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aacenc: Simplify windowing
[libav.git] / ffmpeg.c
CommitLineData
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 {
02494787
DB		 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
85f07f22 105
ef6fc647 106static const char *last_asked_format = NULL;
b12c2592
AK		 107static double *ts_scale;
108static int nb_ts_scale;
85f07f22
FB		 109
110static AVFormatContext *output_files[MAX_FILES];
8035f429 111static AVDictionary *output_opts[MAX_FILES];
85f07f22
FB		 112static int nb_output_files = 0;
113
17c8cc55 114static StreamMap *stream_maps = NULL;
85f07f22
FB		 115static int nb_stream_maps;
116
1829e195 117/* first item specifies output metadata, second is input */
17c8cc55 118static MetadataMap (*meta_data_maps)[2] = NULL;
0a38bafd 119static int nb_meta_data_maps;
477b1aea 120static int metadata_global_autocopy = 1;
d0abe80a
AK		 121static int metadata_streams_autocopy = 1;
122static int metadata_chapters_autocopy = 1;
0a38bafd 123
17c8cc55 124static ChapterMap *chapter_maps = NULL;
91e96eba
AK		 125static int nb_chapter_maps;
126
006e8108 127/* indexed by output file stream index */
e640f261
AJ		 128static int *streamid_map = NULL;
129static int nb_streamid_map = 0;
006e8108 130
55cf1959
MN		 131static int frame_width = 0;
132static int frame_height = 0;
880e8ba7 133static float frame_aspect_ratio = 0;
644a9262 134static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
5d6e4c16 135static enum AVSampleFormat audio_sample_fmt = AV_SAMPLE_FMT_NONE;
cf7fc795 136static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 137static AVRational frame_rate;
158c7f05 138static float video_qscale = 0;
84f608f4
VM		 139static uint16_t *intra_matrix = NULL;
140static uint16_t *inter_matrix = NULL;
464a631c 141static const char *video_rc_override_string=NULL;
85f07f22 142static int video_disable = 0;
f3356e9c 143static int video_discard = 0;
4a897224 144static char *video_codec_name = NULL;
83a36b2e 145static unsigned int video_codec_tag = 0;
0fc2c0f6 146static char *video_language = NULL;
85f07f22 147static int same_quality = 0;
cfcf0ffd 148static int do_deinterlace = 0;
bb198e19 149static int top_field_first = -1;
f4f3223f 150static int me_threshold = 0;
1a11cbcc 151static int intra_dc_precision = 8;
5894e1bb 152static int loop_input = 0;
8108551a 153static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 154static int qp_hist = 0;
46847a33
MN		 155#if CONFIG_AVFILTER
156static char *vfilters = NULL;
46847a33 157#endif
85f07f22 158
85f07f22 159static int intra_only = 0;
d7ee4402 160static int audio_sample_rate = 0;
c57c770d
JR		 161#define QSCALE_NONE -99999
162static float audio_qscale = QSCALE_NONE;
85f07f22 163static int audio_disable = 0;
8f3e9997 164static int audio_channels = 0;
4a897224 165static char *audio_codec_name = NULL;
83a36b2e 166static unsigned int audio_codec_tag = 0;
cf7fc795
FB		 167static char *audio_language = NULL;
168
11bf3847 169static int subtitle_disable = 0;
4a897224 170static char *subtitle_codec_name = NULL;
cf7fc795 171static char *subtitle_language = NULL;
83a36b2e 172static unsigned int subtitle_codec_tag = 0;
85f07f22 173
e3b540b4
LB		 174static int data_disable = 0;
175static char *data_codec_name = NULL;
176static unsigned int data_codec_tag = 0;
177
17c88cb0
MN		 178static float mux_preload= 0.5;
179static float mux_max_delay= 0.7;
2db3c638 180
fc7ad2af 181static int64_t recording_time = INT64_MAX;
8831db5c 182static int64_t start_time = 0;
a6a92a9a 183static int64_t input_ts_offset = 0;
85f07f22 184static int file_overwrite = 0;
d2d67e42 185static AVDictionary *metadata;
5727b222 186static int do_benchmark = 0;
a0663ba4 187static int do_hex_dump = 0;
254abc2e 188static int do_pkt_dump = 0;
43f1708f 189static int do_psnr = 0;
5abdb4b1 190static int do_pass = 0;
ad16627f 191static char *pass_logfilename_prefix = NULL;
1629626f
FB		 192static int audio_stream_copy = 0;
193static int video_stream_copy = 0;
cf7fc795 194static int subtitle_stream_copy = 0;
e3b540b4 195static int data_stream_copy = 0;
8858816d 196static int video_sync_method= -1;
986ebcdb 197static int audio_sync_method= 0;
d4d226a8 198static float audio_drift_threshold= 0.1;
72bd8100 199static int copy_ts= 0;
0f27e6b4 200static int copy_tb;
76bdac6d 201static int opt_shortest = 0;
b60d1379 202static char *vstats_filename;
032aa7df 203static FILE *vstats_file;
50e143c4 204static int opt_programid = 0;
50e3477f 205static int copy_initial_nonkeyframes = 0;
5abdb4b1 206
bdfcbbed
MK		 207static int rate_emu = 0;
208
a9aa3467 209static int audio_volume = 256;
8aa3ee32 210
f2abc559 211static int exit_on_error = 0;
d9a916e2 212static int using_stdin = 0;
f068206e 213static int verbose = 1;
9c3d33d6 214static int thread_count= 1;
1008ceb3
MN		 215static int64_t video_size = 0;
216static int64_t audio_size = 0;
217static int64_t extra_size = 0;
a6a92a9a
WG		 218static int nb_frames_dup = 0;
219static int nb_frames_drop = 0;
6e454c38 220static int input_sync;
76bdac6d 221static uint64_t limit_filesize = 0;
d2845b75 222static int force_fps = 0;
4ad08021 223static char *forced_key_frames = NULL;
d9a916e2 224
a8482aab 225static float dts_delta_threshold = 10;
5b6d5596 226
29cc1c23 227static int64_t timer_start;
8bbf6db9 228
3321cb3f
BC		 229static uint8_t *audio_buf;
230static uint8_t *audio_out;
a6d1bd05 231static unsigned int allocated_audio_out_size, allocated_audio_buf_size;
3321cb3f
BC		 232
233static short *samples;
234
748c2fca
MN		 235static AVBitStreamFilterContext *video_bitstream_filters=NULL;
236static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 237static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
5b6d5596 238
ad16627f 239#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 240
17c8cc55 241struct InputStream;
b4a3389e 242
17c8cc55 243typedef struct OutputStream {
85f07f22
FB		 244 int file_index; /* file index */
245 int index; /* stream index in the output file */
17c8cc55 246 int source_index; /* InputStream index */
85f07f22 247 AVStream *st; /* stream in the output file */
ec5517d5
FB		 248 int encoding_needed; /* true if encoding needed for this stream */
249 int frame_number;
250 /* input pts and corresponding output pts
251 for A/V sync */
b4a3389e 252 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
17c8cc55 253 struct InputStream *sync_ist; /* input stream to sync against */
e928649b 254 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
0b6d358a 255 AVBitStreamFilterContext *bitstream_filters;
9446d759
AK		 256 AVCodec *enc;
257
85f07f22 258 /* video only */
07d0cdfc 259 int video_resample;
a4d36c11 260 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA		 261 struct SwsContext *img_resample_ctx; /* for image resampling */
262 int resample_height;
352666c1 263 int resample_width;
01a3c821 264 int resample_pix_fmt;
a6286bda 265 AVRational frame_rate;
34b10a57 266
901ff511
BC		 267 float frame_aspect_ratio;
268
4ad08021
NG		 269 /* forced key frames */
270 int64_t *forced_kf_pts;
271 int forced_kf_count;
272 int forced_kf_index;
273
85f07f22
FB		 274 /* audio only */
275 int audio_resample;
276 ReSampleContext *resample; /* for audio resampling */
8afab686
SS		 277 int resample_sample_fmt;
278 int resample_channels;
279 int resample_sample_rate;
a79db0f7
PR		 280 int reformat_pair;
281 AVAudioConvert *reformat_ctx;
41dd680d 282 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 283 FILE *logfile;
1435f2fa 284
9d5fa618
MN		 285#if CONFIG_AVFILTER
286 AVFilterContext *output_video_filter;
287 AVFilterContext *input_video_filter;
288 AVFilterBufferRef *picref;
289 char *avfilter;
290 AVFilterGraph *graph;
291#endif
292
1435f2fa 293 int sws_flags;
bf174a70 294 AVDictionary *opts;
17c8cc55 295} OutputStream;
85f07f22 296
17c8cc55 297static OutputStream **output_streams_for_file[MAX_FILES] = { NULL };
9fdf4b58
NG		 298static int nb_output_streams_for_file[MAX_FILES] = { 0 };
299
17c8cc55 300typedef struct InputStream {
85f07f22 301 int file_index;
85f07f22
FB		 302 AVStream *st;
303 int discard; /* true if stream data should be discarded */
304 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
9e253c13 305 AVCodec *dec;
bdfcbbed
MK		 306
307 int64_t start; /* time when read started */
254abc2e
FB		 308 int64_t next_pts; /* synthetic pts for cases where pkt.pts
309 is not defined */
e7d0374f 310 int64_t pts; /* current pts */
0ff4f0c0 311 PtsCorrectionContext pts_ctx;
b12c2592 312 double ts_scale;
ff4905a5 313 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 314 int showed_multi_packet_warning;
55a7e946 315 int is_past_recording_time;
bf174a70 316 AVDictionary *opts;
17c8cc55 317} InputStream;
85f07f22 318
17c8cc55 319typedef struct InputFile {
07633154 320 AVFormatContext *ctx;
85f07f22
FB		 321 int eof_reached; /* true if eof reached */
322 int ist_index; /* index of first stream in ist_table */
323 int buffer_size; /* current total buffer size */
27e91f37 324 int64_t ts_offset;
9aa1f87d 325 int nb_streams; /* nb streams we are aware of */
17c8cc55 326} InputFile;
85f07f22 327
17c8cc55 328static InputStream *input_streams = NULL;
07633154 329static int nb_input_streams = 0;
17c8cc55 330static InputFile *input_files = NULL;
07633154
AK		 331static int nb_input_files = 0;
332
46847a33 333#if CONFIG_AVFILTER
46847a33 334
17c8cc55 335static int configure_video_filters(InputStream *ist, OutputStream *ost)
46847a33 336{
a9f3cb93 337 AVFilterContext *last_filter, *filter;
46847a33
MN		 338 /** filter graph containing all filters including input & output */
339 AVCodecContext *codec = ost->st->codec;
340 AVCodecContext *icodec = ist->st->codec;
45f2908d 341 AVSinkContext avsink_ctx = { .pix_fmt = codec->pix_fmt };
7a11c82f 342 AVRational sample_aspect_ratio;
46847a33 343 char args[255];
4ddf0d29 344 int ret;
46847a33 345
9d5fa618 346 ost->graph = avfilter_graph_alloc();
46847a33 347
7a11c82f
MN		 348 if (ist->st->sample_aspect_ratio.num){
349 sample_aspect_ratio = ist->st->sample_aspect_ratio;
350 }else
351 sample_aspect_ratio = ist->st->codec->sample_aspect_ratio;
352
353 snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width,
354 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE,
355 sample_aspect_ratio.num, sample_aspect_ratio.den);
356
9d5fa618
MN		 357 ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"),
358 "src", args, NULL, ost->graph);
037be76e 359 if (ret < 0)
4ddf0d29 360 return ret;
45f2908d
DB		 361 ret = avfilter_graph_create_filter(&ost->output_video_filter, &avsink,
362 "out", NULL, &avsink_ctx, ost->graph);
037be76e 363 if (ret < 0)
4ddf0d29 364 return ret;
9d5fa618 365 last_filter = ost->input_video_filter;
46847a33 366
5879ea6d 367 if (codec->width != icodec->width || codec->height != icodec->height) {
6e82e7fa 368 snprintf(args, 255, "%d:%d:flags=0x%X",
0c22311b
MN		 369 codec->width,
370 codec->height,
1435f2fa 371 ost->sws_flags);
037be76e 372 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
9d5fa618 373 NULL, args, NULL, ost->graph)) < 0)
4ddf0d29
SS		 374 return ret;
375 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
376 return ret;
a9f3cb93 377 last_filter = filter;
46847a33
MN		 378 }
379
1435f2fa 380 snprintf(args, sizeof(args), "flags=0x%X", ost->sws_flags);
9d5fa618 381 ost->graph->scale_sws_opts = av_strdup(args);
f96363df 382
9d5fa618 383 if (ost->avfilter) {
46847a33
MN		 384 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
385 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
386
387 outputs->name = av_strdup("in");
7313132b 388 outputs->filter_ctx = last_filter;
46847a33
MN		 389 outputs->pad_idx = 0;
390 outputs->next = NULL;
391
392 inputs->name = av_strdup("out");
9d5fa618 393 inputs->filter_ctx = ost->output_video_filter;
46847a33
MN		 394 inputs->pad_idx = 0;
395 inputs->next = NULL;
396
9d5fa618 397 if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0)
4ddf0d29 398 return ret;
9d5fa618 399 av_freep(&ost->avfilter);
46847a33 400 } else {
9d5fa618 401 if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0)
4ddf0d29 402 return ret;
46847a33
MN		 403 }
404
9d5fa618 405 if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0)
4ddf0d29 406 return ret;
46847a33 407
9d5fa618
MN		 408 codec->width = ost->output_video_filter->inputs[0]->w;
409 codec->height = ost->output_video_filter->inputs[0]->h;
7a11c82f 410 codec->sample_aspect_ratio = ost->st->sample_aspect_ratio =
901ff511
BC		 411 ost->frame_aspect_ratio ? // overriden by the -aspect cli option
412 av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) :
9d5fa618 413 ost->output_video_filter->inputs[0]->sample_aspect_ratio;
46847a33
MN		 414
415 return 0;
416}
417#endif /* CONFIG_AVFILTER */
418
85f07f22
FB		 419static void term_exit(void)
420{
6b6bca64 421 av_log(NULL, AV_LOG_QUIET, "");
64f6e357 422}
85f07f22 423
e9a832e5 424static volatile int received_sigterm = 0;
a1217548 425static volatile int received_nb_signals = 0;
9680a722
RP		 426
427static void
428sigterm_handler(int sig)
429{
430 received_sigterm = sig;
a1217548 431 received_nb_signals++;
9680a722
RP		 432 term_exit();
433}
434
85f07f22
FB		 435static void term_init(void)
436{
9680a722 437 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 438 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR		 439#ifdef SIGXCPU
440 signal(SIGXCPU, sigterm_handler);
441#endif
85f07f22
FB		 442}
443
b51469a0
LS		 444static int decode_interrupt_cb(void)
445{
a1217548 446 return received_nb_signals > 1;
b51469a0
LS		 447}
448
dad09ff9 449void exit_program(int ret)
e5295c0d
RP		 450{
451 int i;
452
453 /* close files */
454 for(i=0;i<nb_output_files;i++) {
e5295c0d 455 AVFormatContext *s = output_files[i];
8767060c 456 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
22a3212e 457 avio_close(s->pb);
b22dbb29 458 avformat_free_context(s);
9fdf4b58 459 av_free(output_streams_for_file[i]);
8035f429 460 av_dict_free(&output_opts[i]);
e5295c0d 461 }
2c6958aa 462 for(i=0;i<nb_input_files;i++) {
07633154 463 av_close_input_file(input_files[i].ctx);
2c6958aa 464 }
bf174a70
AK		 465 for (i = 0; i < nb_input_streams; i++)
466 av_dict_free(&input_streams[i].opts);
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
776f2bb9 496 avformat_network_deinit();
46847a33 497
e5295c0d
RP		 498 if (received_sigterm) {
499 fprintf(stderr,
500 "Received signal %d: terminating.\n",
501 (int) received_sigterm);
502 exit (255);
503 }
504
296df4e7 505 exit(ret); /* not all OS-es handle main() return value */
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);
dad09ff9 513 exit_program(1);
8035f429
AK		 514 }
515}
516
a9eb4f08
AK		 517static void assert_codec_experimental(AVCodecContext *c, int encoder)
518{
519 const char *codec_string = encoder ? "encoder" : "decoder";
520 AVCodec *codec;
521 if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
522 c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
523 av_log(NULL, AV_LOG_ERROR, "%s '%s' is experimental and might produce bad "
524 "results.\nAdd '-strict experimental' if you want to use it.\n",
525 codec_string, c->codec->name);
daca3365 526 codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id);
a9eb4f08
AK		 527 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
528 av_log(NULL, AV_LOG_ERROR, "Or use the non experimental %s '%s'.\n",
529 codec_string, codec->name);
dad09ff9 530 exit_program(1);
a9eb4f08
AK		 531 }
532}
533
aa1de0d9
RB		 534static void choose_sample_fmt(AVStream *st, AVCodec *codec)
535{
536 if(codec && codec->sample_fmts){
5d6e4c16 537 const enum AVSampleFormat *p= codec->sample_fmts;
aa1de0d9
RB		 538 for(; *p!=-1; p++){
539 if(*p == st->codec->sample_fmt)
540 break;
541 }
fa34a362
SS		 542 if (*p == -1) {
543 av_log(NULL, AV_LOG_WARNING,
544 "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
545 av_get_sample_fmt_name(st->codec->sample_fmt),
546 codec->name,
547 av_get_sample_fmt_name(codec->sample_fmts[0]));
aa1de0d9 548 st->codec->sample_fmt = codec->sample_fmts[0];
fa34a362 549 }
aa1de0d9
RB		 550 }
551}
552
bc778a0c
JR		 553/**
554 * Update the requested input sample format based on the output sample format.
555 * This is currently only used to request float output from decoders which
556 * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT.
557 * Ideally this will be removed in the future when decoders do not do format
558 * conversion and only output in their native format.
559 */
560static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
561 AVCodecContext *enc)
562{
563 /* if sample formats match or a decoder sample format has already been
564 requested, just return */
565 if (enc->sample_fmt == dec->sample_fmt ||
566 dec->request_sample_fmt > AV_SAMPLE_FMT_NONE)
567 return;
568
569 /* if decoder supports more than one output format */
570 if (dec_codec && dec_codec->sample_fmts &&
571 dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
572 dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
9a1b7912 573 const enum AVSampleFormat *p;
bc778a0c
JR		 574 int min_dec = -1, min_inc = -1;
575
576 /* find a matching sample format in the encoder */
577 for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) {
578 if (*p == enc->sample_fmt) {
579 dec->request_sample_fmt = *p;
580 return;
581 } else if (*p > enc->sample_fmt) {
582 min_inc = FFMIN(min_inc, *p - enc->sample_fmt);
583 } else
584 min_dec = FFMIN(min_dec, enc->sample_fmt - *p);
585 }
586
587 /* if none match, provide the one that matches quality closest */
588 dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc :
589 enc->sample_fmt - min_dec;
590 }
591}
592
10d0f5e0
MN		 593static void choose_sample_rate(AVStream *st, AVCodec *codec)
594{
595 if(codec && codec->supported_samplerates){
596 const int *p= codec->supported_samplerates;
3c5e1b36 597 int best=0;
10d0f5e0
MN		 598 int best_dist=INT_MAX;
599 for(; *p; p++){
600 int dist= abs(st->codec->sample_rate - *p);
601 if(dist < best_dist){
602 best_dist= dist;
603 best= *p;
604 }
605 }
ff866063
MN		 606 if(best_dist){
607 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
608 }
10d0f5e0
MN		 609 st->codec->sample_rate= best;
610 }
611}
612
aa1de0d9
RB		 613static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
614{
615 if(codec && codec->pix_fmts){
616 const enum PixelFormat *p= codec->pix_fmts;
b26847b7
MN		 617 if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
618 if(st->codec->codec_id==CODEC_ID_MJPEG){
619 p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
620 }else if(st->codec->codec_id==CODEC_ID_LJPEG){
621 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};
622 }
623 }
aa1de0d9
RB		 624 for(; *p!=-1; p++){
625 if(*p == st->codec->pix_fmt)
626 break;
627 }
b568d6d9
SS		 628 if (*p == -1) {
629 if(st->codec->pix_fmt != PIX_FMT_NONE)
630 av_log(NULL, AV_LOG_WARNING,
631 "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
632 av_pix_fmt_descriptors[st->codec->pix_fmt].name,
633 codec->name,
634 av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
aa1de0d9 635 st->codec->pix_fmt = codec->pix_fmts[0];
b568d6d9 636 }
aa1de0d9
RB		 637 }
638}
639
1cede1d0 640static OutputStream *new_output_stream(AVFormatContext *oc, int file_idx, AVCodec *codec)
ec1ca41c 641{
17c8cc55 642 OutputStream *ost;
1cede1d0
AK		 643 AVStream *st = av_new_stream(oc, oc->nb_streams < nb_streamid_map ? streamid_map[oc->nb_streams] : 0);
644 int idx = oc->nb_streams - 1;
645
646 if (!st) {
647 av_log(NULL, AV_LOG_ERROR, "Could not alloc stream.\n");
dad09ff9 648 exit_program(1);
1cede1d0 649 }
ec1ca41c
CEH		 650
651 output_streams_for_file[file_idx] =
652 grow_array(output_streams_for_file[file_idx],
653 sizeof(*output_streams_for_file[file_idx]),
654 &nb_output_streams_for_file[file_idx],
655 oc->nb_streams);
656 ost = output_streams_for_file[file_idx][idx] =
17c8cc55 657 av_mallocz(sizeof(OutputStream));
ec1ca41c
CEH		 658 if (!ost) {
659 fprintf(stderr, "Could not alloc output stream\n");
dad09ff9 660 exit_program(1);
ec1ca41c
CEH		 661 }
662 ost->file_index = file_idx;
663 ost->index = idx;
1cede1d0
AK		 664 ost->st = st;
665 ost->enc = codec;
bf174a70 666 if (codec)
d4863fc1 667 ost->opts = filter_codec_opts(codec_opts, codec->id, oc, st);
1cede1d0
AK		 668
669 avcodec_get_context_defaults3(st->codec, codec);
1435f2fa
AK		 670
671 ost->sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
ec1ca41c
CEH		 672 return ost;
673}
674
4d58e4cb 675static int read_avserver_streams(AVFormatContext *s, const char *filename)
85f07f22 676{
79fdaa4c 677 int i, err;
8035f429 678 AVFormatContext *ic = NULL;
85f07f22 679
8035f429 680 err = avformat_open_input(&ic, filename, NULL, NULL);
79fdaa4c
FB		 681 if (err < 0)
682 return err;
85f07f22 683 /* copy stream format */
85f07f22
FB		 684 for(i=0;i<ic->nb_streams;i++) {
685 AVStream *st;
1cede1d0 686 OutputStream *ost;
d9521cb1 687 AVCodec *codec;
1e491e29 688
1cede1d0
AK		 689 codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
690 ost = new_output_stream(s, nb_output_files, codec);
691 st = ost->st;
b67f3d65 692
f37f8d4c 693 // FIXME: a more elegant solution is needed
85f07f22 694 memcpy(st, ic->streams[i], sizeof(AVStream));
0be37367 695 st->info = NULL;
d9521cb1 696 avcodec_copy_context(st->codec, ic->streams[i]->codec);
837d248d 697
d9521cb1
RB		 698 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
699 if (audio_stream_copy) {
700 st->stream_copy = 1;
701 } else
702 choose_sample_fmt(st, codec);
703 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
704 if (video_stream_copy) {
705 st->stream_copy = 1;
706 } else
707 choose_pixel_fmt(st, codec);
708 }
85f07f22
FB		 709 }
710
711 av_close_input_file(ic);
712 return 0;
713}
714
b4a3389e 715static double
17c8cc55 716get_sync_ipts(const OutputStream *ost)
b4a3389e 717{
17c8cc55 718 const InputStream *ist = ost->sync_ist;
fec401f7 719 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG		 720}
721
748c2fca 722static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN		 723 int ret;
724
748c2fca
MN		 725 while(bsfc){
726 AVPacket new_pkt= *pkt;
727 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
728 &new_pkt.data, &new_pkt.size,
729 pkt->data, pkt->size,
cc947f04 730 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 731 if(a>0){
748c2fca
MN		 732 av_free_packet(pkt);
733 new_pkt.destruct= av_destruct_packet;
7055cdac 734 } else if(a<0){
1f8e32cd
DB		 735 fprintf(stderr, "%s failed for stream %d, codec %s",
736 bsfc->filter->name, pkt->stream_index,
737 avctx->codec ? avctx->codec->name : "copy");
7055cdac 738 print_error("", a);
f2abc559 739 if (exit_on_error)
dad09ff9 740 exit_program(1);
748c2fca
MN		 741 }
742 *pkt= new_pkt;
743
744 bsfc= bsfc->next;
745 }
746
0ac07031
MN		 747 ret= av_interleaved_write_frame(s, pkt);
748 if(ret < 0){
749 print_error("av_interleaved_write_frame()", ret);
dad09ff9 750 exit_program(1);
0ac07031 751 }
748c2fca
MN		 752}
753
817b23ff 754#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 755
115329f1 756static void do_audio_out(AVFormatContext *s,
17c8cc55
AK		 757 OutputStream *ost,
758 InputStream *ist,
85f07f22
FB		 759 unsigned char *buf, int size)
760{
0c1a9eda 761 uint8_t *buftmp;
15bfe412 762 int64_t audio_out_size, audio_buf_size;
7a086a85 763 int64_t allocated_for_size= size;
d66c7abc 764
8afab686 765 int size_out, frame_bytes, ret, resample_changed;
01f4895c 766 AVCodecContext *enc= ost->st->codec;
2886f311 767 AVCodecContext *dec= ist->st->codec;
e6c52cee
JR		 768 int osize = av_get_bytes_per_sample(enc->sample_fmt);
769 int isize = av_get_bytes_per_sample(dec->sample_fmt);
15bfe412
MN		 770 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
771
7a086a85
MN		 772need_realloc:
773 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 774 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 775 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
79c85beb 776 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
15bfe412
MN		 777 audio_buf_size*= osize*enc->channels;
778
779 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
780 if(coded_bps > 8*osize)
781 audio_out_size= audio_out_size * coded_bps / (8*osize);
782 audio_out_size += FF_MIN_BUFFER_SIZE;
783
784 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
785 fprintf(stderr, "Buffer sizes too large\n");
dad09ff9 786 exit_program(1);
15bfe412 787 }
85f07f22 788
b8919a30
MN		 789 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
790 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN		 791 if (!audio_buf || !audio_out){
792 fprintf(stderr, "Out of memory in do_audio_out\n");
dad09ff9 793 exit_program(1);
e185a2f6 794 }
d66c7abc 795
bc778a0c 796 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
2886f311
AÖ		 797 ost->audio_resample = 1;
798
8afab686
SS		 799 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
800 ost->resample_channels != dec->channels ||
801 ost->resample_sample_rate != dec->sample_rate;
802
803 if ((ost->audio_resample && !ost->resample) || resample_changed) {
804 if (resample_changed) {
805 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 806 ist->file_index, ist->st->index,
8afab686
SS		 807 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
808 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
809 ost->resample_sample_fmt = dec->sample_fmt;
810 ost->resample_channels = dec->channels;
811 ost->resample_sample_rate = dec->sample_rate;
812 if (ost->resample)
813 audio_resample_close(ost->resample);
814 }
07b48f8c
SS		 815 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
816 if (audio_sync_method <= 1 &&
817 ost->resample_sample_fmt == enc->sample_fmt &&
8afab686
SS		 818 ost->resample_channels == enc->channels &&
819 ost->resample_sample_rate == enc->sample_rate) {
820 ost->resample = NULL;
821 ost->audio_resample = 0;
bc778a0c 822 } else if (ost->audio_resample) {
f6715848
SS		 823 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
824 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
825 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
826 enc->sample_rate, dec->sample_rate,
827 enc->sample_fmt, dec->sample_fmt,
828 16, 10, 0, 0.8);
829 if (!ost->resample) {
830 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
831 dec->channels, dec->sample_rate,
832 enc->channels, enc->sample_rate);
dad09ff9 833 exit_program(1);
f6715848 834 }
8afab686 835 }
2886f311
AÖ		 836 }
837
5d6e4c16 838#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
d1e3c6fd 839 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 840 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR		 841 if (ost->reformat_ctx)
842 av_audio_convert_free(ost->reformat_ctx);
843 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
844 dec->sample_fmt, 1, NULL, 0);
845 if (!ost->reformat_ctx) {
846 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
ba7d6e79
SS		 847 av_get_sample_fmt_name(dec->sample_fmt),
848 av_get_sample_fmt_name(enc->sample_fmt));
dad09ff9 849 exit_program(1);
a79db0f7
PR		 850 }
851 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
852 }
853
986ebcdb 854 if(audio_sync_method){
115329f1 855 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
37f5a713
JR		 856 - av_fifo_size(ost->fifo)/(enc->channels * 2);
857 double idelta= delta*dec->sample_rate / enc->sample_rate;
ff19d16b 858 int byte_delta= ((int)idelta)*2*dec->channels;
ff4905a5 859
986ebcdb
MN		 860 //FIXME resample delay
861 if(fabs(delta) > 50){
d4d226a8 862 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 863 if(byte_delta < 0){
f41dd5aa 864 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN		 865 size += byte_delta;
866 buf -= byte_delta;
867 if(verbose > 2)
868 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
869 if(!size)
870 return;
871 ist->is_start=0;
872 }else{
873 static uint8_t *input_tmp= NULL;
874 input_tmp= av_realloc(input_tmp, byte_delta + size);
875
7a086a85
MN		 876 if(byte_delta > allocated_for_size - size){
877 allocated_for_size= byte_delta + (int64_t)size;
878 goto need_realloc;
879 }
880 ist->is_start=0;
ff4905a5
MN		 881
882 memset(input_tmp, 0, byte_delta);
883 memcpy(input_tmp + byte_delta, buf, size);
884 buf= input_tmp;
885 size += byte_delta;
886 if(verbose > 2)
887 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
888 }
889 }else if(audio_sync_method>1){
f66e4f5f 890 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
b926b628 891 av_assert0(ost->audio_resample);
ff4905a5
MN		 892 if(verbose > 2)
893 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 894// 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		 895 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
896 }
115329f1 897 }
986ebcdb 898 }else
b4a3389e 899 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
37f5a713 900 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
85f07f22
FB		 901
902 if (ost->audio_resample) {
903 buftmp = audio_buf;
115329f1 904 size_out = audio_resample(ost->resample,
85f07f22 905 (short *)buftmp, (short *)buf,
37f5a713 906 size / (dec->channels * isize));
287ba997 907 size_out = size_out * enc->channels * osize;
85f07f22
FB		 908 } else {
909 buftmp = buf;
910 size_out = size;
911 }
912
d1e3c6fd 913 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 914 const void *ibuf[6]= {buftmp};
80f47250 915 void *obuf[6]= {audio_buf};
287ba997
PR		 916 int istride[6]= {isize};
917 int ostride[6]= {osize};
a79db0f7
PR		 918 int len= size_out/istride[0];
919 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
920 printf("av_audio_convert() failed\n");
f2abc559 921 if (exit_on_error)
dad09ff9 922 exit_program(1);
a79db0f7
PR		 923 return;
924 }
80f47250 925 buftmp = audio_buf;
287ba997 926 size_out = len*osize;
a79db0f7
PR		 927 }
928
85f07f22 929 /* now encode as many frames as possible */
a0663ba4 930 if (enc->frame_size > 1) {
85f07f22 931 /* output resampled raw samples */
41dd680d 932 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5 933 fprintf(stderr, "av_fifo_realloc2() failed\n");
dad09ff9 934 exit_program(1);
745b39d5 935 }
41dd680d 936 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 937
287ba997 938 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 939
41dd680d 940 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN		 941 AVPacket pkt;
942 av_init_packet(&pkt);
943
3898eed8 944 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 945
5bc440e7
MN		 946 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
947
115329f1 948 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 949 (short *)audio_buf);
528271ff
MN		 950 if (ret < 0) {
951 fprintf(stderr, "Audio encoding failed\n");
dad09ff9 952 exit_program(1);
528271ff 953 }
1008ceb3 954 audio_size += ret;
e928649b
MN		 955 pkt.stream_index= ost->index;
956 pkt.data= audio_out;
957 pkt.size= ret;
e7902f20 958 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 959 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 960 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 961 write_frame(s, &pkt, enc, ost->bitstream_filters);
115329f1 962
986ebcdb 963 ost->sync_opts += enc->frame_size;
85f07f22
FB		 964 }
965 } else {
e928649b
MN		 966 AVPacket pkt;
967 av_init_packet(&pkt);
986ebcdb 968
287ba997 969 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 970
a0663ba4 971 /* output a pcm frame */
287ba997
PR		 972 /* determine the size of the coded buffer */
973 size_out /= osize;
974 if (coded_bps)
060b8592 975 size_out = size_out*coded_bps/8;
287ba997 976
5ee05a62
MN		 977 if(size_out > audio_out_size){
978 fprintf(stderr, "Internal error, buffer size too small\n");
dad09ff9 979 exit_program(1);
5ee05a62
MN		 980 }
981
5bc440e7 982 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 983 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 984 (short *)buftmp);
528271ff
MN		 985 if (ret < 0) {
986 fprintf(stderr, "Audio encoding failed\n");
dad09ff9 987 exit_program(1);
528271ff 988 }
1008ceb3 989 audio_size += ret;
e928649b
MN		 990 pkt.stream_index= ost->index;
991 pkt.data= audio_out;
992 pkt.size= ret;
e7902f20 993 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 994 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 995 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 996 write_frame(s, &pkt, enc, ost->bitstream_filters);
85f07f22
FB		 997 }
998}
999
17c8cc55 1000static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
10d104e4
PG		 1001{
1002 AVCodecContext *dec;
1003 AVPicture *picture2;
1004 AVPicture picture_tmp;
0c1a9eda 1005 uint8_t *buf = 0;
10d104e4 1006
01f4895c 1007 dec = ist->st->codec;
10d104e4
PG		 1008
1009 /* deinterlace : must be done before any resize */
fdf11906 1010 if (do_deinterlace) {
10d104e4
PG		 1011 int size;
1012
1013 /* create temporary picture */
1014 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1015 buf = av_malloc(size);
1016 if (!buf)
1017 return;
115329f1 1018
10d104e4
PG		 1019 picture2 = &picture_tmp;
1020 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1021
9e1cc598
RP		 1022 if(avpicture_deinterlace(picture2, picture,
1023 dec->pix_fmt, dec->width, dec->height) < 0) {
1024 /* if error, do not deinterlace */
1025 fprintf(stderr, "Deinterlacing failed\n");
1026 av_free(buf);
1027 buf = NULL;
1028 picture2 = picture;
1029 }
10d104e4
PG		 1030 } else {
1031 picture2 = picture;
1032 }
1033
10d104e4
PG		 1034 if (picture != picture2)
1035 *picture = *picture2;
1036 *bufp = buf;
1037}
1038
ec5517d5
FB		 1039/* we begin to correct av delay at this threshold */
1040#define AV_DELAY_MAX 0.100
85f07f22 1041
115329f1 1042static void do_subtitle_out(AVFormatContext *s,
17c8cc55
AK		 1043 OutputStream *ost,
1044 InputStream *ist,
cf7fc795
FB		 1045 AVSubtitle *sub,
1046 int64_t pts)
1047{
1048 static uint8_t *subtitle_out = NULL;
7f4fca03 1049 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB		 1050 int subtitle_out_size, nb, i;
1051 AVCodecContext *enc;
1052 AVPacket pkt;
1053
1054 if (pts == AV_NOPTS_VALUE) {
1055 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559 1056 if (exit_on_error)
dad09ff9 1057 exit_program(1);
cf7fc795
FB		 1058 return;
1059 }
1060
01f4895c 1061 enc = ost->st->codec;
cf7fc795
FB		 1062
1063 if (!subtitle_out) {
1064 subtitle_out = av_malloc(subtitle_out_max_size);
1065 }
1066
1067 /* Note: DVB subtitle need one packet to draw them and one other
1068 packet to clear them */
1069 /* XXX: signal it in the codec context ? */
1070 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1071 nb = 2;
1072 else
1073 nb = 1;
1074
1075 for(i = 0; i < nb; i++) {
4bbe788a 1076 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD		 1077 // start_display_time is required to be 0
1078 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1079 sub->end_display_time -= sub->start_display_time;
1080 sub->start_display_time = 0;
115329f1 1081 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1082 subtitle_out_max_size, sub);
266649a5
RD		 1083 if (subtitle_out_size < 0) {
1084 fprintf(stderr, "Subtitle encoding failed\n");
dad09ff9 1085 exit_program(1);
266649a5 1086 }
115329f1 1087
cf7fc795
FB		 1088 av_init_packet(&pkt);
1089 pkt.stream_index = ost->index;
1090 pkt.data = subtitle_out;
1091 pkt.size = subtitle_out_size;
8b03c014 1092 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB		 1093 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1094 /* XXX: the pts correction is handled here. Maybe handling
1095 it in the codec would be better */
1096 if (i == 0)
1097 pkt.pts += 90 * sub->start_display_time;
1098 else
1099 pkt.pts += 90 * sub->end_display_time;
1100 }
0b6d358a 1101 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
cf7fc795
FB		 1102 }
1103}
1104
8a6cb114 1105static int bit_buffer_size= 1024*256;
27537106 1106static uint8_t *bit_buffer= NULL;
1ff93ffc 1107
115329f1 1108static void do_video_out(AVFormatContext *s,
17c8cc55
AK		 1109 OutputStream *ost,
1110 InputStream *ist,
7a0f9d7e 1111 AVFrame *in_picture,
5e8d2e33 1112 int *frame_size, float quality)
85f07f22 1113{
9aa797cd 1114 int nb_frames, i, ret, resample_changed;
e65ab9d9 1115 AVFrame *final_picture, *formatted_picture;
cfcf0ffd 1116 AVCodecContext *enc, *dec;
47b229db 1117 double sync_ipts;
115329f1 1118
01f4895c
MN		 1119 enc = ost->st->codec;
1120 dec = ist->st->codec;
85f07f22 1121
47b229db
AS		 1122 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1123
ec5517d5
FB		 1124 /* by default, we output a single frame */
1125 nb_frames = 1;
1126
204c0f48
PG		 1127 *frame_size = 0;
1128
9ff261a2 1129 if(video_sync_method){
d55065a2 1130 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN		 1131 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1132 if (vdelta < -1.1)
1133 nb_frames = 0;
e6fdc2b1
MN		 1134 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1135 if(vdelta<=-0.6){
1136 nb_frames=0;
1137 }else if(vdelta>0.6)
7f48bfa1 1138 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1139 }else if (vdelta > 1.1)
70122f29 1140 nb_frames = lrintf(vdelta);
fc6765d7 1141//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		 1142 if (nb_frames == 0){
1143 ++nb_frames_drop;
1144 if (verbose>2)
1145 fprintf(stderr, "*** drop!\n");
8300609b 1146 }else if (nb_frames > 1) {
ed30e518 1147 nb_frames_dup += nb_frames - 1;
50c3dd32 1148 if (verbose>2)
8300609b 1149 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN		 1150 }
1151 }else
47b229db 1152 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1153
72415b2a 1154 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1155 if (nb_frames <= 0)
85f07f22 1156 return;
ce7c56c2 1157
46847a33 1158 formatted_picture = in_picture;
07d0cdfc 1159 final_picture = formatted_picture;
07d0cdfc 1160
9aa797cd
SS		 1161 resample_changed = ost->resample_width != dec->width ||
1162 ost->resample_height != dec->height ||
1163 ost->resample_pix_fmt != dec->pix_fmt;
1164
1165 if (resample_changed) {
2ecc5b70
SS		 1166 av_log(NULL, AV_LOG_INFO,
1167 "Input stream #%d.%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
d2bc4da1 1168 ist->file_index, ist->st->index,
94bed8e5
SS		 1169 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1170 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
b83ccbff 1171 if(!ost->video_resample)
dad09ff9 1172 exit_program(1);
b83ccbff
MN		 1173 }
1174
46847a33 1175#if !CONFIG_AVFILTER
85f07f22 1176 if (ost->video_resample) {
34b10a57 1177 final_picture = &ost->pict_tmp;
9aa797cd 1178 if (resample_changed) {
352666c1
EB		 1179 /* initialize a new scaler context */
1180 sws_freeContext(ost->img_resample_ctx);
352666c1 1181 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS		 1182 ist->st->codec->width,
1183 ist->st->codec->height,
352666c1 1184 ist->st->codec->pix_fmt,
0c22311b
MN		 1185 ost->st->codec->width,
1186 ost->st->codec->height,
352666c1 1187 ost->st->codec->pix_fmt,
1435f2fa 1188 ost->sws_flags, NULL, NULL, NULL);
352666c1
EB		 1189 if (ost->img_resample_ctx == NULL) {
1190 fprintf(stderr, "Cannot get resampling context\n");
dad09ff9 1191 exit_program(1);
352666c1
EB		 1192 }
1193 }
18a54b04 1194 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
e65ab9d9 1195 0, ost->resample_height, final_picture->data, final_picture->linesize);
f122deb4 1196 }
46847a33 1197#endif
07d0cdfc 1198
85f07f22 1199 /* duplicates frame if needed */
ec5517d5 1200 for(i=0;i<nb_frames;i++) {
e928649b
MN		 1201 AVPacket pkt;
1202 av_init_packet(&pkt);
1203 pkt.stream_index= ost->index;
1204
e8750b00
FR		 1205 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1206 /* raw pictures are written as AVPicture structure to
1207 avoid any copies. We support temorarily the older
1208 method. */
2744ca9a 1209 AVFrame* old_frame = enc->coded_frame;
bb270c08 1210 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN		 1211 pkt.data= (uint8_t *)final_picture;
1212 pkt.size= sizeof(AVPicture);
b4dba580 1213 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1214 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1215
0b6d358a 1216 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
bb270c08 1217 enc->coded_frame = old_frame;
e8750b00 1218 } else {
492cd3a9 1219 AVFrame big_picture;
a4d36c11
MN		 1220
1221 big_picture= *final_picture;
7a0f9d7e
FB		 1222 /* better than nothing: use input picture interlaced
1223 settings */
1224 big_picture.interlaced_frame = in_picture->interlaced_frame;
648e55ff 1225 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
bb198e19
MN		 1226 if(top_field_first == -1)
1227 big_picture.top_field_first = in_picture->top_field_first;
1228 else
2a8edc5d 1229 big_picture.top_field_first = top_field_first;
bb198e19 1230 }
7a0f9d7e 1231
85f07f22
FB		 1232 /* handles sameq here. This is not correct because it may
1233 not be a global option */
5e8d2e33 1234 big_picture.quality = quality;
f4f3223f
MN		 1235 if(!me_threshold)
1236 big_picture.pict_type = 0;
50c3dd32 1237// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN		 1238 big_picture.pts= ost->sync_opts;
1239// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1240//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
4ad08021
NG		 1241 if (ost->forced_kf_index < ost->forced_kf_count &&
1242 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
975a1447 1243 big_picture.pict_type = AV_PICTURE_TYPE_I;
4ad08021
NG		 1244 ost->forced_kf_index++;
1245 }
115329f1 1246 ret = avcodec_encode_video(enc,
8a6cb114 1247 bit_buffer, bit_buffer_size,
1e491e29 1248 &big_picture);
95af5e1c 1249 if (ret < 0) {
4156a436 1250 fprintf(stderr, "Video encoding failed\n");
dad09ff9 1251 exit_program(1);
4156a436 1252 }
54e28a85 1253
4bbc6260 1254 if(ret>0){
27537106 1255 pkt.data= bit_buffer;
e928649b 1256 pkt.size= ret;
e6b4e4ff 1257 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1258 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1259/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN		 1260 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1261 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1262
e6b4e4ff 1263 if(enc->coded_frame->key_frame)
cc947f04 1264 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1265 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
e928649b 1266 *frame_size = ret;
44eb047a 1267 video_size += ret;
54e28a85
BC		 1268 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1269 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN		 1270 /* if two pass, output log */
1271 if (ost->logfile && enc->stats_out) {
1272 fprintf(ost->logfile, "%s", enc->stats_out);
1273 }
5abdb4b1 1274 }
85f07f22 1275 }
50c3dd32 1276 ost->sync_opts++;
ec5517d5 1277 ost->frame_number++;
85f07f22
FB		 1278 }
1279}
1280
140cb663 1281static double psnr(double d){
b29f97d1 1282 return -10.0*log(d)/log(10.0);
140cb663
MN		 1283}
1284
17c8cc55 1285static void do_video_stats(AVFormatContext *os, OutputStream *ost,
ec5517d5 1286 int frame_size)
ce7c56c2 1287{
ce7c56c2
J		 1288 AVCodecContext *enc;
1289 int frame_number;
ce7c56c2 1290 double ti1, bitrate, avg_bitrate;
115329f1 1291
b60d1379 1292 /* this is executed just the first time do_video_stats is called */
032aa7df
SS		 1293 if (!vstats_file) {
1294 vstats_file = fopen(vstats_filename, "w");
1295 if (!vstats_file) {
4bd0c2b1 1296 perror("fopen");
dad09ff9 1297 exit_program(1);
4bd0c2b1
BF		 1298 }
1299 }
1300
01f4895c 1301 enc = ost->st->codec;
72415b2a 1302 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1303 frame_number = ost->frame_number;
032aa7df 1304 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1305 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1306 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1307
032aa7df 1308 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1309 /* compute pts value */
c0df9d75 1310 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J		 1311 if (ti1 < 0.01)
1312 ti1 = 0.01;
115329f1 1313
c0df9d75 1314 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1315 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1316 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1317 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
6209669d 1318 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
ce7c56c2 1319 }
ec5517d5
FB		 1320}
1321
b29f97d1 1322static void print_report(AVFormatContext **output_files,
17c8cc55 1323 OutputStream **ost_table, int nb_ostreams,
bb270c08 1324 int is_last_report)
ec5517d5
FB		 1325{
1326 char buf[1024];
17c8cc55 1327 OutputStream *ost;
b5ee9c23 1328 AVFormatContext *oc;
0c1a9eda 1329 int64_t total_size;
ec5517d5
FB		 1330 AVCodecContext *enc;
1331 int frame_number, vid, i;
1332 double bitrate, ti1, pts;
0c1a9eda 1333 static int64_t last_time = -1;
0888fd22 1334 static int qp_histogram[52];
115329f1 1335
ec5517d5 1336 if (!is_last_report) {
0c1a9eda 1337 int64_t cur_time;
ec5517d5
FB		 1338 /* display the report every 0.5 seconds */
1339 cur_time = av_gettime();
1340 if (last_time == -1) {
1341 last_time = cur_time;
1342 return;
115329f1 1343 }
ec5517d5
FB		 1344 if ((cur_time - last_time) < 500000)
1345 return;
1346 last_time = cur_time;
1347 }
1348
ce7c56c2 1349
ec5517d5
FB		 1350 oc = output_files[0];
1351
76aa876e
AK		 1352 total_size = avio_size(oc->pb);
1353 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
a2704c97 1354 total_size= avio_tell(oc->pb);
115329f1 1355
ec5517d5
FB		 1356 buf[0] = '\0';
1357 ti1 = 1e10;
1358 vid = 0;
1359 for(i=0;i<nb_ostreams;i++) {
5da116a3 1360 float q = -1;
ec5517d5 1361 ost = ost_table[i];
01f4895c 1362 enc = ost->st->codec;
5da116a3
MN		 1363 if (!ost->st->stream_copy && enc->coded_frame)
1364 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
72415b2a 1365 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
5da116a3 1366 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
10d104e4 1367 }
72415b2a 1368 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW		 1369 float t = (av_gettime()-timer_start) / 1000000.0;
1370
ec5517d5 1371 frame_number = ost->frame_number;
7fc98937 1372 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
5da116a3 1373 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
890972be 1374 if(is_last_report)
0ecca7a4 1375 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1376 if(qp_hist){
0888fd22 1377 int j;
5da116a3 1378 int qp = lrintf(q);
37d3e066 1379 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN		 1380 qp_histogram[qp]++;
1381 for(j=0; j<32; j++)
1382 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1383 }
890972be
MN		 1384 if (enc->flags&CODEC_FLAG_PSNR){
1385 int j;
1386 double error, error_sum=0;
1387 double scale, scale_sum=0;
1388 char type[3]= {'Y','U','V'};
0ecca7a4 1389 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN		 1390 for(j=0; j<3; j++){
1391 if(is_last_report){
1392 error= enc->error[j];
1393 scale= enc->width*enc->height*255.0*255.0*frame_number;
1394 }else{
1395 error= enc->coded_frame->error[j];
1396 scale= enc->width*enc->height*255.0*255.0;
1397 }
1398 if(j) scale/=4;
1399 error_sum += error;
1400 scale_sum += scale;
0ecca7a4 1401 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1402 }
0ecca7a4 1403 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1404 }
ec5517d5
FB		 1405 vid = 1;
1406 }
1407 /* compute min output value */
43924f01 1408 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1409 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 1410 ti1 = pts;
1411 }
1412 if (ti1 < 0.01)
1413 ti1 = 0.01;
115329f1 1414
d1991f51 1415 if (verbose > 0 || is_last_report) {
f068206e 1416 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB		 1417
1418 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1419 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1420 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1421
0f649d66 1422 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB		 1423 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1424 nb_frames_dup, nb_frames_drop);
115329f1 1425
d8019eb5
AD		 1426 if (verbose >= 0)
1427 fprintf(stderr, "%s \r", buf);
1428
ec5517d5
FB		 1429 fflush(stderr);
1430 }
115329f1 1431
1008ceb3
MN		 1432 if (is_last_report && verbose >= 0){
1433 int64_t raw= audio_size + video_size + extra_size;
f068206e 1434 fprintf(stderr, "\n");
1008ceb3
MN		 1435 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1436 video_size/1024.0,
1437 audio_size/1024.0,
1438 extra_size/1024.0,
1439 100.0*(total_size - raw)/raw
1440 );
1441 }
ce7c56c2
J		 1442}
1443
14cf0fd2
AC		 1444static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
1445{
1446 int fill_char = 0x00;
1447 if (sample_fmt == AV_SAMPLE_FMT_U8)
1448 fill_char = 0x80;
1449 memset(buf, fill_char, size);
1450}
1451
a700a6ae 1452/* pkt = NULL means EOF (needed to flush decoder buffers) */
17c8cc55
AK		 1453static int output_packet(InputStream *ist, int ist_index,
1454 OutputStream **ost_table, int nb_ostreams,
4b85a28f 1455 const AVPacket *pkt)
a700a6ae
FB		 1456{
1457 AVFormatContext *os;
17c8cc55 1458 OutputStream *ost;
ede0e475 1459 int ret, i;
cb48fdf6 1460 int got_output;
a700a6ae 1461 AVFrame picture;
3fd62c6e 1462 void *buffer_to_free = NULL;
f038fe8b 1463 static unsigned int samples_size= 0;
cf7fc795 1464 AVSubtitle subtitle, *subtitle_to_free;
0ff4f0c0 1465 int64_t pkt_pts = AV_NOPTS_VALUE;
46847a33 1466#if CONFIG_AVFILTER
d21f58b5 1467 int frame_available;
46847a33 1468#endif
5e8d2e33 1469 float quality;
46847a33 1470
ede0e475 1471 AVPacket avpkt;
e6c52cee 1472 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
ede0e475 1473
ed923859
MN		 1474 if(ist->next_pts == AV_NOPTS_VALUE)
1475 ist->next_pts= ist->pts;
1476
a700a6ae
FB		 1477 if (pkt == NULL) {
1478 /* EOF handling */
031e14ea 1479 av_init_packet(&avpkt);
ede0e475
TB		 1480 avpkt.data = NULL;
1481 avpkt.size = 0;
a700a6ae 1482 goto handle_eof;
031e14ea
TB		 1483 } else {
1484 avpkt = *pkt;
a700a6ae
FB		 1485 }
1486
b1b818fc
MN		 1487 if(pkt->dts != AV_NOPTS_VALUE)
1488 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
0ff4f0c0
AS		 1489 if(pkt->pts != AV_NOPTS_VALUE)
1490 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
b1b818fc 1491
bd6754aa 1492 //while we have more to decode or while the decoder did output something on EOF
cb48fdf6 1493 while (avpkt.size > 0 || (!pkt && got_output)) {
036c1382
MN		 1494 uint8_t *data_buf, *decoded_data_buf;
1495 int data_size, decoded_data_size;
a700a6ae 1496 handle_eof:
b1b818fc 1497 ist->pts= ist->next_pts;
19d5da50 1498
d859bb1d 1499 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1500 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1501 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN		 1502 ist->showed_multi_packet_warning=1;
1503 }
40cb57a2 1504
a700a6ae 1505 /* decode the packet if needed */
036c1382
MN		 1506 decoded_data_buf = NULL; /* fail safe */
1507 decoded_data_size= 0;
1508 data_buf = avpkt.data;
1509 data_size = avpkt.size;
cf7fc795 1510 subtitle_to_free = NULL;
a700a6ae 1511 if (ist->decoding_needed) {
01f4895c 1512 switch(ist->st->codec->codec_type) {
72415b2a 1513 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM		 1514 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1515 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1516 av_free(samples);
1517 samples= av_malloc(samples_size);
1518 }
036c1382 1519 decoded_data_size= samples_size;
a700a6ae
FB		 1520 /* XXX: could avoid copy if PCM 16 bits with same
1521 endianness as CPU */
036c1382 1522 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1523 &avpkt);
a700a6ae 1524 if (ret < 0)
71a1d111 1525 return ret;
ede0e475
TB		 1526 avpkt.data += ret;
1527 avpkt.size -= ret;
036c1382 1528 data_size = ret;
cb48fdf6 1529 got_output = decoded_data_size > 0;
a700a6ae 1530 /* Some bug in mpeg audio decoder gives */
036c1382 1531 /* decoded_data_size < 0, it seems they are overflows */
cb48fdf6 1532 if (!got_output) {
a700a6ae
FB		 1533 /* no audio frame */
1534 continue;
1535 }
036c1382
MN		 1536 decoded_data_buf = (uint8_t *)samples;
1537 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1538 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1539 break;}
72415b2a 1540 case AVMEDIA_TYPE_VIDEO:
036c1382 1541 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1542 /* XXX: allocate picture correctly */
9740beff 1543 avcodec_get_frame_defaults(&picture);
6b474953
AS		 1544 avpkt.pts = pkt_pts;
1545 avpkt.dts = ist->pts;
0ff4f0c0 1546 pkt_pts = AV_NOPTS_VALUE;
9740beff 1547
ede0e475 1548 ret = avcodec_decode_video2(ist->st->codec,
cb48fdf6 1549 &picture, &got_output, &avpkt);
5e8d2e33 1550 quality = same_quality ? picture.quality : 0;
115329f1 1551 if (ret < 0)
71a1d111 1552 return ret;
cb48fdf6 1553 if (!got_output) {
a700a6ae
FB		 1554 /* no picture yet */
1555 goto discard_packet;
1556 }
6b474953 1557 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts);
01f4895c 1558 if (ist->st->codec->time_base.num != 0) {
3797c74b 1559 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1560 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1561 ist->st->codec->time_base.num * ticks) /
01f4895c 1562 ist->st->codec->time_base.den;
a700a6ae 1563 }
ede0e475 1564 avpkt.size = 0;
3fd62c6e
SS		 1565 buffer_to_free = NULL;
1566 pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
a700a6ae 1567 break;
72415b2a 1568 case AVMEDIA_TYPE_SUBTITLE:
ede0e475 1569 ret = avcodec_decode_subtitle2(ist->st->codec,
cb48fdf6 1570 &subtitle, &got_output, &avpkt);
cf7fc795 1571 if (ret < 0)
71a1d111 1572 return ret;
cb48fdf6 1573 if (!got_output) {
cf7fc795 1574 goto discard_packet;
a700a6ae 1575 }
cf7fc795 1576 subtitle_to_free = &subtitle;
ede0e475 1577 avpkt.size = 0;
cf7fc795
FB		 1578 break;
1579 default:
71a1d111 1580 return -1;
cf7fc795
FB		 1581 }
1582 } else {
bde0705c 1583 switch(ist->st->codec->codec_type) {
72415b2a 1584 case AVMEDIA_TYPE_AUDIO:
bde0705c 1585 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1586 ist->st->codec->sample_rate;
bde0705c 1587 break;
72415b2a 1588 case AVMEDIA_TYPE_VIDEO:
bde0705c 1589 if (ist->st->codec->time_base.num != 0) {
3797c74b 1590 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1591 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1592 ist->st->codec->time_base.num * ticks) /
bde0705c 1593 ist->st->codec->time_base.den;
2fef0bdf 1594 }
bde0705c 1595 break;
a700a6ae 1596 }
ede0e475
TB		 1597 ret = avpkt.size;
1598 avpkt.size = 0;
bde0705c 1599 }
a700a6ae 1600
46847a33 1601#if CONFIG_AVFILTER
9d5fa618
MN		 1602 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
1603 for (i = 0; i < nb_ostreams; i++) {
1604 ost = ost_table[i];
1605 if (ost->input_video_filter && ost->source_index == ist_index) {
1606 AVRational sar;
1607 if (ist->st->sample_aspect_ratio.num)
1608 sar = ist->st->sample_aspect_ratio;
1609 else
1610 sar = ist->st->codec->sample_aspect_ratio;
1611 // add it to be filtered
1612 av_vsrc_buffer_add_frame(ost->input_video_filter, &picture,
1613 ist->pts,
1614 sar);
1615 }
1616 }
46847a33
MN		 1617 }
1618#endif
1619
bde0705c 1620 // preprocess audio (volume)
72415b2a 1621 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW		 1622 if (audio_volume != 256) {
1623 short *volp;
1624 volp = samples;
036c1382 1625 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW		 1626 int v = ((*volp) * audio_volume + 128) >> 8;
1627 if (v < -32768) v = -32768;
1628 if (v > 32767) v = 32767;
1629 *volp++ = v;
7e987c33
C		 1630 }
1631 }
bde0705c 1632 }
7e987c33 1633
bde0705c 1634 /* frame rate emulation */
3a25ca18 1635 if (rate_emu) {
cb103a19 1636 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW		 1637 int64_t now = av_gettime() - ist->start;
1638 if (pts > now)
1639 usleep(pts - now);
bde0705c 1640 }
bde0705c
LW		 1641 /* if output time reached then transcode raw format,
1642 encode packets and output them */
1643 if (start_time == 0 || ist->pts >= start_time)
1644 for(i=0;i<nb_ostreams;i++) {
1645 int frame_size;
a700a6ae 1646
bde0705c
LW		 1647 ost = ost_table[i];
1648 if (ost->source_index == ist_index) {
9d5fa618
MN		 1649#if CONFIG_AVFILTER
1650 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1651 !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1652 while (frame_available) {
1653 AVRational ist_pts_tb;
1654 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
1655 get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb);
1656 if (ost->picref)
1657 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
1658#endif
bde0705c 1659 os = output_files[ost->file_index];
a700a6ae 1660
bde0705c 1661 /* set the input output pts pairs */
27e91f37 1662 //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
bde0705c
LW		 1663
1664 if (ost->encoding_needed) {
b926b628 1665 av_assert0(ist->decoding_needed);
bde0705c 1666 switch(ost->st->codec->codec_type) {
72415b2a 1667 case AVMEDIA_TYPE_AUDIO:
036c1382 1668 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1669 break;
72415b2a 1670 case AVMEDIA_TYPE_VIDEO:
46847a33 1671#if CONFIG_AVFILTER
901ff511 1672 if (ost->picref->video && !ost->frame_aspect_ratio)
9d5fa618 1673 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
46847a33 1674#endif
5e8d2e33
AK		 1675 do_video_out(os, ost, ist, &picture, &frame_size,
1676 same_quality ? quality : ost->st->codec->global_quality);
b60d1379 1677 if (vstats_filename && frame_size)
bde0705c
LW		 1678 do_video_stats(os, ost, frame_size);
1679 break;
72415b2a 1680 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW		 1681 do_subtitle_out(os, ost, ist, &subtitle,
1682 pkt->pts);
1683 break;
1684 default:
0f4e8165 1685 abort();
bde0705c
LW		 1686 }
1687 } else {
1688 AVFrame avframe; //FIXME/XXX remove this
1689 AVPacket opkt;
cdf38a17
MN		 1690 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1691
bde0705c
LW		 1692 av_init_packet(&opkt);
1693
cc947f04 1694 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
9d5fa618 1695#if !CONFIG_AVFILTER
7cacf1e8 1696 continue;
9d5fa618
MN		 1697#else
1698 goto cont;
1699#endif
7cacf1e8 1700
bde0705c
LW		 1701 /* no reencoding needed : output the packet directly */
1702 /* force the input stream PTS */
1703
1704 avcodec_get_frame_defaults(&avframe);
1705 ost->st->codec->coded_frame= &avframe;
cc947f04 1706 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1707
72415b2a 1708 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1709 audio_size += data_size;
72415b2a 1710 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW		 1711 video_size += data_size;
1712 ost->sync_opts++;
1713 }
1714
1715 opkt.stream_index= ost->index;
1716 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1717 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW		 1718 else
1719 opkt.pts= AV_NOPTS_VALUE;
1720
d2ce2f5e 1721 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1722 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC		 1723 else
1724 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1725 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1726
a03d59b7 1727 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1728 opkt.flags= pkt->flags;
1729
1730 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN		 1731 if( ost->st->codec->codec_id != CODEC_ID_H264
1732 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1733 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1734 ) {
cc947f04 1735 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 1736 opkt.destruct= av_destruct_packet;
d310d56a
BC		 1737 } else {
1738 opkt.data = data_buf;
1739 opkt.size = data_size;
1740 }
bde0705c 1741
0b6d358a 1742 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
bde0705c
LW		 1743 ost->st->codec->frame_number++;
1744 ost->frame_number++;
1745 av_free_packet(&opkt);
a700a6ae 1746 }
9d5fa618
MN		 1747#if CONFIG_AVFILTER
1748 cont:
1749 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1750 ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1751 if (ost->picref)
1752 avfilter_unref_buffer(ost->picref);
1753 }
1754#endif
a700a6ae 1755 }
bde0705c 1756 }
46847a33 1757
bde0705c
LW		 1758 av_free(buffer_to_free);
1759 /* XXX: allocate the subtitles in the codec ? */
1760 if (subtitle_to_free) {
1d6233d3 1761 avsubtitle_free(subtitle_to_free);
bde0705c 1762 subtitle_to_free = NULL;
a700a6ae 1763 }
bde0705c 1764 }
a700a6ae 1765 discard_packet:
6f824977
MN		 1766 if (pkt == NULL) {
1767 /* EOF handling */
115329f1 1768
6f824977
MN		 1769 for(i=0;i<nb_ostreams;i++) {
1770 ost = ost_table[i];
1771 if (ost->source_index == ist_index) {
01f4895c 1772 AVCodecContext *enc= ost->st->codec;
6f824977 1773 os = output_files[ost->file_index];
115329f1 1774
72415b2a 1775 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1776 continue;
72415b2a 1777 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN		 1778 continue;
1779
1780 if (ost->encoding_needed) {
1781 for(;;) {
1782 AVPacket pkt;
cef7cc72 1783 int fifo_bytes;
6f824977
MN		 1784 av_init_packet(&pkt);
1785 pkt.stream_index= ost->index;
115329f1 1786
01f4895c 1787 switch(ost->st->codec->codec_type) {
72415b2a 1788 case AVMEDIA_TYPE_AUDIO:
41dd680d 1789 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR		 1790 ret = 0;
1791 /* encode any samples remaining in fifo */
b10d7e4e 1792 if (fifo_bytes > 0) {
f6d6783a 1793 int osize = av_get_bytes_per_sample(enc->sample_fmt);
cef7cc72 1794 int fs_tmp = enc->frame_size;
b10d7e4e 1795
79c85beb 1796 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
b10d7e4e
BC		 1797 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1798 enc->frame_size = fifo_bytes / (osize * enc->channels);
1799 } else { /* pad */
1800 int frame_bytes = enc->frame_size*osize*enc->channels;
79c85beb 1801 if (allocated_audio_buf_size < frame_bytes)
dad09ff9 1802 exit_program(1);
14cf0fd2 1803 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
b10d7e4e
BC		 1804 }
1805
79c85beb 1806 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
7c8689ef
BC		 1807 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1808 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1809 enc->frame_size = fs_tmp;
9e0db7d5
MN		 1810 }
1811 if(ret <= 0) {
cef7cc72
JR		 1812 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1813 }
528271ff
MN		 1814 if (ret < 0) {
1815 fprintf(stderr, "Audio encoding failed\n");
dad09ff9 1816 exit_program(1);
528271ff 1817 }
6f824977 1818 audio_size += ret;
cc947f04 1819 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1820 break;
72415b2a 1821 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1822 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN		 1823 if (ret < 0) {
1824 fprintf(stderr, "Video encoding failed\n");
dad09ff9 1825 exit_program(1);
528271ff 1826 }
6f824977
MN		 1827 video_size += ret;
1828 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1829 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN		 1830 if (ost->logfile && enc->stats_out) {
1831 fprintf(ost->logfile, "%s", enc->stats_out);
1832 }
1833 break;
1834 default:
1835 ret=-1;
1836 }
115329f1 1837
6f824977
MN		 1838 if(ret<=0)
1839 break;
27537106 1840 pkt.data= bit_buffer;
6f824977 1841 pkt.size= ret;
e7902f20 1842 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1843 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
0b6d358a 1844 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
6f824977
MN		 1845 }
1846 }
1847 }
1848 }
1849 }
115329f1 1850
a700a6ae 1851 return 0;
a700a6ae
FB		 1852}
1853
6d1ba1ac
LA		 1854static void print_sdp(AVFormatContext **avc, int n)
1855{
1856 char sdp[2048];
1857
c3675dfe 1858 av_sdp_create(avc, n, sdp, sizeof(sdp));
6d1ba1ac 1859 printf("SDP:\n%s\n", sdp);
536cd1db 1860 fflush(stdout);
6d1ba1ac 1861}
a700a6ae 1862
7a39f142
AK		 1863static int copy_chapters(int infile, int outfile)
1864{
07633154 1865 AVFormatContext *is = input_files[infile].ctx;
7a39f142
AK		 1866 AVFormatContext *os = output_files[outfile];
1867 int i;
1868
1869 for (i = 0; i < is->nb_chapters; i++) {
1870 AVChapter *in_ch = is->chapters[i], *out_ch;
27e91f37 1871 int64_t ts_off = av_rescale_q(start_time - input_files[infile].ts_offset,
7a39f142
AK		 1872 AV_TIME_BASE_Q, in_ch->time_base);
1873 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1874 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1875
1876
1877 if (in_ch->end < ts_off)
1878 continue;
1879 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1880 break;
1881
1882 out_ch = av_mallocz(sizeof(AVChapter));
1883 if (!out_ch)
1884 return AVERROR(ENOMEM);
1885
1886 out_ch->id = in_ch->id;
1887 out_ch->time_base = in_ch->time_base;
1888 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1889 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1890
d0abe80a 1891 if (metadata_chapters_autocopy)
d2d67e42 1892 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
7a39f142
AK		 1893
1894 os->nb_chapters++;
1895 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1896 if (!os->chapters)
1897 return AVERROR(ENOMEM);
1898 os->chapters[os->nb_chapters - 1] = out_ch;
1899 }
1900 return 0;
1901}
1902
17c8cc55 1903static void parse_forced_key_frames(char *kf, OutputStream *ost,
4ad08021
NG		 1904 AVCodecContext *avctx)
1905{
1906 char *p;
1907 int n = 1, i;
1908 int64_t t;
1909
1910 for (p = kf; *p; p++)
1911 if (*p == ',')
1912 n++;
1913 ost->forced_kf_count = n;
1914 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
1915 if (!ost->forced_kf_pts) {
1916 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
dad09ff9 1917 exit_program(1);
4ad08021
NG		 1918 }
1919 for (i = 0; i < n; i++) {
1920 p = i ? strchr(p, ',') + 1 : kf;
1921 t = parse_time_or_die("force_key_frames", p, 1);
1922 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
1923 }
1924}
1925
85f07f22
FB		 1926/*
1927 * The following code is the main loop of the file converter
1928 */
3aace1bc 1929static int transcode(AVFormatContext **output_files,
065a20cb 1930 int nb_output_files,
17c8cc55 1931 InputFile *input_files,
065a20cb 1932 int nb_input_files,
17c8cc55 1933 StreamMap *stream_maps, int nb_stream_maps)
85f07f22 1934{
07633154 1935 int ret = 0, i, j, k, n, nb_ostreams = 0;
85f07f22
FB		 1936 AVFormatContext *is, *os;
1937 AVCodecContext *codec, *icodec;
17c8cc55
AK		 1938 OutputStream *ost, **ost_table = NULL;
1939 InputStream *ist;
002c95d7 1940 char error[1024];
6d1ba1ac 1941 int want_sdp = 1;
545465ec
MN		 1942 uint8_t no_packet[MAX_FILES]={0};
1943 int no_packet_count=0;
bdc4796f 1944
07633154
AK		 1945 if (rate_emu)
1946 for (i = 0; i < nb_input_streams; i++)
1947 input_streams[i].start = av_gettime();
85f07f22
FB		 1948
1949 /* output stream init */
1950 nb_ostreams = 0;
1951 for(i=0;i<nb_output_files;i++) {
1952 os = output_files[i];
bb62d5c1 1953 if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
610219a5 1954 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fc5d0db5 1955 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
d62ccec8
JM		 1956 ret = AVERROR(EINVAL);
1957 goto fail;
8a7bde1c 1958 }
85f07f22
FB		 1959 nb_ostreams += os->nb_streams;
1960 }
1961 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1962 fprintf(stderr, "Number of stream maps must match number of output streams\n");
d62ccec8
JM		 1963 ret = AVERROR(EINVAL);
1964 goto fail;
85f07f22
FB		 1965 }
1966
bd073980
BF		 1967 /* Sanity check the mapping args -- do the input files & streams exist? */
1968 for(i=0;i<nb_stream_maps;i++) {
1969 int fi = stream_maps[i].file_index;
1970 int si = stream_maps[i].stream_index;
115329f1 1971
bd073980 1972 if (fi < 0 || fi > nb_input_files - 1 ||
9aa1f87d 1973 si < 0 || si > input_files[fi].nb_streams - 1) {
bd073980 1974 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
d62ccec8
JM		 1975 ret = AVERROR(EINVAL);
1976 goto fail;
bd073980 1977 }
b4a3389e
WG		 1978 fi = stream_maps[i].sync_file_index;
1979 si = stream_maps[i].sync_stream_index;
1980 if (fi < 0 || fi > nb_input_files - 1 ||
9aa1f87d 1981 si < 0 || si > input_files[fi].nb_streams - 1) {
b4a3389e 1982 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
d62ccec8
JM		 1983 ret = AVERROR(EINVAL);
1984 goto fail;
b4a3389e 1985 }
bd073980 1986 }
115329f1 1987
17c8cc55 1988 ost_table = av_mallocz(sizeof(OutputStream *) * nb_ostreams);
85f07f22
FB		 1989 if (!ost_table)
1990 goto fail;
85f07f22
FB		 1991 n = 0;
1992 for(k=0;k<nb_output_files;k++) {
1993 os = output_files[k];
de427ff4 1994 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 1995 int found;
9fdf4b58 1996 ost = ost_table[n] = output_streams_for_file[k][i];
85f07f22 1997 if (nb_stream_maps > 0) {
07633154 1998 ost->source_index = input_files[stream_maps[n].file_index].ist_index +
de427ff4 1999 stream_maps[n].stream_index;
115329f1 2000
bd073980 2001 /* Sanity check that the stream types match */
07633154 2002 if (input_streams[ost->source_index].st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25 2003 int i= ost->file_index;
610219a5 2004 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2005 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2006 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2007 ost->file_index, ost->index);
dad09ff9 2008 exit_program(1);
bd073980 2009 }
115329f1 2010
85f07f22 2011 } else {
247e3954 2012 int best_nb_frames=-1;
3f1710e7
RP		 2013 /* get corresponding input stream index : we select the first one with the right type */
2014 found = 0;
07633154 2015 for (j = 0; j < nb_input_streams; j++) {
3f1710e7 2016 int skip=0;
07633154 2017 ist = &input_streams[j];
3f1710e7
RP		 2018 if(opt_programid){
2019 int pi,si;
07633154 2020 AVFormatContext *f = input_files[ist->file_index].ctx;
3f1710e7
RP		 2021 skip=1;
2022 for(pi=0; pi<f->nb_programs; pi++){
2023 AVProgram *p= f->programs[pi];
2024 if(p->id == opt_programid)
2025 for(si=0; si<p->nb_stream_indexes; si++){
2026 if(f->streams[ p->stream_index[si] ] == ist->st)
2027 skip=0;
2028 }
6d3d3b83 2029 }
3f1710e7
RP		 2030 }
2031 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
2032 ist->st->codec->codec_type == ost->st->codec->codec_type) {
2033 if(best_nb_frames < ist->st->codec_info_nb_frames){
2034 best_nb_frames= ist->st->codec_info_nb_frames;
2035 ost->source_index = j;
2036 found = 1;
85f07f22
FB		 2037 }
2038 }
3f1710e7 2039 }
a15bc651
NS		 2040
2041 if (!found) {
2042 if(! opt_programid) {
2043 /* try again and reuse existing stream */
07633154
AK		 2044 for (j = 0; j < nb_input_streams; j++) {
2045 ist = &input_streams[j];
6d3d3b83
MN		 2046 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2047 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS		 2048 ost->source_index = j;
2049 found = 1;
2050 }
2051 }
50e143c4 2052 }
85f07f22 2053 if (!found) {
462cca10 2054 int i= ost->file_index;
610219a5 2055 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB		 2056 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2057 ost->file_index, ost->index);
dad09ff9 2058 exit_program(1);
85f07f22
FB		 2059 }
2060 }
2061 }
07633154 2062 ist = &input_streams[ost->source_index];
85f07f22 2063 ist->discard = 0;
b4a3389e 2064 ost->sync_ist = (nb_stream_maps > 0) ?
07633154 2065 &input_streams[input_files[stream_maps[n].sync_file_index].ist_index +
de427ff4 2066 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB		 2067 }
2068 }
2069
85f07f22
FB		 2070 /* for each output stream, we compute the right encoding parameters */
2071 for(i=0;i<nb_ostreams;i++) {
2072 ost = ost_table[i];
365515ac 2073 os = output_files[ost->file_index];
07633154 2074 ist = &input_streams[ost->source_index];
85f07f22 2075
01f4895c
MN		 2076 codec = ost->st->codec;
2077 icodec = ist->st->codec;
85f07f22 2078
d0abe80a 2079 if (metadata_streams_autocopy)
d2d67e42
AK		 2080 av_dict_copy(&ost->st->metadata, ist->st->metadata,
2081 AV_DICT_DONT_OVERWRITE);
8e0d882b 2082
90c2295b 2083 ost->st->disposition = ist->st->disposition;
a39b76ea 2084 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2085 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2086
1629626f 2087 if (ost->st->stream_copy) {
b659c8b4
LA		 2088 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2089
2090 if (extra_size > INT_MAX)
2091 goto fail;
2092
1629626f
FB		 2093 /* if stream_copy is selected, no need to decode or encode */
2094 codec->codec_id = icodec->codec_id;
2095 codec->codec_type = icodec->codec_type;
365515ac
MN		 2096
2097 if(!codec->codec_tag){
2098 if( !os->oformat->codec_tag
37ce3d6b 2099 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN		 2100 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2101 codec->codec_tag = icodec->codec_tag;
2102 }
2103
1629626f 2104 codec->bit_rate = icodec->bit_rate;
2dec2bb8
MN		 2105 codec->rc_max_rate = icodec->rc_max_rate;
2106 codec->rc_buffer_size = icodec->rc_buffer_size;
b659c8b4
LA		 2107 codec->extradata= av_mallocz(extra_size);
2108 if (!codec->extradata)
2109 goto fail;
2110 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
dffbfd06 2111 codec->extradata_size= icodec->extradata_size;
59e2118e 2112 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 2113 codec->time_base = icodec->time_base;
3797c74b 2114 codec->time_base.num *= icodec->ticks_per_frame;
8abcbf2d
BC		 2115 av_reduce(&codec->time_base.num, &codec->time_base.den,
2116 codec->time_base.num, codec->time_base.den, INT_MAX);
3797c74b 2117 }else
d29de719 2118 codec->time_base = ist->st->time_base;
1629626f 2119 switch(codec->codec_type) {
72415b2a 2120 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP		 2121 if(audio_volume != 256) {
2122 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
dad09ff9 2123 exit_program(1);
d08e3e91 2124 }
13367a46 2125 codec->channel_layout = icodec->channel_layout;
1629626f
FB		 2126 codec->sample_rate = icodec->sample_rate;
2127 codec->channels = icodec->channels;
0a3b0447 2128 codec->frame_size = icodec->frame_size;
34b47d7c 2129 codec->audio_service_type = icodec->audio_service_type;
c1344911 2130 codec->block_align= icodec->block_align;
4efd6f58
MN		 2131 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2132 codec->block_align= 0;
bcbd328e
MN		 2133 if(codec->codec_id == CODEC_ID_AC3)
2134 codec->block_align= 0;
1629626f 2135 break;
72415b2a 2136 case AVMEDIA_TYPE_VIDEO:
9df3437f 2137 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB		 2138 codec->width = icodec->width;
2139 codec->height = icodec->height;
ff8cc24b 2140 codec->has_b_frames = icodec->has_b_frames;
901ff511
BC		 2141 if (!codec->sample_aspect_ratio.num) {
2142 codec->sample_aspect_ratio =
2143 ost->st->sample_aspect_ratio =
2144 ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
2145 ist->st->codec->sample_aspect_ratio.num ?
2146 ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
2147 }
1629626f 2148 break;
72415b2a 2149 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC		 2150 codec->width = icodec->width;
2151 codec->height = icodec->height;
cf7fc795 2152 break;
e3b540b4
LB		 2153 case AVMEDIA_TYPE_DATA:
2154 break;
1629626f 2155 default:
0f4e8165 2156 abort();
1629626f
FB		 2157 }
2158 } else {
62940bb4
AK		 2159 if (!ost->enc)
2160 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
1629626f 2161 switch(codec->codec_type) {
72415b2a 2162 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN		 2163 ost->fifo= av_fifo_alloc(1024);
2164 if(!ost->fifo)
85f07f22 2165 goto fail;
5d6e4c16 2166 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
d7ee4402
AK		 2167 if (!codec->sample_rate) {
2168 codec->sample_rate = icodec->sample_rate;
2169 if (icodec->lowres)
2170 codec->sample_rate >>= icodec->lowres;
2171 }
62940bb4 2172 choose_sample_rate(ost->st, ost->enc);
d7ee4402 2173 codec->time_base = (AVRational){1, codec->sample_rate};
6fbf2485
AK		 2174 if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
2175 codec->sample_fmt = icodec->sample_fmt;
2176 choose_sample_fmt(ost->st, ost->enc);
8f3e9997
AK		 2177 if (!codec->channels)
2178 codec->channels = icodec->channels;
87c739a3 2179 codec->channel_layout = icodec->channel_layout;
8f3e9997
AK		 2180 if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
2181 codec->channel_layout = 0;
2886f311
AÖ		 2182 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2183 icodec->request_channels = codec->channels;
85f07f22
FB		 2184 ist->decoding_needed = 1;
2185 ost->encoding_needed = 1;
8afab686
SS		 2186 ost->resample_sample_fmt = icodec->sample_fmt;
2187 ost->resample_sample_rate = icodec->sample_rate;
2188 ost->resample_channels = icodec->channels;
1629626f 2189 break;
72415b2a 2190 case AVMEDIA_TYPE_VIDEO:
10de86b8
AK		 2191 if (codec->pix_fmt == PIX_FMT_NONE)
2192 codec->pix_fmt = icodec->pix_fmt;
2193 choose_pixel_fmt(ost->st, ost->enc);
2194
761c8c92 2195 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2196 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
dad09ff9 2197 exit_program(1);
761c8c92 2198 }
e9f98c90
MR		 2199
2200 if (!codec->width || !codec->height) {
2201 codec->width = icodec->width;
2202 codec->height = icodec->height;
2203 }
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 2211 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
08e09ed7 2212 codec->width, codec->height)) {
eddc482d 2213 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
dad09ff9 2214 exit_program(1);
eddc482d 2215 }
18a54b04 2216 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS		 2217 icodec->width,
2218 icodec->height,
08e09ed7
MR		 2219 icodec->pix_fmt,
2220 codec->width,
2221 codec->height,
2222 codec->pix_fmt,
2223 ost->sws_flags, NULL, NULL, NULL);
0b50ac8a
LA		 2224 if (ost->img_resample_ctx == NULL) {
2225 fprintf(stderr, "Cannot get resampling context\n");
dad09ff9 2226 exit_program(1);
0b50ac8a 2227 }
46847a33 2228#endif
a39b76ea 2229 codec->bits_per_raw_sample= 0;
85f07f22 2230 }
e9f98c90 2231
5879ea6d
SS		 2232 ost->resample_height = icodec->height;
2233 ost->resample_width = icodec->width;
b83ccbff 2234 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB		 2235 ost->encoding_needed = 1;
2236 ist->decoding_needed = 1;
46847a33 2237
a6286bda
AK		 2238 if (!ost->frame_rate.num)
2239 ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
62940bb4
AK		 2240 if (ost->enc && ost->enc->supported_framerates && !force_fps) {
2241 int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
2242 ost->frame_rate = ost->enc->supported_framerates[idx];
a6286bda
AK		 2243 }
2244 codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
2245
46847a33 2246#if CONFIG_AVFILTER
0420bf09 2247 if (configure_video_filters(ist, ost)) {
46847a33
MN		 2248 fprintf(stderr, "Error opening filters!\n");
2249 exit(1);
2250 }
2251#endif
1629626f 2252 break;
72415b2a 2253 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB		 2254 ost->encoding_needed = 1;
2255 ist->decoding_needed = 1;
2256 break;
1629626f 2257 default:
0f4e8165 2258 abort();
cf7fc795 2259 break;
85f07f22 2260 }
1629626f 2261 /* two pass mode */
115329f1 2262 if (ost->encoding_needed &&
1629626f
FB		 2263 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2264 char logfilename[1024];
2265 FILE *f;
115329f1
DB		 2266
2267 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS		 2268 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2269 i);
1629626f 2270 if (codec->flags & CODEC_FLAG_PASS1) {
c56e9e05 2271 f = fopen(logfilename, "wb");
1629626f 2272 if (!f) {
42d1d06e 2273 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
dad09ff9 2274 exit_program(1);
1629626f
FB		 2275 }
2276 ost->logfile = f;
2277 } else {
458b062d
SS		 2278 char *logbuffer;
2279 size_t logbuffer_size;
02170990 2280 if (cmdutils_read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
458b062d 2281 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
dad09ff9 2282 exit_program(1);
1629626f 2283 }
1629626f 2284 codec->stats_in = logbuffer;
5abdb4b1 2285 }
5abdb4b1
FB		 2286 }
2287 }
72415b2a 2288 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2289 int size= codec->width * codec->height;
c027e91a 2290 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2291 }
85f07f22
FB		 2292 }
2293
8a6cb114
MN		 2294 if (!bit_buffer)
2295 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2296 if (!bit_buffer) {
50f3fabc
MR		 2297 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2298 bit_buffer_size);
002c95d7 2299 ret = AVERROR(ENOMEM);
8a6cb114 2300 goto fail;
1629626f
FB		 2301 }
2302
85f07f22
FB		 2303 /* open each encoder */
2304 for(i=0;i<nb_ostreams;i++) {
2305 ost = ost_table[i];
2306 if (ost->encoding_needed) {
9446d759 2307 AVCodec *codec = ost->enc;
07633154 2308 AVCodecContext *dec = input_streams[ost->source_index].st->codec;
85f07f22 2309 if (!codec) {
f356fc57
BC		 2310 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2311 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC		 2312 ret = AVERROR(EINVAL);
2313 goto dump_format;
85f07f22 2314 }
cb2c971d
AJ		 2315 if (dec->subtitle_header) {
2316 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2317 if (!ost->st->codec->subtitle_header) {
2318 ret = AVERROR(ENOMEM);
2319 goto dump_format;
2320 }
2321 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2322 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2323 }
bf174a70 2324 if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
f356fc57 2325 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 2326 ost->file_index, ost->index);
002c95d7
BC		 2327 ret = AVERROR(EINVAL);
2328 goto dump_format;
85f07f22 2329 }
a9eb4f08 2330 assert_codec_experimental(ost->st->codec, 1);
bf174a70 2331 assert_avoptions(ost->opts);
8d03ca08
AK		 2332 if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
2333 av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
2334 "It takes bits/s as argument, not kbits/s\n");
01f4895c 2335 extra_size += ost->st->codec->extradata_size;
85f07f22
FB		 2336 }
2337 }
2338
2339 /* open each decoder */
07633154
AK		 2340 for (i = 0; i < nb_input_streams; i++) {
2341 ist = &input_streams[i];
85f07f22 2342 if (ist->decoding_needed) {
9e253c13 2343 AVCodec *codec = ist->dec;
6488cf9b 2344 if (!codec)
fd2b356a 2345 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2346 if (!codec) {
f356fc57 2347 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
d2bc4da1 2348 ist->st->codec->codec_id, ist->file_index, ist->st->index);
002c95d7
BC		 2349 ret = AVERROR(EINVAL);
2350 goto dump_format;
85f07f22 2351 }
bc778a0c
JR		 2352
2353 /* update requested sample format for the decoder based on the
2354 corresponding encoder sample format */
2355 for (j = 0; j < nb_ostreams; j++) {
2356 ost = ost_table[j];
2357 if (ost->source_index == i) {
2358 update_sample_fmt(ist->st->codec, codec, ost->st->codec);
2359 break;
2360 }
2361 }
2362
bf174a70 2363 if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
f356fc57 2364 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
d2bc4da1 2365 ist->file_index, ist->st->index);
002c95d7
BC		 2366 ret = AVERROR(EINVAL);
2367 goto dump_format;
85f07f22 2368 }
a9eb4f08 2369 assert_codec_experimental(ist->st->codec, 0);
bf174a70 2370 assert_avoptions(ost->opts);
85f07f22
FB		 2371 }
2372 }
2373
2374 /* init pts */
07633154 2375 for (i = 0; i < nb_input_streams; i++) {
b8c93c48 2376 AVStream *st;
07633154 2377 ist = &input_streams[i];
b8c93c48
MN		 2378 st= ist->st;
2379 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2380 ist->next_pts = AV_NOPTS_VALUE;
0ff4f0c0 2381 init_pts_correction(&ist->pts_ctx);
ff4905a5 2382 ist->is_start = 1;
85f07f22 2383 }
c5e1e982 2384
0a38bafd
PB		 2385 /* set meta data information from input file if required */
2386 for (i=0;i<nb_meta_data_maps;i++) {
1829e195 2387 AVFormatContext *files[2];
d2d67e42 2388 AVDictionary **meta[2];
1829e195 2389 int j;
0a38bafd 2390
1829e195
AK		 2391#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
2392 if ((index) < 0 || (index) >= (nb_elems)) {\
2393 snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\
2394 (desc), (index));\
2395 ret = AVERROR(EINVAL);\
2396 goto dump_format;\
115329f1
DB		 2397 }
2398
1829e195
AK		 2399 int out_file_index = meta_data_maps[i][0].file;
2400 int in_file_index = meta_data_maps[i][1].file;
7b393736
AK		 2401 if (in_file_index < 0 || out_file_index < 0)
2402 continue;
1829e195
AK		 2403 METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
2404 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
0a38bafd 2405
1829e195 2406 files[0] = output_files[out_file_index];
07633154 2407 files[1] = input_files[in_file_index].ctx;
1829e195
AK		 2408
2409 for (j = 0; j < 2; j++) {
17c8cc55 2410 MetadataMap *map = &meta_data_maps[i][j];
1829e195
AK		 2411
2412 switch (map->type) {
2413 case 'g':
2414 meta[j] = &files[j]->metadata;
2415 break;
2416 case 's':
2417 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
2418 meta[j] = &files[j]->streams[map->index]->metadata;
2419 break;
2420 case 'c':
2421 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
2422 meta[j] = &files[j]->chapters[map->index]->metadata;
2423 break;
2424 case 'p':
2425 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
2426 meta[j] = &files[j]->programs[map->index]->metadata;
2427 break;
2428 }
2429 }
a5926d85 2430
d2d67e42 2431 av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
0a38bafd 2432 }
115329f1 2433
477b1aea
AK		 2434 /* copy global metadata by default */
2435 if (metadata_global_autocopy) {
477b1aea 2436
8e8a3cc2 2437 for (i = 0; i < nb_output_files; i++)
d2d67e42
AK		 2438 av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata,
2439 AV_DICT_DONT_OVERWRITE);
477b1aea
AK		 2440 }
2441
91e96eba
AK		 2442 /* copy chapters according to chapter maps */
2443 for (i = 0; i < nb_chapter_maps; i++) {
2444 int infile = chapter_maps[i].in_file;
2445 int outfile = chapter_maps[i].out_file;
2446
2447 if (infile < 0 || outfile < 0)
2448 continue;
2449 if (infile >= nb_input_files) {
2450 snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile);
2451 ret = AVERROR(EINVAL);
2452 goto dump_format;
2453 }
2454 if (outfile >= nb_output_files) {
2455 snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile);
2456 ret = AVERROR(EINVAL);
2457 goto dump_format;
2458 }
2459 copy_chapters(infile, outfile);
2460 }
2461
7a39f142 2462 /* copy chapters from the first input file that has them*/
91e96eba 2463 if (!nb_chapter_maps)
a9c2bf9d 2464 for (i = 0; i < nb_input_files; i++) {
07633154 2465 if (!input_files[i].ctx->nb_chapters)
a9c2bf9d 2466 continue;
7a39f142 2467
a9c2bf9d
AK		 2468 for (j = 0; j < nb_output_files; j++)
2469 if ((ret = copy_chapters(i, j)) < 0)
2470 goto dump_format;
09f47fa4 2471 break;
a9c2bf9d 2472 }
7a39f142 2473
85f07f22
FB		 2474 /* open files and write file headers */
2475 for(i=0;i<nb_output_files;i++) {
2476 os = output_files[i];
8035f429 2477 if (avformat_write_header(os, &output_opts[i]) < 0) {
002c95d7 2478 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2479 ret = AVERROR(EINVAL);
002c95d7 2480 goto dump_format;
a38469e1 2481 }
8035f429 2482 assert_avoptions(output_opts[i]);
6d1ba1ac
LA		 2483 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2484 want_sdp = 0;
2485 }
2486 }
002c95d7
BC		 2487
2488 dump_format:
2489 /* dump the file output parameters - cannot be done before in case
2490 of stream copy */
2491 for(i=0;i<nb_output_files;i++) {
610219a5 2492 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
002c95d7
BC		 2493 }
2494
2495 /* dump the stream mapping */
2496 if (verbose >= 0) {
2497 fprintf(stderr, "Stream mapping:\n");
2498 for(i=0;i<nb_ostreams;i++) {
2499 ost = ost_table[i];
2500 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
07633154
AK		 2501 input_streams[ost->source_index].file_index,
2502 input_streams[ost->source_index].st->index,
002c95d7
BC		 2503 ost->file_index,
2504 ost->index);
07633154 2505 if (ost->sync_ist != &input_streams[ost->source_index])
002c95d7
BC		 2506 fprintf(stderr, " [sync #%d.%d]",
2507 ost->sync_ist->file_index,
d2bc4da1 2508 ost->sync_ist->st->index);
002c95d7
BC		 2509 fprintf(stderr, "\n");
2510 }
2511 }
2512
2513 if (ret) {
2514 fprintf(stderr, "%s\n", error);
2515 goto fail;
2516 }
2517
6d1ba1ac
LA		 2518 if (want_sdp) {
2519 print_sdp(output_files, nb_output_files);
85f07f22
FB		 2520 }
2521
8fb566fd 2522 if (verbose >= 0)
cb48e245 2523 fprintf(stderr, "Press ctrl-c to stop encoding\n");
a38469e1
FB		 2524 term_init();
2525
7fc98937 2526 timer_start = av_gettime();
51bd4565 2527
d9a916e2 2528 for(; received_sigterm == 0;) {
85f07f22
FB		 2529 int file_index, ist_index;
2530 AVPacket pkt;
a9aeda81
PB		 2531 double ipts_min;
2532 double opts_min;
23ffe323 2533
85f07f22 2534 redo:
a9aeda81
PB		 2535 ipts_min= 1e100;
2536 opts_min= 1e100;
a38469e1 2537
ec5517d5
FB		 2538 /* select the stream that we must read now by looking at the
2539 smallest output pts */
85f07f22 2540 file_index = -1;
ec5517d5 2541 for(i=0;i<nb_ostreams;i++) {
23ffe323 2542 double ipts, opts;
ec5517d5
FB		 2543 ost = ost_table[i];
2544 os = output_files[ost->file_index];
07633154 2545 ist = &input_streams[ost->source_index];
55a7e946 2546 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2547 continue;
c0df9d75 2548 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323 2549 ipts = (double)ist->pts;
07633154 2550 if (!input_files[ist->file_index].eof_reached){
23ffe323
MN		 2551 if(ipts < ipts_min) {
2552 ipts_min = ipts;
2553 if(input_sync ) file_index = ist->file_index;
2554 }
2555 if(opts < opts_min) {
2556 opts_min = opts;
2557 if(!input_sync) file_index = ist->file_index;
2558 }
85f07f22 2559 }
01f4895c 2560 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN		 2561 file_index= -1;
2562 break;
2563 }
85f07f22
FB		 2564 }
2565 /* if none, if is finished */
51bd4565 2566 if (file_index < 0) {
545465ec
MN		 2567 if(no_packet_count){
2568 no_packet_count=0;
2569 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2570 usleep(10000);
545465ec
MN		 2571 continue;
2572 }
85f07f22 2573 break;
ec5517d5
FB		 2574 }
2575
b6e16b86 2576 /* finish if limit size exhausted */
a2704c97 2577 if (limit_filesize != 0 && limit_filesize <= avio_tell(output_files[0]->pb))
b6e16b86
C		 2578 break;
2579
254abc2e 2580 /* read a frame from it and output it in the fifo */
07633154 2581 is = input_files[file_index].ctx;
ad51c68c 2582 ret= av_read_frame(is, &pkt);
b9edbe99 2583 if(ret == AVERROR(EAGAIN)){
545465ec
MN		 2584 no_packet[file_index]=1;
2585 no_packet_count++;
ad51c68c 2586 continue;
545465ec 2587 }
ad51c68c 2588 if (ret < 0) {
07633154 2589 input_files[file_index].eof_reached = 1;
d24ce947
AB		 2590 if (opt_shortest)
2591 break;
2592 else
2593 continue;
85f07f22 2594 }
303e50e6 2595
545465ec
MN		 2596 no_packet_count=0;
2597 memset(no_packet, 0, sizeof(no_packet));
2598
254abc2e 2599 if (do_pkt_dump) {
5e33e7bd
MS		 2600 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2601 is->streams[pkt.stream_index]);
817b23ff 2602 }
79fdaa4c
FB		 2603 /* the following test is needed in case new streams appear
2604 dynamically in stream : we ignore them */
9aa1f87d 2605 if (pkt.stream_index >= input_files[file_index].nb_streams)
bf5af568 2606 goto discard_packet;
07633154
AK		 2607 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2608 ist = &input_streams[ist_index];
bf5af568
FB		 2609 if (ist->discard)
2610 goto discard_packet;
85f07f22 2611
fec401f7 2612 if (pkt.dts != AV_NOPTS_VALUE)
27e91f37 2613 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
fec401f7 2614 if (pkt.pts != AV_NOPTS_VALUE)
27e91f37 2615 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
fec401f7 2616
b12c2592 2617 if (ist->ts_scale) {
8833f375 2618 if(pkt.pts != AV_NOPTS_VALUE)
b12c2592 2619 pkt.pts *= ist->ts_scale;
8833f375 2620 if(pkt.dts != AV_NOPTS_VALUE)
b12c2592 2621 pkt.dts *= ist->ts_scale;
8833f375
MN		 2622 }
2623
27e91f37 2624// 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		 2625 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2626 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN		 2627 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2628 int64_t delta= pkt_dts - ist->next_pts;
2629 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
27e91f37 2630 input_files[ist->file_index].ts_offset -= delta;
72bd8100 2631 if (verbose > 2)
27e91f37
AK		 2632 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2633 delta, input_files[ist->file_index].ts_offset);
fec401f7
MN		 2634 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2635 if(pkt.pts != AV_NOPTS_VALUE)
2636 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN		 2637 }
2638 }
2639
f8ccf720 2640 /* finish if recording time exhausted */
6abda15f
FC		 2641 if (recording_time != INT64_MAX &&
2642 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2643 ist->is_past_recording_time = 1;
f8ccf720 2644 goto discard_packet;
55a7e946 2645 }
f8ccf720 2646
d2bc4da1 2647 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
a700a6ae 2648 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD		 2649
2650 if (verbose >= 0)
2651 fprintf(stderr, "Error while decoding stream #%d.%d\n",
d2bc4da1 2652 ist->file_index, ist->st->index);
f2abc559 2653 if (exit_on_error)
dad09ff9 2654 exit_program(1);
a700a6ae
FB		 2655 av_free_packet(&pkt);
2656 goto redo;
fe08925f 2657 }
cf7fc795 2658
bf5af568 2659 discard_packet:
85f07f22 2660 av_free_packet(&pkt);
115329f1 2661
ec5517d5
FB		 2662 /* dump report by using the output first video and audio streams */
2663 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2664 }
a700a6ae
FB		 2665
2666 /* at the end of stream, we must flush the decoder buffers */
07633154
AK		 2667 for (i = 0; i < nb_input_streams; i++) {
2668 ist = &input_streams[i];
a700a6ae
FB		 2669 if (ist->decoding_needed) {
2670 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2671 }
2672 }
2673
a38469e1 2674 term_exit();
85f07f22 2675
c4e37247
MN		 2676 /* write the trailer if needed and close file */
2677 for(i=0;i<nb_output_files;i++) {
2678 os = output_files[i];
2679 av_write_trailer(os);
2680 }
2681
37f5cd5a
MN		 2682 /* dump report by using the first video and audio streams */
2683 print_report(output_files, ost_table, nb_ostreams, 1);
2684
85f07f22
FB		 2685 /* close each encoder */
2686 for(i=0;i<nb_ostreams;i++) {
2687 ost = ost_table[i];
2688 if (ost->encoding_needed) {
01f4895c
MN		 2689 av_freep(&ost->st->codec->stats_in);
2690 avcodec_close(ost->st->codec);
85f07f22 2691 }
9d5fa618
MN		 2692#if CONFIG_AVFILTER
2693 avfilter_graph_free(&ost->graph);
2694#endif
85f07f22 2695 }
115329f1 2696
85f07f22 2697 /* close each decoder */
07633154
AK		 2698 for (i = 0; i < nb_input_streams; i++) {
2699 ist = &input_streams[i];
85f07f22 2700 if (ist->decoding_needed) {
01f4895c 2701 avcodec_close(ist->st->codec);
85f07f22
FB		 2702 }
2703 }
85f07f22 2704
85f07f22 2705 /* finished ! */
00b7fbdc 2706 ret = 0;
115329f1 2707
002c95d7 2708 fail:
83b07470 2709 av_freep(&bit_buffer);
bdc4796f 2710
85f07f22
FB		 2711 if (ost_table) {
2712 for(i=0;i<nb_ostreams;i++) {
2713 ost = ost_table[i];
2714 if (ost) {
b659c8b4
LA		 2715 if (ost->st->stream_copy)
2716 av_freep(&ost->st->codec->extradata);
5abdb4b1
FB		 2717 if (ost->logfile) {
2718 fclose(ost->logfile);
2719 ost->logfile = NULL;
2720 }
41dd680d 2721 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2722 initialized but set to zero */
cb2c971d 2723 av_freep(&ost->st->codec->subtitle_header);
0f1578af 2724 av_free(ost->pict_tmp.data[0]);
4ad08021 2725 av_free(ost->forced_kf_pts);
85f07f22 2726 if (ost->video_resample)
18a54b04 2727 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2728 if (ost->resample)
85f07f22 2729 audio_resample_close(ost->resample);
a79db0f7
PR		 2730 if (ost->reformat_ctx)
2731 av_audio_convert_free(ost->reformat_ctx);
bf174a70 2732 av_dict_free(&ost->opts);
0f1578af 2733 av_free(ost);
85f07f22
FB		 2734 }
2735 }
0f1578af 2736 av_free(ost_table);
85f07f22
FB		 2737 }
2738 return ret;
85f07f22
FB		 2739}
2740
26513856 2741static int opt_format(const char *opt, const char *arg)
85f07f22 2742{
a5abfd8f 2743 last_asked_format = arg;
26513856 2744 return 0;
85f07f22
FB		 2745}
2746
26513856 2747static int opt_video_rc_override_string(const char *opt, const char *arg)
ac2830ec
MN		 2748{
2749 video_rc_override_string = arg;
26513856 2750 return 0;
ac2830ec
MN		 2751}
2752
c48da33c 2753static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2754{
c48da33c
SS		 2755 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2756 return 0;
f4f3223f
MN		 2757}
2758
c48da33c 2759static int opt_verbose(const char *opt, const char *arg)
f068206e 2760{
46eab093 2761 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2762 return 0;
f068206e
BE		 2763}
2764
2fc3866d 2765static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2766{
126b638e 2767 if (av_parse_video_rate(&frame_rate, arg) < 0) {
2fc3866d 2768 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
dad09ff9 2769 exit_program(1);
445f1b83 2770 }
2fc3866d 2771 return 0;
85f07f22
FB		 2772}
2773
5879ea6d 2774static int opt_frame_crop(const char *opt, const char *arg)
ab6d194a 2775{
5879ea6d
SS		 2776 fprintf(stderr, "Option '%s' has been removed, use the crop filter instead\n", opt);
2777 return AVERROR(EINVAL);
ab6d194a
MN		 2778}
2779
26513856 2780static int opt_frame_size(const char *opt, const char *arg)
85f07f22 2781{
126b638e 2782 if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2783 fprintf(stderr, "Incorrect frame size\n");
26513856 2784 return AVERROR(EINVAL);
85f07f22 2785 }
26513856 2786 return 0;
85f07f22
FB		 2787}
2788
9f434b65
SS		 2789static int opt_pad(const char *opt, const char *arg) {
2790 fprintf(stderr, "Option '%s' has been removed, use the pad filter instead\n", opt);
2791 return -1;
1ff93ffc
TK		 2792}
2793
26513856 2794static int opt_frame_pix_fmt(const char *opt, const char *arg)
63167088 2795{
90da2b50 2796 if (strcmp(arg, "list")) {
718c7b18 2797 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS		 2798 if (frame_pix_fmt == PIX_FMT_NONE) {
2799 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
26513856 2800 return AVERROR(EINVAL);
90da2b50
SS		 2801 }
2802 } else {
cedac882 2803 show_pix_fmts();
dad09ff9 2804 exit_program(0);
c3b95b1d 2805 }
26513856 2806 return 0;
63167088
RS		 2807}
2808
26513856 2809static int opt_frame_aspect_ratio(const char *opt, const char *arg)
5fe03e38
RS		 2810{
2811 int x = 0, y = 0;
2812 double ar = 0;
2813 const char *p;
815f98cc 2814 char *end;
115329f1 2815
5fe03e38
RS		 2816 p = strchr(arg, ':');
2817 if (p) {
815f98cc
AJ		 2818 x = strtol(arg, &end, 10);
2819 if (end == p)
2820 y = strtol(end+1, &end, 10);
bb270c08
DB		 2821 if (x > 0 && y > 0)
2822 ar = (double)x / (double)y;
5fe03e38 2823 } else
815f98cc 2824 ar = strtod(arg, NULL);
5fe03e38
RS		 2825
2826 if (!ar) {
2827 fprintf(stderr, "Incorrect aspect ratio specification.\n");
26513856 2828 return AVERROR(EINVAL);
5fe03e38
RS		 2829 }
2830 frame_aspect_ratio = ar;
26513856 2831 return 0;
5fe03e38
RS		 2832}
2833
a5926d85
AJ		 2834static int opt_metadata(const char *opt, const char *arg)
2835{
2836 char *mid= strchr(arg, '=');
2837
2838 if(!mid){
2839 fprintf(stderr, "Missing =\n");
dad09ff9 2840 exit_program(1);
a5926d85
AJ		 2841 }
2842 *mid++= 0;
2843
d2d67e42 2844 av_dict_set(&metadata, arg, mid, 0);
a5926d85
AJ		 2845
2846 return 0;
2847}
2848
dbe94539 2849static int opt_qscale(const char *opt, const char *arg)
85f07f22 2850{
dbe94539
SS		 2851 video_qscale = parse_number_or_die(opt, arg, OPT_FLOAT, 0, 255);
2852 if (video_qscale == 0) {
4e64bead 2853 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
dbe94539 2854 return AVERROR(EINVAL);
85f07f22 2855 }
dbe94539 2856 return 0;
85f07f22
FB		 2857}
2858
dbe94539 2859static int opt_top_field_first(const char *opt, const char *arg)
bb198e19 2860{
dbe94539
SS		 2861 top_field_first = parse_number_or_die(opt, arg, OPT_INT, 0, 1);
2862 return 0;
bb198e19
MN		 2863}
2864
d18811bb 2865static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2866{
d18811bb 2867 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2868#if !HAVE_THREADS
d8019eb5
AD		 2869 if (verbose >= 0)
2870 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2871#endif
d18811bb 2872 return 0;
9c3d33d6
MN		 2873}
2874
26513856 2875static int opt_audio_sample_fmt(const char *opt, const char *arg)
ce1ee094 2876{
6c18f1cd 2877 if (strcmp(arg, "list")) {
ba7d6e79 2878 audio_sample_fmt = av_get_sample_fmt(arg);
6c18f1cd
SS		 2879 if (audio_sample_fmt == AV_SAMPLE_FMT_NONE) {
2880 av_log(NULL, AV_LOG_ERROR, "Invalid sample format '%s'\n", arg);
26513856 2881 return AVERROR(EINVAL);
6c18f1cd
SS		 2882 }
2883 } else {
5d2c6f42
SS		 2884 int i;
2885 char fmt_str[128];
2886 for (i = -1; i < AV_SAMPLE_FMT_NB; i++)
2887 printf("%s\n", av_get_sample_fmt_string(fmt_str, sizeof(fmt_str), i));
dad09ff9 2888 exit_program(0);
ce1ee094 2889 }
26513856 2890 return 0;
ce1ee094
PR		 2891}
2892
c48da33c 2893static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2894{
c48da33c
SS		 2895 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2896 return 0;
85f07f22
FB		 2897}
2898
c48da33c 2899static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2900{
c48da33c
SS		 2901 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2902 return 0;
85f07f22
FB		 2903}
2904
dbe94539 2905static int opt_video_channel(const char *opt, const char *arg)
a5df11ab 2906{
55ba12e3
AK		 2907 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
2908 opt_default("channel", arg);
dbe94539 2909 return 0;
a5df11ab
FB		 2910}
2911
26513856 2912static int opt_video_standard(const char *opt, const char *arg)
e3ee3283 2913{
55ba12e3
AK		 2914 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
2915 opt_default("standard", arg);
26513856 2916 return 0;
e3ee3283
AB		 2917}
2918
26513856 2919static int opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2920 int codec_type, const char *arg)
85f07f22 2921{
4a897224 2922 av_freep(pcodec_name);
1629626f 2923 if (!strcmp(arg, "copy")) {
cf7fc795 2924 *pstream_copy = 1;
85f07f22 2925 } else {
4a897224 2926 *pcodec_name = av_strdup(arg);
85f07f22 2927 }
26513856 2928 return 0;
85f07f22
FB		 2929}
2930
26513856 2931static int opt_audio_codec(const char *opt, const char *arg)
cf7fc795 2932{
26513856 2933 return opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB		 2934}
2935
26513856 2936static int opt_video_codec(const char *opt, const char *arg)
85f07f22 2937{
26513856 2938 return opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2939}
85f07f22 2940
26513856 2941static int opt_subtitle_codec(const char *opt, const char *arg)
cf7fc795 2942{
26513856 2943 return opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB		 2944}
2945
26513856 2946static int opt_data_codec(const char *opt, const char *arg)
e3b540b4 2947{
26513856 2948 return opt_codec(&data_stream_copy, &data_codec_name, AVMEDIA_TYPE_DATA, arg);
e3b540b4
LB		 2949}
2950
0d0778b0 2951static int opt_codec_tag(const char *opt, const char *arg)
27ad7d3a
BC		 2952{
2953 char *tail;
d0242e74
SS		 2954 uint32_t *codec_tag;
2955
2956 codec_tag = !strcmp(opt, "atag") ? &audio_codec_tag :
2957 !strcmp(opt, "vtag") ? &video_codec_tag :
2958 !strcmp(opt, "stag") ? &subtitle_codec_tag : NULL;
0d0778b0
RP		 2959 if (!codec_tag)
2960 return -1;
27ad7d3a 2961
d0242e74
SS		 2962 *codec_tag = strtol(arg, &tail, 0);
2963 if (!tail || *tail)
2839dc97 2964 *codec_tag = AV_RL32(arg);
0d0778b0
RP		 2965
2966 return 0;
27ad7d3a
BC		 2967}
2968
26513856 2969static int opt_map(const char *opt, const char *arg)
85f07f22 2970{
17c8cc55 2971 StreamMap *m;
815f98cc 2972 char *p;
85f07f22 2973
3a8e8824
AJ		 2974 stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1);
2975 m = &stream_maps[nb_stream_maps-1];
85f07f22 2976
815f98cc 2977 m->file_index = strtol(arg, &p, 0);
85f07f22
FB		 2978 if (*p)
2979 p++;
a5dc85ef 2980
815f98cc 2981 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2982 if (*p) {
2983 p++;
815f98cc 2984 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG		 2985 if (*p)
2986 p++;
815f98cc 2987 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2988 } else {
2989 m->sync_file_index = m->file_index;
2990 m->sync_stream_index = m->stream_index;
2991 }
26513856 2992 return 0;
85f07f22
FB		 2993}
2994
c961fb3c 2995static void parse_meta_type(char *arg, char *type, int *index, char **endptr)
1829e195
AK		 2996{
2997 *endptr = arg;
2998 if (*arg == ',') {
2999 *type = *(++arg);
3000 switch (*arg) {
3001 case 'g':
3002 break;
3003 case 's':
3004 case 'c':
3005 case 'p':
3006 *index = strtol(++arg, endptr, 0);
3007 break;
3008 default:
3009 fprintf(stderr, "Invalid metadata type %c.\n", *arg);
dad09ff9 3010 exit_program(1);
1829e195
AK		 3011 }
3012 } else
3013 *type = 'g';
3014}
3015
26513856 3016static int opt_map_metadata(const char *opt, const char *arg)
0a38bafd 3017{
17c8cc55 3018 MetadataMap *m, *m1;
815f98cc 3019 char *p;
115329f1 3020
63e856df
AK		 3021 meta_data_maps = grow_array(meta_data_maps, sizeof(*meta_data_maps),
3022 &nb_meta_data_maps, nb_meta_data_maps + 1);
0a38bafd 3023
1829e195
AK		 3024 m = &meta_data_maps[nb_meta_data_maps - 1][0];
3025 m->file = strtol(arg, &p, 0);
3026 parse_meta_type(p, &m->type, &m->index, &p);
0a38bafd
PB		 3027 if (*p)
3028 p++;
3029
1829e195
AK		 3030 m1 = &meta_data_maps[nb_meta_data_maps - 1][1];
3031 m1->file = strtol(p, &p, 0);
3032 parse_meta_type(p, &m1->type, &m1->index, &p);
d0abe80a 3033
477b1aea
AK		 3034 if (m->type == 'g' || m1->type == 'g')
3035 metadata_global_autocopy = 0;
d0abe80a
AK		 3036 if (m->type == 's' || m1->type == 's')
3037 metadata_streams_autocopy = 0;
3038 if (m->type == 'c' || m1->type == 'c')
3039 metadata_chapters_autocopy = 0;
26513856
SS		 3040
3041 return 0;
0a38bafd
PB		 3042}
3043
26513856 3044static int opt_map_meta_data(const char *opt, const char *arg)
87e4d9b2
AK		 3045{
3046 fprintf(stderr, "-map_meta_data is deprecated and will be removed soon. "
3047 "Use -map_metadata instead.\n");
26513856 3048 return opt_map_metadata(opt, arg);
87e4d9b2
AK		 3049}
3050
26513856 3051static int opt_map_chapters(const char *opt, const char *arg)
91e96eba 3052{
17c8cc55 3053 ChapterMap *c;
91e96eba
AK		 3054 char *p;
3055
3056 chapter_maps = grow_array(chapter_maps, sizeof(*chapter_maps), &nb_chapter_maps,
3057 nb_chapter_maps + 1);
3058 c = &chapter_maps[nb_chapter_maps - 1];
3059 c->out_file