > now)
1743 usleep(pts - now);
1744 }
1745 /* if output time reached then transcode raw format,
1746 encode packets and output them */
ea065176 1747 for (i = 0; i < nb_ostreams; i++) {
45f86128
AK
1748 OutputFile *of = &output_files[ost_table[i].file_index];
1749 int frame_size;
6291d7e4 1750
45f86128
AK
1751 ost = &ost_table[i];
1752 if (ost->source_index != ist_index)
1753 continue;
f1176d41 1754
45f86128
AK
1755 if (of->start_time && ist->pts < of->start_time)
1756 continue;
ea065176 1757
45f86128
AK
1758 if (of->recording_time != INT64_MAX &&
1759 av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + of->start_time,
1760 (AVRational){1, 1000000}) >= 0) {
1761 ost->is_past_recording_time = 1;
1762 continue;
1763 }
ef44a607 1764
6291d7e4 1765#if CONFIG_AVFILTER
45f86128
AK
1766 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
1767 ost->input_video_filter) {
1768 AVRational sar;
1769 if (ist->st->sample_aspect_ratio.num)
1770 sar = ist->st->sample_aspect_ratio;
1771 else
1772 sar = ist->st->codec->sample_aspect_ratio;
d3c1d37a
AK
1773 av_vsrc_buffer_add_frame(ost->input_video_filter, decoded_frame, ist->pts, sar);
1774 if (!(filtered_frame = avcodec_alloc_frame())) {
1775 ret = AVERROR(ENOMEM);
1776 goto fail;
1777 }
45f86128
AK
1778 }
1779 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1780 !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1781 while (frame_available) {
1782 AVRational ist_pts_tb;
1783 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
d3c1d37a 1784 get_filtered_video_frame(ost->output_video_filter, filtered_frame, &ost->picref, &ist_pts_tb);
45f86128
AK
1785 if (ost->picref)
1786 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
d3c1d37a
AK
1787#else
1788 filtered_frame = decoded_frame;
6291d7e4 1789#endif
45f86128
AK
1790 os = output_files[ost->file_index].ctx;
1791
1792 /* set the input output pts pairs */
1793 //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
1794
1795 if (ost->encoding_needed) {
1796 av_assert0(ist->decoding_needed);
1797 switch(ost->st->codec->codec_type) {
1798 case AVMEDIA_TYPE_AUDIO:
1799 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
1800 break;
1801 case AVMEDIA_TYPE_VIDEO:
6291d7e4 1802#if CONFIG_AVFILTER
45f86128
AK
1803 if (ost->picref->video && !ost->frame_aspect_ratio)
1804 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
6291d7e4 1805#endif
d3c1d37a 1806 do_video_out(os, ost, ist, filtered_frame, &frame_size,
45f86128
AK
1807 same_quant ? quality : ost->st->codec->global_quality);
1808 if (vstats_filename && frame_size)
1809 do_video_stats(os, ost, frame_size);
1810 break;
1811 case AVMEDIA_TYPE_SUBTITLE:
1812 do_subtitle_out(os, ost, ist, &subtitle,
1813 pkt->pts);
1814 break;
1815 default:
1816 abort();
1817 }
1818 } else {
45f86128
AK
1819 AVPacket opkt;
1820 int64_t ost_tb_start_time= av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base);
6291d7e4 1821
45f86128 1822 av_init_packet(&opkt);
6291d7e4 1823
a2aeeb22
AK
1824 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) &&
1825 !ost->copy_initial_nonkeyframes)
6291d7e4 1826#if !CONFIG_AVFILTER
45f86128 1827 continue;
6291d7e4 1828#else
45f86128 1829 goto cont;
6291d7e4
AK
1830#endif
1831
45f86128
AK
1832 /* no reencoding needed : output the packet directly */
1833 /* force the input stream PTS */
1834
45f86128
AK
1835 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
1836 audio_size += data_size;
1837 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
1838 video_size += data_size;
1839 ost->sync_opts++;
6291d7e4 1840 }
45f86128
AK
1841
1842 opkt.stream_index= ost->index;
1843 if(pkt->pts != AV_NOPTS_VALUE)
1844 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
1845 else
1846 opkt.pts= AV_NOPTS_VALUE;
1847
1848 if (pkt->dts == AV_NOPTS_VALUE)
1849 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
1850 else
1851 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1852 opkt.dts -= ost_tb_start_time;
1853
1854 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
1855 opkt.flags= pkt->flags;
1856
1857 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1858 if( ost->st->codec->codec_id != CODEC_ID_H264
1859 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1860 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1861 ) {
1862 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & AV_PKT_FLAG_KEY))
1863 opkt.destruct= av_destruct_packet;
1864 } else {
1865 opkt.data = data_buf;
1866 opkt.size = data_size;
1867 }
1868
1869 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
1870 ost->st->codec->frame_number++;
1871 ost->frame_number++;
1872 av_free_packet(&opkt);
6291d7e4 1873 }
45f86128
AK
1874#if CONFIG_AVFILTER
1875 cont:
1876 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1877 ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1878 if (ost->picref)
1879 avfilter_unref_buffer(ost->picref);
1880 }
d3c1d37a 1881 av_freep(&filtered_frame);
6291d7e4 1882#endif
6291d7e4
AK
1883 }
1884
d3c1d37a 1885fail:
6291d7e4
AK
1886 av_free(buffer_to_free);
1887 /* XXX: allocate the subtitles in the codec ? */
1888 if (subtitle_to_free) {
1889 avsubtitle_free(subtitle_to_free);
1890 subtitle_to_free = NULL;
1891 }
d3c1d37a
AK
1892 av_freep(&decoded_frame);
1893 if (ret < 0)
1894 return ret;
6291d7e4
AK
1895 }
1896 discard_packet:
6291d7e4
AK
1897
1898 return 0;
1899}
1900
af70aa45 1901static void print_sdp(OutputFile *output_files, int n)
6291d7e4
AK
1902{
1903 char sdp[2048];
af70aa45
AK
1904 int i;
1905 AVFormatContext **avc = av_malloc(sizeof(*avc)*n);
1906
1907 if (!avc)
1908 exit_program(1);
1909 for (i = 0; i < n; i++)
1910 avc[i] = output_files[i].ctx;
6291d7e4
AK
1911
1912 av_sdp_create(avc, n, sdp, sizeof(sdp));
1913 printf("SDP:\n%s\n", sdp);
1914 fflush(stdout);
af70aa45 1915 av_freep(&avc);
6291d7e4
AK
1916}
1917
630902a1
AK
1918static int init_input_stream(int ist_index, OutputStream *output_streams, int nb_output_streams,
1919 char *error, int error_len)
1920{
1921 int i;
1922 InputStream *ist = &input_streams[ist_index];
1923 if (ist->decoding_needed) {
1924 AVCodec *codec = ist->dec;
630902a1 1925 if (!codec) {
9a414d89 1926 snprintf(error, error_len, "Decoder (codec id %d) not found for input stream #%d:%d",
630902a1
AK
1927 ist->st->codec->codec_id, ist->file_index, ist->st->index);
1928 return AVERROR(EINVAL);
1929 }
1930
1931 /* update requested sample format for the decoder based on the
1932 corresponding encoder sample format */
1933 for (i = 0; i < nb_output_streams; i++) {
1934 OutputStream *ost = &output_streams[i];
1935 if (ost->source_index == ist_index) {
1936 update_sample_fmt(ist->st->codec, codec, ost->st->codec);
1937 break;
1938 }
1939 }
1940
1941 if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
9a414d89 1942 snprintf(error, error_len, "Error while opening decoder for input stream #%d:%d",
630902a1
AK
1943 ist->file_index, ist->st->index);
1944 return AVERROR(EINVAL);
1945 }
1946 assert_codec_experimental(ist->st->codec, 0);
1947 assert_avoptions(ist->opts);
1948 }
1949
1950 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;
1951 ist->next_pts = AV_NOPTS_VALUE;
1952 init_pts_correction(&ist->pts_ctx);
1953 ist->is_start = 1;
1954
1955 return 0;
1956}
1957
eaf2d37a
AC
1958static int transcode_init(OutputFile *output_files,
1959 int nb_output_files,
1960 InputFile *input_files,
1961 int nb_input_files)
6291d7e4 1962{
2c474ddb 1963 int ret = 0, i, j, k;
1bb77e51 1964 AVFormatContext *oc;
6291d7e4 1965 AVCodecContext *codec, *icodec;
4288e031 1966 OutputStream *ost;
6291d7e4
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1967 InputStream *ist;
1968 char error[1024];
1969 int want_sdp = 1;
b0c9e8e0 1970
f4805328
AK
1971 /* init framerate emulation */
1972 for (i = 0; i < nb_input_files; i++) {
1973 InputFile *ifile = &input_files[i];
1974 if (ifile->rate_emu)
1975 for (j = 0; j < ifile->nb_streams; j++)
1976 input_streams[j + ifile->ist_index].start = av_gettime();
1977 }
6291d7e4
AK
1978
1979 /* output stream init */
6291d7e4 1980 for(i=0;i<nb_output_files;i++) {
1bb77e51
AK
1981 oc = output_files[i].ctx;
1982 if (!oc->nb_streams && !(oc->oformat->flags & AVFMT_NOSTREAMS)) {
1983 av_dump_format(oc, i, oc->filename, 1);
e3245b26 1984 av_log(NULL, AV_LOG_ERROR, "Output file #%d does not contain any stream\n", i);
eaf2d37a 1985 return AVERROR(EINVAL);
6291d7e4 1986 }
6291d7e4
AK
1987 }
1988
1989 /* for each output stream, we compute the right encoding parameters */
4288e031
AK
1990 for (i = 0; i < nb_output_streams; i++) {
1991 ost = &output_streams[i];
1bb77e51 1992 oc = output_files[ost->file_index].ctx;
6291d7e4
AK
1993 ist = &input_streams[ost->source_index];
1994
4dbc6cee
AK
1995 if (ost->attachment_filename)
1996 continue;
1997
6291d7e4
AK
1998 codec = ost->st->codec;
1999 icodec = ist->st->codec;
2000
6291d7e4
AK
2001 ost->st->disposition = ist->st->disposition;
2002 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
2003 codec->chroma_sample_location = icodec->chroma_sample_location;
2004
3d813e4c 2005 if (ost->stream_copy) {
6291d7e4
AK
2006 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2007
e6d2b737 2008 if (extra_size > INT_MAX) {
eaf2d37a 2009 return AVERROR(EINVAL);
e6d2b737 2010 }
6291d7e4
AK
2011
2012 /* if stream_copy is selected, no need to decode or encode */
2013 codec->codec_id = icodec->codec_id;
2014 codec->codec_type = icodec->codec_type;
2015
2016 if(!codec->codec_tag){
1bb77e51
AK
2017 if( !oc->oformat->codec_tag
2018 || av_codec_get_id (oc->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
2019 || av_codec_get_tag(oc->oformat->codec_tag, icodec->codec_id) <= 0)
6291d7e4
AK
2020 codec->codec_tag = icodec->codec_tag;
2021 }
2022
2023 codec->bit_rate = icodec->bit_rate;
2024 codec->rc_max_rate = icodec->rc_max_rate;
2025 codec->rc_buffer_size = icodec->rc_buffer_size;
2026 codec->extradata= av_mallocz(extra_size);
e6d2b737 2027 if (!codec->extradata) {
eaf2d37a 2028 return AVERROR(ENOMEM);
e6d2b737 2029 }
6291d7e4
AK
2030 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
2031 codec->extradata_size= icodec->extradata_size;
2032 if(!copy_tb && av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/500){
2033 codec->time_base = icodec->time_base;
2034 codec->time_base.num *= icodec->ticks_per_frame;
2035 av_reduce(&codec->time_base.num, &codec->time_base.den,
2036 codec->time_base.num, codec->time_base.den, INT_MAX);
2037 }else
2038 codec->time_base = ist->st->time_base;
2039 switch(codec->codec_type) {
2040 case AVMEDIA_TYPE_AUDIO:
2041 if(audio_volume != 256) {
e3245b26 2042 av_log(NULL, AV_LOG_FATAL, "-acodec copy and -vol are incompatible (frames are not decoded)\n");
6291d7e4
AK
2043 exit_program(1);
2044 }
2045 codec->channel_layout = icodec->channel_layout;
2046 codec->sample_rate = icodec->sample_rate;
2047 codec->channels = icodec->channels;
2048 codec->frame_size = icodec->frame_size;
2049 codec->audio_service_type = icodec->audio_service_type;
2050 codec->block_align= icodec->block_align;
6291d7e4
AK
2051 break;
2052 case AVMEDIA_TYPE_VIDEO:
2053 codec->pix_fmt = icodec->pix_fmt;
2054 codec->width = icodec->width;
2055 codec->height = icodec->height;
2056 codec->has_b_frames = icodec->has_b_frames;
2057 if (!codec->sample_aspect_ratio.num) {
2058 codec->sample_aspect_ratio =
2059 ost->st->sample_aspect_ratio =
2060 ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
2061 ist->st->codec->sample_aspect_ratio.num ?
2062 ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
2063 }
2064 break;
2065 case AVMEDIA_TYPE_SUBTITLE:
2066 codec->width = icodec->width;
2067 codec->height = icodec->height;
2068 break;
2069 case AVMEDIA_TYPE_DATA:
3ccd1580 2070 case AVMEDIA_TYPE_ATTACHMENT:
6291d7e4
AK
2071 break;
2072 default:
2073 abort();
2074 }
2075 } else {
2076 if (!ost->enc)
2077 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
11fdb7e1
AK
2078 ist->decoding_needed = 1;
2079 ost->encoding_needed = 1;
6291d7e4
AK
2080 switch(codec->codec_type) {
2081 case AVMEDIA_TYPE_AUDIO:
2082 ost->fifo= av_fifo_alloc(1024);
e6d2b737 2083 if (!ost->fifo) {
eaf2d37a 2084 return AVERROR(ENOMEM);
e6d2b737 2085 }
6291d7e4 2086 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
d0a19696 2087 if (!codec->sample_rate)
6291d7e4 2088 codec->sample_rate = icodec->sample_rate;
6291d7e4
AK
2089 choose_sample_rate(ost->st, ost->enc);
2090 codec->time_base = (AVRational){1, codec->sample_rate};
2091 if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
2092 codec->sample_fmt = icodec->sample_fmt;
2093 choose_sample_fmt(ost->st, ost->enc);
2094 if (!codec->channels)
2095 codec->channels = icodec->channels;
2096 codec->channel_layout = icodec->channel_layout;
2097 if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
2098 codec->channel_layout = 0;
2099 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2100 icodec->request_channels = codec->channels;
6291d7e4
AK
2101 ost->resample_sample_fmt = icodec->sample_fmt;
2102 ost->resample_sample_rate = icodec->sample_rate;
2103 ost->resample_channels = icodec->channels;
2104 break;
2105 case AVMEDIA_TYPE_VIDEO:
2106 if (codec->pix_fmt == PIX_FMT_NONE)
2107 codec->pix_fmt = icodec->pix_fmt;
2108 choose_pixel_fmt(ost->st, ost->enc);
2109
2110 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
e3245b26 2111 av_log(NULL, AV_LOG_FATAL, "Video pixel format is unknown, stream cannot be encoded\n");
6291d7e4
AK
2112 exit_program(1);
2113 }
2114
2115 if (!codec->width || !codec->height) {
2116 codec->width = icodec->width;
2117 codec->height = icodec->height;
2118 }
2119
2120 ost->video_resample = codec->width != icodec->width ||
2121 codec->height != icodec->height ||
2122 codec->pix_fmt != icodec->pix_fmt;
2123 if (ost->video_resample) {
2124#if !CONFIG_AVFILTER
2125 avcodec_get_frame_defaults(&ost->pict_tmp);
2126 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2127 codec->width, codec->height)) {
e3245b26 2128 av_log(NULL, AV_LOG_FATAL, "Cannot allocate temp picture, check pix fmt\n");
6291d7e4
AK
2129 exit_program(1);
2130 }
2131 ost->img_resample_ctx = sws_getContext(
2132 icodec->width,
2133 icodec->height,
2134 icodec->pix_fmt,
2135 codec->width,
2136 codec->height,
2137 codec->pix_fmt,
2138 ost->sws_flags, NULL, NULL, NULL);
2139 if (ost->img_resample_ctx == NULL) {
e3245b26 2140 av_log(NULL, AV_LOG_FATAL, "Cannot get resampling context\n");
6291d7e4
AK
2141 exit_program(1);
2142 }
2143#endif
2144 codec->bits_per_raw_sample= 0;
2145 }
2146
2147 ost->resample_height = icodec->height;
2148 ost->resample_width = icodec->width;
2149 ost->resample_pix_fmt= icodec->pix_fmt;
6291d7e4
AK
2150
2151 if (!ost->frame_rate.num)
2152 ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
bef737a7 2153 if (ost->enc && ost->enc->supported_framerates && !ost->force_fps) {
6291d7e4
AK
2154 int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
2155 ost->frame_rate = ost->enc->supported_framerates[idx];
2156 }
2157 codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
2158
2159#if CONFIG_AVFILTER
2160 if (configure_video_filters(ist, ost)) {
e3245b26 2161 av_log(NULL, AV_LOG_FATAL, "Error opening filters!\n");
6291d7e4
AK
2162 exit(1);
2163 }
2164#endif
2165 break;
2166 case AVMEDIA_TYPE_SUBTITLE:
6291d7e4
AK
2167 break;
2168 default:
2169 abort();
2170 break;
2171 }
2172 /* two pass mode */
515901fa 2173 if ((codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
6291d7e4
AK
2174 char logfilename[1024];
2175 FILE *f;
2176
2177 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
2178 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2179 i);
2180 if (codec->flags & CODEC_FLAG_PASS1) {
2181 f = fopen(logfilename, "wb");
2182 if (!f) {
e3245b26
AK
2183 av_log(NULL, AV_LOG_FATAL, "Cannot write log file '%s' for pass-1 encoding: %s\n",
2184 logfilename, strerror(errno));
6291d7e4
AK
2185 exit_program(1);
2186 }
2187 ost->logfile = f;
2188 } else {
2189 char *logbuffer;
2190 size_t logbuffer_size;
02170990 2191 if (cmdutils_read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
e3245b26
AK
2192 av_log(NULL, AV_LOG_FATAL, "Error reading log file '%s' for pass-2 encoding\n",
2193 logfilename);
6291d7e4
AK
2194 exit_program(1);
2195 }
2196 codec->stats_in = logbuffer;
2197 }
2198 }
2199 }
2200 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
2201 int size= codec->width * codec->height;
2202 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
2203 }
2204 }
2205
2206 if (!bit_buffer)
2207 bit_buffer = av_malloc(bit_buffer_size);
2208 if (!bit_buffer) {
e3245b26
AK
2209 av_log(NULL, AV_LOG_ERROR, "Cannot allocate %d bytes output buffer\n",
2210 bit_buffer_size);
eaf2d37a 2211 return AVERROR(ENOMEM);
6291d7e4
AK
2212 }
2213
2214 /* open each encoder */
4288e031
AK
2215 for (i = 0; i < nb_output_streams; i++) {
2216 ost = &output_streams[i];
6291d7e4
AK
2217 if (ost->encoding_needed) {
2218 AVCodec *codec = ost->enc;
2219 AVCodecContext *dec = input_streams[ost->source_index].st->codec;
2220 if (!codec) {
9a414d89 2221 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d:%d",
6291d7e4
AK
2222 ost->st->codec->codec_id, ost->file_index, ost->index);
2223 ret = AVERROR(EINVAL);
2224 goto dump_format;
2225 }
2226 if (dec->subtitle_header) {
2227 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2228 if (!ost->st->codec->subtitle_header) {
2229 ret = AVERROR(ENOMEM);
2230 goto dump_format;
2231 }
2232 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2233 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2234 }
2235 if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
9a414d89 2236 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
2237 ost->file_index, ost->index);
2238 ret = AVERROR(EINVAL);
2239 goto dump_format;
2240 }
2241 assert_codec_experimental(ost->st->codec, 1);
2242 assert_avoptions(ost->opts);
2243 if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
2244 av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
2245 "It takes bits/s as argument, not kbits/s\n");
2246 extra_size += ost->st->codec->extradata_size;
d242d80e
AK
2247
2248 if (ost->st->codec->me_threshold)
2249 input_streams[ost->source_index].st->codec->debug |= FF_DEBUG_MV;
6291d7e4
AK
2250 }
2251 }
2252
630902a1
AK
2253 /* init input streams */
2254 for (i = 0; i < nb_input_streams; i++)
62486948 2255 if ((ret = init_input_stream(i, output_streams, nb_output_streams, error, sizeof(error))) < 0)
630902a1 2256 goto dump_format;
6291d7e4 2257
2c474ddb
AK
2258 /* discard unused programs */
2259 for (i = 0; i < nb_input_files; i++) {
2260 InputFile *ifile = &input_files[i];
2261 for (j = 0; j < ifile->ctx->nb_programs; j++) {
2262 AVProgram *p = ifile->ctx->programs[j];
2263 int discard = AVDISCARD_ALL;
2264
2265 for (k = 0; k < p->nb_stream_indexes; k++)
2266 if (!input_streams[ifile->ist_index + p->stream_index[k]].discard) {
2267 discard = AVDISCARD_DEFAULT;
2268 break;
2269 }
2270 p->discard = discard;
2271 }
2272 }
2273
6291d7e4 2274 /* open files and write file headers */
af70aa45 2275 for (i = 0; i < nb_output_files; i++) {
1bb77e51
AK
2276 oc = output_files[i].ctx;
2277 oc->interrupt_callback = int_cb;
2278 if (avformat_write_header(oc, &output_files[i].opts) < 0) {
6291d7e4
AK
2279 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
2280 ret = AVERROR(EINVAL);
2281 goto dump_format;
2282 }
af70aa45 2283 assert_avoptions(output_files[i].opts);
1bb77e51 2284 if (strcmp(oc->oformat->name, "rtp")) {
6291d7e4
AK
2285 want_sdp = 0;
2286 }
2287 }
2288
2289 dump_format:
2290 /* dump the file output parameters - cannot be done before in case
2291 of stream copy */
2292 for(i=0;i<nb_output_files;i++) {
af70aa45 2293 av_dump_format(output_files[i].ctx, i, output_files[i].ctx->filename, 1);
6291d7e4
AK
2294 }
2295
2296 /* dump the stream mapping */
e3245b26
AK
2297 av_log(NULL, AV_LOG_INFO, "Stream mapping:\n");
2298 for (i = 0; i < nb_output_streams; i++) {
2299 ost = &output_streams[i];
4dbc6cee
AK
2300
2301 if (ost->attachment_filename) {
2302 /* an attached file */
2303 av_log(NULL, AV_LOG_INFO, " File %s -> Stream #%d:%d\n",
2304 ost->attachment_filename, ost->file_index, ost->index);
2305 continue;
2306 }
9a414d89 2307 av_log(NULL, AV_LOG_INFO, " Stream #%d:%d -> #%d:%d",
e3245b26
AK
2308 input_streams[ost->source_index].file_index,
2309 input_streams[ost->source_index].st->index,
2310 ost->file_index,
2311 ost->index);
2312 if (ost->sync_ist != &input_streams[ost->source_index])
9a414d89 2313 av_log(NULL, AV_LOG_INFO, " [sync #%d:%d]",
e3245b26
AK
2314 ost->sync_ist->file_index,
2315 ost->sync_ist->st->index);
3d813e4c 2316 if (ost->stream_copy)
e3245b26
AK
2317 av_log(NULL, AV_LOG_INFO, " (copy)");
2318 else
2319 av_log(NULL, AV_LOG_INFO, " (%s -> %s)", input_streams[ost->source_index].dec ?
2320 input_streams[ost->source_index].dec->name : "?",
2321 ost->enc ? ost->enc->name : "?");
2322 av_log(NULL, AV_LOG_INFO, "\n");
6291d7e4
AK
2323 }
2324
2325 if (ret) {
e3245b26 2326 av_log(NULL, AV_LOG_ERROR, "%s\n", error);
eaf2d37a 2327 return ret;
6291d7e4
AK
2328 }
2329
2330 if (want_sdp) {
2331 print_sdp(output_files, nb_output_files);
2332 }
2333
eaf2d37a
AC
2334 return 0;
2335}
2336
2337/*
2338 * The following code is the main loop of the file converter
2339 */
2340static int transcode(OutputFile *output_files,
2341 int nb_output_files,
2342 InputFile *input_files,
2343 int nb_input_files)
2344{
2345 int ret, i;
2346 AVFormatContext *is, *os;
2347 OutputStream *ost;
2348 InputStream *ist;
2349 uint8_t *no_packet;
2350 int no_packet_count=0;
2351 int64_t timer_start;
2352
2353 if (!(no_packet = av_mallocz(nb_input_files)))
2354 exit_program(1);
2355
2356 ret = transcode_init(output_files, nb_output_files, input_files, nb_input_files);
2357 if (ret < 0)
2358 goto fail;
2359
e3245b26 2360 av_log(NULL, AV_LOG_INFO, "Press ctrl-c to stop encoding\n");
6291d7e4
AK
2361 term_init();
2362
2363 timer_start = av_gettime();
2364
2365 for(; received_sigterm == 0;) {
2366 int file_index, ist_index;
2367 AVPacket pkt;
9be3c124 2368 int64_t ipts_min;
6291d7e4
AK
2369 double opts_min;
2370
9be3c124 2371 ipts_min = INT64_MAX;
6291d7e4
AK
2372 opts_min= 1e100;
2373
2374 /* select the stream that we must read now by looking at the
2375 smallest output pts */
2376 file_index = -1;
4288e031 2377 for (i = 0; i < nb_output_streams; i++) {
f21f294e 2378 OutputFile *of;
9be3c124
AC
2379 int64_t ipts;
2380 double opts;
4288e031 2381 ost = &output_streams[i];
f21f294e 2382 of = &output_files[ost->file_index];
af70aa45 2383 os = output_files[ost->file_index].ctx;
6291d7e4 2384 ist = &input_streams[ost->source_index];
f21f294e
AK
2385 if (ost->is_past_recording_time || no_packet[ist->file_index] ||
2386 (os->pb && avio_tell(os->pb) >= of->limit_filesize))
6291d7e4 2387 continue;
c0931508 2388 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
9be3c124 2389 ipts = ist->pts;
6291d7e4
AK
2390 if (!input_files[ist->file_index].eof_reached){
2391 if(ipts < ipts_min) {
2392 ipts_min = ipts;
2393 if(input_sync ) file_index = ist->file_index;
2394 }
2395 if(opts < opts_min) {
2396 opts_min = opts;
2397 if(!input_sync) file_index = ist->file_index;
2398 }
2399 }
96139b5e
AK
2400 if (ost->frame_number >= ost->max_frames) {
2401 int j;
9b921a82
AK
2402 for (j = 0; j < of->ctx->nb_streams; j++)
2403 output_streams[of->ost_index + j].is_past_recording_time = 1;
96139b5e 2404 continue;
6291d7e4
AK
2405 }
2406 }
2407 /* if none, if is finished */
2408 if (file_index < 0) {
2409 if(no_packet_count){
2410 no_packet_count=0;
b0c9e8e0 2411 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2412 usleep(10000);
2413 continue;
2414 }
2415 break;
2416 }
2417
6291d7e4
AK
2418 /* read a frame from it and output it in the fifo */
2419 is = input_files[file_index].ctx;
2420 ret= av_read_frame(is, &pkt);
2421 if(ret == AVERROR(EAGAIN)){
2422 no_packet[file_index]=1;
2423 no_packet_count++;
2424 continue;
2425 }
2426 if (ret < 0) {
2427 input_files[file_index].eof_reached = 1;
2428 if (opt_shortest)
2429 break;
2430 else
2431 continue;
2432 }
2433
2434 no_packet_count=0;
b0c9e8e0 2435 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2436
2437 if (do_pkt_dump) {
2438 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2439 is->streams[pkt.stream_index]);
2440 }
2441 /* the following test is needed in case new streams appear
2442 dynamically in stream : we ignore them */
ed5b1326 2443 if (pkt.stream_index >= input_files[file_index].nb_streams)
6291d7e4
AK
2444 goto discard_packet;
2445 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2446 ist = &input_streams[ist_index];
2447 if (ist->discard)
2448 goto discard_packet;
2449
2450 if (pkt.dts != AV_NOPTS_VALUE)
2451 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2452 if (pkt.pts != AV_NOPTS_VALUE)
2453 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2454
33f75d72
AK
2455 if(pkt.pts != AV_NOPTS_VALUE)
2456 pkt.pts *= ist->ts_scale;
2457 if(pkt.dts != AV_NOPTS_VALUE)
2458 pkt.dts *= ist->ts_scale;
6291d7e4
AK
2459
2460// 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);
2461 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2462 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
2463 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2464 int64_t delta= pkt_dts - ist->next_pts;
2465 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
2466 input_files[ist->file_index].ts_offset -= delta;
e3245b26
AK
2467 av_log(NULL, AV_LOG_DEBUG, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2468 delta, input_files[ist->file_index].ts_offset);
6291d7e4
AK
2469 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2470 if(pkt.pts != AV_NOPTS_VALUE)
2471 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2472 }
2473 }
2474
6291d7e4 2475 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
4288e031 2476 if (output_packet(ist, ist_index, output_streams, nb_output_streams, &pkt) < 0) {
6291d7e4 2477
9a414d89 2478 av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d\n",
e3245b26 2479 ist->file_index, ist->st->index);
6291d7e4
AK
2480 if (exit_on_error)
2481 exit_program(1);
2482 av_free_packet(&pkt);
b9630bcf 2483 continue;
6291d7e4
AK
2484 }
2485
2486 discard_packet:
2487 av_free_packet(&pkt);
2488
2489 /* dump report by using the output first video and audio streams */
c5ad2c2c 2490 print_report(output_files, output_streams, nb_output_streams, 0, timer_start);
6291d7e4
AK
2491 }
2492
2493 /* at the end of stream, we must flush the decoder buffers */
2494 for (i = 0; i < nb_input_streams; i++) {
2495 ist = &input_streams[i];
2496 if (ist->decoding_needed) {
4288e031 2497 output_packet(ist, i, output_streams, nb_output_streams, NULL);
6291d7e4
AK
2498 }
2499 }
b62b5cb6 2500 flush_encoders(output_streams, nb_output_streams);
6291d7e4
AK
2501
2502 term_exit();
2503
2504 /* write the trailer if needed and close file */
2505 for(i=0;i<nb_output_files;i++) {
af70aa45 2506 os = output_files[i].ctx;
6291d7e4
AK
2507 av_write_trailer(os);
2508 }
2509
2510 /* dump report by using the first video and audio streams */
c5ad2c2c 2511 print_report(output_files, output_streams, nb_output_streams, 1, timer_start);
6291d7e4
AK
2512
2513 /* close each encoder */
4288e031
AK
2514 for (i = 0; i < nb_output_streams; i++) {
2515 ost = &output_streams[i];
6291d7e4
AK
2516 if (ost->encoding_needed) {
2517 av_freep(&ost->st->codec->stats_in);
2518 avcodec_close(ost->st->codec);
2519 }
2520#if CONFIG_AVFILTER
2521 avfilter_graph_free(&ost->graph);
2522#endif
2523 }
2524
2525 /* close each decoder */
2526 for (i = 0; i < nb_input_streams; i++) {
2527 ist = &input_streams[i];
2528 if (ist->decoding_needed) {
2529 avcodec_close(ist->st->codec);
2530 }
2531 }
2532
2533 /* finished ! */
2534 ret = 0;
2535
2536 fail:
2537 av_freep(&bit_buffer);
b0c9e8e0 2538 av_freep(&no_packet);
6291d7e4 2539
4288e031
AK
2540 if (output_streams) {
2541 for (i = 0; i < nb_output_streams; i++) {
2542 ost = &output_streams[i];
6291d7e4 2543 if (ost) {
3d813e4c 2544 if (ost->stream_copy)
6291d7e4
AK
2545 av_freep(&ost->st->codec->extradata);
2546 if (ost->logfile) {
2547 fclose(ost->logfile);
2548 ost->logfile = NULL;
2549 }
2550 av_fifo_free(ost->fifo); /* works even if fifo is not
2551 initialized but set to zero */
2552 av_freep(&ost->st->codec->subtitle_header);
2553 av_free(ost->pict_tmp.data[0]);
2554 av_free(ost->forced_kf_pts);
2555 if (ost->video_resample)
2556 sws_freeContext(ost->img_resample_ctx);
2557 if (ost->resample)
2558 audio_resample_close(ost->resample);
2559 if (ost->reformat_ctx)
2560 av_audio_convert_free(ost->reformat_ctx);
2561 av_dict_free(&ost->opts);
6291d7e4
AK
2562 }
2563 }
6291d7e4
AK
2564 }
2565 return ret;
2566}
2567
ca46fde7 2568static double parse_frame_aspect_ratio(const char *arg)
6291d7e4
AK
2569{
2570 int x = 0, y = 0;
2571 double ar = 0;
2572 const char *p;
2573 char *end;
2574
2575 p = strchr(arg, ':');
2576 if (p) {
2577 x = strtol(arg, &end, 10);
2578 if (end == p)
2579 y = strtol(end+1, &end, 10);
2580 if (x > 0 && y > 0)
2581 ar = (double)x / (double)y;
2582 } else
2583 ar = strtod(arg, NULL);
2584
2585 if (!ar) {
e3245b26 2586 av_log(NULL, AV_LOG_FATAL, "Incorrect aspect ratio specification.\n");
ca46fde7 2587 exit_program(1);
6291d7e4 2588 }
ca46fde7 2589 return ar;
6291d7e4
AK
2590}
2591
35e6f8c1 2592static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2593{
35e6f8c1 2594 return parse_option(o, "codec:a", arg, options);
6291d7e4
AK
2595}
2596
35e6f8c1 2597static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2598{
35e6f8c1 2599 return parse_option(o, "codec:v", arg, options);
6291d7e4
AK
2600}
2601
35e6f8c1 2602static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2603{
35e6f8c1 2604 return parse_option(o, "codec:s", arg, options);
6291d7e4
AK
2605}
2606
35e6f8c1 2607static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2608{
35e6f8c1 2609 return parse_option(o, "codec:d", arg, options);
6291d7e4
AK
2610}
2611
575ec4e1 2612static int opt_map(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2613{
8d2e4a7e
AK
2614 StreamMap *m = NULL;
2615 int i, negative = 0, file_idx;
2616 int sync_file_idx = -1, sync_stream_idx;
2617 char *p, *sync;
2618 char *map;
6291d7e4 2619
8d2e4a7e
AK
2620 if (*arg == '-') {
2621 negative = 1;
2622 arg++;
2623 }
2624 map = av_strdup(arg);
6291d7e4 2625
8d2e4a7e
AK
2626 /* parse sync stream first, just pick first matching stream */
2627 if (sync = strchr(map, ',')) {
2628 *sync = 0;
2629 sync_file_idx = strtol(sync + 1, &sync, 0);
2630 if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
f24facd3 2631 av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
8d2e4a7e
AK
2632 exit_program(1);
2633 }
2634 if (*sync)
2635 sync++;
ed5b1326 2636 for (i = 0; i < input_files[sync_file_idx].nb_streams; i++)
8d2e4a7e
AK
2637 if (check_stream_specifier(input_files[sync_file_idx].ctx,
2638 input_files[sync_file_idx].ctx->streams[i], sync) == 1) {
2639 sync_stream_idx = i;
2640 break;
2641 }
ed5b1326 2642 if (i == input_files[sync_file_idx].nb_streams) {
f24facd3 2643 av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
8d2e4a7e
AK
2644 "match any streams.\n", arg);
2645 exit_program(1);
2646 }
2647 }
6291d7e4 2648
8d2e4a7e
AK
2649
2650 file_idx = strtol(map, &p, 0);
2651 if (file_idx >= nb_input_files || file_idx < 0) {
f24facd3 2652 av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
8d2e4a7e 2653 exit_program(1);
6291d7e4 2654 }
8d2e4a7e
AK
2655 if (negative)
2656 /* disable some already defined maps */
575ec4e1
AK
2657 for (i = 0; i < o->nb_stream_maps; i++) {
2658 m = &o->stream_maps[i];
e6674f68
AK
2659 if (file_idx == m->file_index &&
2660 check_stream_specifier(input_files[m->file_index].ctx,
8d2e4a7e
AK
2661 input_files[m->file_index].ctx->streams[m->stream_index],
2662 *p == ':' ? p + 1 : p) > 0)
2663 m->disabled = 1;
2664 }
2665 else
ed5b1326 2666 for (i = 0; i < input_files[file_idx].nb_streams; i++) {
8d2e4a7e
AK
2667 if (check_stream_specifier(input_files[file_idx].ctx, input_files[file_idx].ctx->streams[i],
2668 *p == ':' ? p + 1 : p) <= 0)
2669 continue;
575ec4e1
AK
2670 o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
2671 &o->nb_stream_maps, o->nb_stream_maps + 1);
2672 m = &o->stream_maps[o->nb_stream_maps - 1];
8d2e4a7e
AK
2673
2674 m->file_index = file_idx;
2675 m->stream_index = i;
2676
2677 if (sync_file_idx >= 0) {
2678 m->sync_file_index = sync_file_idx;
2679 m->sync_stream_index = sync_stream_idx;
2680 } else {
2681 m->sync_file_index = file_idx;
2682 m->sync_stream_index = i;
2683 }
2684 }
2685
2686 if (!m) {
f24facd3 2687 av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg);
8d2e4a7e
AK
2688 exit_program(1);
2689 }
2690
2691 av_freep(&map);
6291d7e4
AK
2692 return 0;
2693}
2694
4dbc6cee
AK
2695static int opt_attach(OptionsContext *o, const char *opt, const char *arg)
2696{
2697 o->attachments = grow_array(o->attachments, sizeof(*o->attachments),
2698 &o->nb_attachments, o->nb_attachments + 1);
2699 o->attachments[o->nb_attachments - 1] = arg;
2700 return 0;
2701}
2702
e6e6060c 2703static void parse_meta_type(char *arg, char *type, int *index)
6291d7e4 2704{
039267f1 2705 if (*arg) {
a2a38d96 2706 *type = *arg;
6291d7e4
AK
2707 switch (*arg) {
2708 case 'g':
2709 break;
2710 case 's':
2711 case 'c':
2712 case 'p':
e6e6060c
AK
2713 if (*(++arg) == ':')
2714 *index = strtol(++arg, NULL, 0);
6291d7e4
AK
2715 break;
2716 default:
e3245b26 2717 av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg);
6291d7e4
AK
2718 exit_program(1);
2719 }
2720 } else
2721 *type = 'g';
2722}
2723
847529f8 2724static int opt_map_metadata(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
2725{
2726 MetadataMap *m, *m1;
2727 char *p;
2728
847529f8
AK
2729 o->meta_data_maps = grow_array(o->meta_data_maps, sizeof(*o->meta_data_maps),
2730 &o->nb_meta_data_maps, o->nb_meta_data_maps + 1);
6291d7e4 2731
847529f8 2732 m = &o->meta_data_maps[o->nb_meta_data_maps - 1][1];
6291d7e4 2733 m->file = strtol(arg, &p, 0);
039267f1 2734 parse_meta_type(*p ? p + 1 : p, &m->type, &m->index);
6291d7e4 2735
847529f8 2736 m1 = &o->meta_data_maps[o->nb_meta_data_maps - 1][0];
e6e6060c 2737 if (p = strchr(opt, ':'))
039267f1 2738 parse_meta_type(p + 1, &m1->type, &m1->index);
e6e6060c
AK
2739 else
2740 m1->type = 'g';
6291d7e4
AK
2741
2742 if (m->type == 'g' || m1->type == 'g')
847529f8 2743 o->metadata_global_manual = 1;
6291d7e4 2744 if (m->type == 's' || m1->type == 's')
847529f8 2745 o->metadata_streams_manual = 1;
6291d7e4 2746 if (m->type == 'c' || m1->type == 'c')
847529f8 2747 o->metadata_chapters_manual = 1;
6291d7e4
AK
2748
2749 return 0;
2750}
2751
1b648c7c 2752static AVCodec *find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
169f0647
AK
2753{
2754 const char *codec_string = encoder ? "encoder" : "decoder";
2755 AVCodec *codec;
2756
169f0647
AK
2757 codec = encoder ?
2758 avcodec_find_encoder_by_name(name) :
2759 avcodec_find_decoder_by_name(name);
2760 if(!codec) {
f24facd3 2761 av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
169f0647
AK
2762 exit_program(1);
2763 }
2764 if(codec->type != type) {
f24facd3 2765 av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
169f0647
AK
2766 exit_program(1);
2767 }
1b648c7c 2768 return codec;
169f0647
AK
2769}
2770
1b648c7c 2771static AVCodec *choose_decoder(OptionsContext *o, AVFormatContext *s, AVStream *st)
169f0647 2772{
169f0647 2773 char *codec_name = NULL;
169f0647 2774
35e6f8c1 2775 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
1b648c7c
AK
2776 if (codec_name) {
2777 AVCodec *codec = find_codec_or_die(codec_name, st->codec->codec_type, 0);
2778 st->codec->codec_id = codec->id;
2779 return codec;
2780 } else
2781 return avcodec_find_decoder(st->codec->codec_id);
169f0647 2782}
6291d7e4 2783
88867844
AK
2784/**
2785 * Add all the streams from the given input file to the global
2786 * list of input streams.
2787 */
35e6f8c1 2788static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
88867844 2789{
33f75d72 2790 int i, rfps, rfps_base;
88867844
AK
2791
2792 for (i = 0; i < ic->nb_streams; i++) {
2793 AVStream *st = ic->streams[i];
2794 AVCodecContext *dec = st->codec;
2795 InputStream *ist;
2796
88867844
AK
2797 input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
2798 ist = &input_streams[nb_input_streams - 1];
2799 ist->st = st;
2800 ist->file_index = nb_input_files;
2801 ist->discard = 1;
2802 ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st);
2803
059fb8c8
AK
2804 ist->ts_scale = 1.0;
2805 MATCH_PER_STREAM_OPT(ts_scale, dbl, ist->ts_scale, ic, st);
88867844 2806
1b648c7c 2807 ist->dec = choose_decoder(o, ic, st);
88867844
AK
2808
2809 switch (dec->codec_type) {
2810 case AVMEDIA_TYPE_AUDIO:
2130981a 2811 if (o->audio_disable)
88867844
AK
2812 st->discard= AVDISCARD_ALL;
2813 break;
2814 case AVMEDIA_TYPE_VIDEO:
2815 rfps = ic->streams[i]->r_frame_rate.num;
2816 rfps_base = ic->streams[i]->r_frame_rate.den;
2817 if (dec->lowres) {
2818 dec->flags |= CODEC_FLAG_EMU_EDGE;
2819 dec->height >>= dec->lowres;
2820 dec->width >>= dec->lowres;
2821 }
88867844
AK
2822
2823 if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) {
2824
e3245b26
AK
2825 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",
2826 i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num,
2827 (float)rfps / rfps_base, rfps, rfps_base);
88867844
AK
2828 }
2829
2130981a 2830 if (o->video_disable)
88867844
AK
2831 st->discard= AVDISCARD_ALL;
2832 else if(video_discard)
2833 st->discard= video_discard;
2834 break;
2835 case AVMEDIA_TYPE_DATA:
2836 break;
2837 case AVMEDIA_TYPE_SUBTITLE:
2130981a 2838 if (o->subtitle_disable)
88867844
AK
2839 st->discard = AVDISCARD_ALL;
2840 break;
2841 case AVMEDIA_TYPE_ATTACHMENT:
2842 case AVMEDIA_TYPE_UNKNOWN:
2843 break;
2844 default:
2845 abort();
2846 }
2847 }
2848}
2849
a2c0b830
AK
2850static void assert_file_overwrite(const char *filename)
2851{
2852 if (!file_overwrite &&
2853 (strchr(filename, ':') == NULL || filename[1] == ':' ||
2854 av_strstart(filename, "file:", NULL))) {
2855 if (avio_check(filename, 0) == 0) {
2856 if (!using_stdin) {
2857 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
2858 fflush(stderr);
2859 if (!read_yesno()) {
2860 fprintf(stderr, "Not overwriting - exiting\n");
2861 exit_program(1);
2862 }
2863 }
2864 else {
2865 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
2866 exit_program(1);
2867 }
2868 }
2869 }
2870}
2871
2872static void dump_attachment(AVStream *st, const char *filename)
2873{
2874 int ret;
2875 AVIOContext *out = NULL;
2876 AVDictionaryEntry *e;
2877
2878 if (!st->codec->extradata_size) {
2879 av_log(NULL, AV_LOG_WARNING, "No extradata to dump in stream #%d:%d.\n",
2880 nb_input_files - 1, st->index);
2881 return;
2882 }
2883 if (!*filename && (e = av_dict_get(st->metadata, "filename", NULL, 0)))
2884 filename = e->value;
2885 if (!*filename) {
2886 av_log(NULL, AV_LOG_FATAL, "No filename specified and no 'filename' tag"
2887 "in stream #%d:%d.\n", nb_input_files - 1, st->index);
2888 exit_program(1);
2889 }
2890
2891 assert_file_overwrite(filename);
2892
2abe947a 2893 if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, &int_cb, NULL)) < 0) {
a2c0b830
AK
2894 av_log(NULL, AV_LOG_FATAL, "Could not open file %s for writing.\n",
2895 filename);
2896 exit_program(1);
2897 }
2898
2899 avio_write(out, st->codec->extradata, st->codec->extradata_size);
2900 avio_flush(out);
2901 avio_close(out);
2902}
2903
575ec4e1 2904static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
6291d7e4
AK
2905{
2906 AVFormatContext *ic;
2907 AVInputFormat *file_iformat = NULL;
88867844 2908 int err, i, ret;
6291d7e4
AK
2909 int64_t timestamp;
2910 uint8_t buf[128];
2911 AVDictionary **opts;
2912 int orig_nb_streams; // number of streams before avformat_find_stream_info
2913
7041bb3b
AK
2914 if (o->format) {
2915 if (!(file_iformat = av_find_input_format(o->format))) {
e3245b26 2916 av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format);
6291d7e4
AK
2917 exit_program(1);
2918 }
6291d7e4
AK
2919 }
2920
2921 if (!strcmp(filename, "-"))
2922 filename = "pipe:";
2923
2924 using_stdin |= !strncmp(filename, "pipe:", 5) ||
2925 !strcmp(filename, "/dev/stdin");
2926
2927 /* get default parameters from command line */
2928 ic = avformat_alloc_context();
2929 if (!ic) {
2930 print_error(filename, AVERROR(ENOMEM));
2931 exit_program(1);
2932 }
e2469ccf
AK
2933 if (o->nb_audio_sample_rate) {
2934 snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i);
6291d7e4
AK
2935 av_dict_set(&format_opts, "sample_rate", buf, 0);
2936 }
6a11686d
AK
2937 if (o->nb_audio_channels) {
2938 snprintf(buf, sizeof(buf), "%d", o->audio_channels[o->nb_audio_channels - 1].u.i);
6291d7e4
AK
2939 av_dict_set(&format_opts, "channels", buf, 0);
2940 }
91ea4811
AK
2941 if (o->nb_frame_rates) {
2942 av_dict_set(&format_opts, "framerate", o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
6291d7e4 2943 }
d4397b03
AK
2944 if (o->nb_frame_sizes) {
2945 av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
6291d7e4 2946 }
b2254d83
AK
2947 if (o->nb_frame_pix_fmts)
2948 av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
6291d7e4 2949
6291d7e4 2950 ic->flags |= AVFMT_FLAG_NONBLOCK;
2abe947a 2951 ic->interrupt_callback = int_cb;
6291d7e4
AK
2952
2953 /* open the input file with generic libav function */
2954 err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
2955 if (err < 0) {
2956 print_error(filename, err);
2957 exit_program(1);
2958 }
2959 assert_avoptions(format_opts);
2960
92f1940e
AK
2961 /* apply forced codec ids */
2962 for (i = 0; i < ic->nb_streams; i++)
1b648c7c 2963 choose_decoder(o, ic, ic->streams[i]);
92f1940e 2964
6291d7e4
AK
2965 /* Set AVCodecContext options for avformat_find_stream_info */
2966 opts = setup_find_stream_info_opts(ic, codec_opts);
2967 orig_nb_streams = ic->nb_streams;
2968
2969 /* If not enough info to get the stream parameters, we decode the
2970 first frames to get it. (used in mpeg case for example) */
2971 ret = avformat_find_stream_info(ic, opts);
e3245b26
AK
2972 if (ret < 0) {
2973 av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
6291d7e4
AK
2974 av_close_input_file(ic);
2975 exit_program(1);
2976 }
2977
6b779ccc 2978 timestamp = o->start_time;
6291d7e4
AK
2979 /* add the stream start time */
2980 if (ic->start_time != AV_NOPTS_VALUE)
2981 timestamp += ic->start_time;
2982
2983 /* if seeking requested, we execute it */
6b779ccc 2984 if (o->start_time != 0) {
6291d7e4
AK
2985 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2986 if (ret < 0) {
e3245b26
AK
2987 av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
2988 filename, (double)timestamp / AV_TIME_BASE);
6291d7e4 2989 }
6291d7e4
AK
2990 }
2991
2992 /* update the current parameters so that they match the one of the input stream */
35e6f8c1 2993 add_input_streams(o, ic);
6291d7e4
AK
2994
2995 /* dump the file content */
e3245b26 2996 av_dump_format(ic, nb_input_files, filename, 0);
6291d7e4
AK
2997
2998 input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
2999 input_files[nb_input_files - 1].ctx = ic;
3000 input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams;
6b779ccc 3001 input_files[nb_input_files - 1].ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
ed5b1326 3002 input_files[nb_input_files - 1].nb_streams = ic->nb_streams;
dc3e76f3 3003 input_files[nb_input_files - 1].rate_emu = o->rate_emu;
6291d7e4 3004
a2c0b830
AK
3005 for (i = 0; i < o->nb_dump_attachment; i++) {
3006 int j;
3007
3008 for (j = 0; j < ic->nb_streams; j++) {
3009 AVStream *st = ic->streams[j];
3010
3011 if (check_stream_specifier(ic, st, o->dump_attachment[i].specifier) == 1)
3012 dump_attachment(st, o->dump_attachment[i].u.str);
3013 }
3014 }
3015
6291d7e4
AK
3016 for (i = 0; i < orig_nb_streams; i++)
3017 av_dict_free(&opts[i]);
3018 av_freep(&opts);
575ec4e1
AK
3019
3020 reset_options(o);
6291d7e4
AK
3021 return 0;
3022}
3023
f233cfed
AK
3024static void parse_forced_key_frames(char *kf, OutputStream *ost,
3025 AVCodecContext *avctx)
3026{
3027 char *p;
3028 int n = 1, i;
3029 int64_t t;
3030
3031 for (p = kf; *p; p++)
3032 if (*p == ',')
3033 n++;
3034 ost->forced_kf_count = n;
3035 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
3036 if (!ost->forced_kf_pts) {
3037 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
3038 exit_program(1);
3039 }
3040 for (i = 0; i < n; i++) {
3041 p = i ? strchr(p, ',') + 1 : kf;
3042 t = parse_time_or_die("force_key_frames", p, 1);
3043 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
3044 }
3045}
3046
3ec34462
AK
3047static uint8_t *get_line(AVIOContext *s)
3048{
3049 AVIOContext *line;
3050 uint8_t *buf;
3051 char c;
3052
3053 if (avio_open_dyn_buf(&line) < 0) {
3054 av_log(NULL, AV_LOG_FATAL, "Could not alloc buffer for reading preset.\n");
3055 exit_program(1);
3056 }
3057
3058 while ((c = avio_r8(s)) && c != '\n')
3059 avio_w8(line, c);
3060 avio_w8(line, 0);
3061 avio_close_dyn_buf(line, &buf);
3062
3063 return buf;
3064}
3065
3066static int get_preset_file_2(const char *preset_name, const char *codec_name, AVIOContext **s)
3067{
3068 int i, ret = 1;
3069 char filename[1000];
3070 const char *base[3] = { getenv("AVCONV_DATADIR"),
3071 getenv("HOME"),
3072 AVCONV_DATADIR,
3073 };
3074
3075 for (i = 0; i < FF_ARRAY_ELEMS(base) && ret; i++) {
3076 if (!base[i])
3077 continue;
3078 if (codec_name) {
3079 snprintf(filename, sizeof(filename), "%s%s/%s-%s.avpreset", base[i],
3080 i != 1 ? "" : "/.avconv", codec_name, preset_name);
2abe947a 3081 ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
3ec34462
AK
3082 }
3083 if (ret) {
3084 snprintf(filename, sizeof(filename), "%s%s/%s.avpreset", base[i],
3085 i != 1 ? "" : "/.avconv", preset_name);
2abe947a 3086 ret = avio_open2(s, filename, AVIO_FLAG_READ, &int_cb, NULL);
3ec34462
AK
3087 }
3088 }
3089 return ret;
3090}
3091
1b648c7c
AK
3092static void choose_encoder(OptionsContext *o, AVFormatContext *s, OutputStream *ost)
3093{
3094 char *codec_name = NULL;
3095
3096 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st);
3097 if (!codec_name) {
3098 ost->st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename,
3099 NULL, ost->st->codec->codec_type);
3100 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
3101 } else if (!strcmp(codec_name, "copy"))
3d813e4c 3102 ost->stream_copy = 1;
1b648c7c
AK
3103 else {
3104 ost->enc = find_codec_or_die(codec_name, ost->st->codec->codec_type, 1);
3105 ost->st->codec->codec_id = ost->enc->id;
3106 }
3107}
3108
35e6f8c1 3109static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type)
169f0647
AK
3110{
3111 OutputStream *ost;
84ad31ff 3112 AVStream *st = avformat_new_stream(oc, NULL);
3ec34462 3113 int idx = oc->nb_streams - 1, ret = 0;
013887eb 3114 char *bsf = NULL, *next, *codec_tag = NULL;
d821cbe2 3115 AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
77d9c454 3116 double qscale = -1;
3ec34462
AK
3117 char *buf = NULL, *arg = NULL, *preset = NULL;
3118 AVIOContext *s = NULL;
169f0647
AK
3119
3120 if (!st) {
f24facd3 3121 av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
169f0647
AK
3122 exit_program(1);
3123 }
3124
84ad31ff
AK
3125 if (oc->nb_streams - 1 < o->nb_streamid_map)
3126 st->id = o->streamid_map[oc->nb_streams - 1];
3127
4288e031
AK
3128 output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
3129 nb_output_streams + 1);
3130 ost = &output_streams[nb_output_streams - 1];
40fc2810 3131 ost->file_index = nb_output_files;
169f0647
AK
3132 ost->index = idx;
3133 ost->st = st;
3134 st->codec->codec_type = type;
1b648c7c 3135 choose_encoder(o, oc, ost);
169f0647
AK
3136 if (ost->enc) {
3137 ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st);
3138 }
3139
3140 avcodec_get_context_defaults3(st->codec, ost->enc);
3141 st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy
3142
3ec34462
AK
3143 MATCH_PER_STREAM_OPT(presets, str, preset, oc, st);
3144 if (preset && (!(ret = get_preset_file_2(preset, ost->enc->name, &s)))) {
3145 do {
3146 buf = get_line(s);
3147 if (!buf[0] || buf[0] == '#') {
3148 av_free(buf);
3149 continue;
3150 }
3151 if (!(arg = strchr(buf, '='))) {
3152 av_log(NULL, AV_LOG_FATAL, "Invalid line found in the preset file.\n");
3153 exit_program(1);
3154 }
3155 *arg++ = 0;
3156 av_dict_set(&ost->opts, buf, arg, AV_DICT_DONT_OVERWRITE);
3157 av_free(buf);
3158 } while (!s->eof_reached);
3159 avio_close(s);
3160 }
3161 if (ret) {
3162 av_log(NULL, AV_LOG_FATAL,
3163 "Preset %s specified for stream %d:%d, but could not be opened.\n",
3164 preset, ost->file_index, ost->index);
3165 exit_program(1);
3166 }
3167
059fb8c8
AK
3168 ost->max_frames = INT64_MAX;
3169 MATCH_PER_STREAM_OPT(max_frames, i64, ost->max_frames, oc, st);
96139b5e 3170
d821cbe2
AK
3171 MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
3172 while (bsf) {
3173 if (next = strchr(bsf, ','))
3174 *next++ = 0;
3175 if (!(bsfc = av_bitstream_filter_init(bsf))) {
f24facd3 3176 av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf);
d821cbe2
AK
3177 exit_program(1);
3178 }
3179 if (bsfc_prev)
3180 bsfc_prev->next = bsfc;
3181 else
3182 ost->bitstream_filters = bsfc;
3183
3184 bsfc_prev = bsfc;
3185 bsf = next;
3186 }
3187
013887eb
AK
3188 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
3189 if (codec_tag) {
3190 uint32_t tag = strtol(codec_tag, &next, 0);
3191 if (*next)
3192 tag = AV_RL32(codec_tag);
3193 st->codec->codec_tag = tag;
3194 }
3195
77d9c454
AK
3196 MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
3197 if (qscale >= 0 || same_quant) {
3198 st->codec->flags |= CODEC_FLAG_QSCALE;
3199 st->codec->global_quality = FF_QP2LAMBDA * qscale;
3200 }
3201
becdce99
AK
3202 if (oc->oformat->flags & AVFMT_GLOBALHEADER)
3203 st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER;
3204
3b3ea346 3205 av_opt_get_int(sws_opts, "sws_flags", 0, &ost->sws_flags);
169f0647
AK
3206 return ost;
3207}
3208
2c2cff16
AK
3209static void parse_matrix_coeffs(uint16_t *dest, const char *str)
3210{
3211 int i;
3212 const char *p = str;
3213 for(i = 0;; i++) {
3214 dest[i] = atoi(p);
3215 if(i == 63)
3216 break;
3217 p = strchr(p, ',');
3218 if(!p) {
e3245b26 3219 av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
2c2cff16
AK
3220 exit_program(1);
3221 }
3222 p++;
3223 }
3224}
3225
35e6f8c1 3226static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3227{
3228 AVStream *st;
3229 OutputStream *ost;
3230 AVCodecContext *video_enc;
6291d7e4 3231
35e6f8c1 3232 ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO);
6291d7e4 3233 st = ost->st;
6291d7e4
AK
3234 video_enc = st->codec;
3235
3d813e4c 3236 if (!ost->stream_copy) {
0e68c783 3237 const char *p = NULL;
d4397b03 3238 char *forced_key_frames = NULL, *frame_rate = NULL, *frame_size = NULL;
b2254d83 3239 char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL;
8e5ce590 3240 char *intra_matrix = NULL, *inter_matrix = NULL, *filters = NULL;
059fb8c8 3241 int i;
6291d7e4 3242
91ea4811
AK
3243 MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
3244 if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
f24facd3 3245 av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
91ea4811
AK
3246 exit_program(1);
3247 }
6291d7e4 3248
d4397b03
AK
3249 MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
3250 if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
f24facd3 3251 av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
d4397b03
AK
3252 exit_program(1);
3253 }
3254
ca46fde7
AK
3255 MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
3256 if (frame_aspect_ratio)
3257 ost->frame_aspect_ratio = parse_frame_aspect_ratio(frame_aspect_ratio);
3258
b2254d83
AK
3259 MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
3260 if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) {
f24facd3 3261 av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
b2254d83
AK
3262 exit_program(1);
3263 }
6291d7e4
AK
3264 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
3265
2c2cff16
AK
3266 MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
3267 if (intra_matrix) {
3268 if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
f24facd3 3269 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
2c2cff16
AK
3270 exit_program(1);
3271 }
3272 parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
3273 }
3274 MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
3275 if (inter_matrix) {
3276 if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
f24facd3 3277 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
2c2cff16
AK
3278 exit_program(1);
3279 }
3280 parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
3281 }
6291d7e4 3282
0e68c783 3283 MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
6291d7e4
AK
3284 for(i=0; p; i++){
3285 int start, end, q;
3286 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3287 if(e!=3){
e3245b26 3288 av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
6291d7e4
AK
3289 exit_program(1);
3290 }
3291 video_enc->rc_override=
3292 av_realloc(video_enc->rc_override,
3293 sizeof(RcOverride)*(i+1));
3294 video_enc->rc_override[i].start_frame= start;
3295 video_enc->rc_override[i].end_frame = end;
3296 if(q>0){
3297 video_enc->rc_override[i].qscale= q;
3298 video_enc->rc_override[i].quality_factor= 1.0;
3299 }
3300 else{
3301 video_enc->rc_override[i].qscale= 0;
3302 video_enc->rc_override[i].quality_factor= -q/100.0;
3303 }
3304 p= strchr(p, '/');
3305 if(p) p++;
3306 }
3307 video_enc->rc_override_count=i;
3308 if (!video_enc->rc_initial_buffer_occupancy)
3309 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
6291d7e4
AK
3310 video_enc->intra_dc_precision= intra_dc_precision - 8;
3311
6291d7e4
AK
3312 /* two pass mode */
3313 if (do_pass) {
3314 if (do_pass == 1) {
3315 video_enc->flags |= CODEC_FLAG_PASS1;
3316 } else {
3317 video_enc->flags |= CODEC_FLAG_PASS2;
3318 }
3319 }
3320
7c029672 3321 MATCH_PER_STREAM_OPT(forced_key_frames, str, forced_key_frames, oc, st);
6291d7e4
AK
3322 if (forced_key_frames)
3323 parse_forced_key_frames(forced_key_frames, ost, video_enc);
bef737a7 3324
059fb8c8 3325 MATCH_PER_STREAM_OPT(force_fps, i, ost->force_fps, oc, st);
828e0bcb 3326
059fb8c8
AK
3327 ost->top_field_first = -1;
3328 MATCH_PER_STREAM_OPT(top_field_first, i, ost->top_field_first, oc, st);
8e5ce590 3329
a2aeeb22
AK
3330 MATCH_PER_STREAM_OPT(copy_initial_nonkeyframes, i, ost->copy_initial_nonkeyframes, oc ,st);
3331
8e5ce590
AK
3332#if CONFIG_AVFILTER
3333 MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
3334 if (filters)
3335 ost->avfilter = av_strdup(filters);
3336#endif
6291d7e4 3337 }
6291d7e4 3338
3d4f0dab 3339 return ost;
6291d7e4
AK
3340}
3341
35e6f8c1 3342static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3343{
3344 AVStream *st;
3345 OutputStream *ost;
6291d7e4 3346 AVCodecContext *audio_enc;
6291d7e4 3347
35e6f8c1 3348 ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO);
6291d7e4
AK
3349 st = ost->st;
3350
6291d7e4
AK
3351 audio_enc = st->codec;
3352 audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
3353
3d813e4c 3354 if (!ost->stream_copy) {
05bffc12
AK
3355 char *sample_fmt = NULL;
3356
6a11686d
AK
3357 MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
3358
05bffc12
AK
3359 MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
3360 if (sample_fmt &&
3361 (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
f24facd3 3362 av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
05bffc12
AK
3363 exit_program(1);
3364 }
3365
e2469ccf 3366 MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
6291d7e4 3367 }
6291d7e4 3368
3d4f0dab 3369 return ost;
6291d7e4
AK
3370}
3371
35e6f8c1 3372static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4 3373{
6291d7e4 3374 OutputStream *ost;
6291d7e4 3375
35e6f8c1 3376 ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA);
3d813e4c 3377 if (!ost->stream_copy) {
e3245b26 3378 av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n");
6291d7e4
AK
3379 exit_program(1);
3380 }
3381
3d4f0dab 3382 return ost;
6291d7e4
AK
3383}
3384
3ccd1580
AK
3385static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc)
3386{
3387 OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT);
3d813e4c 3388 ost->stream_copy = 1;
3ccd1580
AK
3389 return ost;
3390}
3391
35e6f8c1 3392static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3393{
3394 AVStream *st;
3395 OutputStream *ost;
6291d7e4 3396 AVCodecContext *subtitle_enc;
6291d7e4 3397
35e6f8c1 3398 ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE);
6291d7e4
AK
3399 st = ost->st;
3400 subtitle_enc = st->codec;
3401
6291d7e4
AK
3402 subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
3403
3d4f0dab 3404 return ost;
6291d7e4
AK
3405}
3406
3407/* arg format is "output-stream-index:streamid-value". */
495ecfd1 3408static int opt_streamid(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
3409{
3410 int idx;
3411 char *p;
3412 char idx_str[16];
3413
3414 av_strlcpy(idx_str, arg, sizeof(idx_str));
3415 p = strchr(idx_str, ':');
3416 if (!p) {
e3245b26
AK
3417 av_log(NULL, AV_LOG_FATAL,
3418 "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
3419 arg, opt);
6291d7e4
AK
3420 exit_program(1);
3421 }
3422 *p++ = '\0';
3423 idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, INT_MAX);
495ecfd1
AK
3424 o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
3425 o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
6291d7e4
AK
3426 return 0;
3427}
3428
847529f8 3429static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
86530f41 3430{
6b779ccc
AK
3431 AVFormatContext *is = ifile->ctx;
3432 AVFormatContext *os = ofile->ctx;
86530f41
AK
3433 int i;
3434
3435 for (i = 0; i < is->nb_chapters; i++) {
3436 AVChapter *in_ch = is->chapters[i], *out_ch;
6b779ccc 3437 int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
86530f41 3438 AV_TIME_BASE_Q, in_ch->time_base);
6b779ccc
AK
3439 int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
3440 av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
86530f41
AK
3441
3442
3443 if (in_ch->end < ts_off)
3444 continue;
3445 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
3446 break;
3447
3448 out_ch = av_mallocz(sizeof(AVChapter));
3449 if (!out_ch)
3450 return AVERROR(ENOMEM);
3451
3452 out_ch->id = in_ch->id;
3453 out_ch->time_base = in_ch->time_base;
3454 out_ch->start = FFMAX(0, in_ch->start - ts_off);
3455 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
3456
847529f8 3457 if (copy_metadata)
86530f41
AK
3458 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
3459
3460 os->nb_chapters++;
3461 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
3462 if (!os->chapters)
3463 return AVERROR(ENOMEM);
3464 os->chapters[os->nb_chapters - 1] = out_ch;
3465 }
3466 return 0;
3467}
3468
35e6f8c1 3469static int read_avserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
169f0647
AK
3470{
3471 int i, err;
2abe947a 3472 AVFormatContext *ic = avformat_alloc_context();
169f0647 3473
2abe947a 3474 ic->interrupt_callback = int_cb;
169f0647
AK
3475 err = avformat_open_input(&ic, filename, NULL, NULL);
3476 if (err < 0)
3477 return err;
3478 /* copy stream format */
3479 for(i=0;i<ic->nb_streams;i++) {
3480 AVStream *st;
3481 OutputStream *ost;
3482 AVCodec *codec;
3483
3484 codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
35e6f8c1 3485 ost = new_output_stream(o, s, codec->type);
169f0647
AK
3486 st = ost->st;
3487
3488 // FIXME: a more elegant solution is needed
3489 memcpy(st, ic->streams[i], sizeof(AVStream));
3490 st->info = NULL;
3491 avcodec_copy_context(st->codec, ic->streams[i]->codec);
3492
3d813e4c 3493 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !ost->stream_copy)
169f0647 3494 choose_sample_fmt(st, codec);
3d813e4c 3495 else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !ost->stream_copy)
169f0647 3496 choose_pixel_fmt(st, codec);
169f0647
AK
3497 }
3498
3499 av_close_input_file(ic);
3500 return 0;
3501}
3502
7cc8d638 3503static void opt_output_file(void *optctx, const char *filename)
6291d7e4 3504{
575ec4e1 3505 OptionsContext *o = optctx;
6291d7e4 3506 AVFormatContext *oc;
3d4f0dab 3507 int i, err;
6291d7e4 3508 AVOutputFormat *file_oformat;
3d4f0dab
AK
3509 OutputStream *ost;
3510 InputStream *ist;
6291d7e4
AK
3511
3512 if (!strcmp(filename, "-"))
3513 filename = "pipe:";
3514
3515 oc = avformat_alloc_context();
3516 if (!oc) {
3517 print_error(filename, AVERROR(ENOMEM));
3518 exit_program(1);
3519 }
3520
7041bb3b
AK
3521 if (o->format) {
3522 file_oformat = av_guess_format(o->format, NULL, NULL);
6291d7e4 3523 if (!file_oformat) {
e3245b26 3524 av_log(NULL, AV_LOG_FATAL, "Requested output format '%s' is not a suitable output format\n", o->format);
6291d7e4
AK
3525 exit_program(1);
3526 }
6291d7e4
AK
3527 } else {
3528 file_oformat = av_guess_format(NULL, filename, NULL);
3529 if (!file_oformat) {
e3245b26
AK
3530 av_log(NULL, AV_LOG_FATAL, "Unable to find a suitable output format for '%s'\n",
3531 filename);
6291d7e4
AK
3532 exit_program(1);
3533 }
3534 }
3535
3536 oc->oformat = file_oformat;
2abe947a 3537 oc->interrupt_callback = int_cb;
6291d7e4
AK
3538 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
3539
3540 if (!strcmp(file_oformat->name, "ffm") &&
3541 av_strstart(filename, "http:", NULL)) {
3542 /* special case for files sent to avserver: we get the stream
3543 parameters from avserver */
35e6f8c1 3544 int err = read_avserver_streams(o, oc, filename);
6291d7e4
AK
3545 if (err < 0) {
3546 print_error(filename, err);
3547 exit_program(1);
3548 }
575ec4e1 3549 } else if (!o->nb_stream_maps) {
3d4f0dab
AK
3550 /* pick the "best" stream of each type */
3551#define NEW_STREAM(type, index)\
3552 if (index >= 0) {\
35e6f8c1 3553 ost = new_ ## type ## _stream(o, oc);\
3d4f0dab
AK
3554 ost->source_index = index;\
3555 ost->sync_ist = &input_streams[index];\
3556 input_streams[index].discard = 0;\
3557 }
3558
3559 /* video: highest resolution */
2130981a 3560 if (!o->video_disable && oc->oformat->video_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3561 int area = 0, idx = -1;
3562 for (i = 0; i < nb_input_streams; i++) {
3563 ist = &input_streams[i];
3564 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
3565 ist->st->codec->width * ist->st->codec->height > area) {
3566 area = ist->st->codec->width * ist->st->codec->height;
3567 idx = i;
3568 }
3569 }
3570 NEW_STREAM(video, idx);
3571 }
3572
3573 /* audio: most channels */
2130981a 3574 if (!o->audio_disable && oc->oformat->audio_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3575 int channels = 0, idx = -1;
3576 for (i = 0; i < nb_input_streams; i++) {
3577 ist = &input_streams[i];
3578 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
3579 ist->st->codec->channels > channels) {
3580 channels = ist->st->codec->channels;
3581 idx = i;
3582 }
3583 }
3584 NEW_STREAM(audio, idx);
3585 }
3586
3587 /* subtitles: pick first */
2130981a 3588 if (!o->subtitle_disable && oc->oformat->subtitle_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3589 for (i = 0; i < nb_input_streams; i++)
3590 if (input_streams[i].st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
3591 NEW_STREAM(subtitle, i);
3592 break;
3593 }
3594 }
3595 /* do something with data? */
6291d7e4 3596 } else {
575ec4e1
AK
3597 for (i = 0; i < o->nb_stream_maps; i++) {
3598 StreamMap *map = &o->stream_maps[i];
3d4f0dab 3599
8d2e4a7e
AK
3600 if (map->disabled)
3601 continue;
3d4f0dab 3602
6cd9d0f7 3603 ist = &input_streams[input_files[map->file_index].ist_index + map->stream_index];
3d4f0dab 3604 switch (ist->st->codec->codec_type) {
35e6f8c1
AK
3605 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc); break;
3606 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc); break;
3607 case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream(o, oc); break;
3608 case AVMEDIA_TYPE_DATA: ost = new_data_stream(o, oc); break;
3ccd1580 3609 case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc); break;
3d4f0dab 3610 default:
9a414d89 3611 av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d:%d - unsupported type.\n",
3d4f0dab
AK
3612 map->file_index, map->stream_index);
3613 exit_program(1);
3614 }
3615
6cd9d0f7 3616 ost->source_index = input_files[map->file_index].ist_index + map->stream_index;
3d4f0dab
AK
3617 ost->sync_ist = &input_streams[input_files[map->sync_file_index].ist_index +
3618 map->sync_stream_index];
3619 ist->discard = 0;
3620 }
6291d7e4
AK
3621 }
3622
4dbc6cee
AK
3623 /* handle attached files */
3624 for (i = 0; i < o->nb_attachments; i++) {
3625 AVIOContext *pb;
3626 uint8_t *attachment;
3627 const char *p;
3628 int64_t len;
3629
2abe947a 3630 if ((err = avio_open2(&pb, o->attachments[i], AVIO_FLAG_READ, &int_cb, NULL)) < 0) {
4dbc6cee
AK
3631 av_log(NULL, AV_LOG_FATAL, "Could not open attachment file %s.\n",
3632 o->attachments[i]);
3633 exit_program(1);
3634 }
3635 if ((len = avio_size(pb)) <= 0) {
3636 av_log(NULL, AV_LOG_FATAL, "Could not get size of the attachment %s.\n",
3637 o->attachments[i]);
3638 exit_program(1);
3639 }
3640 if (!(attachment = av_malloc(len))) {
3641 av_log(NULL, AV_LOG_FATAL, "Attachment %s too large to fit into memory.\n",
3642 o->attachments[i]);
3643 exit_program(1);
3644 }
3645 avio_read(pb, attachment, len);
3646
3647 ost = new_attachment_stream(o, oc);
3648 ost->stream_copy = 0;
3649