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build: rework rules for things in the tools dir
[libav.git] / ffmpeg.c
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85f07f22 1/*
89b503b5 2 * ffmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
2912e87a 5 * This file is part of Libav.
b78e7197 6 *
2912e87a 7 * Libav is free software; you can redistribute it and/or
bf5af568
FB		 8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
b78e7197 10 * version 2.1 of the License, or (at your option) any later version.
85f07f22 11 *
2912e87a 12 * Libav is distributed in the hope that it will be useful,
85f07f22 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
FB		 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
85f07f22 16 *
bf5af568 17 * You should have received a copy of the GNU Lesser General Public
2912e87a 18 * License along with Libav; if not, write to the Free Software
5509bffa 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
85f07f22 20 */
364a9607 21
0f4e8165
RB		 22#include "config.h"
23#include <ctype.h>
24#include <string.h>
25#include <math.h>
26#include <stdlib.h>
27#include <errno.h>
d86b83f8 28#include <signal.h>
22f7a060 29#include <limits.h>
7246177d 30#include <unistd.h>
245976da
DB		 31#include "libavformat/avformat.h"
32#include "libavdevice/avdevice.h"
33#include "libswscale/swscale.h"
41d0eb1c 34#include "libavutil/opt.h"
ce1ee094 35#include "libavcodec/audioconvert.h"
737eb597
RT		 36#include "libavutil/audioconvert.h"
37#include "libavutil/parseutils.h"
38#include "libavutil/samplefmt.h"
2b4abbd6 39#include "libavutil/colorspace.h"
245976da 40#include "libavutil/fifo.h"
2839dc97 41#include "libavutil/intreadwrite.h"
d2d67e42 42#include "libavutil/dict.h"
0ebcdf5c 43#include "libavutil/mathematics.h"
718c7b18 44#include "libavutil/pixdesc.h"
245976da 45#include "libavutil/avstring.h"
335ee1aa 46#include "libavutil/libm.h"
245976da 47#include "libavformat/os_support.h"
daf8e955 48
46847a33
MN		 49#if CONFIG_AVFILTER
50# include "libavfilter/avfilter.h"
51# include "libavfilter/avfiltergraph.h"
46847a33
MN		 52# include "libavfilter/vsrc_buffer.h"
53#endif
54
b250f9c6 55#if HAVE_SYS_RESOURCE_H
0a1b29de 56#include <sys/types.h>
fc5607f8 57#include <sys/time.h>
b091aa44 58#include <sys/resource.h>
b250f9c6 59#elif HAVE_GETPROCESSTIMES
7495c306
RP		 60#include <windows.h>
61#endif
fc5607f8
RD		 62#if HAVE_GETPROCESSMEMORYINFO
63#include <windows.h>
64#include <psapi.h>
65#endif
7495c306 66
b250f9c6 67#if HAVE_SYS_SELECT_H
fb1d2d7b
BC		 68#include <sys/select.h>
69#endif
70
bf5af568 71#include <time.h>
85f07f22 72
01310af2
FB		 73#include "cmdutils.h"
74
b64b4134 75#include "libavutil/avassert.h"
2b18dcd0 76
89b503b5 77const char program_name[] = "ffmpeg";
ea9c581f 78const int program_birth_year = 2000;
86074ed1 79
85f07f22 80/* select an input stream for an output stream */
17c8cc55 81typedef struct StreamMap {
85f07f22
FB		 82 int file_index;
83 int stream_index;
b4a3389e
WG		 84 int sync_file_index;
85 int sync_stream_index;
17c8cc55 86} StreamMap;
85f07f22 87
3f07e8db
MN		 88/**
89 * select an input file for an output file
90 */
17c8cc55 91typedef struct MetadataMap {
1829e195
AK		 92 int file; //< file index
93 char type; //< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
94 int index; //< stream/chapter/program number
17c8cc55 95} MetadataMap;
0a38bafd 96
17c8cc55 97typedef struct ChapterMap {
91e96eba
AK		 98 int in_file;
99 int out_file;
17c8cc55 100} ChapterMap;
91e96eba 101
580a6c57 102static const OptionDef options[];
85f07f22 103
60402344 104#define MAX_FILES 100
84fd51e5 105#define MAX_STREAMS 1024 /* arbitrary sanity check value */
85f07f22 106
3ee53dab
AK		 107#define FFM_PACKET_SIZE 4096 //XXX a duplicate of the line in ffm.h
108
ef6fc647 109static const char *last_asked_format = NULL;
2c6958aa 110static double *input_files_ts_scale[MAX_FILES] = {NULL};
2c6958aa 111static int nb_input_files_ts_scale[MAX_FILES] = {0};
85f07f22
FB		 112
113static AVFormatContext *output_files[MAX_FILES];
8035f429 114static AVDictionary *output_opts[MAX_FILES];
85f07f22
FB		 115static int nb_output_files = 0;
116
17c8cc55 117static StreamMap *stream_maps = NULL;
85f07f22
FB		 118static int nb_stream_maps;
119
1829e195 120/* first item specifies output metadata, second is input */
17c8cc55 121static MetadataMap (*meta_data_maps)[2] = NULL;
0a38bafd 122static int nb_meta_data_maps;
477b1aea 123static int metadata_global_autocopy = 1;
d0abe80a
AK		 124static int metadata_streams_autocopy = 1;
125static int metadata_chapters_autocopy = 1;
0a38bafd 126
17c8cc55 127static ChapterMap *chapter_maps = NULL;
91e96eba
AK		 128static int nb_chapter_maps;
129
006e8108 130/* indexed by output file stream index */
e640f261
AJ		 131static int *streamid_map = NULL;
132static int nb_streamid_map = 0;
006e8108 133
55cf1959
MN		 134static int frame_width = 0;
135static int frame_height = 0;
880e8ba7 136static float frame_aspect_ratio = 0;
644a9262 137static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
5d6e4c16 138static enum AVSampleFormat audio_sample_fmt = AV_SAMPLE_FMT_NONE;
cf7fc795 139static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 140static AVRational frame_rate;
158c7f05 141static float video_qscale = 0;
84f608f4
VM		 142static uint16_t *intra_matrix = NULL;
143static uint16_t *inter_matrix = NULL;
464a631c 144static const char *video_rc_override_string=NULL;
85f07f22 145static int video_disable = 0;
f3356e9c 146static int video_discard = 0;
4a897224 147static char *video_codec_name = NULL;
83a36b2e 148static unsigned int video_codec_tag = 0;
0fc2c0f6 149static char *video_language = NULL;
85f07f22 150static int same_quality = 0;
cfcf0ffd 151static int do_deinterlace = 0;
bb198e19 152static int top_field_first = -1;
f4f3223f 153static int me_threshold = 0;
1a11cbcc 154static int intra_dc_precision = 8;
5894e1bb 155static int loop_input = 0;
8108551a 156static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 157static int qp_hist = 0;
46847a33
MN		 158#if CONFIG_AVFILTER
159static char *vfilters = NULL;
46847a33 160#endif
85f07f22 161
85f07f22 162static int intra_only = 0;
d7ee4402 163static int audio_sample_rate = 0;
13367a46 164static int64_t channel_layout = 0;
c57c770d
JR		 165#define QSCALE_NONE -99999
166static float audio_qscale = QSCALE_NONE;
85f07f22 167static int audio_disable = 0;
8f3e9997 168static int audio_channels = 0;
4a897224 169static char *audio_codec_name = NULL;
83a36b2e 170static unsigned int audio_codec_tag = 0;
cf7fc795
FB		 171static char *audio_language = NULL;
172
11bf3847 173static int subtitle_disable = 0;
4a897224 174static char *subtitle_codec_name = NULL;
cf7fc795 175static char *subtitle_language = NULL;
83a36b2e 176static unsigned int subtitle_codec_tag = 0;
85f07f22 177
e3b540b4
LB		 178static int data_disable = 0;
179static char *data_codec_name = NULL;
180static unsigned int data_codec_tag = 0;
181
17c88cb0
MN		 182static float mux_preload= 0.5;
183static float mux_max_delay= 0.7;
2db3c638 184
fc7ad2af 185static int64_t recording_time = INT64_MAX;
8831db5c 186static int64_t start_time = 0;
25d34458 187static int64_t recording_timestamp = 0;
a6a92a9a 188static int64_t input_ts_offset = 0;
85f07f22 189static int file_overwrite = 0;
d2d67e42 190static AVDictionary *metadata;
5727b222 191static int do_benchmark = 0;
a0663ba4 192static int do_hex_dump = 0;
254abc2e 193static int do_pkt_dump = 0;
43f1708f 194static int do_psnr = 0;
5abdb4b1 195static int do_pass = 0;
ad16627f 196static char *pass_logfilename_prefix = NULL;
1629626f
FB		 197static int audio_stream_copy = 0;
198static int video_stream_copy = 0;
cf7fc795 199static int subtitle_stream_copy = 0;
e3b540b4 200static int data_stream_copy = 0;
8858816d 201static int video_sync_method= -1;
986ebcdb 202static int audio_sync_method= 0;
d4d226a8 203static float audio_drift_threshold= 0.1;
72bd8100 204static int copy_ts= 0;
0f27e6b4 205static int copy_tb;
76bdac6d 206static int opt_shortest = 0;
b60d1379 207static char *vstats_filename;
032aa7df 208static FILE *vstats_file;
50e143c4 209static int opt_programid = 0;
50e3477f 210static int copy_initial_nonkeyframes = 0;
5abdb4b1 211
bdfcbbed
MK		 212static int rate_emu = 0;
213
a9aa3467 214static int audio_volume = 256;
8aa3ee32 215
f2abc559 216static int exit_on_error = 0;
d9a916e2 217static int using_stdin = 0;
f068206e 218static int verbose = 1;
9c3d33d6 219static int thread_count= 1;
1008ceb3
MN		 220static int64_t video_size = 0;
221static int64_t audio_size = 0;
222static int64_t extra_size = 0;
a6a92a9a
WG		 223static int nb_frames_dup = 0;
224static int nb_frames_drop = 0;
6e454c38 225static int input_sync;
76bdac6d 226static uint64_t limit_filesize = 0;
d2845b75 227static int force_fps = 0;
4ad08021 228static char *forced_key_frames = NULL;
d9a916e2 229
a8482aab 230static float dts_delta_threshold = 10;
5b6d5596 231
29cc1c23 232static int64_t timer_start;
8bbf6db9 233
3321cb3f
BC		 234static uint8_t *audio_buf;
235static uint8_t *audio_out;
a6d1bd05 236static unsigned int allocated_audio_out_size, allocated_audio_buf_size;
3321cb3f
BC		 237
238static short *samples;
239
748c2fca
MN		 240static AVBitStreamFilterContext *video_bitstream_filters=NULL;
241static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 242static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
5b6d5596 243
ad16627f 244#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 245
17c8cc55 246struct InputStream;
b4a3389e 247
17c8cc55 248typedef struct OutputStream {
85f07f22
FB		 249 int file_index; /* file index */
250 int index; /* stream index in the output file */
17c8cc55 251 int source_index; /* InputStream index */
85f07f22 252 AVStream *st; /* stream in the output file */
ec5517d5
FB		 253 int encoding_needed; /* true if encoding needed for this stream */
254 int frame_number;
255 /* input pts and corresponding output pts
256 for A/V sync */
b4a3389e 257 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
17c8cc55 258 struct InputStream *sync_ist; /* input stream to sync against */
e928649b 259 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
0b6d358a 260 AVBitStreamFilterContext *bitstream_filters;
9446d759
AK		 261 AVCodec *enc;
262
85f07f22 263 /* video only */
07d0cdfc 264 int video_resample;
a4d36c11 265 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA		 266 struct SwsContext *img_resample_ctx; /* for image resampling */
267 int resample_height;
352666c1 268 int resample_width;
01a3c821 269 int resample_pix_fmt;
a6286bda 270 AVRational frame_rate;
34b10a57 271
901ff511
BC		 272 float frame_aspect_ratio;
273
4ad08021
NG		 274 /* forced key frames */
275 int64_t *forced_kf_pts;
276 int forced_kf_count;
277 int forced_kf_index;
278
85f07f22
FB		 279 /* audio only */
280 int audio_resample;
281 ReSampleContext *resample; /* for audio resampling */
8afab686
SS		 282 int resample_sample_fmt;
283 int resample_channels;
284 int resample_sample_rate;
a79db0f7
PR		 285 int reformat_pair;
286 AVAudioConvert *reformat_ctx;
41dd680d 287 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 288 FILE *logfile;
1435f2fa 289
9d5fa618
MN		 290#if CONFIG_AVFILTER
291 AVFilterContext *output_video_filter;
292 AVFilterContext *input_video_filter;
293 AVFilterBufferRef *picref;
294 char *avfilter;
295 AVFilterGraph *graph;
296#endif
297
1435f2fa 298 int sws_flags;
17c8cc55 299} OutputStream;
85f07f22 300
17c8cc55 301static OutputStream **output_streams_for_file[MAX_FILES] = { NULL };
9fdf4b58
NG		 302static int nb_output_streams_for_file[MAX_FILES] = { 0 };
303
17c8cc55 304typedef struct InputStream {
85f07f22 305 int file_index;
85f07f22
FB		 306 AVStream *st;
307 int discard; /* true if stream data should be discarded */
308 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
9e253c13 309 AVCodec *dec;
bdfcbbed
MK		 310
311 int64_t start; /* time when read started */
254abc2e
FB		 312 int64_t next_pts; /* synthetic pts for cases where pkt.pts
313 is not defined */
e7d0374f 314 int64_t pts; /* current pts */
0ff4f0c0 315 PtsCorrectionContext pts_ctx;
ff4905a5 316 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 317 int showed_multi_packet_warning;
55a7e946 318 int is_past_recording_time;
17c8cc55 319} InputStream;
85f07f22 320
17c8cc55 321typedef struct InputFile {
07633154 322 AVFormatContext *ctx;
85f07f22
FB		 323 int eof_reached; /* true if eof reached */
324 int ist_index; /* index of first stream in ist_table */
325 int buffer_size; /* current total buffer size */
27e91f37 326 int64_t ts_offset;
17c8cc55 327} InputFile;
85f07f22 328
17c8cc55 329static InputStream *input_streams = NULL;
07633154 330static int nb_input_streams = 0;
17c8cc55 331static InputFile *input_files = NULL;
07633154
AK		 332static int nb_input_files = 0;
333
46847a33 334#if CONFIG_AVFILTER
46847a33 335
17c8cc55 336static int configure_video_filters(InputStream *ist, OutputStream *ost)
46847a33 337{
a9f3cb93 338 AVFilterContext *last_filter, *filter;
46847a33
MN		 339 /** filter graph containing all filters including input & output */
340 AVCodecContext *codec = ost->st->codec;
341 AVCodecContext *icodec = ist->st->codec;
f7ead94c 342 FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt };
7a11c82f 343 AVRational sample_aspect_ratio;
46847a33 344 char args[255];
4ddf0d29 345 int ret;
46847a33 346
9d5fa618 347 ost->graph = avfilter_graph_alloc();
46847a33 348
7a11c82f
MN		 349 if (ist->st->sample_aspect_ratio.num){
350 sample_aspect_ratio = ist->st->sample_aspect_ratio;
351 }else
352 sample_aspect_ratio = ist->st->codec->sample_aspect_ratio;
353
354 snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width,
355 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE,
356 sample_aspect_ratio.num, sample_aspect_ratio.den);
357
9d5fa618
MN		 358 ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"),
359 "src", args, NULL, ost->graph);
037be76e 360 if (ret < 0)
4ddf0d29 361 return ret;
9d5fa618
MN		 362 ret = avfilter_graph_create_filter(&ost->output_video_filter, &ffsink,
363 "out", NULL, &ffsink_ctx, ost->graph);
037be76e 364 if (ret < 0)
4ddf0d29 365 return ret;
9d5fa618 366 last_filter = ost->input_video_filter;
46847a33 367
5879ea6d 368 if (codec->width != icodec->width || codec->height != icodec->height) {
6e82e7fa 369 snprintf(args, 255, "%d:%d:flags=0x%X",
0c22311b
MN		 370 codec->width,
371 codec->height,
1435f2fa 372 ost->sws_flags);
037be76e 373 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
9d5fa618 374 NULL, args, NULL, ost->graph)) < 0)
4ddf0d29
SS		 375 return ret;
376 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
377 return ret;
a9f3cb93 378 last_filter = filter;
46847a33
MN		 379 }
380
1435f2fa 381 snprintf(args, sizeof(args), "flags=0x%X", ost->sws_flags);
9d5fa618 382 ost->graph->scale_sws_opts = av_strdup(args);
f96363df 383
9d5fa618 384 if (ost->avfilter) {
46847a33
MN		 385 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
386 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
387
388 outputs->name = av_strdup("in");
7313132b 389 outputs->filter_ctx = last_filter;
46847a33
MN		 390 outputs->pad_idx = 0;
391 outputs->next = NULL;
392
393 inputs->name = av_strdup("out");
9d5fa618 394 inputs->filter_ctx = ost->output_video_filter;
46847a33
MN		 395 inputs->pad_idx = 0;
396 inputs->next = NULL;
397
9d5fa618 398 if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0)
4ddf0d29 399 return ret;
9d5fa618 400 av_freep(&ost->avfilter);
46847a33 401 } else {
9d5fa618 402 if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0)
4ddf0d29 403 return ret;
46847a33
MN		 404 }
405
9d5fa618 406 if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0)
4ddf0d29 407 return ret;
46847a33 408
9d5fa618
MN		 409 codec->width = ost->output_video_filter->inputs[0]->w;
410 codec->height = ost->output_video_filter->inputs[0]->h;
7a11c82f 411 codec->sample_aspect_ratio = ost->st->sample_aspect_ratio =
901ff511
BC		 412 ost->frame_aspect_ratio ? // overriden by the -aspect cli option
413 av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) :
9d5fa618 414 ost->output_video_filter->inputs[0]->sample_aspect_ratio;
46847a33
MN		 415
416 return 0;
417}
418#endif /* CONFIG_AVFILTER */
419
85f07f22
FB		 420static void term_exit(void)
421{
6b6bca64 422 av_log(NULL, AV_LOG_QUIET, "");
64f6e357 423}
85f07f22 424
e9a832e5 425static volatile int received_sigterm = 0;
a1217548 426static volatile int received_nb_signals = 0;
9680a722
RP		 427
428static void
429sigterm_handler(int sig)
430{
431 received_sigterm = sig;
a1217548 432 received_nb_signals++;
9680a722
RP		 433 term_exit();
434}
435
85f07f22
FB		 436static void term_init(void)
437{
9680a722 438 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 439 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR		 440#ifdef SIGXCPU
441 signal(SIGXCPU, sigterm_handler);
442#endif
85f07f22
FB		 443}
444
b51469a0
LS		 445static int decode_interrupt_cb(void)
446{
a1217548 447 return received_nb_signals > 1;
b51469a0
LS		 448}
449
639e4ec8 450static int ffmpeg_exit(int ret)
e5295c0d
RP		 451{
452 int i;
453
454 /* close files */
455 for(i=0;i<nb_output_files;i++) {
e5295c0d 456 AVFormatContext *s = output_files[i];
8767060c 457 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
22a3212e 458 avio_close(s->pb);
b22dbb29 459 avformat_free_context(s);
9fdf4b58 460 av_free(output_streams_for_file[i]);
8035f429 461 av_dict_free(&output_opts[i]);
e5295c0d 462 }
2c6958aa 463 for(i=0;i<nb_input_files;i++) {
07633154 464 av_close_input_file(input_files[i].ctx);
2c6958aa
AJ		 465 av_free(input_files_ts_scale[i]);
466 }
e5295c0d 467
e5295c0d
RP		 468 av_free(intra_matrix);
469 av_free(inter_matrix);
470
471 if (vstats_file)
472 fclose(vstats_file);
473 av_free(vstats_filename);
474
e640f261 475 av_free(streamid_map);
3a8e8824 476 av_free(stream_maps);
63e856df 477 av_free(meta_data_maps);
e5295c0d 478
07633154
AK		 479 av_freep(&input_streams);
480 av_freep(&input_files);
481
e5295c0d
RP		 482 av_free(video_codec_name);
483 av_free(audio_codec_name);
484 av_free(subtitle_codec_name);
e3b540b4 485 av_free(data_codec_name);
e5295c0d 486
a5c33faa 487 uninit_opts();
3321cb3f
BC		 488 av_free(audio_buf);
489 av_free(audio_out);
b8919a30 490 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 491 av_free(samples);
5973490a 492
46847a33
MN		 493#if CONFIG_AVFILTER
494 avfilter_uninit();
495#endif
496
e5295c0d
RP		 497 if (received_sigterm) {
498 fprintf(stderr,
499 "Received signal %d: terminating.\n",
500 (int) received_sigterm);
501 exit (255);
502 }
503
296df4e7
RP		 504 exit(ret); /* not all OS-es handle main() return value */
505 return ret;
dba249ab
AJ		 506}
507
8035f429
AK		 508static void assert_avoptions(AVDictionary *m)
509{
510 AVDictionaryEntry *t;
511 if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
512 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
513 ffmpeg_exit(1);
514 }
515}
516
dba249ab
AJ		 517/* similar to ff_dynarray_add() and av_fast_realloc() */
518static void *grow_array(void *array, int elem_size, int *size, int new_size)
519{
520 if (new_size >= INT_MAX / elem_size) {
521 fprintf(stderr, "Array too big.\n");
522 ffmpeg_exit(1);
523 }
524 if (*size < new_size) {
525 uint8_t *tmp = av_realloc(array, new_size*elem_size);
526 if (!tmp) {
527 fprintf(stderr, "Could not alloc buffer.\n");
528 ffmpeg_exit(1);
529 }
530 memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
531 *size = new_size;
532 return tmp;
533 }
534 return array;
e5295c0d
RP		 535}
536
aa1de0d9
RB		 537static void choose_sample_fmt(AVStream *st, AVCodec *codec)
538{
539 if(codec && codec->sample_fmts){
5d6e4c16 540 const enum AVSampleFormat *p= codec->sample_fmts;
aa1de0d9
RB		 541 for(; *p!=-1; p++){
542 if(*p == st->codec->sample_fmt)
543 break;
544 }
fa34a362
SS		 545 if (*p == -1) {
546 av_log(NULL, AV_LOG_WARNING,
547 "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
548 av_get_sample_fmt_name(st->codec->sample_fmt),
549 codec->name,
550 av_get_sample_fmt_name(codec->sample_fmts[0]));
aa1de0d9 551 st->codec->sample_fmt = codec->sample_fmts[0];
fa34a362 552 }
aa1de0d9
RB		 553 }
554}
555
bc778a0c
JR		 556/**
557 * Update the requested input sample format based on the output sample format.
558 * This is currently only used to request float output from decoders which
559 * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT.
560 * Ideally this will be removed in the future when decoders do not do format
561 * conversion and only output in their native format.
562 */
563static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
564 AVCodecContext *enc)
565{
566 /* if sample formats match or a decoder sample format has already been
567 requested, just return */
568 if (enc->sample_fmt == dec->sample_fmt ||
569 dec->request_sample_fmt > AV_SAMPLE_FMT_NONE)
570 return;
571
572 /* if decoder supports more than one output format */
573 if (dec_codec && dec_codec->sample_fmts &&
574 dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
575 dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
9a1b7912 576 const enum AVSampleFormat *p;
bc778a0c
JR		 577 int min_dec = -1, min_inc = -1;
578
579 /* find a matching sample format in the encoder */
580 for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) {
581 if (*p == enc->sample_fmt) {
582 dec->request_sample_fmt = *p;
583 return;
584 } else if (*p > enc->sample_fmt) {
585 min_inc = FFMIN(min_inc, *p - enc->sample_fmt);
586 } else
587 min_dec = FFMIN(min_dec, enc->sample_fmt - *p);
588 }
589
590 /* if none match, provide the one that matches quality closest */
591 dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc :
592 enc->sample_fmt - min_dec;
593 }
594}
595
10d0f5e0
MN		 596static void choose_sample_rate(AVStream *st, AVCodec *codec)
597{
598 if(codec && codec->supported_samplerates){
599 const int *p= codec->supported_samplerates;
3c5e1b36 600 int best=0;
10d0f5e0
MN		 601 int best_dist=INT_MAX;
602 for(; *p; p++){
603 int dist= abs(st->codec->sample_rate - *p);
604 if(dist < best_dist){
605 best_dist= dist;
606 best= *p;
607 }
608 }
ff866063
MN		 609 if(best_dist){
610 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
611 }
10d0f5e0
MN		 612 st->codec->sample_rate= best;
613 }
614}
615
aa1de0d9
RB		 616static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
617{
618 if(codec && codec->pix_fmts){
619 const enum PixelFormat *p= codec->pix_fmts;
b26847b7
MN		 620 if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
621 if(st->codec->codec_id==CODEC_ID_MJPEG){
622 p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
623 }else if(st->codec->codec_id==CODEC_ID_LJPEG){
624 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};
625 }
626 }
aa1de0d9
RB		 627 for(; *p!=-1; p++){
628 if(*p == st->codec->pix_fmt)
629 break;
630 }
b568d6d9
SS		 631 if (*p == -1) {
632 if(st->codec->pix_fmt != PIX_FMT_NONE)
633 av_log(NULL, AV_LOG_WARNING,
634 "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
635 av_pix_fmt_descriptors[st->codec->pix_fmt].name,
636 codec->name,
637 av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
aa1de0d9 638 st->codec->pix_fmt = codec->pix_fmts[0];
b568d6d9 639 }
aa1de0d9
RB		 640 }
641}
642
17c8cc55 643static OutputStream *new_output_stream(AVFormatContext *oc, int file_idx)
ec1ca41c
CEH		 644{
645 int idx = oc->nb_streams - 1;
17c8cc55 646 OutputStream *ost;
ec1ca41c
CEH		 647
648 output_streams_for_file[file_idx] =
649 grow_array(output_streams_for_file[file_idx],
650 sizeof(*output_streams_for_file[file_idx]),
651 &nb_output_streams_for_file[file_idx],
652 oc->nb_streams);
653 ost = output_streams_for_file[file_idx][idx] =
17c8cc55 654 av_mallocz(sizeof(OutputStream));
ec1ca41c
CEH		 655 if (!ost) {
656 fprintf(stderr, "Could not alloc output stream\n");
657 ffmpeg_exit(1);
658 }
659 ost->file_index = file_idx;
660 ost->index = idx;
1435f2fa
AK		 661
662 ost->sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
ec1ca41c
CEH		 663 return ost;
664}
665
b29f97d1 666static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 667{
79fdaa4c 668 int i, err;
8035f429 669 AVFormatContext *ic = NULL;
3438d82d 670 int nopts = 0;
85f07f22 671
8035f429 672 err = avformat_open_input(&ic, filename, NULL, NULL);
79fdaa4c
FB		 673 if (err < 0)
674 return err;
85f07f22 675 /* copy stream format */
b67f3d65 676 s->nb_streams = 0;
db3262b7 677 s->streams = av_mallocz(sizeof(AVStream *) * ic->nb_streams);
85f07f22
FB		 678 for(i=0;i<ic->nb_streams;i++) {
679 AVStream *st;
d9521cb1 680 AVCodec *codec;
1e491e29 681
b67f3d65
RC		 682 s->nb_streams++;
683
f37f8d4c 684 // FIXME: a more elegant solution is needed
e1031171 685 st = av_mallocz(sizeof(AVStream));
85f07f22 686 memcpy(st, ic->streams[i], sizeof(AVStream));
0be37367 687 st->info = NULL;
f37f8d4c 688 st->codec = avcodec_alloc_context();
7ef61879
RP		 689 if (!st->codec) {
690 print_error(filename, AVERROR(ENOMEM));
639e4ec8 691 ffmpeg_exit(1);
7ef61879 692 }
d9521cb1 693 avcodec_copy_context(st->codec, ic->streams[i]->codec);
85f07f22 694 s->streams[i] = st;
837d248d 695
d9521cb1
RB		 696 codec = avcodec_find_encoder(st->codec->codec_id);
697 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
698 if (audio_stream_copy) {
699 st->stream_copy = 1;
700 } else
701 choose_sample_fmt(st, codec);
702 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
703 if (video_stream_copy) {
704 st->stream_copy = 1;
705 } else
706 choose_pixel_fmt(st, codec);
707 }
837d248d 708
3438d82d
BC		 709 if(st->codec->flags & CODEC_FLAG_BITEXACT)
710 nopts = 1;
b67f3d65
RC		 711
712 new_output_stream(s, nb_output_files);
85f07f22
FB		 713 }
714
3438d82d
BC		 715 if (!nopts)
716 s->timestamp = av_gettime();
717
85f07f22
FB		 718 av_close_input_file(ic);
719 return 0;
720}
721
b4a3389e 722static double
17c8cc55 723get_sync_ipts(const OutputStream *ost)
b4a3389e 724{
17c8cc55 725 const InputStream *ist = ost->sync_ist;
fec401f7 726 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG		 727}
728
748c2fca 729static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN		 730 int ret;
731
748c2fca
MN		 732 while(bsfc){
733 AVPacket new_pkt= *pkt;
734 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
735 &new_pkt.data, &new_pkt.size,
736 pkt->data, pkt->size,
cc947f04 737 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 738 if(a>0){
748c2fca
MN		 739 av_free_packet(pkt);
740 new_pkt.destruct= av_destruct_packet;
7055cdac 741 } else if(a<0){
1f8e32cd
DB		 742 fprintf(stderr, "%s failed for stream %d, codec %s",
743 bsfc->filter->name, pkt->stream_index,
744 avctx->codec ? avctx->codec->name : "copy");
7055cdac 745 print_error("", a);
f2abc559 746 if (exit_on_error)
639e4ec8 747 ffmpeg_exit(1);
748c2fca
MN		 748 }
749 *pkt= new_pkt;
750
751 bsfc= bsfc->next;
752 }
753
0ac07031
MN		 754 ret= av_interleaved_write_frame(s, pkt);
755 if(ret < 0){
756 print_error("av_interleaved_write_frame()", ret);
639e4ec8 757 ffmpeg_exit(1);
0ac07031 758 }
748c2fca
MN		 759}
760
817b23ff 761#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 762
115329f1 763static void do_audio_out(AVFormatContext *s,
17c8cc55
AK		 764 OutputStream *ost,
765 InputStream *ist,
85f07f22
FB		 766 unsigned char *buf, int size)
767{
0c1a9eda 768 uint8_t *buftmp;
15bfe412 769 int64_t audio_out_size, audio_buf_size;
7a086a85 770 int64_t allocated_for_size= size;
d66c7abc 771
8afab686 772 int size_out, frame_bytes, ret, resample_changed;
01f4895c 773 AVCodecContext *enc= ost->st->codec;
2886f311 774 AVCodecContext *dec= ist->st->codec;
e6c52cee
JR		 775 int osize = av_get_bytes_per_sample(enc->sample_fmt);
776 int isize = av_get_bytes_per_sample(dec->sample_fmt);
15bfe412
MN		 777 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
778
7a086a85
MN		 779need_realloc:
780 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 781 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 782 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
79c85beb 783 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
15bfe412
MN		 784 audio_buf_size*= osize*enc->channels;
785
786 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
787 if(coded_bps > 8*osize)
788 audio_out_size= audio_out_size * coded_bps / (8*osize);
789 audio_out_size += FF_MIN_BUFFER_SIZE;
790
791 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
792 fprintf(stderr, "Buffer sizes too large\n");
639e4ec8 793 ffmpeg_exit(1);
15bfe412 794 }
85f07f22 795
b8919a30
MN		 796 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
797 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN		 798 if (!audio_buf || !audio_out){
799 fprintf(stderr, "Out of memory in do_audio_out\n");
639e4ec8 800 ffmpeg_exit(1);
e185a2f6 801 }
d66c7abc 802
bc778a0c 803 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
2886f311
AÖ		 804 ost->audio_resample = 1;
805
8afab686
SS		 806 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
807 ost->resample_channels != dec->channels ||
808 ost->resample_sample_rate != dec->sample_rate;
809
810 if ((ost->audio_resample && !ost->resample) || resample_changed) {
811 if (resample_changed) {
812 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",
d2bc4da1 813 ist->file_index, ist->st->index,
8afab686
SS		 814 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
815 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
816 ost->resample_sample_fmt = dec->sample_fmt;
817 ost->resample_channels = dec->channels;
818 ost->resample_sample_rate = dec->sample_rate;
819 if (ost->resample)
820 audio_resample_close(ost->resample);
821 }
07b48f8c
SS		 822 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
823 if (audio_sync_method <= 1 &&
824 ost->resample_sample_fmt == enc->sample_fmt &&
8afab686
SS		 825 ost->resample_channels == enc->channels &&
826 ost->resample_sample_rate == enc->sample_rate) {
827 ost->resample = NULL;
828 ost->audio_resample = 0;
bc778a0c 829 } else if (ost->audio_resample) {
f6715848
SS		 830 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
831 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
832 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
833 enc->sample_rate, dec->sample_rate,
834 enc->sample_fmt, dec->sample_fmt,
835 16, 10, 0, 0.8);
836 if (!ost->resample) {
837 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
838 dec->channels, dec->sample_rate,
839 enc->channels, enc->sample_rate);
840 ffmpeg_exit(1);
841 }
8afab686 842 }
2886f311
AÖ		 843 }
844
5d6e4c16 845#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
d1e3c6fd 846 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 847 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR		 848 if (ost->reformat_ctx)
849 av_audio_convert_free(ost->reformat_ctx);
850 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
851 dec->sample_fmt, 1, NULL, 0);
852 if (!ost->reformat_ctx) {
853 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
ba7d6e79
SS		 854 av_get_sample_fmt_name(dec->sample_fmt),
855 av_get_sample_fmt_name(enc->sample_fmt));
639e4ec8 856 ffmpeg_exit(1);
a79db0f7
PR		 857 }
858 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
859 }
860
986ebcdb 861 if(audio_sync_method){
115329f1 862 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
37f5a713
JR		 863 - av_fifo_size(ost->fifo)/(enc->channels * 2);
864 double idelta= delta*dec->sample_rate / enc->sample_rate;
ff19d16b 865 int byte_delta= ((int)idelta)*2*dec->channels;
ff4905a5 866
986ebcdb
MN		 867 //FIXME resample delay
868 if(fabs(delta) > 50){
d4d226a8 869 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 870 if(byte_delta < 0){
f41dd5aa 871 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN		 872 size += byte_delta;
873 buf -= byte_delta;
874 if(verbose > 2)
875 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
876 if(!size)
877 return;
878 ist->is_start=0;
879 }else{
880 static uint8_t *input_tmp= NULL;
881 input_tmp= av_realloc(input_tmp, byte_delta + size);
882
7a086a85
MN		 883 if(byte_delta > allocated_for_size - size){
884 allocated_for_size= byte_delta + (int64_t)size;
885 goto need_realloc;
886 }
887 ist->is_start=0;
ff4905a5
MN		 888
889 memset(input_tmp, 0, byte_delta);
890 memcpy(input_tmp + byte_delta, buf, size);
891 buf= input_tmp;
892 size += byte_delta;
893 if(verbose > 2)
894 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
895 }
896 }else if(audio_sync_method>1){
f66e4f5f 897 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
b926b628 898 av_assert0(ost->audio_resample);
ff4905a5
MN		 899 if(verbose > 2)
900 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 901// 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));
ff4905a5
MN		 902 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
903 }
115329f1 904 }
986ebcdb 905 }else
b4a3389e 906 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
37f5a713 907 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
85f07f22
FB		 908
909 if (ost->audio_resample) {
910 buftmp = audio_buf;
115329f1 911 size_out = audio_resample(ost->resample,
85f07f22 912 (short *)buftmp, (short *)buf,
37f5a713 913 size / (dec->channels * isize));
287ba997 914 size_out = size_out * enc->channels * osize;
85f07f22
FB		 915 } else {
916 buftmp = buf;
917 size_out = size;
918 }
919
d1e3c6fd 920 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 921 const void *ibuf[6]= {buftmp};
80f47250 922 void *obuf[6]= {audio_buf};
287ba997
PR		 923 int istride[6]= {isize};
924 int ostride[6]= {osize};
a79db0f7
PR		 925 int len= size_out/istride[0];
926 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
927 printf("av_audio_convert() failed\n");
f2abc559 928 if (exit_on_error)
639e4ec8 929 ffmpeg_exit(1);
a79db0f7
PR		 930 return;
931 }
80f47250 932 buftmp = audio_buf;
287ba997 933 size_out = len*osize;
a79db0f7
PR		 934 }
935
85f07f22 936 /* now encode as many frames as possible */
a0663ba4 937 if (enc->frame_size > 1) {
85f07f22 938 /* output resampled raw samples */
41dd680d 939 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5 940 fprintf(stderr, "av_fifo_realloc2() failed\n");
639e4ec8 941 ffmpeg_exit(1);
745b39d5 942 }
41dd680d 943 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 944
287ba997 945 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 946
41dd680d 947 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN		 948 AVPacket pkt;
949 av_init_packet(&pkt);
950
3898eed8 951 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 952
5bc440e7
MN		 953 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
954
115329f1 955 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 956 (short *)audio_buf);
528271ff
MN		 957 if (ret < 0) {
958 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 959 ffmpeg_exit(1);
528271ff 960 }
1008ceb3 961 audio_size += ret;
e928649b
MN		 962 pkt.stream_index= ost->index;
963 pkt.data= audio_out;
964 pkt.size= ret;
e7902f20 965 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 966 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 967 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 968 write_frame(s, &pkt, enc, ost->bitstream_filters);
115329f1 969
986ebcdb 970 ost->sync_opts += enc->frame_size;
85f07f22
FB		 971 }
972 } else {
e928649b
MN		 973 AVPacket pkt;
974 av_init_packet(&pkt);
986ebcdb 975
287ba997 976 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 977
a0663ba4 978 /* output a pcm frame */
287ba997
PR		 979 /* determine the size of the coded buffer */
980 size_out /= osize;
981 if (coded_bps)
060b8592 982 size_out = size_out*coded_bps/8;
287ba997 983
5ee05a62
MN		 984 if(size_out > audio_out_size){
985 fprintf(stderr, "Internal error, buffer size too small\n");
639e4ec8 986 ffmpeg_exit(1);
5ee05a62
MN		 987 }
988
5bc440e7 989 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 990 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 991 (short *)buftmp);
528271ff
MN		 992 if (ret < 0) {
993 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 994 ffmpeg_exit(1);
528271ff 995 }
1008ceb3 996 audio_size += ret;
e928649b
MN		 997 pkt.stream_index= ost->index;
998 pkt.data= audio_out;
999 pkt.size= ret;
e7902f20 1000 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1001 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 1002 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1003 write_frame(s, &pkt, enc, ost->bitstream_filters);
85f07f22
FB		 1004 }
1005}
1006
17c8cc55 1007static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
10d104e4
PG		 1008{
1009 AVCodecContext *dec;
1010 AVPicture *picture2;
1011 AVPicture picture_tmp;
0c1a9eda 1012 uint8_t *buf = 0;
10d104e4 1013
01f4895c 1014 dec = ist->st->codec;
10d104e4
PG		 1015
1016 /* deinterlace : must be done before any resize */
fdf11906 1017 if (do_deinterlace) {
10d104e4
PG		 1018 int size;
1019
1020 /* create temporary picture */
1021 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1022 buf = av_malloc(size);
1023 if (!buf)
1024 return;
115329f1 1025
10d104e4
PG		 1026 picture2 = &picture_tmp;
1027 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1028
9e1cc598
RP		 1029 if(avpicture_deinterlace(picture2, picture,
1030 dec->pix_fmt, dec->width, dec->height) < 0) {
1031 /* if error, do not deinterlace */
1032 fprintf(stderr, "Deinterlacing failed\n");
1033 av_free(buf);
1034 buf = NULL;
1035 picture2 = picture;
1036 }
10d104e4
PG		 1037 } else {
1038 picture2 = picture;
1039 }
1040
10d104e4
PG		 1041 if (picture != picture2)
1042 *picture = *picture2;
1043 *bufp = buf;
1044}
1045
ec5517d5
FB		 1046/* we begin to correct av delay at this threshold */
1047#define AV_DELAY_MAX 0.100
85f07f22 1048
115329f1 1049static void do_subtitle_out(AVFormatContext *s,
17c8cc55
AK		 1050 OutputStream *ost,
1051 InputStream *ist,
cf7fc795
FB		 1052 AVSubtitle *sub,
1053 int64_t pts)
1054{
1055 static uint8_t *subtitle_out = NULL;
7f4fca03 1056 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB		 1057 int subtitle_out_size, nb, i;
1058 AVCodecContext *enc;
1059 AVPacket pkt;
1060
1061 if (pts == AV_NOPTS_VALUE) {
1062 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559 1063 if (exit_on_error)
639e4ec8 1064 ffmpeg_exit(1);
cf7fc795
FB		 1065 return;
1066 }
1067
01f4895c 1068 enc = ost->st->codec;
cf7fc795
FB		 1069
1070 if (!subtitle_out) {
1071 subtitle_out = av_malloc(subtitle_out_max_size);
1072 }
1073
1074 /* Note: DVB subtitle need one packet to draw them and one other
1075 packet to clear them */
1076 /* XXX: signal it in the codec context ? */
1077 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1078 nb = 2;
1079 else
1080 nb = 1;
1081
1082 for(i = 0; i < nb; i++) {
4bbe788a 1083 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD		 1084 // start_display_time is required to be 0
1085 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1086 sub->end_display_time -= sub->start_display_time;
1087 sub->start_display_time = 0;
115329f1 1088 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1089 subtitle_out_max_size, sub);
266649a5
RD		 1090 if (subtitle_out_size < 0) {
1091 fprintf(stderr, "Subtitle encoding failed\n");
639e4ec8 1092 ffmpeg_exit(1);
266649a5 1093 }
115329f1 1094
cf7fc795
FB		 1095 av_init_packet(&pkt);
1096 pkt.stream_index = ost->index;
1097 pkt.data = subtitle_out;
1098 pkt.size = subtitle_out_size;
8b03c014 1099 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB		 1100 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1101 /* XXX: the pts correction is handled here. Maybe handling
1102 it in the codec would be better */
1103 if (i == 0)
1104 pkt.pts += 90 * sub->start_display_time;
1105 else
1106 pkt.pts += 90 * sub->end_display_time;
1107 }
0b6d358a 1108 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
cf7fc795
FB		 1109 }
1110}
1111
8a6cb114 1112static int bit_buffer_size= 1024*256;
27537106 1113static uint8_t *bit_buffer= NULL;
1ff93ffc 1114
115329f1 1115static void do_video_out(AVFormatContext *s,
17c8cc55
AK		 1116 OutputStream *ost,
1117 InputStream *ist,
7a0f9d7e 1118 AVFrame *in_picture,
5e8d2e33 1119 int *frame_size, float quality)
85f07f22 1120{
9aa797cd 1121 int nb_frames, i, ret, resample_changed;
e65ab9d9 1122 AVFrame *final_picture, *formatted_picture;
cfcf0ffd 1123 AVCodecContext *enc, *dec;
47b229db 1124 double sync_ipts;
115329f1 1125
01f4895c
MN		 1126 enc = ost->st->codec;
1127 dec = ist->st->codec;
85f07f22 1128
47b229db
AS		 1129 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1130
ec5517d5
FB		 1131 /* by default, we output a single frame */
1132 nb_frames = 1;
1133
204c0f48
PG		 1134 *frame_size = 0;
1135
9ff261a2 1136 if(video_sync_method){
d55065a2 1137 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN		 1138 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1139 if (vdelta < -1.1)
1140 nb_frames = 0;
e6fdc2b1
MN		 1141 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1142 if(vdelta<=-0.6){
1143 nb_frames=0;
1144 }else if(vdelta>0.6)
7f48bfa1 1145 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1146 }else if (vdelta > 1.1)
70122f29 1147 nb_frames = lrintf(vdelta);
fc6765d7 1148//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);
50c3dd32
MN		 1149 if (nb_frames == 0){
1150 ++nb_frames_drop;
1151 if (verbose>2)
1152 fprintf(stderr, "*** drop!\n");
8300609b 1153 }else if (nb_frames > 1) {
ed30e518 1154 nb_frames_dup += nb_frames - 1;
50c3dd32 1155 if (verbose>2)
8300609b 1156 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN		 1157 }
1158 }else
47b229db 1159 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1160
72415b2a 1161 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1162 if (nb_frames <= 0)
85f07f22 1163 return;
ce7c56c2 1164
46847a33 1165 formatted_picture = in_picture;
07d0cdfc 1166 final_picture = formatted_picture;
07d0cdfc 1167
9aa797cd
SS		 1168 resample_changed = ost->resample_width != dec->width ||
1169 ost->resample_height != dec->height ||
1170 ost->resample_pix_fmt != dec->pix_fmt;
1171
1172 if (resample_changed) {
2ecc5b70
SS		 1173 av_log(NULL, AV_LOG_INFO,
1174 "Input stream #%d.%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
d2bc4da1 1175 ist->file_index, ist->st->index,
94bed8e5
SS		 1176 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1177 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
b83ccbff 1178 if(!ost->video_resample)
639e4ec8 1179 ffmpeg_exit(1);
b83ccbff
MN		 1180 }
1181
46847a33 1182#if !CONFIG_AVFILTER
85f07f22 1183 if (ost->video_resample) {
34b10a57 1184 final_picture = &ost->pict_tmp;
9aa797cd 1185 if (resample_changed) {
352666c1
EB		 1186 /* initialize a new scaler context */
1187 sws_freeContext(ost->img_resample_ctx);
352666c1 1188 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS		 1189 ist->st->codec->width,
1190 ist->st->codec->height,
352666c1 1191 ist->st->codec->pix_fmt,
0c22311b
MN		 1192 ost->st->codec->width,
1193 ost->st->codec->height,
352666c1 1194 ost->st->codec->pix_fmt,
1435f2fa 1195 ost->sws_flags, NULL, NULL, NULL);
352666c1
EB		 1196 if (ost->img_resample_ctx == NULL) {
1197 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 1198 ffmpeg_exit(1);
352666c1
EB		 1199 }
1200 }
18a54b04 1201 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
e65ab9d9 1202 0, ost->resample_height, final_picture->data, final_picture->linesize);
f122deb4 1203 }
46847a33 1204#endif
07d0cdfc 1205
85f07f22 1206 /* duplicates frame if needed */
ec5517d5 1207 for(i=0;i<nb_frames;i++) {
e928649b
MN		 1208 AVPacket pkt;
1209 av_init_packet(&pkt);
1210 pkt.stream_index= ost->index;
1211
e8750b00
FR		 1212 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1213 /* raw pictures are written as AVPicture structure to
1214 avoid any copies. We support temorarily the older
1215 method. */
2744ca9a 1216 AVFrame* old_frame = enc->coded_frame;
bb270c08 1217 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN		 1218 pkt.data= (uint8_t *)final_picture;
1219 pkt.size= sizeof(AVPicture);
b4dba580 1220 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1221 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1222
0b6d358a 1223 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
bb270c08 1224 enc->coded_frame = old_frame;
e8750b00 1225 } else {
492cd3a9 1226 AVFrame big_picture;
a4d36c11
MN		 1227
1228 big_picture= *final_picture;
7a0f9d7e
FB		 1229 /* better than nothing: use input picture interlaced
1230 settings */
1231 big_picture.interlaced_frame = in_picture->interlaced_frame;
648e55ff 1232 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
bb198e19
MN		 1233 if(top_field_first == -1)
1234 big_picture.top_field_first = in_picture->top_field_first;
1235 else
2a8edc5d 1236 big_picture.top_field_first = top_field_first;
bb198e19 1237 }
7a0f9d7e 1238
85f07f22
FB		 1239 /* handles sameq here. This is not correct because it may
1240 not be a global option */
5e8d2e33 1241 big_picture.quality = quality;
f4f3223f
MN		 1242 if(!me_threshold)
1243 big_picture.pict_type = 0;
50c3dd32 1244// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN		 1245 big_picture.pts= ost->sync_opts;
1246// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1247//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
4ad08021
NG		 1248 if (ost->forced_kf_index < ost->forced_kf_count &&
1249 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
975a1447 1250 big_picture.pict_type = AV_PICTURE_TYPE_I;
4ad08021
NG		 1251 ost->forced_kf_index++;
1252 }
115329f1 1253 ret = avcodec_encode_video(enc,
8a6cb114 1254 bit_buffer, bit_buffer_size,
1e491e29 1255 &big_picture);
95af5e1c 1256 if (ret < 0) {
4156a436 1257 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1258 ffmpeg_exit(1);
4156a436 1259 }
54e28a85 1260
4bbc6260 1261 if(ret>0){
27537106 1262 pkt.data= bit_buffer;
e928649b 1263 pkt.size= ret;
e6b4e4ff 1264 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1265 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1266/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN		 1267 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1268 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1269
e6b4e4ff 1270 if(enc->coded_frame->key_frame)
cc947f04 1271 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1272 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
e928649b 1273 *frame_size = ret;
44eb047a 1274 video_size += ret;
54e28a85
BC		 1275 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1276 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN		 1277 /* if two pass, output log */
1278 if (ost->logfile && enc->stats_out) {
1279 fprintf(ost->logfile, "%s", enc->stats_out);
1280 }
5abdb4b1 1281 }
85f07f22 1282 }
50c3dd32 1283 ost->sync_opts++;
ec5517d5 1284 ost->frame_number++;
85f07f22
FB		 1285 }
1286}
1287
140cb663 1288static double psnr(double d){
b29f97d1 1289 return -10.0*log(d)/log(10.0);
140cb663
MN		 1290}
1291
17c8cc55 1292static void do_video_stats(AVFormatContext *os, OutputStream *ost,
ec5517d5 1293 int frame_size)
ce7c56c2 1294{
ce7c56c2
J		 1295 AVCodecContext *enc;
1296 int frame_number;
ce7c56c2 1297 double ti1, bitrate, avg_bitrate;
115329f1 1298
b60d1379 1299 /* this is executed just the first time do_video_stats is called */
032aa7df
SS		 1300 if (!vstats_file) {
1301 vstats_file = fopen(vstats_filename, "w");
1302 if (!vstats_file) {
4bd0c2b1 1303 perror("fopen");
639e4ec8 1304 ffmpeg_exit(1);
4bd0c2b1
BF		 1305 }
1306 }
1307
01f4895c 1308 enc = ost->st->codec;
72415b2a 1309 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1310 frame_number = ost->frame_number;
032aa7df 1311 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1312 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1313 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1314
032aa7df 1315 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1316 /* compute pts value */
c0df9d75 1317 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J		 1318 if (ti1 < 0.01)
1319 ti1 = 0.01;
115329f1 1320
c0df9d75 1321 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1322 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1323 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1324 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
6209669d 1325 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
ce7c56c2 1326 }
ec5517d5
FB		 1327}
1328
b29f97d1 1329static void print_report(AVFormatContext **output_files,
17c8cc55 1330 OutputStream **ost_table, int nb_ostreams,
bb270c08 1331 int is_last_report)
ec5517d5
FB		 1332{
1333 char buf[1024];
17c8cc55 1334 OutputStream *ost;
b5ee9c23 1335 AVFormatContext *oc;
0c1a9eda 1336 int64_t total_size;
ec5517d5
FB		 1337 AVCodecContext *enc;
1338 int frame_number, vid, i;
1339 double bitrate, ti1, pts;
0c1a9eda 1340 static int64_t last_time = -1;
0888fd22 1341 static int qp_histogram[52];
115329f1 1342
ec5517d5 1343 if (!is_last_report) {
0c1a9eda 1344 int64_t cur_time;
ec5517d5
FB		 1345 /* display the report every 0.5 seconds */
1346 cur_time = av_gettime();
1347 if (last_time == -1) {
1348 last_time = cur_time;
1349 return;
115329f1 1350 }
ec5517d5
FB		 1351 if ((cur_time - last_time) < 500000)
1352 return;
1353 last_time = cur_time;
1354 }
1355
ce7c56c2 1356
ec5517d5
FB		 1357 oc = output_files[0];
1358
76aa876e
AK		 1359 total_size = avio_size(oc->pb);
1360 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
a2704c97 1361 total_size= avio_tell(oc->pb);
115329f1 1362
ec5517d5
FB		 1363 buf[0] = '\0';
1364 ti1 = 1e10;
1365 vid = 0;
1366 for(i=0;i<nb_ostreams;i++) {
5da116a3 1367 float q = -1;
ec5517d5 1368 ost = ost_table[i];
01f4895c 1369 enc = ost->st->codec;
5da116a3
MN		 1370 if (!ost->st->stream_copy && enc->coded_frame)
1371 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
72415b2a 1372 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
5da116a3 1373 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
10d104e4 1374 }
72415b2a 1375 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW		 1376 float t = (av_gettime()-timer_start) / 1000000.0;
1377
ec5517d5 1378 frame_number = ost->frame_number;
7fc98937 1379 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
5da116a3 1380 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
890972be 1381 if(is_last_report)
0ecca7a4 1382 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1383 if(qp_hist){
0888fd22 1384 int j;
5da116a3 1385 int qp = lrintf(q);
37d3e066 1386 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN		 1387 qp_histogram[qp]++;
1388 for(j=0; j<32; j++)
1389 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1390 }
890972be
MN		 1391 if (enc->flags&CODEC_FLAG_PSNR){
1392 int j;
1393 double error, error_sum=0;
1394 double scale, scale_sum=0;
1395 char type[3]= {'Y','U','V'};
0ecca7a4 1396 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN		 1397 for(j=0; j<3; j++){
1398 if(is_last_report){
1399 error= enc->error[j];
1400 scale= enc->width*enc->height*255.0*255.0*frame_number;
1401 }else{
1402 error= enc->coded_frame->error[j];
1403 scale= enc->width*enc->height*255.0*255.0;
1404 }
1405 if(j) scale/=4;
1406 error_sum += error;
1407 scale_sum += scale;
0ecca7a4 1408 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1409 }
0ecca7a4 1410 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1411 }
ec5517d5
FB		 1412 vid = 1;
1413 }
1414 /* compute min output value */
43924f01 1415 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1416 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 1417 ti1 = pts;
1418 }
1419 if (ti1 < 0.01)
1420 ti1 = 0.01;
115329f1 1421
d1991f51 1422 if (verbose > 0 || is_last_report) {
f068206e 1423 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB		 1424
1425 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1426 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1427 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1428
0f649d66 1429 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB		 1430 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1431 nb_frames_dup, nb_frames_drop);
115329f1 1432
d8019eb5
AD		 1433 if (verbose >= 0)
1434 fprintf(stderr, "%s \r", buf);
1435
ec5517d5
FB		 1436 fflush(stderr);
1437 }
115329f1 1438
1008ceb3
MN		 1439 if (is_last_report && verbose >= 0){
1440 int64_t raw= audio_size + video_size + extra_size;
f068206e 1441 fprintf(stderr, "\n");
1008ceb3
MN		 1442 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1443 video_size/1024.0,
1444 audio_size/1024.0,
1445 extra_size/1024.0,
1446 100.0*(total_size - raw)/raw
1447 );
1448 }
ce7c56c2
J		 1449}
1450
14cf0fd2
AC		 1451static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
1452{
1453 int fill_char = 0x00;
1454 if (sample_fmt == AV_SAMPLE_FMT_U8)
1455 fill_char = 0x80;
1456 memset(buf, fill_char, size);
1457}
1458
a700a6ae 1459/* pkt = NULL means EOF (needed to flush decoder buffers) */
17c8cc55
AK		 1460static int output_packet(InputStream *ist, int ist_index,
1461 OutputStream **ost_table, int nb_ostreams,
4b85a28f 1462 const AVPacket *pkt)
a700a6ae
FB		 1463{
1464 AVFormatContext *os;
17c8cc55 1465 OutputStream *ost;
ede0e475 1466 int ret, i;
cb48fdf6 1467 int got_output;
a700a6ae 1468 AVFrame picture;
3fd62c6e 1469 void *buffer_to_free = NULL;
f038fe8b 1470 static unsigned int samples_size= 0;
cf7fc795 1471 AVSubtitle subtitle, *subtitle_to_free;
0ff4f0c0 1472 int64_t pkt_pts = AV_NOPTS_VALUE;
46847a33 1473#if CONFIG_AVFILTER
d21f58b5 1474 int frame_available;
46847a33 1475#endif
5e8d2e33 1476 float quality;
46847a33 1477
ede0e475 1478 AVPacket avpkt;
e6c52cee 1479 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
ede0e475 1480
ed923859
MN		 1481 if(ist->next_pts == AV_NOPTS_VALUE)
1482 ist->next_pts= ist->pts;
1483
a700a6ae
FB		 1484 if (pkt == NULL) {
1485 /* EOF handling */
031e14ea 1486 av_init_packet(&avpkt);
ede0e475
TB		 1487 avpkt.data = NULL;
1488 avpkt.size = 0;
a700a6ae 1489 goto handle_eof;
031e14ea
TB		 1490 } else {
1491 avpkt = *pkt;
a700a6ae
FB		 1492 }
1493
b1b818fc
MN		 1494 if(pkt->dts != AV_NOPTS_VALUE)
1495 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
0ff4f0c0
AS		 1496 if(pkt->pts != AV_NOPTS_VALUE)
1497 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
b1b818fc 1498
bd6754aa 1499 //while we have more to decode or while the decoder did output something on EOF
cb48fdf6 1500 while (avpkt.size > 0 || (!pkt && got_output)) {
036c1382
MN		 1501 uint8_t *data_buf, *decoded_data_buf;
1502 int data_size, decoded_data_size;
a700a6ae 1503 handle_eof:
b1b818fc 1504 ist->pts= ist->next_pts;
19d5da50 1505
d859bb1d 1506 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1507 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1508 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN		 1509 ist->showed_multi_packet_warning=1;
1510 }
40cb57a2 1511
a700a6ae 1512 /* decode the packet if needed */
036c1382
MN		 1513 decoded_data_buf = NULL; /* fail safe */
1514 decoded_data_size= 0;
1515 data_buf = avpkt.data;
1516 data_size = avpkt.size;
cf7fc795 1517 subtitle_to_free = NULL;
a700a6ae 1518 if (ist->decoding_needed) {
01f4895c 1519 switch(ist->st->codec->codec_type) {
72415b2a 1520 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM		 1521 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1522 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1523 av_free(samples);
1524 samples= av_malloc(samples_size);
1525 }
036c1382 1526 decoded_data_size= samples_size;
a700a6ae
FB		 1527 /* XXX: could avoid copy if PCM 16 bits with same
1528 endianness as CPU */
036c1382 1529 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1530 &avpkt);
a700a6ae
FB		 1531 if (ret < 0)
1532 goto fail_decode;
ede0e475
TB		 1533 avpkt.data += ret;
1534 avpkt.size -= ret;
036c1382 1535 data_size = ret;
cb48fdf6 1536 got_output = decoded_data_size > 0;
a700a6ae 1537 /* Some bug in mpeg audio decoder gives */
036c1382 1538 /* decoded_data_size < 0, it seems they are overflows */
cb48fdf6 1539 if (!got_output) {
a700a6ae
FB		 1540 /* no audio frame */
1541 continue;
1542 }
036c1382
MN		 1543 decoded_data_buf = (uint8_t *)samples;
1544 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1545 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1546 break;}
72415b2a 1547 case AVMEDIA_TYPE_VIDEO:
036c1382 1548 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1549 /* XXX: allocate picture correctly */
9740beff 1550 avcodec_get_frame_defaults(&picture);
6b474953
AS		 1551 avpkt.pts = pkt_pts;
1552 avpkt.dts = ist->pts;
0ff4f0c0 1553 pkt_pts = AV_NOPTS_VALUE;
9740beff 1554
ede0e475 1555 ret = avcodec_decode_video2(ist->st->codec,
cb48fdf6 1556 &picture, &got_output, &avpkt);
5e8d2e33 1557 quality = same_quality ? picture.quality : 0;
115329f1 1558 if (ret < 0)
a700a6ae 1559 goto fail_decode;
cb48fdf6 1560 if (!got_output) {
a700a6ae
FB		 1561 /* no picture yet */
1562 goto discard_packet;
1563 }
6b474953 1564 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts);
01f4895c 1565 if (ist->st->codec->time_base.num != 0) {
3797c74b 1566 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1567 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1568 ist->st->codec->time_base.num * ticks) /
01f4895c 1569 ist->st->codec->time_base.den;
a700a6ae 1570 }
ede0e475 1571 avpkt.size = 0;
3fd62c6e
SS		 1572 buffer_to_free = NULL;
1573 pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
a700a6ae 1574 break;
72415b2a 1575 case AVMEDIA_TYPE_SUBTITLE:
ede0e475 1576 ret = avcodec_decode_subtitle2(ist->st->codec,
cb48fdf6 1577 &subtitle, &got_output, &avpkt);
cf7fc795 1578 if (ret < 0)
a700a6ae 1579 goto fail_decode;
cb48fdf6 1580 if (!got_output) {
cf7fc795 1581 goto discard_packet;
a700a6ae 1582 }
cf7fc795 1583 subtitle_to_free = &subtitle;
ede0e475 1584 avpkt.size = 0;
cf7fc795
FB		 1585 break;
1586 default:
1587 goto fail_decode;
1588 }
1589 } else {
bde0705c 1590 switch(ist->st->codec->codec_type) {
72415b2a 1591 case AVMEDIA_TYPE_AUDIO:
bde0705c 1592 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1593 ist->st->codec->sample_rate;
bde0705c 1594 break;
72415b2a 1595 case AVMEDIA_TYPE_VIDEO:
bde0705c 1596 if (ist->st->codec->time_base.num != 0) {
3797c74b 1597 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1598 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1599 ist->st->codec->time_base.num * ticks) /
bde0705c 1600 ist->st->codec->time_base.den;
2fef0bdf 1601 }
bde0705c 1602 break;
a700a6ae 1603 }
ede0e475
TB		 1604 ret = avpkt.size;
1605 avpkt.size = 0;
bde0705c 1606 }
a700a6ae 1607
46847a33 1608#if CONFIG_AVFILTER
9d5fa618
MN		 1609 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
1610 for (i = 0; i < nb_ostreams; i++) {
1611 ost = ost_table[i];
1612 if (ost->input_video_filter && ost->source_index == ist_index) {
1613 AVRational sar;
1614 if (ist->st->sample_aspect_ratio.num)
1615 sar = ist->st->sample_aspect_ratio;
1616 else
1617 sar = ist->st->codec->sample_aspect_ratio;
1618 // add it to be filtered
1619 av_vsrc_buffer_add_frame(ost->input_video_filter, &picture,
1620 ist->pts,
1621 sar);
1622 }
1623 }
46847a33
MN		 1624 }
1625#endif
1626
bde0705c 1627 // preprocess audio (volume)
72415b2a 1628 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW		 1629 if (audio_volume != 256) {
1630 short *volp;
1631 volp = samples;
036c1382 1632 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW		 1633 int v = ((*volp) * audio_volume + 128) >> 8;
1634 if (v < -32768) v = -32768;
1635 if (v > 32767) v = 32767;
1636 *volp++ = v;
7e987c33
C		 1637 }
1638 }
bde0705c 1639 }
7e987c33 1640
bde0705c 1641 /* frame rate emulation */
3a25ca18 1642 if (rate_emu) {
cb103a19 1643 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW		 1644 int64_t now = av_gettime() - ist->start;
1645 if (pts > now)
1646 usleep(pts - now);
bde0705c 1647 }
bde0705c
LW		 1648 /* if output time reached then transcode raw format,
1649 encode packets and output them */
1650 if (start_time == 0 || ist->pts >= start_time)
1651 for(i=0;i<nb_ostreams;i++) {
1652 int frame_size;
a700a6ae 1653
bde0705c
LW		 1654 ost = ost_table[i];
1655 if (ost->source_index == ist_index) {
9d5fa618
MN		 1656#if CONFIG_AVFILTER
1657 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1658 !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1659 while (frame_available) {
1660 AVRational ist_pts_tb;
1661 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
1662 get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb);
1663 if (ost->picref)
1664 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
1665#endif
bde0705c 1666 os = output_files[ost->file_index];
a700a6ae 1667
bde0705c 1668 /* set the input output pts pairs */
27e91f37 1669 //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
bde0705c
LW		 1670
1671 if (ost->encoding_needed) {
b926b628 1672 av_assert0(ist->decoding_needed);
bde0705c 1673 switch(ost->st->codec->codec_type) {
72415b2a 1674 case AVMEDIA_TYPE_AUDIO:
036c1382 1675 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1676 break;
72415b2a 1677 case AVMEDIA_TYPE_VIDEO:
46847a33 1678#if CONFIG_AVFILTER
901ff511 1679 if (ost->picref->video && !ost->frame_aspect_ratio)
9d5fa618 1680 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
46847a33 1681#endif
5e8d2e33
AK		 1682 do_video_out(os, ost, ist, &picture, &frame_size,
1683 same_quality ? quality : ost->st->codec->global_quality);
b60d1379 1684 if (vstats_filename && frame_size)
bde0705c
LW		 1685 do_video_stats(os, ost, frame_size);
1686 break;
72415b2a 1687 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW		 1688 do_subtitle_out(os, ost, ist, &subtitle,
1689 pkt->pts);
1690 break;
1691 default:
0f4e8165 1692 abort();
bde0705c
LW		 1693 }
1694 } else {
1695 AVFrame avframe; //FIXME/XXX remove this
1696 AVPacket opkt;
cdf38a17
MN		 1697 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1698
bde0705c
LW		 1699 av_init_packet(&opkt);
1700
cc947f04 1701 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
9d5fa618 1702#if !CONFIG_AVFILTER
7cacf1e8 1703 continue;
9d5fa618
MN		 1704#else
1705 goto cont;
1706#endif
7cacf1e8 1707
bde0705c
LW		 1708 /* no reencoding needed : output the packet directly */
1709 /* force the input stream PTS */
1710
1711 avcodec_get_frame_defaults(&avframe);
1712 ost->st->codec->coded_frame= &avframe;
cc947f04 1713 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1714
72415b2a 1715 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1716 audio_size += data_size;
72415b2a 1717 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW		 1718 video_size += data_size;
1719 ost->sync_opts++;
1720 }
1721
1722 opkt.stream_index= ost->index;
1723 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1724 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW		 1725 else
1726 opkt.pts= AV_NOPTS_VALUE;
1727
d2ce2f5e 1728 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1729 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC		 1730 else
1731 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1732 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1733
a03d59b7 1734 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1735 opkt.flags= pkt->flags;
1736
1737 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN		 1738 if( ost->st->codec->codec_id != CODEC_ID_H264
1739 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1740 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1741 ) {
cc947f04 1742 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & AV_PKT_FLAG_KEY))
9f907d85 1743 opkt.destruct= av_destruct_packet;
d310d56a
BC		 1744 } else {
1745 opkt.data = data_buf;
1746 opkt.size = data_size;
1747 }
bde0705c 1748
0b6d358a 1749 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
bde0705c
LW		 1750 ost->st->codec->frame_number++;
1751 ost->frame_number++;
1752 av_free_packet(&opkt);
a700a6ae 1753 }
9d5fa618
MN		 1754#if CONFIG_AVFILTER
1755 cont:
1756 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1757 ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1758 if (ost->picref)
1759 avfilter_unref_buffer(ost->picref);
1760 }
1761#endif
a700a6ae 1762 }
bde0705c 1763 }
46847a33 1764
bde0705c
LW		 1765 av_free(buffer_to_free);
1766 /* XXX: allocate the subtitles in the codec ? */
1767 if (subtitle_to_free) {
1d6233d3 1768 avsubtitle_free(subtitle_to_free);
bde0705c 1769 subtitle_to_free = NULL;
a700a6ae 1770 }
bde0705c 1771 }
a700a6ae 1772 discard_packet:
6f824977
MN		 1773 if (pkt == NULL) {
1774 /* EOF handling */
115329f1 1775
6f824977
MN		 1776 for(i=0;i<nb_ostreams;i++) {
1777 ost = ost_table[i];
1778 if (ost->source_index == ist_index) {
01f4895c 1779 AVCodecContext *enc= ost->st->codec;
6f824977 1780 os = output_files[ost->file_index];
115329f1 1781
72415b2a 1782 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1783 continue;
72415b2a 1784 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN		 1785 continue;
1786
1787 if (ost->encoding_needed) {
1788 for(;;) {
1789 AVPacket pkt;
cef7cc72 1790 int fifo_bytes;
6f824977
MN		 1791 av_init_packet(&pkt);
1792 pkt.stream_index= ost->index;
115329f1 1793
01f4895c 1794 switch(ost->st->codec->codec_type) {
72415b2a 1795 case AVMEDIA_TYPE_AUDIO:
41dd680d 1796 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR		 1797 ret = 0;
1798 /* encode any samples remaining in fifo */
b10d7e4e 1799 if (fifo_bytes > 0) {
f6d6783a 1800 int osize = av_get_bytes_per_sample(enc->sample_fmt);
cef7cc72 1801 int fs_tmp = enc->frame_size;
b10d7e4e 1802
79c85beb 1803 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
b10d7e4e
BC		 1804 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1805 enc->frame_size = fifo_bytes / (osize * enc->channels);
1806 } else { /* pad */
1807 int frame_bytes = enc->frame_size*osize*enc->channels;
79c85beb 1808 if (allocated_audio_buf_size < frame_bytes)
639e4ec8 1809 ffmpeg_exit(1);
14cf0fd2 1810 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
b10d7e4e
BC		 1811 }
1812
79c85beb 1813 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
7c8689ef
BC		 1814 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1815 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1816 enc->frame_size = fs_tmp;
9e0db7d5
MN		 1817 }
1818 if(ret <= 0) {
cef7cc72
JR		 1819 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1820 }
528271ff
MN		 1821 if (ret < 0) {
1822 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 1823 ffmpeg_exit(1);
528271ff 1824 }
6f824977 1825 audio_size += ret;
cc947f04 1826 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1827 break;
72415b2a 1828 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1829 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN		 1830 if (ret < 0) {
1831 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1832 ffmpeg_exit(1);
528271ff 1833 }
6f824977
MN		 1834 video_size += ret;
1835 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1836 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN		 1837 if (ost->logfile && enc->stats_out) {
1838 fprintf(ost->logfile, "%s", enc->stats_out);
1839 }
1840 break;
1841 default:
1842 ret=-1;
1843 }
115329f1 1844
6f824977
MN		 1845 if(ret<=0)
1846 break;
27537106 1847 pkt.data= bit_buffer;
6f824977 1848 pkt.size= ret;
e7902f20 1849 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1850 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
0b6d358a 1851 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
6f824977
MN		 1852 }
1853 }
1854 }
1855 }
1856 }
115329f1 1857
a700a6ae
FB		 1858 return 0;
1859 fail_decode:
1860 return -1;
1861}
1862
6d1ba1ac
LA		 1863static void print_sdp(AVFormatContext **avc, int n)
1864{
1865 char sdp[2048];
1866
c3675dfe 1867 av_sdp_create(avc, n, sdp, sizeof(sdp));
6d1ba1ac 1868 printf("SDP:\n%s\n", sdp);
536cd1db 1869 fflush(stdout);
6d1ba1ac 1870}
a700a6ae 1871
7a39f142
AK		 1872static int copy_chapters(int infile, int outfile)
1873{
07633154 1874 AVFormatContext *is = input_files[infile].ctx;
7a39f142
AK		 1875 AVFormatContext *os = output_files[outfile];
1876 int i;
1877
1878 for (i = 0; i < is->nb_chapters; i++) {
1879 AVChapter *in_ch = is->chapters[i], *out_ch;
27e91f37 1880 int64_t ts_off = av_rescale_q(start_time - input_files[infile].ts_offset,
7a39f142
AK		 1881 AV_TIME_BASE_Q, in_ch->time_base);
1882 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1883 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1884
1885
1886 if (in_ch->end < ts_off)
1887 continue;
1888 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1889 break;
1890
1891 out_ch = av_mallocz(sizeof(AVChapter));
1892 if (!out_ch)
1893 return AVERROR(ENOMEM);
1894
1895 out_ch->id = in_ch->id;
1896 out_ch->time_base = in_ch->time_base;
1897 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1898 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1899
d0abe80a 1900 if (metadata_chapters_autocopy)
d2d67e42 1901 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
7a39f142
AK		 1902
1903 os->nb_chapters++;
1904 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1905 if (!os->chapters)
1906 return AVERROR(ENOMEM);
1907 os->chapters[os->nb_chapters - 1] = out_ch;
1908 }
1909 return 0;
1910}
1911
17c8cc55 1912static void parse_forced_key_frames(char *kf, OutputStream *ost,
4ad08021
NG		 1913 AVCodecContext *avctx)
1914{
1915 char *p;
1916 int n = 1, i;
1917 int64_t t;
1918
1919 for (p = kf; *p; p++)
1920 if (*p == ',')
1921 n++;
1922 ost->forced_kf_count = n;
1923 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
1924 if (!ost->forced_kf_pts) {
1925 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
1926 ffmpeg_exit(1);
1927 }
1928 for (i = 0; i < n; i++) {
1929 p = i ? strchr(p, ',') + 1 : kf;
1930 t = parse_time_or_die("force_key_frames", p, 1);
1931 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
1932 }
1933}
1934
85f07f22
FB		 1935/*
1936 * The following code is the main loop of the file converter
1937 */
3aace1bc 1938static int transcode(AVFormatContext **output_files,
065a20cb 1939 int nb_output_files,
17c8cc55 1940 InputFile *input_files,
065a20cb 1941 int nb_input_files,
17c8cc55 1942 StreamMap *stream_maps, int nb_stream_maps)
85f07f22 1943{
07633154 1944 int ret = 0, i, j, k, n, nb_ostreams = 0;
85f07f22
FB		 1945 AVFormatContext *is, *os;
1946 AVCodecContext *codec, *icodec;
17c8cc55
AK		 1947 OutputStream *ost, **ost_table = NULL;
1948 InputStream *ist;
002c95d7 1949 char error[1024];
6d1ba1ac 1950 int want_sdp = 1;
545465ec
MN		 1951 uint8_t no_packet[MAX_FILES]={0};
1952 int no_packet_count=0;
bdc4796f 1953
07633154
AK		 1954 if (rate_emu)
1955 for (i = 0; i < nb_input_streams; i++)
1956 input_streams[i].start = av_gettime();
85f07f22
FB		 1957
1958 /* output stream init */
1959 nb_ostreams = 0;
1960 for(i=0;i<nb_output_files;i++) {
1961 os = output_files[i];
bb62d5c1 1962 if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
610219a5 1963 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fc5d0db5 1964 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
d62ccec8
JM		 1965 ret = AVERROR(EINVAL);
1966 goto fail;
8a7bde1c 1967 }
85f07f22
FB		 1968 nb_ostreams += os->nb_streams;
1969 }
1970 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1971 fprintf(stderr, "Number of stream maps must match number of output streams\n");
d62ccec8
JM		 1972 ret = AVERROR(EINVAL);
1973 goto fail;
85f07f22
FB		 1974 }
1975
bd073980
BF		 1976 /* Sanity check the mapping args -- do the input files & streams exist? */
1977 for(i=0;i<nb_stream_maps;i++) {
1978 int fi = stream_maps[i].file_index;
1979 int si = stream_maps[i].stream_index;
115329f1 1980
bd073980 1981 if (fi < 0 || fi > nb_input_files - 1 ||
2cf8355f 1982 si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
bd073980 1983 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
d62ccec8
JM		 1984 ret = AVERROR(EINVAL);
1985 goto fail;
bd073980 1986 }
b4a3389e
WG		 1987 fi = stream_maps[i].sync_file_index;
1988 si = stream_maps[i].sync_stream_index;
1989 if (fi < 0 || fi > nb_input_files - 1 ||
2cf8355f 1990 si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
b4a3389e 1991 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
d62ccec8
JM		 1992 ret = AVERROR(EINVAL);
1993 goto fail;
b4a3389e 1994 }
bd073980 1995 }
115329f1 1996
17c8cc55 1997 ost_table = av_mallocz(sizeof(OutputStream *) * nb_ostreams);
85f07f22
FB		 1998 if (!ost_table)
1999 goto fail;
85f07f22
FB		 2000 n = 0;
2001 for(k=0;k<nb_output_files;k++) {
2002 os = output_files[k];
de427ff4 2003 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 2004 int found;
9fdf4b58 2005 ost = ost_table[n] = output_streams_for_file[k][i];
85f07f22
FB		 2006 ost->st = os->streams[i];
2007 if (nb_stream_maps > 0) {
07633154 2008 ost->source_index = input_files[stream_maps[n].file_index].ist_index +
de427ff4 2009 stream_maps[n].stream_index;
115329f1 2010
bd073980 2011 /* Sanity check that the stream types match */
07633154 2012 if (input_streams[ost->source_index].st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25 2013 int i= ost->file_index;
610219a5 2014 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2015 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2016 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2017 ost->file_index, ost->index);
639e4ec8 2018 ffmpeg_exit(1);
bd073980 2019 }
115329f1 2020
85f07f22 2021 } else {
247e3954 2022 int best_nb_frames=-1;
3f1710e7
RP		 2023 /* get corresponding input stream index : we select the first one with the right type */
2024 found = 0;
07633154 2025 for (j = 0; j < nb_input_streams; j++) {
3f1710e7 2026 int skip=0;
07633154 2027 ist = &input_streams[j];
3f1710e7
RP		 2028 if(opt_programid){
2029 int pi,si;
07633154 2030 AVFormatContext *f = input_files[ist->file_index].ctx;
3f1710e7
RP		 2031 skip=1;
2032 for(pi=0; pi<f->nb_programs; pi++){
2033 AVProgram *p= f->programs[pi];
2034 if(p->id == opt_programid)
2035 for(si=0; si<p->nb_stream_indexes; si++){
2036 if(f->streams[ p->stream_index[si] ] == ist->st)
2037 skip=0;
2038 }
6d3d3b83 2039 }
3f1710e7
RP		 2040 }
2041 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
2042 ist->st->codec->codec_type == ost->st->codec->codec_type) {
2043 if(best_nb_frames < ist->st->codec_info_nb_frames){
2044 best_nb_frames= ist->st->codec_info_nb_frames;
2045 ost->source_index = j;
2046 found = 1;
85f07f22
FB		 2047 }
2048 }
3f1710e7 2049 }
a15bc651
NS		 2050
2051 if (!found) {
2052 if(! opt_programid) {
2053 /* try again and reuse existing stream */
07633154
AK		 2054 for (j = 0; j < nb_input_streams; j++) {
2055 ist = &input_streams[j];
6d3d3b83
MN		 2056 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2057 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS		 2058 ost->source_index = j;
2059 found = 1;
2060 }
2061 }
50e143c4 2062 }
85f07f22 2063 if (!found) {
462cca10 2064 int i= ost->file_index;
610219a5 2065 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB		 2066 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2067 ost->file_index, ost->index);
639e4ec8 2068 ffmpeg_exit(1);
85f07f22
FB		 2069 }
2070 }
2071 }
07633154 2072 ist = &input_streams[ost->source_index];
85f07f22 2073 ist->discard = 0;
b4a3389e 2074 ost->sync_ist = (nb_stream_maps > 0) ?
07633154 2075 &input_streams[input_files[stream_maps[n].sync_file_index].ist_index +
de427ff4 2076 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB		 2077 }
2078 }
2079
85f07f22
FB		 2080 /* for each output stream, we compute the right encoding parameters */
2081 for(i=0;i<nb_ostreams;i++) {
2082 ost = ost_table[i];
365515ac 2083 os = output_files[ost->file_index];
07633154 2084 ist = &input_streams[ost->source_index];
85f07f22 2085
01f4895c
MN		 2086 codec = ost->st->codec;
2087 icodec = ist->st->codec;
85f07f22 2088
d0abe80a 2089 if (metadata_streams_autocopy)
d2d67e42
AK		 2090 av_dict_copy(&ost->st->metadata, ist->st->metadata,
2091 AV_DICT_DONT_OVERWRITE);
8e0d882b 2092
90c2295b 2093 ost->st->disposition = ist->st->disposition;
a39b76ea 2094 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2095 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2096
1629626f 2097 if (ost->st->stream_copy) {
b659c8b4
LA		 2098 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2099
2100 if (extra_size > INT_MAX)
2101 goto fail;
2102
1629626f
FB		 2103 /* if stream_copy is selected, no need to decode or encode */
2104 codec->codec_id = icodec->codec_id;
2105 codec->codec_type = icodec->codec_type;
365515ac
MN		 2106
2107 if(!codec->codec_tag){
2108 if( !os->oformat->codec_tag
37ce3d6b 2109 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN		 2110 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2111 codec->codec_tag = icodec->codec_tag;
2112 }
2113
1629626f 2114 codec->bit_rate = icodec->bit_rate;
2dec2bb8
MN		 2115 codec->rc_max_rate = icodec->rc_max_rate;
2116 codec->rc_buffer_size = icodec->rc_buffer_size;
b659c8b4
LA		 2117 codec->extradata= av_mallocz(extra_size);
2118 if (!codec->extradata)
2119 goto fail;
2120 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
dffbfd06 2121 codec->extradata_size= icodec->extradata_size;
59e2118e 2122 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){
d29de719 2123 codec->time_base = icodec->time_base;
3797c74b 2124 codec->time_base.num *= icodec->ticks_per_frame;
8abcbf2d
BC		 2125 av_reduce(&codec->time_base.num, &codec->time_base.den,
2126 codec->time_base.num, codec->time_base.den, INT_MAX);
3797c74b 2127 }else
d29de719 2128 codec->time_base = ist->st->time_base;
1629626f 2129 switch(codec->codec_type) {
72415b2a 2130 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP		 2131 if(audio_volume != 256) {
2132 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
639e4ec8 2133 ffmpeg_exit(1);
d08e3e91 2134 }
13367a46 2135 codec->channel_layout = icodec->channel_layout;
1629626f
FB		 2136 codec->sample_rate = icodec->sample_rate;
2137 codec->channels = icodec->channels;
0a3b0447 2138 codec->frame_size = icodec->frame_size;
34b47d7c 2139 codec->audio_service_type = icodec->audio_service_type;
c1344911 2140 codec->block_align= icodec->block_align;
4efd6f58
MN		 2141 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2142 codec->block_align= 0;
bcbd328e
MN		 2143 if(codec->codec_id == CODEC_ID_AC3)
2144 codec->block_align= 0;
1629626f 2145 break;
72415b2a 2146 case AVMEDIA_TYPE_VIDEO:
9df3437f 2147 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB		 2148 codec->width = icodec->width;
2149 codec->height = icodec->height;
ff8cc24b 2150 codec->has_b_frames = icodec->has_b_frames;
901ff511
BC		 2151 if (!codec->sample_aspect_ratio.num) {
2152 codec->sample_aspect_ratio =
2153 ost->st->sample_aspect_ratio =
2154 ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
2155 ist->st->codec->sample_aspect_ratio.num ?
2156 ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
2157 }
1629626f 2158 break;
72415b2a 2159 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC		 2160 codec->width = icodec->width;
2161 codec->height = icodec->height;
cf7fc795 2162 break;
e3b540b4
LB		 2163 case AVMEDIA_TYPE_DATA:
2164 break;
1629626f 2165 default:
0f4e8165 2166 abort();
1629626f
FB		 2167 }
2168 } else {
62940bb4
AK		 2169 if (!ost->enc)
2170 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
1629626f 2171 switch(codec->codec_type) {
72415b2a 2172 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN		 2173 ost->fifo= av_fifo_alloc(1024);
2174 if(!ost->fifo)
85f07f22 2175 goto fail;
5d6e4c16 2176 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
d7ee4402
AK		 2177 if (!codec->sample_rate) {
2178 codec->sample_rate = icodec->sample_rate;
2179 if (icodec->lowres)
2180 codec->sample_rate >>= icodec->lowres;
2181 }
62940bb4 2182 choose_sample_rate(ost->st, ost->enc);
d7ee4402 2183 codec->time_base = (AVRational){1, codec->sample_rate};
8f3e9997
AK		 2184 if (!codec->channels)
2185 codec->channels = icodec->channels;
2186 if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
2187 codec->channel_layout = 0;
2886f311
AÖ		 2188 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2189 icodec->request_channels = codec->channels;
85f07f22
FB		 2190 ist->decoding_needed = 1;
2191 ost->encoding_needed = 1;
8afab686
SS		 2192 ost->resample_sample_fmt = icodec->sample_fmt;
2193 ost->resample_sample_rate = icodec->sample_rate;
2194 ost->resample_channels = icodec->channels;
1629626f 2195 break;
72415b2a 2196 case AVMEDIA_TYPE_VIDEO:
10de86b8
AK		 2197 if (codec->pix_fmt == PIX_FMT_NONE)
2198 codec->pix_fmt = icodec->pix_fmt;
2199 choose_pixel_fmt(ost->st, ost->enc);
2200
761c8c92 2201 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2202 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
639e4ec8 2203 ffmpeg_exit(1);
761c8c92 2204 }
2b95602e
SS		 2205 ost->video_resample = codec->width != icodec->width ||
2206 codec->height != icodec->height ||
2207 codec->pix_fmt != icodec->pix_fmt;
c3f11d19 2208 if (ost->video_resample) {
8a774d3d 2209#if !CONFIG_AVFILTER
2de28abb 2210 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 2211 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2212 codec->width, codec->height)) {
eddc482d 2213 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
639e4ec8 2214 ffmpeg_exit(1);
eddc482d 2215 }
18a54b04 2216 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS		 2217 icodec->width,
2218 icodec->height,
18a54b04 2219 icodec->pix_fmt,
0c22311b
MN		 2220 codec->width,
2221 codec->height,
18a54b04 2222 codec->pix_fmt,
1435f2fa 2223 ost->sws_flags, NULL, NULL, NULL);
0b50ac8a
LA		 2224 if (ost->img_resample_ctx == NULL) {
2225 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 2226 ffmpeg_exit(1);
0b50ac8a 2227 }
46847a33 2228#endif
a39b76ea 2229 codec->bits_per_raw_sample= 0;
85f07f22 2230 }
0b7ccad6
AK		 2231 if (!codec->width || !codec->height) {
2232 codec->width = icodec->width;
2233 codec->height = icodec->height;
2234 }
5879ea6d
SS		 2235 ost->resample_height = icodec->height;
2236 ost->resample_width = icodec->width;
b83ccbff 2237 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB		 2238 ost->encoding_needed = 1;
2239 ist->decoding_needed = 1;
46847a33 2240
a6286bda
AK		 2241 if (!ost->frame_rate.num)
2242 ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
62940bb4
AK		 2243 if (ost->enc && ost->enc->supported_framerates && !force_fps) {
2244 int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
2245 ost->frame_rate = ost->enc->supported_framerates[idx];
a6286bda
AK		 2246 }
2247 codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
2248
46847a33 2249#if CONFIG_AVFILTER
0420bf09 2250 if (configure_video_filters(ist, ost)) {
46847a33
MN		 2251 fprintf(stderr, "Error opening filters!\n");
2252 exit(1);
2253 }
2254#endif
1629626f 2255 break;
72415b2a 2256 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB		 2257 ost->encoding_needed = 1;
2258 ist->decoding_needed = 1;
2259 break;
1629626f 2260 default:
0f4e8165 2261 abort();
cf7fc795 2262 break;
85f07f22 2263 }
1629626f 2264 /* two pass mode */
115329f1 2265 if (ost->encoding_needed &&
1629626f
FB		 2266 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2267 char logfilename[1024];
2268 FILE *f;
115329f1
DB		 2269
2270 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS		 2271 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2272 i);
1629626f 2273 if (codec->flags & CODEC_FLAG_PASS1) {
c56e9e05 2274 f = fopen(logfilename, "wb");
1629626f 2275 if (!f) {
42d1d06e 2276 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
639e4ec8 2277 ffmpeg_exit(1);
1629626f
FB		 2278 }
2279 ost->logfile = f;
2280 } else {
458b062d
SS		 2281 char *logbuffer;
2282 size_t logbuffer_size;
2283 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2284 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
639e4ec8 2285 ffmpeg_exit(1);
1629626f 2286 }
1629626f 2287 codec->stats_in = logbuffer;
5abdb4b1 2288 }
5abdb4b1
FB		 2289 }
2290 }
72415b2a 2291 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2292 int size= codec->width * codec->height;
c027e91a 2293 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2294 }
85f07f22
FB		 2295 }
2296
8a6cb114
MN		 2297 if (!bit_buffer)
2298 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2299 if (!bit_buffer) {
50f3fabc
MR		 2300 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2301 bit_buffer_size);
002c95d7 2302 ret = AVERROR(ENOMEM);
8a6cb114 2303 goto fail;
1629626f
FB		 2304 }
2305
85f07f22
FB		 2306 /* open each encoder */
2307 for(i=0;i<nb_ostreams;i++) {
2308 ost = ost_table[i];
2309 if (ost->encoding_needed) {
9446d759 2310 AVCodec *codec = ost->enc;
07633154 2311 AVCodecContext *dec = input_streams[ost->source_index].st->codec;
85f07f22 2312 if (!codec) {
f356fc57
BC		 2313 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2314 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC		 2315 ret = AVERROR(EINVAL);
2316 goto dump_format;
85f07f22 2317 }
cb2c971d
AJ		 2318 if (dec->subtitle_header) {
2319 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2320 if (!ost->st->codec->subtitle_header) {
2321 ret = AVERROR(ENOMEM);
2322 goto dump_format;
2323 }
2324 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2325 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2326 }
01f4895c 2327 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2328 snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
85f07f22 2329 ost->file_index, ost->index);
002c95d7
BC		 2330 ret = AVERROR(EINVAL);
2331 goto dump_format;
85f07f22 2332 }
01f4895c 2333 extra_size += ost->st->codec->extradata_size;
85f07f22
FB		 2334 }
2335 }
2336
2337 /* open each decoder */
07633154
AK		 2338 for (i = 0; i < nb_input_streams; i++) {
2339 ist = &input_streams[i];
85f07f22 2340 if (ist->decoding_needed) {
9e253c13 2341 AVCodec *codec = ist->dec;
6488cf9b 2342 if (!codec)
fd2b356a 2343 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2344 if (!codec) {
f356fc57 2345 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
d2bc4da1 2346 ist->st->codec->codec_id, ist->file_index, ist->st->index);
002c95d7
BC		 2347 ret = AVERROR(EINVAL);
2348 goto dump_format;
85f07f22 2349 }
bc778a0c
JR		 2350
2351 /* update requested sample format for the decoder based on the
2352 corresponding encoder sample format */
2353 for (j = 0; j < nb_ostreams; j++) {
2354 ost = ost_table[j];
2355 if (ost->source_index == i) {
2356 update_sample_fmt(ist->st->codec, codec, ost->st->codec);
2357 break;
2358 }
2359 }
2360
01f4895c 2361 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2362 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
d2bc4da1 2363 ist->file_index, ist->st->index);
002c95d7
BC		 2364 ret = AVERROR(EINVAL);
2365 goto dump_format;
85f07f22 2366 }
72415b2a 2367 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2368 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB		 2369 }
2370 }
2371
2372 /* init pts */
07633154 2373 for (i = 0; i < nb_input_streams; i++) {
b8c93c48 2374 AVStream *st;
07633154 2375 ist = &input_streams[i];
b8c93c48
MN		 2376 st= ist->st;
2377 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2378 ist->next_pts = AV_NOPTS_VALUE;
0ff4f0c0 2379 init_pts_correction(&ist->pts_ctx);
ff4905a5 2380 ist->is_start = 1;
85f07f22 2381 }
c5e1e982 2382
0a38bafd
PB		 2383 /* set meta data information from input file if required */
2384 for (i=0;i<nb_meta_data_maps;i++) {
1829e195 2385 AVFormatContext *files[2];
d2d67e42 2386 AVDictionary **meta[2];
1829e195 2387 int j;
0a38bafd 2388
1829e195
AK		 2389#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
2390 if ((index) < 0 || (index) >= (nb_elems)) {\
2391 snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\
2392 (desc), (index));\
2393 ret = AVERROR(EINVAL);\
2394 goto dump_format;\
115329f1
DB		 2395 }
2396
1829e195
AK		 2397 int out_file_index = meta_data_maps[i][0].file;
2398 int in_file_index = meta_data_maps[i][1].file;
7b393736
AK		 2399 if (in_file_index < 0 || out_file_index < 0)
2400 continue;
1829e195
AK		 2401 METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
2402 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
0a38bafd 2403
1829e195 2404 files[0] = output_files[out_file_index];
07633154 2405 files[1] = input_files[in_file_index].ctx;
1829e195
AK		 2406
2407 for (j = 0; j < 2; j++) {
17c8cc55 2408 MetadataMap *map = &meta_data_maps[i][j];
1829e195
AK		 2409
2410 switch (map->type) {
2411 case 'g':
2412 meta[j] = &files[j]->metadata;
2413 break;
2414 case 's':
2415 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
2416 meta[j] = &files[j]->streams[map->index]->metadata;
2417 break;
2418 case 'c':
2419 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
2420 meta[j] = &files[j]->chapters[map->index]->metadata;
2421 break;
2422 case 'p':
2423 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
2424 meta[j] = &files[j]->programs[map->index]->metadata;
2425 break;
2426 }
2427 }
a5926d85 2428
d2d67e42 2429 av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
0a38bafd 2430 }
115329f1 2431
477b1aea
AK		 2432 /* copy global metadata by default */
2433 if (metadata_global_autocopy) {
477b1aea 2434
8e8a3cc2 2435 for (i = 0; i < nb_output_files; i++)
d2d67e42
AK		 2436 av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata,
2437 AV_DICT_DONT_OVERWRITE);
477b1aea
AK		 2438 }
2439
91e96eba
AK		 2440 /* copy chapters according to chapter maps */
2441 for (i = 0; i < nb_chapter_maps; i++) {
2442 int infile = chapter_maps[i].in_file;
2443 int outfile = chapter_maps[i].out_file;
2444
2445 if (infile < 0 || outfile < 0)
2446 continue;
2447 if (infile >= nb_input_files) {
2448 snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile);
2449 ret = AVERROR(EINVAL);
2450 goto dump_format;
2451 }
2452 if (outfile >= nb_output_files) {
2453 snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile);
2454 ret = AVERROR(EINVAL);
2455 goto dump_format;
2456 }
2457 copy_chapters(infile, outfile);
2458 }
2459
7a39f142 2460 /* copy chapters from the first input file that has them*/
91e96eba 2461 if (!nb_chapter_maps)
a9c2bf9d 2462 for (i = 0; i < nb_input_files; i++) {
07633154 2463 if (!input_files[i].ctx->nb_chapters)
a9c2bf9d 2464 continue;
7a39f142 2465
a9c2bf9d
AK		 2466 for (j = 0; j < nb_output_files; j++)
2467 if ((ret = copy_chapters(i, j)) < 0)
2468 goto dump_format;
09f47fa4 2469 break;
a9c2bf9d 2470 }
7a39f142 2471
85f07f22
FB		 2472 /* open files and write file headers */
2473 for(i=0;i<nb_output_files;i++) {
2474 os = output_files[i];
8035f429 2475 if (avformat_write_header(os, &output_opts[i]) < 0) {
002c95d7 2476 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2477 ret = AVERROR(EINVAL);
002c95d7 2478 goto dump_format;
a38469e1 2479 }
8035f429 2480 assert_avoptions(output_opts[i]);
6d1ba1ac
LA		 2481 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2482 want_sdp = 0;
2483 }
2484 }
002c95d7
BC		 2485
2486 dump_format:
2487 /* dump the file output parameters - cannot be done before in case
2488 of stream copy */
2489 for(i=0;i<nb_output_files;i++) {
610219a5 2490 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
002c95d7
BC		 2491 }
2492
2493 /* dump the stream mapping */
2494 if (verbose >= 0) {
2495 fprintf(stderr, "Stream mapping:\n");
2496 for(i=0;i<nb_ostreams;i++) {
2497 ost = ost_table[i];
2498 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
07633154
AK		 2499 input_streams[ost->source_index].file_index,
2500 input_streams[ost->source_index].st->index,
002c95d7
BC		 2501 ost->file_index,
2502 ost->index);
07633154 2503 if (ost->sync_ist != &input_streams[ost->source_index])
002c95d7
BC		 2504 fprintf(stderr, " [sync #%d.%d]",
2505 ost->sync_ist->file_index,
d2bc4da1 2506 ost->sync_ist->st->index);
002c95d7
BC		 2507 fprintf(stderr, "\n");
2508 }
2509 }
2510
2511 if (ret) {
2512 fprintf(stderr, "%s\n", error);
2513 goto fail;
2514 }
2515
6d1ba1ac
LA		 2516 if (want_sdp) {
2517 print_sdp(output_files, nb_output_files);
85f07f22
FB		 2518 }
2519
8fb566fd 2520 if (verbose >= 0)
cb48e245 2521 fprintf(stderr, "Press ctrl-c to stop encoding\n");
a38469e1
FB		 2522 term_init();
2523
7fc98937 2524 timer_start = av_gettime();
51bd4565 2525
d9a916e2 2526 for(; received_sigterm == 0;) {
85f07f22
FB		 2527 int file_index, ist_index;
2528 AVPacket pkt;
a9aeda81
PB		 2529 double ipts_min;
2530 double opts_min;
23ffe323 2531
85f07f22 2532 redo:
a9aeda81
PB		 2533 ipts_min= 1e100;
2534 opts_min= 1e100;
a38469e1 2535
ec5517d5
FB		 2536 /* select the stream that we must read now by looking at the
2537 smallest output pts */
85f07f22 2538 file_index = -1;
ec5517d5 2539 for(i=0;i<nb_ostreams;i++) {
23ffe323 2540 double ipts, opts;
ec5517d5
FB		 2541 ost = ost_table[i];
2542 os = output_files[ost->file_index];
07633154 2543 ist = &input_streams[ost->source_index];
55a7e946 2544 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2545 continue;
c0df9d75 2546 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323 2547 ipts = (double)ist->pts;
07633154 2548 if (!input_files[ist->file_index].eof_reached){
23ffe323
MN		 2549 if(ipts < ipts_min) {
2550 ipts_min = ipts;
2551 if(input_sync ) file_index = ist->file_index;
2552 }
2553 if(opts < opts_min) {
2554 opts_min = opts;
2555 if(!input_sync) file_index = ist->file_index;
2556 }
85f07f22 2557 }
01f4895c 2558 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN		 2559 file_index= -1;
2560 break;
2561 }
85f07f22
FB		 2562 }
2563 /* if none, if is finished */
51bd4565 2564 if (file_index < 0) {
545465ec
MN		 2565 if(no_packet_count){
2566 no_packet_count=0;
2567 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2568 usleep(10000);
545465ec
MN		 2569 continue;
2570 }
85f07f22 2571 break;
ec5517d5
FB		 2572 }
2573
b6e16b86 2574 /* finish if limit size exhausted */
a2704c97 2575 if (limit_filesize != 0 && limit_filesize <= avio_tell(output_files[0]->pb))
b6e16b86
C		 2576 break;
2577
254abc2e 2578 /* read a frame from it and output it in the fifo */
07633154 2579 is = input_files[file_index].ctx;
ad51c68c 2580 ret= av_read_frame(is, &pkt);
b9edbe99 2581 if(ret == AVERROR(EAGAIN)){
545465ec
MN		 2582 no_packet[file_index]=1;
2583 no_packet_count++;
ad51c68c 2584 continue;
545465ec 2585 }
ad51c68c 2586 if (ret < 0) {
07633154 2587 input_files[file_index].eof_reached = 1;
d24ce947
AB		 2588 if (opt_shortest)
2589 break;
2590 else
2591 continue;
85f07f22 2592 }
303e50e6 2593
545465ec
MN		 2594 no_packet_count=0;
2595 memset(no_packet, 0, sizeof(no_packet));
2596
254abc2e 2597 if (do_pkt_dump) {
5e33e7bd
MS		 2598 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2599 is->streams[pkt.stream_index]);
817b23ff 2600 }
79fdaa4c
FB		 2601 /* the following test is needed in case new streams appear
2602 dynamically in stream : we ignore them */
2cf8355f 2603 if (pkt.stream_index >= input_files[file_index].ctx->nb_streams)
bf5af568 2604 goto discard_packet;
07633154
AK		 2605 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2606 ist = &input_streams[ist_index];
bf5af568
FB		 2607 if (ist->discard)
2608 goto discard_packet;
85f07f22 2609
fec401f7 2610 if (pkt.dts != AV_NOPTS_VALUE)
27e91f37 2611 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
fec401f7 2612 if (pkt.pts != AV_NOPTS_VALUE)
27e91f37 2613 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
fec401f7 2614
2c6958aa
AJ		 2615 if (pkt.stream_index < nb_input_files_ts_scale[file_index]
2616 && input_files_ts_scale[file_index][pkt.stream_index]){
8833f375
MN		 2617 if(pkt.pts != AV_NOPTS_VALUE)
2618 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2619 if(pkt.dts != AV_NOPTS_VALUE)
2620 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2621 }
2622
27e91f37 2623// 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);
965530e1
MN		 2624 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2625 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN		 2626 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2627 int64_t delta= pkt_dts - ist->next_pts;
2628 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
27e91f37 2629 input_files[ist->file_index].ts_offset -= delta;
72bd8100 2630 if (verbose > 2)
27e91f37
AK		 2631 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2632 delta, input_files[ist->file_index].ts_offset);
fec401f7
MN		 2633 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2634 if(pkt.pts != AV_NOPTS_VALUE)
2635 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN		 2636 }
2637 }
2638
f8ccf720 2639 /* finish if recording time exhausted */
6abda15f
FC		 2640 if (recording_time != INT64_MAX &&
2641 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2642 ist->is_past_recording_time = 1;
f8ccf720 2643 goto discard_packet;
55a7e946 2644 }
f8ccf720 2645
d2bc4da1 2646 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
a700a6ae 2647 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD		 2648
2649 if (verbose >= 0)
2650 fprintf(stderr, "Error while decoding stream #%d.%d\n",
d2bc4da1 2651 ist->file_index, ist->st->index);
f2abc559 2652 if (exit_on_error)
639e4ec8 2653 ffmpeg_exit(1);
a700a6ae
FB		 2654 av_free_packet(&pkt);
2655 goto redo;
fe08925f 2656 }
cf7fc795 2657
bf5af568 2658 discard_packet:
85f07f22 2659 av_free_packet(&pkt);
115329f1 2660
ec5517d5
FB		 2661 /* dump report by using the output first video and audio streams */
2662 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2663 }
a700a6ae
FB		 2664
2665 /* at the end of stream, we must flush the decoder buffers */
07633154
AK		 2666 for (i = 0; i < nb_input_streams; i++) {
2667 ist = &input_streams[i];
a700a6ae
FB		 2668 if (ist->decoding_needed) {
2669 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2670 }
2671 }
2672
a38469e1 2673 term_exit();
85f07f22 2674
c4e37247
MN		 2675 /* write the trailer if needed and close file */
2676 for(i=0;i<nb_output_files;i++) {
2677 os = output_files[i];
2678 av_write_trailer(os);
2679 }
2680
37f5cd5a
MN		 2681 /* dump report by using the first video and audio streams */
2682 print_report(output_files, ost_table, nb_ostreams, 1);
2683
85f07f22
FB		 2684 /* close each encoder */
2685 for(i=0;i<nb_ostreams;i++) {
2686 ost = ost_table[i];
2687 if (ost->encoding_needed) {
01f4895c
MN		 2688 av_freep(&ost->st->codec->stats_in);
2689 avcodec_close(ost->st->codec);
85f07f22 2690 }
9d5fa618
MN		 2691#if CONFIG_AVFILTER
2692 avfilter_graph_free(&ost->graph);
2693#endif
85f07f22 2694 }
115329f1 2695
85f07f22 2696 /* close each decoder */
07633154
AK		 2697 for (i = 0; i < nb_input_streams; i++) {
2698 ist = &input_streams[i];
85f07f22 2699 if (ist->decoding_needed) {
01f4895c 2700 avcodec_close(ist->st->codec);
85f07f22
FB		 2701 }
2702 }
85f07f22 2703
85f07f22 2704 /* finished ! */
00b7fbdc 2705 ret = 0;
115329f1 2706
002c95d7 2707 fail:
83b07470 2708 av_freep(&bit_buffer);
bdc4796f 2709
85f07f22
FB		 2710 if (ost_table) {
2711 for(i=0;i<nb_ostreams;i++) {
2712 ost = ost_table[i];
2713 if (ost) {
b659c8b4
LA		 2714 if (ost->st->stream_copy)
2715 av_freep(&ost->st->codec->extradata);
5abdb4b1
FB		 2716 if (ost->logfile) {
2717 fclose(ost->logfile);
2718 ost->logfile = NULL;
2719 }
41dd680d 2720 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2721 initialized but set to zero */
cb2c971d 2722 av_freep(&ost->st->codec->subtitle_header);
0f1578af 2723 av_free(ost->pict_tmp.data[0]);
4ad08021 2724 av_free(ost->forced_kf_pts);
85f07f22 2725 if (ost->video_resample)
18a54b04 2726 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2727 if (ost->resample)
85f07f22 2728 audio_resample_close(ost->resample);
a79db0f7
PR		 2729 if (ost->reformat_ctx)
2730 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2731 av_free(ost);
85f07f22
FB		 2732 }
2733 }
0f1578af 2734 av_free(ost_table);
85f07f22
FB		 2735 }
2736 return ret;
85f07f22
FB		 2737}
2738
26513856 2739static int opt_format(const char *opt, const char *arg)
85f07f22 2740{
a5abfd8f 2741 last_asked_format = arg;
26513856 2742 return 0;
85f07f22
FB		 2743}
2744
26513856 2745static int opt_video_rc_override_string(const char *opt, const char *arg)
ac2830ec
MN		 2746{
2747 video_rc_override_string = arg;
26513856 2748 return 0;
ac2830ec
MN		 2749}
2750
c48da33c 2751static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2752{
c48da33c
SS		 2753 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2754 return 0;
f4f3223f
MN		 2755}
2756
c48da33c 2757static int opt_verbose(const char *opt, const char *arg)
f068206e 2758{
46eab093 2759 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2760 return 0;
f068206e
BE		 2761}
2762
2fc3866d 2763static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2764{
126b638e 2765 if (av_parse_video_rate(&frame_rate, arg) < 0) {
2fc3866d 2766 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
639e4ec8 2767 ffmpeg_exit(1);
445f1b83 2768 }
2fc3866d 2769 return 0;
85f07f22
FB		 2770}
2771
ebde2a2c 2772static int opt_bitrate(const char *opt, const char *arg)
1b1656c6 2773{
72415b2a 2774 int codec_type = opt[0]=='a' ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
1b1656c6
RP		 2775
2776 opt_default(opt, arg);
2777
636f1c4c 2778 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2779 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH		 2780
2781 return 0;
1b1656c6
RP		 2782}
2783
5879ea6d 2784static int opt_frame_crop(const char *opt, const char *arg)
ab6d194a 2785{
5879ea6d
SS		 2786 fprintf(stderr, "Option '%s' has been removed, use the crop filter instead\n", opt);
2787 return AVERROR(EINVAL);
ab6d194a
MN		 2788}
2789
26513856 2790static int opt_frame_size(const char *opt, const char *arg)
85f07f22 2791{
126b638e 2792 if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2793 fprintf(stderr, "Incorrect frame size\n");
26513856 2794 return AVERROR(EINVAL);
85f07f22 2795 }
26513856 2796 return 0;
85f07f22
FB		 2797}
2798
9f434b65
SS		 2799static int opt_pad(const char *opt, const char *arg) {
2800 fprintf(stderr, "Option '%s' has been removed, use the pad filter instead\n", opt);
2801 return -1;
1ff93ffc
TK		 2802}
2803
26513856 2804static int opt_frame_pix_fmt(const char *opt, const char *arg)
63167088 2805{
90da2b50 2806 if (strcmp(arg, "list")) {
718c7b18 2807 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS		 2808 if (frame_pix_fmt == PIX_FMT_NONE) {
2809 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
26513856 2810 return AVERROR(EINVAL);
90da2b50
SS		 2811 }
2812 } else {
cedac882 2813 show_pix_fmts();
639e4ec8 2814 ffmpeg_exit(0);
c3b95b1d 2815 }
26513856 2816 return 0;
63167088
RS		 2817}
2818
26513856 2819static int opt_frame_aspect_ratio(const char *opt, const char *arg)
5fe03e38
RS		 2820{
2821 int x = 0, y = 0;
2822 double ar = 0;
2823 const char *p;
815f98cc 2824 char *end;
115329f1 2825
5fe03e38
RS		 2826 p = strchr(arg, ':');
2827 if (p) {
815f98cc
AJ		 2828 x = strtol(arg, &end, 10);
2829 if (end == p)
2830 y = strtol(end+1, &end, 10);
bb270c08
DB		 2831 if (x > 0 && y > 0)
2832 ar = (double)x / (double)y;
5fe03e38 2833 } else
815f98cc 2834 ar = strtod(arg, NULL);
5fe03e38
RS		 2835
2836 if (!ar) {
2837 fprintf(stderr, "Incorrect aspect ratio specification.\n");
26513856 2838 return AVERROR(EINVAL);
5fe03e38
RS		 2839 }
2840 frame_aspect_ratio = ar;
26513856 2841 return 0;
5fe03e38
RS		 2842}
2843
a5926d85
AJ		 2844static int opt_metadata(const char *opt, const char *arg)
2845{
2846 char *mid= strchr(arg, '=');
2847
2848 if(!mid){
2849 fprintf(stderr, "Missing =\n");
639e4ec8 2850 ffmpeg_exit(1);
a5926d85
AJ		 2851 }
2852 *mid++= 0;
2853
d2d67e42 2854 av_dict_set(&metadata, arg, mid, 0);
a5926d85
AJ		 2855
2856 return 0;
2857}
2858
dbe94539 2859static int opt_qscale(const char *opt, const char *arg)
85f07f22 2860{
dbe94539
SS		 2861 video_qscale = parse_number_or_die(opt, arg, OPT_FLOAT, 0, 255);
2862 if (video_qscale == 0) {
4e64bead 2863 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
dbe94539 2864 return AVERROR(EINVAL);
85f07f22 2865 }
dbe94539 2866 return 0;
85f07f22
FB		 2867}
2868
dbe94539 2869static int opt_top_field_first(const char *opt, const char *arg)
bb198e19 2870{
dbe94539
SS		 2871 top_field_first = parse_number_or_die(opt, arg, OPT_INT, 0, 1);
2872 return 0;
bb198e19
MN		 2873}
2874
d18811bb 2875static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2876{
d18811bb 2877 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2878#if !HAVE_THREADS
d8019eb5
AD		 2879 if (verbose >= 0)
2880 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2881#endif
d18811bb 2882 return 0;
9c3d33d6
MN		 2883}
2884
26513856 2885static int opt_audio_sample_fmt(const char *opt, const char *arg)
ce1ee094 2886{
6c18f1cd 2887 if (strcmp(arg, "list")) {
ba7d6e79 2888 audio_sample_fmt = av_get_sample_fmt(arg);
6c18f1cd
SS		 2889 if (audio_sample_fmt == AV_SAMPLE_FMT_NONE) {
2890 av_log(NULL, AV_LOG_ERROR, "Invalid sample format '%s'\n", arg);
26513856 2891 return AVERROR(EINVAL);
6c18f1cd
SS		 2892 }
2893 } else {
5d2c6f42
SS		 2894 int i;
2895 char fmt_str[128];
2896 for (i = -1; i < AV_SAMPLE_FMT_NB; i++)
2897 printf("%s\n", av_get_sample_fmt_string(fmt_str, sizeof(fmt_str), i));
639e4ec8 2898 ffmpeg_exit(0);
ce1ee094 2899 }
26513856 2900 return 0;
ce1ee094
PR		 2901}
2902
c48da33c 2903static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2904{
c48da33c
SS		 2905 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2906 return 0;
85f07f22
FB		 2907}
2908
c48da33c 2909static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2910{
c48da33c
SS		 2911 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2912 return 0;
85f07f22
FB		 2913}
2914
dbe94539 2915static int opt_video_channel(const char *opt, const char *arg)
a5df11ab 2916{
55ba12e3
AK		 2917 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
2918 opt_default("channel", arg);
dbe94539 2919 return 0;
a5df11ab
FB		 2920}
2921
26513856 2922static int opt_video_standard(const char *opt, const char *arg)
e3ee3283 2923{
55ba12e3
AK		 2924 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
2925 opt_default("standard", arg);
26513856 2926 return 0;
e3ee3283
AB		 2927}
2928
26513856 2929static int opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2930 int codec_type, const char *arg)
85f07f22 2931{
4a897224 2932 av_freep(pcodec_name);
1629626f 2933 if (!strcmp(arg, "copy")) {
cf7fc795 2934 *pstream_copy = 1;
85f07f22 2935 } else {
4a897224 2936 *pcodec_name = av_strdup(arg);
85f07f22 2937 }
26513856 2938 return 0;
85f07f22
FB		 2939}
2940
26513856 2941static int opt_audio_codec(const char *opt, const char *arg)
cf7fc795 2942{
26513856 2943 return opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB		 2944}
2945
26513856 2946static int opt_video_codec(const char *opt, const char *arg)
85f07f22 2947{
26513856 2948 return opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2949}
85f07f22 2950
26513856 2951static int opt_subtitle_codec(const char *opt, const char *arg)
cf7fc795 2952{
26513856 2953 return opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB		 2954}
2955
26513856 2956static int opt_data_codec(const char *opt, const char *arg)
e3b540b4 2957{
26513856 2958 return opt_codec(&data_stream_copy, &data_codec_name, AVMEDIA_TYPE_DATA, arg);
e3b540b4
LB		 2959}
2960
0d0778b0 2961static int opt_codec_tag(const char *opt, const char *arg)
27ad7d3a
BC		 2962{
2963 char *tail;
d0242e74
SS		 2964 uint32_t *codec_tag;
2965
2966 codec_tag = !strcmp(opt, "atag") ? &audio_codec_tag :
2967 !strcmp(opt, "vtag") ? &video_codec_tag :
2968 !strcmp(opt, "stag") ? &subtitle_codec_tag : NULL;
0d0778b0
RP		 2969 if (!codec_tag)
2970 return -1;
27ad7d3a 2971
d0242e74
SS		 2972 *codec_tag = strtol(arg, &tail, 0);
2973 if (!tail || *tail)
2839dc97 2974 *codec_tag = AV_RL32(arg);
0d0778b0
RP		 2975
2976 return 0;
27ad7d3a
BC		 2977}
2978
26513856 2979static int opt_map(const char *opt, const char *arg)
85f07f22 2980{
17c8cc55 2981 StreamMap *m;
815f98cc 2982 char *p;
85f07f22 2983
3a8e8824
AJ		 2984 stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1);
2985 m = &stream_maps[nb_stream_maps-1];
85f07f22 2986
815f98cc 2987 m->file_index = strtol(arg, &p, 0);
85f07f22
FB		 2988 if (*p)
2989 p++;
a5dc85ef 2990
815f98cc 2991 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2992 if (*p) {
2993 p++;
815f98cc 2994 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG		 2995 if (*p)
2996 p++;
815f98cc 2997 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2998 } else {
2999 m->sync_file_index = m->file_index;
3000 m->sync_stream_index = m->stream_index;
3001 }
26513856 3002 return 0;
85f07f22
FB		 3003}
3004
c961fb3c 3005static void parse_meta_type(char *arg, char *type, int *index, char **endptr)
1829e195
AK		 3006{
3007 *endptr = arg;
3008 if (*arg == ',') {
3009 *type = *(++arg);
3010 switch (*arg) {
3011 case 'g':
3012 break;
3013 case 's':
3014 case 'c':
3015 case 'p':
3016 *index = strtol(++arg, endptr, 0);
3017 break;
3018 default:
3019 fprintf(stderr, "Invalid metadata type %c.\n", *arg);
3020 ffmpeg_exit(1);
3021 }
3022 } else
3023 *type = 'g';
3024}
3025
26513856 3026static int opt_map_metadata(const char *opt, const char *arg)
0a38bafd 3027{
17c8cc55 3028 MetadataMap *m, *m1;
815f98cc 3029 char *p;
115329f1 3030
63e856df
AK		 3031 meta_data_maps = grow_array(meta_data_maps, sizeof(*meta_data_maps),
3032 &nb_meta_data_maps, nb_meta_data_maps + 1);
0a38bafd 3033
1829e195
AK		 3034 m = &meta_data_maps[nb_meta_data_maps - 1][0];
3035 m->file = strtol(arg, &p, 0);
3036 parse_meta_type(p, &m->type, &m->index, &p);
0a38bafd
PB		 3037 if (*p)
3038 p++;
3039
1829e195
AK		 3040 m1 = &meta_data_maps[nb_meta_data_maps - 1][1];
3041 m1->file = strtol(p, &p, 0);
3042 parse_meta_type(p, &m1->type, &m1->index, &p);
d0abe80a 3043
477b1aea
AK		 3044 if (m->type == 'g' || m1->type == 'g')
3045 metadata_global_autocopy = 0;
d0abe80a
AK		 3046 if (m->type == 's' || m1->type == 's')
3047 metadata_streams_autocopy = 0;
3048 if (m->type == 'c' || m1->type == 'c')
3049 metadata_chapters_autocopy = 0;
26513856
SS		 3050
3051 return 0;
0a38bafd
PB		 3052}
3053
26513856 3054static int opt_map_meta_data(const char *opt, const char *arg)
87e4d9b2
AK		 3055{
3056 fprintf(stderr, "-map_meta_data is deprecated and will be removed soon. "
3057 "Use -map_metadata instead.\n");
26513856 3058 return opt_map_metadata(opt, arg);
87e4d9b2
AK		 3059}
3060
26513856 3061static int opt_map_chapters(const char *opt, const char *arg)
91e96eba 3062{
17c8cc55 3063 ChapterMap *c;
91e96eba
AK		 3064 char *p;
3065
3066 chapter_maps = grow_array(chapter_maps, sizeof(*chapter_maps), &nb_chapter_maps,
3067 nb_chapter_maps + 1);
3068 c = &chapter_maps[nb_chapter_maps - 1];
3069 c->out_file = strtol(arg, &p, 0);
3070 if (*p)
3071 p++;
3072
3073 c->in_file = strtol(p, &p, 0);