remove useless duplication of what av_new_stream() already does
[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"
245976da
DB
39#include "libavutil/fifo.h"
40#include "libavutil/avstring.h"
41#include "libavformat/os_support.h"
daf8e955 42
b250f9c6 43#if HAVE_SYS_RESOURCE_H
0a1b29de 44#include <sys/types.h>
b091aa44 45#include <sys/resource.h>
b250f9c6 46#elif HAVE_GETPROCESSTIMES
7495c306
RP
47#include <windows.h>
48#endif
49
b250f9c6 50#if HAVE_SYS_SELECT_H
fb1d2d7b
BC
51#include <sys/select.h>
52#endif
53
b250f9c6 54#if HAVE_TERMIOS_H
85f07f22
FB
55#include <fcntl.h>
56#include <sys/ioctl.h>
85f07f22 57#include <sys/time.h>
85f07f22 58#include <termios.h>
b250f9c6 59#elif HAVE_CONIO_H
4b54c6d0 60#include <conio.h>
bdc4796f 61#endif
64c020a8 62#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 63#include <time.h>
85f07f22 64
01310af2
FB
65#include "cmdutils.h"
66
2b18dcd0
MN
67#undef NDEBUG
68#include <assert.h>
69
c367d067
MN
70#undef exit
71
64555bd9 72const char program_name[] = "FFmpeg";
ea9c581f 73const int program_birth_year = 2000;
86074ed1 74
85f07f22
FB
75/* select an input stream for an output stream */
76typedef struct AVStreamMap {
77 int file_index;
78 int stream_index;
b4a3389e
WG
79 int sync_file_index;
80 int sync_stream_index;
85f07f22
FB
81} AVStreamMap;
82
0a38bafd
PB
83/** select an input file for an output file */
84typedef struct AVMetaDataMap {
85 int out_file;
86 int in_file;
87} AVMetaDataMap;
88
580a6c57 89static const OptionDef options[];
85f07f22 90
85f07f22
FB
91#define MAX_FILES 20
92
93static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 94static int64_t input_files_ts_offset[MAX_FILES];
8833f375 95static double input_files_ts_scale[MAX_FILES][MAX_STREAMS];
6488cf9b 96static AVCodec *input_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 97static int nb_input_files = 0;
6488cf9b 98static int nb_icodecs;
85f07f22
FB
99
100static AVFormatContext *output_files[MAX_FILES];
6488cf9b 101static AVCodec *output_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 102static int nb_output_files = 0;
6488cf9b 103static int nb_ocodecs;
85f07f22 104
f44fd374 105static AVStreamMap stream_maps[MAX_FILES*MAX_STREAMS];
85f07f22
FB
106static int nb_stream_maps;
107
0a38bafd
PB
108static AVMetaDataMap meta_data_maps[MAX_FILES];
109static int nb_meta_data_maps;
110
79fdaa4c
FB
111static AVInputFormat *file_iformat;
112static AVOutputFormat *file_oformat;
55cf1959
MN
113static int frame_width = 0;
114static int frame_height = 0;
880e8ba7 115static float frame_aspect_ratio = 0;
644a9262 116static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
ce1ee094 117static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
1ff93ffc
TK
118static int frame_padtop = 0;
119static int frame_padbottom = 0;
120static int frame_padleft = 0;
121static int frame_padright = 0;
122static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN
123static int frame_topBand = 0;
124static int frame_bottomBand = 0;
125static int frame_leftBand = 0;
126static int frame_rightBand = 0;
cf7fc795 127static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 128static AVRational frame_rate;
158c7f05 129static float video_qscale = 0;
84f608f4
VM
130static uint16_t *intra_matrix = NULL;
131static uint16_t *inter_matrix = NULL;
ac2830ec 132#if 0 //experimental, (can be removed)
3aa102be
MN
133static float video_rc_qsquish=1.0;
134static float video_rc_qmod_amp=0;
135static int video_rc_qmod_freq=0;
ac2830ec 136#endif
464a631c 137static const char *video_rc_override_string=NULL;
85f07f22 138static int video_disable = 0;
f3356e9c 139static int video_discard = 0;
4a897224 140static char *video_codec_name = NULL;
b2a2197e 141static int video_codec_tag = 0;
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
748c2fca
MN
225static AVBitStreamFilterContext *video_bitstream_filters=NULL;
226static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 227static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 228static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 229
ad16627f 230#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 231
b4a3389e
WG
232struct AVInputStream;
233
85f07f22
FB
234typedef struct AVOutputStream {
235 int file_index; /* file index */
236 int index; /* stream index in the output file */
237 int source_index; /* AVInputStream index */
238 AVStream *st; /* stream in the output file */
ec5517d5
FB
239 int encoding_needed; /* true if encoding needed for this stream */
240 int frame_number;
241 /* input pts and corresponding output pts
242 for A/V sync */
b4a3389e
WG
243 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
244 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 245 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 246 /* video only */
07d0cdfc 247 int video_resample;
a4d36c11 248 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
249 struct SwsContext *img_resample_ctx; /* for image resampling */
250 int resample_height;
34b10a57 251
07d0cdfc 252 int video_crop;
34b10a57
D
253 int topBand; /* cropping area sizes */
254 int leftBand;
115329f1 255
07d0cdfc 256 int video_pad;
1ff93ffc
TK
257 int padtop; /* padding area sizes */
258 int padbottom;
259 int padleft;
260 int padright;
115329f1 261
85f07f22
FB
262 /* audio only */
263 int audio_resample;
264 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR
265 int reformat_pair;
266 AVAudioConvert *reformat_ctx;
41dd680d 267 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 268 FILE *logfile;
85f07f22
FB
269} AVOutputStream;
270
271typedef struct AVInputStream {
272 int file_index;
273 int index;
274 AVStream *st;
275 int discard; /* true if stream data should be discarded */
276 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 277 int64_t sample_index; /* current sample */
bdfcbbed
MK
278
279 int64_t start; /* time when read started */
254abc2e
FB
280 int64_t next_pts; /* synthetic pts for cases where pkt.pts
281 is not defined */
e7d0374f 282 int64_t pts; /* current pts */
ff4905a5 283 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB
284} AVInputStream;
285
286typedef struct AVInputFile {
287 int eof_reached; /* true if eof reached */
288 int ist_index; /* index of first stream in ist_table */
289 int buffer_size; /* current total buffer size */
79fdaa4c 290 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
291} AVInputFile;
292
b250f9c6 293#if HAVE_TERMIOS_H
bdc4796f 294
85f07f22
FB
295/* init terminal so that we can grab keys */
296static struct termios oldtty;
d86b83f8 297#endif
85f07f22
FB
298
299static void term_exit(void)
300{
b250f9c6 301#if HAVE_TERMIOS_H
85f07f22 302 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 303#endif
85f07f22
FB
304}
305
9680a722
RP
306static volatile sig_atomic_t received_sigterm = 0;
307
308static void
309sigterm_handler(int sig)
310{
311 received_sigterm = sig;
312 term_exit();
313}
314
85f07f22
FB
315static void term_init(void)
316{
b250f9c6 317#if HAVE_TERMIOS_H
85f07f22
FB
318 struct termios tty;
319
320 tcgetattr (0, &tty);
321 oldtty = tty;
322
323 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
324 |INLCR|IGNCR|ICRNL|IXON);
325 tty.c_oflag |= OPOST;
326 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
327 tty.c_cflag &= ~(CSIZE|PARENB);
328 tty.c_cflag |= CS8;
329 tty.c_cc[VMIN] = 1;
330 tty.c_cc[VTIME] = 0;
115329f1 331
85f07f22 332 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
333 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
334#endif
85f07f22 335
9680a722 336 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722
RP
337 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
338 /*
339 register a function to be called at normal program termination
340 */
85f07f22 341 atexit(term_exit);
b250f9c6 342#if CONFIG_BEOS_NETSERVER
9ddd71fc
FR
343 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
344#endif
85f07f22
FB
345}
346
347/* read a key without blocking */
348static int read_key(void)
349{
b250f9c6 350#if HAVE_TERMIOS_H
9ddd71fc 351 int n = 1;
85f07f22 352 unsigned char ch;
b250f9c6 353#if !CONFIG_BEOS_NETSERVER
9ddd71fc 354 struct timeval tv;
85f07f22
FB
355 fd_set rfds;
356
357 FD_ZERO(&rfds);
358 FD_SET(0, &rfds);
359 tv.tv_sec = 0;
360 tv.tv_usec = 0;
361 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 362#endif
85f07f22 363 if (n > 0) {
cb09b2ed
PG
364 n = read(0, &ch, 1);
365 if (n == 1)
85f07f22 366 return ch;
cb09b2ed
PG
367
368 return n;
85f07f22 369 }
b250f9c6 370#elif HAVE_CONIO_H
4b54c6d0
RP
371 if(kbhit())
372 return(getch());
d86b83f8 373#endif
85f07f22
FB
374 return -1;
375}
376
b51469a0
LS
377static int decode_interrupt_cb(void)
378{
379 return q_pressed || (q_pressed = read_key() == 'q');
380}
381
296df4e7 382static int av_exit(int ret)
e5295c0d
RP
383{
384 int i;
385
386 /* close files */
387 for(i=0;i<nb_output_files;i++) {
388 /* maybe av_close_output_file ??? */
389 AVFormatContext *s = output_files[i];
390 int j;
8767060c 391 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP
392 url_fclose(s->pb);
393 for(j=0;j<s->nb_streams;j++) {
094d9df7 394 av_metadata_free(&s->streams[j]->metadata);
e5295c0d
RP
395 av_free(s->streams[j]->codec);
396 av_free(s->streams[j]);
397 }
094d9df7
AJ
398 for(j=0;j<s->nb_programs;j++) {
399 av_metadata_free(&s->programs[j]->metadata);
400 }
401 for(j=0;j<s->nb_chapters;j++) {
402 av_metadata_free(&s->chapters[j]->metadata);
403 }
404 av_metadata_free(&s->metadata);
e5295c0d
RP
405 av_free(s);
406 }
407 for(i=0;i<nb_input_files;i++)
408 av_close_input_file(input_files[i]);
409
e5295c0d
RP
410 av_free(intra_matrix);
411 av_free(inter_matrix);
412
413 if (vstats_file)
414 fclose(vstats_file);
415 av_free(vstats_filename);
416
417 av_free(opt_names);
418
419 av_free(video_codec_name);
420 av_free(audio_codec_name);
421 av_free(subtitle_codec_name);
422
423 av_free(video_standard);
424
b250f9c6 425#if CONFIG_POWERPC_PERF
9686df2b 426 void powerpc_display_perf_report(void);
e5295c0d
RP
427 powerpc_display_perf_report();
428#endif /* CONFIG_POWERPC_PERF */
429
430 if (received_sigterm) {
431 fprintf(stderr,
432 "Received signal %d: terminating.\n",
433 (int) received_sigterm);
434 exit (255);
435 }
436
296df4e7
RP
437 exit(ret); /* not all OS-es handle main() return value */
438 return ret;
e5295c0d
RP
439}
440
b29f97d1 441static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 442{
79fdaa4c 443 int i, err;
85f07f22 444 AVFormatContext *ic;
3438d82d 445 int nopts = 0;
85f07f22 446
79fdaa4c
FB
447 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
448 if (err < 0)
449 return err;
85f07f22
FB
450 /* copy stream format */
451 s->nb_streams = ic->nb_streams;
452 for(i=0;i<ic->nb_streams;i++) {
453 AVStream *st;
1e491e29 454
f37f8d4c 455 // FIXME: a more elegant solution is needed
e1031171 456 st = av_mallocz(sizeof(AVStream));
85f07f22 457 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c
AB
458 st->codec = avcodec_alloc_context();
459 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22 460 s->streams[i] = st;
837d248d
BC
461
462 if (st->codec->codec_type == CODEC_TYPE_AUDIO && audio_stream_copy)
463 st->stream_copy = 1;
464 else if (st->codec->codec_type == CODEC_TYPE_VIDEO && video_stream_copy)
465 st->stream_copy = 1;
466
dbedf2aa
BC
467 if(!st->codec->thread_count)
468 st->codec->thread_count = 1;
469 if(st->codec->thread_count>1)
470 avcodec_thread_init(st->codec, st->codec->thread_count);
471
3438d82d
BC
472 if(st->codec->flags & CODEC_FLAG_BITEXACT)
473 nopts = 1;
85f07f22
FB
474 }
475
3438d82d
BC
476 if (!nopts)
477 s->timestamp = av_gettime();
478
85f07f22
FB
479 av_close_input_file(ic);
480 return 0;
481}
482
b4a3389e
WG
483static double
484get_sync_ipts(const AVOutputStream *ost)
485{
486 const AVInputStream *ist = ost->sync_ist;
fec401f7 487 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
488}
489
748c2fca 490static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
491 int ret;
492
748c2fca
MN
493 while(bsfc){
494 AVPacket new_pkt= *pkt;
495 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
496 &new_pkt.data, &new_pkt.size,
497 pkt->data, pkt->size,
498 pkt->flags & PKT_FLAG_KEY);
7055cdac 499 if(a>0){
748c2fca
MN
500 av_free_packet(pkt);
501 new_pkt.destruct= av_destruct_packet;
7055cdac 502 } else if(a<0){
1f8e32cd
DB
503 fprintf(stderr, "%s failed for stream %d, codec %s",
504 bsfc->filter->name, pkt->stream_index,
505 avctx->codec ? avctx->codec->name : "copy");
7055cdac 506 print_error("", a);
f2abc559
BC
507 if (exit_on_error)
508 av_exit(1);
748c2fca
MN
509 }
510 *pkt= new_pkt;
511
512 bsfc= bsfc->next;
513 }
514
0ac07031
MN
515 ret= av_interleaved_write_frame(s, pkt);
516 if(ret < 0){
517 print_error("av_interleaved_write_frame()", ret);
296df4e7 518 av_exit(1);
0ac07031 519 }
748c2fca
MN
520}
521
817b23ff 522#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 523
115329f1
DB
524static void do_audio_out(AVFormatContext *s,
525 AVOutputStream *ost,
85f07f22
FB
526 AVInputStream *ist,
527 unsigned char *buf, int size)
528{
0c1a9eda 529 uint8_t *buftmp;
d66c7abc
SC
530 static uint8_t *audio_buf = NULL;
531 static uint8_t *audio_out = NULL;
a79db0f7 532 static uint8_t *audio_out2 = NULL;
558eae03 533 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 534
85f07f22 535 int size_out, frame_bytes, ret;
01f4895c 536 AVCodecContext *enc= ost->st->codec;
2886f311 537 AVCodecContext *dec= ist->st->codec;
287ba997
PR
538 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
539 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
85f07f22 540
d66c7abc
SC
541 /* SC: dynamic allocation of buffers */
542 if (!audio_buf)
543 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
544 if (!audio_out)
558eae03 545 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
546 if (!audio_buf || !audio_out)
547 return; /* Should signal an error ! */
548
2886f311
549 if (enc->channels != dec->channels)
550 ost->audio_resample = 1;
551
552 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC
553 if (dec->sample_fmt != SAMPLE_FMT_S16)
554 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
555 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
556 enc->sample_rate, dec->sample_rate,
557 enc->sample_fmt, dec->sample_fmt,
558 16, 10, 0, 0.8);
2886f311
559 if (!ost->resample) {
560 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
561 dec->channels, dec->sample_rate,
562 enc->channels, enc->sample_rate);
296df4e7 563 av_exit(1);
2886f311
564 }
565 }
566
a79db0f7 567#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 568 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7
PR
569 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
570 if (!audio_out2)
571 audio_out2 = av_malloc(audio_out_size);
572 if (!audio_out2)
573 av_exit(1);
574 if (ost->reformat_ctx)
575 av_audio_convert_free(ost->reformat_ctx);
576 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
577 dec->sample_fmt, 1, NULL, 0);
578 if (!ost->reformat_ctx) {
579 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
580 avcodec_get_sample_fmt_name(dec->sample_fmt),
581 avcodec_get_sample_fmt_name(enc->sample_fmt));
582 av_exit(1);
583 }
584 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
585 }
586
986ebcdb 587 if(audio_sync_method){
115329f1 588 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 589 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN
590 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
591 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 592
986ebcdb
MN
593 //FIXME resample delay
594 if(fabs(delta) > 50){
d4d226a8 595 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 596 if(byte_delta < 0){
f41dd5aa 597 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
598 size += byte_delta;
599 buf -= byte_delta;
600 if(verbose > 2)
601 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
602 if(!size)
603 return;
604 ist->is_start=0;
605 }else{
606 static uint8_t *input_tmp= NULL;
607 input_tmp= av_realloc(input_tmp, byte_delta + size);
608
609 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
610 ist->is_start=0;
611 else
612 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
613
614 memset(input_tmp, 0, byte_delta);
615 memcpy(input_tmp + byte_delta, buf, size);
616 buf= input_tmp;
617 size += byte_delta;
618 if(verbose > 2)
619 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
620 }
621 }else if(audio_sync_method>1){
f66e4f5f 622 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN
623 assert(ost->audio_resample);
624 if(verbose > 2)
625 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 626// 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
627 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
628 }
115329f1 629 }
986ebcdb 630 }else
b4a3389e 631 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 632 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
633
634 if (ost->audio_resample) {
635 buftmp = audio_buf;
115329f1 636 size_out = audio_resample(ost->resample,
85f07f22 637 (short *)buftmp, (short *)buf,
287ba997
PR
638 size / (ist->st->codec->channels * isize));
639 size_out = size_out * enc->channels * osize;
85f07f22
FB
640 } else {
641 buftmp = buf;
642 size_out = size;
643 }
644
d1e3c6fd 645 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7
PR
646 const void *ibuf[6]= {buftmp};
647 void *obuf[6]= {audio_out2};
287ba997
PR
648 int istride[6]= {isize};
649 int ostride[6]= {osize};
a79db0f7
PR
650 int len= size_out/istride[0];
651 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
652 printf("av_audio_convert() failed\n");
f2abc559
BC
653 if (exit_on_error)
654 av_exit(1);
a79db0f7
PR
655 return;
656 }
657 buftmp = audio_out2;
287ba997 658 size_out = len*osize;
a79db0f7
PR
659 }
660
85f07f22 661 /* now encode as many frames as possible */
a0663ba4 662 if (enc->frame_size > 1) {
85f07f22 663 /* output resampled raw samples */
41dd680d 664 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS
665 fprintf(stderr, "av_fifo_realloc2() failed\n");
666 av_exit(1);
667 }
41dd680d 668 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 669
287ba997 670 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 671
41dd680d 672 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN
673 AVPacket pkt;
674 av_init_packet(&pkt);
675
3898eed8 676 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 677
5bc440e7
MN
678 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
679
115329f1 680 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 681 (short *)audio_buf);
528271ff
MN
682 if (ret < 0) {
683 fprintf(stderr, "Audio encoding failed\n");
684 av_exit(1);
685 }
1008ceb3 686 audio_size += ret;
e928649b
MN
687 pkt.stream_index= ost->index;
688 pkt.data= audio_out;
689 pkt.size= ret;
e7902f20 690 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 691 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 692 pkt.flags |= PKT_FLAG_KEY;
748c2fca 693 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 694
986ebcdb 695 ost->sync_opts += enc->frame_size;
85f07f22
FB
696 }
697 } else {
e928649b 698 AVPacket pkt;
287ba997 699 int coded_bps = av_get_bits_per_sample(enc->codec->id)/8;
e928649b 700 av_init_packet(&pkt);
986ebcdb 701
287ba997 702 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 703
a0663ba4 704 /* output a pcm frame */
287ba997
PR
705 /* determine the size of the coded buffer */
706 size_out /= osize;
707 if (coded_bps)
708 size_out *= coded_bps;
709
5bc440e7 710 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 711 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 712 (short *)buftmp);
528271ff
MN
713 if (ret < 0) {
714 fprintf(stderr, "Audio encoding failed\n");
715 av_exit(1);
716 }
1008ceb3 717 audio_size += ret;
e928649b
MN
718 pkt.stream_index= ost->index;
719 pkt.data= audio_out;
720 pkt.size= ret;
e7902f20 721 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 722 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 723 pkt.flags |= PKT_FLAG_KEY;
748c2fca 724 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB
725 }
726}
727
10d104e4
PG
728static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
729{
730 AVCodecContext *dec;
731 AVPicture *picture2;
732 AVPicture picture_tmp;
0c1a9eda 733 uint8_t *buf = 0;
10d104e4 734
01f4895c 735 dec = ist->st->codec;
10d104e4
PG
736
737 /* deinterlace : must be done before any resize */
fdf11906 738 if (do_deinterlace) {
10d104e4
PG
739 int size;
740
741 /* create temporary picture */
742 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
743 buf = av_malloc(size);
744 if (!buf)
745 return;
115329f1 746
10d104e4
PG
747 picture2 = &picture_tmp;
748 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
749
dafc3856 750 if (do_deinterlace){
115329f1 751 if(avpicture_deinterlace(picture2, picture,
dafc3856
MN
752 dec->pix_fmt, dec->width, dec->height) < 0) {
753 /* if error, do not deinterlace */
6b682df2 754 fprintf(stderr, "Deinterlacing failed\n");
dafc3856
MN
755 av_free(buf);
756 buf = NULL;
757 picture2 = picture;
758 }
759 } else {
636d6a4a 760 av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
bee0d9e5 761 }
10d104e4
PG
762 } else {
763 picture2 = picture;
764 }
765
10d104e4
PG
766 if (picture != picture2)
767 *picture = *picture2;
768 *bufp = buf;
769}
770
ec5517d5
FB
771/* we begin to correct av delay at this threshold */
772#define AV_DELAY_MAX 0.100
85f07f22 773
115329f1
DB
774static void do_subtitle_out(AVFormatContext *s,
775 AVOutputStream *ost,
cf7fc795
FB
776 AVInputStream *ist,
777 AVSubtitle *sub,
778 int64_t pts)
779{
780 static uint8_t *subtitle_out = NULL;
781 int subtitle_out_max_size = 65536;
782 int subtitle_out_size, nb, i;
783 AVCodecContext *enc;
784 AVPacket pkt;
785
786 if (pts == AV_NOPTS_VALUE) {
787 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC
788 if (exit_on_error)
789 av_exit(1);
cf7fc795
FB
790 return;
791 }
792
01f4895c 793 enc = ost->st->codec;
cf7fc795
FB
794
795 if (!subtitle_out) {
796 subtitle_out = av_malloc(subtitle_out_max_size);
797 }
798
799 /* Note: DVB subtitle need one packet to draw them and one other
800 packet to clear them */
801 /* XXX: signal it in the codec context ? */
802 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
803 nb = 2;
804 else
805 nb = 1;
806
807 for(i = 0; i < nb; i++) {
115329f1 808 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 809 subtitle_out_max_size, sub);
115329f1 810
cf7fc795
FB
811 av_init_packet(&pkt);
812 pkt.stream_index = ost->index;
813 pkt.data = subtitle_out;
814 pkt.size = subtitle_out_size;
fec401f7 815 pkt.pts = av_rescale_q(pts, ist->st->time_base, ost->st->time_base);
cf7fc795
FB
816 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
817 /* XXX: the pts correction is handled here. Maybe handling
818 it in the codec would be better */
819 if (i == 0)
820 pkt.pts += 90 * sub->start_display_time;
821 else
822 pkt.pts += 90 * sub->end_display_time;
823 }
748c2fca 824 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB
825 }
826}
827
8a6cb114 828static int bit_buffer_size= 1024*256;
27537106 829static uint8_t *bit_buffer= NULL;
1ff93ffc 830
115329f1
DB
831static void do_video_out(AVFormatContext *s,
832 AVOutputStream *ost,
85f07f22 833 AVInputStream *ist,
7a0f9d7e 834 AVFrame *in_picture,
986ebcdb 835 int *frame_size)
85f07f22 836{
ec5517d5 837 int nb_frames, i, ret;
07d0cdfc 838 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 839 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 840 AVCodecContext *enc, *dec;
115329f1 841
a4d36c11 842 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 843 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 844
01f4895c
MN
845 enc = ost->st->codec;
846 dec = ist->st->codec;
85f07f22 847
ec5517d5
FB
848 /* by default, we output a single frame */
849 nb_frames = 1;
850
204c0f48
PG
851 *frame_size = 0;
852
8858816d 853 if(video_sync_method>0 || (video_sync_method && av_q2d(enc->time_base) > 0.001)){
10d104e4 854 double vdelta;
b4a3389e 855 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN
856 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
857 if (vdelta < -1.1)
858 nb_frames = 0;
e6fdc2b1
MN
859 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
860 if(vdelta<=-0.6){
861 nb_frames=0;
862 }else if(vdelta>0.6)
880add37 863 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
e6fdc2b1 864 }else if (vdelta > 1.1)
70122f29 865 nb_frames = lrintf(vdelta);
fc6765d7 866//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
867 if (nb_frames == 0){
868 ++nb_frames_drop;
869 if (verbose>2)
870 fprintf(stderr, "*** drop!\n");
8300609b
MN
871 }else if (nb_frames > 1) {
872 nb_frames_dup += nb_frames;
50c3dd32 873 if (verbose>2)
8300609b 874 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
875 }
876 }else
b4a3389e 877 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 878
7ca60994 879 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 880 if (nb_frames <= 0)
85f07f22 881 return;
ce7c56c2 882
07d0cdfc 883 if (ost->video_crop) {
636d6a4a 884 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 885 fprintf(stderr, "error cropping picture\n");
f2abc559
BC
886 if (exit_on_error)
887 av_exit(1);
4e780252 888 return;
07d0cdfc
LA
889 }
890 formatted_picture = &picture_crop_temp;
18a54b04
LA
891 } else {
892 formatted_picture = in_picture;
07d0cdfc
LA
893 }
894
895 final_picture = formatted_picture;
896 padding_src = formatted_picture;
897 resampling_dst = &ost->pict_tmp;
898 if (ost->video_pad) {
899 final_picture = &ost->pict_tmp;
900 if (ost->video_resample) {
636d6a4a 901 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
49a06a4d 902 fprintf(stderr, "error padding picture\n");
f2abc559
BC
903 if (exit_on_error)
904 av_exit(1);
4e780252 905 return;
07d0cdfc
LA
906 }
907 resampling_dst = &picture_pad_temp;
908 }
909 }
910
85f07f22 911 if (ost->video_resample) {
07d0cdfc 912 padding_src = NULL;
34b10a57 913 final_picture = &ost->pict_tmp;
18a54b04
LA
914 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
915 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 916 }
07d0cdfc
LA
917
918 if (ost->video_pad) {
636d6a4a 919 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA
920 enc->height, enc->width, enc->pix_fmt,
921 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 922 }
07d0cdfc 923
85f07f22 924 /* duplicates frame if needed */
ec5517d5 925 for(i=0;i<nb_frames;i++) {
e928649b
MN
926 AVPacket pkt;
927 av_init_packet(&pkt);
928 pkt.stream_index= ost->index;
929
e8750b00
FR
930 if (s->oformat->flags & AVFMT_RAWPICTURE) {
931 /* raw pictures are written as AVPicture structure to
932 avoid any copies. We support temorarily the older
933 method. */
2744ca9a 934 AVFrame* old_frame = enc->coded_frame;
bb270c08 935 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
936 pkt.data= (uint8_t *)final_picture;
937 pkt.size= sizeof(AVPicture);
b4dba580
MN
938 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
939 pkt.flags |= PKT_FLAG_KEY;
e928649b 940
748c2fca 941 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 942 enc->coded_frame = old_frame;
e8750b00 943 } else {
492cd3a9 944 AVFrame big_picture;
a4d36c11
MN
945
946 big_picture= *final_picture;
7a0f9d7e
FB
947 /* better than nothing: use input picture interlaced
948 settings */
949 big_picture.interlaced_frame = in_picture->interlaced_frame;
636f1c4c 950 if(avcodec_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
951 if(top_field_first == -1)
952 big_picture.top_field_first = in_picture->top_field_first;
953 else
2a8edc5d 954 big_picture.top_field_first = top_field_first;
bb198e19 955 }
7a0f9d7e 956
85f07f22
FB
957 /* handles sameq here. This is not correct because it may
958 not be a global option */
959 if (same_quality) {
1e491e29
MN
960 big_picture.quality = ist->st->quality;
961 }else
962 big_picture.quality = ost->st->quality;
f4f3223f
MN
963 if(!me_threshold)
964 big_picture.pict_type = 0;
50c3dd32 965// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
966 big_picture.pts= ost->sync_opts;
967// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 968//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 969 ret = avcodec_encode_video(enc,
8a6cb114 970 bit_buffer, bit_buffer_size,
1e491e29 971 &big_picture);
95af5e1c 972 if (ret < 0) {
4156a436 973 fprintf(stderr, "Video encoding failed\n");
296df4e7 974 av_exit(1);
4156a436 975 }
44429457 976 //enc->frame_number = enc->real_pict_num;
4bbc6260 977 if(ret>0){
27537106 978 pkt.data= bit_buffer;
e928649b 979 pkt.size= ret;
e6b4e4ff 980 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 981 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 982/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
983 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
984 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 985
e6b4e4ff 986 if(enc->coded_frame->key_frame)
e928649b 987 pkt.flags |= PKT_FLAG_KEY;
748c2fca 988 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 989 *frame_size = ret;
44eb047a 990 video_size += ret;
e928649b
MN
991 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
992 // enc->frame_number-1, enc->real_pict_num, ret,
993 // enc->pict_type);
994 /* if two pass, output log */
995 if (ost->logfile && enc->stats_out) {
996 fprintf(ost->logfile, "%s", enc->stats_out);
997 }
5abdb4b1 998 }
85f07f22 999 }
50c3dd32 1000 ost->sync_opts++;
ec5517d5 1001 ost->frame_number++;
85f07f22
FB
1002 }
1003}
1004
140cb663 1005static double psnr(double d){
b29f97d1 1006 return -10.0*log(d)/log(10.0);
140cb663
MN
1007}
1008
115329f1 1009static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1010 int frame_size)
ce7c56c2 1011{
ce7c56c2
J
1012 AVCodecContext *enc;
1013 int frame_number;
ce7c56c2 1014 double ti1, bitrate, avg_bitrate;
115329f1 1015
b60d1379 1016 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
1017 if (!vstats_file) {
1018 vstats_file = fopen(vstats_filename, "w");
1019 if (!vstats_file) {
4bd0c2b1 1020 perror("fopen");
296df4e7 1021 av_exit(1);
4bd0c2b1
BF
1022 }
1023 }
1024
01f4895c 1025 enc = ost->st->codec;
ce7c56c2 1026 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 1027 frame_number = ost->frame_number;
032aa7df 1028 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1029 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1030 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1031
032aa7df 1032 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1033 /* compute pts value */
c0df9d75 1034 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1035 if (ti1 < 0.01)
1036 ti1 = 0.01;
115329f1 1037
c0df9d75 1038 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1039 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1040 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1041 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1042 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1043 }
ec5517d5
FB
1044}
1045
b29f97d1 1046static void print_report(AVFormatContext **output_files,
bb270c08
DB
1047 AVOutputStream **ost_table, int nb_ostreams,
1048 int is_last_report)
ec5517d5
FB
1049{
1050 char buf[1024];
1051 AVOutputStream *ost;
1052 AVFormatContext *oc, *os;
0c1a9eda 1053 int64_t total_size;
ec5517d5
FB
1054 AVCodecContext *enc;
1055 int frame_number, vid, i;
1056 double bitrate, ti1, pts;
0c1a9eda 1057 static int64_t last_time = -1;
0888fd22 1058 static int qp_histogram[52];
115329f1 1059
ec5517d5 1060 if (!is_last_report) {
0c1a9eda 1061 int64_t cur_time;
ec5517d5
FB
1062 /* display the report every 0.5 seconds */
1063 cur_time = av_gettime();
1064 if (last_time == -1) {
1065 last_time = cur_time;
1066 return;
115329f1 1067 }
ec5517d5
FB
1068 if ((cur_time - last_time) < 500000)
1069 return;
1070 last_time = cur_time;
1071 }
1072
ce7c56c2 1073
ec5517d5
FB
1074 oc = output_files[0];
1075
899681cd 1076 total_size = url_fsize(oc->pb);
859d95ba 1077 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1078 total_size= url_ftell(oc->pb);
115329f1 1079
ec5517d5
FB
1080 buf[0] = '\0';
1081 ti1 = 1e10;
1082 vid = 0;
1083 for(i=0;i<nb_ostreams;i++) {
1084 ost = ost_table[i];
1085 os = output_files[ost->file_index];
01f4895c 1086 enc = ost->st->codec;
10d104e4 1087 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1088 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1089 !ost->st->stream_copy ?
99fb79b5 1090 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1091 }
ec5517d5 1092 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW
1093 float t = (av_gettime()-timer_start) / 1000000.0;
1094
ec5517d5 1095 frame_number = ost->frame_number;
7fc98937
LW
1096 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1097 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1098 !ost->st->stream_copy ?
99fb79b5 1099 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1100 if(is_last_report)
0ecca7a4 1101 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1102 if(qp_hist){
0888fd22
MN
1103 int j;
1104 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1105 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN
1106 qp_histogram[qp]++;
1107 for(j=0; j<32; j++)
1108 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1109 }
890972be
MN
1110 if (enc->flags&CODEC_FLAG_PSNR){
1111 int j;
1112 double error, error_sum=0;
1113 double scale, scale_sum=0;
1114 char type[3]= {'Y','U','V'};
0ecca7a4 1115 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1116 for(j=0; j<3; j++){
1117 if(is_last_report){
1118 error= enc->error[j];
1119 scale= enc->width*enc->height*255.0*255.0*frame_number;
1120 }else{
1121 error= enc->coded_frame->error[j];
1122 scale= enc->width*enc->height*255.0*255.0;
1123 }
1124 if(j) scale/=4;
1125 error_sum += error;
1126 scale_sum += scale;
0ecca7a4 1127 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1128 }
0ecca7a4 1129 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1130 }
ec5517d5
FB
1131 vid = 1;
1132 }
1133 /* compute min output value */
43924f01 1134 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1135 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1136 ti1 = pts;
1137 }
1138 if (ti1 < 0.01)
1139 ti1 = 0.01;
115329f1 1140
f068206e
BE
1141 if (verbose || is_last_report) {
1142 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1143
1144 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1145 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1146 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1147
bb270c08
DB
1148 if (verbose > 1)
1149 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1150 nb_frames_dup, nb_frames_drop);
115329f1 1151
d8019eb5
AD
1152 if (verbose >= 0)
1153 fprintf(stderr, "%s \r", buf);
1154
ec5517d5
FB
1155 fflush(stderr);
1156 }
115329f1 1157
1008ceb3
MN
1158 if (is_last_report && verbose >= 0){
1159 int64_t raw= audio_size + video_size + extra_size;
f068206e 1160 fprintf(stderr, "\n");
1008ceb3
MN
1161 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1162 video_size/1024.0,
1163 audio_size/1024.0,
1164 extra_size/1024.0,
1165 100.0*(total_size - raw)/raw
1166 );
1167 }
ce7c56c2
J
1168}
1169
a700a6ae
FB
1170/* pkt = NULL means EOF (needed to flush decoder buffers) */
1171static int output_packet(AVInputStream *ist, int ist_index,
1172 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1173 const AVPacket *pkt)
a700a6ae
FB
1174{
1175 AVFormatContext *os;
1176 AVOutputStream *ost;
1177 uint8_t *ptr;
1178 int len, ret, i;
1179 uint8_t *data_buf;
1180 int data_size, got_picture;
1181 AVFrame picture;
a700a6ae 1182 void *buffer_to_free;
f038fe8b 1183 static unsigned int samples_size= 0;
78953e62 1184 static short *samples= NULL;
cf7fc795
FB
1185 AVSubtitle subtitle, *subtitle_to_free;
1186 int got_subtitle;
115329f1 1187
ed923859
MN
1188 if(ist->next_pts == AV_NOPTS_VALUE)
1189 ist->next_pts= ist->pts;
1190
a700a6ae
FB
1191 if (pkt == NULL) {
1192 /* EOF handling */
1193 ptr = NULL;
1194 len = 0;
1195 goto handle_eof;
1196 }
1197
b1b818fc
MN
1198 if(pkt->dts != AV_NOPTS_VALUE)
1199 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1200
a700a6ae
FB
1201 len = pkt->size;
1202 ptr = pkt->data;
bd6754aa
MN
1203
1204 //while we have more to decode or while the decoder did output something on EOF
1205 while (len > 0 || (!pkt && ist->next_pts != ist->pts)) {
a700a6ae 1206 handle_eof:
b1b818fc 1207 ist->pts= ist->next_pts;
19d5da50 1208
40cb57a2
MN
1209 if(len && len != pkt->size && verbose>0)
1210 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
1211
a700a6ae
FB
1212 /* decode the packet if needed */
1213 data_buf = NULL; /* fail safe */
1214 data_size = 0;
cf7fc795 1215 subtitle_to_free = NULL;
a700a6ae 1216 if (ist->decoding_needed) {
01f4895c 1217 switch(ist->st->codec->codec_type) {
df84ac2e 1218 case CODEC_TYPE_AUDIO:{
81b060fa
LM
1219 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1220 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1221 av_free(samples);
1222 samples= av_malloc(samples_size);
1223 }
5d55e966 1224 data_size= samples_size;
a700a6ae
FB
1225 /* XXX: could avoid copy if PCM 16 bits with same
1226 endianness as CPU */
5d55e966 1227 ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
a700a6ae
FB
1228 ptr, len);
1229 if (ret < 0)
1230 goto fail_decode;
1231 ptr += ret;
1232 len -= ret;
1233 /* Some bug in mpeg audio decoder gives */
1234 /* data_size < 0, it seems they are overflows */
1235 if (data_size <= 0) {
1236 /* no audio frame */
1237 continue;
1238 }
1239 data_buf = (uint8_t *)samples;
115329f1 1240 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1241 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1242 break;}
a700a6ae 1243 case CODEC_TYPE_VIDEO:
01f4895c 1244 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1245 /* XXX: allocate picture correctly */
9740beff
MN
1246 avcodec_get_frame_defaults(&picture);
1247
115329f1 1248 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB
1249 &picture, &got_picture, ptr, len);
1250 ist->st->quality= picture.quality;
115329f1 1251 if (ret < 0)
a700a6ae
FB
1252 goto fail_decode;
1253 if (!got_picture) {
1254 /* no picture yet */
1255 goto discard_packet;
1256 }
01f4895c 1257 if (ist->st->codec->time_base.num != 0) {
3797c74b 1258 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1259 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1260 ist->st->codec->time_base.num * ticks) /
01f4895c 1261 ist->st->codec->time_base.den;
a700a6ae
FB
1262 }
1263 len = 0;
1264 break;
cf7fc795 1265 case CODEC_TYPE_SUBTITLE:
115329f1 1266 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB
1267 &subtitle, &got_subtitle, ptr, len);
1268 if (ret < 0)
a700a6ae 1269 goto fail_decode;
cf7fc795
FB
1270 if (!got_subtitle) {
1271 goto discard_packet;
a700a6ae 1272 }
cf7fc795
FB
1273 subtitle_to_free = &subtitle;
1274 len = 0;
1275 break;
1276 default:
1277 goto fail_decode;
1278 }
1279 } else {
bde0705c
LW
1280 switch(ist->st->codec->codec_type) {
1281 case CODEC_TYPE_AUDIO:
1282 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1283 ist->st->codec->sample_rate;
bde0705c
LW
1284 break;
1285 case CODEC_TYPE_VIDEO:
1286 if (ist->st->codec->time_base.num != 0) {
3797c74b 1287 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1288 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1289 ist->st->codec->time_base.num * ticks) /
bde0705c 1290 ist->st->codec->time_base.den;
2fef0bdf 1291 }
bde0705c 1292 break;
a700a6ae 1293 }
bde0705c
LW
1294 data_buf = ptr;
1295 data_size = len;
1296 ret = len;
1297 len = 0;
1298 }
a700a6ae 1299
bde0705c
LW
1300 buffer_to_free = NULL;
1301 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1302 pre_process_video_frame(ist, (AVPicture *)&picture,
1303 &buffer_to_free);
1304 }
a700a6ae 1305
bde0705c
LW
1306 // preprocess audio (volume)
1307 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1308 if (audio_volume != 256) {
1309 short *volp;
1310 volp = samples;
1311 for(i=0;i<(data_size / sizeof(short));i++) {
1312 int v = ((*volp) * audio_volume + 128) >> 8;
1313 if (v < -32768) v = -32768;
1314 if (v > 32767) v = 32767;
1315 *volp++ = v;
7e987c33
C
1316 }
1317 }
bde0705c 1318 }
7e987c33 1319
bde0705c 1320 /* frame rate emulation */
3a25ca18 1321 if (rate_emu) {
cb103a19 1322 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW
1323 int64_t now = av_gettime() - ist->start;
1324 if (pts > now)
1325 usleep(pts - now);
bde0705c 1326 }
a700a6ae 1327
bde0705c
LW
1328 /* if output time reached then transcode raw format,
1329 encode packets and output them */
1330 if (start_time == 0 || ist->pts >= start_time)
1331 for(i=0;i<nb_ostreams;i++) {
1332 int frame_size;
a700a6ae 1333
bde0705c
LW
1334 ost = ost_table[i];
1335 if (ost->source_index == ist_index) {
1336 os = output_files[ost->file_index];
a700a6ae
FB
1337
1338#if 0
bde0705c
LW
1339 printf("%d: got pts=%0.3f %0.3f\n", i,
1340 (double)pkt->pts / AV_TIME_BASE,
1341 ((double)ist->pts / AV_TIME_BASE) -
1342 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae 1343#endif
bde0705c
LW
1344 /* set the input output pts pairs */
1345 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1346
1347 if (ost->encoding_needed) {
1348 switch(ost->st->codec->codec_type) {
1349 case CODEC_TYPE_AUDIO:
1350 do_audio_out(os, ost, ist, data_buf, data_size);
1351 break;
1352 case CODEC_TYPE_VIDEO:
1353 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1354 if (vstats_filename && frame_size)
bde0705c
LW
1355 do_video_stats(os, ost, frame_size);
1356 break;
1357 case CODEC_TYPE_SUBTITLE:
1358 do_subtitle_out(os, ost, ist, &subtitle,
1359 pkt->pts);
1360 break;
1361 default:
0f4e8165 1362 abort();
bde0705c
LW
1363 }
1364 } else {
1365 AVFrame avframe; //FIXME/XXX remove this
1366 AVPacket opkt;
cdf38a17
MN
1367 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1368
bde0705c
LW
1369 av_init_packet(&opkt);
1370
50e3477f 1371 if ((!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN
1372 continue;
1373
bde0705c
LW
1374 /* no reencoding needed : output the packet directly */
1375 /* force the input stream PTS */
1376
1377 avcodec_get_frame_defaults(&avframe);
1378 ost->st->codec->coded_frame= &avframe;
1379 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1380
1381 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1382 audio_size += data_size;
1383 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1384 video_size += data_size;
1385 ost->sync_opts++;
1386 }
1387
1388 opkt.stream_index= ost->index;
1389 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1390 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW
1391 else
1392 opkt.pts= AV_NOPTS_VALUE;
1393
d2ce2f5e 1394 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1395 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC
1396 else
1397 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1398 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1399
a03d59b7 1400 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1401 opkt.flags= pkt->flags;
1402
1403 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1404 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1405 opkt.destruct= av_destruct_packet;
1406
8b389f15 1407 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW
1408 ost->st->codec->frame_number++;
1409 ost->frame_number++;
1410 av_free_packet(&opkt);
a700a6ae
FB
1411 }
1412 }
bde0705c
LW
1413 }
1414 av_free(buffer_to_free);
1415 /* XXX: allocate the subtitles in the codec ? */
1416 if (subtitle_to_free) {
1417 if (subtitle_to_free->rects != NULL) {
1418 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN
1419 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1420 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1421 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1422 }
bde0705c 1423 av_freep(&subtitle_to_free->rects);
cf7fc795 1424 }
bde0705c
LW
1425 subtitle_to_free->num_rects = 0;
1426 subtitle_to_free = NULL;
a700a6ae 1427 }
bde0705c 1428 }
a700a6ae 1429 discard_packet:
6f824977
MN
1430 if (pkt == NULL) {
1431 /* EOF handling */
115329f1 1432
6f824977
MN
1433 for(i=0;i<nb_ostreams;i++) {
1434 ost = ost_table[i];
1435 if (ost->source_index == ist_index) {
01f4895c 1436 AVCodecContext *enc= ost->st->codec;
6f824977 1437 os = output_files[ost->file_index];
115329f1 1438
01f4895c 1439 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1440 continue;
01f4895c 1441 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1442 continue;
1443
1444 if (ost->encoding_needed) {
1445 for(;;) {
1446 AVPacket pkt;
cef7cc72 1447 int fifo_bytes;
6f824977
MN
1448 av_init_packet(&pkt);
1449 pkt.stream_index= ost->index;
115329f1 1450
01f4895c 1451 switch(ost->st->codec->codec_type) {
115329f1 1452 case CODEC_TYPE_AUDIO:
41dd680d 1453 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR
1454 ret = 0;
1455 /* encode any samples remaining in fifo */
1456 if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1457 int fs_tmp = enc->frame_size;
1458 enc->frame_size = fifo_bytes / (2 * enc->channels);
3898eed8 1459 av_fifo_generic_read(ost->fifo, samples, fifo_bytes, NULL);
cef7cc72 1460 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
cef7cc72 1461 enc->frame_size = fs_tmp;
9e0db7d5
MN
1462 }
1463 if(ret <= 0) {
cef7cc72
JR
1464 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1465 }
528271ff
MN
1466 if (ret < 0) {
1467 fprintf(stderr, "Audio encoding failed\n");
1468 av_exit(1);
1469 }
6f824977
MN
1470 audio_size += ret;
1471 pkt.flags |= PKT_FLAG_KEY;
1472 break;
1473 case CODEC_TYPE_VIDEO:
8a6cb114 1474 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN
1475 if (ret < 0) {
1476 fprintf(stderr, "Video encoding failed\n");
1477 av_exit(1);
1478 }
6f824977
MN
1479 video_size += ret;
1480 if(enc->coded_frame && enc->coded_frame->key_frame)
1481 pkt.flags |= PKT_FLAG_KEY;
1482 if (ost->logfile && enc->stats_out) {
1483 fprintf(ost->logfile, "%s", enc->stats_out);
1484 }
1485 break;
1486 default:
1487 ret=-1;
1488 }
115329f1 1489
6f824977
MN
1490 if(ret<=0)
1491 break;
27537106 1492 pkt.data= bit_buffer;
6f824977 1493 pkt.size= ret;
e7902f20 1494 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1495 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1496 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1497 }
1498 }
1499 }
1500 }
1501 }
115329f1 1502
a700a6ae
FB
1503 return 0;
1504 fail_decode:
1505 return -1;
1506}
1507
6d1ba1ac
LA
1508static void print_sdp(AVFormatContext **avc, int n)
1509{
1510 char sdp[2048];
1511
1512 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1513 printf("SDP:\n%s\n", sdp);
536cd1db 1514 fflush(stdout);
6d1ba1ac 1515}
a700a6ae 1516
50e143c4
NS
1517static int stream_index_from_inputs(AVFormatContext **input_files,
1518 int nb_input_files,
1519 AVInputFile *file_table,
1520 AVInputStream **ist_table,
1521 enum CodecType type,
1522 int programid)
1523{
c1a4cdf9 1524 int p, q, z;
50e143c4
NS
1525 for(z=0; z<nb_input_files; z++) {
1526 AVFormatContext *ic = input_files[z];
1527 for(p=0; p<ic->nb_programs; p++) {
1528 AVProgram *program = ic->programs[p];
1529 if(program->id != programid)
1530 continue;
1531 for(q=0; q<program->nb_stream_indexes; q++) {
1532 int sidx = program->stream_index[q];
1533 int ris = file_table[z].ist_index + sidx;
1534 if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1535 return ris;
1536 }
1537 }
1538 }
1539
1540 return -1;
1541}
1542
85f07f22
FB
1543/*
1544 * The following code is the main loop of the file converter
1545 */
1546static int av_encode(AVFormatContext **output_files,
1547 int nb_output_files,
1548 AVFormatContext **input_files,
1549 int nb_input_files,
1550 AVStreamMap *stream_maps, int nb_stream_maps)
1551{
002c95d7 1552 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1553 AVFormatContext *is, *os;
1554 AVCodecContext *codec, *icodec;
1555 AVOutputStream *ost, **ost_table = NULL;
1556 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1557 AVInputFile *file_table;
002c95d7 1558 char error[1024];
cb09b2ed 1559 int key;
6d1ba1ac 1560 int want_sdp = 1;
545465ec
MN
1561 uint8_t no_packet[MAX_FILES]={0};
1562 int no_packet_count=0;
bdc4796f 1563
90901860 1564 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1565 if (!file_table)
1566 goto fail;
115329f1 1567
85f07f22
FB
1568 /* input stream init */
1569 j = 0;
1570 for(i=0;i<nb_input_files;i++) {
1571 is = input_files[i];
1572 file_table[i].ist_index = j;
79fdaa4c 1573 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1574 j += is->nb_streams;
1575 }
1576 nb_istreams = j;
1577
1578 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1579 if (!ist_table)
bdc4796f 1580 goto fail;
115329f1 1581
85f07f22
FB
1582 for(i=0;i<nb_istreams;i++) {
1583 ist = av_mallocz(sizeof(AVInputStream));
1584 if (!ist)
1585 goto fail;
1586 ist_table[i] = ist;
1587 }
1588 j = 0;
1589 for(i=0;i<nb_input_files;i++) {
1590 is = input_files[i];
1591 for(k=0;k<is->nb_streams;k++) {
1592 ist = ist_table[j++];
1593 ist->st = is->streams[k];
1594 ist->file_index = i;
1595 ist->index = k;
1596 ist->discard = 1; /* the stream is discarded by default
1597 (changed later) */
bdfcbbed 1598
3a25ca18 1599 if (rate_emu) {
bdfcbbed 1600 ist->start = av_gettime();
bdfcbbed 1601 }
85f07f22
FB
1602 }
1603 }
1604
1605 /* output stream init */
1606 nb_ostreams = 0;
1607 for(i=0;i<nb_output_files;i++) {
1608 os = output_files[i];
8a7bde1c 1609 if (!os->nb_streams) {
fc5d0db5
SS
1610 dump_format(output_files[i], i, output_files[i]->filename, 1);
1611 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
296df4e7 1612 av_exit(1);
8a7bde1c 1613 }
85f07f22
FB
1614 nb_ostreams += os->nb_streams;
1615 }
1616 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1617 fprintf(stderr, "Number of stream maps must match number of output streams\n");
296df4e7 1618 av_exit(1);
85f07f22
FB
1619 }
1620
bd073980
BF
1621 /* Sanity check the mapping args -- do the input files & streams exist? */
1622 for(i=0;i<nb_stream_maps;i++) {
1623 int fi = stream_maps[i].file_index;
1624 int si = stream_maps[i].stream_index;
115329f1 1625
bd073980
BF
1626 if (fi < 0 || fi > nb_input_files - 1 ||
1627 si < 0 || si > file_table[fi].nb_streams - 1) {
1628 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
296df4e7 1629 av_exit(1);
bd073980 1630 }
b4a3389e
WG
1631 fi = stream_maps[i].sync_file_index;
1632 si = stream_maps[i].sync_stream_index;
1633 if (fi < 0 || fi > nb_input_files - 1 ||
1634 si < 0 || si > file_table[fi].nb_streams - 1) {
1635 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
296df4e7 1636 av_exit(1);
b4a3389e 1637 }
bd073980 1638 }
115329f1 1639
85f07f22
FB
1640 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1641 if (!ost_table)
1642 goto fail;
1643 for(i=0;i<nb_ostreams;i++) {
1644 ost = av_mallocz(sizeof(AVOutputStream));
1645 if (!ost)
1646 goto fail;
1647 ost_table[i] = ost;
1648 }
115329f1 1649
85f07f22
FB
1650 n = 0;
1651 for(k=0;k<nb_output_files;k++) {
1652 os = output_files[k];
de427ff4 1653 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 1654 int found;
de427ff4 1655 ost = ost_table[n];
85f07f22
FB
1656 ost->file_index = k;
1657 ost->index = i;
1658 ost->st = os->streams[i];
1659 if (nb_stream_maps > 0) {
de427ff4
SS
1660 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
1661 stream_maps[n].stream_index;
115329f1 1662
bd073980 1663 /* Sanity check that the stream types match */
01f4895c 1664 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS
1665 int i= ost->file_index;
1666 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 1667 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 1668 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 1669 ost->file_index, ost->index);
296df4e7 1670 av_exit(1);
bd073980 1671 }
115329f1 1672
85f07f22 1673 } else {
50e143c4
NS
1674 if(opt_programid) {
1675 found = 0;
1676 j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1677 if(j != -1) {
1678 ost->source_index = j;
1679 found = 1;
1680 }
1681 } else {
a15bc651
NS
1682 /* get corresponding input stream index : we select the first one with the right type */
1683 found = 0;
85f07f22
FB
1684 for(j=0;j<nb_istreams;j++) {
1685 ist = ist_table[j];
a15bc651
NS
1686 if (ist->discard &&
1687 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1688 ost->source_index = j;
1689 found = 1;
a15bc651 1690 break;
85f07f22
FB
1691 }
1692 }
a15bc651
NS
1693 }
1694
1695 if (!found) {
1696 if(! opt_programid) {
1697 /* try again and reuse existing stream */
1698 for(j=0;j<nb_istreams;j++) {
1699 ist = ist_table[j];
1700 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1701 ost->source_index = j;
1702 found = 1;
1703 }
1704 }
50e143c4 1705 }
85f07f22 1706 if (!found) {
462cca10
SS
1707 int i= ost->file_index;
1708 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB
1709 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1710 ost->file_index, ost->index);
296df4e7 1711 av_exit(1);
85f07f22
FB
1712 }
1713 }
1714 }
1715 ist = ist_table[ost->source_index];
1716 ist->discard = 0;
b4a3389e 1717 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS
1718 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
1719 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB
1720 }
1721 }
1722
85f07f22
FB
1723 /* for each output stream, we compute the right encoding parameters */
1724 for(i=0;i<nb_ostreams;i++) {
0a789246 1725 AVMetadataTag *lang;
85f07f22 1726 ost = ost_table[i];
365515ac 1727 os = output_files[ost->file_index];
85f07f22
FB
1728 ist = ist_table[ost->source_index];
1729
01f4895c
MN
1730 codec = ost->st->codec;
1731 icodec = ist->st->codec;
85f07f22 1732
0a789246
AJ
1733 if ((lang=av_metadata_get(ist->st->metadata, "language", NULL, 0))
1734 && !av_metadata_get(ost->st->metadata, "language", NULL, 0))
1735 av_metadata_set(&ost->st->metadata, "language", lang->value);
8e0d882b 1736
90c2295b
ES
1737 ost->st->disposition = ist->st->disposition;
1738
1629626f
FB
1739 if (ost->st->stream_copy) {
1740 /* if stream_copy is selected, no need to decode or encode */
1741 codec->codec_id = icodec->codec_id;
1742 codec->codec_type = icodec->codec_type;
365515ac
MN
1743
1744 if(!codec->codec_tag){
1745 if( !os->oformat->codec_tag
1746 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
1747 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1748 codec->codec_tag = icodec->codec_tag;
1749 }
1750
1629626f 1751 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1752 codec->extradata= icodec->extradata;
1753 codec->extradata_size= icodec->extradata_size;
3797c74b 1754 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 1755 codec->time_base = icodec->time_base;
3797c74b
MN
1756 codec->time_base.num *= icodec->ticks_per_frame;
1757 }else
d29de719 1758 codec->time_base = ist->st->time_base;
1629626f
FB
1759 switch(codec->codec_type) {
1760 case CODEC_TYPE_AUDIO:
d08e3e91
RP
1761 if(audio_volume != 256) {
1762 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
1763 av_exit(1);
1764 }
13367a46 1765 codec->channel_layout = icodec->channel_layout;
1629626f
FB
1766 codec->sample_rate = icodec->sample_rate;
1767 codec->channels = icodec->channels;
0a3b0447 1768 codec->frame_size = icodec->frame_size;
c1344911 1769 codec->block_align= icodec->block_align;
4efd6f58
MN
1770 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1771 codec->block_align= 0;
bcbd328e
MN
1772 if(codec->codec_id == CODEC_ID_AC3)
1773 codec->block_align= 0;
1629626f
FB
1774 break;
1775 case CODEC_TYPE_VIDEO:
9df3437f 1776 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
1777 codec->width = icodec->width;
1778 codec->height = icodec->height;
ff8cc24b 1779 codec->has_b_frames = icodec->has_b_frames;
1629626f 1780 break;
cf7fc795 1781 case CODEC_TYPE_SUBTITLE:
d43b26ea
DC
1782 codec->width = icodec->width;
1783 codec->height = icodec->height;
cf7fc795 1784 break;
1629626f 1785 default:
0f4e8165 1786 abort();
1629626f
FB
1787 }
1788 } else {
1789 switch(codec->codec_type) {
1790 case CODEC_TYPE_AUDIO:
41dd680d
MN
1791 ost->fifo= av_fifo_alloc(1024);
1792 if(!ost->fifo)
85f07f22 1793 goto fail;
a79db0f7 1794 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
1795 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1796 icodec->request_channels = codec->channels;
85f07f22
FB
1797 ist->decoding_needed = 1;
1798 ost->encoding_needed = 1;
1629626f
FB
1799 break;
1800 case CODEC_TYPE_VIDEO:
c3f11d19
LA
1801 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1802 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1803 ost->video_resample = ((codec->width != icodec->width -
1804 (frame_leftBand + frame_rightBand) +
1805 (frame_padleft + frame_padright)) ||
1806 (codec->height != icodec->height -
1807 (frame_topBand + frame_bottomBand) +
18a54b04
LA
1808 (frame_padtop + frame_padbottom)) ||
1809 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1810 if (ost->video_crop) {
34b10a57
D
1811 ost->topBand = frame_topBand;
1812 ost->leftBand = frame_leftBand;
c3f11d19
LA
1813 }
1814 if (ost->video_pad) {
1ff93ffc
TK
1815 ost->padtop = frame_padtop;
1816 ost->padleft = frame_padleft;
1817 ost->padbottom = frame_padbottom;
1818 ost->padright = frame_padright;
c3f11d19
LA
1819 if (!ost->video_resample) {
1820 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC
1821 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1822 codec->width, codec->height))
c3f11d19
LA
1823 goto fail;
1824 }
1825 }
1826 if (ost->video_resample) {
2de28abb 1827 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC
1828 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1829 codec->width, codec->height)) {
eddc482d 1830 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 1831 av_exit(1);
eddc482d 1832 }
9de8e6ac 1833 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
1834 ost->img_resample_ctx = sws_getContext(
1835 icodec->width - (frame_leftBand + frame_rightBand),
1836 icodec->height - (frame_topBand + frame_bottomBand),
1837 icodec->pix_fmt,
07d0cdfc
LA
1838 codec->width - (frame_padleft + frame_padright),
1839 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA
1840 codec->pix_fmt,
1841 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
1842 if (ost->img_resample_ctx == NULL) {
1843 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 1844 av_exit(1);
0b50ac8a 1845 }
18a54b04 1846 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
85f07f22
FB
1847 }
1848 ost->encoding_needed = 1;
1849 ist->decoding_needed = 1;
1629626f 1850 break;
cf7fc795
FB
1851 case CODEC_TYPE_SUBTITLE:
1852 ost->encoding_needed = 1;
1853 ist->decoding_needed = 1;
1854 break;
1629626f 1855 default:
0f4e8165 1856 abort();
cf7fc795 1857 break;
85f07f22 1858 }
1629626f 1859 /* two pass mode */
115329f1 1860 if (ost->encoding_needed &&
1629626f
FB
1861 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1862 char logfilename[1024];
1863 FILE *f;
1864 int size;
1865 char *logbuffer;
115329f1
DB
1866
1867 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS
1868 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
1869 i);
1629626f
FB
1870 if (codec->flags & CODEC_FLAG_PASS1) {
1871 f = fopen(logfilename, "w");
1872 if (!f) {
42d1d06e 1873 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 1874 av_exit(1);
1629626f
FB
1875 }
1876 ost->logfile = f;
1877 } else {
1878 /* read the log file */
1879 f = fopen(logfilename, "r");
1880 if (!f) {
42d1d06e 1881 fprintf(stderr, "Cannot read log file '%s' for pass-2 encoding: %s\n", logfilename, strerror(errno));
296df4e7 1882 av_exit(1);
1629626f
FB
1883 }
1884 fseek(f, 0, SEEK_END);
1885 size = ftell(f);
1886 fseek(f, 0, SEEK_SET);
1887 logbuffer = av_malloc(size + 1);
1888 if (!logbuffer) {
1889 fprintf(stderr, "Could not allocate log buffer\n");
296df4e7 1890 av_exit(1);
1629626f 1891 }
4776fa92 1892 size = fread(logbuffer, 1, size, f);
1629626f
FB
1893 fclose(f);
1894 logbuffer[size] = '\0';
1895 codec->stats_in = logbuffer;
5abdb4b1 1896 }
5abdb4b1
FB
1897 }
1898 }
8a6cb114
MN
1899 if(codec->codec_type == CODEC_TYPE_VIDEO){
1900 int size= codec->width * codec->height;
c027e91a 1901 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 1902 }
85f07f22
FB
1903 }
1904
8a6cb114
MN
1905 if (!bit_buffer)
1906 bit_buffer = av_malloc(bit_buffer_size);
002c95d7
BC
1907 if (!bit_buffer) {
1908 ret = AVERROR(ENOMEM);
8a6cb114 1909 goto fail;
1629626f
FB
1910 }
1911
85f07f22
FB
1912 /* open each encoder */
1913 for(i=0;i<nb_ostreams;i++) {
1914 ost = ost_table[i];
1915 if (ost->encoding_needed) {
6488cf9b
AJ
1916 AVCodec *codec = output_codecs[i];
1917 if (!codec)
fd2b356a 1918 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 1919 if (!codec) {
002c95d7 1920 snprintf(error, sizeof(error), "Unsupported codec for output stream #%d.%d",
85f07f22 1921 ost->file_index, ost->index);
002c95d7
BC
1922 ret = AVERROR(EINVAL);
1923 goto dump_format;
85f07f22 1924 }
01f4895c 1925 if (avcodec_open(ost->st->codec, codec) < 0) {
002c95d7 1926 snprintf(error, sizeof(error), "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
85f07f22 1927 ost->file_index, ost->index);
002c95d7
BC
1928 ret = AVERROR(EINVAL);
1929 goto dump_format;
85f07f22 1930 }
01f4895c 1931 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
1932 }
1933 }
1934
1935 /* open each decoder */
1936 for(i=0;i<nb_istreams;i++) {
1937 ist = ist_table[i];
1938 if (ist->decoding_needed) {
6488cf9b
AJ
1939 AVCodec *codec = input_codecs[i];
1940 if (!codec)
fd2b356a 1941 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1942 if (!codec) {
002c95d7 1943 snprintf(error, sizeof(error), "Unsupported codec (id=%d) for input stream #%d.%d",
01f4895c 1944 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC
1945 ret = AVERROR(EINVAL);
1946 goto dump_format;
85f07f22 1947 }
01f4895c 1948 if (avcodec_open(ist->st->codec, codec) < 0) {
002c95d7 1949 snprintf(error, sizeof(error), "Error while opening codec for input stream #%d.%d",
85f07f22 1950 ist->file_index, ist->index);
002c95d7
BC
1951 ret = AVERROR(EINVAL);
1952 goto dump_format;
85f07f22 1953 }
01f4895c
MN
1954 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1955 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1956 }
1957 }
1958
1959 /* init pts */
1960 for(i=0;i<nb_istreams;i++) {
1961 ist = ist_table[i];
bb270c08 1962 is = input_files[ist->file_index];
e7d0374f 1963 ist->pts = 0;
48291040 1964 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 1965 ist->is_start = 1;
85f07f22 1966 }
bd1b79a1 1967
0a38bafd
PB
1968 /* set meta data information from input file if required */
1969 for (i=0;i<nb_meta_data_maps;i++) {
1970 AVFormatContext *out_file;
1971 AVFormatContext *in_file;
a5926d85 1972 AVMetadataTag *mtag;
0a38bafd
PB
1973
1974 int out_file_index = meta_data_maps[i].out_file;
1975 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 1976 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC
1977 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
1978 out_file_index, out_file_index, in_file_index);
8fa36ae0 1979 ret = AVERROR(EINVAL);
002c95d7 1980 goto dump_format;
0a38bafd 1981 }
9d58e0a9 1982 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC
1983 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
1984 in_file_index, out_file_index, in_file_index);
8fa36ae0 1985 ret = AVERROR(EINVAL);
002c95d7 1986 goto dump_format;
115329f1
DB
1987 }
1988
0a38bafd
PB
1989 out_file = output_files[out_file_index];
1990 in_file = input_files[in_file_index];
1991
a5926d85
AJ
1992
1993 mtag=NULL;
1994 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
1995 av_metadata_set(&out_file->metadata, mtag->key, mtag->value);
1996 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
1997 in_file->iformat->metadata_conv);
0a38bafd 1998 }
115329f1 1999
85f07f22
FB
2000 /* open files and write file headers */
2001 for(i=0;i<nb_output_files;i++) {
2002 os = output_files[i];
79fdaa4c 2003 if (av_write_header(os) < 0) {
002c95d7 2004 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2005 ret = AVERROR(EINVAL);
002c95d7 2006 goto dump_format;
a38469e1 2007 }
6d1ba1ac
LA
2008 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2009 want_sdp = 0;
2010 }
2011 }
002c95d7
BC
2012
2013 dump_format:
2014 /* dump the file output parameters - cannot be done before in case
2015 of stream copy */
2016 for(i=0;i<nb_output_files;i++) {
2017 dump_format(output_files[i], i, output_files[i]->filename, 1);
2018 }
2019
2020 /* dump the stream mapping */
2021 if (verbose >= 0) {
2022 fprintf(stderr, "Stream mapping:\n");
2023 for(i=0;i<nb_ostreams;i++) {
2024 ost = ost_table[i];
2025 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2026 ist_table[ost->source_index]->file_index,
2027 ist_table[ost->source_index]->index,
2028 ost->file_index,
2029 ost->index);
2030 if (ost->sync_ist != ist_table[ost->source_index])
2031 fprintf(stderr, " [sync #%d.%d]",
2032 ost->sync_ist->file_index,
2033 ost->sync_ist->index);
2034 fprintf(stderr, "\n");
2035 }
2036 }
2037
2038 if (ret) {
2039 fprintf(stderr, "%s\n", error);
2040 goto fail;
2041 }
2042
6d1ba1ac
LA
2043 if (want_sdp) {
2044 print_sdp(output_files, nb_output_files);
85f07f22
FB
2045 }
2046
9d58e0a9 2047 if (!using_stdin && verbose >= 0) {
d9a916e2 2048 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
2049 url_set_interrupt_cb(decode_interrupt_cb);
2050 }
a38469e1
FB
2051 term_init();
2052
cb09b2ed 2053 key = -1;
7fc98937 2054 timer_start = av_gettime();
51bd4565 2055
d9a916e2 2056 for(; received_sigterm == 0;) {
85f07f22
FB
2057 int file_index, ist_index;
2058 AVPacket pkt;
a9aeda81
PB
2059 double ipts_min;
2060 double opts_min;
23ffe323 2061
85f07f22 2062 redo:
a9aeda81
PB
2063 ipts_min= 1e100;
2064 opts_min= 1e100;
a38469e1 2065 /* if 'q' pressed, exits */
d9a916e2 2066 if (!using_stdin) {
b51469a0
LS
2067 if (q_pressed)
2068 break;
cb09b2ed
PG
2069 /* read_key() returns 0 on EOF */
2070 key = read_key();
2071 if (key == 'q')
2072 break;
2073 }
a38469e1 2074
ec5517d5
FB
2075 /* select the stream that we must read now by looking at the
2076 smallest output pts */
85f07f22 2077 file_index = -1;
ec5517d5 2078 for(i=0;i<nb_ostreams;i++) {
23ffe323 2079 double ipts, opts;
ec5517d5
FB
2080 ost = ost_table[i];
2081 os = output_files[ost->file_index];
2082 ist = ist_table[ost->source_index];
545465ec
MN
2083 if(no_packet[ist->file_index])
2084 continue;
01f4895c
MN
2085 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
2086 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 2087 else
c0df9d75 2088 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
2089 ipts = (double)ist->pts;
2090 if (!file_table[ist->file_index].eof_reached){
2091 if(ipts < ipts_min) {
2092 ipts_min = ipts;
2093 if(input_sync ) file_index = ist->file_index;
2094 }
2095 if(opts < opts_min) {
2096 opts_min = opts;
2097 if(!input_sync) file_index = ist->file_index;
2098 }
85f07f22 2099 }
01f4895c 2100 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2101 file_index= -1;
2102 break;
2103 }
85f07f22
FB
2104 }
2105 /* if none, if is finished */
51bd4565 2106 if (file_index < 0) {
545465ec
MN
2107 if(no_packet_count){
2108 no_packet_count=0;
2109 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2110 usleep(10000);
545465ec
MN
2111 continue;
2112 }
85f07f22 2113 break;
ec5517d5
FB
2114 }
2115
85f07f22 2116 /* finish if recording time exhausted */
fc7ad2af 2117 if (opts_min >= (recording_time / 1000000.0))
85f07f22 2118 break;
ec5517d5 2119
b6e16b86 2120 /* finish if limit size exhausted */
899681cd 2121 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C
2122 break;
2123
254abc2e 2124 /* read a frame from it and output it in the fifo */
85f07f22 2125 is = input_files[file_index];
ad51c68c 2126 ret= av_read_frame(is, &pkt);
b9edbe99 2127 if(ret == AVERROR(EAGAIN)){
545465ec
MN
2128 no_packet[file_index]=1;
2129 no_packet_count++;
ad51c68c 2130 continue;
545465ec 2131 }
ad51c68c 2132 if (ret < 0) {
85f07f22 2133 file_table[file_index].eof_reached = 1;
d24ce947
AB
2134 if (opt_shortest)
2135 break;
2136 else
2137 continue;
85f07f22 2138 }
303e50e6 2139
545465ec
MN
2140 no_packet_count=0;
2141 memset(no_packet, 0, sizeof(no_packet));
2142
254abc2e 2143 if (do_pkt_dump) {
750f0e1f 2144 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2145 }
79fdaa4c
FB
2146 /* the following test is needed in case new streams appear
2147 dynamically in stream : we ignore them */
2148 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2149 goto discard_packet;
85f07f22
FB
2150 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2151 ist = ist_table[ist_index];
bf5af568
FB
2152 if (ist->discard)
2153 goto discard_packet;
85f07f22 2154
fec401f7
MN
2155 if (pkt.dts != AV_NOPTS_VALUE)
2156 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2157 if (pkt.pts != AV_NOPTS_VALUE)
2158 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2159
8833f375
MN
2160 if(input_files_ts_scale[file_index][pkt.stream_index]){
2161 if(pkt.pts != AV_NOPTS_VALUE)
2162 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2163 if(pkt.dts != AV_NOPTS_VALUE)
2164 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2165 }
2166
949b1a13 2167// 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
2168 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2169 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN
2170 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2171 int64_t delta= pkt_dts - ist->next_pts;
2172 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
2173 input_files_ts_offset[ist->file_index]-= delta;
2174 if (verbose > 2)
4733abcb 2175 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
2176 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2177 if(pkt.pts != AV_NOPTS_VALUE)
2178 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2179 }
2180 }
2181
8831db5c 2182 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2183 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2184
2185 if (verbose >= 0)
2186 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2187 ist->file_index, ist->index);
f2abc559
BC
2188 if (exit_on_error)
2189 av_exit(1);
a700a6ae
FB
2190 av_free_packet(&pkt);
2191 goto redo;
fe08925f 2192 }
cf7fc795 2193
bf5af568 2194 discard_packet:
85f07f22 2195 av_free_packet(&pkt);
115329f1 2196
ec5517d5
FB
2197 /* dump report by using the output first video and audio streams */
2198 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2199 }
a700a6ae
FB
2200
2201 /* at the end of stream, we must flush the decoder buffers */
2202 for(i=0;i<nb_istreams;i++) {
2203 ist = ist_table[i];
2204 if (ist->decoding_needed) {
2205 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2206 }
2207 }
2208
a38469e1 2209 term_exit();
85f07f22 2210
c4e37247
MN
2211 /* write the trailer if needed and close file */
2212 for(i=0;i<nb_output_files;i++) {
2213 os = output_files[i];
2214 av_write_trailer(os);
2215 }
2216
37f5cd5a
MN
2217 /* dump report by using the first video and audio streams */
2218 print_report(output_files, ost_table, nb_ostreams, 1);
2219
85f07f22
FB
2220 /* close each encoder */
2221 for(i=0;i<nb_ostreams;i++) {
2222 ost = ost_table[i];
2223 if (ost->encoding_needed) {
01f4895c
MN
2224 av_freep(&ost->st->codec->stats_in);
2225 avcodec_close(ost->st->codec);
85f07f22
FB
2226 }
2227 }
115329f1 2228
85f07f22
FB
2229 /* close each decoder */
2230 for(i=0;i<nb_istreams;i++) {
2231 ist = ist_table[i];
2232 if (ist->decoding_needed) {
01f4895c 2233 avcodec_close(ist->st->codec);
85f07f22
FB
2234 }
2235 }
85f07f22 2236
85f07f22 2237 /* finished ! */
00b7fbdc 2238 ret = 0;
115329f1 2239
002c95d7 2240 fail:
83b07470 2241 av_freep(&bit_buffer);
0f1578af 2242 av_free(file_table);
bdc4796f 2243
85f07f22
FB
2244 if (ist_table) {
2245 for(i=0;i<nb_istreams;i++) {
2246 ist = ist_table[i];
0f1578af 2247 av_free(ist);
85f07f22 2248 }
0f1578af 2249 av_free(ist_table);
85f07f22
FB
2250 }
2251 if (ost_table) {
2252 for(i=0;i<nb_ostreams;i++) {
2253 ost = ost_table[i];
2254 if (ost) {
5abdb4b1
FB
2255 if (ost->logfile) {
2256 fclose(ost->logfile);
2257 ost->logfile = NULL;
2258 }
41dd680d 2259 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2260 initialized but set to zero */
0f1578af 2261 av_free(ost->pict_tmp.data[0]);
85f07f22 2262 if (ost->video_resample)
18a54b04 2263 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2264 if (ost->resample)
85f07f22 2265 audio_resample_close(ost->resample);
a79db0f7
PR
2266 if (ost->reformat_ctx)
2267 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2268 av_free(ost);
85f07f22
FB
2269 }
2270 }
0f1578af 2271 av_free(ost_table);
85f07f22
FB
2272 }
2273 return ret;
85f07f22
FB
2274}
2275
2276#if 0
2277int file_read(const char *filename)
2278{
2279 URLContext *h;
2280 unsigned char buffer[1024];
2281 int len, i;
2282
2283 if (url_open(&h, filename, O_RDONLY) < 0) {
2284 printf("could not open '%s'\n", filename);
2285 return -1;
2286 }
2287 for(;;) {
2288 len = url_read(h, buffer, sizeof(buffer));
2289 if (len <= 0)
2290 break;
2291 for(i=0;i<len;i++) putchar(buffer[i]);
2292 }
2293 url_close(h);
2294 return 0;
2295}
2296#endif
2297
b29f97d1 2298static void opt_format(const char *arg)
85f07f22 2299{
817b23ff
FB
2300 /* compatibility stuff for pgmyuv */
2301 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2302 pgmyuv_compatibility_hack=1;
9286699a 2303// opt_image_format(arg);
5b6d5596 2304 arg = "image2";
17ceb4f9 2305 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2306 }
2307
79fdaa4c
FB
2308 file_iformat = av_find_input_format(arg);
2309 file_oformat = guess_format(arg, NULL, NULL);
2310 if (!file_iformat && !file_oformat) {
2311 fprintf(stderr, "Unknown input or output format: %s\n", arg);
296df4e7 2312 av_exit(1);
85f07f22 2313 }
85f07f22
FB
2314}
2315
464a631c 2316static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2317{
2318 video_rc_override_string = arg;
2319}
2320
c48da33c 2321static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2322{
c48da33c
SS
2323 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2324 return 0;
f4f3223f
MN
2325}
2326
3d45a83a
BC
2327static void opt_loglevel(const char *opt, const char *arg)
2328{
2329 int level = parse_number_or_die(opt, arg, OPT_INT, INT_MIN, INT_MAX);
2330 av_log_set_level(level);
2331}
2332
c48da33c 2333static int opt_verbose(const char *opt, const char *arg)
f068206e 2334{
46eab093 2335 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2336 return 0;
f068206e
BE
2337}
2338
2fc3866d 2339static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2340{
b33ece16 2341 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2342 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2343 av_exit(1);
445f1b83 2344 }
2fc3866d 2345 return 0;
85f07f22
FB
2346}
2347
ebde2a2c 2348static int opt_bitrate(const char *opt, const char *arg)
1b1656c6
RP
2349{
2350 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2351
2352 opt_default(opt, arg);
2353
636f1c4c 2354 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2355 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2356
2357 return 0;
1b1656c6
RP
2358}
2359
b29f97d1 2360static void opt_frame_crop_top(const char *arg)
ab6d194a 2361{
115329f1 2362 frame_topBand = atoi(arg);
ab6d194a
MN
2363 if (frame_topBand < 0) {
2364 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2365 av_exit(1);
ab6d194a
MN
2366 }
2367 if ((frame_topBand % 2) != 0) {
2368 fprintf(stderr, "Top crop size must be a multiple of 2\n");
296df4e7 2369 av_exit(1);
ab6d194a
MN
2370 }
2371 if ((frame_topBand) >= frame_height){
bb270c08 2372 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2373 av_exit(1);
ab6d194a
MN
2374 }
2375 frame_height -= frame_topBand;
2376}
2377
b29f97d1 2378static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2379{
2380 frame_bottomBand = atoi(arg);
2381 if (frame_bottomBand < 0) {
2382 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2383 av_exit(1);
ab6d194a
MN
2384 }
2385 if ((frame_bottomBand % 2) != 0) {
2386 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
296df4e7 2387 av_exit(1);
ab6d194a
MN
2388 }
2389 if ((frame_bottomBand) >= frame_height){
bb270c08 2390 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2391 av_exit(1);
ab6d194a
MN
2392 }
2393 frame_height -= frame_bottomBand;
2394}
2395
b29f97d1 2396static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2397{
2398 frame_leftBand = atoi(arg);
2399 if (frame_leftBand < 0) {
2400 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2401 av_exit(1);
ab6d194a
MN
2402 }
2403 if ((frame_leftBand % 2) != 0) {
2404 fprintf(stderr, "Left crop size must be a multiple of 2\n");
296df4e7 2405 av_exit(1);
ab6d194a
MN
2406 }
2407 if ((frame_leftBand) >= frame_width){
bb270c08 2408 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2409 av_exit(1);
ab6d194a
MN
2410 }
2411 frame_width -= frame_leftBand;
2412}
2413
b29f97d1 2414static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2415{
2416 frame_rightBand = atoi(arg);
2417 if (frame_rightBand < 0) {
2418 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2419 av_exit(1);
ab6d194a
MN
2420 }
2421 if ((frame_rightBand % 2) != 0) {
2422 fprintf(stderr, "Right crop size must be a multiple of 2\n");
296df4e7 2423 av_exit(1);
ab6d194a
MN
2424 }
2425 if ((frame_rightBand) >= frame_width){
bb270c08 2426 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2427 av_exit(1);
ab6d194a
MN
2428 }
2429 frame_width -= frame_rightBand;
2430}
2431
b29f97d1 2432static void opt_frame_size(const char *arg)
85f07f22 2433{
b33ece16 2434 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2435 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2436 av_exit(1);
85f07f22
FB
2437 }
2438 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2439 fprintf(stderr, "Frame size must be a multiple of 2\n");
296df4e7 2440 av_exit(1);
85f07f22
FB
2441 }
2442}
2443
1ff93ffc
TK
2444
2445#define SCALEBITS 10
2446#define ONE_HALF (1 << (SCALEBITS - 1))
bb270c08 2447#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
1ff93ffc
TK
2448
2449#define RGB_TO_Y(r, g, b) \
2450((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2451 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2452
2453#define RGB_TO_U(r1, g1, b1, shift)\
2454(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2455 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2456
2457#define RGB_TO_V(r1, g1, b1, shift)\
2458(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2459 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2460
2461static void opt_pad_color(const char *arg) {
2462 /* Input is expected to be six hex digits similar to
2463 how colors are expressed in html tags (but without the #) */
2464 int rgb = strtol(arg, NULL, 16);
2465 int r,g,b;
115329f1
DB
2466
2467 r = (rgb >> 16);
1ff93ffc
TK
2468 g = ((rgb >> 8) & 255);
2469 b = (rgb & 255);
2470
2471 padcolor[0] = RGB_TO_Y(r,g,b);
2472 padcolor[1] = RGB_TO_U(r,g,b,0);
2473 padcolor[2] = RGB_TO_V(r,g,b,0);
2474}
2475
2476static void opt_frame_pad_top(const char *arg)
2477{
115329f1 2478 frame_padtop = atoi(arg);
1ff93ffc
TK
2479 if (frame_padtop < 0) {
2480 fprintf(stderr, "Incorrect top pad size\n");
296df4e7 2481 av_exit(1);
1ff93ffc
TK
2482 }
2483 if ((frame_padtop % 2) != 0) {
2484 fprintf(stderr, "Top pad size must be a multiple of 2\n");
296df4e7 2485 av_exit(1);
1ff93ffc
TK
2486 }
2487}
2488
2489static void opt_frame_pad_bottom(const char *arg)
2490{
115329f1 2491 frame_padbottom = atoi(arg);
1ff93ffc
TK
2492 if (frame_padbottom < 0) {
2493 fprintf(stderr, "Incorrect bottom pad size\n");
296df4e7 2494 av_exit(1);
1ff93ffc
TK
2495 }
2496 if ((frame_padbottom % 2) != 0) {
2497 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
296df4e7 2498 av_exit(1);
1ff93ffc
TK
2499 }
2500}
2501
2502
2503static void opt_frame_pad_left(const char *arg)
2504{
115329f1 2505 frame_padleft = atoi(arg);
1ff93ffc
TK
2506 if (frame_padleft < 0) {
2507 fprintf(stderr, "Incorrect left pad size\n");
296df4e7 2508 av_exit(1);
1ff93ffc
TK
2509 }
2510 if ((frame_padleft % 2) != 0) {
2511 fprintf(stderr, "Left pad size must be a multiple of 2\n");
296df4e7 2512 av_exit(1);
1ff93ffc
TK
2513 }
2514}
2515
2516
2517static void opt_frame_pad_right(const char *arg)
2518{
115329f1 2519 frame_padright = atoi(arg);
1ff93ffc
TK
2520 if (frame_padright < 0) {
2521 fprintf(stderr, "Incorrect right pad size\n");
296df4e7 2522 av_exit(1);
1ff93ffc
TK
2523 }
2524 if ((frame_padright % 2) != 0) {
2525 fprintf(stderr, "Right pad size must be a multiple of 2\n");
296df4e7 2526 av_exit(1);
1ff93ffc
TK
2527 }
2528}
2529
ce1ee094 2530static void list_fmts(void (*get_fmt_string)(char *buf, int buf_size, int fmt), int nb_fmts)
c3b95b1d
SS
2531{
2532 int i;
ce1ee094
PR
2533 char fmt_str[128];
2534 for (i=-1; i < nb_fmts; i++) {
2535 get_fmt_string (fmt_str, sizeof(fmt_str), i);
2536 fprintf(stdout, "%s\n", fmt_str);
c3b95b1d
SS
2537 }
2538}
1ff93ffc 2539
63167088
RS
2540static void opt_frame_pix_fmt(const char *arg)
2541{
90da2b50 2542 if (strcmp(arg, "list")) {
c3b95b1d 2543 frame_pix_fmt = avcodec_get_pix_fmt(arg);
90da2b50
SS
2544 if (frame_pix_fmt == PIX_FMT_NONE) {
2545 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2546 av_exit(1);
2547 }
2548 } else {
ce1ee094 2549 list_fmts(avcodec_pix_fmt_string, PIX_FMT_NB);
296df4e7 2550 av_exit(0);
c3b95b1d 2551 }
63167088
RS
2552}
2553
5fe03e38
RS
2554static void opt_frame_aspect_ratio(const char *arg)
2555{
2556 int x = 0, y = 0;
2557 double ar = 0;
2558 const char *p;
815f98cc 2559 char *end;
115329f1 2560
5fe03e38
RS
2561 p = strchr(arg, ':');
2562 if (p) {
815f98cc
AJ
2563 x = strtol(arg, &end, 10);
2564 if (end == p)
2565 y = strtol(end+1, &end, 10);
bb270c08
DB
2566 if (x > 0 && y > 0)
2567 ar = (double)x / (double)y;
5fe03e38 2568 } else
815f98cc 2569 ar = strtod(arg, NULL);
5fe03e38
RS
2570
2571 if (!ar) {
2572 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2573 av_exit(1);
5fe03e38
RS
2574 }
2575 frame_aspect_ratio = ar;
2576}
2577
a5926d85
AJ
2578static int opt_metadata(const char *opt, const char *arg)
2579{
2580 char *mid= strchr(arg, '=');
2581
2582 if(!mid){
2583 fprintf(stderr, "Missing =\n");
2584 av_exit(1);
2585 }
2586 *mid++= 0;
2587
2588 metadata_count++;
2589 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2590 metadata[metadata_count-1].key = av_strdup(arg);
2591 metadata[metadata_count-1].value= av_strdup(mid);
2592
2593 return 0;
2594}
2595
b29f97d1 2596static void opt_qscale(const char *arg)
85f07f22 2597{
158c7f05 2598 video_qscale = atof(arg);
4e64bead 2599 if (video_qscale <= 0 ||
158c7f05 2600 video_qscale > 255) {
4e64bead 2601 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2602 av_exit(1);
85f07f22
FB
2603 }
2604}
2605
bb198e19
MN
2606static void opt_top_field_first(const char *arg)
2607{
2608 top_field_first= atoi(arg);
2609}
2610
d18811bb 2611static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2612{
d18811bb 2613 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2614#if !HAVE_THREADS
d8019eb5
AD
2615 if (verbose >= 0)
2616 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2617#endif
d18811bb 2618 return 0;
9c3d33d6
MN
2619}
2620
ce1ee094
PR
2621static void opt_audio_sample_fmt(const char *arg)
2622{
2623 if (strcmp(arg, "list"))
2624 audio_sample_fmt = avcodec_get_sample_fmt(arg);
2625 else {
2626 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
2627 av_exit(0);
2628 }
2629}
2630
c48da33c 2631static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2632{
c48da33c
SS
2633 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2634 return 0;
85f07f22
FB
2635}
2636
c48da33c 2637static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2638{
c48da33c
SS
2639 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2640 return 0;
85f07f22
FB
2641}
2642
b29f97d1 2643static void opt_video_channel(const char *arg)
a5df11ab
FB
2644{
2645 video_channel = strtol(arg, NULL, 0);
2646}
2647
e3ee3283
AB
2648static void opt_video_standard(const char *arg)
2649{
2650 video_standard = av_strdup(arg);
2651}
2652
4a897224 2653static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2654 int codec_type, const char *arg)
85f07f22 2655{
4a897224 2656 av_freep(pcodec_name);
1629626f 2657 if (!strcmp(arg, "copy")) {
cf7fc795 2658 *pstream_copy = 1;
85f07f22 2659 } else {
4a897224 2660 *pcodec_name = av_strdup(arg);
85f07f22
FB
2661 }
2662}
2663
cf7fc795
FB
2664static void opt_audio_codec(const char *arg)
2665{
4a897224 2666 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB
2667}
2668
b2a2197e
MN
2669static void opt_audio_tag(const char *arg)
2670{
2671 char *tail;
2672 audio_codec_tag= strtol(arg, &tail, 0);
2673
2674 if(!tail || *tail)
2675 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2676}
2677
2678static void opt_video_tag(const char *arg)
2679{
2680 char *tail;
2681 video_codec_tag= strtol(arg, &tail, 0);
2682
2683 if(!tail || *tail)
2684 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2685}
2686
b29f97d1 2687static void opt_video_codec(const char *arg)
85f07f22 2688{
4a897224 2689 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2690}
85f07f22 2691
cf7fc795
FB
2692static void opt_subtitle_codec(const char *arg)
2693{
4a897224 2694 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB
2695}
2696
27ad7d3a
BC
2697static void opt_subtitle_tag(const char *arg)
2698{
2699 char *tail;
2700 subtitle_codec_tag= strtol(arg, &tail, 0);
2701
2702 if(!tail || *tail)
2703 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2704}
2705
b29f97d1 2706static void opt_map(const char *arg)
85f07f22
FB
2707{
2708 AVStreamMap *m;
815f98cc 2709 char *p;
85f07f22 2710
85f07f22
FB
2711 m = &stream_maps[nb_stream_maps++];
2712
815f98cc 2713 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
2714 if (*p)
2715 p++;
a5dc85ef 2716
815f98cc 2717 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
2718 if (*p) {
2719 p++;
815f98cc 2720 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
2721 if (*p)
2722 p++;
815f98cc 2723 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
2724 } else {
2725 m->sync_file_index = m->file_index;
2726 m->sync_stream_index = m->stream_index;
2727 }
85f07f22
FB
2728}
2729
0a38bafd
PB
2730static void opt_map_meta_data(const char *arg)
2731{
2732 AVMetaDataMap *m;
815f98cc 2733 char *p;
115329f1 2734
0a38bafd
PB
2735 m = &meta_data_maps[nb_meta_data_maps++];
2736
815f98cc 2737 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB
2738 if (*p)
2739 p++;
2740
815f98cc 2741 m->in_file = strtol(p, &p, 0);
0a38bafd
PB
2742}
2743
8833f375
MN
2744static void opt_input_ts_scale(const char *arg)
2745{
2746 unsigned int stream;
2747 double scale;
2748 char *p;
2749
2750 stream = strtol(arg, &p, 0);
2751 if (*p)
2752 p++;
2753 scale= strtod(p, &p);
2754
2755 if(stream >= MAX_STREAMS)
2756 av_exit(1);
2757
2758 input_files_ts_scale[nb_input_files][stream]= scale;
2759}
2760
b19221c8 2761static int opt_recording_time(const char *opt, const char *arg)
85f07f22 2762{
b19221c8
SS
2763 recording_time = parse_time_or_die(opt, arg, 1);
2764 return 0;
85f07f22
FB
2765}
2766
b19221c8 2767static int opt_start_time(const char *opt, const char *arg)
8831db5c 2768{
b19221c8
SS
2769 start_time = parse_time_or_die(opt, arg, 1);
2770 return 0;
8831db5c
MN
2771}
2772
b19221c8 2773static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 2774{
b19221c8
SS
2775 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
2776 return 0;
4568325a
RS
2777}
2778
b19221c8 2779static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 2780{
b19221c8
SS
2781 input_ts_offset = parse_time_or_die(opt, arg, 1);
2782 return 0;
a6a92a9a
WG
2783}
2784
4a897224
NG
2785static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2786{
f73008d8 2787 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
2788 AVCodec *codec;
2789
2790 if(!name)
2791 return CODEC_ID_NONE;
2792 codec = encoder ?
2793 avcodec_find_encoder_by_name(name) :
2794 avcodec_find_decoder_by_name(name);
2795 if(!codec) {
49a06a4d 2796 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 2797 av_exit(1);
4a897224
NG
2798 }
2799 if(codec->type != type) {
49a06a4d 2800 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 2801 av_exit(1);
4a897224
NG
2802 }
2803 return codec->id;
2804}
2805
b29f97d1 2806static void opt_input_file(const char *filename)
85f07f22
FB
2807{
2808 AVFormatContext *ic;
2809 AVFormatParameters params, *ap = &params;
14bea432 2810 int err, i, ret, rfps, rfps_base;
bd1b79a1 2811 int64_t timestamp;
85f07f22 2812
b242baa4
FB
2813 if (!strcmp(filename, "-"))
2814 filename = "pipe:";
2815
115329f1 2816 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 2817 !strcmp(filename, "/dev/stdin");
d9a916e2 2818
85f07f22 2819 /* get default parameters from command line */
8e2fd8e1 2820 ic = avformat_alloc_context();
4eb72c6b 2821
79fdaa4c 2822 memset(ap, 0, sizeof(*ap));
4eb72c6b 2823 ap->prealloced_context = 1;
79fdaa4c
FB
2824 ap->sample_rate = audio_sample_rate;
2825 ap->channels = audio_channels;
b33ece16
SS
2826 ap->time_base.den = frame_rate.num;
2827 ap->time_base.num = frame_rate.den;
1ff93ffc
TK
2828 ap->width = frame_width + frame_padleft + frame_padright;
2829 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2830 ap->pix_fmt = frame_pix_fmt;
a79db0f7 2831 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS
2832 ap->channel = video_channel;
2833 ap->standard = video_standard;
4a897224
NG
2834 ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
2835 ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
5b6d5596
MN
2836 if(pgmyuv_compatibility_hack)
2837 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c 2838
3022cd10 2839 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469
MN
2840
2841 ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
2842 ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
2843 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
1ad1eaad 2844 ic->flags |= AVFMT_FLAG_NONBLOCK;
62600469 2845
79fdaa4c
FB
2846 /* open the input file with generic libav function */
2847 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2848 if (err < 0) {
79fdaa4c 2849 print_error(filename, err);
296df4e7 2850 av_exit(1);
85f07f22 2851 }
50e143c4
NS
2852 if(opt_programid) {
2853 int i;
2854 for(i=0; i<ic->nb_programs; i++)
2855 if(ic->programs[i]->id != opt_programid)
2856 ic->programs[i]->discard = AVDISCARD_ALL;
2857 }
30bc6613 2858
5894e1bb
VP
2859 ic->loop_input = loop_input;
2860
79fdaa4c
FB
2861 /* If not enough info to get the stream parameters, we decode the
2862 first frames to get it. (used in mpeg case for example) */
2863 ret = av_find_stream_info(ic);
d8019eb5 2864 if (ret < 0 && verbose >= 0) {
85f07f22 2865 fprintf(stderr, "%s: could not find codec parameters\n", filename);
296df4e7 2866 av_exit(1);
85f07f22
FB
2867 }
2868
bd1b79a1
MN
2869 timestamp = start_time;
2870 /* add the stream start time */
2871 if (ic->start_time != AV_NOPTS_VALUE)
2872 timestamp += ic->start_time;
2873
254abc2e
FB
2874 /* if seeking requested, we execute it */
2875 if (start_time != 0) {
3ba1438d 2876 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2877 if (ret < 0) {
115329f1 2878 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB
2879 filename, (double)timestamp / AV_TIME_BASE);
2880 }
2881 /* reset seek info */
2882 start_time = 0;
2883 }
2884
85f07f22
FB
2885 /* update the current parameters so that they match the one of the input stream */
2886 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2887 AVCodecContext *enc = ic->streams[i]->codec;
c62c07d3
MN
2888 if(thread_count>1)
2889 avcodec_thread_init(enc, thread_count);
c62c07d3 2890 enc->thread_count= thread_count;
85f07f22
FB
2891 switch(enc->codec_type) {
2892 case CODEC_TYPE_AUDIO:
636f1c4c 2893 set_context_opts(enc, avcodec_opts[CODEC_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
e0d2714a 2894 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
13367a46 2895 channel_layout = enc->channel_layout;
85f07f22
FB
2896 audio_channels = enc->channels;
2897 audio_sample_rate = enc->sample_rate;
a79db0f7 2898 audio_sample_fmt = enc->sample_fmt;
6488cf9b 2899 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(audio_codec_name);
b4aea108 2900 if(audio_disable)
f3356e9c 2901 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2902 break;
2903 case CODEC_TYPE_VIDEO:
636f1c4c 2904 set_context_opts(enc, avcodec_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM);
85f07f22
FB
2905 frame_height = enc->height;
2906 frame_width = enc->width;
c30a4489
AJ
2907 if(ic->streams[i]->sample_aspect_ratio.num)
2908 frame_aspect_ratio=av_q2d(ic->streams[i]->sample_aspect_ratio);
2909 else
2910 frame_aspect_ratio=av_q2d(enc->sample_aspect_ratio);
2911 frame_aspect_ratio *= (float) enc->width / enc->height;
bb270c08 2912 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2913 rfps = ic->streams[i]->r_frame_rate.num;
2914 rfps_base = ic->streams[i]->r_frame_rate.den;
637b5326 2915 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN
2916 if(me_threshold)
2917 enc->debug |= FF_DEBUG_MV;
d7425f59 2918
115329f1 2919 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2920
2921 if (verbose >= 0)
386c88de 2922 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2923 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2924
15bc38e5 2925 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2926 }
bf5af568 2927 /* update the current frame rate to match the stream frame rate */
b33ece16
SS
2928 frame_rate.num = rfps;
2929 frame_rate.den = rfps_base;
bdfcbbed 2930
6488cf9b 2931 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(video_codec_name);
b4aea108 2932 if(video_disable)
f3356e9c
MN
2933 ic->streams[i]->discard= AVDISCARD_ALL;
2934 else if(video_discard)
2935 ic->streams[i]->discard= video_discard;
85f07f22 2936 break;
254abc2e
FB
2937 case CODEC_TYPE_DATA:
2938 break;
cf7fc795 2939 case CODEC_TYPE_SUBTITLE:
6488cf9b 2940 input_codecs[nb_icodecs++] = avcodec_find_decoder_by_name(subtitle_codec_name);
11bf3847
AJ
2941 if(subtitle_disable)
2942 ic->streams[i]->discard = AVDISCARD_ALL;
cf7fc795 2943 break;
f8d7c9d3 2944 case CODEC_TYPE_ATTACHMENT:
ae38261e 2945 case CODEC_TYPE_UNKNOWN:
6488cf9b 2946 nb_icodecs++;
ae38261e 2947 break;
51bd4565 2948 default:
0f4e8165 2949 abort();
85f07f22
FB
2950 }
2951 }
115329f1 2952
85f07f22 2953 input_files[nb_input_files] = ic;
bd1b79a1 2954 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2955 /* dump the file content */
d8019eb5
AD
2956 if (verbose >= 0)
2957 dump_format(ic, nb_input_files, filename, 0);
2958
85f07f22 2959 nb_input_files++;
79fdaa4c
FB
2960 file_iformat = NULL;
2961 file_oformat = NULL;
bdfcbbed 2962
2639c651 2963 video_channel = 0;
115329f1 2964
a06a18c5
BC
2965 av_freep(&video_codec_name);
2966 av_freep(&audio_codec_name);
2967 av_freep(&subtitle_codec_name);
85f07f22
FB
2968}
2969
11bf3847
AJ
2970static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
2971 int *has_subtitle_ptr)
919f448d 2972{
11bf3847 2973 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB
2974 AVFormatContext *ic;
2975
2976 has_video = 0;
2977 has_audio = 0;
11bf3847 2978 has_subtitle = 0;
919f448d
FB
2979 for(j=0;j<nb_input_files;j++) {
2980 ic = input_files[j];
2981 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2982 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB
2983 switch(enc->codec_type) {
2984 case CODEC_TYPE_AUDIO:
2985 has_audio = 1;
2986 break;
2987 case CODEC_TYPE_VIDEO:
2988 has_video = 1;
2989 break;
11bf3847
AJ
2990 case CODEC_TYPE_SUBTITLE:
2991 has_subtitle = 1;
2992 break;
6fb316d5 2993 case CODEC_TYPE_DATA:
f8d7c9d3 2994 case CODEC_TYPE_ATTACHMENT:
ae38261e 2995 case CODEC_TYPE_UNKNOWN:
6fb316d5 2996 break;
51bd4565 2997 default:
0f4e8165 2998 abort();
919f448d
FB
2999 }
3000 }
3001 }
3002 *has_video_ptr = has_video;
3003 *has_audio_ptr = has_audio;
11bf3847 3004 *has_subtitle_ptr = has_subtitle;
919f448d
FB
3005}
3006
cf7fc795 3007static void new_video_stream(AVFormatContext *oc)
85f07f22
FB
3008{
3009 AVStream *st;
cf7fc795
FB
3010 AVCodecContext *video_enc;
3011 int codec_id;
115329f1 3012
cf7fc795
FB
3013 st = av_new_stream(oc, oc->nb_streams);
3014 if (!st) {
3015 fprintf(stderr, "Could not alloc stream\n");
296df4e7 3016 av_exit(1);
cf7fc795 3017 }
54cc9c46 3018 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN
3019 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
3020 video_bitstream_filters= NULL;
3021
cf7fc795 3022 if(thread_count>1)
01f4895c 3023 avcodec_thread_init(st->codec, thread_count);
115329f1 3024
01f4895c 3025 video_enc = st->codec;
115329f1 3026
cf7fc795
FB
3027 if(video_codec_tag)
3028 video_enc->codec_tag= video_codec_tag;
115329f1 3029
90ad92b3 3030 if( (video_global_header&1)
637b5326 3031 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 3032 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
636f1c4c 3033 avcodec_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
3034 }
3035 if(video_global_header&2){
90ad92b3 3036 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
636f1c4c 3037 avcodec_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 3038 }
90ad92b3 3039
cf7fc795
FB
3040 if (video_stream_copy) {
3041 st->stream_copy = 1;
3042 video_enc->codec_type = CODEC_TYPE_VIDEO;
143df827 3043 video_enc->sample_aspect_ratio =
c30a4489 3044 st->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
cf7fc795 3045 } else {
464a631c 3046 const char *p;
cf7fc795
FB
3047 int i;
3048 AVCodec *codec;
9de0be61 3049 AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
115329f1 3050
6488cf9b 3051 if (video_codec_name) {
4a897224 3052 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
6488cf9b
AJ
3053 codec = avcodec_find_encoder_by_name(video_codec_name);
3054 output_codecs[nb_ocodecs] = codec;
3055 } else {
3056 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
3057 codec = avcodec_find_encoder(codec_id);
3058 }
115329f1 3059
cf7fc795 3060 video_enc->codec_id = codec_id;
115329f1 3061
636f1c4c 3062 set_context_opts(video_enc, avcodec_opts[CODEC_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM);
115329f1 3063
d2845b75
SS
3064 if (codec && codec->supported_framerates && !force_fps)
3065 fps = codec->supported_framerates[av_find_nearest_q_idx(fps, codec->supported_framerates)];
9de0be61
MN
3066 video_enc->time_base.den = fps.num;
3067 video_enc->time_base.num = fps.den;
115329f1 3068
cf7fc795
FB
3069 video_enc->width = frame_width + frame_padright + frame_padleft;
3070 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 3071 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795 3072 video_enc->pix_fmt = frame_pix_fmt;
c30a4489 3073 st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
cf7fc795
FB
3074
3075 if(codec && codec->pix_fmts){
3076 const enum PixelFormat *p= codec->pix_fmts;
3077 for(; *p!=-1; p++){
3078 if(*p == video_enc->pix_fmt)
3079 break;
3080 }
3081 if(*p == -1)
3082 video_enc->pix_fmt = codec->pix_fmts[0];
3083 }
3084
babe0e8c 3085 if (intra_only)
cf7fc795
FB
3086 video_enc->gop_size = 0;
3087 if (video_qscale || same_quality) {
3088 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 3089 video_enc->global_quality=
cf7fc795
FB
3090 st->quality = FF_QP2LAMBDA * video_qscale;
3091 }
3092
3093 if(intra_matrix)
3094 video_enc->intra_matrix = intra_matrix;
3095 if(inter_matrix)
3096 video_enc->inter_matrix = inter_matrix;
3097
cf7fc795
FB
3098 video_enc->thread_count = thread_count;
3099 p= video_rc_override_string;
3100 for(i=0; p; i++){
3101 int start, end, q;
3102 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3103 if(e!=3){
3104 fprintf(stderr, "error parsing rc_override\n");
296df4e7 3105 av_exit(1);
cf7fc795 3106 }
115329f1
DB
3107 video_enc->rc_override=
3108 av_realloc(video_enc->rc_override,
cf7fc795
FB
3109 sizeof(RcOverride)*(i+1));
3110 video_enc->rc_override[i].start_frame= start;
3111 video_enc->rc_override[i].end_frame = end;
3112 if(q>0){
3113 video_enc->rc_override[i].qscale= q;
3114 video_enc->rc_override[i].quality_factor= 1.0;
3115 }
3116 else{
3117 video_enc->rc_override[i].qscale= 0;
3118 video_enc->rc_override[i].quality_factor= -q/100.0;
3119 }
3120 p= strchr(p, '/');
3121 if(p) p++;
3122 }
3123 video_enc->rc_override_count=i;
079e8cb9
BC
3124 if (!video_enc->rc_initial_buffer_occupancy)
3125 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
cf7fc795 3126 video_enc->me_threshold= me_threshold;
cf7fc795 3127 video_enc->intra_dc_precision= intra_dc_precision - 8;
cf7fc795 3128
cf7fc795
FB
3129 if (do_psnr)
3130 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 3131
cf7fc795
FB
3132 /* two pass mode */
3133 if (do_pass) {
3134 if (do_pass == 1) {
3135 video_enc->flags |= CODEC_FLAG_PASS1;
3136 } else {
3137 video_enc->flags |= CODEC_FLAG_PASS2;
3138 }
3139 }
3140 }
6488cf9b 3141 nb_ocodecs++;
cf7fc795
FB
3142
3143 /* reset some key parameters */
3144 video_disable = 0;
4a897224 3145 av_freep(&video_codec_name);
cf7fc795
FB
3146 video_stream_copy = 0;
3147}
3148
3149static void new_audio_stream(AVFormatContext *oc)
3150{
3151 AVStream *st;
3152 AVCodecContext *audio_enc;
3022cd10 3153 int codec_id;
115329f1 3154
cf7fc795
FB
3155 st = av_new_stream(oc, oc->nb_streams);
3156 if (!st) {
3157 fprintf(stderr, "Could not alloc stream\n");
296df4e7 3158 av_exit(1);
cf7fc795 3159 }
54cc9c46 3160 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
748c2fca
MN
3161
3162 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
3163 audio_bitstream_filters= NULL;
3164
cf7fc795 3165 if(thread_count>1)
01f4895c 3166 avcodec_thread_init(st->codec, thread_count);
115329f1 3167
01f4895c 3168 audio_enc = st->codec;
cf7fc795 3169 audio_enc->codec_type = CODEC_TYPE_AUDIO;
115329f1 3170
cf7fc795
FB
3171 if(audio_codec_tag)
3172 audio_enc->codec_tag= audio_codec_tag;
115329f1 3173
637b5326 3174 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 3175 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
636f1c4c 3176 avcodec_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326 3177 }
cf7fc795
FB
3178 if (audio_stream_copy) {
3179 st->stream_copy = 1;
3180 audio_enc->channels = audio_channels;
3181 } else {
a79db0f7 3182 AVCodec *codec;
115329f1 3183
636f1c4c 3184 set_context_opts(audio_enc, avcodec_opts[CODEC_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM);
115329f1 3185
6488cf9b 3186 if (audio_codec_name) {
4a897224 3187 codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 1);
6488cf9b
AJ
3188 codec = avcodec_find_encoder_by_name(audio_codec_name);
3189 output_codecs[nb_ocodecs] = codec;
3190 } else {
3191 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
3192 codec = avcodec_find_encoder(codec_id);
3193 }
cf7fc795 3194 audio_enc->codec_id = codec_id;
115329f1 3195
c57c770d
JR
3196 if (audio_qscale > QSCALE_NONE) {
3197 audio_enc->flags |= CODEC_FLAG_QSCALE;
3198 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
3199 }
cf7fc795 3200 audio_enc->thread_count = thread_count;
e3e3be53 3201 audio_enc->channels = audio_channels;
a79db0f7 3202 audio_enc->sample_fmt = audio_sample_fmt;
13367a46 3203 audio_enc->channel_layout = channel_layout;
a79db0f7
PR
3204
3205 if(codec && codec->sample_fmts){
3206 const enum SampleFormat *p= codec->sample_fmts;
3207 for(; *p!=-1; p++){
3208 if(*p == audio_enc->sample_fmt)
3209 break;
3210 }
3211 if(*p == -1)
3212 audio_enc->sample_fmt = codec->sample_fmts[0];
3213