add Flash Screen Video 2 decoder
[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
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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>
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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
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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
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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 {
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82 int file_index;
83 int stream_index;
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84 int sync_file_index;
85 int sync_stream_index;
17c8cc55 86} StreamMap;
85f07f22 87
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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];
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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;
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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;
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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
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BC
229static uint8_t *audio_buf;
230static uint8_t *audio_out;
a6d1bd05 231static unsigned int allocated_audio_out_size, allocated_audio_buf_size;
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232
233static short *samples;
234
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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 {
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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 */
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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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256 AVCodec *enc;
257
85f07f22 258 /* video only */
07d0cdfc 259 int video_resample;
a4d36c11 260 AVFrame pict_tmp; /* temporary image for resampling */
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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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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
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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
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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
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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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298static int nb_output_streams_for_file[MAX_FILES] = { 0 };
299
17c8cc55 300typedef struct InputStream {
85f07f22 301 int file_index;
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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;
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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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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;
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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
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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)
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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
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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
LS
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 }
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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
AK
685 if (codec)
686 ost->opts = filter_codec_opts(codec_opts, codec->id, 1);
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
b29f97d1 694static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 695{
79fdaa4c 696 int i, err;
8035f429 697 AVFormatContext *ic = NULL;
3438d82d 698 int nopts = 0;
85f07f22 699
8035f429 700 err = avformat_open_input(&ic, filename, NULL, NULL);
79fdaa4c
FB
701 if (err < 0)
702 return err;
85f07f22 703 /* copy stream format */
85f07f22
FB
704 for(i=0;i<ic->nb_streams;i++) {
705 AVStream *st;
1cede1d0 706 OutputStream *ost;
d9521cb1 707 AVCodec *codec;
1e491e29 708
1cede1d0
AK
709 codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
710 ost = new_output_stream(s, nb_output_files, codec);
711 st = ost->st;
b67f3d65 712
f37f8d4c 713 // FIXME: a more elegant solution is needed
85f07f22 714 memcpy(st, ic->streams[i], sizeof(AVStream));
0be37367 715 st->info = NULL;
d9521cb1 716 avcodec_copy_context(st->codec, ic->streams[i]->codec);
837d248d 717
d9521cb1
RB
718 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
719 if (audio_stream_copy) {
720 st->stream_copy = 1;
721 } else
722 choose_sample_fmt(st, codec);
723 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
724 if (video_stream_copy) {
725 st->stream_copy = 1;
726 } else
727 choose_pixel_fmt(st, codec);
728 }
837d248d 729
3438d82d
BC
730 if(st->codec->flags & CODEC_FLAG_BITEXACT)
731 nopts = 1;
85f07f22
FB
732 }
733
734 av_close_input_file(ic);
735 return 0;
736}
737
b4a3389e 738static double
17c8cc55 739get_sync_ipts(const OutputStream *ost)
b4a3389e 740{
17c8cc55 741 const InputStream *ist = ost->sync_ist;
fec401f7 742 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
743}
744
748c2fca 745static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
746 int ret;
747
748c2fca
MN
748 while(bsfc){
749 AVPacket new_pkt= *pkt;
750 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
751 &new_pkt.data, &new_pkt.size,
752 pkt->data, pkt->size,
cc947f04 753 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 754 if(a>0){
748c2fca
MN
755 av_free_packet(pkt);
756 new_pkt.destruct= av_destruct_packet;
7055cdac 757 } else if(a<0){
1f8e32cd
DB
758 fprintf(stderr, "%s failed for stream %d, codec %s",
759 bsfc->filter->name, pkt->stream_index,
760 avctx->codec ? avctx->codec->name : "copy");
7055cdac 761 print_error("", a);
f2abc559 762 if (exit_on_error)
639e4ec8 763 ffmpeg_exit(1);
748c2fca
MN
764 }
765 *pkt= new_pkt;
766
767 bsfc= bsfc->next;
768 }
769
0ac07031
MN
770 ret= av_interleaved_write_frame(s, pkt);
771 if(ret < 0){
772 print_error("av_interleaved_write_frame()", ret);
639e4ec8 773 ffmpeg_exit(1);
0ac07031 774 }
748c2fca
MN
775}
776
817b23ff 777#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 778
115329f1 779static void do_audio_out(AVFormatContext *s,
17c8cc55
AK
780 OutputStream *ost,
781 InputStream *ist,
85f07f22
FB
782 unsigned char *buf, int size)
783{
0c1a9eda 784 uint8_t *buftmp;
15bfe412 785 int64_t audio_out_size, audio_buf_size;
7a086a85 786 int64_t allocated_for_size= size;
d66c7abc 787
8afab686 788 int size_out, frame_bytes, ret, resample_changed;
01f4895c 789 AVCodecContext *enc= ost->st->codec;
2886f311 790 AVCodecContext *dec= ist->st->codec;
e6c52cee
JR
791 int osize = av_get_bytes_per_sample(enc->sample_fmt);
792 int isize = av_get_bytes_per_sample(dec->sample_fmt);
15bfe412
MN
793 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
794
7a086a85
MN
795need_realloc:
796 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 797 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 798 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
79c85beb 799 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
15bfe412
MN
800 audio_buf_size*= osize*enc->channels;
801
802 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
803 if(coded_bps > 8*osize)
804 audio_out_size= audio_out_size * coded_bps / (8*osize);
805 audio_out_size += FF_MIN_BUFFER_SIZE;
806
807 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
808 fprintf(stderr, "Buffer sizes too large\n");
639e4ec8 809 ffmpeg_exit(1);
15bfe412 810 }
85f07f22 811
b8919a30
MN
812 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
813 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN
814 if (!audio_buf || !audio_out){
815 fprintf(stderr, "Out of memory in do_audio_out\n");
639e4ec8 816 ffmpeg_exit(1);
e185a2f6 817 }
d66c7abc 818
bc778a0c 819 if (enc->channels != dec->channels || enc->sample_rate != dec->sample_rate)
2886f311
820 ost->audio_resample = 1;
821
8afab686
SS
822 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
823 ost->resample_channels != dec->channels ||
824 ost->resample_sample_rate != dec->sample_rate;
825
826 if ((ost->audio_resample && !ost->resample) || resample_changed) {
827 if (resample_changed) {
828 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 829 ist->file_index, ist->st->index,
8afab686
SS
830 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
831 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
832 ost->resample_sample_fmt = dec->sample_fmt;
833 ost->resample_channels = dec->channels;
834 ost->resample_sample_rate = dec->sample_rate;
835 if (ost->resample)
836 audio_resample_close(ost->resample);
837 }
07b48f8c
SS
838 /* if audio_sync_method is >1 the resampler is needed for audio drift compensation */
839 if (audio_sync_method <= 1 &&
840 ost->resample_sample_fmt == enc->sample_fmt &&
8afab686
SS
841 ost->resample_channels == enc->channels &&
842 ost->resample_sample_rate == enc->sample_rate) {
843 ost->resample = NULL;
844 ost->audio_resample = 0;
bc778a0c 845 } else if (ost->audio_resample) {
f6715848
SS
846 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
847 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
848 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
849 enc->sample_rate, dec->sample_rate,
850 enc->sample_fmt, dec->sample_fmt,
851 16, 10, 0, 0.8);
852 if (!ost->resample) {
853 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
854 dec->channels, dec->sample_rate,
855 enc->channels, enc->sample_rate);
856 ffmpeg_exit(1);
857 }
8afab686 858 }
2886f311
859 }
860
5d6e4c16 861#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
d1e3c6fd 862 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 863 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR
864 if (ost->reformat_ctx)
865 av_audio_convert_free(ost->reformat_ctx);
866 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
867 dec->sample_fmt, 1, NULL, 0);
868 if (!ost->reformat_ctx) {
869 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
ba7d6e79
SS
870 av_get_sample_fmt_name(dec->sample_fmt),
871 av_get_sample_fmt_name(enc->sample_fmt));
639e4ec8 872 ffmpeg_exit(1);
a79db0f7
PR
873 }
874 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
875 }
876
986ebcdb 877 if(audio_sync_method){
115329f1 878 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
37f5a713
JR
879 - av_fifo_size(ost->fifo)/(enc->channels * 2);
880 double idelta= delta*dec->sample_rate / enc->sample_rate;
ff19d16b 881 int byte_delta= ((int)idelta)*2*dec->channels;
ff4905a5 882
986ebcdb
MN
883 //FIXME resample delay
884 if(fabs(delta) > 50){
d4d226a8 885 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 886 if(byte_delta < 0){
f41dd5aa 887 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
888 size += byte_delta;
889 buf -= byte_delta;
890 if(verbose > 2)
891 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
892 if(!size)
893 return;
894 ist->is_start=0;
895 }else{
896 static uint8_t *input_tmp= NULL;
897 input_tmp= av_realloc(input_tmp, byte_delta + size);
898
7a086a85
MN
899 if(byte_delta > allocated_for_size - size){
900 allocated_for_size= byte_delta + (int64_t)size;
901 goto need_realloc;
902 }
903 ist->is_start=0;
ff4905a5
MN
904
905 memset(input_tmp, 0, byte_delta);
906 memcpy(input_tmp + byte_delta, buf, size);
907 buf= input_tmp;
908 size += byte_delta;
909 if(verbose > 2)
910 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
911 }
912 }else if(audio_sync_method>1){
f66e4f5f 913 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
b926b628 914 av_assert0(ost->audio_resample);
ff4905a5
MN
915 if(verbose > 2)
916 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 917// 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
918 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
919 }
115329f1 920 }
986ebcdb 921 }else
b4a3389e 922 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
37f5a713 923 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
85f07f22
FB
924
925 if (ost->audio_resample) {
926 buftmp = audio_buf;
115329f1 927 size_out = audio_resample(ost->resample,
85f07f22 928 (short *)buftmp, (short *)buf,
37f5a713 929 size / (dec->channels * isize));
287ba997 930 size_out = size_out * enc->channels * osize;
85f07f22
FB
931 } else {
932 buftmp = buf;
933 size_out = size;
934 }
935
d1e3c6fd 936 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 937 const void *ibuf[6]= {buftmp};
80f47250 938 void *obuf[6]= {audio_buf};
287ba997
PR
939 int istride[6]= {isize};
940 int ostride[6]= {osize};
a79db0f7
PR
941 int len= size_out/istride[0];
942 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
943 printf("av_audio_convert() failed\n");
f2abc559 944 if (exit_on_error)
639e4ec8 945 ffmpeg_exit(1);
a79db0f7
PR
946 return;
947 }
80f47250 948 buftmp = audio_buf;
287ba997 949 size_out = len*osize;
a79db0f7
PR
950 }
951
85f07f22 952 /* now encode as many frames as possible */
a0663ba4 953 if (enc->frame_size > 1) {
85f07f22 954 /* output resampled raw samples */
41dd680d 955 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5 956 fprintf(stderr, "av_fifo_realloc2() failed\n");
639e4ec8 957 ffmpeg_exit(1);
745b39d5 958 }
41dd680d 959 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 960
287ba997 961 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 962
41dd680d 963 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN
964 AVPacket pkt;
965 av_init_packet(&pkt);
966
3898eed8 967 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 968
5bc440e7
MN
969 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
970
115329f1 971 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 972 (short *)audio_buf);
528271ff
MN
973 if (ret < 0) {
974 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 975 ffmpeg_exit(1);
528271ff 976 }
1008ceb3 977 audio_size += ret;
e928649b
MN
978 pkt.stream_index= ost->index;
979 pkt.data= audio_out;
980 pkt.size= ret;
e7902f20 981 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 982 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 983 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 984 write_frame(s, &pkt, enc, ost->bitstream_filters);
115329f1 985
986ebcdb 986 ost->sync_opts += enc->frame_size;
85f07f22
FB
987 }
988 } else {
e928649b
MN
989 AVPacket pkt;
990 av_init_packet(&pkt);
986ebcdb 991
287ba997 992 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 993
a0663ba4 994 /* output a pcm frame */
287ba997
PR
995 /* determine the size of the coded buffer */
996 size_out /= osize;
997 if (coded_bps)
060b8592 998 size_out = size_out*coded_bps/8;
287ba997 999
5ee05a62
MN
1000 if(size_out > audio_out_size){
1001 fprintf(stderr, "Internal error, buffer size too small\n");
639e4ec8 1002 ffmpeg_exit(1);
5ee05a62
MN
1003 }
1004
5bc440e7 1005 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 1006 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 1007 (short *)buftmp);
528271ff
MN
1008 if (ret < 0) {
1009 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 1010 ffmpeg_exit(1);
528271ff 1011 }
1008ceb3 1012 audio_size += ret;
e928649b
MN
1013 pkt.stream_index= ost->index;
1014 pkt.data= audio_out;
1015 pkt.size= ret;
e7902f20 1016 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1017 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 1018 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1019 write_frame(s, &pkt, enc, ost->bitstream_filters);
85f07f22
FB
1020 }
1021}
1022
17c8cc55 1023static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
10d104e4
PG
1024{
1025 AVCodecContext *dec;
1026 AVPicture *picture2;
1027 AVPicture picture_tmp;
0c1a9eda 1028 uint8_t *buf = 0;
10d104e4 1029
01f4895c 1030 dec = ist->st->codec;
10d104e4
PG
1031
1032 /* deinterlace : must be done before any resize */
fdf11906 1033 if (do_deinterlace) {
10d104e4
PG
1034 int size;
1035
1036 /* create temporary picture */
1037 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1038 buf = av_malloc(size);
1039 if (!buf)
1040 return;
115329f1 1041
10d104e4
PG
1042 picture2 = &picture_tmp;
1043 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1044
9e1cc598
RP
1045 if(avpicture_deinterlace(picture2, picture,
1046 dec->pix_fmt, dec->width, dec->height) < 0) {
1047 /* if error, do not deinterlace */
1048 fprintf(stderr, "Deinterlacing failed\n");
1049 av_free(buf);
1050 buf = NULL;
1051 picture2 = picture;
1052 }
10d104e4
PG
1053 } else {
1054 picture2 = picture;
1055 }
1056
10d104e4
PG
1057 if (picture != picture2)
1058 *picture = *picture2;
1059 *bufp = buf;
1060}
1061
ec5517d5
FB
1062/* we begin to correct av delay at this threshold */
1063#define AV_DELAY_MAX 0.100
85f07f22 1064
115329f1 1065static void do_subtitle_out(AVFormatContext *s,
17c8cc55
AK
1066 OutputStream *ost,
1067 InputStream *ist,
cf7fc795
FB
1068 AVSubtitle *sub,
1069 int64_t pts)
1070{
1071 static uint8_t *subtitle_out = NULL;
7f4fca03 1072 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB
1073 int subtitle_out_size, nb, i;
1074 AVCodecContext *enc;
1075 AVPacket pkt;
1076
1077 if (pts == AV_NOPTS_VALUE) {
1078 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559 1079 if (exit_on_error)
639e4ec8 1080 ffmpeg_exit(1);
cf7fc795
FB
1081 return;
1082 }
1083
01f4895c 1084 enc = ost->st->codec;
cf7fc795
FB
1085
1086 if (!subtitle_out) {
1087 subtitle_out = av_malloc(subtitle_out_max_size);
1088 }
1089
1090 /* Note: DVB subtitle need one packet to draw them and one other
1091 packet to clear them */
1092 /* XXX: signal it in the codec context ? */
1093 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1094 nb = 2;
1095 else
1096 nb = 1;
1097
1098 for(i = 0; i < nb; i++) {
4bbe788a 1099 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD
1100 // start_display_time is required to be 0
1101 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1102 sub->end_display_time -= sub->start_display_time;
1103 sub->start_display_time = 0;
115329f1 1104 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1105 subtitle_out_max_size, sub);
266649a5
RD
1106 if (subtitle_out_size < 0) {
1107 fprintf(stderr, "Subtitle encoding failed\n");
639e4ec8 1108 ffmpeg_exit(1);
266649a5 1109 }
115329f1 1110
cf7fc795
FB
1111 av_init_packet(&pkt);
1112 pkt.stream_index = ost->index;
1113 pkt.data = subtitle_out;
1114 pkt.size = subtitle_out_size;
8b03c014 1115 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB
1116 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1117 /* XXX: the pts correction is handled here. Maybe handling
1118 it in the codec would be better */
1119 if (i == 0)
1120 pkt.pts += 90 * sub->start_display_time;
1121 else
1122 pkt.pts += 90 * sub->end_display_time;
1123 }
0b6d358a 1124 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
cf7fc795
FB
1125 }
1126}
1127
8a6cb114 1128static int bit_buffer_size= 1024*256;
27537106 1129static uint8_t *bit_buffer= NULL;
1ff93ffc 1130
115329f1 1131static void do_video_out(AVFormatContext *s,
17c8cc55
AK
1132 OutputStream *ost,
1133 InputStream *ist,
7a0f9d7e 1134 AVFrame *in_picture,
5e8d2e33 1135 int *frame_size, float quality)
85f07f22 1136{
9aa797cd 1137 int nb_frames, i, ret, resample_changed;
e65ab9d9 1138 AVFrame *final_picture, *formatted_picture;
cfcf0ffd 1139 AVCodecContext *enc, *dec;
47b229db 1140 double sync_ipts;
115329f1 1141
01f4895c
MN
1142 enc = ost->st->codec;
1143 dec = ist->st->codec;
85f07f22 1144
47b229db
AS
1145 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1146
ec5517d5
FB
1147 /* by default, we output a single frame */
1148 nb_frames = 1;
1149
204c0f48
PG
1150 *frame_size = 0;
1151
9ff261a2 1152 if(video_sync_method){
d55065a2 1153 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN
1154 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1155 if (vdelta < -1.1)
1156 nb_frames = 0;
e6fdc2b1
MN
1157 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1158 if(vdelta<=-0.6){
1159 nb_frames=0;
1160 }else if(vdelta>0.6)
7f48bfa1 1161 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1162 }else if (vdelta > 1.1)
70122f29 1163 nb_frames = lrintf(vdelta);
fc6765d7 1164//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
1165 if (nb_frames == 0){
1166 ++nb_frames_drop;
1167 if (verbose>2)
1168 fprintf(stderr, "*** drop!\n");
8300609b 1169 }else if (nb_frames > 1) {
ed30e518 1170 nb_frames_dup += nb_frames - 1;
50c3dd32 1171 if (verbose>2)
8300609b 1172 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
1173 }
1174 }else
47b229db 1175 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1176
72415b2a 1177 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1178 if (nb_frames <= 0)
85f07f22 1179 return;
ce7c56c2 1180
46847a33 1181 formatted_picture = in_picture;
07d0cdfc 1182 final_picture = formatted_picture;
07d0cdfc 1183
9aa797cd
SS
1184 resample_changed = ost->resample_width != dec->width ||
1185 ost->resample_height != dec->height ||
1186 ost->resample_pix_fmt != dec->pix_fmt;
1187
1188 if (resample_changed) {
2ecc5b70
SS
1189 av_log(NULL, AV_LOG_INFO,
1190 "Input stream #%d.%d frame changed from size:%dx%d fmt:%s to size:%dx%d fmt:%s\n",
d2bc4da1 1191 ist->file_index, ist->st->index,
94bed8e5
SS
1192 ost->resample_width, ost->resample_height, av_get_pix_fmt_name(ost->resample_pix_fmt),
1193 dec->width , dec->height , av_get_pix_fmt_name(dec->pix_fmt));
b83ccbff 1194 if(!ost->video_resample)
639e4ec8 1195 ffmpeg_exit(1);
b83ccbff
MN
1196 }
1197
46847a33 1198#if !CONFIG_AVFILTER
85f07f22 1199 if (ost->video_resample) {
34b10a57 1200 final_picture = &ost->pict_tmp;
9aa797cd 1201 if (resample_changed) {
352666c1
EB
1202 /* initialize a new scaler context */
1203 sws_freeContext(ost->img_resample_ctx);
352666c1 1204 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS
1205 ist->st->codec->width,
1206 ist->st->codec->height,
352666c1 1207 ist->st->codec->pix_fmt,
0c22311b
MN
1208 ost->st->codec->width,
1209 ost->st->codec->height,
352666c1 1210 ost->st->codec->pix_fmt,
1435f2fa 1211 ost->sws_flags, NULL, NULL, NULL);
352666c1
EB
1212 if (ost->img_resample_ctx == NULL) {
1213 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 1214 ffmpeg_exit(1);
352666c1
EB
1215 }
1216 }
18a54b04 1217 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
e65ab9d9 1218 0, ost->resample_height, final_picture->data, final_picture->linesize);
f122deb4 1219 }
46847a33 1220#endif
07d0cdfc 1221
85f07f22 1222 /* duplicates frame if needed */
ec5517d5 1223 for(i=0;i<nb_frames;i++) {
e928649b
MN
1224 AVPacket pkt;
1225 av_init_packet(&pkt);
1226 pkt.stream_index= ost->index;
1227
e8750b00
FR
1228 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1229 /* raw pictures are written as AVPicture structure to
1230 avoid any copies. We support temorarily the older
1231 method. */
2744ca9a 1232 AVFrame* old_frame = enc->coded_frame;
bb270c08 1233 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
1234 pkt.data= (uint8_t *)final_picture;
1235 pkt.size= sizeof(AVPicture);
b4dba580 1236 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1237 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1238
0b6d358a 1239 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
bb270c08 1240 enc->coded_frame = old_frame;
e8750b00 1241 } else {
492cd3a9 1242 AVFrame big_picture;
a4d36c11
MN
1243
1244 big_picture= *final_picture;
7a0f9d7e
FB
1245 /* better than nothing: use input picture interlaced
1246 settings */
1247 big_picture.interlaced_frame = in_picture->interlaced_frame;
648e55ff 1248 if (ost->st->codec->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)) {
bb198e19
MN
1249 if(top_field_first == -1)
1250 big_picture.top_field_first = in_picture->top_field_first;
1251 else
2a8edc5d 1252 big_picture.top_field_first = top_field_first;
bb198e19 1253 }
7a0f9d7e 1254
85f07f22
FB
1255 /* handles sameq here. This is not correct because it may
1256 not be a global option */
5e8d2e33 1257 big_picture.quality = quality;
f4f3223f
MN
1258 if(!me_threshold)
1259 big_picture.pict_type = 0;
50c3dd32 1260// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
1261 big_picture.pts= ost->sync_opts;
1262// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1263//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
4ad08021
NG
1264 if (ost->forced_kf_index < ost->forced_kf_count &&
1265 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
975a1447 1266 big_picture.pict_type = AV_PICTURE_TYPE_I;
4ad08021
NG
1267 ost->forced_kf_index++;
1268 }
115329f1 1269 ret = avcodec_encode_video(enc,
8a6cb114 1270 bit_buffer, bit_buffer_size,
1e491e29 1271 &big_picture);
95af5e1c 1272 if (ret < 0) {
4156a436 1273 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1274 ffmpeg_exit(1);
4156a436 1275 }
54e28a85 1276
4bbc6260 1277 if(ret>0){
27537106 1278 pkt.data= bit_buffer;
e928649b 1279 pkt.size= ret;
e6b4e4ff 1280 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1281 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1282/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
1283 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1284 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1285
e6b4e4ff 1286 if(enc->coded_frame->key_frame)
cc947f04 1287 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1288 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
e928649b 1289 *frame_size = ret;
44eb047a 1290 video_size += ret;
54e28a85
BC
1291 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1292 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN
1293 /* if two pass, output log */
1294 if (ost->logfile && enc->stats_out) {
1295 fprintf(ost->logfile, "%s", enc->stats_out);
1296 }
5abdb4b1 1297 }
85f07f22 1298 }
50c3dd32 1299 ost->sync_opts++;
ec5517d5 1300 ost->frame_number++;
85f07f22
FB
1301 }
1302}
1303
140cb663 1304static double psnr(double d){
b29f97d1 1305 return -10.0*log(d)/log(10.0);
140cb663
MN
1306}
1307
17c8cc55 1308static void do_video_stats(AVFormatContext *os, OutputStream *ost,
ec5517d5 1309 int frame_size)
ce7c56c2 1310{
ce7c56c2
J
1311 AVCodecContext *enc;
1312 int frame_number;
ce7c56c2 1313 double ti1, bitrate, avg_bitrate;
115329f1 1314
b60d1379 1315 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
1316 if (!vstats_file) {
1317 vstats_file = fopen(vstats_filename, "w");
1318 if (!vstats_file) {
4bd0c2b1 1319 perror("fopen");
639e4ec8 1320 ffmpeg_exit(1);
4bd0c2b1
BF
1321 }
1322 }
1323
01f4895c 1324 enc = ost->st->codec;
72415b2a 1325 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1326 frame_number = ost->frame_number;
032aa7df 1327 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1328 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1329 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1330
032aa7df 1331 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1332 /* compute pts value */
c0df9d75 1333 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1334 if (ti1 < 0.01)
1335 ti1 = 0.01;
115329f1 1336
c0df9d75 1337 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1338 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1339 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1340 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
6209669d 1341 fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
ce7c56c2 1342 }
ec5517d5
FB
1343}
1344
b29f97d1 1345static void print_report(AVFormatContext **output_files,
17c8cc55 1346 OutputStream **ost_table, int nb_ostreams,
bb270c08 1347 int is_last_report)
ec5517d5
FB
1348{
1349 char buf[1024];
17c8cc55 1350 OutputStream *ost;
b5ee9c23 1351 AVFormatContext *oc;
0c1a9eda 1352 int64_t total_size;
ec5517d5
FB
1353 AVCodecContext *enc;
1354 int frame_number, vid, i;
1355 double bitrate, ti1, pts;
0c1a9eda 1356 static int64_t last_time = -1;
0888fd22 1357 static int qp_histogram[52];
115329f1 1358
ec5517d5 1359 if (!is_last_report) {
0c1a9eda 1360 int64_t cur_time;
ec5517d5
FB
1361 /* display the report every 0.5 seconds */
1362 cur_time = av_gettime();
1363 if (last_time == -1) {
1364 last_time = cur_time;
1365 return;
115329f1 1366 }
ec5517d5
FB
1367 if ((cur_time - last_time) < 500000)
1368 return;
1369 last_time = cur_time;
1370 }
1371
ce7c56c2 1372
ec5517d5
FB
1373 oc = output_files[0];
1374
76aa876e
AK
1375 total_size = avio_size(oc->pb);
1376 if(total_size<0) // FIXME improve avio_size() so it works with non seekable output too
a2704c97 1377 total_size= avio_tell(oc->pb);
115329f1 1378
ec5517d5
FB
1379 buf[0] = '\0';
1380 ti1 = 1e10;
1381 vid = 0;
1382 for(i=0;i<nb_ostreams;i++) {
5da116a3 1383 float q = -1;
ec5517d5 1384 ost = ost_table[i];
01f4895c 1385 enc = ost->st->codec;
5da116a3
MN
1386 if (!ost->st->stream_copy && enc->coded_frame)
1387 q = enc->coded_frame->quality/(float)FF_QP2LAMBDA;
72415b2a 1388 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
5da116a3 1389 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ", q);
10d104e4 1390 }
72415b2a 1391 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW
1392 float t = (av_gettime()-timer_start) / 1000000.0;
1393
ec5517d5 1394 frame_number = ost->frame_number;
7fc98937 1395 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
5da116a3 1396 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0, q);
890972be 1397 if(is_last_report)
0ecca7a4 1398 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1399 if(qp_hist){
0888fd22 1400 int j;
5da116a3 1401 int qp = lrintf(q);
37d3e066 1402 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN
1403 qp_histogram[qp]++;
1404 for(j=0; j<32; j++)
1405 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1406 }
890972be
MN
1407 if (enc->flags&CODEC_FLAG_PSNR){
1408 int j;
1409 double error, error_sum=0;
1410 double scale, scale_sum=0;
1411 char type[3]= {'Y','U','V'};
0ecca7a4 1412 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1413 for(j=0; j<3; j++){
1414 if(is_last_report){
1415 error= enc->error[j];
1416 scale= enc->width*enc->height*255.0*255.0*frame_number;
1417 }else{
1418 error= enc->coded_frame->error[j];
1419 scale= enc->width*enc->height*255.0*255.0;
1420 }
1421 if(j) scale/=4;
1422 error_sum += error;
1423 scale_sum += scale;
0ecca7a4 1424 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1425 }
0ecca7a4 1426 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1427 }
ec5517d5
FB
1428 vid = 1;
1429 }
1430 /* compute min output value */
43924f01 1431 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1432 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1433 ti1 = pts;
1434 }
1435 if (ti1 < 0.01)
1436 ti1 = 0.01;
115329f1 1437
d1991f51 1438 if (verbose > 0 || is_last_report) {
f068206e 1439 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1440
1441 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1442 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1443 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1444
0f649d66 1445 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB
1446 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1447 nb_frames_dup, nb_frames_drop);
115329f1 1448
d8019eb5
AD
1449 if (verbose >= 0)
1450 fprintf(stderr, "%s \r", buf);
1451
ec5517d5
FB
1452 fflush(stderr);
1453 }
115329f1 1454
1008ceb3
MN
1455 if (is_last_report && verbose >= 0){
1456 int64_t raw= audio_size + video_size + extra_size;
f068206e 1457 fprintf(stderr, "\n");
1008ceb3
MN
1458 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1459 video_size/1024.0,
1460 audio_size/1024.0,
1461 extra_size/1024.0,
1462 100.0*(total_size - raw)/raw
1463 );
1464 }
ce7c56c2
J
1465}
1466
14cf0fd2
AC
1467static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_t size)
1468{
1469 int fill_char = 0x00;
1470 if (sample_fmt == AV_SAMPLE_FMT_U8)
1471 fill_char = 0x80;
1472 memset(buf, fill_char, size);
1473}
1474
a700a6ae 1475/* pkt = NULL means EOF (needed to flush decoder buffers) */
17c8cc55
AK
1476static int output_packet(InputStream *ist, int ist_index,
1477 OutputStream **ost_table, int nb_ostreams,
4b85a28f 1478 const AVPacket *pkt)
a700a6ae
FB
1479{
1480 AVFormatContext *os;
17c8cc55 1481 OutputStream *ost;
ede0e475 1482 int ret, i;
cb48fdf6 1483 int got_output;
a700a6ae 1484 AVFrame picture;
3fd62c6e 1485 void *buffer_to_free = NULL;
f038fe8b 1486 static unsigned int samples_size= 0;
cf7fc795 1487 AVSubtitle subtitle, *subtitle_to_free;
0ff4f0c0 1488 int64_t pkt_pts = AV_NOPTS_VALUE;
46847a33 1489#if CONFIG_AVFILTER
d21f58b5 1490 int frame_available;
46847a33 1491#endif
5e8d2e33 1492 float quality;
46847a33 1493
ede0e475 1494 AVPacket avpkt;
e6c52cee 1495 int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
ede0e475 1496
ed923859
MN
1497 if(ist->next_pts == AV_NOPTS_VALUE)
1498 ist->next_pts= ist->pts;
1499
a700a6ae
FB
1500 if (pkt == NULL) {
1501 /* EOF handling */
031e14ea 1502 av_init_packet(&avpkt);
ede0e475
TB
1503 avpkt.data = NULL;
1504 avpkt.size = 0;
a700a6ae 1505 goto handle_eof;
031e14ea
TB
1506 } else {
1507 avpkt = *pkt;
a700a6ae
FB
1508 }
1509
b1b818fc
MN
1510 if(pkt->dts != AV_NOPTS_VALUE)
1511 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
0ff4f0c0
AS
1512 if(pkt->pts != AV_NOPTS_VALUE)
1513 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
b1b818fc 1514
bd6754aa 1515 //while we have more to decode or while the decoder did output something on EOF
cb48fdf6 1516 while (avpkt.size > 0 || (!pkt && got_output)) {
036c1382
MN
1517 uint8_t *data_buf, *decoded_data_buf;
1518 int data_size, decoded_data_size;
a700a6ae 1519 handle_eof:
b1b818fc 1520 ist->pts= ist->next_pts;
19d5da50 1521
d859bb1d 1522 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1523 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1524 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN
1525 ist->showed_multi_packet_warning=1;
1526 }
40cb57a2 1527
a700a6ae 1528 /* decode the packet if needed */
036c1382
MN
1529 decoded_data_buf = NULL; /* fail safe */
1530 decoded_data_size= 0;
1531 data_buf = avpkt.data;
1532 data_size = avpkt.size;
cf7fc795 1533 subtitle_to_free = NULL;
a700a6ae 1534 if (ist->decoding_needed) {
01f4895c 1535 switch(ist->st->codec->codec_type) {
72415b2a 1536 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM
1537 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1538 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1539 av_free(samples);
1540 samples= av_malloc(samples_size);
1541 }
036c1382 1542 decoded_data_size= samples_size;
a700a6ae
FB
1543 /* XXX: could avoid copy if PCM 16 bits with same
1544 endianness as CPU */
036c1382 1545 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1546 &avpkt);
a700a6ae 1547 if (ret < 0)
71a1d111 1548 return ret;
ede0e475
TB
1549 avpkt.data += ret;
1550 avpkt.size -= ret;
036c1382 1551 data_size = ret;
cb48fdf6 1552 got_output = decoded_data_size > 0;
a700a6ae 1553 /* Some bug in mpeg audio decoder gives */
036c1382 1554 /* decoded_data_size < 0, it seems they are overflows */
cb48fdf6 1555 if (!got_output) {
a700a6ae
FB
1556 /* no audio frame */
1557 continue;
1558 }
036c1382
MN
1559 decoded_data_buf = (uint8_t *)samples;
1560 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1561 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1562 break;}
72415b2a 1563 case AVMEDIA_TYPE_VIDEO:
036c1382 1564 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1565 /* XXX: allocate picture correctly */
9740beff 1566 avcodec_get_frame_defaults(&picture);
6b474953
AS
1567 avpkt.pts = pkt_pts;
1568 avpkt.dts = ist->pts;
0ff4f0c0 1569 pkt_pts = AV_NOPTS_VALUE;
9740beff 1570
ede0e475 1571 ret = avcodec_decode_video2(ist->st->codec,
cb48fdf6 1572 &picture, &got_output, &avpkt);
5e8d2e33 1573 quality = same_quality ? picture.quality : 0;
115329f1 1574 if (ret < 0)
71a1d111 1575 return ret;
cb48fdf6 1576 if (!got_output) {
a700a6ae
FB
1577 /* no picture yet */
1578 goto discard_packet;
1579 }
6b474953 1580 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.pkt_pts, picture.pkt_dts);
01f4895c 1581 if (ist->st->codec->time_base.num != 0) {
3797c74b 1582 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1583 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1584 ist->st->codec->time_base.num * ticks) /
01f4895c 1585 ist->st->codec->time_base.den;
a700a6ae 1586 }
ede0e475 1587 avpkt.size = 0;
3fd62c6e
SS
1588 buffer_to_free = NULL;
1589 pre_process_video_frame(ist, (AVPicture *)&picture, &buffer_to_free);
a700a6ae 1590 break;
72415b2a 1591 case AVMEDIA_TYPE_SUBTITLE:
ede0e475 1592 ret = avcodec_decode_subtitle2(ist->st->codec,
cb48fdf6 1593 &subtitle, &got_output, &avpkt);
cf7fc795 1594 if (ret < 0)
71a1d111 1595 return ret;
cb48fdf6 1596 if (!got_output) {
cf7fc795 1597 goto discard_packet;
a700a6ae 1598 }
cf7fc795 1599 subtitle_to_free = &subtitle;
ede0e475 1600 avpkt.size = 0;
cf7fc795
FB
1601 break;
1602 default:
71a1d111 1603 return -1;
cf7fc795
FB
1604 }
1605 } else {
bde0705c 1606 switch(ist->st->codec->codec_type) {
72415b2a 1607 case AVMEDIA_TYPE_AUDIO:
bde0705c 1608 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1609 ist->st->codec->sample_rate;
bde0705c 1610 break;
72415b2a 1611 case AVMEDIA_TYPE_VIDEO:
bde0705c 1612 if (ist->st->codec->time_base.num != 0) {
3797c74b 1613 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1614 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1615 ist->st->codec->time_base.num * ticks) /
bde0705c 1616 ist->st->codec->time_base.den;
2fef0bdf 1617 }
bde0705c 1618 break;
a700a6ae 1619 }
ede0e475
TB
1620 ret = avpkt.size;
1621 avpkt.size = 0;
bde0705c 1622 }
a700a6ae 1623
46847a33 1624#if CONFIG_AVFILTER
9d5fa618
MN
1625 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
1626 for (i = 0; i < nb_ostreams; i++) {
1627 ost = ost_table[i];
1628 if (ost->input_video_filter && ost->source_index == ist_index) {
1629 AVRational sar;
1630 if (ist->st->sample_aspect_ratio.num)
1631 sar = ist->st->sample_aspect_ratio;
1632 else
1633 sar = ist->st->codec->sample_aspect_ratio;
1634 // add it to be filtered
1635 av_vsrc_buffer_add_frame(ost->input_video_filter, &picture,
1636 ist->pts,
1637 sar);
1638 }
1639 }
46847a33
MN
1640 }
1641#endif
1642
bde0705c 1643 // preprocess audio (volume)
72415b2a 1644 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW
1645 if (audio_volume != 256) {
1646 short *volp;
1647 volp = samples;
036c1382 1648 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW
1649 int v = ((*volp) * audio_volume + 128) >> 8;
1650 if (v < -32768) v = -32768;
1651 if (v > 32767) v = 32767;
1652 *volp++ = v;
7e987c33
C
1653 }
1654 }
bde0705c 1655 }
7e987c33 1656
bde0705c 1657 /* frame rate emulation */
3a25ca18 1658 if (rate_emu) {
cb103a19 1659 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW
1660 int64_t now = av_gettime() - ist->start;
1661 if (pts > now)
1662 usleep(pts - now);
bde0705c 1663 }
bde0705c
LW
1664 /* if output time reached then transcode raw format,
1665 encode packets and output them */
1666 if (start_time == 0 || ist->pts >= start_time)
1667 for(i=0;i<nb_ostreams;i++) {
1668 int frame_size;
a700a6ae 1669
bde0705c
LW
1670 ost = ost_table[i];
1671 if (ost->source_index == ist_index) {
9d5fa618
MN
1672#if CONFIG_AVFILTER
1673 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
1674 !ost->output_video_filter || avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1675 while (frame_available) {
1676 AVRational ist_pts_tb;
1677 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ost->output_video_filter)
1678 get_filtered_video_frame(ost->output_video_filter, &picture, &ost->picref, &ist_pts_tb);
1679 if (ost->picref)
1680 ist->pts = av_rescale_q(ost->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
1681#endif
bde0705c 1682 os = output_files[ost->file_index];
a700a6ae 1683
bde0705c 1684 /* set the input output pts pairs */
27e91f37 1685 //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
bde0705c
LW
1686
1687 if (ost->encoding_needed) {
b926b628 1688 av_assert0(ist->decoding_needed);
bde0705c 1689 switch(ost->st->codec->codec_type) {
72415b2a 1690 case AVMEDIA_TYPE_AUDIO:
036c1382 1691 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1692 break;
72415b2a 1693 case AVMEDIA_TYPE_VIDEO:
46847a33 1694#if CONFIG_AVFILTER
901ff511 1695 if (ost->picref->video && !ost->frame_aspect_ratio)
9d5fa618 1696 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
46847a33 1697#endif
5e8d2e33
AK
1698 do_video_out(os, ost, ist, &picture, &frame_size,
1699 same_quality ? quality : ost->st->codec->global_quality);
b60d1379 1700 if (vstats_filename && frame_size)
bde0705c
LW
1701 do_video_stats(os, ost, frame_size);
1702 break;
72415b2a 1703 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW
1704 do_subtitle_out(os, ost, ist, &subtitle,
1705 pkt->pts);
1706 break;
1707 default:
0f4e8165 1708 abort();
bde0705c
LW
1709 }
1710 } else {
1711 AVFrame avframe; //FIXME/XXX remove this
1712 AVPacket opkt;
cdf38a17
MN
1713 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1714
bde0705c
LW
1715 av_init_packet(&opkt);
1716
cc947f04 1717 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
9d5fa618 1718#if !CONFIG_AVFILTER
7cacf1e8 1719 continue;
9d5fa618
MN
1720#else
1721 goto cont;
1722#endif
7cacf1e8 1723
bde0705c
LW
1724 /* no reencoding needed : output the packet directly */
1725 /* force the input stream PTS */
1726
1727 avcodec_get_frame_defaults(&avframe);
1728 ost->st->codec->coded_frame= &avframe;
cc947f04 1729 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1730
72415b2a 1731 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1732 audio_size += data_size;
72415b2a 1733 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1734 video_size += data_size;
1735 ost->sync_opts++;
1736 }
1737
1738 opkt.stream_index= ost->index;
1739 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1740 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW
1741 else
1742 opkt.pts= AV_NOPTS_VALUE;
1743
d2ce2f5e 1744 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1745 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC
1746 else
1747 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1748 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1749
a03d59b7 1750 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1751 opkt.flags= pkt->flags;
1752
1753 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN
1754 if( ost->st->codec->codec_id != CODEC_ID_H264
1755 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1756 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1757 ) {
cc947f04 1758 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 1759 opkt.destruct= av_destruct_packet;
d310d56a
BC
1760 } else {
1761 opkt.data = data_buf;
1762 opkt.size = data_size;
1763 }
bde0705c 1764
0b6d358a 1765 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
bde0705c
LW
1766 ost->st->codec->frame_number++;
1767 ost->frame_number++;
1768 av_free_packet(&opkt);
a700a6ae 1769 }
9d5fa618
MN
1770#if CONFIG_AVFILTER
1771 cont:
1772 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1773 ost->output_video_filter && avfilter_poll_frame(ost->output_video_filter->inputs[0]);
1774 if (ost->picref)
1775 avfilter_unref_buffer(ost->picref);
1776 }
1777#endif
a700a6ae 1778 }
bde0705c 1779 }
46847a33 1780
bde0705c
LW
1781 av_free(buffer_to_free);
1782 /* XXX: allocate the subtitles in the codec ? */
1783 if (subtitle_to_free) {
1d6233d3 1784 avsubtitle_free(subtitle_to_free);
bde0705c 1785 subtitle_to_free = NULL;
a700a6ae 1786 }
bde0705c 1787 }
a700a6ae 1788 discard_packet:
6f824977
MN
1789 if (pkt == NULL) {
1790 /* EOF handling */
115329f1 1791
6f824977
MN
1792 for(i=0;i<nb_ostreams;i++) {
1793 ost = ost_table[i];
1794 if (ost->source_index == ist_index) {
01f4895c 1795 AVCodecContext *enc= ost->st->codec;
6f824977 1796 os = output_files[ost->file_index];
115329f1 1797
72415b2a 1798 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1799 continue;
72415b2a 1800 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1801 continue;
1802
1803 if (ost->encoding_needed) {
1804 for(;;) {
1805 AVPacket pkt;
cef7cc72 1806 int fifo_bytes;
6f824977
MN
1807 av_init_packet(&pkt);
1808 pkt.stream_index= ost->index;
115329f1 1809
01f4895c 1810 switch(ost->st->codec->codec_type) {
72415b2a 1811 case AVMEDIA_TYPE_AUDIO:
41dd680d 1812 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR
1813 ret = 0;
1814 /* encode any samples remaining in fifo */
b10d7e4e 1815 if (fifo_bytes > 0) {
f6d6783a 1816 int osize = av_get_bytes_per_sample(enc->sample_fmt);
cef7cc72 1817 int fs_tmp = enc->frame_size;
b10d7e4e 1818
79c85beb 1819 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
b10d7e4e
BC
1820 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1821 enc->frame_size = fifo_bytes / (osize * enc->channels);
1822 } else { /* pad */
1823 int frame_bytes = enc->frame_size*osize*enc->channels;
79c85beb 1824 if (allocated_audio_buf_size < frame_bytes)
639e4ec8 1825 ffmpeg_exit(1);
14cf0fd2 1826 generate_silence(audio_buf+fifo_bytes, enc->sample_fmt, frame_bytes - fifo_bytes);
b10d7e4e
BC
1827 }
1828
79c85beb 1829 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
7c8689ef
BC
1830 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1831 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1832 enc->frame_size = fs_tmp;
9e0db7d5
MN
1833 }
1834 if(ret <= 0) {
cef7cc72
JR
1835 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1836 }
528271ff
MN
1837 if (ret < 0) {
1838 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 1839 ffmpeg_exit(1);
528271ff 1840 }
6f824977 1841 audio_size += ret;
cc947f04 1842 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1843 break;
72415b2a 1844 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1845 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN
1846 if (ret < 0) {
1847 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1848 ffmpeg_exit(1);
528271ff 1849 }
6f824977
MN
1850 video_size += ret;
1851 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1852 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN
1853 if (ost->logfile && enc->stats_out) {
1854 fprintf(ost->logfile, "%s", enc->stats_out);
1855 }
1856 break;
1857 default:
1858 ret=-1;
1859 }
115329f1 1860
6f824977
MN
1861 if(ret<=0)
1862 break;
27537106 1863 pkt.data= bit_buffer;
6f824977 1864 pkt.size= ret;
e7902f20 1865 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1866 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
0b6d358a 1867 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
6f824977
MN
1868 }
1869 }
1870 }
1871 }
1872 }
115329f1 1873
a700a6ae 1874 return 0;
a700a6ae
FB
1875}
1876
6d1ba1ac
LA
1877static void print_sdp(AVFormatContext **avc, int n)
1878{
1879 char sdp[2048];
1880
c3675dfe 1881 av_sdp_create(avc, n, sdp, sizeof(sdp));
6d1ba1ac 1882 printf("SDP:\n%s\n", sdp);
536cd1db 1883 fflush(stdout);
6d1ba1ac 1884}
a700a6ae 1885
7a39f142
AK
1886static int copy_chapters(int infile, int outfile)
1887{
07633154 1888 AVFormatContext *is = input_files[infile].ctx;
7a39f142
AK
1889 AVFormatContext *os = output_files[outfile];
1890 int i;
1891
1892 for (i = 0; i < is->nb_chapters; i++) {
1893 AVChapter *in_ch = is->chapters[i], *out_ch;
27e91f37 1894 int64_t ts_off = av_rescale_q(start_time - input_files[infile].ts_offset,
7a39f142
AK
1895 AV_TIME_BASE_Q, in_ch->time_base);
1896 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1897 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1898
1899
1900 if (in_ch->end < ts_off)
1901 continue;
1902 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1903 break;
1904
1905 out_ch = av_mallocz(sizeof(AVChapter));
1906 if (!out_ch)
1907 return AVERROR(ENOMEM);
1908
1909 out_ch->id = in_ch->id;
1910 out_ch->time_base = in_ch->time_base;
1911 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1912 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1913
d0abe80a 1914 if (metadata_chapters_autocopy)
d2d67e42 1915 av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
7a39f142
AK
1916
1917 os->nb_chapters++;
1918 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1919 if (!os->chapters)
1920 return AVERROR(ENOMEM);
1921 os->chapters[os->nb_chapters - 1] = out_ch;
1922 }
1923 return 0;
1924}
1925
17c8cc55 1926static void parse_forced_key_frames(char *kf, OutputStream *ost,
4ad08021
NG
1927 AVCodecContext *avctx)
1928{
1929 char *p;
1930 int n = 1, i;
1931 int64_t t;
1932
1933 for (p = kf; *p; p++)
1934 if (*p == ',')
1935 n++;
1936 ost->forced_kf_count = n;
1937 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
1938 if (!ost->forced_kf_pts) {
1939 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
1940 ffmpeg_exit(1);
1941 }
1942 for (i = 0; i < n; i++) {
1943 p = i ? strchr(p, ',') + 1 : kf;
1944 t = parse_time_or_die("force_key_frames", p, 1);
1945 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
1946 }
1947}
1948
85f07f22
FB
1949/*
1950 * The following code is the main loop of the file converter
1951 */
3aace1bc 1952static int transcode(AVFormatContext **output_files,
065a20cb 1953 int nb_output_files,
17c8cc55 1954 InputFile *input_files,
065a20cb 1955 int nb_input_files,
17c8cc55 1956 StreamMap *stream_maps, int nb_stream_maps)
85f07f22 1957{
07633154 1958 int ret = 0, i, j, k, n, nb_ostreams = 0;
85f07f22
FB
1959 AVFormatContext *is, *os;
1960 AVCodecContext *codec, *icodec;
17c8cc55
AK
1961 OutputStream *ost, **ost_table = NULL;
1962 InputStream *ist;
002c95d7 1963 char error[1024];
6d1ba1ac 1964 int want_sdp = 1;
545465ec
MN
1965 uint8_t no_packet[MAX_FILES]={0};
1966 int no_packet_count=0;
bdc4796f 1967
07633154
AK
1968 if (rate_emu)
1969 for (i = 0; i < nb_input_streams; i++)
1970 input_streams[i].start = av_gettime();
85f07f22
FB
1971
1972 /* output stream init */
1973 nb_ostreams = 0;
1974 for(i=0;i<nb_output_files;i++) {
1975 os = output_files[i];
bb62d5c1 1976 if (!os->nb_streams && !(os->oformat->flags & AVFMT_NOSTREAMS)) {
610219a5 1977 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
fc5d0db5 1978 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
d62ccec8
JM
1979 ret = AVERROR(EINVAL);
1980 goto fail;
8a7bde1c 1981 }
85f07f22
FB
1982 nb_ostreams += os->nb_streams;
1983 }
1984 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1985 fprintf(stderr, "Number of stream maps must match number of output streams\n");
d62ccec8
JM
1986 ret = AVERROR(EINVAL);
1987 goto fail;
85f07f22
FB
1988 }
1989
bd073980
BF
1990 /* Sanity check the mapping args -- do the input files & streams exist? */
1991 for(i=0;i<nb_stream_maps;i++) {
1992 int fi = stream_maps[i].file_index;
1993 int si = stream_maps[i].stream_index;
115329f1 1994
bd073980 1995 if (fi < 0 || fi > nb_input_files - 1 ||
2cf8355f 1996 si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
bd073980 1997 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
d62ccec8
JM
1998 ret = AVERROR(EINVAL);
1999 goto fail;
bd073980 2000 }
b4a3389e
WG
2001 fi = stream_maps[i].sync_file_index;
2002 si = stream_maps[i].sync_stream_index;
2003 if (fi < 0 || fi > nb_input_files - 1 ||
2cf8355f 2004 si < 0 || si > input_files[fi].ctx->nb_streams - 1) {
b4a3389e 2005 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
d62ccec8
JM
2006 ret = AVERROR(EINVAL);
2007 goto fail;
b4a3389e 2008 }
bd073980 2009 }
115329f1 2010
17c8cc55 2011 ost_table = av_mallocz(sizeof(OutputStream *) * nb_ostreams);
85f07f22
FB
2012 if (!ost_table)
2013 goto fail;
85f07f22
FB
2014 n = 0;
2015 for(k=0;k<nb_output_files;k++) {
2016 os = output_files[k];
de427ff4 2017 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 2018 int found;
9fdf4b58 2019 ost = ost_table[n] = output_streams_for_file[k][i];
85f07f22 2020 if (nb_stream_maps > 0) {
07633154 2021 ost->source_index = input_files[stream_maps[n].file_index].ist_index +
de427ff4 2022 stream_maps[n].stream_index;
115329f1 2023
bd073980 2024 /* Sanity check that the stream types match */
07633154 2025 if (input_streams[ost->source_index].st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25 2026 int i= ost->file_index;
610219a5 2027 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2028 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2029 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2030 ost->file_index, ost->index);
639e4ec8 2031 ffmpeg_exit(1);
bd073980 2032 }
115329f1 2033
85f07f22 2034 } else {
247e3954 2035 int best_nb_frames=-1;
3f1710e7
RP
2036 /* get corresponding input stream index : we select the first one with the right type */
2037 found = 0;
07633154 2038 for (j = 0; j < nb_input_streams; j++) {
3f1710e7 2039 int skip=0;
07633154 2040 ist = &input_streams[j];
3f1710e7
RP
2041 if(opt_programid){
2042 int pi,si;
07633154 2043 AVFormatContext *f = input_files[ist->file_index].ctx;
3f1710e7
RP
2044 skip=1;
2045 for(pi=0; pi<f->nb_programs; pi++){
2046 AVProgram *p= f->programs[pi];
2047 if(p->id == opt_programid)
2048 for(si=0; si<p->nb_stream_indexes; si++){
2049 if(f->streams[ p->stream_index[si] ] == ist->st)
2050 skip=0;
2051 }
6d3d3b83 2052 }
3f1710e7
RP
2053 }
2054 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
2055 ist->st->codec->codec_type == ost->st->codec->codec_type) {
2056 if(best_nb_frames < ist->st->codec_info_nb_frames){
2057 best_nb_frames= ist->st->codec_info_nb_frames;
2058 ost->source_index = j;
2059 found = 1;
85f07f22
FB
2060 }
2061 }
3f1710e7 2062 }
a15bc651
NS
2063
2064 if (!found) {
2065 if(! opt_programid) {
2066 /* try again and reuse existing stream */
07633154
AK
2067 for (j = 0; j < nb_input_streams; j++) {
2068 ist = &input_streams[j];
6d3d3b83
MN
2069 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2070 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS
2071 ost->source_index = j;
2072 found = 1;
2073 }
2074 }
50e143c4 2075 }
85f07f22 2076 if (!found) {
462cca10 2077 int i= ost->file_index;
610219a5 2078 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB
2079 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2080 ost->file_index, ost->index);
639e4ec8 2081 ffmpeg_exit(1);
85f07f22
FB
2082 }
2083 }
2084 }
07633154 2085 ist = &input_streams[ost->source_index];
85f07f22 2086 ist->discard = 0;
b4a3389e 2087 ost->sync_ist = (nb_stream_maps > 0) ?
07633154 2088 &input_streams[input_files[stream_maps[n].sync_file_index].ist_index +
de427ff4 2089 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB
2090 }
2091 }
2092
85f07f22
FB
2093 /* for each output stream, we compute the right encoding parameters */
2094 for(i=0;i<nb_ostreams;i++) {
2095 ost = ost_table[i];
365515ac 2096 os = output_files[ost->file_index];
07633154 2097 ist = &input_streams[ost->source_index];
85f07f22 2098
01f4895c
MN
2099 codec = ost->st->codec;
2100 icodec = ist->st->codec;
85f07f22 2101
d0abe80a 2102 if (metadata_streams_autocopy)
d2d67e42
AK
2103 av_dict_copy(&ost->st->metadata, ist->st->metadata,
2104 AV_DICT_DONT_OVERWRITE);
8e0d882b 2105
90c2295b 2106 ost->st->disposition = ist->st->disposition;
a39b76ea 2107 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2108 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2109
1629626f 2110 if (ost->st->stream_copy) {
b659c8b4
LA
2111 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2112
2113 if (extra_size > INT_MAX)
2114 goto fail;
2115
1629626f
FB
2116 /* if stream_copy is selected, no need to decode or encode */
2117 codec->codec_id = icodec->codec_id;
2118 codec->codec_type = icodec->codec_type;
365515ac
MN
2119
2120 if(!codec->codec_tag){
2121 if( !os->oformat->codec_tag
37ce3d6b 2122 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN
2123 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2124 codec->codec_tag = icodec->codec_tag;
2125 }
2126
1629626f 2127 codec->bit_rate = icodec->bit_rate;
2dec2bb8
MN
2128 codec->rc_max_rate = icodec->rc_max_rate;
2129 codec->rc_buffer_size = icodec->rc_buffer_size;
b659c8b4
LA
2130 codec->extradata= av_mallocz(extra_size);
2131 if (!codec->extradata)
2132 goto fail;
2133 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
dffbfd06 2134 codec->extradata_size= icodec->extradata_size;
59e2118e 2135 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 2136 codec->time_base = icodec->time_base;
3797c74b 2137 codec->time_base.num *= icodec->ticks_per_frame;
8abcbf2d
BC
2138 av_reduce(&codec->time_base.num, &codec->time_base.den,
2139 codec->time_base.num, codec->time_base.den, INT_MAX);
3797c74b 2140 }else
d29de719 2141 codec->time_base = ist->st->time_base;
1629626f 2142 switch(codec->codec_type) {
72415b2a 2143 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP
2144 if(audio_volume != 256) {
2145 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
639e4ec8 2146 ffmpeg_exit(1);
d08e3e91 2147 }
13367a46 2148 codec->channel_layout = icodec->channel_layout;
1629626f
FB
2149 codec->sample_rate = icodec->sample_rate;
2150 codec->channels = icodec->channels;
0a3b0447 2151 codec->frame_size = icodec->frame_size;
34b47d7c 2152 codec->audio_service_type = icodec->audio_service_type;
c1344911 2153 codec->block_align= icodec->block_align;
4efd6f58
MN
2154 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2155 codec->block_align= 0;
bcbd328e
MN
2156 if(codec->codec_id == CODEC_ID_AC3)
2157 codec->block_align= 0;
1629626f 2158 break;
72415b2a 2159 case AVMEDIA_TYPE_VIDEO:
9df3437f 2160 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
2161 codec->width = icodec->width;
2162 codec->height = icodec->height;
ff8cc24b 2163 codec->has_b_frames = icodec->has_b_frames;
901ff511
BC
2164 if (!codec->sample_aspect_ratio.num) {
2165 codec->sample_aspect_ratio =
2166 ost->st->sample_aspect_ratio =
2167 ist->st->sample_aspect_ratio.num ? ist->st->sample_aspect_ratio :
2168 ist->st->codec->sample_aspect_ratio.num ?
2169 ist->st->codec->sample_aspect_ratio : (AVRational){0, 1};
2170 }
1629626f 2171 break;
72415b2a 2172 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC
2173 codec->width = icodec->width;
2174 codec->height = icodec->height;
cf7fc795 2175 break;
e3b540b4
LB
2176 case AVMEDIA_TYPE_DATA:
2177 break;
1629626f 2178 default:
0f4e8165 2179 abort();
1629626f
FB
2180 }
2181 } else {
62940bb4
AK
2182 if (!ost->enc)
2183 ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
1629626f 2184 switch(codec->codec_type) {
72415b2a 2185 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN
2186 ost->fifo= av_fifo_alloc(1024);
2187 if(!ost->fifo)
85f07f22 2188 goto fail;
5d6e4c16 2189 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
d7ee4402
AK
2190 if (!codec->sample_rate) {
2191 codec->sample_rate = icodec->sample_rate;
2192 if (icodec->lowres)
2193 codec->sample_rate >>= icodec->lowres;
2194 }
62940bb4 2195 choose_sample_rate(ost->st, ost->enc);
d7ee4402 2196 codec->time_base = (AVRational){1, codec->sample_rate};
6fbf2485
AK
2197 if (codec->sample_fmt == AV_SAMPLE_FMT_NONE)
2198 codec->sample_fmt = icodec->sample_fmt;
2199 choose_sample_fmt(ost->st, ost->enc);
8f3e9997
AK
2200 if (!codec->channels)
2201 codec->channels = icodec->channels;
87c739a3 2202 codec->channel_layout = icodec->channel_layout;
8f3e9997
AK
2203 if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
2204 codec->channel_layout = 0;
2886f311
2205 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2206 icodec->request_channels = codec->channels;
85f07f22
FB
2207 ist->decoding_needed = 1;
2208 ost->encoding_needed = 1;
8afab686
SS
2209 ost->resample_sample_fmt = icodec->sample_fmt;
2210 ost->resample_sample_rate = icodec->sample_rate;
2211 ost->resample_channels = icodec->channels;
1629626f 2212 break;
72415b2a 2213 case AVMEDIA_TYPE_VIDEO:
10de86b8
AK
2214 if (codec->pix_fmt == PIX_FMT_NONE)
2215 codec->pix_fmt = icodec->pix_fmt;
2216 choose_pixel_fmt(ost->st, ost->enc);
2217
761c8c92 2218 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2219 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
639e4ec8 2220 ffmpeg_exit(1);
761c8c92 2221 }
e9f98c90
MR
2222
2223 if (!codec->width || !codec->height) {
2224 codec->width = icodec->width;
2225 codec->height = icodec->height;
2226 }
2227
2b95602e
SS
2228 ost->video_resample = codec->width != icodec->width ||
2229 codec->height != icodec->height ||
2230 codec->pix_fmt != icodec->pix_fmt;
c3f11d19 2231 if (ost->video_resample) {
8a774d3d 2232#if !CONFIG_AVFILTER
2de28abb 2233 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9 2234 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
08e09ed7 2235 codec->width, codec->height)) {
eddc482d 2236 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
639e4ec8 2237 ffmpeg_exit(1);
eddc482d 2238 }
18a54b04 2239 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS
2240 icodec->width,
2241 icodec->height,
08e09ed7
MR
2242 icodec->pix_fmt,
2243 codec->width,
2244 codec->height,
2245 codec->pix_fmt,
2246 ost->sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
2247 if (ost->img_resample_ctx == NULL) {
2248 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 2249 ffmpeg_exit(1);
0b50ac8a 2250 }
46847a33 2251#endif
a39b76ea 2252 codec->bits_per_raw_sample= 0;
85f07f22 2253 }
e9f98c90 2254
5879ea6d
SS
2255 ost->resample_height = icodec->height;
2256 ost->resample_width = icodec->width;
b83ccbff 2257 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB
2258 ost->encoding_needed = 1;
2259 ist->decoding_needed = 1;
46847a33 2260
a6286bda
AK
2261 if (!ost->frame_rate.num)
2262 ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
62940bb4
AK
2263 if (ost->enc && ost->enc->supported_framerates && !force_fps) {
2264 int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
2265 ost->frame_rate = ost->enc->supported_framerates[idx];
a6286bda
AK
2266 }
2267 codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
2268
46847a33 2269#if CONFIG_AVFILTER
0420bf09 2270 if (configure_video_filters(ist, ost)) {
46847a33
MN
2271 fprintf(stderr, "Error opening filters!\n");
2272 exit(1);
2273 }
2274#endif
1629626f 2275 break;
72415b2a 2276 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB
2277 ost->encoding_needed = 1;
2278 ist->decoding_needed = 1;
2279 break;
1629626f 2280 default:
0f4e8165 2281 abort();
cf7fc795 2282 break;
85f07f22 2283 }
1629626f 2284 /* two pass mode */
115329f1 2285 if (ost->encoding_needed &&
1629626f
FB
2286 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2287 char logfilename[1024];
2288 FILE *f;
115329f1
DB
2289
2290 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS
2291 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2292 i);
1629626f 2293 if (codec->flags & CODEC_FLAG_PASS1) {
c56e9e05 2294 f = fopen(logfilename, "wb");
1629626f 2295 if (!f) {
42d1d06e 2296 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
639e4ec8 2297 ffmpeg_exit(1);
1629626f
FB
2298 }
2299 ost->logfile = f;
2300 } else {
458b062d
SS
2301 char *logbuffer;
2302 size_t logbuffer_size;
2303 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2304 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
639e4ec8 2305 ffmpeg_exit(1);
1629626f 2306 }
1629626f 2307 codec->stats_in = logbuffer;
5abdb4b1 2308 }
5abdb4b1
FB
2309 }
2310 }
72415b2a 2311 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2312 int size= codec->width * codec->height;
c027e91a 2313 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2314 }
85f07f22
FB
2315 }
2316
8a6cb114
MN
2317 if (!bit_buffer)
2318 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2319 if (!bit_buffer) {
50f3fabc
MR
2320 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2321 bit_buffer_size);
002c95d7 2322 ret = AVERROR(ENOMEM);
8a6cb114 2323 goto fail;
1629626f
FB
2324 }
2325
85f07f22
FB
2326 /* open each encoder */
2327 for(i=0;i<nb_ostreams;i++) {
2328 ost = ost_table[i];
2329 if (ost->encoding_needed) {
9446d759 2330 AVCodec *codec = ost->enc;
07633154 2331 AVCodecContext *dec = input_streams[ost->source_index].st->codec;
85f07f22 2332 if (!codec) {
f356fc57
BC
2333 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2334 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC
2335 ret = AVERROR(EINVAL);
2336 goto dump_format;
85f07f22 2337 }
cb2c971d
AJ
2338 if (dec->subtitle_header) {
2339 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2340 if (!ost->st->codec->subtitle_header) {
2341 ret = AVERROR(ENOMEM);
2342 goto dump_format;
2343 }
2344 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2345 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2346 }
bf174a70 2347 if (avcodec_open2(ost->st->codec, codec, &ost->opts) < 0) {
f356fc57 2348 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 2349 ost->file_index, ost->index);
002c95d7
BC
2350 ret = AVERROR(EINVAL);
2351 goto dump_format;
85f07f22 2352 }
a9eb4f08 2353 assert_codec_experimental(ost->st->codec, 1);
bf174a70 2354 assert_avoptions(ost->opts);
8d03ca08
AK
2355 if (ost->st->codec->bit_rate && ost->st->codec->bit_rate < 1000)
2356 av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
2357 "It takes bits/s as argument, not kbits/s\n");
01f4895c 2358 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
2359 }
2360 }
2361
2362 /* open each decoder */
07633154
AK
2363 for (i = 0; i < nb_input_streams; i++) {
2364 ist = &input_streams[i];
85f07f22 2365 if (ist->decoding_needed) {
9e253c13 2366 AVCodec *codec = ist->dec;
6488cf9b 2367 if (!codec)
fd2b356a 2368 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2369 if (!codec) {
f356fc57 2370 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
d2bc4da1 2371 ist->st->codec->codec_id, ist->file_index, ist->st->index);
002c95d7
BC
2372 ret = AVERROR(EINVAL);
2373 goto dump_format;
85f07f22 2374 }
bc778a0c
JR
2375
2376 /* update requested sample format for the decoder based on the
2377 corresponding encoder sample format */
2378 for (j = 0; j < nb_ostreams; j++) {
2379 ost = ost_table[j];
2380 if (ost->source_index == i) {
2381 update_sample_fmt(ist->st->codec, codec, ost->st->codec);
2382 break;
2383 }
2384 }
2385
bf174a70 2386 if (avcodec_open2(ist->st->codec, codec, &ist->opts) < 0) {
f356fc57 2387 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
d2bc4da1 2388 ist->file_index, ist->st->index);
002c95d7
BC
2389 ret = AVERROR(EINVAL);
2390 goto dump_format;
85f07f22 2391 }
a9eb4f08 2392 assert_codec_experimental(ist->st->codec, 0);
bf174a70 2393 assert_avoptions(ost->opts);
72415b2a 2394 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2395 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
2396 }
2397 }
2398
2399 /* init pts */
07633154 2400 for (i = 0; i < nb_input_streams; i++) {
b8c93c48 2401 AVStream *st;
07633154 2402 ist = &input_streams[i];
b8c93c48
MN
2403 st= ist->st;
2404 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2405 ist->next_pts = AV_NOPTS_VALUE;
0ff4f0c0 2406 init_pts_correction(&ist->pts_ctx);
ff4905a5 2407 ist->is_start = 1;
85f07f22 2408 }
c5e1e982 2409
0a38bafd
PB
2410 /* set meta data information from input file if required */
2411 for (i=0;i<nb_meta_data_maps;i++) {
1829e195 2412 AVFormatContext *files[2];
d2d67e42 2413 AVDictionary **meta[2];
1829e195 2414 int j;
0a38bafd 2415
1829e195
AK
2416#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
2417 if ((index) < 0 || (index) >= (nb_elems)) {\
2418 snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\
2419 (desc), (index));\
2420 ret = AVERROR(EINVAL);\
2421 goto dump_format;\
115329f1
DB
2422 }
2423
1829e195
AK
2424 int out_file_index = meta_data_maps[i][0].file;
2425 int in_file_index = meta_data_maps[i][1].file;
7b393736
AK
2426 if (in_file_index < 0 || out_file_index < 0)
2427 continue;
1829e195
AK
2428 METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
2429 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
0a38bafd 2430
1829e195 2431 files[0] = output_files[out_file_index];
07633154 2432 files[1] = input_files[in_file_index].ctx;
1829e195
AK
2433
2434 for (j = 0; j < 2; j++) {
17c8cc55 2435 MetadataMap *map = &meta_data_maps[i][j];
1829e195
AK
2436
2437 switch (map->type) {
2438 case 'g':
2439 meta[j] = &files[j]->metadata;
2440 break;
2441 case 's':
2442 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
2443 meta[j] = &files[j]->streams[map->index]->metadata;
2444 break;
2445 case 'c':
2446 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
2447 meta[j] = &files[j]->chapters[map->index]->metadata;
2448 break;
2449 case 'p':
2450 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
2451 meta[j] = &files[j]->programs[map->index]->metadata;
2452 break;
2453 }
2454 }
a5926d85 2455
d2d67e42 2456 av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
0a38bafd 2457 }
115329f1 2458
477b1aea
AK
2459 /* copy global metadata by default */
2460 if (metadata_global_autocopy) {
477b1aea 2461
8e8a3cc2 2462 for (i = 0; i < nb_output_files; i++)
d2d67e42
AK
2463 av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata,
2464 AV_DICT_DONT_OVERWRITE);
477b1aea
AK
2465 }
2466
91e96eba
AK
2467 /* copy chapters according to chapter maps */
2468 for (i = 0; i < nb_chapter_maps; i++) {
2469 int infile = chapter_maps[i].in_file;
2470 int outfile = chapter_maps[i].out_file;
2471
2472 if (infile < 0 || outfile < 0)
2473 continue;
2474 if (infile >= nb_input_files) {
2475 snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile);
2476 ret = AVERROR(EINVAL);
2477 goto dump_format;
2478 }
2479 if (outfile >= nb_output_files) {
2480 snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile);
2481 ret = AVERROR(EINVAL);
2482 goto dump_format;
2483 }
2484 copy_chapters(infile, outfile);
2485 }
2486
7a39f142 2487 /* copy chapters from the first input file that has them*/
91e96eba 2488 if (!nb_chapter_maps)
a9c2bf9d 2489 for (i = 0; i < nb_input_files; i++) {
07633154 2490 if (!input_files[i].ctx->nb_chapters)
a9c2bf9d 2491 continue;
7a39f142 2492
a9c2bf9d
AK
2493 for (j = 0; j < nb_output_files; j++)
2494 if ((ret = copy_chapters(i, j)) < 0)
2495 goto dump_format;
09f47fa4 2496 break;
a9c2bf9d 2497 }
7a39f142 2498
85f07f22
FB
2499 /* open files and write file headers */
2500 for(i=0;i<nb_output_files;i++) {
2501 os = output_files[i];
8035f429 2502 if (avformat_write_header(os, &output_opts[i]) < 0) {
002c95d7 2503 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2504 ret = AVERROR(EINVAL);
002c95d7 2505 goto dump_format;
a38469e1 2506 }
8035f429 2507 assert_avoptions(output_opts[i]);
6d1ba1ac
LA
2508 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2509 want_sdp = 0;
2510 }
2511 }
002c95d7
BC
2512
2513 dump_format:
2514 /* dump the file output parameters - cannot be done before in case
2515 of stream copy */
2516 for(i=0;i<nb_output_files;i++) {
610219a5 2517 av_dump_format(output_files[i], i, output_files[i]->filename, 1);
002c95d7
BC
2518 }
2519
2520 /* dump the stream mapping */
2521 if (verbose >= 0) {
2522 fprintf(stderr, "Stream mapping:\n");
2523 for(i=0;i<nb_ostreams;i++) {
2524 ost = ost_table[i];
2525 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
07633154
AK
2526 input_streams[ost->source_index].file_index,
2527 input_streams[ost->source_index].st->index,
002c95d7
BC
2528 ost->file_index,
2529 ost->index);
07633154 2530 if (ost->sync_ist != &input_streams[ost->source_index])
002c95d7
BC
2531 fprintf(stderr, " [sync #%d.%d]",
2532 ost->sync_ist->file_index,
d2bc4da1 2533 ost->sync_ist->st->index);
002c95d7
BC
2534 fprintf(stderr, "\n");
2535 }
2536 }
2537
2538 if (ret) {
2539 fprintf(stderr, "%s\n", error);
2540 goto fail;
2541 }
2542
6d1ba1ac
LA
2543 if (want_sdp) {
2544 print_sdp(output_files, nb_output_files);
85f07f22
FB
2545 }
2546
8fb566fd 2547 if (verbose >= 0)
cb48e245 2548 fprintf(stderr, "Press ctrl-c to stop encoding\n");
a38469e1
FB
2549 term_init();
2550
7fc98937 2551 timer_start = av_gettime();
51bd4565 2552
d9a916e2 2553 for(; received_sigterm == 0;) {
85f07f22
FB
2554 int file_index, ist_index;
2555 AVPacket pkt;
a9aeda81
PB
2556 double ipts_min;
2557 double opts_min;
23ffe323 2558
85f07f22 2559 redo:
a9aeda81
PB
2560 ipts_min= 1e100;
2561 opts_min= 1e100;
a38469e1 2562
ec5517d5
FB
2563 /* select the stream that we must read now by looking at the
2564 smallest output pts */
85f07f22 2565 file_index = -1;
ec5517d5 2566 for(i=0;i<nb_ostreams;i++) {
23ffe323 2567 double ipts, opts;
ec5517d5
FB
2568 ost = ost_table[i];
2569 os = output_files[ost->file_index];
07633154 2570 ist = &input_streams[ost->source_index];
55a7e946 2571 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2572 continue;
c0df9d75 2573 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323 2574 ipts = (double)ist->pts;
07633154 2575 if (!input_files[ist->file_index].eof_reached){
23ffe323
MN
2576 if(ipts < ipts_min) {
2577 ipts_min = ipts;
2578 if(input_sync ) file_index = ist->file_index;
2579 }
2580 if(opts < opts_min) {
2581 opts_min = opts;
2582 if(!input_sync) file_index = ist->file_index;
2583 }
85f07f22 2584 }
01f4895c 2585 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2586 file_index= -1;
2587 break;
2588 }
85f07f22
FB
2589 }
2590 /* if none, if is finished */
51bd4565 2591 if (file_index < 0) {
545465ec
MN
2592 if(no_packet_count){
2593 no_packet_count=0;
2594 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2595 usleep(10000);
545465ec
MN
2596 continue;
2597 }
85f07f22 2598 break;
ec5517d5
FB
2599 }
2600
b6e16b86 2601 /* finish if limit size exhausted */
a2704c97 2602 if (limit_filesize != 0 && limit_filesize <= avio_tell(output_files[0]->pb))
b6e16b86
C
2603 break;
2604
254abc2e 2605 /* read a frame from it and output it in the fifo */
07633154 2606 is = input_files[file_index].ctx;
ad51c68c 2607 ret= av_read_frame(is, &pkt);
b9edbe99 2608 if(ret == AVERROR(EAGAIN)){
545465ec
MN
2609 no_packet[file_index]=1;
2610 no_packet_count++;
ad51c68c 2611 continue;
545465ec 2612 }
ad51c68c 2613 if (ret < 0) {
07633154 2614 input_files[file_index].eof_reached = 1;
d24ce947
AB
2615 if (opt_shortest)
2616 break;
2617 else
2618 continue;
85f07f22 2619 }
303e50e6 2620
545465ec
MN
2621 no_packet_count=0;
2622 memset(no_packet, 0, sizeof(no_packet));
2623
254abc2e 2624 if (do_pkt_dump) {
5e33e7bd
MS
2625 av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
2626 is->streams[pkt.stream_index]);
817b23ff 2627 }
79fdaa4c
FB
2628 /* the following test is needed in case new streams appear
2629 dynamically in stream : we ignore them */
2cf8355f 2630 if (pkt.stream_index >= input_files[file_index].ctx->nb_streams)
bf5af568 2631 goto discard_packet;
07633154
AK
2632 ist_index = input_files[file_index].ist_index + pkt.stream_index;
2633 ist = &input_streams[ist_index];
bf5af568
FB
2634 if (ist->discard)
2635 goto discard_packet;
85f07f22 2636
fec401f7 2637 if (pkt.dts != AV_NOPTS_VALUE)
27e91f37 2638 pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
fec401f7 2639 if (pkt.pts != AV_NOPTS_VALUE)
27e91f37 2640 pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
fec401f7 2641
b12c2592 2642 if (ist->ts_scale) {
8833f375 2643 if(pkt.pts != AV_NOPTS_VALUE)
b12c2592 2644 pkt.pts *= ist->ts_scale;
8833f375 2645 if(pkt.dts != AV_NOPTS_VALUE)
b12c2592 2646 pkt.dts *= ist->ts_scale;
8833f375
MN
2647 }
2648
27e91f37 2649// 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
2650 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2651 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN
2652 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2653 int64_t delta= pkt_dts - ist->next_pts;
2654 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
27e91f37 2655 input_files[ist->file_index].ts_offset -= delta;
72bd8100 2656 if (verbose > 2)
27e91f37
AK
2657 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
2658 delta, input_files[ist->file_index].ts_offset);
fec401f7
MN
2659 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2660 if(pkt.pts != AV_NOPTS_VALUE)
2661 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2662 }
2663 }
2664
f8ccf720 2665 /* finish if recording time exhausted */
6abda15f
FC
2666 if (recording_time != INT64_MAX &&
2667 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2668 ist->is_past_recording_time = 1;
f8ccf720 2669 goto discard_packet;
55a7e946 2670 }
f8ccf720 2671
d2bc4da1 2672 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
a700a6ae 2673 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2674
2675 if (verbose >= 0)
2676 fprintf(stderr, "Error while decoding stream #%d.%d\n",
d2bc4da1 2677 ist->file_index, ist->st->index);
f2abc559 2678 if (exit_on_error)
639e4ec8 2679 ffmpeg_exit(1);
a700a6ae
FB
2680 av_free_packet(&pkt);
2681 goto redo;
fe08925f 2682 }
cf7fc795 2683
bf5af568 2684 discard_packet:
85f07f22 2685 av_free_packet(&pkt);
115329f1 2686
ec5517d5
FB
2687 /* dump report by using the output first video and audio streams */
2688 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2689 }
a700a6ae
FB
2690
2691 /* at the end of stream, we must flush the decoder buffers */
07633154
AK
2692 for (i = 0; i < nb_input_streams; i++) {
2693 ist = &input_streams[i];
a700a6ae
FB
2694 if (ist->decoding_needed) {
2695 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2696 }
2697 }
2698
a38469e1 2699 term_exit();
85f07f22 2700
c4e37247
MN
2701 /* write the trailer if needed and close file */
2702 for(i=0;i<nb_output_files;i++) {
2703 os = output_files[i];
2704 av_write_trailer(os);
2705 }
2706
37f5cd5a
MN
2707 /* dump report by using the first video and audio streams */
2708 print_report(output_files, ost_table, nb_ostreams, 1);
2709
85f07f22
FB
2710 /* close each encoder */
2711 for(i=0;i<nb_ostreams;i++) {
2712 ost = ost_table[i];
2713 if (ost->encoding_needed) {
01f4895c
MN
2714 av_freep(&ost->st->codec->stats_in);
2715 avcodec_close(ost->st->codec);
85f07f22 2716 }
9d5fa618
MN
2717#if CONFIG_AVFILTER
2718 avfilter_graph_free(&ost->graph);
2719#endif
85f07f22 2720 }
115329f1 2721
85f07f22 2722 /* close each decoder */
07633154
AK
2723 for (i = 0; i < nb_input_streams; i++) {
2724 ist = &input_streams[i];
85f07f22 2725 if (ist->decoding_needed) {
01f4895c 2726 avcodec_close(ist->st->codec);
85f07f22
FB
2727 }
2728 }
85f07f22 2729
85f07f22 2730 /* finished ! */
00b7fbdc 2731 ret = 0;
115329f1 2732
002c95d7 2733 fail:
83b07470 2734 av_freep(&bit_buffer);
bdc4796f 2735
85f07f22
FB
2736 if (ost_table) {
2737 for(i=0;i<nb_ostreams;i++) {
2738 ost = ost_table[i];
2739 if (ost) {
b659c8b4
LA
2740 if (ost->st->stream_copy)
2741 av_freep(&ost->st->codec->extradata);
5abdb4b1
FB
2742 if (ost->logfile) {
2743 fclose(ost->logfile);
2744 ost->logfile = NULL;
2745 }
41dd680d 2746 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2747 initialized but set to zero */
cb2c971d 2748 av_freep(&ost->st->codec->subtitle_header);
0f1578af 2749 av_free(ost->pict_tmp.data[0]);
4ad08021 2750 av_free(ost->forced_kf_pts);
85f07f22 2751 if (ost->video_resample)
18a54b04 2752 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2753 if (ost->resample)
85f07f22 2754 audio_resample_close(ost->resample);
a79db0f7
PR
2755 if (ost->reformat_ctx)
2756 av_audio_convert_free(ost->reformat_ctx);
bf174a70 2757 av_dict_free(&ost->opts);
0f1578af 2758 av_free(ost);
85f07f22
FB
2759 }
2760 }
0f1578af 2761 av_free(ost_table);
85f07f22
FB
2762 }
2763 return ret;
85f07f22
FB
2764}
2765
26513856 2766static int opt_format(const char *opt, const char *arg)
85f07f22 2767{
a5abfd8f 2768 last_asked_format = arg;
26513856 2769 return 0;
85f07f22
FB
2770}
2771
26513856 2772static int opt_video_rc_override_string(const char *opt, const char *arg)
ac2830ec
MN
2773{
2774 video_rc_override_string = arg;
26513856 2775 return 0;
ac2830ec
MN
2776}
2777
c48da33c 2778static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2779{
c48da33c
SS
2780 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2781 return 0;
f4f3223f
MN
2782}
2783
c48da33c 2784static int opt_verbose(const char *opt, const char *arg)
f068206e 2785{
46eab093 2786 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2787 return 0;
f068206e
BE
2788}
2789
2fc3866d 2790static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2791{
126b638e 2792 if (av_parse_video_rate(&frame_rate, arg) < 0) {
2fc3866d 2793 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
639e4ec8 2794 ffmpeg_exit(1);
445f1b83 2795 }
2fc3866d 2796 return 0;
85f07f22
FB
2797}
2798
5879ea6d 2799static int opt_frame_crop(const char *opt, const char *arg)
ab6d194a 2800{
5879ea6d
SS
2801 fprintf(stderr, "Option '%s' has been removed, use the crop filter instead\n", opt);
2802 return AVERROR(EINVAL);
ab6d194a
MN
2803}
2804
26513856 2805static int opt_frame_size(const char *opt, const char *arg)
85f07f22 2806{
126b638e 2807 if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2808 fprintf(stderr, "Incorrect frame size\n");
26513856 2809 return AVERROR(EINVAL);
85f07f22 2810 }
26513856 2811 return 0;
85f07f22
FB
2812}
2813
9f434b65
SS
2814static int opt_pad(const char *opt, const char *arg) {
2815 fprintf(stderr, "Option '%s' has been removed, use the pad filter instead\n", opt);
2816 return -1;
1ff93ffc
TK
2817}
2818
26513856 2819static int opt_frame_pix_fmt(const char *opt, const char *arg)
63167088 2820{
90da2b50 2821 if (strcmp(arg, "list")) {
718c7b18 2822 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS
2823 if (frame_pix_fmt == PIX_FMT_NONE) {
2824 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
26513856 2825 return AVERROR(EINVAL);
90da2b50
SS
2826 }
2827 } else {
cedac882 2828 show_pix_fmts();
639e4ec8 2829 ffmpeg_exit(0);
c3b95b1d 2830 }
26513856 2831 return 0;
63167088
RS
2832}
2833
26513856 2834static int opt_frame_aspect_ratio(const char *opt, const char *arg)
5fe03e38
RS
2835{
2836 int x = 0, y = 0;
2837 double ar = 0;
2838 const char *p;
815f98cc 2839 char *end;
115329f1 2840
5fe03e38
RS
2841 p = strchr(arg, ':');
2842 if (p) {
815f98cc
AJ
2843 x = strtol(arg, &end, 10);
2844 if (end == p)
2845 y = strtol(end+1, &end, 10);
bb270c08
DB
2846 if (x > 0 && y > 0)
2847 ar = (double)x / (double)y;
5fe03e38 2848 } else
815f98cc 2849 ar = strtod(arg, NULL);
5fe03e38
RS
2850
2851 if (!ar) {
2852 fprintf(stderr, "Incorrect aspect ratio specification.\n");
26513856 2853 return AVERROR(EINVAL);
5fe03e38
RS
2854 }
2855 frame_aspect_ratio = ar;
26513856 2856 return 0;
5fe03e38
RS
2857}
2858
a5926d85
AJ
2859static int opt_metadata(const char *opt, const char *arg)
2860{
2861 char *mid= strchr(arg, '=');
2862
2863 if(!mid){
2864 fprintf(stderr, "Missing =\n");
639e4ec8 2865 ffmpeg_exit(1);
a5926d85
AJ
2866 }
2867 *mid++= 0;
2868
d2d67e42 2869 av_dict_set(&metadata, arg, mid, 0);
a5926d85
AJ
2870
2871 return 0;
2872}
2873
dbe94539 2874static int opt_qscale(const char *opt, const char *arg)
85f07f22 2875{
dbe94539
SS
2876 video_qscale = parse_number_or_die(opt, arg, OPT_FLOAT, 0, 255);
2877 if (video_qscale == 0) {
4e64bead 2878 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
dbe94539 2879 return AVERROR(EINVAL);
85f07f22 2880 }
dbe94539 2881 return 0;
85f07f22
FB
2882}
2883
dbe94539 2884static int opt_top_field_first(const char *opt, const char *arg)
bb198e19 2885{
dbe94539
SS
2886 top_field_first = parse_number_or_die(opt, arg, OPT_INT, 0, 1);
2887 return 0;
bb198e19
MN
2888}
2889
d18811bb 2890static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2891{
d18811bb 2892 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2893#if !HAVE_THREADS
d8019eb5
AD
2894 if (verbose >= 0)
2895 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2896#endif
d18811bb 2897 return 0;
9c3d33d6
MN
2898}
2899
26513856 2900static int opt_audio_sample_fmt(const char *opt, const char *arg)
ce1ee094 2901{
6c18f1cd 2902 if (strcmp(arg, "list")) {
ba7d6e79 2903 audio_sample_fmt = av_get_sample_fmt(arg);
6c18f1cd
SS
2904 if (audio_sample_fmt == AV_SAMPLE_FMT_NONE) {
2905 av_log(NULL, AV_LOG_ERROR, "Invalid sample format '%s'\n", arg);
26513856 2906 return AVERROR(EINVAL);
6c18f1cd
SS
2907 }
2908 } else {
5d2c6f42
SS
2909 int i;
2910 char fmt_str[128];
2911 for (i = -1; i < AV_SAMPLE_FMT_NB; i++)
2912 printf("%s\n", av_get_sample_fmt_string(fmt_str, sizeof(fmt_str), i));
639e4ec8 2913 ffmpeg_exit(0);
ce1ee094 2914 }
26513856 2915 return 0;
ce1ee094
PR
2916}
2917
c48da33c 2918static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2919{
c48da33c
SS
2920 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2921 return 0;
85f07f22
FB
2922}
2923
c48da33c 2924static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2925{
c48da33c
SS
2926 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2927 return 0;
85f07f22
FB
2928}
2929
dbe94539 2930static int opt_video_channel(const char *opt, const char *arg)
a5df11ab 2931{
55ba12e3
AK
2932 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
2933 opt_default("channel", arg);
dbe94539 2934 return 0;
a5df11ab
FB
2935}
2936
26513856 2937static int opt_video_standard(const char *opt, const char *arg)
e3ee3283 2938{
55ba12e3
AK
2939 av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
2940 opt_default("standard", arg);
26513856 2941 return 0;
e3ee3283
AB
2942}
2943
26513856 2944static int opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2945 int codec_type, const char *arg)
85f07f22 2946{
4a897224 2947 av_freep(pcodec_name);
1629626f 2948 if (!strcmp(arg, "copy")) {
cf7fc795 2949 *pstream_copy = 1;
85f07f22 2950 } else {
4a897224 2951 *pcodec_name = av_strdup(arg);
85f07f22 2952 }
26513856 2953 return 0;
85f07f22
FB
2954}
2955
26513856 2956static int opt_audio_codec(const char *opt, const char *arg)
cf7fc795 2957{
26513856 2958 return opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB
2959}
2960
26513856 2961static int opt_video_codec(const char *opt, const char *arg)
85f07f22 2962{
26513856 2963 return opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2964}
85f07f22 2965
26513856 2966static int opt_subtitle_codec(const char *opt, const char *arg)
cf7fc795 2967{
26513856 2968 return opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB
2969}
2970
26513856 2971static int opt_data_codec(const char *opt, const char *arg)
e3b540b4 2972{
26513856 2973 return opt_codec(&data_stream_copy, &data_codec_name, AVMEDIA_TYPE_DATA, arg);
e3b540b4
LB
2974}
2975
0d0778b0 2976static int opt_codec_tag(const char *opt, const char *arg)
27ad7d3a
BC
2977{
2978 char *tail;
d0242e74
SS
2979 uint32_t *codec_tag;
2980
2981 codec_tag = !strcmp(opt, "atag") ? &audio_codec_tag :
2982 !strcmp(opt, "vtag") ? &video_codec_tag :
2983 !strcmp(opt, "stag") ? &subtitle_codec_tag : NULL;
0d0778b0
RP
2984 if (!codec_tag)
2985 return -1;
27ad7d3a 2986
d0242e74
SS
2987 *codec_tag = strtol(arg, &tail, 0);
2988 if (!tail || *tail)
2839dc97 2989 *codec_tag = AV_RL32(arg);
0d0778b0
RP
2990
2991 return 0;
27ad7d3a
BC
2992}
2993
26513856 2994static int opt_map(const char *opt, const char *arg)
85f07f22 2995{
17c8cc55 2996 StreamMap *m;
815f98cc 2997 char *p;
85f07f22 2998
3a8e8824
AJ
2999 stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1);
3000 m = &stream_maps[nb_stream_maps-1];
85f07f22 3001
815f98cc 3002 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
3003 if (*p)
3004 p++;
a5dc85ef 3005
815f98cc 3006 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
3007 if (*p) {
3008 p++;
815f98cc 3009 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
3010 if (*p)
3011 p++;
815f98cc 3012 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
3013 } else {
3014 m->sync_file_index = m->file_index;
3015 m->sync_stream_index = m->stream_index;
3016 }
26513856 3017 return 0;
85f07f22
FB
3018}
3019
c961fb3c 3020static void parse_meta_type(char *arg, char *type, int *index, char **endptr)
1829e195
AK
3021{
3022 *endptr = arg;
3023 if (*arg == ',') {
3024 *type = *(++arg);
3025 switch (*arg) {
3026 case 'g':
3027 break;
3028 case 's':
3029 case 'c':
3030 case 'p':
3031 *index = strtol(++arg, endptr, 0);
3032 break;
3033 default:
3034 fprintf(stderr, "Invalid metadata type %c.\n", *arg);
3035 ffmpeg_exit(1);
3036 }
3037 } else
3038 *type = 'g';
3039}
3040
26513856 3041static int opt_map_metadata(const char *opt, const char *arg)
0a38bafd 3042{
17c8cc55 3043 MetadataMap *m, *m1;
815f98cc 3044 char *p;
115329f1 3045
63e856df
AK
3046 meta_data_maps = grow_array(meta_data_maps, sizeof(*meta_data_maps),
3047 &nb_meta_data_maps, nb_meta_data_maps + 1);
0a38bafd 3048
1829e195
AK
3049 m = &meta_data_maps[nb_meta_data_maps - 1][0];
3050 m->file = strtol(arg, &p, 0);
3051 parse_meta_type(p, &m->type, &m->index, &p);
0a38bafd
PB
3052 if (*p)
3053 p++;
3054
1829e195
AK
3055 m1 = &meta_data_maps[nb_meta_data_maps - 1][1];
3056 m1->file = strtol(p, &p, 0);
3057 parse_meta_type(p, &m1->type, &m1->index, &p);
d0abe80a 3058
477b1aea
AK
3059 if (m->type == 'g' || m1->type == 'g')
3060 metadata_global_autocopy = 0;
d0abe80a
AK
3061 if (m->type == 's' || m1->type == 's')
3062 metadata_streams_autocopy = 0;
3063 if (m->type == 'c' || m1->type == 'c')
3064 metadata_chapters_autocopy = 0;
26513856
SS
3065
3066 return 0;
0a38bafd
PB
3067}
3068
26513856 3069static int opt_map_meta_data(const char *opt, const char *arg)
87e4d9b2
AK
3070{
3071 fprintf(stderr, "-map_meta_data is deprecated and will be removed soon. "
3072 "Use -map_metadata instead.\n");