avconv: move force_fps to the options context.
[libav.git] / avconv.c
CommitLineData
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1/*
2 * avconv main
3 * Copyright (c) 2000-2011 The libav developers.
4 *
5 * This file is part of Libav.
6 *
7 * Libav is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * Libav is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with Libav; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include "config.h"
23#include <ctype.h>
24#include <string.h>
25#include <math.h>
26#include <stdlib.h>
27#include <errno.h>
28#include <signal.h>
29#include <limits.h>
30#include <unistd.h>
31#include "libavformat/avformat.h"
32#include "libavdevice/avdevice.h"
33#include "libswscale/swscale.h"
34#include "libavutil/opt.h"
35#include "libavcodec/audioconvert.h"
36#include "libavutil/audioconvert.h"
37#include "libavutil/parseutils.h"
38#include "libavutil/samplefmt.h"
39#include "libavutil/colorspace.h"
40#include "libavutil/fifo.h"
41#include "libavutil/intreadwrite.h"
42#include "libavutil/dict.h"
43#include "libavutil/mathematics.h"
44#include "libavutil/pixdesc.h"
45#include "libavutil/avstring.h"
46#include "libavutil/libm.h"
47#include "libavformat/os_support.h"
48
49#if CONFIG_AVFILTER
50# include "libavfilter/avfilter.h"
51# include "libavfilter/avfiltergraph.h"
52# include "libavfilter/vsrc_buffer.h"
53#endif
54
55#if HAVE_SYS_RESOURCE_H
56#include <sys/types.h>
57#include <sys/time.h>
58#include <sys/resource.h>
59#elif HAVE_GETPROCESSTIMES
60#include <windows.h>
61#endif
62#if HAVE_GETPROCESSMEMORYINFO
63#include <windows.h>
64#include <psapi.h>
65#endif
66
67#if HAVE_SYS_SELECT_H
68#include <sys/select.h>
69#endif
70
71#include <time.h>
72
73#include "cmdutils.h"
74
75#include "libavutil/avassert.h"
76
77const char program_name[] = "avconv";
78const int program_birth_year = 2000;
79
80/* select an input stream for an output stream */
81typedef struct StreamMap {
8d2e4a7e 82 int disabled; /** 1 is this mapping is disabled by a negative map */
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83 int file_index;
84 int stream_index;
85 int sync_file_index;
86 int sync_stream_index;
87} StreamMap;
88
89/**
90 * select an input file for an output file
91 */
92typedef struct MetadataMap {
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93 int file; ///< file index
94 char type; ///< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
95 int index; ///< stream/chapter/program number
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96} MetadataMap;
97
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98static const OptionDef options[];
99
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100/* indexed by output file stream index */
101static int *streamid_map = NULL;
102static int nb_streamid_map = 0;
103
104static int frame_width = 0;
105static int frame_height = 0;
106static float frame_aspect_ratio = 0;
107static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
6291d7e4 108static AVRational frame_rate;
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109static uint16_t *intra_matrix = NULL;
110static uint16_t *inter_matrix = NULL;
111static const char *video_rc_override_string=NULL;
6291d7e4 112static int video_discard = 0;
f4ad238c 113static int same_quant = 0;
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114static int do_deinterlace = 0;
115static int top_field_first = -1;
116static int me_threshold = 0;
117static int intra_dc_precision = 8;
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118static int qp_hist = 0;
119#if CONFIG_AVFILTER
120static char *vfilters = NULL;
121#endif
122
6291d7e4 123static int file_overwrite = 0;
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124static int do_benchmark = 0;
125static int do_hex_dump = 0;
126static int do_pkt_dump = 0;
127static int do_psnr = 0;
128static int do_pass = 0;
129static char *pass_logfilename_prefix = NULL;
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130static int video_sync_method= -1;
131static int audio_sync_method= 0;
132static float audio_drift_threshold= 0.1;
133static int copy_ts= 0;
134static int copy_tb;
135static int opt_shortest = 0;
136static char *vstats_filename;
137static FILE *vstats_file;
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138static int copy_initial_nonkeyframes = 0;
139
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140static int audio_volume = 256;
141
142static int exit_on_error = 0;
143static int using_stdin = 0;
144static int verbose = 1;
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145static int64_t video_size = 0;
146static int64_t audio_size = 0;
147static int64_t extra_size = 0;
148static int nb_frames_dup = 0;
149static int nb_frames_drop = 0;
150static int input_sync;
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151
152static float dts_delta_threshold = 10;
153
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154static uint8_t *audio_buf;
155static uint8_t *audio_out;
156static unsigned int allocated_audio_out_size, allocated_audio_buf_size;
157
158static short *samples;
159
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160#define DEFAULT_PASS_LOGFILENAME_PREFIX "av2pass"
161
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162typedef struct InputStream {
163 int file_index;
164 AVStream *st;
165 int discard; /* true if stream data should be discarded */
166 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
167 AVCodec *dec;
168
169 int64_t start; /* time when read started */
170 int64_t next_pts; /* synthetic pts for cases where pkt.pts
171 is not defined */
172 int64_t pts; /* current pts */
173 PtsCorrectionContext pts_ctx;
174 double ts_scale;
175 int is_start; /* is 1 at the start and after a discontinuity */
176 int showed_multi_packet_warning;
177 AVDictionary *opts;
178} InputStream;
179
180typedef struct InputFile {
181 AVFormatContext *ctx;
182 int eof_reached; /* true if eof reached */
183 int ist_index; /* index of first stream in ist_table */
184 int buffer_size; /* current total buffer size */
185 int64_t ts_offset;
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186 int nb_streams; /* number of stream that avconv is aware of; may be different
187 from ctx.nb_streams if new streams appear during av_read_frame() */
f4805328 188 int rate_emu;
6494c001 189} InputFile;
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190
191typedef struct OutputStream {
192 int file_index; /* file index */
193 int index; /* stream index in the output file */
194 int source_index; /* InputStream index */
195 AVStream *st; /* stream in the output file */
196 int encoding_needed; /* true if encoding needed for this stream */
197 int frame_number;
198 /* input pts and corresponding output pts
199 for A/V sync */
200 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
201 struct InputStream *sync_ist; /* input stream to sync against */
202 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
203 AVBitStreamFilterContext *bitstream_filters;
204 AVCodec *enc;
96139b5e 205 int64_t max_frames;
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206
207 /* video only */
208 int video_resample;
209 AVFrame pict_tmp; /* temporary image for resampling */
210 struct SwsContext *img_resample_ctx; /* for image resampling */
211 int resample_height;
212 int resample_width;
213 int resample_pix_fmt;
214 AVRational frame_rate;
bef737a7 215 int force_fps;
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216
217 float frame_aspect_ratio;
218
219 /* forced key frames */
220 int64_t *forced_kf_pts;
221 int forced_kf_count;
222 int forced_kf_index;
223
224 /* audio only */
225 int audio_resample;
226 ReSampleContext *resample; /* for audio resampling */
227 int resample_sample_fmt;
228 int resample_channels;
229 int resample_sample_rate;
230 int reformat_pair;
231 AVAudioConvert *reformat_ctx;
232 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
233 FILE *logfile;
234
235#if CONFIG_AVFILTER
236 AVFilterContext *output_video_filter;
237 AVFilterContext *input_video_filter;
238 AVFilterBufferRef *picref;
239 char *avfilter;
240 AVFilterGraph *graph;
241#endif
242
243 int sws_flags;
244 AVDictionary *opts;
ef44a607 245 int is_past_recording_time;
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246} OutputStream;
247
6291d7e4 248
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249typedef struct OutputFile {
250 AVFormatContext *ctx;
251 AVDictionary *opts;
4288e031 252 int ost_index; /* index of the first stream in output_streams */
ef44a607 253 int64_t recording_time; /* desired length of the resulting file in microseconds */
ea065176 254 int64_t start_time; /* start time in microseconds */
f21f294e 255 uint64_t limit_filesize;
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256} OutputFile;
257
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258static InputStream *input_streams = NULL;
259static int nb_input_streams = 0;
260static InputFile *input_files = NULL;
261static int nb_input_files = 0;
262
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263static OutputStream *output_streams = NULL;
264static int nb_output_streams = 0;
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265static OutputFile *output_files = NULL;
266static int nb_output_files = 0;
267
575ec4e1 268typedef struct OptionsContext {
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269 /* input/output options */
270 int64_t start_time;
7041bb3b 271 const char *format;
6b779ccc 272
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273 SpecifierOpt *codec_names;
274 int nb_codec_names;
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275 SpecifierOpt *audio_channels;
276 int nb_audio_channels;
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277 SpecifierOpt *audio_sample_rate;
278 int nb_audio_sample_rate;
35e6f8c1 279
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280 /* input options */
281 int64_t input_ts_offset;
f4805328 282 int rate_emu;
6b779ccc 283
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284 SpecifierOpt *ts_scale;
285 int nb_ts_scale;
286
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287 /* output options */
288 StreamMap *stream_maps;
289 int nb_stream_maps;
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290 /* first item specifies output metadata, second is input */
291 MetadataMap (*meta_data_maps)[2];
292 int nb_meta_data_maps;
293 int metadata_global_manual;
294 int metadata_streams_manual;
295 int metadata_chapters_manual;
6b779ccc 296
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297 int chapters_input_file;
298
6b779ccc 299 int64_t recording_time;
13ccba50 300 uint64_t limit_filesize;
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301 float mux_preload;
302 float mux_max_delay;
039267f1 303
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304 int video_disable;
305 int audio_disable;
306 int subtitle_disable;
307 int data_disable;
308
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309 SpecifierOpt *metadata;
310 int nb_metadata;
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311 SpecifierOpt *max_frames;
312 int nb_max_frames;
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313 SpecifierOpt *bitstream_filters;
314 int nb_bitstream_filters;
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315 SpecifierOpt *codec_tags;
316 int nb_codec_tags;
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317 SpecifierOpt *sample_fmts;
318 int nb_sample_fmts;
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319 SpecifierOpt *qscale;
320 int nb_qscale;
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321 SpecifierOpt *forced_key_frames;
322 int nb_forced_key_frames;
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323 SpecifierOpt *force_fps;
324 int nb_force_fps;
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325} OptionsContext;
326
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327#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
328{\
329 int i, ret;\
330 for (i = 0; i < o->nb_ ## name; i++) {\
331 char *spec = o->name[i].specifier;\
332 if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\
333 outvar = o->name[i].u.type;\
334 else if (ret < 0)\
335 exit_program(1);\
336 }\
337}
338
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339static void reset_options(OptionsContext *o)
340{
341 const OptionDef *po = options;
342
343 /* all OPT_SPEC and OPT_STRING can be freed in generic way */
344 while (po->name) {
345 void *dst = (uint8_t*)o + po->u.off;
346
347 if (po->flags & OPT_SPEC) {
348 SpecifierOpt **so = dst;
349 int i, *count = (int*)(so + 1);
350 for (i = 0; i < *count; i++) {
351 av_freep(&(*so)[i].specifier);
352 if (po->flags & OPT_STRING)
353 av_freep(&(*so)[i].u.str);
354 }
355 av_freep(so);
356 *count = 0;
357 } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
358 av_freep(dst);
359 po++;
360 }
361
362 av_freep(&o->stream_maps);
847529f8 363 av_freep(&o->meta_data_maps);
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364
365 memset(o, 0, sizeof(*o));
6b779ccc 366
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367 o->mux_preload = 0.5;
368 o->mux_max_delay = 0.7;
6b779ccc 369 o->recording_time = INT64_MAX;
13ccba50 370 o->limit_filesize = UINT64_MAX;
c5bb372e 371 o->chapters_input_file = INT_MAX;
6b779ccc 372
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373 uninit_opts();
374 init_opts();
375}
376
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377#if CONFIG_AVFILTER
378
379static int configure_video_filters(InputStream *ist, OutputStream *ost)
380{
381 AVFilterContext *last_filter, *filter;
382 /** filter graph containing all filters including input & output */
383 AVCodecContext *codec = ost->st->codec;
384 AVCodecContext *icodec = ist->st->codec;
385 FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt };
386 AVRational sample_aspect_ratio;
387 char args[255];
388 int ret;
389
390 ost->graph = avfilter_graph_alloc();
391
392 if (ist->st->sample_aspect_ratio.num){
393 sample_aspect_ratio = ist->st->sample_aspect_ratio;
394 }else
395 sample_aspect_ratio = ist->st->codec->sample_aspect_ratio;
396
397 snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width,
398 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE,
399 sample_aspect_ratio.num, sample_aspect_ratio.den);
400
401 ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"),
402 "src", args, NULL, ost->graph);
403 if (ret < 0)
404 return ret;
405 ret = avfilter_graph_create_filter(&ost->output_video_filter, &ffsink,
406 "out", NULL, &ffsink_ctx, ost->graph);
407 if (ret < 0)
408 return ret;
409 last_filter = ost->input_video_filter;
410
411 if (codec->width != icodec->width || codec->height != icodec->height) {
412 snprintf(args, 255, "%d:%d:flags=0x%X",
413 codec->width,
414 codec->height,
415 ost->sws_flags);
416 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
417 NULL, args, NULL, ost->graph)) < 0)
418 return ret;
419 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
420 return ret;
421 last_filter = filter;
422 }
423
424 snprintf(args, sizeof(args), "flags=0x%X", ost->sws_flags);
425 ost->graph->scale_sws_opts = av_strdup(args);
426
427 if (ost->avfilter) {
428 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
429 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
430
431 outputs->name = av_strdup("in");
432 outputs->filter_ctx = last_filter;
433 outputs->pad_idx = 0;
434 outputs->next = NULL;
435
436 inputs->name = av_strdup("out");
437 inputs->filter_ctx = ost->output_video_filter;
438 inputs->pad_idx = 0;
439 inputs->next = NULL;
440
441 if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0)
442 return ret;
443 av_freep(&ost->avfilter);
444 } else {
445 if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0)
446 return ret;
447 }
448
449 if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0)
450 return ret;
451
452 codec->width = ost->output_video_filter->inputs[0]->w;
453 codec->height = ost->output_video_filter->inputs[0]->h;
454 codec->sample_aspect_ratio = ost->st->sample_aspect_ratio =
bb337b4f 455 ost->frame_aspect_ratio ? // overridden by the -aspect cli option
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456 av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) :
457 ost->output_video_filter->inputs[0]->sample_aspect_ratio;
458
459 return 0;
460}
461#endif /* CONFIG_AVFILTER */
462
463static void term_exit(void)
464{
465 av_log(NULL, AV_LOG_QUIET, "");
466}
467
468static volatile int received_sigterm = 0;
469static volatile int received_nb_signals = 0;
470
471static void
472sigterm_handler(int sig)
473{
474 received_sigterm = sig;
475 received_nb_signals++;
476 term_exit();
477}
478
479static void term_init(void)
480{
481 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
482 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
483#ifdef SIGXCPU
484 signal(SIGXCPU, sigterm_handler);
485#endif
486}
487
488static int decode_interrupt_cb(void)
489{
490 return received_nb_signals > 1;
491}
492
dad09ff9 493void exit_program(int ret)
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494{
495 int i;
496
497 /* close files */
498 for(i=0;i<nb_output_files;i++) {
af70aa45 499 AVFormatContext *s = output_files[i].ctx;
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500 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
501 avio_close(s->pb);
502 avformat_free_context(s);
af70aa45 503 av_dict_free(&output_files[i].opts);
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504 }
505 for(i=0;i<nb_input_files;i++) {
506 av_close_input_file(input_files[i].ctx);
507 }
508 for (i = 0; i < nb_input_streams; i++)
509 av_dict_free(&input_streams[i].opts);
510
511 av_free(intra_matrix);
512 av_free(inter_matrix);
513
514 if (vstats_file)
515 fclose(vstats_file);
516 av_free(vstats_filename);
517
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518 av_freep(&input_streams);
519 av_freep(&input_files);
4288e031 520 av_freep(&output_streams);
af70aa45 521 av_freep(&output_files);
6291d7e4 522
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523 uninit_opts();
524 av_free(audio_buf);
525 av_free(audio_out);
526 allocated_audio_buf_size= allocated_audio_out_size= 0;
527 av_free(samples);
528
529#if CONFIG_AVFILTER
530 avfilter_uninit();
531#endif
532
533 if (received_sigterm) {
534 fprintf(stderr,
535 "Received signal %d: terminating.\n",
536 (int) received_sigterm);
537 exit (255);
538 }
539
540 exit(ret); /* not all OS-es handle main() return value */
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541}
542
543static void assert_avoptions(AVDictionary *m)
544{
545 AVDictionaryEntry *t;
546 if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
547 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
548 exit_program(1);
549 }
550}
551
552static void assert_codec_experimental(AVCodecContext *c, int encoder)
553{
554 const char *codec_string = encoder ? "encoder" : "decoder";
555 AVCodec *codec;
556 if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
557 c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
558 av_log(NULL, AV_LOG_ERROR, "%s '%s' is experimental and might produce bad "
559 "results.\nAdd '-strict experimental' if you want to use it.\n",
560 codec_string, c->codec->name);
561 codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id);
562 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
563 av_log(NULL, AV_LOG_ERROR, "Or use the non experimental %s '%s'.\n",
564 codec_string, codec->name);
565 exit_program(1);
566 }
567}
568
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569static void choose_sample_fmt(AVStream *st, AVCodec *codec)
570{
571 if(codec && codec->sample_fmts){
572 const enum AVSampleFormat *p= codec->sample_fmts;
573 for(; *p!=-1; p++){
574 if(*p == st->codec->sample_fmt)
575 break;
576 }
577 if (*p == -1) {
578 av_log(NULL, AV_LOG_WARNING,
579 "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
580 av_get_sample_fmt_name(st->codec->sample_fmt),
581 codec->name,
582 av_get_sample_fmt_name(codec->sample_fmts[0]));
583 st->codec->sample_fmt = codec->sample_fmts[0];
584 }
585 }
586}
587
588/**
589 * Update the requested input sample format based on the output sample format.
590 * This is currently only used to request float output from decoders which
591 * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT.
592 * Ideally this will be removed in the future when decoders do not do format
593 * conversion and only output in their native format.
594 */
595static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
596 AVCodecContext *enc)
597{
598 /* if sample formats match or a decoder sample format has already been
599 requested, just return */
600 if (enc->sample_fmt == dec->sample_fmt ||
601 dec->request_sample_fmt > AV_SAMPLE_FMT_NONE)
602 return;
603
604 /* if decoder supports more than one output format */
605 if (dec_codec && dec_codec->sample_fmts &&
606 dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
607 dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
608 const enum AVSampleFormat *p;
609 int min_dec = -1, min_inc = -1;
610
611 /* find a matching sample format in the encoder */
612 for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) {
613 if (*p == enc->sample_fmt) {
614 dec->request_sample_fmt = *p;
615 return;
616 } else if (*p > enc->sample_fmt) {
617 min_inc = FFMIN(min_inc, *p - enc->sample_fmt);
618 } else
619 min_dec = FFMIN(min_dec, enc->sample_fmt - *p);
620 }
621
622 /* if none match, provide the one that matches quality closest */
623 dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc :
624 enc->sample_fmt - min_dec;
625 }
626}
627
628static void choose_sample_rate(AVStream *st, AVCodec *codec)
629{
630 if(codec && codec->supported_samplerates){
631 const int *p= codec->supported_samplerates;
632 int best=0;
633 int best_dist=INT_MAX;
634 for(; *p; p++){
635 int dist= abs(st->codec->sample_rate - *p);
636 if(dist < best_dist){
637 best_dist= dist;
638 best= *p;
639 }
640 }
641 if(best_dist){
642 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
643 }
644 st->codec->sample_rate= best;
645 }
646}
647
648static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
649{
650 if(codec && codec->pix_fmts){
651 const enum PixelFormat *p= codec->pix_fmts;
652 if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
653 if(st->codec->codec_id==CODEC_ID_MJPEG){
654 p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
655 }else if(st->codec->codec_id==CODEC_ID_LJPEG){
656 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};
657 }
658 }
659 for(; *p!=-1; p++){
660 if(*p == st->codec->pix_fmt)
661 break;
662 }
663 if (*p == -1) {
664 if(st->codec->pix_fmt != PIX_FMT_NONE)
665 av_log(NULL, AV_LOG_WARNING,
666 "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
667 av_pix_fmt_descriptors[st->codec->pix_fmt].name,
668 codec->name,
669 av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
670 st->codec->pix_fmt = codec->pix_fmts[0];
671 }
672 }
673}
674
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675static double
676get_sync_ipts(const OutputStream *ost)
677{
678 const InputStream *ist = ost->sync_ist;
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679 OutputFile *of = &output_files[ost->file_index];
680 return (double)(ist->pts - of->start_time)/AV_TIME_BASE;
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681}
682
683static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
684 int ret;
685
686 while(bsfc){
687 AVPacket new_pkt= *pkt;
688 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
689 &new_pkt.data, &new_pkt.size,
690 pkt->data, pkt->size,
691 pkt->flags & AV_PKT_FLAG_KEY);
692 if(a>0){
693 av_free_packet(pkt);
694 new_pkt.destruct= av_destruct_packet;
695 } else if(a<0){
696 fprintf(stderr, "%s failed for stream %d, codec %s",
697 bsfc->filter->name, pkt->stream_index,
698 avctx->codec ? avctx->codec->name : "copy");
699 print_error("", a);
700 if (exit_on_error)
701 exit_program(1);
702 }
703 *pkt= new_pkt;
704
705 bsfc= bsfc->next;
706 }
707
708 ret= av_interleaved_write_frame(s, pkt);
709 if(ret < 0){
710 print_error("av_interleaved_write_frame()", ret);
711 exit_program(1);
712 }
713}
714
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715static void do_audio_out(AVFormatContext *s,
716 OutputStream *ost,
717 InputStream *ist,
718 unsigned char *buf, int size)
719{
720 uint8_t *buftmp;
721 int64_t audio_out_size, audio_buf_size;
722 int64_t allocated_for_size= size;
723
724 int size_out, frame_bytes, ret, resample_changed;
725 AVCodecContext *enc= ost->st->codec;
726 AVCodecContext *dec= ist->st->codec;
727 int osize = av_get_bytes_per_sample(enc->sample_fmt);
728 int isize = av_get_bytes_per_sample(dec->sample_fmt);
729 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
730
731need_realloc:
732 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
733 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
734 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
735 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
736 audio_buf_size*= osize*enc->channels;
737
738 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
739 if(coded_bps > 8*osize)
740 audio_out_size= audio_out_size * coded_bps / (8*osize);
741 audio_out_size += FF_MIN_BUFFER_SIZE;
742
743 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
744 fprintf(stderr, "Buffer sizes too large\n");
745 exit_program(1);
746 }
747
748 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
749 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
750 if (!audio_buf || !audio_out){
751 fprintf(stderr, "Out of memory in do_audio_out\n");
752 exit_program(1);
753 }
754
755 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
756 ost->audio_resample = 1;
757
758 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
759 ost->resample_channels != dec->channels ||
760 ost->resample_sample_rate != dec->sample_rate;
761
762 if ((ost->audio_resample && !ost->resample) || resample_changed) {
763 if (resample_changed) {
764 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",
765 ist->file_index, ist->st->index,
766 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
767 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
768 ost->resample_sample_fmt = dec->sample_fmt;
769 ost->resample_channels = dec->channels;
770 ost->resample_sample_rate = dec->sample_rate;
771 if (ost->resample)
772 audio_resample_close(ost->resample);
773 }
774 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
775 if (audio_sync_method <= 1 &&
776 ost->resample_sample_fmt == enc->sample_fmt &&
777 ost->resample_channels == enc->channels &&
778 ost->resample_sample_rate == enc->sample_rate) {
779 ost->resample = NULL;
780 ost->audio_resample = 0;
781 } else if (ost->audio_resample) {
782 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
783 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
784 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
785 enc->sample_rate, dec->sample_rate,
786 enc->sample_fmt, dec->sample_fmt,
787 16, 10, 0, 0.8);
788 if (!ost->resample) {
789 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
790 dec->channels, dec->sample_rate,
791 enc->channels, enc->sample_rate);
792 exit_program(1);
793 }
794 }
795 }
796
797#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
798 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
799 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
800 if (ost->reformat_ctx)
801 av_audio_convert_free(ost->reformat_ctx);
802 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
803 dec->sample_fmt, 1, NULL, 0);
804 if (!ost->reformat_ctx) {
805 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
806 av_get_sample_fmt_name(dec->sample_fmt),
807 av_get_sample_fmt_name(enc->sample_fmt));
808 exit_program(1);
809 }
810 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
811 }
812
813 if(audio_sync_method){
814 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
815 - av_fifo_size(ost->fifo)/(enc->channels * 2);
816 double idelta= delta*dec->sample_rate / enc->sample_rate;
817 int byte_delta= ((int)idelta)*2*dec->channels;
818
819 //FIXME resample delay
820 if(fabs(delta) > 50){
821 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
822 if(byte_delta < 0){
823 byte_delta= FFMAX(byte_delta, -size);
824 size += byte_delta;
825 buf -= byte_delta;
826 if(verbose > 2)
827 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
828 if(!size)
829 return;
830 ist->is_start=0;
831 }else{
832 static uint8_t *input_tmp= NULL;
833 input_tmp= av_realloc(input_tmp, byte_delta + size);
834
835 if(byte_delta > allocated_for_size - size){
836 allocated_for_size= byte_delta + (int64_t)size;
837 goto need_realloc;
838 }
839 ist->is_start=0;
840
841 memset(input_tmp, 0, byte_delta);
842 memcpy(input_tmp + byte_delta, buf, size);
843 buf= input_tmp;
844 size += byte_delta;
845 if(verbose > 2)
846 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
847 }
848 }else if(audio_sync_method>1){
849 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
850 av_assert0(ost->audio_resample);
851 if(verbose > 2)
852 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
853// 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));
854 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
855 }
856 }
857 }else
858 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
859 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
860
861 if (ost->audio_resample) {
862 buftmp = audio_buf;
863 size_out = audio_resample(ost->resample,
864 (short *)buftmp, (short *)buf,
865 size / (dec->channels * isize));
866 size_out = size_out * enc->channels * osize;
867 } else {
868 buftmp = buf;
869 size_out = size;
870 }
871
872 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
873 const void *ibuf[6]= {buftmp};
874 void *obuf[6]= {audio_buf};
875 int istride[6]= {isize};
876 int ostride[6]= {osize};
877 int len= size_out/istride[0];
878 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
879 printf("av_audio_convert() failed\n");
880 if (exit_on_error)
881 exit_program(1);
882 return;
883 }
884 buftmp = audio_buf;
885 size_out = len*osize;
886 }
887
888 /* now encode as many frames as possible */
889 if (enc->frame_size > 1) {
890 /* output resampled raw samples */
891 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
892 fprintf(stderr, "av_fifo_realloc2() failed\n");
893 exit_program(1);
894 }
895 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
896
897 frame_bytes = enc->frame_size * osize * enc->channels;
898
899 while (av_fifo_size(ost->fifo) >= frame_bytes) {
900 AVPacket pkt;
901 av_init_packet(&pkt);
902
903 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
904
905 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
906
907 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
908 (short *)audio_buf);
909 if (ret < 0) {
910 fprintf(stderr, "Audio encoding failed\n");
911 exit_program(1);
912 }
913 audio_size += ret;
914 pkt.stream_index= ost->index;
915 pkt.data= audio_out;
916 pkt.size= ret;
917 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
918 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
919 pkt.flags |= AV_PKT_FLAG_KEY;
920 write_frame(s, &pkt, enc, ost->bitstream_filters);
921
922 ost->sync_opts += enc->frame_size;
923 }
924 } else {
925 AVPacket pkt;
926 av_init_packet(&pkt);
927
928 ost->sync_opts += size_out / (osize * enc->channels);
929
930 /* output a pcm frame */
931 /* determine the size of the coded buffer */
932 size_out /= osize;
933 if (coded_bps)
934 size_out = size_out*coded_bps/8;
935
936 if(size_out > audio_out_size){
937 fprintf(stderr, "Internal error, buffer size too small\n");
938 exit_program(1);
939 }
940
941 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
942 ret = avcodec_encode_audio(enc, audio_out, size_out,
943 (short *)buftmp);
944 if (ret < 0) {
945 fprintf(stderr, "Audio encoding failed\n");
946 exit_program(1);
947 }
948 audio_size += ret;
949 pkt.stream_index= ost->index;
950 pkt.data= audio_out;
951 pkt.size= ret;
952 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
953 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
954 pkt.flags |= AV_PKT_FLAG_KEY;
955 write_frame(s, &pkt, enc, ost->bitstream_filters);
956 }
957}
958
959static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
960{
961 AVCodecContext *dec;
962 AVPicture *picture2;
963 AVPicture picture_tmp;
964 uint8_t *buf = 0;
965
966 dec = ist->st->codec;
967
968 /* deinterlace : must be done before any resize */
969 if (do_deinterlace) {
970 int size;
971
972 /* create temporary picture */
973 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
974 buf = av_malloc(size);
975 if (!buf)
976 return;
977
978 picture2 = &picture_tmp;
979 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
980
981 if(avpicture_deinterlace(picture2, picture,
982 dec->pix_fmt, dec->width, dec->height) < 0) {
983 /* if error, do not deinterlace */
984 fprintf(stderr, "Deinterlacing failed\n");
985 av_free(buf);
986 buf = NULL;
987 picture2 = picture;
988 }
989 } else {
990 picture2 = picture;
991 }
992
993 if (picture != picture2)
994 *picture = *picture2;
995 *bufp = buf;
996}
997
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998static void do_subtitle_out(AVFormatContext *s,
999 OutputStream *ost,
1000 InputStream *ist,
1001 AVSubtitle *sub,
1002 int64_t pts)
1003{
1004 static uint8_t *subtitle_out = NULL;
1005 int subtitle_out_max_size = 1024 * 1024;
1006 int subtitle_out_size, nb, i;
1007 AVCodecContext *enc;
1008 AVPacket pkt;
1009
1010 if (pts == AV_NOPTS_VALUE) {
1011 fprintf(stderr, "Subtitle packets must have a pts\n");
1012 if (exit_on_error)
1013 exit_program(1);
1014 return;
1015 }
1016
1017 enc = ost->st->codec;
1018
1019 if (!subtitle_out) {
1020 subtitle_out = av_malloc(subtitle_out_max_size);
1021 }
1022
1023 /* Note: DVB subtitle need one packet to draw them and one other
1024 packet to clear them */
1025 /* XXX: signal it in the codec context ? */
1026 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1027 nb = 2;
1028 else
1029 nb = 1;
1030
1031 for(i = 0; i < nb; i++) {
1032 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
1033 // start_display_time is required to be 0
1034 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1035 sub->end_display_time -= sub->start_display_time;
1036 sub->start_display_time = 0;
1037 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
1038 subtitle_out_max_size, sub);
1039 if (subtitle_out_size < 0) {
1040 fprintf(stderr, "Subtitle encoding failed\n");
1041 exit_program(1);
1042 }
1043
1044 av_init_packet(&pkt);
1045 pkt.stream_index = ost->index;
1046 pkt.data = subtitle_out;
1047 pkt.size = subtitle_out_size;
1048 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
1049 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1050 /* XXX: the pts correction is handled here. Maybe handling
1051 it in the codec would be better */
1052 if (i == 0)
1053 pkt.pts += 90 * sub->start_display_time;
1054 else
1055 pkt.pts += 90 * sub->end_display_time;
1056 }
1057 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1058 }
1059}
1060
1061static int bit_buffer_size= 1024*256;
1062static uint8_t *bit_buffer= NULL;
1063
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1064static void do_video_resample(OutputStream *ost,
1065 InputStream *ist,
1066 AVFrame *in_picture,
1067 AVFrame **out_picture)
6291d7e4 1068{
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1069 int resample_changed = 0;
1070 AVCodecContext *dec = ist->st->codec;
1071 *out_picture = in_picture;
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1072
1073 resample_changed = ost->resample_width != dec->width ||
1074 ost->resample_height != dec->height ||
1075 ost->resample_pix_fmt != dec->pix_fmt;
1076
1077 if (resample_changed) {
1078 av_log(NULL, AV_LOG_INFO,
1079 "Input stream #%d.%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
1080 ist->file_index, ist->st->index,
1081 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1082 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
1083 if(!ost->video_resample)
5c59fa56 1084 ost->video_resample = 1;
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1085 }
1086
1087#if !CONFIG_AVFILTER
1088 if (ost->video_resample) {
87ef060c 1089 *out_picture = &ost->pict_tmp;
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1090 if (resample_changed) {
1091 /* initialize a new scaler context */
1092 sws_freeContext(ost->img_resample_ctx);
1093 ost->img_resample_ctx = sws_getContext(
1094 ist->st->codec->width,
1095 ist->st->codec->height,
1096 ist->st->codec->pix_fmt,
1097 ost->st->codec->width,
1098 ost->st->codec->height,
1099 ost->st->codec->pix_fmt,
1100 ost->sws_flags, NULL, NULL, NULL);
1101 if (ost->img_resample_ctx == NULL) {
1102 fprintf(stderr, "Cannot get resampling context\n");
1103 exit_program(1);
1104 }
1105 }
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1106 sws_scale(ost->img_resample_ctx, in_picture->data, in_picture->linesize,
1107 0, ost->resample_height, (*out_picture)->data, (*out_picture)->linesize);
6291d7e4 1108 }
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1109#else
1110 if (resample_changed) {
1111 avfilter_graph_free(&ost->graph);
1112 if (configure_video_filters(ist, ost)) {
bb337b4f 1113 fprintf(stderr, "Error reinitializing filters!\n");
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1114 exit_program(1);
1115 }
1116 }
6291d7e4 1117#endif
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1118 if (resample_changed) {
1119 ost->resample_width = dec->width;
1120 ost->resample_height = dec->height;
1121 ost->resample_pix_fmt = dec->pix_fmt;
1122 }
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1123}
1124
1125
1126static void do_video_out(AVFormatContext *s,
1127 OutputStream *ost,
1128 InputStream *ist,
1129 AVFrame *in_picture,
1130 int *frame_size, float quality)
1131{
553735f5 1132 int nb_frames, i, ret, format_video_sync;
87ef060c 1133 AVFrame *final_picture;
f593628e 1134 AVCodecContext *enc;
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1135 double sync_ipts;
1136
1137 enc = ost->st->codec;
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1138
1139 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1140
1141 /* by default, we output a single frame */
1142 nb_frames = 1;
1143
1144 *frame_size = 0;
1145
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1146 format_video_sync = video_sync_method;
1147 if (format_video_sync < 0)
1148 format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? 2 : 1;
1149
1150 if (format_video_sync) {
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1151 double vdelta = sync_ipts - ost->sync_opts;
1152 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1153 if (vdelta < -1.1)
1154 nb_frames = 0;
553735f5 1155 else if (format_video_sync == 2) {
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1156 if(vdelta<=-0.6){
1157 nb_frames=0;
1158 }else if(vdelta>0.6)
1159 ost->sync_opts= lrintf(sync_ipts);
1160 }else if (vdelta > 1.1)
1161 nb_frames = lrintf(vdelta);
1162//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);
1163 if (nb_frames == 0){
1164 ++nb_frames_drop;
1165 if (verbose>2)
1166 fprintf(stderr, "*** drop!\n");
1167 }else if (nb_frames > 1) {
1168 nb_frames_dup += nb_frames - 1;
1169 if (verbose>2)
1170 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
1171 }
1172 }else
1173 ost->sync_opts= lrintf(sync_ipts);
1174
96139b5e 1175 nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number);
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1176 if (nb_frames <= 0)
1177 return;
1178
1179 do_video_resample(ost, ist, in_picture, &final_picture);
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1180
1181 /* duplicates frame if needed */
1182 for(i=0;i<nb_frames;i++) {
1183 AVPacket pkt;
1184 av_init_packet(&pkt);
1185 pkt.stream_index= ost->index;
1186
1187 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1188 /* raw pictures are written as AVPicture structure to
bb337b4f 1189 avoid any copies. We support temporarily the older
6291d7e4 1190 method. */
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1191 enc->coded_frame->interlaced_frame = in_picture->interlaced_frame;
1192 enc->coded_frame->top_field_first = in_picture->top_field_first;
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1193 pkt.data= (uint8_t *)final_picture;
1194 pkt.size= sizeof(AVPicture);
1195 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
1196 pkt.flags |= AV_PKT_FLAG_KEY;
1197
1198 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
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1199 } else {
1200 AVFrame big_picture;
1201
1202 big_picture= *final_picture;
1203 /* better than nothing: use input picture interlaced
1204 settings */
1205 big_picture.interlaced_frame = in_picture->interlaced_frame;
1206 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
1207 if(top_field_first == -1)
1208 big_picture.top_field_first = in_picture->top_field_first;
1209 else
1210 big_picture.top_field_first = top_field_first;
1211 }
1212
f4ad238c 1213 /* handles same_quant here. This is not correct because it may
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1214 not be a global option */
1215 big_picture.quality = quality;
1216 if(!me_threshold)
1217 big_picture.pict_type = 0;
1218// big_picture.pts = AV_NOPTS_VALUE;
1219 big_picture.pts= ost->sync_opts;
1220// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
1221//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
1222 if (ost->forced_kf_index < ost->forced_kf_count &&
1223 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
1224 big_picture.pict_type = AV_PICTURE_TYPE_I;
1225 ost->forced_kf_index++;
1226 }
1227 ret = avcodec_encode_video(enc,
1228 bit_buffer, bit_buffer_size,
1229 &big_picture);
1230 if (ret < 0) {
1231 fprintf(stderr, "Video encoding failed\n");
1232 exit_program(1);
1233 }
1234
1235 if(ret>0){
1236 pkt.data= bit_buffer;
1237 pkt.size= ret;
1238 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
1239 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1240/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
1241 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1242 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
1243
1244 if(enc->coded_frame->key_frame)
1245 pkt.flags |= AV_PKT_FLAG_KEY;
1246 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1247 *frame_size = ret;
1248 video_size += ret;
1249 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1250 // enc->frame_number-1, ret, enc->pict_type);
1251 /* if two pass, output log */
1252 if (ost->logfile && enc->stats_out) {
1253 fprintf(ost->logfile, "%s", enc->stats_out);
1254 }
1255 }
1256 }
1257 ost->sync_opts++;
1258 ost->frame_number++;
1259 }
1260}
1261
1262static double psnr(double d){
1263 return -10.0*log(d)/log(10.0);
1264}
1265
1266static void do_video_stats(AVFormatContext *os, OutputStream *ost,
1267 int frame_size)
1268{
1269 AVCodecContext *enc;
1270 int frame_number;
1271 double ti1, bitrate, avg_bitrate;
1272
1273 /* this is executed just the first time do_video_stats is called */
1274 if (!vstats_file) {
1275 vstats_file = fopen(vstats_filename, "w");
1276 if (!vstats_file) {
1277 perror("fopen");
1278 exit_program(1);
1279 }
1280 }
1281
1282 enc = ost->st->codec;
1283 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1284 frame_number = ost->frame_number;
1285 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
1286 if (enc->flags&CODEC_FLAG_PSNR)
1287 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
1288
1289 fprintf(vstats_file,"f_size= %6d ", frame_size);
1290 /* compute pts value */
1291 ti1 = ost->sync_opts * av_q2d(enc->time_base);
1292 if (ti1 < 0.01)
1293 ti1 = 0.01;
1294
1295 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1296 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
1297 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1298 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
1299 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
1300 }
1301}
1302
af70aa45 1303static void print_report(OutputFile *output_files,
4288e031 1304 OutputStream *ost_table, int nb_ostreams,
c5ad2c2c 1305 int is_last_report, int64_t timer_start)
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1306{
1307 char buf[1024];
1308 OutputStream *ost;
1309 AVFormatContext *oc;
1310 int64_t total_size;
1311 AVCodecContext *enc;
1312 int frame_number, vid, i;
1313 double bitrate, ti1, pts;
1314 static int64_t last_time = -1;
1315 static int qp_histogram[52];
1316
1317 if (!is_last_report) {
1318 int64_t cur_time;
1319 /* display the report every 0.5 seconds */
1320 cur_time = av_gettime();
1321 if (last_time == -1) {
1322 last_time = cur_time;
1323 return;
1324 }
1325 if ((cur_time - last_time) < 500000)
1326 return;
1327 last_time = cur_time;
1328 }
1329
1330
af70aa45 1331 oc = output_files[0].ctx;
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1332
1333 total_size = avio_size(oc->pb);
1334 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
1335 total_size= avio_tell(oc->pb);
1336
1337 buf[0] = '\0';
1338 ti1 = 1e10;
1339 vid = 0;
1340 for(i=0;i<nb_ostreams;i++) {
1341 float q = -1;
4288e031 1342 ost = &ost_table[i];
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1343 enc = ost->st->codec;
1344 if (!ost->st->stream_copy && enc->coded_frame)
1345 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
1346 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1347 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
1348 }
1349 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1350 float t = (av_gettime()-timer_start) / 1000000.0;
1351
1352 frame_number = ost->frame_number;
1353 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1354 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
1355 if(is_last_report)
1356 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
1357 if(qp_hist){
1358 int j;
1359 int qp = lrintf(q);
1360 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
1361 qp_histogram[qp]++;
1362 for(j=0; j<32; j++)
1363 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1364 }
1365 if (enc->flags&CODEC_FLAG_PSNR){
1366 int j;
1367 double error, error_sum=0;
1368 double scale, scale_sum=0;
1369 char type[3]= {'Y','U','V'};
1370 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
1371 for(j=0; j<3; j++){
1372 if(is_last_report){
1373 error= enc->error[j];
1374 scale= enc->width*enc->height*255.0*255.0*frame_number;
1375 }else{
1376 error= enc->coded_frame->error[j];
1377 scale= enc->width*enc->height*255.0*255.0;
1378 }
1379 if(j) scale/=4;
1380 error_sum += error;
1381 scale_sum += scale;
1382 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
1383 }
1384 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
1385 }
1386 vid = 1;
1387 }
1388 /* compute min output value */
1389 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
1390 if ((pts < ti1) && (pts > 0))
1391 ti1 = pts;
1392 }
1393 if (ti1 < 0.01)
1394 ti1 = 0.01;
1395
1396 if (verbose > 0 || is_last_report) {
1397 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
1398
1399 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
1400 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
1401 (double)total_size / 1024, ti1, bitrate);
1402
1403 if (nb_frames_dup || nb_frames_drop)
1404 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1405 nb_frames_dup, nb_frames_drop);
1406
1407 if (verbose >= 0)
1408 fprintf(stderr, "%s \r", buf);
1409
1410 fflush(stderr);
1411 }
1412
1413 if (is_last_report && verbose >= 0){
1414 int64_t raw= audio_size + video_size + extra_size;
1415 fprintf(stderr, "\n");
1416 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1417 video_size/1024.0,
1418 audio_size/1024.0,
1419 extra_size/1024.0,
1420 100.0*(total_size - raw)/raw
1421 );
1422 }
1423}
1424
1425static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
1426{
1427 int fill_char = 0x00;
1428 if (sample_fmt == AV_SAMPLE_FMT_U8)
1429 fill_char = 0x80;
1430 memset(buf, fill_char, size);
1431}
1432
b62b5cb6 1433static void flush_encoders(OutputStream *ost_table, int nb_ostreams)
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1434{
1435 int i, ret;
1436
1437 for (i = 0; i < nb_ostreams; i++) {
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1438 OutputStream *ost = &ost_table[i];
1439 AVCodecContext *enc = ost->st->codec;
1440 AVFormatContext *os = output_files[ost->file_index].ctx;
1441
b62b5cb6 1442 if (!ost->encoding_needed)
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1443 continue;
1444
1445 if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
1446 continue;
1447 if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1448 continue;
1449
1450 for(;;) {
1451 AVPacket pkt;
1452 int fifo_bytes;
1453 av_init_packet(&pkt);
1454 pkt.stream_index= ost->index;
1455
1456 switch (ost->st->codec->codec_type) {
1457 case AVMEDIA_TYPE_AUDIO:
1458 fifo_bytes = av_fifo_size(ost->fifo);
1459 ret = 0;
1460 /* encode any samples remaining in fifo */
1461 if (fifo_bytes > 0) {
1462 int osize = av_get_bytes_per_sample(enc->sample_fmt);
1463 int fs_tmp = enc->frame_size;
1464
1465 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
1466 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1467 enc->frame_size = fifo_bytes / (osize * enc->channels);
1468 } else { /* pad */
1469 int frame_bytes = enc->frame_size*osize*enc->channels;
1470 if (allocated_audio_buf_size < frame_bytes)
4a4ce2e7 1471 exit_program(1);
6f1c66d5 1472 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
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1473 }
1474
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1475 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
1476 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1477 ost->st->time_base.num, enc->sample_rate);
1478 enc->frame_size = fs_tmp;
1479 }
1480 if (ret <= 0) {
1481 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
4a4ce2e7 1482 }
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1483 if (ret < 0) {
1484 fprintf(stderr, "Audio encoding failed\n");
1485 exit_program(1);
1486 }
1487 audio_size += ret;
1488 pkt.flags |= AV_PKT_FLAG_KEY;
1489 break;
1490 case AVMEDIA_TYPE_VIDEO:
1491 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1492 if (ret < 0) {
1493 fprintf(stderr, "Video encoding failed\n");
1494 exit_program(1);
1495 }
1496 video_size += ret;
1497 if(enc->coded_frame && enc->coded_frame->key_frame)
1498 pkt.flags |= AV_PKT_FLAG_KEY;
1499 if (ost->logfile && enc->stats_out) {
1500 fprintf(ost->logfile, "%s", enc->stats_out);
1501 }
1502 break;
1503 default:
1504 ret=-1;
4a4ce2e7 1505 }
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1506
1507 if (ret <= 0)
1508 break;
1509 pkt.data = bit_buffer;
1510 pkt.size = ret;
1511 if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1512 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1513 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
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1514 }
1515 }
1516}
1517
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1518/* pkt = NULL means EOF (needed to flush decoder buffers) */
1519static int output_packet(InputStream *ist, int ist_index,
4288e031 1520 OutputStream *ost_table, int nb_ostreams,
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1521 const AVPacket *pkt)
1522{
1523 AVFormatContext *os;
1524 OutputStream *ost;
1525 int ret, i;
1526 int got_output;
1527 AVFrame picture;
1528 void *buffer_to_free = NULL;
1529 static unsigned int samples_size= 0;
1530 AVSubtitle subtitle, *subtitle_to_free;
1531 int64_t pkt_pts = AV_NOPTS_VALUE;
1532#if CONFIG_AVFILTER
1533 int frame_available;
1534#endif
1535 float quality;
1536
1537 AVPacket avpkt;
1538 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
1539
1540 if(ist->next_pts == AV_NOPTS_VALUE)
1541 ist->next_pts= ist->pts;
1542
1543 if (pkt == NULL) {
1544 /* EOF handling */
1545 av_init_packet(&avpkt);
1546 avpkt.data = NULL;
1547 avpkt.size = 0;
1548 goto handle_eof;
1549 } else {
1550 avpkt = *pkt;
1551 }
1552
1553 if(pkt->dts != AV_NOPTS_VALUE)
1554 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1555 if(pkt->pts != AV_NOPTS_VALUE)
1556 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
1557
1558 //while we have more to decode or while the decoder did output something on EOF
1559 while (avpkt.size > 0 || (!pkt && got_output)) {
1560 uint8_t *data_buf, *decoded_data_buf;
1561 int data_size, decoded_data_size;
1562 handle_eof:
1563 ist->pts= ist->next_pts;
1564
1565 if(avpkt.size && avpkt.size != pkt->size &&
1566 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
1567 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
1568 ist->showed_multi_packet_warning=1;
1569 }
1570
1571 /* decode the packet if needed */
1572 decoded_data_buf = NULL; /* fail safe */
1573 decoded_data_size= 0;
1574 data_buf = avpkt.data;
1575 data_size = avpkt.size;
1576 subtitle_to_free = NULL;
1577 if (ist->decoding_needed) {
1578 switch(ist->st->codec->codec_type) {
1579 case AVMEDIA_TYPE_AUDIO:{
1580 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1581 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1582 av_free(samples);
1583 samples= av_malloc(samples_size);
1584 }
1585 decoded_data_size= samples_size;
1586 /* XXX: could avoid copy if PCM 16 bits with same
1587 endianness as CPU */
1588 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
1589 &avpkt);
1590 if (ret < 0)
1591 return ret;
1592 avpkt.data += ret;
1593 avpkt.size -= ret;
1594 data_size = ret;
1595 got_output = decoded_data_size > 0;
1596 /* Some bug in mpeg audio decoder gives */
1597 /* decoded_data_size < 0, it seems they are overflows */
1598 if (!got_output) {
1599 /* no audio frame */
1600 continue;
1601 }
1602 decoded_data_buf = (uint8_t *)samples;
1603 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
1604 (ist->st->codec->sample_rate * ist->st->codec->channels);
1605 break;}
1606 case AVMEDIA_TYPE_VIDEO:
1607 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
1608 /* XXX: allocate picture correctly */
1609 avcodec_get_frame_defaults(&picture);
1610 avpkt.pts = pkt_pts;
1611 avpkt.dts = ist->pts;
1612 pkt_pts = AV_NOPTS_VALUE;
1613
1614 ret = avcodec_decode_video2(ist->st->codec,
1615 &picture, &got_output, &avpkt);
f4ad238c 1616 quality = same_quant ? picture.quality : 0;
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1617 if (ret < 0)
1618 return ret;
1619 if (!got_output) {
1620 /* no picture yet */
1621 goto discard_packet;
1622 }
1623 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts);
1624 if (ist->st->codec->time_base.num != 0) {
1625 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1626 ist->next_pts += ((int64_t)AV_TIME_BASE *
1627 ist->st->codec->time_base.num * ticks) /
1628 ist->st->codec->time_base.den;
1629 }
1630 avpkt.size = 0;
1631 buffer_to_free = NULL;
1632 pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
1633 break;
1634 case AVMEDIA_TYPE_SUBTITLE:
1635 ret = avcodec_decode_subtitle2(ist->st->codec,
1636 &subtitle, &got_output, &avpkt);
1637 if (ret < 0)
1638 return ret;
1639 if (!got_output) {
1640 goto discard_packet;
1641 }
1642 subtitle_to_free = &subtitle;
1643 avpkt.size = 0;
1644 break;
1645 default:
1646 return -1;
1647 }
1648 } else {
1649 switch(ist->st->codec->codec_type) {
1650 case AVMEDIA_TYPE_AUDIO:
1651 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1652 ist->st->codec->sample_rate;
1653 break;
1654 case AVMEDIA_TYPE_VIDEO:
1655 if (ist->st->codec->time_base.num != 0) {
1656 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1657 ist->next_pts += ((int64_t)AV_TIME_BASE *
1658 ist->st->codec->time_base.num * ticks) /
1659 ist->st->codec->time_base.den;
1660 }
1661 break;
1662 }
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1663 avpkt.size = 0;
1664 }
1665
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1666 // preprocess audio (volume)
1667 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
1668 if (audio_volume != 256) {
1669 short *volp;
1670 volp = samples;
1671 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
1672 int v = ((*volp) * audio_volume + 128) >> 8;
6c7ee2f7 1673 *volp++ = av_clip_int16(v);
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1674 }
1675 }
1676 }
1677
1678 /* frame rate emulation */
f4805328 1679 if (input_files[ist->file_index].rate_emu) {
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1680 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
1681 int64_t now = av_gettime() - ist->start;
1682 if (pts > now)
1683 usleep(pts - now);
1684 }
1685 /* if output time reached then transcode raw format,
1686 encode packets and output them */
ea065176 1687 for (i = 0; i < nb_ostreams; i++) {
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1688 OutputFile *of = &output_files[ost_table[i].file_index];
1689 int frame_size;
6291d7e4 1690
45f86128
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1691 ost = &ost_table[i];
1692 if (ost->source_index != ist_index)
1693 continue;
f1176d41 1694
45f86128
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1695 if (of->start_time && ist->pts < of->start_time)
1696 continue;
ea065176 1697
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1698 if (of->recording_time != INT64_MAX &&
1699 av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + of->start_time,
1700 (AVRational){1, 1000000}) >= 0) {
1701 ost->is_past_recording_time = 1;
1702 continue;
1703 }
ef44a607 1704
6291d7e4 1705#if CONFIG_AVFILTER
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1706 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
1707 ost->input_video_filter) {
1708 AVRational sar;
1709 if (ist->st->sample_aspect_ratio.num)
1710 sar = ist->st->sample_aspect_ratio;
1711 else
1712 sar = ist->st->codec->sample_aspect_ratio;
1713 av_vsrc_buffer_add_frame(ost->input_video_filter, &picture, ist->pts, sar);
1714 }
1715 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1716 !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1717 while (frame_available) {
1718 AVRational ist_pts_tb;
1719 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
1720 get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb);
1721 if (ost->picref)
1722 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
6291d7e4 1723#endif
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1724 os = output_files[ost->file_index].ctx;
1725
1726 /* set the input output pts pairs */
1727 //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
1728
1729 if (ost->encoding_needed) {
1730 av_assert0(ist->decoding_needed);
1731 switch(ost->st->codec->codec_type) {
1732 case AVMEDIA_TYPE_AUDIO:
1733 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
1734 break;
1735 case AVMEDIA_TYPE_VIDEO:
6291d7e4 1736#if CONFIG_AVFILTER
45f86128
AK
1737 if (ost->picref->video && !ost->frame_aspect_ratio)
1738 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
6291d7e4 1739#endif
45f86128
AK
1740 do_video_out(os, ost, ist, &picture, &frame_size,
1741 same_quant ? quality : ost->st->codec->global_quality);
1742 if (vstats_filename && frame_size)
1743 do_video_stats(os, ost, frame_size);
1744 break;
1745 case AVMEDIA_TYPE_SUBTITLE:
1746 do_subtitle_out(os, ost, ist, &subtitle,
1747 pkt->pts);
1748 break;
1749 default:
1750 abort();
1751 }
1752 } else {
1753 AVFrame avframe; //FIXME/XXX remove this
1754 AVPacket opkt;
1755 int64_t ost_tb_start_time= av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base);
6291d7e4 1756
45f86128 1757 av_init_packet(&opkt);
6291d7e4 1758
45f86128 1759 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
6291d7e4 1760#if !CONFIG_AVFILTER
45f86128 1761 continue;
6291d7e4 1762#else
45f86128 1763 goto cont;
6291d7e4
AK
1764#endif
1765
45f86128
AK
1766 /* no reencoding needed : output the packet directly */
1767 /* force the input stream PTS */
1768
1769 avcodec_get_frame_defaults(&avframe);
1770 ost->st->codec->coded_frame= &avframe;
1771 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
1772
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 }
45f86128
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;
2186 }
2187 }
2188
630902a1
AK
2189 /* init input streams */
2190 for (i = 0; i < nb_input_streams; i++)
62486948 2191 if ((ret = init_input_stream(i, output_streams, nb_output_streams, error, sizeof(error))) < 0)
630902a1 2192 goto dump_format;
6291d7e4 2193
2c474ddb
AK
2194 /* discard unused programs */
2195 for (i = 0; i < nb_input_files; i++) {
2196 InputFile *ifile = &input_files[i];
2197 for (j = 0; j < ifile->ctx->nb_programs; j++) {
2198 AVProgram *p = ifile->ctx->programs[j];
2199 int discard = AVDISCARD_ALL;
2200
2201 for (k = 0; k < p->nb_stream_indexes; k++)
2202 if (!input_streams[ifile->ist_index + p->stream_index[k]].discard) {
2203 discard = AVDISCARD_DEFAULT;
2204 break;
2205 }
2206 p->discard = discard;
2207 }
2208 }
2209
6291d7e4 2210 /* open files and write file headers */
af70aa45
AK
2211 for (i = 0; i < nb_output_files; i++) {
2212 os = output_files[i].ctx;
2213 if (avformat_write_header(os, &output_files[i].opts) < 0) {
6291d7e4
AK
2214 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
2215 ret = AVERROR(EINVAL);
2216 goto dump_format;
2217 }
af70aa45
AK
2218 assert_avoptions(output_files[i].opts);
2219 if (strcmp(os->oformat->name, "rtp")) {
6291d7e4
AK
2220 want_sdp = 0;
2221 }
2222 }
2223
2224 dump_format:
2225 /* dump the file output parameters - cannot be done before in case
2226 of stream copy */
2227 for(i=0;i<nb_output_files;i++) {
af70aa45 2228 av_dump_format(output_files[i].ctx, i, output_files[i].ctx->filename, 1);
6291d7e4
AK
2229 }
2230
2231 /* dump the stream mapping */
2232 if (verbose >= 0) {
2233 fprintf(stderr, "Stream mapping:\n");
4288e031
AK
2234 for (i = 0; i < nb_output_streams;i ++) {
2235 ost = &output_streams[i];
6291d7e4
AK
2236 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2237 input_streams[ost->source_index].file_index,
2238 input_streams[ost->source_index].st->index,
2239 ost->file_index,
2240 ost->index);
2241 if (ost->sync_ist != &input_streams[ost->source_index])
2242 fprintf(stderr, " [sync #%d.%d]",
2243 ost->sync_ist->file_index,
2244 ost->sync_ist->st->index);
ad42126a
AK
2245 if (ost->st->stream_copy)
2246 fprintf(stderr, " (copy)");
bc8c5051
NG
2247 else
2248 fprintf(stderr, " (%s -> %s)", input_streams[ost->source_index].dec ?
2249 input_streams[ost->source_index].dec->name : "?",
2250 ost->enc ? ost->enc->name : "?");
6291d7e4
AK
2251 fprintf(stderr, "\n");
2252 }
2253 }
2254
2255 if (ret) {
2256 fprintf(stderr, "%s\n", error);
eaf2d37a 2257 return ret;
6291d7e4
AK
2258 }
2259
2260 if (want_sdp) {
2261 print_sdp(output_files, nb_output_files);
2262 }
2263
eaf2d37a
AC
2264 return 0;
2265}
2266
2267/*
2268 * The following code is the main loop of the file converter
2269 */
2270static int transcode(OutputFile *output_files,
2271 int nb_output_files,
2272 InputFile *input_files,
2273 int nb_input_files)
2274{
2275 int ret, i;
2276 AVFormatContext *is, *os;
2277 OutputStream *ost;
2278 InputStream *ist;
2279 uint8_t *no_packet;
2280 int no_packet_count=0;
2281 int64_t timer_start;
2282
2283 if (!(no_packet = av_mallocz(nb_input_files)))
2284 exit_program(1);
2285
2286 ret = transcode_init(output_files, nb_output_files, input_files, nb_input_files);
2287 if (ret < 0)
2288 goto fail;
2289
6291d7e4
AK
2290 if (verbose >= 0)
2291 fprintf(stderr, "Press ctrl-c to stop encoding\n");
2292 term_init();
2293
2294 timer_start = av_gettime();
2295
2296 for(; received_sigterm == 0;) {
2297 int file_index, ist_index;
2298 AVPacket pkt;
9be3c124 2299 int64_t ipts_min;
6291d7e4
AK
2300 double opts_min;
2301
9be3c124 2302 ipts_min = INT64_MAX;
6291d7e4
AK
2303 opts_min= 1e100;
2304
2305 /* select the stream that we must read now by looking at the
2306 smallest output pts */
2307 file_index = -1;
4288e031 2308 for (i = 0; i < nb_output_streams; i++) {
f21f294e 2309 OutputFile *of;
9be3c124
AC
2310 int64_t ipts;
2311 double opts;
4288e031 2312 ost = &output_streams[i];
f21f294e 2313 of = &output_files[ost->file_index];
af70aa45 2314 os = output_files[ost->file_index].ctx;
6291d7e4 2315 ist = &input_streams[ost->source_index];
f21f294e
AK
2316 if (ost->is_past_recording_time || no_packet[ist->file_index] ||
2317 (os->pb && avio_tell(os->pb) >= of->limit_filesize))
6291d7e4 2318 continue;
c0931508 2319 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
9be3c124 2320 ipts = ist->pts;
6291d7e4
AK
2321 if (!input_files[ist->file_index].eof_reached){
2322 if(ipts < ipts_min) {
2323 ipts_min = ipts;
2324 if(input_sync ) file_index = ist->file_index;
2325 }
2326 if(opts < opts_min) {
2327 opts_min = opts;
2328 if(!input_sync) file_index = ist->file_index;
2329 }
2330 }
96139b5e
AK
2331 if (ost->frame_number >= ost->max_frames) {
2332 int j;
2333 for (j = of->ost_index; j < of->ctx->nb_streams; j++)
2334 output_streams[j].is_past_recording_time = 1;
2335 continue;
6291d7e4
AK
2336 }
2337 }
2338 /* if none, if is finished */
2339 if (file_index < 0) {
2340 if(no_packet_count){
2341 no_packet_count=0;
b0c9e8e0 2342 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2343 usleep(10000);
2344 continue;
2345 }
2346 break;
2347 }
2348
6291d7e4
AK
2349 /* read a frame from it and output it in the fifo */
2350 is = input_files[file_index].ctx;
2351 ret= av_read_frame(is, &pkt);
2352 if(ret == AVERROR(EAGAIN)){
2353 no_packet[file_index]=1;
2354 no_packet_count++;
2355 continue;
2356 }
2357 if (ret < 0) {
2358 input_files[file_index].eof_reached = 1;
2359 if (opt_shortest)
2360 break;
2361 else
2362 continue;
2363 }
2364
2365 no_packet_count=0;
b0c9e8e0 2366 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2367
2368 if (do_pkt_dump) {
2369 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2370 is->streams[pkt.stream_index]);
2371 }
2372 /* the following test is needed in case new streams appear
2373 dynamically in stream : we ignore them */
ed5b1326 2374 if (pkt.stream_index >= input_files[file_index].nb_streams)
6291d7e4
AK
2375 goto discard_packet;
2376 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2377 ist = &input_streams[ist_index];
2378 if (ist->discard)
2379 goto discard_packet;
2380
2381 if (pkt.dts != AV_NOPTS_VALUE)
2382 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2383 if (pkt.pts != AV_NOPTS_VALUE)
2384 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2385
33f75d72
AK
2386 if(pkt.pts != AV_NOPTS_VALUE)
2387 pkt.pts *= ist->ts_scale;
2388 if(pkt.dts != AV_NOPTS_VALUE)
2389 pkt.dts *= ist->ts_scale;
6291d7e4
AK
2390
2391// 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);
2392 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2393 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
2394 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2395 int64_t delta= pkt_dts - ist->next_pts;
2396 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
2397 input_files[ist->file_index].ts_offset -= delta;
2398 if (verbose > 2)
2399 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2400 delta, input_files[ist->file_index].ts_offset);
2401 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2402 if(pkt.pts != AV_NOPTS_VALUE)
2403 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2404 }
2405 }
2406
6291d7e4 2407 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
4288e031 2408 if (output_packet(ist, ist_index, output_streams, nb_output_streams, &pkt) < 0) {
6291d7e4
AK
2409
2410 if (verbose >= 0)
2411 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2412 ist->file_index, ist->st->index);
2413 if (exit_on_error)
2414 exit_program(1);
2415 av_free_packet(&pkt);
b9630bcf 2416 continue;
6291d7e4
AK
2417 }
2418
2419 discard_packet:
2420 av_free_packet(&pkt);
2421
2422 /* dump report by using the output first video and audio streams */
c5ad2c2c 2423 print_report(output_files, output_streams, nb_output_streams, 0, timer_start);
6291d7e4
AK
2424 }
2425
2426 /* at the end of stream, we must flush the decoder buffers */
2427 for (i = 0; i < nb_input_streams; i++) {
2428 ist = &input_streams[i];
2429 if (ist->decoding_needed) {
4288e031 2430 output_packet(ist, i, output_streams, nb_output_streams, NULL);
6291d7e4
AK
2431 }
2432 }
b62b5cb6 2433 flush_encoders(output_streams, nb_output_streams);
6291d7e4
AK
2434
2435 term_exit();
2436
2437 /* write the trailer if needed and close file */
2438 for(i=0;i<nb_output_files;i++) {
af70aa45 2439 os = output_files[i].ctx;
6291d7e4
AK
2440 av_write_trailer(os);
2441 }
2442
2443 /* dump report by using the first video and audio streams */
c5ad2c2c 2444 print_report(output_files, output_streams, nb_output_streams, 1, timer_start);
6291d7e4
AK
2445
2446 /* close each encoder */
4288e031
AK
2447 for (i = 0; i < nb_output_streams; i++) {
2448 ost = &output_streams[i];
6291d7e4
AK
2449 if (ost->encoding_needed) {
2450 av_freep(&ost->st->codec->stats_in);
2451 avcodec_close(ost->st->codec);
2452 }
2453#if CONFIG_AVFILTER
2454 avfilter_graph_free(&ost->graph);
2455#endif
2456 }
2457
2458 /* close each decoder */
2459 for (i = 0; i < nb_input_streams; i++) {
2460 ist = &input_streams[i];
2461 if (ist->decoding_needed) {
2462 avcodec_close(ist->st->codec);
2463 }
2464 }
2465
2466 /* finished ! */
2467 ret = 0;
2468
2469 fail:
2470 av_freep(&bit_buffer);
b0c9e8e0 2471 av_freep(&no_packet);
6291d7e4 2472
4288e031
AK
2473 if (output_streams) {
2474 for (i = 0; i < nb_output_streams; i++) {
2475 ost = &output_streams[i];
6291d7e4
AK
2476 if (ost) {
2477 if (ost->st->stream_copy)
2478 av_freep(&ost->st->codec->extradata);
2479 if (ost->logfile) {
2480 fclose(ost->logfile);
2481 ost->logfile = NULL;
2482 }
2483 av_fifo_free(ost->fifo); /* works even if fifo is not
2484 initialized but set to zero */
2485 av_freep(&ost->st->codec->subtitle_header);
2486 av_free(ost->pict_tmp.data[0]);
2487 av_free(ost->forced_kf_pts);
2488 if (ost->video_resample)
2489 sws_freeContext(ost->img_resample_ctx);
2490 if (ost->resample)
2491 audio_resample_close(ost->resample);
2492 if (ost->reformat_ctx)
2493 av_audio_convert_free(ost->reformat_ctx);
2494 av_dict_free(&ost->opts);
6291d7e4
AK
2495 }
2496 }
6291d7e4
AK
2497 }
2498 return ret;
2499}
2500
6291d7e4
AK
2501static int opt_video_rc_override_string(const char *opt, const char *arg)
2502{
2503 video_rc_override_string = arg;
2504 return 0;
2505}
2506
2507static int opt_me_threshold(const char *opt, const char *arg)
2508{
2509 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2510 return 0;
2511}
2512
2513static int opt_verbose(const char *opt, const char *arg)
2514{
2515 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
2516 return 0;
2517}
2518
2519static int opt_frame_rate(const char *opt, const char *arg)
2520{
2521 if (av_parse_video_rate(&frame_rate, arg) < 0) {
2522 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
2523 exit_program(1);
2524 }
2525 return 0;
2526}
2527
6291d7e4
AK
2528static int opt_frame_size(const char *opt, const char *arg)
2529{
2530 if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) {
2531 fprintf(stderr, "Incorrect frame size\n");
2532 return AVERROR(EINVAL);
2533 }
2534 return 0;
2535}
2536
6291d7e4
AK
2537static int opt_frame_pix_fmt(const char *opt, const char *arg)
2538{
2539 if (strcmp(arg, "list")) {
2540 frame_pix_fmt = av_get_pix_fmt(arg);
2541 if (frame_pix_fmt == PIX_FMT_NONE) {
2542 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2543 return AVERROR(EINVAL);
2544 }
2545 } else {
2546 show_pix_fmts();
2547 exit_program(0);
2548 }
2549 return 0;
2550}
2551
2552static int opt_frame_aspect_ratio(const char *opt, const char *arg)
2553{
2554 int x = 0, y = 0;
2555 double ar = 0;
2556 const char *p;
2557 char *end;
2558
2559 p = strchr(arg, ':');
2560 if (p) {
2561 x = strtol(arg, &end, 10);
2562 if (end == p)
2563 y = strtol(end+1, &end, 10);
2564 if (x > 0 && y > 0)
2565 ar = (double)x / (double)y;
2566 } else
2567 ar = strtod(arg, NULL);
2568
2569 if (!ar) {
2570 fprintf(stderr, "Incorrect aspect ratio specification.\n");
2571 return AVERROR(EINVAL);
2572 }
2573 frame_aspect_ratio = ar;
2574 return 0;
2575}
2576
6291d7e4
AK
2577static int opt_top_field_first(const char *opt, const char *arg)
2578{
2579 top_field_first = parse_number_or_die(opt, arg, OPT_INT, 0, 1);
2580 return 0;
2581}
2582
35e6f8c1 2583static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2584{
35e6f8c1 2585 return parse_option(o, "codec:a", arg, options);
6291d7e4
AK
2586}
2587
35e6f8c1 2588static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2589{
35e6f8c1 2590 return parse_option(o, "codec:v", arg, options);
6291d7e4
AK
2591}
2592
35e6f8c1 2593static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2594{
35e6f8c1 2595 return parse_option(o, "codec:s", arg, options);
6291d7e4
AK
2596}
2597
35e6f8c1 2598static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2599{
35e6f8c1 2600 return parse_option(o, "codec:d", arg, options);
6291d7e4
AK
2601}
2602
575ec4e1 2603static int opt_map(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2604{
8d2e4a7e
AK
2605 StreamMap *m = NULL;
2606 int i, negative = 0, file_idx;
2607 int sync_file_idx = -1, sync_stream_idx;
2608 char *p, *sync;
2609 char *map;
6291d7e4 2610
8d2e4a7e
AK
2611 if (*arg == '-') {
2612 negative = 1;
2613 arg++;
2614 }
2615 map = av_strdup(arg);
6291d7e4 2616
8d2e4a7e
AK
2617 /* parse sync stream first, just pick first matching stream */
2618 if (sync = strchr(map, ',')) {
2619 *sync = 0;
2620 sync_file_idx = strtol(sync + 1, &sync, 0);
2621 if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
2622 av_log(NULL, AV_LOG_ERROR, "Invalid sync file index: %d.\n", sync_file_idx);
2623 exit_program(1);
2624 }
2625 if (*sync)
2626 sync++;
ed5b1326 2627 for (i = 0; i < input_files[sync_file_idx].nb_streams; i++)
8d2e4a7e
AK
2628 if (check_stream_specifier(input_files[sync_file_idx].ctx,
2629 input_files[sync_file_idx].ctx->streams[i], sync) == 1) {
2630 sync_stream_idx = i;
2631 break;
2632 }
ed5b1326 2633 if (i == input_files[sync_file_idx].nb_streams) {
8d2e4a7e
AK
2634 av_log(NULL, AV_LOG_ERROR, "Sync stream specification in map %s does not "
2635 "match any streams.\n", arg);
2636 exit_program(1);
2637 }
2638 }
6291d7e4 2639
8d2e4a7e
AK
2640
2641 file_idx = strtol(map, &p, 0);
2642 if (file_idx >= nb_input_files || file_idx < 0) {
2643 av_log(NULL, AV_LOG_ERROR, "Invalid input file index: %d.\n", file_idx);
2644 exit_program(1);
6291d7e4 2645 }
8d2e4a7e
AK
2646 if (negative)
2647 /* disable some already defined maps */
575ec4e1
AK
2648 for (i = 0; i < o->nb_stream_maps; i++) {
2649 m = &o->stream_maps[i];
8d2e4a7e
AK
2650 if (check_stream_specifier(input_files[m->file_index].ctx,
2651 input_files[m->file_index].ctx->streams[m->stream_index],
2652 *p == ':' ? p + 1 : p) > 0)
2653 m->disabled = 1;
2654 }
2655 else
ed5b1326 2656 for (i = 0; i < input_files[file_idx].nb_streams; i++) {
8d2e4a7e
AK
2657 if (check_stream_specifier(input_files[file_idx].ctx, input_files[file_idx].ctx->streams[i],
2658 *p == ':' ? p + 1 : p) <= 0)
2659 continue;
575ec4e1
AK
2660 o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
2661 &o->nb_stream_maps, o->nb_stream_maps + 1);
2662 m = &o->stream_maps[o->nb_stream_maps - 1];
8d2e4a7e
AK
2663
2664 m->file_index = file_idx;
2665 m->stream_index = i;
2666
2667 if (sync_file_idx >= 0) {
2668 m->sync_file_index = sync_file_idx;
2669 m->sync_stream_index = sync_stream_idx;
2670 } else {
2671 m->sync_file_index = file_idx;
2672 m->sync_stream_index = i;
2673 }
2674 }
2675
2676 if (!m) {
2677 av_log(NULL, AV_LOG_ERROR, "Stream map '%s' matches no streams.\n", arg);
2678 exit_program(1);
2679 }
2680
2681 av_freep(&map);
6291d7e4
AK
2682 return 0;
2683}
2684
e6e6060c 2685static void parse_meta_type(char *arg, char *type, int *index)
6291d7e4 2686{
039267f1 2687 if (*arg) {
a2a38d96 2688 *type = *arg;
6291d7e4
AK
2689 switch (*arg) {
2690 case 'g':
2691 break;
2692 case 's':
2693 case 'c':
2694 case 'p':
e6e6060c
AK
2695 if (*(++arg) == ':')
2696 *index = strtol(++arg, NULL, 0);
6291d7e4
AK
2697 break;
2698 default:
2699 fprintf(stderr, "Invalid metadata type %c.\n", *arg);
2700 exit_program(1);
2701 }
2702 } else
2703 *type = 'g';
2704}
2705
847529f8 2706static int opt_map_metadata(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
2707{
2708 MetadataMap *m, *m1;
2709 char *p;
2710
847529f8
AK
2711 o->meta_data_maps = grow_array(o->meta_data_maps, sizeof(*o->meta_data_maps),
2712 &o->nb_meta_data_maps, o->nb_meta_data_maps + 1);
6291d7e4 2713
847529f8 2714 m = &o->meta_data_maps[o->nb_meta_data_maps - 1][1];
6291d7e4 2715 m->file = strtol(arg, &p, 0);
039267f1 2716 parse_meta_type(*p ? p + 1 : p, &m->type, &m->index);
6291d7e4 2717
847529f8 2718 m1 = &o->meta_data_maps[o->nb_meta_data_maps - 1][0];
e6e6060c 2719 if (p = strchr(opt, ':'))
039267f1 2720 parse_meta_type(p + 1, &m1->type, &m1->index);
e6e6060c
AK
2721 else
2722 m1->type = 'g';
6291d7e4
AK
2723
2724 if (m->type == 'g' || m1->type == 'g')
847529f8 2725 o->metadata_global_manual = 1;
6291d7e4 2726 if (m->type == 's' || m1->type == 's')
847529f8 2727 o->metadata_streams_manual = 1;
6291d7e4 2728 if (m->type == 'c' || m1->type == 'c')
847529f8 2729 o->metadata_chapters_manual = 1;
6291d7e4
AK
2730
2731 return 0;
2732}
2733
169f0647
AK
2734static enum CodecID find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
2735{
2736 const char *codec_string = encoder ? "encoder" : "decoder";
2737 AVCodec *codec;
2738
2739 if(!name)
2740 return CODEC_ID_NONE;
2741 codec = encoder ?
2742 avcodec_find_encoder_by_name(name) :
2743 avcodec_find_decoder_by_name(name);
2744 if(!codec) {
2745 av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name);
2746 exit_program(1);
2747 }
2748 if(codec->type != type) {
2749 av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name);
2750 exit_program(1);
2751 }
2752 return codec->id;
2753}
2754
35e6f8c1 2755static AVCodec *choose_codec(OptionsContext *o, AVFormatContext *s, AVStream *st, enum AVMediaType type)
169f0647 2756{
169f0647 2757 char *codec_name = NULL;
169f0647 2758
35e6f8c1 2759 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
169f0647
AK
2760
2761 if (!codec_name) {
6cd9d0f7
AK
2762 if (s->oformat) {
2763 st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename, NULL, type);
2764 return avcodec_find_encoder(st->codec->codec_id);
2765 }
169f0647
AK
2766 } else if (!strcmp(codec_name, "copy"))
2767 st->stream_copy = 1;
2768 else {
2769 st->codec->codec_id = find_codec_or_die(codec_name, type, s->iformat == NULL);
2770 return s->oformat ? avcodec_find_encoder_by_name(codec_name) :
2771 avcodec_find_decoder_by_name(codec_name);
2772 }
2773
2774 return NULL;
2775}
6291d7e4 2776
88867844
AK
2777/**
2778 * Add all the streams from the given input file to the global
2779 * list of input streams.
2780 */
35e6f8c1 2781static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
88867844 2782{
33f75d72 2783 int i, rfps, rfps_base;
88867844
AK
2784
2785 for (i = 0; i < ic->nb_streams; i++) {
2786 AVStream *st = ic->streams[i];
2787 AVCodecContext *dec = st->codec;
2788 InputStream *ist;
33f75d72 2789 double scale = 1.0;
88867844 2790
88867844
AK
2791 input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
2792 ist = &input_streams[nb_input_streams - 1];
2793 ist->st = st;
2794 ist->file_index = nb_input_files;
2795 ist->discard = 1;
2796 ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st);
2797
33f75d72
AK
2798 MATCH_PER_STREAM_OPT(ts_scale, dbl, scale, ic, st);
2799 ist->ts_scale = scale;
88867844 2800
35e6f8c1 2801 ist->dec = choose_codec(o, ic, st, dec->codec_type);
c74b44de
AK
2802 if (!ist->dec)
2803 ist->dec = avcodec_find_decoder(dec->codec_id);
88867844
AK
2804
2805 switch (dec->codec_type) {
2806 case AVMEDIA_TYPE_AUDIO:
2130981a 2807 if (o->audio_disable)
88867844
AK
2808 st->discard= AVDISCARD_ALL;
2809 break;
2810 case AVMEDIA_TYPE_VIDEO:
2811 rfps = ic->streams[i]->r_frame_rate.num;
2812 rfps_base = ic->streams[i]->r_frame_rate.den;
2813 if (dec->lowres) {
2814 dec->flags |= CODEC_FLAG_EMU_EDGE;
2815 dec->height >>= dec->lowres;
2816 dec->width >>= dec->lowres;
2817 }
2818 if(me_threshold)
2819 dec->debug |= FF_DEBUG_MV;
2820
2821 if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) {
2822
2823 if (verbose >= 0)
2824 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
2825 i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num,
2826
2827 (float)rfps / rfps_base, rfps, rfps_base);
2828 }
2829
2130981a 2830 if (o->video_disable)
88867844
AK
2831 st->discard= AVDISCARD_ALL;
2832 else if(video_discard)
2833 st->discard= video_discard;
2834 break;
2835 case AVMEDIA_TYPE_DATA:
2836 break;
2837 case AVMEDIA_TYPE_SUBTITLE:
2130981a 2838 if (o->subtitle_disable)
88867844
AK
2839 st->discard = AVDISCARD_ALL;
2840 break;
2841 case AVMEDIA_TYPE_ATTACHMENT:
2842 case AVMEDIA_TYPE_UNKNOWN:
2843 break;
2844 default:
2845 abort();
2846 }
2847 }
2848}
2849
575ec4e1 2850static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
6291d7e4
AK
2851{
2852 AVFormatContext *ic;
2853 AVInputFormat *file_iformat = NULL;
88867844 2854 int err, i, ret;
6291d7e4
AK
2855 int64_t timestamp;
2856 uint8_t buf[128];
2857 AVDictionary **opts;
2858 int orig_nb_streams; // number of streams before avformat_find_stream_info
2859
7041bb3b
AK
2860 if (o->format) {
2861 if (!(file_iformat = av_find_input_format(o->format))) {
2862 fprintf(stderr, "Unknown input format: '%s'\n", o->format);
6291d7e4
AK
2863 exit_program(1);
2864 }
6291d7e4
AK
2865 }
2866
2867 if (!strcmp(filename, "-"))
2868 filename = "pipe:";
2869
2870 using_stdin |= !strncmp(filename, "pipe:", 5) ||
2871 !strcmp(filename, "/dev/stdin");
2872
2873 /* get default parameters from command line */
2874 ic = avformat_alloc_context();
2875 if (!ic) {
2876 print_error(filename, AVERROR(ENOMEM));
2877 exit_program(1);
2878 }
e2469ccf
AK
2879 if (o->nb_audio_sample_rate) {
2880 snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i);
6291d7e4
AK
2881 av_dict_set(&format_opts, "sample_rate", buf, 0);
2882 }
6a11686d
AK
2883 if (o->nb_audio_channels) {
2884 snprintf(buf, sizeof(buf), "%d", o->audio_channels[o->nb_audio_channels - 1].u.i);
6291d7e4
AK
2885 av_dict_set(&format_opts, "channels", buf, 0);
2886 }
2887 if (frame_rate.num) {
2888 snprintf(buf, sizeof(buf), "%d/%d", frame_rate.num, frame_rate.den);
2889 av_dict_set(&format_opts, "framerate", buf, 0);
2890 }
2891 if (frame_width && frame_height) {
2892 snprintf(buf, sizeof(buf), "%dx%d", frame_width, frame_height);
2893 av_dict_set(&format_opts, "video_size", buf, 0);
2894 }
2895 if (frame_pix_fmt != PIX_FMT_NONE)
2896 av_dict_set(&format_opts, "pixel_format", av_get_pix_fmt_name(frame_pix_fmt), 0);
2897
6291d7e4
AK
2898 ic->flags |= AVFMT_FLAG_NONBLOCK;
2899
2900 /* open the input file with generic libav function */
2901 err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
2902 if (err < 0) {
2903 print_error(filename, err);
2904 exit_program(1);
2905 }
2906 assert_avoptions(format_opts);
2907
92f1940e
AK
2908 /* apply forced codec ids */
2909 for (i = 0; i < ic->nb_streams; i++)
35e6f8c1 2910 choose_codec(o, ic, ic->streams[i], ic->streams[i]->codec->codec_type);
92f1940e 2911
6291d7e4
AK
2912 /* Set AVCodecContext options for avformat_find_stream_info */
2913 opts = setup_find_stream_info_opts(ic, codec_opts);
2914 orig_nb_streams = ic->nb_streams;
2915
2916 /* If not enough info to get the stream parameters, we decode the
2917 first frames to get it. (used in mpeg case for example) */
2918 ret = avformat_find_stream_info(ic, opts);
2919 if (ret < 0 && verbose >= 0) {
2920 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2921 av_close_input_file(ic);
2922 exit_program(1);
2923 }
2924
6b779ccc 2925 timestamp = o->start_time;
6291d7e4
AK
2926 /* add the stream start time */
2927 if (ic->start_time != AV_NOPTS_VALUE)
2928 timestamp += ic->start_time;
2929
2930 /* if seeking requested, we execute it */
6b779ccc 2931 if (o->start_time != 0) {
6291d7e4
AK
2932 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2933 if (ret < 0) {
2934 fprintf(stderr, "%s: could not seek to position %0.3f\n",
2935 filename, (double)timestamp / AV_TIME_BASE);
2936 }
6291d7e4
AK
2937 }
2938
2939 /* update the current parameters so that they match the one of the input stream */
35e6f8c1 2940 add_input_streams(o, ic);
6291d7e4
AK
2941
2942 /* dump the file content */
2943 if (verbose >= 0)
2944 av_dump_format(ic, nb_input_files, filename, 0);
2945
2946 input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
2947 input_files[nb_input_files - 1].ctx = ic;
2948 input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams;
6b779ccc 2949 input_files[nb_input_files - 1].ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
ed5b1326 2950 input_files[nb_input_files - 1].nb_streams = ic->nb_streams;
6291d7e4
AK
2951
2952 frame_rate = (AVRational){0, 0};
2953 frame_pix_fmt = PIX_FMT_NONE;
2954 frame_height = 0;
2955 frame_width = 0;
6291d7e4
AK
2956
2957 for (i = 0; i < orig_nb_streams; i++)
2958 av_dict_free(&opts[i]);
2959 av_freep(&opts);
575ec4e1
AK
2960
2961 reset_options(o);
6291d7e4
AK
2962 return 0;
2963}
2964
f233cfed
AK
2965static void parse_forced_key_frames(char *kf, OutputStream *ost,
2966 AVCodecContext *avctx)
2967{
2968 char *p;
2969 int n = 1, i;
2970 int64_t t;
2971
2972 for (p = kf; *p; p++)
2973 if (*p == ',')
2974 n++;
2975 ost->forced_kf_count = n;
2976 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
2977 if (!ost->forced_kf_pts) {
2978 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
2979 exit_program(1);
2980 }
2981 for (i = 0; i < n; i++) {
2982 p = i ? strchr(p, ',') + 1 : kf;
2983 t = parse_time_or_die("force_key_frames", p, 1);
2984 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
2985 }
2986}
2987
35e6f8c1 2988static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type)
169f0647
AK
2989{
2990 OutputStream *ost;
2991 AVStream *st = av_new_stream(oc, oc->nb_streams < nb_streamid_map ? streamid_map[oc->nb_streams] : 0);
2992 int idx = oc->nb_streams - 1;
96139b5e 2993 int64_t max_frames = INT64_MAX;
013887eb 2994 char *bsf = NULL, *next, *codec_tag = NULL;
d821cbe2 2995 AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
77d9c454 2996 double qscale = -1;
169f0647
AK
2997
2998 if (!st) {
2999 av_log(NULL, AV_LOG_ERROR, "Could not alloc stream.\n");
3000 exit_program(1);
3001 }
3002
4288e031
AK
3003 output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
3004 nb_output_streams + 1);
3005 ost = &output_streams[nb_output_streams - 1];
40fc2810 3006 ost->file_index = nb_output_files;
169f0647
AK
3007 ost->index = idx;
3008 ost->st = st;
3009 st->codec->codec_type = type;
35e6f8c1 3010 ost->enc = choose_codec(o, oc, st, type);
169f0647
AK
3011 if (ost->enc) {
3012 ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st);
3013 }
3014
3015 avcodec_get_context_defaults3(st->codec, ost->enc);
3016 st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy
3017
96139b5e
AK
3018 MATCH_PER_STREAM_OPT(max_frames, i64, max_frames, oc, st);
3019 ost->max_frames = max_frames;
3020
d821cbe2
AK
3021 MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
3022 while (bsf) {
3023 if (next = strchr(bsf, ','))
3024 *next++ = 0;
3025 if (!(bsfc = av_bitstream_filter_init(bsf))) {
3026 av_log(NULL, AV_LOG_ERROR, "Unknown bitstream filter %s\n", bsf);
3027 exit_program(1);
3028 }
3029 if (bsfc_prev)
3030 bsfc_prev->next = bsfc;
3031 else
3032 ost->bitstream_filters = bsfc;
3033
3034 bsfc_prev = bsfc;
3035 bsf = next;
3036 }
3037
013887eb
AK
3038 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
3039 if (codec_tag) {
3040 uint32_t tag = strtol(codec_tag, &next, 0);
3041 if (*next)
3042 tag = AV_RL32(codec_tag);
3043 st->codec->codec_tag = tag;
3044 }
3045
77d9c454
AK
3046 MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
3047 if (qscale >= 0 || same_quant) {
3048 st->codec->flags |= CODEC_FLAG_QSCALE;
3049 st->codec->global_quality = FF_QP2LAMBDA * qscale;
3050 }
3051
169f0647
AK
3052 ost->sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
3053 return ost;
3054}
3055
35e6f8c1 3056static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3057{
3058 AVStream *st;
3059 OutputStream *ost;
3060 AVCodecContext *video_enc;
6291d7e4 3061
35e6f8c1 3062 ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO);
6291d7e4 3063 st = ost->st;
92f1940e 3064 if (!st->stream_copy) {
6291d7e4
AK
3065 ost->frame_aspect_ratio = frame_aspect_ratio;
3066 frame_aspect_ratio = 0;
3067#if CONFIG_AVFILTER
3068 ost->avfilter= vfilters;
3069 vfilters = NULL;
3070#endif
3071 }
3072
6291d7e4
AK
3073 video_enc = st->codec;
3074
6291d7e4
AK
3075 if(oc->oformat->flags & AVFMT_GLOBALHEADER) {
3076 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
3077 }
3078
92f1940e 3079 if (st->stream_copy) {
6291d7e4
AK
3080 video_enc->sample_aspect_ratio =
3081 st->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
3082 } else {
3083 const char *p;
7c029672 3084 char *forced_key_frames = NULL;
bef737a7 3085 int i, force_fps = 0;
6291d7e4
AK
3086
3087 if (frame_rate.num)
3088 ost->frame_rate = frame_rate;
6291d7e4
AK
3089
3090 video_enc->width = frame_width;
3091 video_enc->height = frame_height;
3092 video_enc->pix_fmt = frame_pix_fmt;
3093 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
3094
6291d7e4
AK
3095 if(intra_matrix)
3096 video_enc->intra_matrix = intra_matrix;
3097 if(inter_matrix)
3098 video_enc->inter_matrix = inter_matrix;
3099
3100 p= video_rc_override_string;
3101 for(i=0; p; i++){
3102 int start, end, q;
3103 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3104 if(e!=3){
3105 fprintf(stderr, "error parsing rc_override\n");
3106 exit_program(1);
3107 }
3108 video_enc->rc_override=
3109 av_realloc(video_enc->rc_override,
3110 sizeof(RcOverride)*(i+1));
3111 video_enc->rc_override[i].start_frame= start;
3112 video_enc->rc_override[i].end_frame = end;
3113 if(q>0){
3114 video_enc->rc_override[i].qscale= q;
3115 video_enc->rc_override[i].quality_factor= 1.0;
3116 }
3117 else{
3118 video_enc->rc_override[i].qscale= 0;
3119 video_enc->rc_override[i].quality_factor= -q/100.0;
3120 }
3121 p= strchr(p, '/');
3122 if(p) p++;
3123 }
3124 video_enc->rc_override_count=i;
3125 if (!video_enc->rc_initial_buffer_occupancy)
3126 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
3127 video_enc->me_threshold= me_threshold;
3128 video_enc->intra_dc_precision= intra_dc_precision - 8;
3129
3130 if (do_psnr)
3131 video_enc->flags|= CODEC_FLAG_PSNR;
3132
3133 /* two pass mode */
3134 if (do_pass) {
3135 if (do_pass == 1) {
3136 video_enc->flags |= CODEC_FLAG_PASS1;
3137 } else {
3138 video_enc->flags |= CODEC_FLAG_PASS2;
3139 }
3140 }
3141
7c029672 3142 MATCH_PER_STREAM_OPT(forced_key_frames, str, forced_key_frames, oc, st);
6291d7e4
AK
3143 if (forced_key_frames)
3144 parse_forced_key_frames(forced_key_frames, ost, video_enc);
bef737a7
AK
3145
3146 MATCH_PER_STREAM_OPT(force_fps, i, force_fps, oc, st);
3147 ost->force_fps = force_fps;
6291d7e4 3148 }
6291d7e4
AK
3149
3150 /* reset some key parameters */
6291d7e4 3151 frame_pix_fmt = PIX_FMT_NONE;
3d4f0dab 3152 return ost;
6291d7e4
AK
3153}
3154
35e6f8c1 3155static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3156{
3157 AVStream *st;
3158 OutputStream *ost;
6291d7e4 3159 AVCodecContext *audio_enc;
6291d7e4 3160
35e6f8c1 3161 ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO);
6291d7e4
AK
3162 st = ost->st;
3163
6291d7e4
AK
3164 audio_enc = st->codec;
3165 audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
3166
6291d7e4
AK
3167 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
3168 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
3169 }
92f1940e 3170 if (!st->stream_copy) {
05bffc12
AK
3171 char *sample_fmt = NULL;
3172
6a11686d
AK
3173 MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
3174
05bffc12
AK
3175 MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
3176 if (sample_fmt &&
3177 (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
3178 av_log(NULL, AV_LOG_ERROR, "Invalid sample format '%s'\n", sample_fmt);
3179 exit_program(1);
3180 }
3181
e2469ccf 3182 MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
6291d7e4 3183 }
6291d7e4 3184
3d4f0dab 3185 return ost;
6291d7e4
AK
3186}
3187
35e6f8c1 3188static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3189{
3190 AVStream *st;
3191 OutputStream *ost;
3192 AVCodecContext *data_enc;
3193
35e6f8c1 3194 ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA);
6291d7e4
AK
3195 st = ost->st;
3196 data_enc = st->codec;
92f1940e 3197 if (!st->stream_copy) {
6291d7e4
AK
3198 fprintf(stderr, "Data stream encoding not supported yet (only streamcopy)\n");
3199 exit_program(1);
3200 }
3201
6291d7e4
AK
3202 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
3203 data_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
3204 }
6291d7e4 3205
3d4f0dab 3206 return ost;
6291d7e4
AK
3207}
3208
35e6f8c1 3209static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3210{
3211 AVStream *st;
3212 OutputStream *ost;
6291d7e4 3213 AVCodecContext *subtitle_enc;
6291d7e4 3214
35e6f8c1 3215 ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE);
6291d7e4
AK
3216 st = ost->st;
3217 subtitle_enc = st->codec;
3218
6291d7e4
AK
3219 subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
3220
6291d7e4
AK
3221 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
3222 subtitle_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
3223 }
6291d7e4 3224
3d4f0dab 3225 return ost;
6291d7e4
AK
3226}
3227
3228/* arg format is "output-stream-index:streamid-value". */
3229static int opt_streamid(const char *opt, const char *arg)
3230{
3231 int idx;
3232 char *p;
3233 char idx_str[16];
3234
3235 av_strlcpy(idx_str, arg, sizeof(idx_str));
3236 p = strchr(idx_str, ':');
3237 if (!p) {
3238 fprintf(stderr,
3239 "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
3240 arg, opt);
3241 exit_program(1);
3242 }
3243 *p++ = '\0';
3244 idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, INT_MAX);
3245 streamid_map = grow_array(streamid_map, sizeof(*streamid_map), &nb_streamid_map, idx+1);
3246 streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
3247 return 0;
3248}
3249
847529f8 3250static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
86530f41 3251{
6b779ccc
AK
3252 AVFormatContext *is = ifile->ctx;
3253 AVFormatContext *os = ofile->ctx;
86530f41
AK
3254 int i;
3255
3256 for (i = 0; i < is->nb_chapters; i++) {
3257 AVChapter *in_ch = is->chapters[i], *out_ch;
6b779ccc 3258 int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
86530f41 3259 AV_TIME_BASE_Q, in_ch->time_base);
6b779ccc
AK
3260 int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
3261 av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
86530f41
AK
3262
3263
3264 if (in_ch->end < ts_off)
3265 continue;
3266 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
3267 break;
3268
3269 out_ch = av_mallocz(sizeof(AVChapter));
3270 if (!out_ch)
3271 return AVERROR(ENOMEM);
3272
3273 out_ch->id = in_ch->id;
3274 out_ch->time_base = in_ch->time_base;
3275 out_ch->start = FFMAX(0, in_ch->start - ts_off);
3276 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
3277
847529f8 3278 if (copy_metadata)
86530f41
AK
3279 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
3280
3281 os->nb_chapters++;
3282 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
3283 if (!os->chapters)
3284 return AVERROR(ENOMEM);
3285 os->chapters[os->nb_chapters - 1] = out_ch;
3286 }
3287 return 0;
3288}
3289
35e6f8c1 3290static int read_avserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
169f0647
AK
3291{
3292 int i, err;
3293 AVFormatContext *ic = NULL;
169f0647
AK
3294
3295 err = avformat_open_input(&ic, filename, NULL, NULL);
3296 if (err < 0)
3297 return err;
3298 /* copy stream format */
3299 for(i=0;i<ic->nb_streams;i++) {
3300 AVStream *st;
3301 OutputStream *ost;
3302 AVCodec *codec;
3303
3304 codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
35e6f8c1 3305 ost = new_output_stream(o, s, codec->type);
169f0647
AK
3306 st = ost->st;
3307
3308 // FIXME: a more elegant solution is needed
3309 memcpy(st, ic->streams[i], sizeof(AVStream));
3310 st->info = NULL;
3311 avcodec_copy_context(st->codec, ic->streams[i]->codec);
3312
3313 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !st->stream_copy)
3314 choose_sample_fmt(st, codec);
3315 else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !st->stream_copy)
3316 choose_pixel_fmt(st, codec);
169f0647
AK
3317 }
3318
3319 av_close_input_file(ic);
3320 return 0;
3321}
3322
7cc8d638 3323static void opt_output_file(void *optctx, const char *filename)
6291d7e4 3324{
575ec4e1 3325 OptionsContext *o = optctx;
6291d7e4 3326 AVFormatContext *oc;
3d4f0dab 3327 int i, err;
6291d7e4 3328 AVOutputFormat *file_oformat;
3d4f0dab
AK
3329 OutputStream *ost;
3330 InputStream *ist;
6291d7e4
AK
3331
3332 if (!strcmp(filename, "-"))
3333 filename = "pipe:";
3334
3335 oc = avformat_alloc_context();
3336 if (!oc) {
3337 print_error(filename, AVERROR(ENOMEM));
3338 exit_program(1);
3339 }
3340
7041bb3b
AK
3341 if (o->format) {
3342 file_oformat = av_guess_format(o->format, NULL, NULL);
6291d7e4 3343 if (!file_oformat) {
7041bb3b 3344 fprintf(stderr, "Requested output format '%s' is not a suitable output format\n", o->format);
6291d7e4
AK
3345 exit_program(1);
3346 }
6291d7e4
AK
3347 } else {
3348 file_oformat = av_guess_format(NULL, filename, NULL);
3349 if (!file_oformat) {
3350 fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
3351 filename);
3352 exit_program(1);
3353 }
3354 }
3355
3356 oc->oformat = file_oformat;
3357 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
3358
3359 if (!strcmp(file_oformat->name, "ffm") &&
3360 av_strstart(filename, "http:", NULL)) {
3361 /* special case for files sent to avserver: we get the stream
3362 parameters from avserver */
35e6f8c1 3363 int err = read_avserver_streams(o, oc, filename);
6291d7e4
AK
3364 if (err < 0) {
3365 print_error(filename, err);
3366 exit_program(1);
3367 }
575ec4e1 3368 } else if (!o->nb_stream_maps) {
3d4f0dab
AK
3369 /* pick the "best" stream of each type */
3370#define NEW_STREAM(type, index)\
3371 if (index >= 0) {\
35e6f8c1 3372 ost = new_ ## type ## _stream(o, oc);\
3d4f0dab
AK
3373 ost->source_index = index;\
3374 ost->sync_ist = &input_streams[index];\
3375 input_streams[index].discard = 0;\
3376 }
3377
3378 /* video: highest resolution */
2130981a 3379 if (!o->video_disable && oc->oformat->video_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3380 int area = 0, idx = -1;
3381 for (i = 0; i < nb_input_streams; i++) {
3382 ist = &input_streams[i];
3383 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
3384 ist->st->codec->width * ist->st->codec->height > area) {
3385 area = ist->st->codec->width * ist->st->codec->height;
3386 idx = i;
3387 }
3388 }
3389 NEW_STREAM(video, idx);
3390 }
3391
3392 /* audio: most channels */
2130981a 3393 if (!o->audio_disable && oc->oformat->audio_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3394 int channels = 0, idx = -1;
3395 for (i = 0; i < nb_input_streams; i++) {
3396 ist = &input_streams[i];
3397 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
3398 ist->st->codec->channels > channels) {
3399 channels = ist->st->codec->channels;
3400 idx = i;
3401 }
3402 }
3403 NEW_STREAM(audio, idx);
3404 }
3405
3406 /* subtitles: pick first */
2130981a 3407 if (!o->subtitle_disable && oc->oformat->subtitle_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3408 for (i = 0; i < nb_input_streams; i++)
3409 if (input_streams[i].st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
3410 NEW_STREAM(subtitle, i);
3411 break;
3412 }
3413 }
3414 /* do something with data? */
6291d7e4 3415 } else {
575ec4e1
AK
3416 for (i = 0; i < o->nb_stream_maps; i++) {
3417 StreamMap *map = &o->stream_maps[i];
3d4f0dab 3418
8d2e4a7e
AK
3419 if (map->disabled)
3420 continue;
3d4f0dab 3421
6cd9d0f7 3422 ist = &input_streams[input_files[map->file_index].ist_index + map->stream_index];
3d4f0dab 3423 switch (ist->st->codec->codec_type) {
35e6f8c1
AK
3424 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc); break;
3425 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc); break;
3426 case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream(o, oc); break;
3427 case AVMEDIA_TYPE_DATA: ost = new_data_stream(o, oc); break;
3d4f0dab
AK
3428 default:
3429 av_log(NULL, AV_LOG_ERROR, "Cannot map stream #%d.%d - unsupported type.\n",
3430 map->file_index, map->stream_index);
3431 exit_program(1);
3432 }
3433
6cd9d0f7 3434 ost->source_index = input_files[map->file_index].ist_index + map->stream_index;
3d4f0dab
AK
3435 ost->sync_ist = &input_streams[input_files[map->sync_file_index].ist_index +
3436 map->sync_stream_index];
3437 ist->discard = 0;
3438 }
6291d7e4
AK
3439 }
3440
af70aa45
AK
3441 output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
3442 output_files[nb_output_files - 1].ctx = oc;
4288e031 3443 output_files[nb_output_files - 1].ost_index = nb_output_streams - oc->nb_streams;
6b779ccc
AK
3444 output_files[nb_output_files - 1].recording_time = o->recording_time;
3445 output_files[nb_output_files - 1].start_time = o->start_time;
13ccba50 3446 output_files[nb_output_files - 1].limit_filesize = o->limit_filesize;
af70aa45 3447 av_dict_copy(&output_files[nb_output_files - 1].opts, format_opts, 0);
6291d7e4
AK
3448
3449 /* check filename in case of an image number is expected */
3450 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
3451 if (!av_filename_number_test(oc->filename)) {
3452 print_error(oc->filename, AVERROR(EINVAL));
3453 exit_program(1);
3454 }
3455 }
3456
3457 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
3458 /* test if it already exists to avoid loosing precious files */
3459 if (!file_overwrite &&
3460 (strchr(filename, ':') == NULL ||
3461 filename[1] == ':' ||
3462 av_strstart(filename, "file:", NULL))) {
3463 if (avio_check(filename, 0) == 0) {
3464 if (!using_stdin) {
3465 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3466 fflush(stderr);
3467 if (!read_yesno()) {
3468 fprintf(stderr, "Not overwriting - exiting\n");
3469 exit_program(1);
3470 }
3471 }
3472 else {
3473 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
3474 exit_program(1);
3475 }
3476 }
3477 }
3478
3479 /* open the file */
3480 if ((err = avio_open(&oc->pb, filename, AVIO_FLAG_WRITE)) < 0) {
3481 print_error(filename, err);
3482 exit_program(1);
3483 }
3484 }
3485
dc26318c
AK
3486 oc->preload = (int)(o->mux_preload * AV_TIME_BASE);
3487 oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE);
6291d7e4
AK
3488 oc->flags |= AVFMT_FLAG_NONBLOCK;
3489
b9aac90b 3490 /* copy chapters */
c5bb372e
AK
3491 if (o->chapters_input_file >= nb_input_files) {
3492 if (o->chapters_input_file == INT_MAX) {
b9aac90b 3493 /* copy chapters from the first input file that has them*/
c5bb372e 3494 o->chapters_input_file = -1;
b9aac90b
AK
3495 for (i = 0; i < nb_input_files; i++)
3496 if (input_files[i].ctx->nb_chapters) {
c5bb372e 3497 o->chapters_input_file = i;
b9aac90b
AK
3498 break;
3499 }
3500 } else {
3501 av_log(NULL, AV_LOG_ERROR, "Invalid input file index %d in chapter mapping.\n",
c5bb372e 3502 o->chapters_input_file);
b9aac90b
AK
3503 exit_program(1);
3504 }
3505 }
c5bb372e
AK
3506 if (o->chapters_input_file >= 0)
3507 copy_chapters(&input_files[o->chapters_input_file], &output_files[nb_output_files - 1],
847529f8 3508 o->metadata_chapters_manual);
b9aac90b 3509
e6e6060c 3510 /* copy metadata */
847529f8 3511 for (i = 0; i < o->nb_meta_data_maps; i++) {
e6e6060c
AK
3512 AVFormatContext *files[2];
3513 AVDictionary **meta[2];
3514 int j;
3515
3516#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
3517 if ((index) < 0 || (index) >= (nb_elems)) {\
3518 av_log(NULL, AV_LOG_ERROR, "Invalid %s index %d while processing metadata maps\n",\
3519 (desc), (index));\
3520 exit_program(1);\
3521 }
3522
847529f8 3523 int in_file_index = o->meta_data_maps[i][1].file;
e6e6060c
AK
3524 if (in_file_index < 0)
3525 continue;
3526 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
3527
3528 files[0] = oc;
3529 files[1] = input_files[in_file_index].ctx;
3530
3531 for (j = 0; j < 2; j++) {
847529f8 3532 MetadataMap *map = &o->meta_data_maps[i][j];
e6e6060c
AK
3533
3534 switch (map->type) {
3535 case 'g':
3536 meta[j] = &files[j]->metadata;
3537 break;
3538 case 's':
3539 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
3540 meta[j] = &files[j]->streams[map->index]->metadata;
3541 break;
3542 case 'c':
3543 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
3544 meta[j] = &files[j]->chapters[map->index]->metadata;
3545 break;
3546 case 'p':
3547 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
3548 meta[j] = &files[j]->programs[map->index]->metadata;
3549 break;
3550 }
3551 }
3552
3553 av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
3554 }
3555
3556 /* copy global metadata by default */
847529f8 3557 if (!o->metadata_global_manual && nb_input_files)
e6e6060c
AK
3558 av_dict_copy(&oc->metadata, input_files[0].ctx->metadata,
3559 AV_DICT_DONT_OVERWRITE);
847529f8 3560 if (!o->metadata_streams_manual)
4288e031
AK
3561 for (i = output_files[nb_output_files - 1].ost_index; i < nb_output_streams; i++) {
3562 InputStream *ist = &input_streams[output_streams[i].source_index];
3563 av_dict_copy(&output_streams[i].st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE);
e6e6060c
AK
3564 }
3565
039267f1
AK
3566 /* process manually set metadata */
3567 for (i = 0; i < o->nb_metadata; i++) {
3568 AVDictionary **m;
3569 char type, *val;
3570 int index = 0;
3571
3572 val = strchr(o->metadata[i].u.str, '=');
3573 if (!val) {
3574 av_log(NULL, AV_LOG_ERROR, "No '=' character in metadata string %s.\n",
3575 o->metadata[i].u.str);
3576 exit_program(1);
3577 }
3578 *val++ = 0;
3579
3580 parse_meta_type(o->metadata[i].specifier, &type, &index);
3581 switch (type) {
3582 case 'g':
3583 m = &oc->metadata;
3584 break;
3585 case 's':
3586 if (index < 0 || index >= oc->nb_streams) {
3587 av_log(NULL, AV_LOG_ERROR, "Invalid stream index %d in metadata specifier.\n", index);
3588 exit_program(1);
3589 }
3590 m = &oc->streams[i]->metadata;
3591 break;
3592 case 'c':
3593 if (index < 0 || index >= oc->nb_chapters) {
3594 av_log(NULL, AV_LOG_ERROR, "Invalid chapter index %d in metadata specifier.\n", index);
3595 exit_program(1);
3596 }
3597 m = &oc->chapters[i]->metadata;
3598 break;
3599 default:
3600 av_log(NULL, AV_LOG_ERROR, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
3601 exit_program(1);
3602 }
3603
3604 av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
3605 }
3606
6291d7e4
AK
3607 frame_rate = (AVRational){0, 0};
3608 frame_width = 0;
3609 frame_height = 0;
6291d7e4 3610
e922bbfa
AK
3611 av_freep(&streamid_map);
3612 nb_streamid_map = 0;
e6e6060c 3613
575ec4e1 3614 reset_options(o);
6291d7e4
AK
3615}
3616
3617/* same option as mencoder */
3618static int opt_pass(const char *opt, const char *arg)
3619{
3620 do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 2);
3621 return 0;
3622}
3623
3624static int64_t getutime(void)
3625{
3626#if HAVE_GETRUSAGE
3627 struct rusage rusage;
3628
3629 getrusage(RUSAGE_SELF, &rusage);
3630 return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
3631#elif HAVE_GETPROCESSTIMES
3632 HANDLE proc;
3633 FILETIME c, e, k, u;
3634 proc = GetCurrentProcess();
3635 GetProcessTimes(proc, &c, &e, &k, &u);
3636 return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10;
3637#else
3638 return av_gettime();
3639#endif
3640}
3641
3642static int64_t getmaxrss(void)
3643{
3644#if HAVE_GETRUSAGE && HAVE_STRUCT_RUSAGE_RU_MAXRSS
3645 struct rusage rusage;
3646 getrusage(RUSAGE_SELF, &rusage);
3647 return (int64_t)rusage.ru_maxrss * 1024;
3648#elif HAVE_GETPROCESSMEMORYINFO
3649 HANDLE proc;
3650 PROCESS_MEMORY_COUNTERS memcounters;
3651 proc = GetCurrentProcess();
3652 memcounters.cb = sizeof(memcounters);
3653 GetProcessMemoryInfo(proc, &memcounters, sizeof(memcounters));
3654 return memcounters.PeakPagefileUsage;
3655#else
3656 return 0;
3657#endif
3658}
3659
3660static void parse_matrix_coeffs(uint16_t *dest, const char *str)
3661{
3662 int i;
3663 const char *p = str;
3664 for(i = 0;; i++) {
3665 dest[i] = atoi(p);
3666 if(i == 63)
3667 break;
3668 p = strchr(p, ',');
3669 if(!p) {
3670 fprintf(stderr, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
3671 exit_program(1);
3672 }
3673 p++;
3674 }
3675}
3676
3677static void opt_inter_matrix(const char *arg)
3678{
3679 inter_matrix = av_mallocz(sizeof(uint16_t) * 64);
3680 parse_matrix_coeffs(inter_matrix, arg);
3681}
3682
3683static void opt_intra_matrix(const char *arg)
3684{
3685 intra_matrix = av_mallocz(sizeof(uint16_t) * 64);
3686 parse_matrix_coeffs(intra_matrix, arg);
3687}
3688
77d9c454
AK
3689static int opt_audio_qscale(OptionsContext *o, const char *opt, const char *arg)
3690{
3691 return parse_option(o, "q:a", arg, options);
3692}
3693
6291d7e4
AK
3694static void show_usage(void)
3695{
3696 printf("Hyper fast Audio and Video encoder\n");
3697 printf("usage: %s [options] [[infile options] -i infile]... {[outfile options] outfile}...\n", program_name);
3698 printf("\n");
3699}
3700
3701static void show_help(void)
3702{
3703 AVCodec *c;
3704 AVOutputFormat *oformat = NULL;
3705 AVInputFormat *iformat = NULL;
20c21f8b 3706 const AVClass *class;
6291d7e4
AK
3707
3708 av_log_set_callback(log_callback_help);
3709 show_usage();
3710 show_help_options(options, "Main options:\n",
3711 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB, 0);
3712 show_help_options(options, "\nAdvanced options:\n",
3713 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_SUBTITLE | OPT_GRAB,
3714 OPT_EXPERT);
3715 show_help_options(options, "\nVideo options:\n",
3716 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3717 OPT_VIDEO);
3718 show_help_options(options, "\nAdvanced Video options:\n",
3719 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3720 OPT_VIDEO | OPT_EXPERT);
3721 show_help_options(options, "\nAudio options:\n",
3722 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3723 OPT_AUDIO);
3724 show_help_options(options, "\nAdvanced Audio options:\n",
3725 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3726 OPT_AUDIO | OPT_EXPERT);
3727 show_help_options(options, "\nSubtitle options:\n",
3728 OPT_SUBTITLE | OPT_GRAB,
3729 OPT_SUBTITLE);
3730 show_help_options(options, "\nAudio/Video grab options:\n",
3731 OPT_GRAB,
3732 OPT_GRAB);
3733 printf("\n");
20c21f8b
AK
3734 class = avcodec_get_class();
3735 av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
6291d7e4
AK
3736 printf("\n");
3737
3738 /* individual codec options */
3739 c = NULL;
3740 while ((c = av_codec_next(c))) {
3741 if (c->priv_class) {
3742 av_opt_show2(&c->priv_class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
3743 printf("\n");
3744 }
3745 }
3746
20c21f8b
AK
3747 class = avformat_get_class();
3748 av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
6291d7e4
AK
3749 printf("\n");
3750
3751 /* individual muxer options */
3752 while ((oformat = av_oformat_next(oformat))) {
3753 if (oformat->priv_class) {
3754 av_opt_show2(&oformat->priv_class, NULL, AV_OPT_FLAG_ENCODING_PARAM, 0);
3755 printf("\n");
3756 }
3757 }
3758
3759 /* individual demuxer options */
3760 while ((iformat = av_iformat_next(iformat))) {
3761 if (iformat->priv_class) {
3762 av_opt_show2(&iformat->priv_class, NULL, AV_OPT_FLAG_DECODING_PARAM, 0);
3763 printf("\n");
3764 }
3765 }
3766
20c21f8b
AK
3767 class = sws_get_class();
3768 av_opt_show2(&class, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
6291d7e4
AK
3769}
3770
7041bb3b 3771static int opt_target(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
3772{
3773 enum { PAL, NTSC, FILM, UNKNOWN } norm = UNKNOWN;
3774 static const char *const frame_rates[] = {"25", "30000/1001", "24000/1001"};
3775
3776 if(!strncmp(arg, "pal-", 4)) {
3777 norm = PAL;
3778 arg += 4;
3779 } else if(!strncmp(arg, "ntsc-", 5)) {
3780 norm = NTSC;
3781 arg += 5;
3782 } else if(!strncmp(arg, "film-", 5)) {
3783 norm = FILM;
3784 arg += 5;
3785 } else {
3786 int fr;
3787 /* Calculate FR via float to avoid int overflow */
3788 fr = (int)(frame_rate.num * 1000.0 / frame_rate.den);
3789 if(fr == 25000) {
3790 norm = PAL;
3791 } else if((fr == 29970) || (fr == 23976)) {
3792 norm = NTSC;
3793 } else {
3794 /* Try to determine PAL/NTSC by peeking in the input files */
3795 if(nb_input_files) {
3796 int i, j;
3797 for (j = 0; j < nb_input_files; j++) {
ed5b1326 3798 for (i = 0; i < input_files[j].nb_streams; i++) {
6291d7e4
AK
3799 AVCodecContext *c = input_files[j].ctx->streams[i]->codec;
3800 if(c->codec_type != AVMEDIA_TYPE_VIDEO)
3801 continue;
3802 fr = c->time_base.den * 1000 / c->time_base.num;
3803 if(fr == 25000) {
3804 norm = PAL;
3805 break;
3806 } else if((fr == 29970) || (fr == 23976)) {
3807 norm = NTSC;
3808 break;
3809 }
3810 }
3811 if(norm != UNKNOWN)
3812 break;
3813 }
3814 }
3815 }
3816 if(verbose > 0 && norm != UNKNOWN)
3817 fprintf(stderr, "Assuming %s for target.\n", norm == PAL ? "PAL" : "NTSC");
3818 }
3819
3820 if(norm == UNKNOWN) {
3821 fprintf(stderr, "Could not determine norm (PAL/NTSC/NTSC-Film) for target.\n");
3822 fprintf(stderr, "Please prefix target with \"pal-\", \"ntsc-\" or \"film-\",\n");
3823 fprintf(stderr, "or set a framerate with \"-r xxx\".\n");
3824 exit_program(1);
3825 }
3826
3827 if(!strcmp(arg, "vcd")) {
35e6f8c1
AK
3828 opt_video_codec(o, "c:v", "mpeg1video");
3829 opt_audio_codec(o, "c:a", "mp2");
7041bb3b