avconv: in output_packet() don't set decoded_data_size for video.
[libav.git] / avconv.c
CommitLineData
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1/*
2 * avconv main
3 * Copyright (c) 2000-2011 The libav developers.
4 *
5 * This file is part of Libav.
6 *
7 * Libav is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * Libav is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with Libav; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22#include "config.h"
23#include <ctype.h>
24#include <string.h>
25#include <math.h>
26#include <stdlib.h>
27#include <errno.h>
28#include <signal.h>
29#include <limits.h>
30#include <unistd.h>
31#include "libavformat/avformat.h"
32#include "libavdevice/avdevice.h"
33#include "libswscale/swscale.h"
34#include "libavutil/opt.h"
35#include "libavcodec/audioconvert.h"
36#include "libavutil/audioconvert.h"
37#include "libavutil/parseutils.h"
38#include "libavutil/samplefmt.h"
39#include "libavutil/colorspace.h"
40#include "libavutil/fifo.h"
41#include "libavutil/intreadwrite.h"
42#include "libavutil/dict.h"
43#include "libavutil/mathematics.h"
44#include "libavutil/pixdesc.h"
45#include "libavutil/avstring.h"
46#include "libavutil/libm.h"
47#include "libavformat/os_support.h"
48
49#if CONFIG_AVFILTER
50# include "libavfilter/avfilter.h"
51# include "libavfilter/avfiltergraph.h"
52# include "libavfilter/vsrc_buffer.h"
53#endif
54
55#if HAVE_SYS_RESOURCE_H
56#include <sys/types.h>
57#include <sys/time.h>
58#include <sys/resource.h>
59#elif HAVE_GETPROCESSTIMES
60#include <windows.h>
61#endif
62#if HAVE_GETPROCESSMEMORYINFO
63#include <windows.h>
64#include <psapi.h>
65#endif
66
67#if HAVE_SYS_SELECT_H
68#include <sys/select.h>
69#endif
70
71#include <time.h>
72
73#include "cmdutils.h"
74
75#include "libavutil/avassert.h"
76
77const char program_name[] = "avconv";
78const int program_birth_year = 2000;
79
80/* select an input stream for an output stream */
81typedef struct StreamMap {
8d2e4a7e 82 int disabled; /** 1 is this mapping is disabled by a negative map */
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83 int file_index;
84 int stream_index;
85 int sync_file_index;
86 int sync_stream_index;
87} StreamMap;
88
89/**
90 * select an input file for an output file
91 */
92typedef struct MetadataMap {
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93 int file; ///< file index
94 char type; ///< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
95 int index; ///< stream/chapter/program number
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96} MetadataMap;
97
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98static const OptionDef options[];
99
6291d7e4 100static int video_discard = 0;
f4ad238c 101static int same_quant = 0;
6291d7e4 102static int do_deinterlace = 0;
6291d7e4 103static int intra_dc_precision = 8;
6291d7e4 104static int qp_hist = 0;
6291d7e4 105
6291d7e4 106static int file_overwrite = 0;
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107static int do_benchmark = 0;
108static int do_hex_dump = 0;
109static int do_pkt_dump = 0;
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110static int do_pass = 0;
111static char *pass_logfilename_prefix = NULL;
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112static int video_sync_method= -1;
113static int audio_sync_method= 0;
114static float audio_drift_threshold= 0.1;
115static int copy_ts= 0;
116static int copy_tb;
117static int opt_shortest = 0;
118static char *vstats_filename;
119static FILE *vstats_file;
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120static int copy_initial_nonkeyframes = 0;
121
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122static int audio_volume = 256;
123
124static int exit_on_error = 0;
125static int using_stdin = 0;
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126static int64_t video_size = 0;
127static int64_t audio_size = 0;
128static int64_t extra_size = 0;
129static int nb_frames_dup = 0;
130static int nb_frames_drop = 0;
131static int input_sync;
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132
133static float dts_delta_threshold = 10;
134
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135static uint8_t *audio_buf;
136static uint8_t *audio_out;
137static unsigned int allocated_audio_out_size, allocated_audio_buf_size;
138
fe332cf5 139static void *samples;
6291d7e4 140
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141#define DEFAULT_PASS_LOGFILENAME_PREFIX "av2pass"
142
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143typedef struct InputStream {
144 int file_index;
145 AVStream *st;
146 int discard; /* true if stream data should be discarded */
147 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
148 AVCodec *dec;
149
150 int64_t start; /* time when read started */
151 int64_t next_pts; /* synthetic pts for cases where pkt.pts
152 is not defined */
153 int64_t pts; /* current pts */
154 PtsCorrectionContext pts_ctx;
155 double ts_scale;
156 int is_start; /* is 1 at the start and after a discontinuity */
157 int showed_multi_packet_warning;
158 AVDictionary *opts;
159} InputStream;
160
161typedef struct InputFile {
162 AVFormatContext *ctx;
163 int eof_reached; /* true if eof reached */
164 int ist_index; /* index of first stream in ist_table */
165 int buffer_size; /* current total buffer size */
166 int64_t ts_offset;
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167 int nb_streams; /* number of stream that avconv is aware of; may be different
168 from ctx.nb_streams if new streams appear during av_read_frame() */
f4805328 169 int rate_emu;
6494c001 170} InputFile;
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171
172typedef struct OutputStream {
173 int file_index; /* file index */
174 int index; /* stream index in the output file */
175 int source_index; /* InputStream index */
176 AVStream *st; /* stream in the output file */
177 int encoding_needed; /* true if encoding needed for this stream */
178 int frame_number;
179 /* input pts and corresponding output pts
180 for A/V sync */
181 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
182 struct InputStream *sync_ist; /* input stream to sync against */
183 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
184 AVBitStreamFilterContext *bitstream_filters;
185 AVCodec *enc;
96139b5e 186 int64_t max_frames;
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187
188 /* video only */
189 int video_resample;
190 AVFrame pict_tmp; /* temporary image for resampling */
191 struct SwsContext *img_resample_ctx; /* for image resampling */
192 int resample_height;
193 int resample_width;
194 int resample_pix_fmt;
195 AVRational frame_rate;
bef737a7 196 int force_fps;
828e0bcb 197 int top_field_first;
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198
199 float frame_aspect_ratio;
200
201 /* forced key frames */
202 int64_t *forced_kf_pts;
203 int forced_kf_count;
204 int forced_kf_index;
205
206 /* audio only */
207 int audio_resample;
208 ReSampleContext *resample; /* for audio resampling */
209 int resample_sample_fmt;
210 int resample_channels;
211 int resample_sample_rate;
212 int reformat_pair;
213 AVAudioConvert *reformat_ctx;
214 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
215 FILE *logfile;
216
217#if CONFIG_AVFILTER
218 AVFilterContext *output_video_filter;
219 AVFilterContext *input_video_filter;
220 AVFilterBufferRef *picref;
221 char *avfilter;
222 AVFilterGraph *graph;
223#endif
224
225 int sws_flags;
226 AVDictionary *opts;
ef44a607 227 int is_past_recording_time;
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228} OutputStream;
229
6291d7e4 230
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231typedef struct OutputFile {
232 AVFormatContext *ctx;
233 AVDictionary *opts;
4288e031 234 int ost_index; /* index of the first stream in output_streams */
ef44a607 235 int64_t recording_time; /* desired length of the resulting file in microseconds */
ea065176 236 int64_t start_time; /* start time in microseconds */
f21f294e 237 uint64_t limit_filesize;
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238} OutputFile;
239
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240static InputStream *input_streams = NULL;
241static int nb_input_streams = 0;
242static InputFile *input_files = NULL;
243static int nb_input_files = 0;
244
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245static OutputStream *output_streams = NULL;
246static int nb_output_streams = 0;
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247static OutputFile *output_files = NULL;
248static int nb_output_files = 0;
249
575ec4e1 250typedef struct OptionsContext {
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251 /* input/output options */
252 int64_t start_time;
7041bb3b 253 const char *format;
6b779ccc 254
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255 SpecifierOpt *codec_names;
256 int nb_codec_names;
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257 SpecifierOpt *audio_channels;
258 int nb_audio_channels;
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259 SpecifierOpt *audio_sample_rate;
260 int nb_audio_sample_rate;
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261 SpecifierOpt *frame_rates;
262 int nb_frame_rates;
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263 SpecifierOpt *frame_sizes;
264 int nb_frame_sizes;
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265 SpecifierOpt *frame_pix_fmts;
266 int nb_frame_pix_fmts;
35e6f8c1 267
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268 /* input options */
269 int64_t input_ts_offset;
f4805328 270 int rate_emu;
6b779ccc 271
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272 SpecifierOpt *ts_scale;
273 int nb_ts_scale;
274
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275 /* output options */
276 StreamMap *stream_maps;
277 int nb_stream_maps;
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278 /* first item specifies output metadata, second is input */
279 MetadataMap (*meta_data_maps)[2];
280 int nb_meta_data_maps;
281 int metadata_global_manual;
282 int metadata_streams_manual;
283 int metadata_chapters_manual;
6b779ccc 284
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285 int chapters_input_file;
286
6b779ccc 287 int64_t recording_time;
13ccba50 288 uint64_t limit_filesize;
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289 float mux_preload;
290 float mux_max_delay;
039267f1 291
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292 int video_disable;
293 int audio_disable;
294 int subtitle_disable;
295 int data_disable;
296
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297 /* indexed by output file stream index */
298 int *streamid_map;
299 int nb_streamid_map;
300
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301 SpecifierOpt *metadata;
302 int nb_metadata;
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303 SpecifierOpt *max_frames;
304 int nb_max_frames;
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305 SpecifierOpt *bitstream_filters;
306 int nb_bitstream_filters;
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307 SpecifierOpt *codec_tags;
308 int nb_codec_tags;
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309 SpecifierOpt *sample_fmts;
310 int nb_sample_fmts;
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311 SpecifierOpt *qscale;
312 int nb_qscale;
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313 SpecifierOpt *forced_key_frames;
314 int nb_forced_key_frames;
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315 SpecifierOpt *force_fps;
316 int nb_force_fps;
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317 SpecifierOpt *frame_aspect_ratios;
318 int nb_frame_aspect_ratios;
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319 SpecifierOpt *rc_overrides;
320 int nb_rc_overrides;
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321 SpecifierOpt *intra_matrices;
322 int nb_intra_matrices;
323 SpecifierOpt *inter_matrices;
324 int nb_inter_matrices;
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325 SpecifierOpt *top_field_first;
326 int nb_top_field_first;
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327#if CONFIG_AVFILTER
328 SpecifierOpt *filters;
329 int nb_filters;
330#endif
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331} OptionsContext;
332
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333#define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
334{\
335 int i, ret;\
336 for (i = 0; i < o->nb_ ## name; i++) {\
337 char *spec = o->name[i].specifier;\
338 if ((ret = check_stream_specifier(fmtctx, st, spec)) > 0)\
339 outvar = o->name[i].u.type;\
340 else if (ret < 0)\
341 exit_program(1);\
342 }\
343}
344
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345static void reset_options(OptionsContext *o)
346{
347 const OptionDef *po = options;
348
349 /* all OPT_SPEC and OPT_STRING can be freed in generic way */
350 while (po->name) {
351 void *dst = (uint8_t*)o + po->u.off;
352
353 if (po->flags & OPT_SPEC) {
354 SpecifierOpt **so = dst;
355 int i, *count = (int*)(so + 1);
356 for (i = 0; i < *count; i++) {
357 av_freep(&(*so)[i].specifier);
358 if (po->flags & OPT_STRING)
359 av_freep(&(*so)[i].u.str);
360 }
361 av_freep(so);
362 *count = 0;
363 } else if (po->flags & OPT_OFFSET && po->flags & OPT_STRING)
364 av_freep(dst);
365 po++;
366 }
367
368 av_freep(&o->stream_maps);
847529f8 369 av_freep(&o->meta_data_maps);
495ecfd1 370 av_freep(&o->streamid_map);
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371
372 memset(o, 0, sizeof(*o));
6b779ccc 373
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374 o->mux_preload = 0.5;
375 o->mux_max_delay = 0.7;
6b779ccc 376 o->recording_time = INT64_MAX;
13ccba50 377 o->limit_filesize = UINT64_MAX;
c5bb372e 378 o->chapters_input_file = INT_MAX;
6b779ccc 379
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380 uninit_opts();
381 init_opts();
382}
383
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384#if CONFIG_AVFILTER
385
386static int configure_video_filters(InputStream *ist, OutputStream *ost)
387{
388 AVFilterContext *last_filter, *filter;
389 /** filter graph containing all filters including input & output */
390 AVCodecContext *codec = ost->st->codec;
391 AVCodecContext *icodec = ist->st->codec;
392 FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt };
393 AVRational sample_aspect_ratio;
394 char args[255];
395 int ret;
396
397 ost->graph = avfilter_graph_alloc();
398
399 if (ist->st->sample_aspect_ratio.num){
400 sample_aspect_ratio = ist->st->sample_aspect_ratio;
401 }else
402 sample_aspect_ratio = ist->st->codec->sample_aspect_ratio;
403
404 snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width,
405 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE,
406 sample_aspect_ratio.num, sample_aspect_ratio.den);
407
408 ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"),
409 "src", args, NULL, ost->graph);
410 if (ret < 0)
411 return ret;
412 ret = avfilter_graph_create_filter(&ost->output_video_filter, &ffsink,
413 "out", NULL, &ffsink_ctx, ost->graph);
414 if (ret < 0)
415 return ret;
416 last_filter = ost->input_video_filter;
417
418 if (codec->width != icodec->width || codec->height != icodec->height) {
419 snprintf(args, 255, "%d:%d:flags=0x%X",
420 codec->width,
421 codec->height,
422 ost->sws_flags);
423 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
424 NULL, args, NULL, ost->graph)) < 0)
425 return ret;
426 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
427 return ret;
428 last_filter = filter;
429 }
430
431 snprintf(args, sizeof(args), "flags=0x%X", ost->sws_flags);
432 ost->graph->scale_sws_opts = av_strdup(args);
433
434 if (ost->avfilter) {
435 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
436 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
437
438 outputs->name = av_strdup("in");
439 outputs->filter_ctx = last_filter;
440 outputs->pad_idx = 0;
441 outputs->next = NULL;
442
443 inputs->name = av_strdup("out");
444 inputs->filter_ctx = ost->output_video_filter;
445 inputs->pad_idx = 0;
446 inputs->next = NULL;
447
448 if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0)
449 return ret;
450 av_freep(&ost->avfilter);
451 } else {
452 if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0)
453 return ret;
454 }
455
456 if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0)
457 return ret;
458
459 codec->width = ost->output_video_filter->inputs[0]->w;
460 codec->height = ost->output_video_filter->inputs[0]->h;
461 codec->sample_aspect_ratio = ost->st->sample_aspect_ratio =
bb337b4f 462 ost->frame_aspect_ratio ? // overridden by the -aspect cli option
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463 av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) :
464 ost->output_video_filter->inputs[0]->sample_aspect_ratio;
465
466 return 0;
467}
468#endif /* CONFIG_AVFILTER */
469
470static void term_exit(void)
471{
472 av_log(NULL, AV_LOG_QUIET, "");
473}
474
475static volatile int received_sigterm = 0;
476static volatile int received_nb_signals = 0;
477
478static void
479sigterm_handler(int sig)
480{
481 received_sigterm = sig;
482 received_nb_signals++;
483 term_exit();
484}
485
486static void term_init(void)
487{
488 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
489 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
490#ifdef SIGXCPU
491 signal(SIGXCPU, sigterm_handler);
492#endif
493}
494
495static int decode_interrupt_cb(void)
496{
497 return received_nb_signals > 1;
498}
499
dad09ff9 500void exit_program(int ret)
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501{
502 int i;
503
504 /* close files */
505 for(i=0;i<nb_output_files;i++) {
af70aa45 506 AVFormatContext *s = output_files[i].ctx;
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507 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
508 avio_close(s->pb);
509 avformat_free_context(s);
af70aa45 510 av_dict_free(&output_files[i].opts);
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511 }
512 for(i=0;i<nb_input_files;i++) {
513 av_close_input_file(input_files[i].ctx);
514 }
515 for (i = 0; i < nb_input_streams; i++)
516 av_dict_free(&input_streams[i].opts);
517
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518 if (vstats_file)
519 fclose(vstats_file);
520 av_free(vstats_filename);
521
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522 av_freep(&input_streams);
523 av_freep(&input_files);
4288e031 524 av_freep(&output_streams);
af70aa45 525 av_freep(&output_files);
6291d7e4 526
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527 uninit_opts();
528 av_free(audio_buf);
529 av_free(audio_out);
530 allocated_audio_buf_size= allocated_audio_out_size= 0;
531 av_free(samples);
532
533#if CONFIG_AVFILTER
534 avfilter_uninit();
535#endif
536
537 if (received_sigterm) {
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538 av_log(NULL, AV_LOG_INFO, "Received signal %d: terminating.\n",
539 (int) received_sigterm);
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540 exit (255);
541 }
542
543 exit(ret); /* not all OS-es handle main() return value */
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544}
545
546static void assert_avoptions(AVDictionary *m)
547{
548 AVDictionaryEntry *t;
549 if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
f24facd3 550 av_log(NULL, AV_LOG_FATAL, "Option %s not found.\n", t->key);
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551 exit_program(1);
552 }
553}
554
555static void assert_codec_experimental(AVCodecContext *c, int encoder)
556{
557 const char *codec_string = encoder ? "encoder" : "decoder";
558 AVCodec *codec;
559 if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
560 c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
f24facd3 561 av_log(NULL, AV_LOG_FATAL, "%s '%s' is experimental and might produce bad "
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562 "results.\nAdd '-strict experimental' if you want to use it.\n",
563 codec_string, c->codec->name);
564 codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id);
565 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
f24facd3 566 av_log(NULL, AV_LOG_FATAL, "Or use the non experimental %s '%s'.\n",
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567 codec_string, codec->name);
568 exit_program(1);
569 }
570}
571
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572static void choose_sample_fmt(AVStream *st, AVCodec *codec)
573{
574 if(codec && codec->sample_fmts){
575 const enum AVSampleFormat *p= codec->sample_fmts;
576 for(; *p!=-1; p++){
577 if(*p == st->codec->sample_fmt)
578 break;
579 }
580 if (*p == -1) {
581 av_log(NULL, AV_LOG_WARNING,
582 "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
583 av_get_sample_fmt_name(st->codec->sample_fmt),
584 codec->name,
585 av_get_sample_fmt_name(codec->sample_fmts[0]));
586 st->codec->sample_fmt = codec->sample_fmts[0];
587 }
588 }
589}
590
591/**
592 * Update the requested input sample format based on the output sample format.
593 * This is currently only used to request float output from decoders which
594 * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT.
595 * Ideally this will be removed in the future when decoders do not do format
596 * conversion and only output in their native format.
597 */
598static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
599 AVCodecContext *enc)
600{
601 /* if sample formats match or a decoder sample format has already been
602 requested, just return */
603 if (enc->sample_fmt == dec->sample_fmt ||
604 dec->request_sample_fmt > AV_SAMPLE_FMT_NONE)
605 return;
606
607 /* if decoder supports more than one output format */
608 if (dec_codec && dec_codec->sample_fmts &&
609 dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
610 dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
611 const enum AVSampleFormat *p;
612 int min_dec = -1, min_inc = -1;
613
614 /* find a matching sample format in the encoder */
615 for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) {
616 if (*p == enc->sample_fmt) {
617 dec->request_sample_fmt = *p;
618 return;
619 } else if (*p > enc->sample_fmt) {
620 min_inc = FFMIN(min_inc, *p - enc->sample_fmt);
621 } else
622 min_dec = FFMIN(min_dec, enc->sample_fmt - *p);
623 }
624
625 /* if none match, provide the one that matches quality closest */
626 dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc :
627 enc->sample_fmt - min_dec;
628 }
629}
630
631static void choose_sample_rate(AVStream *st, AVCodec *codec)
632{
633 if(codec && codec->supported_samplerates){
634 const int *p= codec->supported_samplerates;
635 int best=0;
636 int best_dist=INT_MAX;
637 for(; *p; p++){
638 int dist= abs(st->codec->sample_rate - *p);
639 if(dist < best_dist){
640 best_dist= dist;
641 best= *p;
642 }
643 }
644 if(best_dist){
645 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
646 }
647 st->codec->sample_rate= best;
648 }
649}
650
651static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
652{
653 if(codec && codec->pix_fmts){
654 const enum PixelFormat *p= codec->pix_fmts;
655 if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
656 if(st->codec->codec_id==CODEC_ID_MJPEG){
657 p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
658 }else if(st->codec->codec_id==CODEC_ID_LJPEG){
659 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};
660 }
661 }
662 for(; *p!=-1; p++){
663 if(*p == st->codec->pix_fmt)
664 break;
665 }
666 if (*p == -1) {
667 if(st->codec->pix_fmt != PIX_FMT_NONE)
668 av_log(NULL, AV_LOG_WARNING,
669 "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
670 av_pix_fmt_descriptors[st->codec->pix_fmt].name,
671 codec->name,
672 av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
673 st->codec->pix_fmt = codec->pix_fmts[0];
674 }
675 }
676}
677
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678static double
679get_sync_ipts(const OutputStream *ost)
680{
681 const InputStream *ist = ost->sync_ist;
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682 OutputFile *of = &output_files[ost->file_index];
683 return (double)(ist->pts - of->start_time)/AV_TIME_BASE;
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684}
685
686static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
687 int ret;
688
689 while(bsfc){
690 AVPacket new_pkt= *pkt;
691 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
692 &new_pkt.data, &new_pkt.size,
693 pkt->data, pkt->size,
694 pkt->flags & AV_PKT_FLAG_KEY);
695 if(a>0){
696 av_free_packet(pkt);
697 new_pkt.destruct= av_destruct_packet;
698 } else if(a<0){
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699 av_log(NULL, AV_LOG_ERROR, "%s failed for stream %d, codec %s",
700 bsfc->filter->name, pkt->stream_index,
701 avctx->codec ? avctx->codec->name : "copy");
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702 print_error("", a);
703 if (exit_on_error)
704 exit_program(1);
705 }
706 *pkt= new_pkt;
707
708 bsfc= bsfc->next;
709 }
710
711 ret= av_interleaved_write_frame(s, pkt);
712 if(ret < 0){
713 print_error("av_interleaved_write_frame()", ret);
714 exit_program(1);
715 }
716}
717
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718static void do_audio_out(AVFormatContext *s,
719 OutputStream *ost,
720 InputStream *ist,
721 unsigned char *buf, int size)
722{
723 uint8_t *buftmp;
724 int64_t audio_out_size, audio_buf_size;
725 int64_t allocated_for_size= size;
726
727 int size_out, frame_bytes, ret, resample_changed;
728 AVCodecContext *enc= ost->st->codec;
729 AVCodecContext *dec= ist->st->codec;
730 int osize = av_get_bytes_per_sample(enc->sample_fmt);
731 int isize = av_get_bytes_per_sample(dec->sample_fmt);
732 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
733
734need_realloc:
735 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
736 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
737 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
738 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
739 audio_buf_size*= osize*enc->channels;
740
741 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
742 if(coded_bps > 8*osize)
743 audio_out_size= audio_out_size * coded_bps / (8*osize);
744 audio_out_size += FF_MIN_BUFFER_SIZE;
745
746 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
e3245b26 747 av_log(NULL, AV_LOG_FATAL, "Buffer sizes too large\n");
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748 exit_program(1);
749 }
750
751 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
752 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
753 if (!audio_buf || !audio_out){
e3245b26 754 av_log(NULL, AV_LOG_FATAL, "Out of memory in do_audio_out\n");
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755 exit_program(1);
756 }
757
758 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
759 ost->audio_resample = 1;
760
761 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
762 ost->resample_channels != dec->channels ||
763 ost->resample_sample_rate != dec->sample_rate;
764
765 if ((ost->audio_resample && !ost->resample) || resample_changed) {
766 if (resample_changed) {
767 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",
768 ist->file_index, ist->st->index,
769 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
770 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
771 ost->resample_sample_fmt = dec->sample_fmt;
772 ost->resample_channels = dec->channels;
773 ost->resample_sample_rate = dec->sample_rate;
774 if (ost->resample)
775 audio_resample_close(ost->resample);
776 }
777 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
778 if (audio_sync_method <= 1 &&
779 ost->resample_sample_fmt == enc->sample_fmt &&
780 ost->resample_channels == enc->channels &&
781 ost->resample_sample_rate == enc->sample_rate) {
782 ost->resample = NULL;
783 ost->audio_resample = 0;
784 } else if (ost->audio_resample) {
785 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
e3245b26 786 av_log(NULL, AV_LOG_WARNING, "Using s16 intermediate sample format for resampling\n");
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787 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
788 enc->sample_rate, dec->sample_rate,
789 enc->sample_fmt, dec->sample_fmt,
790 16, 10, 0, 0.8);
791 if (!ost->resample) {
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792 av_log(NULL, AV_LOG_FATAL, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
793 dec->channels, dec->sample_rate,
794 enc->channels, enc->sample_rate);
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795 exit_program(1);
796 }
797 }
798 }
799
800#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
801 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
802 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
803 if (ost->reformat_ctx)
804 av_audio_convert_free(ost->reformat_ctx);
805 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
806 dec->sample_fmt, 1, NULL, 0);
807 if (!ost->reformat_ctx) {
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808 av_log(NULL, AV_LOG_FATAL, "Cannot convert %s sample format to %s sample format\n",
809 av_get_sample_fmt_name(dec->sample_fmt),
810 av_get_sample_fmt_name(enc->sample_fmt));
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811 exit_program(1);
812 }
813 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
814 }
815
816 if(audio_sync_method){
817 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
818 - av_fifo_size(ost->fifo)/(enc->channels * 2);
819 double idelta= delta*dec->sample_rate / enc->sample_rate;
820 int byte_delta= ((int)idelta)*2*dec->channels;
821
822 //FIXME resample delay
823 if(fabs(delta) > 50){
824 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
825 if(byte_delta < 0){
826 byte_delta= FFMAX(byte_delta, -size);
827 size += byte_delta;
828 buf -= byte_delta;
e3245b26 829 av_log(NULL, AV_LOG_VERBOSE, "discarding %d audio samples\n", (int)-delta);
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830 if(!size)
831 return;
832 ist->is_start=0;
833 }else{
834 static uint8_t *input_tmp= NULL;
835 input_tmp= av_realloc(input_tmp, byte_delta + size);
836
837 if(byte_delta > allocated_for_size - size){
838 allocated_for_size= byte_delta + (int64_t)size;
839 goto need_realloc;
840 }
841 ist->is_start=0;
842
843 memset(input_tmp, 0, byte_delta);
844 memcpy(input_tmp + byte_delta, buf, size);
845 buf= input_tmp;
846 size += byte_delta;
e3245b26 847 av_log(NULL, AV_LOG_VERBOSE, "adding %d audio samples of silence\n", (int)delta);
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848 }
849 }else if(audio_sync_method>1){
850 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
851 av_assert0(ost->audio_resample);
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852 av_log(NULL, AV_LOG_VERBOSE, "compensating audio timestamp drift:%f compensation:%d in:%d\n",
853 delta, comp, enc->sample_rate);
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854// 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));
855 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
856 }
857 }
858 }else
859 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
860 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
861
862 if (ost->audio_resample) {
863 buftmp = audio_buf;
864 size_out = audio_resample(ost->resample,
865 (short *)buftmp, (short *)buf,
866 size / (dec->channels * isize));
867 size_out = size_out * enc->channels * osize;
868 } else {
869 buftmp = buf;
870 size_out = size;
871 }
872
873 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
874 const void *ibuf[6]= {buftmp};
875 void *obuf[6]= {audio_buf};
876 int istride[6]= {isize};
877 int ostride[6]= {osize};
878 int len= size_out/istride[0];
879 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
880 printf("av_audio_convert() failed\n");
881 if (exit_on_error)
882 exit_program(1);
883 return;
884 }
885 buftmp = audio_buf;
886 size_out = len*osize;
887 }
888
889 /* now encode as many frames as possible */
890 if (enc->frame_size > 1) {
891 /* output resampled raw samples */
892 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
e3245b26 893 av_log(NULL, AV_LOG_FATAL, "av_fifo_realloc2() failed\n");
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894 exit_program(1);
895 }
896 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
897
898 frame_bytes = enc->frame_size * osize * enc->channels;
899
900 while (av_fifo_size(ost->fifo) >= frame_bytes) {
901 AVPacket pkt;
902 av_init_packet(&pkt);
903
904 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
905
906 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
907
908 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
909 (short *)audio_buf);
910 if (ret < 0) {
e3245b26 911 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
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912 exit_program(1);
913 }
914 audio_size += ret;
915 pkt.stream_index= ost->index;
916 pkt.data= audio_out;
917 pkt.size= ret;
918 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
919 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
920 pkt.flags |= AV_PKT_FLAG_KEY;
921 write_frame(s, &pkt, enc, ost->bitstream_filters);
922
923 ost->sync_opts += enc->frame_size;
924 }
925 } else {
926 AVPacket pkt;
927 av_init_packet(&pkt);
928
929 ost->sync_opts += size_out / (osize * enc->channels);
930
931 /* output a pcm frame */
932 /* determine the size of the coded buffer */
933 size_out /= osize;
934 if (coded_bps)
935 size_out = size_out*coded_bps/8;
936
937 if(size_out > audio_out_size){
e3245b26 938 av_log(NULL, AV_LOG_FATAL, "Internal error, buffer size too small\n");
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939 exit_program(1);
940 }
941
942 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
943 ret = avcodec_encode_audio(enc, audio_out, size_out,
944 (short *)buftmp);
945 if (ret < 0) {
e3245b26 946 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
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947 exit_program(1);
948 }
949 audio_size += ret;
950 pkt.stream_index= ost->index;
951 pkt.data= audio_out;
952 pkt.size= ret;
953 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
954 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
955 pkt.flags |= AV_PKT_FLAG_KEY;
956 write_frame(s, &pkt, enc, ost->bitstream_filters);
957 }
958}
959
960static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
961{
962 AVCodecContext *dec;
963 AVPicture *picture2;
964 AVPicture picture_tmp;
965 uint8_t *buf = 0;
966
967 dec = ist->st->codec;
968
969 /* deinterlace : must be done before any resize */
970 if (do_deinterlace) {
971 int size;
972
973 /* create temporary picture */
974 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
975 buf = av_malloc(size);
976 if (!buf)
977 return;
978
979 picture2 = &picture_tmp;
980 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
981
982 if(avpicture_deinterlace(picture2, picture,
983 dec->pix_fmt, dec->width, dec->height) < 0) {
984 /* if error, do not deinterlace */
e3245b26 985 av_log(NULL, AV_LOG_WARNING, "Deinterlacing failed\n");
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986 av_free(buf);
987 buf = NULL;
988 picture2 = picture;
989 }
990 } else {
991 picture2 = picture;
992 }
993
994 if (picture != picture2)
995 *picture = *picture2;
996 *bufp = buf;
997}
998
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999static void do_subtitle_out(AVFormatContext *s,
1000 OutputStream *ost,
1001 InputStream *ist,
1002 AVSubtitle *sub,
1003 int64_t pts)
1004{
1005 static uint8_t *subtitle_out = NULL;
1006 int subtitle_out_max_size = 1024 * 1024;
1007 int subtitle_out_size, nb, i;
1008 AVCodecContext *enc;
1009 AVPacket pkt;
1010
1011 if (pts == AV_NOPTS_VALUE) {
e3245b26 1012 av_log(NULL, AV_LOG_ERROR, "Subtitle packets must have a pts\n");
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1013 if (exit_on_error)
1014 exit_program(1);
1015 return;
1016 }
1017
1018 enc = ost->st->codec;
1019
1020 if (!subtitle_out) {
1021 subtitle_out = av_malloc(subtitle_out_max_size);
1022 }
1023
1024 /* Note: DVB subtitle need one packet to draw them and one other
1025 packet to clear them */
1026 /* XXX: signal it in the codec context ? */
1027 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1028 nb = 2;
1029 else
1030 nb = 1;
1031
1032 for(i = 0; i < nb; i++) {
1033 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
1034 // start_display_time is required to be 0
1035 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1036 sub->end_display_time -= sub->start_display_time;
1037 sub->start_display_time = 0;
1038 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
1039 subtitle_out_max_size, sub);
1040 if (subtitle_out_size < 0) {
e3245b26 1041 av_log(NULL, AV_LOG_FATAL, "Subtitle encoding failed\n");
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1042 exit_program(1);
1043 }
1044
1045 av_init_packet(&pkt);
1046 pkt.stream_index = ost->index;
1047 pkt.data = subtitle_out;
1048 pkt.size = subtitle_out_size;
1049 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
1050 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1051 /* XXX: the pts correction is handled here. Maybe handling
1052 it in the codec would be better */
1053 if (i == 0)
1054 pkt.pts += 90 * sub->start_display_time;
1055 else
1056 pkt.pts += 90 * sub->end_display_time;
1057 }
1058 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1059 }
1060}
1061
1062static int bit_buffer_size= 1024*256;
1063static uint8_t *bit_buffer= NULL;
1064
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1065static void do_video_resample(OutputStream *ost,
1066 InputStream *ist,
1067 AVFrame *in_picture,
1068 AVFrame **out_picture)
6291d7e4 1069{
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1070 int resample_changed = 0;
1071 AVCodecContext *dec = ist->st->codec;
1072 *out_picture = in_picture;
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1073
1074 resample_changed = ost->resample_width != dec->width ||
1075 ost->resample_height != dec->height ||
1076 ost->resample_pix_fmt != dec->pix_fmt;
1077
1078 if (resample_changed) {
1079 av_log(NULL, AV_LOG_INFO,
1080 "Input stream #%d.%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
1081 ist->file_index, ist->st->index,
1082 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1083 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
1084 if(!ost->video_resample)
5c59fa56 1085 ost->video_resample = 1;
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1086 }
1087
1088#if !CONFIG_AVFILTER
1089 if (ost->video_resample) {
87ef060c 1090 *out_picture = &ost->pict_tmp;
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1091 if (resample_changed) {
1092 /* initialize a new scaler context */
1093 sws_freeContext(ost->img_resample_ctx);
1094 ost->img_resample_ctx = sws_getContext(
1095 ist->st->codec->width,
1096 ist->st->codec->height,
1097 ist->st->codec->pix_fmt,
1098 ost->st->codec->width,
1099 ost->st->codec->height,
1100 ost->st->codec->pix_fmt,
1101 ost->sws_flags, NULL, NULL, NULL);
1102 if (ost->img_resample_ctx == NULL) {
e3245b26 1103 av_log(NULL, AV_LOG_FATAL, "Cannot get resampling context\n");
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1104 exit_program(1);
1105 }
1106 }
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1107 sws_scale(ost->img_resample_ctx, in_picture->data, in_picture->linesize,
1108 0, ost->resample_height, (*out_picture)->data, (*out_picture)->linesize);
6291d7e4 1109 }
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1110#else
1111 if (resample_changed) {
1112 avfilter_graph_free(&ost->graph);
1113 if (configure_video_filters(ist, ost)) {
e3245b26 1114 av_log(NULL, AV_LOG_FATAL, "Error reinitializing filters!\n");
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1115 exit_program(1);
1116 }
1117 }
6291d7e4 1118#endif
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1119 if (resample_changed) {
1120 ost->resample_width = dec->width;
1121 ost->resample_height = dec->height;
1122 ost->resample_pix_fmt = dec->pix_fmt;
1123 }
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1124}
1125
1126
1127static void do_video_out(AVFormatContext *s,
1128 OutputStream *ost,
1129 InputStream *ist,
1130 AVFrame *in_picture,
1131 int *frame_size, float quality)
1132{
553735f5 1133 int nb_frames, i, ret, format_video_sync;
87ef060c 1134 AVFrame *final_picture;
f593628e 1135 AVCodecContext *enc;
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1136 double sync_ipts;
1137
1138 enc = ost->st->codec;
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1139
1140 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1141
1142 /* by default, we output a single frame */
1143 nb_frames = 1;
1144
1145 *frame_size = 0;
1146
553735f5
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1147 format_video_sync = video_sync_method;
1148 if (format_video_sync < 0)
1149 format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? 2 : 1;
1150
1151 if (format_video_sync) {
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1152 double vdelta = sync_ipts - ost->sync_opts;
1153 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1154 if (vdelta < -1.1)
1155 nb_frames = 0;
553735f5 1156 else if (format_video_sync == 2) {
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1157 if(vdelta<=-0.6){
1158 nb_frames=0;
1159 }else if(vdelta>0.6)
1160 ost->sync_opts= lrintf(sync_ipts);
1161 }else if (vdelta > 1.1)
1162 nb_frames = lrintf(vdelta);
1163//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);
1164 if (nb_frames == 0){
1165 ++nb_frames_drop;
e3245b26 1166 av_log(NULL, AV_LOG_VERBOSE, "*** drop!\n");
87ef060c
AC
1167 }else if (nb_frames > 1) {
1168 nb_frames_dup += nb_frames - 1;
e3245b26 1169 av_log(NULL, AV_LOG_VERBOSE, "*** %d dup!\n", nb_frames-1);
87ef060c
AC
1170 }
1171 }else
1172 ost->sync_opts= lrintf(sync_ipts);
1173
96139b5e 1174 nb_frames = FFMIN(nb_frames, ost->max_frames - ost->frame_number);
87ef060c
AC
1175 if (nb_frames <= 0)
1176 return;
1177
1178 do_video_resample(ost, ist, in_picture, &final_picture);
6291d7e4
AK
1179
1180 /* duplicates frame if needed */
1181 for(i=0;i<nb_frames;i++) {
1182 AVPacket pkt;
1183 av_init_packet(&pkt);
1184 pkt.stream_index= ost->index;
1185
1186 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1187 /* raw pictures are written as AVPicture structure to
bb337b4f 1188 avoid any copies. We support temporarily the older
6291d7e4 1189 method. */
f593628e
AC
1190 enc->coded_frame->interlaced_frame = in_picture->interlaced_frame;
1191 enc->coded_frame->top_field_first = in_picture->top_field_first;
6291d7e4
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1192 pkt.data= (uint8_t *)final_picture;
1193 pkt.size= sizeof(AVPicture);
1194 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
1195 pkt.flags |= AV_PKT_FLAG_KEY;
1196
1197 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
6291d7e4
AK
1198 } else {
1199 AVFrame big_picture;
1200
1201 big_picture= *final_picture;
1202 /* better than nothing: use input picture interlaced
1203 settings */
1204 big_picture.interlaced_frame = in_picture->interlaced_frame;
1205 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
828e0bcb 1206 if (ost->top_field_first == -1)
6291d7e4
AK
1207 big_picture.top_field_first = in_picture->top_field_first;
1208 else
828e0bcb 1209 big_picture.top_field_first = !!ost->top_field_first;
6291d7e4
AK
1210 }
1211
f4ad238c 1212 /* handles same_quant here. This is not correct because it may
6291d7e4
AK
1213 not be a global option */
1214 big_picture.quality = quality;
d242d80e 1215 if (!enc->me_threshold)
6291d7e4
AK
1216 big_picture.pict_type = 0;
1217// big_picture.pts = AV_NOPTS_VALUE;
1218 big_picture.pts= ost->sync_opts;
1219// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
1220//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
1221 if (ost->forced_kf_index < ost->forced_kf_count &&
1222 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
1223 big_picture.pict_type = AV_PICTURE_TYPE_I;
1224 ost->forced_kf_index++;
1225 }
1226 ret = avcodec_encode_video(enc,
1227 bit_buffer, bit_buffer_size,
1228 &big_picture);
1229 if (ret < 0) {
e3245b26 1230 av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n");
6291d7e4
AK
1231 exit_program(1);
1232 }
1233
1234 if(ret>0){
1235 pkt.data= bit_buffer;
1236 pkt.size= ret;
1237 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
1238 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1239/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
1240 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1241 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
1242
1243 if(enc->coded_frame->key_frame)
1244 pkt.flags |= AV_PKT_FLAG_KEY;
1245 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
1246 *frame_size = ret;
1247 video_size += ret;
1248 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1249 // enc->frame_number-1, ret, enc->pict_type);
1250 /* if two pass, output log */
1251 if (ost->logfile && enc->stats_out) {
1252 fprintf(ost->logfile, "%s", enc->stats_out);
1253 }
1254 }
1255 }
1256 ost->sync_opts++;
1257 ost->frame_number++;
1258 }
1259}
1260
1261static double psnr(double d){
1262 return -10.0*log(d)/log(10.0);
1263}
1264
1265static void do_video_stats(AVFormatContext *os, OutputStream *ost,
1266 int frame_size)
1267{
1268 AVCodecContext *enc;
1269 int frame_number;
1270 double ti1, bitrate, avg_bitrate;
1271
1272 /* this is executed just the first time do_video_stats is called */
1273 if (!vstats_file) {
1274 vstats_file = fopen(vstats_filename, "w");
1275 if (!vstats_file) {
1276 perror("fopen");
1277 exit_program(1);
1278 }
1279 }
1280
1281 enc = ost->st->codec;
1282 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1283 frame_number = ost->frame_number;
1284 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
1285 if (enc->flags&CODEC_FLAG_PSNR)
1286 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
1287
1288 fprintf(vstats_file,"f_size= %6d ", frame_size);
1289 /* compute pts value */
1290 ti1 = ost->sync_opts * av_q2d(enc->time_base);
1291 if (ti1 < 0.01)
1292 ti1 = 0.01;
1293
1294 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1295 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
1296 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1297 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
1298 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
1299 }
1300}
1301
af70aa45 1302static void print_report(OutputFile *output_files,
4288e031 1303 OutputStream *ost_table, int nb_ostreams,
c5ad2c2c 1304 int is_last_report, int64_t timer_start)
6291d7e4
AK
1305{
1306 char buf[1024];
1307 OutputStream *ost;
1308 AVFormatContext *oc;
1309 int64_t total_size;
1310 AVCodecContext *enc;
1311 int frame_number, vid, i;
1312 double bitrate, ti1, pts;
1313 static int64_t last_time = -1;
1314 static int qp_histogram[52];
1315
1316 if (!is_last_report) {
1317 int64_t cur_time;
1318 /* display the report every 0.5 seconds */
1319 cur_time = av_gettime();
1320 if (last_time == -1) {
1321 last_time = cur_time;
1322 return;
1323 }
1324 if ((cur_time - last_time) < 500000)
1325 return;
1326 last_time = cur_time;
1327 }
1328
1329
af70aa45 1330 oc = output_files[0].ctx;
6291d7e4
AK
1331
1332 total_size = avio_size(oc->pb);
1333 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
1334 total_size= avio_tell(oc->pb);
1335
1336 buf[0] = '\0';
1337 ti1 = 1e10;
1338 vid = 0;
1339 for(i=0;i<nb_ostreams;i++) {
1340 float q = -1;
4288e031 1341 ost = &ost_table[i];
6291d7e4
AK
1342 enc = ost->st->codec;
1343 if (!ost->st->stream_copy && enc->coded_frame)
1344 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
1345 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1346 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
1347 }
1348 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
1349 float t = (av_gettime()-timer_start) / 1000000.0;
1350
1351 frame_number = ost->frame_number;
1352 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1353 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
1354 if(is_last_report)
1355 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
1356 if(qp_hist){
1357 int j;
1358 int qp = lrintf(q);
1359 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
1360 qp_histogram[qp]++;
1361 for(j=0; j<32; j++)
1362 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1363 }
1364 if (enc->flags&CODEC_FLAG_PSNR){
1365 int j;
1366 double error, error_sum=0;
1367 double scale, scale_sum=0;
1368 char type[3]= {'Y','U','V'};
1369 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
1370 for(j=0; j<3; j++){
1371 if(is_last_report){
1372 error= enc->error[j];
1373 scale= enc->width*enc->height*255.0*255.0*frame_number;
1374 }else{
1375 error= enc->coded_frame->error[j];
1376 scale= enc->width*enc->height*255.0*255.0;
1377 }
1378 if(j) scale/=4;
1379 error_sum += error;
1380 scale_sum += scale;
1381 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
1382 }
1383 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
1384 }
1385 vid = 1;
1386 }
1387 /* compute min output value */
1388 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
1389 if ((pts < ti1) && (pts > 0))
1390 ti1 = pts;
1391 }
1392 if (ti1 < 0.01)
1393 ti1 = 0.01;
1394
e3245b26 1395 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
6291d7e4 1396
e3245b26 1397 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
6291d7e4
AK
1398 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
1399 (double)total_size / 1024, ti1, bitrate);
1400
e3245b26
AK
1401 if (nb_frames_dup || nb_frames_drop)
1402 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1403 nb_frames_dup, nb_frames_drop);
6291d7e4 1404
e3245b26 1405 av_log(NULL, is_last_report ? AV_LOG_WARNING : AV_LOG_INFO, "%s \r", buf);
6291d7e4 1406
e3245b26 1407 fflush(stderr);
6291d7e4 1408
e3245b26 1409 if (is_last_report) {
6291d7e4 1410 int64_t raw= audio_size + video_size + extra_size;
e3245b26
AK
1411 av_log(NULL, AV_LOG_INFO, "\n");
1412 av_log(NULL, AV_LOG_INFO, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1413 video_size/1024.0,
1414 audio_size/1024.0,
1415 extra_size/1024.0,
1416 100.0*(total_size - raw)/raw
6291d7e4
AK
1417 );
1418 }
1419}
1420
1421static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
1422{
1423 int fill_char = 0x00;
1424 if (sample_fmt == AV_SAMPLE_FMT_U8)
1425 fill_char = 0x80;
1426 memset(buf, fill_char, size);
1427}
1428
b62b5cb6 1429static void flush_encoders(OutputStream *ost_table, int nb_ostreams)
4a4ce2e7
AK
1430{
1431 int i, ret;
1432
1433 for (i = 0; i < nb_ostreams; i++) {
6f1c66d5
AK
1434 OutputStream *ost = &ost_table[i];
1435 AVCodecContext *enc = ost->st->codec;
1436 AVFormatContext *os = output_files[ost->file_index].ctx;
1437
b62b5cb6 1438 if (!ost->encoding_needed)
6f1c66d5
AK
1439 continue;
1440
1441 if (ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
1442 continue;
1443 if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1444 continue;
1445
1446 for(;;) {
1447 AVPacket pkt;
1448 int fifo_bytes;
1449 av_init_packet(&pkt);
1450 pkt.stream_index= ost->index;
1451
1452 switch (ost->st->codec->codec_type) {
1453 case AVMEDIA_TYPE_AUDIO:
1454 fifo_bytes = av_fifo_size(ost->fifo);
1455 ret = 0;
1456 /* encode any samples remaining in fifo */
1457 if (fifo_bytes > 0) {
1458 int osize = av_get_bytes_per_sample(enc->sample_fmt);
1459 int fs_tmp = enc->frame_size;
1460
1461 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
1462 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1463 enc->frame_size = fifo_bytes / (osize * enc->channels);
1464 } else { /* pad */
1465 int frame_bytes = enc->frame_size*osize*enc->channels;
1466 if (allocated_audio_buf_size < frame_bytes)
4a4ce2e7 1467 exit_program(1);
6f1c66d5 1468 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
4a4ce2e7
AK
1469 }
1470
6f1c66d5
AK
1471 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
1472 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1473 ost->st->time_base.num, enc->sample_rate);
1474 enc->frame_size = fs_tmp;
1475 }
1476 if (ret <= 0) {
1477 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
4a4ce2e7 1478 }
6f1c66d5 1479 if (ret < 0) {
e3245b26 1480 av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
6f1c66d5
AK
1481 exit_program(1);
1482 }
1483 audio_size += ret;
1484 pkt.flags |= AV_PKT_FLAG_KEY;
1485 break;
1486 case AVMEDIA_TYPE_VIDEO:
1487 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1488 if (ret < 0) {
e3245b26 1489 av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n");
6f1c66d5
AK
1490 exit_program(1);
1491 }
1492 video_size += ret;
1493 if(enc->coded_frame && enc->coded_frame->key_frame)
1494 pkt.flags |= AV_PKT_FLAG_KEY;
1495 if (ost->logfile && enc->stats_out) {
1496 fprintf(ost->logfile, "%s", enc->stats_out);
1497 }
1498 break;
1499 default:
1500 ret=-1;
4a4ce2e7 1501 }
6f1c66d5
AK
1502
1503 if (ret <= 0)
1504 break;
1505 pkt.data = bit_buffer;
1506 pkt.size = ret;
1507 if (enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1508 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1509 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
4a4ce2e7
AK
1510 }
1511 }
1512}
1513
6291d7e4
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1514/* pkt = NULL means EOF (needed to flush decoder buffers) */
1515static int output_packet(InputStream *ist, int ist_index,
4288e031 1516 OutputStream *ost_table, int nb_ostreams,
6291d7e4
AK
1517 const AVPacket *pkt)
1518{
1519 AVFormatContext *os;
1520 OutputStream *ost;
4bb0b31f 1521 int ret = 0, i;
6291d7e4 1522 int got_output;
6291d7e4
AK
1523 void *buffer_to_free = NULL;
1524 static unsigned int samples_size= 0;
1525 AVSubtitle subtitle, *subtitle_to_free;
1526 int64_t pkt_pts = AV_NOPTS_VALUE;
1527#if CONFIG_AVFILTER
1528 int frame_available;
1529#endif
1530 float quality;
1531
1532 AVPacket avpkt;
1533 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
1534
1535 if(ist->next_pts == AV_NOPTS_VALUE)
1536 ist->next_pts= ist->pts;
1537
1538 if (pkt == NULL) {
1539 /* EOF handling */
1540 av_init_packet(&avpkt);
1541 avpkt.data = NULL;
1542 avpkt.size = 0;
1543 goto handle_eof;
1544 } else {
1545 avpkt = *pkt;
1546 }
1547
1548 if(pkt->dts != AV_NOPTS_VALUE)
1549 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1550 if(pkt->pts != AV_NOPTS_VALUE)
1551 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
1552
1553 //while we have more to decode or while the decoder did output something on EOF
1554 while (avpkt.size > 0 || (!pkt && got_output)) {
1555 uint8_t *data_buf, *decoded_data_buf;
1556 int data_size, decoded_data_size;
d3c1d37a 1557 AVFrame *decoded_frame, *filtered_frame;
6291d7e4
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1558 handle_eof:
1559 ist->pts= ist->next_pts;
1560
e3245b26
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1561 if(avpkt.size && avpkt.size != pkt->size)
1562 av_log(NULL, ist->showed_multi_packet_warning ? AV_LOG_VERBOSE : AV_LOG_WARNING,
1563 "Multiple frames in a packet from stream %d\n", pkt->stream_index);
6291d7e4 1564 ist->showed_multi_packet_warning=1;
6291d7e4
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1565
1566 /* decode the packet if needed */
d3c1d37a 1567 decoded_frame = filtered_frame = NULL;
6291d7e4
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1568 decoded_data_buf = NULL; /* fail safe */
1569 decoded_data_size= 0;
1570 data_buf = avpkt.data;
1571 data_size = avpkt.size;
1572 subtitle_to_free = NULL;
1573 if (ist->decoding_needed) {
1574 switch(ist->st->codec->codec_type) {
1575 case AVMEDIA_TYPE_AUDIO:{
af3c06b4
AC
1576 if(pkt && samples_size < FFMAX(pkt->size * bps, AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1577 samples_size = FFMAX(pkt->size * bps, AVCODEC_MAX_AUDIO_FRAME_SIZE);
6291d7e4
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1578 av_free(samples);
1579 samples= av_malloc(samples_size);
1580 }
1581 decoded_data_size= samples_size;
1582 /* XXX: could avoid copy if PCM 16 bits with same
1583 endianness as CPU */
1584 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
1585 &avpkt);
1586 if (ret < 0)
1587 return ret;
1588 avpkt.data += ret;
1589 avpkt.size -= ret;
1590 data_size = ret;
1591 got_output = decoded_data_size > 0;
1592 /* Some bug in mpeg audio decoder gives */
1593 /* decoded_data_size < 0, it seems they are overflows */
1594 if (!got_output) {
1595 /* no audio frame */
1596 continue;
1597 }
1598 decoded_data_buf = (uint8_t *)samples;
1599 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
1600 (ist->st->codec->sample_rate * ist->st->codec->channels);
1601 break;}
1602 case AVMEDIA_TYPE_VIDEO:
d3c1d37a
AK
1603 if (!(decoded_frame = avcodec_alloc_frame()))
1604 return AVERROR(ENOMEM);
6291d7e4
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1605 avpkt.pts = pkt_pts;
1606 avpkt.dts = ist->pts;
1607 pkt_pts = AV_NOPTS_VALUE;
1608
1609 ret = avcodec_decode_video2(ist->st->codec,
d3c1d37a
AK
1610 decoded_frame, &got_output, &avpkt);
1611 quality = same_quant ? decoded_frame->quality : 0;
6291d7e4 1612 if (ret < 0)
d3c1d37a 1613 goto fail;
6291d7e4
AK
1614 if (!got_output) {
1615 /* no picture yet */
d3c1d37a 1616 av_freep(&decoded_frame);
6291d7e4
AK
1617 goto discard_packet;
1618 }
d3c1d37a
AK
1619 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, decoded_frame->pkt_pts,
1620 decoded_frame->pkt_dts);
6291d7e4
AK
1621 if (ist->st->codec->time_base.num != 0) {
1622 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1623 ist->next_pts += ((int64_t)AV_TIME_BASE *
1624 ist->st->codec->time_base.num * ticks) /
1625 ist->st->codec->time_base.den;
1626 }
1627 avpkt.size = 0;
1628 buffer_to_free = NULL;
d3c1d37a 1629 pre_process_video_frame(ist, (AVPicture *)decoded_frame, &buffer_to_free);
6291d7e4
AK
1630 break;
1631 case AVMEDIA_TYPE_SUBTITLE:
1632 ret = avcodec_decode_subtitle2(ist->st->codec,
1633 &subtitle, &got_output, &avpkt);
1634 if (ret < 0)
1635 return ret;
1636 if (!got_output) {
1637 goto discard_packet;
1638 }
1639 subtitle_to_free = &subtitle;
1640 avpkt.size = 0;
1641 break;
1642 default:
1643 return -1;
1644 }
1645 } else {
1646 switch(ist->st->codec->codec_type) {
1647 case AVMEDIA_TYPE_AUDIO:
1648 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1649 ist->st->codec->sample_rate;
1650 break;
1651 case AVMEDIA_TYPE_VIDEO:
1652 if (ist->st->codec->time_base.num != 0) {
1653 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
1654 ist->next_pts += ((int64_t)AV_TIME_BASE *
1655 ist->st->codec->time_base.num * ticks) /
1656 ist->st->codec->time_base.den;
1657 }
1658 break;
1659 }
6291d7e4
AK
1660 avpkt.size = 0;
1661 }
1662
6291d7e4
AK
1663 // preprocess audio (volume)
1664 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
1665 if (audio_volume != 256) {
a9a03377
AC
1666 switch (ist->st->codec->sample_fmt) {
1667 case AV_SAMPLE_FMT_U8:
1668 {
1669 uint8_t *volp = samples;
1670 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1671 int v = (((*volp - 128) * audio_volume + 128) >> 8) + 128;
1672 *volp++ = av_clip_uint8(v);
1673 }
1674 break;
1675 }
1676 case AV_SAMPLE_FMT_S16:
1677 {
daf98908
AC
1678 int16_t *volp = samples;
1679 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1680 int v = ((*volp) * audio_volume + 128) >> 8;
1681 *volp++ = av_clip_int16(v);
1682 }
1683 break;
a9a03377
AC
1684 }
1685 case AV_SAMPLE_FMT_S32:
1686 {
1687 int32_t *volp = samples;
1688 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1689 int64_t v = (((int64_t)*volp * audio_volume + 128) >> 8);
1690 *volp++ = av_clipl_int32(v);
1691 }
1692 break;
1693 }
1694 case AV_SAMPLE_FMT_FLT:
1695 {
1696 float *volp = samples;
1697 float scale = audio_volume / 256.f;
1698 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1699 *volp++ *= scale;
1700 }
1701 break;
1702 }
1703 case AV_SAMPLE_FMT_DBL:
1704 {
1705 double *volp = samples;
1706 double scale = audio_volume / 256.;
1707 for (i = 0; i < (decoded_data_size / sizeof(*volp)); i++) {
1708 *volp++ *= scale;
1709 }
1710 break;
1711 }
1712 default:
1713 av_log(NULL, AV_LOG_FATAL,
1714 "Audio volume adjustment on sample format %s is not supported.\n",
1715 av_get_sample_fmt_name(ist->st->codec->sample_fmt));
1716 exit_program(1);
1717 }
6291d7e4
AK
1718 }
1719 }
1720
1721 /* frame rate emulation */
f4805328 1722 if (input_files[ist->file_index].rate_emu) {
6291d7e4
AK
1723 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
1724 int64_t now = av_gettime() - ist->start;
1725 if (pts > now)
1726 usleep(pts - now);
1727 }
1728 /* if output time reached then transcode raw format,
1729 encode packets and output them */
ea065176 1730 for (i = 0; i < nb_ostreams; i++) {
45f86128
AK
1731 OutputFile *of = &output_files[ost_table[i].file_index];
1732 int frame_size;
6291d7e4 1733
45f86128
AK
1734 ost = &ost_table[i];
1735 if (ost->source_index != ist_index)
1736 continue;
f1176d41 1737
45f86128
AK
1738 if (of->start_time && ist->pts < of->start_time)
1739 continue;
ea065176 1740
45f86128
AK
1741 if (of->recording_time != INT64_MAX &&
1742 av_compare_ts(ist->pts, AV_TIME_BASE_Q, of->recording_time + of->start_time,
1743 (AVRational){1, 1000000}) >= 0) {
1744 ost->is_past_recording_time = 1;
1745 continue;
1746 }
ef44a607 1747
6291d7e4 1748#if CONFIG_AVFILTER
45f86128
AK
1749 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
1750 ost->input_video_filter) {
1751 AVRational sar;
1752 if (ist->st->sample_aspect_ratio.num)
1753 sar = ist->st->sample_aspect_ratio;
1754 else
1755 sar = ist->st->codec->sample_aspect_ratio;
d3c1d37a
AK
1756 av_vsrc_buffer_add_frame(ost->input_video_filter, decoded_frame, ist->pts, sar);
1757 if (!(filtered_frame = avcodec_alloc_frame())) {
1758 ret = AVERROR(ENOMEM);
1759 goto fail;
1760 }
45f86128
AK
1761 }
1762 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1763 !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1764 while (frame_available) {
1765 AVRational ist_pts_tb;
1766 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
d3c1d37a 1767 get_filtered_video_frame(ost->output_video_filter, filtered_frame, &ost->picref, &ist_pts_tb);
45f86128
AK
1768 if (ost->picref)
1769 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
d3c1d37a
AK
1770#else
1771 filtered_frame = decoded_frame;
6291d7e4 1772#endif
45f86128
AK
1773 os = output_files[ost->file_index].ctx;
1774
1775 /* set the input output pts pairs */
1776 //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
1777
1778 if (ost->encoding_needed) {
1779 av_assert0(ist->decoding_needed);
1780 switch(ost->st->codec->codec_type) {
1781 case AVMEDIA_TYPE_AUDIO:
1782 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
1783 break;
1784 case AVMEDIA_TYPE_VIDEO:
6291d7e4 1785#if CONFIG_AVFILTER
45f86128
AK
1786 if (ost->picref->video && !ost->frame_aspect_ratio)
1787 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
6291d7e4 1788#endif
d3c1d37a 1789 do_video_out(os, ost, ist, filtered_frame, &frame_size,
45f86128
AK
1790 same_quant ? quality : ost->st->codec->global_quality);
1791 if (vstats_filename && frame_size)
1792 do_video_stats(os, ost, frame_size);
1793 break;
1794 case AVMEDIA_TYPE_SUBTITLE:
1795 do_subtitle_out(os, ost, ist, &subtitle,
1796 pkt->pts);
1797 break;
1798 default:
1799 abort();
1800 }
1801 } else {
45f86128
AK
1802 AVPacket opkt;
1803 int64_t ost_tb_start_time= av_rescale_q(of->start_time, AV_TIME_BASE_Q, ost->st->time_base);
6291d7e4 1804
45f86128 1805 av_init_packet(&opkt);
6291d7e4 1806
45f86128 1807 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
6291d7e4 1808#if !CONFIG_AVFILTER
45f86128 1809 continue;
6291d7e4 1810#else
45f86128 1811 goto cont;
6291d7e4
AK
1812#endif
1813
45f86128
AK
1814 /* no reencoding needed : output the packet directly */
1815 /* force the input stream PTS */
1816
45f86128
AK
1817 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
1818 audio_size += data_size;
1819 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
1820 video_size += data_size;
1821 ost->sync_opts++;
6291d7e4 1822 }
45f86128
AK
1823
1824 opkt.stream_index= ost->index;
1825 if(pkt->pts != AV_NOPTS_VALUE)
1826 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
1827 else
1828 opkt.pts= AV_NOPTS_VALUE;
1829
1830 if (pkt->dts == AV_NOPTS_VALUE)
1831 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
1832 else
1833 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1834 opkt.dts -= ost_tb_start_time;
1835
1836 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
1837 opkt.flags= pkt->flags;
1838
1839 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1840 if( ost->st->codec->codec_id != CODEC_ID_H264
1841 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1842 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1843 ) {
1844 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & AV_PKT_FLAG_KEY))
1845 opkt.destruct= av_destruct_packet;
1846 } else {
1847 opkt.data = data_buf;
1848 opkt.size = data_size;
1849 }
1850
1851 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
1852 ost->st->codec->frame_number++;
1853 ost->frame_number++;
1854 av_free_packet(&opkt);
6291d7e4 1855 }
45f86128
AK
1856#if CONFIG_AVFILTER
1857 cont:
1858 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1859 ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1860 if (ost->picref)
1861 avfilter_unref_buffer(ost->picref);
1862 }
d3c1d37a 1863 av_freep(&filtered_frame);
6291d7e4 1864#endif
6291d7e4
AK
1865 }
1866
d3c1d37a 1867fail:
6291d7e4
AK
1868 av_free(buffer_to_free);
1869 /* XXX: allocate the subtitles in the codec ? */
1870 if (subtitle_to_free) {
1871 avsubtitle_free(subtitle_to_free);
1872 subtitle_to_free = NULL;
1873 }
d3c1d37a
AK
1874 av_freep(&decoded_frame);
1875 if (ret < 0)
1876 return ret;
6291d7e4
AK
1877 }
1878 discard_packet:
6291d7e4
AK
1879
1880 return 0;
1881}
1882
af70aa45 1883static void print_sdp(OutputFile *output_files, int n)
6291d7e4
AK
1884{
1885 char sdp[2048];
af70aa45
AK
1886 int i;
1887 AVFormatContext **avc = av_malloc(sizeof(*avc)*n);
1888
1889 if (!avc)
1890 exit_program(1);
1891 for (i = 0; i < n; i++)
1892 avc[i] = output_files[i].ctx;
6291d7e4
AK
1893
1894 av_sdp_create(avc, n, sdp, sizeof(sdp));
1895 printf("SDP:\n%s\n", sdp);
1896 fflush(stdout);
af70aa45 1897 av_freep(&avc);
6291d7e4
AK
1898}
1899
630902a1
AK
1900static int init_input_stream(int ist_index, OutputStream *output_streams, int nb_output_streams,
1901 char *error, int error_len)
1902{
1903 int i;
1904 InputStream *ist = &input_streams[ist_index];
1905 if (ist->decoding_needed) {
1906 AVCodec *codec = ist->dec;
630902a1 1907 if (!codec) {
62486948 1908 snprintf(error, error_len, "Decoder (codec id %d) not found for input stream #%d.%d",
630902a1
AK
1909 ist->st->codec->codec_id, ist->file_index, ist->st->index);
1910 return AVERROR(EINVAL);
1911 }
1912
1913 /* update requested sample format for the decoder based on the
1914 corresponding encoder sample format */
1915 for (i = 0; i < nb_output_streams; i++) {
1916 OutputStream *ost = &output_streams[i];
1917 if (ost->source_index == ist_index) {
1918 update_sample_fmt(ist->st->codec, codec, ost->st->codec);
1919 break;
1920 }
1921 }
1922
1923 if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
62486948 1924 snprintf(error, error_len, "Error while opening decoder for input stream #%d.%d",
630902a1
AK
1925 ist->file_index, ist->st->index);
1926 return AVERROR(EINVAL);
1927 }
1928 assert_codec_experimental(ist->st->codec, 0);
1929 assert_avoptions(ist->opts);
1930 }
1931
1932 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;
1933 ist->next_pts = AV_NOPTS_VALUE;
1934 init_pts_correction(&ist->pts_ctx);
1935 ist->is_start = 1;
1936
1937 return 0;
1938}
1939
eaf2d37a
AC
1940static int transcode_init(OutputFile *output_files,
1941 int nb_output_files,
1942 InputFile *input_files,
1943 int nb_input_files)
6291d7e4 1944{
2c474ddb 1945 int ret = 0, i, j, k;
eaf2d37a 1946 AVFormatContext *os;
6291d7e4 1947 AVCodecContext *codec, *icodec;
4288e031 1948 OutputStream *ost;
6291d7e4
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1949 InputStream *ist;
1950 char error[1024];
1951 int want_sdp = 1;
b0c9e8e0 1952
f4805328
AK
1953 /* init framerate emulation */
1954 for (i = 0; i < nb_input_files; i++) {
1955 InputFile *ifile = &input_files[i];
1956 if (ifile->rate_emu)
1957 for (j = 0; j < ifile->nb_streams; j++)
1958 input_streams[j + ifile->ist_index].start = av_gettime();
1959 }
6291d7e4
AK
1960
1961 /* output stream init */
6291d7e4 1962 for(i=0;i<nb_output_files;i++) {
af70aa45 1963 os = output_files[i].ctx;
6291d7e4 1964 if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
af70aa45 1965 av_dump_format(os, i, os->filename, 1);
e3245b26 1966 av_log(NULL, AV_LOG_ERROR, "Output file #%d does not contain any stream\n", i);
eaf2d37a 1967 return AVERROR(EINVAL);
6291d7e4 1968 }
6291d7e4
AK
1969 }
1970
1971 /* for each output stream, we compute the right encoding parameters */
4288e031
AK
1972 for (i = 0; i < nb_output_streams; i++) {
1973 ost = &output_streams[i];
af70aa45 1974 os = output_files[ost->file_index].ctx;
6291d7e4
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1975 ist = &input_streams[ost->source_index];
1976
1977 codec = ost->st->codec;
1978 icodec = ist->st->codec;
1979
6291d7e4
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1980 ost->st->disposition = ist->st->disposition;
1981 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
1982 codec->chroma_sample_location = icodec->chroma_sample_location;
1983
1984 if (ost->st->stream_copy) {
1985 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
1986
e6d2b737 1987 if (extra_size > INT_MAX) {
eaf2d37a 1988 return AVERROR(EINVAL);
e6d2b737 1989 }
6291d7e4
AK
1990
1991 /* if stream_copy is selected, no need to decode or encode */
1992 codec->codec_id = icodec->codec_id;
1993 codec->codec_type = icodec->codec_type;
1994
1995 if(!codec->codec_tag){
1996 if( !os->oformat->codec_tag
1997 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
1998 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1999 codec->codec_tag = icodec->codec_tag;
2000 }
2001
2002 codec->bit_rate = icodec->bit_rate;
2003 codec->rc_max_rate = icodec->rc_max_rate;
2004 codec->rc_buffer_size = icodec->rc_buffer_size;
2005 codec->extradata= av_mallocz(extra_size);
e6d2b737 2006 if (!codec->extradata) {
eaf2d37a 2007 return AVERROR(ENOMEM);
e6d2b737 2008 }
6291d7e4
AK
2009 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
2010 codec->extradata_size= icodec->extradata_size;
2011 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){
2012 codec->time_base = icodec->time_base;
2013 codec->time_base.num *= icodec->ticks_per_frame;
2014 av_reduce(&codec->time_base.num, &codec->time_base.den,
2015 codec->time_base.num, codec->time_base.den, INT_MAX);
2016 }else
2017 codec->time_base = ist->st->time_base;
2018 switch(codec->codec_type) {
2019 case AVMEDIA_TYPE_AUDIO:
2020 if(audio_volume != 256) {
e3245b26 2021 av_log(NULL, AV_LOG_FATAL, "-acodec copy and -vol are incompatible (frames are not decoded)\n");
6291d7e4
AK
2022 exit_program(1);
2023 }
2024 codec->channel_layout = icodec->channel_layout;
2025 codec->sample_rate = icodec->sample_rate;
2026 codec->channels = icodec->channels;
2027 codec->frame_size = icodec->frame_size;
2028 codec->audio_service_type = icodec->audio_service_type;
2029 codec->block_align= icodec->block_align;
2030 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2031 codec->block_align= 0;
2032 if(codec->codec_id == CODEC_ID_AC3)
2033 codec->block_align= 0;
2034 break;
2035 case AVMEDIA_TYPE_VIDEO:
2036 codec->pix_fmt = icodec->pix_fmt;
2037 codec->width = icodec->width;
2038 codec->height = icodec->height;
2039 codec->has_b_frames = icodec->has_b_frames;
2040 if (!codec->sample_aspect_ratio.num) {
2041 codec->sample_aspect_ratio =
2042 ost->st->sample_aspect_ratio =
2043 ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
2044 ist->st->codec->sample_aspect_ratio.num ?
2045 ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
2046 }
2047 break;
2048 case AVMEDIA_TYPE_SUBTITLE:
2049 codec->width = icodec->width;
2050 codec->height = icodec->height;
2051 break;
2052 case AVMEDIA_TYPE_DATA:
3ccd1580 2053 case AVMEDIA_TYPE_ATTACHMENT:
6291d7e4
AK
2054 break;
2055 default:
2056 abort();
2057 }
2058 } else {
2059 if (!ost->enc)
2060 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
11fdb7e1
AK
2061 ist->decoding_needed = 1;
2062 ost->encoding_needed = 1;
6291d7e4
AK
2063 switch(codec->codec_type) {
2064 case AVMEDIA_TYPE_AUDIO:
2065 ost->fifo= av_fifo_alloc(1024);
e6d2b737 2066 if (!ost->fifo) {
eaf2d37a 2067 return AVERROR(ENOMEM);
e6d2b737 2068 }
6291d7e4
AK
2069 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
2070 if (!codec->sample_rate) {
2071 codec->sample_rate = icodec->sample_rate;
2072 if (icodec->lowres)
2073 codec->sample_rate >>= icodec->lowres;
2074 }
2075 choose_sample_rate(ost->st, ost->enc);
2076 codec->time_base = (AVRational){1, codec->sample_rate};
2077 if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
2078 codec->sample_fmt = icodec->sample_fmt;
2079 choose_sample_fmt(ost->st, ost->enc);
2080 if (!codec->channels)
2081 codec->channels = icodec->channels;
2082 codec->channel_layout = icodec->channel_layout;
2083 if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
2084 codec->channel_layout = 0;
2085 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2086 icodec->request_channels = codec->channels;
6291d7e4
AK
2087 ost->resample_sample_fmt = icodec->sample_fmt;
2088 ost->resample_sample_rate = icodec->sample_rate;
2089 ost->resample_channels = icodec->channels;
2090 break;
2091 case AVMEDIA_TYPE_VIDEO:
2092 if (codec->pix_fmt == PIX_FMT_NONE)
2093 codec->pix_fmt = icodec->pix_fmt;
2094 choose_pixel_fmt(ost->st, ost->enc);
2095
2096 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
e3245b26 2097 av_log(NULL, AV_LOG_FATAL, "Video pixel format is unknown, stream cannot be encoded\n");
6291d7e4
AK
2098 exit_program(1);
2099 }
2100
2101 if (!codec->width || !codec->height) {
2102 codec->width = icodec->width;
2103 codec->height = icodec->height;
2104 }
2105
2106 ost->video_resample = codec->width != icodec->width ||
2107 codec->height != icodec->height ||
2108 codec->pix_fmt != icodec->pix_fmt;
2109 if (ost->video_resample) {
2110#if !CONFIG_AVFILTER
2111 avcodec_get_frame_defaults(&ost->pict_tmp);
2112 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2113 codec->width, codec->height)) {
e3245b26 2114 av_log(NULL, AV_LOG_FATAL, "Cannot allocate temp picture, check pix fmt\n");
6291d7e4
AK
2115 exit_program(1);
2116 }
2117 ost->img_resample_ctx = sws_getContext(
2118 icodec->width,
2119 icodec->height,
2120 icodec->pix_fmt,
2121 codec->width,
2122 codec->height,
2123 codec->pix_fmt,
2124 ost->sws_flags, NULL, NULL, NULL);
2125 if (ost->img_resample_ctx == NULL) {
e3245b26 2126 av_log(NULL, AV_LOG_FATAL, "Cannot get resampling context\n");
6291d7e4
AK
2127 exit_program(1);
2128 }
2129#endif
2130 codec->bits_per_raw_sample= 0;
2131 }
2132
2133 ost->resample_height = icodec->height;
2134 ost->resample_width = icodec->width;
2135 ost->resample_pix_fmt= icodec->pix_fmt;
6291d7e4
AK
2136
2137 if (!ost->frame_rate.num)
2138 ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
bef737a7 2139 if (ost->enc && ost->enc->supported_framerates && !ost->force_fps) {
6291d7e4
AK
2140 int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
2141 ost->frame_rate = ost->enc->supported_framerates[idx];
2142 }
2143 codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
2144
2145#if CONFIG_AVFILTER
2146 if (configure_video_filters(ist, ost)) {
e3245b26 2147 av_log(NULL, AV_LOG_FATAL, "Error opening filters!\n");
6291d7e4
AK
2148 exit(1);
2149 }
2150#endif
2151 break;
2152 case AVMEDIA_TYPE_SUBTITLE:
6291d7e4
AK
2153 break;
2154 default:
2155 abort();
2156 break;
2157 }
2158 /* two pass mode */
515901fa 2159 if ((codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
6291d7e4
AK
2160 char logfilename[1024];
2161 FILE *f;
2162
2163 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
2164 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2165 i);
2166 if (codec->flags & CODEC_FLAG_PASS1) {
2167 f = fopen(logfilename, "wb");
2168 if (!f) {
e3245b26
AK
2169 av_log(NULL, AV_LOG_FATAL, "Cannot write log file '%s' for pass-1 encoding: %s\n",
2170 logfilename, strerror(errno));
6291d7e4
AK
2171 exit_program(1);
2172 }
2173 ost->logfile = f;
2174 } else {
2175 char *logbuffer;
2176 size_t logbuffer_size;
2177 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
e3245b26
AK
2178 av_log(NULL, AV_LOG_FATAL, "Error reading log file '%s' for pass-2 encoding\n",
2179 logfilename);
6291d7e4
AK
2180 exit_program(1);
2181 }
2182 codec->stats_in = logbuffer;
2183 }
2184 }
2185 }
2186 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
2187 int size= codec->width * codec->height;
2188 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
2189 }
2190 }
2191
2192 if (!bit_buffer)
2193 bit_buffer = av_malloc(bit_buffer_size);
2194 if (!bit_buffer) {
e3245b26
AK
2195 av_log(NULL, AV_LOG_ERROR, "Cannot allocate %d bytes output buffer\n",
2196 bit_buffer_size);
eaf2d37a 2197 return AVERROR(ENOMEM);
6291d7e4
AK
2198 }
2199
2200 /* open each encoder */
4288e031
AK
2201 for (i = 0; i < nb_output_streams; i++) {
2202 ost = &output_streams[i];
6291d7e4
AK
2203 if (ost->encoding_needed) {
2204 AVCodec *codec = ost->enc;
2205 AVCodecContext *dec = input_streams[ost->source_index].st->codec;
2206 if (!codec) {
2207 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2208 ost->st->codec->codec_id, ost->file_index, ost->index);
2209 ret = AVERROR(EINVAL);
2210 goto dump_format;
2211 }
2212 if (dec->subtitle_header) {
2213 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2214 if (!ost->st->codec->subtitle_header) {
2215 ret = AVERROR(ENOMEM);
2216 goto dump_format;
2217 }
2218 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2219 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2220 }
2221 if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
2222 snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
2223 ost->file_index, ost->index);
2224 ret = AVERROR(EINVAL);
2225 goto dump_format;
2226 }
2227 assert_codec_experimental(ost->st->codec, 1);
2228 assert_avoptions(ost->opts);
2229 if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
2230 av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
2231 "It takes bits/s as argument, not kbits/s\n");
2232 extra_size += ost->st->codec->extradata_size;
d242d80e
AK
2233
2234 if (ost->st->codec->me_threshold)
2235 input_streams[ost->source_index].st->codec->debug |= FF_DEBUG_MV;
6291d7e4
AK
2236 }
2237 }
2238
630902a1
AK
2239 /* init input streams */
2240 for (i = 0; i < nb_input_streams; i++)
62486948 2241 if ((ret = init_input_stream(i, output_streams, nb_output_streams, error, sizeof(error))) < 0)
630902a1 2242 goto dump_format;
6291d7e4 2243
2c474ddb
AK
2244 /* discard unused programs */
2245 for (i = 0; i < nb_input_files; i++) {
2246 InputFile *ifile = &input_files[i];
2247 for (j = 0; j < ifile->ctx->nb_programs; j++) {
2248 AVProgram *p = ifile->ctx->programs[j];
2249 int discard = AVDISCARD_ALL;
2250
2251 for (k = 0; k < p->nb_stream_indexes; k++)
2252 if (!input_streams[ifile->ist_index + p->stream_index[k]].discard) {
2253 discard = AVDISCARD_DEFAULT;
2254 break;
2255 }
2256 p->discard = discard;
2257 }
2258 }
2259
6291d7e4 2260 /* open files and write file headers */
af70aa45
AK
2261 for (i = 0; i < nb_output_files; i++) {
2262 os = output_files[i].ctx;
2263 if (avformat_write_header(os, &output_files[i].opts) < 0) {
6291d7e4
AK
2264 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
2265 ret = AVERROR(EINVAL);
2266 goto dump_format;
2267 }
af70aa45
AK
2268 assert_avoptions(output_files[i].opts);
2269 if (strcmp(os->oformat->name, "rtp")) {
6291d7e4
AK
2270 want_sdp = 0;
2271 }
2272 }
2273
2274 dump_format:
2275 /* dump the file output parameters - cannot be done before in case
2276 of stream copy */
2277 for(i=0;i<nb_output_files;i++) {
af70aa45 2278 av_dump_format(output_files[i].ctx, i, output_files[i].ctx->filename, 1);
6291d7e4
AK
2279 }
2280
2281 /* dump the stream mapping */
e3245b26
AK
2282 av_log(NULL, AV_LOG_INFO, "Stream mapping:\n");
2283 for (i = 0; i < nb_output_streams; i++) {
2284 ost = &output_streams[i];
2285 av_log(NULL, AV_LOG_INFO, " Stream #%d.%d -> #%d.%d",
2286 input_streams[ost->source_index].file_index,
2287 input_streams[ost->source_index].st->index,
2288 ost->file_index,
2289 ost->index);
2290 if (ost->sync_ist != &input_streams[ost->source_index])
2291 av_log(NULL, AV_LOG_INFO, " [sync #%d.%d]",
2292 ost->sync_ist->file_index,
2293 ost->sync_ist->st->index);
2294 if (ost->st->stream_copy)
2295 av_log(NULL, AV_LOG_INFO, " (copy)");
2296 else
2297 av_log(NULL, AV_LOG_INFO, " (%s -> %s)", input_streams[ost->source_index].dec ?
2298 input_streams[ost->source_index].dec->name : "?",
2299 ost->enc ? ost->enc->name : "?");
2300 av_log(NULL, AV_LOG_INFO, "\n");
6291d7e4
AK
2301 }
2302
2303 if (ret) {
e3245b26 2304 av_log(NULL, AV_LOG_ERROR, "%s\n", error);
eaf2d37a 2305 return ret;
6291d7e4
AK
2306 }
2307
2308 if (want_sdp) {
2309 print_sdp(output_files, nb_output_files);
2310 }
2311
eaf2d37a
AC
2312 return 0;
2313}
2314
2315/*
2316 * The following code is the main loop of the file converter
2317 */
2318static int transcode(OutputFile *output_files,
2319 int nb_output_files,
2320 InputFile *input_files,
2321 int nb_input_files)
2322{
2323 int ret, i;
2324 AVFormatContext *is, *os;
2325 OutputStream *ost;
2326 InputStream *ist;
2327 uint8_t *no_packet;
2328 int no_packet_count=0;
2329 int64_t timer_start;
2330
2331 if (!(no_packet = av_mallocz(nb_input_files)))
2332 exit_program(1);
2333
2334 ret = transcode_init(output_files, nb_output_files, input_files, nb_input_files);
2335 if (ret < 0)
2336 goto fail;
2337
e3245b26 2338 av_log(NULL, AV_LOG_INFO, "Press ctrl-c to stop encoding\n");
6291d7e4
AK
2339 term_init();
2340
2341 timer_start = av_gettime();
2342
2343 for(; received_sigterm == 0;) {
2344 int file_index, ist_index;
2345 AVPacket pkt;
9be3c124 2346 int64_t ipts_min;
6291d7e4
AK
2347 double opts_min;
2348
9be3c124 2349 ipts_min = INT64_MAX;
6291d7e4
AK
2350 opts_min= 1e100;
2351
2352 /* select the stream that we must read now by looking at the
2353 smallest output pts */
2354 file_index = -1;
4288e031 2355 for (i = 0; i < nb_output_streams; i++) {
f21f294e 2356 OutputFile *of;
9be3c124
AC
2357 int64_t ipts;
2358 double opts;
4288e031 2359 ost = &output_streams[i];
f21f294e 2360 of = &output_files[ost->file_index];
af70aa45 2361 os = output_files[ost->file_index].ctx;
6291d7e4 2362 ist = &input_streams[ost->source_index];
f21f294e
AK
2363 if (ost->is_past_recording_time || no_packet[ist->file_index] ||
2364 (os->pb && avio_tell(os->pb) >= of->limit_filesize))
6291d7e4 2365 continue;
c0931508 2366 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
9be3c124 2367 ipts = ist->pts;
6291d7e4
AK
2368 if (!input_files[ist->file_index].eof_reached){
2369 if(ipts < ipts_min) {
2370 ipts_min = ipts;
2371 if(input_sync ) file_index = ist->file_index;
2372 }
2373 if(opts < opts_min) {
2374 opts_min = opts;
2375 if(!input_sync) file_index = ist->file_index;
2376 }
2377 }
96139b5e
AK
2378 if (ost->frame_number >= ost->max_frames) {
2379 int j;
9b921a82
AK
2380 for (j = 0; j < of->ctx->nb_streams; j++)
2381 output_streams[of->ost_index + j].is_past_recording_time = 1;
96139b5e 2382 continue;
6291d7e4
AK
2383 }
2384 }
2385 /* if none, if is finished */
2386 if (file_index < 0) {
2387 if(no_packet_count){
2388 no_packet_count=0;
b0c9e8e0 2389 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2390 usleep(10000);
2391 continue;
2392 }
2393 break;
2394 }
2395
6291d7e4
AK
2396 /* read a frame from it and output it in the fifo */
2397 is = input_files[file_index].ctx;
2398 ret= av_read_frame(is, &pkt);
2399 if(ret == AVERROR(EAGAIN)){
2400 no_packet[file_index]=1;
2401 no_packet_count++;
2402 continue;
2403 }
2404 if (ret < 0) {
2405 input_files[file_index].eof_reached = 1;
2406 if (opt_shortest)
2407 break;
2408 else
2409 continue;
2410 }
2411
2412 no_packet_count=0;
b0c9e8e0 2413 memset(no_packet, 0, nb_input_files);
6291d7e4
AK
2414
2415 if (do_pkt_dump) {
2416 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2417 is->streams[pkt.stream_index]);
2418 }
2419 /* the following test is needed in case new streams appear
2420 dynamically in stream : we ignore them */
ed5b1326 2421 if (pkt.stream_index >= input_files[file_index].nb_streams)
6291d7e4
AK
2422 goto discard_packet;
2423 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2424 ist = &input_streams[ist_index];
2425 if (ist->discard)
2426 goto discard_packet;
2427
2428 if (pkt.dts != AV_NOPTS_VALUE)
2429 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2430 if (pkt.pts != AV_NOPTS_VALUE)
2431 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
2432
33f75d72
AK
2433 if(pkt.pts != AV_NOPTS_VALUE)
2434 pkt.pts *= ist->ts_scale;
2435 if(pkt.dts != AV_NOPTS_VALUE)
2436 pkt.dts *= ist->ts_scale;
6291d7e4
AK
2437
2438// 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);
2439 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2440 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
2441 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2442 int64_t delta= pkt_dts - ist->next_pts;
2443 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
2444 input_files[ist->file_index].ts_offset -= delta;
e3245b26
AK
2445 av_log(NULL, AV_LOG_DEBUG, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2446 delta, input_files[ist->file_index].ts_offset);
6291d7e4
AK
2447 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2448 if(pkt.pts != AV_NOPTS_VALUE)
2449 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2450 }
2451 }
2452
6291d7e4 2453 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
4288e031 2454 if (output_packet(ist, ist_index, output_streams, nb_output_streams, &pkt) < 0) {
6291d7e4 2455
e3245b26
AK
2456 av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d.%d\n",
2457 ist->file_index, ist->st->index);
6291d7e4
AK
2458 if (exit_on_error)
2459 exit_program(1);
2460 av_free_packet(&pkt);
b9630bcf 2461 continue;
6291d7e4
AK
2462 }
2463
2464 discard_packet:
2465 av_free_packet(&pkt);
2466
2467 /* dump report by using the output first video and audio streams */
c5ad2c2c 2468 print_report(output_files, output_streams, nb_output_streams, 0, timer_start);
6291d7e4
AK
2469 }
2470
2471 /* at the end of stream, we must flush the decoder buffers */
2472 for (i = 0; i < nb_input_streams; i++) {
2473 ist = &input_streams[i];
2474 if (ist->decoding_needed) {
4288e031 2475 output_packet(ist, i, output_streams, nb_output_streams, NULL);
6291d7e4
AK
2476 }
2477 }
b62b5cb6 2478 flush_encoders(output_streams, nb_output_streams);
6291d7e4
AK
2479
2480 term_exit();
2481
2482 /* write the trailer if needed and close file */
2483 for(i=0;i<nb_output_files;i++) {
af70aa45 2484 os = output_files[i].ctx;
6291d7e4
AK
2485 av_write_trailer(os);
2486 }
2487
2488 /* dump report by using the first video and audio streams */
c5ad2c2c 2489 print_report(output_files, output_streams, nb_output_streams, 1, timer_start);
6291d7e4
AK
2490
2491 /* close each encoder */
4288e031
AK
2492 for (i = 0; i < nb_output_streams; i++) {
2493 ost = &output_streams[i];
6291d7e4
AK
2494 if (ost->encoding_needed) {
2495 av_freep(&ost->st->codec->stats_in);
2496 avcodec_close(ost->st->codec);
2497 }
2498#if CONFIG_AVFILTER
2499 avfilter_graph_free(&ost->graph);
2500#endif
2501 }
2502
2503 /* close each decoder */
2504 for (i = 0; i < nb_input_streams; i++) {
2505 ist = &input_streams[i];
2506 if (ist->decoding_needed) {
2507 avcodec_close(ist->st->codec);
2508 }
2509 }
2510
2511 /* finished ! */
2512 ret = 0;
2513
2514 fail:
2515 av_freep(&bit_buffer);
b0c9e8e0 2516 av_freep(&no_packet);
6291d7e4 2517
4288e031
AK
2518 if (output_streams) {
2519 for (i = 0; i < nb_output_streams; i++) {
2520 ost = &output_streams[i];
6291d7e4
AK
2521 if (ost) {
2522 if (ost->st->stream_copy)
2523 av_freep(&ost->st->codec->extradata);
2524 if (ost->logfile) {
2525 fclose(ost->logfile);
2526 ost->logfile = NULL;
2527 }
2528 av_fifo_free(ost->fifo); /* works even if fifo is not
2529 initialized but set to zero */
2530 av_freep(&ost->st->codec->subtitle_header);
2531 av_free(ost->pict_tmp.data[0]);
2532 av_free(ost->forced_kf_pts);
2533 if (ost->video_resample)
2534 sws_freeContext(ost->img_resample_ctx);
2535 if (ost->resample)
2536 audio_resample_close(ost->resample);
2537 if (ost->reformat_ctx)
2538 av_audio_convert_free(ost->reformat_ctx);
2539 av_dict_free(&ost->opts);
6291d7e4
AK
2540 }
2541 }
6291d7e4
AK
2542 }
2543 return ret;
2544}
2545
6291d7e4
AK
2546static int opt_verbose(const char *opt, const char *arg)
2547{
e3245b26 2548 av_log(NULL, AV_LOG_WARNING, "-%s is deprecated, use -loglevel\n", opt);
6291d7e4
AK
2549 return 0;
2550}
2551
ca46fde7 2552static double parse_frame_aspect_ratio(const char *arg)
6291d7e4
AK
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) {
e3245b26 2570 av_log(NULL, AV_LOG_FATAL, "Incorrect aspect ratio specification.\n");
ca46fde7 2571 exit_program(1);
6291d7e4 2572 }
ca46fde7 2573 return ar;
6291d7e4
AK
2574}
2575
35e6f8c1 2576static int opt_audio_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2577{
35e6f8c1 2578 return parse_option(o, "codec:a", arg, options);
6291d7e4
AK
2579}
2580
35e6f8c1 2581static int opt_video_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2582{
35e6f8c1 2583 return parse_option(o, "codec:v", arg, options);
6291d7e4
AK
2584}
2585
35e6f8c1 2586static int opt_subtitle_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2587{
35e6f8c1 2588 return parse_option(o, "codec:s", arg, options);
6291d7e4
AK
2589}
2590
35e6f8c1 2591static int opt_data_codec(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2592{
35e6f8c1 2593 return parse_option(o, "codec:d", arg, options);
6291d7e4
AK
2594}
2595
575ec4e1 2596static int opt_map(OptionsContext *o, const char *opt, const char *arg)
6291d7e4 2597{
8d2e4a7e
AK
2598 StreamMap *m = NULL;
2599 int i, negative = 0, file_idx;
2600 int sync_file_idx = -1, sync_stream_idx;
2601 char *p, *sync;
2602 char *map;
6291d7e4 2603
8d2e4a7e
AK
2604 if (*arg == '-') {
2605 negative = 1;
2606 arg++;
2607 }
2608 map = av_strdup(arg);
6291d7e4 2609
8d2e4a7e
AK
2610 /* parse sync stream first, just pick first matching stream */
2611 if (sync = strchr(map, ',')) {
2612 *sync = 0;
2613 sync_file_idx = strtol(sync + 1, &sync, 0);
2614 if (sync_file_idx >= nb_input_files || sync_file_idx < 0) {
f24facd3 2615 av_log(NULL, AV_LOG_FATAL, "Invalid sync file index: %d.\n", sync_file_idx);
8d2e4a7e
AK
2616 exit_program(1);
2617 }
2618 if (*sync)
2619 sync++;
ed5b1326 2620 for (i = 0; i < input_files[sync_file_idx].nb_streams; i++)
8d2e4a7e
AK
2621 if (check_stream_specifier(input_files[sync_file_idx].ctx,
2622 input_files[sync_file_idx].ctx->streams[i], sync) == 1) {
2623 sync_stream_idx = i;
2624 break;
2625 }
ed5b1326 2626 if (i == input_files[sync_file_idx].nb_streams) {
f24facd3 2627 av_log(NULL, AV_LOG_FATAL, "Sync stream specification in map %s does not "
8d2e4a7e
AK
2628 "match any streams.\n", arg);
2629 exit_program(1);
2630 }
2631 }
6291d7e4 2632
8d2e4a7e
AK
2633
2634 file_idx = strtol(map, &p, 0);
2635 if (file_idx >= nb_input_files || file_idx < 0) {
f24facd3 2636 av_log(NULL, AV_LOG_FATAL, "Invalid input file index: %d.\n", file_idx);
8d2e4a7e 2637 exit_program(1);
6291d7e4 2638 }
8d2e4a7e
AK
2639 if (negative)
2640 /* disable some already defined maps */
575ec4e1
AK
2641 for (i = 0; i < o->nb_stream_maps; i++) {
2642 m = &o->stream_maps[i];
8d2e4a7e
AK
2643 if (check_stream_specifier(input_files[m->file_index].ctx,
2644 input_files[m->file_index].ctx->streams[m->stream_index],
2645 *p == ':' ? p + 1 : p) > 0)
2646 m->disabled = 1;
2647 }
2648 else
ed5b1326 2649 for (i = 0; i < input_files[file_idx].nb_streams; i++) {
8d2e4a7e
AK
2650 if (check_stream_specifier(input_files[file_idx].ctx, input_files[file_idx].ctx->streams[i],
2651 *p == ':' ? p + 1 : p) <= 0)
2652 continue;
575ec4e1
AK
2653 o->stream_maps = grow_array(o->stream_maps, sizeof(*o->stream_maps),
2654 &o->nb_stream_maps, o->nb_stream_maps + 1);
2655 m = &o->stream_maps[o->nb_stream_maps - 1];
8d2e4a7e
AK
2656
2657 m->file_index = file_idx;
2658 m->stream_index = i;
2659
2660 if (sync_file_idx >= 0) {
2661 m->sync_file_index = sync_file_idx;
2662 m->sync_stream_index = sync_stream_idx;
2663 } else {
2664 m->sync_file_index = file_idx;
2665 m->sync_stream_index = i;
2666 }
2667 }
2668
2669 if (!m) {
f24facd3 2670 av_log(NULL, AV_LOG_FATAL, "Stream map '%s' matches no streams.\n", arg);
8d2e4a7e
AK
2671 exit_program(1);
2672 }
2673
2674 av_freep(&map);
6291d7e4
AK
2675 return 0;
2676}
2677
e6e6060c 2678static void parse_meta_type(char *arg, char *type, int *index)
6291d7e4 2679{
039267f1 2680 if (*arg) {
a2a38d96 2681 *type = *arg;
6291d7e4
AK
2682 switch (*arg) {
2683 case 'g':
2684 break;
2685 case 's':
2686 case 'c':
2687 case 'p':
e6e6060c
AK
2688 if (*(++arg) == ':')
2689 *index = strtol(++arg, NULL, 0);
6291d7e4
AK
2690 break;
2691 default:
e3245b26 2692 av_log(NULL, AV_LOG_FATAL, "Invalid metadata type %c.\n", *arg);
6291d7e4
AK
2693 exit_program(1);
2694 }
2695 } else
2696 *type = 'g';
2697}
2698
847529f8 2699static int opt_map_metadata(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
2700{
2701 MetadataMap *m, *m1;
2702 char *p;
2703
847529f8
AK
2704 o->meta_data_maps = grow_array(o->meta_data_maps, sizeof(*o->meta_data_maps),
2705 &o->nb_meta_data_maps, o->nb_meta_data_maps + 1);
6291d7e4 2706
847529f8 2707 m = &o->meta_data_maps[o->nb_meta_data_maps - 1][1];
6291d7e4 2708 m->file = strtol(arg, &p, 0);
039267f1 2709 parse_meta_type(*p ? p + 1 : p, &m->type, &m->index);
6291d7e4 2710
847529f8 2711 m1 = &o->meta_data_maps[o->nb_meta_data_maps - 1][0];
e6e6060c 2712 if (p = strchr(opt, ':'))
039267f1 2713 parse_meta_type(p + 1, &m1->type, &m1->index);
e6e6060c
AK
2714 else
2715 m1->type = 'g';
6291d7e4
AK
2716
2717 if (m->type == 'g' || m1->type == 'g')
847529f8 2718 o->metadata_global_manual = 1;
6291d7e4 2719 if (m->type == 's' || m1->type == 's')
847529f8 2720 o->metadata_streams_manual = 1;
6291d7e4 2721 if (m->type == 'c' || m1->type == 'c')
847529f8 2722 o->metadata_chapters_manual = 1;
6291d7e4
AK
2723
2724 return 0;
2725}
2726
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AK
2727static enum CodecID find_codec_or_die(const char *name, enum AVMediaType type, int encoder)
2728{
2729 const char *codec_string = encoder ? "encoder" : "decoder";
2730 AVCodec *codec;
2731
2732 if(!name)
2733 return CODEC_ID_NONE;
2734 codec = encoder ?
2735 avcodec_find_encoder_by_name(name) :
2736 avcodec_find_decoder_by_name(name);
2737 if(!codec) {
f24facd3 2738 av_log(NULL, AV_LOG_FATAL, "Unknown %s '%s'\n", codec_string, name);
169f0647
AK
2739 exit_program(1);
2740 }
2741 if(codec->type != type) {
f24facd3 2742 av_log(NULL, AV_LOG_FATAL, "Invalid %s type '%s'\n", codec_string, name);
169f0647
AK
2743 exit_program(1);
2744 }
2745 return codec->id;
2746}
2747
35e6f8c1 2748static AVCodec *choose_codec(OptionsContext *o, AVFormatContext *s, AVStream *st, enum AVMediaType type)
169f0647 2749{
169f0647 2750 char *codec_name = NULL;
169f0647 2751
35e6f8c1 2752 MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, st);
169f0647
AK
2753
2754 if (!codec_name) {
6cd9d0f7
AK
2755 if (s->oformat) {
2756 st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename, NULL, type);
2757 return avcodec_find_encoder(st->codec->codec_id);
2758 }
169f0647
AK
2759 } else if (!strcmp(codec_name, "copy"))
2760 st->stream_copy = 1;
2761 else {
2762 st->codec->codec_id = find_codec_or_die(codec_name, type, s->iformat == NULL);
2763 return s->oformat ? avcodec_find_encoder_by_name(codec_name) :
2764 avcodec_find_decoder_by_name(codec_name);
2765 }
2766
2767 return NULL;
2768}
6291d7e4 2769
88867844
AK
2770/**
2771 * Add all the streams from the given input file to the global
2772 * list of input streams.
2773 */
35e6f8c1 2774static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
88867844 2775{
33f75d72 2776 int i, rfps, rfps_base;
88867844
AK
2777
2778 for (i = 0; i < ic->nb_streams; i++) {
2779 AVStream *st = ic->streams[i];
2780 AVCodecContext *dec = st->codec;
2781 InputStream *ist;
33f75d72 2782 double scale = 1.0;
88867844 2783
88867844
AK
2784 input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
2785 ist = &input_streams[nb_input_streams - 1];
2786 ist->st = st;
2787 ist->file_index = nb_input_files;
2788 ist->discard = 1;
2789 ist->opts = filter_codec_opts(codec_opts, ist->st->codec->codec_id, ic, st);
2790
33f75d72
AK
2791 MATCH_PER_STREAM_OPT(ts_scale, dbl, scale, ic, st);
2792 ist->ts_scale = scale;
88867844 2793
35e6f8c1 2794 ist->dec = choose_codec(o, ic, st, dec->codec_type);
c74b44de
AK
2795 if (!ist->dec)
2796 ist->dec = avcodec_find_decoder(dec->codec_id);
88867844
AK
2797
2798 switch (dec->codec_type) {
2799 case AVMEDIA_TYPE_AUDIO:
2130981a 2800 if (o->audio_disable)
88867844
AK
2801 st->discard= AVDISCARD_ALL;
2802 break;
2803 case AVMEDIA_TYPE_VIDEO:
2804 rfps = ic->streams[i]->r_frame_rate.num;
2805 rfps_base = ic->streams[i]->r_frame_rate.den;
2806 if (dec->lowres) {
2807 dec->flags |= CODEC_FLAG_EMU_EDGE;
2808 dec->height >>= dec->lowres;
2809 dec->width >>= dec->lowres;
2810 }
88867844
AK
2811
2812 if (dec->time_base.den != rfps*dec->ticks_per_frame || dec->time_base.num != rfps_base) {
2813
e3245b26
AK
2814 av_log(NULL, AV_LOG_INFO,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
2815 i, (float)dec->time_base.den / dec->time_base.num, dec->time_base.den, dec->time_base.num,
2816 (float)rfps / rfps_base, rfps, rfps_base);
88867844
AK
2817 }
2818
2130981a 2819 if (o->video_disable)
88867844
AK
2820 st->discard= AVDISCARD_ALL;
2821 else if(video_discard)
2822 st->discard= video_discard;
2823 break;
2824 case AVMEDIA_TYPE_DATA:
2825 break;
2826 case AVMEDIA_TYPE_SUBTITLE:
2130981a 2827 if (o->subtitle_disable)
88867844
AK
2828 st->discard = AVDISCARD_ALL;
2829 break;
2830 case AVMEDIA_TYPE_ATTACHMENT:
2831 case AVMEDIA_TYPE_UNKNOWN:
2832 break;
2833 default:
2834 abort();
2835 }
2836 }
2837}
2838
575ec4e1 2839static int opt_input_file(OptionsContext *o, const char *opt, const char *filename)
6291d7e4
AK
2840{
2841 AVFormatContext *ic;
2842 AVInputFormat *file_iformat = NULL;
88867844 2843 int err, i, ret;
6291d7e4
AK
2844 int64_t timestamp;
2845 uint8_t buf[128];
2846 AVDictionary **opts;
2847 int orig_nb_streams; // number of streams before avformat_find_stream_info
2848
7041bb3b
AK
2849 if (o->format) {
2850 if (!(file_iformat = av_find_input_format(o->format))) {
e3245b26 2851 av_log(NULL, AV_LOG_FATAL, "Unknown input format: '%s'\n", o->format);
6291d7e4
AK
2852 exit_program(1);
2853 }
6291d7e4
AK
2854 }
2855
2856 if (!strcmp(filename, "-"))
2857 filename = "pipe:";
2858
2859 using_stdin |= !strncmp(filename, "pipe:", 5) ||
2860 !strcmp(filename, "/dev/stdin");
2861
2862 /* get default parameters from command line */
2863 ic = avformat_alloc_context();
2864 if (!ic) {
2865 print_error(filename, AVERROR(ENOMEM));
2866 exit_program(1);
2867 }
e2469ccf
AK
2868 if (o->nb_audio_sample_rate) {
2869 snprintf(buf, sizeof(buf), "%d", o->audio_sample_rate[o->nb_audio_sample_rate - 1].u.i);
6291d7e4
AK
2870 av_dict_set(&format_opts, "sample_rate", buf, 0);
2871 }
6a11686d
AK
2872 if (o->nb_audio_channels) {
2873 snprintf(buf, sizeof(buf), "%d", o->audio_channels[o->nb_audio_channels - 1].u.i);
6291d7e4
AK
2874 av_dict_set(&format_opts, "channels", buf, 0);
2875 }
91ea4811
AK
2876 if (o->nb_frame_rates) {
2877 av_dict_set(&format_opts, "framerate", o->frame_rates[o->nb_frame_rates - 1].u.str, 0);
6291d7e4 2878 }
d4397b03
AK
2879 if (o->nb_frame_sizes) {
2880 av_dict_set(&format_opts, "video_size", o->frame_sizes[o->nb_frame_sizes - 1].u.str, 0);
6291d7e4 2881 }
b2254d83
AK
2882 if (o->nb_frame_pix_fmts)
2883 av_dict_set(&format_opts, "pixel_format", o->frame_pix_fmts[o->nb_frame_pix_fmts - 1].u.str, 0);
6291d7e4 2884
6291d7e4
AK
2885 ic->flags |= AVFMT_FLAG_NONBLOCK;
2886
2887 /* open the input file with generic libav function */
2888 err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
2889 if (err < 0) {
2890 print_error(filename, err);
2891 exit_program(1);
2892 }
2893 assert_avoptions(format_opts);
2894
92f1940e
AK
2895 /* apply forced codec ids */
2896 for (i = 0; i < ic->nb_streams; i++)
35e6f8c1 2897 choose_codec(o, ic, ic->streams[i], ic->streams[i]->codec->codec_type);
92f1940e 2898
6291d7e4
AK
2899 /* Set AVCodecContext options for avformat_find_stream_info */
2900 opts = setup_find_stream_info_opts(ic, codec_opts);
2901 orig_nb_streams = ic->nb_streams;
2902
2903 /* If not enough info to get the stream parameters, we decode the
2904 first frames to get it. (used in mpeg case for example) */
2905 ret = avformat_find_stream_info(ic, opts);
e3245b26
AK
2906 if (ret < 0) {
2907 av_log(NULL, AV_LOG_FATAL, "%s: could not find codec parameters\n", filename);
6291d7e4
AK
2908 av_close_input_file(ic);
2909 exit_program(1);
2910 }
2911
6b779ccc 2912 timestamp = o->start_time;
6291d7e4
AK
2913 /* add the stream start time */
2914 if (ic->start_time != AV_NOPTS_VALUE)
2915 timestamp += ic->start_time;
2916
2917 /* if seeking requested, we execute it */
6b779ccc 2918 if (o->start_time != 0) {
6291d7e4
AK
2919 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2920 if (ret < 0) {
e3245b26
AK
2921 av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
2922 filename, (double)timestamp / AV_TIME_BASE);
6291d7e4 2923 }
6291d7e4
AK
2924 }
2925
2926 /* update the current parameters so that they match the one of the input stream */
35e6f8c1 2927 add_input_streams(o, ic);
6291d7e4
AK
2928
2929 /* dump the file content */
e3245b26 2930 av_dump_format(ic, nb_input_files, filename, 0);
6291d7e4
AK
2931
2932 input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
2933 input_files[nb_input_files - 1].ctx = ic;
2934 input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams;
6b779ccc 2935 input_files[nb_input_files - 1].ts_offset = o->input_ts_offset - (copy_ts ? 0 : timestamp);
ed5b1326 2936 input_files[nb_input_files - 1].nb_streams = ic->nb_streams;
dc3e76f3 2937 input_files[nb_input_files - 1].rate_emu = o->rate_emu;
6291d7e4 2938
6291d7e4
AK
2939 for (i = 0; i < orig_nb_streams; i++)
2940 av_dict_free(&opts[i]);
2941 av_freep(&opts);
575ec4e1
AK
2942
2943 reset_options(o);
6291d7e4
AK
2944 return 0;
2945}
2946
f233cfed
AK
2947static void parse_forced_key_frames(char *kf, OutputStream *ost,
2948 AVCodecContext *avctx)
2949{
2950 char *p;
2951 int n = 1, i;
2952 int64_t t;
2953
2954 for (p = kf; *p; p++)
2955 if (*p == ',')
2956 n++;
2957 ost->forced_kf_count = n;
2958 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
2959 if (!ost->forced_kf_pts) {
2960 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
2961 exit_program(1);
2962 }
2963 for (i = 0; i < n; i++) {
2964 p = i ? strchr(p, ',') + 1 : kf;
2965 t = parse_time_or_die("force_key_frames", p, 1);
2966 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
2967 }
2968}
2969
35e6f8c1 2970static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, enum AVMediaType type)
169f0647
AK
2971{
2972 OutputStream *ost;
495ecfd1 2973 AVStream *st = av_new_stream(oc, oc->nb_streams < o->nb_streamid_map ? o->streamid_map[oc->nb_streams] : 0);
169f0647 2974 int idx = oc->nb_streams - 1;
96139b5e 2975 int64_t max_frames = INT64_MAX;
013887eb 2976 char *bsf = NULL, *next, *codec_tag = NULL;
d821cbe2 2977 AVBitStreamFilterContext *bsfc, *bsfc_prev = NULL;
77d9c454 2978 double qscale = -1;
169f0647
AK
2979
2980 if (!st) {
f24facd3 2981 av_log(NULL, AV_LOG_FATAL, "Could not alloc stream.\n");
169f0647
AK
2982 exit_program(1);
2983 }
2984
4288e031
AK
2985 output_streams = grow_array(output_streams, sizeof(*output_streams), &nb_output_streams,
2986 nb_output_streams + 1);
2987 ost = &output_streams[nb_output_streams - 1];
40fc2810 2988 ost->file_index = nb_output_files;
169f0647
AK
2989 ost->index = idx;
2990 ost->st = st;
2991 st->codec->codec_type = type;
35e6f8c1 2992 ost->enc = choose_codec(o, oc, st, type);
169f0647
AK
2993 if (ost->enc) {
2994 ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st);
2995 }
2996
2997 avcodec_get_context_defaults3(st->codec, ost->enc);
2998 st->codec->codec_type = type; // XXX hack, avcodec_get_context_defaults2() sets type to unknown for stream copy
2999
96139b5e
AK
3000 MATCH_PER_STREAM_OPT(max_frames, i64, max_frames, oc, st);
3001 ost->max_frames = max_frames;
3002
d821cbe2
AK
3003 MATCH_PER_STREAM_OPT(bitstream_filters, str, bsf, oc, st);
3004 while (bsf) {
3005 if (next = strchr(bsf, ','))
3006 *next++ = 0;
3007 if (!(bsfc = av_bitstream_filter_init(bsf))) {
f24facd3 3008 av_log(NULL, AV_LOG_FATAL, "Unknown bitstream filter %s\n", bsf);
d821cbe2
AK
3009 exit_program(1);
3010 }
3011 if (bsfc_prev)
3012 bsfc_prev->next = bsfc;
3013 else
3014 ost->bitstream_filters = bsfc;
3015
3016 bsfc_prev = bsfc;
3017 bsf = next;
3018 }
3019
013887eb
AK
3020 MATCH_PER_STREAM_OPT(codec_tags, str, codec_tag, oc, st);
3021 if (codec_tag) {
3022 uint32_t tag = strtol(codec_tag, &next, 0);
3023 if (*next)
3024 tag = AV_RL32(codec_tag);
3025 st->codec->codec_tag = tag;
3026 }
3027
77d9c454
AK
3028 MATCH_PER_STREAM_OPT(qscale, dbl, qscale, oc, st);
3029 if (qscale >= 0 || same_quant) {
3030 st->codec->flags |= CODEC_FLAG_QSCALE;
3031 st->codec->global_quality = FF_QP2LAMBDA * qscale;
3032 }
3033
becdce99
AK
3034 if (oc->oformat->flags & AVFMT_GLOBALHEADER)
3035 st->codec->flags |= CODEC_FLAG_GLOBAL_HEADER;
3036
169f0647
AK
3037 ost->sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
3038 return ost;
3039}
3040
2c2cff16
AK
3041static void parse_matrix_coeffs(uint16_t *dest, const char *str)
3042{
3043 int i;
3044 const char *p = str;
3045 for(i = 0;; i++) {
3046 dest[i] = atoi(p);
3047 if(i == 63)
3048 break;
3049 p = strchr(p, ',');
3050 if(!p) {
e3245b26 3051 av_log(NULL, AV_LOG_FATAL, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
2c2cff16
AK
3052 exit_program(1);
3053 }
3054 p++;
3055 }
3056}
3057
35e6f8c1 3058static OutputStream *new_video_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3059{
3060 AVStream *st;
3061 OutputStream *ost;
3062 AVCodecContext *video_enc;
6291d7e4 3063
35e6f8c1 3064 ost = new_output_stream(o, oc, AVMEDIA_TYPE_VIDEO);
6291d7e4 3065 st = ost->st;
6291d7e4
AK
3066 video_enc = st->codec;
3067
d4397b03 3068 if (!st->stream_copy) {
0e68c783 3069 const char *p = NULL;
d4397b03 3070 char *forced_key_frames = NULL, *frame_rate = NULL, *frame_size = NULL;
b2254d83 3071 char *frame_aspect_ratio = NULL, *frame_pix_fmt = NULL;
8e5ce590 3072 char *intra_matrix = NULL, *inter_matrix = NULL, *filters = NULL;
828e0bcb 3073 int i, force_fps = 0, top_field_first = -1;
6291d7e4 3074
91ea4811
AK
3075 MATCH_PER_STREAM_OPT(frame_rates, str, frame_rate, oc, st);
3076 if (frame_rate && av_parse_video_rate(&ost->frame_rate, frame_rate) < 0) {
f24facd3 3077 av_log(NULL, AV_LOG_FATAL, "Invalid framerate value: %s\n", frame_rate);
91ea4811
AK
3078 exit_program(1);
3079 }
6291d7e4 3080
d4397b03
AK
3081 MATCH_PER_STREAM_OPT(frame_sizes, str, frame_size, oc, st);
3082 if (frame_size && av_parse_video_size(&video_enc->width, &video_enc->height, frame_size) < 0) {
f24facd3 3083 av_log(NULL, AV_LOG_FATAL, "Invalid frame size: %s.\n", frame_size);
d4397b03
AK
3084 exit_program(1);
3085 }
3086
ca46fde7
AK
3087 MATCH_PER_STREAM_OPT(frame_aspect_ratios, str, frame_aspect_ratio, oc, st);
3088 if (frame_aspect_ratio)
3089 ost->frame_aspect_ratio = parse_frame_aspect_ratio(frame_aspect_ratio);
3090
b2254d83
AK
3091 MATCH_PER_STREAM_OPT(frame_pix_fmts, str, frame_pix_fmt, oc, st);
3092 if (frame_pix_fmt && (video_enc->pix_fmt = av_get_pix_fmt(frame_pix_fmt)) == PIX_FMT_NONE) {
f24facd3 3093 av_log(NULL, AV_LOG_FATAL, "Unknown pixel format requested: %s.\n", frame_pix_fmt);
b2254d83
AK
3094 exit_program(1);
3095 }
6291d7e4
AK
3096 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
3097
2c2cff16
AK
3098 MATCH_PER_STREAM_OPT(intra_matrices, str, intra_matrix, oc, st);
3099 if (intra_matrix) {
3100 if (!(video_enc->intra_matrix = av_mallocz(sizeof(*video_enc->intra_matrix) * 64))) {
f24facd3 3101 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for intra matrix.\n");
2c2cff16
AK
3102 exit_program(1);
3103 }
3104 parse_matrix_coeffs(video_enc->intra_matrix, intra_matrix);
3105 }
3106 MATCH_PER_STREAM_OPT(inter_matrices, str, inter_matrix, oc, st);
3107 if (inter_matrix) {
3108 if (!(video_enc->inter_matrix = av_mallocz(sizeof(*video_enc->inter_matrix) * 64))) {
f24facd3 3109 av_log(NULL, AV_LOG_FATAL, "Could not allocate memory for inter matrix.\n");
2c2cff16
AK
3110 exit_program(1);
3111 }
3112 parse_matrix_coeffs(video_enc->inter_matrix, inter_matrix);
3113 }
6291d7e4 3114
0e68c783 3115 MATCH_PER_STREAM_OPT(rc_overrides, str, p, oc, st);
6291d7e4
AK
3116 for(i=0; p; i++){
3117 int start, end, q;
3118 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3119 if(e!=3){
e3245b26 3120 av_log(NULL, AV_LOG_FATAL, "error parsing rc_override\n");
6291d7e4
AK
3121 exit_program(1);
3122 }
3123 video_enc->rc_override=
3124 av_realloc(video_enc->rc_override,
3125 sizeof(RcOverride)*(i+1));
3126 video_enc->rc_override[i].start_frame= start;
3127 video_enc->rc_override[i].end_frame = end;
3128 if(q>0){
3129 video_enc->rc_override[i].qscale= q;
3130 video_enc->rc_override[i].quality_factor= 1.0;
3131 }
3132 else{
3133 video_enc->rc_override[i].qscale= 0;
3134 video_enc->rc_override[i].quality_factor= -q/100.0;
3135 }
3136 p= strchr(p, '/');
3137 if(p) p++;
3138 }
3139 video_enc->rc_override_count=i;
3140 if (!video_enc->rc_initial_buffer_occupancy)
3141 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
6291d7e4
AK
3142 video_enc->intra_dc_precision= intra_dc_precision - 8;
3143
6291d7e4
AK
3144 /* two pass mode */
3145 if (do_pass) {
3146 if (do_pass == 1) {
3147 video_enc->flags |= CODEC_FLAG_PASS1;
3148 } else {
3149 video_enc->flags |= CODEC_FLAG_PASS2;
3150 }
3151 }
3152
7c029672 3153 MATCH_PER_STREAM_OPT(forced_key_frames, str, forced_key_frames, oc, st);
6291d7e4
AK
3154 if (forced_key_frames)
3155 parse_forced_key_frames(forced_key_frames, ost, video_enc);
bef737a7
AK
3156
3157 MATCH_PER_STREAM_OPT(force_fps, i, force_fps, oc, st);
3158 ost->force_fps = force_fps;
828e0bcb
AK
3159
3160 MATCH_PER_STREAM_OPT(top_field_first, i, top_field_first, oc, st);
3161 ost->top_field_first = top_field_first;
8e5ce590
AK
3162
3163#if CONFIG_AVFILTER
3164 MATCH_PER_STREAM_OPT(filters, str, filters, oc, st);
3165 if (filters)
3166 ost->avfilter = av_strdup(filters);
3167#endif
6291d7e4 3168 }
6291d7e4 3169
3d4f0dab 3170 return ost;
6291d7e4
AK
3171}
3172
35e6f8c1 3173static OutputStream *new_audio_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3174{
3175 AVStream *st;
3176 OutputStream *ost;
6291d7e4 3177 AVCodecContext *audio_enc;
6291d7e4 3178
35e6f8c1 3179 ost = new_output_stream(o, oc, AVMEDIA_TYPE_AUDIO);
6291d7e4
AK
3180 st = ost->st;
3181
6291d7e4
AK
3182 audio_enc = st->codec;
3183 audio_enc->codec_type = AVMEDIA_TYPE_AUDIO;
3184
92f1940e 3185 if (!st->stream_copy) {
05bffc12
AK
3186 char *sample_fmt = NULL;
3187
6a11686d
AK
3188 MATCH_PER_STREAM_OPT(audio_channels, i, audio_enc->channels, oc, st);
3189
05bffc12
AK
3190 MATCH_PER_STREAM_OPT(sample_fmts, str, sample_fmt, oc, st);
3191 if (sample_fmt &&
3192 (audio_enc->sample_fmt = av_get_sample_fmt(sample_fmt)) == AV_SAMPLE_FMT_NONE) {
f24facd3 3193 av_log(NULL, AV_LOG_FATAL, "Invalid sample format '%s'\n", sample_fmt);
05bffc12
AK
3194 exit_program(1);
3195 }
3196
e2469ccf 3197 MATCH_PER_STREAM_OPT(audio_sample_rate, i, audio_enc->sample_rate, oc, st);
6291d7e4 3198 }
6291d7e4 3199
3d4f0dab 3200 return ost;
6291d7e4
AK
3201}
3202
35e6f8c1 3203static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3204{
3205 AVStream *st;
3206 OutputStream *ost;
6291d7e4 3207
35e6f8c1 3208 ost = new_output_stream(o, oc, AVMEDIA_TYPE_DATA);
6291d7e4 3209 st = ost->st;
92f1940e 3210 if (!st->stream_copy) {
e3245b26 3211 av_log(NULL, AV_LOG_FATAL, "Data stream encoding not supported yet (only streamcopy)\n");
6291d7e4
AK
3212 exit_program(1);
3213 }
3214
3d4f0dab 3215 return ost;
6291d7e4
AK
3216}
3217
3ccd1580
AK
3218static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc)
3219{
3220 OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT);
3221 ost->st->stream_copy = 1;
3222 return ost;
3223}
3224
35e6f8c1 3225static OutputStream *new_subtitle_stream(OptionsContext *o, AVFormatContext *oc)
6291d7e4
AK
3226{
3227 AVStream *st;
3228 OutputStream *ost;
6291d7e4 3229 AVCodecContext *subtitle_enc;
6291d7e4 3230
35e6f8c1 3231 ost = new_output_stream(o, oc, AVMEDIA_TYPE_SUBTITLE);
6291d7e4
AK
3232 st = ost->st;
3233 subtitle_enc = st->codec;
3234
6291d7e4
AK
3235 subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
3236
3d4f0dab 3237 return ost;
6291d7e4
AK
3238}
3239
3240/* arg format is "output-stream-index:streamid-value". */
495ecfd1 3241static int opt_streamid(OptionsContext *o, const char *opt, const char *arg)
6291d7e4
AK
3242{
3243 int idx;
3244 char *p;
3245 char idx_str[16];
3246
3247 av_strlcpy(idx_str, arg, sizeof(idx_str));
3248 p = strchr(idx_str, ':');
3249 if (!p) {
e3245b26
AK
3250 av_log(NULL, AV_LOG_FATAL,
3251 "Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
3252 arg, opt);
6291d7e4
AK
3253 exit_program(1);
3254 }
3255 *p++ = '\0';
3256 idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, INT_MAX);
495ecfd1
AK
3257 o->streamid_map = grow_array(o->streamid_map, sizeof(*o->streamid_map), &o->nb_streamid_map, idx+1);
3258 o->streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
6291d7e4
AK
3259 return 0;
3260}
3261
847529f8 3262static int copy_chapters(InputFile *ifile, OutputFile *ofile, int copy_metadata)
86530f41 3263{
6b779ccc
AK
3264 AVFormatContext *is = ifile->ctx;
3265 AVFormatContext *os = ofile->ctx;
86530f41
AK
3266 int i;
3267
3268 for (i = 0; i < is->nb_chapters; i++) {
3269 AVChapter *in_ch = is->chapters[i], *out_ch;
6b779ccc 3270 int64_t ts_off = av_rescale_q(ofile->start_time - ifile->ts_offset,
86530f41 3271 AV_TIME_BASE_Q, in_ch->time_base);
6b779ccc
AK
3272 int64_t rt = (ofile->recording_time == INT64_MAX) ? INT64_MAX :
3273 av_rescale_q(ofile->recording_time, AV_TIME_BASE_Q, in_ch->time_base);
86530f41
AK
3274
3275
3276 if (in_ch->end < ts_off)
3277 continue;
3278 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
3279 break;
3280
3281 out_ch = av_mallocz(sizeof(AVChapter));
3282 if (!out_ch)
3283 return AVERROR(ENOMEM);
3284
3285 out_ch->id = in_ch->id;
3286 out_ch->time_base = in_ch->time_base;
3287 out_ch->start = FFMAX(0, in_ch->start - ts_off);
3288 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
3289
847529f8 3290 if (copy_metadata)
86530f41
AK
3291 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
3292
3293 os->nb_chapters++;
3294 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
3295 if (!os->chapters)
3296 return AVERROR(ENOMEM);
3297 os->chapters[os->nb_chapters - 1] = out_ch;
3298 }
3299 return 0;
3300}
3301
35e6f8c1 3302static int read_avserver_streams(OptionsContext *o, AVFormatContext *s, const char *filename)
169f0647
AK
3303{
3304 int i, err;
3305 AVFormatContext *ic = NULL;
169f0647
AK
3306
3307 err = avformat_open_input(&ic, filename, NULL, NULL);
3308 if (err < 0)
3309 return err;
3310 /* copy stream format */
3311 for(i=0;i<ic->nb_streams;i++) {
3312 AVStream *st;
3313 OutputStream *ost;
3314 AVCodec *codec;
3315
3316 codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
35e6f8c1 3317 ost = new_output_stream(o, s, codec->type);
169f0647
AK
3318 st = ost->st;
3319
3320 // FIXME: a more elegant solution is needed
3321 memcpy(st, ic->streams[i], sizeof(AVStream));
3322 st->info = NULL;
3323 avcodec_copy_context(st->codec, ic->streams[i]->codec);
3324
3325 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO && !st->stream_copy)
3326 choose_sample_fmt(st, codec);
3327 else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && !st->stream_copy)
3328 choose_pixel_fmt(st, codec);
169f0647
AK
3329 }
3330
3331 av_close_input_file(ic);
3332 return 0;
3333}
3334
7cc8d638 3335static void opt_output_file(void *optctx, const char *filename)
6291d7e4 3336{
575ec4e1 3337 OptionsContext *o = optctx;
6291d7e4 3338 AVFormatContext *oc;
3d4f0dab 3339 int i, err;
6291d7e4 3340 AVOutputFormat *file_oformat;
3d4f0dab
AK
3341 OutputStream *ost;
3342 InputStream *ist;
6291d7e4
AK
3343
3344 if (!strcmp(filename, "-"))
3345 filename = "pipe:";
3346
3347 oc = avformat_alloc_context();
3348 if (!oc) {
3349 print_error(filename, AVERROR(ENOMEM));
3350 exit_program(1);
3351 }
3352
7041bb3b
AK
3353 if (o->format) {
3354 file_oformat = av_guess_format(o->format, NULL, NULL);
6291d7e4 3355 if (!file_oformat) {
e3245b26 3356 av_log(NULL, AV_LOG_FATAL, "Requested output format '%s' is not a suitable output format\n", o->format);
6291d7e4
AK
3357 exit_program(1);
3358 }
6291d7e4
AK
3359 } else {
3360 file_oformat = av_guess_format(NULL, filename, NULL);
3361 if (!file_oformat) {
e3245b26
AK
3362 av_log(NULL, AV_LOG_FATAL, "Unable to find a suitable output format for '%s'\n",
3363 filename);
6291d7e4
AK
3364 exit_program(1);
3365 }
3366 }
3367
3368 oc->oformat = file_oformat;
3369 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
3370
3371 if (!strcmp(file_oformat->name, "ffm") &&
3372 av_strstart(filename, "http:", NULL)) {
3373 /* special case for files sent to avserver: we get the stream
3374 parameters from avserver */
35e6f8c1 3375 int err = read_avserver_streams(o, oc, filename);
6291d7e4
AK
3376 if (err < 0) {
3377 print_error(filename, err);
3378 exit_program(1);
3379 }
575ec4e1 3380 } else if (!o->nb_stream_maps) {
3d4f0dab
AK
3381 /* pick the "best" stream of each type */
3382#define NEW_STREAM(type, index)\
3383 if (index >= 0) {\
35e6f8c1 3384 ost = new_ ## type ## _stream(o, oc);\
3d4f0dab
AK
3385 ost->source_index = index;\
3386 ost->sync_ist = &input_streams[index];\
3387 input_streams[index].discard = 0;\
3388 }
3389
3390 /* video: highest resolution */
2130981a 3391 if (!o->video_disable && oc->oformat->video_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3392 int area = 0, idx = -1;
3393 for (i = 0; i < nb_input_streams; i++) {
3394 ist = &input_streams[i];
3395 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
3396 ist->st->codec->width * ist->st->codec->height > area) {
3397 area = ist->st->codec->width * ist->st->codec->height;
3398 idx = i;
3399 }
3400 }
3401 NEW_STREAM(video, idx);
3402 }
3403
3404 /* audio: most channels */
2130981a 3405 if (!o->audio_disable && oc->oformat->audio_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3406 int channels = 0, idx = -1;
3407 for (i = 0; i < nb_input_streams; i++) {
3408 ist = &input_streams[i];
3409 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
3410 ist->st->codec->channels > channels) {
3411 channels = ist->st->codec->channels;
3412 idx = i;
3413 }
3414 }
3415 NEW_STREAM(audio, idx);
3416 }
3417
3418 /* subtitles: pick first */
2130981a 3419 if (!o->subtitle_disable && oc->oformat->subtitle_codec != CODEC_ID_NONE) {
3d4f0dab
AK
3420 for (i = 0; i < nb_input_streams; i++)
3421 if (input_streams[i].st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
3422 NEW_STREAM(subtitle, i);
3423 break;
3424 }
3425 }
3426 /* do something with data? */
6291d7e4 3427 } else {
575ec4e1
AK
3428 for (i = 0; i < o->nb_stream_maps; i++) {
3429 StreamMap *map = &o->stream_maps[i];
3d4f0dab 3430
8d2e4a7e
AK
3431 if (map->disabled)
3432 continue;
3d4f0dab 3433
6cd9d0f7 3434 ist = &input_streams[input_files[map->file_index].ist_index + map->stream_index];
3d4f0dab 3435 switch (ist->st->codec->codec_type) {
35e6f8c1
AK
3436 case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(o, oc); break;
3437 case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(o, oc); break;
3438 case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream(o, oc); break;
3439 case AVMEDIA_TYPE_DATA: ost = new_data_stream(o, oc); break;
3ccd1580 3440 case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc); break;
3d4f0dab 3441 default:
f24facd3 3442 av_log(NULL, AV_LOG_FATAL, "Cannot map stream #%d.%d - unsupported type.\n",
3d4f0dab
AK
3443 map->file_index, map->stream_index);
3444 exit_program(1);
3445 }
3446
6cd9d0f7 3447 ost->source_index = input_files[map->file_index].ist_index + map->stream_index;
3d4f0dab
AK
3448 ost->sync_ist = &input_streams[input_files[map->sync_file_index].ist_index +
3449 map->sync_stream_index];
3450 ist->discard = 0;
3451 }
6291d7e4
AK
3452 }
3453
af70aa45
AK
3454 output_files = grow_array(output_files, sizeof(*output_files), &nb_output_files, nb_output_files + 1);
3455 output_files[nb_output_files - 1].ctx = oc;
4288e031 3456 output_files[nb_output_files - 1].ost_index = nb_output_streams - oc->nb_streams;
6b779ccc
AK
3457 output_files[nb_output_files - 1].recording_time = o->recording_time;
3458 output_files[nb_output_files - 1].start_time = o->start_time;
13ccba50 3459 output_files[nb_output_files - 1].limit_filesize = o->limit_filesize;
af70aa45 3460 av_dict_copy(&output_files[nb_output_files - 1].opts, format_opts, 0);
6291d7e4
AK
3461
3462 /* check filename in case of an image number is expected */
3463 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
3464 if (!av_filename_number_test(oc->filename)) {
3465 print_error(oc->filename, AVERROR(EINVAL));
3466 exit_program(1);
3467 }
3468 }
3469
3470 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
3471 /* test if it already exists to avoid loosing precious files */
3472 if (!file_overwrite &&
3473 (strchr(filename, ':') == NULL ||
3474 filename[1] == ':' ||
3475 av_strstart(filename, "file:", NULL))) {
3476 if (avio_check(filename, 0) == 0) {
3477 if (!using_stdin) {
3478 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3479 fflush(stderr);
3480 if (!read_yesno()) {
3481 fprintf(stderr, "Not overwriting - exiting\n");
3482 exit_program(1);
3483 }
3484 }
3485 else {
3486 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
3487 exit_program(1);
3488 }
3489 }
3490 }
3491
3492 /* open the file */
3493 if ((err = avio_open(&oc->pb, filename, AVIO_FLAG_WRITE)) < 0) {
3494 print_error(filename, err);
3495 exit_program(1);
3496 }
3497 }
3498
dc26318c
AK
3499 oc->preload = (int)(o->mux_preload * AV_TIME_BASE);
3500 oc->max_delay = (int)(o->mux_max_delay * AV_TIME_BASE);
6291d7e4
AK
3501 oc->flags |= AVFMT_FLAG_NONBLOCK;
3502
b9aac90b 3503 /* copy chapters */
c5bb372e
AK
3504 if (o->chapters_input_file >= nb_input_files) {
3505 if (o->chapters_input_file == INT_MAX) {
b9aac90b 3506 /* copy chapters from the first input file that has them*/
c5bb372e 3507 o->chapters_input_file = -1;
b9aac90b
AK
3508 for (i = 0; i < nb_input_files; i++)
3509 if (input_files[i].ctx->nb_chapters) {
c5bb372e 3510 o->chapters_input_file = i;
b9aac90b
AK
3511 break;
3512 }
3513 } else {
f24facd3 3514 av_log(NULL, AV_LOG_FATAL, "Invalid input file index %d in chapter mapping.\n",
c5bb372e 3515 o->chapters_input_file);
b9aac90b
AK
3516 exit_program(1);
3517 }
3518 }
c5bb372e
AK
3519 if (o->chapters_input_file >= 0)
3520 copy_chapters(&input_files[o->chapters_input_file], &output_files[nb_output_files - 1],
f39ecc79 3521 !o->metadata_chapters_manual);
b9aac90b 3522
e6e6060c 3523 /* copy metadata */
847529f8 3524 for (i = 0; i < o->nb_meta_data_maps; i++) {
e6e6060c
AK
3525 AVFormatContext *files[2];
3526 AVDictionary **meta[2];
3527 int j;
3528
3529#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
3530 if ((index) < 0 || (index) >= (nb_elems)) {\
f24facd3 3531 av_log(NULL, AV_LOG_FATAL, "Invalid %s index %d while processing metadata maps\n",\
e6e6060c
AK
3532 (desc), (index));\
3533 exit_program(1);\
3534 }
3535
847529f8 3536 int in_file_index = o->meta_data_maps[i][1].file;
e6e6060c
AK
3537 if (in_file_index < 0)
3538 continue;
3539 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
3540
3541 files[0] = oc;
3542 files[1] = input_files[in_file_index].ctx;
3543
3544 for (j = 0; j < 2; j++) {
847529f8 3545 MetadataMap *map = &o->meta_data_maps[i][j];
e6e6060c
AK
3546
3547 switch (map->type) {
3548 case 'g':
3549 meta[j] = &files[j]->metadata;
3550 break;
3551 case 's':
3552 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
3553 meta[j] = &files[j]->streams[map->index]->metadata;
3554 break;
3555 case 'c':
3556 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
3557 meta[j] = &files[j]->chapters[map->index]->metadata;
3558 break;
3559 case 'p':
3560 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
3561 meta[j] = &files[j]->programs[map->index]->metadata;
3562 break;
3563 }
3564 }
3565
3566 av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
3567 }
3568
3569 /* copy global metadata by default */
847529f8 3570 if (!o->metadata_global_manual && nb_input_files)
e6e6060c
AK
3571 av_dict_copy(&oc->metadata, input_files[0].ctx->metadata,
3572 AV_DICT_DONT_OVERWRITE);
847529f8 3573 if (!o->metadata_streams_manual)
4288e031
AK
3574 for (i = output_files[nb_output_files - 1].ost_index; i < nb_output_streams; i++) {
3575 InputStream *ist = &input_streams[output_streams[i].source_index];
3576 av_dict_copy(&output_streams[i].st->metadata, ist->st->metadata, AV_DICT_DONT_OVERWRITE);
e6e6060c
AK
3577 }
3578
039267f1
AK
3579 /* process manually set metadata */
3580 for (i = 0; i < o->nb_metadata; i++) {
3581 AVDictionary **m;
3582 char type, *val;
3583 int index = 0;
3584
3585 val = strchr(o->metadata[i].u.str, '=');
3586 if (!val) {
f24facd3 3587 av_log(NULL, AV_LOG_FATAL, "No '=' character in metadata string %s.\n",
039267f1
AK
3588 o->metadata[i].u.str);
3589 exit_program(1);
3590 }
3591 *val++ = 0;
3592
3593 parse_meta_type(o->metadata[i].specifier, &type, &index);
3594 switch (type) {
3595 case 'g':
3596 m = &oc->metadata;
3597 break;
3598 case 's':
3599 if (index < 0 || index >= oc->nb_streams) {
f24facd3 3600 av_log(NULL, AV_LOG_FATAL, "Invalid stream index %d in metadata specifier.\n", index);
039267f1
AK
3601 exit_program(1);
3602 }
4bb3ae1e 3603 m = &oc->streams[index]->metadata;
039267f1
AK
3604 break;
3605 case 'c':
3606 if (index < 0 || index >= oc->nb_chapters) {
f24facd3 3607 av_log(NULL, AV_LOG_FATAL, "Invalid chapter index %d in metadata specifier.\n", index);
039267f1
AK
3608 exit_program(1);
3609 }
4bb3ae1e 3610 m = &oc->chapters[index]->metadata;
039267f1
AK
3611 break;
3612 default:
f24facd3 3613 av_log(NULL, AV_LOG_FATAL, "Invalid metadata specifier %s.\n", o->metadata[i].specifier);
039267f1
AK
3614 exit_program(1);
3615 }
3616
3617 av_dict_set(m, o->metadata[i].u.str, *val ? val : NULL, 0);
3618 }
3619
575ec4e1 3620 reset_options(o);
6291d7e4
AK
3621}
3622
3623/* same option as mencoder */
3624static int opt_pass(const char *opt, const char *arg)
3625{
3626 do_pass = parse_number_or_die(opt, arg, OPT_INT, 1, 2);
3627 return 0;
3628}
3629
3630static int64_t getutime(void)
3631{
3632#if HAVE_GETRUSAGE
3633 struct rusage rusage;
3634
3635 getrusage(RUSAGE_SELF, &rusage);
3636 return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
3637#elif HAVE_GETPROCESSTIMES
3638 HANDLE proc;
3639 FILETIME c, e, k, u;
3640 proc = GetCurrentProcess();
3641 GetProcessTimes(proc, &c, &e, &k, &u);
3642 return ((int64_t) u.dwHighDateTime << 32 | u.dwLowDateTime) / 10;
3643#else
3644 return av_gettime();
3645#endif
3646}
3647
3648static int64_t getmaxrss(void)
3649{
3650#if HAVE_GETRUSAGE && HAVE_STRUCT_RUSAGE_RU_MAXRSS
3651 struct rusage rusage;
3652 getrusage(RUSAGE_SELF, &rusage);
3653 return (int64_t)rusage.ru_maxrss * 1024;
3654#elif HAVE_GETPROCESSMEMORYINFO
3655 HANDLE proc;
3656 PROCESS_MEMORY_COUNTERS memcounters;
3657 proc = GetCurrentProcess();
3658 memcounters.cb = sizeof(memcounters);
3659 GetProcessMemoryInfo(proc, &memcounters, sizeof(memcounters));
3660 return memcounters.PeakPagefileUsage;
3661#else
3662 return 0;