Fix encoding when the input audio format/rate/channels changes during
[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
FB
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
b78e7197 10 * version 2.1 of the License, or (at your option) any later version.
85f07f22 11 *
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>
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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
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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;
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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
b4a3389e
WG
263struct AVInputStream;
264
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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
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295 /* audio only */
296 int audio_resample;
297 ReSampleContext *resample; /* for audio resampling */
8afab686
SS
298 int resample_sample_fmt;
299 int resample_channels;
300 int resample_sample_rate;
a79db0f7
PR
301 int reformat_pair;
302 AVAudioConvert *reformat_ctx;
41dd680d 303 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 304 FILE *logfile;
85f07f22
FB
305} AVOutputStream;
306
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NG
307static AVOutputStream **output_streams_for_file[MAX_FILES] = { NULL };
308static int nb_output_streams_for_file[MAX_FILES] = { 0 };
309
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FB
310typedef struct AVInputStream {
311 int file_index;
312 int index;
313 AVStream *st;
314 int discard; /* true if stream data should be discarded */
315 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 316 int64_t sample_index; /* current sample */
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317
318 int64_t start; /* time when read started */
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319 int64_t next_pts; /* synthetic pts for cases where pkt.pts
320 is not defined */
e7d0374f 321 int64_t pts; /* current pts */
0ff4f0c0 322 PtsCorrectionContext pts_ctx;
ff4905a5 323 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 324 int showed_multi_packet_warning;
55a7e946 325 int is_past_recording_time;
46847a33 326#if CONFIG_AVFILTER
dfd57757 327 AVFilterContext *output_video_filter;
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328 AVFilterContext *input_video_filter;
329 AVFrame *filter_frame;
330 int has_filter_frame;
ecc8dada 331 AVFilterBufferRef *picref;
46847a33 332#endif
85f07f22
FB
333} AVInputStream;
334
335typedef struct AVInputFile {
336 int eof_reached; /* true if eof reached */
337 int ist_index; /* index of first stream in ist_table */
338 int buffer_size; /* current total buffer size */
79fdaa4c 339 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
340} AVInputFile;
341
b250f9c6 342#if HAVE_TERMIOS_H
bdc4796f 343
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344/* init terminal so that we can grab keys */
345static struct termios oldtty;
64f6e357 346#endif
85f07f22 347
46847a33 348#if CONFIG_AVFILTER
46847a33 349
46847a33
MN
350static int configure_filters(AVInputStream *ist, AVOutputStream *ost)
351{
a9f3cb93 352 AVFilterContext *last_filter, *filter;
46847a33
MN
353 /** filter graph containing all filters including input & output */
354 AVCodecContext *codec = ost->st->codec;
355 AVCodecContext *icodec = ist->st->codec;
f7ead94c 356 FFSinkContext ffsink_ctx = { .pix_fmt = codec->pix_fmt };
46847a33 357 char args[255];
4ddf0d29 358 int ret;
46847a33 359
e15aeea6 360 graph = avfilter_graph_alloc();
46847a33 361
94498ec9 362 snprintf(args, 255, "%d:%d:%d:%d:%d", ist->st->codec->width,
da1b9b88 363 ist->st->codec->height, ist->st->codec->pix_fmt, 1, AV_TIME_BASE);
037be76e
SS
364 ret = avfilter_graph_create_filter(&ist->input_video_filter, avfilter_get_by_name("buffer"),
365 "src", args, NULL, graph);
366 if (ret < 0)
4ddf0d29 367 return ret;
037be76e
SS
368 ret = avfilter_graph_create_filter(&ist->output_video_filter, &ffsink,
369 "out", NULL, &ffsink_ctx, graph);
370 if (ret < 0)
4ddf0d29 371 return ret;
a9f3cb93 372 last_filter = ist->input_video_filter;
46847a33 373
5879ea6d 374 if (codec->width != icodec->width || codec->height != icodec->height) {
6e82e7fa 375 snprintf(args, 255, "%d:%d:flags=0x%X",
0c22311b
MN
376 codec->width,
377 codec->height,
46847a33 378 (int)av_get_int(sws_opts, "sws_flags", NULL));
037be76e
SS
379 if ((ret = avfilter_graph_create_filter(&filter, avfilter_get_by_name("scale"),
380 NULL, args, NULL, graph)) < 0)
4ddf0d29
SS
381 return ret;
382 if ((ret = avfilter_link(last_filter, 0, filter, 0)) < 0)
383 return ret;
a9f3cb93 384 last_filter = filter;
46847a33
MN
385 }
386
f96363df
BC
387 snprintf(args, sizeof(args), "flags=0x%X", (int)av_get_int(sws_opts, "sws_flags", NULL));
388 graph->scale_sws_opts = av_strdup(args);
389
79b90b25 390 if (vfilters) {
46847a33
MN
391 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
392 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
393
394 outputs->name = av_strdup("in");
7313132b 395 outputs->filter_ctx = last_filter;
46847a33
MN
396 outputs->pad_idx = 0;
397 outputs->next = NULL;
398
399 inputs->name = av_strdup("out");
7313132b 400 inputs->filter_ctx = ist->output_video_filter;
46847a33
MN
401 inputs->pad_idx = 0;
402 inputs->next = NULL;
403
4ddf0d29
SS
404 if ((ret = avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL)) < 0)
405 return ret;
46847a33
MN
406 av_freep(&vfilters);
407 } else {
dfd57757 408 if ((ret = avfilter_link(last_filter, 0, ist->output_video_filter, 0)) < 0)
4ddf0d29 409 return ret;
46847a33
MN
410 }
411
2a24df93 412 if ((ret = avfilter_graph_config(graph, NULL)) < 0)
4ddf0d29 413 return ret;
46847a33 414
dfd57757
SS
415 codec->width = ist->output_video_filter->inputs[0]->w;
416 codec->height = ist->output_video_filter->inputs[0]->h;
46847a33
MN
417
418 return 0;
419}
420#endif /* CONFIG_AVFILTER */
421
85f07f22
FB
422static void term_exit(void)
423{
6b6bca64 424 av_log(NULL, AV_LOG_QUIET, "");
64f6e357 425#if HAVE_TERMIOS_H
85f07f22 426 tcsetattr (0, TCSANOW, &oldtty);
9a9509e6 427#endif
64f6e357 428}
85f07f22 429
e9a832e5 430static volatile int received_sigterm = 0;
9680a722
RP
431
432static void
433sigterm_handler(int sig)
434{
435 received_sigterm = sig;
436 term_exit();
437}
438
85f07f22
FB
439static void term_init(void)
440{
b250f9c6 441#if HAVE_TERMIOS_H
85f07f22
FB
442 struct termios tty;
443
444 tcgetattr (0, &tty);
445 oldtty = tty;
9a9509e6 446 atexit(term_exit);
85f07f22
FB
447
448 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
449 |INLCR|IGNCR|ICRNL|IXON);
450 tty.c_oflag |= OPOST;
451 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
452 tty.c_cflag &= ~(CSIZE|PARENB);
453 tty.c_cflag |= CS8;
454 tty.c_cc[VMIN] = 1;
455 tty.c_cc[VTIME] = 0;
115329f1 456
85f07f22 457 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
458 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
459#endif
85f07f22 460
9680a722 461 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 462 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR
463#ifdef SIGXCPU
464 signal(SIGXCPU, sigterm_handler);
465#endif
85f07f22
FB
466}
467
468/* read a key without blocking */
469static int read_key(void)
470{
b250f9c6 471#if HAVE_TERMIOS_H
9ddd71fc 472 int n = 1;
85f07f22 473 unsigned char ch;
9ddd71fc 474 struct timeval tv;
85f07f22
FB
475 fd_set rfds;
476
477 FD_ZERO(&rfds);
478 FD_SET(0, &rfds);
479 tv.tv_sec = 0;
480 tv.tv_usec = 0;
481 n = select(1, &rfds, NULL, NULL, &tv);
482 if (n > 0) {
cb09b2ed
PG
483 n = read(0, &ch, 1);
484 if (n == 1)
85f07f22 485 return ch;
cb09b2ed
PG
486
487 return n;
85f07f22 488 }
b250f9c6 489#elif HAVE_CONIO_H
4b54c6d0
RP
490 if(kbhit())
491 return(getch());
d86b83f8 492#endif
85f07f22
FB
493 return -1;
494}
495
b51469a0
LS
496static int decode_interrupt_cb(void)
497{
498 return q_pressed || (q_pressed = read_key() == 'q');
499}
500
639e4ec8 501static int ffmpeg_exit(int ret)
e5295c0d
RP
502{
503 int i;
504
505 /* close files */
506 for(i=0;i<nb_output_files;i++) {
507 /* maybe av_close_output_file ??? */
508 AVFormatContext *s = output_files[i];
509 int j;
8767060c 510 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP
511 url_fclose(s->pb);
512 for(j=0;j<s->nb_streams;j++) {
094d9df7 513 av_metadata_free(&s->streams[j]->metadata);
e5295c0d 514 av_free(s->streams[j]->codec);
fd0368e7 515 av_free(s->streams[j]->info);
e5295c0d
RP
516 av_free(s->streams[j]);
517 }
094d9df7
AJ
518 for(j=0;j<s->nb_programs;j++) {
519 av_metadata_free(&s->programs[j]->metadata);
520 }
521 for(j=0;j<s->nb_chapters;j++) {
522 av_metadata_free(&s->chapters[j]->metadata);
523 }
524 av_metadata_free(&s->metadata);
e5295c0d 525 av_free(s);
9fdf4b58 526 av_free(output_streams_for_file[i]);
e5295c0d 527 }
2c6958aa 528 for(i=0;i<nb_input_files;i++) {
e5295c0d 529 av_close_input_file(input_files[i]);
2c6958aa
AJ
530 av_free(input_files_ts_scale[i]);
531 }
e5295c0d 532
e5295c0d
RP
533 av_free(intra_matrix);
534 av_free(inter_matrix);
535
536 if (vstats_file)
537 fclose(vstats_file);
538 av_free(vstats_filename);
539
540 av_free(opt_names);
e640f261 541 av_free(streamid_map);
311e223f 542 av_free(input_codecs);
0a6d97b3 543 av_free(output_codecs);
3a8e8824 544 av_free(stream_maps);
63e856df 545 av_free(meta_data_maps);
e5295c0d
RP
546
547 av_free(video_codec_name);
548 av_free(audio_codec_name);
549 av_free(subtitle_codec_name);
550
551 av_free(video_standard);
552
a5c33faa 553 uninit_opts();
3321cb3f
BC
554 av_free(audio_buf);
555 av_free(audio_out);
b8919a30 556 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 557 av_free(samples);
5973490a 558
46847a33
MN
559#if CONFIG_AVFILTER
560 avfilter_uninit();
561#endif
562
e5295c0d
RP
563 if (received_sigterm) {
564 fprintf(stderr,
565 "Received signal %d: terminating.\n",
566 (int) received_sigterm);
567 exit (255);
568 }
569
296df4e7
RP
570 exit(ret); /* not all OS-es handle main() return value */
571 return ret;
dba249ab
AJ
572}
573
574/* similar to ff_dynarray_add() and av_fast_realloc() */
575static void *grow_array(void *array, int elem_size, int *size, int new_size)
576{
577 if (new_size >= INT_MAX / elem_size) {
578 fprintf(stderr, "Array too big.\n");
579 ffmpeg_exit(1);
580 }
581 if (*size < new_size) {
582 uint8_t *tmp = av_realloc(array, new_size*elem_size);
583 if (!tmp) {
584 fprintf(stderr, "Could not alloc buffer.\n");
585 ffmpeg_exit(1);
586 }
587 memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
588 *size = new_size;
589 return tmp;
590 }
591 return array;
e5295c0d
RP
592}
593
aa1de0d9
RB
594static void choose_sample_fmt(AVStream *st, AVCodec *codec)
595{
596 if(codec && codec->sample_fmts){
5d6e4c16 597 const enum AVSampleFormat *p= codec->sample_fmts;
aa1de0d9
RB
598 for(; *p!=-1; p++){
599 if(*p == st->codec->sample_fmt)
600 break;
601 }
602 if(*p == -1)
603 st->codec->sample_fmt = codec->sample_fmts[0];
604 }
605}
606
10d0f5e0
MN
607static void choose_sample_rate(AVStream *st, AVCodec *codec)
608{
609 if(codec && codec->supported_samplerates){
610 const int *p= codec->supported_samplerates;
3c5e1b36 611 int best=0;
10d0f5e0
MN
612 int best_dist=INT_MAX;
613 for(; *p; p++){
614 int dist= abs(st->codec->sample_rate - *p);
615 if(dist < best_dist){
616 best_dist= dist;
617 best= *p;
618 }
619 }
ff866063
MN
620 if(best_dist){
621 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
622 }
10d0f5e0
MN
623 st->codec->sample_rate= best;
624 }
625}
626
aa1de0d9
RB
627static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
628{
629 if(codec && codec->pix_fmts){
630 const enum PixelFormat *p= codec->pix_fmts;
631 for(; *p!=-1; p++){
632 if(*p == st->codec->pix_fmt)
633 break;
634 }
635 if(*p == -1
636 && !( st->codec->codec_id==CODEC_ID_MJPEG
2d525ef4 637 && st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL
aa1de0d9
RB
638 && ( st->codec->pix_fmt == PIX_FMT_YUV420P
639 || st->codec->pix_fmt == PIX_FMT_YUV422P)))
640 st->codec->pix_fmt = codec->pix_fmts[0];
641 }
642}
643
ec1ca41c
CEH
644static AVOutputStream *new_output_stream(AVFormatContext *oc, int file_idx)
645{
646 int idx = oc->nb_streams - 1;
647 AVOutputStream *ost;
648
649 output_streams_for_file[file_idx] =
650 grow_array(output_streams_for_file[file_idx],
651 sizeof(*output_streams_for_file[file_idx]),
652 &nb_output_streams_for_file[file_idx],
653 oc->nb_streams);
654 ost = output_streams_for_file[file_idx][idx] =
655 av_mallocz(sizeof(AVOutputStream));
656 if (!ost) {
657 fprintf(stderr, "Could not alloc output stream\n");
658 ffmpeg_exit(1);
659 }
660 ost->file_index = file_idx;
661 ost->index = idx;
662 return ost;
663}
664
b29f97d1 665static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 666{
79fdaa4c 667 int i, err;
85f07f22 668 AVFormatContext *ic;
3438d82d 669 int nopts = 0;
85f07f22 670
79fdaa4c
FB
671 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
672 if (err < 0)
673 return err;
85f07f22 674 /* copy stream format */
b67f3d65 675 s->nb_streams = 0;
85f07f22
FB
676 for(i=0;i<ic->nb_streams;i++) {
677 AVStream *st;
d9521cb1 678 AVCodec *codec;
1e491e29 679
b67f3d65
RC
680 s->nb_streams++;
681
f37f8d4c 682 // FIXME: a more elegant solution is needed
e1031171 683 st = av_mallocz(sizeof(AVStream));
85f07f22 684 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 685 st->codec = avcodec_alloc_context();
7ef61879
RP
686 if (!st->codec) {
687 print_error(filename, AVERROR(ENOMEM));
639e4ec8 688 ffmpeg_exit(1);
7ef61879 689 }
d9521cb1 690 avcodec_copy_context(st->codec, ic->streams[i]->codec);
85f07f22 691 s->streams[i] = st;
837d248d 692
d9521cb1
RB
693 codec = avcodec_find_encoder(st->codec->codec_id);
694 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
695 if (audio_stream_copy) {
696 st->stream_copy = 1;
697 } else
698 choose_sample_fmt(st, codec);
699 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
700 if (video_stream_copy) {
701 st->stream_copy = 1;
702 } else
703 choose_pixel_fmt(st, codec);
704 }
837d248d 705
dbedf2aa
BC
706 if(!st->codec->thread_count)
707 st->codec->thread_count = 1;
708 if(st->codec->thread_count>1)
709 avcodec_thread_init(st->codec, st->codec->thread_count);
710
3438d82d
BC
711 if(st->codec->flags & CODEC_FLAG_BITEXACT)
712 nopts = 1;
b67f3d65
RC
713
714 new_output_stream(s, nb_output_files);
85f07f22
FB
715 }
716
3438d82d
BC
717 if (!nopts)
718 s->timestamp = av_gettime();
719
85f07f22
FB
720 av_close_input_file(ic);
721 return 0;
722}
723
b4a3389e
WG
724static double
725get_sync_ipts(const AVOutputStream *ost)
726{
727 const AVInputStream *ist = ost->sync_ist;
fec401f7 728 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
729}
730
748c2fca 731static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
732 int ret;
733
748c2fca
MN
734 while(bsfc){
735 AVPacket new_pkt= *pkt;
736 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
737 &new_pkt.data, &new_pkt.size,
738 pkt->data, pkt->size,
cc947f04 739 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 740 if(a>0){
748c2fca
MN
741 av_free_packet(pkt);
742 new_pkt.destruct= av_destruct_packet;
7055cdac 743 } else if(a<0){
1f8e32cd
DB
744 fprintf(stderr, "%s failed for stream %d, codec %s",
745 bsfc->filter->name, pkt->stream_index,
746 avctx->codec ? avctx->codec->name : "copy");
7055cdac 747 print_error("", a);
f2abc559 748 if (exit_on_error)
639e4ec8 749 ffmpeg_exit(1);
748c2fca
MN
750 }
751 *pkt= new_pkt;
752
753 bsfc= bsfc->next;
754 }
755
0ac07031
MN
756 ret= av_interleaved_write_frame(s, pkt);
757 if(ret < 0){
758 print_error("av_interleaved_write_frame()", ret);
639e4ec8 759 ffmpeg_exit(1);
0ac07031 760 }
748c2fca
MN
761}
762
817b23ff 763#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 764
115329f1
DB
765static void do_audio_out(AVFormatContext *s,
766 AVOutputStream *ost,
85f07f22
FB
767 AVInputStream *ist,
768 unsigned char *buf, int size)
769{
0c1a9eda 770 uint8_t *buftmp;
15bfe412 771 int64_t audio_out_size, audio_buf_size;
7a086a85 772 int64_t allocated_for_size= size;
d66c7abc 773
8afab686 774 int size_out, frame_bytes, ret, resample_changed;
01f4895c 775 AVCodecContext *enc= ost->st->codec;
2886f311 776 AVCodecContext *dec= ist->st->codec;
ba7d6e79
SS
777 int osize= av_get_bits_per_sample_fmt(enc->sample_fmt)/8;
778 int isize= av_get_bits_per_sample_fmt(dec->sample_fmt)/8;
15bfe412
MN
779 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
780
7a086a85
MN
781need_realloc:
782 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 783 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 784 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
79c85beb 785 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
15bfe412
MN
786 audio_buf_size*= osize*enc->channels;
787
788 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
789 if(coded_bps > 8*osize)
790 audio_out_size= audio_out_size * coded_bps / (8*osize);
791 audio_out_size += FF_MIN_BUFFER_SIZE;
792
793 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
794 fprintf(stderr, "Buffer sizes too large\n");
639e4ec8 795 ffmpeg_exit(1);
15bfe412 796 }
85f07f22 797
b8919a30
MN
798 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
799 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN
800 if (!audio_buf || !audio_out){
801 fprintf(stderr, "Out of memory in do_audio_out\n");
639e4ec8 802 ffmpeg_exit(1);
e185a2f6 803 }
d66c7abc 804
2886f311
805 if (enc->channels != dec->channels)
806 ost->audio_resample = 1;
807
8afab686
SS
808 resample_changed = ost->resample_sample_fmt != dec->sample_fmt ||
809 ost->resample_channels != dec->channels ||
810 ost->resample_sample_rate != dec->sample_rate;
811
812 if ((ost->audio_resample && !ost->resample) || resample_changed) {
813 if (resample_changed) {
814 av_log(NULL, AV_LOG_INFO, "Input stream #%d.%d frame changed from rate:%d fmt:%s ch:%d to rate:%d fmt:%s ch:%d\n",
815 ist->file_index, ist->index,
816 ost->resample_sample_rate, av_get_sample_fmt_name(ost->resample_sample_fmt), ost->resample_channels,
817 dec->sample_rate, av_get_sample_fmt_name(dec->sample_fmt), dec->channels);
818 ost->resample_sample_fmt = dec->sample_fmt;
819 ost->resample_channels = dec->channels;
820 ost->resample_sample_rate = dec->sample_rate;
821 if (ost->resample)
822 audio_resample_close(ost->resample);
823 }
824 if (ost->resample_sample_fmt == enc->sample_fmt &&
825 ost->resample_channels == enc->channels &&
826 ost->resample_sample_rate == enc->sample_rate) {
827 ost->resample = NULL;
828 ost->audio_resample = 0;
829 } else {
5d6e4c16 830 if (dec->sample_fmt != AV_SAMPLE_FMT_S16)
d1e3c6fd
BC
831 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
832 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
833 enc->sample_rate, dec->sample_rate,
834 enc->sample_fmt, dec->sample_fmt,
835 16, 10, 0, 0.8);
2886f311
836 if (!ost->resample) {
837 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
838 dec->channels, dec->sample_rate,
839 enc->channels, enc->sample_rate);
639e4ec8 840 ffmpeg_exit(1);
2886f311 841 }
8afab686 842 }
2886f311
843 }
844
5d6e4c16 845#define MAKE_SFMT_PAIR(a,b) ((a)+AV_SAMPLE_FMT_NB*(b))
d1e3c6fd 846 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 847 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR
848 if (ost->reformat_ctx)
849 av_audio_convert_free(ost->reformat_ctx);
850 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
851 dec->sample_fmt, 1, NULL, 0);
852 if (!ost->reformat_ctx) {
853 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
ba7d6e79
SS
854 av_get_sample_fmt_name(dec->sample_fmt),
855 av_get_sample_fmt_name(enc->sample_fmt));
639e4ec8 856 ffmpeg_exit(1);
a79db0f7
PR
857 }
858 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
859 }
860
986ebcdb 861 if(audio_sync_method){
115329f1 862 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
37f5a713
JR
863 - av_fifo_size(ost->fifo)/(enc->channels * 2);
864 double idelta= delta*dec->sample_rate / enc->sample_rate;
ff19d16b 865 int byte_delta= ((int)idelta)*2*dec->channels;
ff4905a5 866
986ebcdb
MN
867 //FIXME resample delay
868 if(fabs(delta) > 50){
d4d226a8 869 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 870 if(byte_delta < 0){
f41dd5aa 871 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
872 size += byte_delta;
873 buf -= byte_delta;
874 if(verbose > 2)
875 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
876 if(!size)
877 return;
878 ist->is_start=0;
879 }else{
880 static uint8_t *input_tmp= NULL;
881 input_tmp= av_realloc(input_tmp, byte_delta + size);
882
7a086a85
MN
883 if(byte_delta > allocated_for_size - size){
884 allocated_for_size= byte_delta + (int64_t)size;
885 goto need_realloc;
886 }
887 ist->is_start=0;
ff4905a5
MN
888
889 memset(input_tmp, 0, byte_delta);
890 memcpy(input_tmp + byte_delta, buf, size);
891 buf= input_tmp;
892 size += byte_delta;
893 if(verbose > 2)
894 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
895 }
896 }else if(audio_sync_method>1){
f66e4f5f 897 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
b926b628 898 av_assert0(ost->audio_resample);
ff4905a5
MN
899 if(verbose > 2)
900 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 901// fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2));
ff4905a5
MN
902 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
903 }
115329f1 904 }
986ebcdb 905 }else
b4a3389e 906 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
37f5a713 907 - av_fifo_size(ost->fifo)/(enc->channels * 2); //FIXME wrong
85f07f22
FB
908
909 if (ost->audio_resample) {
910 buftmp = audio_buf;
115329f1 911 size_out = audio_resample(ost->resample,
85f07f22 912 (short *)buftmp, (short *)buf,
37f5a713 913 size / (dec->channels * isize));
287ba997 914 size_out = size_out * enc->channels * osize;
85f07f22
FB
915 } else {
916 buftmp = buf;
917 size_out = size;
918 }
919
d1e3c6fd 920 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 921 const void *ibuf[6]= {buftmp};
80f47250 922 void *obuf[6]= {audio_buf};
287ba997
PR
923 int istride[6]= {isize};
924 int ostride[6]= {osize};
a79db0f7
PR
925 int len= size_out/istride[0];
926 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
927 printf("av_audio_convert() failed\n");
f2abc559 928 if (exit_on_error)
639e4ec8 929 ffmpeg_exit(1);
a79db0f7
PR
930 return;
931 }
80f47250 932 buftmp = audio_buf;
287ba997 933 size_out = len*osize;
a79db0f7
PR
934 }
935
85f07f22 936 /* now encode as many frames as possible */
a0663ba4 937 if (enc->frame_size > 1) {
85f07f22 938 /* output resampled raw samples */
41dd680d 939 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5 940 fprintf(stderr, "av_fifo_realloc2() failed\n");
639e4ec8 941 ffmpeg_exit(1);
745b39d5 942 }
41dd680d 943 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 944
287ba997 945 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 946
41dd680d 947 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN
948 AVPacket pkt;
949 av_init_packet(&pkt);
950
3898eed8 951 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 952
5bc440e7
MN
953 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
954
115329f1 955 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 956 (short *)audio_buf);
528271ff
MN
957 if (ret < 0) {
958 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 959 ffmpeg_exit(1);
528271ff 960 }
1008ceb3 961 audio_size += ret;
e928649b
MN
962 pkt.stream_index= ost->index;
963 pkt.data= audio_out;
964 pkt.size= ret;
e7902f20 965 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 966 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 967 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 968 write_frame(s, &pkt, enc, ost->bitstream_filters);
115329f1 969
986ebcdb 970 ost->sync_opts += enc->frame_size;
85f07f22
FB
971 }
972 } else {
e928649b
MN
973 AVPacket pkt;
974 av_init_packet(&pkt);
986ebcdb 975
287ba997 976 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 977
a0663ba4 978 /* output a pcm frame */
287ba997
PR
979 /* determine the size of the coded buffer */
980 size_out /= osize;
981 if (coded_bps)
060b8592 982 size_out = size_out*coded_bps/8;
287ba997 983
5ee05a62
MN
984 if(size_out > audio_out_size){
985 fprintf(stderr, "Internal error, buffer size too small\n");
639e4ec8 986 ffmpeg_exit(1);
5ee05a62
MN
987 }
988
5bc440e7 989 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 990 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 991 (short *)buftmp);
528271ff
MN
992 if (ret < 0) {
993 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 994 ffmpeg_exit(1);
528271ff 995 }
1008ceb3 996 audio_size += ret;
e928649b
MN
997 pkt.stream_index= ost->index;
998 pkt.data= audio_out;
999 pkt.size= ret;
e7902f20 1000 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1001 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 1002 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1003 write_frame(s, &pkt, enc, ost->bitstream_filters);
85f07f22
FB
1004 }
1005}
1006
10d104e4
PG
1007static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
1008{
1009 AVCodecContext *dec;
1010 AVPicture *picture2;
1011 AVPicture picture_tmp;
0c1a9eda 1012 uint8_t *buf = 0;
10d104e4 1013
01f4895c 1014 dec = ist->st->codec;
10d104e4
PG
1015
1016 /* deinterlace : must be done before any resize */
fdf11906 1017 if (do_deinterlace) {
10d104e4
PG
1018 int size;
1019
1020 /* create temporary picture */
1021 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1022 buf = av_malloc(size);
1023 if (!buf)
1024 return;
115329f1 1025
10d104e4
PG
1026 picture2 = &picture_tmp;
1027 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1028
9e1cc598
RP
1029 if(avpicture_deinterlace(picture2, picture,
1030 dec->pix_fmt, dec->width, dec->height) < 0) {
1031 /* if error, do not deinterlace */
1032 fprintf(stderr, "Deinterlacing failed\n");
1033 av_free(buf);
1034 buf = NULL;
1035 picture2 = picture;
1036 }
10d104e4
PG
1037 } else {
1038 picture2 = picture;
1039 }
1040
10d104e4
PG
1041 if (picture != picture2)
1042 *picture = *picture2;
1043 *bufp = buf;
1044}
1045
ec5517d5
FB
1046/* we begin to correct av delay at this threshold */
1047#define AV_DELAY_MAX 0.100
85f07f22 1048
115329f1
DB
1049static void do_subtitle_out(AVFormatContext *s,
1050 AVOutputStream *ost,
cf7fc795
FB
1051 AVInputStream *ist,
1052 AVSubtitle *sub,
1053 int64_t pts)
1054{
1055 static uint8_t *subtitle_out = NULL;
7f4fca03 1056 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB
1057 int subtitle_out_size, nb, i;
1058 AVCodecContext *enc;
1059 AVPacket pkt;
1060
1061 if (pts == AV_NOPTS_VALUE) {
1062 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559 1063 if (exit_on_error)
639e4ec8 1064 ffmpeg_exit(1);
cf7fc795
FB
1065 return;
1066 }
1067
01f4895c 1068 enc = ost->st->codec;
cf7fc795
FB
1069
1070 if (!subtitle_out) {
1071 subtitle_out = av_malloc(subtitle_out_max_size);
1072 }
1073
1074 /* Note: DVB subtitle need one packet to draw them and one other
1075 packet to clear them */
1076 /* XXX: signal it in the codec context ? */
1077 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1078 nb = 2;
1079 else
1080 nb = 1;
1081
1082 for(i = 0; i < nb; i++) {
4bbe788a 1083 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD
1084 // start_display_time is required to be 0
1085 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1086 sub->end_display_time -= sub->start_display_time;
1087 sub->start_display_time = 0;
115329f1 1088 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1089 subtitle_out_max_size, sub);
266649a5
RD
1090 if (subtitle_out_size < 0) {
1091 fprintf(stderr, "Subtitle encoding failed\n");
639e4ec8 1092 ffmpeg_exit(1);
266649a5 1093 }
115329f1 1094
cf7fc795
FB
1095 av_init_packet(&pkt);
1096 pkt.stream_index = ost->index;
1097 pkt.data = subtitle_out;
1098 pkt.size = subtitle_out_size;
8b03c014 1099 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB
1100 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1101 /* XXX: the pts correction is handled here. Maybe handling
1102 it in the codec would be better */
1103 if (i == 0)
1104 pkt.pts += 90 * sub->start_display_time;
1105 else
1106 pkt.pts += 90 * sub->end_display_time;
1107 }
0b6d358a 1108 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
cf7fc795
FB
1109 }
1110}
1111
8a6cb114 1112static int bit_buffer_size= 1024*256;
27537106 1113static uint8_t *bit_buffer= NULL;
1ff93ffc 1114
115329f1
DB
1115static void do_video_out(AVFormatContext *s,
1116 AVOutputStream *ost,
85f07f22 1117 AVInputStream *ist,
7a0f9d7e 1118 AVFrame *in_picture,
986ebcdb 1119 int *frame_size)
85f07f22 1120{
ec5517d5 1121 int nb_frames, i, ret;
07d0cdfc 1122 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
cfcf0ffd 1123 AVCodecContext *enc, *dec;
47b229db 1124 double sync_ipts;
115329f1 1125
01f4895c
MN
1126 enc = ost->st->codec;
1127 dec = ist->st->codec;
85f07f22 1128
47b229db
AS
1129 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1130
ec5517d5
FB
1131 /* by default, we output a single frame */
1132 nb_frames = 1;
1133
204c0f48
PG
1134 *frame_size = 0;
1135
9ff261a2 1136 if(video_sync_method){
d55065a2 1137 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN
1138 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1139 if (vdelta < -1.1)
1140 nb_frames = 0;
e6fdc2b1
MN
1141 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1142 if(vdelta<=-0.6){
1143 nb_frames=0;
1144 }else if(vdelta>0.6)
7f48bfa1 1145 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1146 }else if (vdelta > 1.1)
70122f29 1147 nb_frames = lrintf(vdelta);
fc6765d7 1148//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, get_sync_ipts(ost), nb_frames);
50c3dd32
MN
1149 if (nb_frames == 0){
1150 ++nb_frames_drop;
1151 if (verbose>2)
1152 fprintf(stderr, "*** drop!\n");
8300609b 1153 }else if (nb_frames > 1) {
ed30e518 1154 nb_frames_dup += nb_frames - 1;
50c3dd32 1155 if (verbose>2)
8300609b 1156 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
1157 }
1158 }else
47b229db 1159 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1160
72415b2a 1161 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1162 if (nb_frames <= 0)
85f07f22 1163 return;
ce7c56c2 1164
46847a33 1165 formatted_picture = in_picture;
07d0cdfc
LA
1166 final_picture = formatted_picture;
1167 padding_src = formatted_picture;
1168 resampling_dst = &ost->pict_tmp;
07d0cdfc 1169
5879ea6d
SS
1170 if ( ost->resample_height != ist->st->codec->height
1171 || ost->resample_width != ist->st->codec->width
b83ccbff
MN
1172 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
1173
1174 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));
1175 if(!ost->video_resample)
639e4ec8 1176 ffmpeg_exit(1);
b83ccbff
MN
1177 }
1178
46847a33 1179#if !CONFIG_AVFILTER
85f07f22 1180 if (ost->video_resample) {
07d0cdfc 1181 padding_src = NULL;
34b10a57 1182 final_picture = &ost->pict_tmp;
5879ea6d
SS
1183 if( ost->resample_height != ist->st->codec->height
1184 || ost->resample_width != ist->st->codec->width
01a3c821 1185 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 1186
352666c1
EB
1187 /* initialize a new scaler context */
1188 sws_freeContext(ost->img_resample_ctx);
1189 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1190 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS
1191 ist->st->codec->width,
1192 ist->st->codec->height,
352666c1 1193 ist->st->codec->pix_fmt,
0c22311b
MN
1194 ost->st->codec->width,
1195 ost->st->codec->height,
352666c1
EB
1196 ost->st->codec->pix_fmt,
1197 sws_flags, NULL, NULL, NULL);
1198 if (ost->img_resample_ctx == NULL) {
1199 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 1200 ffmpeg_exit(1);
352666c1
EB
1201 }
1202 }
18a54b04
LA
1203 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1204 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1205 }
46847a33 1206#endif
07d0cdfc 1207
85f07f22 1208 /* duplicates frame if needed */
ec5517d5 1209 for(i=0;i<nb_frames;i++) {
e928649b
MN
1210 AVPacket pkt;
1211 av_init_packet(&pkt);
1212 pkt.stream_index= ost->index;
1213
e8750b00
FR
1214 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1215 /* raw pictures are written as AVPicture structure to
1216 avoid any copies. We support temorarily the older
1217 method. */
2744ca9a 1218 AVFrame* old_frame = enc->coded_frame;
bb270c08 1219 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
1220 pkt.data= (uint8_t *)final_picture;
1221 pkt.size= sizeof(AVPicture);
b4dba580 1222 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1223 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1224
0b6d358a 1225 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
bb270c08 1226 enc->coded_frame = old_frame;
e8750b00 1227 } else {
492cd3a9 1228 AVFrame big_picture;
a4d36c11
MN
1229
1230 big_picture= *final_picture;
7a0f9d7e
FB
1231 /* better than nothing: use input picture interlaced
1232 settings */
1233 big_picture.interlaced_frame = in_picture->interlaced_frame;
72415b2a 1234 if(avcodec_opts[AVMEDIA_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
1235 if(top_field_first == -1)
1236 big_picture.top_field_first = in_picture->top_field_first;
1237 else
2a8edc5d 1238 big_picture.top_field_first = top_field_first;
bb198e19 1239 }
7a0f9d7e 1240
85f07f22
FB
1241 /* handles sameq here. This is not correct because it may
1242 not be a global option */
f62c025a 1243 big_picture.quality = same_quality ? ist->st->quality : ost->st->quality;
f4f3223f
MN
1244 if(!me_threshold)
1245 big_picture.pict_type = 0;
50c3dd32 1246// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
1247 big_picture.pts= ost->sync_opts;
1248// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1249//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
4ad08021
NG
1250 if (ost->forced_kf_index < ost->forced_kf_count &&
1251 big_picture.pts >= ost->forced_kf_pts[ost->forced_kf_index]) {
1252 big_picture.pict_type = FF_I_TYPE;
1253 ost->forced_kf_index++;
1254 }
115329f1 1255 ret = avcodec_encode_video(enc,
8a6cb114 1256 bit_buffer, bit_buffer_size,
1e491e29 1257 &big_picture);
95af5e1c 1258 if (ret < 0) {
4156a436 1259 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1260 ffmpeg_exit(1);
4156a436 1261 }
54e28a85 1262
4bbc6260 1263 if(ret>0){
27537106 1264 pkt.data= bit_buffer;
e928649b 1265 pkt.size= ret;
e6b4e4ff 1266 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1267 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1268/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
1269 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1270 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1271
e6b4e4ff 1272 if(enc->coded_frame->key_frame)
cc947f04 1273 pkt.flags |= AV_PKT_FLAG_KEY;
0b6d358a 1274 write_frame(s, &pkt, ost->st->codec, ost->bitstream_filters);
e928649b 1275 *frame_size = ret;
44eb047a 1276 video_size += ret;
54e28a85
BC
1277 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1278 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN
1279 /* if two pass, output log */
1280 if (ost->logfile && enc->stats_out) {
1281 fprintf(ost->logfile, "%s", enc->stats_out);
1282 }
5abdb4b1 1283 }
85f07f22 1284 }
50c3dd32 1285 ost->sync_opts++;
ec5517d5 1286 ost->frame_number++;
85f07f22
FB
1287 }
1288}
1289
140cb663 1290static double psnr(double d){
b29f97d1 1291 return -10.0*log(d)/log(10.0);
140cb663
MN
1292}
1293
115329f1 1294static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1295 int frame_size)
ce7c56c2 1296{
ce7c56c2
J
1297 AVCodecContext *enc;
1298 int frame_number;
ce7c56c2 1299 double ti1, bitrate, avg_bitrate;
115329f1 1300
b60d1379 1301 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
1302 if (!vstats_file) {
1303 vstats_file = fopen(vstats_filename, "w");
1304 if (!vstats_file) {
4bd0c2b1 1305 perror("fopen");
639e4ec8 1306 ffmpeg_exit(1);
4bd0c2b1
BF
1307 }
1308 }
1309
01f4895c 1310 enc = ost->st->codec;
72415b2a 1311 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1312 frame_number = ost->frame_number;
032aa7df 1313 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1314 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1315 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1316
032aa7df 1317 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1318 /* compute pts value */
c0df9d75 1319 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1320 if (ti1 < 0.01)
1321 ti1 = 0.01;
115329f1 1322
c0df9d75 1323 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1324 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1325 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1326 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1327 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1328 }
ec5517d5
FB
1329}
1330
b29f97d1 1331static void print_report(AVFormatContext **output_files,
bb270c08
DB
1332 AVOutputStream **ost_table, int nb_ostreams,
1333 int is_last_report)
ec5517d5
FB
1334{
1335 char buf[1024];
1336 AVOutputStream *ost;
b5ee9c23 1337 AVFormatContext *oc;
0c1a9eda 1338 int64_t total_size;
ec5517d5
FB
1339 AVCodecContext *enc;
1340 int frame_number, vid, i;
1341 double bitrate, ti1, pts;
0c1a9eda 1342 static int64_t last_time = -1;
0888fd22 1343 static int qp_histogram[52];
115329f1 1344
ec5517d5 1345 if (!is_last_report) {
0c1a9eda 1346 int64_t cur_time;
ec5517d5
FB
1347 /* display the report every 0.5 seconds */
1348 cur_time = av_gettime();
1349 if (last_time == -1) {
1350 last_time = cur_time;
1351 return;
115329f1 1352 }
ec5517d5
FB
1353 if ((cur_time - last_time) < 500000)
1354 return;
1355 last_time = cur_time;
1356 }
1357
ce7c56c2 1358
ec5517d5
FB
1359 oc = output_files[0];
1360
899681cd 1361 total_size = url_fsize(oc->pb);
859d95ba 1362 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1363 total_size= url_ftell(oc->pb);
115329f1 1364
ec5517d5
FB
1365 buf[0] = '\0';
1366 ti1 = 1e10;
1367 vid = 0;
1368 for(i=0;i<nb_ostreams;i++) {
1369 ost = ost_table[i];
01f4895c 1370 enc = ost->st->codec;
72415b2a 1371 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
0ecca7a4 1372 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1373 !ost->st->stream_copy ?
99fb79b5 1374 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1375 }
72415b2a 1376 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW
1377 float t = (av_gettime()-timer_start) / 1000000.0;
1378
ec5517d5 1379 frame_number = ost->frame_number;
7fc98937
LW
1380 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1381 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1382 !ost->st->stream_copy ?
99fb79b5 1383 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1384 if(is_last_report)
0ecca7a4 1385 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1386 if(qp_hist){
0888fd22
MN
1387 int j;
1388 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1389 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN
1390 qp_histogram[qp]++;
1391 for(j=0; j<32; j++)
1392 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1393 }
890972be
MN
1394 if (enc->flags&CODEC_FLAG_PSNR){
1395 int j;
1396 double error, error_sum=0;
1397 double scale, scale_sum=0;
1398 char type[3]= {'Y','U','V'};
0ecca7a4 1399 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1400 for(j=0; j<3; j++){
1401 if(is_last_report){
1402 error= enc->error[j];
1403 scale= enc->width*enc->height*255.0*255.0*frame_number;
1404 }else{
1405 error= enc->coded_frame->error[j];
1406 scale= enc->width*enc->height*255.0*255.0;
1407 }
1408 if(j) scale/=4;
1409 error_sum += error;
1410 scale_sum += scale;
0ecca7a4 1411 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1412 }
0ecca7a4 1413 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1414 }
ec5517d5
FB
1415 vid = 1;
1416 }
1417 /* compute min output value */
43924f01 1418 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1419 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1420 ti1 = pts;
1421 }
1422 if (ti1 < 0.01)
1423 ti1 = 0.01;
115329f1 1424
f068206e
BE
1425 if (verbose || is_last_report) {
1426 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1427
1428 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1429 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1430 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1431
0f649d66 1432 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB
1433 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1434 nb_frames_dup, nb_frames_drop);
115329f1 1435
d8019eb5
AD
1436 if (verbose >= 0)
1437 fprintf(stderr, "%s \r", buf);
1438
ec5517d5
FB
1439 fflush(stderr);
1440 }
115329f1 1441
1008ceb3
MN
1442 if (is_last_report && verbose >= 0){
1443 int64_t raw= audio_size + video_size + extra_size;
f068206e 1444 fprintf(stderr, "\n");
1008ceb3
MN
1445 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1446 video_size/1024.0,
1447 audio_size/1024.0,
1448 extra_size/1024.0,
1449 100.0*(total_size - raw)/raw
1450 );
1451 }
ce7c56c2
J
1452}
1453
a700a6ae
FB
1454/* pkt = NULL means EOF (needed to flush decoder buffers) */
1455static int output_packet(AVInputStream *ist, int ist_index,
1456 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1457 const AVPacket *pkt)
a700a6ae
FB
1458{
1459 AVFormatContext *os;
1460 AVOutputStream *ost;
ede0e475 1461 int ret, i;
8157483d 1462 int got_picture;
a700a6ae 1463 AVFrame picture;
a700a6ae 1464 void *buffer_to_free;
f038fe8b 1465 static unsigned int samples_size= 0;
cf7fc795 1466 AVSubtitle subtitle, *subtitle_to_free;
0ff4f0c0 1467 int64_t pkt_pts = AV_NOPTS_VALUE;
46847a33 1468#if CONFIG_AVFILTER
d21f58b5 1469 int frame_available;
46847a33
MN
1470#endif
1471
ede0e475 1472 AVPacket avpkt;
ba7d6e79 1473 int bps = av_get_bits_per_sample_fmt(ist->st->codec->sample_fmt)>>3;
ede0e475 1474
ed923859
MN
1475 if(ist->next_pts == AV_NOPTS_VALUE)
1476 ist->next_pts= ist->pts;
1477
a700a6ae
FB
1478 if (pkt == NULL) {
1479 /* EOF handling */
031e14ea 1480 av_init_packet(&avpkt);
ede0e475
TB
1481 avpkt.data = NULL;
1482 avpkt.size = 0;
a700a6ae 1483 goto handle_eof;
031e14ea
TB
1484 } else {
1485 avpkt = *pkt;
a700a6ae
FB
1486 }
1487
b1b818fc
MN
1488 if(pkt->dts != AV_NOPTS_VALUE)
1489 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
0ff4f0c0
AS
1490 if(pkt->pts != AV_NOPTS_VALUE)
1491 pkt_pts = av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q);
b1b818fc 1492
bd6754aa 1493 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1494 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN
1495 uint8_t *data_buf, *decoded_data_buf;
1496 int data_size, decoded_data_size;
a700a6ae 1497 handle_eof:
b1b818fc 1498 ist->pts= ist->next_pts;
19d5da50 1499
d859bb1d 1500 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1501 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1502 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN
1503 ist->showed_multi_packet_warning=1;
1504 }
40cb57a2 1505
a700a6ae 1506 /* decode the packet if needed */
036c1382
MN
1507 decoded_data_buf = NULL; /* fail safe */
1508 decoded_data_size= 0;
1509 data_buf = avpkt.data;
1510 data_size = avpkt.size;
cf7fc795 1511 subtitle_to_free = NULL;
a700a6ae 1512 if (ist->decoding_needed) {
01f4895c 1513 switch(ist->st->codec->codec_type) {
72415b2a 1514 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM
1515 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1516 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1517 av_free(samples);
1518 samples= av_malloc(samples_size);
1519 }
036c1382 1520 decoded_data_size= samples_size;
a700a6ae
FB
1521 /* XXX: could avoid copy if PCM 16 bits with same
1522 endianness as CPU */
036c1382 1523 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1524 &avpkt);
a700a6ae
FB
1525 if (ret < 0)
1526 goto fail_decode;
ede0e475
TB
1527 avpkt.data += ret;
1528 avpkt.size -= ret;
036c1382 1529 data_size = ret;
a700a6ae 1530 /* Some bug in mpeg audio decoder gives */
036c1382
MN
1531 /* decoded_data_size < 0, it seems they are overflows */
1532 if (decoded_data_size <= 0) {
a700a6ae
FB
1533 /* no audio frame */
1534 continue;
1535 }
036c1382
MN
1536 decoded_data_buf = (uint8_t *)samples;
1537 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1538 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1539 break;}
72415b2a 1540 case AVMEDIA_TYPE_VIDEO:
036c1382 1541 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1542 /* XXX: allocate picture correctly */
9740beff 1543 avcodec_get_frame_defaults(&picture);
0ff4f0c0
AS
1544 ist->st->codec->reordered_opaque = pkt_pts;
1545 pkt_pts = AV_NOPTS_VALUE;
9740beff 1546
ede0e475
TB
1547 ret = avcodec_decode_video2(ist->st->codec,
1548 &picture, &got_picture, &avpkt);
a700a6ae 1549 ist->st->quality= picture.quality;
115329f1 1550 if (ret < 0)
a700a6ae
FB
1551 goto fail_decode;
1552 if (!got_picture) {
1553 /* no picture yet */
1554 goto discard_packet;
1555 }
0ff4f0c0 1556 ist->next_pts = ist->pts = guess_correct_pts(&ist->pts_ctx, picture.reordered_opaque, ist->pts);
01f4895c 1557 if (ist->st->codec->time_base.num != 0) {
3797c74b 1558 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1559 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1560 ist->st->codec->time_base.num * ticks) /
01f4895c 1561 ist->st->codec->time_base.den;
a700a6ae 1562 }
ede0e475 1563 avpkt.size = 0;
a700a6ae 1564 break;
72415b2a 1565 case AVMEDIA_TYPE_SUBTITLE:
ede0e475 1566 ret = avcodec_decode_subtitle2(ist->st->codec,
28db3215 1567 &subtitle, &got_picture, &avpkt);
cf7fc795 1568 if (ret < 0)
a700a6ae 1569 goto fail_decode;
28db3215 1570 if (!got_picture) {
cf7fc795 1571 goto discard_packet;
a700a6ae 1572 }
cf7fc795 1573 subtitle_to_free = &subtitle;
ede0e475 1574 avpkt.size = 0;
cf7fc795
FB
1575 break;
1576 default:
1577 goto fail_decode;
1578 }
1579 } else {
bde0705c 1580 switch(ist->st->codec->codec_type) {
72415b2a 1581 case AVMEDIA_TYPE_AUDIO:
bde0705c 1582 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1583 ist->st->codec->sample_rate;
bde0705c 1584 break;
72415b2a 1585 case AVMEDIA_TYPE_VIDEO:
bde0705c 1586 if (ist->st->codec->time_base.num != 0) {
3797c74b 1587 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1588 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1589 ist->st->codec->time_base.num * ticks) /
bde0705c 1590 ist->st->codec->time_base.den;
2fef0bdf 1591 }
bde0705c 1592 break;
a700a6ae 1593 }
ede0e475
TB
1594 ret = avpkt.size;
1595 avpkt.size = 0;
bde0705c 1596 }
a700a6ae 1597
bde0705c 1598 buffer_to_free = NULL;
72415b2a 1599 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1600 pre_process_video_frame(ist, (AVPicture *)&picture,
1601 &buffer_to_free);
1602 }
a700a6ae 1603
46847a33
MN
1604#if CONFIG_AVFILTER
1605 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->input_video_filter) {
1606 // add it to be filtered
1607 av_vsrc_buffer_add_frame(ist->input_video_filter, &picture,
1608 ist->pts,
1609 ist->st->codec->sample_aspect_ratio);
1610 }
1611#endif
1612
bde0705c 1613 // preprocess audio (volume)
72415b2a 1614 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW
1615 if (audio_volume != 256) {
1616 short *volp;
1617 volp = samples;
036c1382 1618 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW
1619 int v = ((*volp) * audio_volume + 128) >> 8;
1620 if (v < -32768) v = -32768;
1621 if (v > 32767) v = 32767;
1622 *volp++ = v;
7e987c33
C
1623 }
1624 }
bde0705c 1625 }
7e987c33 1626
bde0705c 1627 /* frame rate emulation */
3a25ca18 1628 if (rate_emu) {
cb103a19 1629 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW
1630 int64_t now = av_gettime() - ist->start;
1631 if (pts > now)
1632 usleep(pts - now);
bde0705c 1633 }
46847a33 1634#if CONFIG_AVFILTER
d21f58b5 1635 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
dfd57757 1636 !ist->output_video_filter || avfilter_poll_frame(ist->output_video_filter->inputs[0]);
46847a33 1637#endif
bde0705c
LW
1638 /* if output time reached then transcode raw format,
1639 encode packets and output them */
1640 if (start_time == 0 || ist->pts >= start_time)
46847a33 1641#if CONFIG_AVFILTER
d21f58b5 1642 while (frame_available) {
ff0652e5 1643 AVRational ist_pts_tb;
dfd57757 1644 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->output_video_filter)
ff0652e5
SS
1645 get_filtered_video_frame(ist->output_video_filter, &picture, &ist->picref, &ist_pts_tb);
1646 if (ist->picref)
da1b9b88 1647 ist->pts = av_rescale_q(ist->picref->pts, ist_pts_tb, AV_TIME_BASE_Q);
46847a33 1648#endif
bde0705c
LW
1649 for(i=0;i<nb_ostreams;i++) {
1650 int frame_size;
a700a6ae 1651
bde0705c
LW
1652 ost = ost_table[i];
1653 if (ost->source_index == ist_index) {
1654 os = output_files[ost->file_index];
a700a6ae 1655
bde0705c
LW
1656 /* set the input output pts pairs */
1657 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1658
1659 if (ost->encoding_needed) {
b926b628 1660 av_assert0(ist->decoding_needed);
bde0705c 1661 switch(ost->st->codec->codec_type) {
72415b2a 1662 case AVMEDIA_TYPE_AUDIO:
036c1382 1663 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1664 break;
72415b2a 1665 case AVMEDIA_TYPE_VIDEO:
46847a33 1666#if CONFIG_AVFILTER
cc80caff
HM
1667 if (ist->picref->video)
1668 ost->st->codec->sample_aspect_ratio = ist->picref->video->pixel_aspect;
46847a33 1669#endif
bde0705c 1670 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1671 if (vstats_filename && frame_size)
bde0705c
LW
1672 do_video_stats(os, ost, frame_size);
1673 break;
72415b2a 1674 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW
1675 do_subtitle_out(os, ost, ist, &subtitle,
1676 pkt->pts);
1677 break;
1678 default:
0f4e8165 1679 abort();
bde0705c
LW
1680 }
1681 } else {
1682 AVFrame avframe; //FIXME/XXX remove this
1683 AVPacket opkt;
cdf38a17
MN
1684 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1685
bde0705c
LW
1686 av_init_packet(&opkt);
1687
cc947f04 1688 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN
1689 continue;
1690
bde0705c
LW
1691 /* no reencoding needed : output the packet directly */
1692 /* force the input stream PTS */
1693
1694 avcodec_get_frame_defaults(&avframe);
1695 ost->st->codec->coded_frame= &avframe;
cc947f04 1696 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1697
72415b2a 1698 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1699 audio_size += data_size;
72415b2a 1700 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1701 video_size += data_size;
1702 ost->sync_opts++;
1703 }
1704
1705 opkt.stream_index= ost->index;
1706 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1707 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW
1708 else
1709 opkt.pts= AV_NOPTS_VALUE;
1710
d2ce2f5e 1711 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1712 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC
1713 else
1714 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1715 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1716
a03d59b7 1717 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1718 opkt.flags= pkt->flags;
1719
1720 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN
1721 if( ost->st->codec->codec_id != CODEC_ID_H264
1722 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1723 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1724 ) {
cc947f04 1725 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 1726 opkt.destruct= av_destruct_packet;
d310d56a
BC
1727 } else {
1728 opkt.data = data_buf;
1729 opkt.size = data_size;
1730 }
bde0705c 1731
0b6d358a 1732 write_frame(os, &opkt, ost->st->codec, ost->bitstream_filters);
bde0705c
LW
1733 ost->st->codec->frame_number++;
1734 ost->frame_number++;
1735 av_free_packet(&opkt);
a700a6ae
FB
1736 }
1737 }
bde0705c 1738 }
46847a33
MN
1739
1740#if CONFIG_AVFILTER
748db0fc 1741 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
dfd57757 1742 ist->output_video_filter && avfilter_poll_frame(ist->output_video_filter->inputs[0]);
46847a33 1743 if(ist->picref)
7fce481a 1744 avfilter_unref_buffer(ist->picref);
46847a33
MN
1745 }
1746#endif
bde0705c
LW
1747 av_free(buffer_to_free);
1748 /* XXX: allocate the subtitles in the codec ? */
1749 if (subtitle_to_free) {
1750 if (subtitle_to_free->rects != NULL) {
1751 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN
1752 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1753 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1754 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1755 }
bde0705c 1756 av_freep(&subtitle_to_free->rects);
cf7fc795 1757 }
bde0705c
LW
1758 subtitle_to_free->num_rects = 0;
1759 subtitle_to_free = NULL;
a700a6ae 1760 }
bde0705c 1761 }
a700a6ae 1762 discard_packet:
6f824977
MN
1763 if (pkt == NULL) {
1764 /* EOF handling */
115329f1 1765
6f824977
MN
1766 for(i=0;i<nb_ostreams;i++) {
1767 ost = ost_table[i];
1768 if (ost->source_index == ist_index) {
01f4895c 1769 AVCodecContext *enc= ost->st->codec;
6f824977 1770 os = output_files[ost->file_index];
115329f1 1771
72415b2a 1772 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1773 continue;
72415b2a 1774 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1775 continue;
1776
1777 if (ost->encoding_needed) {
1778 for(;;) {
1779 AVPacket pkt;
cef7cc72 1780 int fifo_bytes;
6f824977
MN
1781 av_init_packet(&pkt);
1782 pkt.stream_index= ost->index;
115329f1 1783
01f4895c 1784 switch(ost->st->codec->codec_type) {
72415b2a 1785 case AVMEDIA_TYPE_AUDIO:
41dd680d 1786 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR
1787 ret = 0;
1788 /* encode any samples remaining in fifo */
b10d7e4e 1789 if (fifo_bytes > 0) {
ba7d6e79 1790 int osize = av_get_bits_per_sample_fmt(enc->sample_fmt) >> 3;
cef7cc72 1791 int fs_tmp = enc->frame_size;
b10d7e4e 1792
79c85beb 1793 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
b10d7e4e
BC
1794 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1795 enc->frame_size = fifo_bytes / (osize * enc->channels);
1796 } else { /* pad */
1797 int frame_bytes = enc->frame_size*osize*enc->channels;
79c85beb 1798 if (allocated_audio_buf_size < frame_bytes)
639e4ec8 1799 ffmpeg_exit(1);
e91376d1 1800 memset(audio_buf+fifo_bytes, 0, frame_bytes - fifo_bytes);
b10d7e4e
BC
1801 }
1802
79c85beb 1803 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
7c8689ef
BC
1804 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1805 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1806 enc->frame_size = fs_tmp;
9e0db7d5
MN
1807 }
1808 if(ret <= 0) {
cef7cc72
JR
1809 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1810 }
528271ff
MN
1811 if (ret < 0) {
1812 fprintf(stderr, "Audio encoding failed\n");
639e4ec8 1813 ffmpeg_exit(1);
528271ff 1814 }
6f824977 1815 audio_size += ret;
cc947f04 1816 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1817 break;
72415b2a 1818 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1819 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN
1820 if (ret < 0) {
1821 fprintf(stderr, "Video encoding failed\n");
639e4ec8 1822 ffmpeg_exit(1);
528271ff 1823 }
6f824977
MN
1824 video_size += ret;
1825 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1826 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN
1827 if (ost->logfile && enc->stats_out) {
1828 fprintf(ost->logfile, "%s", enc->stats_out);
1829 }
1830 break;
1831 default:
1832 ret=-1;
1833 }
115329f1 1834
6f824977
MN
1835 if(ret<=0)
1836 break;
27537106 1837 pkt.data= bit_buffer;
6f824977 1838 pkt.size= ret;
e7902f20 1839 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1840 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
0b6d358a 1841 write_frame(os, &pkt, ost->st->codec, ost->bitstream_filters);
6f824977
MN
1842 }
1843 }
1844 }
1845 }
1846 }
115329f1 1847
a700a6ae
FB
1848 return 0;
1849 fail_decode:
1850 return -1;
1851}
1852
6d1ba1ac
LA
1853static void print_sdp(AVFormatContext **avc, int n)
1854{
1855 char sdp[2048];
1856
1857 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1858 printf("SDP:\n%s\n", sdp);
536cd1db 1859 fflush(stdout);
6d1ba1ac 1860}
a700a6ae 1861
7a39f142
AK
1862static int copy_chapters(int infile, int outfile)
1863{
1864 AVFormatContext *is = input_files[infile];
1865 AVFormatContext *os = output_files[outfile];
1866 int i;
1867
1868 for (i = 0; i < is->nb_chapters; i++) {
1869 AVChapter *in_ch = is->chapters[i], *out_ch;
1870 AVMetadataTag *t = NULL;
1871 int64_t ts_off = av_rescale_q(start_time - input_files_ts_offset[infile],
1872 AV_TIME_BASE_Q, in_ch->time_base);
1873 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1874 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1875
1876
1877 if (in_ch->end < ts_off)
1878 continue;
1879 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1880 break;
1881
1882 out_ch = av_mallocz(sizeof(AVChapter));
1883 if (!out_ch)
1884 return AVERROR(ENOMEM);
1885
1886 out_ch->id = in_ch->id;
1887 out_ch->time_base = in_ch->time_base;
1888 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1889 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1890
d0abe80a 1891 if (metadata_chapters_autocopy)
45290fcd
AK
1892 while ((t = av_metadata_get(in_ch->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
1893 av_metadata_set2(&out_ch->metadata, t->key, t->value, 0);
7a39f142
AK
1894
1895 os->nb_chapters++;
1896 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1897 if (!os->chapters)
1898 return AVERROR(ENOMEM);
1899 os->chapters[os->nb_chapters - 1] = out_ch;
1900 }
1901 return 0;
1902}
1903
4ad08021
NG
1904static void parse_forced_key_frames(char *kf, AVOutputStream *ost,
1905 AVCodecContext *avctx)
1906{
1907 char *p;
1908 int n = 1, i;
1909 int64_t t;
1910
1911 for (p = kf; *p; p++)
1912 if (*p == ',')
1913 n++;
1914 ost->forced_kf_count = n;
1915 ost->forced_kf_pts = av_malloc(sizeof(*ost->forced_kf_pts) * n);
1916 if (!ost->forced_kf_pts) {
1917 av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
1918 ffmpeg_exit(1);
1919 }
1920 for (i = 0; i < n; i++) {
1921 p = i ? strchr(p, ',') + 1 : kf;
1922 t = parse_time_or_die("force_key_frames", p, 1);
1923 ost->forced_kf_pts[i] = av_rescale_q(t, AV_TIME_BASE_Q, avctx->time_base);
1924 }
1925}
1926
85f07f22
FB
1927/*
1928 * The following code is the main loop of the file converter
1929 */
3aace1bc 1930static int transcode(AVFormatContext **output_files,
065a20cb
SS
1931 int nb_output_files,
1932 AVFormatContext **input_files,
1933 int nb_input_files,
1934 AVStreamMap *stream_maps, int nb_stream_maps)
85f07f22 1935{
002c95d7 1936 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1937 AVFormatContext *is, *os;
1938 AVCodecContext *codec, *icodec;
1939 AVOutputStream *ost, **ost_table = NULL;
1940 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1941 AVInputFile *file_table;
002c95d7 1942 char error[1024];
cb09b2ed 1943 int key;
6d1ba1ac 1944 int want_sdp = 1;
545465ec
MN
1945 uint8_t no_packet[MAX_FILES]={0};
1946 int no_packet_count=0;
bdc4796f 1947
90901860 1948 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1949 if (!file_table)
1950 goto fail;
115329f1 1951
85f07f22
FB
1952 /* input stream init */
1953 j = 0;
1954 for(i=0;i<nb_input_files;i++) {
1955 is = input_files[i];
1956 file_table[i].ist_index = j;
79fdaa4c 1957 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1958 j += is->nb_streams;
1959 }
1960 nb_istreams = j;
1961
1962 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1963 if (!ist_table)
bdc4796f 1964 goto fail;
115329f1 1965
85f07f22
FB
1966 for(i=0;i<nb_istreams;i++) {
1967 ist = av_mallocz(sizeof(AVInputStream));
1968 if (!ist)
1969 goto fail;
1970 ist_table[i] = ist;
1971 }
1972 j = 0;
1973 for(i=0;i<nb_input_files;i++) {
1974 is = input_files[i];
1975 for(k=0;k<is->nb_streams;k++) {
1976 ist = ist_table[j++];
1977 ist->st = is->streams[k];
1978 ist->file_index = i;
1979 ist->index = k;
1980 ist->discard = 1; /* the stream is discarded by default
1981 (changed later) */
bdfcbbed 1982
3a25ca18 1983 if (rate_emu) {
bdfcbbed 1984 ist->start = av_gettime();
bdfcbbed 1985 }
85f07f22
FB
1986 }
1987 }
1988
1989 /* output stream init */
1990 nb_ostreams = 0;
1991 for(i=0;i<nb_output_files;i++) {
1992 os = output_files[i];
8a7bde1c 1993 if (!os->nb_streams) {
fc5d0db5
SS
1994 dump_format(output_files[i], i, output_files[i]->filename, 1);
1995 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
d62ccec8
JM
1996 ret = AVERROR(EINVAL);
1997 goto fail;
8a7bde1c 1998 }
85f07f22
FB
1999 nb_ostreams += os->nb_streams;
2000 }
2001 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
2002 fprintf(stderr, "Number of stream maps must match number of output streams\n");
d62ccec8
JM
2003 ret = AVERROR(EINVAL);
2004 goto fail;
85f07f22
FB
2005 }
2006
bd073980
BF
2007 /* Sanity check the mapping args -- do the input files & streams exist? */
2008 for(i=0;i<nb_stream_maps;i++) {
2009 int fi = stream_maps[i].file_index;
2010 int si = stream_maps[i].stream_index;
115329f1 2011
bd073980
BF
2012 if (fi < 0 || fi > nb_input_files - 1 ||
2013 si < 0 || si > file_table[fi].nb_streams - 1) {
2014 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
d62ccec8
JM
2015 ret = AVERROR(EINVAL);
2016 goto fail;
bd073980 2017 }
b4a3389e
WG
2018 fi = stream_maps[i].sync_file_index;
2019 si = stream_maps[i].sync_stream_index;
2020 if (fi < 0 || fi > nb_input_files - 1 ||
2021 si < 0 || si > file_table[fi].nb_streams - 1) {
2022 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
d62ccec8
JM
2023 ret = AVERROR(EINVAL);
2024 goto fail;
b4a3389e 2025 }
bd073980 2026 }
115329f1 2027
85f07f22
FB
2028 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
2029 if (!ost_table)
2030 goto fail;
85f07f22
FB
2031 n = 0;
2032 for(k=0;k<nb_output_files;k++) {
2033 os = output_files[k];
de427ff4 2034 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 2035 int found;
9fdf4b58 2036 ost = ost_table[n] = output_streams_for_file[k][i];
85f07f22
FB
2037 ost->st = os->streams[i];
2038 if (nb_stream_maps > 0) {
de427ff4
SS
2039 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
2040 stream_maps[n].stream_index;
115329f1 2041
bd073980 2042 /* Sanity check that the stream types match */
01f4895c 2043 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS
2044 int i= ost->file_index;
2045 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2046 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2047 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2048 ost->file_index, ost->index);
639e4ec8 2049 ffmpeg_exit(1);
bd073980 2050 }
115329f1 2051
85f07f22 2052 } else {
247e3954 2053 int best_nb_frames=-1;
3f1710e7
RP
2054 /* get corresponding input stream index : we select the first one with the right type */
2055 found = 0;
2056 for(j=0;j<nb_istreams;j++) {
2057 int skip=0;
2058 ist = ist_table[j];
2059 if(opt_programid){
2060 int pi,si;
2061 AVFormatContext *f= input_files[ ist->file_index ];
2062 skip=1;
2063 for(pi=0; pi<f->nb_programs; pi++){
2064 AVProgram *p= f->programs[pi];
2065 if(p->id == opt_programid)
2066 for(si=0; si<p->nb_stream_indexes; si++){
2067 if(f->streams[ p->stream_index[si] ] == ist->st)
2068 skip=0;
2069 }
6d3d3b83 2070 }
3f1710e7
RP
2071 }
2072 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
2073 ist->st->codec->codec_type == ost->st->codec->codec_type) {
2074 if(best_nb_frames < ist->st->codec_info_nb_frames){
2075 best_nb_frames= ist->st->codec_info_nb_frames;
2076 ost->source_index = j;
2077 found = 1;
85f07f22
FB
2078 }
2079 }
3f1710e7 2080 }
a15bc651
NS
2081
2082 if (!found) {
2083 if(! opt_programid) {
2084 /* try again and reuse existing stream */
2085 for(j=0;j<nb_istreams;j++) {
2086 ist = ist_table[j];
6d3d3b83
MN
2087 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2088 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS
2089 ost->source_index = j;
2090 found = 1;
2091 }
2092 }
50e143c4 2093 }
85f07f22 2094 if (!found) {
462cca10
SS
2095 int i= ost->file_index;
2096 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB
2097 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2098 ost->file_index, ost->index);
639e4ec8 2099 ffmpeg_exit(1);
85f07f22
FB
2100 }
2101 }
2102 }
2103 ist = ist_table[ost->source_index];
2104 ist->discard = 0;
b4a3389e 2105 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS
2106 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
2107 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB
2108 }
2109 }
2110
85f07f22
FB
2111 /* for each output stream, we compute the right encoding parameters */
2112 for(i=0;i<nb_ostreams;i++) {
46e6fb4c 2113 AVMetadataTag *t = NULL;
85f07f22 2114 ost = ost_table[i];
365515ac 2115 os = output_files[ost->file_index];
85f07f22
FB
2116 ist = ist_table[ost->source_index];
2117
01f4895c
MN
2118 codec = ost->st->codec;
2119 icodec = ist->st->codec;
85f07f22 2120
d0abe80a 2121 if (metadata_streams_autocopy)
45290fcd
AK
2122 while ((t = av_metadata_get(ist->st->metadata, "", t, AV_METADATA_IGNORE_SUFFIX))) {
2123 av_metadata_set2(&ost->st->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
2124 }
8e0d882b 2125
90c2295b 2126 ost->st->disposition = ist->st->disposition;
a39b76ea 2127 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2128 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2129
1629626f 2130 if (ost->st->stream_copy) {
b659c8b4
LA
2131 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2132
2133 if (extra_size > INT_MAX)
2134 goto fail;
2135
1629626f
FB
2136 /* if stream_copy is selected, no need to decode or encode */
2137 codec->codec_id = icodec->codec_id;
2138 codec->codec_type = icodec->codec_type;
365515ac
MN
2139
2140 if(!codec->codec_tag){
2141 if( !os->oformat->codec_tag
37ce3d6b 2142 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN
2143 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2144 codec->codec_tag = icodec->codec_tag;
2145 }
2146
1629626f 2147 codec->bit_rate = icodec->bit_rate;
2dec2bb8
MN
2148 codec->rc_max_rate = icodec->rc_max_rate;
2149 codec->rc_buffer_size = icodec->rc_buffer_size;
b659c8b4
LA
2150 codec->extradata= av_mallocz(extra_size);
2151 if (!codec->extradata)
2152 goto fail;
2153 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
dffbfd06 2154 codec->extradata_size= icodec->extradata_size;
3797c74b 2155 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 2156 codec->time_base = icodec->time_base;
3797c74b 2157 codec->time_base.num *= icodec->ticks_per_frame;
8abcbf2d
BC
2158 av_reduce(&codec->time_base.num, &codec->time_base.den,
2159 codec->time_base.num, codec->time_base.den, INT_MAX);
3797c74b 2160 }else
d29de719 2161 codec->time_base = ist->st->time_base;
1629626f 2162 switch(codec->codec_type) {
72415b2a 2163 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP
2164 if(audio_volume != 256) {
2165 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
639e4ec8 2166 ffmpeg_exit(1);
d08e3e91 2167 }
13367a46 2168 codec->channel_layout = icodec->channel_layout;
1629626f
FB
2169 codec->sample_rate = icodec->sample_rate;
2170 codec->channels = icodec->channels;
0a3b0447 2171 codec->frame_size = icodec->frame_size;
c1344911 2172 codec->block_align= icodec->block_align;
4efd6f58
MN
2173 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2174 codec->block_align= 0;
bcbd328e
MN
2175 if(codec->codec_id == CODEC_ID_AC3)
2176 codec->block_align= 0;
1629626f 2177 break;
72415b2a 2178 case AVMEDIA_TYPE_VIDEO:
9df3437f 2179 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
2180 codec->width = icodec->width;
2181 codec->height = icodec->height;
ff8cc24b 2182 codec->has_b_frames = icodec->has_b_frames;
1629626f 2183 break;
72415b2a 2184 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC
2185 codec->width = icodec->width;
2186 codec->height = icodec->height;
cf7fc795 2187 break;
1629626f 2188 default:
0f4e8165 2189 abort();
1629626f
FB
2190 }
2191 } else {
2192 switch(codec->codec_type) {
72415b2a 2193 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN
2194 ost->fifo= av_fifo_alloc(1024);
2195 if(!ost->fifo)
85f07f22 2196 goto fail;
5d6e4c16 2197 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
2886f311
2198 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2199 icodec->request_channels = codec->channels;
85f07f22
FB
2200 ist->decoding_needed = 1;
2201 ost->encoding_needed = 1;
8afab686
SS
2202 ost->resample_sample_fmt = icodec->sample_fmt;
2203 ost->resample_sample_rate = icodec->sample_rate;
2204 ost->resample_channels = icodec->channels;
1629626f 2205 break;
72415b2a 2206 case AVMEDIA_TYPE_VIDEO:
761c8c92 2207 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2208 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
639e4ec8 2209 ffmpeg_exit(1);
761c8c92 2210 }
5879ea6d
SS
2211 ost->video_resample = (codec->width != icodec->width ||
2212 codec->height != icodec->height ||
18a54b04 2213 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 2214 if (ost->video_resample) {
2de28abb 2215 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC
2216 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2217 codec->width, codec->height)) {
eddc482d 2218 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
639e4ec8 2219 ffmpeg_exit(1);
eddc482d 2220 }
9de8e6ac 2221 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04 2222 ost->img_resample_ctx = sws_getContext(
5879ea6d
SS
2223 icodec->width,
2224 icodec->height,
18a54b04 2225 icodec->pix_fmt,
0c22311b
MN
2226 codec->width,
2227 codec->height,
18a54b04
LA
2228 codec->pix_fmt,
2229 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
2230 if (ost->img_resample_ctx == NULL) {
2231 fprintf(stderr, "Cannot get resampling context\n");
639e4ec8 2232 ffmpeg_exit(1);
0b50ac8a 2233 }
352666c1 2234
46847a33 2235#if !CONFIG_AVFILTER
352666c1
EB
2236 ost->original_height = icodec->height;
2237 ost->original_width = icodec->width;
46847a33 2238#endif
a39b76ea 2239 codec->bits_per_raw_sample= 0;
85f07f22 2240 }
5879ea6d
SS
2241 ost->resample_height = icodec->height;
2242 ost->resample_width = icodec->width;
b83ccbff 2243 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB
2244 ost->encoding_needed = 1;
2245 ist->decoding_needed = 1;
46847a33
MN
2246
2247#if CONFIG_AVFILTER
2248 if (configure_filters(ist, ost)) {
2249 fprintf(stderr, "Error opening filters!\n");
2250 exit(1);
2251 }
2252#endif
1629626f 2253 break;
72415b2a 2254 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB
2255 ost->encoding_needed = 1;
2256 ist->decoding_needed = 1;
2257 break;
1629626f 2258 default:
0f4e8165 2259 abort();
cf7fc795 2260 break;
85f07f22 2261 }
1629626f 2262 /* two pass mode */
115329f1 2263 if (ost->encoding_needed &&
1629626f
FB
2264 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2265 char logfilename[1024];
2266 FILE *f;
115329f1
DB
2267
2268 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS
2269 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2270 i);
1629626f 2271 if (codec->flags & CODEC_FLAG_PASS1) {
c56e9e05 2272 f = fopen(logfilename, "wb");
1629626f 2273 if (!f) {
42d1d06e 2274 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
639e4ec8 2275 ffmpeg_exit(1);
1629626f
FB
2276 }
2277 ost->logfile = f;
2278 } else {
458b062d
SS
2279 char *logbuffer;
2280 size_t logbuffer_size;
2281 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2282 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
639e4ec8 2283 ffmpeg_exit(1);
1629626f 2284 }
1629626f 2285 codec->stats_in = logbuffer;
5abdb4b1 2286 }
5abdb4b1
FB
2287 }
2288 }
72415b2a 2289 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2290 int size= codec->width * codec->height;
c027e91a 2291 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2292 }
85f07f22
FB
2293 }
2294
8a6cb114
MN
2295 if (!bit_buffer)
2296 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2297 if (!bit_buffer) {
50f3fabc
MR
2298 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2299 bit_buffer_size);
002c95d7 2300 ret = AVERROR(ENOMEM);
8a6cb114 2301 goto fail;
1629626f
FB
2302 }
2303
85f07f22
FB
2304 /* open each encoder */
2305 for(i=0;i<nb_ostreams;i++) {
2306 ost = ost_table[i];
2307 if (ost->encoding_needed) {
0a6d97b3 2308 AVCodec *codec = i < nb_output_codecs ? output_codecs[i] : NULL;
cb2c971d 2309 AVCodecContext *dec = ist_table[ost->source_index]->st->codec;
6488cf9b 2310 if (!codec)
fd2b356a 2311 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2312 if (!codec) {
f356fc57
BC
2313 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2314 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC
2315 ret = AVERROR(EINVAL);
2316 goto dump_format;
85f07f22 2317 }
cb2c971d
AJ
2318 if (dec->subtitle_header) {
2319 ost->st->codec->subtitle_header = av_malloc(dec->subtitle_header_size);
2320 if (!ost->st->codec->subtitle_header) {
2321 ret = AVERROR(ENOMEM);
2322 goto dump_format;
2323 }
2324 memcpy(ost->st->codec->subtitle_header, dec->subtitle_header, dec->subtitle_header_size);
2325 ost->st->codec->subtitle_header_size = dec->subtitle_header_size;
2326 }
01f4895c 2327 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2328 snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
85f07f22 2329 ost->file_index, ost->index);
002c95d7
BC
2330 ret = AVERROR(EINVAL);
2331 goto dump_format;
85f07f22 2332 }
01f4895c 2333 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
2334 }
2335 }
2336
2337 /* open each decoder */
2338 for(i=0;i<nb_istreams;i++) {
2339 ist = ist_table[i];
2340 if (ist->decoding_needed) {
311e223f 2341 AVCodec *codec = i < nb_input_codecs ? input_codecs[i] : NULL;
6488cf9b 2342 if (!codec)
fd2b356a 2343 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2344 if (!codec) {
f356fc57 2345 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2346 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC
2347 ret = AVERROR(EINVAL);
2348 goto dump_format;
85f07f22 2349 }
01f4895c 2350 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2351 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2352 ist->file_index, ist->index);
002c95d7
BC
2353 ret = AVERROR(EINVAL);
2354 goto dump_format;
85f07f22 2355 }
72415b2a 2356 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2357 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
2358 }
2359 }
2360
2361 /* init pts */
2362 for(i=0;i<nb_istreams;i++) {
b8c93c48 2363 AVStream *st;
85f07f22 2364 ist = ist_table[i];
b8c93c48
MN
2365 st= ist->st;
2366 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2367 ist->next_pts = AV_NOPTS_VALUE;
0ff4f0c0 2368 init_pts_correction(&ist->pts_ctx);
ff4905a5 2369 ist->is_start = 1;
85f07f22 2370 }
c5e1e982 2371
0a38bafd
PB
2372 /* set meta data information from input file if required */
2373 for (i=0;i<nb_meta_data_maps;i++) {
1829e195
AK
2374 AVFormatContext *files[2];
2375 AVMetadata **meta[2];
a5926d85 2376 AVMetadataTag *mtag;
1829e195 2377 int j;
0a38bafd 2378
1829e195
AK
2379#define METADATA_CHECK_INDEX(index, nb_elems, desc)\
2380 if ((index) < 0 || (index) >= (nb_elems)) {\
2381 snprintf(error, sizeof(error), "Invalid %s index %d while processing metadata maps\n",\
2382 (desc), (index));\
2383 ret = AVERROR(EINVAL);\
2384 goto dump_format;\
115329f1
DB
2385 }
2386
1829e195
AK
2387 int out_file_index = meta_data_maps[i][0].file;
2388 int in_file_index = meta_data_maps[i][1].file;
7b393736
AK
2389 if (in_file_index < 0 || out_file_index < 0)
2390 continue;
1829e195
AK
2391 METADATA_CHECK_INDEX(out_file_index, nb_output_files, "output file")
2392 METADATA_CHECK_INDEX(in_file_index, nb_input_files, "input file")
0a38bafd 2393
1829e195
AK
2394 files[0] = output_files[out_file_index];
2395 files[1] = input_files[in_file_index];
2396
2397 for (j = 0; j < 2; j++) {
2398 AVMetaDataMap *map = &meta_data_maps[i][j];
2399
2400 switch (map->type) {
2401 case 'g':
2402 meta[j] = &files[j]->metadata;
2403 break;
2404 case 's':
2405 METADATA_CHECK_INDEX(map->index, files[j]->nb_streams, "stream")
2406 meta[j] = &files[j]->streams[map->index]->metadata;
2407 break;
2408 case 'c':
2409 METADATA_CHECK_INDEX(map->index, files[j]->nb_chapters, "chapter")
2410 meta[j] = &files[j]->chapters[map->index]->metadata;
2411 break;
2412 case 'p':
2413 METADATA_CHECK_INDEX(map->index, files[j]->nb_programs, "program")
2414 meta[j] = &files[j]->programs[map->index]->metadata;
2415 break;
2416 }
2417 }
a5926d85
AJ
2418
2419 mtag=NULL;
1829e195
AK
2420 while((mtag=av_metadata_get(*meta[1], "", mtag, AV_METADATA_IGNORE_SUFFIX)))
2421 av_metadata_set2(meta[0], mtag->key, mtag->value, AV_METADATA_DONT_OVERWRITE);
0a38bafd 2422 }
115329f1 2423
477b1aea
AK
2424 /* copy global metadata by default */
2425 if (metadata_global_autocopy) {
2426 AVMetadataTag *t = NULL;
2427
2428 while ((t = av_metadata_get(input_files[0]->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
2429 for (i = 0; i < nb_output_files; i++)
2430 av_metadata_set2(&output_files[i]->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
2431 }
2432
91e96eba
AK
2433 /* copy chapters according to chapter maps */
2434 for (i = 0; i < nb_chapter_maps; i++) {
2435 int infile = chapter_maps[i].in_file;
2436 int outfile = chapter_maps[i].out_file;
2437
2438 if (infile < 0 || outfile < 0)
2439 continue;
2440 if (infile >= nb_input_files) {
2441 snprintf(error, sizeof(error), "Invalid input file index %d in chapter mapping.\n", infile);
2442 ret = AVERROR(EINVAL);
2443 goto dump_format;
2444 }
2445 if (outfile >= nb_output_files) {
2446 snprintf(error, sizeof(error), "Invalid output file index %d in chapter mapping.\n",outfile);
2447 ret = AVERROR(EINVAL);
2448 goto dump_format;
2449 }
2450 copy_chapters(infile, outfile);
2451 }
2452
7a39f142 2453 /* copy chapters from the first input file that has them*/
91e96eba 2454 if (!nb_chapter_maps)
a9c2bf9d
AK
2455 for (i = 0; i < nb_input_files; i++) {
2456 if (!input_files[i]->nb_chapters)
2457 continue;
7a39f142 2458
a9c2bf9d
AK
2459 for (j = 0; j < nb_output_files; j++)
2460 if ((ret = copy_chapters(i, j)) < 0)
2461 goto dump_format;
09f47fa4 2462 break;
a9c2bf9d 2463 }
7a39f142 2464
85f07f22
FB
2465 /* open files and write file headers */
2466 for(i=0;i<nb_output_files;i++) {
2467 os = output_files[i];
79fdaa4c 2468 if (av_write_header(os) < 0) {
002c95d7 2469 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2470 ret = AVERROR(EINVAL);
002c95d7 2471 goto dump_format;
a38469e1 2472 }
6d1ba1ac
LA
2473 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2474 want_sdp = 0;
2475 }
2476 }
002c95d7
BC
2477
2478 dump_format:
2479 /* dump the file output parameters - cannot be done before in case
2480 of stream copy */
2481 for(i=0;i<nb_output_files;i++) {
2482 dump_format(output_files[i], i, output_files[i]->filename, 1);
2483 }
2484
2485 /* dump the stream mapping */
2486 if (verbose >= 0) {
2487 fprintf(stderr, "Stream mapping:\n");
2488 for(i=0;i<nb_ostreams;i++) {
2489 ost = ost_table[i];
2490 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2491 ist_table[ost->source_index]->file_index,
2492 ist_table[ost->source_index]->index,
2493 ost->file_index,
2494 ost->index);
2495 if (ost->sync_ist != ist_table[ost->source_index])
2496 fprintf(stderr, " [sync #%d.%d]",
2497 ost->sync_ist->file_index,
2498 ost->sync_ist->index);
2499 fprintf(stderr, "\n");
2500 }
2501 }
2502
2503 if (ret) {
2504 fprintf(stderr, "%s\n", error);
2505 goto fail;
2506 }
2507
6d1ba1ac
LA
2508 if (want_sdp) {
2509 print_sdp(output_files, nb_output_files);
85f07f22
FB
2510 }
2511
9d58e0a9 2512 if (!using_stdin && verbose >= 0) {
d9a916e2 2513 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
2514 url_set_interrupt_cb(decode_interrupt_cb);
2515 }
a38469e1
FB
2516 term_init();
2517
7fc98937 2518 timer_start = av_gettime();
51bd4565 2519
d9a916e2 2520 for(; received_sigterm == 0;) {
85f07f22
FB
2521 int file_index, ist_index;
2522 AVPacket pkt;
a9aeda81
PB
2523 double ipts_min;
2524 double opts_min;
23ffe323 2525
85f07f22 2526 redo:
a9aeda81
PB
2527 ipts_min= 1e100;
2528 opts_min= 1e100;
a38469e1 2529 /* if 'q' pressed, exits */
d9a916e2 2530 if (!using_stdin) {
b51469a0
LS
2531 if (q_pressed)
2532 break;
cb09b2ed
PG
2533 /* read_key() returns 0 on EOF */
2534 key = read_key();
2535 if (key == 'q')
2536 break;
2537 }
a38469e1 2538
ec5517d5
FB
2539 /* select the stream that we must read now by looking at the
2540 smallest output pts */
85f07f22 2541 file_index = -1;
ec5517d5 2542 for(i=0;i<nb_ostreams;i++) {
23ffe323 2543 double ipts, opts;
ec5517d5
FB
2544 ost = ost_table[i];
2545 os = output_files[ost->file_index];
2546 ist = ist_table[ost->source_index];
55a7e946 2547 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2548 continue;
c0df9d75 2549 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
2550 ipts = (double)ist->pts;
2551 if (!file_table[ist->file_index].eof_reached){
2552 if(ipts < ipts_min) {
2553 ipts_min = ipts;
2554 if(input_sync ) file_index = ist->file_index;
2555 }
2556 if(opts < opts_min) {
2557 opts_min = opts;
2558 if(!input_sync) file_index = ist->file_index;
2559 }
85f07f22 2560 }
01f4895c 2561 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2562 file_index= -1;
2563 break;
2564 }
85f07f22
FB
2565 }
2566 /* if none, if is finished */
51bd4565 2567 if (file_index < 0) {
545465ec
MN
2568 if(no_packet_count){
2569 no_packet_count=0;
2570 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2571 usleep(10000);
545465ec
MN
2572 continue;
2573 }
85f07f22 2574 break;
ec5517d5
FB
2575 }
2576
b6e16b86 2577 /* finish if limit size exhausted */
c4ab519e 2578 if (limit_filesize != 0 && limit_filesize <= url_ftell(output_files[0]->pb))
b6e16b86
C
2579 break;
2580
254abc2e 2581 /* read a frame from it and output it in the fifo */
85f07f22 2582 is = input_files[file_index];
ad51c68c 2583 ret= av_read_frame(is, &pkt);
b9edbe99 2584 if(ret == AVERROR(EAGAIN)){
545465ec
MN
2585 no_packet[file_index]=1;
2586 no_packet_count++;
ad51c68c 2587 continue;
545465ec 2588 }
ad51c68c 2589 if (ret < 0) {
85f07f22 2590 file_table[file_index].eof_reached = 1;
d24ce947
AB
2591 if (opt_shortest)
2592 break;
2593 else
2594 continue;
85f07f22 2595 }
303e50e6 2596
545465ec
MN
2597 no_packet_count=0;
2598 memset(no_packet, 0, sizeof(no_packet));
2599
254abc2e 2600 if (do_pkt_dump) {
750f0e1f 2601 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2602 }
79fdaa4c
FB
2603 /* the following test is needed in case new streams appear
2604 dynamically in stream : we ignore them */
2605 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2606 goto discard_packet;
85f07f22
FB
2607 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2608 ist = ist_table[ist_index];
bf5af568
FB
2609 if (ist->discard)
2610 goto discard_packet;
85f07f22 2611
fec401f7
MN
2612 if (pkt.dts != AV_NOPTS_VALUE)
2613 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2614 if (pkt.pts != AV_NOPTS_VALUE)
2615 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2616
2c6958aa
AJ
2617 if (pkt.stream_index < nb_input_files_ts_scale[file_index]
2618 && input_files_ts_scale[file_index][pkt.stream_index]){
8833f375
MN
2619 if(pkt.pts != AV_NOPTS_VALUE)
2620 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2621 if(pkt.dts != AV_NOPTS_VALUE)
2622 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2623 }
2624
949b1a13 2625// 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
2626 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2627 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN
2628 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2629 int64_t delta= pkt_dts - ist->next_pts;
2630 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
2631 input_files_ts_offset[ist->file_index]-= delta;
2632 if (verbose > 2)
4733abcb 2633 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
2634 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2635 if(pkt.pts != AV_NOPTS_VALUE)
2636 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2637 }
2638 }
2639
f8ccf720 2640 /* finish if recording time exhausted */
6abda15f
FC
2641 if (recording_time != INT64_MAX &&
2642 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2643 ist->is_past_recording_time = 1;
f8ccf720 2644 goto discard_packet;
55a7e946 2645 }
f8ccf720 2646
8831db5c 2647 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2648 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2649
2650 if (verbose >= 0)
2651 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2652 ist->file_index, ist->index);
f2abc559 2653 if (exit_on_error)
639e4ec8 2654 ffmpeg_exit(1);
a700a6ae
FB
2655 av_free_packet(&pkt);
2656 goto redo;
fe08925f 2657 }
cf7fc795 2658
bf5af568 2659 discard_packet:
85f07f22 2660 av_free_packet(&pkt);
115329f1 2661
ec5517d5
FB
2662 /* dump report by using the output first video and audio streams */
2663 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2664 }
a700a6ae
FB
2665
2666 /* at the end of stream, we must flush the decoder buffers */
2667 for(i=0;i<nb_istreams;i++) {
2668 ist = ist_table[i];
2669 if (ist->decoding_needed) {
2670 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2671 }
2672 }
2673
a38469e1 2674 term_exit();
85f07f22 2675
c4e37247
MN
2676 /* write the trailer if needed and close file */
2677 for(i=0;i<nb_output_files;i++) {
2678 os = output_files[i];
2679 av_write_trailer(os);
2680 }
2681
37f5cd5a
MN
2682 /* dump report by using the first video and audio streams */
2683 print_report(output_files, ost_table, nb_ostreams, 1);
2684
85f07f22
FB
2685 /* close each encoder */
2686 for(i=0;i<nb_ostreams;i++) {
2687 ost = ost_table[i];
2688 if (ost->encoding_needed) {
01f4895c
MN
2689 av_freep(&ost->st->codec->stats_in);
2690 avcodec_close(ost->st->codec);
85f07f22
FB
2691 }
2692 }
115329f1 2693
85f07f22
FB
2694 /* close each decoder */
2695 for(i=0;i<nb_istreams;i++) {
2696 ist = ist_table[i];
2697 if (ist->decoding_needed) {
01f4895c 2698 avcodec_close(ist->st->codec);
85f07f22
FB
2699 }
2700 }
46847a33 2701#if CONFIG_AVFILTER
aa1249b8 2702 if (graph) {
97dd1e4a 2703 avfilter_graph_free(graph);
aa1249b8 2704 av_freep(&graph);
46847a33
MN
2705 }
2706#endif
85f07f22 2707
85f07f22 2708 /* finished ! */
00b7fbdc 2709 ret = 0;
115329f1 2710
002c95d7 2711 fail:
83b07470 2712 av_freep(&bit_buffer);
0f1578af 2713 av_free(file_table);
bdc4796f 2714
85f07f22
FB
2715 if (ist_table) {
2716 for(i=0;i<nb_istreams;i++) {
2717 ist = ist_table[i];
0f1578af 2718 av_free(ist);
85f07f22 2719 }
0f1578af 2720 av_free(ist_table);
85f07f22
FB
2721 }
2722 if (ost_table) {
2723 for(i=0;i<nb_ostreams;i++) {
2724 ost = ost_table[i];
2725 if (ost) {
b659c8b4
LA
2726 if (ost->st->stream_copy)
2727 av_freep(&ost->st->codec->extradata);
5abdb4b1
FB
2728 if (ost->logfile) {
2729 fclose(ost->logfile);
2730 ost->logfile = NULL;
2731 }
41dd680d 2732 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2733 initialized but set to zero */
cb2c971d 2734 av_freep(&ost->st->codec->subtitle_header);
0f1578af 2735 av_free(ost->pict_tmp.data[0]);
4ad08021 2736 av_free(ost->forced_kf_pts);
85f07f22 2737 if (ost->video_resample)
18a54b04 2738 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2739 if (ost->resample)
85f07f22 2740 audio_resample_close(ost->resample);
a79db0f7
PR
2741 if (ost->reformat_ctx)
2742 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2743 av_free(ost);
85f07f22
FB
2744 }
2745 }
0f1578af 2746 av_free(ost_table);
85f07f22
FB
2747 }
2748 return ret;
85f07f22
FB
2749}
2750
b29f97d1 2751static void opt_format(const char *arg)
85f07f22 2752{
a5abfd8f 2753 last_asked_format = arg;
85f07f22
FB
2754}
2755
464a631c 2756static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2757{
2758 video_rc_override_string = arg;
2759}
2760
c48da33c 2761static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2762{
c48da33c
SS
2763 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2764 return 0;
f4f3223f
MN
2765}
2766
c48da33c 2767static int opt_verbose(const char *opt, const char *arg)
f068206e 2768{
46eab093 2769 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2770 return 0;
f068206e
BE
2771}
2772
2fc3866d 2773static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2774{
126b638e 2775 if (av_parse_video_rate(&frame_rate, arg) < 0) {
2fc3866d 2776 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
639e4ec8 2777 ffmpeg_exit(1);
445f1b83 2778 }
2fc3866d 2779 return 0;
85f07f22
FB
2780}
2781
ebde2a2c 2782static int opt_bitrate(const char *opt, const char *arg)
1b1656c6 2783{
72415b2a 2784 int codec_type = opt[0]=='a' ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
1b1656c6
RP
2785
2786 opt_default(opt, arg);
2787
636f1c4c 2788 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2789 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2790
2791 return 0;
1b1656c6
RP
2792}
2793
5879ea6d 2794static int opt_frame_crop(const char *opt, const char *arg)
ab6d194a 2795{
5879ea6d
SS
2796 fprintf(stderr, "Option '%s' has been removed, use the crop filter instead\n", opt);
2797 return AVERROR(EINVAL);
ab6d194a
MN
2798}
2799
b29f97d1 2800static void opt_frame_size(const char *arg)
85f07f22 2801{
126b638e 2802 if (av_parse_video_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2803 fprintf(stderr, "Incorrect frame size\n");
639e4ec8 2804 ffmpeg_exit(1);
85f07f22 2805 }
85f07f22
FB
2806}
2807
9f434b65
SS
2808static int opt_pad(const char *opt, const char *arg) {
2809 fprintf(stderr, "Option '%s' has been removed, use the pad filter instead\n", opt);
2810 return -1;
1ff93ffc
TK
2811}
2812
63167088
RS
2813static void opt_frame_pix_fmt(const char *arg)
2814{
90da2b50 2815 if (strcmp(arg, "list")) {
718c7b18 2816 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS
2817 if (frame_pix_fmt == PIX_FMT_NONE) {
2818 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
639e4ec8 2819 ffmpeg_exit(1);
90da2b50
SS
2820 }
2821 } else {
cedac882 2822 show_pix_fmts();
639e4ec8 2823 ffmpeg_exit(0);
c3b95b1d 2824 }
63167088
RS
2825}
2826
5fe03e38
RS
2827static void opt_frame_aspect_ratio(const char *arg)
2828{
2829 int x = 0, y = 0;
2830 double ar = 0;
2831 const char *p;
815f98cc 2832 char *end;
115329f1 2833
5fe03e38
RS
2834 p = strchr(arg, ':');
2835 if (p) {
815f98cc
AJ
2836 x = strtol(arg, &end, 10);
2837 if (end == p)
2838 y = strtol(end+1, &end, 10);
bb270c08
DB
2839 if (x > 0 && y > 0)
2840 ar = (double)x / (double)y;
5fe03e38 2841 } else
815f98cc 2842 ar = strtod(arg, NULL);
5fe03e38
RS
2843
2844 if (!ar) {
2845 fprintf(stderr, "Incorrect aspect ratio specification.\n");
639e4ec8 2846 ffmpeg_exit(1);
5fe03e38
RS
2847 }
2848 frame_aspect_ratio = ar;
2849}
2850
a5926d85
AJ
2851static int opt_metadata(const char *opt, const char *arg)
2852{
2853 char *mid= strchr(arg, '=');
2854
2855 if(!mid){
2856 fprintf(stderr, "Missing =\n");
639e4ec8 2857 ffmpeg_exit(1);
a5926d85
AJ
2858 }
2859 *mid++= 0;
2860
4bf65e2a 2861 av_metadata_set2(&metadata, arg, mid, 0);
a5926d85
AJ
2862
2863 return 0;
2864}
2865
b29f97d1 2866static void opt_qscale(const char *arg)
85f07f22 2867{
158c7f05 2868 video_qscale = atof(arg);
4e64bead 2869 if (video_qscale <= 0 ||
158c7f05 2870 video_qscale > 255) {
4e64bead 2871 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
639e4ec8 2872 ffmpeg_exit(1);
85f07f22
FB
2873 }
2874}
2875
bb198e19
MN
2876static void opt_top_field_first(const char *arg)
2877{
2878 top_field_first= atoi(arg);
2879}
2880
d18811bb 2881static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2882{
d18811bb 2883 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2884#if !HAVE_THREADS
d8019eb5
AD
2885 if (verbose >= 0)
2886 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2887#endif
d18811bb 2888 return 0;
9c3d33d6
MN
2889}
2890
ce1ee094
PR
2891static void opt_audio_sample_fmt(const char *arg)
2892{
2893 if (strcmp(arg, "list"))
ba7d6e79 2894 audio_sample_fmt = av_get_sample_fmt(arg);
ce1ee094 2895 else {
5d6e4c16 2896 list_fmts(av_get_sample_fmt_string, AV_SAMPLE_FMT_NB);
639e4ec8 2897 ffmpeg_exit(0);
ce1ee094
PR
2898 }
2899}
2900
c48da33c 2901static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2902{
c48da33c
SS
2903 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2904 return 0;
85f07f22
FB
2905}
2906
c48da33c 2907static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2908{
c48da33c
SS
2909 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2910 return 0;
85f07f22
FB
2911}
2912
b29f97d1 2913static void opt_video_channel(const char *arg)
a5df11ab
FB
2914{
2915 video_channel = strtol(arg, NULL, 0);
2916}
2917
e3ee3283
AB
2918static void opt_video_standard(const char *arg)
2919{
2920 video_standard = av_strdup(arg);
2921}
2922
4a897224 2923static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2924 int codec_type, const char *arg)
85f07f22 2925{
4a897224 2926 av_freep(pcodec_name);
1629626f 2927 if (!strcmp(arg, "copy")) {
cf7fc795 2928 *pstream_copy = 1;
85f07f22 2929 } else {
4a897224 2930 *pcodec_name = av_strdup(arg);
85f07f22
FB
2931 }
2932}
2933
cf7fc795
FB
2934static void opt_audio_codec(const char *arg)
2935{
72415b2a 2936 opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB
2937}
2938
b29f97d1 2939static void opt_video_codec(const char *arg)
85f07f22 2940{
72415b2a 2941 opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2942}
85f07f22 2943
cf7fc795
FB
2944static void opt_subtitle_codec(const char *arg)
2945{
72415b2a 2946 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB
2947}
2948
0d0778b0 2949static int opt_codec_tag(const char *opt, const char *arg)
27ad7d3a
BC
2950{
2951 char *tail;
d0242e74
SS
2952 uint32_t *codec_tag;
2953
2954 codec_tag = !strcmp(opt, "atag") ? &audio_codec_tag :
2955 !strcmp(opt, "vtag") ? &video_codec_tag :
2956 !strcmp(opt, "stag") ? &subtitle_codec_tag : NULL;
0d0778b0
RP
2957 if (!codec_tag)
2958 return -1;
27ad7d3a 2959
d0242e74
SS
2960 *codec_tag = strtol(arg, &tail, 0);
2961 if (!tail || *tail)
2839dc97 2962 *codec_tag = AV_RL32(arg);
0d0778b0
RP
2963
2964 return 0;
27ad7d3a
BC
2965}
2966
b29f97d1 2967static void opt_map(const char *arg)
85f07f22
FB
2968{
2969 AVStreamMap *m;
815f98cc 2970 char *p;
85f07f22 2971
3a8e8824
AJ
2972 stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1);
2973 m = &stream_maps[nb_stream_maps-1];
85f07f22 2974
815f98cc 2975 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
2976 if (*p)
2977 p++;
a5dc85ef 2978
815f98cc 2979 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
2980 if (*p) {
2981 p++;
815f98cc 2982 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
2983 if (*p)
2984 p++;
815f98cc 2985 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
2986 } else {
2987 m->sync_file_index = m->file_index;
2988 m->sync_stream_index = m->stream_index;
2989 }
85f07f22
FB
2990}
2991
1829e195
AK
2992static void parse_meta_type(const char *arg, char *type, int *index, char **endptr)
2993{
2994 *endptr = arg;
2995 if (*arg == ',') {
2996 *type = *(++arg);
2997 switch (*arg) {
2998 case 'g':
2999 break;
3000 case 's':
3001 case 'c':
3002 case 'p':
3003 *index = strtol(++arg, endptr, 0);
3004 break;
3005 default:
3006 fprintf(stderr, "Invalid metadata type %c.\n", *arg);
3007 ffmpeg_exit(1);
3008 }
3009 } else
3010 *type = 'g';
3011}
3012
0a38bafd
PB
3013static void opt_map_meta_data(const char *arg)
3014{
1829e195 3015 AVMetaDataMap *m, *m1;
815f98cc 3016 char *p;
115329f1 3017
63e856df
AK
3018 meta_data_maps = grow_array(meta_data_maps, sizeof(*meta_data_maps),
3019 &nb_meta_data_maps, nb_meta_data_maps + 1);
0a38bafd 3020
1829e195
AK
3021 m = &meta_data_maps[nb_meta_data_maps - 1][0];
3022 m->file = strtol(arg, &p, 0);
3023 parse_meta_type(p, &m->type, &m->index, &p);
0a38bafd
PB
3024 if (*p)
3025 p++;
3026
1829e195
AK
3027 m1 = &meta_data_maps[nb_meta_data_maps - 1][1];
3028 m1->file = strtol(p, &p, 0);
3029 parse_meta_type(p, &m1->type, &m1->index, &p);
d0abe80a 3030
477b1aea
AK
3031 if (m->type == 'g' || m1->type == 'g')
3032 metadata_global_autocopy = 0;
d0abe80a
AK
3033 if (m->type == 's' || m1->type == 's')
3034 metadata_streams_autocopy = 0;
3035 if (m->type == 'c' || m1->type == 'c')
3036 metadata_chapters_autocopy = 0;
0a38bafd
PB
3037}
3038
91e96eba
AK
3039static void opt_map_chapters(const char *arg)
3040{
3041 AVChapterMap *c;
3042 char *p;
3043
3044 chapter_maps = grow_array(chapter_maps, sizeof(*chapter_maps), &nb_chapter_maps,
3045 nb_chapter_maps + 1);
3046 c = &chapter_maps[nb_chapter_maps - 1];
3047 c->out_file = strtol(arg, &p, 0);
3048 if (*p)
3049 p++;
3050
3051 c->in_file = strtol(p, &p, 0);
3052}
3053
8833f375
MN
3054static void opt_input_ts_scale(const char *arg)
3055{
3056 unsigned int stream;
3057 double scale;
3058 char *p;
3059
3060 stream = strtol(arg, &p, 0);
3061 if (*p)
3062 p++;
3063 scale= strtod(p, &p);
3064
3065 if(stream >= MAX_STREAMS)
639e4ec8 3066 ffmpeg_exit(1);
8833f375 3067
2c6958aa 3068 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
3069 input_files_ts_scale[nb_input_files][stream]= scale;
3070}
3071
b19221c8 3072static int opt_recording_time(const char *opt, const char *arg)
85f07f22 3073{
b19221c8
SS
3074 recording_time = parse_time_or_die(opt, arg, 1);
3075 return 0;
85f07f22
FB
3076}
3077
b19221c8 3078static int opt_start_time(const char *opt, const char *arg)
8831db5c 3079{
b19221c8
SS
3080 start_time = parse_time_or_die(opt, arg, 1);
3081 return 0;
8831db5c
MN
3082}
3083
25d34458 3084static int opt_recording_timestamp(const char *opt, const char *arg)
4568325a 3085{
25d34458 3086 recording_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
b19221c8 3087 return 0;
4568325a
RS
3088}
3089
b19221c8 3090static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 3091{
b19221c8
SS
3092 input_ts_offset = parse_time_or_die(opt, arg, 1);
3093 return 0;
a6a92a9a
WG
3094}
3095
4e605bc3 3096static enum CodecID find_codec_or_die(const char *name, int type, int encoder, int strict)
4a897224 3097{
f73008d8 3098 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
3099 AVCodec *codec;
3100
3101 if(!name)
3102 return CODEC_ID_NONE;
3103 codec = encoder ?
3104 avcodec_find_encoder_by_name(name) :
3105 avcodec_find_decoder_by_name(name);
3106 if(!codec) {
49a06a4d 3107 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
639e4ec8 3108 ffmpeg_exit(1);
4a897224
NG
3109 }
3110 if(codec->type != type) {
49a06a4d 3111 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
639e4ec8 3112 ffmpeg_exit(1);
4a897224 3113 }
4e605bc3
JG
3114 if(codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
3115 strict > FF_COMPLIANCE_EXPERIMENTAL) {
3116 fprintf(stderr, "%s '%s' is experimental and might produce bad "
3117 "results.\nAdd '-strict experimental' if you want to use it.\n",
3118 codec_string, codec->name);
770e50ae
JG
3119 codec = encoder ?
3120 avcodec_find_encoder(codec->id) :
3121 avcodec_find_decoder(codec->id);
3122 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
3123 fprintf(stderr, "Or use the non experimental %s '%s'.\n",
3124 codec_string, codec->name);
639e4ec8 3125 ffmpeg_exit(1);
4e605bc3 3126 }
4a897224
NG
3127 return codec->id;
3128}
3129
b29f97d1 3130static void opt_input_file(const char *filename)
85f07f22
FB
3131{
3132 AVFormatContext *ic;
3133 AVFormatParameters params, *ap = &params;
a5abfd8f 3134 AVInputFormat *file_iformat = NULL;
14bea432 3135 int err, i, ret, rfps, rfps_base;
bd1b79a1 3136 int64_t timestamp;
85f07f22 3137
a5abfd8f 3138 if (last_asked_format) {
8c8bf9ec
SS
3139 if (!(file_iformat = av_find_input_format(last_asked_format))) {
3140 fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
639e4ec8 3141 ffmpeg_exit(1);
8c8bf9ec 3142 }
a5abfd8f
EB