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Take ticks per frame into account when warning about difference between
[libav.git] / ffmpeg.c
CommitLineData
85f07f22 1/*
115329f1 2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
b78e7197
DB		 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
bf5af568
FB		 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
85f07f22 16 *
bf5af568 17 * You should have received a copy of the GNU Lesser General Public
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
RB		 25#include "config.h"
26#include <ctype.h>
27#include <string.h>
28#include <math.h>
29#include <stdlib.h>
30#include <errno.h>
d86b83f8 31#include <signal.h>
22f7a060 32#include <limits.h>
7246177d 33#include <unistd.h>
245976da
DB		 34#include "libavformat/avformat.h"
35#include "libavdevice/avdevice.h"
36#include "libswscale/swscale.h"
245976da 37#include "libavcodec/opt.h"
ce1ee094 38#include "libavcodec/audioconvert.h"
ecfe3929 39#include "libavcodec/colorspace.h"
245976da 40#include "libavutil/fifo.h"
718c7b18 41#include "libavutil/pixdesc.h"
245976da 42#include "libavutil/avstring.h"
335ee1aa 43#include "libavutil/libm.h"
245976da 44#include "libavformat/os_support.h"
daf8e955 45
b250f9c6 46#if HAVE_SYS_RESOURCE_H
0a1b29de 47#include <sys/types.h>
fc5607f8 48#include <sys/time.h>
b091aa44 49#include <sys/resource.h>
b250f9c6 50#elif HAVE_GETPROCESSTIMES
7495c306
RP		 51#include <windows.h>
52#endif
fc5607f8
RD		 53#if HAVE_GETPROCESSMEMORYINFO
54#include <windows.h>
55#include <psapi.h>
56#endif
7495c306 57
b250f9c6 58#if HAVE_SYS_SELECT_H
fb1d2d7b
BC		 59#include <sys/select.h>
60#endif
61
b250f9c6 62#if HAVE_TERMIOS_H
85f07f22
FB		 63#include <fcntl.h>
64#include <sys/ioctl.h>
85f07f22 65#include <sys/time.h>
85f07f22 66#include <termios.h>
b250f9c6 67#elif HAVE_CONIO_H
4b54c6d0 68#include <conio.h>
bdc4796f 69#endif
bf5af568 70#include <time.h>
85f07f22 71
01310af2
FB		 72#include "cmdutils.h"
73
2b18dcd0
MN		 74#undef NDEBUG
75#include <assert.h>
76
64555bd9 77const char program_name[] = "FFmpeg";
ea9c581f 78const int program_birth_year = 2000;
86074ed1 79
85f07f22
FB		 80/* select an input stream for an output stream */
81typedef struct AVStreamMap {
82 int file_index;
83 int stream_index;
b4a3389e
WG		 84 int sync_file_index;
85 int sync_stream_index;
85f07f22
FB		 86} AVStreamMap;
87
0a38bafd
PB		 88/** select an input file for an output file */
89typedef struct AVMetaDataMap {
90 int out_file;
91 int in_file;
92} AVMetaDataMap;
93
580a6c57 94static const OptionDef options[];
85f07f22 95
60402344 96#define MAX_FILES 100
85f07f22 97
ef6fc647 98static const char *last_asked_format = NULL;
85f07f22 99static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 100static int64_t input_files_ts_offset[MAX_FILES];
8833f375 101static double input_files_ts_scale[MAX_FILES][MAX_STREAMS];
6488cf9b 102static AVCodec *input_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 103static int nb_input_files = 0;
6488cf9b 104static int nb_icodecs;
85f07f22
FB		 105
106static AVFormatContext *output_files[MAX_FILES];
6488cf9b 107static AVCodec *output_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 108static int nb_output_files = 0;
6488cf9b 109static int nb_ocodecs;
85f07f22 110
f44fd374 111static AVStreamMap stream_maps[MAX_FILES*MAX_STREAMS];
85f07f22
FB		 112static int nb_stream_maps;
113
0a38bafd
PB		 114static AVMetaDataMap meta_data_maps[MAX_FILES];
115static int nb_meta_data_maps;
116
55cf1959
MN		 117static int frame_width = 0;
118static int frame_height = 0;
880e8ba7 119static float frame_aspect_ratio = 0;
644a9262 120static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
ce1ee094 121static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
1ff93ffc
TK		 122static int frame_padtop = 0;
123static int frame_padbottom = 0;
124static int frame_padleft = 0;
125static int frame_padright = 0;
126static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN		 127static int frame_topBand = 0;
128static int frame_bottomBand = 0;
129static int frame_leftBand = 0;
130static int frame_rightBand = 0;
cf7fc795 131static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 132static AVRational frame_rate;
158c7f05 133static float video_qscale = 0;
84f608f4
VM		 134static uint16_t *intra_matrix = NULL;
135static uint16_t *inter_matrix = NULL;
464a631c 136static const char *video_rc_override_string=NULL;
85f07f22 137static int video_disable = 0;
f3356e9c 138static int video_discard = 0;
4a897224 139static char *video_codec_name = NULL;
b2a2197e 140static int video_codec_tag = 0;
0fc2c0f6 141static char *video_language = NULL;
85f07f22 142static int same_quality = 0;
cfcf0ffd 143static int do_deinterlace = 0;
bb198e19 144static int top_field_first = -1;
f4f3223f 145static int me_threshold = 0;
1a11cbcc 146static int intra_dc_precision = 8;
5894e1bb 147static int loop_input = 0;
8108551a 148static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 149static int qp_hist = 0;
85f07f22 150
85f07f22
FB		 151static int intra_only = 0;
152static int audio_sample_rate = 44100;
13367a46 153static int64_t channel_layout = 0;
c57c770d
JR		 154#define QSCALE_NONE -99999
155static float audio_qscale = QSCALE_NONE;
85f07f22
FB		 156static int audio_disable = 0;
157static int audio_channels = 1;
4a897224 158static char *audio_codec_name = NULL;
b2a2197e 159static int audio_codec_tag = 0;
cf7fc795
FB		 160static char *audio_language = NULL;
161
11bf3847 162static int subtitle_disable = 0;
4a897224 163static char *subtitle_codec_name = NULL;
cf7fc795 164static char *subtitle_language = NULL;
27ad7d3a 165static int subtitle_codec_tag = 0;
85f07f22 166
17c88cb0
MN		 167static float mux_preload= 0.5;
168static float mux_max_delay= 0.7;
2db3c638 169
fc7ad2af 170static int64_t recording_time = INT64_MAX;
8831db5c 171static int64_t start_time = 0;
4568325a 172static int64_t rec_timestamp = 0;
a6a92a9a 173static int64_t input_ts_offset = 0;
85f07f22 174static int file_overwrite = 0;
a5926d85
AJ		 175static int metadata_count;
176static AVMetadataTag *metadata;
5727b222 177static int do_benchmark = 0;
a0663ba4 178static int do_hex_dump = 0;
254abc2e 179static int do_pkt_dump = 0;
43f1708f 180static int do_psnr = 0;
5abdb4b1 181static int do_pass = 0;
ad16627f 182static char *pass_logfilename_prefix = NULL;
1629626f
FB		 183static int audio_stream_copy = 0;
184static int video_stream_copy = 0;
cf7fc795 185static int subtitle_stream_copy = 0;
8858816d 186static int video_sync_method= -1;
986ebcdb 187static int audio_sync_method= 0;
d4d226a8 188static float audio_drift_threshold= 0.1;
72bd8100 189static int copy_ts= 0;
76bdac6d 190static int opt_shortest = 0;
90ad92b3 191static int video_global_header = 0;
b60d1379 192static char *vstats_filename;
032aa7df 193static FILE *vstats_file;
50e143c4 194static int opt_programid = 0;
50e3477f 195static int copy_initial_nonkeyframes = 0;
5abdb4b1 196
bdfcbbed
MK		 197static int rate_emu = 0;
198
a5df11ab 199static int video_channel = 0;
df0cecdd 200static char *video_standard;
79a7c268 201
a9aa3467 202static int audio_volume = 256;
8aa3ee32 203
f2abc559 204static int exit_on_error = 0;
d9a916e2 205static int using_stdin = 0;
f068206e 206static int verbose = 1;
9c3d33d6 207static int thread_count= 1;
b51469a0 208static int q_pressed = 0;
1008ceb3
MN		 209static int64_t video_size = 0;
210static int64_t audio_size = 0;
211static int64_t extra_size = 0;
a6a92a9a
WG		 212static int nb_frames_dup = 0;
213static int nb_frames_drop = 0;
6e454c38 214static int input_sync;
76bdac6d 215static uint64_t limit_filesize = 0;
d2845b75 216static int force_fps = 0;
d9a916e2 217
5b6d5596 218static int pgmyuv_compatibility_hack=0;
a8482aab 219static float dts_delta_threshold = 10;
5b6d5596 220
e60da588 221static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 222
29cc1c23 223static int64_t timer_start;
8bbf6db9 224
3321cb3f
BC		 225static uint8_t *audio_buf;
226static uint8_t *audio_out;
b8919a30 227unsigned int allocated_audio_out_size, allocated_audio_buf_size;
3321cb3f
BC		 228
229static short *samples;
230
748c2fca
MN		 231static AVBitStreamFilterContext *video_bitstream_filters=NULL;
232static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 233static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 234static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 235
ad16627f 236#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 237
b4a3389e
WG		 238struct AVInputStream;
239
85f07f22
FB		 240typedef struct AVOutputStream {
241 int file_index; /* file index */
242 int index; /* stream index in the output file */
243 int source_index; /* AVInputStream index */
244 AVStream *st; /* stream in the output file */
ec5517d5
FB		 245 int encoding_needed; /* true if encoding needed for this stream */
246 int frame_number;
247 /* input pts and corresponding output pts
248 for A/V sync */
b4a3389e
WG		 249 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
250 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 251 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 252 /* video only */
07d0cdfc 253 int video_resample;
a4d36c11 254 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA		 255 struct SwsContext *img_resample_ctx; /* for image resampling */
256 int resample_height;
352666c1 257 int resample_width;
01a3c821 258 int resample_pix_fmt;
34b10a57 259
352666c1
EB		 260 /* full frame size of first frame */
261 int original_height;
262 int original_width;
263
264 /* cropping area sizes */
07d0cdfc 265 int video_crop;
352666c1
EB		 266 int topBand;
267 int bottomBand;
34b10a57 268 int leftBand;
352666c1
EB		 269 int rightBand;
270
271 /* cropping area of first frame */
272 int original_topBand;
273 int original_bottomBand;
274 int original_leftBand;
275 int original_rightBand;
115329f1 276
352666c1 277 /* padding area sizes */
07d0cdfc 278 int video_pad;
352666c1 279 int padtop;
1ff93ffc
TK		 280 int padbottom;
281 int padleft;
282 int padright;
115329f1 283
85f07f22
FB		 284 /* audio only */
285 int audio_resample;
286 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR		 287 int reformat_pair;
288 AVAudioConvert *reformat_ctx;
41dd680d 289 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 290 FILE *logfile;
85f07f22
FB		 291} AVOutputStream;
292
293typedef struct AVInputStream {
294 int file_index;
295 int index;
296 AVStream *st;
297 int discard; /* true if stream data should be discarded */
298 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 299 int64_t sample_index; /* current sample */
bdfcbbed
MK		 300
301 int64_t start; /* time when read started */
254abc2e
FB		 302 int64_t next_pts; /* synthetic pts for cases where pkt.pts
303 is not defined */
e7d0374f 304 int64_t pts; /* current pts */
ff4905a5 305 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 306 int showed_multi_packet_warning;
55a7e946 307 int is_past_recording_time;
85f07f22
FB		 308} AVInputStream;
309
310typedef struct AVInputFile {
311 int eof_reached; /* true if eof reached */
312 int ist_index; /* index of first stream in ist_table */
313 int buffer_size; /* current total buffer size */
79fdaa4c 314 int nb_streams; /* nb streams we are aware of */
85f07f22
FB		 315} AVInputFile;
316
b250f9c6 317#if HAVE_TERMIOS_H
bdc4796f 318
85f07f22
FB		 319/* init terminal so that we can grab keys */
320static struct termios oldtty;
64f6e357 321#endif
85f07f22
FB		 322
323static void term_exit(void)
324{
64f6e357 325#if HAVE_TERMIOS_H
85f07f22 326 tcsetattr (0, TCSANOW, &oldtty);
9a9509e6 327#endif
64f6e357 328}
85f07f22 329
e9a832e5 330static volatile int received_sigterm = 0;
9680a722
RP		 331
332static void
333sigterm_handler(int sig)
334{
335 received_sigterm = sig;
336 term_exit();
337}
338
85f07f22
FB		 339static void term_init(void)
340{
b250f9c6 341#if HAVE_TERMIOS_H
85f07f22
FB		 342 struct termios tty;
343
344 tcgetattr (0, &tty);
345 oldtty = tty;
9a9509e6 346 atexit(term_exit);
85f07f22
FB		 347
348 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
349 |INLCR|IGNCR|ICRNL|IXON);
350 tty.c_oflag |= OPOST;
351 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
352 tty.c_cflag &= ~(CSIZE|PARENB);
353 tty.c_cflag |= CS8;
354 tty.c_cc[VMIN] = 1;
355 tty.c_cc[VTIME] = 0;
115329f1 356
85f07f22 357 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP		 358 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
359#endif
85f07f22 360
9680a722 361 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 362 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR		 363#ifdef SIGXCPU
364 signal(SIGXCPU, sigterm_handler);
365#endif
366
b250f9c6 367#if CONFIG_BEOS_NETSERVER
9ddd71fc
FR		 368 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
369#endif
85f07f22
FB		 370}
371
372/* read a key without blocking */
373static int read_key(void)
374{
b250f9c6 375#if HAVE_TERMIOS_H
9ddd71fc 376 int n = 1;
85f07f22 377 unsigned char ch;
b250f9c6 378#if !CONFIG_BEOS_NETSERVER
9ddd71fc 379 struct timeval tv;
85f07f22
FB		 380 fd_set rfds;
381
382 FD_ZERO(&rfds);
383 FD_SET(0, &rfds);
384 tv.tv_sec = 0;
385 tv.tv_usec = 0;
386 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 387#endif
85f07f22 388 if (n > 0) {
cb09b2ed
PG		 389 n = read(0, &ch, 1);
390 if (n == 1)
85f07f22 391 return ch;
cb09b2ed
PG		 392
393 return n;
85f07f22 394 }
b250f9c6 395#elif HAVE_CONIO_H
4b54c6d0
RP		 396 if(kbhit())
397 return(getch());
d86b83f8 398#endif
85f07f22
FB		 399 return -1;
400}
401
b51469a0
LS		 402static int decode_interrupt_cb(void)
403{
404 return q_pressed || (q_pressed = read_key() == 'q');
405}
406
296df4e7 407static int av_exit(int ret)
e5295c0d
RP		 408{
409 int i;
410
411 /* close files */
412 for(i=0;i<nb_output_files;i++) {
413 /* maybe av_close_output_file ??? */
414 AVFormatContext *s = output_files[i];
415 int j;
8767060c 416 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP		 417 url_fclose(s->pb);
418 for(j=0;j<s->nb_streams;j++) {
094d9df7 419 av_metadata_free(&s->streams[j]->metadata);
e5295c0d
RP		 420 av_free(s->streams[j]->codec);
421 av_free(s->streams[j]);
422 }
094d9df7
AJ		 423 for(j=0;j<s->nb_programs;j++) {
424 av_metadata_free(&s->programs[j]->metadata);
425 }
426 for(j=0;j<s->nb_chapters;j++) {
427 av_metadata_free(&s->chapters[j]->metadata);
428 }
429 av_metadata_free(&s->metadata);
e5295c0d
RP		 430 av_free(s);
431 }
432 for(i=0;i<nb_input_files;i++)
433 av_close_input_file(input_files[i]);
434
e5295c0d
RP		 435 av_free(intra_matrix);
436 av_free(inter_matrix);
437
438 if (vstats_file)
439 fclose(vstats_file);
440 av_free(vstats_filename);
441
442 av_free(opt_names);
443
444 av_free(video_codec_name);
445 av_free(audio_codec_name);
446 av_free(subtitle_codec_name);
447
448 av_free(video_standard);
449
b250f9c6 450#if CONFIG_POWERPC_PERF
9686df2b 451 void powerpc_display_perf_report(void);
e5295c0d
RP		 452 powerpc_display_perf_report();
453#endif /* CONFIG_POWERPC_PERF */
454
72415b2a 455 for (i=0;i<AVMEDIA_TYPE_NB;i++)
5973490a
BC		 456 av_free(avcodec_opts[i]);
457 av_free(avformat_opts);
458 av_free(sws_opts);
3321cb3f
BC		 459 av_free(audio_buf);
460 av_free(audio_out);
b8919a30 461 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 462 av_free(samples);
5973490a 463
e5295c0d
RP		 464 if (received_sigterm) {
465 fprintf(stderr,
466 "Received signal %d: terminating.\n",
467 (int) received_sigterm);
468 exit (255);
469 }
470
296df4e7
RP		 471 exit(ret); /* not all OS-es handle main() return value */
472 return ret;
e5295c0d
RP		 473}
474
aa1de0d9
RB		 475static void choose_sample_fmt(AVStream *st, AVCodec *codec)
476{
477 if(codec && codec->sample_fmts){
478 const enum SampleFormat *p= codec->sample_fmts;
479 for(; *p!=-1; p++){
480 if(*p == st->codec->sample_fmt)
481 break;
482 }
483 if(*p == -1)
484 st->codec->sample_fmt = codec->sample_fmts[0];
485 }
486}
487
488static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
489{
490 if(codec && codec->pix_fmts){
491 const enum PixelFormat *p= codec->pix_fmts;
492 for(; *p!=-1; p++){
493 if(*p == st->codec->pix_fmt)
494 break;
495 }
496 if(*p == -1
497 && !( st->codec->codec_id==CODEC_ID_MJPEG
498 && st->codec->strict_std_compliance <= FF_COMPLIANCE_INOFFICIAL
499 && ( st->codec->pix_fmt == PIX_FMT_YUV420P
500 || st->codec->pix_fmt == PIX_FMT_YUV422P)))
501 st->codec->pix_fmt = codec->pix_fmts[0];
502 }
503}
504
b29f97d1 505static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 506{
79fdaa4c 507 int i, err;
85f07f22 508 AVFormatContext *ic;
3438d82d 509 int nopts = 0;
85f07f22 510
79fdaa4c
FB		 511 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
512 if (err < 0)
513 return err;
85f07f22
FB		 514 /* copy stream format */
515 s->nb_streams = ic->nb_streams;
516 for(i=0;i<ic->nb_streams;i++) {
517 AVStream *st;
d9521cb1 518 AVCodec *codec;
1e491e29 519
f37f8d4c 520 // FIXME: a more elegant solution is needed
e1031171 521 st = av_mallocz(sizeof(AVStream));
85f07f22 522 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 523 st->codec = avcodec_alloc_context();
7ef61879
RP		 524 if (!st->codec) {
525 print_error(filename, AVERROR(ENOMEM));
526 av_exit(1);
527 }
d9521cb1 528 avcodec_copy_context(st->codec, ic->streams[i]->codec);
85f07f22 529 s->streams[i] = st;
837d248d 530
d9521cb1
RB		 531 codec = avcodec_find_encoder(st->codec->codec_id);
532 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
533 if (audio_stream_copy) {
534 st->stream_copy = 1;
535 } else
536 choose_sample_fmt(st, codec);
537 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
538 if (video_stream_copy) {
539 st->stream_copy = 1;
540 } else
541 choose_pixel_fmt(st, codec);
542 }
837d248d 543
dbedf2aa
BC		 544 if(!st->codec->thread_count)
545 st->codec->thread_count = 1;
546 if(st->codec->thread_count>1)
547 avcodec_thread_init(st->codec, st->codec->thread_count);
548
3438d82d
BC		 549 if(st->codec->flags & CODEC_FLAG_BITEXACT)
550 nopts = 1;
85f07f22
FB		 551 }
552
3438d82d
BC		 553 if (!nopts)
554 s->timestamp = av_gettime();
555
85f07f22
FB		 556 av_close_input_file(ic);
557 return 0;
558}
559
b4a3389e
WG		 560static double
561get_sync_ipts(const AVOutputStream *ost)
562{
563 const AVInputStream *ist = ost->sync_ist;
fec401f7 564 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG		 565}
566
748c2fca 567static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN		 568 int ret;
569
748c2fca
MN		 570 while(bsfc){
571 AVPacket new_pkt= *pkt;
572 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
573 &new_pkt.data, &new_pkt.size,
574 pkt->data, pkt->size,
cc947f04 575 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 576 if(a>0){
748c2fca
MN		 577 av_free_packet(pkt);
578 new_pkt.destruct= av_destruct_packet;
7055cdac 579 } else if(a<0){
1f8e32cd
DB		 580 fprintf(stderr, "%s failed for stream %d, codec %s",
581 bsfc->filter->name, pkt->stream_index,
582 avctx->codec ? avctx->codec->name : "copy");
7055cdac 583 print_error("", a);
f2abc559
BC		 584 if (exit_on_error)
585 av_exit(1);
748c2fca
MN		 586 }
587 *pkt= new_pkt;
588
589 bsfc= bsfc->next;
590 }
591
0ac07031
MN		 592 ret= av_interleaved_write_frame(s, pkt);
593 if(ret < 0){
594 print_error("av_interleaved_write_frame()", ret);
296df4e7 595 av_exit(1);
0ac07031 596 }
748c2fca
MN		 597}
598
817b23ff 599#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 600
115329f1
DB		 601static void do_audio_out(AVFormatContext *s,
602 AVOutputStream *ost,
85f07f22
FB		 603 AVInputStream *ist,
604 unsigned char *buf, int size)
605{
0c1a9eda 606 uint8_t *buftmp;
15bfe412 607 int64_t audio_out_size, audio_buf_size;
7a086a85 608 int64_t allocated_for_size= size;
d66c7abc 609
85f07f22 610 int size_out, frame_bytes, ret;
01f4895c 611 AVCodecContext *enc= ost->st->codec;
2886f311 612 AVCodecContext *dec= ist->st->codec;
287ba997
PR		 613 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
614 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
15bfe412
MN		 615 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
616
7a086a85
MN		 617need_realloc:
618 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 619 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 620 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
15bfe412
MN		 621 audio_buf_size*= osize*enc->channels;
622
623 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
624 if(coded_bps > 8*osize)
625 audio_out_size= audio_out_size * coded_bps / (8*osize);
626 audio_out_size += FF_MIN_BUFFER_SIZE;
627
628 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
629 fprintf(stderr, "Buffer sizes too large\n");
630 av_exit(1);
631 }
85f07f22 632
b8919a30
MN		 633 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
634 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN		 635 if (!audio_buf || !audio_out){
636 fprintf(stderr, "Out of memory in do_audio_out\n");
637 av_exit(1);
638 }
d66c7abc 639
2886f311
AÖ		 640 if (enc->channels != dec->channels)
641 ost->audio_resample = 1;
642
643 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC		 644 if (dec->sample_fmt != SAMPLE_FMT_S16)
645 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
646 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
647 enc->sample_rate, dec->sample_rate,
648 enc->sample_fmt, dec->sample_fmt,
649 16, 10, 0, 0.8);
2886f311
AÖ		 650 if (!ost->resample) {
651 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
652 dec->channels, dec->sample_rate,
653 enc->channels, enc->sample_rate);
296df4e7 654 av_exit(1);
2886f311
AÖ		 655 }
656 }
657
a79db0f7 658#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 659 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 660 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR		 661 if (ost->reformat_ctx)
662 av_audio_convert_free(ost->reformat_ctx);
663 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
664 dec->sample_fmt, 1, NULL, 0);
665 if (!ost->reformat_ctx) {
666 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
667 avcodec_get_sample_fmt_name(dec->sample_fmt),
668 avcodec_get_sample_fmt_name(enc->sample_fmt));
669 av_exit(1);
670 }
671 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
672 }
673
986ebcdb 674 if(audio_sync_method){
115329f1 675 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 676 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN		 677 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
678 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 679
986ebcdb
MN		 680 //FIXME resample delay
681 if(fabs(delta) > 50){
d4d226a8 682 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 683 if(byte_delta < 0){
f41dd5aa 684 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN		 685 size += byte_delta;
686 buf -= byte_delta;
687 if(verbose > 2)
688 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
689 if(!size)
690 return;
691 ist->is_start=0;
692 }else{
693 static uint8_t *input_tmp= NULL;
694 input_tmp= av_realloc(input_tmp, byte_delta + size);
695
7a086a85
MN		 696 if(byte_delta > allocated_for_size - size){
697 allocated_for_size= byte_delta + (int64_t)size;
698 goto need_realloc;
699 }
700 ist->is_start=0;
ff4905a5
MN		 701
702 memset(input_tmp, 0, byte_delta);
703 memcpy(input_tmp + byte_delta, buf, size);
704 buf= input_tmp;
705 size += byte_delta;
706 if(verbose > 2)
707 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
708 }
709 }else if(audio_sync_method>1){
f66e4f5f 710 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN		 711 assert(ost->audio_resample);
712 if(verbose > 2)
713 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 714// 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		 715 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
716 }
115329f1 717 }
986ebcdb 718 }else
b4a3389e 719 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 720 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB		 721
722 if (ost->audio_resample) {
723 buftmp = audio_buf;
115329f1 724 size_out = audio_resample(ost->resample,
85f07f22 725 (short *)buftmp, (short *)buf,
287ba997
PR		 726 size / (ist->st->codec->channels * isize));
727 size_out = size_out * enc->channels * osize;
85f07f22
FB		 728 } else {
729 buftmp = buf;
730 size_out = size;
731 }
732
d1e3c6fd 733 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 734 const void *ibuf[6]= {buftmp};
80f47250 735 void *obuf[6]= {audio_buf};
287ba997
PR		 736 int istride[6]= {isize};
737 int ostride[6]= {osize};
a79db0f7
PR		 738 int len= size_out/istride[0];
739 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
740 printf("av_audio_convert() failed\n");
f2abc559
BC		 741 if (exit_on_error)
742 av_exit(1);
a79db0f7
PR		 743 return;
744 }
80f47250 745 buftmp = audio_buf;
287ba997 746 size_out = len*osize;
a79db0f7
PR		 747 }
748
85f07f22 749 /* now encode as many frames as possible */
a0663ba4 750 if (enc->frame_size > 1) {
85f07f22 751 /* output resampled raw samples */
41dd680d 752 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS		 753 fprintf(stderr, "av_fifo_realloc2() failed\n");
754 av_exit(1);
755 }
41dd680d 756 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 757
287ba997 758 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 759
41dd680d 760 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN		 761 AVPacket pkt;
762 av_init_packet(&pkt);
763
3898eed8 764 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 765
5bc440e7
MN		 766 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
767
115329f1 768 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 769 (short *)audio_buf);
528271ff
MN		 770 if (ret < 0) {
771 fprintf(stderr, "Audio encoding failed\n");
772 av_exit(1);
773 }
1008ceb3 774 audio_size += ret;
e928649b
MN		 775 pkt.stream_index= ost->index;
776 pkt.data= audio_out;
777 pkt.size= ret;
e7902f20 778 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 779 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 780 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 781 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 782
986ebcdb 783 ost->sync_opts += enc->frame_size;
85f07f22
FB		 784 }
785 } else {
e928649b
MN		 786 AVPacket pkt;
787 av_init_packet(&pkt);
986ebcdb 788
287ba997 789 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 790
a0663ba4 791 /* output a pcm frame */
287ba997
PR		 792 /* determine the size of the coded buffer */
793 size_out /= osize;
794 if (coded_bps)
060b8592 795 size_out = size_out*coded_bps/8;
287ba997 796
5ee05a62
MN		 797 if(size_out > audio_out_size){
798 fprintf(stderr, "Internal error, buffer size too small\n");
799 av_exit(1);
800 }
801
5bc440e7 802 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 803 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 804 (short *)buftmp);
528271ff
MN		 805 if (ret < 0) {
806 fprintf(stderr, "Audio encoding failed\n");
807 av_exit(1);
808 }
1008ceb3 809 audio_size += ret;
e928649b
MN		 810 pkt.stream_index= ost->index;
811 pkt.data= audio_out;
812 pkt.size= ret;
e7902f20 813 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 814 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 815 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 816 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB		 817 }
818}
819
10d104e4
PG		 820static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
821{
822 AVCodecContext *dec;
823 AVPicture *picture2;
824 AVPicture picture_tmp;
0c1a9eda 825 uint8_t *buf = 0;
10d104e4 826
01f4895c 827 dec = ist->st->codec;
10d104e4
PG		 828
829 /* deinterlace : must be done before any resize */
fdf11906 830 if (do_deinterlace) {
10d104e4
PG		 831 int size;
832
833 /* create temporary picture */
834 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
835 buf = av_malloc(size);
836 if (!buf)
837 return;
115329f1 838
10d104e4
PG		 839 picture2 = &picture_tmp;
840 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
841
9e1cc598
RP		 842 if(avpicture_deinterlace(picture2, picture,
843 dec->pix_fmt, dec->width, dec->height) < 0) {
844 /* if error, do not deinterlace */
845 fprintf(stderr, "Deinterlacing failed\n");
846 av_free(buf);
847 buf = NULL;
848 picture2 = picture;
849 }
10d104e4
PG		 850 } else {
851 picture2 = picture;
852 }
853
10d104e4
PG		 854 if (picture != picture2)
855 *picture = *picture2;
856 *bufp = buf;
857}
858
ec5517d5
FB		 859/* we begin to correct av delay at this threshold */
860#define AV_DELAY_MAX 0.100
85f07f22 861
115329f1
DB		 862static void do_subtitle_out(AVFormatContext *s,
863 AVOutputStream *ost,
cf7fc795
FB		 864 AVInputStream *ist,
865 AVSubtitle *sub,
866 int64_t pts)
867{
868 static uint8_t *subtitle_out = NULL;
7f4fca03 869 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB		 870 int subtitle_out_size, nb, i;
871 AVCodecContext *enc;
872 AVPacket pkt;
873
874 if (pts == AV_NOPTS_VALUE) {
875 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC		 876 if (exit_on_error)
877 av_exit(1);
cf7fc795
FB		 878 return;
879 }
880
01f4895c 881 enc = ost->st->codec;
cf7fc795
FB		 882
883 if (!subtitle_out) {
884 subtitle_out = av_malloc(subtitle_out_max_size);
885 }
886
887 /* Note: DVB subtitle need one packet to draw them and one other
888 packet to clear them */
889 /* XXX: signal it in the codec context ? */
890 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
891 nb = 2;
892 else
893 nb = 1;
894
895 for(i = 0; i < nb; i++) {
4bbe788a 896 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD		 897 // start_display_time is required to be 0
898 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
899 sub->end_display_time -= sub->start_display_time;
900 sub->start_display_time = 0;
115329f1 901 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 902 subtitle_out_max_size, sub);
266649a5
RD		 903 if (subtitle_out_size < 0) {
904 fprintf(stderr, "Subtitle encoding failed\n");
905 av_exit(1);
906 }
115329f1 907
cf7fc795
FB		 908 av_init_packet(&pkt);
909 pkt.stream_index = ost->index;
910 pkt.data = subtitle_out;
911 pkt.size = subtitle_out_size;
8b03c014 912 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB		 913 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
914 /* XXX: the pts correction is handled here. Maybe handling
915 it in the codec would be better */
916 if (i == 0)
917 pkt.pts += 90 * sub->start_display_time;
918 else
919 pkt.pts += 90 * sub->end_display_time;
920 }
748c2fca 921 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB		 922 }
923}
924
8a6cb114 925static int bit_buffer_size= 1024*256;
27537106 926static uint8_t *bit_buffer= NULL;
1ff93ffc 927
115329f1
DB		 928static void do_video_out(AVFormatContext *s,
929 AVOutputStream *ost,
85f07f22 930 AVInputStream *ist,
7a0f9d7e 931 AVFrame *in_picture,
986ebcdb 932 int *frame_size)
85f07f22 933{
ec5517d5 934 int nb_frames, i, ret;
352666c1 935 int64_t topBand, bottomBand, leftBand, rightBand;
07d0cdfc 936 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 937 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 938 AVCodecContext *enc, *dec;
47b229db 939 double sync_ipts;
115329f1 940
a4d36c11 941 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 942 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 943
01f4895c
MN		 944 enc = ost->st->codec;
945 dec = ist->st->codec;
85f07f22 946
47b229db
AS		 947 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
948
ec5517d5
FB		 949 /* by default, we output a single frame */
950 nb_frames = 1;
951
204c0f48
PG		 952 *frame_size = 0;
953
9ff261a2 954 if(video_sync_method){
d55065a2 955 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN		 956 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
957 if (vdelta < -1.1)
958 nb_frames = 0;
e6fdc2b1
MN		 959 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
960 if(vdelta<=-0.6){
961 nb_frames=0;
962 }else if(vdelta>0.6)
47b229db 963 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 964 }else if (vdelta > 1.1)
70122f29 965 nb_frames = lrintf(vdelta);
fc6765d7 966//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		 967 if (nb_frames == 0){
968 ++nb_frames_drop;
969 if (verbose>2)
970 fprintf(stderr, "*** drop!\n");
8300609b 971 }else if (nb_frames > 1) {
ed30e518 972 nb_frames_dup += nb_frames - 1;
50c3dd32 973 if (verbose>2)
8300609b 974 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN		 975 }
976 }else
47b229db 977 ost->sync_opts= lrintf(sync_ipts);
445f1b83 978
72415b2a 979 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 980 if (nb_frames <= 0)
85f07f22 981 return;
ce7c56c2 982
07d0cdfc 983 if (ost->video_crop) {
636d6a4a 984 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 985 fprintf(stderr, "error cropping picture\n");
f2abc559
BC		 986 if (exit_on_error)
987 av_exit(1);
4e780252 988 return;
07d0cdfc
LA		 989 }
990 formatted_picture = &picture_crop_temp;
18a54b04
LA		 991 } else {
992 formatted_picture = in_picture;
07d0cdfc
LA		 993 }
994
995 final_picture = formatted_picture;
996 padding_src = formatted_picture;
997 resampling_dst = &ost->pict_tmp;
998 if (ost->video_pad) {
999 final_picture = &ost->pict_tmp;
1000 if (ost->video_resample) {
636d6a4a 1001 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
49a06a4d 1002 fprintf(stderr, "error padding picture\n");
f2abc559
BC		 1003 if (exit_on_error)
1004 av_exit(1);
4e780252 1005 return;
07d0cdfc
LA		 1006 }
1007 resampling_dst = &picture_pad_temp;
1008 }
1009 }
1010
b83ccbff
MN		 1011 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
1012 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1013 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
1014
1015 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));
1016 if(!ost->video_resample)
1017 av_exit(1);
1018 }
1019
85f07f22 1020 if (ost->video_resample) {
07d0cdfc 1021 padding_src = NULL;
34b10a57 1022 final_picture = &ost->pict_tmp;
352666c1 1023 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
01a3c821
JGG		 1024 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1025 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 1026
352666c1
EB		 1027 /* keep bands proportional to the frame size */
1028 topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;
1029 bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;
1030 leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;
1031 rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;
1032
1033 /* sanity check to ensure no bad band sizes sneak in */
1034 assert(topBand <= INT_MAX && topBand >= 0);
1035 assert(bottomBand <= INT_MAX && bottomBand >= 0);
1036 assert(leftBand <= INT_MAX && leftBand >= 0);
1037 assert(rightBand <= INT_MAX && rightBand >= 0);
1038
1039 ost->topBand = topBand;
1040 ost->bottomBand = bottomBand;
1041 ost->leftBand = leftBand;
1042 ost->rightBand = rightBand;
1043
1044 ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);
1045 ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);
01a3c821 1046 ost->resample_pix_fmt= ist->st->codec->pix_fmt;
352666c1
EB		 1047
1048 /* initialize a new scaler context */
1049 sws_freeContext(ost->img_resample_ctx);
1050 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1051 ost->img_resample_ctx = sws_getContext(
1052 ist->st->codec->width - (ost->leftBand + ost->rightBand),
1053 ist->st->codec->height - (ost->topBand + ost->bottomBand),
1054 ist->st->codec->pix_fmt,
1055 ost->st->codec->width - (ost->padleft + ost->padright),
1056 ost->st->codec->height - (ost->padtop + ost->padbottom),
1057 ost->st->codec->pix_fmt,
1058 sws_flags, NULL, NULL, NULL);
1059 if (ost->img_resample_ctx == NULL) {
1060 fprintf(stderr, "Cannot get resampling context\n");
1061 av_exit(1);
1062 }
1063 }
18a54b04
LA		 1064 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1065 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1066 }
07d0cdfc
LA		 1067
1068 if (ost->video_pad) {
636d6a4a 1069 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA		 1070 enc->height, enc->width, enc->pix_fmt,
1071 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 1072 }
07d0cdfc 1073
85f07f22 1074 /* duplicates frame if needed */
ec5517d5 1075 for(i=0;i<nb_frames;i++) {
e928649b
MN		 1076 AVPacket pkt;
1077 av_init_packet(&pkt);
1078 pkt.stream_index= ost->index;
1079
e8750b00
FR		 1080 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1081 /* raw pictures are written as AVPicture structure to
1082 avoid any copies. We support temorarily the older
1083 method. */
2744ca9a 1084 AVFrame* old_frame = enc->coded_frame;
bb270c08 1085 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN		 1086 pkt.data= (uint8_t *)final_picture;
1087 pkt.size= sizeof(AVPicture);
b4dba580 1088 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1089 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1090
748c2fca 1091 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 1092 enc->coded_frame = old_frame;
e8750b00 1093 } else {
492cd3a9 1094 AVFrame big_picture;
a4d36c11
MN		 1095
1096 big_picture= *final_picture;
7a0f9d7e
FB		 1097 /* better than nothing: use input picture interlaced
1098 settings */
1099 big_picture.interlaced_frame = in_picture->interlaced_frame;
72415b2a 1100 if(avcodec_opts[AVMEDIA_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN		 1101 if(top_field_first == -1)
1102 big_picture.top_field_first = in_picture->top_field_first;
1103 else
2a8edc5d 1104 big_picture.top_field_first = top_field_first;
bb198e19 1105 }
7a0f9d7e 1106
85f07f22
FB		 1107 /* handles sameq here. This is not correct because it may
1108 not be a global option */
1109 if (same_quality) {
1e491e29
MN		 1110 big_picture.quality = ist->st->quality;
1111 }else
1112 big_picture.quality = ost->st->quality;
f4f3223f
MN		 1113 if(!me_threshold)
1114 big_picture.pict_type = 0;
50c3dd32 1115// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN		 1116 big_picture.pts= ost->sync_opts;
1117// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1118//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 1119 ret = avcodec_encode_video(enc,
8a6cb114 1120 bit_buffer, bit_buffer_size,
1e491e29 1121 &big_picture);
95af5e1c 1122 if (ret < 0) {
4156a436 1123 fprintf(stderr, "Video encoding failed\n");
296df4e7 1124 av_exit(1);
4156a436 1125 }
54e28a85 1126
4bbc6260 1127 if(ret>0){
27537106 1128 pkt.data= bit_buffer;
e928649b 1129 pkt.size= ret;
e6b4e4ff 1130 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1131 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1132/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN		 1133 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1134 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1135
e6b4e4ff 1136 if(enc->coded_frame->key_frame)
cc947f04 1137 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1138 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 1139 *frame_size = ret;
44eb047a 1140 video_size += ret;
54e28a85
BC		 1141 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1142 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN		 1143 /* if two pass, output log */
1144 if (ost->logfile && enc->stats_out) {
1145 fprintf(ost->logfile, "%s", enc->stats_out);
1146 }
5abdb4b1 1147 }
85f07f22 1148 }
50c3dd32 1149 ost->sync_opts++;
ec5517d5 1150 ost->frame_number++;
85f07f22
FB		 1151 }
1152}
1153
140cb663 1154static double psnr(double d){
b29f97d1 1155 return -10.0*log(d)/log(10.0);
140cb663
MN		 1156}
1157
115329f1 1158static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1159 int frame_size)
ce7c56c2 1160{
ce7c56c2
J		 1161 AVCodecContext *enc;
1162 int frame_number;
ce7c56c2 1163 double ti1, bitrate, avg_bitrate;
115329f1 1164
b60d1379 1165 /* this is executed just the first time do_video_stats is called */
032aa7df
SS		 1166 if (!vstats_file) {
1167 vstats_file = fopen(vstats_filename, "w");
1168 if (!vstats_file) {
4bd0c2b1 1169 perror("fopen");
296df4e7 1170 av_exit(1);
4bd0c2b1
BF		 1171 }
1172 }
1173
01f4895c 1174 enc = ost->st->codec;
72415b2a 1175 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1176 frame_number = ost->frame_number;
032aa7df 1177 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1178 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1179 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1180
032aa7df 1181 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1182 /* compute pts value */
c0df9d75 1183 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J		 1184 if (ti1 < 0.01)
1185 ti1 = 0.01;
115329f1 1186
c0df9d75 1187 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1188 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1189 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1190 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1191 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1192 }
ec5517d5
FB		 1193}
1194
b29f97d1 1195static void print_report(AVFormatContext **output_files,
bb270c08
DB		 1196 AVOutputStream **ost_table, int nb_ostreams,
1197 int is_last_report)
ec5517d5
FB		 1198{
1199 char buf[1024];
1200 AVOutputStream *ost;
b5ee9c23 1201 AVFormatContext *oc;
0c1a9eda 1202 int64_t total_size;
ec5517d5
FB		 1203 AVCodecContext *enc;
1204 int frame_number, vid, i;
1205 double bitrate, ti1, pts;
0c1a9eda 1206 static int64_t last_time = -1;
0888fd22 1207 static int qp_histogram[52];
115329f1 1208
ec5517d5 1209 if (!is_last_report) {
0c1a9eda 1210 int64_t cur_time;
ec5517d5
FB		 1211 /* display the report every 0.5 seconds */
1212 cur_time = av_gettime();
1213 if (last_time == -1) {
1214 last_time = cur_time;
1215 return;
115329f1 1216 }
ec5517d5
FB		 1217 if ((cur_time - last_time) < 500000)
1218 return;
1219 last_time = cur_time;
1220 }
1221
ce7c56c2 1222
ec5517d5
FB		 1223 oc = output_files[0];
1224
899681cd 1225 total_size = url_fsize(oc->pb);
859d95ba 1226 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1227 total_size= url_ftell(oc->pb);
115329f1 1228
ec5517d5
FB		 1229 buf[0] = '\0';
1230 ti1 = 1e10;
1231 vid = 0;
1232 for(i=0;i<nb_ostreams;i++) {
1233 ost = ost_table[i];
01f4895c 1234 enc = ost->st->codec;
72415b2a 1235 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
0ecca7a4 1236 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1237 !ost->st->stream_copy ?
99fb79b5 1238 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1239 }
72415b2a 1240 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW		 1241 float t = (av_gettime()-timer_start) / 1000000.0;
1242
ec5517d5 1243 frame_number = ost->frame_number;
7fc98937
LW		 1244 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1245 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1246 !ost->st->stream_copy ?
99fb79b5 1247 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1248 if(is_last_report)
0ecca7a4 1249 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1250 if(qp_hist){
0888fd22
MN		 1251 int j;
1252 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1253 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN		 1254 qp_histogram[qp]++;
1255 for(j=0; j<32; j++)
1256 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1257 }
890972be
MN		 1258 if (enc->flags&CODEC_FLAG_PSNR){
1259 int j;
1260 double error, error_sum=0;
1261 double scale, scale_sum=0;
1262 char type[3]= {'Y','U','V'};
0ecca7a4 1263 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN		 1264 for(j=0; j<3; j++){
1265 if(is_last_report){
1266 error= enc->error[j];
1267 scale= enc->width*enc->height*255.0*255.0*frame_number;
1268 }else{
1269 error= enc->coded_frame->error[j];
1270 scale= enc->width*enc->height*255.0*255.0;
1271 }
1272 if(j) scale/=4;
1273 error_sum += error;
1274 scale_sum += scale;
0ecca7a4 1275 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1276 }
0ecca7a4 1277 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1278 }
ec5517d5
FB		 1279 vid = 1;
1280 }
1281 /* compute min output value */
43924f01 1282 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1283 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 1284 ti1 = pts;
1285 }
1286 if (ti1 < 0.01)
1287 ti1 = 0.01;
115329f1 1288
f068206e
BE		 1289 if (verbose || is_last_report) {
1290 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB		 1291
1292 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1293 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1294 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1295
0f649d66 1296 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB		 1297 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1298 nb_frames_dup, nb_frames_drop);
115329f1 1299
d8019eb5
AD		 1300 if (verbose >= 0)
1301 fprintf(stderr, "%s \r", buf);
1302
ec5517d5
FB		 1303 fflush(stderr);
1304 }
115329f1 1305
1008ceb3
MN		 1306 if (is_last_report && verbose >= 0){
1307 int64_t raw= audio_size + video_size + extra_size;
f068206e 1308 fprintf(stderr, "\n");
1008ceb3
MN		 1309 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1310 video_size/1024.0,
1311 audio_size/1024.0,
1312 extra_size/1024.0,
1313 100.0*(total_size - raw)/raw
1314 );
1315 }
ce7c56c2
J		 1316}
1317
a700a6ae
FB		 1318/* pkt = NULL means EOF (needed to flush decoder buffers) */
1319static int output_packet(AVInputStream *ist, int ist_index,
1320 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1321 const AVPacket *pkt)
a700a6ae
FB		 1322{
1323 AVFormatContext *os;
1324 AVOutputStream *ost;
ede0e475 1325 int ret, i;
8157483d 1326 int got_picture;
a700a6ae 1327 AVFrame picture;
a700a6ae 1328 void *buffer_to_free;
f038fe8b 1329 static unsigned int samples_size= 0;
cf7fc795
FB		 1330 AVSubtitle subtitle, *subtitle_to_free;
1331 int got_subtitle;
ede0e475 1332 AVPacket avpkt;
9d66ef18 1333 int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
ede0e475 1334
ed923859
MN		 1335 if(ist->next_pts == AV_NOPTS_VALUE)
1336 ist->next_pts= ist->pts;
1337
a700a6ae
FB		 1338 if (pkt == NULL) {
1339 /* EOF handling */
031e14ea 1340 av_init_packet(&avpkt);
ede0e475
TB		 1341 avpkt.data = NULL;
1342 avpkt.size = 0;
a700a6ae 1343 goto handle_eof;
031e14ea
TB		 1344 } else {
1345 avpkt = *pkt;
a700a6ae
FB		 1346 }
1347
b1b818fc
MN		 1348 if(pkt->dts != AV_NOPTS_VALUE)
1349 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1350
bd6754aa 1351 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1352 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN		 1353 uint8_t *data_buf, *decoded_data_buf;
1354 int data_size, decoded_data_size;
a700a6ae 1355 handle_eof:
b1b818fc 1356 ist->pts= ist->next_pts;
19d5da50 1357
d859bb1d 1358 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1359 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1360 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN		 1361 ist->showed_multi_packet_warning=1;
1362 }
40cb57a2 1363
a700a6ae 1364 /* decode the packet if needed */
036c1382
MN		 1365 decoded_data_buf = NULL; /* fail safe */
1366 decoded_data_size= 0;
1367 data_buf = avpkt.data;
1368 data_size = avpkt.size;
cf7fc795 1369 subtitle_to_free = NULL;
a700a6ae 1370 if (ist->decoding_needed) {
01f4895c 1371 switch(ist->st->codec->codec_type) {
72415b2a 1372 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM		 1373 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1374 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1375 av_free(samples);
1376 samples= av_malloc(samples_size);
1377 }
036c1382 1378 decoded_data_size= samples_size;
a700a6ae
FB		 1379 /* XXX: could avoid copy if PCM 16 bits with same
1380 endianness as CPU */
036c1382 1381 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1382 &avpkt);
a700a6ae
FB		 1383 if (ret < 0)
1384 goto fail_decode;
ede0e475
TB		 1385 avpkt.data += ret;
1386 avpkt.size -= ret;
036c1382 1387 data_size = ret;
a700a6ae 1388 /* Some bug in mpeg audio decoder gives */
036c1382
MN		 1389 /* decoded_data_size < 0, it seems they are overflows */
1390 if (decoded_data_size <= 0) {
a700a6ae
FB		 1391 /* no audio frame */
1392 continue;
1393 }
036c1382
MN		 1394 decoded_data_buf = (uint8_t *)samples;
1395 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1396 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1397 break;}
72415b2a 1398 case AVMEDIA_TYPE_VIDEO:
036c1382 1399 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1400 /* XXX: allocate picture correctly */
9740beff
MN		 1401 avcodec_get_frame_defaults(&picture);
1402
ede0e475
TB		 1403 ret = avcodec_decode_video2(ist->st->codec,
1404 &picture, &got_picture, &avpkt);
a700a6ae 1405 ist->st->quality= picture.quality;
115329f1 1406 if (ret < 0)
a700a6ae
FB		 1407 goto fail_decode;
1408 if (!got_picture) {
1409 /* no picture yet */
1410 goto discard_packet;
1411 }
01f4895c 1412 if (ist->st->codec->time_base.num != 0) {
3797c74b 1413 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1414 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1415 ist->st->codec->time_base.num * ticks) /
01f4895c 1416 ist->st->codec->time_base.den;
a700a6ae 1417 }
ede0e475 1418 avpkt.size = 0;
a700a6ae 1419 break;
72415b2a 1420 case AVMEDIA_TYPE_SUBTITLE:
ede0e475
TB		 1421 ret = avcodec_decode_subtitle2(ist->st->codec,
1422 &subtitle, &got_subtitle, &avpkt);
cf7fc795 1423 if (ret < 0)
a700a6ae 1424 goto fail_decode;
cf7fc795
FB		 1425 if (!got_subtitle) {
1426 goto discard_packet;
a700a6ae 1427 }
cf7fc795 1428 subtitle_to_free = &subtitle;
ede0e475 1429 avpkt.size = 0;
cf7fc795
FB		 1430 break;
1431 default:
1432 goto fail_decode;
1433 }
1434 } else {
bde0705c 1435 switch(ist->st->codec->codec_type) {
72415b2a 1436 case AVMEDIA_TYPE_AUDIO:
bde0705c 1437 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1438 ist->st->codec->sample_rate;
bde0705c 1439 break;
72415b2a 1440 case AVMEDIA_TYPE_VIDEO:
bde0705c 1441 if (ist->st->codec->time_base.num != 0) {
3797c74b 1442 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1443 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1444 ist->st->codec->time_base.num * ticks) /
bde0705c 1445 ist->st->codec->time_base.den;
2fef0bdf 1446 }
bde0705c 1447 break;
a700a6ae 1448 }
ede0e475
TB		 1449 ret = avpkt.size;
1450 avpkt.size = 0;
bde0705c 1451 }
a700a6ae 1452
bde0705c 1453 buffer_to_free = NULL;
72415b2a 1454 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW		 1455 pre_process_video_frame(ist, (AVPicture *)&picture,
1456 &buffer_to_free);
1457 }
a700a6ae 1458
bde0705c 1459 // preprocess audio (volume)
72415b2a 1460 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW		 1461 if (audio_volume != 256) {
1462 short *volp;
1463 volp = samples;
036c1382 1464 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW		 1465 int v = ((*volp) * audio_volume + 128) >> 8;
1466 if (v < -32768) v = -32768;
1467 if (v > 32767) v = 32767;
1468 *volp++ = v;
7e987c33
C		 1469 }
1470 }
bde0705c 1471 }
7e987c33 1472
bde0705c 1473 /* frame rate emulation */
3a25ca18 1474 if (rate_emu) {
cb103a19 1475 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW		 1476 int64_t now = av_gettime() - ist->start;
1477 if (pts > now)
1478 usleep(pts - now);
bde0705c 1479 }
a700a6ae 1480
bde0705c
LW		 1481 /* if output time reached then transcode raw format,
1482 encode packets and output them */
1483 if (start_time == 0 || ist->pts >= start_time)
1484 for(i=0;i<nb_ostreams;i++) {
1485 int frame_size;
a700a6ae 1486
bde0705c
LW		 1487 ost = ost_table[i];
1488 if (ost->source_index == ist_index) {
1489 os = output_files[ost->file_index];
a700a6ae 1490
bde0705c
LW		 1491 /* set the input output pts pairs */
1492 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1493
1494 if (ost->encoding_needed) {
036c1382 1495 assert(ist->decoding_needed);
bde0705c 1496 switch(ost->st->codec->codec_type) {
72415b2a 1497 case AVMEDIA_TYPE_AUDIO:
036c1382 1498 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1499 break;
72415b2a 1500 case AVMEDIA_TYPE_VIDEO:
bde0705c 1501 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1502 if (vstats_filename && frame_size)
bde0705c
LW		 1503 do_video_stats(os, ost, frame_size);
1504 break;
72415b2a 1505 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW		 1506 do_subtitle_out(os, ost, ist, &subtitle,
1507 pkt->pts);
1508 break;
1509 default:
0f4e8165 1510 abort();
bde0705c
LW		 1511 }
1512 } else {
1513 AVFrame avframe; //FIXME/XXX remove this
1514 AVPacket opkt;
cdf38a17
MN		 1515 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1516
bde0705c
LW		 1517 av_init_packet(&opkt);
1518
cc947f04 1519 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN		 1520 continue;
1521
bde0705c
LW		 1522 /* no reencoding needed : output the packet directly */
1523 /* force the input stream PTS */
1524
1525 avcodec_get_frame_defaults(&avframe);
1526 ost->st->codec->coded_frame= &avframe;
cc947f04 1527 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1528
72415b2a 1529 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1530 audio_size += data_size;
72415b2a 1531 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW		 1532 video_size += data_size;
1533 ost->sync_opts++;
1534 }
1535
1536 opkt.stream_index= ost->index;
1537 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1538 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW		 1539 else
1540 opkt.pts= AV_NOPTS_VALUE;
1541
d2ce2f5e 1542 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1543 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC		 1544 else
1545 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1546 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1547
a03d59b7 1548 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1549 opkt.flags= pkt->flags;
1550
1551 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN		 1552 if( ost->st->codec->codec_id != CODEC_ID_H264
1553 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1554 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1555 ) {
cc947f04 1556 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 1557 opkt.destruct= av_destruct_packet;
d310d56a
BC		 1558 } else {
1559 opkt.data = data_buf;
1560 opkt.size = data_size;
1561 }
bde0705c 1562
8b389f15 1563 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW		 1564 ost->st->codec->frame_number++;
1565 ost->frame_number++;
1566 av_free_packet(&opkt);
a700a6ae
FB		 1567 }
1568 }
bde0705c
LW		 1569 }
1570 av_free(buffer_to_free);
1571 /* XXX: allocate the subtitles in the codec ? */
1572 if (subtitle_to_free) {
1573 if (subtitle_to_free->rects != NULL) {
1574 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN		 1575 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1576 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1577 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1578 }
bde0705c 1579 av_freep(&subtitle_to_free->rects);
cf7fc795 1580 }
bde0705c
LW		 1581 subtitle_to_free->num_rects = 0;
1582 subtitle_to_free = NULL;
a700a6ae 1583 }
bde0705c 1584 }
a700a6ae 1585 discard_packet:
6f824977
MN		 1586 if (pkt == NULL) {
1587 /* EOF handling */
115329f1 1588
6f824977
MN		 1589 for(i=0;i<nb_ostreams;i++) {
1590 ost = ost_table[i];
1591 if (ost->source_index == ist_index) {
01f4895c 1592 AVCodecContext *enc= ost->st->codec;
6f824977 1593 os = output_files[ost->file_index];
115329f1 1594
72415b2a 1595 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1596 continue;
72415b2a 1597 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN		 1598 continue;
1599
1600 if (ost->encoding_needed) {
1601 for(;;) {
1602 AVPacket pkt;
cef7cc72 1603 int fifo_bytes;
6f824977
MN		 1604 av_init_packet(&pkt);
1605 pkt.stream_index= ost->index;
115329f1 1606
01f4895c 1607 switch(ost->st->codec->codec_type) {
72415b2a 1608 case AVMEDIA_TYPE_AUDIO:
41dd680d 1609 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR		 1610 ret = 0;
1611 /* encode any samples remaining in fifo */
b10d7e4e 1612 if (fifo_bytes > 0) {
22c4c3e0 1613 int osize = av_get_bits_per_sample_format(enc->sample_fmt) >> 3;
cef7cc72 1614 int fs_tmp = enc->frame_size;
b10d7e4e 1615
3898eed8 1616 av_fifo_generic_read(ost->fifo, samples, fifo_bytes, NULL);
b10d7e4e
BC		 1617 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1618 enc->frame_size = fifo_bytes / (osize * enc->channels);
1619 } else { /* pad */
1620 int frame_bytes = enc->frame_size*osize*enc->channels;
1621 if (samples_size < frame_bytes)
1622 av_exit(1);
1623 memset((uint8_t*)samples+fifo_bytes, 0, frame_bytes - fifo_bytes);
1624 }
1625
c573eb85 1626 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
7c8689ef
BC		 1627 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1628 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1629 enc->frame_size = fs_tmp;
9e0db7d5
MN		 1630 }
1631 if(ret <= 0) {
cef7cc72
JR		 1632 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1633 }
528271ff
MN		 1634 if (ret < 0) {
1635 fprintf(stderr, "Audio encoding failed\n");
1636 av_exit(1);
1637 }
6f824977 1638 audio_size += ret;
cc947f04 1639 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1640 break;
72415b2a 1641 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1642 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN		 1643 if (ret < 0) {
1644 fprintf(stderr, "Video encoding failed\n");
1645 av_exit(1);
1646 }
6f824977
MN		 1647 video_size += ret;
1648 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1649 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN		 1650 if (ost->logfile && enc->stats_out) {
1651 fprintf(ost->logfile, "%s", enc->stats_out);
1652 }
1653 break;
1654 default:
1655 ret=-1;
1656 }
115329f1 1657
6f824977
MN		 1658 if(ret<=0)
1659 break;
27537106 1660 pkt.data= bit_buffer;
6f824977 1661 pkt.size= ret;
e7902f20 1662 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1663 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1664 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN		 1665 }
1666 }
1667 }
1668 }
1669 }
115329f1 1670
a700a6ae
FB		 1671 return 0;
1672 fail_decode:
1673 return -1;
1674}
1675
6d1ba1ac
LA		 1676static void print_sdp(AVFormatContext **avc, int n)
1677{
1678 char sdp[2048];
1679
1680 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1681 printf("SDP:\n%s\n", sdp);
536cd1db 1682 fflush(stdout);
6d1ba1ac 1683}
a700a6ae 1684
7a39f142
AK		 1685static int copy_chapters(int infile, int outfile)
1686{
1687 AVFormatContext *is = input_files[infile];
1688 AVFormatContext *os = output_files[outfile];
1689 int i;
1690
1691 for (i = 0; i < is->nb_chapters; i++) {
1692 AVChapter *in_ch = is->chapters[i], *out_ch;
1693 AVMetadataTag *t = NULL;
1694 int64_t ts_off = av_rescale_q(start_time - input_files_ts_offset[infile],
1695 AV_TIME_BASE_Q, in_ch->time_base);
1696 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1697 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1698
1699
1700 if (in_ch->end < ts_off)
1701 continue;
1702 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1703 break;
1704
1705 out_ch = av_mallocz(sizeof(AVChapter));
1706 if (!out_ch)
1707 return AVERROR(ENOMEM);
1708
1709 out_ch->id = in_ch->id;
1710 out_ch->time_base = in_ch->time_base;
1711 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1712 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1713
1714 while ((t = av_metadata_get(in_ch->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
1715 av_metadata_set2(&out_ch->metadata, t->key, t->value, 0);
1716
1717 os->nb_chapters++;
1718 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1719 if (!os->chapters)
1720 return AVERROR(ENOMEM);
1721 os->chapters[os->nb_chapters - 1] = out_ch;
1722 }
1723 return 0;
1724}
1725
85f07f22
FB		 1726/*
1727 * The following code is the main loop of the file converter
1728 */
ac61f59a 1729static int av_transcode(AVFormatContext **output_files,
685598f5
SS		 1730 int nb_output_files,
1731 AVFormatContext **input_files,
1732 int nb_input_files,
1733 AVStreamMap *stream_maps, int nb_stream_maps)
85f07f22 1734{
002c95d7 1735 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB		 1736 AVFormatContext *is, *os;
1737 AVCodecContext *codec, *icodec;
1738 AVOutputStream *ost, **ost_table = NULL;
1739 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1740 AVInputFile *file_table;
002c95d7 1741 char error[1024];
cb09b2ed 1742 int key;
6d1ba1ac 1743 int want_sdp = 1;
545465ec
MN		 1744 uint8_t no_packet[MAX_FILES]={0};
1745 int no_packet_count=0;
bdc4796f 1746
90901860 1747 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB		 1748 if (!file_table)
1749 goto fail;
115329f1 1750
85f07f22
FB		 1751 /* input stream init */
1752 j = 0;
1753 for(i=0;i<nb_input_files;i++) {
1754 is = input_files[i];
1755 file_table[i].ist_index = j;
79fdaa4c 1756 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB		 1757 j += is->nb_streams;
1758 }
1759 nb_istreams = j;
1760
1761 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1762 if (!ist_table)
bdc4796f 1763 goto fail;
115329f1 1764
85f07f22
FB		 1765 for(i=0;i<nb_istreams;i++) {
1766 ist = av_mallocz(sizeof(AVInputStream));
1767 if (!ist)
1768 goto fail;
1769 ist_table[i] = ist;
1770 }
1771 j = 0;
1772 for(i=0;i<nb_input_files;i++) {
1773 is = input_files[i];
1774 for(k=0;k<is->nb_streams;k++) {
1775 ist = ist_table[j++];
1776 ist->st = is->streams[k];
1777 ist->file_index = i;
1778 ist->index = k;
1779 ist->discard = 1; /* the stream is discarded by default
1780 (changed later) */
bdfcbbed 1781
3a25ca18 1782 if (rate_emu) {
bdfcbbed 1783 ist->start = av_gettime();
bdfcbbed 1784 }
85f07f22
FB		 1785 }
1786 }
1787
1788 /* output stream init */
1789 nb_ostreams = 0;
1790 for(i=0;i<nb_output_files;i++) {
1791 os = output_files[i];
8a7bde1c 1792 if (!os->nb_streams) {
fc5d0db5
SS		 1793 dump_format(output_files[i], i, output_files[i]->filename, 1);
1794 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
296df4e7 1795 av_exit(1);
8a7bde1c 1796 }
85f07f22
FB		 1797 nb_ostreams += os->nb_streams;
1798 }
1799 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1800 fprintf(stderr, "Number of stream maps must match number of output streams\n");
296df4e7 1801 av_exit(1);
85f07f22
FB		 1802 }
1803
bd073980
BF		 1804 /* Sanity check the mapping args -- do the input files & streams exist? */
1805 for(i=0;i<nb_stream_maps;i++) {
1806 int fi = stream_maps[i].file_index;
1807 int si = stream_maps[i].stream_index;
115329f1 1808
bd073980
BF		 1809 if (fi < 0 || fi > nb_input_files - 1 ||
1810 si < 0 || si > file_table[fi].nb_streams - 1) {
1811 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
296df4e7 1812 av_exit(1);
bd073980 1813 }
b4a3389e
WG		 1814 fi = stream_maps[i].sync_file_index;
1815 si = stream_maps[i].sync_stream_index;
1816 if (fi < 0 || fi > nb_input_files - 1 ||
1817 si < 0 || si > file_table[fi].nb_streams - 1) {
1818 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
296df4e7 1819 av_exit(1);
b4a3389e 1820 }
bd073980 1821 }
115329f1 1822
85f07f22
FB		 1823 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1824 if (!ost_table)
1825 goto fail;
1826 for(i=0;i<nb_ostreams;i++) {
1827 ost = av_mallocz(sizeof(AVOutputStream));
1828 if (!ost)
1829 goto fail;
1830 ost_table[i] = ost;
1831 }
115329f1 1832
85f07f22
FB		 1833 n = 0;
1834 for(k=0;k<nb_output_files;k++) {
1835 os = output_files[k];
de427ff4 1836 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 1837 int found;
de427ff4 1838 ost = ost_table[n];
85f07f22
FB		 1839 ost->file_index = k;
1840 ost->index = i;
1841 ost->st = os->streams[i];
1842 if (nb_stream_maps > 0) {
de427ff4
SS		 1843 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
1844 stream_maps[n].stream_index;
115329f1 1845
bd073980 1846 /* Sanity check that the stream types match */
01f4895c 1847 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS		 1848 int i= ost->file_index;
1849 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 1850 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 1851 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 1852 ost->file_index, ost->index);
296df4e7 1853 av_exit(1);
bd073980 1854 }
115329f1 1855
85f07f22 1856 } else {
247e3954 1857 int best_nb_frames=-1;
a15bc651
NS		 1858 /* get corresponding input stream index : we select the first one with the right type */
1859 found = 0;
85f07f22 1860 for(j=0;j<nb_istreams;j++) {
6d3d3b83 1861 int skip=0;
85f07f22 1862 ist = ist_table[j];
6d3d3b83
MN		 1863 if(opt_programid){
1864 int pi,si;
1865 AVFormatContext *f= input_files[ ist->file_index ];
1866 skip=1;
1867 for(pi=0; pi<f->nb_programs; pi++){
1868 AVProgram *p= f->programs[pi];
1869 if(p->id == opt_programid)
1870 for(si=0; si<p->nb_stream_indexes; si++){
1871 if(f->streams[ p->stream_index[si] ] == ist->st)
1872 skip=0;
1873 }
1874 }
1875 }
1876 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
a15bc651 1877 ist->st->codec->codec_type == ost->st->codec->codec_type) {
247e3954
MN		 1878 if(best_nb_frames < ist->st->codec_info_nb_frames){
1879 best_nb_frames= ist->st->codec_info_nb_frames;
1880 ost->source_index = j;
1881 found = 1;
1882 }
85f07f22
FB		 1883 }
1884 }
a15bc651
NS		 1885
1886 if (!found) {
1887 if(! opt_programid) {
1888 /* try again and reuse existing stream */
1889 for(j=0;j<nb_istreams;j++) {
1890 ist = ist_table[j];
6d3d3b83
MN		 1891 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
1892 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS		 1893 ost->source_index = j;
1894 found = 1;
1895 }
1896 }
50e143c4 1897 }
85f07f22 1898 if (!found) {
462cca10
SS		 1899 int i= ost->file_index;
1900 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB		 1901 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1902 ost->file_index, ost->index);
296df4e7 1903 av_exit(1);
85f07f22
FB		 1904 }
1905 }
1906 }
1907 ist = ist_table[ost->source_index];
1908 ist->discard = 0;
b4a3389e 1909 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS		 1910 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
1911 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB		 1912 }
1913 }
1914
85f07f22
FB		 1915 /* for each output stream, we compute the right encoding parameters */
1916 for(i=0;i<nb_ostreams;i++) {
46e6fb4c 1917 AVMetadataTag *t = NULL;
85f07f22 1918 ost = ost_table[i];
365515ac 1919 os = output_files[ost->file_index];
85f07f22
FB		 1920 ist = ist_table[ost->source_index];
1921
01f4895c
MN		 1922 codec = ost->st->codec;
1923 icodec = ist->st->codec;
85f07f22 1924
c71591a5 1925 while ((t = av_metadata_get(ist->st->metadata, "", t, AV_METADATA_IGNORE_SUFFIX))) {
46e6fb4c 1926 av_metadata_set2(&ost->st->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
c71591a5 1927 }
8e0d882b 1928
90c2295b 1929 ost->st->disposition = ist->st->disposition;
a39b76ea 1930 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 1931 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 1932
1629626f
FB		 1933 if (ost->st->stream_copy) {
1934 /* if stream_copy is selected, no need to decode or encode */
1935 codec->codec_id = icodec->codec_id;
1936 codec->codec_type = icodec->codec_type;
365515ac
MN		 1937
1938 if(!codec->codec_tag){
1939 if( !os->oformat->codec_tag
37ce3d6b 1940 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN		 1941 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1942 codec->codec_tag = icodec->codec_tag;
1943 }
1944
1629626f 1945 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN		 1946 codec->extradata= icodec->extradata;
1947 codec->extradata_size= icodec->extradata_size;
3797c74b 1948 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 1949 codec->time_base = icodec->time_base;
3797c74b
MN		 1950 codec->time_base.num *= icodec->ticks_per_frame;
1951 }else
d29de719 1952 codec->time_base = ist->st->time_base;
1629626f 1953 switch(codec->codec_type) {
72415b2a 1954 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP		 1955 if(audio_volume != 256) {
1956 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
1957 av_exit(1);
1958 }
13367a46 1959 codec->channel_layout = icodec->channel_layout;
1629626f
FB		 1960 codec->sample_rate = icodec->sample_rate;
1961 codec->channels = icodec->channels;
0a3b0447 1962 codec->frame_size = icodec->frame_size;
c1344911 1963 codec->block_align= icodec->block_align;
4efd6f58
MN		 1964 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1965 codec->block_align= 0;
bcbd328e
MN		 1966 if(codec->codec_id == CODEC_ID_AC3)
1967 codec->block_align= 0;
1629626f 1968 break;
72415b2a 1969 case AVMEDIA_TYPE_VIDEO:
9df3437f 1970 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB		 1971 codec->width = icodec->width;
1972 codec->height = icodec->height;
ff8cc24b 1973 codec->has_b_frames = icodec->has_b_frames;
1629626f 1974 break;
72415b2a 1975 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC		 1976 codec->width = icodec->width;
1977 codec->height = icodec->height;
cf7fc795 1978 break;
1629626f 1979 default:
0f4e8165 1980 abort();
1629626f
FB		 1981 }
1982 } else {
1983 switch(codec->codec_type) {
72415b2a 1984 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN		 1985 ost->fifo= av_fifo_alloc(1024);
1986 if(!ost->fifo)
85f07f22 1987 goto fail;
a79db0f7 1988 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
AÖ		 1989 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1990 icodec->request_channels = codec->channels;
85f07f22
FB		 1991 ist->decoding_needed = 1;
1992 ost->encoding_needed = 1;
1629626f 1993 break;
72415b2a 1994 case AVMEDIA_TYPE_VIDEO:
761c8c92 1995 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 1996 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
761c8c92
BC		 1997 av_exit(1);
1998 }
c3f11d19
LA		 1999 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
2000 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
2001 ost->video_resample = ((codec->width != icodec->width -
2002 (frame_leftBand + frame_rightBand) +
2003 (frame_padleft + frame_padright)) ||
2004 (codec->height != icodec->height -
2005 (frame_topBand + frame_bottomBand) +
18a54b04
LA		 2006 (frame_padtop + frame_padbottom)) ||
2007 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 2008 if (ost->video_crop) {
352666c1
EB		 2009 ost->topBand = ost->original_topBand = frame_topBand;
2010 ost->bottomBand = ost->original_bottomBand = frame_bottomBand;
2011 ost->leftBand = ost->original_leftBand = frame_leftBand;
2012 ost->rightBand = ost->original_rightBand = frame_rightBand;
c3f11d19
LA		 2013 }
2014 if (ost->video_pad) {
1ff93ffc
TK		 2015 ost->padtop = frame_padtop;
2016 ost->padleft = frame_padleft;
2017 ost->padbottom = frame_padbottom;
2018 ost->padright = frame_padright;
c3f11d19
LA		 2019 if (!ost->video_resample) {
2020 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 2021 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2022 codec->width, codec->height))
c3f11d19
LA		 2023 goto fail;
2024 }
2025 }
2026 if (ost->video_resample) {
2de28abb 2027 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 2028 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2029 codec->width, codec->height)) {
eddc482d 2030 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 2031 av_exit(1);
eddc482d 2032 }
9de8e6ac 2033 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA		 2034 ost->img_resample_ctx = sws_getContext(
2035 icodec->width - (frame_leftBand + frame_rightBand),
2036 icodec->height - (frame_topBand + frame_bottomBand),
2037 icodec->pix_fmt,
07d0cdfc
LA		 2038 codec->width - (frame_padleft + frame_padright),
2039 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA		 2040 codec->pix_fmt,
2041 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA		 2042 if (ost->img_resample_ctx == NULL) {
2043 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 2044 av_exit(1);
0b50ac8a 2045 }
352666c1
EB		 2046
2047 ost->original_height = icodec->height;
2048 ost->original_width = icodec->width;
2049
a39b76ea 2050 codec->bits_per_raw_sample= 0;
85f07f22 2051 }
b83ccbff
MN		 2052 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
2053 ost->resample_width = icodec->width - (frame_leftBand + frame_rightBand);
2054 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB		 2055 ost->encoding_needed = 1;
2056 ist->decoding_needed = 1;
1629626f 2057 break;
72415b2a 2058 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB		 2059 ost->encoding_needed = 1;
2060 ist->decoding_needed = 1;
2061 break;
1629626f 2062 default:
0f4e8165 2063 abort();
cf7fc795 2064 break;
85f07f22 2065 }
1629626f 2066 /* two pass mode */
115329f1 2067 if (ost->encoding_needed &&
1629626f
FB		 2068 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2069 char logfilename[1024];
2070 FILE *f;
115329f1
DB		 2071
2072 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS		 2073 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2074 i);
1629626f
FB		 2075 if (codec->flags & CODEC_FLAG_PASS1) {
2076 f = fopen(logfilename, "w");
2077 if (!f) {
42d1d06e 2078 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2079 av_exit(1);
1629626f
FB		 2080 }
2081 ost->logfile = f;
2082 } else {
458b062d
SS		 2083 char *logbuffer;
2084 size_t logbuffer_size;
2085 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2086 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
296df4e7 2087 av_exit(1);
1629626f 2088 }
1629626f 2089 codec->stats_in = logbuffer;
5abdb4b1 2090 }
5abdb4b1
FB		 2091 }
2092 }
72415b2a 2093 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2094 int size= codec->width * codec->height;
c027e91a 2095 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2096 }
85f07f22
FB		 2097 }
2098
8a6cb114
MN		 2099 if (!bit_buffer)
2100 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2101 if (!bit_buffer) {
50f3fabc
MR		 2102 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2103 bit_buffer_size);
002c95d7 2104 ret = AVERROR(ENOMEM);
8a6cb114 2105 goto fail;
1629626f
FB		 2106 }
2107
85f07f22
FB		 2108 /* open each encoder */
2109 for(i=0;i<nb_ostreams;i++) {
2110 ost = ost_table[i];
2111 if (ost->encoding_needed) {
6488cf9b
AJ		 2112 AVCodec *codec = output_codecs[i];
2113 if (!codec)
fd2b356a 2114 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2115 if (!codec) {
f356fc57
BC		 2116 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2117 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC		 2118 ret = AVERROR(EINVAL);
2119 goto dump_format;
85f07f22 2120 }
01f4895c 2121 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2122 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 2123 ost->file_index, ost->index);
002c95d7
BC		 2124 ret = AVERROR(EINVAL);
2125 goto dump_format;
85f07f22 2126 }
01f4895c 2127 extra_size += ost->st->codec->extradata_size;
85f07f22
FB		 2128 }
2129 }
2130
2131 /* open each decoder */
2132 for(i=0;i<nb_istreams;i++) {
2133 ist = ist_table[i];
2134 if (ist->decoding_needed) {
6488cf9b
AJ		 2135 AVCodec *codec = input_codecs[i];
2136 if (!codec)
fd2b356a 2137 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2138 if (!codec) {
f356fc57 2139 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2140 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC		 2141 ret = AVERROR(EINVAL);
2142 goto dump_format;
85f07f22 2143 }
01f4895c 2144 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2145 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2146 ist->file_index, ist->index);
002c95d7
BC		 2147 ret = AVERROR(EINVAL);
2148 goto dump_format;
85f07f22 2149 }
72415b2a 2150 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2151 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB		 2152 }
2153 }
2154
2155 /* init pts */
2156 for(i=0;i<nb_istreams;i++) {
b8c93c48 2157 AVStream *st;
85f07f22 2158 ist = ist_table[i];
b8c93c48
MN		 2159 st= ist->st;
2160 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2161 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 2162 ist->is_start = 1;
85f07f22 2163 }
c5e1e982 2164
0a38bafd
PB		 2165 /* set meta data information from input file if required */
2166 for (i=0;i<nb_meta_data_maps;i++) {
2167 AVFormatContext *out_file;
2168 AVFormatContext *in_file;
a5926d85 2169 AVMetadataTag *mtag;
0a38bafd
PB		 2170
2171 int out_file_index = meta_data_maps[i].out_file;
2172 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 2173 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC		 2174 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
2175 out_file_index, out_file_index, in_file_index);
8fa36ae0 2176 ret = AVERROR(EINVAL);
002c95d7 2177 goto dump_format;
0a38bafd 2178 }
9d58e0a9 2179 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC		 2180 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
2181 in_file_index, out_file_index, in_file_index);
8fa36ae0 2182 ret = AVERROR(EINVAL);
002c95d7 2183 goto dump_format;
115329f1
DB		 2184 }
2185
0a38bafd
PB		 2186 out_file = output_files[out_file_index];
2187 in_file = input_files[in_file_index];
2188
a5926d85
AJ		 2189
2190 mtag=NULL;
2191 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
1a6498d7 2192 av_metadata_set2(&out_file->metadata, mtag->key, mtag->value, AV_METADATA_DONT_OVERWRITE);
a5926d85
AJ		 2193 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
2194 in_file->iformat->metadata_conv);
0a38bafd 2195 }
115329f1 2196
7a39f142
AK		 2197 /* copy chapters from the first input file that has them*/
2198 for (i = 0; i < nb_input_files; i++) {
2199 if (!input_files[i]->nb_chapters)
2200 continue;
2201
2202 for (j = 0; j < nb_output_files; j++)
2203 if ((ret = copy_chapters(i, j)) < 0)
2204 goto dump_format;
2205 }
2206
85f07f22
FB		 2207 /* open files and write file headers */
2208 for(i=0;i<nb_output_files;i++) {
2209 os = output_files[i];
79fdaa4c 2210 if (av_write_header(os) < 0) {
002c95d7 2211 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2212 ret = AVERROR(EINVAL);
002c95d7 2213 goto dump_format;
a38469e1 2214 }
6d1ba1ac
LA		 2215 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2216 want_sdp = 0;
2217 }
2218 }
002c95d7
BC		 2219
2220 dump_format:
2221 /* dump the file output parameters - cannot be done before in case
2222 of stream copy */
2223 for(i=0;i<nb_output_files;i++) {
2224 dump_format(output_files[i], i, output_files[i]->filename, 1);
2225 }
2226
2227 /* dump the stream mapping */
2228 if (verbose >= 0) {
2229 fprintf(stderr, "Stream mapping:\n");
2230 for(i=0;i<nb_ostreams;i++) {
2231 ost = ost_table[i];
2232 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2233 ist_table[ost->source_index]->file_index,
2234 ist_table[ost->source_index]->index,
2235 ost->file_index,
2236 ost->index);
2237 if (ost->sync_ist != ist_table[ost->source_index])
2238 fprintf(stderr, " [sync #%d.%d]",
2239 ost->sync_ist->file_index,
2240 ost->sync_ist->index);
2241 fprintf(stderr, "\n");
2242 }
2243 }
2244
2245 if (ret) {
2246 fprintf(stderr, "%s\n", error);
2247 goto fail;
2248 }
2249
6d1ba1ac
LA		 2250 if (want_sdp) {
2251 print_sdp(output_files, nb_output_files);
85f07f22
FB		 2252 }
2253
9d58e0a9 2254 if (!using_stdin && verbose >= 0) {
d9a916e2 2255 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS		 2256 url_set_interrupt_cb(decode_interrupt_cb);
2257 }
a38469e1
FB		 2258 term_init();
2259
7fc98937 2260 timer_start = av_gettime();
51bd4565 2261
d9a916e2 2262 for(; received_sigterm == 0;) {
85f07f22
FB		 2263 int file_index, ist_index;
2264 AVPacket pkt;
a9aeda81
PB		 2265 double ipts_min;
2266 double opts_min;
23ffe323 2267
85f07f22 2268 redo:
a9aeda81
PB		 2269 ipts_min= 1e100;
2270 opts_min= 1e100;
a38469e1 2271 /* if 'q' pressed, exits */
d9a916e2 2272 if (!using_stdin) {
b51469a0
LS		 2273 if (q_pressed)
2274 break;
cb09b2ed
PG		 2275 /* read_key() returns 0 on EOF */
2276 key = read_key();
2277 if (key == 'q')
2278 break;
2279 }
a38469e1 2280
ec5517d5
FB		 2281 /* select the stream that we must read now by looking at the
2282 smallest output pts */
85f07f22 2283 file_index = -1;
ec5517d5 2284 for(i=0;i<nb_ostreams;i++) {
23ffe323 2285 double ipts, opts;
ec5517d5
FB		 2286 ost = ost_table[i];
2287 os = output_files[ost->file_index];
2288 ist = ist_table[ost->source_index];
55a7e946 2289 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2290 continue;
c0df9d75 2291 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN		 2292 ipts = (double)ist->pts;
2293 if (!file_table[ist->file_index].eof_reached){
2294 if(ipts < ipts_min) {
2295 ipts_min = ipts;
2296 if(input_sync ) file_index = ist->file_index;
2297 }
2298 if(opts < opts_min) {
2299 opts_min = opts;
2300 if(!input_sync) file_index = ist->file_index;
2301 }
85f07f22 2302 }
01f4895c 2303 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN		 2304 file_index= -1;
2305 break;
2306 }
85f07f22
FB		 2307 }
2308 /* if none, if is finished */
51bd4565 2309 if (file_index < 0) {
545465ec
MN		 2310 if(no_packet_count){
2311 no_packet_count=0;
2312 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2313 usleep(10000);
545465ec
MN		 2314 continue;
2315 }
85f07f22 2316 break;
ec5517d5
FB		 2317 }
2318
b6e16b86 2319 /* finish if limit size exhausted */
899681cd 2320 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C		 2321 break;
2322
254abc2e 2323 /* read a frame from it and output it in the fifo */
85f07f22 2324 is = input_files[file_index];
ad51c68c 2325 ret= av_read_frame(is, &pkt);
b9edbe99 2326 if(ret == AVERROR(EAGAIN)){
545465ec
MN		 2327 no_packet[file_index]=1;
2328 no_packet_count++;
ad51c68c 2329 continue;
545465ec 2330 }
ad51c68c 2331 if (ret < 0) {
85f07f22 2332 file_table[file_index].eof_reached = 1;
d24ce947
AB		 2333 if (opt_shortest)
2334 break;
2335 else
2336 continue;
85f07f22 2337 }
303e50e6 2338
545465ec
MN		 2339 no_packet_count=0;
2340 memset(no_packet, 0, sizeof(no_packet));
2341
254abc2e 2342 if (do_pkt_dump) {
750f0e1f 2343 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2344 }
79fdaa4c
FB		 2345 /* the following test is needed in case new streams appear
2346 dynamically in stream : we ignore them */
2347 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2348 goto discard_packet;
85f07f22
FB		 2349 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2350 ist = ist_table[ist_index];
bf5af568
FB		 2351 if (ist->discard)
2352 goto discard_packet;
85f07f22 2353
fec401f7
MN		 2354 if (pkt.dts != AV_NOPTS_VALUE)
2355 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2356 if (pkt.pts != AV_NOPTS_VALUE)
2357 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2358
8833f375
MN		 2359 if(input_files_ts_scale[file_index][pkt.stream_index]){
2360 if(pkt.pts != AV_NOPTS_VALUE)
2361 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2362 if(pkt.dts != AV_NOPTS_VALUE)
2363 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2364 }
2365
949b1a13 2366// 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		 2367 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2368 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN		 2369 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2370 int64_t delta= pkt_dts - ist->next_pts;
2371 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN		 2372 input_files_ts_offset[ist->file_index]-= delta;
2373 if (verbose > 2)
4733abcb 2374 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN		 2375 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2376 if(pkt.pts != AV_NOPTS_VALUE)
2377 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN		 2378 }
2379 }
2380
f8ccf720 2381 /* finish if recording time exhausted */
6abda15f
FC		 2382 if (recording_time != INT64_MAX &&
2383 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2384 ist->is_past_recording_time = 1;
f8ccf720 2385 goto discard_packet;
55a7e946 2386 }
f8ccf720 2387
8831db5c 2388 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2389 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD		 2390
2391 if (verbose >= 0)
2392 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2393 ist->file_index, ist->index);
f2abc559
BC		 2394 if (exit_on_error)
2395 av_exit(1);
a700a6ae
FB		 2396 av_free_packet(&pkt);
2397 goto redo;
fe08925f 2398 }
cf7fc795 2399
bf5af568 2400 discard_packet:
85f07f22 2401 av_free_packet(&pkt);
115329f1 2402
ec5517d5
FB		 2403 /* dump report by using the output first video and audio streams */
2404 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2405 }
a700a6ae
FB		 2406
2407 /* at the end of stream, we must flush the decoder buffers */
2408 for(i=0;i<nb_istreams;i++) {
2409 ist = ist_table[i];
2410 if (ist->decoding_needed) {
2411 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2412 }
2413 }
2414
a38469e1 2415 term_exit();
85f07f22 2416
c4e37247
MN		 2417 /* write the trailer if needed and close file */
2418 for(i=0;i<nb_output_files;i++) {
2419 os = output_files[i];
2420 av_write_trailer(os);
2421 }
2422
37f5cd5a
MN		 2423 /* dump report by using the first video and audio streams */
2424 print_report(output_files, ost_table, nb_ostreams, 1);
2425
85f07f22
FB		 2426 /* close each encoder */
2427 for(i=0;i<nb_ostreams;i++) {
2428 ost = ost_table[i];
2429 if (ost->encoding_needed) {
01f4895c
MN		 2430 av_freep(&ost->st->codec->stats_in);
2431 avcodec_close(ost->st->codec);
85f07f22
FB		 2432 }
2433 }
115329f1 2434
85f07f22
FB		 2435 /* close each decoder */
2436 for(i=0;i<nb_istreams;i++) {
2437 ist = ist_table[i];
2438 if (ist->decoding_needed) {
01f4895c 2439 avcodec_close(ist->st->codec);
85f07f22
FB		 2440 }
2441 }
85f07f22 2442
85f07f22 2443 /* finished ! */
00b7fbdc 2444 ret = 0;
115329f1 2445
002c95d7 2446 fail:
83b07470 2447 av_freep(&bit_buffer);
0f1578af 2448 av_free(file_table);
bdc4796f 2449
85f07f22
FB		 2450 if (ist_table) {
2451 for(i=0;i<nb_istreams;i++) {
2452 ist = ist_table[i];
0f1578af 2453 av_free(ist);
85f07f22 2454 }
0f1578af 2455 av_free(ist_table);
85f07f22
FB		 2456 }
2457 if (ost_table) {
2458 for(i=0;i<nb_ostreams;i++) {
2459 ost = ost_table[i];
2460 if (ost) {
5abdb4b1
FB		 2461 if (ost->logfile) {
2462 fclose(ost->logfile);
2463 ost->logfile = NULL;
2464 }
41dd680d 2465 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2466 initialized but set to zero */
0f1578af 2467 av_free(ost->pict_tmp.data[0]);
85f07f22 2468 if (ost->video_resample)
18a54b04 2469 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2470 if (ost->resample)
85f07f22 2471 audio_resample_close(ost->resample);
a79db0f7
PR		 2472 if (ost->reformat_ctx)
2473 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2474 av_free(ost);
85f07f22
FB		 2475 }
2476 }
0f1578af 2477 av_free(ost_table);
85f07f22
FB		 2478 }
2479 return ret;
85f07f22
FB		 2480}
2481
b29f97d1 2482static void opt_format(const char *arg)
85f07f22 2483{
817b23ff
FB		 2484 /* compatibility stuff for pgmyuv */
2485 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2486 pgmyuv_compatibility_hack=1;
9286699a 2487// opt_image_format(arg);
5b6d5596 2488 arg = "image2";
17ceb4f9 2489 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB		 2490 }
2491
a5abfd8f 2492 last_asked_format = arg;
85f07f22
FB		 2493}
2494
464a631c 2495static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN		 2496{
2497 video_rc_override_string = arg;
2498}
2499
c48da33c 2500static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2501{
c48da33c
SS		 2502 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2503 return 0;
f4f3223f
MN		 2504}
2505
c48da33c 2506static int opt_verbose(const char *opt, const char *arg)
f068206e 2507{
46eab093 2508 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2509 return 0;
f068206e
BE		 2510}
2511
2fc3866d 2512static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2513{
b33ece16 2514 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2515 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2516 av_exit(1);
445f1b83 2517 }
2fc3866d 2518 return 0;
85f07f22
FB		 2519}
2520
ebde2a2c 2521static int opt_bitrate(const char *opt, const char *arg)
1b1656c6 2522{
72415b2a 2523 int codec_type = opt[0]=='a' ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
1b1656c6
RP		 2524
2525 opt_default(opt, arg);
2526
636f1c4c 2527 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2528 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH		 2529
2530 return 0;
1b1656c6
RP		 2531}
2532
b29f97d1 2533static void opt_frame_crop_top(const char *arg)
ab6d194a 2534{
115329f1 2535 frame_topBand = atoi(arg);
ab6d194a
MN		 2536 if (frame_topBand < 0) {
2537 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2538 av_exit(1);
ab6d194a 2539 }
ab6d194a 2540 if ((frame_topBand) >= frame_height){
bb270c08 2541 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2542 av_exit(1);
ab6d194a
MN		 2543 }
2544 frame_height -= frame_topBand;
2545}
2546
b29f97d1 2547static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN		 2548{
2549 frame_bottomBand = atoi(arg);
2550 if (frame_bottomBand < 0) {
2551 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2552 av_exit(1);
ab6d194a 2553 }
ab6d194a 2554 if ((frame_bottomBand) >= frame_height){
bb270c08 2555 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2556 av_exit(1);
ab6d194a
MN		 2557 }
2558 frame_height -= frame_bottomBand;
2559}
2560
b29f97d1 2561static void opt_frame_crop_left(const char *arg)
ab6d194a
MN		 2562{
2563 frame_leftBand = atoi(arg);
2564 if (frame_leftBand < 0) {
2565 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2566 av_exit(1);
ab6d194a 2567 }
ab6d194a 2568 if ((frame_leftBand) >= frame_width){
bb270c08 2569 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2570 av_exit(1);
ab6d194a
MN		 2571 }
2572 frame_width -= frame_leftBand;
2573}
2574
b29f97d1 2575static void opt_frame_crop_right(const char *arg)
ab6d194a
MN		 2576{
2577 frame_rightBand = atoi(arg);
2578 if (frame_rightBand < 0) {
2579 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2580 av_exit(1);
ab6d194a 2581 }
ab6d194a 2582 if ((frame_rightBand) >= frame_width){
bb270c08 2583 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2584 av_exit(1);
ab6d194a
MN		 2585 }
2586 frame_width -= frame_rightBand;
2587}
2588
b29f97d1 2589static void opt_frame_size(const char *arg)
85f07f22 2590{
b33ece16 2591 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2592 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2593 av_exit(1);
85f07f22 2594 }
85f07f22
FB		 2595}
2596
1ff93ffc
TK		 2597static void opt_pad_color(const char *arg) {
2598 /* Input is expected to be six hex digits similar to
2599 how colors are expressed in html tags (but without the #) */
2600 int rgb = strtol(arg, NULL, 16);
2601 int r,g,b;
115329f1
DB		 2602
2603 r = (rgb >> 16);
1ff93ffc
TK		 2604 g = ((rgb >> 8) & 255);
2605 b = (rgb & 255);
2606
2607 padcolor[0] = RGB_TO_Y(r,g,b);
2608 padcolor[1] = RGB_TO_U(r,g,b,0);
2609 padcolor[2] = RGB_TO_V(r,g,b,0);
2610}
2611
2612static void opt_frame_pad_top(const char *arg)
2613{
115329f1 2614 frame_padtop = atoi(arg);
1ff93ffc
TK		 2615 if (frame_padtop < 0) {
2616 fprintf(stderr, "Incorrect top pad size\n");
296df4e7 2617 av_exit(1);
1ff93ffc 2618 }
1ff93ffc
TK		 2619}
2620
2621static void opt_frame_pad_bottom(const char *arg)
2622{
115329f1 2623 frame_padbottom = atoi(arg);
1ff93ffc
TK		 2624 if (frame_padbottom < 0) {
2625 fprintf(stderr, "Incorrect bottom pad size\n");
296df4e7 2626 av_exit(1);
1ff93ffc 2627 }
1ff93ffc
TK		 2628}
2629
2630
2631static void opt_frame_pad_left(const char *arg)
2632{
115329f1 2633 frame_padleft = atoi(arg);
1ff93ffc
TK		 2634 if (frame_padleft < 0) {
2635 fprintf(stderr, "Incorrect left pad size\n");
296df4e7 2636 av_exit(1);
1ff93ffc 2637 }
1ff93ffc
TK		 2638}
2639
2640
2641static void opt_frame_pad_right(const char *arg)
2642{
115329f1 2643 frame_padright = atoi(arg);
1ff93ffc
TK		 2644 if (frame_padright < 0) {
2645 fprintf(stderr, "Incorrect right pad size\n");
296df4e7 2646 av_exit(1);
1ff93ffc 2647 }
1ff93ffc
TK		 2648}
2649
63167088
RS		 2650static void opt_frame_pix_fmt(const char *arg)
2651{
90da2b50 2652 if (strcmp(arg, "list")) {
718c7b18 2653 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS		 2654 if (frame_pix_fmt == PIX_FMT_NONE) {
2655 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2656 av_exit(1);
2657 }
2658 } else {
cedac882 2659 show_pix_fmts();
296df4e7 2660 av_exit(0);
c3b95b1d 2661 }
63167088
RS		 2662}
2663
5fe03e38
RS		 2664static void opt_frame_aspect_ratio(const char *arg)
2665{
2666 int x = 0, y = 0;
2667 double ar = 0;
2668 const char *p;
815f98cc 2669 char *end;
115329f1 2670
5fe03e38
RS		 2671 p = strchr(arg, ':');
2672 if (p) {
815f98cc
AJ		 2673 x = strtol(arg, &end, 10);
2674 if (end == p)
2675 y = strtol(end+1, &end, 10);
bb270c08
DB		 2676 if (x > 0 && y > 0)
2677 ar = (double)x / (double)y;
5fe03e38 2678 } else
815f98cc 2679 ar = strtod(arg, NULL);
5fe03e38
RS		 2680
2681 if (!ar) {
2682 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2683 av_exit(1);
5fe03e38
RS		 2684 }
2685 frame_aspect_ratio = ar;
2686}
2687
a5926d85
AJ		 2688static int opt_metadata(const char *opt, const char *arg)
2689{
2690 char *mid= strchr(arg, '=');
2691
2692 if(!mid){
2693 fprintf(stderr, "Missing =\n");
2694 av_exit(1);
2695 }
2696 *mid++= 0;
2697
2698 metadata_count++;
2699 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2700 metadata[metadata_count-1].key = av_strdup(arg);
2701 metadata[metadata_count-1].value= av_strdup(mid);
2702
2703 return 0;
2704}
2705
b29f97d1 2706static void opt_qscale(const char *arg)
85f07f22 2707{
158c7f05 2708 video_qscale = atof(arg);
4e64bead 2709 if (video_qscale <= 0 ||
158c7f05 2710 video_qscale > 255) {
4e64bead 2711 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2712 av_exit(1);
85f07f22
FB		 2713 }
2714}
2715
bb198e19
MN		 2716static void opt_top_field_first(const char *arg)
2717{
2718 top_field_first= atoi(arg);
2719}
2720
d18811bb 2721static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2722{
d18811bb 2723 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2724#if !HAVE_THREADS
d8019eb5
AD		 2725 if (verbose >= 0)
2726 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2727#endif
d18811bb 2728 return 0;
9c3d33d6
MN		 2729}
2730
ce1ee094
PR		 2731static void opt_audio_sample_fmt(const char *arg)
2732{
2733 if (strcmp(arg, "list"))
2734 audio_sample_fmt = avcodec_get_sample_fmt(arg);
2735 else {
2736 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
2737 av_exit(0);
2738 }
2739}
2740
c48da33c 2741static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2742{
c48da33c
SS		 2743 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2744 return 0;
85f07f22
FB		 2745}
2746
c48da33c 2747static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2748{
c48da33c
SS		 2749 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2750 return 0;
85f07f22
FB		 2751}
2752
b29f97d1 2753static void opt_video_channel(const char *arg)
a5df11ab
FB		 2754{
2755 video_channel = strtol(arg, NULL, 0);
2756}
2757
e3ee3283
AB		 2758static void opt_video_standard(const char *arg)
2759{
2760 video_standard = av_strdup(arg);
2761}
2762
4a897224 2763static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2764 int codec_type, const char *arg)
85f07f22 2765{
4a897224 2766 av_freep(pcodec_name);
1629626f 2767 if (!strcmp(arg, "copy")) {
cf7fc795 2768 *pstream_copy = 1;
85f07f22 2769 } else {
4a897224 2770 *pcodec_name = av_strdup(arg);
85f07f22
FB		 2771 }
2772}
2773
cf7fc795
FB		 2774static void opt_audio_codec(const char *arg)
2775{
72415b2a 2776 opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB		 2777}
2778
b2a2197e
MN		 2779static void opt_audio_tag(const char *arg)
2780{
2781 char *tail;
2782 audio_codec_tag= strtol(arg, &tail, 0);
2783
2784 if(!tail || *tail)
2785 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2786}
2787
2788static void opt_video_tag(const char *arg)
2789{
2790 char *tail;
2791 video_codec_tag= strtol(arg, &tail, 0);
2792
2793 if(!tail || *tail)
2794 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2795}
2796
b29f97d1 2797static void opt_video_codec(const char *arg)
85f07f22 2798{
72415b2a 2799 opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2800}
85f07f22 2801
cf7fc795
FB		 2802static void opt_subtitle_codec(const char *arg)
2803{
72415b2a 2804 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB		 2805}
2806
27ad7d3a
BC		 2807static void opt_subtitle_tag(const char *arg)
2808{
2809 char *tail;
2810 subtitle_codec_tag= strtol(arg, &tail, 0);
2811
2812 if(!tail || *tail)
2813 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2814}
2815
b29f97d1 2816static void opt_map(const char *arg)
85f07f22
FB		 2817{
2818 AVStreamMap *m;
815f98cc 2819 char *p;
85f07f22 2820
85f07f22
FB		 2821 m = &stream_maps[nb_stream_maps++];
2822
815f98cc 2823 m->file_index = strtol(arg, &p, 0);
85f07f22
FB		 2824 if (*p)
2825 p++;
a5dc85ef 2826
815f98cc 2827 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2828 if (*p) {
2829 p++;
815f98cc 2830 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG		 2831 if (*p)
2832 p++;
815f98cc 2833 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2834 } else {
2835 m->sync_file_index = m->file_index;
2836 m->sync_stream_index = m->stream_index;
2837 }
85f07f22
FB		 2838}
2839
0a38bafd
PB		 2840static void opt_map_meta_data(const char *arg)
2841{
2842 AVMetaDataMap *m;
815f98cc 2843 char *p;
115329f1 2844
0a38bafd
PB		 2845 m = &meta_data_maps[nb_meta_data_maps++];
2846
815f98cc 2847 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB		 2848 if (*p)
2849 p++;
2850
815f98cc 2851 m->in_file = strtol(p, &p, 0);
0a38bafd
PB		 2852}
2853
8833f375
MN		 2854static void opt_input_ts_scale(const char *arg)
2855{
2856 unsigned int stream;
2857 double scale;
2858 char *p;
2859
2860 stream = strtol(arg, &p, 0);
2861 if (*p)
2862 p++;
2863 scale= strtod(p, &p);
2864
2865 if(stream >= MAX_STREAMS)
2866 av_exit(1);
2867
2868 input_files_ts_scale[nb_input_files][stream]= scale;
2869}
2870
b19221c8 2871static int opt_recording_time(const char *opt, const char *arg)
85f07f22 2872{
b19221c8
SS		 2873 recording_time = parse_time_or_die(opt, arg, 1);
2874 return 0;
85f07f22
FB		 2875}
2876
b19221c8 2877static int opt_start_time(const char *opt, const char *arg)
8831db5c 2878{
b19221c8
SS		 2879 start_time = parse_time_or_die(opt, arg, 1);
2880 return 0;
8831db5c
MN		 2881}
2882
b19221c8 2883static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 2884{
b19221c8
SS		 2885 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
2886 return 0;
4568325a
RS		 2887}
2888
b19221c8 2889static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 2890{
b19221c8
SS		 2891 input_ts_offset = parse_time_or_die(opt, arg, 1);
2892 return 0;
a6a92a9a
WG		 2893}
2894
4a897224
NG		 2895static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2896{
f73008d8 2897 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG		 2898 AVCodec *codec;
2899
2900 if(!name)
2901 return CODEC_ID_NONE;
2902 codec = encoder ?
2903 avcodec_find_encoder_by_name(name) :
2904 avcodec_find_decoder_by_name(name);
2905 if(!codec) {
49a06a4d 2906 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 2907 av_exit(1);
4a897224
NG		 2908 }
2909 if(codec->type != type) {
49a06a4d 2910 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 2911 av_exit(1);
4a897224
NG		 2912 }
2913 return codec->id;
2914}
2915
b29f97d1 2916static void opt_input_file(const char *filename)
85f07f22
FB		 2917{
2918 AVFormatContext *ic;
2919 AVFormatParameters params, *ap = &params;
a5abfd8f 2920 AVInputFormat *file_iformat = NULL;
14bea432 2921 int err, i, ret, rfps, rfps_base;
bd1b79a1 2922 int64_t timestamp;
85f07f22 2923
a5abfd8f 2924 if (last_asked_format) {
8c8bf9ec
SS		 2925 if (!(file_iformat = av_find_input_format(last_asked_format))) {
2926 fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
2927 av_exit(1);
2928 }
a5abfd8f
EB		 2929 last_asked_format = NULL;
2930 }
2931
b242baa4
FB		 2932 if (!strcmp(filename, "-"))
2933 filename = "pipe:";
2934
115329f1 2935 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 2936 !strcmp(filename, "/dev/stdin");
d9a916e2 2937
85f07f22 2938 /* get default parameters from command line */
8e2fd8e1 2939 ic = avformat_alloc_context();
7ef61879
RP		 2940 if (!ic) {
2941 print_error(filename, AVERROR(ENOMEM));
2942 av_exit(1);
2943 }
4eb72c6b 2944
79fdaa4c 2945 memset(ap, 0, sizeof(*ap));
4eb72c6b 2946 ap->prealloced_context = 1;
79fdaa4c
FB		 2947 ap->sample_rate = audio_sample_rate;
2948 ap->channels = audio_channels;
b33ece16
SS		 2949 ap->time_base.den = frame_rate.num;
2950 ap->time_base.num = frame_rate.den;
1ff93ffc
TK		 2951 ap->width = frame_width + frame_padleft + frame_padright;
2952 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2953 ap->pix_fmt = frame_pix_fmt;
a79db0f7 2954 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS		 2955 ap->channel = video_channel;
2956 ap->standard = video_standard;
79fdaa4c 2957
3022cd10 2958 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469 2959
72415b2a
SS		 2960 ic->video_codec_id = find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0);
2961 ic->audio_codec_id = find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0);
2962 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0);
1ad1eaad 2963 ic->flags |= AVFMT_FLAG_NONBLOCK;
62600469 2964
ecc544de
JM		 2965 if(pgmyuv_compatibility_hack)
2966 ic->video_codec_id= CODEC_ID_PGMYUV;
2967
79fdaa4c
FB		 2968 /* open the input file with generic libav function */
2969 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2970 if (err < 0) {
79fdaa4c 2971 print_error(filename, err);
296df4e7 2972 av_exit(1);
85f07f22 2973 }
50e143c4 2974 if(opt_programid) {
6d3d3b83
MN		 2975 int i, j;
2976 int found=0;
2977 for(i=0; i<ic->nb_streams; i++){
2978 ic->streams[i]->discard= AVDISCARD_ALL;
2979 }
2980 for(i=0; i<ic->nb_programs; i++){
2981 AVProgram *p= ic->programs[i];
2982 if(p->id != opt_programid){
2983 p->discard = AVDISCARD_ALL;
2984 }else{
2985 found=1;
2986 for(j=0; j<p->nb_stream_indexes; j++){
18590be6 2987 ic->streams[p->stream_index[j]]->discard= AVDISCARD_DEFAULT;
6d3d3b83
MN		 2988 }
2989 }
2990 }
2991 if(!found){
2992 fprintf(stderr, "Specified program id not found\n");
2993 av_exit(1);
2994 }
2995 opt_programid=0;
50e143c4 2996 }
30bc6613 2997
5894e1bb
VP		 2998 ic->loop_input = loop_input;
2999
79fdaa4c
FB		 3000 /* If not enough info to get the stream parameters, we decode the
3001 first frames to get it. (used in mpeg case for example) */
3002 ret = av_find_stream_info(ic);
d8019eb5 3003 if (ret < 0 && verbose >= 0) {
85f07f22 3004 fprintf(stderr, "%s: could not find codec parameters\n", filename);
296df4e7 3005 av_exit(1);
85f07f22
FB		 3006 }
3007
bd1b79a1
MN		 3008 timestamp = start_time;
3009 /* add the stream start time */
3010 if (ic->start_time != AV_NOPTS_VALUE)
3011 timestamp += ic->start_time;
3012
254abc2e
FB		 3013 /* if seeking requested, we execute it */
3014 if (start_time != 0) {
3ba1438d 3015 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 3016 if (ret < 0) {
115329f1 3017 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB		 3018 filename, (double)timestamp / AV_TIME_BASE);
3019 }
3020 /* reset seek info */
3021 start_time = 0;
3022 }
3023
85f07f22
FB		 3024 /* update the current parameters so that they match the one of the input stream */
3025 for(i=0;i<ic->nb_streams;i++) {
22b16e6a
MN		 3026 AVStream *st = ic->streams[i];
3027 AVCodecContext *enc = st->codec;
40ccc754 3028 avcodec_thread_init(enc, thread_count);
85f07f22 3029 switch(enc->codec_type) {
72415b2a
SS		 3030 case AVMEDIA_TYPE_AUDIO:
3031 set_context_opts(enc, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
e0d2714a 3032 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
13367a46 3033 channel_layout = enc->channel_layout;
85f07f22
FB		 3034 audio_channels = enc->channels;
3035 audio_sample_rate = enc->sample_rate;
a79db0f7 3036 audio_sample_fmt = enc->sample_fmt;
6488cf9b 3037 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(audio_codec_name);
b4aea108 3038 if(audio_disable)
22b16e6a 3039 st->discard= AVDISCARD_ALL;
85f07f22 3040 break;
72415b2a
SS		 3041 case AVMEDIA_TYPE_VIDEO:
3042 set_context_opts(enc, avcodec_opts[AVMEDIA_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
85f07f22
FB		 3043 frame_height = enc->height;
3044 frame_width = enc->width;
c30a4489
AJ		 3045 if(ic->streams[i]->sample_aspect_ratio.num)
3046 frame_aspect_ratio=av_q2d(ic->streams[i]->sample_aspect_ratio);
3047 else
3048 frame_aspect_ratio=av_q2d(enc->sample_aspect_ratio);
3049 frame_aspect_ratio *= (float) enc->width / enc->height;
bb270c08 3050 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN		 3051 rfps = ic->streams[i]->r_frame_rate.num;
3052 rfps_base = ic->streams[i]->r_frame_rate.den;
33946533
JM		 3053 if(enc->lowres) {
3054 enc->flags |= CODEC_FLAG_EMU_EDGE;
3055 frame_height >>= enc->lowres;
3056 frame_width >>= enc->lowres;
3057 }
f4f3223f
MN		 3058 if(me_threshold)
3059 enc->debug |= FF_DEBUG_MV;
d7425f59 3060
f32f7d8b 3061 if (enc->time_base.den != rfps*enc->ticks_per_frame || enc->time_base.num != rfps_base) {
d8019eb5
AD		 3062
3063 if (verbose >= 0)
386c88de 3064 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 3065 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 3066
15bc38e5 3067 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 3068 }
bf5af568 3069 /* update the current frame rate to match the stream frame rate */
b33ece16
SS		 3070 frame_rate.num = rfps;
3071 frame_rate.den = rfps_base;
bdfcbbed 3072
6488cf9b 3073 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(video_codec_name);
b4aea108 3074 if(video_disable)
22b16e6a 3075 st->discard= AVDISCARD_ALL;
f3356e9c 3076 else if(video_discard)
22b16e6a 3077 st->discard= video_discard;
85f07f22 3078 break;
72415b2a 3079 case AVMEDIA_TYPE_DATA:
254abc2e 3080 break;
72415b2a 3081 case AVMEDIA_TYPE_SUBTITLE:
6488cf9b 3082 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(subtitle_codec_name);
11bf3847 3083 if(subtitle_disable)
22b16e6a 3084 st->discard = AVDISCARD_ALL;
cf7fc795 3085 break;
72415b2a
SS		 3086 case AVMEDIA_TYPE_ATTACHMENT:
3087 case AVMEDIA_TYPE_UNKNOWN:
6488cf9b 3088 nb_icodecs++;
ae38261e 3089 break;
51bd4565 3090 default:
0f4e8165 3091 abort();
85f07f22
FB		 3092 }
3093 }
115329f1 3094
85f07f22 3095 input_files[nb_input_files] = ic;
bd1b79a1 3096 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 3097 /* dump the file content */
d8019eb5
AD		 3098 if (verbose >= 0)
3099 dump_format(ic, nb_input_files, filename, 0);
3100
85f07f22 3101 nb_input_files++;
bdfcbbed 3102
2639c651 3103 video_channel = 0;
115329f1 3104
a06a18c5
BC		 3105 av_freep(&video_codec_name);
3106 av_freep(&audio_codec_name);
3107 av_freep(&subtitle_codec_name);
85f07f22
FB		 3108}
3109
11bf3847
AJ		 3110static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
3111 int *has_subtitle_ptr)
919f448d 3112{
11bf3847 3113 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB		 3114 AVFormatContext *ic;
3115
3116 has_video = 0;
3117 has_audio = 0;
11bf3847 3118 has_subtitle = 0;
919f448d
FB		 3119 for(j=0;j<nb_input_files;j++) {
3120 ic = input_files[j];
3121 for(i=0;i<ic->nb_streams;i++) {
01f4895c 3122 AVCodecContext *enc = ic->streams[i]->codec;
919f448d 3123 switch(enc->codec_type) {
72415b2a 3124 case AVMEDIA_TYPE_AUDIO:
919f448d
FB		 3125 has_audio = 1;
3126 break;
72415b2a 3127 case AVMEDIA_TYPE_VIDEO:
919f448d
FB		 3128 has_video = 1;
3129 break;
72415b2a 3130 case AVMEDIA_TYPE_SUBTITLE:
11bf3847
AJ		 3131 has_subtitle = 1;
3132 break;
72415b2a
SS		 3133 case AVMEDIA_TYPE_DATA:
3134 case AVMEDIA_TYPE_ATTACHMENT:
3135 case AVMEDIA_TYPE_UNKNOWN:
6fb316d5 3136 break;
51bd4565 3137 default:
0f4e8165 3138 abort();
919f448d
FB		 3139 }
3140 }
3141 }
3142 *has_video_ptr = has_video;
3143 *has_audio_ptr = has_audio;
11bf3847 3144 *has_subtitle_ptr = has_subtitle;
919f448d
FB		 3145}
3146
cf7fc795 3147static void new_video_stream(AVFormatContext *oc)
85f07f22
FB		 3148{
3149 AVStream *st;
cf7fc795 3150 AVCodecContext *video_enc;
340e2303 3151 enum CodecID codec_id;
115329f1 3152
cf7fc795
FB		 3153 st = av_new_stream(oc, oc->nb_streams);
3154 if (!st) {
3155 fprintf(stderr, "Could not alloc stream\n");
296df4e7 3156 av_exit(1);
cf7fc795 3157 }
72415b2a 3158 avcodec_get_context_defaults2(st->codec, AVMEDIA_TYPE_VIDEO);
748c2fca
MN		 3159 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
3160 video_bitstream_filters= NULL;
3161
40ccc754 3162 avcodec_thread_init(st->codec, thread_count);
115329f1 3163
01f4895c