avconv: change av_log verbosity from ERROR to FATAL for fatal errors.
[libav.git] / avconv.c
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1/*
2 * avconv main
3 * Copyright (c) 2000-2011 The libav developers.
4 *
5 * This file is part of Libav.
6 *
7 * Libav is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * Libav is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with Libav; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include "config.h"
23#include <ctype.h>
24#include <string.h>
25#include <math.h>
26#include <stdlib.h>
27#include <errno.h>
28#include <signal.h>
29#include <limits.h>
30#include <unistd.h>
31#include "libavformat/avformat.h"
32#include "libavdevice/avdevice.h"
33#include "libswscale/swscale.h"
34#include "libavutil/opt.h"
35#include "libavcodec/audioconvert.h"
36#include "libavutil/audioconvert.h"
37#include "libavutil/parseutils.h"
38#include "libavutil/samplefmt.h"
39#include "libavutil/colorspace.h"
40#include "libavutil/fifo.h"
41#include "libavutil/intreadwrite.h"
42#include "libavutil/dict.h"
43#include "libavutil/mathematics.h"
44#include "libavutil/pixdesc.h"
45#include "libavutil/avstring.h"
46#include "libavutil/libm.h"
47#include "libavformat/os_support.h"
48
49#if CONFIG_AVFILTER
50# include "libavfilter/avfilter.h"
51# include "libavfilter/avfiltergraph.h"
52# include "libavfilter/vsrc_buffer.h"
53#endif
54
55#if HAVE_SYS_RESOURCE_H
56#include <sys/types.h>
57#include <sys/time.h>
58#include <sys/resource.h>
59#elif HAVE_GETPROCESSTIMES
60#include <windows.h>
61#endif
62#if HAVE_GETPROCESSMEMORYINFO
63#include <windows.h>
64#include <psapi.h>
65#endif
66
67#if HAVE_SYS_SELECT_H
68#include <sys/select.h>
69#endif
70
71#include <time.h>
72
73#include "cmdutils.h"
74
75#include "libavutil/avassert.h"
76
77const char program_name[] = "avconv";
78const int program_birth_year = 2000;
79
80/* select an input stream for an output stream */
81typedef struct StreamMap {
8d2e4a7e 82 int disabled; /** 1 is this mapping is disabled by a negative map */
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83 int file_index;
84 int stream_index;
85 int sync_file_index;
86 int sync_stream_index;
87} StreamMap;
88
89/**
90 * select an input file for an output file
91 */
92typedef struct MetadataMap {
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93 int file; ///< file index
94 char type; ///< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
95 int index; ///< stream/chapter/program number
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96} MetadataMap;
97
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98static const OptionDef options[];
99
6291d7e4 100static int video_discard = 0;
f4ad238c 101static int same_quant = 0;
6291d7e4 102static int do_deinterlace = 0;
6291d7e4 103static int intra_dc_precision = 8;
6291d7e4 104static int qp_hist = 0;
6291d7e4 105
6291d7e4 106static int file_overwrite = 0;
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107static int do_benchmark = 0;
108static int do_hex_dump = 0;
109static int do_pkt_dump = 0;
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110static int do_pass = 0;
111static char *pass_logfilename_prefix = NULL;
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112static int video_sync_method= -1;
113static int audio_sync_method= 0;
114static float audio_drift_threshold= 0.1;
115static int copy_ts= 0;
116static int copy_tb;
117static int opt_shortest = 0;
118static char *vstats_filename;
119static FILE *vstats_file;
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120static int copy_initial_nonkeyframes = 0;
121
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122static int audio_volume = 256;
123
124static int exit_on_error = 0;
125static int using_stdin = 0;
126static int verbose = 1;
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127static int64_t video_size = 0;
128static int64_t audio_size = 0;
129static int64_t extra_size = 0;
130static int nb_frames_dup = 0;
131static int nb_frames_drop = 0;
132static int input_sync;
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133
134static float dts_delta_threshold = 10;
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
140static short *samples;
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
226 int sws_flags;
227 AVDictionary *opts;
ef44a607 228 int is_past_recording_time;
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229} OutputStream;
230
6291d7e4 231
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232typedef struct OutputFile {
233 AVFormatContext *ctx;
234 AVDictionary *opts;
4288e031 235 int ost_index; /* index of the first stream in output_streams */
ef44a607 236 int64_t recording_time; /* desired length of the resulting file in microseconds */
ea065176 237 int64_t start_time; /* start time in microseconds */
f21f294e 238 uint64_t limit_filesize;
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239} OutputFile;
240
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241static InputStream *input_streams = NULL;
242static int nb_input_streams = 0;
243static InputFile *input_files = NULL;
244static int nb_input_files = 0;
245
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246static OutputStream *output_streams = NULL;
247static int nb_output_streams = 0;
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248static OutputFile *output_files = NULL;
249static int nb_output_files = 0;
250
575ec4e1 251typedef struct OptionsContext {
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252 /* input/output options */
253 int64_t start_time;
7041bb3b 254 const char *format;
6b779ccc 255
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256 SpecifierOpt *codec_names;
257 int nb_codec_names;
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258 SpecifierOpt *audio_channels;
259 int nb_audio_channels;
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260 SpecifierOpt *audio_sample_rate;
261 int nb_audio_sample_rate;
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262 SpecifierOpt *frame_rates;
263 int nb_frame_rates;
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264 SpecifierOpt *frame_sizes;
265 int nb_frame_sizes;
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266 SpecifierOpt *frame_pix_fmts;
267 int nb_frame_pix_fmts;
35e6f8c1 268
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269 /* input options */
270 int64_t input_ts_offset;
f4805328 271 int rate_emu;
6b779ccc 272
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273 SpecifierOpt *ts_scale;
274 int nb_ts_scale;
275
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276 /* output options */
277 StreamMap *stream_maps;
278 int nb_stream_maps;
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279 /* first item specifies output metadata, second is input */
280 MetadataMap (*meta_data_maps)[2];
281 int nb_meta_data_maps;
282 int metadata_global_manual;
283 int metadata_streams_manual;
284 int metadata_chapters_manual;
6b779ccc 285
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286 int chapters_input_file;
287
6b779ccc 288 int64_t recording_time;
13ccba50 289 uint64_t limit_filesize;
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290 float mux_preload;
291 float mux_max_delay;
039267f1 292
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293 int video_disable;
294 int audio_disable;
295 int subtitle_disable;
296 int data_disable;
297
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298 /* indexed by output file stream index */
299 int *streamid_map;
300 int nb_streamid_map;
301
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302 SpecifierOpt *metadata;
303 int nb_metadata;
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304 SpecifierOpt *max_frames;
305 int nb_max_frames;
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306 SpecifierOpt *bitstream_filters;
307 int nb_bitstream_filters;
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308 SpecifierOpt *codec_tags;
309 int nb_codec_tags;
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310 SpecifierOpt *sample_fmts;
311 int nb_sample_fmts;
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312 SpecifierOpt *qscale;
313 int nb_qscale;
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314 SpecifierOpt *forced_key_frames;
315 int nb_forced_key_frames;
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316 SpecifierOpt *force_fps;
317 int nb_force_fps;
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318 SpecifierOpt *frame_aspect_ratios;
319 int nb_frame_aspect_ratios;
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320 SpecifierOpt *rc_overrides;
321 int nb_rc_overrides;
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322 SpecifierOpt *intra_matrices;
323 int nb_intra_matrices;
324 SpecifierOpt *inter_matrices;
325 int nb_inter_matrices;
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326 SpecifierOpt *top_field_first;
327 int nb_top_field_first;
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328#if CONFIG_AVFILTER
329 SpecifierOpt *filters;
330 int nb_filters;
331#endif
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332} OptionsContext;
333
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334#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
335{\
336 int i, ret;\
337 for (i = 0; i < o->nb_ ## name; i++) {\
338 char *spec = o->name[i].specifier;\
339 if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\
340 outvar = o->name[i].u.type;\
341 else if (ret < 0)\
342 exit_program(1);\
343 }\
344}
345
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346static void reset_options(OptionsContext *o)
347{
348 const OptionDef *po = options;
349
350 /* all OPT_SPEC and OPT_STRING can be freed in generic way */
351 while (po->name) {
352 void *dst = (uint8_t*)o + po->u.off;
353
354 if (po->flags & OPT_SPEC) {
355 SpecifierOpt **so = dst;
356 int i, *count = (int*)(so + 1);
357 for (i = 0; i < *count; i++) {
358 av_freep(&(*so)[i].specifier);
359 if (po->flags & OPT_STRING)
360 av_freep(&(*so)[i].u.str);
361 }
362 av_freep(so);
363 *count = 0;
364 } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
365 av_freep(dst);
366 po++;
367 }
368
369 av_freep(&o->stream_maps);
847529f8 370 av_freep(&o->meta_data_maps);
495ecfd1 371 av_freep(&o->streamid_map);
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372
373 memset(o, 0, sizeof(*o));
6b779ccc 374
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375 o->mux_preload = 0.5;
376 o->mux_max_delay = 0.7;
6b779ccc 377 o->recording_time = INT64_MAX;
13ccba50 378 o->limit_filesize = UINT64_MAX;
c5bb372e 379 o->chapters_input_file = INT_MAX;
6b779ccc 380
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381 uninit_opts();
382 init_opts();
383}
384
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385#if CONFIG_AVFILTER
386
387static int configure_video_filters(InputStream *ist, OutputStream *ost)
388{
389 AVFilterContext *last_filter, *filter;
390 /** filter graph containing all filters including input & output */
391 AVCodecContext *codec = ost->st->codec;
392 AVCodecContext *icodec = ist->st->codec;
393 FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt };
394 AVRational sample_aspect_ratio;
395 char args[255];
396 int ret;
397
398 ost->graph = avfilter_graph_alloc();
399
400 if (ist->st->sample_aspect_ratio.num){
401 sample_aspect_ratio = ist->st->sample_aspect_ratio;
402 }else
403 sample_aspect_ratio = ist->st->codec->sample_aspect_ratio;
404
405 snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width,
406 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE,
407 sample_aspect_ratio.num, sample_aspect_ratio.den);
408
409 ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"),
410 "src", args, NULL, ost->graph);
411 if (ret < 0)
412 return ret;
413 ret = avfilter_graph_create_filter(&ost->output_video_filter, &ffsink,
414 "out", NULL, &ffsink_ctx, ost->graph);
415 if (ret < 0)
416 return ret;
417 last_filter = ost->input_video_filter;
418
419 if (codec->width != icodec->width || codec->height != icodec->height) {
420 snprintf(args, 255, "%d:%d:flags=0x%X",
421 codec->width,
422 codec->height,
423 ost->sws_flags);
424 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
425 NULL, args, NULL, ost->graph)) < 0)
426 return ret;
427 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
428 return ret;
429 last_filter = filter;
430 }
431
432 snprintf(args, sizeof(args), "flags=0x%X", ost->sws_flags);
433 ost->graph->scale_sws_opts = av_strdup(args);
434
435 if (ost->avfilter) {
436 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
437 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
438
439 outputs->name = av_strdup("in");
440 outputs->filter_ctx = last_filter;
441 outputs->pad_idx = 0;
442 outputs->next = NULL;
443
444 inputs->name = av_strdup("out");
445 inputs->filter_ctx = ost->output_video_filter;
446 inputs->pad_idx = 0;
447 inputs->next = NULL;
448
449 if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0)
450 return ret;
451 av_freep(&ost->avfilter);
452 } else {
453 if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0)
454 return ret;
455 }
456
457 if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0)
458 return ret;
459
460 codec->width = ost->output_video_filter->inputs[0]->w;
461 codec->height = ost->output_video_filter->inputs[0]->h;
462 codec->sample_aspect_ratio = ost->st->sample_aspect_ratio =
bb337b4f 463 ost->frame_aspect_ratio ? // overridden by the -aspect cli option
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464 av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) :
465 ost->output_video_filter->inputs[0]->sample_aspect_ratio;
466
467 return 0;
468}
469#endif /* CONFIG_AVFILTER */
470
471static void term_exit(void)
472{
473 av_log(NULL, AV_LOG_QUIET, "");
474}
475
476static volatile int received_sigterm = 0;
477static volatile int received_nb_signals = 0;
478
479static void
480sigterm_handler(int sig)
481{
482 received_sigterm = sig;
483 received_nb_signals++;
484 term_exit();
485}
486
487static void term_init(void)
488{
489 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
490 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
491#ifdef SIGXCPU
492 signal(SIGXCPU, sigterm_handler);
493#endif
494}
495
496static int decode_interrupt_cb(void)
497{
498 return received_nb_signals > 1;
499}
500
dad09ff9 501void exit_program(int ret)
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502{
503 int i;
504
505 /* close files */
506 for(i=0;i<nb_output_files;i++) {
af70aa45 507 AVFormatContext *s = output_files[i].ctx;
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508 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
509 avio_close(s->pb);
510 avformat_free_context(s);
af70aa45 511 av_dict_free(&output_files[i].opts);
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512 }
513 for(i=0;i<nb_input_files;i++) {
514 av_close_input_file(input_files[i].ctx);
515 }
516 for (i = 0; i < nb_input_streams; i++)
517 av_dict_free(&input_streams[i].opts);
518
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519 if (vstats_file)
520 fclose(vstats_file);
521 av_free(vstats_filename);
522
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523 av_freep(&input_streams);
524 av_freep(&input_files);
4288e031 525 av_freep(&output_streams);
af70aa45 526 av_freep(&output_files);
6291d7e4 527
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528 uninit_opts();
529 av_free(audio_buf);
530 av_free(audio_out);
531 allocated_audio_buf_size= allocated_audio_out_size= 0;
532 av_free(samples);
533
534#if CONFIG_AVFILTER
535 avfilter_uninit();
536#endif
537
538 if (received_sigterm) {
539 fprintf(stderr,
540 "Received signal %d: terminating.\n",
541 (int) received_sigterm);
542 exit (255);
543 }
544
545 exit(ret); /* not all OS-es handle main() return value */
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546}
547
548static void assert_avoptions(AVDictionary *m)
549{
550 AVDictionaryEntry *t;
551 if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
f24facd3 552 av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key);
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553 exit_program(1);
554 }
555}
556
557static void assert_codec_experimental(AVCodecContext *c, int encoder)
558{
559 const char *codec_string = encoder ? "encoder" : "decoder";
560 AVCodec *codec;
561 if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
562 c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
f24facd3 563 av_log(NULL, AV_LOG_FATAL, "%s '%s' is experimental and might produce bad "
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564 "results.\nAdd '-strict experimental' if you want to use it.\n",
565 codec_string, c->codec->name);
566 codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id);
567 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
f24facd3 568 av_log(NULL, AV_LOG_FATAL, "Or use the non experimental %s '%s'.\n",
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569 codec_string, codec->name);
570 exit_program(1);
571 }
572}
573
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574static void choose_sample_fmt(AVStream *st, AVCodec *codec)
575{
576 if(codec && codec->sample_fmts){
577 const enum AVSampleFormat *p= codec->sample_fmts;
578 for(; *p!=-1; p++){
579 if(*p == st->codec->sample_fmt)
580 break;
581 }
582 if (*p == -1) {
583 av_log(NULL, AV_LOG_WARNING,
584 "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
585 av_get_sample_fmt_name(st->codec->sample_fmt),
586 codec->name,
587 av_get_sample_fmt_name(codec->sample_fmts[0]));
588 st->codec->sample_fmt = codec->sample_fmts[0];
589 }
590 }
591}
592
593/**
594 * Update the requested input sample format based on the output sample format.
595 * This is currently only used to request float output from decoders which
596 * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT.
597 * Ideally this will be removed in the future when decoders do not do format
598 * conversion and only output in their native format.
599 */
600static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
601 AVCodecContext *enc)
602{
603 /* if sample formats match or a decoder sample format has already been
604 requested, just return */
605 if (enc->sample_fmt == dec->sample_fmt ||
606 dec->request_sample_fmt > AV_SAMPLE_FMT_NONE)
607 return;
608
609 /* if decoder supports more than one output format */
610 if (dec_codec && dec_codec->sample_fmts &&
611 dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
612 dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
613 const enum AVSampleFormat *p;
614 int min_dec = -1, min_inc = -1;
615
616 /* find a matching sample format in the encoder */
617 for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) {
618 if (*p == enc->sample_fmt) {
619 dec->request_sample_fmt = *p;
620 return;
621 } else if (*p > enc->sample_fmt) {
622 min_inc = FFMIN(min_inc, *p - enc->sample_fmt);
623 } else
624 min_dec = FFMIN(min_dec, enc->sample_fmt - *p);
625 }
626
627 /* if none match, provide the one that matches quality closest */
628 dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc :
629 enc->sample_fmt - min_dec;
630 }
631}
632
633static void choose_sample_rate(AVStream *st, AVCodec *codec)
634{
635 if(codec && codec->supported_samplerates){
636 const int *p= codec->supported_samplerates;
637 int best=0;
638 int best_dist=INT_MAX;
639 for(; *p; p++){
640 int dist= abs(st->codec->sample_rate - *p);
641 if(dist < best_dist){
642 best_dist= dist;
643 best= *p;
644 }
645 }
646 if(best_dist){
647 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
648 }
649 st->codec->sample_rate= best;
650 }
651}
652
653static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
654{
655 if(codec && codec->pix_fmts){
656 const enum PixelFormat *p= codec->pix_fmts;
657 if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
658 if(st->codec->codec_id==CODEC_ID_MJPEG){
659 p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
660 }else if(st->codec->codec_id==CODEC_ID_LJPEG){
661 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};
662 }
663 }
664 for(; *p!=-1; p++){
665 if(*p == st->codec->pix_fmt)
666 break;
667 }
668 if (*p == -1) {
669 if(st->codec->pix_fmt != PIX_FMT_NONE)
670 av_log(NULL, AV_LOG_WARNING,
671 "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
672 av_pix_fmt_descriptors[st->codec->pix_fmt].name,
673 codec->name,
674 av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
675 st->codec->pix_fmt = codec->pix_fmts[0];
676 }
677 }
678}
679
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680static double
681get_sync_ipts(const OutputStream *ost)
682{
683 const InputStream *ist = ost->sync_ist;
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684 OutputFile *of = &output_files[ost->file_index];
685 return (double)(ist->pts - of->start_time)/AV_TIME_BASE;
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686}
687
688static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
689 int ret;
690
691 while(bsfc){
692 AVPacket new_pkt= *pkt;
693 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
694 &new_pkt.data, &new_pkt.size,
695 pkt->data, pkt->size,
696 pkt->flags & AV_PKT_FLAG_KEY);
697 if(a>0){
698 av_free_packet(pkt);
699 new_pkt.destruct= av_destruct_packet;
700 } else if(a<0){
701 fprintf(stderr, "%s failed for stream %d, codec %s",
702 bsfc->filter->name, pkt->stream_index,
703 avctx->codec ? avctx->codec->name : "copy");
704 print_error("", a);
705 if (exit_on_error)
706 exit_program(1);
707 }
708 *pkt= new_pkt;
709
710 bsfc= bsfc->next;
711 }
712
713 ret= av_interleaved_write_frame(s, pkt);
714 if(ret < 0){
715 print_error("av_interleaved_write_frame()", ret);
716 exit_program(1);
717 }
718}
719
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720static void do_audio_out(AVFormatContext *s,
721 OutputStream *ost,
722 InputStream *ist,
723 unsigned char *buf, int size)
724{
725 uint8_t *buftmp;
726 int64_t audio_out_size, audio_buf_size;
727 int64_t allocated_for_size= size;
728
729 int size_out, frame_bytes, ret, resample_changed;
730 AVCodecContext *enc= ost->st->codec;
731 AVCodecContext *dec= ist->st->codec;
732 int osize = av_get_bytes_per_sample(enc->sample_fmt);
733 int isize = av_get_bytes_per_sample(dec->sample_fmt);
734 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
735
736need_realloc:
737 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
738 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
739 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
740 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
741 audio_buf_size*= osize*enc->channels;
742
743 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
744 if(coded_bps > 8*osize)
745 audio_out_size= audio_out_size * coded_bps / (8*osize);
746 audio_out_size += FF_MIN_BUFFER_SIZE;
747
748 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
749 fprintf(stderr, "Buffer sizes too large\n");
750 exit_program(1);
751 }
752
753 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
754 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
755 if (!audio_buf || !audio_out){
756 fprintf(stderr, "Out of memory in do_audio_out\n");
757 exit_program(1);
758 }
759
760 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
761 ost->audio_resample = 1;
762
763 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
764 ost->resample_channels != dec->channels ||
765 ost->resample_sample_rate != dec->sample_rate;
766
767 if ((ost->audio_resample && !ost->resample) || resample_changed) {
768 if (resample_changed) {
769 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",
770 ist->file_index, ist->st->index,
771 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
772 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
773 ost->resample_sample_fmt = dec->sample_fmt;
774 ost->resample_channels = dec->channels;
775 ost->resample_sample_rate = dec->sample_rate;
776 if (ost->resample)
777 audio_resample_close(ost->resample);
778 }
779 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
780 if (audio_sync_method <= 1 &&
781 ost->resample_sample_fmt == enc->sample_fmt &&
782 ost->resample_channels == enc->channels &&
783 ost->resample_sample_rate == enc->sample_rate) {
784 ost->resample = NULL;
785 ost->audio_resample = 0;
786 } else if (ost->audio_resample) {
787 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
788 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
789 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
790 enc->sample_rate, dec->sample_rate,
791 enc->sample_fmt, dec->sample_fmt,
792 16, 10, 0, 0.8);
793 if (!ost->resample) {
794 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
795 dec->channels, dec->sample_rate,
796 enc->channels, enc->sample_rate);
797 exit_program(1);
798 }
799 }
800 }
801
802#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
803 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
804 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
805 if (ost->reformat_ctx)
806 av_audio_convert_free(ost->reformat_ctx);
807 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
808 dec->sample_fmt, 1, NULL, 0);
809 if (!ost->reformat_ctx) {
810 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
811 av_get_sample_fmt_name(dec->sample_fmt),
812 av_get_sample_fmt_name(enc->sample_fmt));
813 exit_program(1);
814 }
815 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
816 }
817
818 if(audio_sync_method){
819 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
820 - av_fifo_size(ost->fifo)/(enc->channels * 2);
821 double idelta= delta*dec->sample_rate / enc->sample_rate;
822 int byte_delta= ((int)idelta)*2*dec->channels;
823
824 //FIXME resample delay
825 if(fabs(delta) > 50){
826 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
827 if(byte_delta < 0){
828 byte_delta= FFMAX(byte_delta, -size);
829 size += byte_delta;
830 buf -= byte_delta;
831 if(verbose > 2)
832 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
833 if(!size)
834 return;
835 ist->is_start=0;
836 }else{
837 static uint8_t *input_tmp= NULL;
838 input_tmp= av_realloc(input_tmp, byte_delta + size);
839
840 if(byte_delta > allocated_for_size - size){
841 allocated_for_size= byte_delta + (int64_t)size;
842 goto need_realloc;
843 }
844 ist->is_start=0;
845
846 memset(input_tmp, 0, byte_delta);
847 memcpy(input_tmp + byte_delta, buf, size);
848 buf= input_tmp;
849 size += byte_delta;
850 if(verbose > 2)
851 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
852 }
853 }else if(audio_sync_method>1){
854 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
855 av_assert0(ost->audio_resample);
856 if(verbose > 2)
857 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
858// 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));
859 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
860 }
861 }
862 }else
863 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
864 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
865
866 if (ost->audio_resample) {
867 buftmp = audio_buf;
868 size_out = audio_resample(ost->resample,
869 (short *)buftmp, (short *)buf,
870 size / (dec->channels * isize));
871 size_out = size_out * enc->channels * osize;
872 } else {
873 buftmp = buf;
874 size_out = size;
875 }
876
877 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
878 const void *ibuf[6]= {buftmp};
879 void *obuf[6]= {audio_buf};
880 int istride[6]= {isize};
881 int ostride[6]= {osize};
882 int len= size_out/istride[0];
883 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
884 printf("av_audio_convert() failed\n");
885 if (exit_on_error)
886 exit_program(1);
887 return;
888 }
889 buftmp = audio_buf;
890 size_out = len*osize;
891 }
892
893 /* now encode as many frames as possible */
894 if (enc->frame_size > 1) {
895 /* output resampled raw samples */
896 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
897 fprintf(stderr, "av_fifo_realloc2() failed\n");
898 exit_program(1);
899 }
900 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
901
902 frame_bytes = enc->frame_size * osize * enc->channels;
903
904 while (av_fifo_size(ost->fifo) >= frame_bytes) {
905 AVPacket pkt;
906 av_init_packet(&pkt);
907
908 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
909
910 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
911
912 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
913 (short *)audio_buf);
914 if (ret < 0) {
915 fprintf(stderr, "Audio encoding failed\n");
916 exit_program(1);
917 }
918 audio_size += ret;
919 pkt.stream_index= ost->index;
920 pkt.data= audio_out;
921 pkt.size= ret;
922 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
923 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
924 pkt.flags |= AV_PKT_FLAG_KEY;
925 write_frame(s, &pkt, enc, ost->bitstream_filters);
926
927 ost->sync_opts += enc->frame_size;
928 }
929 } else {
930 AVPacket pkt;
931 av_init_packet(&pkt);
932
933 ost->sync_opts += size_out / (osize * enc->channels);
934
935 /* output a pcm frame */
936 /* determine the size of the coded buffer */
937 size_out /= osize;
938 if (coded_bps)
939 size_out = size_out*coded_bps/8;
940
941 if(size_out > audio_out_size){
942 fprintf(stderr, "Internal error, buffer size too small\n");
943 exit_program(1);
944 }
945
946 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
947 ret = avcodec_encode_audio(enc, audio_out, size_out,
948 (short *)buftmp);
949 if (ret < 0) {
950 fprintf(stderr, "Audio encoding failed\n");
951 exit_program(1);
952 }
953 audio_size += ret;
954 pkt.stream_index= ost->index;
955 pkt.data= audio_out;
956 pkt.size= ret;
957 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
958 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
959 pkt.flags |= AV_PKT_FLAG_KEY;
960 write_frame(s, &pkt, enc, ost->bitstream_filters);
961 }
962}
963
964static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
965{
966 AVCodecContext *dec;
967 AVPicture *picture2;
968 AVPicture picture_tmp;
969 uint8_t *buf = 0;
970
971 dec = ist->st->codec;
972
973 /* deinterlace : must be done before any resize */
974 if (do_deinterlace) {
975 int size;
976
977 /* create temporary picture */
978 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
979 buf = av_malloc(size);
980 if (!buf)
981 return;
982
983 picture2 = &picture_tmp;
984 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
985
986 if(avpicture_deinterlace(picture2, picture,
987 dec->pix_fmt, dec->width, dec->height) < 0) {
988 /* if error, do not deinterlace */
989 fprintf(stderr, "Deinterlacing failed\n");
990 av_free(buf);
991 buf = NULL;
992 picture2 = picture;
993 }
994 } else {
995 picture2 = picture;
996 }
997
998 if (picture != picture2)
999 *picture = *picture2;
1000 *bufp = buf;
1001}
1002
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1003static void do_subtitle_out(AVFormatContext *s,
1004 OutputStream *ost,
1005 InputStream *ist,
1006 AVSubtitle *sub,
1007 int64_t pts)
1008{
1009 static uint8_t *subtitle_out = NULL;
1010 int subtitle_out_max_size = 1024 * 1024;
1011 int subtitle_out_size, nb, i;
1012 AVCodecContext *enc;
1013 AVPacket pkt;
1014
1015 if (pts == AV_NOPTS_VALUE) {
1016 fprintf(stderr, "Subtitle packets must have a pts\n");
1017 if (exit_on_error)
1018 exit_program(1);
1019 return;
1020 }
1021
1022 enc = ost->st->codec;
1023
1024 if (!subtitle_out) {
1025 subtitle_out = av_malloc(subtitle_out_max_size);
1026 }
1027
1028 /* Note: DVB subtitle need one packet to draw them and one other
1029 packet to clear them */
1030 /* XXX: signal it in the codec context ? */
1031 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1032 nb = 2;
1033 else
1034 nb = 1;
1035
1036 for(i = 0; i < nb; i++) {
1037 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
1038 // start_display_time is required to be 0
1039 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1040 sub->end_display_time -= sub->start_display_time;
1041 sub->start_display_time = 0;
1042 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
1043 subtitle_out_max_size, sub);
1044 if (subtitle_out_size < 0) {
1045 fprintf(stderr, "Subtitle encoding failed\n");
1046 exit_program(1);
1047 }
1048
1049 av_init_packet(&pkt);
1050 pkt.stream_index = ost->index;
1051 pkt.data = subtitle_out;
1052 pkt.size = subtitle_out_size;
1053 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
1054 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1055 /* XXX: the pts correction is handled here. Maybe handling
1056 it in the codec would be better */
1057 if (i == 0)
1058 pkt.pts += 90 * sub->start_display_time;
1059 else
1060 pkt.pts += 90 * sub->end_display_time;
1061 }
1062 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1063 }
1064}
1065
1066static int bit_buffer_size= 1024*256;
1067static uint8_t *bit_buffer= NULL;
1068
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1069static void do_video_resample(OutputStream *ost,
1070 InputStream *ist,
1071 AVFrame *in_picture,
1072 AVFrame **out_picture)
6291d7e4 1073{
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1074 int resample_changed = 0;
1075 AVCodecContext *dec = ist->st->codec;
1076 *out_picture = in_picture;
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1077
1078 resample_changed = ost->resample_width != dec->width ||
1079 ost->resample_height != dec->height ||
1080 ost->resample_pix_fmt != dec->pix_fmt;
1081
1082 if (resample_changed) {
1083 av_log(NULL, AV_LOG_INFO,
1084 "Input stream #%d.%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
1085 ist->file_index, ist->st->index,
1086 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1087 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
1088 if(!ost->video_resample)
5c59fa56 1089 ost->video_resample = 1;
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1090 }
1091
1092#if !CONFIG_AVFILTER
1093 if (ost->video_resample) {
87ef060c 1094 *out_picture = &ost->pict_tmp;
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1095 if (resample_changed) {
1096 /* initialize a new scaler context */
1097 sws_freeContext(ost->img_resample_ctx);
1098 ost->img_resample_ctx = sws_getContext(
1099 ist->st->codec->width,
1100 ist->st->codec->height,
1101 ist->st->codec->pix_fmt,
1102 ost->st->codec->width,
1103 ost->st->codec->height,
1104 ost->st->codec->pix_fmt,
1105 ost->sws_flags, NULL, NULL, NULL);
1106 if (ost->img_resample_ctx == NULL) {
1107 fprintf(stderr, "Cannot get resampling context\n");
1108 exit_program(1);
1109 }
1110 }
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1111 sws_scale(ost->img_resample_ctx, in_picture->data, in_picture->linesize,
1112 0, ost->resample_height, (*out_picture)->data, (*out_picture)->linesize);
6291d7e4 1113 }
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1114#else
1115 if (resample_changed) {
1116 avfilter_graph_free(&ost->graph);
1117 if (configure_video_filters(ist, ost)) {
bb337b4f 1118 fprintf(stderr, "Error reinitializing filters!\n");
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1119 exit_program(1);
1120 }
1121 }
6291d7e4 1122#endif
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1123 if (resample_changed) {
1124 ost->resample_width = dec->width;
1125 ost->resample_height = dec->height;
1126 ost->resample_pix_fmt = dec->pix_fmt;
1127 }
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1128}
1129
1130
1131static void do_video_out(AVFormatContext *s,
1132 OutputStream *ost,
1133 InputStream *ist,
1134 AVFrame *in_picture,
1135 int *frame_size, float quality)
1136{
553735f5 1137 int nb_frames, i, ret, format_video_sync;
87ef060c 1138 AVFrame *final_picture;
f593628e 1139 AVCodecContext *enc;
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1140 double sync_ipts;
1141
1142 enc = ost->st->codec;
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1143
1144 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1145
1146 /* by default, we output a single frame */
1147 nb_frames = 1;
1148
1149 *frame_size = 0;
1150
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1151 format_video_sync = video_sync_method;
1152 if (format_video_sync < 0)
1153 format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? 2 : 1;
1154
1155 if (format_video_sync) {
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1156 double vdelta = sync_ipts - ost->sync_opts;
1157 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1158 if (vdelta < -1.1)
1159 nb_frames = 0;
553735f5 1160 else if (format_video_sync == 2) {
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1161 if(vdelta<=-0.6){
1162 nb_frames=0;
1163 }else if(vdelta>0.6)
1164 ost->sync_opts= lrintf(sync_ipts);
1165 }else if (vdelta > 1.1)
1166 nb_frames = lrintf(vdelta);
1167//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);
1168 if (nb_frames == 0){
1169 ++nb_frames_drop;
1170 if (verbose>2)
1171 fprintf(stderr, "*** drop!\n");
1172 }else if (nb_frames > 1) {
1173 nb_frames_dup += nb_frames - 1;
1174 if (verbose>2)
1175 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
1176 }
1177 }else
1178 ost->sync_opts= lrintf(sync_ipts);
1179
96139b5e 1180 nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number);
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1181 if (nb_frames <= 0)
1182 return;
1183
1184 do_video_resample(ost, ist, in_picture, &final_picture);
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1185
1186 /* duplicates frame if needed */
1187 for(i=0;i<nb_frames;i++) {
1188 AVPacket pkt;
1189 av_init_packet(&pkt);
1190 pkt.stream_index= ost->index;
1191
1192 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1193 /* raw pictures are written as AVPicture structure to
bb337b4f 1194 avoid any copies. We support temporarily the older
6291d7e4 1195 method. */
f593628e
AC
1196 enc->coded_frame->interlaced_frame = in_picture->interlaced_frame;
1197 enc->coded_frame->top_field_first = in_picture->top_field_first;
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1198 pkt.data= (uint8_t *)final_picture;
1199 pkt.size= sizeof(AVPicture);
1200 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
1201 pkt.flags |= AV_PKT_FLAG_KEY;
1202
1203 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
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1204 } else {
1205 AVFrame big_picture;
1206
1207 big_picture= *final_picture;
1208 /* better than nothing: use input picture interlaced
1209 settings */
1210 big_picture.interlaced_frame = in_picture->interlaced_frame;
1211 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
828e0bcb 1212 if (ost->top_field_first == -1)
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1213 big_picture.top_field_first = in_picture->top_field_first;
1214 else
828e0bcb 1215 big_picture.top_field_first = !!ost->top_field_first;
6291d7e4
AK
1216 }
1217
f4ad238c 1218 /* handles same_quant here. This is not correct because it may
6291d7e4
AK
1219 not be a global option */
1220 big_picture.quality = quality;
d242d80e 1221 if (!enc->me_threshold)
6291d7e4
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1222 big_picture.pict_type = 0;
1223// big_picture.pts = AV_NOPTS_VALUE;
1224 big_picture.pts= ost->sync_opts;
1225// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
1226//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
1227 if (ost->forced_kf_index < ost->forced_kf_count &&
1228 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
1229 big_picture.pict_type = AV_PICTURE_TYPE_I;
1230 ost->forced_kf_index++;
1231 }
1232 ret = avcodec_encode_video(enc,
1233 bit_buffer, bit_buffer_size,
1234 &big_picture);
1235 if (ret < 0) {
1236 fprintf(stderr, "Video encoding failed\n");
1237 exit_program(1);
1238 }
1239
1240 if(ret>0){
1241 pkt.data= bit_buffer;
1242 pkt.size= ret;
1243 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
1244 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1245/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
1246 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1247 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
1248
1249 if(enc->coded_frame->key_frame)
1250 pkt.flags |= AV_PKT_FLAG_KEY;
1251 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1252 *frame_size = ret;
1253 video_size += ret;
1254 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1255 // enc->frame_number-1, ret, enc->pict_type);
1256 /* if two pass, output log */
1257 if (ost->logfile && enc->stats_out) {
1258 fprintf(ost->logfile, "%s", enc->stats_out);
1259 }
1260 }
1261 }
1262 ost->sync_opts++;
1263 ost->frame_number++;
1264 }
1265}
1266
1267static double psnr(double d){
1268 return -10.0*log(d)/log(10.0);
1269}
1270
1271static void do_video_stats(AVFormatContext *os, OutputStream *ost,
1272 int frame_size)
1273{
1274 AVCodecContext *enc;
1275 int frame_number;
1276 double ti1, bitrate, avg_bitrate;
1277
1278 /* this is executed just the first time do_video_stats is called */
1279 if (!vstats_file) {
1280 vstats_file = fopen(vstats_filename, "w");
1281 if (!vstats_file) {
1282 perror("fopen");
1283 exit_program(1);
1284 }
1285 }
1286
1287 enc = ost->st->codec;
1288 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1289 frame_number = ost->frame_number;
1290 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
1291 if (enc->flags&CODEC_FLAG_PSNR)
1292 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
1293
1294 fprintf(vstats_file,"f_size= %6d ", frame_size);
1295 /* compute pts value */
1296 ti1 = ost->sync_opts * av_q2d(enc->time_base);
1297 if (ti1 < 0.01)
1298 ti1 = 0.01;
1299
1300 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1301 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
1302 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1303 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
1304 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
1305 }
1306}
1307
af70aa45 1308static void print_report(OutputFile *output_files,
4288e031 1309 OutputStream *ost_table, int nb_ostreams,
c5ad2c2c 1310 int is_last_report, int64_t timer_start)
6291d7e4
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1311{
1312 char buf[1024];
1313 OutputStream *ost;
1314 AVFormatContext *oc;
1315 int64_t total_size;
1316 AVCodecContext *enc;
1317 int frame_number, vid, i;
1318 double bitrate, ti1, pts;
1319 static int64_t last_time = -1;
1320 static int qp_histogram[52];
1321
1322 if (!is_last_report) {
1323 int64_t cur_time;
1324 /* display the report every 0.5 seconds */
1325 cur_time = av_gettime();
1326 if (last_time == -1) {
1327 last_time = cur_time;
1328 return;
1329 }
1330 if ((cur_time - last_time) < 500000)
1331 return;
1332 last_time = cur_time;
1333 }
1334
1335
af70aa45 1336 oc = output_files[0].ctx;
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1337
1338 total_size = avio_size(oc->pb);
1339 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
1340 total_size= avio_tell(oc->pb);
1341
1342 buf[0] = '\0';
1343 ti1 = 1e10;
1344 vid = 0;
1345 for(i=0;i<nb_ostreams;i++) {
1346 float q = -1;
4288e031 1347 ost = &ost_table[i];
6291d7e4
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1348 enc = ost->st->codec;
1349 if (!ost->st->stream_copy && enc->coded_frame)
1350 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
1351 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1352 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
1353 }
1354 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1355 float t = (av_gettime()-timer_start) / 1000000.0;
1356
1357 frame_number = ost->frame_number;
1358 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1359 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
1360 if(is_last_report)
1361 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
1362 if(qp_hist){
1363 int j;
1364 int qp = lrintf(q);
1365 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
1366 qp_histogram[qp]++;
1367 for(j=0; j<32; j++)
1368 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1369 }
1370 if (enc->flags&CODEC_FLAG_PSNR){
1371 int j;
1372 double error, error_sum=0;
1373 double scale, scale_sum=0;
1374 char type[3]= {'Y','U','V'};
1375 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
1376 for(j=0; j<3; j++){
1377 if(is_last_report){
1378 error= enc->error[j];
1379 scale= enc->width*enc->height*255.0*255.0*frame_number;
1380 }else{
1381 error= enc->coded_frame->error[j];
1382 scale= enc->width*enc->height*255.0*255.0;
1383 }
1384 if(j) scale/=4;
1385 error_sum += error;
1386 scale_sum += scale;
1387 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
1388 }
1389 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
1390 }
1391 vid = 1;
1392 }
1393 /* compute min output value */
1394 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
1395 if ((pts < ti1) && (pts > 0))
1396 ti1 = pts;
1397 }
1398 if (ti1 < 0.01)
1399 ti1 = 0.01;
1400
1401 if (verbose > 0 || is_last_report) {
1402 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
1403
1404 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
1405 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
1406 (double)total_size / 1024, ti1, bitrate);
1407
1408 if (nb_frames_dup || nb_frames_drop)
1409 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1410 nb_frames_dup, nb_frames_drop);
1411
1412 if (verbose >= 0)
1413 fprintf(stderr, "%s \r", buf);
1414
1415 fflush(stderr);
1416 }
1417
1418 if (is_last_report && verbose >= 0){
1419 int64_t raw= audio_size + video_size + extra_size;
1420 fprintf(stderr, "\n");
1421 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1422 video_size/1024.0,
1423 audio_size/1024.0,
1424 extra_size/1024.0,
1425 100.0*(total_size - raw)/raw
1426 );
1427 }
1428}
1429
1430static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
1431{
1432 int fill_char = 0x00;
1433 if (sample_fmt == AV_SAMPLE_FMT_U8)
1434 fill_char = 0x80;
1435 memset(buf, fill_char, size);
1436}
1437
b62b5cb6 1438static void flush_encoders(OutputStream *ost_table, int nb_ostreams)
4a4ce2e7
AK
1439{
1440 int i, ret;
1441
1442 for (i = 0; i < nb_ostreams; i++) {
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1443 OutputStream *ost = &ost_table[i];
1444 AVCodecContext *enc = ost->st->codec;
1445 AVFormatContext *os = output_files[ost->file_index].ctx;
1446
b62b5cb6 1447 if (!ost->encoding_needed)
6f1c66d5
AK
1448 continue;
1449
1450 if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
1451 continue;
1452 if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1453 continue;
1454
1455 for(;;) {
1456 AVPacket pkt;
1457 int fifo_bytes;
1458 av_init_packet(&pkt);
1459 pkt.stream_index= ost->index;
1460
1461 switch (ost->st->codec->codec_type) {
1462 case AVMEDIA_TYPE_AUDIO:
1463 fifo_bytes = av_fifo_size(ost->fifo);
1464 ret = 0;
1465 /* encode any samples remaining in fifo */
1466 if (fifo_bytes > 0) {
1467 int osize = av_get_bytes_per_sample(enc->sample_fmt);
1468 int fs_tmp = enc->frame_size;
1469
1470 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
1471 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1472 enc->frame_size = fifo_bytes / (osize * enc->channels);
1473 } else { /* pad */
1474 int frame_bytes = enc->frame_size*osize*enc->channels;
1475 if (allocated_audio_buf_size < frame_bytes)
4a4ce2e7 1476 exit_program(1);
6f1c66d5 1477 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
4a4ce2e7
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1478 }
1479
6f1c66d5
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1480 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
1481 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1482 ost->st->time_base.num, enc->sample_rate);
1483 enc->frame_size = fs_tmp;
1484 }
1485 if (ret <= 0) {
1486 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
4a4ce2e7 1487 }
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1488 if (ret < 0) {
1489 fprintf(stderr, "Audio encoding failed\n");
1490 exit_program(1);
1491 }
1492 audio_size += ret;
1493 pkt.flags |= AV_PKT_FLAG_KEY;
1494 break;
1495 case AVMEDIA_TYPE_VIDEO:
1496 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1497 if (ret < 0) {
1498 fprintf(stderr, "Video encoding failed\n");
1499 exit_program(1);
1500 }
1501 video_size += ret;
1502 if(enc->coded_frame && enc->coded_frame->key_frame)
1503 pkt.flags |= AV_PKT_FLAG_KEY;
1504 if (ost->logfile && enc->stats_out) {
1505 fprintf(ost->logfile, "%s", enc->stats_out);
1506 }
1507 break;
1508 default:
1509 ret=-1;
4a4ce2e7 1510 }
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1511
1512 if (ret <= 0)
1513 break;
1514 pkt.data = bit_buffer;
1515 pkt.size = ret;
1516 if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1517 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1518 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
4a4ce2e7
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1519 }
1520 }
1521}
1522
6291d7e4
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1523/* pkt = NULL means EOF (needed to flush decoder buffers) */
1524static int output_packet(InputStream *ist, int ist_index,
4288e031 1525 OutputStream *ost_table, int nb_ostreams,
6291d7e4
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1526 const AVPacket *pkt)
1527{
1528 AVFormatContext *os;
1529 OutputStream *ost;
1530 int ret, i;
1531 int got_output;
1532 AVFrame picture;
1533 void *buffer_to_free = NULL;
1534 static unsigned int samples_size= 0;
1535 AVSubtitle subtitle, *subtitle_to_free;
1536 int64_t pkt_pts = AV_NOPTS_VALUE;
1537#if CONFIG_AVFILTER
1538 int frame_available;
1539#endif
1540 float quality;
1541
1542 AVPacket avpkt;
1543 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
1544
1545 if(ist->next_pts == AV_NOPTS_VALUE)
1546 ist->next_pts= ist->pts;
1547
1548 if (pkt == NULL) {
1549 /* EOF handling */
1550 av_init_packet(&avpkt);
1551 avpkt.data = NULL;
1552 avpkt.size = 0;
1553 goto handle_eof;
1554 } else {
1555 avpkt = *pkt;
1556 }
1557
1558 if(pkt->dts != AV_NOPTS_VALUE)
1559 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1560 if(pkt->pts != AV_NOPTS_VALUE)
1561 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
1562
1563 //while we have more to decode or while the decoder did output something on EOF
1564 while (avpkt.size > 0 || (!pkt && got_output)) {
1565 uint8_t *data_buf, *decoded_data_buf;
1566 int data_size, decoded_data_size;
1567 handle_eof:
1568 ist->pts= ist->next_pts;
1569
1570 if(avpkt.size && avpkt.size != pkt->size &&
1571 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
1572 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
1573 ist->showed_multi_packet_warning=1;
1574 }
1575
1576 /* decode the packet if needed */
1577 decoded_data_buf = NULL; /* fail safe */
1578 decoded_data_size= 0;
1579 data_buf = avpkt.data;
1580 data_size = avpkt.size;
1581 subtitle_to_free = NULL;
1582 if (ist->decoding_needed) {
1583 switch(ist->st->codec->codec_type) {
1584 case AVMEDIA_TYPE_AUDIO:{
1585 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1586 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1587 av_free(samples);
1588 samples= av_malloc(samples_size);
1589 }
1590 decoded_data_size= samples_size;
1591 /* XXX: could avoid copy if PCM 16 bits with same
1592 endianness as CPU */
1593 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
1594 &avpkt);
1595 if (ret < 0)
1596 return ret;
1597 avpkt.data += ret;
1598 avpkt.size -= ret;
1599 data_size = ret;
1600 got_output = decoded_data_size > 0;
1601 /* Some bug in mpeg audio decoder gives */
1602 /* decoded_data_size < 0, it seems they are overflows */
1603 if (!got_output) {
1604 /* no audio frame */
1605 continue;
1606 }
1607 decoded_data_buf = (uint8_t *)samples;
1608 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
1609 (ist->st->codec->sample_rate * ist->st->codec->channels);
1610 break;}
1611 case AVMEDIA_TYPE_VIDEO:
1612 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
1613 /* XXX: allocate picture correctly */
1614 avcodec_get_frame_defaults(&picture);
1615 avpkt.pts = pkt_pts;
1616 avpkt.dts = ist->pts;
1617 pkt_pts = AV_NOPTS_VALUE;
1618
1619 ret = avcodec_decode_video2(ist->st->codec,
1620 &picture, &got_output, &avpkt);
f4ad238c 1621 quality = same_quant ? picture.quality : 0;
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1622 if (ret < 0)
1623 return ret;
1624 if (!got_output) {
1625 /* no picture yet */
1626 goto discard_packet;
1627 }
1628 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts);
1629 if (ist->st->codec->time_base.num != 0) {
1630 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1631 ist->next_pts += ((int64_t)AV_TIME_BASE *
1632 ist->st->codec->time_base.num * ticks) /
1633 ist->st->codec->time_base.den;
1634 }
1635 avpkt.size = 0;
1636 buffer_to_free = NULL;
1637 pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
1638 break;
1639 case AVMEDIA_TYPE_SUBTITLE:
1640 ret = avcodec_decode_subtitle2(ist->st->codec,
1641 &subtitle, &got_output, &avpkt);
1642 if (ret < 0)
1643 return ret;
1644 if (!got_output) {
1645 goto discard_packet;
1646 }
1647 subtitle_to_free = &subtitle;
1648 avpkt.size = 0;
1649 break;
1650 default:
1651 return -1;
1652 }
1653 } else {
1654 switch(ist->st->codec->codec_type) {
1655 case AVMEDIA_TYPE_AUDIO:
1656 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1657 ist->st->codec->sample_rate;
1658 break;
1659 case AVMEDIA_TYPE_VIDEO:
1660 if (ist->st->codec->time_base.num != 0) {
1661 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1662 ist->next_pts += ((int64_t)AV_TIME_BASE *
1663 ist->st->codec->time_base.num * ticks) /
1664 ist->st->codec->time_base.den;
1665 }
1666 break;
1667 }
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1668 avpkt.size = 0;
1669 }
1670
6291d7e4
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1671 // preprocess audio (volume)
1672 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
1673 if (audio_volume != 256) {
1674 short *volp;
1675 volp = samples;
1676 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
1677 int v = ((*volp) * audio_volume + 128) >> 8;
6c7ee2f7 1678 *volp++ = av_clip_int16(v);
6291d7e4
AK
1679 }
1680 }
1681 }
1682
1683 /* frame rate emulation */
f4805328 1684 if (input_files[ist->file_index].rate_emu) {
6291d7e4
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1685 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
1686 int64_t now = av_gettime() - ist->start;
1687 if (pts > now)
1688 usleep(pts - now);
1689 }
1690 /* if output time reached then transcode raw format,
1691 encode packets and output them */
ea065176 1692 for (i = 0; i < nb_ostreams; i++) {
45f86128
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1693 OutputFile *of = &output_files[ost_table[i].file_index];
1694 int frame_size;
6291d7e4 1695
45f86128
AK
1696 ost = &ost_table[i];
1697 if (ost->source_index != ist_index)
1698 continue;
f1176d41 1699
45f86128
AK
1700 if (of->start_time && ist->pts < of->start_time)
1701 continue;
ea065176 1702
45f86128
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1703 if (of->recording_time != INT64_MAX &&
1704 av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + of->start_time,
1705 (AVRational){1, 1000000}) >= 0) {
1706 ost->is_past_recording_time = 1;
1707 continue;
1708 }
ef44a607 1709
6291d7e4 1710#if CONFIG_AVFILTER
45f86128
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1711 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
1712 ost->input_video_filter) {
1713 AVRational sar;
1714 if (ist->st->sample_aspect_ratio.num)
1715 sar = ist->st->sample_aspect_ratio;
1716 else
1717 sar = ist->st->codec->sample_aspect_ratio;
1718 av_vsrc_buffer_add_frame(ost->input_video_filter, &picture, ist->pts, sar);
1719 }
1720 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1721 !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1722 while (frame_available) {
1723 AVRational ist_pts_tb;
1724 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
1725 get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb);
1726 if (ost->picref)
1727 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
6291d7e4 1728#endif
45f86128
AK
1729 os = output_files[ost->file_index].ctx;
1730
1731 /* set the input output pts pairs */
1732 //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
1733
1734 if (ost->encoding_needed) {
1735 av_assert0(ist->decoding_needed);
1736 switch(ost->st->codec->codec_type) {
1737 case AVMEDIA_TYPE_AUDIO:
1738 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
1739 break;
1740 case AVMEDIA_TYPE_VIDEO:
6291d7e4 1741#if CONFIG_AVFILTER
45f86128
AK
1742 if (ost->picref->video && !ost->frame_aspect_ratio)
1743 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
6291d7e4 1744#endif
45f86128
AK
1745 do_video_out(os, ost, ist, &picture, &frame_size,
1746 same_quant ? quality : ost->st->codec->global_quality);
1747 if (vstats_filename && frame_size)
1748 do_video_stats(os, ost, frame_size);
1749 break;
1750 case AVMEDIA_TYPE_SUBTITLE:
1751 do_subtitle_out(os, ost, ist, &subtitle,
1752 pkt->pts);
1753 break;
1754 default:
1755 abort();
1756 }
1757 } else {
45f86128
AK
1758 AVPacket opkt;
1759 int64_t ost_tb_start_time= av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base);
6291d7e4 1760
45f86128 1761 av_init_packet(&opkt);
6291d7e4 1762
45f86128 1763 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
6291d7e4 1764#if !CONFIG_AVFILTER
45f86128 1765 continue;
6291d7e4 1766#else
45f86128 1767 goto cont;
6291d7e4
AK
1768#endif
1769
45f86128
AK
1770 /* no reencoding needed : output the packet directly */
1771 /* force the input stream PTS */
1772
45f86128
AK
1773 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
1774 audio_size += data_size;
1775 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
1776 video_size += data_size;
1777 ost->sync_opts++;
6291d7e4 1778 }
45f86128
AK
1779
1780 opkt.stream_index= ost->index;
1781 if(pkt->pts != AV_NOPTS_VALUE)
1782 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
1783 else
1784 opkt.pts= AV_NOPTS_VALUE;
1785
1786 if (pkt->dts == AV_NOPTS_VALUE)
1787 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
1788 else
1789 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1790 opkt.dts -= ost_tb_start_time;
1791
1792 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
1793 opkt.flags= pkt->flags;
1794
1795 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1796 if( ost->st->codec->codec_id != CODEC_ID_H264
1797 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1798 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1799 ) {
1800 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & AV_PKT_FLAG_KEY))
1801 opkt.destruct= av_destruct_packet;
1802 } else {
1803 opkt.data = data_buf;
1804 opkt.size = data_size;
1805 }
1806
1807 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
1808 ost->st->codec->frame_number++;
1809 ost->frame_number++;
1810 av_free_packet(&opkt);
6291d7e4 1811 }
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AK
1812#if CONFIG_AVFILTER
1813 cont:
1814 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1815 ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1816 if (ost->picref)
1817 avfilter_unref_buffer(ost->picref);
1818 }
6291d7e4 1819#endif
6291d7e4
AK
1820 }
1821
1822 av_free(buffer_to_free);
1823 /* XXX: allocate the subtitles in the codec ? */
1824 if (subtitle_to_free) {
1825 avsubtitle_free(subtitle_to_free);
1826 subtitle_to_free = NULL;
1827 }
1828 }
1829 discard_packet:
6291d7e4
AK
1830
1831 return 0;
1832}
1833
af70aa45 1834static void print_sdp(OutputFile *output_files, int n)
6291d7e4
AK
1835{
1836 char sdp[2048];
af70aa45
AK
1837 int i;
1838 AVFormatContext **avc = av_malloc(sizeof(*avc)*n);
1839
1840 if (!avc)
1841 exit_program(1);
1842 for (i = 0; i < n; i++)
1843 avc[i] = output_files[i].ctx;
6291d7e4
AK
1844
1845 av_sdp_create(avc, n, sdp, sizeof(sdp));
1846 printf("SDP:\n%s\n", sdp);
1847 fflush(stdout);
af70aa45 1848 av_freep(&avc);
6291d7e4
AK
1849}
1850
630902a1
AK
1851static int init_input_stream(int ist_index, OutputStream *output_streams, int nb_output_streams,
1852 char *error, int error_len)
1853{
1854 int i;
1855 InputStream *ist = &input_streams[ist_index];
1856 if (ist->decoding_needed) {
1857 AVCodec *codec = ist->dec;
630902a1 1858 if (!codec) {
62486948 1859 snprintf(error, error_len, "Decoder (codec id %d) not found for input stream #%d.%d",
630902a1
AK
1860 ist->st->codec->codec_id, ist->file_index, ist->st->index);
1861 return AVERROR(EINVAL);
1862 }
1863
1864 /* update requested sample format for the decoder based on the
1865 corresponding encoder sample format */
1866 for (i = 0; i < nb_output_streams; i++) {
1867 OutputStream *ost = &output_streams[i];
1868 if (ost->source_index == ist_index) {
1869 update_sample_fmt(ist->st->codec, codec, ost->st->codec);
1870 break;
1871 }
1872 }
1873
1874 if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
62486948 1875 snprintf(error, error_len, "Error while opening decoder for input stream #%d.%d",
630902a1
AK
1876 ist->file_index, ist->st->index);
1877 return AVERROR(EINVAL);
1878 }
1879 assert_codec_experimental(ist->st->codec, 0);
1880 assert_avoptions(ist->opts);
1881 }
1882
1883 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;
1884 ist->next_pts = AV_NOPTS_VALUE;
1885 init_pts_correction(&ist->pts_ctx);
1886 ist->is_start = 1;
1887
1888 return 0;
1889}
1890
eaf2d37a
AC
1891static int transcode_init(OutputFile *output_files,
1892 int nb_output_files,
1893 InputFile *input_files,
1894 int nb_input_files)
6291d7e4 1895{
2c474ddb 1896 int ret = 0, i, j, k;
eaf2d37a 1897 AVFormatContext *os;
6291d7e4 1898 AVCodecContext *codec, *icodec;
4288e031 1899 OutputStream *ost;
6291d7e4
AK
1900 InputStream *ist;
1901 char error[1024];
1902 int want_sdp = 1;
b0c9e8e0 1903
f4805328
AK
1904 /* init framerate emulation */
1905 for (i = 0; i < nb_input_files; i++) {
1906 InputFile *ifile = &input_files[i];
1907 if (ifile->rate_emu)
1908 for (j = 0; j < ifile->nb_streams; j++)
1909 input_streams[j + ifile->ist_index].start = av_gettime();
1910 }
6291d7e4
AK
1911
1912 /* output stream init */
6291d7e4 1913 for(i=0;i<nb_output_files;i++) {
af70aa45 1914 os = output_files[i].ctx;
6291d7e4 1915 if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
af70aa45 1916 av_dump_format(os, i, os->filename, 1);
6291d7e4 1917 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
eaf2d37a 1918 return AVERROR(EINVAL);
6291d7e4 1919 }
6291d7e4
AK
1920 }
1921
1922 /* for each output stream, we compute the right encoding parameters */
4288e031
AK
1923 for (i = 0; i < nb_output_streams; i++) {
1924 ost = &output_streams[i];
af70aa45 1925 os = output_files[ost->file_index].ctx;
6291d7e4
AK
1926 ist = &input_streams[ost->source_index];
1927
1928 codec = ost->st->codec;
1929 icodec = ist->st->codec;
1930
6291d7e4
AK
1931 ost->st->disposition = ist->st->disposition;
1932 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
1933 codec->chroma_sample_location = icodec->chroma_sample_location;
1934
1935 if (ost->st->stream_copy) {
1936 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
1937
e6d2b737 1938 if (extra_size > INT_MAX) {
eaf2d37a 1939 return AVERROR(EINVAL);
e6d2b737 1940 }
6291d7e4
AK
1941
1942 /* if stream_copy is selected, no need to decode or encode */
1943 codec->codec_id = icodec->codec_id;
1944 codec->codec_type = icodec->codec_type;
1945
1946 if(!codec->codec_tag){
1947 if( !os->oformat->codec_tag
1948 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
1949 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1950 codec->codec_tag = icodec->codec_tag;
1951 }
1952
1953 codec->bit_rate = icodec->bit_rate;
1954 codec->rc_max_rate = icodec->rc_max_rate;
1955 codec->rc_buffer_size = icodec->rc_buffer_size;
1956 codec->extradata= av_mallocz(extra_size);
e6d2b737 1957 if (!codec->extradata) {
eaf2d37a 1958 return AVERROR(ENOMEM);
e6d2b737 1959 }
6291d7e4
AK
1960 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
1961 codec->extradata_size= icodec->extradata_size;
1962 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){
1963 codec->time_base = icodec->time_base;
1964 codec->time_base.num *= icodec->ticks_per_frame;
1965 av_reduce(&codec->time_base.num, &codec->time_base.den,
1966 codec->time_base.num, codec->time_base.den, INT_MAX);
1967 }else
1968 codec->time_base = ist->st->time_base;
1969 switch(codec->codec_type) {
1970 case AVMEDIA_TYPE_AUDIO:
1971 if(audio_volume != 256) {
1972 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
1973 exit_program(1);
1974 }
1975 codec->channel_layout = icodec->channel_layout;
1976 codec->sample_rate = icodec->sample_rate;
1977 codec->channels = icodec->channels;
1978 codec->frame_size = icodec->frame_size;
1979 codec->audio_service_type = icodec->audio_service_type;
1980 codec->block_align= icodec->block_align;
1981 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1982 codec->block_align= 0;
1983 if(codec->codec_id == CODEC_ID_AC3)
1984 codec->block_align= 0;
1985 break;
1986 case AVMEDIA_TYPE_VIDEO:
1987 codec->pix_fmt = icodec->pix_fmt;
1988 codec->width = icodec->width;
1989 codec->height = icodec->height;
1990 codec->has_b_frames = icodec->has_b_frames;
1991 if (!codec->sample_aspect_ratio.num) {
1992 codec->sample_aspect_ratio =
1993 ost->st->sample_aspect_ratio =
1994 ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
1995 ist->st->codec->sample_aspect_ratio.num ?
1996 ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
1997 }
1998 break;
1999 case AVMEDIA_TYPE_SUBTITLE:
2000 codec->width = icodec->width;
2001 codec->height = icodec->height;
2002 break;
2003 case AVMEDIA_TYPE_DATA:
2004 break;
2005 default:
2006 abort();
2007 }
2008 } else {
2009 if (!ost->enc)
2010 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
2011 switch(codec->codec_type) {
2012 case AVMEDIA_TYPE_AUDIO:
2013 ost->fifo= av_fifo_alloc(1024);
e6d2b737 2014 if (!ost->fifo) {
eaf2d37a 2015 return AVERROR(ENOMEM);
e6d2b737 2016 }
6291d7e4
AK
2017 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
2018 if (!codec->sample_rate) {
2019 codec->sample_rate = icodec->sample_rate;
2020 if (icodec->lowres)
2021 codec->sample_rate >>= icodec->lowres;
2022 }
2023 choose_sample_rate(ost->st, ost->enc);
2024 codec->time_base = (AVRational){1, codec->sample_rate};
2025 if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
2026 codec->sample_fmt = icodec->sample_fmt;
2027 choose_sample_fmt(ost->st, ost->enc);
2028 if (!codec->channels)
2029 codec->channels = icodec->channels;
2030 codec->channel_layout = icodec->channel_layout;
2031 if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
2032 codec->channel_layout = 0;
2033 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2034 icodec->request_channels = codec->channels;
2035 ist->decoding_needed = 1;
2036 ost->encoding_needed = 1;
2037 ost->resample_sample_fmt = icodec->sample_fmt;
2038 ost->resample_sample_rate = icodec->sample_rate;
2039 ost->resample_channels = icodec->channels;
2040 break;
2041 case AVMEDIA_TYPE_VIDEO:
2042 if (codec->pix_fmt == PIX_FMT_NONE)
2043 codec->pix_fmt = icodec->pix_fmt;
2044 choose_pixel_fmt(ost->st, ost->enc);
2045
2046 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
2047 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
2048 exit_program(1);
2049 }
2050
2051 if (!codec->width || !codec->height) {
2052 codec->width = icodec->width;
2053 codec->height = icodec->height;
2054 }
2055
2056 ost->video_resample = codec->width != icodec->width ||
2057 codec->height != icodec->height ||
2058 codec->pix_fmt != icodec->pix_fmt;
2059 if (ost->video_resample) {
2060#if !CONFIG_AVFILTER
2061 avcodec_get_frame_defaults(&ost->pict_tmp);
2062 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2063 codec->width, codec->height)) {
2064 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
2065 exit_program(1);
2066 }
2067 ost->img_resample_ctx = sws_getContext(
2068 icodec->width,
2069 icodec->height,
2070 icodec->pix_fmt,
2071 codec->width,
2072 codec->height,
2073 codec->pix_fmt,
2074 ost->sws_flags, NULL, NULL, NULL);
2075 if (ost->img_resample_ctx == NULL) {
2076 fprintf(stderr, "Cannot get resampling context\n");
2077 exit_program(1);
2078 }
2079#endif
2080 codec->bits_per_raw_sample= 0;
2081 }
2082
2083 ost->resample_height = icodec->height;
2084 ost->resample_width = icodec->width;
2085 ost->resample_pix_fmt= icodec->pix_fmt;
2086 ost->encoding_needed = 1;
2087 ist->decoding_needed = 1;
2088
2089 if (!ost->frame_rate.num)
2090 ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
bef737a7 2091 if (ost->enc && ost->enc->supported_framerates && !ost->force_fps) {
6291d7e4
AK
2092 int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
2093 ost->frame_rate = ost->enc->supported_framerates[idx];
2094 }
2095 codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
2096
2097#if CONFIG_AVFILTER
2098 if (configure_video_filters(ist, ost)) {
2099 fprintf(stderr, "Error opening filters!\n");
2100 exit(1);
2101 }
2102#endif
2103 break;
2104 case AVMEDIA_TYPE_SUBTITLE:
2105 ost->encoding_needed = 1;
2106 ist->decoding_needed = 1;
2107 break;
2108 default:
2109 abort();
2110 break;
2111 }
2112 /* two pass mode */
2113 if (ost->encoding_needed &&
2114 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2115 char logfilename[1024];
2116 FILE *f;
2117
2118 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
2119 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2120 i);
2121 if (codec->flags & CODEC_FLAG_PASS1) {
2122 f = fopen(logfilename, "wb");
2123 if (!f) {
2124 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
2125 exit_program(1);
2126 }
2127 ost->logfile = f;
2128 } else {
2129 char *logbuffer;
2130 size_t logbuffer_size;
2131 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2132 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
2133 exit_program(1);
2134 }
2135 codec->stats_in = logbuffer;
2136 }
2137 }
2138 }
2139 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
2140 int size= codec->width * codec->height;
2141 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
2142 }
2143 }
2144
2145 if (!bit_buffer)
2146 bit_buffer = av_malloc(bit_buffer_size);
2147 if (!bit_buffer) {
2148 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2149 bit_buffer_size);
eaf2d37a 2150 return AVERROR(ENOMEM);
6291d7e4
AK
2151 }
2152
2153 /* open each encoder */
4288e031
AK
2154 for (i = 0; i < nb_output_streams; i++) {
2155 ost = &output_streams[i];
6291d7e4
AK
2156 if (ost->encoding_needed) {
2157 AVCodec *codec = ost->enc;
2158 AVCodecContext *dec = input_streams[ost->source_index].st->codec;
2159 if (!codec) {
2160 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2161 ost->st->codec->codec_id, ost->file_index, ost->index);
2162 ret = AVERROR(EINVAL);
2163 goto dump_format;
2164 }
2165 if (dec->subtitle_header) {
2166 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2167 if (!ost->st->codec->subtitle_header) {
2168 ret = AVERROR(ENOMEM);
2169 goto dump_format;
2170 }
2171 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2172 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2173 }
2174 if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
2175 snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
2176 ost->file_index, ost->index);
2177 ret = AVERROR(EINVAL);
2178 goto dump_format;
2179 }
2180 assert_codec_experimental(ost->st->codec, 1);
2181 assert_avoptions(ost->opts);
2182 if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
2183 av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
2184 "It takes bits/s as argument, not kbits/s\n");
2185 extra_size += ost->st->codec->extradata_size;
d242d80e
AK
2186
2187 if (ost->st->codec->me_threshold)
2188 input_streams[ost->source_index].st->codec->debug |= FF_DEBUG_MV;
6291d7e4
AK
2189 }
2190 }
2191
630902a1
AK
2192 /* init input streams */
2193 for (i = 0; i < nb_input_streams; i++)
62486948 2194 if ((ret = init_input_stream(i, output_streams, nb_output_streams, error, sizeof(error))) < 0)
630902a1 2195 goto dump_format;
6291d7e4 2196
2c474ddb
AK
2197 /* discard unused programs */
2198 for (i = 0; i < nb_input_files; i++) {
2199 InputFile *ifile = &input_files[i];
2200 for (j = 0; j < ifile->ctx->nb_programs; j++) {
2201 AVProgram *p = ifile->ctx->programs[j];
2202 int discard = AVDISCARD_ALL;
2203
2204 for (k = 0; k < p->nb_stream_indexes; k++)
2205 if (!input_streams[ifile->ist_index + p->stream_index[k]].discard) {
2206 discard = AVDISCARD_DEFAULT;
2207 break;
2208 }
2209 p->discard = discard;
2210 }
2211 }
2212
6291d7e4 2213 /* open files and write file headers */
af70aa45
AK
2214 for (i = 0; i < nb_output_files; i++) {
2215 os = output_files[i].ctx;
2216 if (avformat_write_header(os, &output_files[i].opts) < 0) {
6291d7e4
AK
2217 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
2218 ret = AVERROR(EINVAL);
2219 goto dump_format;
2220 }
af70aa45
AK
2221 assert_avoptions(output_files[i].opts);
2222 if (strcmp(os->oformat->name, "rtp")) {
6291d7e4
AK
2223 want_sdp = 0;
2224 }
2225 }
2226
2227 dump_format:
2228 /* dump the file output parameters - cannot be done before in case
2229 of stream copy */
2230 for(i=0;i<nb_output_files;i++) {
af70aa45 2231 av_dump_format(output_files[i].ctx, i, output_files[i].ctx->filename, 1);
6291d7e4
AK
2232 }
2233
2234 /* dump the stream mapping */
2235 if (verbose >= 0) {
2236 fprintf(stderr, "Stream mapping:\n");
4288e031
AK
2237 for (i = 0; i < nb_output_streams;i ++) {
2238 ost = &output_streams[i];
6291d7e4
AK
2239 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2240 input_streams[ost->source_index].file_index,
2241 input_streams[ost->source_index].st->index,
2242 ost->file_index,
2243 ost->index);
2244 if (ost->sync_ist != &input_streams[ost->source_index])
2245 fprintf(stderr, " [sync #%d.%d]",
2246 ost->sync_ist->file_index,
2247 ost->sync_ist->st->index);
ad42126a
AK
2248 if (ost->st->stream_copy)
2249 fprintf(stderr, " (copy)");
bc8c5051
NG
2250 else
2251 fprintf(stderr, " (%s -> %s)", input_streams[ost->source_index].dec ?
2252 input_streams[ost->source_index].dec->name : "?",
2253 ost->enc ? ost->enc->name : "?");
6291d7e4
AK
2254 fprintf(stderr, "\n");
2255 }
2256 }
2257
2258 if (ret) {
2259 fprintf(stderr, "%s\n", error);
eaf2d37a 2260 return ret;
6291d7e4
AK
2261 }
2262
2263 if (want_sdp) {
2264 print_sdp(output_files, nb_output_files);
2265 }
2266
eaf2d37a
AC
2267 return 0;
2268}
2269
2270/*
2271 * The following code is the main loop of the file converter
2272 */
2273static int transcode(OutputFile *output_files,
2274 int nb_output_files,
2275 InputFile *input_files,
2276 int nb_input_files)
2277{
2278 int ret, i;
2279 AVFormatContext *is, *os;
2280 OutputStream *ost;
2281 InputStream *ist;
2282 uint8_t *no_packet;
2283 int no_packet_count=0;
2284 int64_t timer_start;
2285
2286 if (!(no_packet = av_mallocz(nb_input_files)))
2287 exit_program(1);
2288
2289 ret = transcode_init(output_files, nb_output_files, input_files, nb_input_files);
2290 if (ret < 0)
2291 goto fail;
2292
6291d7e4
AK
2293 if (verbose >= 0)
2294 fprintf(stderr, "Press ctrl-c to stop encoding\n");
2295 term_init();
2296
2297 timer_start = av_gettime();
2298
2299 for(; received_sigterm == 0;) {
2300 int file_index, ist_index;
2301 AVPacket pkt;
9be3c124 2302 int64_t ipts_min;
6291d7e4
AK
2303 double opts_min;
2304
9be3c124 2305 ipts_min = INT64_MAX;
6291d7e4
AK
2306 opts_min= 1e100;
2307
2308 /* select the stream that we must read now by looking at the
2309 smallest output pts */
2310 file_index = -1;
4288e031 2311 for (i = 0; i < nb_output_streams; i++) {
f21f294e 2312 OutputFile *of;
9be3c124
AC
2313 int64_t ipts;
2314 double opts;
4288e031 2315 ost = &output_streams[i];
f21f294e 2316 of = &output_files[ost->file_index];
af70aa45 2317 os = output_files[ost->file_index].ctx;
6291d7e4 2318 ist = &input_streams[ost->source_index];
f21f294e
AK
2319 if (ost->is_past_recording_time || no_packet[ist->file_index] ||
2320 (os->pb && avio_tell(os->pb) >= of->limit_filesize))
6291d7e4 2321 continue;
c0931508 2322 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
9be3c124 2323 ipts = ist->pts;
6291d7e4
AK
2324 if (!input_files[ist->file_index].eof_reached){
2325 if(ipts < ipts_min) {
2326 ipts_min = ipts;
2327 if(input_sync ) file_index = ist->file_index;
2328 }
2329 if(opts < opts_min) {
2330 opts_min = opts;
2331 if(!input_sync) file_index = ist->file_index;
2332 }
2333 }
96139b5e
AK
2334 if (ost->frame_number >= ost->max_frames) {
2335 int j;
9b921a82
AK
2336 for (j = 0; j < of->ctx->nb_streams; j++)
2337 output_streams[of->ost_index + j].is_past_recording_time = 1;
96139b5e 2338 continue;
6291d7e4
AK
2339 }
2340 }
2341 /* if none, if is finished */
2342 if (file_index < 0) {
2343 if(no_packet_count){
2344 no_packet_count=0;
b0c9e8e0 2345 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2346 usleep(10000);
2347 continue;
2348 }
2349 break;
2350 }
2351
6291d7e4
AK
2352 /* read a frame from it and output it in the fifo */
2353 is = input_files[file_index].ctx;
2354 ret= av_read_frame(is, &pkt);
2355 if(ret == AVERROR(EAGAIN)){
2356 no_packet[file_index]=1;
2357 no_packet_count++;
2358 continue;
2359 }
2360 if (ret < 0) {
2361 input_files[file_index].eof_reached = 1;
2362 if (opt_shortest)
2363 break;
2364 else
2365 continue;
2366 }
2367
2368 no_packet_count=0;
b0c9e8e0 2369 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2370
2371 if (do_pkt_dump) {
2372 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2373 is->streams[pkt.stream_index]);
2374 }
2375 /* the following test is needed in case new streams appear
2376 dynamically in stream : we ignore them */
ed5b1326 2377 if (pkt.stream_index >= input_files[file_index].nb_streams)
6291d7e4
AK
2378 goto discard_packet;
2379 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2380 ist = &input_streams[ist_index];
2381 if (ist->discard)
2382 goto discard_packet;
2383
2384 if (pkt.dts != AV_NOPTS_VALUE)
2385 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2386 if (pkt.pts != AV_NOPTS_VALUE)
2387 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2388
33f75d72
AK
2389 if(pkt.pts != AV_NOPTS_VALUE)
2390 pkt.pts *= ist->ts_scale;
2391 if(pkt.dts != AV_NOPTS_VALUE)
2392 pkt.dts *= ist->ts_scale;
6291d7e4
AK
2393
2394// 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);
2395 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2396 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
2397 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2398 int64_t delta= pkt_dts - ist->next_pts;
2399 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
2400 input_files[ist->file_index].ts_offset -= delta;
2401 if (verbose > 2)
2402 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2403 delta, input_files[ist->file_index].ts_offset);
2404 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2405 if(pkt.pts != AV_NOPTS_VALUE)
2406 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2407 }
2408 }
2409
6291d7e4 2410 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
4288e031 2411 if (output_packet(ist, ist_index, output_streams, nb_output_streams, &pkt) < 0) {
6291d7e4
AK
2412
2413 if (verbose >= 0)
2414 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2415 ist->file_index, ist->st->index);
2416 if (exit_on_error)
2417 exit_program(1);
2418 av_free_packet(&pkt);
b9630bcf 2419 continue;
6291d7e4
AK
2420 }
2421
2422 discard_packet:
2423 av_free_packet(&pkt);
2424
2425 /* dump report by using the output first video and audio streams */
c5ad2c2c 2426 print_report(output_files, output_streams, nb_output_streams, 0, timer_start);
6291d7e4
AK
2427 }
2428
2429 /* at the end of stream, we must flush the decoder buffers */
2430 for (i = 0; i < nb_input_streams; i++) {
2431 ist = &input_streams[i];
2432 if (ist->decoding_needed) {
4288e031 2433 output_packet(ist, i, output_streams, nb_output_streams, NULL);
6291d7e4
AK
2434 }
2435 }
b62b5cb6 2436 flush_encoders(output_streams, nb_output_streams);
6291d7e4
AK
2437
2438 term_exit();
2439
2440 /* write the trailer if needed and close file */
2441 for(i=0;i<nb_output_files;i++) {
af70aa45 2442 os = output_files[i].ctx;
6291d7e4
AK
2443 av_write_trailer(os);
2444 }
2445
2446 /* dump report by using the first video and audio streams */
c5ad2c2c 2447 print_report(output_files, output_streams, nb_output_streams, 1, timer_start);
6291d7e4
AK
2448
2449 /* close each encoder */
4288e031
AK
2450 for (i = 0; i < nb_output_streams; i++) {
2451 ost = &output_streams[i];
6291d7e4
AK
2452 if (ost->encoding_needed) {
2453 av_freep(&ost->st->codec->stats_in);
2454 avcodec_close(ost->st->codec);
2455 }
2456#if CONFIG_AVFILTER
2457 avfilter_graph_free(&ost->graph);
2458#endif
2459 }
2460
2461 /* close each decoder */
2462 for (i = 0; i < nb_input_streams; i++) {
2463 ist = &input_streams[i];
2464 if (ist->decoding_needed) {
2465 avcodec_close(ist->st->codec);
2466 }
2467 }
2468
2469 /* finished ! */
2470 ret = 0;
2471
2472 fail:
2473 av_freep(&bit_buffer);
b0c9e8e0 2474 av_freep(&no_packet);
6291d7e4 2475
4288e031
AK
2476 if (output_streams) {
2477 for (i = 0; i < nb_output_streams; i++) {
2478 ost = &output_streams[i];
6291d7e4
AK
2479 if (ost) {
2480 if (ost->st->stream_copy)
2481 av_freep(&ost->st->codec->extradata);
2482 if (ost->logfile) {
2483 fclose(ost->logfile);
2484 ost->logfile = NULL;
2485 }
2486 av_fifo_free(ost->fifo); /* works even if fifo is not
2487 initialized but set to zero */
2488 av_freep(&ost->st->codec->subtitle_header);
2489 av_free(ost->pict_tmp.data[0]);
2490 av_free(ost->forced_kf_pts);
2491 if (ost->video_resample)
2492 sws_freeContext(ost->img_resample_ctx);
2493 if (ost->resample)
2494 audio_resample_close(ost->resample);
2495 if (ost->reformat_ctx)
2496 av_audio_convert_free(ost->reformat_ctx);
2497 av_dict_free(&ost->opts);
6291d7e4
AK
2498 }
2499 }
6291d7e4
AK
2500 }
2501 return ret;
2502}
2503
6291d7e4
AK
2504static int opt_verbose(const char *opt, const char *arg)
2505{
2506 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
2507 return 0;
2508}
2509
ca46fde7 2510static double parse_frame_aspect_ratio(const char *arg)
6291d7e4
AK
2511{
2512 int x = 0, y = 0;
2513 double ar = 0;
2514 const char *p;
2515 char *end;
2516
2517 p = strchr(arg, ':');
2518 if (p) {
2519 x = strtol(arg, &end, 10);
2520 if (end == p)
2521 y = strtol(end+1, &end, 10);
2522 if (x > 0 && y > 0)
2523 ar = (double)x / (double)y;
2524 } else
2525 ar = strtod(arg, NULL);
2526
2527 if (!ar) {
2528 fprintf(stderr, "Incorrect aspect ratio specification.\n");
ca46fde7 2529 exit_program(1);
6291d7e4 2530 }
ca46fde7 2531 return ar;
6291d7e4
AK
2532}
2533
35e6f8c1 2534static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2535{
35e6f8c1 2536 return parse_option(o, "codec:a", arg, options);
6291d7e4
AK
2537}
2538
35e6f8c1 2539static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2540{
35e6f8c1 2541 return parse_option(o, "codec:v", arg, options);
6291d7e4
AK
2542}
2543
35e6f8c1 2544static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2545{
35e6f8c1 2546 return parse_option(o, "codec:s", arg, options);
6291d7e4
AK
2547}
2548
35e6f8c1 2549static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2550{
35e6f8c1 2551 return parse_option(o, "codec:d", arg, options);
6291d7e4
AK
2552}
2553
575ec4e1 2554static int opt_map(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2555{
8d2e4a7e
AK
2556 StreamMap *m = NULL;
2557 int i, negative = 0, file_idx;
2558 int sync_file_idx = -1, sync_stream_idx;
2559 char *p, *sync;
2560 char *map;
6291d7e4 2561
8d2e4a7e
AK
2562 if (*arg == '-') {
2563 negative = 1;
2564 arg++;
2565 }
2566 map = av_strdup(arg);
6291d7e4 2567
8d2e4a7e
AK
2568 /* parse sync stream first, just pick first matching stream */
2569 if (sync = strchr(map, ',')) {
2570 *sync = 0;
2571 sync_file_idx = strtol(sync + 1, &sync, 0);
2572 if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
f24facd3 2573 av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
8d2e4a7e
AK
2574 exit_program(1);
2575 }
2576 if (*sync)
2577 sync++;
ed5b1326 2578 for (i = 0; i < input_files[sync_file_idx].nb_streams; i++)
8d2e4a7e
AK
2579 if (check_stream_specifier(input_files[sync_file_idx].ctx,
2580 input_files[sync_file_idx].ctx->streams[i], sync) == 1) {
2581 sync_stream_idx = i;
2582 break;
2583 }
ed5b1326 2584 if (i == input_files[sync_file_idx].nb_streams) {
f24facd3 2585 av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
8d2e4a7e
AK
2586 "match any streams.\n", arg);
2587 exit_program(1);
2588 }
2589 }
6291d7e4 2590
8d2e4a7e
AK
2591
2592 file_idx = strtol(map, &p, 0);
2593 if (file_idx >= nb_input_files || file_idx < 0) {
f24facd3 2594 av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
8d2e4a7e 2595 exit_program(1);
6291d7e4 2596 }
8d2e4a7e
AK
2597 if (negative)
2598 /* disable some already defined maps */
575ec4e1
AK
2599 for (i = 0; i < o->nb_stream_maps; i++) {
2600 m = &o->stream_maps[i];
8d2e4a7e
AK
2601 if (check_stream_specifier(input_files[m->file_index].ctx,
2602 input_files[m->file_index].ctx->streams[m->stream_index],
2603 *p == ':' ? p + 1 : p) > 0)
2604 m->disabled = 1;
2605 }
2606 else
ed5b1326 2607 for (i = 0; i < input_files[file_idx].nb_streams; i++) {
8d2e4a7e
AK
2608 if (check_stream_specifier(input_files[file_idx].ctx, input_files[file_idx].ctx->streams[i],
2609 *p == ':' ? p + 1 : p) <= 0)
2610 continue;
575ec4e1
AK
2611 o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
2612 &o->nb_stream_maps, o->nb_stream_maps + 1);
2613 m = &o->stream_maps[o->nb_stream_maps - 1];
8d2e4a7e
AK
2614
2615 m->file_index = file_idx;
2616 m->stream_index = i;
2617
2618 if (sync_file_idx >= 0) {
2619 m->sync_file_index = sync_file_idx;
2620 m->sync_stream_index = sync_stream_idx;
2621 } else {
2622 m->sync_file_index = file_idx;
2623 m->sync_stream_index = i;
2624 }
2625 }
2626
2627 if (!m) {
f24facd3 2628 av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg);
8d2e4a7e
AK
2629 exit_program(1);
2630 }
2631
2632 av_freep(&map);
6291d7e4
AK
2633 return 0;
2634}
2635
e6e6060c 2636static void parse_meta_type(char *arg, char *type, int *index)
6291d7e4 2637{
039267f1 2638 if (*arg) {
a2a38d96 2639 *type = *arg;
6291d7e4
AK
2640 switch (*arg) {
2641 case 'g':
2642 break;
2643 case 's':
2644 case 'c':
2645 case 'p':
e6e6060c
AK
2646 if (*(++arg) == ':')
2647 *index = strtol(++arg, NULL, 0);
6291d7e4
AK
2648 break;
2649 default:
2650 fprintf(stderr, "Invalid metadata type %c.\n", *arg);
2651 exit_program(1);
2652 }
2653 } else
2654 *type = 'g';
2655}
2656
847529f8 2657static int opt_map_metadata(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
2658{
2659 MetadataMap *m, *m1;
2660 char *p;
2661
847529f8
AK
2662 o->meta_data_maps = grow_array(o->meta_data_maps, sizeof(*o->meta_data_maps),
2663 &o->nb_meta_data_maps, o->nb_meta_data_maps + 1);
6291d7e4 2664
847529f8 2665 m = &o->meta_data_maps[o->nb_meta_data_maps - 1][1];
6291d7e4 2666 m->file = strtol(arg, &p, 0);
039267f1 2667 parse_meta_type(*p ? p + 1 : p, &m->type, &m->index);
6291d7e4 2668
847529f8 2669 m1 = &o->meta_data_maps[o->nb_meta_data_maps - 1][0];
e6e6060c 2670 if (p = strchr(opt, ':'))
039267f1 2671 parse_meta_type(p + 1, &m1->type, &m1->index);
e6e6060c
AK
2672 else
2673 m1->type = 'g';
6291d7e4
AK
2674
2675 if (m->type == 'g' || m1->type == 'g')
847529f8 2676 o->metadata_global_manual = 1;
6291d7e4 2677 if (m->type == 's' || m1->type == 's')
847529f8 2678 o->metadata_streams_manual = 1;
6291d7e4 2679 if (m->type == 'c' || m1->type == 'c')
847529f8 2680 o->metadata_chapters_manual = 1;
6291d7e4
AK
2681
2682 return 0;
2683}
2684
169f0647
AK
2685static enum CodecID find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
2686{
2687 const char *codec_string = encoder ? "encoder" : "decoder";
2688 AVCodec *codec;
2689
2690 if(!name)
2691 return CODEC_ID_NONE;
2692 codec = encoder ?
2693 avcodec_find_encoder_by_name(name) :
2694 avcodec_find_decoder_by_name(name);
2695 if(!codec) {
f24facd3 2696 av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
169f0647
AK
2697 exit_program(1);
2698 }
2699 if(codec->type != type) {
f24facd3 2700 av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
169f0647
AK
2701 exit_program(1);
2702 }
2703 return codec->id;
2704}
2705
35e6f8c1 2706static AVCodec *choose_codec(OptionsContext *o, AVFormatContext *s, AVStream *st, enum AVMediaType type)
169f0647 2707{
169f0647 2708 char *codec_name = NULL;
169f0647 2709
35e6f8c1 2710 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
169f0647
AK
2711
2712 if (!codec_name) {
6cd9d0f7
AK
2713 if (s->oformat) {
2714 st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename, NULL, type);
2715 return avcodec_find_encoder(st->codec->codec_id);
2716 }
169f0647
AK
2717 } else if (!strcmp(codec_name, "copy"))
2718 st->stream_copy = 1;
2719 else {
2720 st->codec->codec_id = find_codec_or_die(codec_name, type, s->iformat == NULL);
2721 return s->oformat ? avcodec_find_encoder_by_name(codec_name) :
2722 avcodec_find_decoder_by_name(codec_name);
2723 }
2724
2725 return NULL;
2726}
6291d7e4 2727
88867844
AK
2728/**
2729 * Add all the streams from the given input file to the global
2730 * list of input streams.
2731 */
35e6f8c1 2732static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
88867844 2733{
33f75d72 2734 int i, rfps, rfps_base;
88867844
AK
2735
2736 for (i = 0; i < ic->nb_streams; i++) {
2737 AVStream *st = ic->streams[i];
2738 AVCodecContext *dec = st->codec;
2739 InputStream *ist;
33f75d72 2740 double scale = 1.0;
88867844 2741
88867844
AK
2742 input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
2743 ist = &input_streams[nb_input_streams - 1];
2744 ist->st = st;
2745 ist->file_index = nb_input_files;
2746 ist->discard = 1;
2747 ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st);
2748
33f75d72
AK
2749 MATCH_PER_STREAM_OPT(ts_scale, dbl, scale, ic, st);
2750 ist->ts_scale = scale;
88867844 2751
35e6f8c1 2752 ist->dec = choose_codec(o, ic, st, dec->codec_type);
c74b44de
AK
2753 if (!ist->dec)
2754 ist->dec = avcodec_find_decoder(dec->codec_id);
88867844
AK
2755
2756 switch (dec->codec_type) {
2757 case AVMEDIA_TYPE_AUDIO:
2130981a 2758 if (o->audio_disable)
88867844
AK
2759 st->discard= AVDISCARD_ALL;
2760 break;
2761 case AVMEDIA_TYPE_VIDEO:
2762 rfps = ic->streams[i]->r_frame_rate.num;
2763 rfps_base = ic->streams[i]->r_frame_rate.den;
2764 if (dec->lowres) {
2765 dec->flags |= CODEC_FLAG_EMU_EDGE;
2766 dec->height >>= dec->lowres;
2767 dec->width >>= dec->lowres;
2768 }
88867844
AK
2769
2770 if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) {
2771
2772 if (verbose >= 0)
2773 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
2774 i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num,
2775
2776 (float)rfps / rfps_base, rfps, rfps_base);
2777 }
2778
2130981a 2779 if (o->video_disable)
88867844
AK
2780 st->discard= AVDISCARD_ALL;
2781 else if(video_discard)
2782 st->discard= video_discard;
2783 break;
2784 case AVMEDIA_TYPE_DATA:
2785 break;
2786 case AVMEDIA_TYPE_SUBTITLE:
2130981a 2787 if (o->subtitle_disable)
88867844
AK
2788 st->discard = AVDISCARD_ALL;
2789 break;
2790 case AVMEDIA_TYPE_ATTACHMENT:
2791 case AVMEDIA_TYPE_UNKNOWN:
2792 break;
2793 default:
2794 abort();
2795 }
2796 }
2797}
2798
575ec4e1 2799static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
6291d7e4
AK
2800{
2801 AVFormatContext *ic;
2802 AVInputFormat *file_iformat = NULL;
88867844 2803 int err, i, ret;
6291d7e4
AK
2804 int64_t timestamp;
2805 uint8_t buf[128];
2806 AVDictionary **opts;
2807 int orig_nb_streams; // number of streams before avformat_find_stream_info
2808
7041bb3b
AK
2809 if (o->format) {
2810 if (!(file_iformat = av_find_input_format(o->format))) {
2811 fprintf(stderr, "Unknown input format: '%s'\n", o->format);
6291d7e4
AK
2812 exit_program(1);
2813 }
6291d7e4
AK
2814 }
2815
2816 if (!strcmp(filename, "-"))
2817 filename = "pipe:";
2818
2819 using_stdin |= !strncmp(filename, "pipe:", 5) ||
2820 !strcmp(filename, "/dev/stdin");
2821
2822 /* get default parameters from command line */
2823 ic = avformat_alloc_context();
2824 if (!ic) {
2825 print_error(filename, AVERROR(ENOMEM));
2826 exit_program(1);
2827 }
e2469ccf
AK
2828 if (o->nb_audio_sample_rate) {
2829 snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i);
6291d7e4
AK
2830 av_dict_set(&format_opts, "sample_rate", buf, 0);
2831 }
6a11686d
AK
2832 if (o->nb_audio_channels) {
2833 snprintf(buf, sizeof(buf), "%d", o->audio_channels[o->nb_audio_channels - 1].u.i);
6291d7e4
AK
2834 av_dict_set(&format_opts, "channels", buf, 0);
2835 }
91ea4811
AK
2836 if (o->nb_frame_rates) {
2837 av_dict_set(&format_opts, "framerate", o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
6291d7e4 2838 }
d4397b03
AK
2839 if (o->nb_frame_sizes) {
2840 av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
6291d7e4 2841 }
b2254d83
AK
2842 if (o->nb_frame_pix_fmts)
2843 av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
6291d7e4 2844
6291d7e4
AK
2845 ic->flags |= AVFMT_FLAG_NONBLOCK;
2846
2847 /* open the input file with generic libav function */
2848 err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
2849 if (err < 0) {
2850 print_error(filename, err);
2851 exit_program(1);
2852 }
2853 assert_avoptions(format_opts);
2854
92f1940e
AK
2855 /* apply forced codec ids */
2856 for (i = 0; i < ic->nb_streams; i++)
35e6f8c1 2857 choose_codec(o, ic, ic->streams[i], ic->streams[i]->codec->codec_type);
92f1940e 2858
6291d7e4
AK
2859 /* Set AVCodecContext options for avformat_find_stream_info */
2860 opts = setup_find_stream_info_opts(ic, codec_opts);
2861 orig_nb_streams = ic->nb_streams;
2862
2863 /* If not enough info to get the stream parameters, we decode the
2864 first frames to get it. (used in mpeg case for example) */
2865 ret = avformat_find_stream_info(ic, opts);
2866 if (ret < 0 && verbose >= 0) {
2867 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2868 av_close_input_file(ic);
2869 exit_program(1);
2870 }
2871
6b779ccc 2872 timestamp = o->start_time;
6291d7e4
AK
2873 /* add the stream start time */
2874 if (ic->start_time != AV_NOPTS_VALUE)
2875 timestamp += ic->start_time;
2876
2877 /* if seeking requested, we execute it */
6b779ccc 2878 if (o->start_time != 0) {
6291d7e4
AK
2879 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2880 if (ret < 0) {
2881 fprintf(stderr, "%s: could not seek to position %0.3f\n",
2882 filename, (double)timestamp / AV_TIME_BASE);
2883 }
6291d7e4
AK
2884 }
2885
2886 /* update the current parameters so that they match the one of the input stream */
35e6f8c1 2887 add_input_streams(o, ic);
6291d7e4
AK
2888
2889 /* dump the file content */
2890 if (verbose >= 0)
2891 av_dump_format(ic, nb_input_files, filename, 0);
2892
2893 input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
2894 input_files[nb_input_files - 1].ctx = ic;
2895 input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams;
6b779ccc 2896 input_files[nb_input_files - 1].ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
ed5b1326 2897 input_files[nb_input_files - 1].nb_streams = ic->nb_streams;
dc3e76f3 2898 input_files[nb_input_files - 1].rate_emu = o->rate_emu;
6291d7e4 2899
6291d7e4
AK
2900 for (i = 0; i < orig_nb_streams; i++)
2901 av_dict_free(&opts[i]);
2902 av_freep(&opts);
575ec4e1
AK
2903
2904 reset_options(o);
6291d7e4
AK
2905 return 0;
2906}
2907
f233cfed
AK
2908static void parse_forced_key_frames(char *kf, OutputStream *ost,
2909 AVCodecContext *avctx)
2910{
2911 char *p;
2912 int n = 1, i;
2913 int64_t t;
2914
2915 for (p = kf; *p; p++)
2916 if (*p == ',')
2917 n++;
2918 ost->forced_kf_count = n;
2919 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
2920 if (!ost->forced_kf_pts) {
2921 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
2922 exit_program(1);
2923 }
2924 for (i = 0; i < n; i++) {
2925 p = i ? strchr(p, ',') + 1 : kf;
2926 t = parse_time_or_die("force_key_frames", p, 1);
2927 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
2928 }
2929}
2930
35e6f8c1 2931static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type)
169f0647
AK
2932{
2933 OutputStream *ost;
495ecfd1 2934 AVStream *st = av_new_stream(oc, oc->nb_streams < o->nb_streamid_map ? o->streamid_map[oc->nb_streams] : 0);
169f0647 2935 int idx = oc->nb_streams - 1;
96139b5e 2936 int64_t max_frames = INT64_MAX;
013887eb 2937 char *bsf = NULL, *next, *codec_tag = NULL;
d821cbe2 2938 AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
77d9c454 2939 double qscale = -1;
169f0647
AK
2940
2941 if (!st) {
f24facd3 2942 av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
169f0647
AK
2943 exit_program(1);
2944 }
2945
4288e031
AK
2946 output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
2947 nb_output_streams + 1);
2948 ost = &output_streams[nb_output_streams - 1];
40fc2810 2949 ost->file_index = nb_output_files;
169f0647
AK
2950 ost->index = idx;
2951 ost->st = st;
2952 st->codec->codec_type = type;
35e6f8c1 2953 ost->enc = choose_codec(o, oc, st, type);
169f0647
AK
2954 if (ost->enc) {
2955 ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st);
2956 }
2957
2958 avcodec_get_context_defaults3(st->codec, ost->enc);
2959 st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy
2960
96139b5e
AK
2961 MATCH_PER_STREAM_OPT(max_frames, i64, max_frames, oc, st);
2962 ost->max_frames = max_frames;
2963
d821cbe2
AK
2964 MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
2965 while (bsf) {
2966 if (next = strchr(bsf, ','))
2967 *next++ = 0;
2968 if (!(bsfc = av_bitstream_filter_init(bsf))) {
f24facd3 2969 av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf);
d821cbe2
AK
2970 exit_program(1);
2971 }
2972 if (bsfc_prev)
2973 bsfc_prev->next = bsfc;
2974 else
2975 ost->bitstream_filters = bsfc;
2976
2977 bsfc_prev = bsfc;
2978 bsf = next;
2979 }
2980
013887eb
AK
2981 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
2982 if (codec_tag) {
2983 uint32_t tag = strtol(codec_tag, &next, 0);
2984 if (*next)
2985 tag = AV_RL32(codec_tag);
2986 st->codec->codec_tag = tag;
2987 }
2988
77d9c454
AK
2989 MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
2990 if (qscale >= 0 || same_quant) {
2991 st->codec->flags |= CODEC_FLAG_QSCALE;
2992 st->codec->global_quality = FF_QP2LAMBDA * qscale;
2993 }
2994
169f0647
AK
2995 ost->sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
2996 return ost;
2997}
2998
2c2cff16
AK
2999static void parse_matrix_coeffs(uint16_t *dest, const char *str)
3000{
3001 int i;
3002 const char *p = str;
3003 for(i = 0;; i++) {
3004 dest[i] = atoi(p);
3005 if(i == 63)
3006 break;
3007 p = strchr(p, ',');
3008 if(!p) {
3009 fprintf(stderr, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
3010 exit_program(1);
3011 }
3012 p++;
3013 }
3014}
3015
35e6f8c1 3016static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3017{
3018 AVStream *st;
3019 OutputStream *ost;
3020 AVCodecContext *video_enc;
6291d7e4 3021
35e6f8c1 3022 ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO);
6291d7e4 3023 st = ost->st;
6291d7e4
AK
3024 video_enc = st->codec;
3025
6291d7e4
AK
3026 if(oc->oformat->flags & AVFMT_GLOBALHEADER) {
3027 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
3028 }
3029
d4397b03 3030 if (!st->stream_copy) {
0e68c783 3031 const char *p = NULL;
d4397b03 3032 char *forced_key_frames = NULL, *frame_rate = NULL, *frame_size = NULL;
b2254d83 3033 char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL;
8e5ce590 3034 char *intra_matrix = NULL, *inter_matrix = NULL, *filters = NULL;
828e0bcb 3035 int i, force_fps = 0, top_field_first = -1;
6291d7e4 3036
91ea4811
AK
3037 MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
3038 if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
f24facd3 3039 av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
91ea4811
AK
3040 exit_program(1);
3041 }
6291d7e4 3042
d4397b03
AK
3043 MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
3044 if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
f24facd3 3045 av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
d4397b03
AK
3046 exit_program(1);
3047 }
3048
ca46fde7
AK
3049 MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
3050 if (frame_aspect_ratio)
3051 ost->frame_aspect_ratio = parse_frame_aspect_ratio(frame_aspect_ratio);
3052
b2254d83
AK
3053 MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
3054 if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) {
f24facd3 3055 av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
b2254d83
AK
3056 exit_program(1);
3057 }
6291d7e4
AK
3058 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
3059
2c2cff16
AK
3060 MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
3061 if (intra_matrix) {
3062 if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
f24facd3 3063 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
2c2cff16
AK
3064 exit_program(1);
3065 }
3066 parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
3067 }
3068 MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
3069 if (inter_matrix) {
3070 if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
f24facd3 3071 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
2c2cff16
AK
3072 exit_program(1);
3073 }
3074 parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
3075 }
6291d7e4 3076
0e68c783 3077 MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
6291d7e4
AK
3078 for(i=0; p; i++){
3079 int start, end, q;
3080 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3081 if(e!=3){
3082 fprintf(stderr, "error parsing rc_override\n");
3083 exit_program(1);
3084 }
3085 video_enc->rc_override=
3086 av_realloc(video_enc->rc_override,
3087 sizeof(RcOverride)*(i+1));
3088 video_enc->rc_override[i].start_frame= start;
3089 video_enc->rc_override[i].end_frame = end;
3090 if(q>0){
3091 video_enc->rc_override[i].qscale= q;
3092 video_enc->rc_override[i].quality_factor= 1.0;
3093 }
3094 else{
3095 video_enc->rc_override[i].qscale= 0;
3096 video_enc->rc_override[i].quality_factor= -q/100.0;
3097 }
3098 p= strchr(p, '/');
3099 if(p) p++;
3100 }
3101 video_enc->rc_override_count=i;
3102 if (!video_enc->rc_initial_buffer_occupancy)
3103 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
6291d7e4
AK
3104 video_enc->intra_dc_precision= intra_dc_precision - 8;
3105
6291d7e4
AK
3106 /* two pass mode */
3107 if (do_pass) {
3108 if (do_pass == 1) {
3109 video_enc->flags |= CODEC_FLAG_PASS1;
3110 } else {
3111 video_enc->flags |= CODEC_FLAG_PASS2;
3112 }
3113 }
3114
7c029672 3115 MATCH_PER_STREAM_OPT(forced_key_frames, str, forced_key_frames, oc, st);
6291d7e4
AK
3116 if (forced_key_frames)
3117 parse_forced_key_frames(forced_key_frames, ost, video_enc);
bef737a7
AK
3118
3119 MATCH_PER_STREAM_OPT(force_fps, i, force_fps, oc, st);
3120 ost->force_fps = force_fps;
828e0bcb
AK
3121
3122 MATCH_PER_STREAM_OPT(top_field_first, i, top_field_first, oc, st);
3123 ost->top_field_first = top_field_first;
8e5ce590
AK
3124
3125#if CONFIG_AVFILTER
3126 MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
3127 if (filters)
3128 ost->avfilter = av_strdup(filters);
3129#endif
6291d7e4 3130 }
6291d7e4 3131
3d4f0dab 3132 return ost;
6291d7e4
AK
3133}
3134
35e6f8c1 3135static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3136{
3137 AVStream *st;
3138 OutputStream *ost;
6291d7e4 3139 AVCodecContext *audio_enc;
6291d7e4 3140
35e6f8c1 3141 ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO);
6291d7e4
AK
3142 st = ost->st;
3143
6291d7e4
AK
3144 audio_enc = st->codec;
3145 audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
3146
6291d7e4
AK
3147 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
3148 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
3149 }
92f1940e 3150 if (!st->stream_copy) {
05bffc12
AK
3151 char *sample_fmt = NULL;
3152
6a11686d
AK
3153 MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
3154
05bffc12
AK
3155 MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
3156 if (sample_fmt &&
3157 (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
f24facd3 3158 av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
05bffc12
AK
3159 exit_program(1);
3160 }
3161
e2469ccf 3162 MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
6291d7e4 3163 }
6291d7e4 3164
3d4f0dab 3165 return ost;
6291d7e4
AK
3166}
3167
35e6f8c1 3168static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3169{
3170 AVStream *st;
3171 OutputStream *ost;
3172 AVCodecContext *data_enc;
3173
35e6f8c1 3174 ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA);
6291d7e4
AK
3175 st = ost->st;
3176 data_enc = st->codec;
92f1940e 3177 if (!st->stream_copy) {
6291d7e4
AK
3178 fprintf(stderr, "Data stream encoding not supported yet (only streamcopy)\n");
3179 exit_program(1);
3180 }
3181
6291d7e4
AK
3182 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
3183 data_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
3184 }
6291d7e4 3185
3d4f0dab 3186 return ost;
6291d7e4
AK
3187}
3188
35e6f8c1 3189static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3190{
3191 AVStream *st;
3192 OutputStream *ost;
6291d7e4 3193 AVCodecContext *subtitle_enc;
6291d7e4 3194
35e6f8c1 3195 ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE);
6291d7e4
AK
3196 st = ost->st;
3197 subtitle_enc = st->codec;
3198
6291d7e4
AK
3199 subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
3200
6291d7e4
AK
3201 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
3202 subtitle_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
3203 }
6291d7e4 3204
3d4f0dab 3205 return ost;
6291d7e4
AK
3206}
3207
3208/* arg format is "output-stream-index:streamid-value". */
495ecfd1 3209static int opt_streamid(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
3210{
3211 int idx;
3212 char *p;
3213 char idx_str[16];
3214
3215 av_strlcpy(idx_str, arg, sizeof(idx_str));
3216 p = strchr(idx_str, ':');
3217 if (!p) {
3218 fprintf(stderr,
3219 "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
3220 arg, opt);
3221 exit_program(1);
3222 }
3223 *p++ = '\0';
3224 idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, INT_MAX);
495ecfd1
AK
3225 o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
3226 o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
6291d7e4
AK
3227 return 0;
3228}
3229
847529f8 3230static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
86530f41 3231{
6b779ccc
AK
3232 AVFormatContext *is = ifile->ctx;
3233 AVFormatContext *os = ofile->ctx;
86530f41
AK
3234 int i;
3235
3236 for (i = 0; i < is->nb_chapters; i++) {
3237 AVChapter *in_ch = is->chapters[i], *out_ch;
6b779ccc 3238 int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
86530f41 3239 AV_TIME_BASE_Q, in_ch->time_base);
6b779ccc
AK
3240 int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
3241 av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
86530f41
AK
3242
3243
3244 if (in_ch->end < ts_off)
3245 continue;
3246 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
3247 break;
3248
3249 out_ch = av_mallocz(sizeof(AVChapter));
3250 if (!out_ch)
3251 return AVERROR(ENOMEM);
3252
3253 out_ch->id = in_ch->id;
3254 out_ch->time_base = in_ch->time_base;
3255 out_ch->start = FFMAX(0, in_ch->start - ts_off);
3256 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
3257
847529f8 3258 if (copy_metadata)
86530f41
AK
3259 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
3260
3261 os->nb_chapters++;
3262 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
3263 if (!os->chapters)
3264 return AVERROR(ENOMEM);
3265 os->chapters[os->nb_chapters - 1] = out_ch;
3266 }
3267 return 0;
3268}
3269
35e6f8c1 3270static int read_avserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
169f0647
AK
3271{
3272 int i, err;
3273 AVFormatContext *ic = NULL;
169f0647
AK
3274
3275 err = avformat_open_input(&ic, filename, NULL, NULL);
3276 if (err < 0)
3277 return err;
3278 /* copy stream format */
3279 for(i=0;i<ic->nb_streams;i++) {
3280 AVStream *st;
3281 OutputStream *ost;
3282 AVCodec *codec;
3283
3284 codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
35e6f8c1 3285 ost = new_output_stream(o, s, codec->type);
169f0647
AK
3286 st = ost->st;
3287
3288 // FIXME: a more elegant solution is needed
3289 memcpy(st, ic->streams[i], sizeof(AVStream));
3290 st->info = NULL;
3291 avcodec_copy_context(st->codec, ic->streams[i]->codec);
3292
3293 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !st->stream_copy)
3294 choose_sample_fmt(st, codec);
3295 else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !st->stream_copy)
3296 choose_pixel_fmt(st, codec);
169f0647
AK
3297 }
3298
3299 av_close_input_file(ic);
3300 return 0;
3301}
3302
7cc8d638 3303static void opt_output_file(void *optctx, const char *filename)
6291d7e4 3304{
575ec4e1 3305 OptionsContext *o = optctx;
6291d7e4 3306 AVFormatContext *oc;
3d4f0dab 3307 int i, err;
6291d7e4 3308 AVOutputFormat *file_oformat;
3d4f0dab
AK
3309 OutputStream *ost;
3310 InputStream *ist;
6291d7e4
AK
3311
3312 if (!strcmp(filename, "-"))
3313 filename = "pipe:";
3314
3315 oc = avformat_alloc_context();
3316 if (!oc) {
3317 print_error(filename, AVERROR(ENOMEM));
3318 exit_program(1);
3319 }
3320
7041bb3b
AK
3321 if (o->format) {
3322 file_oformat = av_guess_format(o->format, NULL, NULL);
6291d7e4 3323 if (!file_oformat) {
7041bb3b 3324 fprintf(stderr, "Requested output format '%s' is not a suitable output format\n", o->format);
6291d7e4
AK
3325 exit_program(1);
3326 }
6291d7e4
AK
3327 } else {
3328 file_oformat = av_guess_format(NULL, filename, NULL);
3329 if (!file_oformat) {
3330 fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
3331 filename);
3332 exit_program(1);
3333 }
3334 }
3335
3336 oc->oformat = file_oformat;
3337 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
3338
3339 if (!strcmp(file_oformat->name, "ffm") &&
3340 av_strstart(filename, "http:", NULL)) {
3341 /* special case for files sent to avserver: we get the stream
3342 parameters from avserver */
35e6f8c1 3343 int err = read_avserver_streams(o, oc, filename);
6291d7e4
AK
3344 if (err < 0) {
3345 print_error(filename, err);
3346 exit_program(1);
3347 }
575ec4e1 3348 } else if (!o->nb_stream_maps) {
3d4f0dab
AK
3349 /* pick the "best" stream of each type */
3350#define NEW_STREAM(type, index)\
3351 if (index >= 0) {\
35e6f8c1 3352 ost = new_ ## type ## _stream(o, oc);\
3d4f0dab
AK
3353 ost->source_index = index;\
3354 ost->sync_ist = &input_streams[index];\
3355 input_streams[index].discard = 0;\
3356 }
3357
3358 /* video: highest resolution */
2130981a 3359 if (!o->video_disable && oc->oformat->video_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3360 int area = 0, idx = -1;
3361 for (i = 0; i < nb_input_streams; i++) {
3362 ist = &input_streams[i];
3363 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
3364 ist->st->codec->width * ist->st->codec->height > area) {
3365 area = ist->st->codec->width * ist->st->codec->height;
3366 idx = i;
3367 }
3368 }
3369 NEW_STREAM(video, idx);
3370 }
3371
3372 /* audio: most channels */
2130981a 3373 if (!o->audio_disable && oc->oformat->audio_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3374 int channels = 0, idx = -1;
3375 for (i = 0; i < nb_input_streams; i++) {
3376 ist = &input_streams[i];
3377 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
3378 ist->st->codec->channels > channels) {
3379 channels = ist->st->codec->channels;
3380 idx = i;
3381 }
3382 }
3383 NEW_STREAM(audio, idx);
3384 }
3385
3386 /* subtitles: pick first */
2130981a 3387 if (!o->subtitle_disable && oc->oformat->subtitle_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3388 for (i = 0; i < nb_input_streams; i++)
3389 if (input_streams[i].st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
3390 NEW_STREAM(subtitle, i);
3391 break;
3392 }
3393 }
3394 /* do something with data? */
6291d7e4 3395 } else {
575ec4e1
AK
3396 for (i = 0; i < o->nb_stream_maps; i++) {
3397 StreamMap *map = &o->stream_maps[i];
3d4f0dab 3398
8d2e4a7e
AK
3399 if (map->disabled)
3400 continue;
3d4f0dab 3401
6cd9d0f7 3402 ist = &input_streams[input_files[map->file_index].ist_index + map->stream_index];
3d4f0dab 3403 switch (ist->st->codec->codec_type) {
35e6f8c1
AK
3404 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc); break;
3405 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc); break;
3406 case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream(o, oc); break;
3407 case AVMEDIA_TYPE_DATA: ost = new_data_stream(o, oc); break;
3d4f0dab 3408 default:
f24facd3 3409 av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d.%d - unsupported type.\n",
3d4f0dab
AK
3410 map->file_index, map->stream_index);
3411 exit_program(1);
3412 }
3413
6cd9d0f7 3414 ost->source_index = input_files[map->file_index].ist_index + map->stream_index;
3d4f0dab
AK
3415 ost->sync_ist = &input_streams[input_files[map->sync_file_index].ist_index +
3416 map->sync_stream_index];
3417 ist->discard = 0;
3418 }
6291d7e4
AK
3419 }
3420
af70aa45
AK
3421 output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
3422 output_files[nb_output_files - 1].ctx = oc;
4288e031 3423 output_files[nb_output_files - 1].ost_index = nb_output_streams - oc->nb_streams;
6b779ccc
AK
3424 output_files[nb_output_files - 1].recording_time = o->recording_time;
3425 output_files[nb_output_files - 1].start_time = o->start_time;
13ccba50 3426 output_files[nb_output_files - 1].limit_filesize = o->limit_filesize;
af70aa45 3427 av_dict_copy(&output_files[nb_output_files - 1].opts, format_opts, 0);
6291d7e4
AK
3428
3429 /* check filename in case of an image number is expected */
3430 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
3431 if (!av_filename_number_test(oc->filename)) {
3432 print_error(oc->filename, AVERROR(EINVAL));
3433 exit_program(1);
3434 }
3435 }
3436
3437 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
3438 /* test if it already exists to avoid loosing precious files */
3439 if (!file_overwrite &&
3440 (strchr(filename, ':') == NULL ||
3441 filename[1] == ':' ||
3442 av_strstart(filename, "file:", NULL))) {
3443 if (avio_check(filename, 0) == 0) {
3444 if (!using_stdin) {
3445 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3446 fflush(stderr);
3447 if (!read_yesno()) {
3448 fprintf(stderr, "Not overwriting - exiting\n");
3449 exit_program(1);
3450 }
3451 }
3452 else {
3453 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
3454 exit_program(1);
3455 }
3456 }
3457 }
3458
3459 /* open the file */
3460 if ((err = avio_open(&oc->pb, filename, AVIO_FLAG_WRITE)) < 0) {
3461 print_error(filename, err);
3462 exit_program(1);
3463 }
3464 }
3465
dc26318c
AK
3466 oc->preload = (int)(o->mux_preload * AV_TIME_BASE);
3467 oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE);
6291d7e4
AK
3468 oc->flags |= AVFMT_FLAG_NONBLOCK;
3469
b9aac90b 3470 /* copy chapters */
c5bb372e
AK
3471 if (o->chapters_input_file >= nb_input_files) {
3472 if (o->chapters_input_file == INT_MAX) {
b9aac90b 3473 /* copy chapters from the first input file that has them*/
c5bb372e 3474 o->chapters_input_file = -1;
b9aac90b
AK
3475 for (i = 0; i < nb_input_files; i++)
3476 if (input_files[i].ctx->nb_chapters) {
c5bb372e 3477 o->chapters_input_file = i;
b9aac90b
AK
3478 break;
3479 }
3480 } else {
f24facd3 3481 av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n",
c5bb372e 3482 o->chapters_input_file);
b9aac90b
AK
3483 exit_program(1);
3484 }
3485 }
c5bb372e
AK
3486 if (o->chapters_input_file >= 0)
3487 copy_chapters(&input_files[o->chapters_input_file], &output_files[nb_output_files - 1],
f39ecc79 3488 !o->metadata_chapters_manual);
b9aac90b 3489
e6e6060c 3490 /* copy metadata */
847529f8 3491 for (i = 0; i < o->nb_meta_data_maps; i++) {
e6e6060c
AK
3492 AVFormatContext *files[2];
3493 AVDictionary **meta[2];
3494 int j;
3495
3496#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
3497 if ((index) < 0 || (index) >= (nb_elems)) {\
f24facd3 3498 av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps\n",\
e6e6060c
AK
3499 (desc), (index));\
3500 exit_program(1);\
3501 }
3502
847529f8 3503 int in_file_index = o->meta_data_maps[i][1].file;
e6e6060c
AK
3504 if (in_file_index < 0)
3505 continue;
3506 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
3507
3508 files[0] = oc;
3509 files[1] = input_files[in_file_index].ctx;
3510
3511 for (j = 0; j < 2; j++) {
847529f8 3512 MetadataMap *map = &o->meta_data_maps[i][j];
e6e6060c
AK
3513
3514 switch (map->type) {
3515 case 'g':
3516 meta[j] = &files[j]->metadata;
3517 break;
3518 case 's':
3519 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
3520 meta[j] = &files[j]->streams[map->index]->metadata;
3521 break;
3522 case 'c':
3523 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
3524 meta[j] = &files[j]->chapters[map->index]->metadata;
3525 break;
3526 case 'p':
3527 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
3528 meta[j] = &files[j]->programs[map->index]->metadata;
3529 break;
3530 }
3531 }
3532
3533 av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
3534 }
3535
3536 /* copy global metadata by default */
847529f8 3537 if (!o->metadata_global_manual && nb_input_files)
e6e6060c
AK
3538 av_dict_copy(&oc->metadata, input_files[0].ctx->metadata,
3539 AV_DICT_DONT_OVERWRITE);
847529f8 3540 if (!o->metadata_streams_manual)
4288e031
AK
3541 for (i = output_files[nb_output_files - 1].ost_index; i < nb_output_streams; i++) {
3542 InputStream *ist = &input_streams[output_streams[i].source_index];
3543 av_dict_copy(&output_streams[i].st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE);
e6e6060c
AK
3544 }
3545
039267f1
AK
3546 /* process manually set metadata */
3547 for (i = 0; i < o->nb_metadata; i++) {
3548 AVDictionary **m;
3549 char type, *val;
3550 int index = 0;
3551
3552 val = strchr(o->metadata[i].u.str, '=');
3553 if (!val) {
f24facd3 3554 av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n",
039267f1
AK
3555 o->metadata[i].u.str);
3556 exit_program(1);
3557 }
3558 *val++ = 0;
3559
3560 parse_meta_type(o->metadata[i].specifier, &type, &index);
3561 switch (type) {
3562 case 'g':
3563 m = &oc->metadata;
3564 break;
3565 case 's':
3566 if (index < 0 || index >= oc->nb_streams) {
f24facd3 3567 av_log(NULL, AV_LOG_FATAL, "Invalid stream index %d in metadata specifier.\n", index);
039267f1
AK
3568 exit_program(1);
3569 }
4bb3ae1e 3570 m = &oc->streams[index]->metadata;
039267f1
AK
3571 break;
3572 case 'c':
3573 if (index < 0 || index >= oc->nb_chapters) {
f24facd3 3574 av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
039267f1
AK
3575 exit_program(1);
3576 }
4bb3ae1e 3577 m = &oc->chapters[index]->metadata;
039267f1
AK
3578 break;
3579 default:
f24facd3 3580 av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
039267f1
AK
3581 exit_program(1);
3582 }
3583
3584 av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
3585 }
3586
575ec4e1 3587 reset_options(o);
6291d7e4
AK
3588}
3589
3590/* same option as mencoder */
3591static int opt_pass(const char *opt, const char *arg)
3592{
3593 do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 2);
3594 return 0;
3595}
3596
3597static int64_t getutime(void)
3598{
3599#if HAVE_GETRUSAGE
3600 struct rusage rusage;
3601
3602 getrusage(RUSAGE_SELF, &rusage);
3603 return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
3604#elif HAVE_GETPROCESSTIMES
3605 HANDLE proc;
3606 FILETIME c, e, k, u;
3607 proc = GetCurrentProcess();
3608 GetProcessTimes(proc, &c, &e, &k, &u);
3609 return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10;
3610#else
3611 return av_gettime();
3612#endif
3613}
3614
3615static int64_t getmaxrss(void)
3616{
3617#if HAVE_GETRUSAGE && HAVE_STRUCT_RUSAGE_RU_MAXRSS
3618 struct rusage rusage;
3619 getrusage(RUSAGE_SELF, &rusage);
3620 return (int64_t)rusage.ru_maxrss * 1024;
3621#elif HAVE_GETPROCESSMEMORYINFO
3622 HANDLE proc;
3623 PROCESS_MEMORY_COUNTERS memcounters;
3624 proc = GetCurrentProcess();
3625 memcounters.cb = sizeof(memcounters);
3626 GetProcessMemoryInfo(proc, &memcounters, sizeof(memcounters));
3627 return memcounters.PeakPagefileUsage;
3628#else
3629 return 0;
3630#endif
3631}
3632
77d9c454
AK
3633static int opt_audio_qscale(OptionsContext *o, const char *opt, const char *arg)
3634{
3635 return parse_option(o, "q:a", arg, options);
3636}
3637
6291d7e4
AK
3638static void show_usage(void)
3639{
3640 printf("Hyper fast Audio and Video encoder\n");
3641 printf("usage: %s [options] [[infile options] -i infile]... {[outfile options] outfile}...\n", program_name);
3642 printf("\n");
3643}
3644
3645static void show_help(void)
3646{
3647 AVCodec *c;
3648 AVOutputFormat *oformat = NULL;
3649 AVInputFormat *iformat = NULL;
20c21f8b 3650 const AVClass *class;
6291d7e4
AK
3651
3652 av_log_set_callback(log_callback_help);
3653 show_usage();
3654 show_help_options(options, "Main options:\n",
3655 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0);
3656 show_help_options(options, "\nAdvanced options:\n",
3657 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB,
3658 OPT_EXPERT);
3659 show_help_options(options, "\nVideo options:\n",
3660 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3661 OPT_VIDEO);
3662 show_help_options(options, "\nAdvanced Video options:\n",
3663 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3664 OPT_VIDEO | OPT_EXPERT);
3665 show_help_options(options, "\nAudio options:\n",
3666 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3667 OPT_AUDIO);
3668 show_help_options(options, "\nAdvanced Audio options:\n",
3669 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3670 OPT_AUDIO | OPT_EXPERT);
3671 show_help_options(options, "\nSubtitle options:\n",
3672 OPT_SUBTITLE | OPT_GRAB,
3673 OPT_SUBTITLE);
3674 show_help_options(options, "\nAudio/Video grab options:\n",
3675 OPT_GRAB,
3676 OPT_GRAB);
3677 printf("\n");
20c21f8b
AK
3678 class = avcodec_get_class();
3679 av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
6291d7e4
AK
3680 printf("\n");
3681
3682 /* individual codec options */
3683 c = NULL;
3684 while ((c = av_codec_next(c))) {
3685 if (c->priv_class) {
3686 av_opt_show2(&c->priv_class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
3687 printf("\n");
3688 }
3689 }
3690
20c21f8b
AK
3691 class = avformat_get_class();
3692 av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
6291d7e4
AK
3693 printf("\n");
3694
3695 /* individual muxer options */
3696 while ((oformat = av_oformat_next(oformat))) {
3697 if (oformat->priv_class) {
3698 av_opt_show2(&oformat->priv_class, NULL, AV_OPT_FLAG_ENCODING_PARAM, 0);
3699 printf("\n");
3700 }
3701 }
3702
3703 /* individual demuxer options */
3704 while ((iformat = av_iformat_next(iformat))) {
3705 if (iformat->priv_class) {
3706 av_opt_show2(&iformat->priv_class, NULL, AV_OPT_FLAG_DECODING_PARAM, 0);
3707 printf("\n");
3708 }
3709 }
3710
20c21f8b
AK
3711 class = sws_get_class();
3712 av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
6291d7e4
AK
3713}
3714
7041bb3b 3715static int opt_target(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
3716{
3717 enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
3718 static const char *const frame_rates[] = {"25", "30000/1001", "24000/1001"};
3719
3720 if(!strncmp(arg, "pal-", 4)) {
3721 norm = PAL;
3722 arg += 4;
3723 } else if(!strncmp(arg, "ntsc-", 5)) {
3724 norm = NTSC;
3725 arg += 5;
3726 } else if(!strncmp(arg, "film-", 5)) {
3727 norm = FILM;
3728 arg += 5;
3729 } else {
91ea4811
AK
3730 /* Try to determine PAL/NTSC by peeking in the input files */
3731 if(nb_input_files) {
3732 int i, j, fr;
3733 for (j = 0; j < nb_input_files; j++) {
3734 for (i = 0; i < input_files[j].nb_streams; i++) {
3735 AVCodecContext *c = input_files[j].ctx->streams[i]->codec;
3736 if(c->codec_type != AVMEDIA_TYPE_VIDEO)
3737 continue;
3738 fr = c->time_base.den * 1000 / c->time_base.num;
3739 if(fr == 25000) {
3740 norm = PAL;
6291d7e4 3741 break;
91ea4811
AK
3742 } else if((fr == 29970) || (fr == 23976)) {
3743 norm = NTSC;
3744 break;
3745 }
6291d7e4 3746 }
91ea4811
AK
3747 if(norm != UNKNOWN)
3748 break;
6291d7e4
AK
3749 }
3750 }
3751 if(verbose > 0 && norm != UNKNOWN)
3752 fprintf(stderr, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC");
3753 }
3754