http: Consider the stream as seekable if the reply contains Accept-Ranges: bytes
[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
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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"
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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
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49#if CONFIG_AVFILTER
50# include "libavfilter/avfilter.h"
51# include "libavfilter/avfiltergraph.h"
46847a33
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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
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60#include <windows.h>
61#endif
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62#if HAVE_GETPROCESSMEMORYINFO
63#include <windows.h>
64#include <psapi.h>
65#endif
7495c306 66
b250f9c6 67#if HAVE_SYS_SELECT_H
fb1d2d7b
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68#include <sys/select.h>
69#endif
70
bf5af568 71#include <time.h>
85f07f22 72
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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
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82 int file_index;
83 int stream_index;
b4a3389e
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84 int sync_file_index;
85 int sync_stream_index;
17c8cc55 86} StreamMap;
85f07f22 87
3f07e8db
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88/**
89 * select an input file for an output file
90 */
17c8cc55 91typedef struct MetadataMap {
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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 {
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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;
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107static double *ts_scale;
108static int nb_ts_scale;
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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
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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;
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121static int metadata_streams_autocopy = 1;
122static int metadata_chapters_autocopy = 1;
0a38bafd 123
17c8cc55 124static ChapterMap *chapter_maps = NULL;
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125static int nb_chapter_maps;
126
006e8108 127/* indexed by output file stream index */
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128static int *streamid_map = NULL;
129static int nb_streamid_map = 0;
006e8108 130
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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;
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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;
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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;
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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
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174static int data_disable = 0;
175static char *data_codec_name = NULL;
176static unsigned int data_codec_tag = 0;
177
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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;
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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
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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;
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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
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BC
267 float frame_aspect_ratio;
268
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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
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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 };
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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;
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306
307 int64_t start; /* time when read started */
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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;
17c8cc55 325} InputFile;
85f07f22 326
17c8cc55 327static InputStream *input_streams = NULL;
07633154 328static int nb_input_streams = 0;
17c8cc55 329static InputFile *input_files = NULL;
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AK
330static int nb_input_files = 0;
331
46847a33 332#if CONFIG_AVFILTER
46847a33 333
17c8cc55 334static int configure_video_filters(InputStream *ist, OutputStream *ost)
46847a33 335{
a9f3cb93 336 AVFilterContext *last_filter, *filter;
46847a33
MN
337 /** filter graph containing all filters including input & output */
338 AVCodecContext *codec = ost->st->codec;
339 AVCodecContext *icodec = ist->st->codec;
f7ead94c 340 FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt };
7a11c82f 341 AVRational sample_aspect_ratio;
46847a33 342 char args[255];
4ddf0d29 343 int ret;
46847a33 344
9d5fa618 345 ost->graph = avfilter_graph_alloc();
46847a33 346
7a11c82f
MN
347 if (ist->st->sample_aspect_ratio.num){
348 sample_aspect_ratio = ist->st->sample_aspect_ratio;
349 }else
350 sample_aspect_ratio = ist->st->codec->sample_aspect_ratio;
351
352 snprintf(args, 255, "%d:%d:%d:%d:%d:%d:%d", ist->st->codec->width,
353 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE,
354 sample_aspect_ratio.num, sample_aspect_ratio.den);
355
9d5fa618
MN
356 ret = avfilter_graph_create_filter(&ost->input_video_filter, avfilter_get_by_name("buffer"),
357 "src", args, NULL, ost->graph);
037be76e 358 if (ret < 0)
4ddf0d29 359 return ret;
9d5fa618
MN
360 ret = avfilter_graph_create_filter(&ost->output_video_filter, &ffsink,
361 "out", NULL, &ffsink_ctx, ost->graph);
037be76e 362 if (ret < 0)
4ddf0d29 363 return ret;
9d5fa618 364 last_filter = ost->input_video_filter;
46847a33 365
5879ea6d 366 if (codec->width != icodec->width || codec->height != icodec->height) {
6e82e7fa 367 snprintf(args, 255, "%d:%d:flags=0x%X",
0c22311b
MN
368 codec->width,
369 codec->height,
1435f2fa 370 ost->sws_flags);
037be76e 371 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
9d5fa618 372 NULL, args, NULL, ost->graph)) < 0)
4ddf0d29
SS
373 return ret;
374 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
375 return ret;
a9f3cb93 376 last_filter = filter;
46847a33
MN
377 }
378
1435f2fa 379 snprintf(args, sizeof(args), "flags=0x%X", ost->sws_flags);
9d5fa618 380 ost->graph->scale_sws_opts = av_strdup(args);
f96363df 381
9d5fa618 382 if (ost->avfilter) {
46847a33
MN
383 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
384 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
385
386 outputs->name = av_strdup("in");
7313132b 387 outputs->filter_ctx = last_filter;
46847a33
MN
388 outputs->pad_idx = 0;
389 outputs->next = NULL;
390
391 inputs->name = av_strdup("out");
9d5fa618 392 inputs->filter_ctx = ost->output_video_filter;
46847a33
MN
393 inputs->pad_idx = 0;
394 inputs->next = NULL;
395
9d5fa618 396 if ((ret = avfilter_graph_parse(ost->graph, ost->avfilter, inputs, outputs, NULL)) < 0)
4ddf0d29 397 return ret;
9d5fa618 398 av_freep(&ost->avfilter);
46847a33 399 } else {
9d5fa618 400 if ((ret = avfilter_link(last_filter, 0, ost->output_video_filter, 0)) < 0)
4ddf0d29 401 return ret;
46847a33
MN
402 }
403
9d5fa618 404 if ((ret = avfilter_graph_config(ost->graph, NULL)) < 0)
4ddf0d29 405 return ret;
46847a33 406
9d5fa618
MN
407 codec->width = ost->output_video_filter->inputs[0]->w;
408 codec->height = ost->output_video_filter->inputs[0]->h;
7a11c82f 409 codec->sample_aspect_ratio = ost->st->sample_aspect_ratio =
901ff511
BC
410 ost->frame_aspect_ratio ? // overriden by the -aspect cli option
411 av_d2q(ost->frame_aspect_ratio*codec->height/codec->width, 255) :
9d5fa618 412 ost->output_video_filter->inputs[0]->sample_aspect_ratio;
46847a33
MN
413
414 return 0;
415}
416#endif /* CONFIG_AVFILTER */
417
85f07f22
FB
418static void term_exit(void)
419{
6b6bca64 420 av_log(NULL, AV_LOG_QUIET, "");
64f6e357 421}
85f07f22 422
e9a832e5 423static volatile int received_sigterm = 0;
a1217548 424static volatile int received_nb_signals = 0;
9680a722
RP
425
426static void
427sigterm_handler(int sig)
428{
429 received_sigterm = sig;
a1217548 430 received_nb_signals++;
9680a722
RP
431 term_exit();
432}
433
85f07f22
FB
434static void term_init(void)
435{
9680a722 436 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 437 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR
438#ifdef SIGXCPU
439 signal(SIGXCPU, sigterm_handler);
440#endif
85f07f22
FB
441}
442
b51469a0
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443static int decode_interrupt_cb(void)
444{
a1217548 445 return received_nb_signals > 1;
b51469a0
LS
446}
447
639e4ec8 448static int ffmpeg_exit(int ret)
e5295c0d
RP
449{
450 int i;
451
452 /* close files */
453 for(i=0;i<nb_output_files;i++) {
e5295c0d 454 AVFormatContext *s = output_files[i];
8767060c 455 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
22a3212e 456 avio_close(s->pb);
b22dbb29 457 avformat_free_context(s);
9fdf4b58 458 av_free(output_streams_for_file[i]);
8035f429 459 av_dict_free(&output_opts[i]);
e5295c0d 460 }
2c6958aa 461 for(i=0;i<nb_input_files;i++) {
07633154 462 av_close_input_file(input_files[i].ctx);
2c6958aa 463 }
bf174a70
AK
464 for (i = 0; i < nb_input_streams; i++)
465 av_dict_free(&input_streams[i].opts);
e5295c0d 466
e5295c0d
RP
467 av_free(intra_matrix);
468 av_free(inter_matrix);
469
470 if (vstats_file)
471 fclose(vstats_file);
472 av_free(vstats_filename);
473
e640f261 474 av_free(streamid_map);
3a8e8824 475 av_free(stream_maps);
63e856df 476 av_free(meta_data_maps);
e5295c0d 477
07633154
AK
478 av_freep(&input_streams);
479 av_freep(&input_files);
480
e5295c0d
RP
481 av_free(video_codec_name);
482 av_free(audio_codec_name);
483 av_free(subtitle_codec_name);
e3b540b4 484 av_free(data_codec_name);
e5295c0d 485
a5c33faa 486 uninit_opts();
3321cb3f
BC
487 av_free(audio_buf);
488 av_free(audio_out);
b8919a30 489 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 490 av_free(samples);
5973490a 491
46847a33
MN
492#if CONFIG_AVFILTER
493 avfilter_uninit();
494#endif
495
e5295c0d
RP
496 if (received_sigterm) {
497 fprintf(stderr,
498 "Received signal %d: terminating.\n",
499 (int) received_sigterm);
500 exit (255);
501 }
502
296df4e7
RP
503 exit(ret); /* not all OS-es handle main() return value */
504 return ret;
dba249ab
AJ
505}
506
8035f429
AK
507static void assert_avoptions(AVDictionary *m)
508{
509 AVDictionaryEntry *t;
510 if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
511 av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
512 ffmpeg_exit(1);
513 }
514}
515
a9eb4f08
AK
516static void assert_codec_experimental(AVCodecContext *c, int encoder)
517{
518 const char *codec_string = encoder ? "encoder" : "decoder";
519 AVCodec *codec;
520 if (c->codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
521 c->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
522 av_log(NULL, AV_LOG_ERROR, "%s '%s' is experimental and might produce bad "
523 "results.\nAdd '-strict experimental' if you want to use it.\n",
524 codec_string, c->codec->name);
daca3365 525 codec = encoder ? avcodec_find_encoder(c->codec->id) : avcodec_find_decoder(c->codec->id);
a9eb4f08
AK
526 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
527 av_log(NULL, AV_LOG_ERROR, "Or use the non experimental %s '%s'.\n",
528 codec_string, codec->name);
529 ffmpeg_exit(1);
530 }
531}
532
dba249ab
AJ
533/* similar to ff_dynarray_add() and av_fast_realloc() */
534static void *grow_array(void *array, int elem_size, int *size, int new_size)
535{
536 if (new_size >= INT_MAX / elem_size) {
537 fprintf(stderr, "Array too big.\n");
538 ffmpeg_exit(1);
539 }
540 if (*size < new_size) {
541 uint8_t *tmp = av_realloc(array, new_size*elem_size);
542 if (!tmp) {
543 fprintf(stderr, "Could not alloc buffer.\n");
544 ffmpeg_exit(1);
545 }
546 memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
547 *size = new_size;
548 return tmp;
549 }
550 return array;
e5295c0d
RP
551}
552
aa1de0d9
RB
553static void choose_sample_fmt(AVStream *st, AVCodec *codec)
554{
555 if(codec && codec->sample_fmts){
5d6e4c16 556 const enum AVSampleFormat *p= codec->sample_fmts;
aa1de0d9
RB
557 for(; *p!=-1; p++){
558 if(*p == st->codec->sample_fmt)
559 break;
560 }
fa34a362
SS
561 if (*p == -1) {
562 av_log(NULL, AV_LOG_WARNING,
563 "Incompatible sample format '%s' for codec '%s', auto-selecting format '%s'\n",
564 av_get_sample_fmt_name(st->codec->sample_fmt),
565 codec->name,
566 av_get_sample_fmt_name(codec->sample_fmts[0]));
aa1de0d9 567 st->codec->sample_fmt = codec->sample_fmts[0];
fa34a362 568 }
aa1de0d9
RB
569 }
570}
571
bc778a0c
JR
572/**
573 * Update the requested input sample format based on the output sample format.
574 * This is currently only used to request float output from decoders which
575 * support multiple sample formats, one of which is AV_SAMPLE_FMT_FLT.
576 * Ideally this will be removed in the future when decoders do not do format
577 * conversion and only output in their native format.
578 */
579static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
580 AVCodecContext *enc)
581{
582 /* if sample formats match or a decoder sample format has already been
583 requested, just return */
584 if (enc->sample_fmt == dec->sample_fmt ||
585 dec->request_sample_fmt > AV_SAMPLE_FMT_NONE)
586 return;
587
588 /* if decoder supports more than one output format */
589 if (dec_codec && dec_codec->sample_fmts &&
590 dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
591 dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
9a1b7912 592 const enum AVSampleFormat *p;
bc778a0c
JR
593 int min_dec = -1, min_inc = -1;
594
595 /* find a matching sample format in the encoder */
596 for (p = dec_codec->sample_fmts; *p != AV_SAMPLE_FMT_NONE; p++) {
597 if (*p == enc->sample_fmt) {
598 dec->request_sample_fmt = *p;
599 return;
600 } else if (*p > enc->sample_fmt) {
601 min_inc = FFMIN(min_inc, *p - enc->sample_fmt);
602 } else
603 min_dec = FFMIN(min_dec, enc->sample_fmt - *p);
604 }
605
606 /* if none match, provide the one that matches quality closest */
607 dec->request_sample_fmt = min_inc > 0 ? enc->sample_fmt + min_inc :
608 enc->sample_fmt - min_dec;
609 }
610}
611
10d0f5e0
MN
612static void choose_sample_rate(AVStream *st, AVCodec *codec)
613{
614 if(codec && codec->supported_samplerates){
615 const int *p= codec->supported_samplerates;
3c5e1b36 616 int best=0;
10d0f5e0
MN
617 int best_dist=INT_MAX;
618 for(; *p; p++){
619 int dist= abs(st->codec->sample_rate - *p);
620 if(dist < best_dist){
621 best_dist= dist;
622 best= *p;
623 }
624 }
ff866063
MN
625 if(best_dist){
626 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
627 }
10d0f5e0
MN
628 st->codec->sample_rate= best;
629 }
630}
631
aa1de0d9
RB
632static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
633{
634 if(codec && codec->pix_fmts){
635 const enum PixelFormat *p= codec->pix_fmts;
b26847b7
MN
636 if(st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL){
637 if(st->codec->codec_id==CODEC_ID_MJPEG){
638 p= (const enum PixelFormat[]){PIX_FMT_YUVJ420P, PIX_FMT_YUVJ422P, PIX_FMT_YUV420P, PIX_FMT_YUV422P, PIX_FMT_NONE};
639 }else if(st->codec->codec_id==CODEC_ID_LJPEG){
640 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};
641 }
642 }
aa1de0d9
RB
643 for(; *p!=-1; p++){
644 if(*p == st->codec->pix_fmt)
645 break;
646 }
b568d6d9
SS
647 if (*p == -1) {
648 if(st->codec->pix_fmt != PIX_FMT_NONE)
649 av_log(NULL, AV_LOG_WARNING,
650 "Incompatible pixel format '%s' for codec '%s', auto-selecting format '%s'\n",
651 av_pix_fmt_descriptors[st->codec->pix_fmt].name,
652 codec->name,
653 av_pix_fmt_descriptors[codec->pix_fmts[0]].name);
aa1de0d9 654 st->codec->pix_fmt = codec->pix_fmts[0];
b568d6d9 655 }
aa1de0d9
RB
656 }
657}
658
1cede1d0 659static OutputStream *new_output_stream(AVFormatContext *oc, int file_idx, AVCodec *codec)
ec1ca41c 660{
17c8cc55 661 OutputStream *ost;
1cede1d0
AK
662 AVStream *st = av_new_stream(oc, oc->nb_streams < nb_streamid_map ? streamid_map[oc->nb_streams] : 0);
663 int idx = oc->nb_streams - 1;
664
665 if (!st) {
666 av_log(NULL, AV_LOG_ERROR, "Could not alloc stream.\n");
667 ffmpeg_exit(1);
668 }
ec1ca41c
CEH
669
670 output_streams_for_file[file_idx] =
671 grow_array(output_streams_for_file[file_idx],
672 sizeof(*output_streams_for_file[file_idx]),
673 &nb_output_streams_for_file[file_idx],
674 oc->nb_streams);
675 ost = output_streams_for_file[file_idx][idx] =
17c8cc55 676 av_mallocz(sizeof(OutputStream));
ec1ca41c
CEH
677 if (!ost) {
678 fprintf(stderr, "Could not alloc output stream\n");
679 ffmpeg_exit(1);
680 }
681 ost->file_index = file_idx;
682 ost->index = idx;
1cede1d0
AK
683 ost->st = st;
684 ost->enc = codec;
bf174a70 685 if (codec)
d4863fc1 686 ost->opts = filter_codec_opts(codec_opts, codec->id, oc, st);
1cede1d0
AK
687
688 avcodec_get_context_defaults3(st->codec, codec);
1435f2fa
AK
689
690 ost->sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
ec1ca41c
CEH
691 return ost;
692}
693
4d58e4cb 694static int read_avserver_streams(AVFormatContext *s, const char *filename)
85f07f22 695{
79fdaa4c 696 int i, err;
8035f429 697 AVFormatContext *ic = NULL;
85f07f22 698
8035f429 699 err = avformat_open_input(&ic, filename, NULL, NULL);
79fdaa4c
FB
700 if (err < 0)
701 return err;
85f07f22 702 /* copy stream format */
85f07f22
FB
703 for(i=0;i<ic->nb_streams;i++) {
704 AVStream *st;
1cede1d0 705 OutputStream *ost;
d9521cb1 706 AVCodec *codec;
1e491e29 707
1cede1d0
AK
708 codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
709 ost = new_output_stream(s, nb_output_files, codec);
710 st = ost->st;
b67f3d65 711
f37f8d4c 712 // FIXME: a more elegant solution is needed
85f07f22 713 memcpy(st, ic->streams[i], sizeof(AVStream));
0be37367 714 st->info = NULL;
d9521cb1 715 avcodec_copy_context(st->codec, ic->streams[i]->codec);
837d248d 716
d9521cb1
RB
717 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
718 if (audio_stream_copy) {
719 st->stream_copy = 1;
720 } else
721 choose_sample_fmt(st, codec);
722 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
723 if (video_stream_copy) {
724 st->stream_copy = 1;
725 } else
726 choose_pixel_fmt(st, codec);
727 }
85f07f22
FB
728 }
729
730 av_close_input_file(ic);
731 return 0;
732}
733
b4a3389e 734static double
17c8cc55 735get_sync_ipts(const OutputStream *ost)
b4a3389e 736{
17c8cc55 737 const InputStream *ist = ost->sync_ist;
fec401f7 738 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
739}
740
748c2fca 741static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
742 int ret;
743
748c2fca
MN
744 while(bsfc){
745 AVPacket new_pkt= *pkt;
746 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
747 &new_pkt.data, &new_pkt.size,
748 pkt->data, pkt->size,
cc947f04 749 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 750 if(a>0){
748c2fca
MN
751 av_free_packet(pkt);
752 new_pkt.destruct= av_destruct_packet;
7055cdac 753 } else if(a<0){
1f8e32cd
DB
754 fprintf(stderr, "%s failed for stream %d, codec %s",
755 bsfc->filter->name, pkt->stream_index,
756 avctx->codec ? avctx->codec->name : "copy");
7055cdac 757 print_error("", a);
f2abc559 758 if (exit_on_error)
639e4ec8 759 ffmpeg_exit(1);
748c2fca
MN
760 }
761 *pkt= new_pkt;
762
763 bsfc= bsfc->next;
764 }
765
0ac07031
MN
766 ret= av_interleaved_write_frame(s, pkt);
767 if(ret < 0){
768 print_error("av_interleaved_write_frame()", ret);
639e4ec8 769 ffmpeg_exit(1);
0ac07031 770 }
748c2fca
MN
771}
772
817b23ff 773#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 774
115329f1 775static void do_audio_out(AVFormatContext *s,
17c8cc55
AK
776 OutputStream *ost,
777 InputStream *ist,
85f07f22
FB
778 unsigned char *buf, int size)
779{
0c1a9eda 780 uint8_t *buftmp;
15bfe412 781 int64_t audio_out_size, audio_buf_size;
7a086a85 782 int64_t allocated_for_size= size;
d66c7abc 783
8afab686 784 int size_out, frame_bytes, ret, resample_changed;
01f4895c 785 AVCodecContext *enc= ost->st->codec;
2886f311 786 AVCodecContext *dec= ist->st->codec;
e6c52cee
JR
787 int osize = av_get_bytes_per_sample(enc->sample_fmt);
788 int isize = av_get_bytes_per_sample(dec->sample_fmt);
15bfe412
MN
789 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
790
7a086a85
MN
791need_realloc:
792 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 793 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 794 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
79c85beb 795 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
15bfe412
MN
796 audio_buf_size*= osize*enc->channels;
797
798 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
799 if(coded_bps > 8*osize)
800 audio_out_size= audio_out_size * coded_bps / (8*osize);
801 audio_out_size += FF_MIN_BUFFER_SIZE;
802
803 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
804 fprintf(stderr, "Buffer sizes too large\n");
639e4ec8 805 ffmpeg_exit(1);
15bfe412 806 }
85f07f22 807
b8919a30
MN
808 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
809 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN
810 if (!audio_buf || !audio_out){
811 fprintf(stderr, "Out of memory in do_audio_out\n");
639e4ec8 812 ffmpeg_exit(1);
e185a2f6 813 }
d66c7abc 814
bc778a0c 815 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
2886f311
816 ost->audio_resample = 1;
817
8afab686
SS
818 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
819 ost->resample_channels != dec->channels ||
820 ost->resample_sample_rate != dec->sample_rate;
821
822 if ((ost->audio_resample && !ost->resample) || resample_changed) {
823 if (resample_changed) {
824 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 825 ist->file_index, ist->st->index,
8afab686
SS
826 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
827 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
828 ost->resample_sample_fmt = dec->sample_fmt;
829 ost->resample_channels = dec->channels;
830 ost->resample_sample_rate = dec->sample_rate;
831 if (ost->resample)
832 audio_resample_close(ost->resample);
833 }
07b48f8c
SS
834 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
835 if (audio_sync_method <= 1 &&
836 ost->resample_sample_fmt == enc->sample_fmt &&
8afab686
SS
837 ost->resample_channels == enc->channels &&
838 ost->resample_sample_rate == enc->sample_rate) {
839 ost->resample = NULL;
840 ost->audio_resample = 0;
bc778a0c 841 } else if (ost->audio_resample) {
f6715848
SS
842 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
843 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
844 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
845 enc->sample_rate, dec->sample_rate,
846 enc->sample_fmt, dec->sample_fmt,
847 16, 10, 0, 0.8);
848 if (!ost->resample) {
849 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
850 dec->channels, dec->sample_rate,
851 enc->channels, enc->sample_rate);
852 ffmpeg_exit(1);
853 }
8afab686 854 }
2886f311
855 }
856
5d6e4c16 857#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
d1e3c6fd 858 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 859 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR
860 if (ost->reformat_ctx)
861 av_audio_convert_free(ost->reformat_ctx);
862 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
863 dec->sample_fmt, 1, NULL, 0);
864 if (!ost->reformat_ctx) {
865 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
ba7d6e79
SS
866 av_get_sample_fmt_name(dec->sample_fmt),
867 av_get_sample_fmt_name(enc->sample_fmt));
639e4ec8 868 ffmpeg_exit(1);
a79db0f7
PR
869 }
870 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
871 }
872
986ebcdb 873 if(audio_sync_method){
115329f1 874 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
37f5a713
JR
875 - av_fifo_size(ost->fifo)/(enc->channels * 2);
876 double idelta= delta*dec->sample_rate / enc->sample_rate;
ff19d16b 877 int byte_delta= ((int)idelta)*2*dec->channels;
ff4905a5 878
986ebcdb
MN
879 //FIXME resample delay
880 if(fabs(delta) > 50){
d4d226a8 881 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 882 if(byte_delta < 0){
f41dd5aa 883 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
884 size += byte_delta;
885 buf -= byte_delta;
886 if(verbose > 2)
887 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
888 if(!size)
889 return;
890 ist->is_start=0;
891 }else{
892 static uint8_t *input_tmp= NULL;
893 input_tmp= av_realloc(input_tmp, byte_delta + size);
894
7a086a85
MN
895 if(byte_delta > allocated_for_size - size){
896 allocated_for_size= byte_delta + (int64_t)size;
897 goto need_realloc;
898 }
899 ist->is_start=0;
ff4905a5
MN
900
901 memset(input_tmp, 0, byte_delta);
902 memcpy(input_tmp + byte_delta, buf, size);
903 buf= input_tmp;
904 size += byte_delta;
905 if(verbose > 2)
906 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
907 }
908 }else if(audio_sync_method>1){
f66e4f5f 909 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
b926b628 910 av_assert0(ost->audio_resample);
ff4905a5
MN
911 if(verbose > 2)
912 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 913// 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
914 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
915 }
115329f1 916 }
986ebcdb 917 }else
b4a3389e 918 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
37f5a713 919 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
85f07f22
FB
920
921 if (ost->audio_resample) {
922 buftmp = audio_buf;
115329f1 923 size_out = audio_resample(ost->resample,
85f07f22 924 (short *)buftmp, (short *)buf,
37f5a713 925 size / (dec->channels * isize));
287ba997 926 size_out = size_out * enc->channels * osize;
85f07f22
FB
927 } else {
928 buftmp = buf;
929 size_out = size;
930 }
931
d1e3c6fd 932 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 933 const void *ibuf[6]= {buftmp};
80f47250 934 void *obuf[6]= {audio_buf};
287ba997
PR
935 int istride[6]= {isize};
936 int ostride[6]= {osize};
a79db0f7
PR
937 int len= size_out/istride[0];
938 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
939 printf("av_audio_convert() failed\n");
f2abc559 940 if (exit_on_error)
639e4ec8 941 ffmpeg_exit(1);
a79db0f7
PR
942 return;
943 }
80f47250 944 buftmp = audio_buf;
287ba997 945 size_out = len*osize;
a79db0f7
PR
946 }
947
85f07f22 948 /* now encode as many frames as possible */
a0663ba4 949 if (enc->frame_size > 1) {
85f07f22 950 /* output resampled raw samples */
41dd680d 951 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5 952 fprintf(stderr, "av_fifo_realloc2() failed\n");
639e4ec8 953 ffmpeg_exit(1);
745b39d5 954 }
41dd680d 955 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 956
287ba997 957 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 958
41dd680d 959 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN
960 AVPacket pkt;
961 av_init_packet(&pkt);
962
3898eed8 963 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 964
5bc440e7
MN
965 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
966
115329f1 967 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 968 (short *)audio_buf);
528271ff
MN
969 if (ret < 0) {
970 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 971 ffmpeg_exit(1);
528271ff 972 }
1008ceb3 973 audio_size += ret;
e928649b
MN
974 pkt.stream_index= ost->index;
975 pkt.data= audio_out;
976 pkt.size= ret;
e7902f20 977 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 978 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 979 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 980 write_frame(s, &pkt, enc, ost->bitstream_filters);
115329f1 981
986ebcdb 982 ost->sync_opts += enc->frame_size;
85f07f22
FB
983 }
984 } else {
e928649b
MN
985 AVPacket pkt;
986 av_init_packet(&pkt);
986ebcdb 987
287ba997 988 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 989
a0663ba4 990 /* output a pcm frame */
287ba997
PR
991 /* determine the size of the coded buffer */
992 size_out /= osize;
993 if (coded_bps)
060b8592 994 size_out = size_out*coded_bps/8;
287ba997 995
5ee05a62
MN
996 if(size_out > audio_out_size){
997 fprintf(stderr, "Internal error, buffer size too small\n");
639e4ec8 998 ffmpeg_exit(1);
5ee05a62
MN
999 }
1000
5bc440e7 1001 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 1002 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 1003 (short *)buftmp);
528271ff
MN
1004 if (ret < 0) {
1005 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 1006 ffmpeg_exit(1);
528271ff 1007 }
1008ceb3 1008 audio_size += ret;
e928649b
MN
1009 pkt.stream_index= ost->index;
1010 pkt.data= audio_out;
1011 pkt.size= ret;
e7902f20 1012 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1013 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 1014 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1015 write_frame(s, &pkt, enc, ost->bitstream_filters);
85f07f22
FB
1016 }
1017}
1018
17c8cc55 1019static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
10d104e4
PG
1020{
1021 AVCodecContext *dec;
1022 AVPicture *picture2;
1023 AVPicture picture_tmp;
0c1a9eda 1024 uint8_t *buf = 0;
10d104e4 1025
01f4895c 1026 dec = ist->st->codec;
10d104e4
PG
1027
1028 /* deinterlace : must be done before any resize */
fdf11906 1029 if (do_deinterlace) {
10d104e4
PG
1030 int size;
1031
1032 /* create temporary picture */
1033 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1034 buf = av_malloc(size);
1035 if (!buf)
1036 return;
115329f1 1037
10d104e4
PG
1038 picture2 = &picture_tmp;
1039 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1040
9e1cc598
RP
1041 if(avpicture_deinterlace(picture2, picture,
1042 dec->pix_fmt, dec->width, dec->height) < 0) {
1043 /* if error, do not deinterlace */
1044 fprintf(stderr, "Deinterlacing failed\n");
1045 av_free(buf);
1046 buf = NULL;
1047 picture2 = picture;
1048 }
10d104e4
PG
1049 } else {
1050 picture2 = picture;
1051 }
1052
10d104e4
PG
1053 if (picture != picture2)
1054 *picture = *picture2;
1055 *bufp = buf;
1056}
1057
ec5517d5
FB
1058/* we begin to correct av delay at this threshold */
1059#define AV_DELAY_MAX 0.100
85f07f22 1060
115329f1 1061static void do_subtitle_out(AVFormatContext *s,
17c8cc55
AK
1062 OutputStream *ost,
1063 InputStream *ist,
cf7fc795
FB
1064 AVSubtitle *sub,
1065 int64_t pts)
1066{
1067 static uint8_t *subtitle_out = NULL;
7f4fca03 1068 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB
1069 int subtitle_out_size, nb, i;
1070 AVCodecContext *enc;
1071 AVPacket pkt;
1072
1073 if (pts == AV_NOPTS_VALUE) {
1074 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559 1075 if (exit_on_error)
639e4ec8 1076 ffmpeg_exit(1);
cf7fc795
FB
1077 return;
1078 }
1079
01f4895c 1080 enc = ost->st->codec;
cf7fc795
FB
1081
1082 if (!subtitle_out) {
1083 subtitle_out = av_malloc(subtitle_out_max_size);
1084 }
1085
1086 /* Note: DVB subtitle need one packet to draw them and one other
1087 packet to clear them */
1088 /* XXX: signal it in the codec context ? */
1089 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1090 nb = 2;
1091 else
1092 nb = 1;
1093
1094 for(i = 0; i < nb; i++) {
4bbe788a 1095 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD
1096 // start_display_time is required to be 0
1097 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1098 sub->end_display_time -= sub->start_display_time;
1099 sub->start_display_time = 0;
115329f1 1100 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1101 subtitle_out_max_size, sub);
266649a5
RD
1102 if (subtitle_out_size < 0) {
1103 fprintf(stderr, "Subtitle encoding failed\n");
639e4ec8 1104 ffmpeg_exit(1);
266649a5 1105 }
115329f1 1106
cf7fc795
FB
1107 av_init_packet(&pkt);
1108 pkt.stream_index = ost->index;
1109 pkt.data = subtitle_out;
1110 pkt.size = subtitle_out_size;
8b03c014 1111 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB
1112 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1113 /* XXX: the pts correction is handled here. Maybe handling
1114 it in the codec would be better */
1115 if (i == 0)
1116 pkt.pts += 90 * sub->start_display_time;
1117 else
1118 pkt.pts += 90 * sub->end_display_time;
1119 }
0b6d358a 1120 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
cf7fc795
FB
1121 }
1122}
1123
8a6cb114 1124static int bit_buffer_size= 1024*256;
27537106 1125static uint8_t *bit_buffer= NULL;
1ff93ffc 1126
115329f1 1127static void do_video_out(AVFormatContext *s,
17c8cc55
AK
1128 OutputStream *ost,
1129 InputStream *ist,
7a0f9d7e 1130 AVFrame *in_picture,
5e8d2e33 1131 int *frame_size, float quality)
85f07f22 1132{
9aa797cd 1133 int nb_frames, i, ret, resample_changed;
e65ab9d9 1134 AVFrame *final_picture, *formatted_picture;
cfcf0ffd 1135 AVCodecContext *enc, *dec;
47b229db 1136 double sync_ipts;
115329f1 1137
01f4895c
MN
1138 enc = ost->st->codec;
1139 dec = ist->st->codec;
85f07f22 1140
47b229db
AS
1141 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1142
ec5517d5
FB
1143 /* by default, we output a single frame */
1144 nb_frames = 1;
1145
204c0f48
PG
1146 *frame_size = 0;
1147
9ff261a2 1148 if(video_sync_method){
d55065a2 1149 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN
1150 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1151 if (vdelta < -1.1)
1152 nb_frames = 0;
e6fdc2b1
MN
1153 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1154 if(vdelta<=-0.6){
1155 nb_frames=0;
1156 }else if(vdelta>0.6)
7f48bfa1 1157 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1158 }else if (vdelta > 1.1)
70122f29 1159 nb_frames = lrintf(vdelta);
fc6765d7 1160//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
1161 if (nb_frames == 0){
1162 ++nb_frames_drop;
1163 if (verbose>2)
1164 fprintf(stderr, "*** drop!\n");
8300609b 1165 }else if (nb_frames > 1) {
ed30e518 1166 nb_frames_dup += nb_frames - 1;
50c3dd32 1167 if (verbose>2)
8300609b 1168 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
1169 }
1170 }else
47b229db 1171 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1172
72415b2a 1173 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1174 if (nb_frames <= 0)
85f07f22 1175 return;
ce7c56c2 1176
46847a33 1177 formatted_picture = in_picture;
07d0cdfc 1178 final_picture = formatted_picture;
07d0cdfc 1179
9aa797cd
SS
1180 resample_changed = ost->resample_width != dec->width ||
1181 ost->resample_height != dec->height ||
1182 ost->resample_pix_fmt != dec->pix_fmt;
1183
1184 if (resample_changed) {
2ecc5b70
SS
1185 av_log(NULL, AV_LOG_INFO,
1186 "Input stream #%d.%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
d2bc4da1 1187 ist->file_index, ist->st->index,
94bed8e5
SS
1188 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1189 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
b83ccbff 1190 if(!ost->video_resample)
639e4ec8 1191 ffmpeg_exit(1);
b83ccbff
MN
1192 }
1193
46847a33 1194#if !CONFIG_AVFILTER
85f07f22 1195 if (ost->video_resample) {
34b10a57 1196 final_picture = &ost->pict_tmp;
9aa797cd 1197 if (resample_changed) {
352666c1
EB
1198 /* initialize a new scaler context */
1199 sws_freeContext(ost->img_resample_ctx);
352666c1 1200 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS
1201 ist->st->codec->width,
1202 ist->st->codec->height,
352666c1 1203 ist->st->codec->pix_fmt,
0c22311b
MN
1204 ost->st->codec->width,
1205 ost->st->codec->height,
352666c1 1206 ost->st->codec->pix_fmt,
1435f2fa 1207 ost->sws_flags, NULL, NULL, NULL);
352666c1
EB
1208 if (ost->img_resample_ctx == NULL) {
1209 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 1210 ffmpeg_exit(1);
352666c1
EB
1211 }
1212 }
18a54b04 1213 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
e65ab9d9 1214 0, ost->resample_height, final_picture->data, final_picture->linesize);
f122deb4 1215 }
46847a33 1216#endif
07d0cdfc 1217
85f07f22 1218 /* duplicates frame if needed */
ec5517d5 1219 for(i=0;i<nb_frames;i++) {
e928649b
MN
1220 AVPacket pkt;
1221 av_init_packet(&pkt);
1222 pkt.stream_index= ost->index;
1223
e8750b00
FR
1224 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1225 /* raw pictures are written as AVPicture structure to
1226 avoid any copies. We support temorarily the older
1227 method. */
2744ca9a 1228 AVFrame* old_frame = enc->coded_frame;
bb270c08 1229 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
1230 pkt.data= (uint8_t *)final_picture;
1231 pkt.size= sizeof(AVPicture);
b4dba580 1232 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1233 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1234
0b6d358a 1235 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
bb270c08 1236 enc->coded_frame = old_frame;
e8750b00 1237 } else {
492cd3a9 1238 AVFrame big_picture;
a4d36c11
MN
1239
1240 big_picture= *final_picture;
7a0f9d7e
FB
1241 /* better than nothing: use input picture interlaced
1242 settings */
1243 big_picture.interlaced_frame = in_picture->interlaced_frame;
648e55ff 1244 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
bb198e19
MN
1245 if(top_field_first == -1)
1246 big_picture.top_field_first = in_picture->top_field_first;
1247 else
2a8edc5d 1248 big_picture.top_field_first = top_field_first;
bb198e19 1249 }
7a0f9d7e 1250
85f07f22
FB
1251 /* handles sameq here. This is not correct because it may
1252 not be a global option */
5e8d2e33 1253 big_picture.quality = quality;
f4f3223f
MN
1254 if(!me_threshold)
1255 big_picture.pict_type = 0;
50c3dd32 1256// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
1257 big_picture.pts= ost->sync_opts;
1258// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1259//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
4ad08021
NG
1260 if (ost->forced_kf_index < ost->forced_kf_count &&
1261 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
975a1447 1262 big_picture.pict_type = AV_PICTURE_TYPE_I;
4ad08021
NG
1263 ost->forced_kf_index++;
1264 }
115329f1 1265 ret = avcodec_encode_video(enc,
8a6cb114 1266 bit_buffer, bit_buffer_size,
1e491e29 1267 &big_picture);
95af5e1c 1268 if (ret < 0) {
4156a436 1269 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1270 ffmpeg_exit(1);
4156a436 1271 }
54e28a85 1272
4bbc6260 1273 if(ret>0){
27537106 1274 pkt.data= bit_buffer;
e928649b 1275 pkt.size= ret;
e6b4e4ff 1276 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1277 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1278/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
1279 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1280 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1281
e6b4e4ff 1282 if(enc->coded_frame->key_frame)
cc947f04 1283 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1284 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
e928649b 1285 *frame_size = ret;
44eb047a 1286 video_size += ret;
54e28a85
BC
1287 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1288 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN
1289 /* if two pass, output log */
1290 if (ost->logfile && enc->stats_out) {
1291 fprintf(ost->logfile, "%s", enc->stats_out);
1292 }
5abdb4b1 1293 }
85f07f22 1294 }
50c3dd32 1295 ost->sync_opts++;
ec5517d5 1296 ost->frame_number++;
85f07f22
FB
1297 }
1298}
1299
140cb663 1300static double psnr(double d){
b29f97d1 1301 return -10.0*log(d)/log(10.0);
140cb663
MN
1302}
1303
17c8cc55 1304static void do_video_stats(AVFormatContext *os, OutputStream *ost,
ec5517d5 1305 int frame_size)
ce7c56c2 1306{
ce7c56c2
J
1307 AVCodecContext *enc;
1308 int frame_number;
ce7c56c2 1309 double ti1, bitrate, avg_bitrate;
115329f1 1310
b60d1379 1311 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
1312 if (!vstats_file) {
1313 vstats_file = fopen(vstats_filename, "w");
1314 if (!vstats_file) {
4bd0c2b1 1315 perror("fopen");
639e4ec8 1316 ffmpeg_exit(1);
4bd0c2b1
BF
1317 }
1318 }
1319
01f4895c 1320 enc = ost->st->codec;
72415b2a 1321 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1322 frame_number = ost->frame_number;
032aa7df 1323 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1324 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1325 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1326
032aa7df 1327 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1328 /* compute pts value */
c0df9d75 1329 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1330 if (ti1 < 0.01)
1331 ti1 = 0.01;
115329f1 1332
c0df9d75 1333 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1334 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1335 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1336 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
6209669d 1337 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
ce7c56c2 1338 }
ec5517d5
FB
1339}
1340
b29f97d1 1341static void print_report(AVFormatContext **output_files,
17c8cc55 1342 OutputStream **ost_table, int nb_ostreams,
bb270c08 1343 int is_last_report)
ec5517d5
FB
1344{
1345 char buf[1024];
17c8cc55 1346 OutputStream *ost;
b5ee9c23 1347 AVFormatContext *oc;
0c1a9eda 1348 int64_t total_size;
ec5517d5
FB
1349 AVCodecContext *enc;
1350 int frame_number, vid, i;
1351 double bitrate, ti1, pts;
0c1a9eda 1352 static int64_t last_time = -1;
0888fd22 1353 static int qp_histogram[52];
115329f1 1354
ec5517d5 1355 if (!is_last_report) {
0c1a9eda 1356 int64_t cur_time;
ec5517d5
FB
1357 /* display the report every 0.5 seconds */
1358 cur_time = av_gettime();
1359 if (last_time == -1) {
1360 last_time = cur_time;
1361 return;
115329f1 1362 }
ec5517d5
FB
1363 if ((cur_time - last_time) < 500000)
1364 return;
1365 last_time = cur_time;
1366 }
1367
ce7c56c2 1368
ec5517d5
FB
1369 oc = output_files[0];
1370
76aa876e
AK
1371 total_size = avio_size(oc->pb);
1372 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
a2704c97 1373 total_size= avio_tell(oc->pb);
115329f1 1374
ec5517d5
FB
1375 buf[0] = '\0';
1376 ti1 = 1e10;
1377 vid = 0;
1378 for(i=0;i<nb_ostreams;i++) {
5da116a3 1379 float q = -1;
ec5517d5 1380 ost = ost_table[i];
01f4895c 1381 enc = ost->st->codec;
5da116a3
MN
1382 if (!ost->st->stream_copy && enc->coded_frame)
1383 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
72415b2a 1384 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
5da116a3 1385 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
10d104e4 1386 }
72415b2a 1387 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW
1388 float t = (av_gettime()-timer_start) / 1000000.0;
1389
ec5517d5 1390 frame_number = ost->frame_number;
7fc98937 1391 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
5da116a3 1392 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
890972be 1393 if(is_last_report)
0ecca7a4 1394 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1395 if(qp_hist){
0888fd22 1396 int j;
5da116a3 1397 int qp = lrintf(q);
37d3e066 1398 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN
1399 qp_histogram[qp]++;
1400 for(j=0; j<32; j++)
1401 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1402 }
890972be
MN
1403 if (enc->flags&CODEC_FLAG_PSNR){
1404 int j;
1405 double error, error_sum=0;
1406 double scale, scale_sum=0;
1407 char type[3]= {'Y','U','V'};
0ecca7a4 1408 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1409 for(j=0; j<3; j++){
1410 if(is_last_report){
1411 error= enc->error[j];
1412 scale= enc->width*enc->height*255.0*255.0*frame_number;
1413 }else{
1414 error= enc->coded_frame->error[j];
1415 scale= enc->width*enc->height*255.0*255.0;
1416 }
1417 if(j) scale/=4;
1418 error_sum += error;
1419 scale_sum += scale;
0ecca7a4 1420 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1421 }
0ecca7a4 1422 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1423 }
ec5517d5
FB
1424 vid = 1;
1425 }
1426 /* compute min output value */
43924f01 1427 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1428 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1429 ti1 = pts;
1430 }
1431 if (ti1 < 0.01)
1432 ti1 = 0.01;
115329f1 1433
d1991f51 1434 if (verbose > 0 || is_last_report) {
f068206e 1435 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1436
1437 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1438 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1439 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1440
0f649d66 1441 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB
1442 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1443 nb_frames_dup, nb_frames_drop);
115329f1 1444
d8019eb5
AD
1445 if (verbose >= 0)
1446 fprintf(stderr, "%s \r", buf);
1447
ec5517d5
FB
1448 fflush(stderr);
1449 }
115329f1 1450
1008ceb3
MN
1451 if (is_last_report && verbose >= 0){
1452 int64_t raw= audio_size + video_size + extra_size;
f068206e 1453 fprintf(stderr, "\n");
1008ceb3
MN
1454 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1455 video_size/1024.0,
1456 audio_size/1024.0,
1457 extra_size/1024.0,
1458 100.0*(total_size - raw)/raw
1459 );
1460 }
ce7c56c2
J
1461}
1462
14cf0fd2
AC
1463static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
1464{
1465 int fill_char = 0x00;
1466 if (sample_fmt == AV_SAMPLE_FMT_U8)
1467 fill_char = 0x80;
1468 memset(buf, fill_char, size);
1469}
1470
a700a6ae 1471/* pkt = NULL means EOF (needed to flush decoder buffers) */
17c8cc55
AK
1472static int output_packet(InputStream *ist, int ist_index,
1473 OutputStream **ost_table, int nb_ostreams,
4b85a28f 1474 const AVPacket *pkt)
a700a6ae
FB
1475{
1476 AVFormatContext *os;
17c8cc55 1477 OutputStream *ost;
ede0e475 1478 int ret, i;
cb48fdf6 1479 int got_output;
a700a6ae 1480 AVFrame picture;
3fd62c6e 1481 void *buffer_to_free = NULL;
f038fe8b 1482 static unsigned int samples_size= 0;
cf7fc795 1483 AVSubtitle subtitle, *subtitle_to_free;
0ff4f0c0 1484 int64_t pkt_pts = AV_NOPTS_VALUE;
46847a33 1485#if CONFIG_AVFILTER
d21f58b5 1486 int frame_available;
46847a33 1487#endif
5e8d2e33 1488 float quality;
46847a33 1489
ede0e475 1490 AVPacket avpkt;
e6c52cee 1491 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
ede0e475 1492
ed923859
MN
1493 if(ist->next_pts == AV_NOPTS_VALUE)
1494 ist->next_pts= ist->pts;
1495
a700a6ae
FB
1496 if (pkt == NULL) {
1497 /* EOF handling */
031e14ea 1498 av_init_packet(&avpkt);
ede0e475
TB
1499 avpkt.data = NULL;
1500 avpkt.size = 0;
a700a6ae 1501 goto handle_eof;
031e14ea
TB
1502 } else {
1503 avpkt = *pkt;
a700a6ae
FB
1504 }
1505
b1b818fc
MN
1506 if(pkt->dts != AV_NOPTS_VALUE)
1507 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
0ff4f0c0
AS
1508 if(pkt->pts != AV_NOPTS_VALUE)
1509 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
b1b818fc 1510
bd6754aa 1511 //while we have more to decode or while the decoder did output something on EOF
cb48fdf6 1512 while (avpkt.size > 0 || (!pkt && got_output)) {
036c1382
MN
1513 uint8_t *data_buf, *decoded_data_buf;
1514 int data_size, decoded_data_size;
a700a6ae 1515 handle_eof:
b1b818fc 1516 ist->pts= ist->next_pts;
19d5da50 1517
d859bb1d 1518 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1519 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1520 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN
1521 ist->showed_multi_packet_warning=1;
1522 }
40cb57a2 1523
a700a6ae 1524 /* decode the packet if needed */
036c1382
MN
1525 decoded_data_buf = NULL; /* fail safe */
1526 decoded_data_size= 0;
1527 data_buf = avpkt.data;
1528 data_size = avpkt.size;
cf7fc795 1529 subtitle_to_free = NULL;
a700a6ae 1530 if (ist->decoding_needed) {
01f4895c 1531 switch(ist->st->codec->codec_type) {
72415b2a 1532 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM
1533 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1534 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1535 av_free(samples);
1536 samples= av_malloc(samples_size);
1537 }
036c1382 1538 decoded_data_size= samples_size;
a700a6ae
FB
1539 /* XXX: could avoid copy if PCM 16 bits with same
1540 endianness as CPU */
036c1382 1541 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1542 &avpkt);
a700a6ae 1543 if (ret < 0)
71a1d111 1544 return ret;
ede0e475
TB
1545 avpkt.data += ret;
1546 avpkt.size -= ret;
036c1382 1547 data_size = ret;
cb48fdf6 1548 got_output = decoded_data_size > 0;
a700a6ae 1549 /* Some bug in mpeg audio decoder gives */
036c1382 1550 /* decoded_data_size < 0, it seems they are overflows */
cb48fdf6 1551 if (!got_output) {
a700a6ae
FB
1552 /* no audio frame */
1553 continue;
1554 }
036c1382
MN
1555 decoded_data_buf = (uint8_t *)samples;
1556 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1557 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1558 break;}
72415b2a 1559 case AVMEDIA_TYPE_VIDEO:
036c1382 1560 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1561 /* XXX: allocate picture correctly */
9740beff 1562 avcodec_get_frame_defaults(&picture);
6b474953
AS
1563 avpkt.pts = pkt_pts;
1564 avpkt.dts = ist->pts;
0ff4f0c0 1565 pkt_pts = AV_NOPTS_VALUE;
9740beff 1566
ede0e475 1567 ret = avcodec_decode_video2(ist->st->codec,
cb48fdf6 1568 &picture, &got_output, &avpkt);
5e8d2e33 1569 quality = same_quality ? picture.quality : 0;
115329f1 1570 if (ret < 0)
71a1d111 1571 return ret;
cb48fdf6 1572 if (!got_output) {
a700a6ae
FB
1573 /* no picture yet */
1574 goto discard_packet;
1575 }
6b474953 1576 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts);
01f4895c 1577 if (ist->st->codec->time_base.num != 0) {
3797c74b 1578 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1579 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1580 ist->st->codec->time_base.num * ticks) /
01f4895c 1581 ist->st->codec->time_base.den;
a700a6ae 1582 }
ede0e475 1583 avpkt.size = 0;
3fd62c6e
SS
1584 buffer_to_free = NULL;
1585 pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
a700a6ae 1586 break;
72415b2a 1587 case AVMEDIA_TYPE_SUBTITLE:
ede0e475 1588 ret = avcodec_decode_subtitle2(ist->st->codec,
cb48fdf6 1589 &subtitle, &got_output, &avpkt);
cf7fc795 1590 if (ret < 0)
71a1d111 1591 return ret;
cb48fdf6 1592 if (!got_output) {
cf7fc795 1593 goto discard_packet;
a700a6ae 1594 }
cf7fc795 1595 subtitle_to_free = &subtitle;
ede0e475 1596 avpkt.size = 0;
cf7fc795
FB
1597 break;
1598 default:
71a1d111 1599 return -1;
cf7fc795
FB
1600 }
1601 } else {
bde0705c 1602 switch(ist->st->codec->codec_type) {
72415b2a 1603 case AVMEDIA_TYPE_AUDIO:
bde0705c 1604 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1605 ist->st->codec->sample_rate;
bde0705c 1606 break;
72415b2a 1607 case AVMEDIA_TYPE_VIDEO:
bde0705c 1608 if (ist->st->codec->time_base.num != 0) {
3797c74b 1609 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1610 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1611 ist->st->codec->time_base.num * ticks) /
bde0705c 1612 ist->st->codec->time_base.den;
2fef0bdf 1613 }
bde0705c 1614 break;
a700a6ae 1615 }
ede0e475
TB
1616 ret = avpkt.size;
1617 avpkt.size = 0;
bde0705c 1618 }
a700a6ae 1619
46847a33 1620#if CONFIG_AVFILTER
9d5fa618
MN
1621 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
1622 for (i = 0; i < nb_ostreams; i++) {
1623 ost = ost_table[i];
1624 if (ost->input_video_filter && ost->source_index == ist_index) {
1625 AVRational sar;
1626 if (ist->st->sample_aspect_ratio.num)
1627 sar = ist->st->sample_aspect_ratio;
1628 else
1629 sar = ist->st->codec->sample_aspect_ratio;
1630 // add it to be filtered
1631 av_vsrc_buffer_add_frame(ost->input_video_filter, &picture,
1632 ist->pts,
1633 sar);
1634 }
1635 }
46847a33
MN
1636 }
1637#endif
1638
bde0705c 1639 // preprocess audio (volume)
72415b2a 1640 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW
1641 if (audio_volume != 256) {
1642 short *volp;
1643 volp = samples;
036c1382 1644 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW
1645 int v = ((*volp) * audio_volume + 128) >> 8;
1646 if (v < -32768) v = -32768;
1647 if (v > 32767) v = 32767;
1648 *volp++ = v;
7e987c33
C
1649 }
1650 }
bde0705c 1651 }
7e987c33 1652
bde0705c 1653 /* frame rate emulation */
3a25ca18 1654 if (rate_emu) {
cb103a19 1655 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW
1656 int64_t now = av_gettime() - ist->start;
1657 if (pts > now)
1658 usleep(pts - now);
bde0705c 1659 }
bde0705c
LW
1660 /* if output time reached then transcode raw format,
1661 encode packets and output them */
1662 if (start_time == 0 || ist->pts >= start_time)
1663 for(i=0;i<nb_ostreams;i++) {
1664 int frame_size;
a700a6ae 1665
bde0705c
LW
1666 ost = ost_table[i];
1667 if (ost->source_index == ist_index) {
9d5fa618
MN
1668#if CONFIG_AVFILTER
1669 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1670 !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1671 while (frame_available) {
1672 AVRational ist_pts_tb;
1673 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
1674 get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb);
1675 if (ost->picref)
1676 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
1677#endif
bde0705c 1678 os = output_files[ost->file_index];
a700a6ae 1679
bde0705c 1680 /* set the input output pts pairs */
27e91f37 1681 //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
bde0705c
LW
1682
1683 if (ost->encoding_needed) {
b926b628 1684 av_assert0(ist->decoding_needed);
bde0705c 1685 switch(ost->st->codec->codec_type) {
72415b2a 1686 case AVMEDIA_TYPE_AUDIO:
036c1382 1687 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1688 break;
72415b2a 1689 case AVMEDIA_TYPE_VIDEO:
46847a33 1690#if CONFIG_AVFILTER
901ff511 1691 if (ost->picref->video && !ost->frame_aspect_ratio)
9d5fa618 1692 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
46847a33 1693#endif
5e8d2e33
AK
1694 do_video_out(os, ost, ist, &picture, &frame_size,
1695 same_quality ? quality : ost->st->codec->global_quality);
b60d1379 1696 if (vstats_filename && frame_size)
bde0705c
LW
1697 do_video_stats(os, ost, frame_size);
1698 break;
72415b2a 1699 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW
1700 do_subtitle_out(os, ost, ist, &subtitle,
1701 pkt->pts);
1702 break;
1703 default:
0f4e8165 1704 abort();
bde0705c
LW
1705 }
1706 } else {
1707 AVFrame avframe; //FIXME/XXX remove this
1708 AVPacket opkt;
cdf38a17
MN
1709 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1710
bde0705c
LW
1711 av_init_packet(&opkt);
1712
cc947f04 1713 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
9d5fa618 1714#if !CONFIG_AVFILTER
7cacf1e8 1715 continue;
9d5fa618
MN
1716#else
1717 goto cont;
1718#endif
7cacf1e8 1719
bde0705c
LW
1720 /* no reencoding needed : output the packet directly */
1721 /* force the input stream PTS */
1722
1723 avcodec_get_frame_defaults(&avframe);
1724 ost->st->codec->coded_frame= &avframe;
cc947f04 1725 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1726
72415b2a 1727 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1728 audio_size += data_size;
72415b2a 1729 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1730 video_size += data_size;
1731 ost->sync_opts++;
1732 }
1733
1734 opkt.stream_index= ost->index;
1735 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1736 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW
1737 else
1738 opkt.pts= AV_NOPTS_VALUE;
1739
d2ce2f5e 1740 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1741 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC
1742 else
1743 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1744 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1745
a03d59b7 1746 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1747 opkt.flags= pkt->flags;
1748
1749 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN
1750 if( ost->st->codec->codec_id != CODEC_ID_H264
1751 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1752 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1753 ) {
cc947f04 1754 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 1755 opkt.destruct= av_destruct_packet;
d310d56a
BC
1756 } else {
1757 opkt.data = data_buf;
1758 opkt.size = data_size;
1759 }
bde0705c 1760
0b6d358a 1761 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
bde0705c
LW
1762 ost->st->codec->frame_number++;
1763 ost->frame_number++;
1764 av_free_packet(&opkt);
a700a6ae 1765 }
9d5fa618
MN
1766#if CONFIG_AVFILTER
1767 cont:
1768 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1769 ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1770 if (ost->picref)
1771 avfilter_unref_buffer(ost->picref);
1772 }
1773#endif
a700a6ae 1774 }
bde0705c 1775 }
46847a33 1776
bde0705c
LW
1777 av_free(buffer_to_free);
1778 /* XXX: allocate the subtitles in the codec ? */
1779 if (subtitle_to_free) {
1d6233d3 1780 avsubtitle_free(subtitle_to_free);
bde0705c 1781 subtitle_to_free = NULL;
a700a6ae 1782 }
bde0705c 1783 }
a700a6ae 1784 discard_packet:
6f824977
MN
1785 if (pkt == NULL) {
1786 /* EOF handling */
115329f1 1787
6f824977
MN
1788 for(i=0;i<nb_ostreams;i++) {
1789 ost = ost_table[i];
1790 if (ost->source_index == ist_index) {
01f4895c 1791 AVCodecContext *enc= ost->st->codec;
6f824977 1792 os = output_files[ost->file_index];
115329f1 1793
72415b2a 1794 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1795 continue;
72415b2a 1796 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1797 continue;
1798
1799 if (ost->encoding_needed) {
1800 for(;;) {
1801 AVPacket pkt;
cef7cc72 1802 int fifo_bytes;
6f824977
MN
1803 av_init_packet(&pkt);
1804 pkt.stream_index= ost->index;
115329f1 1805
01f4895c 1806 switch(ost->st->codec->codec_type) {
72415b2a 1807 case AVMEDIA_TYPE_AUDIO:
41dd680d 1808 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR
1809 ret = 0;
1810 /* encode any samples remaining in fifo */
b10d7e4e 1811 if (fifo_bytes > 0) {
f6d6783a 1812 int osize = av_get_bytes_per_sample(enc->sample_fmt);
cef7cc72 1813 int fs_tmp = enc->frame_size;
b10d7e4e 1814
79c85beb 1815 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
b10d7e4e
BC
1816 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1817 enc->frame_size = fifo_bytes / (osize * enc->channels);
1818 } else { /* pad */
1819 int frame_bytes = enc->frame_size*osize*enc->channels;
79c85beb 1820 if (allocated_audio_buf_size < frame_bytes)
639e4ec8 1821 ffmpeg_exit(1);
14cf0fd2 1822 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
b10d7e4e
BC
1823 }
1824
79c85beb 1825 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
7c8689ef
BC
1826 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1827 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1828 enc->frame_size = fs_tmp;
9e0db7d5
MN
1829 }
1830 if(ret <= 0) {
cef7cc72
JR
1831 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1832 }
528271ff
MN
1833 if (ret < 0) {
1834 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 1835 ffmpeg_exit(1);
528271ff 1836 }
6f824977 1837 audio_size += ret;
cc947f04 1838 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1839 break;
72415b2a 1840 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1841 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN
1842 if (ret < 0) {
1843 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1844 ffmpeg_exit(1);
528271ff 1845 }
6f824977
MN
1846 video_size += ret;
1847 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1848 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN
1849 if (ost->logfile && enc->stats_out) {
1850 fprintf(ost->logfile, "%s", enc->stats_out);
1851 }
1852 break;
1853 default:
1854 ret=-1;
1855 }
115329f1 1856
6f824977
MN
1857 if(ret<=0)
1858 break;
27537106 1859 pkt.data= bit_buffer;
6f824977 1860 pkt.size= ret;
e7902f20 1861 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1862 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
0b6d358a 1863 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
6f824977
MN
1864 }
1865 }
1866 }
1867 }
1868 }
115329f1 1869
a700a6ae 1870 return 0;
a700a6ae
FB
1871}
1872
6d1ba1ac
LA
1873static void print_sdp(AVFormatContext **avc, int n)
1874{
1875 char sdp[2048];
1876
c3675dfe 1877 av_sdp_create(avc, n, sdp, sizeof(sdp));
6d1ba1ac 1878 printf("SDP:\n%s\n", sdp);
536cd1db 1879 fflush(stdout);
6d1ba1ac 1880}
a700a6ae 1881
7a39f142
AK
1882static int copy_chapters(int infile, int outfile)
1883{
07633154 1884 AVFormatContext *is = input_files[infile].ctx;
7a39f142
AK
1885 AVFormatContext *os = output_files[outfile];
1886 int i;
1887
1888 for (i = 0; i < is->nb_chapters; i++) {
1889 AVChapter *in_ch = is->chapters[i], *out_ch;
27e91f37 1890 int64_t ts_off = av_rescale_q(start_time - input_files[infile].ts_offset,
7a39f142
AK
1891 AV_TIME_BASE_Q, in_ch->time_base);
1892 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1893 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1894
1895
1896 if (in_ch->end < ts_off)
1897 continue;
1898 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1899 break;
1900
1901 out_ch = av_mallocz(sizeof(AVChapter));
1902 if (!out_ch)
1903 return AVERROR(ENOMEM);
1904
1905 out_ch->id = in_ch->id;
1906 out_ch->time_base = in_ch->time_base;
1907 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1908 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1909
d0abe80a 1910 if (metadata_chapters_autocopy)
d2d67e42 1911 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
7a39f142
AK
1912
1913 os->nb_chapters++;
1914 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1915 if (!os->chapters)
1916 return AVERROR(ENOMEM);
1917 os->chapters[os->nb_chapters - 1] = out_ch;
1918 }
1919 return 0;
1920}
1921
17c8cc55 1922static void parse_forced_key_frames(char *kf, OutputStream *ost,
4ad08021
NG
1923 AVCodecContext *avctx)
1924{
1925 char *p;
1926 int n = 1, i;
1927 int64_t t;
1928
1929 for (p = kf; *p; p++)
1930 if (*p == ',')
1931 n++;
1932 ost->forced_kf_count = n;
1933 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
1934 if (!ost->forced_kf_pts) {
1935 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
1936 ffmpeg_exit(1);
1937 }
1938 for (i = 0; i < n; i++) {
1939 p = i ? strchr(p, ',') + 1 : kf;
1940 t = parse_time_or_die("force_key_frames", p, 1);
1941 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
1942 }
1943}
1944
85f07f22
FB
1945/*
1946 * The following code is the main loop of the file converter
1947 */
3aace1bc 1948static int transcode(AVFormatContext **output_files,
065a20cb 1949 int nb_output_files,
17c8cc55 1950 InputFile *input_files,
065a20cb 1951 int nb_input_files,
17c8cc55 1952 StreamMap *stream_maps, int nb_stream_maps)
85f07f22 1953{
07633154 1954 int ret = 0, i, j, k, n, nb_ostreams = 0;
85f07f22
FB
1955 AVFormatContext *is, *os;
1956 AVCodecContext *codec, *icodec;
17c8cc55
AK
1957 OutputStream *ost, **ost_table = NULL;
1958 InputStream *ist;
002c95d7 1959 char error[1024];
6d1ba1ac 1960 int want_sdp = 1;
545465ec
MN
1961 uint8_t no_packet[MAX_FILES]={0};
1962 int no_packet_count=0;
bdc4796f 1963
07633154
AK
1964 if (rate_emu)
1965 for (i = 0; i < nb_input_streams; i++)
1966 input_streams[i].start = av_gettime();
85f07f22
FB
1967
1968 /* output stream init */
1969 nb_ostreams = 0;
1970 for(i=0;i<nb_output_files;i++) {
1971 os = output_files[i];
bb62d5c1 1972 if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
610219a5 1973 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fc5d0db5 1974 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
d62ccec8
JM
1975 ret = AVERROR(EINVAL);
1976 goto fail;
8a7bde1c 1977 }
85f07f22
FB
1978 nb_ostreams += os->nb_streams;
1979 }
1980 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1981 fprintf(stderr, "Number of stream maps must match number of output streams\n");
d62ccec8
JM
1982 ret = AVERROR(EINVAL);
1983 goto fail;
85f07f22
FB
1984 }
1985
bd073980
BF
1986 /* Sanity check the mapping args -- do the input files & streams exist? */
1987 for(i=0;i<nb_stream_maps;i++) {
1988 int fi = stream_maps[i].file_index;
1989 int si = stream_maps[i].stream_index;
115329f1 1990
bd073980 1991 if (fi < 0 || fi > nb_input_files - 1 ||
2cf8355f 1992 si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
bd073980 1993 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
d62ccec8
JM
1994 ret = AVERROR(EINVAL);
1995 goto fail;
bd073980 1996 }
b4a3389e
WG
1997 fi = stream_maps[i].sync_file_index;
1998 si = stream_maps[i].sync_stream_index;
1999 if (fi < 0 || fi > nb_input_files - 1 ||
2cf8355f 2000 si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
b4a3389e 2001 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
d62ccec8
JM
2002 ret = AVERROR(EINVAL);
2003 goto fail;
b4a3389e 2004 }
bd073980 2005 }
115329f1 2006
17c8cc55 2007 ost_table = av_mallocz(sizeof(OutputStream *) * nb_ostreams);
85f07f22
FB
2008 if (!ost_table)
2009 goto fail;
85f07f22
FB
2010 n = 0;
2011 for(k=0;k<nb_output_files;k++) {
2012 os = output_files[k];
de427ff4 2013 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 2014 int found;
9fdf4b58 2015 ost = ost_table[n] = output_streams_for_file[k][i];
85f07f22 2016 if (nb_stream_maps > 0) {
07633154 2017 ost->source_index = input_files[stream_maps[n].file_index].ist_index +
de427ff4 2018 stream_maps[n].stream_index;
115329f1 2019
bd073980 2020 /* Sanity check that the stream types match */
07633154 2021 if (input_streams[ost->source_index].st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25 2022 int i= ost->file_index;
610219a5 2023 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2024 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2025 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2026 ost->file_index, ost->index);
639e4ec8 2027 ffmpeg_exit(1);
bd073980 2028 }
115329f1 2029
85f07f22 2030 } else {
247e3954 2031 int best_nb_frames=-1;
3f1710e7
RP
2032 /* get corresponding input stream index : we select the first one with the right type */
2033 found = 0;
07633154 2034 for (j = 0; j < nb_input_streams; j++) {
3f1710e7 2035 int skip=0;
07633154 2036 ist = &input_streams[j];
3f1710e7
RP
2037 if(opt_programid){
2038 int pi,si;
07633154 2039 AVFormatContext *f = input_files[ist->file_index].ctx;
3f1710e7
RP
2040 skip=1;
2041 for(pi=0; pi<f->nb_programs; pi++){
2042 AVProgram *p= f->programs[pi];
2043 if(p->id == opt_programid)
2044 for(si=0; si<p->nb_stream_indexes; si++){
2045 if(f->streams[ p->stream_index[si] ] == ist->st)
2046 skip=0;
2047 }
6d3d3b83 2048 }
3f1710e7
RP
2049 }
2050 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
2051 ist->st->codec->codec_type == ost->st->codec->codec_type) {
2052 if(best_nb_frames < ist->st->codec_info_nb_frames){
2053 best_nb_frames= ist->st->codec_info_nb_frames;
2054 ost->source_index = j;
2055 found = 1;
85f07f22
FB
2056 }
2057 }
3f1710e7 2058 }
a15bc651
NS
2059
2060 if (!found) {
2061 if(! opt_programid) {
2062 /* try again and reuse existing stream */
07633154
AK
2063 for (j = 0; j < nb_input_streams; j++) {
2064 ist = &input_streams[j];
6d3d3b83
MN
2065 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2066 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS
2067 ost->source_index = j;
2068 found = 1;
2069 }
2070 }
50e143c4 2071 }
85f07f22 2072 if (!found) {
462cca10 2073 int i= ost->file_index;
610219a5 2074 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB
2075 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2076 ost->file_index, ost->index);
639e4ec8 2077 ffmpeg_exit(1);
85f07f22
FB
2078 }
2079 }
2080 }
07633154 2081 ist = &input_streams[ost->source_index];
85f07f22 2082 ist->discard = 0;
b4a3389e 2083 ost->sync_ist = (nb_stream_maps > 0) ?
07633154 2084 &input_streams[input_files[stream_maps[n].sync_file_index].ist_index +
de427ff4 2085 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB
2086 }
2087 }
2088
85f07f22
FB
2089 /* for each output stream, we compute the right encoding parameters */
2090 for(i=0;i<nb_ostreams;i++) {
2091 ost = ost_table[i];
365515ac 2092 os = output_files[ost->file_index];
07633154 2093 ist = &input_streams[ost->source_index];
85f07f22 2094
01f4895c
MN
2095 codec = ost->st->codec;
2096 icodec = ist->st->codec;
85f07f22 2097
d0abe80a 2098 if (metadata_streams_autocopy)
d2d67e42
AK
2099 av_dict_copy(&ost->st->metadata, ist->st->metadata,
2100 AV_DICT_DONT_OVERWRITE);
8e0d882b 2101
90c2295b 2102 ost->st->disposition = ist->st->disposition;
a39b76ea 2103 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2104 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2105
1629626f 2106 if (ost->st->stream_copy) {
b659c8b4
LA
2107 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2108
2109 if (extra_size > INT_MAX)
2110 goto fail;
2111
1629626f
FB
2112 /* if stream_copy is selected, no need to decode or encode */
2113 codec->codec_id = icodec->codec_id;
2114 codec->codec_type = icodec->codec_type;
365515ac
MN
2115
2116 if(!codec->codec_tag){
2117 if( !os->oformat->codec_tag
37ce3d6b 2118 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN
2119 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2120 codec->codec_tag = icodec->codec_tag;
2121 }
2122
1629626f 2123 codec->bit_rate = icodec->bit_rate;
2dec2bb8
MN
2124 codec->rc_max_rate = icodec->rc_max_rate;
2125 codec->rc_buffer_size = icodec->rc_buffer_size;
b659c8b4
LA
2126 codec->extradata= av_mallocz(extra_size);
2127 if (!codec->extradata)
2128 goto fail;
2129 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
dffbfd06 2130 codec->extradata_size= icodec->extradata_size;
59e2118e 2131 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 2132 codec->time_base = icodec->time_base;
3797c74b 2133 codec->time_base.num *= icodec->ticks_per_frame;
8abcbf2d
BC
2134 av_reduce(&codec->time_base.num, &codec->time_base.den,
2135 codec->time_base.num, codec->time_base.den, INT_MAX);
3797c74b 2136 }else
d29de719 2137 codec->time_base = ist->st->time_base;
1629626f 2138 switch(codec->codec_type) {
72415b2a 2139 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP
2140 if(audio_volume != 256) {
2141 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
639e4ec8 2142 ffmpeg_exit(1);
d08e3e91 2143 }
13367a46 2144 codec->channel_layout = icodec->channel_layout;
1629626f
FB
2145 codec->sample_rate = icodec->sample_rate;
2146 codec->channels = icodec->channels;
0a3b0447 2147 codec->frame_size = icodec->frame_size;
34b47d7c 2148 codec->audio_service_type = icodec->audio_service_type;
c1344911 2149 codec->block_align= icodec->block_align;
4efd6f58
MN
2150 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2151 codec->block_align= 0;
bcbd328e
MN
2152 if(codec->codec_id == CODEC_ID_AC3)
2153 codec->block_align= 0;
1629626f 2154 break;
72415b2a 2155 case AVMEDIA_TYPE_VIDEO:
9df3437f 2156 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
2157 codec->width = icodec->width;
2158 codec->height = icodec->height;
ff8cc24b 2159 codec->has_b_frames = icodec->has_b_frames;
901ff511
BC
2160 if (!codec->sample_aspect_ratio.num) {
2161 codec->sample_aspect_ratio =
2162 ost->st->sample_aspect_ratio =
2163 ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
2164 ist->st->codec->sample_aspect_ratio.num ?
2165 ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
2166 }
1629626f 2167 break;
72415b2a 2168 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC
2169 codec->width = icodec->width;
2170 codec->height = icodec->height;
cf7fc795 2171 break;
e3b540b4
LB
2172 case AVMEDIA_TYPE_DATA:
2173 break;
1629626f 2174 default:
0f4e8165 2175 abort();
1629626f
FB
2176 }
2177 } else {
62940bb4
AK
2178 if (!ost->enc)
2179 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
1629626f 2180 switch(codec->codec_type) {
72415b2a 2181 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN
2182 ost->fifo= av_fifo_alloc(1024);
2183 if(!ost->fifo)
85f07f22 2184 goto fail;
5d6e4c16 2185 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
d7ee4402
AK
2186 if (!codec->sample_rate) {
2187 codec->sample_rate = icodec->sample_rate;
2188 if (icodec->lowres)
2189 codec->sample_rate >>= icodec->lowres;
2190 }
62940bb4 2191 choose_sample_rate(ost->st, ost->enc);
d7ee4402 2192 codec->time_base = (AVRational){1, codec->sample_rate};
6fbf2485
AK
2193 if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
2194 codec->sample_fmt = icodec->sample_fmt;
2195 choose_sample_fmt(ost->st, ost->enc);
8f3e9997
AK
2196 if (!codec->channels)
2197 codec->channels = icodec->channels;
87c739a3 2198 codec->channel_layout = icodec->channel_layout;
8f3e9997
AK
2199 if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
2200 codec->channel_layout = 0;
2886f311
2201 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2202 icodec->request_channels = codec->channels;
85f07f22
FB
2203 ist->decoding_needed = 1;
2204 ost->encoding_needed = 1;
8afab686
SS
2205 ost->resample_sample_fmt = icodec->sample_fmt;
2206 ost->resample_sample_rate = icodec->sample_rate;
2207 ost->resample_channels = icodec->channels;
1629626f 2208 break;
72415b2a 2209 case AVMEDIA_TYPE_VIDEO:
10de86b8
AK
2210 if (codec->pix_fmt == PIX_FMT_NONE)
2211 codec->pix_fmt = icodec->pix_fmt;
2212 choose_pixel_fmt(ost->st, ost->enc);
2213
761c8c92 2214 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2215 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
639e4ec8 2216 ffmpeg_exit(1);
761c8c92 2217 }
e9f98c90
MR
2218
2219 if (!codec->width || !codec->height) {
2220 codec->width = icodec->width;
2221 codec->height = icodec->height;
2222 }
2223
2b95602e
SS
2224 ost->video_resample = codec->width != icodec->width ||
2225 codec->height != icodec->height ||
2226 codec->pix_fmt != icodec->pix_fmt;
c3f11d19 2227 if (ost->video_resample) {
8a774d3d 2228#if !CONFIG_AVFILTER
2de28abb 2229 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9 2230 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
08e09ed7 2231 codec->width, codec->height)) {
eddc482d 2232 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
639e4ec8 2233 ffmpeg_exit(1);
eddc482d 2234 }
18a54b04 2235 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS
2236 icodec->width,
2237 icodec->height,
08e09ed7
MR
2238 icodec->pix_fmt,
2239 codec->width,
2240 codec->height,
2241 codec->pix_fmt,
2242 ost->sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
2243 if (ost->img_resample_ctx == NULL) {
2244 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 2245 ffmpeg_exit(1);
0b50ac8a 2246 }
46847a33 2247#endif
a39b76ea 2248 codec->bits_per_raw_sample= 0;
85f07f22 2249 }
e9f98c90 2250
5879ea6d
SS
2251 ost->resample_height = icodec->height;
2252 ost->resample_width = icodec->width;
b83ccbff 2253 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB
2254 ost->encoding_needed = 1;
2255 ist->decoding_needed = 1;
46847a33 2256
a6286bda
AK
2257 if (!ost->frame_rate.num)
2258 ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
62940bb4
AK
2259 if (ost->enc && ost->enc->supported_framerates && !force_fps) {
2260 int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
2261 ost->frame_rate = ost->enc->supported_framerates[idx];
a6286bda
AK
2262 }
2263 codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
2264
46847a33 2265#if CONFIG_AVFILTER
0420bf09 2266 if (configure_video_filters(ist, ost)) {
46847a33
MN
2267 fprintf(stderr, "Error opening filters!\n");
2268 exit(1);
2269 }
2270#endif
1629626f 2271 break;
72415b2a 2272 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB
2273 ost->encoding_needed = 1;
2274 ist->decoding_needed = 1;
2275 break;
1629626f 2276 default:
0f4e8165 2277 abort();
cf7fc795 2278 break;
85f07f22 2279 }
1629626f 2280 /* two pass mode */
115329f1 2281 if (ost->encoding_needed &&
1629626f
FB
2282 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2283 char logfilename[1024];
2284 FILE *f;
115329f1
DB
2285
2286 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS
2287 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2288 i);
1629626f 2289 if (codec->flags & CODEC_FLAG_PASS1) {
c56e9e05 2290 f = fopen(logfilename, "wb");
1629626f 2291 if (!f) {
42d1d06e 2292 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
639e4ec8 2293 ffmpeg_exit(1);
1629626f
FB
2294 }
2295 ost->logfile = f;
2296 } else {
458b062d
SS
2297 char *logbuffer;
2298 size_t logbuffer_size;
2299 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2300 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
639e4ec8 2301 ffmpeg_exit(1);
1629626f 2302 }
1629626f 2303 codec->stats_in = logbuffer;
5abdb4b1 2304 }
5abdb4b1
FB
2305 }
2306 }
72415b2a 2307 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2308 int size= codec->width * codec->height;
c027e91a 2309 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2310 }
85f07f22
FB
2311 }
2312
8a6cb114
MN
2313 if (!bit_buffer)
2314 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2315 if (!bit_buffer) {
50f3fabc
MR
2316 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2317 bit_buffer_size);
002c95d7 2318 ret = AVERROR(ENOMEM);
8a6cb114 2319 goto fail;
1629626f
FB
2320 }
2321
85f07f22
FB
2322 /* open each encoder */
2323 for(i=0;i<nb_ostreams;i++) {
2324 ost = ost_table[i];
2325 if (ost->encoding_needed) {
9446d759 2326 AVCodec *codec = ost->enc;
07633154 2327 AVCodecContext *dec = input_streams[ost->source_index].st->codec;
85f07f22 2328 if (!codec) {
f356fc57
BC
2329 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2330 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC
2331 ret = AVERROR(EINVAL);
2332 goto dump_format;
85f07f22 2333 }
cb2c971d
AJ
2334 if (dec->subtitle_header) {
2335 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2336 if (!ost->st->codec->subtitle_header) {
2337 ret = AVERROR(ENOMEM);
2338 goto dump_format;
2339 }
2340 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2341 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2342 }
bf174a70 2343 if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
f356fc57 2344 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 2345 ost->file_index, ost->index);
002c95d7
BC
2346 ret = AVERROR(EINVAL);
2347 goto dump_format;
85f07f22 2348 }
a9eb4f08 2349 assert_codec_experimental(ost->st->codec, 1);
bf174a70 2350 assert_avoptions(ost->opts);
8d03ca08
AK
2351 if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
2352 av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
2353 "It takes bits/s as argument, not kbits/s\n");
01f4895c 2354 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
2355 }
2356 }
2357
2358 /* open each decoder */
07633154
AK
2359 for (i = 0; i < nb_input_streams; i++) {
2360 ist = &input_streams[i];
85f07f22 2361 if (ist->decoding_needed) {
9e253c13 2362 AVCodec *codec = ist->dec;
6488cf9b 2363 if (!codec)
fd2b356a 2364 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2365 if (!codec) {
f356fc57 2366 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
d2bc4da1 2367 ist->st->codec->codec_id, ist->file_index, ist->st->index);
002c95d7
BC
2368 ret = AVERROR(EINVAL);
2369 goto dump_format;
85f07f22 2370 }
bc778a0c
JR
2371
2372 /* update requested sample format for the decoder based on the
2373 corresponding encoder sample format */
2374 for (j = 0; j < nb_ostreams; j++) {
2375 ost = ost_table[j];
2376 if (ost->source_index == i) {
2377 update_sample_fmt(ist->st->codec, codec, ost->st->codec);
2378 break;
2379 }
2380 }
2381
bf174a70 2382 if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
f356fc57 2383 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
d2bc4da1 2384 ist->file_index, ist->st->index);
002c95d7
BC
2385 ret = AVERROR(EINVAL);
2386 goto dump_format;
85f07f22 2387 }
a9eb4f08 2388 assert_codec_experimental(ist->st->codec, 0);
bf174a70 2389 assert_avoptions(ost->opts);
85f07f22
FB
2390 }
2391 }
2392
2393 /* init pts */
07633154 2394 for (i = 0; i < nb_input_streams; i++) {
b8c93c48 2395 AVStream *st;
07633154 2396 ist = &input_streams[i];
b8c93c48
MN
2397 st= ist->st;
2398 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2399 ist->next_pts = AV_NOPTS_VALUE;
0ff4f0c0 2400 init_pts_correction(&ist->pts_ctx);
ff4905a5 2401 ist->is_start = 1;
85f07f22 2402 }
c5e1e982 2403
0a38bafd
PB
2404 /* set meta data information from input file if required */
2405 for (i=0;i<nb_meta_data_maps;i++) {
1829e195 2406 AVFormatContext *files[2];
d2d67e42 2407 AVDictionary **meta[2];
1829e195 2408 int j;
0a38bafd 2409
1829e195
AK
2410#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
2411 if ((index) < 0 || (index) >= (nb_elems)) {\
2412 snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\
2413 (desc), (index));\
2414 ret = AVERROR(EINVAL);\
2415 goto dump_format;\
115329f1
DB
2416 }
2417
1829e195
AK
2418 int out_file_index = meta_data_maps[i][0].file;
2419 int in_file_index = meta_data_maps[i][1].file;
7b393736
AK
2420 if (in_file_index < 0 || out_file_index < 0)
2421 continue;
1829e195
AK
2422 METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
2423 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
0a38bafd 2424
1829e195 2425 files[0] = output_files[out_file_index];
07633154 2426 files[1] = input_files[in_file_index].ctx;
1829e195
AK
2427
2428 for (j = 0; j < 2; j++) {
17c8cc55 2429 MetadataMap *map = &meta_data_maps[i][j];
1829e195
AK
2430
2431 switch (map->type) {
2432 case 'g':
2433 meta[j] = &files[j]->metadata;
2434 break;
2435 case 's':
2436 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
2437 meta[j] = &files[j]->streams[map->index]->metadata;
2438 break;
2439 case 'c':
2440 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
2441 meta[j] = &files[j]->chapters[map->index]->metadata;
2442 break;
2443 case 'p':
2444 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
2445 meta[j] = &files[j]->programs[map->index]->metadata;
2446 break;
2447 }
2448 }
a5926d85 2449
d2d67e42 2450 av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
0a38bafd 2451 }
115329f1 2452
477b1aea
AK
2453 /* copy global metadata by default */
2454 if (metadata_global_autocopy) {
477b1aea 2455
8e8a3cc2 2456 for (i = 0; i < nb_output_files; i++)
d2d67e42
AK
2457 av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata,
2458 AV_DICT_DONT_OVERWRITE);
477b1aea
AK
2459 }
2460
91e96eba
AK
2461 /* copy chapters according to chapter maps */
2462 for (i = 0; i < nb_chapter_maps; i++) {
2463 int infile = chapter_maps[i].in_file;
2464 int outfile = chapter_maps[i].out_file;
2465
2466 if (infile < 0 || outfile < 0)
2467 continue;
2468 if (infile >= nb_input_files) {
2469 snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile);
2470 ret = AVERROR(EINVAL);
2471 goto dump_format;
2472 }
2473 if (outfile >= nb_output_files) {
2474 snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile);
2475 ret = AVERROR(EINVAL);
2476 goto dump_format;
2477 }
2478 copy_chapters(infile, outfile);
2479 }
2480
7a39f142 2481 /* copy chapters from the first input file that has them*/
91e96eba 2482 if (!nb_chapter_maps)
a9c2bf9d 2483 for (i = 0; i < nb_input_files; i++) {
07633154 2484 if (!input_files[i].ctx->nb_chapters)
a9c2bf9d 2485 continue;
7a39f142 2486
a9c2bf9d
AK
2487 for (j = 0; j < nb_output_files; j++)
2488 if ((ret = copy_chapters(i, j)) < 0)
2489 goto dump_format;
09f47fa4 2490 break;
a9c2bf9d 2491 }
7a39f142 2492
85f07f22
FB
2493 /* open files and write file headers */
2494 for(i=0;i<nb_output_files;i++) {
2495 os = output_files[i];
8035f429 2496 if (avformat_write_header(os, &output_opts[i]) < 0) {
002c95d7 2497 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2498 ret = AVERROR(EINVAL);
002c95d7 2499 goto dump_format;
a38469e1 2500 }
8035f429 2501 assert_avoptions(output_opts[i]);
6d1ba1ac
LA
2502 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2503 want_sdp = 0;
2504 }
2505 }
002c95d7
BC
2506
2507 dump_format:
2508 /* dump the file output parameters - cannot be done before in case
2509 of stream copy */
2510 for(i=0;i<nb_output_files;i++) {
610219a5 2511 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
002c95d7
BC
2512 }
2513
2514 /* dump the stream mapping */
2515 if (verbose >= 0) {
2516 fprintf(stderr, "Stream mapping:\n");
2517 for(i=0;i<nb_ostreams;i++) {
2518 ost = ost_table[i];
2519 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
07633154
AK
2520 input_streams[ost->source_index].file_index,
2521 input_streams[ost->source_index].st->index,
002c95d7
BC
2522 ost->file_index,
2523 ost->index);
07633154 2524 if (ost->sync_ist != &input_streams[ost->source_index])
002c95d7
BC
2525 fprintf(stderr, " [sync #%d.%d]",
2526 ost->sync_ist->file_index,
d2bc4da1 2527 ost->sync_ist->st->index);
002c95d7
BC
2528 fprintf(stderr, "\n");
2529 }
2530 }
2531
2532 if (ret) {
2533 fprintf(stderr, "%s\n", error);
2534 goto fail;
2535 }
2536
6d1ba1ac
LA
2537 if (want_sdp) {
2538 print_sdp(output_files, nb_output_files);
85f07f22
FB
2539 }
2540
8fb566fd 2541 if (verbose >= 0)
cb48e245 2542 fprintf(stderr, "Press ctrl-c to stop encoding\n");
a38469e1
FB
2543 term_init();
2544
7fc98937 2545 timer_start = av_gettime();
51bd4565 2546
d9a916e2 2547 for(; received_sigterm == 0;) {
85f07f22
FB
2548 int file_index, ist_index;
2549 AVPacket pkt;
a9aeda81
PB
2550 double ipts_min;
2551 double opts_min;
23ffe323 2552
85f07f22 2553 redo:
a9aeda81
PB
2554 ipts_min= 1e100;
2555 opts_min= 1e100;
a38469e1 2556
ec5517d5
FB
2557 /* select the stream that we must read now by looking at the
2558 smallest output pts */
85f07f22 2559 file_index = -1;
ec5517d5 2560 for(i=0;i<nb_ostreams;i++) {
23ffe323 2561 double ipts, opts;
ec5517d5
FB
2562 ost = ost_table[i];
2563 os = output_files[ost->file_index];
07633154 2564 ist = &input_streams[ost->source_index];
55a7e946 2565 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2566 continue;
c0df9d75 2567 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323 2568 ipts = (double)ist->pts;
07633154 2569 if (!input_files[ist->file_index].eof_reached){
23ffe323
MN
2570 if(ipts < ipts_min) {
2571 ipts_min = ipts;
2572 if(input_sync ) file_index = ist->file_index;
2573 }
2574 if(opts < opts_min) {
2575 opts_min = opts;
2576 if(!input_sync) file_index = ist->file_index;
2577 }
85f07f22 2578 }
01f4895c 2579 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2580 file_index= -1;
2581 break;
2582 }
85f07f22
FB
2583 }
2584 /* if none, if is finished */
51bd4565 2585 if (file_index < 0) {
545465ec
MN
2586 if(no_packet_count){
2587 no_packet_count=0;
2588 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2589 usleep(10000);
545465ec
MN
2590 continue;
2591 }
85f07f22 2592 break;
ec5517d5
FB
2593 }
2594
b6e16b86 2595 /* finish if limit size exhausted */
a2704c97 2596 if (limit_filesize != 0 && limit_filesize <= avio_tell(output_files[0]->pb))
b6e16b86
C
2597 break;
2598
254abc2e 2599 /* read a frame from it and output it in the fifo */
07633154 2600 is = input_files[file_index].ctx;
ad51c68c 2601 ret= av_read_frame(is, &pkt);
b9edbe99 2602 if(ret == AVERROR(EAGAIN)){
545465ec
MN
2603 no_packet[file_index]=1;
2604 no_packet_count++;
ad51c68c 2605 continue;
545465ec 2606 }
ad51c68c 2607 if (ret < 0) {
07633154 2608 input_files[file_index].eof_reached = 1;
d24ce947
AB
2609 if (opt_shortest)
2610 break;
2611 else
2612 continue;
85f07f22 2613 }
303e50e6 2614
545465ec
MN
2615 no_packet_count=0;
2616 memset(no_packet, 0, sizeof(no_packet));
2617
254abc2e 2618 if (do_pkt_dump) {
5e33e7bd
MS
2619 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2620 is->streams[pkt.stream_index]);
817b23ff 2621 }
79fdaa4c
FB
2622 /* the following test is needed in case new streams appear
2623 dynamically in stream : we ignore them */
2cf8355f 2624 if (pkt.stream_index >= input_files[file_index].ctx->nb_streams)
bf5af568 2625 goto discard_packet;
07633154
AK
2626 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2627 ist = &input_streams[ist_index];
bf5af568
FB
2628 if (ist->discard)
2629 goto discard_packet;
85f07f22 2630
fec401f7 2631 if (pkt.dts != AV_NOPTS_VALUE)
27e91f37 2632 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
fec401f7 2633 if (pkt.pts != AV_NOPTS_VALUE)
27e91f37 2634 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
fec401f7 2635
b12c2592 2636 if (ist->ts_scale) {
8833f375 2637 if(pkt.pts != AV_NOPTS_VALUE)
b12c2592 2638 pkt.pts *= ist->ts_scale;
8833f375 2639 if(pkt.dts != AV_NOPTS_VALUE)
b12c2592 2640 pkt.dts *= ist->ts_scale;
8833f375
MN
2641 }
2642
27e91f37 2643// 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
2644 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2645 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN
2646 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2647 int64_t delta= pkt_dts - ist->next_pts;
2648 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
27e91f37 2649 input_files[ist->file_index].ts_offset -= delta;
72bd8100 2650 if (verbose > 2)
27e91f37
AK
2651 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2652 delta, input_files[ist->file_index].ts_offset);
fec401f7
MN
2653 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2654 if(pkt.pts != AV_NOPTS_VALUE)
2655 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2656 }
2657 }
2658
f8ccf720 2659 /* finish if recording time exhausted */
6abda15f
FC
2660 if (recording_time != INT64_MAX &&
2661 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2662 ist->is_past_recording_time = 1;
f8ccf720 2663 goto discard_packet;
55a7e946 2664 }
f8ccf720 2665
d2bc4da1 2666 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
a700a6ae 2667 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2668
2669 if (verbose >= 0)
2670 fprintf(stderr, "Error while decoding stream #%d.%d\n",
d2bc4da1 2671 ist->file_index, ist->st->index);
f2abc559 2672 if (exit_on_error)
639e4ec8 2673 ffmpeg_exit(1);
a700a6ae
FB
2674 av_free_packet(&pkt);
2675 goto redo;
fe08925f 2676 }
cf7fc795 2677
bf5af568 2678 discard_packet:
85f07f22 2679 av_free_packet(&pkt);
115329f1 2680
ec5517d5
FB
2681 /* dump report by using the output first video and audio streams */
2682 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2683 }
a700a6ae
FB
2684
2685 /* at the end of stream, we must flush the decoder buffers */
07633154
AK
2686 for (i = 0; i < nb_input_streams; i++) {
2687 ist = &input_streams[i];
a700a6ae
FB
2688 if (ist->decoding_needed) {
2689 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2690 }
2691 }
2692
a38469e1 2693 term_exit();
85f07f22 2694
c4e37247
MN
2695 /* write the trailer if needed and close file */
2696 for(i=0;i<nb_output_files;i++) {
2697 os = output_files[i];
2698 av_write_trailer(os);
2699 }
2700
37f5cd5a
MN
2701 /* dump report by using the first video and audio streams */
2702 print_report(output_files, ost_table, nb_ostreams, 1);
2703
85f07f22
FB
2704 /* close each encoder */
2705 for(i=0;i<nb_ostreams;i++) {
2706 ost = ost_table[i];
2707 if (ost->encoding_needed) {
01f4895c
MN
2708 av_freep(&ost->st->codec->stats_in);
2709 avcodec_close(ost->st->codec);
85f07f22 2710 }
9d5fa618
MN
2711#if CONFIG_AVFILTER
2712 avfilter_graph_free(&ost->graph);
2713#endif
85f07f22 2714 }
115329f1 2715
85f07f22 2716 /* close each decoder */
07633154
AK
2717 for (i = 0; i < nb_input_streams; i++) {
2718 ist = &input_streams[i];
85f07f22 2719 if (ist->decoding_needed) {
01f4895c 2720 avcodec_close(ist->st->codec);
85f07f22
FB
2721 }
2722 }
85f07f22 2723
85f07f22 2724 /* finished ! */
00b7fbdc 2725 ret = 0;
115329f1 2726
002c95d7 2727 fail:
83b07470 2728 av_freep(&bit_buffer);
bdc4796f 2729
85f07f22
FB
2730 if (ost_table) {
2731 for(i=0;i<nb_ostreams;i++) {
2732 ost = ost_table[i];
2733 if (ost) {
b659c8b4
LA
2734 if (ost->st->stream_copy)
2735 av_freep(&ost->st->codec->extradata);
5abdb4b1
FB
2736 if (ost->logfile) {
2737 fclose(ost->logfile);
2738 ost->logfile = NULL;
2739 }
41dd680d 2740 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2741 initialized but set to zero */
cb2c971d 2742 av_freep(&ost->st->codec->subtitle_header);
0f1578af 2743 av_free(ost->pict_tmp.data[0]);
4ad08021 2744 av_free(ost->forced_kf_pts);
85f07f22 2745 if (ost->video_resample)
18a54b04 2746 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2747 if (ost->resample)
85f07f22 2748 audio_resample_close(ost->resample);
a79db0f7
PR
2749 if (ost->reformat_ctx)
2750 av_audio_convert_free(ost->reformat_ctx);
bf174a70 2751 av_dict_free(&ost->opts);
0f1578af 2752 av_free(ost);
85f07f22
FB
2753 }
2754 }
0f1578af 2755 av_free(ost_table);
85f07f22
FB
2756 }
2757 return ret;
85f07f22
FB
2758}
2759
26513856 2760static int opt_format(const char *opt, const char *arg)
85f07f22 2761{
a5abfd8f 2762 last_asked_format = arg;
26513856 2763 return 0;
85f07f22
FB
2764}
2765
26513856 2766static int opt_video_rc_override_string(const char *opt, const char *arg)
ac2830ec
MN
2767{
2768 video_rc_override_string = arg;
26513856 2769 return 0;
ac2830ec
MN
2770}
2771
c48da33c 2772static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2773{
c48da33c
SS
2774 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2775 return 0;
f4f3223f
MN
2776}
2777
c48da33c 2778static int opt_verbose(const char *opt, const char *arg)
f068206e 2779{
46eab093 2780 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2781 return 0;
f068206e
BE
2782}
2783
2fc3866d 2784static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2785{
126b638e 2786 if (av_parse_video_rate(&frame_rate, arg) < 0) {
2fc3866d 2787 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
639e4ec8 2788 ffmpeg_exit(1);
445f1b83 2789 }
2fc3866d 2790 return 0;
85f07f22
FB
2791}
2792
5879ea6d 2793static int opt_frame_crop(const char *opt, const char *arg)
ab6d194a 2794{
5879ea6d
SS
2795 fprintf(stderr, "Option '%s' has been removed, use the crop filter instead\n", opt);
2796 return AVERROR(EINVAL);
ab6d194a
MN
2797}
2798
26513856 2799static int opt_frame_size(const char *opt, const char *arg)
85f07f22 2800{
126b638e 2801 if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2802 fprintf(stderr, "Incorrect frame size\n");
26513856 2803 return AVERROR(EINVAL);
85f07f22 2804 }
26513856 2805 return 0;
85f07f22
FB
2806}
2807
9f434b65
SS
2808static int opt_pad(const char *opt, const char *arg) {
2809 fprintf(stderr, "Option '%s' has been removed, use the pad filter instead\n", opt);
2810 return -1;
1ff93ffc
TK
2811}
2812
26513856 2813static int opt_frame_pix_fmt(const char *opt, const char *arg)
63167088 2814{
90da2b50 2815 if (strcmp(arg, "list")) {
718c7b18 2816 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS
2817 if (frame_pix_fmt == PIX_FMT_NONE) {
2818 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
26513856 2819 return AVERROR(EINVAL);
90da2b50
SS
2820 }
2821 } else {
cedac882 2822 show_pix_fmts();
639e4ec8 2823 ffmpeg_exit(0);
c3b95b1d 2824 }
26513856 2825 return 0;
63167088
RS
2826}
2827
26513856 2828static int opt_frame_aspect_ratio(const char *opt, const char *arg)
5fe03e38
RS
2829{
2830 int x = 0, y = 0;
2831 double ar = 0;
2832 const char *p;
815f98cc 2833 char *end;
115329f1 2834
5fe03e38
RS
2835 p = strchr(arg, ':');
2836 if (p) {
815f98cc
AJ
2837 x = strtol(arg, &end, 10);
2838 if (end == p)
2839 y = strtol(end+1, &end, 10);
bb270c08
DB
2840 if (x > 0 && y > 0)
2841 ar = (double)x / (double)y;
5fe03e38 2842 } else
815f98cc 2843 ar = strtod(arg, NULL);
5fe03e38
RS
2844
2845 if (!ar) {
2846 fprintf(stderr, "Incorrect aspect ratio specification.\n");
26513856 2847 return AVERROR(EINVAL);
5fe03e38
RS
2848 }
2849 frame_aspect_ratio = ar;
26513856 2850 return 0;
5fe03e38
RS
2851}
2852
a5926d85
AJ
2853static int opt_metadata(const char *opt, const char *arg)
2854{
2855 char *mid= strchr(arg, '=');
2856
2857 if(!mid){
2858 fprintf(stderr, "Missing =\n");
639e4ec8 2859 ffmpeg_exit(1);
a5926d85
AJ
2860 }
2861 *mid++= 0;
2862
d2d67e42 2863 av_dict_set(&metadata, arg, mid, 0);
a5926d85
AJ
2864
2865 return 0;
2866}
2867
dbe94539 2868static int opt_qscale(const char *opt, const char *arg)
85f07f22 2869{
dbe94539
SS
2870 video_qscale = parse_number_or_die(opt, arg, OPT_FLOAT, 0, 255);
2871 if (video_qscale == 0) {
4e64bead 2872 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
dbe94539 2873 return AVERROR(EINVAL);
85f07f22 2874 }
dbe94539 2875 return 0;
85f07f22
FB
2876}
2877
dbe94539 2878static int opt_top_field_first(const char *opt, const char *arg)
bb198e19 2879{
dbe94539
SS
2880 top_field_first = parse_number_or_die(opt, arg, OPT_INT, 0, 1);
2881 return 0;
bb198e19
MN
2882}
2883
d18811bb 2884static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2885{
d18811bb 2886 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2887#if !HAVE_THREADS
d8019eb5
AD
2888 if (verbose >= 0)
2889 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2890#endif
d18811bb 2891 return 0;
9c3d33d6
MN
2892}
2893
26513856 2894static int opt_audio_sample_fmt(const char *opt, const char *arg)
ce1ee094 2895{
6c18f1cd 2896 if (strcmp(arg, "list")) {
ba7d6e79 2897 audio_sample_fmt = av_get_sample_fmt(arg);
6c18f1cd
SS
2898 if (audio_sample_fmt == AV_SAMPLE_FMT_NONE) {
2899 av_log(NULL, AV_LOG_ERROR, "Invalid sample format '%s'\n", arg);
26513856 2900 return AVERROR(EINVAL);
6c18f1cd
SS
2901 }
2902 } else {
5d2c6f42
SS
2903 int i;
2904 char fmt_str[128];
2905 for (i = -1; i < AV_SAMPLE_FMT_NB; i++)
2906 printf("%s\n", av_get_sample_fmt_string(fmt_str, sizeof(fmt_str), i));
639e4ec8 2907 ffmpeg_exit(0);
ce1ee094 2908 }
26513856 2909 return 0;
ce1ee094
PR
2910}
2911
c48da33c 2912static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2913{
c48da33c
SS
2914 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2915 return 0;
85f07f22
FB
2916}
2917
c48da33c 2918static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2919{
c48da33c
SS
2920 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2921 return 0;
85f07f22
FB
2922}
2923
dbe94539 2924static int opt_video_channel(const char *opt, const char *arg)
a5df11ab 2925{
55ba12e3
AK
2926 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
2927 opt_default("channel", arg);
dbe94539 2928 return 0;
a5df11ab
FB
2929}
2930
26513856 2931static int opt_video_standard(const char *opt, const char *arg)
e3ee3283 2932{
55ba12e3
AK
2933 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
2934 opt_default("standard", arg);
26513856 2935 return 0;
e3ee3283
AB
2936}
2937
26513856 2938static int opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2939 int codec_type, const char *arg)
85f07f22 2940{
4a897224 2941 av_freep(pcodec_name);
1629626f 2942 if (!strcmp(arg, "copy")) {
cf7fc795 2943 *pstream_copy = 1;
85f07f22 2944 } else {
4a897224 2945 *pcodec_name = av_strdup(arg);
85f07f22 2946 }
26513856 2947 return 0;
85f07f22
FB
2948}
2949
26513856 2950static int opt_audio_codec(const char *opt, const char *arg)
cf7fc795 2951{
26513856 2952 return opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB
2953}
2954
26513856 2955static int opt_video_codec(const char *opt, const char *arg)
85f07f22 2956{
26513856 2957 return opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2958}
85f07f22 2959
26513856 2960static int opt_subtitle_codec(const char *opt, const char *arg)
cf7fc795 2961{
26513856 2962 return opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB
2963}
2964
26513856 2965static int opt_data_codec(const char *opt, const char *arg)
e3b540b4 2966{
26513856 2967 return opt_codec(&data_stream_copy, &data_codec_name, AVMEDIA_TYPE_DATA, arg);
e3b540b4
LB
2968}
2969
0d0778b0 2970static int opt_codec_tag(const char *opt, const char *arg)
27ad7d3a
BC
2971{
2972 char *tail;
d0242e74
SS
2973 uint32_t *codec_tag;
2974
2975 codec_tag = !strcmp(opt, "atag") ? &audio_codec_tag :
2976 !strcmp(opt, "vtag") ? &video_codec_tag :
2977 !strcmp(opt, "stag") ? &subtitle_codec_tag : NULL;
0d0778b0
RP
2978 if (!codec_tag)
2979 return -1;
27ad7d3a 2980
d0242e74
SS
2981 *codec_tag = strtol(arg, &tail, 0);
2982 if (!tail || *tail)
2839dc97 2983 *codec_tag = AV_RL32(arg);
0d0778b0
RP
2984
2985 return 0;
27ad7d3a
BC
2986}
2987
26513856 2988static int opt_map(const char *opt, const char *arg)
85f07f22 2989{
17c8cc55 2990 StreamMap *m;
815f98cc 2991 char *p;
85f07f22 2992
3a8e8824
AJ
2993 stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1);
2994 m = &stream_maps[nb_stream_maps-1];
85f07f22 2995
815f98cc 2996 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
2997 if (*p)
2998 p++;
a5dc85ef 2999
815f98cc 3000 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
3001 if (*p) {
3002 p++;
815f98cc 3003 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
3004 if (*p)
3005 p++;
815f98cc 3006 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
3007 } else {
3008 m->sync_file_index = m->file_index;
3009 m->sync_stream_index = m->stream_index;
3010 }
26513856 3011 return 0;
85f07f22
FB
3012}
3013
c961fb3c 3014static void parse_meta_type(char *arg, char *type, int *index, char **endptr)
1829e195
AK
3015{
3016 *endptr = arg;
3017 if (*arg == ',') {
3018 *type = *(++arg);
3019 switch (*arg) {
3020 case 'g':
3021 break;
3022 case 's':
3023 case 'c':
3024 case 'p':
3025 *index = strtol(++arg, endptr, 0);
3026 break;
3027 default:
3028 fprintf(stderr, "Invalid metadata type %c.\n", *arg);
3029 ffmpeg_exit(1);
3030 }
3031 } else
3032 *type = 'g';
3033}
3034
26513856 3035static int opt_map_metadata(const char *opt, const char *arg)
0a38bafd 3036{
17c8cc55 3037 MetadataMap *m, *m1;
815f98cc 3038 char *p;
115329f1 3039
63e856df
AK
3040 meta_data_maps = grow_array(meta_data_maps, sizeof(*meta_data_maps),
3041 &nb_meta_data_maps, nb_meta_data_maps + 1);
0a38bafd 3042
1829e195
AK
3043 m = &meta_data_maps[nb_meta_data_maps - 1][0];
3044 m->file = strtol(arg, &p, 0);
3045 parse_meta_type(p, &m->type, &m->index, &p);
0a38bafd
PB
3046 if (*p)
3047 p++;
3048
1829e195
AK
3049 m1 = &meta_data_maps[nb_meta_data_maps - 1][1];
3050 m1->file = strtol(p, &p, 0);
3051 parse_meta_type(p, &m1->type, &m1->index, &p);
d0abe80a 3052
477b1aea
AK
3053 if (m->type == 'g' || m1->type == 'g')
3054 metadata_global_autocopy = 0;
d0abe80a
AK
3055 if (m->type == 's' || m1->type == 's')
3056 metadata_streams_autocopy = 0;
3057 if (m->type == 'c' || m1->type == 'c')
3058 metadata_chapters_autocopy = 0;
26513856
SS
3059
3060 return 0;
0a38bafd
PB
3061}
3062
26513856 3063static int opt_map_meta_data(const char *opt, const char *arg)
87e4d9b2
AK
3064{
3065 fprintf(stderr, "-map_meta_data is deprecated and will be removed soon. "
3066 "Use -map_metadata instead.\n");
26513856 3067 return opt_map_metadata(opt, arg);
87e4d9b2
AK
3068}
3069
26513856 3070static int opt_map_chapters(const char *opt, const char *arg)
91e96eba 3071{
17c8cc55 3072 ChapterMap *c;