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Drop AVERROR_NOTSUPP at the next major bump, use AVERROR(ENOSYS)
[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
10d0f5e0
MN		 488static void choose_sample_rate(AVStream *st, AVCodec *codec)
489{
490 if(codec && codec->supported_samplerates){
491 const int *p= codec->supported_samplerates;
492 int best;
493 int best_dist=INT_MAX;
494 for(; *p; p++){
495 int dist= abs(st->codec->sample_rate - *p);
496 if(dist < best_dist){
497 best_dist= dist;
498 best= *p;
499 }
500 }
501 st->codec->sample_rate= best;
502 }
503}
504
aa1de0d9
RB		 505static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
506{
507 if(codec && codec->pix_fmts){
508 const enum PixelFormat *p= codec->pix_fmts;
509 for(; *p!=-1; p++){
510 if(*p == st->codec->pix_fmt)
511 break;
512 }
513 if(*p == -1
514 && !( st->codec->codec_id==CODEC_ID_MJPEG
515 && st->codec->strict_std_compliance <= FF_COMPLIANCE_INOFFICIAL
516 && ( st->codec->pix_fmt == PIX_FMT_YUV420P
517 || st->codec->pix_fmt == PIX_FMT_YUV422P)))
518 st->codec->pix_fmt = codec->pix_fmts[0];
519 }
520}
521
b29f97d1 522static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 523{
79fdaa4c 524 int i, err;
85f07f22 525 AVFormatContext *ic;
3438d82d 526 int nopts = 0;
85f07f22 527
79fdaa4c
FB		 528 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
529 if (err < 0)
530 return err;
85f07f22
FB		 531 /* copy stream format */
532 s->nb_streams = ic->nb_streams;
533 for(i=0;i<ic->nb_streams;i++) {
534 AVStream *st;
d9521cb1 535 AVCodec *codec;
1e491e29 536
f37f8d4c 537 // FIXME: a more elegant solution is needed
e1031171 538 st = av_mallocz(sizeof(AVStream));
85f07f22 539 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 540 st->codec = avcodec_alloc_context();
7ef61879
RP		 541 if (!st->codec) {
542 print_error(filename, AVERROR(ENOMEM));
543 av_exit(1);
544 }
d9521cb1 545 avcodec_copy_context(st->codec, ic->streams[i]->codec);
85f07f22 546 s->streams[i] = st;
837d248d 547
d9521cb1
RB		 548 codec = avcodec_find_encoder(st->codec->codec_id);
549 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
550 if (audio_stream_copy) {
551 st->stream_copy = 1;
552 } else
553 choose_sample_fmt(st, codec);
554 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
555 if (video_stream_copy) {
556 st->stream_copy = 1;
557 } else
558 choose_pixel_fmt(st, codec);
559 }
837d248d 560
dbedf2aa
BC		 561 if(!st->codec->thread_count)
562 st->codec->thread_count = 1;
563 if(st->codec->thread_count>1)
564 avcodec_thread_init(st->codec, st->codec->thread_count);
565
3438d82d
BC		 566 if(st->codec->flags & CODEC_FLAG_BITEXACT)
567 nopts = 1;
85f07f22
FB		 568 }
569
3438d82d
BC		 570 if (!nopts)
571 s->timestamp = av_gettime();
572
85f07f22
FB		 573 av_close_input_file(ic);
574 return 0;
575}
576
b4a3389e
WG		 577static double
578get_sync_ipts(const AVOutputStream *ost)
579{
580 const AVInputStream *ist = ost->sync_ist;
fec401f7 581 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG		 582}
583
748c2fca 584static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN		 585 int ret;
586
748c2fca
MN		 587 while(bsfc){
588 AVPacket new_pkt= *pkt;
589 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
590 &new_pkt.data, &new_pkt.size,
591 pkt->data, pkt->size,
cc947f04 592 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 593 if(a>0){
748c2fca
MN		 594 av_free_packet(pkt);
595 new_pkt.destruct= av_destruct_packet;
7055cdac 596 } else if(a<0){
1f8e32cd
DB		 597 fprintf(stderr, "%s failed for stream %d, codec %s",
598 bsfc->filter->name, pkt->stream_index,
599 avctx->codec ? avctx->codec->name : "copy");
7055cdac 600 print_error("", a);
f2abc559
BC		 601 if (exit_on_error)
602 av_exit(1);
748c2fca
MN		 603 }
604 *pkt= new_pkt;
605
606 bsfc= bsfc->next;
607 }
608
0ac07031
MN		 609 ret= av_interleaved_write_frame(s, pkt);
610 if(ret < 0){
611 print_error("av_interleaved_write_frame()", ret);
296df4e7 612 av_exit(1);
0ac07031 613 }
748c2fca
MN		 614}
615
817b23ff 616#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 617
115329f1
DB		 618static void do_audio_out(AVFormatContext *s,
619 AVOutputStream *ost,
85f07f22
FB		 620 AVInputStream *ist,
621 unsigned char *buf, int size)
622{
0c1a9eda 623 uint8_t *buftmp;
15bfe412 624 int64_t audio_out_size, audio_buf_size;
7a086a85 625 int64_t allocated_for_size= size;
d66c7abc 626
85f07f22 627 int size_out, frame_bytes, ret;
01f4895c 628 AVCodecContext *enc= ost->st->codec;
2886f311 629 AVCodecContext *dec= ist->st->codec;
287ba997
PR		 630 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
631 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
15bfe412
MN		 632 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
633
7a086a85
MN		 634need_realloc:
635 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 636 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 637 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
15bfe412
MN		 638 audio_buf_size*= osize*enc->channels;
639
640 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
641 if(coded_bps > 8*osize)
642 audio_out_size= audio_out_size * coded_bps / (8*osize);
643 audio_out_size += FF_MIN_BUFFER_SIZE;
644
645 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
646 fprintf(stderr, "Buffer sizes too large\n");
647 av_exit(1);
648 }
85f07f22 649
b8919a30
MN		 650 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
651 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN		 652 if (!audio_buf || !audio_out){
653 fprintf(stderr, "Out of memory in do_audio_out\n");
654 av_exit(1);
655 }
d66c7abc 656
2886f311
AÖ		 657 if (enc->channels != dec->channels)
658 ost->audio_resample = 1;
659
660 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC		 661 if (dec->sample_fmt != SAMPLE_FMT_S16)
662 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
663 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
664 enc->sample_rate, dec->sample_rate,
665 enc->sample_fmt, dec->sample_fmt,
666 16, 10, 0, 0.8);
2886f311
AÖ		 667 if (!ost->resample) {
668 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
669 dec->channels, dec->sample_rate,
670 enc->channels, enc->sample_rate);
296df4e7 671 av_exit(1);
2886f311
AÖ		 672 }
673 }
674
a79db0f7 675#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 676 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 677 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR		 678 if (ost->reformat_ctx)
679 av_audio_convert_free(ost->reformat_ctx);
680 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
681 dec->sample_fmt, 1, NULL, 0);
682 if (!ost->reformat_ctx) {
683 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
684 avcodec_get_sample_fmt_name(dec->sample_fmt),
685 avcodec_get_sample_fmt_name(enc->sample_fmt));
686 av_exit(1);
687 }
688 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
689 }
690
986ebcdb 691 if(audio_sync_method){
115329f1 692 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 693 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN		 694 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
695 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 696
986ebcdb
MN		 697 //FIXME resample delay
698 if(fabs(delta) > 50){
d4d226a8 699 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 700 if(byte_delta < 0){
f41dd5aa 701 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN		 702 size += byte_delta;
703 buf -= byte_delta;
704 if(verbose > 2)
705 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
706 if(!size)
707 return;
708 ist->is_start=0;
709 }else{
710 static uint8_t *input_tmp= NULL;
711 input_tmp= av_realloc(input_tmp, byte_delta + size);
712
7a086a85
MN		 713 if(byte_delta > allocated_for_size - size){
714 allocated_for_size= byte_delta + (int64_t)size;
715 goto need_realloc;
716 }
717 ist->is_start=0;
ff4905a5
MN		 718
719 memset(input_tmp, 0, byte_delta);
720 memcpy(input_tmp + byte_delta, buf, size);
721 buf= input_tmp;
722 size += byte_delta;
723 if(verbose > 2)
724 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
725 }
726 }else if(audio_sync_method>1){
f66e4f5f 727 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN		 728 assert(ost->audio_resample);
729 if(verbose > 2)
730 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 731// 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		 732 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
733 }
115329f1 734 }
986ebcdb 735 }else
b4a3389e 736 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 737 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB		 738
739 if (ost->audio_resample) {
740 buftmp = audio_buf;
115329f1 741 size_out = audio_resample(ost->resample,
85f07f22 742 (short *)buftmp, (short *)buf,
287ba997
PR		 743 size / (ist->st->codec->channels * isize));
744 size_out = size_out * enc->channels * osize;
85f07f22
FB		 745 } else {
746 buftmp = buf;
747 size_out = size;
748 }
749
d1e3c6fd 750 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 751 const void *ibuf[6]= {buftmp};
80f47250 752 void *obuf[6]= {audio_buf};
287ba997
PR		 753 int istride[6]= {isize};
754 int ostride[6]= {osize};
a79db0f7
PR		 755 int len= size_out/istride[0];
756 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
757 printf("av_audio_convert() failed\n");
f2abc559
BC		 758 if (exit_on_error)
759 av_exit(1);
a79db0f7
PR		 760 return;
761 }
80f47250 762 buftmp = audio_buf;
287ba997 763 size_out = len*osize;
a79db0f7
PR		 764 }
765
85f07f22 766 /* now encode as many frames as possible */
a0663ba4 767 if (enc->frame_size > 1) {
85f07f22 768 /* output resampled raw samples */
41dd680d 769 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS		 770 fprintf(stderr, "av_fifo_realloc2() failed\n");
771 av_exit(1);
772 }
41dd680d 773 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 774
287ba997 775 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 776
41dd680d 777 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN		 778 AVPacket pkt;
779 av_init_packet(&pkt);
780
3898eed8 781 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 782
5bc440e7
MN		 783 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
784
115329f1 785 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 786 (short *)audio_buf);
528271ff
MN		 787 if (ret < 0) {
788 fprintf(stderr, "Audio encoding failed\n");
789 av_exit(1);
790 }
1008ceb3 791 audio_size += ret;
e928649b
MN		 792 pkt.stream_index= ost->index;
793 pkt.data= audio_out;
794 pkt.size= ret;
e7902f20 795 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 796 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 797 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 798 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 799
986ebcdb 800 ost->sync_opts += enc->frame_size;
85f07f22
FB		 801 }
802 } else {
e928649b
MN		 803 AVPacket pkt;
804 av_init_packet(&pkt);
986ebcdb 805
287ba997 806 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 807
a0663ba4 808 /* output a pcm frame */
287ba997
PR		 809 /* determine the size of the coded buffer */
810 size_out /= osize;
811 if (coded_bps)
060b8592 812 size_out = size_out*coded_bps/8;
287ba997 813
5ee05a62
MN		 814 if(size_out > audio_out_size){
815 fprintf(stderr, "Internal error, buffer size too small\n");
816 av_exit(1);
817 }
818
5bc440e7 819 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 820 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 821 (short *)buftmp);
528271ff
MN		 822 if (ret < 0) {
823 fprintf(stderr, "Audio encoding failed\n");
824 av_exit(1);
825 }
1008ceb3 826 audio_size += ret;
e928649b
MN		 827 pkt.stream_index= ost->index;
828 pkt.data= audio_out;
829 pkt.size= ret;
e7902f20 830 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 831 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 832 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 833 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB		 834 }
835}
836
10d104e4
PG		 837static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
838{
839 AVCodecContext *dec;
840 AVPicture *picture2;
841 AVPicture picture_tmp;
0c1a9eda 842 uint8_t *buf = 0;
10d104e4 843
01f4895c 844 dec = ist->st->codec;
10d104e4
PG		 845
846 /* deinterlace : must be done before any resize */
fdf11906 847 if (do_deinterlace) {
10d104e4
PG		 848 int size;
849
850 /* create temporary picture */
851 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
852 buf = av_malloc(size);
853 if (!buf)
854 return;
115329f1 855
10d104e4
PG		 856 picture2 = &picture_tmp;
857 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
858
9e1cc598
RP		 859 if(avpicture_deinterlace(picture2, picture,
860 dec->pix_fmt, dec->width, dec->height) < 0) {
861 /* if error, do not deinterlace */
862 fprintf(stderr, "Deinterlacing failed\n");
863 av_free(buf);
864 buf = NULL;
865 picture2 = picture;
866 }
10d104e4
PG		 867 } else {
868 picture2 = picture;
869 }
870
10d104e4
PG		 871 if (picture != picture2)
872 *picture = *picture2;
873 *bufp = buf;
874}
875
ec5517d5
FB		 876/* we begin to correct av delay at this threshold */
877#define AV_DELAY_MAX 0.100
85f07f22 878
115329f1
DB		 879static void do_subtitle_out(AVFormatContext *s,
880 AVOutputStream *ost,
cf7fc795
FB		 881 AVInputStream *ist,
882 AVSubtitle *sub,
883 int64_t pts)
884{
885 static uint8_t *subtitle_out = NULL;
7f4fca03 886 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB		 887 int subtitle_out_size, nb, i;
888 AVCodecContext *enc;
889 AVPacket pkt;
890
891 if (pts == AV_NOPTS_VALUE) {
892 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC		 893 if (exit_on_error)
894 av_exit(1);
cf7fc795
FB		 895 return;
896 }
897
01f4895c 898 enc = ost->st->codec;
cf7fc795
FB		 899
900 if (!subtitle_out) {
901 subtitle_out = av_malloc(subtitle_out_max_size);
902 }
903
904 /* Note: DVB subtitle need one packet to draw them and one other
905 packet to clear them */
906 /* XXX: signal it in the codec context ? */
907 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
908 nb = 2;
909 else
910 nb = 1;
911
912 for(i = 0; i < nb; i++) {
4bbe788a 913 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD		 914 // start_display_time is required to be 0
915 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
916 sub->end_display_time -= sub->start_display_time;
917 sub->start_display_time = 0;
115329f1 918 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 919 subtitle_out_max_size, sub);
266649a5
RD		 920 if (subtitle_out_size < 0) {
921 fprintf(stderr, "Subtitle encoding failed\n");
922 av_exit(1);
923 }
115329f1 924
cf7fc795
FB		 925 av_init_packet(&pkt);
926 pkt.stream_index = ost->index;
927 pkt.data = subtitle_out;
928 pkt.size = subtitle_out_size;
8b03c014 929 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB		 930 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
931 /* XXX: the pts correction is handled here. Maybe handling
932 it in the codec would be better */
933 if (i == 0)
934 pkt.pts += 90 * sub->start_display_time;
935 else
936 pkt.pts += 90 * sub->end_display_time;
937 }
748c2fca 938 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB		 939 }
940}
941
8a6cb114 942static int bit_buffer_size= 1024*256;
27537106 943static uint8_t *bit_buffer= NULL;
1ff93ffc 944
115329f1
DB		 945static void do_video_out(AVFormatContext *s,
946 AVOutputStream *ost,
85f07f22 947 AVInputStream *ist,
7a0f9d7e 948 AVFrame *in_picture,
986ebcdb 949 int *frame_size)
85f07f22 950{
ec5517d5 951 int nb_frames, i, ret;
352666c1 952 int64_t topBand, bottomBand, leftBand, rightBand;
07d0cdfc 953 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 954 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 955 AVCodecContext *enc, *dec;
47b229db 956 double sync_ipts;
115329f1 957
a4d36c11 958 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 959 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 960
01f4895c
MN		 961 enc = ost->st->codec;
962 dec = ist->st->codec;
85f07f22 963
47b229db
AS		 964 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
965
ec5517d5
FB		 966 /* by default, we output a single frame */
967 nb_frames = 1;
968
204c0f48
PG		 969 *frame_size = 0;
970
9ff261a2 971 if(video_sync_method){
d55065a2 972 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN		 973 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
974 if (vdelta < -1.1)
975 nb_frames = 0;
e6fdc2b1
MN		 976 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
977 if(vdelta<=-0.6){
978 nb_frames=0;
979 }else if(vdelta>0.6)
47b229db 980 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 981 }else if (vdelta > 1.1)
70122f29 982 nb_frames = lrintf(vdelta);
fc6765d7 983//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		 984 if (nb_frames == 0){
985 ++nb_frames_drop;
986 if (verbose>2)
987 fprintf(stderr, "*** drop!\n");
8300609b 988 }else if (nb_frames > 1) {
ed30e518 989 nb_frames_dup += nb_frames - 1;
50c3dd32 990 if (verbose>2)
8300609b 991 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN		 992 }
993 }else
47b229db 994 ost->sync_opts= lrintf(sync_ipts);
445f1b83 995
72415b2a 996 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 997 if (nb_frames <= 0)
85f07f22 998 return;
ce7c56c2 999
07d0cdfc 1000 if (ost->video_crop) {
636d6a4a 1001 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 1002 fprintf(stderr, "error cropping picture\n");
f2abc559
BC		 1003 if (exit_on_error)
1004 av_exit(1);
4e780252 1005 return;
07d0cdfc
LA		 1006 }
1007 formatted_picture = &picture_crop_temp;
18a54b04
LA		 1008 } else {
1009 formatted_picture = in_picture;
07d0cdfc
LA		 1010 }
1011
1012 final_picture = formatted_picture;
1013 padding_src = formatted_picture;
1014 resampling_dst = &ost->pict_tmp;
1015 if (ost->video_pad) {
1016 final_picture = &ost->pict_tmp;
1017 if (ost->video_resample) {
636d6a4a 1018 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
49a06a4d 1019 fprintf(stderr, "error padding picture\n");
f2abc559
BC		 1020 if (exit_on_error)
1021 av_exit(1);
4e780252 1022 return;
07d0cdfc
LA		 1023 }
1024 resampling_dst = &picture_pad_temp;
1025 }
1026 }
1027
b83ccbff
MN		 1028 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
1029 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1030 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
1031
1032 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));
1033 if(!ost->video_resample)
1034 av_exit(1);
1035 }
1036
85f07f22 1037 if (ost->video_resample) {
07d0cdfc 1038 padding_src = NULL;
34b10a57 1039 final_picture = &ost->pict_tmp;
352666c1 1040 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
01a3c821
JGG		 1041 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1042 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 1043
352666c1
EB		 1044 /* keep bands proportional to the frame size */
1045 topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;
1046 bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;
1047 leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;
1048 rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;
1049
1050 /* sanity check to ensure no bad band sizes sneak in */
1051 assert(topBand <= INT_MAX && topBand >= 0);
1052 assert(bottomBand <= INT_MAX && bottomBand >= 0);
1053 assert(leftBand <= INT_MAX && leftBand >= 0);
1054 assert(rightBand <= INT_MAX && rightBand >= 0);
1055
1056 ost->topBand = topBand;
1057 ost->bottomBand = bottomBand;
1058 ost->leftBand = leftBand;
1059 ost->rightBand = rightBand;
1060
1061 ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);
1062 ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);
01a3c821 1063 ost->resample_pix_fmt= ist->st->codec->pix_fmt;
352666c1
EB		 1064
1065 /* initialize a new scaler context */
1066 sws_freeContext(ost->img_resample_ctx);
1067 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1068 ost->img_resample_ctx = sws_getContext(
1069 ist->st->codec->width - (ost->leftBand + ost->rightBand),
1070 ist->st->codec->height - (ost->topBand + ost->bottomBand),
1071 ist->st->codec->pix_fmt,
1072 ost->st->codec->width - (ost->padleft + ost->padright),
1073 ost->st->codec->height - (ost->padtop + ost->padbottom),
1074 ost->st->codec->pix_fmt,
1075 sws_flags, NULL, NULL, NULL);
1076 if (ost->img_resample_ctx == NULL) {
1077 fprintf(stderr, "Cannot get resampling context\n");
1078 av_exit(1);
1079 }
1080 }
18a54b04
LA		 1081 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1082 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1083 }
07d0cdfc
LA		 1084
1085 if (ost->video_pad) {
636d6a4a 1086 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA		 1087 enc->height, enc->width, enc->pix_fmt,
1088 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 1089 }
07d0cdfc 1090
85f07f22 1091 /* duplicates frame if needed */
ec5517d5 1092 for(i=0;i<nb_frames;i++) {
e928649b
MN		 1093 AVPacket pkt;
1094 av_init_packet(&pkt);
1095 pkt.stream_index= ost->index;
1096
e8750b00
FR		 1097 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1098 /* raw pictures are written as AVPicture structure to
1099 avoid any copies. We support temorarily the older
1100 method. */
2744ca9a 1101 AVFrame* old_frame = enc->coded_frame;
bb270c08 1102 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN		 1103 pkt.data= (uint8_t *)final_picture;
1104 pkt.size= sizeof(AVPicture);
b4dba580 1105 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1106 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1107
748c2fca 1108 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 1109 enc->coded_frame = old_frame;
e8750b00 1110 } else {
492cd3a9 1111 AVFrame big_picture;
a4d36c11
MN		 1112
1113 big_picture= *final_picture;
7a0f9d7e
FB		 1114 /* better than nothing: use input picture interlaced
1115 settings */
1116 big_picture.interlaced_frame = in_picture->interlaced_frame;
72415b2a 1117 if(avcodec_opts[AVMEDIA_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN		 1118 if(top_field_first == -1)
1119 big_picture.top_field_first = in_picture->top_field_first;
1120 else
2a8edc5d 1121 big_picture.top_field_first = top_field_first;
bb198e19 1122 }
7a0f9d7e 1123
85f07f22
FB		 1124 /* handles sameq here. This is not correct because it may
1125 not be a global option */
1126 if (same_quality) {
1e491e29
MN		 1127 big_picture.quality = ist->st->quality;
1128 }else
1129 big_picture.quality = ost->st->quality;
f4f3223f
MN		 1130 if(!me_threshold)
1131 big_picture.pict_type = 0;
50c3dd32 1132// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN		 1133 big_picture.pts= ost->sync_opts;
1134// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1135//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 1136 ret = avcodec_encode_video(enc,
8a6cb114 1137 bit_buffer, bit_buffer_size,
1e491e29 1138 &big_picture);
95af5e1c 1139 if (ret < 0) {
4156a436 1140 fprintf(stderr, "Video encoding failed\n");
296df4e7 1141 av_exit(1);
4156a436 1142 }
54e28a85 1143
4bbc6260 1144 if(ret>0){
27537106 1145 pkt.data= bit_buffer;
e928649b 1146 pkt.size= ret;
e6b4e4ff 1147 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1148 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1149/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN		 1150 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1151 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1152
e6b4e4ff 1153 if(enc->coded_frame->key_frame)
cc947f04 1154 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1155 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 1156 *frame_size = ret;
44eb047a 1157 video_size += ret;
54e28a85
BC		 1158 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1159 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN		 1160 /* if two pass, output log */
1161 if (ost->logfile && enc->stats_out) {
1162 fprintf(ost->logfile, "%s", enc->stats_out);
1163 }
5abdb4b1 1164 }
85f07f22 1165 }
50c3dd32 1166 ost->sync_opts++;
ec5517d5 1167 ost->frame_number++;
85f07f22
FB		 1168 }
1169}
1170
140cb663 1171static double psnr(double d){
b29f97d1 1172 return -10.0*log(d)/log(10.0);
140cb663
MN		 1173}
1174
115329f1 1175static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1176 int frame_size)
ce7c56c2 1177{
ce7c56c2
J		 1178 AVCodecContext *enc;
1179 int frame_number;
ce7c56c2 1180 double ti1, bitrate, avg_bitrate;
115329f1 1181
b60d1379 1182 /* this is executed just the first time do_video_stats is called */
032aa7df
SS		 1183 if (!vstats_file) {
1184 vstats_file = fopen(vstats_filename, "w");
1185 if (!vstats_file) {
4bd0c2b1 1186 perror("fopen");
296df4e7 1187 av_exit(1);
4bd0c2b1
BF		 1188 }
1189 }
1190
01f4895c 1191 enc = ost->st->codec;
72415b2a 1192 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1193 frame_number = ost->frame_number;
032aa7df 1194 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1195 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1196 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1197
032aa7df 1198 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1199 /* compute pts value */
c0df9d75 1200 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J		 1201 if (ti1 < 0.01)
1202 ti1 = 0.01;
115329f1 1203
c0df9d75 1204 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1205 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1206 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1207 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1208 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1209 }
ec5517d5
FB		 1210}
1211
b29f97d1 1212static void print_report(AVFormatContext **output_files,
bb270c08
DB		 1213 AVOutputStream **ost_table, int nb_ostreams,
1214 int is_last_report)
ec5517d5
FB		 1215{
1216 char buf[1024];
1217 AVOutputStream *ost;
b5ee9c23 1218 AVFormatContext *oc;
0c1a9eda 1219 int64_t total_size;
ec5517d5
FB		 1220 AVCodecContext *enc;
1221 int frame_number, vid, i;
1222 double bitrate, ti1, pts;
0c1a9eda 1223 static int64_t last_time = -1;
0888fd22 1224 static int qp_histogram[52];
115329f1 1225
ec5517d5 1226 if (!is_last_report) {
0c1a9eda 1227 int64_t cur_time;
ec5517d5
FB		 1228 /* display the report every 0.5 seconds */
1229 cur_time = av_gettime();
1230 if (last_time == -1) {
1231 last_time = cur_time;
1232 return;
115329f1 1233 }
ec5517d5
FB		 1234 if ((cur_time - last_time) < 500000)
1235 return;
1236 last_time = cur_time;
1237 }
1238
ce7c56c2 1239
ec5517d5
FB		 1240 oc = output_files[0];
1241
899681cd 1242 total_size = url_fsize(oc->pb);
859d95ba 1243 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1244 total_size= url_ftell(oc->pb);
115329f1 1245
ec5517d5
FB		 1246 buf[0] = '\0';
1247 ti1 = 1e10;
1248 vid = 0;
1249 for(i=0;i<nb_ostreams;i++) {
1250 ost = ost_table[i];
01f4895c 1251 enc = ost->st->codec;
72415b2a 1252 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
0ecca7a4 1253 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1254 !ost->st->stream_copy ?
99fb79b5 1255 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1256 }
72415b2a 1257 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW		 1258 float t = (av_gettime()-timer_start) / 1000000.0;
1259
ec5517d5 1260 frame_number = ost->frame_number;
7fc98937
LW		 1261 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1262 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1263 !ost->st->stream_copy ?
99fb79b5 1264 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1265 if(is_last_report)
0ecca7a4 1266 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1267 if(qp_hist){
0888fd22
MN		 1268 int j;
1269 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1270 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN		 1271 qp_histogram[qp]++;
1272 for(j=0; j<32; j++)
1273 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1274 }
890972be
MN		 1275 if (enc->flags&CODEC_FLAG_PSNR){
1276 int j;
1277 double error, error_sum=0;
1278 double scale, scale_sum=0;
1279 char type[3]= {'Y','U','V'};
0ecca7a4 1280 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN		 1281 for(j=0; j<3; j++){
1282 if(is_last_report){
1283 error= enc->error[j];
1284 scale= enc->width*enc->height*255.0*255.0*frame_number;
1285 }else{
1286 error= enc->coded_frame->error[j];
1287 scale= enc->width*enc->height*255.0*255.0;
1288 }
1289 if(j) scale/=4;
1290 error_sum += error;
1291 scale_sum += scale;
0ecca7a4 1292 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1293 }
0ecca7a4 1294 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1295 }
ec5517d5
FB		 1296 vid = 1;
1297 }
1298 /* compute min output value */
43924f01 1299 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1300 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 1301 ti1 = pts;
1302 }
1303 if (ti1 < 0.01)
1304 ti1 = 0.01;
115329f1 1305
f068206e
BE		 1306 if (verbose || is_last_report) {
1307 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB		 1308
1309 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1310 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1311 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1312
0f649d66 1313 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB		 1314 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1315 nb_frames_dup, nb_frames_drop);
115329f1 1316
d8019eb5
AD		 1317 if (verbose >= 0)
1318 fprintf(stderr, "%s \r", buf);
1319
ec5517d5
FB		 1320 fflush(stderr);
1321 }
115329f1 1322
1008ceb3
MN		 1323 if (is_last_report && verbose >= 0){
1324 int64_t raw= audio_size + video_size + extra_size;
f068206e 1325 fprintf(stderr, "\n");
1008ceb3
MN		 1326 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1327 video_size/1024.0,
1328 audio_size/1024.0,
1329 extra_size/1024.0,
1330 100.0*(total_size - raw)/raw
1331 );
1332 }
ce7c56c2
J		 1333}
1334
a700a6ae
FB		 1335/* pkt = NULL means EOF (needed to flush decoder buffers) */
1336static int output_packet(AVInputStream *ist, int ist_index,
1337 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1338 const AVPacket *pkt)
a700a6ae
FB		 1339{
1340 AVFormatContext *os;
1341 AVOutputStream *ost;
ede0e475 1342 int ret, i;
8157483d 1343 int got_picture;
a700a6ae 1344 AVFrame picture;
a700a6ae 1345 void *buffer_to_free;
f038fe8b 1346 static unsigned int samples_size= 0;
cf7fc795
FB		 1347 AVSubtitle subtitle, *subtitle_to_free;
1348 int got_subtitle;
ede0e475 1349 AVPacket avpkt;
9d66ef18 1350 int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
ede0e475 1351
ed923859
MN		 1352 if(ist->next_pts == AV_NOPTS_VALUE)
1353 ist->next_pts= ist->pts;
1354
a700a6ae
FB		 1355 if (pkt == NULL) {
1356 /* EOF handling */
031e14ea 1357 av_init_packet(&avpkt);
ede0e475
TB		 1358 avpkt.data = NULL;
1359 avpkt.size = 0;
a700a6ae 1360 goto handle_eof;
031e14ea
TB		 1361 } else {
1362 avpkt = *pkt;
a700a6ae
FB		 1363 }
1364
b1b818fc
MN		 1365 if(pkt->dts != AV_NOPTS_VALUE)
1366 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1367
bd6754aa 1368 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1369 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN		 1370 uint8_t *data_buf, *decoded_data_buf;
1371 int data_size, decoded_data_size;
a700a6ae 1372 handle_eof:
b1b818fc 1373 ist->pts= ist->next_pts;
19d5da50 1374
d859bb1d 1375 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1376 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1377 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN		 1378 ist->showed_multi_packet_warning=1;
1379 }
40cb57a2 1380
a700a6ae 1381 /* decode the packet if needed */
036c1382
MN		 1382 decoded_data_buf = NULL; /* fail safe */
1383 decoded_data_size= 0;
1384 data_buf = avpkt.data;
1385 data_size = avpkt.size;
cf7fc795 1386 subtitle_to_free = NULL;
a700a6ae 1387 if (ist->decoding_needed) {
01f4895c 1388 switch(ist->st->codec->codec_type) {
72415b2a 1389 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM		 1390 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1391 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1392 av_free(samples);
1393 samples= av_malloc(samples_size);
1394 }
036c1382 1395 decoded_data_size= samples_size;
a700a6ae
FB		 1396 /* XXX: could avoid copy if PCM 16 bits with same
1397 endianness as CPU */
036c1382 1398 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1399 &avpkt);
a700a6ae
FB		 1400 if (ret < 0)
1401 goto fail_decode;
ede0e475
TB		 1402 avpkt.data += ret;
1403 avpkt.size -= ret;
036c1382 1404 data_size = ret;
a700a6ae 1405 /* Some bug in mpeg audio decoder gives */
036c1382
MN		 1406 /* decoded_data_size < 0, it seems they are overflows */
1407 if (decoded_data_size <= 0) {
a700a6ae
FB		 1408 /* no audio frame */
1409 continue;
1410 }
036c1382
MN		 1411 decoded_data_buf = (uint8_t *)samples;
1412 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1413 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1414 break;}
72415b2a 1415 case AVMEDIA_TYPE_VIDEO:
036c1382 1416 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1417 /* XXX: allocate picture correctly */
9740beff
MN		 1418 avcodec_get_frame_defaults(&picture);
1419
ede0e475
TB		 1420 ret = avcodec_decode_video2(ist->st->codec,
1421 &picture, &got_picture, &avpkt);
a700a6ae 1422 ist->st->quality= picture.quality;
115329f1 1423 if (ret < 0)
a700a6ae
FB		 1424 goto fail_decode;
1425 if (!got_picture) {
1426 /* no picture yet */
1427 goto discard_packet;
1428 }
01f4895c 1429 if (ist->st->codec->time_base.num != 0) {
3797c74b 1430 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1431 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1432 ist->st->codec->time_base.num * ticks) /
01f4895c 1433 ist->st->codec->time_base.den;
a700a6ae 1434 }
ede0e475 1435 avpkt.size = 0;
a700a6ae 1436 break;
72415b2a 1437 case AVMEDIA_TYPE_SUBTITLE:
ede0e475
TB		 1438 ret = avcodec_decode_subtitle2(ist->st->codec,
1439 &subtitle, &got_subtitle, &avpkt);
cf7fc795 1440 if (ret < 0)
a700a6ae 1441 goto fail_decode;
cf7fc795
FB		 1442 if (!got_subtitle) {
1443 goto discard_packet;
a700a6ae 1444 }
cf7fc795 1445 subtitle_to_free = &subtitle;
ede0e475 1446 avpkt.size = 0;
cf7fc795
FB		 1447 break;
1448 default:
1449 goto fail_decode;
1450 }
1451 } else {
bde0705c 1452 switch(ist->st->codec->codec_type) {
72415b2a 1453 case AVMEDIA_TYPE_AUDIO:
bde0705c 1454 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1455 ist->st->codec->sample_rate;
bde0705c 1456 break;
72415b2a 1457 case AVMEDIA_TYPE_VIDEO:
bde0705c 1458 if (ist->st->codec->time_base.num != 0) {
3797c74b 1459 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1460 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1461 ist->st->codec->time_base.num * ticks) /
bde0705c 1462 ist->st->codec->time_base.den;
2fef0bdf 1463 }
bde0705c 1464 break;
a700a6ae 1465 }
ede0e475
TB		 1466 ret = avpkt.size;
1467 avpkt.size = 0;
bde0705c 1468 }
a700a6ae 1469
bde0705c 1470 buffer_to_free = NULL;
72415b2a 1471 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW		 1472 pre_process_video_frame(ist, (AVPicture *)&picture,
1473 &buffer_to_free);
1474 }
a700a6ae 1475
bde0705c 1476 // preprocess audio (volume)
72415b2a 1477 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW		 1478 if (audio_volume != 256) {
1479 short *volp;
1480 volp = samples;
036c1382 1481 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW		 1482 int v = ((*volp) * audio_volume + 128) >> 8;
1483 if (v < -32768) v = -32768;
1484 if (v > 32767) v = 32767;
1485 *volp++ = v;
7e987c33
C		 1486 }
1487 }
bde0705c 1488 }
7e987c33 1489
bde0705c 1490 /* frame rate emulation */
3a25ca18 1491 if (rate_emu) {
cb103a19 1492 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW		 1493 int64_t now = av_gettime() - ist->start;
1494 if (pts > now)
1495 usleep(pts - now);
bde0705c 1496 }
a700a6ae 1497
bde0705c
LW		 1498 /* if output time reached then transcode raw format,
1499 encode packets and output them */
1500 if (start_time == 0 || ist->pts >= start_time)
1501 for(i=0;i<nb_ostreams;i++) {
1502 int frame_size;
a700a6ae 1503
bde0705c
LW		 1504 ost = ost_table[i];
1505 if (ost->source_index == ist_index) {
1506 os = output_files[ost->file_index];
a700a6ae 1507
bde0705c
LW		 1508 /* set the input output pts pairs */
1509 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1510
1511 if (ost->encoding_needed) {
036c1382 1512 assert(ist->decoding_needed);
bde0705c 1513 switch(ost->st->codec->codec_type) {
72415b2a 1514 case AVMEDIA_TYPE_AUDIO:
036c1382 1515 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1516 break;
72415b2a 1517 case AVMEDIA_TYPE_VIDEO:
bde0705c 1518 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1519 if (vstats_filename && frame_size)
bde0705c
LW		 1520 do_video_stats(os, ost, frame_size);
1521 break;
72415b2a 1522 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW		 1523 do_subtitle_out(os, ost, ist, &subtitle,
1524 pkt->pts);
1525 break;
1526 default:
0f4e8165 1527 abort();
bde0705c
LW		 1528 }
1529 } else {
1530 AVFrame avframe; //FIXME/XXX remove this
1531 AVPacket opkt;
cdf38a17
MN		 1532 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1533
bde0705c
LW		 1534 av_init_packet(&opkt);
1535
cc947f04 1536 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN		 1537 continue;
1538
bde0705c
LW		 1539 /* no reencoding needed : output the packet directly */
1540 /* force the input stream PTS */
1541
1542 avcodec_get_frame_defaults(&avframe);
1543 ost->st->codec->coded_frame= &avframe;
cc947f04 1544 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1545
72415b2a 1546 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1547 audio_size += data_size;
72415b2a 1548 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW		 1549 video_size += data_size;
1550 ost->sync_opts++;
1551 }
1552
1553 opkt.stream_index= ost->index;
1554 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1555 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW		 1556 else
1557 opkt.pts= AV_NOPTS_VALUE;
1558
d2ce2f5e 1559 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1560 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC		 1561 else
1562 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1563 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1564
a03d59b7 1565 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW		 1566 opkt.flags= pkt->flags;
1567
1568 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN		 1569 if( ost->st->codec->codec_id != CODEC_ID_H264
1570 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1571 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1572 ) {
cc947f04 1573 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 1574 opkt.destruct= av_destruct_packet;
d310d56a
BC		 1575 } else {
1576 opkt.data = data_buf;
1577 opkt.size = data_size;
1578 }
bde0705c 1579
8b389f15 1580 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW		 1581 ost->st->codec->frame_number++;
1582 ost->frame_number++;
1583 av_free_packet(&opkt);
a700a6ae
FB		 1584 }
1585 }
bde0705c
LW		 1586 }
1587 av_free(buffer_to_free);
1588 /* XXX: allocate the subtitles in the codec ? */
1589 if (subtitle_to_free) {
1590 if (subtitle_to_free->rects != NULL) {
1591 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN		 1592 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1593 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1594 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1595 }
bde0705c 1596 av_freep(&subtitle_to_free->rects);
cf7fc795 1597 }
bde0705c
LW		 1598 subtitle_to_free->num_rects = 0;
1599 subtitle_to_free = NULL;
a700a6ae 1600 }
bde0705c 1601 }
a700a6ae 1602 discard_packet:
6f824977
MN		 1603 if (pkt == NULL) {
1604 /* EOF handling */
115329f1 1605
6f824977
MN		 1606 for(i=0;i<nb_ostreams;i++) {
1607 ost = ost_table[i];
1608 if (ost->source_index == ist_index) {
01f4895c 1609 AVCodecContext *enc= ost->st->codec;
6f824977 1610 os = output_files[ost->file_index];
115329f1 1611
72415b2a 1612 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1613 continue;
72415b2a 1614 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN		 1615 continue;
1616
1617 if (ost->encoding_needed) {
1618 for(;;) {
1619 AVPacket pkt;
cef7cc72 1620 int fifo_bytes;
6f824977
MN		 1621 av_init_packet(&pkt);
1622 pkt.stream_index= ost->index;
115329f1 1623
01f4895c 1624 switch(ost->st->codec->codec_type) {
72415b2a 1625 case AVMEDIA_TYPE_AUDIO:
41dd680d 1626 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR		 1627 ret = 0;
1628 /* encode any samples remaining in fifo */
b10d7e4e 1629 if (fifo_bytes > 0) {
22c4c3e0 1630 int osize = av_get_bits_per_sample_format(enc->sample_fmt) >> 3;
cef7cc72 1631 int fs_tmp = enc->frame_size;
b10d7e4e 1632
3898eed8 1633 av_fifo_generic_read(ost->fifo, samples, fifo_bytes, NULL);
b10d7e4e
BC		 1634 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1635 enc->frame_size = fifo_bytes / (osize * enc->channels);
1636 } else { /* pad */
1637 int frame_bytes = enc->frame_size*osize*enc->channels;
1638 if (samples_size < frame_bytes)
1639 av_exit(1);
1640 memset((uint8_t*)samples+fifo_bytes, 0, frame_bytes - fifo_bytes);
1641 }
1642
c573eb85 1643 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
7c8689ef
BC		 1644 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1645 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1646 enc->frame_size = fs_tmp;
9e0db7d5
MN		 1647 }
1648 if(ret <= 0) {
cef7cc72
JR		 1649 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1650 }
528271ff
MN		 1651 if (ret < 0) {
1652 fprintf(stderr, "Audio encoding failed\n");
1653 av_exit(1);
1654 }
6f824977 1655 audio_size += ret;
cc947f04 1656 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1657 break;
72415b2a 1658 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1659 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN		 1660 if (ret < 0) {
1661 fprintf(stderr, "Video encoding failed\n");
1662 av_exit(1);
1663 }
6f824977
MN		 1664 video_size += ret;
1665 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1666 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN		 1667 if (ost->logfile && enc->stats_out) {
1668 fprintf(ost->logfile, "%s", enc->stats_out);
1669 }
1670 break;
1671 default:
1672 ret=-1;
1673 }
115329f1 1674
6f824977
MN		 1675 if(ret<=0)
1676 break;
27537106 1677 pkt.data= bit_buffer;
6f824977 1678 pkt.size= ret;
e7902f20 1679 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1680 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1681 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN		 1682 }
1683 }
1684 }
1685 }
1686 }
115329f1 1687
a700a6ae
FB		 1688 return 0;
1689 fail_decode:
1690 return -1;
1691}
1692
6d1ba1ac
LA		 1693static void print_sdp(AVFormatContext **avc, int n)
1694{
1695 char sdp[2048];
1696
1697 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1698 printf("SDP:\n%s\n", sdp);
536cd1db 1699 fflush(stdout);
6d1ba1ac 1700}
a700a6ae 1701
7a39f142
AK		 1702static int copy_chapters(int infile, int outfile)
1703{
1704 AVFormatContext *is = input_files[infile];
1705 AVFormatContext *os = output_files[outfile];
1706 int i;
1707
1708 for (i = 0; i < is->nb_chapters; i++) {
1709 AVChapter *in_ch = is->chapters[i], *out_ch;
1710 AVMetadataTag *t = NULL;
1711 int64_t ts_off = av_rescale_q(start_time - input_files_ts_offset[infile],
1712 AV_TIME_BASE_Q, in_ch->time_base);
1713 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1714 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1715
1716
1717 if (in_ch->end < ts_off)
1718 continue;
1719 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1720 break;
1721
1722 out_ch = av_mallocz(sizeof(AVChapter));
1723 if (!out_ch)
1724 return AVERROR(ENOMEM);
1725
1726 out_ch->id = in_ch->id;
1727 out_ch->time_base = in_ch->time_base;
1728 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1729 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1730
1731 while ((t = av_metadata_get(in_ch->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
1732 av_metadata_set2(&out_ch->metadata, t->key, t->value, 0);
1733
1734 os->nb_chapters++;
1735 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1736 if (!os->chapters)
1737 return AVERROR(ENOMEM);
1738 os->chapters[os->nb_chapters - 1] = out_ch;
1739 }
1740 return 0;
1741}
1742
85f07f22
FB		 1743/*
1744 * The following code is the main loop of the file converter
1745 */
ac61f59a 1746static int av_transcode(AVFormatContext **output_files,
685598f5
SS		 1747 int nb_output_files,
1748 AVFormatContext **input_files,
1749 int nb_input_files,
1750 AVStreamMap *stream_maps, int nb_stream_maps)
85f07f22 1751{
002c95d7 1752 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB		 1753 AVFormatContext *is, *os;
1754 AVCodecContext *codec, *icodec;
1755 AVOutputStream *ost, **ost_table = NULL;
1756 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1757 AVInputFile *file_table;
002c95d7 1758 char error[1024];
cb09b2ed 1759 int key;
6d1ba1ac 1760 int want_sdp = 1;
545465ec
MN		 1761 uint8_t no_packet[MAX_FILES]={0};
1762 int no_packet_count=0;
bdc4796f 1763
90901860 1764 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB		 1765 if (!file_table)
1766 goto fail;
115329f1 1767
85f07f22
FB		 1768 /* input stream init */
1769 j = 0;
1770 for(i=0;i<nb_input_files;i++) {
1771 is = input_files[i];
1772 file_table[i].ist_index = j;
79fdaa4c 1773 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB		 1774 j += is->nb_streams;
1775 }
1776 nb_istreams = j;
1777
1778 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1779 if (!ist_table)
bdc4796f 1780 goto fail;
115329f1 1781
85f07f22
FB		 1782 for(i=0;i<nb_istreams;i++) {
1783 ist = av_mallocz(sizeof(AVInputStream));
1784 if (!ist)
1785 goto fail;
1786 ist_table[i] = ist;
1787 }
1788 j = 0;
1789 for(i=0;i<nb_input_files;i++) {
1790 is = input_files[i];
1791 for(k=0;k<is->nb_streams;k++) {
1792 ist = ist_table[j++];
1793 ist->st = is->streams[k];
1794 ist->file_index = i;
1795 ist->index = k;
1796 ist->discard = 1; /* the stream is discarded by default
1797 (changed later) */
bdfcbbed 1798
3a25ca18 1799 if (rate_emu) {
bdfcbbed 1800 ist->start = av_gettime();
bdfcbbed 1801 }
85f07f22
FB		 1802 }
1803 }
1804
1805 /* output stream init */
1806 nb_ostreams = 0;
1807 for(i=0;i<nb_output_files;i++) {
1808 os = output_files[i];
8a7bde1c 1809 if (!os->nb_streams) {
fc5d0db5
SS		 1810 dump_format(output_files[i], i, output_files[i]->filename, 1);
1811 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
296df4e7 1812 av_exit(1);
8a7bde1c 1813 }
85f07f22
FB		 1814 nb_ostreams += os->nb_streams;
1815 }
1816 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1817 fprintf(stderr, "Number of stream maps must match number of output streams\n");
296df4e7 1818 av_exit(1);
85f07f22
FB		 1819 }
1820
bd073980
BF		 1821 /* Sanity check the mapping args -- do the input files & streams exist? */
1822 for(i=0;i<nb_stream_maps;i++) {
1823 int fi = stream_maps[i].file_index;
1824 int si = stream_maps[i].stream_index;
115329f1 1825
bd073980
BF		 1826 if (fi < 0 || fi > nb_input_files - 1 ||
1827 si < 0 || si > file_table[fi].nb_streams - 1) {
1828 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
296df4e7 1829 av_exit(1);
bd073980 1830 }
b4a3389e
WG		 1831 fi = stream_maps[i].sync_file_index;
1832 si = stream_maps[i].sync_stream_index;
1833 if (fi < 0 || fi > nb_input_files - 1 ||
1834 si < 0 || si > file_table[fi].nb_streams - 1) {
1835 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
296df4e7 1836 av_exit(1);
b4a3389e 1837 }
bd073980 1838 }
115329f1 1839
85f07f22
FB		 1840 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1841 if (!ost_table)
1842 goto fail;
1843 for(i=0;i<nb_ostreams;i++) {
1844 ost = av_mallocz(sizeof(AVOutputStream));
1845 if (!ost)
1846 goto fail;
1847 ost_table[i] = ost;
1848 }
115329f1 1849
85f07f22
FB		 1850 n = 0;
1851 for(k=0;k<nb_output_files;k++) {
1852 os = output_files[k];
de427ff4 1853 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 1854 int found;
de427ff4 1855 ost = ost_table[n];
85f07f22
FB		 1856 ost->file_index = k;
1857 ost->index = i;
1858 ost->st = os->streams[i];
1859 if (nb_stream_maps > 0) {
de427ff4
SS		 1860 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
1861 stream_maps[n].stream_index;
115329f1 1862
bd073980 1863 /* Sanity check that the stream types match */
01f4895c 1864 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS		 1865 int i= ost->file_index;
1866 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 1867 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 1868 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 1869 ost->file_index, ost->index);
296df4e7 1870 av_exit(1);
bd073980 1871 }
115329f1 1872
85f07f22 1873 } else {
247e3954 1874 int best_nb_frames=-1;
a15bc651
NS		 1875 /* get corresponding input stream index : we select the first one with the right type */
1876 found = 0;
85f07f22 1877 for(j=0;j<nb_istreams;j++) {
6d3d3b83 1878 int skip=0;
85f07f22 1879 ist = ist_table[j];
6d3d3b83
MN		 1880 if(opt_programid){
1881 int pi,si;
1882 AVFormatContext *f= input_files[ ist->file_index ];
1883 skip=1;
1884 for(pi=0; pi<f->nb_programs; pi++){
1885 AVProgram *p= f->programs[pi];
1886 if(p->id == opt_programid)
1887 for(si=0; si<p->nb_stream_indexes; si++){
1888 if(f->streams[ p->stream_index[si] ] == ist->st)
1889 skip=0;
1890 }
1891 }
1892 }
1893 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
a15bc651 1894 ist->st->codec->codec_type == ost->st->codec->codec_type) {
247e3954
MN		 1895 if(best_nb_frames < ist->st->codec_info_nb_frames){
1896 best_nb_frames= ist->st->codec_info_nb_frames;
1897 ost->source_index = j;
1898 found = 1;
1899 }
85f07f22
FB		 1900 }
1901 }
a15bc651
NS		 1902
1903 if (!found) {
1904 if(! opt_programid) {
1905 /* try again and reuse existing stream */
1906 for(j=0;j<nb_istreams;j++) {
1907 ist = ist_table[j];
6d3d3b83
MN		 1908 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
1909 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS		 1910 ost->source_index = j;
1911 found = 1;
1912 }
1913 }
50e143c4 1914 }
85f07f22 1915 if (!found) {
462cca10
SS		 1916 int i= ost->file_index;
1917 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB		 1918 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1919 ost->file_index, ost->index);
296df4e7 1920 av_exit(1);
85f07f22
FB		 1921 }
1922 }
1923 }
1924 ist = ist_table[ost->source_index];
1925 ist->discard = 0;
b4a3389e 1926 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS		 1927 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
1928 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB		 1929 }
1930 }
1931
85f07f22
FB		 1932 /* for each output stream, we compute the right encoding parameters */
1933 for(i=0;i<nb_ostreams;i++) {
46e6fb4c 1934 AVMetadataTag *t = NULL;
85f07f22 1935 ost = ost_table[i];
365515ac 1936 os = output_files[ost->file_index];
85f07f22
FB		 1937 ist = ist_table[ost->source_index];
1938
01f4895c
MN		 1939 codec = ost->st->codec;
1940 icodec = ist->st->codec;
85f07f22 1941
c71591a5 1942 while ((t = av_metadata_get(ist->st->metadata, "", t, AV_METADATA_IGNORE_SUFFIX))) {
46e6fb4c 1943 av_metadata_set2(&ost->st->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
c71591a5 1944 }
8e0d882b 1945
90c2295b 1946 ost->st->disposition = ist->st->disposition;
a39b76ea 1947 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 1948 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 1949
1629626f
FB		 1950 if (ost->st->stream_copy) {
1951 /* if stream_copy is selected, no need to decode or encode */
1952 codec->codec_id = icodec->codec_id;
1953 codec->codec_type = icodec->codec_type;
365515ac
MN		 1954
1955 if(!codec->codec_tag){
1956 if( !os->oformat->codec_tag
37ce3d6b 1957 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN		 1958 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1959 codec->codec_tag = icodec->codec_tag;
1960 }
1961
1629626f 1962 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN		 1963 codec->extradata= icodec->extradata;
1964 codec->extradata_size= icodec->extradata_size;
3797c74b 1965 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 1966 codec->time_base = icodec->time_base;
3797c74b
MN		 1967 codec->time_base.num *= icodec->ticks_per_frame;
1968 }else
d29de719 1969 codec->time_base = ist->st->time_base;
1629626f 1970 switch(codec->codec_type) {
72415b2a 1971 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP		 1972 if(audio_volume != 256) {
1973 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
1974 av_exit(1);
1975 }
13367a46 1976 codec->channel_layout = icodec->channel_layout;
1629626f
FB		 1977 codec->sample_rate = icodec->sample_rate;
1978 codec->channels = icodec->channels;
0a3b0447 1979 codec->frame_size = icodec->frame_size;
c1344911 1980 codec->block_align= icodec->block_align;
4efd6f58
MN		 1981 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1982 codec->block_align= 0;
bcbd328e
MN		 1983 if(codec->codec_id == CODEC_ID_AC3)
1984 codec->block_align= 0;
1629626f 1985 break;
72415b2a 1986 case AVMEDIA_TYPE_VIDEO:
9df3437f 1987 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB		 1988 codec->width = icodec->width;
1989 codec->height = icodec->height;
ff8cc24b 1990 codec->has_b_frames = icodec->has_b_frames;
1629626f 1991 break;
72415b2a 1992 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC		 1993 codec->width = icodec->width;
1994 codec->height = icodec->height;
cf7fc795 1995 break;
1629626f 1996 default:
0f4e8165 1997 abort();
1629626f
FB		 1998 }
1999 } else {
2000 switch(codec->codec_type) {
72415b2a 2001 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN		 2002 ost->fifo= av_fifo_alloc(1024);
2003 if(!ost->fifo)
85f07f22 2004 goto fail;
a79db0f7 2005 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
AÖ		 2006 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2007 icodec->request_channels = codec->channels;
85f07f22
FB		 2008 ist->decoding_needed = 1;
2009 ost->encoding_needed = 1;
1629626f 2010 break;
72415b2a 2011 case AVMEDIA_TYPE_VIDEO:
761c8c92 2012 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2013 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
761c8c92
BC		 2014 av_exit(1);
2015 }
c3f11d19
LA		 2016 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
2017 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
2018 ost->video_resample = ((codec->width != icodec->width -
2019 (frame_leftBand + frame_rightBand) +
2020 (frame_padleft + frame_padright)) ||
2021 (codec->height != icodec->height -
2022 (frame_topBand + frame_bottomBand) +
18a54b04
LA		 2023 (frame_padtop + frame_padbottom)) ||
2024 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 2025 if (ost->video_crop) {
352666c1
EB		 2026 ost->topBand = ost->original_topBand = frame_topBand;
2027 ost->bottomBand = ost->original_bottomBand = frame_bottomBand;
2028 ost->leftBand = ost->original_leftBand = frame_leftBand;
2029 ost->rightBand = ost->original_rightBand = frame_rightBand;
c3f11d19
LA		 2030 }
2031 if (ost->video_pad) {
1ff93ffc
TK		 2032 ost->padtop = frame_padtop;
2033 ost->padleft = frame_padleft;
2034 ost->padbottom = frame_padbottom;
2035 ost->padright = frame_padright;
c3f11d19
LA		 2036 if (!ost->video_resample) {
2037 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 2038 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2039 codec->width, codec->height))
c3f11d19
LA		 2040 goto fail;
2041 }
2042 }
2043 if (ost->video_resample) {
2de28abb 2044 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC		 2045 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2046 codec->width, codec->height)) {
eddc482d 2047 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 2048 av_exit(1);
eddc482d 2049 }
9de8e6ac 2050 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA		 2051 ost->img_resample_ctx = sws_getContext(
2052 icodec->width - (frame_leftBand + frame_rightBand),
2053 icodec->height - (frame_topBand + frame_bottomBand),
2054 icodec->pix_fmt,
07d0cdfc
LA		 2055 codec->width - (frame_padleft + frame_padright),
2056 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA		 2057 codec->pix_fmt,
2058 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA		 2059 if (ost->img_resample_ctx == NULL) {
2060 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 2061 av_exit(1);
0b50ac8a 2062 }
352666c1
EB		 2063
2064 ost->original_height = icodec->height;
2065 ost->original_width = icodec->width;
2066
a39b76ea 2067 codec->bits_per_raw_sample= 0;
85f07f22 2068 }
b83ccbff
MN		 2069 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
2070 ost->resample_width = icodec->width - (frame_leftBand + frame_rightBand);
2071 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB		 2072 ost->encoding_needed = 1;
2073 ist->decoding_needed = 1;
1629626f 2074 break;
72415b2a 2075 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB		 2076 ost->encoding_needed = 1;
2077 ist->decoding_needed = 1;
2078 break;
1629626f 2079 default:
0f4e8165 2080 abort();
cf7fc795 2081 break;
85f07f22 2082 }
1629626f 2083 /* two pass mode */
115329f1 2084 if (ost->encoding_needed &&
1629626f
FB		 2085 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2086 char logfilename[1024];
2087 FILE *f;
115329f1
DB		 2088
2089 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS		 2090 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2091 i);
1629626f
FB		 2092 if (codec->flags & CODEC_FLAG_PASS1) {
2093 f = fopen(logfilename, "w");
2094 if (!f) {
42d1d06e 2095 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2096 av_exit(1);
1629626f
FB		 2097 }
2098 ost->logfile = f;
2099 } else {
458b062d
SS		 2100 char *logbuffer;
2101 size_t logbuffer_size;
2102 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2103 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
296df4e7 2104 av_exit(1);
1629626f 2105 }
1629626f 2106 codec->stats_in = logbuffer;
5abdb4b1 2107 }
5abdb4b1
FB		 2108 }
2109 }
72415b2a 2110 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2111 int size= codec->width * codec->height;
c027e91a 2112 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2113 }
85f07f22
FB		 2114 }
2115
8a6cb114
MN		 2116 if (!bit_buffer)
2117 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2118 if (!bit_buffer) {
50f3fabc
MR		 2119 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2120 bit_buffer_size);
002c95d7 2121 ret = AVERROR(ENOMEM);
8a6cb114 2122 goto fail;
1629626f
FB		 2123 }
2124
85f07f22
FB		 2125 /* open each encoder */
2126 for(i=0;i<nb_ostreams;i++) {
2127 ost = ost_table[i];
2128 if (ost->encoding_needed) {
6488cf9b
AJ		 2129 AVCodec *codec = output_codecs[i];
2130 if (!codec)
fd2b356a 2131 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2132 if (!codec) {
f356fc57
BC		 2133 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2134 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC		 2135 ret = AVERROR(EINVAL);
2136 goto dump_format;
85f07f22 2137 }
01f4895c 2138 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2139 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 2140 ost->file_index, ost->index);
002c95d7
BC		 2141 ret = AVERROR(EINVAL);
2142 goto dump_format;
85f07f22 2143 }
01f4895c 2144 extra_size += ost->st->codec->extradata_size;
85f07f22
FB		 2145 }
2146 }
2147
2148 /* open each decoder */
2149 for(i=0;i<nb_istreams;i++) {
2150 ist = ist_table[i];
2151 if (ist->decoding_needed) {
6488cf9b
AJ		 2152 AVCodec *codec = input_codecs[i];
2153 if (!codec)
fd2b356a 2154 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2155 if (!codec) {
f356fc57 2156 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2157 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC		 2158 ret = AVERROR(EINVAL);
2159 goto dump_format;
85f07f22 2160 }
01f4895c 2161 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2162 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2163 ist->file_index, ist->index);
002c95d7
BC		 2164 ret = AVERROR(EINVAL);
2165 goto dump_format;
85f07f22 2166 }
72415b2a 2167 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2168 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB		 2169 }
2170 }
2171
2172 /* init pts */
2173 for(i=0;i<nb_istreams;i++) {
b8c93c48 2174 AVStream *st;
85f07f22 2175 ist = ist_table[i];
b8c93c48
MN		 2176 st= ist->st;
2177 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2178 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 2179 ist->is_start = 1;
85f07f22 2180 }
c5e1e982 2181
0a38bafd
PB		 2182 /* set meta data information from input file if required */
2183 for (i=0;i<nb_meta_data_maps;i++) {
2184 AVFormatContext *out_file;
2185 AVFormatContext *in_file;
a5926d85 2186 AVMetadataTag *mtag;
0a38bafd
PB		 2187
2188 int out_file_index = meta_data_maps[i].out_file;
2189 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 2190 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC		 2191 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
2192 out_file_index, out_file_index, in_file_index);
8fa36ae0 2193 ret = AVERROR(EINVAL);
002c95d7 2194 goto dump_format;
0a38bafd 2195 }
9d58e0a9 2196 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC		 2197 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
2198 in_file_index, out_file_index, in_file_index);
8fa36ae0 2199 ret = AVERROR(EINVAL);
002c95d7 2200 goto dump_format;
115329f1
DB		 2201 }
2202
0a38bafd
PB		 2203 out_file = output_files[out_file_index];
2204 in_file = input_files[in_file_index];
2205
a5926d85
AJ		 2206
2207 mtag=NULL;
2208 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
1a6498d7 2209 av_metadata_set2(&out_file->metadata, mtag->key, mtag->value, AV_METADATA_DONT_OVERWRITE);
a5926d85
AJ		 2210 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
2211 in_file->iformat->metadata_conv);
0a38bafd 2212 }
115329f1 2213
7a39f142
AK		 2214 /* copy chapters from the first input file that has them*/
2215 for (i = 0; i < nb_input_files; i++) {
2216 if (!input_files[i]->nb_chapters)
2217 continue;
2218
2219 for (j = 0; j < nb_output_files; j++)
2220 if ((ret = copy_chapters(i, j)) < 0)
2221 goto dump_format;
2222 }
2223
85f07f22
FB		 2224 /* open files and write file headers */
2225 for(i=0;i<nb_output_files;i++) {
2226 os = output_files[i];
79fdaa4c 2227 if (av_write_header(os) < 0) {
002c95d7 2228 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2229 ret = AVERROR(EINVAL);
002c95d7 2230 goto dump_format;
a38469e1 2231 }
6d1ba1ac
LA		 2232 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2233 want_sdp = 0;
2234 }
2235 }
002c95d7
BC		 2236
2237 dump_format:
2238 /* dump the file output parameters - cannot be done before in case
2239 of stream copy */
2240 for(i=0;i<nb_output_files;i++) {
2241 dump_format(output_files[i], i, output_files[i]->filename, 1);
2242 }
2243
2244 /* dump the stream mapping */
2245 if (verbose >= 0) {
2246 fprintf(stderr, "Stream mapping:\n");
2247 for(i=0;i<nb_ostreams;i++) {
2248 ost = ost_table[i];
2249 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2250 ist_table[ost->source_index]->file_index,
2251 ist_table[ost->source_index]->index,
2252 ost->file_index,
2253 ost->index);
2254 if (ost->sync_ist != ist_table[ost->source_index])
2255 fprintf(stderr, " [sync #%d.%d]",
2256 ost->sync_ist->file_index,
2257 ost->sync_ist->index);
2258 fprintf(stderr, "\n");
2259 }
2260 }
2261
2262 if (ret) {
2263 fprintf(stderr, "%s\n", error);
2264 goto fail;
2265 }
2266
6d1ba1ac
LA		 2267 if (want_sdp) {
2268 print_sdp(output_files, nb_output_files);
85f07f22
FB		 2269 }
2270
9d58e0a9 2271 if (!using_stdin && verbose >= 0) {
d9a916e2 2272 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS		 2273 url_set_interrupt_cb(decode_interrupt_cb);
2274 }
a38469e1
FB		 2275 term_init();
2276
7fc98937 2277 timer_start = av_gettime();
51bd4565 2278
d9a916e2 2279 for(; received_sigterm == 0;) {
85f07f22
FB		 2280 int file_index, ist_index;
2281 AVPacket pkt;
a9aeda81
PB		 2282 double ipts_min;
2283 double opts_min;
23ffe323 2284
85f07f22 2285 redo:
a9aeda81
PB		 2286 ipts_min= 1e100;
2287 opts_min= 1e100;
a38469e1 2288 /* if 'q' pressed, exits */
d9a916e2 2289 if (!using_stdin) {
b51469a0
LS		 2290 if (q_pressed)
2291 break;
cb09b2ed
PG		 2292 /* read_key() returns 0 on EOF */
2293 key = read_key();
2294 if (key == 'q')
2295 break;
2296 }
a38469e1 2297
ec5517d5
FB		 2298 /* select the stream that we must read now by looking at the
2299 smallest output pts */
85f07f22 2300 file_index = -1;
ec5517d5 2301 for(i=0;i<nb_ostreams;i++) {
23ffe323 2302 double ipts, opts;
ec5517d5
FB		 2303 ost = ost_table[i];
2304 os = output_files[ost->file_index];
2305 ist = ist_table[ost->source_index];
55a7e946 2306 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2307 continue;
c0df9d75 2308 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN		 2309 ipts = (double)ist->pts;
2310 if (!file_table[ist->file_index].eof_reached){
2311 if(ipts < ipts_min) {
2312 ipts_min = ipts;
2313 if(input_sync ) file_index = ist->file_index;
2314 }
2315 if(opts < opts_min) {
2316 opts_min = opts;
2317 if(!input_sync) file_index = ist->file_index;
2318 }
85f07f22 2319 }
01f4895c 2320 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN		 2321 file_index= -1;
2322 break;
2323 }
85f07f22
FB		 2324 }
2325 /* if none, if is finished */
51bd4565 2326 if (file_index < 0) {
545465ec
MN		 2327 if(no_packet_count){
2328 no_packet_count=0;
2329 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2330 usleep(10000);
545465ec
MN		 2331 continue;
2332 }
85f07f22 2333 break;
ec5517d5
FB		 2334 }
2335
b6e16b86 2336 /* finish if limit size exhausted */
899681cd 2337 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C		 2338 break;
2339
254abc2e 2340 /* read a frame from it and output it in the fifo */
85f07f22 2341 is = input_files[file_index];
ad51c68c 2342 ret= av_read_frame(is, &pkt);
b9edbe99 2343 if(ret == AVERROR(EAGAIN)){
545465ec
MN		 2344 no_packet[file_index]=1;
2345 no_packet_count++;
ad51c68c 2346 continue;
545465ec 2347 }
ad51c68c 2348 if (ret < 0) {
85f07f22 2349 file_table[file_index].eof_reached = 1;
d24ce947
AB		 2350 if (opt_shortest)
2351 break;
2352 else
2353 continue;
85f07f22 2354 }
303e50e6 2355
545465ec
MN		 2356 no_packet_count=0;
2357 memset(no_packet, 0, sizeof(no_packet));
2358
254abc2e 2359 if (do_pkt_dump) {
750f0e1f 2360 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2361 }
79fdaa4c
FB		 2362 /* the following test is needed in case new streams appear
2363 dynamically in stream : we ignore them */
2364 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2365 goto discard_packet;
85f07f22
FB		 2366 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2367 ist = ist_table[ist_index];
bf5af568
FB		 2368 if (ist->discard)
2369 goto discard_packet;
85f07f22 2370
fec401f7
MN		 2371 if (pkt.dts != AV_NOPTS_VALUE)
2372 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2373 if (pkt.pts != AV_NOPTS_VALUE)
2374 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2375
8833f375
MN		 2376 if(input_files_ts_scale[file_index][pkt.stream_index]){
2377 if(pkt.pts != AV_NOPTS_VALUE)
2378 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2379 if(pkt.dts != AV_NOPTS_VALUE)
2380 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2381 }
2382
949b1a13 2383// 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		 2384 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2385 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN		 2386 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2387 int64_t delta= pkt_dts - ist->next_pts;
2388 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN		 2389 input_files_ts_offset[ist->file_index]-= delta;
2390 if (verbose > 2)
4733abcb 2391 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN		 2392 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2393 if(pkt.pts != AV_NOPTS_VALUE)
2394 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN		 2395 }
2396 }
2397
f8ccf720 2398 /* finish if recording time exhausted */
6abda15f
FC		 2399 if (recording_time != INT64_MAX &&
2400 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2401 ist->is_past_recording_time = 1;
f8ccf720 2402 goto discard_packet;
55a7e946 2403 }
f8ccf720 2404
8831db5c 2405 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2406 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD		 2407
2408 if (verbose >= 0)
2409 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2410 ist->file_index, ist->index);
f2abc559
BC		 2411 if (exit_on_error)
2412 av_exit(1);
a700a6ae
FB		 2413 av_free_packet(&pkt);
2414 goto redo;
fe08925f 2415 }
cf7fc795 2416
bf5af568 2417 discard_packet:
85f07f22 2418 av_free_packet(&pkt);
115329f1 2419
ec5517d5
FB		 2420 /* dump report by using the output first video and audio streams */
2421 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2422 }
a700a6ae
FB		 2423
2424 /* at the end of stream, we must flush the decoder buffers */
2425 for(i=0;i<nb_istreams;i++) {
2426 ist = ist_table[i];
2427 if (ist->decoding_needed) {
2428 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2429 }
2430 }
2431
a38469e1 2432 term_exit();
85f07f22 2433
c4e37247
MN		 2434 /* write the trailer if needed and close file */
2435 for(i=0;i<nb_output_files;i++) {
2436 os = output_files[i];
2437 av_write_trailer(os);
2438 }
2439
37f5cd5a
MN		 2440 /* dump report by using the first video and audio streams */
2441 print_report(output_files, ost_table, nb_ostreams, 1);
2442
85f07f22
FB		 2443 /* close each encoder */
2444 for(i=0;i<nb_ostreams;i++) {
2445 ost = ost_table[i];
2446 if (ost->encoding_needed) {
01f4895c
MN		 2447 av_freep(&ost->st->codec->stats_in);
2448 avcodec_close(ost->st->codec);
85f07f22
FB		 2449 }
2450 }
115329f1 2451
85f07f22
FB		 2452 /* close each decoder */
2453 for(i=0;i<nb_istreams;i++) {
2454 ist = ist_table[i];
2455 if (ist->decoding_needed) {
01f4895c 2456 avcodec_close(ist->st->codec);
85f07f22
FB		 2457 }
2458 }
85f07f22 2459
85f07f22 2460 /* finished ! */
00b7fbdc 2461 ret = 0;
115329f1 2462
002c95d7 2463 fail:
83b07470 2464 av_freep(&bit_buffer);
0f1578af 2465 av_free(file_table);
bdc4796f 2466
85f07f22
FB		 2467 if (ist_table) {
2468 for(i=0;i<nb_istreams;i++) {
2469 ist = ist_table[i];
0f1578af 2470 av_free(ist);
85f07f22 2471 }
0f1578af 2472 av_free(ist_table);
85f07f22
FB		 2473 }
2474 if (ost_table) {
2475 for(i=0;i<nb_ostreams;i++) {
2476 ost = ost_table[i];
2477 if (ost) {
5abdb4b1
FB		 2478 if (ost->logfile) {
2479 fclose(ost->logfile);
2480 ost->logfile = NULL;
2481 }
41dd680d 2482 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2483 initialized but set to zero */
0f1578af 2484 av_free(ost->pict_tmp.data[0]);
85f07f22 2485 if (ost->video_resample)
18a54b04 2486 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2487 if (ost->resample)
85f07f22 2488 audio_resample_close(ost->resample);
a79db0f7
PR		 2489 if (ost->reformat_ctx)
2490 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2491 av_free(ost);
85f07f22
FB		 2492 }
2493 }
0f1578af 2494 av_free(ost_table);
85f07f22
FB		 2495 }
2496 return ret;
85f07f22
FB		 2497}
2498
b29f97d1 2499static void opt_format(const char *arg)
85f07f22 2500{
817b23ff
FB		 2501 /* compatibility stuff for pgmyuv */
2502 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2503 pgmyuv_compatibility_hack=1;
9286699a 2504// opt_image_format(arg);
5b6d5596 2505 arg = "image2";
17ceb4f9 2506 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB		 2507 }
2508
a5abfd8f 2509 last_asked_format = arg;
85f07f22
FB		 2510}
2511
464a631c 2512static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN		 2513{
2514 video_rc_override_string = arg;
2515}
2516
c48da33c 2517static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2518{
c48da33c
SS		 2519 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2520 return 0;
f4f3223f
MN		 2521}
2522
c48da33c 2523static int opt_verbose(const char *opt, const char *arg)
f068206e 2524{
46eab093 2525 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2526 return 0;
f068206e
BE		 2527}
2528
2fc3866d 2529static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2530{
b33ece16 2531 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2532 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2533 av_exit(1);
445f1b83 2534 }
2fc3866d 2535 return 0;
85f07f22
FB		 2536}
2537
ebde2a2c 2538static int opt_bitrate(const char *opt, const char *arg)
1b1656c6 2539{
72415b2a 2540 int codec_type = opt[0]=='a' ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
1b1656c6
RP		 2541
2542 opt_default(opt, arg);
2543
636f1c4c 2544 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2545 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH		 2546
2547 return 0;
1b1656c6
RP		 2548}
2549
b29f97d1 2550static void opt_frame_crop_top(const char *arg)
ab6d194a 2551{
115329f1 2552 frame_topBand = atoi(arg);
ab6d194a
MN		 2553 if (frame_topBand < 0) {
2554 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2555 av_exit(1);
ab6d194a 2556 }
ab6d194a 2557 if ((frame_topBand) >= frame_height){
bb270c08 2558 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2559 av_exit(1);
ab6d194a
MN		 2560 }
2561 frame_height -= frame_topBand;
2562}
2563
b29f97d1 2564static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN		 2565{
2566 frame_bottomBand = atoi(arg);
2567 if (frame_bottomBand < 0) {
2568 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2569 av_exit(1);
ab6d194a 2570 }
ab6d194a 2571 if ((frame_bottomBand) >= frame_height){
bb270c08 2572 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2573 av_exit(1);
ab6d194a
MN		 2574 }
2575 frame_height -= frame_bottomBand;
2576}
2577
b29f97d1 2578static void opt_frame_crop_left(const char *arg)
ab6d194a
MN		 2579{
2580 frame_leftBand = atoi(arg);
2581 if (frame_leftBand < 0) {
2582 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2583 av_exit(1);
ab6d194a 2584 }
ab6d194a 2585 if ((frame_leftBand) >= frame_width){
bb270c08 2586 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2587 av_exit(1);
ab6d194a
MN		 2588 }
2589 frame_width -= frame_leftBand;
2590}
2591
b29f97d1 2592static void opt_frame_crop_right(const char *arg)
ab6d194a
MN		 2593{
2594 frame_rightBand = atoi(arg);
2595 if (frame_rightBand < 0) {
2596 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2597 av_exit(1);
ab6d194a 2598 }
ab6d194a 2599 if ((frame_rightBand) >= frame_width){
bb270c08 2600 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2601 av_exit(1);
ab6d194a
MN		 2602 }
2603 frame_width -= frame_rightBand;
2604}
2605
b29f97d1 2606static void opt_frame_size(const char *arg)
85f07f22 2607{
b33ece16 2608 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2609 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2610 av_exit(1);
85f07f22 2611 }
85f07f22
FB		 2612}
2613
1ff93ffc
TK		 2614static void opt_pad_color(const char *arg) {
2615 /* Input is expected to be six hex digits similar to
2616 how colors are expressed in html tags (but without the #) */
2617 int rgb = strtol(arg, NULL, 16);
2618 int r,g,b;
115329f1
DB		 2619
2620 r = (rgb >> 16);
1ff93ffc
TK		 2621 g = ((rgb >> 8) & 255);
2622 b = (rgb & 255);
2623
2624 padcolor[0] = RGB_TO_Y(r,g,b);
2625 padcolor[1] = RGB_TO_U(r,g,b,0);
2626 padcolor[2] = RGB_TO_V(r,g,b,0);
2627}
2628
2629static void opt_frame_pad_top(const char *arg)
2630{
115329f1 2631 frame_padtop = atoi(arg);
1ff93ffc
TK		 2632 if (frame_padtop < 0) {
2633 fprintf(stderr, "Incorrect top pad size\n");
296df4e7 2634 av_exit(1);
1ff93ffc 2635 }
1ff93ffc
TK		 2636}
2637
2638static void opt_frame_pad_bottom(const char *arg)
2639{
115329f1 2640 frame_padbottom = atoi(arg);
1ff93ffc
TK		 2641 if (frame_padbottom < 0) {
2642 fprintf(stderr, "Incorrect bottom pad size\n");
296df4e7 2643 av_exit(1);
1ff93ffc 2644 }
1ff93ffc
TK		 2645}
2646
2647
2648static void opt_frame_pad_left(const char *arg)
2649{
115329f1 2650 frame_padleft = atoi(arg);
1ff93ffc
TK		 2651 if (frame_padleft < 0) {
2652 fprintf(stderr, "Incorrect left pad size\n");
296df4e7 2653 av_exit(1);
1ff93ffc 2654 }
1ff93ffc
TK		 2655}
2656
2657
2658static void opt_frame_pad_right(const char *arg)
2659{
115329f1 2660 frame_padright = atoi(arg);
1ff93ffc
TK		 2661 if (frame_padright < 0) {
2662 fprintf(stderr, "Incorrect right pad size\n");
296df4e7 2663 av_exit(1);
1ff93ffc 2664 }
1ff93ffc
TK		 2665}
2666
63167088
RS		 2667static void opt_frame_pix_fmt(const char *arg)
2668{
90da2b50 2669 if (strcmp(arg, "list")) {
718c7b18 2670 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS		 2671 if (frame_pix_fmt == PIX_FMT_NONE) {
2672 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2673 av_exit(1);
2674 }
2675 } else {
cedac882 2676 show_pix_fmts();
296df4e7 2677 av_exit(0);
c3b95b1d 2678 }
63167088
RS		 2679}
2680
5fe03e38
RS		 2681static void opt_frame_aspect_ratio(const char *arg)
2682{
2683 int x = 0, y = 0;
2684 double ar = 0;
2685 const char *p;
815f98cc 2686 char *end;
115329f1 2687
5fe03e38
RS		 2688 p = strchr(arg, ':');
2689 if (p) {
815f98cc
AJ		 2690 x = strtol(arg, &end, 10);
2691 if (end == p)
2692 y = strtol(end+1, &end, 10);
bb270c08
DB		 2693 if (x > 0 && y > 0)
2694 ar = (double)x / (double)y;
5fe03e38 2695 } else
815f98cc 2696 ar = strtod(arg, NULL);
5fe03e38
RS		 2697
2698 if (!ar) {
2699 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2700 av_exit(1);
5fe03e38
RS		 2701 }
2702 frame_aspect_ratio = ar;
2703}
2704
a5926d85
AJ		 2705static int opt_metadata(const char *opt, const char *arg)
2706{
2707 char *mid= strchr(arg, '=');
2708
2709 if(!mid){
2710 fprintf(stderr, "Missing =\n");
2711 av_exit(1);
2712 }
2713 *mid++= 0;
2714
2715 metadata_count++;
2716 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2717 metadata[metadata_count-1].key = av_strdup(arg);
2718 metadata[metadata_count-1].value= av_strdup(mid);
2719
2720 return 0;
2721}
2722
b29f97d1 2723static void opt_qscale(const char *arg)
85f07f22 2724{
158c7f05 2725 video_qscale = atof(arg);
4e64bead 2726 if (video_qscale <= 0 ||
158c7f05 2727 video_qscale > 255) {
4e64bead 2728 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2729 av_exit(1);
85f07f22
FB		 2730 }
2731}
2732
bb198e19
MN		 2733static void opt_top_field_first(const char *arg)
2734{
2735 top_field_first= atoi(arg);
2736}
2737
d18811bb 2738static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2739{
d18811bb 2740 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2741#if !HAVE_THREADS
d8019eb5
AD		 2742 if (verbose >= 0)
2743 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2744#endif
d18811bb 2745 return 0;
9c3d33d6
MN		 2746}
2747
ce1ee094
PR		 2748static void opt_audio_sample_fmt(const char *arg)
2749{
2750 if (strcmp(arg, "list"))
2751 audio_sample_fmt = avcodec_get_sample_fmt(arg);
2752 else {
2753 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
2754 av_exit(0);
2755 }
2756}
2757
c48da33c 2758static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2759{
c48da33c
SS		 2760 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2761 return 0;
85f07f22
FB		 2762}
2763
c48da33c 2764static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2765{
c48da33c
SS		 2766 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2767 return 0;
85f07f22
FB		 2768}
2769
b29f97d1 2770static void opt_video_channel(const char *arg)
a5df11ab
FB		 2771{
2772 video_channel = strtol(arg, NULL, 0);
2773}
2774
e3ee3283
AB		 2775static void opt_video_standard(const char *arg)
2776{
2777 video_standard = av_strdup(arg);
2778}
2779
4a897224 2780static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2781 int codec_type, const char *arg)
85f07f22 2782{
4a897224 2783 av_freep(pcodec_name);
1629626f 2784 if (!strcmp(arg, "copy")) {
cf7fc795 2785 *pstream_copy = 1;
85f07f22 2786 } else {
4a897224 2787 *pcodec_name = av_strdup(arg);
85f07f22
FB		 2788 }
2789}
2790
cf7fc795
FB		 2791static void opt_audio_codec(const char *arg)
2792{
72415b2a 2793 opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB		 2794}
2795
b2a2197e
MN		 2796static void opt_audio_tag(const char *arg)
2797{
2798 char *tail;
2799 audio_codec_tag= strtol(arg, &tail, 0);
2800
2801 if(!tail || *tail)
2802 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2803}
2804
2805static void opt_video_tag(const char *arg)
2806{
2807 char *tail;
2808 video_codec_tag= strtol(arg, &tail, 0);
2809
2810 if(!tail || *tail)
2811 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2812}
2813
b29f97d1 2814static void opt_video_codec(const char *arg)
85f07f22 2815{
72415b2a 2816 opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2817}
85f07f22 2818
cf7fc795
FB		 2819static void opt_subtitle_codec(const char *arg)
2820{
72415b2a 2821 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB		 2822}
2823
27ad7d3a
BC		 2824static void opt_subtitle_tag(const char *arg)
2825{
2826 char *tail;
2827 subtitle_codec_tag= strtol(arg, &tail, 0);
2828
2829 if(!tail || *tail)
2830 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2831}
2832
b29f97d1 2833static void opt_map(const char *arg)
85f07f22
FB		 2834{
2835 AVStreamMap *m;
815f98cc 2836 char *p;
85f07f22 2837
85f07f22
FB		 2838 m = &stream_maps[nb_stream_maps++];
2839
815f98cc 2840 m->file_index = strtol(arg, &p, 0);
85f07f22
FB		 2841 if (*p)
2842 p++;
a5dc85ef 2843
815f98cc 2844 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2845 if (*p) {
2846 p++;
815f98cc 2847 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG		 2848 if (*p)
2849 p++;
815f98cc 2850 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG		 2851 } else {
2852 m->sync_file_index = m->file_index;
2853 m->sync_stream_index = m->stream_index;
2854 }
85f07f22
FB		 2855}
2856
0a38bafd
PB		 2857static void opt_map_meta_data(const char *arg)
2858{
2859 AVMetaDataMap *m;
815f98cc 2860 char *p;
115329f1 2861
0a38bafd
PB		 2862 m = &meta_data_maps[nb_meta_data_maps++];
2863
815f98cc 2864 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB		 2865 if (*p)
2866 p++;
2867
815f98cc 2868 m->in_file = strtol(p, &p, 0);
0a38bafd
PB		 2869}
2870
8833f375
MN		 2871static void opt_input_ts_scale(const char *arg)
2872{
2873 unsigned int stream;
2874 double scale;
2875 char *p;
2876
2877 stream = strtol(arg, &p, 0);
2878 if (*p)
2879 p++;
2880 scale= strtod(p, &p);
2881
2882 if(stream >= MAX_STREAMS)
2883 av_exit(1);
2884
2885 input_files_ts_scale[nb_input_files][stream]= scale;
2886}
2887
b19221c8 2888static int opt_recording_time(const char *opt, const char *arg)
85f07f22 2889{
b19221c8
SS		 2890 recording_time = parse_time_or_die(opt, arg, 1);
2891 return 0;
85f07f22
FB		 2892}
2893
b19221c8 2894static int opt_start_time(const char *opt, const char *arg)
8831db5c 2895{
b19221c8
SS		 2896 start_time = parse_time_or_die(opt, arg, 1);
2897 return 0;
8831db5c
MN		 2898}
2899
b19221c8 2900static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 2901{
b19221c8
SS		 2902 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
2903 return 0;
4568325a
RS		 2904}
2905
b19221c8 2906static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 2907{
b19221c8
SS		 2908 input_ts_offset = parse_time_or_die(opt, arg, 1);
2909 return 0;
a6a92a9a
WG		 2910}
2911
4a897224
NG		 2912static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2913{
f73008d8 2914 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG		 2915 AVCodec *codec;
2916
2917 if(!name)
2918 return CODEC_ID_NONE;
2919 codec = encoder ?
2920 avcodec_find_encoder_by_name(name) :
2921 avcodec_find_decoder_by_name(name);
2922 if(!codec) {
49a06a4d 2923 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 2924 av_exit(1);
4a897224
NG		 2925 }
2926 if(codec->type != type) {
49a06a4d 2927 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 2928 av_exit(1);
4a897224
NG		 2929 }
2930 return codec->id;
2931}
2932
b29f97d1 2933static void opt_input_file(const char *filename)
85f07f22
FB		 2934{
2935 AVFormatContext *ic;
2936 AVFormatParameters params, *ap = &params;
a5abfd8f 2937 AVInputFormat *file_iformat = NULL;
14bea432 2938 int err, i, ret, rfps, rfps_base;
bd1b79a1 2939 int64_t timestamp;
85f07f22 2940
a5abfd8f 2941 if (last_asked_format) {
8c8bf9ec
SS		 2942 if (!(file_iformat = av_find_input_format(last_asked_format))) {
2943 fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
2944 av_exit(1);
2945 }
a5abfd8f
EB		 2946 last_asked_format = NULL;
2947 }
2948
b242baa4
FB		 2949 if (!strcmp(filename, "-"))
2950 filename = "pipe:";
2951
115329f1 2952 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 2953 !strcmp(filename, "/dev/stdin");
d9a916e2 2954
85f07f22 2955 /* get default parameters from command line */
8e2fd8e1 2956 ic = avformat_alloc_context();
7ef61879
RP		 2957 if (!ic) {
2958 print_error(filename, AVERROR(ENOMEM));
2959 av_exit(1);
2960 }
4eb72c6b 2961
79fdaa4c 2962 memset(ap, 0, sizeof(*ap));
4eb72c6b 2963 ap->prealloced_context = 1;
79fdaa4c
FB		 2964 ap->sample_rate = audio_sample_rate;
2965 ap->channels = audio_channels;
b33ece16
SS		 2966 ap->time_base.den = frame_rate.num;
2967 ap->time_base.num = frame_rate.den;
1ff93ffc
TK		 2968 ap->width = frame_width + frame_padleft + frame_padright;
2969 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2970 ap->pix_fmt = frame_pix_fmt;
a79db0f7 2971 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS		 2972 ap->channel = video_channel;
2973 ap->standard = video_standard;
79fdaa4c 2974
3022cd10 2975 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469 2976
72415b2a
SS		 2977 ic->video_codec_id = find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0);
2978 ic->audio_codec_id = find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0);
2979 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0);
1ad1eaad 2980 ic->flags |= AVFMT_FLAG_NONBLOCK;
62600469 2981
ecc544de
JM		 2982 if(pgmyuv_compatibility_hack)
2983 ic->video_codec_id= CODEC_ID_PGMYUV;
2984
79fdaa4c
FB		 2985 /* open the input file with generic libav function */
2986 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2987 if (err < 0) {
79fdaa4c 2988 print_error(filename, err);
296df4e7 2989 av_exit(1);
85f07f22 2990 }
50e143c4 2991 if(opt_programid) {
6d3d3b83
MN		 2992 int i, j;
2993 int found=0;
2994 for(i=0; i<ic->nb_streams; i++){
2995 ic->streams[i]->discard= AVDISCARD_ALL;
2996 }
2997 for(i=0; i<ic->nb_programs; i++){
2998 AVProgram *p= ic->programs[i];
2999 if(p->id != opt_programid){
3000 p->discard = AVDISCARD_ALL;
3001 }else{
3002 found=1;
3003 for(j=0; j<p->nb_stream_indexes; j++){
18590be6 3004 ic->streams[p->stream_index[j]]->discard= AVDISCARD_DEFAULT;
6d3d3b83
MN		 3005 }
3006 }
3007 }
3008 if(!found){
3009 fprintf(stderr, "Specified program id not found\n");
3010 av_exit(1);
3011 }
3012 opt_programid=0;
50e143c4 3013 }
30bc6613 3014
5894e1bb
VP		 3015 ic->loop_input = loop_input;
3016
79fdaa4c
FB		 3017 /* If not enough info to get the stream parameters, we decode the
3018 first frames to get it. (used in mpeg case for example) */
3019 ret = av_find_stream_info(ic);
d8019eb5 3020 if (ret < 0 && verbose >= 0) {
85f07f22 3021 fprintf(stderr, "%s: could not find codec parameters\n", filename);
296df4e7 3022 av_exit(1);
85f07f22
FB		 3023 }
3024
bd1b79a1
MN		 3025 timestamp = start_time;
3026 /* add the stream start time */
3027 if (ic->start_time != AV_NOPTS_VALUE)
3028 timestamp += ic->start_time;
3029
254abc2e
FB		 3030 /* if seeking requested, we execute it */
3031 if (start_time != 0) {
3ba1438d 3032 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 3033 if (ret < 0) {
115329f1 3034 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB		 3035 filename, (double)timestamp / AV_TIME_BASE);
3036 }
3037 /* reset seek info */
3038 start_time = 0;
3039 }
3040
85f07f22
FB		 3041 /* update the current parameters so that they match the one of the input stream */
3042 for(i=0;i<ic->nb_streams;i++) {
22b16e6a
MN		 3043 AVStream *st = ic->streams[i];
3044 AVCodecContext *enc = st->codec;
40ccc754 3045 avcodec_thread_init(enc, thread_count);
85f07f22 3046 switch(enc->codec_type) {
72415b2a
SS		 3047 case AVMEDIA_TYPE_AUDIO:
3048 set_context_opts(enc, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
e0d2714a 3049 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
13367a46 3050 channel_layout = enc->channel_layout;
85f07f22
FB		 3051 audio_channels = enc->channels;
3052 audio_sample_rate = enc->sample_rate;
a79db0f7 3053 audio_sample_fmt = enc->sample_fmt;
6488cf9b 3054 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(audio_codec_name);
b4aea108 3055 if(audio_disable)
22b16e6a 3056 st->discard= AVDISCARD_ALL;
85f07f22 3057 break;
72415b2a
SS		 3058 case AVMEDIA_TYPE_VIDEO:
3059 set_context_opts(enc, avcodec_opts[AVMEDIA_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
85f07f22
FB		 3060 frame_height = enc->height;
3061 frame_width = enc->width;
c30a4489
AJ		 3062 if(ic->streams[i]->sample_aspect_ratio.num)
3063 frame_aspect_ratio=av_q2d(ic->streams[i]->sample_aspect_ratio);
3064 else
3065 frame_aspect_ratio=av_q2d(enc->sample_aspect_ratio);
3066 frame_aspect_ratio *= (float) enc->width / enc->height;
bb270c08 3067 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN		 3068 rfps = ic->streams[i]->r_frame_rate.num;
3069 rfps_base = ic->streams[i]->r_frame_rate.den;
33946533
JM		 3070 if(enc->lowres) {
3071 enc->flags |= CODEC_FLAG_EMU_EDGE;
3072 frame_height >>= enc->lowres;
3073 frame_width >>= enc->lowres;
3074 }
f4f3223f
MN		 3075 if(me_threshold)
3076 enc->debug |= FF_DEBUG_MV;
d7425f59 3077
f32f7d8b 3078 if (enc->time_base.den != rfps*enc->ticks_per_frame || enc->time_base.num != rfps_base) {
d8019eb5
AD		 3079
3080 if (verbose >= 0)
386c88de 3081 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 3082 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 3083
15bc38e5 3084 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 3085 }
bf5af568 3086 /* update the current frame rate to match the stream frame rate */
b33ece16
SS		 3087 frame_rate.num = rfps;
3088 frame_rate.den = rfps_base;
bdfcbbed 3089
6488cf9b 3090 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(video_codec_name);
b4aea108 3091 if(video_disable)
22b16e6a 3092 st->discard= AVDISCARD_ALL;
f3356e9c 3093 else if(video_discard)
22b16e6a 3094 st->discard= video_discard;
85f07f22 3095 break;
72415b2a 3096 case AVMEDIA_TYPE_DATA:
254abc2e 3097 break;
72415b2a 3098 case AVMEDIA_TYPE_SUBTITLE:
6488cf9b 3099 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(subtitle_codec_name);
11bf3847 3100 if(subtitle_disable)
22b16e6a 3101 st->discard = AVDISCARD_ALL;
cf7fc795 3102 break;
72415b2a
SS		 3103 case AVMEDIA_TYPE_ATTACHMENT:
3104 case AVMEDIA_TYPE_UNKNOWN:
6488cf9b 3105 nb_icodecs++;
ae38261e 3106 break;
51bd4565 3107 default:
0f4e8165 3108 abort();
85f07f22
FB		 3109 }
3110 }
115329f1 3111
85f07f22 3112 input_files[nb_input_files] = ic;
bd1b79a1 3113 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 3114 /* dump the file content */
d8019eb5
AD		 3115 if (verbose >= 0)
3116 dump_format(ic, nb_input_files, filename, 0);
3117
85f07f22 3118 nb_input_files++;
bdfcbbed 3119
2639c651 3120 video_channel = 0;
115329f1 3121
a06a18c5
BC		 3122 av_freep(&video_codec_name);
3123 av_freep(&audio_codec_name);
3124 av_freep(&subtitle_codec_name);
85f07f22
FB		 3125}
3126
11bf3847
AJ		 3127static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
3128 int *has_subtitle_ptr)
919f448d 3129{
11bf3847 3130 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB		 3131 AVFormatContext *ic;
3132
3133 has_video = 0;
3134 has_audio = 0;
11bf3847 3135 has_subtitle = 0;
919f448d
FB		 3136 for(j=0;j<nb_input_files;j++) {
3137 ic = input_files[j];
3138 for(i=0;i<ic->nb_streams;i++) {
01f4895c 3139 AVCodecContext *enc = ic->streams[i]->codec;
919f448d 3140 switch(enc->codec_type) {
72415b2a 3141 case AVMEDIA_TYPE_AUDIO:
919f448d
FB		 3142 has_audio = 1;
3143 break;
72415b2a 3144 case AVMEDIA_TYPE_VIDEO:
919f448d
FB		 3145 has_video = 1;
3146 break;
72415b2a 3147 case AVMEDIA_TYPE_SUBTITLE:
11bf3847
AJ		 3148 has_subtitle = 1;
3149 break;
72415b2a
SS		 3150 case AVMEDIA_TYPE_DATA:
3151 case AVMEDIA_TYPE_ATTACHMENT:
3152 case AVMEDIA_TYPE_UNKNOWN:
6fb316d5 3153 break;
51bd4565 3154 default:
0f4e8165 3155 abort();
919f448d
FB		 3156 }
3157 }
3158 }
3159 *has_video_ptr = has_video;
3160 *has_audio_ptr = has_audio;
11bf3847 3161 *has_subtitle_ptr = has_subtitle;
919f448d
FB		 3162}
3163
cf7fc795 3164static void new_video_stream(AVFormatContext *oc)
85f07f22
FB		 3165{
3166 AVStream *st;
cf7fc795 3167 AVCodecContext *video_enc;
340e2303 3168 enum CodecID codec_id;