Fix avpicture_alloc(), which was aligning the linesizes with 0 and thus
[libav.git] / ffmpeg.c
CommitLineData
85f07f22 1/*
115329f1 2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
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5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
bf5af568
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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 *
b78e7197 12 * FFmpeg is distributed in the hope that it will be useful,
85f07f22 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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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
b78e7197 18 * License along with FFmpeg; 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
7246177d 22/* needed for usleep() */
d0feff2a 23#define _XOPEN_SOURCE 600
7246177d 24
0f4e8165
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25#include "config.h"
26#include <ctype.h>
27#include <string.h>
28#include <math.h>
29#include <stdlib.h>
30#include <errno.h>
d86b83f8 31#include <signal.h>
22f7a060 32#include <limits.h>
7246177d 33#include <unistd.h>
245976da
DB
34#include "libavformat/avformat.h"
35#include "libavdevice/avdevice.h"
36#include "libswscale/swscale.h"
245976da 37#include "libavcodec/opt.h"
ce1ee094 38#include "libavcodec/audioconvert.h"
63e8d976 39#include "libavcore/audioconvert.h"
126b638e 40#include "libavcore/parseutils.h"
ba7d6e79 41#include "libavcore/samplefmt.h"
2b4abbd6 42#include "libavutil/colorspace.h"
245976da 43#include "libavutil/fifo.h"
2839dc97 44#include "libavutil/intreadwrite.h"
718c7b18 45#include "libavutil/pixdesc.h"
245976da 46#include "libavutil/avstring.h"
335ee1aa 47#include "libavutil/libm.h"
245976da 48#include "libavformat/os_support.h"
daf8e955 49
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50#if CONFIG_AVFILTER
51# include "libavfilter/avfilter.h"
52# include "libavfilter/avfiltergraph.h"
46847a33
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53# include "libavfilter/vsrc_buffer.h"
54#endif
55
b250f9c6 56#if HAVE_SYS_RESOURCE_H
0a1b29de 57#include <sys/types.h>
fc5607f8 58#include <sys/time.h>
b091aa44 59#include <sys/resource.h>
b250f9c6 60#elif HAVE_GETPROCESSTIMES
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61#include <windows.h>
62#endif
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63#if HAVE_GETPROCESSMEMORYINFO
64#include <windows.h>
65#include <psapi.h>
66#endif
7495c306 67
b250f9c6 68#if HAVE_SYS_SELECT_H
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69#include <sys/select.h>
70#endif
71
b250f9c6 72#if HAVE_TERMIOS_H
85f07f22
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73#include <fcntl.h>
74#include <sys/ioctl.h>
85f07f22 75#include <sys/time.h>
85f07f22 76#include <termios.h>
b250f9c6 77#elif HAVE_CONIO_H
4b54c6d0 78#include <conio.h>
bdc4796f 79#endif
bf5af568 80#include <time.h>
85f07f22 81
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82#include "cmdutils.h"
83
b64b4134 84#include "libavutil/avassert.h"
2b18dcd0 85
64555bd9 86const char program_name[] = "FFmpeg";
ea9c581f 87const int program_birth_year = 2000;
86074ed1 88
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89/* select an input stream for an output stream */
90typedef struct AVStreamMap {
91 int file_index;
92 int stream_index;
b4a3389e
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93 int sync_file_index;
94 int sync_stream_index;
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95} AVStreamMap;
96
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97/**
98 * select an input file for an output file
99 */
0a38bafd 100typedef struct AVMetaDataMap {
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101 int file; //< file index
102 char type; //< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
103 int index; //< stream/chapter/program number
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104} AVMetaDataMap;
105
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106typedef struct AVChapterMap {
107 int in_file;
108 int out_file;
109} AVChapterMap;
110
580a6c57 111static const OptionDef options[];
85f07f22 112
60402344 113#define MAX_FILES 100
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114#if !FF_API_MAX_STREAMS
115#define MAX_STREAMS 1024 /* arbitrary sanity check value */
116#endif
85f07f22 117
ef6fc647 118static const char *last_asked_format = NULL;
85f07f22 119static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 120static int64_t input_files_ts_offset[MAX_FILES];
2c6958aa 121static double *input_files_ts_scale[MAX_FILES] = {NULL};
311e223f 122static AVCodec **input_codecs = NULL;
85f07f22 123static int nb_input_files = 0;
311e223f 124static int nb_input_codecs = 0;
2c6958aa 125static int nb_input_files_ts_scale[MAX_FILES] = {0};
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126
127static AVFormatContext *output_files[MAX_FILES];
0a6d97b3 128static AVCodec **output_codecs = NULL;
85f07f22 129static int nb_output_files = 0;
0a6d97b3 130static int nb_output_codecs = 0;
85f07f22 131
3a8e8824 132static AVStreamMap *stream_maps = NULL;
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133static int nb_stream_maps;
134
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135/* first item specifies output metadata, second is input */
136static AVMetaDataMap (*meta_data_maps)[2] = NULL;
0a38bafd 137static int nb_meta_data_maps;
477b1aea 138static int metadata_global_autocopy = 1;
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139static int metadata_streams_autocopy = 1;
140static int metadata_chapters_autocopy = 1;
0a38bafd 141
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142static AVChapterMap *chapter_maps = NULL;
143static int nb_chapter_maps;
144
006e8108 145/* indexed by output file stream index */
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146static int *streamid_map = NULL;
147static int nb_streamid_map = 0;
006e8108 148
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149static int frame_width = 0;
150static int frame_height = 0;
880e8ba7 151static float frame_aspect_ratio = 0;
644a9262 152static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
5d6e4c16 153static enum AVSampleFormat audio_sample_fmt = AV_SAMPLE_FMT_NONE;
cf7fc795 154static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 155static AVRational frame_rate;
158c7f05 156static float video_qscale = 0;
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157static uint16_t *intra_matrix = NULL;
158static uint16_t *inter_matrix = NULL;
464a631c 159static const char *video_rc_override_string=NULL;
85f07f22 160static int video_disable = 0;
f3356e9c 161static int video_discard = 0;
4a897224 162static char *video_codec_name = NULL;
83a36b2e 163static unsigned int video_codec_tag = 0;
0fc2c0f6 164static char *video_language = NULL;
85f07f22 165static int same_quality = 0;
cfcf0ffd 166static int do_deinterlace = 0;
bb198e19 167static int top_field_first = -1;
f4f3223f 168static int me_threshold = 0;
1a11cbcc 169static int intra_dc_precision = 8;
5894e1bb 170static int loop_input = 0;
8108551a 171static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 172static int qp_hist = 0;
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173#if CONFIG_AVFILTER
174static char *vfilters = NULL;
aa1249b8 175AVFilterGraph *graph = NULL;
46847a33 176#endif
85f07f22 177
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178static int intra_only = 0;
179static int audio_sample_rate = 44100;
13367a46 180static int64_t channel_layout = 0;
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181#define QSCALE_NONE -99999
182static float audio_qscale = QSCALE_NONE;
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183static int audio_disable = 0;
184static int audio_channels = 1;
4a897224 185static char *audio_codec_name = NULL;
83a36b2e 186static unsigned int audio_codec_tag = 0;
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187static char *audio_language = NULL;
188
11bf3847 189static int subtitle_disable = 0;
4a897224 190static char *subtitle_codec_name = NULL;
cf7fc795 191static char *subtitle_language = NULL;
83a36b2e 192static unsigned int subtitle_codec_tag = 0;
85f07f22 193
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194static float mux_preload= 0.5;
195static float mux_max_delay= 0.7;
2db3c638 196
fc7ad2af 197static int64_t recording_time = INT64_MAX;
8831db5c 198static int64_t start_time = 0;
25d34458 199static int64_t recording_timestamp = 0;
a6a92a9a 200static int64_t input_ts_offset = 0;
85f07f22 201static int file_overwrite = 0;
4bf65e2a 202static AVMetadata *metadata;
5727b222 203static int do_benchmark = 0;
a0663ba4 204static int do_hex_dump = 0;
254abc2e 205static int do_pkt_dump = 0;
43f1708f 206static int do_psnr = 0;
5abdb4b1 207static int do_pass = 0;
ad16627f 208static char *pass_logfilename_prefix = NULL;
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FB
209static int audio_stream_copy = 0;
210static int video_stream_copy = 0;
cf7fc795 211static int subtitle_stream_copy = 0;
8858816d 212static int video_sync_method= -1;
986ebcdb 213static int audio_sync_method= 0;
d4d226a8 214static float audio_drift_threshold= 0.1;
72bd8100 215static int copy_ts= 0;
76bdac6d 216static int opt_shortest = 0;
90ad92b3 217static int video_global_header = 0;
b60d1379 218static char *vstats_filename;
032aa7df 219static FILE *vstats_file;
50e143c4 220static int opt_programid = 0;
50e3477f 221static int copy_initial_nonkeyframes = 0;
5abdb4b1 222
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223static int rate_emu = 0;
224
a5df11ab 225static int video_channel = 0;
df0cecdd 226static char *video_standard;
79a7c268 227
a9aa3467 228static int audio_volume = 256;
8aa3ee32 229
f2abc559 230static int exit_on_error = 0;
d9a916e2 231static int using_stdin = 0;
f068206e 232static int verbose = 1;
9c3d33d6 233static int thread_count= 1;
b51469a0 234static int q_pressed = 0;
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MN
235static int64_t video_size = 0;
236static int64_t audio_size = 0;
237static int64_t extra_size = 0;
a6a92a9a
WG
238static int nb_frames_dup = 0;
239static int nb_frames_drop = 0;
6e454c38 240static int input_sync;
76bdac6d 241static uint64_t limit_filesize = 0;
d2845b75 242static int force_fps = 0;
4ad08021 243static char *forced_key_frames = NULL;
d9a916e2 244
a8482aab 245static float dts_delta_threshold = 10;
5b6d5596 246
e60da588 247static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 248
29cc1c23 249static int64_t timer_start;
8bbf6db9 250
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BC
251static uint8_t *audio_buf;
252static uint8_t *audio_out;
b8919a30 253unsigned int allocated_audio_out_size, allocated_audio_buf_size;
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BC
254
255static short *samples;
256
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MN
257static AVBitStreamFilterContext *video_bitstream_filters=NULL;
258static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 259static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
5b6d5596 260
ad16627f 261#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 262
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WG
263struct AVInputStream;
264
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FB
265typedef struct AVOutputStream {
266 int file_index; /* file index */
267 int index; /* stream index in the output file */
268 int source_index; /* AVInputStream index */
269 AVStream *st; /* stream in the output file */
ec5517d5
FB
270 int encoding_needed; /* true if encoding needed for this stream */
271 int frame_number;
272 /* input pts and corresponding output pts
273 for A/V sync */
b4a3389e
WG
274 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
275 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 276 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
0b6d358a 277 AVBitStreamFilterContext *bitstream_filters;
85f07f22 278 /* video only */
07d0cdfc 279 int video_resample;
a4d36c11 280 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
281 struct SwsContext *img_resample_ctx; /* for image resampling */
282 int resample_height;
352666c1 283 int resample_width;
01a3c821 284 int resample_pix_fmt;
34b10a57 285
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286 /* full frame size of first frame */
287 int original_height;
288 int original_width;
289
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290 /* forced key frames */
291 int64_t *forced_kf_pts;
292 int forced_kf_count;
293 int forced_kf_index;
294
85f07f22
FB
295 /* audio only */
296 int audio_resample;
297 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR
298 int reformat_pair;
299 AVAudioConvert *reformat_ctx;
41dd680d 300 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 301 FILE *logfile;
85f07f22
FB
302} AVOutputStream;
303
9fdf4b58
NG
304static AVOutputStream **output_streams_for_file[MAX_FILES] = { NULL };
305static int nb_output_streams_for_file[MAX_FILES] = { 0 };
306
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FB
307typedef struct AVInputStream {
308 int file_index;
309 int index;
310 AVStream *st;
311 int discard; /* true if stream data should be discarded */
312 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 313 int64_t sample_index; /* current sample */
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314
315 int64_t start; /* time when read started */
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316 int64_t next_pts; /* synthetic pts for cases where pkt.pts
317 is not defined */
e7d0374f 318 int64_t pts; /* current pts */
0ff4f0c0 319 PtsCorrectionContext pts_ctx;
ff4905a5 320 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 321 int showed_multi_packet_warning;
55a7e946 322 int is_past_recording_time;
46847a33 323#if CONFIG_AVFILTER
dfd57757 324 AVFilterContext *output_video_filter;
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MN
325 AVFilterContext *input_video_filter;
326 AVFrame *filter_frame;
327 int has_filter_frame;
ecc8dada 328 AVFilterBufferRef *picref;
46847a33 329#endif
85f07f22
FB
330} AVInputStream;
331
332typedef struct AVInputFile {
333 int eof_reached; /* true if eof reached */
334 int ist_index; /* index of first stream in ist_table */
335 int buffer_size; /* current total buffer size */
79fdaa4c 336 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
337} AVInputFile;
338
b250f9c6 339#if HAVE_TERMIOS_H
bdc4796f 340
85f07f22
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341/* init terminal so that we can grab keys */
342static struct termios oldtty;
64f6e357 343#endif
85f07f22 344
46847a33 345#if CONFIG_AVFILTER
46847a33 346
46847a33
MN
347static int configure_filters(AVInputStream *ist, AVOutputStream *ost)
348{
a9f3cb93 349 AVFilterContext *last_filter, *filter;
46847a33
MN
350 /** filter graph containing all filters including input & output */
351 AVCodecContext *codec = ost->st->codec;
352 AVCodecContext *icodec = ist->st->codec;
f7ead94c 353 FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt };
46847a33 354 char args[255];
4ddf0d29 355 int ret;
46847a33 356
e15aeea6 357 graph = avfilter_graph_alloc();
46847a33 358
94498ec9 359 snprintf(args, 255, "%d:%d:%d:%d:%d", ist->st->codec->width,
da1b9b88 360 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE);
037be76e
SS
361 ret = avfilter_graph_create_filter(&ist->input_video_filter, avfilter_get_by_name("buffer"),
362 "src", args, NULL, graph);
363 if (ret < 0)
4ddf0d29 364 return ret;
037be76e
SS
365 ret = avfilter_graph_create_filter(&ist->output_video_filter, &ffsink,
366 "out", NULL, &ffsink_ctx, graph);
367 if (ret < 0)
4ddf0d29 368 return ret;
a9f3cb93 369 last_filter = ist->input_video_filter;
46847a33 370
5879ea6d 371 if (codec->width != icodec->width || codec->height != icodec->height) {
6e82e7fa 372 snprintf(args, 255, "%d:%d:flags=0x%X",
0c22311b
MN
373 codec->width,
374 codec->height,
46847a33 375 (int)av_get_int(sws_opts, "sws_flags", NULL));
037be76e
SS
376 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
377 NULL, args, NULL, graph)) < 0)
4ddf0d29
SS
378 return ret;
379 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
380 return ret;
a9f3cb93 381 last_filter = filter;
46847a33
MN
382 }
383
f96363df
BC
384 snprintf(args, sizeof(args), "flags=0x%X", (int)av_get_int(sws_opts, "sws_flags", NULL));
385 graph->scale_sws_opts = av_strdup(args);
386
79b90b25 387 if (vfilters) {
46847a33
MN
388 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
389 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
390
391 outputs->name = av_strdup("in");
7313132b 392 outputs->filter_ctx = last_filter;
46847a33
MN
393 outputs->pad_idx = 0;
394 outputs->next = NULL;
395
396 inputs->name = av_strdup("out");
7313132b 397 inputs->filter_ctx = ist->output_video_filter;
46847a33
MN
398 inputs->pad_idx = 0;
399 inputs->next = NULL;
400
4ddf0d29
SS
401 if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0)
402 return ret;
46847a33
MN
403 av_freep(&vfilters);
404 } else {
dfd57757 405 if ((ret = avfilter_link(last_filter, 0, ist->output_video_filter, 0)) < 0)
4ddf0d29 406 return ret;
46847a33
MN
407 }
408
2a24df93 409 if ((ret = avfilter_graph_config(graph, NULL)) < 0)
4ddf0d29 410 return ret;
46847a33 411
dfd57757
SS
412 codec->width = ist->output_video_filter->inputs[0]->w;
413 codec->height = ist->output_video_filter->inputs[0]->h;
46847a33
MN
414
415 return 0;
416}
417#endif /* CONFIG_AVFILTER */
418
85f07f22
FB
419static void term_exit(void)
420{
6b6bca64 421 av_log(NULL, AV_LOG_QUIET, "");
64f6e357 422#if HAVE_TERMIOS_H
85f07f22 423 tcsetattr (0, TCSANOW, &oldtty);
9a9509e6 424#endif
64f6e357 425}
85f07f22 426
e9a832e5 427static volatile int received_sigterm = 0;
9680a722
RP
428
429static void
430sigterm_handler(int sig)
431{
432 received_sigterm = sig;
433 term_exit();
434}
435
85f07f22
FB
436static void term_init(void)
437{
b250f9c6 438#if HAVE_TERMIOS_H
85f07f22
FB
439 struct termios tty;
440
441 tcgetattr (0, &tty);
442 oldtty = tty;
9a9509e6 443 atexit(term_exit);
85f07f22
FB
444
445 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
446 |INLCR|IGNCR|ICRNL|IXON);
447 tty.c_oflag |= OPOST;
448 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
449 tty.c_cflag &= ~(CSIZE|PARENB);
450 tty.c_cflag |= CS8;
451 tty.c_cc[VMIN] = 1;
452 tty.c_cc[VTIME] = 0;
115329f1 453
85f07f22 454 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
455 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
456#endif
85f07f22 457
9680a722 458 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 459 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR
460#ifdef SIGXCPU
461 signal(SIGXCPU, sigterm_handler);
462#endif
85f07f22
FB
463}
464
465/* read a key without blocking */
466static int read_key(void)
467{
b250f9c6 468#if HAVE_TERMIOS_H
9ddd71fc 469 int n = 1;
85f07f22 470 unsigned char ch;
9ddd71fc 471 struct timeval tv;
85f07f22
FB
472 fd_set rfds;
473
474 FD_ZERO(&rfds);
475 FD_SET(0, &rfds);
476 tv.tv_sec = 0;
477 tv.tv_usec = 0;
478 n = select(1, &rfds, NULL, NULL, &tv);
479 if (n > 0) {
cb09b2ed
PG
480 n = read(0, &ch, 1);
481 if (n == 1)
85f07f22 482 return ch;
cb09b2ed
PG
483
484 return n;
85f07f22 485 }
b250f9c6 486#elif HAVE_CONIO_H
4b54c6d0
RP
487 if(kbhit())
488 return(getch());
d86b83f8 489#endif
85f07f22
FB
490 return -1;
491}
492
b51469a0
LS
493static int decode_interrupt_cb(void)
494{
495 return q_pressed || (q_pressed = read_key() == 'q');
496}
497
639e4ec8 498static int ffmpeg_exit(int ret)
e5295c0d
RP
499{
500 int i;
501
502 /* close files */
503 for(i=0;i<nb_output_files;i++) {
504 /* maybe av_close_output_file ??? */
505 AVFormatContext *s = output_files[i];
506 int j;
8767060c 507 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP
508 url_fclose(s->pb);
509 for(j=0;j<s->nb_streams;j++) {
094d9df7 510 av_metadata_free(&s->streams[j]->metadata);
e5295c0d 511 av_free(s->streams[j]->codec);
fd0368e7 512 av_free(s->streams[j]->info);
e5295c0d
RP
513 av_free(s->streams[j]);
514 }
094d9df7
AJ
515 for(j=0;j<s->nb_programs;j++) {
516 av_metadata_free(&s->programs[j]->metadata);
517 }
518 for(j=0;j<s->nb_chapters;j++) {
519 av_metadata_free(&s->chapters[j]->metadata);
520 }
521 av_metadata_free(&s->metadata);
e5295c0d 522 av_free(s);
9fdf4b58 523 av_free(output_streams_for_file[i]);
e5295c0d 524 }
2c6958aa 525 for(i=0;i<nb_input_files;i++) {
e5295c0d 526 av_close_input_file(input_files[i]);
2c6958aa
AJ
527 av_free(input_files_ts_scale[i]);
528 }
e5295c0d 529
e5295c0d
RP
530 av_free(intra_matrix);
531 av_free(inter_matrix);
532
533 if (vstats_file)
534 fclose(vstats_file);
535 av_free(vstats_filename);
536
537 av_free(opt_names);
e640f261 538 av_free(streamid_map);
311e223f 539 av_free(input_codecs);
0a6d97b3 540 av_free(output_codecs);
3a8e8824 541 av_free(stream_maps);
63e856df 542 av_free(meta_data_maps);
e5295c0d
RP
543
544 av_free(video_codec_name);
545 av_free(audio_codec_name);
546 av_free(subtitle_codec_name);
547
548 av_free(video_standard);
549
a5c33faa 550 uninit_opts();
3321cb3f
BC
551 av_free(audio_buf);
552 av_free(audio_out);
b8919a30 553 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 554 av_free(samples);
5973490a 555
46847a33
MN
556#if CONFIG_AVFILTER
557 avfilter_uninit();
558#endif
559
e5295c0d
RP
560 if (received_sigterm) {
561 fprintf(stderr,
562 "Received signal %d: terminating.\n",
563 (int) received_sigterm);
564 exit (255);
565 }
566
296df4e7
RP
567 exit(ret); /* not all OS-es handle main() return value */
568 return ret;
dba249ab
AJ
569}
570
571/* similar to ff_dynarray_add() and av_fast_realloc() */
572static void *grow_array(void *array, int elem_size, int *size, int new_size)
573{
574 if (new_size >= INT_MAX / elem_size) {
575 fprintf(stderr, "Array too big.\n");
576 ffmpeg_exit(1);
577 }
578 if (*size < new_size) {
579 uint8_t *tmp = av_realloc(array, new_size*elem_size);
580 if (!tmp) {
581 fprintf(stderr, "Could not alloc buffer.\n");
582 ffmpeg_exit(1);
583 }
584 memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
585 *size = new_size;
586 return tmp;
587 }
588 return array;
e5295c0d
RP
589}
590
aa1de0d9
RB
591static void choose_sample_fmt(AVStream *st, AVCodec *codec)
592{
593 if(codec && codec->sample_fmts){
5d6e4c16 594 const enum AVSampleFormat *p= codec->sample_fmts;
aa1de0d9
RB
595 for(; *p!=-1; p++){
596 if(*p == st->codec->sample_fmt)
597 break;
598 }
599 if(*p == -1)
600 st->codec->sample_fmt = codec->sample_fmts[0];
601 }
602}
603
10d0f5e0
MN
604static void choose_sample_rate(AVStream *st, AVCodec *codec)
605{
606 if(codec && codec->supported_samplerates){
607 const int *p= codec->supported_samplerates;
3c5e1b36 608 int best=0;
10d0f5e0
MN
609 int best_dist=INT_MAX;
610 for(; *p; p++){
611 int dist= abs(st->codec->sample_rate - *p);
612 if(dist < best_dist){
613 best_dist= dist;
614 best= *p;
615 }
616 }
ff866063
MN
617 if(best_dist){
618 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
619 }
10d0f5e0
MN
620 st->codec->sample_rate= best;
621 }
622}
623
aa1de0d9
RB
624static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
625{
626 if(codec && codec->pix_fmts){
627 const enum PixelFormat *p= codec->pix_fmts;
628 for(; *p!=-1; p++){
629 if(*p == st->codec->pix_fmt)
630 break;
631 }
632 if(*p == -1
633 && !( st->codec->codec_id==CODEC_ID_MJPEG
2d525ef4 634 && st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL
aa1de0d9
RB
635 && ( st->codec->pix_fmt == PIX_FMT_YUV420P
636 || st->codec->pix_fmt == PIX_FMT_YUV422P)))
637 st->codec->pix_fmt = codec->pix_fmts[0];
638 }
639}
640
ec1ca41c
CEH
641static AVOutputStream *new_output_stream(AVFormatContext *oc, int file_idx)
642{
643 int idx = oc->nb_streams - 1;
644 AVOutputStream *ost;
645
646 output_streams_for_file[file_idx] =
647 grow_array(output_streams_for_file[file_idx],
648 sizeof(*output_streams_for_file[file_idx]),
649 &nb_output_streams_for_file[file_idx],
650 oc->nb_streams);
651 ost = output_streams_for_file[file_idx][idx] =
652 av_mallocz(sizeof(AVOutputStream));
653 if (!ost) {
654 fprintf(stderr, "Could not alloc output stream\n");
655 ffmpeg_exit(1);
656 }
657 ost->file_index = file_idx;
658 ost->index = idx;
659 return ost;
660}
661
b29f97d1 662static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 663{
79fdaa4c 664 int i, err;
85f07f22 665 AVFormatContext *ic;
3438d82d 666 int nopts = 0;
85f07f22 667
79fdaa4c
FB
668 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
669 if (err < 0)
670 return err;
85f07f22 671 /* copy stream format */
b67f3d65 672 s->nb_streams = 0;
85f07f22
FB
673 for(i=0;i<ic->nb_streams;i++) {
674 AVStream *st;
d9521cb1 675 AVCodec *codec;
1e491e29 676
b67f3d65
RC
677 s->nb_streams++;
678
f37f8d4c 679 // FIXME: a more elegant solution is needed
e1031171 680 st = av_mallocz(sizeof(AVStream));
85f07f22 681 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 682 st->codec = avcodec_alloc_context();
7ef61879
RP
683 if (!st->codec) {
684 print_error(filename, AVERROR(ENOMEM));
639e4ec8 685 ffmpeg_exit(1);
7ef61879 686 }
d9521cb1 687 avcodec_copy_context(st->codec, ic->streams[i]->codec);
85f07f22 688 s->streams[i] = st;
837d248d 689
d9521cb1
RB
690 codec = avcodec_find_encoder(st->codec->codec_id);
691 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
692 if (audio_stream_copy) {
693 st->stream_copy = 1;
694 } else
695 choose_sample_fmt(st, codec);
696 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
697 if (video_stream_copy) {
698 st->stream_copy = 1;
699 } else
700 choose_pixel_fmt(st, codec);
701 }
837d248d 702
dbedf2aa
BC
703 if(!st->codec->thread_count)
704 st->codec->thread_count = 1;
705 if(st->codec->thread_count>1)
706 avcodec_thread_init(st->codec, st->codec->thread_count);
707
3438d82d
BC
708 if(st->codec->flags & CODEC_FLAG_BITEXACT)
709 nopts = 1;
b67f3d65
RC
710
711 new_output_stream(s, nb_output_files);
85f07f22
FB
712 }
713
3438d82d
BC
714 if (!nopts)
715 s->timestamp = av_gettime();
716
85f07f22
FB
717 av_close_input_file(ic);
718 return 0;
719}
720
b4a3389e
WG
721static double
722get_sync_ipts(const AVOutputStream *ost)
723{
724 const AVInputStream *ist = ost->sync_ist;
fec401f7 725 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
726}
727
748c2fca 728static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
729 int ret;
730
748c2fca
MN
731 while(bsfc){
732 AVPacket new_pkt= *pkt;
733 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
734 &new_pkt.data, &new_pkt.size,
735 pkt->data, pkt->size,
cc947f04 736 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 737 if(a>0){
748c2fca
MN
738 av_free_packet(pkt);
739 new_pkt.destruct= av_destruct_packet;
7055cdac 740 } else if(a<0){
1f8e32cd
DB
741 fprintf(stderr, "%s failed for stream %d, codec %s",
742 bsfc->filter->name, pkt->stream_index,
743 avctx->codec ? avctx->codec->name : "copy");
7055cdac 744 print_error("", a);
f2abc559 745 if (exit_on_error)
639e4ec8 746 ffmpeg_exit(1);
748c2fca
MN
747 }
748 *pkt= new_pkt;
749
750 bsfc= bsfc->next;
751 }
752
0ac07031
MN
753 ret= av_interleaved_write_frame(s, pkt);
754 if(ret < 0){
755 print_error("av_interleaved_write_frame()", ret);
639e4ec8 756 ffmpeg_exit(1);
0ac07031 757 }
748c2fca
MN
758}
759
817b23ff 760#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 761
115329f1
DB
762static void do_audio_out(AVFormatContext *s,
763 AVOutputStream *ost,
85f07f22
FB
764 AVInputStream *ist,
765 unsigned char *buf, int size)
766{
0c1a9eda 767 uint8_t *buftmp;
15bfe412 768 int64_t audio_out_size, audio_buf_size;
7a086a85 769 int64_t allocated_for_size= size;
d66c7abc 770
85f07f22 771 int size_out, frame_bytes, ret;
01f4895c 772 AVCodecContext *enc= ost->st->codec;
2886f311 773 AVCodecContext *dec= ist->st->codec;
ba7d6e79
SS
774 int osize= av_get_bits_per_sample_fmt(enc->sample_fmt)/8;
775 int isize= av_get_bits_per_sample_fmt(dec->sample_fmt)/8;
15bfe412
MN
776 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
777
7a086a85
MN
778need_realloc:
779 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 780 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 781 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
79c85beb 782 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
15bfe412
MN
783 audio_buf_size*= osize*enc->channels;
784
785 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
786 if(coded_bps > 8*osize)
787 audio_out_size= audio_out_size * coded_bps / (8*osize);
788 audio_out_size += FF_MIN_BUFFER_SIZE;
789
790 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
791 fprintf(stderr, "Buffer sizes too large\n");
639e4ec8 792 ffmpeg_exit(1);
15bfe412 793 }
85f07f22 794
b8919a30
MN
795 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
796 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN
797 if (!audio_buf || !audio_out){
798 fprintf(stderr, "Out of memory in do_audio_out\n");
639e4ec8 799 ffmpeg_exit(1);
e185a2f6 800 }
d66c7abc 801
2886f311
802 if (enc->channels != dec->channels)
803 ost->audio_resample = 1;
804
805 if (ost->audio_resample && !ost->resample) {
5d6e4c16 806 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
d1e3c6fd
BC
807 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
808 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
809 enc->sample_rate, dec->sample_rate,
810 enc->sample_fmt, dec->sample_fmt,
811 16, 10, 0, 0.8);
2886f311
812 if (!ost->resample) {
813 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
814 dec->channels, dec->sample_rate,
815 enc->channels, enc->sample_rate);
639e4ec8 816 ffmpeg_exit(1);
2886f311
817 }
818 }
819
5d6e4c16 820#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
d1e3c6fd 821 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 822 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR
823 if (ost->reformat_ctx)
824 av_audio_convert_free(ost->reformat_ctx);
825 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
826 dec->sample_fmt, 1, NULL, 0);
827 if (!ost->reformat_ctx) {
828 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
ba7d6e79
SS
829 av_get_sample_fmt_name(dec->sample_fmt),
830 av_get_sample_fmt_name(enc->sample_fmt));
639e4ec8 831 ffmpeg_exit(1);
a79db0f7
PR
832 }
833 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
834 }
835
986ebcdb 836 if(audio_sync_method){
115329f1 837 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
37f5a713
JR
838 - av_fifo_size(ost->fifo)/(enc->channels * 2);
839 double idelta= delta*dec->sample_rate / enc->sample_rate;
ff19d16b 840 int byte_delta= ((int)idelta)*2*dec->channels;
ff4905a5 841
986ebcdb
MN
842 //FIXME resample delay
843 if(fabs(delta) > 50){
d4d226a8 844 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 845 if(byte_delta < 0){
f41dd5aa 846 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
847 size += byte_delta;
848 buf -= byte_delta;
849 if(verbose > 2)
850 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
851 if(!size)
852 return;
853 ist->is_start=0;
854 }else{
855 static uint8_t *input_tmp= NULL;
856 input_tmp= av_realloc(input_tmp, byte_delta + size);
857
7a086a85
MN
858 if(byte_delta > allocated_for_size - size){
859 allocated_for_size= byte_delta + (int64_t)size;
860 goto need_realloc;
861 }
862 ist->is_start=0;
ff4905a5
MN
863
864 memset(input_tmp, 0, byte_delta);
865 memcpy(input_tmp + byte_delta, buf, size);
866 buf= input_tmp;
867 size += byte_delta;
868 if(verbose > 2)
869 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
870 }
871 }else if(audio_sync_method>1){
f66e4f5f 872 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
b926b628 873 av_assert0(ost->audio_resample);
ff4905a5
MN
874 if(verbose > 2)
875 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 876// 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
877 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
878 }
115329f1 879 }
986ebcdb 880 }else
b4a3389e 881 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
37f5a713 882 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
85f07f22
FB
883
884 if (ost->audio_resample) {
885 buftmp = audio_buf;
115329f1 886 size_out = audio_resample(ost->resample,
85f07f22 887 (short *)buftmp, (short *)buf,
37f5a713 888 size / (dec->channels * isize));
287ba997 889 size_out = size_out * enc->channels * osize;
85f07f22
FB
890 } else {
891 buftmp = buf;
892 size_out = size;
893 }
894
d1e3c6fd 895 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 896 const void *ibuf[6]= {buftmp};
80f47250 897 void *obuf[6]= {audio_buf};
287ba997
PR
898 int istride[6]= {isize};
899 int ostride[6]= {osize};
a79db0f7
PR
900 int len= size_out/istride[0];
901 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
902 printf("av_audio_convert() failed\n");
f2abc559 903 if (exit_on_error)
639e4ec8 904 ffmpeg_exit(1);
a79db0f7
PR
905 return;
906 }
80f47250 907 buftmp = audio_buf;
287ba997 908 size_out = len*osize;
a79db0f7
PR
909 }
910
85f07f22 911 /* now encode as many frames as possible */
a0663ba4 912 if (enc->frame_size > 1) {
85f07f22 913 /* output resampled raw samples */
41dd680d 914 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5 915 fprintf(stderr, "av_fifo_realloc2() failed\n");
639e4ec8 916 ffmpeg_exit(1);
745b39d5 917 }
41dd680d 918 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 919
287ba997 920 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 921
41dd680d 922 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN
923 AVPacket pkt;
924 av_init_packet(&pkt);
925
3898eed8 926 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 927
5bc440e7
MN
928 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
929
115329f1 930 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 931 (short *)audio_buf);
528271ff
MN
932 if (ret < 0) {
933 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 934 ffmpeg_exit(1);
528271ff 935 }
1008ceb3 936 audio_size += ret;
e928649b
MN
937 pkt.stream_index= ost->index;
938 pkt.data= audio_out;
939 pkt.size= ret;
e7902f20 940 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 941 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 942 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 943 write_frame(s, &pkt, enc, ost->bitstream_filters);
115329f1 944
986ebcdb 945 ost->sync_opts += enc->frame_size;
85f07f22
FB
946 }
947 } else {
e928649b
MN
948 AVPacket pkt;
949 av_init_packet(&pkt);
986ebcdb 950
287ba997 951 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 952
a0663ba4 953 /* output a pcm frame */
287ba997
PR
954 /* determine the size of the coded buffer */
955 size_out /= osize;
956 if (coded_bps)
060b8592 957 size_out = size_out*coded_bps/8;
287ba997 958
5ee05a62
MN
959 if(size_out > audio_out_size){
960 fprintf(stderr, "Internal error, buffer size too small\n");
639e4ec8 961 ffmpeg_exit(1);
5ee05a62
MN
962 }
963
5bc440e7 964 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 965 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 966 (short *)buftmp);
528271ff
MN
967 if (ret < 0) {
968 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 969 ffmpeg_exit(1);
528271ff 970 }
1008ceb3 971 audio_size += ret;
e928649b
MN
972 pkt.stream_index= ost->index;
973 pkt.data= audio_out;
974 pkt.size= ret;
e7902f20 975 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 976 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 977 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 978 write_frame(s, &pkt, enc, ost->bitstream_filters);
85f07f22
FB
979 }
980}
981
10d104e4
PG
982static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
983{
984 AVCodecContext *dec;
985 AVPicture *picture2;
986 AVPicture picture_tmp;
0c1a9eda 987 uint8_t *buf = 0;
10d104e4 988
01f4895c 989 dec = ist->st->codec;
10d104e4
PG
990
991 /* deinterlace : must be done before any resize */
fdf11906 992 if (do_deinterlace) {
10d104e4
PG
993 int size;
994
995 /* create temporary picture */
996 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
997 buf = av_malloc(size);
998 if (!buf)
999 return;
115329f1 1000
10d104e4
PG
1001 picture2 = &picture_tmp;
1002 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1003
9e1cc598
RP
1004 if(avpicture_deinterlace(picture2, picture,
1005 dec->pix_fmt, dec->width, dec->height) < 0) {
1006 /* if error, do not deinterlace */
1007 fprintf(stderr, "Deinterlacing failed\n");
1008 av_free(buf);
1009 buf = NULL;
1010 picture2 = picture;
1011 }
10d104e4
PG
1012 } else {
1013 picture2 = picture;
1014 }
1015
10d104e4
PG
1016 if (picture != picture2)
1017 *picture = *picture2;
1018 *bufp = buf;
1019}
1020
ec5517d5
FB
1021/* we begin to correct av delay at this threshold */
1022#define AV_DELAY_MAX 0.100
85f07f22 1023
115329f1
DB
1024static void do_subtitle_out(AVFormatContext *s,
1025 AVOutputStream *ost,
cf7fc795
FB
1026 AVInputStream *ist,
1027 AVSubtitle *sub,
1028 int64_t pts)
1029{
1030 static uint8_t *subtitle_out = NULL;
7f4fca03 1031 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB
1032 int subtitle_out_size, nb, i;
1033 AVCodecContext *enc;
1034 AVPacket pkt;
1035
1036 if (pts == AV_NOPTS_VALUE) {
1037 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559 1038 if (exit_on_error)
639e4ec8 1039 ffmpeg_exit(1);
cf7fc795
FB
1040 return;
1041 }
1042
01f4895c 1043 enc = ost->st->codec;
cf7fc795
FB
1044
1045 if (!subtitle_out) {
1046 subtitle_out = av_malloc(subtitle_out_max_size);
1047 }
1048
1049 /* Note: DVB subtitle need one packet to draw them and one other
1050 packet to clear them */
1051 /* XXX: signal it in the codec context ? */
1052 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1053 nb = 2;
1054 else
1055 nb = 1;
1056
1057 for(i = 0; i < nb; i++) {
4bbe788a 1058 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD
1059 // start_display_time is required to be 0
1060 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1061 sub->end_display_time -= sub->start_display_time;
1062 sub->start_display_time = 0;
115329f1 1063 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1064 subtitle_out_max_size, sub);
266649a5
RD
1065 if (subtitle_out_size < 0) {
1066 fprintf(stderr, "Subtitle encoding failed\n");
639e4ec8 1067 ffmpeg_exit(1);
266649a5 1068 }
115329f1 1069
cf7fc795
FB
1070 av_init_packet(&pkt);
1071 pkt.stream_index = ost->index;
1072 pkt.data = subtitle_out;
1073 pkt.size = subtitle_out_size;
8b03c014 1074 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB
1075 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1076 /* XXX: the pts correction is handled here. Maybe handling
1077 it in the codec would be better */
1078 if (i == 0)
1079 pkt.pts += 90 * sub->start_display_time;
1080 else
1081 pkt.pts += 90 * sub->end_display_time;
1082 }
0b6d358a 1083 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
cf7fc795
FB
1084 }
1085}
1086
8a6cb114 1087static int bit_buffer_size= 1024*256;
27537106 1088static uint8_t *bit_buffer= NULL;
1ff93ffc 1089
115329f1
DB
1090static void do_video_out(AVFormatContext *s,
1091 AVOutputStream *ost,
85f07f22 1092 AVInputStream *ist,
7a0f9d7e 1093 AVFrame *in_picture,
986ebcdb 1094 int *frame_size)
85f07f22 1095{
ec5517d5 1096 int nb_frames, i, ret;
07d0cdfc 1097 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
cfcf0ffd 1098 AVCodecContext *enc, *dec;
47b229db 1099 double sync_ipts;
115329f1 1100
01f4895c
MN
1101 enc = ost->st->codec;
1102 dec = ist->st->codec;
85f07f22 1103
47b229db
AS
1104 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1105
ec5517d5
FB
1106 /* by default, we output a single frame */
1107 nb_frames = 1;
1108
204c0f48
PG
1109 *frame_size = 0;
1110
9ff261a2 1111 if(video_sync_method){
d55065a2 1112 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN
1113 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1114 if (vdelta < -1.1)
1115 nb_frames = 0;
e6fdc2b1
MN
1116 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1117 if(vdelta<=-0.6){
1118 nb_frames=0;
1119 }else if(vdelta>0.6)
7f48bfa1 1120 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1121 }else if (vdelta > 1.1)
70122f29 1122 nb_frames = lrintf(vdelta);
fc6765d7 1123//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
1124 if (nb_frames == 0){
1125 ++nb_frames_drop;
1126 if (verbose>2)
1127 fprintf(stderr, "*** drop!\n");
8300609b 1128 }else if (nb_frames > 1) {
ed30e518 1129 nb_frames_dup += nb_frames - 1;
50c3dd32 1130 if (verbose>2)
8300609b 1131 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
1132 }
1133 }else
47b229db 1134 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1135
72415b2a 1136 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1137 if (nb_frames <= 0)
85f07f22 1138 return;
ce7c56c2 1139
46847a33 1140 formatted_picture = in_picture;
07d0cdfc
LA
1141 final_picture = formatted_picture;
1142 padding_src = formatted_picture;
1143 resampling_dst = &ost->pict_tmp;
07d0cdfc 1144
5879ea6d
SS
1145 if ( ost->resample_height != ist->st->codec->height
1146 || ost->resample_width != ist->st->codec->width
b83ccbff
MN
1147 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
1148
1149 fprintf(stderr,"Input Stream #%d.%d frame size changed to %dx%d, %s\n", ist->file_index, ist->index, ist->st->codec->width, ist->st->codec->height,avcodec_get_pix_fmt_name(ist->st->codec->pix_fmt));
1150 if(!ost->video_resample)
639e4ec8 1151 ffmpeg_exit(1);
b83ccbff
MN
1152 }
1153
46847a33 1154#if !CONFIG_AVFILTER
85f07f22 1155 if (ost->video_resample) {
07d0cdfc 1156 padding_src = NULL;
34b10a57 1157 final_picture = &ost->pict_tmp;
5879ea6d
SS
1158 if( ost->resample_height != ist->st->codec->height
1159 || ost->resample_width != ist->st->codec->width
01a3c821 1160 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 1161
352666c1
EB
1162 /* initialize a new scaler context */
1163 sws_freeContext(ost->img_resample_ctx);
1164 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1165 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS
1166 ist->st->codec->width,
1167 ist->st->codec->height,
352666c1 1168 ist->st->codec->pix_fmt,
0c22311b
MN
1169 ost->st->codec->width,
1170 ost->st->codec->height,
352666c1
EB
1171 ost->st->codec->pix_fmt,
1172 sws_flags, NULL, NULL, NULL);
1173 if (ost->img_resample_ctx == NULL) {
1174 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 1175 ffmpeg_exit(1);
352666c1
EB
1176 }
1177 }
18a54b04
LA
1178 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1179 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1180 }
46847a33 1181#endif
07d0cdfc 1182
85f07f22 1183 /* duplicates frame if needed */
ec5517d5 1184 for(i=0;i<nb_frames;i++) {
e928649b
MN
1185 AVPacket pkt;
1186 av_init_packet(&pkt);
1187 pkt.stream_index= ost->index;
1188
e8750b00
FR
1189 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1190 /* raw pictures are written as AVPicture structure to
1191 avoid any copies. We support temorarily the older
1192 method. */
2744ca9a 1193 AVFrame* old_frame = enc->coded_frame;
bb270c08 1194 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
1195 pkt.data= (uint8_t *)final_picture;
1196 pkt.size= sizeof(AVPicture);
b4dba580 1197 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1198 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1199
0b6d358a 1200 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
bb270c08 1201 enc->coded_frame = old_frame;
e8750b00 1202 } else {
492cd3a9 1203 AVFrame big_picture;
a4d36c11
MN
1204
1205 big_picture= *final_picture;
7a0f9d7e
FB
1206 /* better than nothing: use input picture interlaced
1207 settings */
1208 big_picture.interlaced_frame = in_picture->interlaced_frame;
72415b2a 1209 if(avcodec_opts[AVMEDIA_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
1210 if(top_field_first == -1)
1211 big_picture.top_field_first = in_picture->top_field_first;
1212 else
2a8edc5d 1213 big_picture.top_field_first = top_field_first;
bb198e19 1214 }
7a0f9d7e 1215
85f07f22
FB
1216 /* handles sameq here. This is not correct because it may
1217 not be a global option */
f62c025a 1218 big_picture.quality = same_quality ? ist->st->quality : ost->st->quality;
f4f3223f
MN
1219 if(!me_threshold)
1220 big_picture.pict_type = 0;
50c3dd32 1221// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
1222 big_picture.pts= ost->sync_opts;
1223// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1224//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
4ad08021
NG
1225 if (ost->forced_kf_index < ost->forced_kf_count &&
1226 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
1227 big_picture.pict_type = FF_I_TYPE;
1228 ost->forced_kf_index++;
1229 }
115329f1 1230 ret = avcodec_encode_video(enc,
8a6cb114 1231 bit_buffer, bit_buffer_size,
1e491e29 1232 &big_picture);
95af5e1c 1233 if (ret < 0) {
4156a436 1234 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1235 ffmpeg_exit(1);
4156a436 1236 }
54e28a85 1237
4bbc6260 1238 if(ret>0){
27537106 1239 pkt.data= bit_buffer;
e928649b 1240 pkt.size= ret;
e6b4e4ff 1241 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1242 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1243/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
1244 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1245 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1246
e6b4e4ff 1247 if(enc->coded_frame->key_frame)
cc947f04 1248 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1249 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
e928649b 1250 *frame_size = ret;
44eb047a 1251 video_size += ret;
54e28a85
BC
1252 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1253 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN
1254 /* if two pass, output log */
1255 if (ost->logfile && enc->stats_out) {
1256 fprintf(ost->logfile, "%s", enc->stats_out);
1257 }
5abdb4b1 1258 }
85f07f22 1259 }
50c3dd32 1260 ost->sync_opts++;
ec5517d5 1261 ost->frame_number++;
85f07f22
FB
1262 }
1263}
1264
140cb663 1265static double psnr(double d){
b29f97d1 1266 return -10.0*log(d)/log(10.0);
140cb663
MN
1267}
1268
115329f1 1269static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1270 int frame_size)
ce7c56c2 1271{
ce7c56c2
J
1272 AVCodecContext *enc;
1273 int frame_number;
ce7c56c2 1274 double ti1, bitrate, avg_bitrate;
115329f1 1275
b60d1379 1276 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
1277 if (!vstats_file) {
1278 vstats_file = fopen(vstats_filename, "w");
1279 if (!vstats_file) {
4bd0c2b1 1280 perror("fopen");
639e4ec8 1281 ffmpeg_exit(1);
4bd0c2b1
BF
1282 }
1283 }
1284
01f4895c 1285 enc = ost->st->codec;
72415b2a 1286 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1287 frame_number = ost->frame_number;
032aa7df 1288 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1289 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1290 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1291
032aa7df 1292 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1293 /* compute pts value */
c0df9d75 1294 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1295 if (ti1 < 0.01)
1296 ti1 = 0.01;
115329f1 1297
c0df9d75 1298 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1299 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1300 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1301 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1302 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1303 }
ec5517d5
FB
1304}
1305
b29f97d1 1306static void print_report(AVFormatContext **output_files,
bb270c08
DB
1307 AVOutputStream **ost_table, int nb_ostreams,
1308 int is_last_report)
ec5517d5
FB
1309{
1310 char buf[1024];
1311 AVOutputStream *ost;
b5ee9c23 1312 AVFormatContext *oc;
0c1a9eda 1313 int64_t total_size;
ec5517d5
FB
1314 AVCodecContext *enc;
1315 int frame_number, vid, i;
1316 double bitrate, ti1, pts;
0c1a9eda 1317 static int64_t last_time = -1;
0888fd22 1318 static int qp_histogram[52];
115329f1 1319
ec5517d5 1320 if (!is_last_report) {
0c1a9eda 1321 int64_t cur_time;
ec5517d5
FB
1322 /* display the report every 0.5 seconds */
1323 cur_time = av_gettime();
1324 if (last_time == -1) {
1325 last_time = cur_time;
1326 return;
115329f1 1327 }
ec5517d5
FB
1328 if ((cur_time - last_time) < 500000)
1329 return;
1330 last_time = cur_time;
1331 }
1332
ce7c56c2 1333
ec5517d5
FB
1334 oc = output_files[0];
1335
899681cd 1336 total_size = url_fsize(oc->pb);
859d95ba 1337 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1338 total_size= url_ftell(oc->pb);
115329f1 1339
ec5517d5
FB
1340 buf[0] = '\0';
1341 ti1 = 1e10;
1342 vid = 0;
1343 for(i=0;i<nb_ostreams;i++) {
1344 ost = ost_table[i];
01f4895c 1345 enc = ost->st->codec;
72415b2a 1346 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
0ecca7a4 1347 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1348 !ost->st->stream_copy ?
99fb79b5 1349 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1350 }
72415b2a 1351 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW
1352 float t = (av_gettime()-timer_start) / 1000000.0;
1353
ec5517d5 1354 frame_number = ost->frame_number;
7fc98937
LW
1355 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1356 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1357 !ost->st->stream_copy ?
99fb79b5 1358 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1359 if(is_last_report)
0ecca7a4 1360 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1361 if(qp_hist){
0888fd22
MN
1362 int j;
1363 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1364 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN
1365 qp_histogram[qp]++;
1366 for(j=0; j<32; j++)
1367 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1368 }
890972be
MN
1369 if (enc->flags&CODEC_FLAG_PSNR){
1370 int j;
1371 double error, error_sum=0;
1372 double scale, scale_sum=0;
1373 char type[3]= {'Y','U','V'};
0ecca7a4 1374 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1375 for(j=0; j<3; j++){
1376 if(is_last_report){
1377 error= enc->error[j];
1378 scale= enc->width*enc->height*255.0*255.0*frame_number;
1379 }else{
1380 error= enc->coded_frame->error[j];
1381 scale= enc->width*enc->height*255.0*255.0;
1382 }
1383 if(j) scale/=4;
1384 error_sum += error;
1385 scale_sum += scale;
0ecca7a4 1386 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1387 }
0ecca7a4 1388 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1389 }
ec5517d5
FB
1390 vid = 1;
1391 }
1392 /* compute min output value */
43924f01 1393 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1394 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1395 ti1 = pts;
1396 }
1397 if (ti1 < 0.01)
1398 ti1 = 0.01;
115329f1 1399
f068206e
BE
1400 if (verbose || is_last_report) {
1401 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1402
1403 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1404 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1405 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1406
0f649d66 1407 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB
1408 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1409 nb_frames_dup, nb_frames_drop);
115329f1 1410
d8019eb5
AD
1411 if (verbose >= 0)
1412 fprintf(stderr, "%s \r", buf);
1413
ec5517d5
FB
1414 fflush(stderr);
1415 }
115329f1 1416
1008ceb3
MN
1417 if (is_last_report && verbose >= 0){
1418 int64_t raw= audio_size + video_size + extra_size;
f068206e 1419 fprintf(stderr, "\n");
1008ceb3
MN
1420 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1421 video_size/1024.0,
1422 audio_size/1024.0,
1423 extra_size/1024.0,
1424 100.0*(total_size - raw)/raw
1425 );
1426 }
ce7c56c2
J
1427}
1428
a700a6ae
FB
1429/* pkt = NULL means EOF (needed to flush decoder buffers) */
1430static int output_packet(AVInputStream *ist, int ist_index,
1431 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1432 const AVPacket *pkt)
a700a6ae
FB
1433{
1434 AVFormatContext *os;
1435 AVOutputStream *ost;
ede0e475 1436 int ret, i;
8157483d 1437 int got_picture;
a700a6ae 1438 AVFrame picture;
a700a6ae 1439 void *buffer_to_free;
f038fe8b 1440 static unsigned int samples_size= 0;
cf7fc795 1441 AVSubtitle subtitle, *subtitle_to_free;
0ff4f0c0 1442 int64_t pkt_pts = AV_NOPTS_VALUE;
46847a33 1443#if CONFIG_AVFILTER
d21f58b5 1444 int frame_available;
46847a33
MN
1445#endif
1446
ede0e475 1447 AVPacket avpkt;
ba7d6e79 1448 int bps = av_get_bits_per_sample_fmt(ist->st->codec->sample_fmt)>>3;
ede0e475 1449
ed923859
MN
1450 if(ist->next_pts == AV_NOPTS_VALUE)
1451 ist->next_pts= ist->pts;
1452
a700a6ae
FB
1453 if (pkt == NULL) {
1454 /* EOF handling */
031e14ea 1455 av_init_packet(&avpkt);
ede0e475
TB
1456 avpkt.data = NULL;
1457 avpkt.size = 0;
a700a6ae 1458 goto handle_eof;
031e14ea
TB
1459 } else {
1460 avpkt = *pkt;
a700a6ae
FB
1461 }
1462
b1b818fc
MN
1463 if(pkt->dts != AV_NOPTS_VALUE)
1464 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
0ff4f0c0
AS
1465 if(pkt->pts != AV_NOPTS_VALUE)
1466 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
b1b818fc 1467
bd6754aa 1468 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1469 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN
1470 uint8_t *data_buf, *decoded_data_buf;
1471 int data_size, decoded_data_size;
a700a6ae 1472 handle_eof:
b1b818fc 1473 ist->pts= ist->next_pts;
19d5da50 1474
d859bb1d 1475 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1476 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1477 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN
1478 ist->showed_multi_packet_warning=1;
1479 }
40cb57a2 1480
a700a6ae 1481 /* decode the packet if needed */
036c1382
MN
1482 decoded_data_buf = NULL; /* fail safe */
1483 decoded_data_size= 0;
1484 data_buf = avpkt.data;
1485 data_size = avpkt.size;
cf7fc795 1486 subtitle_to_free = NULL;
a700a6ae 1487 if (ist->decoding_needed) {
01f4895c 1488 switch(ist->st->codec->codec_type) {
72415b2a 1489 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM
1490 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1491 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1492 av_free(samples);
1493 samples= av_malloc(samples_size);
1494 }
036c1382 1495 decoded_data_size= samples_size;
a700a6ae
FB
1496 /* XXX: could avoid copy if PCM 16 bits with same
1497 endianness as CPU */
036c1382 1498 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1499 &avpkt);
a700a6ae
FB
1500 if (ret < 0)
1501 goto fail_decode;
ede0e475
TB
1502 avpkt.data += ret;
1503 avpkt.size -= ret;
036c1382 1504 data_size = ret;
a700a6ae 1505 /* Some bug in mpeg audio decoder gives */
036c1382
MN
1506 /* decoded_data_size < 0, it seems they are overflows */
1507 if (decoded_data_size <= 0) {
a700a6ae
FB
1508 /* no audio frame */
1509 continue;
1510 }
036c1382
MN
1511 decoded_data_buf = (uint8_t *)samples;
1512 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1513 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1514 break;}
72415b2a 1515 case AVMEDIA_TYPE_VIDEO:
036c1382 1516 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1517 /* XXX: allocate picture correctly */
9740beff 1518 avcodec_get_frame_defaults(&picture);
0ff4f0c0
AS
1519 ist->st->codec->reordered_opaque = pkt_pts;
1520 pkt_pts = AV_NOPTS_VALUE;
9740beff 1521
ede0e475
TB
1522 ret = avcodec_decode_video2(ist->st->codec,
1523 &picture, &got_picture, &avpkt);
a700a6ae 1524 ist->st->quality= picture.quality;
115329f1 1525 if (ret < 0)
a700a6ae
FB
1526 goto fail_decode;
1527 if (!got_picture) {
1528 /* no picture yet */
1529 goto discard_packet;
1530 }
0ff4f0c0 1531 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.reordered_opaque, ist->pts);
01f4895c 1532 if (ist->st->codec->time_base.num != 0) {
3797c74b 1533 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1534 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1535 ist->st->codec->time_base.num * ticks) /
01f4895c 1536 ist->st->codec->time_base.den;
a700a6ae 1537 }
ede0e475 1538 avpkt.size = 0;
a700a6ae 1539 break;
72415b2a 1540 case AVMEDIA_TYPE_SUBTITLE:
ede0e475 1541 ret = avcodec_decode_subtitle2(ist->st->codec,
28db3215 1542 &subtitle, &got_picture, &avpkt);
cf7fc795 1543 if (ret < 0)
a700a6ae 1544 goto fail_decode;
28db3215 1545 if (!got_picture) {
cf7fc795 1546 goto discard_packet;
a700a6ae 1547 }
cf7fc795 1548 subtitle_to_free = &subtitle;
ede0e475 1549 avpkt.size = 0;
cf7fc795
FB
1550 break;
1551 default:
1552 goto fail_decode;
1553 }
1554 } else {
bde0705c 1555 switch(ist->st->codec->codec_type) {
72415b2a 1556 case AVMEDIA_TYPE_AUDIO:
bde0705c 1557 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1558 ist->st->codec->sample_rate;
bde0705c 1559 break;
72415b2a 1560 case AVMEDIA_TYPE_VIDEO:
bde0705c 1561 if (ist->st->codec->time_base.num != 0) {
3797c74b 1562 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1563 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1564 ist->st->codec->time_base.num * ticks) /
bde0705c 1565 ist->st->codec->time_base.den;
2fef0bdf 1566 }
bde0705c 1567 break;
a700a6ae 1568 }
ede0e475
TB
1569 ret = avpkt.size;
1570 avpkt.size = 0;
bde0705c 1571 }
a700a6ae 1572
bde0705c 1573 buffer_to_free = NULL;
72415b2a 1574 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1575 pre_process_video_frame(ist, (AVPicture *)&picture,
1576 &buffer_to_free);
1577 }
a700a6ae 1578
46847a33
MN
1579#if CONFIG_AVFILTER
1580 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->input_video_filter) {
1581 // add it to be filtered
1582 av_vsrc_buffer_add_frame(ist->input_video_filter, &picture,
1583 ist->pts,
1584 ist->st->codec->sample_aspect_ratio);
1585 }
1586#endif
1587
bde0705c 1588 // preprocess audio (volume)
72415b2a 1589 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW
1590 if (audio_volume != 256) {
1591 short *volp;
1592 volp = samples;
036c1382 1593 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW
1594 int v = ((*volp) * audio_volume + 128) >> 8;
1595 if (v < -32768) v = -32768;
1596 if (v > 32767) v = 32767;
1597 *volp++ = v;
7e987c33
C
1598 }
1599 }
bde0705c 1600 }
7e987c33 1601
bde0705c 1602 /* frame rate emulation */
3a25ca18 1603 if (rate_emu) {
cb103a19 1604 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW
1605 int64_t now = av_gettime() - ist->start;
1606 if (pts > now)
1607 usleep(pts - now);
bde0705c 1608 }
46847a33 1609#if CONFIG_AVFILTER
d21f58b5 1610 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
dfd57757 1611 !ist->output_video_filter || avfilter_poll_frame(ist->output_video_filter->inputs[0]);
46847a33 1612#endif
bde0705c
LW
1613 /* if output time reached then transcode raw format,
1614 encode packets and output them */
1615 if (start_time == 0 || ist->pts >= start_time)
46847a33 1616#if CONFIG_AVFILTER
d21f58b5 1617 while (frame_available) {
ff0652e5 1618 AVRational ist_pts_tb;
dfd57757 1619 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->output_video_filter)
ff0652e5
SS
1620 get_filtered_video_frame(ist->output_video_filter, &picture, &ist->picref, &ist_pts_tb);
1621 if (ist->picref)
da1b9b88 1622 ist->pts = av_rescale_q(ist->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
46847a33 1623#endif
bde0705c
LW
1624 for(i=0;i<nb_ostreams;i++) {
1625 int frame_size;
a700a6ae 1626
bde0705c
LW
1627 ost = ost_table[i];
1628 if (ost->source_index == ist_index) {
1629 os = output_files[ost->file_index];
a700a6ae 1630
bde0705c
LW
1631 /* set the input output pts pairs */
1632 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1633
1634 if (ost->encoding_needed) {
b926b628 1635 av_assert0(ist->decoding_needed);
bde0705c 1636 switch(ost->st->codec->codec_type) {
72415b2a 1637 case AVMEDIA_TYPE_AUDIO:
036c1382 1638 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1639 break;
72415b2a 1640 case AVMEDIA_TYPE_VIDEO:
46847a33 1641#if CONFIG_AVFILTER
cc80caff
HM
1642 if (ist->picref->video)
1643 ost->st->codec->sample_aspect_ratio = ist->picref->video->pixel_aspect;
46847a33 1644#endif
bde0705c 1645 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1646 if (vstats_filename && frame_size)
bde0705c
LW
1647 do_video_stats(os, ost, frame_size);
1648 break;
72415b2a 1649 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW
1650 do_subtitle_out(os, ost, ist, &subtitle,
1651 pkt->pts);
1652 break;
1653 default:
0f4e8165 1654 abort();
bde0705c
LW
1655 }
1656 } else {
1657 AVFrame avframe; //FIXME/XXX remove this
1658 AVPacket opkt;
cdf38a17
MN
1659 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1660
bde0705c
LW
1661 av_init_packet(&opkt);
1662
cc947f04 1663 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN
1664 continue;
1665
bde0705c
LW
1666 /* no reencoding needed : output the packet directly */
1667 /* force the input stream PTS */
1668
1669 avcodec_get_frame_defaults(&avframe);
1670 ost->st->codec->coded_frame= &avframe;
cc947f04 1671 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1672
72415b2a 1673 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1674 audio_size += data_size;
72415b2a 1675 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1676 video_size += data_size;
1677 ost->sync_opts++;
1678 }
1679
1680 opkt.stream_index= ost->index;
1681 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1682 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW
1683 else
1684 opkt.pts= AV_NOPTS_VALUE;
1685
d2ce2f5e 1686 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1687 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC
1688 else
1689 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1690 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1691
a03d59b7 1692 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1693 opkt.flags= pkt->flags;
1694
1695 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN
1696 if( ost->st->codec->codec_id != CODEC_ID_H264
1697 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1698 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1699 ) {
cc947f04 1700 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 1701 opkt.destruct= av_destruct_packet;
d310d56a
BC
1702 } else {
1703 opkt.data = data_buf;
1704 opkt.size = data_size;
1705 }
bde0705c 1706
0b6d358a 1707 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
bde0705c
LW
1708 ost->st->codec->frame_number++;
1709 ost->frame_number++;
1710 av_free_packet(&opkt);
a700a6ae
FB
1711 }
1712 }
bde0705c 1713 }
46847a33
MN
1714
1715#if CONFIG_AVFILTER
748db0fc 1716 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
dfd57757 1717 ist->output_video_filter && avfilter_poll_frame(ist->output_video_filter->inputs[0]);
46847a33 1718 if(ist->picref)
7fce481a 1719 avfilter_unref_buffer(ist->picref);
46847a33
MN
1720 }
1721#endif
bde0705c
LW
1722 av_free(buffer_to_free);
1723 /* XXX: allocate the subtitles in the codec ? */
1724 if (subtitle_to_free) {
1725 if (subtitle_to_free->rects != NULL) {
1726 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN
1727 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1728 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1729 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1730 }
bde0705c 1731 av_freep(&subtitle_to_free->rects);
cf7fc795 1732 }
bde0705c
LW
1733 subtitle_to_free->num_rects = 0;
1734 subtitle_to_free = NULL;
a700a6ae 1735 }
bde0705c 1736 }
a700a6ae 1737 discard_packet:
6f824977
MN
1738 if (pkt == NULL) {
1739 /* EOF handling */
115329f1 1740
6f824977
MN
1741 for(i=0;i<nb_ostreams;i++) {
1742 ost = ost_table[i];
1743 if (ost->source_index == ist_index) {
01f4895c 1744 AVCodecContext *enc= ost->st->codec;
6f824977 1745 os = output_files[ost->file_index];
115329f1 1746
72415b2a 1747 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1748 continue;
72415b2a 1749 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1750 continue;
1751
1752 if (ost->encoding_needed) {
1753 for(;;) {
1754 AVPacket pkt;
cef7cc72 1755 int fifo_bytes;
6f824977
MN
1756 av_init_packet(&pkt);
1757 pkt.stream_index= ost->index;
115329f1 1758
01f4895c 1759 switch(ost->st->codec->codec_type) {
72415b2a 1760 case AVMEDIA_TYPE_AUDIO:
41dd680d 1761 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR
1762 ret = 0;
1763 /* encode any samples remaining in fifo */
b10d7e4e 1764 if (fifo_bytes > 0) {
ba7d6e79 1765 int osize = av_get_bits_per_sample_fmt(enc->sample_fmt) >> 3;
cef7cc72 1766 int fs_tmp = enc->frame_size;
b10d7e4e 1767
79c85beb 1768 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
b10d7e4e
BC
1769 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1770 enc->frame_size = fifo_bytes / (osize * enc->channels);
1771 } else { /* pad */
1772 int frame_bytes = enc->frame_size*osize*enc->channels;
79c85beb 1773 if (allocated_audio_buf_size < frame_bytes)
639e4ec8 1774 ffmpeg_exit(1);
e91376d1 1775 memset(audio_buf+fifo_bytes, 0, frame_bytes - fifo_bytes);
b10d7e4e
BC
1776 }
1777
79c85beb 1778 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
7c8689ef
BC
1779 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1780 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1781 enc->frame_size = fs_tmp;
9e0db7d5
MN
1782 }
1783 if(ret <= 0) {
cef7cc72
JR
1784 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1785 }
528271ff
MN
1786 if (ret < 0) {
1787 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 1788 ffmpeg_exit(1);
528271ff 1789 }
6f824977 1790 audio_size += ret;
cc947f04 1791 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1792 break;
72415b2a 1793 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1794 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN
1795 if (ret < 0) {
1796 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1797 ffmpeg_exit(1);
528271ff 1798 }
6f824977
MN
1799 video_size += ret;
1800 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1801 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN
1802 if (ost->logfile && enc->stats_out) {
1803 fprintf(ost->logfile, "%s", enc->stats_out);
1804 }
1805 break;
1806 default:
1807 ret=-1;
1808 }
115329f1 1809
6f824977
MN
1810 if(ret<=0)
1811 break;
27537106 1812 pkt.data= bit_buffer;
6f824977 1813 pkt.size= ret;
e7902f20 1814 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1815 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
0b6d358a 1816 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
6f824977
MN
1817 }
1818 }
1819 }
1820 }
1821 }
115329f1 1822
a700a6ae
FB
1823 return 0;
1824 fail_decode:
1825 return -1;
1826}
1827
6d1ba1ac
LA
1828static void print_sdp(AVFormatContext **avc, int n)
1829{
1830 char sdp[2048];
1831
1832 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1833 printf("SDP:\n%s\n", sdp);
536cd1db 1834 fflush(stdout);
6d1ba1ac 1835}
a700a6ae 1836
7a39f142
AK
1837static int copy_chapters(int infile, int outfile)
1838{
1839 AVFormatContext *is = input_files[infile];
1840 AVFormatContext *os = output_files[outfile];
1841 int i;
1842
1843 for (i = 0; i < is->nb_chapters; i++) {
1844 AVChapter *in_ch = is->chapters[i], *out_ch;
1845 AVMetadataTag *t = NULL;
1846 int64_t ts_off = av_rescale_q(start_time - input_files_ts_offset[infile],
1847 AV_TIME_BASE_Q, in_ch->time_base);
1848 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1849 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1850
1851
1852 if (in_ch->end < ts_off)
1853 continue;
1854 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1855 break;
1856
1857 out_ch = av_mallocz(sizeof(AVChapter));
1858 if (!out_ch)
1859 return AVERROR(ENOMEM);
1860
1861 out_ch->id = in_ch->id;
1862 out_ch->time_base = in_ch->time_base;
1863 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1864 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1865
d0abe80a 1866 if (metadata_chapters_autocopy)
45290fcd
AK
1867 while ((t = av_metadata_get(in_ch->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
1868 av_metadata_set2(&out_ch->metadata, t->key, t->value, 0);
7a39f142
AK
1869
1870 os->nb_chapters++;
1871 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1872 if (!os->chapters)
1873 return AVERROR(ENOMEM);
1874 os->chapters[os->nb_chapters - 1] = out_ch;
1875 }
1876 return 0;
1877}
1878
4ad08021
NG
1879static void parse_forced_key_frames(char *kf, AVOutputStream *ost,
1880 AVCodecContext *avctx)
1881{
1882 char *p;
1883 int n = 1, i;
1884 int64_t t;
1885
1886 for (p = kf; *p; p++)
1887 if (*p == ',')
1888 n++;
1889 ost->forced_kf_count = n;
1890 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
1891 if (!ost->forced_kf_pts) {
1892 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
1893 ffmpeg_exit(1);
1894 }
1895 for (i = 0; i < n; i++) {
1896 p = i ? strchr(p, ',') + 1 : kf;
1897 t = parse_time_or_die("force_key_frames", p, 1);
1898 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
1899 }
1900}
1901
85f07f22
FB
1902/*
1903 * The following code is the main loop of the file converter
1904 */
3aace1bc 1905static int transcode(AVFormatContext **output_files,
065a20cb
SS
1906 int nb_output_files,
1907 AVFormatContext **input_files,
1908 int nb_input_files,
1909 AVStreamMap *stream_maps, int nb_stream_maps)
85f07f22 1910{
002c95d7 1911 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1912 AVFormatContext *is, *os;
1913 AVCodecContext *codec, *icodec;
1914 AVOutputStream *ost, **ost_table = NULL;
1915 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1916 AVInputFile *file_table;
002c95d7 1917 char error[1024];
cb09b2ed 1918 int key;
6d1ba1ac 1919 int want_sdp = 1;
545465ec
MN
1920 uint8_t no_packet[MAX_FILES]={0};
1921 int no_packet_count=0;
bdc4796f 1922
90901860 1923 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1924 if (!file_table)
1925 goto fail;
115329f1 1926
85f07f22
FB
1927 /* input stream init */
1928 j = 0;
1929 for(i=0;i<nb_input_files;i++) {
1930 is = input_files[i];
1931 file_table[i].ist_index = j;
79fdaa4c 1932 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1933 j += is->nb_streams;
1934 }
1935 nb_istreams = j;
1936
1937 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1938 if (!ist_table)
bdc4796f 1939 goto fail;
115329f1 1940
85f07f22
FB
1941 for(i=0;i<nb_istreams;i++) {
1942 ist = av_mallocz(sizeof(AVInputStream));
1943 if (!ist)
1944 goto fail;
1945 ist_table[i] = ist;
1946 }
1947 j = 0;
1948 for(i=0;i<nb_input_files;i++) {
1949 is = input_files[i];
1950 for(k=0;k<is->nb_streams;k++) {
1951 ist = ist_table[j++];
1952 ist->st = is->streams[k];
1953 ist->file_index = i;
1954 ist->index = k;
1955 ist->discard = 1; /* the stream is discarded by default
1956 (changed later) */
bdfcbbed 1957
3a25ca18 1958 if (rate_emu) {
bdfcbbed 1959 ist->start = av_gettime();
bdfcbbed 1960 }
85f07f22
FB
1961 }
1962 }
1963
1964 /* output stream init */
1965 nb_ostreams = 0;
1966 for(i=0;i<nb_output_files;i++) {
1967 os = output_files[i];
8a7bde1c 1968 if (!os->nb_streams) {
fc5d0db5
SS
1969 dump_format(output_files[i], i, output_files[i]->filename, 1);
1970 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
d62ccec8
JM
1971 ret = AVERROR(EINVAL);
1972 goto fail;
8a7bde1c 1973 }
85f07f22
FB
1974 nb_ostreams += os->nb_streams;
1975 }
1976 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1977 fprintf(stderr, "Number of stream maps must match number of output streams\n");
d62ccec8
JM
1978 ret = AVERROR(EINVAL);
1979 goto fail;
85f07f22
FB
1980 }
1981
bd073980
BF
1982 /* Sanity check the mapping args -- do the input files & streams exist? */
1983 for(i=0;i<nb_stream_maps;i++) {
1984 int fi = stream_maps[i].file_index;
1985 int si = stream_maps[i].stream_index;
115329f1 1986
bd073980
BF
1987 if (fi < 0 || fi > nb_input_files - 1 ||
1988 si < 0 || si > file_table[fi].nb_streams - 1) {
1989 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
d62ccec8
JM
1990 ret = AVERROR(EINVAL);
1991 goto fail;
bd073980 1992 }
b4a3389e
WG
1993 fi = stream_maps[i].sync_file_index;
1994 si = stream_maps[i].sync_stream_index;
1995 if (fi < 0 || fi > nb_input_files - 1 ||
1996 si < 0 || si > file_table[fi].nb_streams - 1) {
1997 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
d62ccec8
JM
1998 ret = AVERROR(EINVAL);
1999 goto fail;
b4a3389e 2000 }
bd073980 2001 }
115329f1 2002
85f07f22
FB
2003 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
2004 if (!ost_table)
2005 goto fail;
85f07f22
FB
2006 n = 0;
2007 for(k=0;k<nb_output_files;k++) {
2008 os = output_files[k];
de427ff4 2009 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 2010 int found;
9fdf4b58 2011 ost = ost_table[n] = output_streams_for_file[k][i];
85f07f22
FB
2012 ost->st = os->streams[i];
2013 if (nb_stream_maps > 0) {
de427ff4
SS
2014 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
2015 stream_maps[n].stream_index;
115329f1 2016
bd073980 2017 /* Sanity check that the stream types match */
01f4895c 2018 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS
2019 int i= ost->file_index;
2020 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2021 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2022 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2023 ost->file_index, ost->index);
639e4ec8 2024 ffmpeg_exit(1);
bd073980 2025 }
115329f1 2026
85f07f22 2027 } else {
247e3954 2028 int best_nb_frames=-1;
3f1710e7
RP
2029 /* get corresponding input stream index : we select the first one with the right type */
2030 found = 0;
2031 for(j=0;j<nb_istreams;j++) {
2032 int skip=0;
2033 ist = ist_table[j];
2034 if(opt_programid){
2035 int pi,si;
2036 AVFormatContext *f= input_files[ ist->file_index ];
2037 skip=1;
2038 for(pi=0; pi<f->nb_programs; pi++){
2039 AVProgram *p= f->programs[pi];
2040 if(p->id == opt_programid)
2041 for(si=0; si<p->nb_stream_indexes; si++){
2042 if(f->streams[ p->stream_index[si] ] == ist->st)
2043 skip=0;
2044 }
6d3d3b83 2045 }
3f1710e7
RP
2046 }
2047 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
2048 ist->st->codec->codec_type == ost->st->codec->codec_type) {
2049 if(best_nb_frames < ist->st->codec_info_nb_frames){
2050 best_nb_frames= ist->st->codec_info_nb_frames;
2051 ost->source_index = j;
2052 found = 1;
85f07f22
FB
2053 }
2054 }
3f1710e7 2055 }
a15bc651
NS
2056
2057 if (!found) {
2058 if(! opt_programid) {
2059 /* try again and reuse existing stream */
2060 for(j=0;j<nb_istreams;j++) {
2061 ist = ist_table[j];
6d3d3b83
MN
2062 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2063 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS
2064 ost->source_index = j;
2065 found = 1;
2066 }
2067 }
50e143c4 2068 }
85f07f22 2069 if (!found) {
462cca10
SS
2070 int i= ost->file_index;
2071 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB
2072 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2073 ost->file_index, ost->index);
639e4ec8 2074 ffmpeg_exit(1);
85f07f22
FB
2075 }
2076 }
2077 }
2078 ist = ist_table[ost->source_index];
2079 ist->discard = 0;
b4a3389e 2080 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS
2081 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
2082 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB
2083 }
2084 }
2085
85f07f22
FB
2086 /* for each output stream, we compute the right encoding parameters */
2087 for(i=0;i<nb_ostreams;i++) {
46e6fb4c 2088 AVMetadataTag *t = NULL;
85f07f22 2089 ost = ost_table[i];
365515ac 2090 os = output_files[ost->file_index];
85f07f22
FB
2091 ist = ist_table[ost->source_index];
2092
01f4895c
MN
2093 codec = ost->st->codec;
2094 icodec = ist->st->codec;
85f07f22 2095
d0abe80a 2096 if (metadata_streams_autocopy)
45290fcd
AK
2097 while ((t = av_metadata_get(ist->st->metadata, "", t, AV_METADATA_IGNORE_SUFFIX))) {
2098 av_metadata_set2(&ost->st->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
2099 }
8e0d882b 2100
90c2295b 2101 ost->st->disposition = ist->st->disposition;
a39b76ea 2102 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2103 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2104
1629626f 2105 if (ost->st->stream_copy) {
b659c8b4
LA
2106 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2107
2108 if (extra_size > INT_MAX)
2109 goto fail;
2110
1629626f
FB
2111 /* if stream_copy is selected, no need to decode or encode */
2112 codec->codec_id = icodec->codec_id;
2113 codec->codec_type = icodec->codec_type;
365515ac
MN
2114
2115 if(!codec->codec_tag){
2116 if( !os->oformat->codec_tag
37ce3d6b 2117 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN
2118 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2119 codec->codec_tag = icodec->codec_tag;
2120 }
2121
1629626f 2122 codec->bit_rate = icodec->bit_rate;
2dec2bb8
MN
2123 codec->rc_max_rate = icodec->rc_max_rate;
2124 codec->rc_buffer_size = icodec->rc_buffer_size;
b659c8b4
LA
2125 codec->extradata= av_mallocz(extra_size);
2126 if (!codec->extradata)
2127 goto fail;
2128 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
dffbfd06 2129 codec->extradata_size= icodec->extradata_size;
3797c74b 2130 if(av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000){
d29de719 2131 codec->time_base = icodec->time_base;
3797c74b 2132 codec->time_base.num *= icodec->ticks_per_frame;
8abcbf2d
BC
2133 av_reduce(&codec->time_base.num, &codec->time_base.den,
2134 codec->time_base.num, codec->time_base.den, INT_MAX);
3797c74b 2135 }else
d29de719 2136 codec->time_base = ist->st->time_base;
1629626f 2137 switch(codec->codec_type) {
72415b2a 2138 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP
2139 if(audio_volume != 256) {
2140 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
639e4ec8 2141 ffmpeg_exit(1);
d08e3e91 2142 }
13367a46 2143 codec->channel_layout = icodec->channel_layout;
1629626f
FB
2144 codec->sample_rate = icodec->sample_rate;
2145 codec->channels = icodec->channels;
0a3b0447 2146 codec->frame_size = icodec->frame_size;
c1344911 2147 codec->block_align= icodec->block_align;
4efd6f58
MN
2148 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2149 codec->block_align= 0;
bcbd328e
MN
2150 if(codec->codec_id == CODEC_ID_AC3)
2151 codec->block_align= 0;
1629626f 2152 break;
72415b2a 2153 case AVMEDIA_TYPE_VIDEO:
9df3437f 2154 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
2155 codec->width = icodec->width;
2156 codec->height = icodec->height;
ff8cc24b 2157 codec->has_b_frames = icodec->has_b_frames;
1629626f 2158 break;
72415b2a 2159 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC
2160 codec->width = icodec->width;
2161 codec->height = icodec->height;
cf7fc795 2162 break;
1629626f 2163 default:
0f4e8165 2164 abort();
1629626f
FB
2165 }
2166 } else {
2167 switch(codec->codec_type) {
72415b2a 2168 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN
2169 ost->fifo= av_fifo_alloc(1024);
2170 if(!ost->fifo)
85f07f22 2171 goto fail;
5d6e4c16 2172 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
2886f311
2173 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2174 icodec->request_channels = codec->channels;
85f07f22
FB
2175 ist->decoding_needed = 1;
2176 ost->encoding_needed = 1;
1629626f 2177 break;
72415b2a 2178 case AVMEDIA_TYPE_VIDEO:
761c8c92 2179 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2180 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
639e4ec8 2181 ffmpeg_exit(1);
761c8c92 2182 }
5879ea6d
SS
2183 ost->video_resample = (codec->width != icodec->width ||
2184 codec->height != icodec->height ||
18a54b04 2185 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 2186 if (ost->video_resample) {
2de28abb 2187 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC
2188 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2189 codec->width, codec->height)) {
eddc482d 2190 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
639e4ec8 2191 ffmpeg_exit(1);
eddc482d 2192 }
9de8e6ac 2193 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04 2194 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS
2195 icodec->width,
2196 icodec->height,
18a54b04 2197 icodec->pix_fmt,
0c22311b
MN
2198 codec->width,
2199 codec->height,
18a54b04
LA
2200 codec->pix_fmt,
2201 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
2202 if (ost->img_resample_ctx == NULL) {
2203 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 2204 ffmpeg_exit(1);
0b50ac8a 2205 }
352666c1 2206
46847a33 2207#if !CONFIG_AVFILTER
352666c1
EB
2208 ost->original_height = icodec->height;
2209 ost->original_width = icodec->width;
46847a33 2210#endif
a39b76ea 2211 codec->bits_per_raw_sample= 0;
85f07f22 2212 }
5879ea6d
SS
2213 ost->resample_height = icodec->height;
2214 ost->resample_width = icodec->width;
b83ccbff 2215 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB
2216 ost->encoding_needed = 1;
2217 ist->decoding_needed = 1;
46847a33
MN
2218
2219#if CONFIG_AVFILTER
2220 if (configure_filters(ist, ost)) {
2221 fprintf(stderr, "Error opening filters!\n");
2222 exit(1);
2223 }
2224#endif
1629626f 2225 break;
72415b2a 2226 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB
2227 ost->encoding_needed = 1;
2228 ist->decoding_needed = 1;
2229 break;
1629626f 2230 default:
0f4e8165 2231 abort();
cf7fc795 2232 break;
85f07f22 2233 }
1629626f 2234 /* two pass mode */
115329f1 2235 if (ost->encoding_needed &&
1629626f
FB
2236 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2237 char logfilename[1024];
2238 FILE *f;
115329f1
DB
2239
2240 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS
2241 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2242 i);
1629626f 2243 if (codec->flags & CODEC_FLAG_PASS1) {
c56e9e05 2244 f = fopen(logfilename, "wb");
1629626f 2245 if (!f) {
42d1d06e 2246 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
639e4ec8 2247 ffmpeg_exit(1);
1629626f
FB
2248 }
2249 ost->logfile = f;
2250 } else {
458b062d
SS
2251 char *logbuffer;
2252 size_t logbuffer_size;
2253 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2254 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
639e4ec8 2255 ffmpeg_exit(1);
1629626f 2256 }
1629626f 2257 codec->stats_in = logbuffer;
5abdb4b1 2258 }
5abdb4b1
FB
2259 }
2260 }
72415b2a 2261 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2262 int size= codec->width * codec->height;
c027e91a 2263 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2264 }
85f07f22
FB
2265 }
2266
8a6cb114
MN
2267 if (!bit_buffer)
2268 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2269 if (!bit_buffer) {
50f3fabc
MR
2270 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2271 bit_buffer_size);
002c95d7 2272 ret = AVERROR(ENOMEM);
8a6cb114 2273 goto fail;
1629626f
FB
2274 }
2275
85f07f22
FB
2276 /* open each encoder */
2277 for(i=0;i<nb_ostreams;i++) {
2278 ost = ost_table[i];
2279 if (ost->encoding_needed) {
0a6d97b3 2280 AVCodec *codec = i < nb_output_codecs ? output_codecs[i] : NULL;
cb2c971d 2281 AVCodecContext *dec = ist_table[ost->source_index]->st->codec;
6488cf9b 2282 if (!codec)
fd2b356a 2283 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2284 if (!codec) {
f356fc57
BC
2285 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2286 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC
2287 ret = AVERROR(EINVAL);
2288 goto dump_format;
85f07f22 2289 }
cb2c971d
AJ
2290 if (dec->subtitle_header) {
2291 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2292 if (!ost->st->codec->subtitle_header) {
2293 ret = AVERROR(ENOMEM);
2294 goto dump_format;
2295 }
2296 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2297 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2298 }
01f4895c 2299 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2300 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 2301 ost->file_index, ost->index);
002c95d7
BC
2302 ret = AVERROR(EINVAL);
2303 goto dump_format;
85f07f22 2304 }
01f4895c 2305 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
2306 }
2307 }
2308
2309 /* open each decoder */
2310 for(i=0;i<nb_istreams;i++) {
2311 ist = ist_table[i];
2312 if (ist->decoding_needed) {
311e223f 2313 AVCodec *codec = i < nb_input_codecs ? input_codecs[i] : NULL;
6488cf9b 2314 if (!codec)
fd2b356a 2315 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2316 if (!codec) {
f356fc57 2317 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2318 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC
2319 ret = AVERROR(EINVAL);
2320 goto dump_format;
85f07f22 2321 }
01f4895c 2322 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2323 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2324 ist->file_index, ist->index);
002c95d7
BC
2325 ret = AVERROR(EINVAL);
2326 goto dump_format;
85f07f22 2327 }
72415b2a 2328 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2329 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
2330 }
2331 }
2332
2333 /* init pts */
2334 for(i=0;i<nb_istreams;i++) {
b8c93c48 2335 AVStream *st;
85f07f22 2336 ist = ist_table[i];
b8c93c48
MN
2337 st= ist->st;
2338 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2339 ist->next_pts = AV_NOPTS_VALUE;
0ff4f0c0 2340 init_pts_correction(&ist->pts_ctx);
ff4905a5 2341 ist->is_start = 1;
85f07f22 2342 }
c5e1e982 2343
0a38bafd
PB
2344 /* set meta data information from input file if required */
2345 for (i=0;i<nb_meta_data_maps;i++) {
1829e195
AK
2346 AVFormatContext *files[2];
2347 AVMetadata **meta[2];
a5926d85 2348 AVMetadataTag *mtag;
1829e195 2349 int j;
0a38bafd 2350
1829e195
AK
2351#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
2352 if ((index) < 0 || (index) >= (nb_elems)) {\
2353 snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\
2354 (desc), (index));\
2355 ret = AVERROR(EINVAL);\
2356 goto dump_format;\
115329f1
DB
2357 }
2358
1829e195
AK
2359 int out_file_index = meta_data_maps[i][0].file;
2360 int in_file_index = meta_data_maps[i][1].file;
7b393736
AK
2361 if (in_file_index < 0 || out_file_index < 0)
2362 continue;
1829e195
AK
2363 METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
2364 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
0a38bafd 2365
1829e195
AK
2366 files[0] = output_files[out_file_index];
2367 files[1] = input_files[in_file_index];
2368
2369 for (j = 0; j < 2; j++) {
2370 AVMetaDataMap *map = &meta_data_maps[i][j];
2371
2372 switch (map->type) {
2373 case 'g':
2374 meta[j] = &files[j]->metadata;
2375 break;
2376 case 's':
2377 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
2378 meta[j] = &files[j]->streams[map->index]->metadata;
2379 break;
2380 case 'c':
2381 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
2382 meta[j] = &files[j]->chapters[map->index]->metadata;
2383 break;
2384 case 'p':
2385 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
2386 meta[j] = &files[j]->programs[map->index]->metadata;
2387 break;
2388 }
2389 }
a5926d85
AJ
2390
2391 mtag=NULL;
1829e195
AK
2392 while((mtag=av_metadata_get(*meta[1], "", mtag, AV_METADATA_IGNORE_SUFFIX)))
2393 av_metadata_set2(meta[0], mtag->key, mtag->value, AV_METADATA_DONT_OVERWRITE);
0a38bafd 2394 }
115329f1 2395
477b1aea
AK
2396 /* copy global metadata by default */
2397 if (metadata_global_autocopy) {
2398 AVMetadataTag *t = NULL;
2399
2400 while ((t = av_metadata_get(input_files[0]->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
2401 for (i = 0; i < nb_output_files; i++)
2402 av_metadata_set2(&output_files[i]->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
2403 }
2404
91e96eba
AK
2405 /* copy chapters according to chapter maps */
2406 for (i = 0; i < nb_chapter_maps; i++) {
2407 int infile = chapter_maps[i].in_file;
2408 int outfile = chapter_maps[i].out_file;
2409
2410 if (infile < 0 || outfile < 0)
2411 continue;
2412 if (infile >= nb_input_files) {
2413 snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile);
2414 ret = AVERROR(EINVAL);
2415 goto dump_format;
2416 }
2417 if (outfile >= nb_output_files) {
2418 snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile);
2419 ret = AVERROR(EINVAL);
2420 goto dump_format;
2421 }
2422 copy_chapters(infile, outfile);
2423 }
2424
7a39f142 2425 /* copy chapters from the first input file that has them*/
91e96eba 2426 if (!nb_chapter_maps)
a9c2bf9d
AK
2427 for (i = 0; i < nb_input_files; i++) {
2428 if (!input_files[i]->nb_chapters)
2429 continue;
7a39f142 2430
a9c2bf9d
AK
2431 for (j = 0; j < nb_output_files; j++)
2432 if ((ret = copy_chapters(i, j)) < 0)
2433 goto dump_format;
09f47fa4 2434 break;
a9c2bf9d 2435 }
7a39f142 2436
85f07f22
FB
2437 /* open files and write file headers */
2438 for(i=0;i<nb_output_files;i++) {
2439 os = output_files[i];
79fdaa4c 2440 if (av_write_header(os) < 0) {
002c95d7 2441 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2442 ret = AVERROR(EINVAL);
002c95d7 2443 goto dump_format;
a38469e1 2444 }
6d1ba1ac
LA
2445 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2446 want_sdp = 0;
2447 }
2448 }
002c95d7
BC
2449
2450 dump_format:
2451 /* dump the file output parameters - cannot be done before in case
2452 of stream copy */
2453 for(i=0;i<nb_output_files;i++) {
2454 dump_format(output_files[i], i, output_files[i]->filename, 1);
2455 }
2456
2457 /* dump the stream mapping */
2458 if (verbose >= 0) {
2459 fprintf(stderr, "Stream mapping:\n");
2460 for(i=0;i<nb_ostreams;i++) {
2461 ost = ost_table[i];
2462 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2463 ist_table[ost->source_index]->file_index,
2464 ist_table[ost->source_index]->index,
2465 ost->file_index,
2466 ost->index);
2467 if (ost->sync_ist != ist_table[ost->source_index])
2468 fprintf(stderr, " [sync #%d.%d]",
2469 ost->sync_ist->file_index,
2470 ost->sync_ist->index);
2471 fprintf(stderr, "\n");
2472 }
2473 }
2474
2475 if (ret) {
2476 fprintf(stderr, "%s\n", error);
2477 goto fail;
2478 }
2479
6d1ba1ac
LA
2480 if (want_sdp) {
2481 print_sdp(output_files, nb_output_files);
85f07f22
FB
2482 }
2483
9d58e0a9 2484 if (!using_stdin && verbose >= 0) {
d9a916e2 2485 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
2486 url_set_interrupt_cb(decode_interrupt_cb);
2487 }
a38469e1
FB
2488 term_init();
2489
7fc98937 2490 timer_start = av_gettime();
51bd4565 2491
d9a916e2 2492 for(; received_sigterm == 0;) {
85f07f22
FB
2493 int file_index, ist_index;
2494 AVPacket pkt;
a9aeda81
PB
2495 double ipts_min;
2496 double opts_min;
23ffe323 2497
85f07f22 2498 redo:
a9aeda81
PB
2499 ipts_min= 1e100;
2500 opts_min= 1e100;
a38469e1 2501 /* if 'q' pressed, exits */
d9a916e2 2502 if (!using_stdin) {
b51469a0
LS
2503 if (q_pressed)
2504 break;
cb09b2ed
PG
2505 /* read_key() returns 0 on EOF */
2506 key = read_key();
2507 if (key == 'q')
2508 break;
2509 }
a38469e1 2510
ec5517d5
FB
2511 /* select the stream that we must read now by looking at the
2512 smallest output pts */
85f07f22 2513 file_index = -1;
ec5517d5 2514 for(i=0;i<nb_ostreams;i++) {
23ffe323 2515 double ipts, opts;
ec5517d5
FB
2516 ost = ost_table[i];
2517 os = output_files[ost->file_index];
2518 ist = ist_table[ost->source_index];
55a7e946 2519 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2520 continue;
c0df9d75 2521 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
2522 ipts = (double)ist->pts;
2523 if (!file_table[ist->file_index].eof_reached){
2524 if(ipts < ipts_min) {
2525 ipts_min = ipts;
2526 if(input_sync ) file_index = ist->file_index;
2527 }
2528 if(opts < opts_min) {
2529 opts_min = opts;
2530 if(!input_sync) file_index = ist->file_index;
2531 }
85f07f22 2532 }
01f4895c 2533 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2534 file_index= -1;
2535 break;
2536 }
85f07f22
FB
2537 }
2538 /* if none, if is finished */
51bd4565 2539 if (file_index < 0) {
545465ec
MN
2540 if(no_packet_count){
2541 no_packet_count=0;
2542 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2543 usleep(10000);
545465ec
MN
2544 continue;
2545 }
85f07f22 2546 break;
ec5517d5
FB
2547 }
2548
b6e16b86 2549 /* finish if limit size exhausted */
c4ab519e 2550 if (limit_filesize != 0 && limit_filesize <= url_ftell(output_files[0]->pb))
b6e16b86
C
2551 break;
2552
254abc2e 2553 /* read a frame from it and output it in the fifo */
85f07f22 2554 is = input_files[file_index];
ad51c68c 2555 ret= av_read_frame(is, &pkt);
b9edbe99 2556 if(ret == AVERROR(EAGAIN)){
545465ec
MN
2557 no_packet[file_index]=1;
2558 no_packet_count++;
ad51c68c 2559 continue;
545465ec 2560 }
ad51c68c 2561 if (ret < 0) {
85f07f22 2562 file_table[file_index].eof_reached = 1;
d24ce947
AB
2563 if (opt_shortest)
2564 break;
2565 else
2566 continue;
85f07f22 2567 }
303e50e6 2568
545465ec
MN
2569 no_packet_count=0;
2570 memset(no_packet, 0, sizeof(no_packet));
2571
254abc2e 2572 if (do_pkt_dump) {
750f0e1f 2573 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2574 }
79fdaa4c
FB
2575 /* the following test is needed in case new streams appear
2576 dynamically in stream : we ignore them */
2577 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2578 goto discard_packet;
85f07f22
FB
2579 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2580 ist = ist_table[ist_index];
bf5af568
FB
2581 if (ist->discard)
2582 goto discard_packet;
85f07f22 2583
fec401f7
MN
2584 if (pkt.dts != AV_NOPTS_VALUE)
2585 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2586 if (pkt.pts != AV_NOPTS_VALUE)
2587 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2588
2c6958aa
AJ
2589 if (pkt.stream_index < nb_input_files_ts_scale[file_index]
2590 && input_files_ts_scale[file_index][pkt.stream_index]){
8833f375
MN
2591 if(pkt.pts != AV_NOPTS_VALUE)
2592 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2593 if(pkt.dts != AV_NOPTS_VALUE)
2594 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2595 }
2596
949b1a13 2597// fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
965530e1
MN
2598 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2599 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN
2600 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2601 int64_t delta= pkt_dts - ist->next_pts;
2602 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
2603 input_files_ts_offset[ist->file_index]-= delta;
2604 if (verbose > 2)
4733abcb 2605 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
2606 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2607 if(pkt.pts != AV_NOPTS_VALUE)
2608 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2609 }
2610 }
2611
f8ccf720 2612 /* finish if recording time exhausted */
6abda15f
FC
2613 if (recording_time != INT64_MAX &&
2614 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2615 ist->is_past_recording_time = 1;
f8ccf720 2616 goto discard_packet;
55a7e946 2617 }
f8ccf720 2618
8831db5c 2619 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2620 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2621
2622 if (verbose >= 0)
2623 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2624 ist->file_index, ist->index);
f2abc559 2625 if (exit_on_error)
639e4ec8 2626 ffmpeg_exit(1);
a700a6ae
FB
2627 av_free_packet(&pkt);
2628 goto redo;
fe08925f 2629 }
cf7fc795 2630
bf5af568 2631 discard_packet:
85f07f22 2632 av_free_packet(&pkt);
115329f1 2633
ec5517d5
FB
2634 /* dump report by using the output first video and audio streams */
2635 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2636 }
a700a6ae
FB
2637
2638 /* at the end of stream, we must flush the decoder buffers */
2639 for(i=0;i<nb_istreams;i++) {
2640 ist = ist_table[i];
2641 if (ist->decoding_needed) {
2642 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2643 }
2644 }
2645
a38469e1 2646 term_exit();
85f07f22 2647
c4e37247
MN
2648 /* write the trailer if needed and close file */
2649 for(i=0;i<nb_output_files;i++) {
2650 os = output_files[i];
2651 av_write_trailer(os);
2652 }
2653
37f5cd5a
MN
2654 /* dump report by using the first video and audio streams */
2655 print_report(output_files, ost_table, nb_ostreams, 1);
2656
85f07f22
FB
2657 /* close each encoder */
2658 for(i=0;i<nb_ostreams;i++) {
2659 ost = ost_table[i];
2660 if (ost->encoding_needed) {
01f4895c
MN
2661 av_freep(&ost->st->codec->stats_in);
2662 avcodec_close(ost->st->codec);
85f07f22
FB
2663 }
2664 }
115329f1 2665
85f07f22
FB
2666 /* close each decoder */
2667 for(i=0;i<nb_istreams;i++) {
2668 ist = ist_table[i];
2669 if (ist->decoding_needed) {
01f4895c 2670 avcodec_close(ist->st->codec);
85f07f22
FB
2671 }
2672 }
46847a33 2673#if CONFIG_AVFILTER
aa1249b8 2674 if (graph) {
97dd1e4a 2675 avfilter_graph_free(graph);
aa1249b8 2676 av_freep(&graph);
46847a33
MN
2677 }
2678#endif
85f07f22 2679
85f07f22 2680 /* finished ! */
00b7fbdc 2681 ret = 0;
115329f1 2682
002c95d7 2683 fail:
83b07470 2684 av_freep(&bit_buffer);
0f1578af 2685 av_free(file_table);
bdc4796f 2686
85f07f22
FB
2687 if (ist_table) {
2688 for(i=0;i<nb_istreams;i++) {
2689 ist = ist_table[i];
0f1578af 2690 av_free(ist);
85f07f22 2691 }
0f1578af 2692 av_free(ist_table);
85f07f22
FB
2693 }
2694 if (ost_table) {
2695 for(i=0;i<nb_ostreams;i++) {
2696 ost = ost_table[i];
2697 if (ost) {
b659c8b4
LA
2698 if (ost->st->stream_copy)
2699 av_freep(&ost->st->codec->extradata);
5abdb4b1
FB
2700 if (ost->logfile) {
2701 fclose(ost->logfile);
2702 ost->logfile = NULL;
2703 }
41dd680d 2704 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2705 initialized but set to zero */
cb2c971d 2706 av_freep(&ost->st->codec->subtitle_header);
0f1578af 2707 av_free(ost->pict_tmp.data[0]);
4ad08021 2708 av_free(ost->forced_kf_pts);
85f07f22 2709 if (ost->video_resample)
18a54b04 2710 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2711 if (ost->resample)
85f07f22 2712 audio_resample_close(ost->resample);
a79db0f7
PR
2713 if (ost->reformat_ctx)
2714 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2715 av_free(ost);
85f07f22
FB
2716 }
2717 }
0f1578af 2718 av_free(ost_table);
85f07f22
FB
2719 }
2720 return ret;
85f07f22
FB
2721}
2722
b29f97d1 2723static void opt_format(const char *arg)
85f07f22 2724{
a5abfd8f 2725 last_asked_format = arg;
85f07f22
FB
2726}
2727
464a631c 2728static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2729{
2730 video_rc_override_string = arg;
2731}
2732
c48da33c 2733static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2734{
c48da33c
SS
2735 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2736 return 0;
f4f3223f
MN
2737}
2738
c48da33c 2739static int opt_verbose(const char *opt, const char *arg)
f068206e 2740{
46eab093 2741 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2742 return 0;
f068206e
BE
2743}
2744
2fc3866d 2745static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2746{
126b638e 2747 if (av_parse_video_rate(&frame_rate, arg) < 0) {
2fc3866d 2748 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
639e4ec8 2749 ffmpeg_exit(1);
445f1b83 2750 }
2fc3866d 2751 return 0;
85f07f22
FB
2752}
2753
ebde2a2c 2754static int opt_bitrate(const char *opt, const char *arg)
1b1656c6 2755{
72415b2a 2756 int codec_type = opt[0]=='a' ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
1b1656c6
RP
2757
2758 opt_default(opt, arg);
2759
636f1c4c 2760 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2761 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2762
2763 return 0;
1b1656c6
RP
2764}
2765
5879ea6d 2766static int opt_frame_crop(const char *opt, const char *arg)
ab6d194a 2767{
5879ea6d
SS
2768 fprintf(stderr, "Option '%s' has been removed, use the crop filter instead\n", opt);
2769 return AVERROR(EINVAL);
ab6d194a
MN
2770}
2771
b29f97d1 2772static void opt_frame_size(const char *arg)
85f07f22 2773{
126b638e 2774 if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2775 fprintf(stderr, "Incorrect frame size\n");
639e4ec8 2776 ffmpeg_exit(1);
85f07f22 2777 }
85f07f22
FB
2778}
2779
9f434b65
SS
2780static int opt_pad(const char *opt, const char *arg) {
2781 fprintf(stderr, "Option '%s' has been removed, use the pad filter instead\n", opt);
2782 return -1;
1ff93ffc
TK
2783}
2784
63167088
RS
2785static void opt_frame_pix_fmt(const char *arg)
2786{
90da2b50 2787 if (strcmp(arg, "list")) {
718c7b18 2788 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS
2789 if (frame_pix_fmt == PIX_FMT_NONE) {
2790 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
639e4ec8 2791 ffmpeg_exit(1);
90da2b50
SS
2792 }
2793 } else {
cedac882 2794 show_pix_fmts();
639e4ec8 2795 ffmpeg_exit(0);
c3b95b1d 2796 }
63167088
RS
2797}
2798
5fe03e38
RS
2799static void opt_frame_aspect_ratio(const char *arg)
2800{
2801 int x = 0, y = 0;
2802 double ar = 0;
2803 const char *p;
815f98cc 2804 char *end;
115329f1 2805
5fe03e38
RS
2806 p = strchr(arg, ':');
2807 if (p) {
815f98cc
AJ
2808 x = strtol(arg, &end, 10);
2809 if (end == p)
2810 y = strtol(end+1, &end, 10);
bb270c08
DB
2811 if (x > 0 && y > 0)
2812 ar = (double)x / (double)y;
5fe03e38 2813 } else
815f98cc 2814 ar = strtod(arg, NULL);
5fe03e38
RS
2815
2816 if (!ar) {
2817 fprintf(stderr, "Incorrect aspect ratio specification.\n");
639e4ec8 2818 ffmpeg_exit(1);
5fe03e38
RS
2819 }
2820 frame_aspect_ratio = ar;
2821}
2822
a5926d85
AJ
2823static int opt_metadata(const char *opt, const char *arg)
2824{
2825 char *mid= strchr(arg, '=');
2826
2827 if(!mid){
2828 fprintf(stderr, "Missing =\n");
639e4ec8 2829 ffmpeg_exit(1);
a5926d85
AJ
2830 }
2831 *mid++= 0;
2832
4bf65e2a 2833 av_metadata_set2(&metadata, arg, mid, 0);
a5926d85
AJ
2834
2835 return 0;
2836}
2837
b29f97d1 2838static void opt_qscale(const char *arg)
85f07f22 2839{
158c7f05 2840 video_qscale = atof(arg);
4e64bead 2841 if (video_qscale <= 0 ||
158c7f05 2842 video_qscale > 255) {
4e64bead 2843 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
639e4ec8 2844 ffmpeg_exit(1);
85f07f22
FB
2845 }
2846}
2847
bb198e19
MN
2848static void opt_top_field_first(const char *arg)
2849{
2850 top_field_first= atoi(arg);
2851}
2852
d18811bb 2853static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2854{
d18811bb 2855 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2856#if !HAVE_THREADS
d8019eb5
AD
2857 if (verbose >= 0)
2858 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2859#endif
d18811bb 2860 return 0;
9c3d33d6
MN
2861}
2862
ce1ee094
PR
2863static void opt_audio_sample_fmt(const char *arg)
2864{
2865 if (strcmp(arg, "list"))
ba7d6e79 2866 audio_sample_fmt = av_get_sample_fmt(arg);
ce1ee094 2867 else {
5d6e4c16 2868 list_fmts(av_get_sample_fmt_string, AV_SAMPLE_FMT_NB);
639e4ec8 2869 ffmpeg_exit(0);
ce1ee094
PR
2870 }
2871}
2872
c48da33c 2873static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2874{
c48da33c
SS
2875 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2876 return 0;
85f07f22
FB
2877}
2878
c48da33c 2879static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2880{
c48da33c
SS
2881 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2882 return 0;
85f07f22
FB
2883}
2884
b29f97d1 2885static void opt_video_channel(const char *arg)
a5df11ab
FB
2886{
2887 video_channel = strtol(arg, NULL, 0);
2888}
2889
e3ee3283
AB
2890static void opt_video_standard(const char *arg)
2891{
2892 video_standard = av_strdup(arg);
2893}
2894
4a897224 2895static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2896 int codec_type, const char *arg)
85f07f22 2897{
4a897224 2898 av_freep(pcodec_name);
1629626f 2899 if (!strcmp(arg, "copy")) {
cf7fc795 2900 *pstream_copy = 1;
85f07f22 2901 } else {
4a897224 2902 *pcodec_name = av_strdup(arg);
85f07f22
FB
2903 }
2904}
2905
cf7fc795
FB
2906static void opt_audio_codec(const char *arg)
2907{
72415b2a 2908 opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB
2909}
2910
b29f97d1 2911static void opt_video_codec(const char *arg)
85f07f22 2912{
72415b2a 2913 opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2914}
85f07f22 2915
cf7fc795
FB
2916static void opt_subtitle_codec(const char *arg)
2917{
72415b2a 2918 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB
2919}
2920
0d0778b0 2921static int opt_codec_tag(const char *opt, const char *arg)
27ad7d3a
BC
2922{
2923 char *tail;
d0242e74
SS
2924 uint32_t *codec_tag;
2925
2926 codec_tag = !strcmp(opt, "atag") ? &audio_codec_tag :
2927 !strcmp(opt, "vtag") ? &video_codec_tag :
2928 !strcmp(opt, "stag") ? &subtitle_codec_tag : NULL;
0d0778b0
RP
2929 if (!codec_tag)
2930 return -1;
27ad7d3a 2931
d0242e74
SS
2932 *codec_tag = strtol(arg, &tail, 0);
2933 if (!tail || *tail)
2839dc97 2934 *codec_tag = AV_RL32(arg);
0d0778b0
RP
2935
2936 return 0;
27ad7d3a
BC
2937}
2938
b29f97d1 2939static void opt_map(const char *arg)
85f07f22
FB
2940{
2941 AVStreamMap *m;
815f98cc 2942 char *p;
85f07f22 2943
3a8e8824
AJ
2944 stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1);
2945 m = &stream_maps[nb_stream_maps-1];
85f07f22 2946
815f98cc 2947 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
2948 if (*p)
2949 p++;
a5dc85ef 2950
815f98cc 2951 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
2952 if (*p) {
2953 p++;
815f98cc 2954 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
2955 if (*p)
2956 p++;
815f98cc 2957 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
2958 } else {
2959 m->sync_file_index = m->file_index;
2960 m->sync_stream_index = m->stream_index;
2961 }
85f07f22
FB
2962}
2963
1829e195
AK
2964static void parse_meta_type(const char *arg, char *type, int *index, char **endptr)
2965{
2966 *endptr = arg;
2967 if (*arg == ',') {
2968 *type = *(++arg);
2969 switch (*arg) {
2970 case 'g':
2971 break;
2972 case 's':
2973 case 'c':
2974 case 'p':
2975 *index = strtol(++arg, endptr, 0);
2976 break;
2977 default:
2978 fprintf(stderr, "Invalid metadata type %c.\n", *arg);
2979 ffmpeg_exit(1);
2980 }
2981 } else
2982 *type = 'g';
2983}
2984
0a38bafd
PB
2985static void opt_map_meta_data(const char *arg)
2986{
1829e195 2987 AVMetaDataMap *m, *m1;
815f98cc 2988 char *p;
115329f1 2989
63e856df
AK
2990 meta_data_maps = grow_array(meta_data_maps, sizeof(*meta_data_maps),
2991 &nb_meta_data_maps, nb_meta_data_maps + 1);
0a38bafd 2992
1829e195
AK
2993 m = &meta_data_maps[nb_meta_data_maps - 1][0];
2994 m->file = strtol(arg, &p, 0);
2995 parse_meta_type(p, &m->type, &m->index, &p);
0a38bafd
PB
2996 if (*p)
2997 p++;
2998
1829e195
AK
2999 m1 = &meta_data_maps[nb_meta_data_maps - 1][1];
3000 m1->file = strtol(p, &p, 0);
3001 parse_meta_type(p, &m1->type, &m1->index, &p);
d0abe80a 3002
477b1aea
AK
3003 if (m->type == 'g' || m1->type == 'g')
3004 metadata_global_autocopy = 0;
d0abe80a
AK
3005 if (m->type == 's' || m1->type == 's')
3006 metadata_streams_autocopy = 0;
3007 if (m->type == 'c' || m1->type == 'c')
3008 metadata_chapters_autocopy = 0;
0a38bafd
PB
3009}
3010
91e96eba
AK
3011static void opt_map_chapters(const char *arg)
3012{
3013 AVChapterMap *c;
3014 char *p;
3015
3016 chapter_maps = grow_array(chapter_maps, sizeof(*chapter_maps), &nb_chapter_maps,
3017 nb_chapter_maps + 1);
3018 c = &chapter_maps[nb_chapter_maps - 1];
3019 c->out_file = strtol(arg, &p, 0);
3020 if (*p)
3021 p++;
3022
3023 c->in_file = strtol(p, &p, 0);
3024}
3025
8833f375
MN
3026static void opt_input_ts_scale(const char *arg)
3027{
3028 unsigned int stream;
3029 double scale;
3030 char *p;
3031
3032 stream = strtol(arg, &p, 0);
3033 if (*p)
3034 p++;
3035 scale= strtod(p, &p);
3036
3037 if(stream >= MAX_STREAMS)
639e4ec8 3038 ffmpeg_exit(1);
8833f375 3039
2c6958aa 3040 input_files_ts_scale[nb_input_files] = grow_array(input_files_ts_scale[nb_input_files], sizeof(*input_files_ts_scale[nb_input_files]), &nb_input_files_ts_scale[nb_input_files], stream + 1);
8833f375
MN
3041 input_files_ts_scale[nb_input_files][stream]= scale;
3042}
3043
b19221c8 3044static int opt_recording_time(const char *opt, const char *arg)
85f07f22 3045{
b19221c8
SS
3046 recording_time = parse_time_or_die(opt, arg, 1);
3047 return 0;
85f07f22
FB
3048}
3049
b19221c8 3050static int opt_start_time(const char *opt, const char *arg)
8831db5c 3051{
b19221c8
SS
3052 start_time = parse_time_or_die(opt, arg, 1);
3053 return 0;
8831db5c
MN
3054}
3055
25d34458 3056static int opt_recording_timestamp(const char *opt, const char *arg)
4568325a 3057{
25d34458 3058 recording_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
b19221c8 3059 return 0;
4568325a
RS
3060}
3061
b19221c8 3062static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 3063{
b19221c8
SS
3064 input_ts_offset = parse_time_or_die(opt, arg, 1);
3065 return 0;
a6a92a9a
WG
3066}
3067
4e605bc3 3068static enum CodecID find_codec_or_die(const char *name, int type, int encoder, int strict)
4a897224 3069{
f73008d8 3070 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
3071 AVCodec *codec;
3072
3073 if(!name)
3074 return CODEC_ID_NONE;
3075 codec = encoder ?
3076 avcodec_find_encoder_by_name(name) :
3077 avcodec_find_decoder_by_name(name);
3078 if(!codec) {
49a06a4d 3079 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
639e4ec8 3080 ffmpeg_exit(1);
4a897224
NG
3081 }
3082 if(codec->type != type) {
49a06a4d 3083 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
639e4ec8 3084 ffmpeg_exit(1);
4a897224 3085 }
4e605bc3
JG
3086 if(codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
3087 strict > FF_COMPLIANCE_EXPERIMENTAL) {
3088 fprintf(stderr, "%s '%s' is experimental and might produce bad "
3089 "results.\nAdd '-strict experimental' if you want to use it.\n",
3090 codec_string, codec->name);
770e50ae
JG
3091 codec = encoder ?
3092 avcodec_find_encoder(codec->id) :
3093 avcodec_find_decoder(codec->id);
3094 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
3095 fprintf(stderr, "Or use the non experimental %s '%s'.\n",
3096 codec_string, codec->name);
639e4ec8 3097 ffmpeg_exit(1);
4e605bc3 3098 }
4a897224
NG
3099 return codec->id;
3100}
3101
b29f97d1 3102static void opt_input_file(const char *filename)
85f07f22
FB
3103{
3104 AVFormatContext *ic;
3105 AVFormatParameters params, *ap = &params;
a5abfd8f 3106 AVInputFormat *file_iformat = NULL;
14bea432 3107 int err, i, ret, rfps, rfps_base;
bd1b79a1 3108 int64_t timestamp;
85f07f22 3109
a5abfd8f 3110 if (last_asked_format) {
8c8bf9ec
SS
3111 if (!(file_iformat = av_find_input_format(last_asked_format))) {
3112 fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
639e4ec8 3113 ffmpeg_exit(1);
8c8bf9ec 3114 }
a5abfd8f
EB
3115 last_asked_format = NULL;
3116 }
3117
b242baa4
FB
3118 if (!strcmp(filename, "-"))
3119 filename = "pipe:";
3120
115329f1 3121 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 3122 !strcmp(filename, "/dev/stdin");
d9a916e2 3123
85f07f22 3124 /* get default parameters from command line */
8e2fd8e1 3125 ic = avformat_alloc_context();
7ef61879
RP
3126 if (!ic) {
3127 print_error(filename, AVERROR(ENOMEM));
639e4ec8 3128 ffmpeg_exit(1);
7ef61879 3129 }
4eb72c6b 3130
79fdaa4c 3131 memset(ap, 0, sizeof(*ap));
4eb72c6b 3132 ap->prealloced_context = 1;
79fdaa4c
FB
3133 ap->sample_rate = audio_sample_rate;
3134 ap->channels = audio_channels;
b33ece16
SS
3135 ap->time_base.den = frame_rate.num;
3136 ap->time_base.num = frame_rate.den;
0c22311b
MN
3137 ap->width = frame_width;
3