Fix previously broken x86_64 check, simplifying it in the process.
[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
0f4e8165
RB
22#include "config.h"
23#include <ctype.h>
24#include <string.h>
25#include <math.h>
26#include <stdlib.h>
27#include <errno.h>
d86b83f8 28#include <signal.h>
22f7a060 29#include <limits.h>
daf8e955 30#include "avformat.h"
c721d803 31#include "avdevice.h"
18a54b04 32#include "swscale.h"
10d104e4 33#include "framehook.h"
6fd46414 34#include "opt.h"
f5a478f6 35#include "fifo.h"
f7d78f36 36#include "avstring.h"
a5e979f4 37#include "os_support.h"
daf8e955 38
7495c306
RP
39#if !defined(HAVE_GETRUSAGE) && defined(HAVE_GETPROCESSTIMES)
40#include <windows.h>
41#endif
42
4b54c6d0 43#if defined(HAVE_TERMIOS_H)
85f07f22
FB
44#include <unistd.h>
45#include <fcntl.h>
46#include <sys/ioctl.h>
85f07f22 47#include <sys/time.h>
85f07f22 48#include <termios.h>
5727b222 49#include <sys/resource.h>
4b54c6d0
RP
50#elif defined(HAVE_CONIO_H)
51#include <conio.h>
bdc4796f 52#endif
64c020a8 53#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 54#include <time.h>
85f07f22 55
f1cc88a5 56#include "version.h"
01310af2
FB
57#include "cmdutils.h"
58
2b18dcd0
MN
59#undef NDEBUG
60#include <assert.h>
61
c367d067
MN
62#undef exit
63
86074ed1
SS
64static const char program_name[] = "FFmpeg";
65static const int program_birth_year = 2000;
66
85f07f22
FB
67/* select an input stream for an output stream */
68typedef struct AVStreamMap {
69 int file_index;
70 int stream_index;
b4a3389e
WG
71 int sync_file_index;
72 int sync_stream_index;
85f07f22
FB
73} AVStreamMap;
74
0a38bafd
PB
75/** select an input file for an output file */
76typedef struct AVMetaDataMap {
77 int out_file;
78 int in_file;
79} AVMetaDataMap;
80
85f07f22
FB
81extern const OptionDef options[];
82
85f07f22
FB
83#define MAX_FILES 20
84
85static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 86static int64_t input_files_ts_offset[MAX_FILES];
85f07f22
FB
87static int nb_input_files = 0;
88
89static AVFormatContext *output_files[MAX_FILES];
90static int nb_output_files = 0;
91
92static AVStreamMap stream_maps[MAX_FILES];
93static int nb_stream_maps;
94
0a38bafd
PB
95static AVMetaDataMap meta_data_maps[MAX_FILES];
96static int nb_meta_data_maps;
97
79fdaa4c
FB
98static AVInputFormat *file_iformat;
99static AVOutputFormat *file_oformat;
55cf1959
MN
100static int frame_width = 0;
101static int frame_height = 0;
880e8ba7 102static float frame_aspect_ratio = 0;
644a9262 103static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
1ff93ffc
TK
104static int frame_padtop = 0;
105static int frame_padbottom = 0;
106static int frame_padleft = 0;
107static int frame_padright = 0;
108static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN
109static int frame_topBand = 0;
110static int frame_bottomBand = 0;
111static int frame_leftBand = 0;
112static int frame_rightBand = 0;
cf7fc795 113static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
9de0be61 114static AVRational frame_rate = (AVRational) {0,0};
158c7f05 115static float video_qscale = 0;
9cdd6a24 116static int video_qdiff = 3;
84f608f4
VM
117static uint16_t *intra_matrix = NULL;
118static uint16_t *inter_matrix = NULL;
ac2830ec 119#if 0 //experimental, (can be removed)
3aa102be
MN
120static float video_rc_qsquish=1.0;
121static float video_rc_qmod_amp=0;
122static int video_rc_qmod_freq=0;
ac2830ec 123#endif
464a631c 124static const char *video_rc_override_string=NULL;
85f07f22 125static int video_disable = 0;
f3356e9c 126static int video_discard = 0;
4a897224 127static char *video_codec_name = NULL;
b2a2197e 128static int video_codec_tag = 0;
85f07f22 129static int same_quality = 0;
cfcf0ffd 130static int do_deinterlace = 0;
f560dd82 131static int strict = 0;
bb198e19 132static int top_field_first = -1;
f4f3223f 133static int me_threshold = 0;
1a11cbcc 134static int intra_dc_precision = 8;
5894e1bb 135static int loop_input = 0;
8108551a 136static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 137static int qp_hist = 0;
85f07f22 138
85f07f22
FB
139static int intra_only = 0;
140static int audio_sample_rate = 44100;
c57c770d
JR
141#define QSCALE_NONE -99999
142static float audio_qscale = QSCALE_NONE;
85f07f22
FB
143static int audio_disable = 0;
144static int audio_channels = 1;
4a897224 145static char *audio_codec_name = NULL;
b2a2197e 146static int audio_codec_tag = 0;
cf7fc795
FB
147static char *audio_language = NULL;
148
11bf3847 149static int subtitle_disable = 0;
4a897224 150static char *subtitle_codec_name = NULL;
cf7fc795 151static char *subtitle_language = NULL;
85f07f22 152
17c88cb0
MN
153static float mux_preload= 0.5;
154static float mux_max_delay= 0.7;
2db3c638 155
0c1a9eda 156static int64_t recording_time = 0;
8831db5c 157static int64_t start_time = 0;
4568325a 158static int64_t rec_timestamp = 0;
a6a92a9a 159static int64_t input_ts_offset = 0;
85f07f22
FB
160static int file_overwrite = 0;
161static char *str_title = NULL;
162static char *str_author = NULL;
163static char *str_copyright = NULL;
164static char *str_comment = NULL;
ab759f6e 165static char *str_genre = NULL;
63d5075c 166static char *str_album = NULL;
5727b222 167static int do_benchmark = 0;
a0663ba4 168static int do_hex_dump = 0;
254abc2e 169static int do_pkt_dump = 0;
43f1708f 170static int do_psnr = 0;
5abdb4b1
FB
171static int do_pass = 0;
172static char *pass_logfilename = NULL;
1629626f
FB
173static int audio_stream_copy = 0;
174static int video_stream_copy = 0;
cf7fc795 175static int subtitle_stream_copy = 0;
986ebcdb
MN
176static int video_sync_method= 1;
177static int audio_sync_method= 0;
d4d226a8 178static float audio_drift_threshold= 0.1;
72bd8100 179static int copy_ts= 0;
ca80810b 180static int opt_shortest = 0; //
90ad92b3 181static int video_global_header = 0;
b60d1379 182static char *vstats_filename;
032aa7df 183static FILE *vstats_file;
50e143c4 184static int opt_programid = 0;
5abdb4b1 185
bdfcbbed
MK
186static int rate_emu = 0;
187
a5df11ab 188static int video_channel = 0;
df0cecdd 189static char *video_standard;
79a7c268 190
a9aa3467 191static int audio_volume = 256;
8aa3ee32 192
d9a916e2 193static int using_stdin = 0;
bee0d9e5 194static int using_vhook = 0;
f068206e 195static int verbose = 1;
9c3d33d6 196static int thread_count= 1;
b51469a0 197static int q_pressed = 0;
1008ceb3
MN
198static int64_t video_size = 0;
199static int64_t audio_size = 0;
200static int64_t extra_size = 0;
a6a92a9a
WG
201static int nb_frames_dup = 0;
202static int nb_frames_drop = 0;
6e454c38 203static int input_sync;
85ad1b0e 204static uint64_t limit_filesize = 0; //
d9a916e2 205
5b6d5596 206static int pgmyuv_compatibility_hack=0;
a8482aab 207static float dts_delta_threshold = 10;
5b6d5596 208
e60da588 209static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 210
29cc1c23
BF
211static const char **opt_names;
212static int opt_name_count;
213static AVCodecContext *avctx_opts[CODEC_TYPE_NB];
214static AVFormatContext *avformat_opts;
215static struct SwsContext *sws_opts;
216static int64_t timer_start;
8bbf6db9 217
748c2fca
MN
218static AVBitStreamFilterContext *video_bitstream_filters=NULL;
219static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 220static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 221static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 222
5abdb4b1 223#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22 224
b4a3389e
WG
225struct AVInputStream;
226
85f07f22
FB
227typedef struct AVOutputStream {
228 int file_index; /* file index */
229 int index; /* stream index in the output file */
230 int source_index; /* AVInputStream index */
231 AVStream *st; /* stream in the output file */
ec5517d5
FB
232 int encoding_needed; /* true if encoding needed for this stream */
233 int frame_number;
234 /* input pts and corresponding output pts
235 for A/V sync */
b4a3389e
WG
236 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
237 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 238 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 239 /* video only */
07d0cdfc 240 int video_resample;
a4d36c11 241 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
242 struct SwsContext *img_resample_ctx; /* for image resampling */
243 int resample_height;
34b10a57 244
07d0cdfc 245 int video_crop;
34b10a57
D
246 int topBand; /* cropping area sizes */
247 int leftBand;
115329f1 248
07d0cdfc 249 int video_pad;
1ff93ffc
TK
250 int padtop; /* padding area sizes */
251 int padbottom;
252 int padleft;
253 int padright;
115329f1 254
85f07f22
FB
255 /* audio only */
256 int audio_resample;
257 ReSampleContext *resample; /* for audio resampling */
f5a478f6 258 AVFifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 259 FILE *logfile;
85f07f22
FB
260} AVOutputStream;
261
262typedef struct AVInputStream {
263 int file_index;
264 int index;
265 AVStream *st;
266 int discard; /* true if stream data should be discarded */
267 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 268 int64_t sample_index; /* current sample */
bdfcbbed
MK
269
270 int64_t start; /* time when read started */
271 unsigned long frame; /* current frame */
254abc2e
FB
272 int64_t next_pts; /* synthetic pts for cases where pkt.pts
273 is not defined */
e7d0374f 274 int64_t pts; /* current pts */
ff4905a5 275 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB
276} AVInputStream;
277
278typedef struct AVInputFile {
279 int eof_reached; /* true if eof reached */
280 int ist_index; /* index of first stream in ist_table */
281 int buffer_size; /* current total buffer size */
79fdaa4c 282 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
283} AVInputFile;
284
e16e49ac 285#ifdef HAVE_TERMIOS_H
bdc4796f 286
85f07f22
FB
287/* init terminal so that we can grab keys */
288static struct termios oldtty;
d86b83f8 289#endif
85f07f22
FB
290
291static void term_exit(void)
292{
e16e49ac 293#ifdef HAVE_TERMIOS_H
85f07f22 294 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 295#endif
85f07f22
FB
296}
297
9680a722
RP
298static volatile sig_atomic_t received_sigterm = 0;
299
300static void
301sigterm_handler(int sig)
302{
303 received_sigterm = sig;
304 term_exit();
305}
306
85f07f22
FB
307static void term_init(void)
308{
e16e49ac 309#ifdef HAVE_TERMIOS_H
85f07f22
FB
310 struct termios tty;
311
312 tcgetattr (0, &tty);
313 oldtty = tty;
314
315 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
316 |INLCR|IGNCR|ICRNL|IXON);
317 tty.c_oflag |= OPOST;
318 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
319 tty.c_cflag &= ~(CSIZE|PARENB);
320 tty.c_cflag |= CS8;
321 tty.c_cc[VMIN] = 1;
322 tty.c_cc[VTIME] = 0;
115329f1 323
85f07f22 324 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
325 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
326#endif
85f07f22 327
9680a722 328 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722
RP
329 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
330 /*
331 register a function to be called at normal program termination
332 */
85f07f22 333 atexit(term_exit);
9ddd71fc
FR
334#ifdef CONFIG_BEOS_NETSERVER
335 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
336#endif
85f07f22
FB
337}
338
339/* read a key without blocking */
340static int read_key(void)
341{
4b54c6d0 342#if defined(HAVE_TERMIOS_H)
9ddd71fc 343 int n = 1;
85f07f22 344 unsigned char ch;
9ddd71fc
FR
345#ifndef CONFIG_BEOS_NETSERVER
346 struct timeval tv;
85f07f22
FB
347 fd_set rfds;
348
349 FD_ZERO(&rfds);
350 FD_SET(0, &rfds);
351 tv.tv_sec = 0;
352 tv.tv_usec = 0;
353 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 354#endif
85f07f22 355 if (n > 0) {
cb09b2ed
PG
356 n = read(0, &ch, 1);
357 if (n == 1)
85f07f22 358 return ch;
cb09b2ed
PG
359
360 return n;
85f07f22 361 }
4b54c6d0
RP
362#elif defined(HAVE_CONIO_H)
363 if(kbhit())
364 return(getch());
d86b83f8 365#endif
85f07f22
FB
366 return -1;
367}
368
b51469a0
LS
369static int decode_interrupt_cb(void)
370{
371 return q_pressed || (q_pressed = read_key() == 'q');
372}
373
b29f97d1 374static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 375{
79fdaa4c 376 int i, err;
85f07f22
FB
377 AVFormatContext *ic;
378
79fdaa4c
FB
379 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
380 if (err < 0)
381 return err;
85f07f22
FB
382 /* copy stream format */
383 s->nb_streams = ic->nb_streams;
384 for(i=0;i<ic->nb_streams;i++) {
385 AVStream *st;
1e491e29 386
f37f8d4c 387 // FIXME: a more elegant solution is needed
e1031171 388 st = av_mallocz(sizeof(AVStream));
85f07f22 389 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c
AB
390 st->codec = avcodec_alloc_context();
391 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22
FB
392 s->streams[i] = st;
393 }
394
395 av_close_input_file(ic);
396 return 0;
397}
398
b4a3389e
WG
399static double
400get_sync_ipts(const AVOutputStream *ost)
401{
402 const AVInputStream *ist = ost->sync_ist;
fec401f7 403 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
404}
405
748c2fca 406static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
407 int ret;
408
748c2fca
MN
409 while(bsfc){
410 AVPacket new_pkt= *pkt;
411 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
412 &new_pkt.data, &new_pkt.size,
413 pkt->data, pkt->size,
414 pkt->flags & PKT_FLAG_KEY);
7055cdac 415 if(a>0){
748c2fca
MN
416 av_free_packet(pkt);
417 new_pkt.destruct= av_destruct_packet;
7055cdac 418 } else if(a<0){
1f8e32cd
DB
419 fprintf(stderr, "%s failed for stream %d, codec %s",
420 bsfc->filter->name, pkt->stream_index,
421 avctx->codec ? avctx->codec->name : "copy");
7055cdac 422 print_error("", a);
748c2fca
MN
423 }
424 *pkt= new_pkt;
425
426 bsfc= bsfc->next;
427 }
428
0ac07031
MN
429 ret= av_interleaved_write_frame(s, pkt);
430 if(ret < 0){
431 print_error("av_interleaved_write_frame()", ret);
432 exit(1);
433 }
748c2fca
MN
434}
435
817b23ff 436#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 437
115329f1
DB
438static void do_audio_out(AVFormatContext *s,
439 AVOutputStream *ost,
85f07f22
FB
440 AVInputStream *ist,
441 unsigned char *buf, int size)
442{
0c1a9eda 443 uint8_t *buftmp;
d66c7abc
SC
444 static uint8_t *audio_buf = NULL;
445 static uint8_t *audio_out = NULL;
558eae03 446 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 447
85f07f22 448 int size_out, frame_bytes, ret;
01f4895c 449 AVCodecContext *enc= ost->st->codec;
2886f311 450 AVCodecContext *dec= ist->st->codec;
85f07f22 451
d66c7abc
SC
452 /* SC: dynamic allocation of buffers */
453 if (!audio_buf)
454 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
455 if (!audio_out)
558eae03 456 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
457 if (!audio_buf || !audio_out)
458 return; /* Should signal an error ! */
459
2886f311
460 if (enc->channels != dec->channels)
461 ost->audio_resample = 1;
462
463 if (ost->audio_resample && !ost->resample) {
464 ost->resample = audio_resample_init(enc->channels, dec->channels,
465 enc->sample_rate, dec->sample_rate);
466 if (!ost->resample) {
467 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
468 dec->channels, dec->sample_rate,
469 enc->channels, enc->sample_rate);
470 exit(1);
471 }
472 }
473
986ebcdb 474 if(audio_sync_method){
115329f1 475 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
f5a478f6 476 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN
477 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
478 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 479
986ebcdb
MN
480 //FIXME resample delay
481 if(fabs(delta) > 50){
d4d226a8 482 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 483 if(byte_delta < 0){
f41dd5aa 484 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
485 size += byte_delta;
486 buf -= byte_delta;
487 if(verbose > 2)
488 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
489 if(!size)
490 return;
491 ist->is_start=0;
492 }else{
493 static uint8_t *input_tmp= NULL;
494 input_tmp= av_realloc(input_tmp, byte_delta + size);
495
496 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
497 ist->is_start=0;
498 else
499 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
500
501 memset(input_tmp, 0, byte_delta);
502 memcpy(input_tmp + byte_delta, buf, size);
503 buf= input_tmp;
504 size += byte_delta;
505 if(verbose > 2)
506 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
507 }
508 }else if(audio_sync_method>1){
f66e4f5f 509 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN
510 assert(ost->audio_resample);
511 if(verbose > 2)
512 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
949b1a13 513// 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
514 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
515 }
115329f1 516 }
986ebcdb 517 }else
b4a3389e 518 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
f5a478f6 519 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
520
521 if (ost->audio_resample) {
522 buftmp = audio_buf;
115329f1 523 size_out = audio_resample(ost->resample,
85f07f22 524 (short *)buftmp, (short *)buf,
01f4895c 525 size / (ist->st->codec->channels * 2));
85f07f22
FB
526 size_out = size_out * enc->channels * 2;
527 } else {
528 buftmp = buf;
529 size_out = size;
530 }
531
532 /* now encode as many frames as possible */
a0663ba4 533 if (enc->frame_size > 1) {
85f07f22 534 /* output resampled raw samples */
a6ebca9e 535 av_fifo_realloc(&ost->fifo, av_fifo_size(&ost->fifo) + size_out + 1);
f5a478f6 536 av_fifo_write(&ost->fifo, buftmp, size_out);
85f07f22
FB
537
538 frame_bytes = enc->frame_size * 2 * enc->channels;
115329f1 539
f5a478f6 540 while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
e928649b
MN
541 AVPacket pkt;
542 av_init_packet(&pkt);
543
5bc440e7
MN
544 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
545
115329f1 546 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 547 (short *)audio_buf);
1008ceb3 548 audio_size += ret;
e928649b
MN
549 pkt.stream_index= ost->index;
550 pkt.data= audio_out;
551 pkt.size= ret;
e7902f20 552 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 553 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 554 pkt.flags |= PKT_FLAG_KEY;
748c2fca 555 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 556
986ebcdb 557 ost->sync_opts += enc->frame_size;
85f07f22
FB
558 }
559 } else {
e928649b
MN
560 AVPacket pkt;
561 av_init_packet(&pkt);
986ebcdb 562
c43042a7 563 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 564
a0663ba4
FB
565 /* output a pcm frame */
566 /* XXX: change encoding codec API to avoid this ? */
567 switch(enc->codec->id) {
b461b3bc
RD
568 case CODEC_ID_PCM_S32LE:
569 case CODEC_ID_PCM_S32BE:
570 case CODEC_ID_PCM_U32LE:
571 case CODEC_ID_PCM_U32BE:
572 size_out = size_out << 1;
573 break;
574 case CODEC_ID_PCM_S24LE:
575 case CODEC_ID_PCM_S24BE:
576 case CODEC_ID_PCM_U24LE:
577 case CODEC_ID_PCM_U24BE:
578 case CODEC_ID_PCM_S24DAUD:
579 size_out = size_out / 2 * 3;
580 break;
a0663ba4
FB
581 case CODEC_ID_PCM_S16LE:
582 case CODEC_ID_PCM_S16BE:
583 case CODEC_ID_PCM_U16LE:
584 case CODEC_ID_PCM_U16BE:
585 break;
586 default:
587 size_out = size_out >> 1;
588 break;
589 }
5bc440e7 590 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 591 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 592 (short *)buftmp);
1008ceb3 593 audio_size += ret;
e928649b
MN
594 pkt.stream_index= ost->index;
595 pkt.data= audio_out;
596 pkt.size= ret;
e7902f20 597 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 598 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 599 pkt.flags |= PKT_FLAG_KEY;
748c2fca 600 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB
601 }
602}
603
10d104e4
PG
604static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
605{
606 AVCodecContext *dec;
607 AVPicture *picture2;
608 AVPicture picture_tmp;
0c1a9eda 609 uint8_t *buf = 0;
10d104e4 610
01f4895c 611 dec = ist->st->codec;
10d104e4
PG
612
613 /* deinterlace : must be done before any resize */
bee0d9e5 614 if (do_deinterlace || using_vhook) {
10d104e4
PG
615 int size;
616
617 /* create temporary picture */
618 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
619 buf = av_malloc(size);
620 if (!buf)
621 return;
115329f1 622
10d104e4
PG
623 picture2 = &picture_tmp;
624 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
625
dafc3856 626 if (do_deinterlace){
115329f1 627 if(avpicture_deinterlace(picture2, picture,
dafc3856
MN
628 dec->pix_fmt, dec->width, dec->height) < 0) {
629 /* if error, do not deinterlace */
630 av_free(buf);
631 buf = NULL;
632 picture2 = picture;
633 }
634 } else {
636d6a4a 635 av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
bee0d9e5 636 }
10d104e4
PG
637 } else {
638 picture2 = picture;
639 }
640
d0f596b4 641 if (ENABLE_VHOOK)
390d5a7c
DB
642 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
643 1000000 * ist->pts / AV_TIME_BASE);
10d104e4
PG
644
645 if (picture != picture2)
646 *picture = *picture2;
647 *bufp = buf;
648}
649
ec5517d5
FB
650/* we begin to correct av delay at this threshold */
651#define AV_DELAY_MAX 0.100
85f07f22 652
115329f1
DB
653static void do_subtitle_out(AVFormatContext *s,
654 AVOutputStream *ost,
cf7fc795
FB
655 AVInputStream *ist,
656 AVSubtitle *sub,
657 int64_t pts)
658{
659 static uint8_t *subtitle_out = NULL;
660 int subtitle_out_max_size = 65536;
661 int subtitle_out_size, nb, i;
662 AVCodecContext *enc;
663 AVPacket pkt;
664
665 if (pts == AV_NOPTS_VALUE) {
666 fprintf(stderr, "Subtitle packets must have a pts\n");
667 return;
668 }
669
01f4895c 670 enc = ost->st->codec;
cf7fc795
FB
671
672 if (!subtitle_out) {
673 subtitle_out = av_malloc(subtitle_out_max_size);
674 }
675
676 /* Note: DVB subtitle need one packet to draw them and one other
677 packet to clear them */
678 /* XXX: signal it in the codec context ? */
679 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
680 nb = 2;
681 else
682 nb = 1;
683
684 for(i = 0; i < nb; i++) {
115329f1 685 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 686 subtitle_out_max_size, sub);
115329f1 687
cf7fc795
FB
688 av_init_packet(&pkt);
689 pkt.stream_index = ost->index;
690 pkt.data = subtitle_out;
691 pkt.size = subtitle_out_size;
fec401f7 692 pkt.pts = av_rescale_q(pts, ist->st->time_base, ost->st->time_base);
cf7fc795
FB
693 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
694 /* XXX: the pts correction is handled here. Maybe handling
695 it in the codec would be better */
696 if (i == 0)
697 pkt.pts += 90 * sub->start_display_time;
698 else
699 pkt.pts += 90 * sub->end_display_time;
700 }
748c2fca 701 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB
702 }
703}
704
8a6cb114 705static int bit_buffer_size= 1024*256;
27537106 706static uint8_t *bit_buffer= NULL;
1ff93ffc 707
115329f1
DB
708static void do_video_out(AVFormatContext *s,
709 AVOutputStream *ost,
85f07f22 710 AVInputStream *ist,
7a0f9d7e 711 AVFrame *in_picture,
986ebcdb 712 int *frame_size)
85f07f22 713{
ec5517d5 714 int nb_frames, i, ret;
07d0cdfc 715 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 716 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 717 AVCodecContext *enc, *dec;
115329f1 718
a4d36c11 719 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 720 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 721
01f4895c
MN
722 enc = ost->st->codec;
723 dec = ist->st->codec;
85f07f22 724
ec5517d5
FB
725 /* by default, we output a single frame */
726 nb_frames = 1;
727
204c0f48
PG
728 *frame_size = 0;
729
986ebcdb 730 if(video_sync_method){
10d104e4 731 double vdelta;
b4a3389e 732 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN
733 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
734 if (vdelta < -1.1)
735 nb_frames = 0;
880add37
MN
736 else if (video_sync_method == 2)
737 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
e928649b 738 else if (vdelta > 1.1)
70122f29 739 nb_frames = lrintf(vdelta);
949b1a13 740//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
50c3dd32
MN
741 if (nb_frames == 0){
742 ++nb_frames_drop;
743 if (verbose>2)
744 fprintf(stderr, "*** drop!\n");
8300609b
MN
745 }else if (nb_frames > 1) {
746 nb_frames_dup += nb_frames;
50c3dd32 747 if (verbose>2)
8300609b 748 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
749 }
750 }else
b4a3389e 751 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 752
7ca60994 753 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 754 if (nb_frames <= 0)
85f07f22 755 return;
ce7c56c2 756
07d0cdfc 757 if (ost->video_crop) {
636d6a4a 758 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
07d0cdfc 759 av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
4e780252 760 return;
07d0cdfc
LA
761 }
762 formatted_picture = &picture_crop_temp;
18a54b04
LA
763 } else {
764 formatted_picture = in_picture;
07d0cdfc
LA
765 }
766
767 final_picture = formatted_picture;
768 padding_src = formatted_picture;
769 resampling_dst = &ost->pict_tmp;
770 if (ost->video_pad) {
771 final_picture = &ost->pict_tmp;
772 if (ost->video_resample) {
636d6a4a 773 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
07d0cdfc 774 av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
4e780252 775 return;
07d0cdfc
LA
776 }
777 resampling_dst = &picture_pad_temp;
778 }
779 }
780
85f07f22 781 if (ost->video_resample) {
07d0cdfc 782 padding_src = NULL;
34b10a57 783 final_picture = &ost->pict_tmp;
18a54b04
LA
784 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
785 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 786 }
07d0cdfc
LA
787
788 if (ost->video_pad) {
636d6a4a 789 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA
790 enc->height, enc->width, enc->pix_fmt,
791 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 792 }
07d0cdfc 793
85f07f22 794 /* duplicates frame if needed */
ec5517d5 795 for(i=0;i<nb_frames;i++) {
e928649b
MN
796 AVPacket pkt;
797 av_init_packet(&pkt);
798 pkt.stream_index= ost->index;
799
e8750b00
FR
800 if (s->oformat->flags & AVFMT_RAWPICTURE) {
801 /* raw pictures are written as AVPicture structure to
802 avoid any copies. We support temorarily the older
803 method. */
2744ca9a 804 AVFrame* old_frame = enc->coded_frame;
bb270c08 805 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
806 pkt.data= (uint8_t *)final_picture;
807 pkt.size= sizeof(AVPicture);
b4dba580
MN
808 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
809 pkt.flags |= PKT_FLAG_KEY;
e928649b 810
748c2fca 811 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 812 enc->coded_frame = old_frame;
e8750b00 813 } else {
492cd3a9 814 AVFrame big_picture;
a4d36c11
MN
815
816 big_picture= *final_picture;
7a0f9d7e
FB
817 /* better than nothing: use input picture interlaced
818 settings */
819 big_picture.interlaced_frame = in_picture->interlaced_frame;
23b254fb 820 if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
821 if(top_field_first == -1)
822 big_picture.top_field_first = in_picture->top_field_first;
823 else
2a8edc5d 824 big_picture.top_field_first = top_field_first;
bb198e19 825 }
7a0f9d7e 826
85f07f22
FB
827 /* handles sameq here. This is not correct because it may
828 not be a global option */
829 if (same_quality) {
1e491e29
MN
830 big_picture.quality = ist->st->quality;
831 }else
832 big_picture.quality = ost->st->quality;
f4f3223f
MN
833 if(!me_threshold)
834 big_picture.pict_type = 0;
50c3dd32 835// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
836 big_picture.pts= ost->sync_opts;
837// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 838//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 839 ret = avcodec_encode_video(enc,
8a6cb114 840 bit_buffer, bit_buffer_size,
1e491e29 841 &big_picture);
4156a436
PI
842 if (ret == -1) {
843 fprintf(stderr, "Video encoding failed\n");
844 exit(1);
845 }
44429457 846 //enc->frame_number = enc->real_pict_num;
4bbc6260 847 if(ret>0){
27537106 848 pkt.data= bit_buffer;
e928649b 849 pkt.size= ret;
e7902f20 850 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 851 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 852/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
853 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
854 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 855
e928649b
MN
856 if(enc->coded_frame && enc->coded_frame->key_frame)
857 pkt.flags |= PKT_FLAG_KEY;
748c2fca 858 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b
MN
859 *frame_size = ret;
860 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
861 // enc->frame_number-1, enc->real_pict_num, ret,
862 // enc->pict_type);
863 /* if two pass, output log */
864 if (ost->logfile && enc->stats_out) {
865 fprintf(ost->logfile, "%s", enc->stats_out);
866 }
5abdb4b1 867 }
85f07f22 868 }
50c3dd32 869 ost->sync_opts++;
ec5517d5 870 ost->frame_number++;
85f07f22
FB
871 }
872}
873
140cb663 874static double psnr(double d){
b29f97d1 875 return -10.0*log(d)/log(10.0);
140cb663
MN
876}
877
115329f1 878static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 879 int frame_size)
ce7c56c2 880{
ce7c56c2
J
881 AVCodecContext *enc;
882 int frame_number;
ce7c56c2 883 double ti1, bitrate, avg_bitrate;
115329f1 884
b60d1379 885 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
886 if (!vstats_file) {
887 vstats_file = fopen(vstats_filename, "w");
888 if (!vstats_file) {
4bd0c2b1
BF
889 perror("fopen");
890 exit(1);
891 }
892 }
893
01f4895c 894 enc = ost->st->codec;
ce7c56c2 895 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 896 frame_number = ost->frame_number;
032aa7df 897 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 898 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 899 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 900
032aa7df 901 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 902 /* compute pts value */
c0df9d75 903 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
904 if (ti1 < 0.01)
905 ti1 = 0.01;
115329f1 906
c0df9d75 907 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 908 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 909 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 910 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 911 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 912 }
ec5517d5
FB
913}
914
b29f97d1 915static void print_report(AVFormatContext **output_files,
bb270c08
DB
916 AVOutputStream **ost_table, int nb_ostreams,
917 int is_last_report)
ec5517d5
FB
918{
919 char buf[1024];
920 AVOutputStream *ost;
921 AVFormatContext *oc, *os;
0c1a9eda 922 int64_t total_size;
ec5517d5
FB
923 AVCodecContext *enc;
924 int frame_number, vid, i;
925 double bitrate, ti1, pts;
0c1a9eda 926 static int64_t last_time = -1;
0888fd22 927 static int qp_histogram[52];
115329f1 928
ec5517d5 929 if (!is_last_report) {
0c1a9eda 930 int64_t cur_time;
ec5517d5
FB
931 /* display the report every 0.5 seconds */
932 cur_time = av_gettime();
933 if (last_time == -1) {
934 last_time = cur_time;
935 return;
115329f1 936 }
ec5517d5
FB
937 if ((cur_time - last_time) < 500000)
938 return;
939 last_time = cur_time;
940 }
941
ce7c56c2 942
ec5517d5
FB
943 oc = output_files[0];
944
899681cd 945 total_size = url_fsize(oc->pb);
859d95ba 946 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 947 total_size= url_ftell(oc->pb);
115329f1 948
ec5517d5
FB
949 buf[0] = '\0';
950 ti1 = 1e10;
951 vid = 0;
952 for(i=0;i<nb_ostreams;i++) {
953 ost = ost_table[i];
954 os = output_files[ost->file_index];
01f4895c 955 enc = ost->st->codec;
10d104e4 956 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 957 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
99fb79b5
BC
958 enc->coded_frame && !ost->st->stream_copy ?
959 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 960 }
ec5517d5 961 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW
962 float t = (av_gettime()-timer_start) / 1000000.0;
963
ec5517d5 964 frame_number = ost->frame_number;
7fc98937
LW
965 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
966 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
99fb79b5
BC
967 enc->coded_frame && !ost->st->stream_copy ?
968 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 969 if(is_last_report)
0ecca7a4 970 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
0888fd22
MN
971 if(qp_hist && enc->coded_frame){
972 int j;
973 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
974 if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
975 qp_histogram[qp]++;
976 for(j=0; j<32; j++)
977 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
978 }
890972be
MN
979 if (enc->flags&CODEC_FLAG_PSNR){
980 int j;
981 double error, error_sum=0;
982 double scale, scale_sum=0;
983 char type[3]= {'Y','U','V'};
0ecca7a4 984 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
985 for(j=0; j<3; j++){
986 if(is_last_report){
987 error= enc->error[j];
988 scale= enc->width*enc->height*255.0*255.0*frame_number;
989 }else{
990 error= enc->coded_frame->error[j];
991 scale= enc->width*enc->height*255.0*255.0;
992 }
993 if(j) scale/=4;
994 error_sum += error;
995 scale_sum += scale;
0ecca7a4 996 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 997 }
0ecca7a4 998 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 999 }
ec5517d5
FB
1000 vid = 1;
1001 }
1002 /* compute min output value */
43924f01 1003 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1004 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1005 ti1 = pts;
1006 }
1007 if (ti1 < 0.01)
1008 ti1 = 0.01;
115329f1 1009
f068206e
BE
1010 if (verbose || is_last_report) {
1011 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1012
1013 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
1014 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1015 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1016
bb270c08
DB
1017 if (verbose > 1)
1018 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1019 nb_frames_dup, nb_frames_drop);
115329f1 1020
d8019eb5
AD
1021 if (verbose >= 0)
1022 fprintf(stderr, "%s \r", buf);
1023
ec5517d5
FB
1024 fflush(stderr);
1025 }
115329f1 1026
1008ceb3
MN
1027 if (is_last_report && verbose >= 0){
1028 int64_t raw= audio_size + video_size + extra_size;
f068206e 1029 fprintf(stderr, "\n");
1008ceb3
MN
1030 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1031 video_size/1024.0,
1032 audio_size/1024.0,
1033 extra_size/1024.0,
1034 100.0*(total_size - raw)/raw
1035 );
1036 }
ce7c56c2
J
1037}
1038
a700a6ae
FB
1039/* pkt = NULL means EOF (needed to flush decoder buffers) */
1040static int output_packet(AVInputStream *ist, int ist_index,
1041 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1042 const AVPacket *pkt)
a700a6ae
FB
1043{
1044 AVFormatContext *os;
1045 AVOutputStream *ost;
1046 uint8_t *ptr;
1047 int len, ret, i;
1048 uint8_t *data_buf;
1049 int data_size, got_picture;
1050 AVFrame picture;
a700a6ae 1051 void *buffer_to_free;
f038fe8b 1052 static unsigned int samples_size= 0;
78953e62 1053 static short *samples= NULL;
cf7fc795
FB
1054 AVSubtitle subtitle, *subtitle_to_free;
1055 int got_subtitle;
115329f1 1056
ed923859
MN
1057 if(ist->next_pts == AV_NOPTS_VALUE)
1058 ist->next_pts= ist->pts;
1059
a700a6ae
FB
1060 if (pkt == NULL) {
1061 /* EOF handling */
1062 ptr = NULL;
1063 len = 0;
1064 goto handle_eof;
1065 }
1066
b1b818fc
MN
1067 if(pkt->dts != AV_NOPTS_VALUE)
1068 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1069
a700a6ae
FB
1070 len = pkt->size;
1071 ptr = pkt->data;
1072 while (len > 0) {
1073 handle_eof:
b1b818fc 1074 ist->pts= ist->next_pts;
19d5da50 1075
40cb57a2
MN
1076 if(len && len != pkt->size && verbose>0)
1077 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
1078
a700a6ae
FB
1079 /* decode the packet if needed */
1080 data_buf = NULL; /* fail safe */
1081 data_size = 0;
cf7fc795 1082 subtitle_to_free = NULL;
a700a6ae 1083 if (ist->decoding_needed) {
01f4895c 1084 switch(ist->st->codec->codec_type) {
df84ac2e 1085 case CODEC_TYPE_AUDIO:{
115329f1 1086 if(pkt)
5508d26b 1087 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
5d55e966 1088 data_size= samples_size;
a700a6ae
FB
1089 /* XXX: could avoid copy if PCM 16 bits with same
1090 endianness as CPU */
5d55e966 1091 ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
a700a6ae
FB
1092 ptr, len);
1093 if (ret < 0)
1094 goto fail_decode;
1095 ptr += ret;
1096 len -= ret;
1097 /* Some bug in mpeg audio decoder gives */
1098 /* data_size < 0, it seems they are overflows */
1099 if (data_size <= 0) {
1100 /* no audio frame */
1101 continue;
1102 }
1103 data_buf = (uint8_t *)samples;
115329f1 1104 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1105 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1106 break;}
a700a6ae 1107 case CODEC_TYPE_VIDEO:
01f4895c 1108 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1109 /* XXX: allocate picture correctly */
9740beff
MN
1110 avcodec_get_frame_defaults(&picture);
1111
115329f1 1112 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB
1113 &picture, &got_picture, ptr, len);
1114 ist->st->quality= picture.quality;
115329f1 1115 if (ret < 0)
a700a6ae
FB
1116 goto fail_decode;
1117 if (!got_picture) {
1118 /* no picture yet */
1119 goto discard_packet;
1120 }
01f4895c 1121 if (ist->st->codec->time_base.num != 0) {
115329f1 1122 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1123 ist->st->codec->time_base.num) /
1124 ist->st->codec->time_base.den;
a700a6ae
FB
1125 }
1126 len = 0;
1127 break;
cf7fc795 1128 case CODEC_TYPE_SUBTITLE:
115329f1 1129 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB
1130 &subtitle, &got_subtitle, ptr, len);
1131 if (ret < 0)
a700a6ae 1132 goto fail_decode;
cf7fc795
FB
1133 if (!got_subtitle) {
1134 goto discard_packet;
a700a6ae 1135 }
cf7fc795
FB
1136 subtitle_to_free = &subtitle;
1137 len = 0;
1138 break;
1139 default:
1140 goto fail_decode;
1141 }
1142 } else {
bde0705c
LW
1143 switch(ist->st->codec->codec_type) {
1144 case CODEC_TYPE_AUDIO:
1145 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1146 ist->st->codec->sample_rate;
bde0705c
LW
1147 break;
1148 case CODEC_TYPE_VIDEO:
1149 if (ist->st->codec->time_base.num != 0) {
1150 ist->next_pts += ((int64_t)AV_TIME_BASE *
1151 ist->st->codec->time_base.num) /
1152 ist->st->codec->time_base.den;
2fef0bdf 1153 }
bde0705c 1154 break;
a700a6ae 1155 }
bde0705c
LW
1156 data_buf = ptr;
1157 data_size = len;
1158 ret = len;
1159 len = 0;
1160 }
a700a6ae 1161
bde0705c
LW
1162 buffer_to_free = NULL;
1163 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1164 pre_process_video_frame(ist, (AVPicture *)&picture,
1165 &buffer_to_free);
1166 }
a700a6ae 1167
bde0705c
LW
1168 // preprocess audio (volume)
1169 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1170 if (audio_volume != 256) {
1171 short *volp;
1172 volp = samples;
1173 for(i=0;i<(data_size / sizeof(short));i++) {
1174 int v = ((*volp) * audio_volume + 128) >> 8;
1175 if (v < -32768) v = -32768;
1176 if (v > 32767) v = 32767;
1177 *volp++ = v;
7e987c33
C
1178 }
1179 }
bde0705c 1180 }
7e987c33 1181
bde0705c
LW
1182 /* frame rate emulation */
1183 if (ist->st->codec->rate_emu) {
1184 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1185 int64_t now = av_gettime() - ist->start;
1186 if (pts > now)
1187 usleep(pts - now);
a700a6ae 1188
bde0705c
LW
1189 ist->frame++;
1190 }
a700a6ae
FB
1191
1192#if 0
bde0705c
LW
1193 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1194 is the one of the next displayed one */
1195 /* XXX: add mpeg4 too ? */
1196 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1197 if (ist->st->codec->pict_type != B_TYPE) {
1198 int64_t tmp;
1199 tmp = ist->last_ip_pts;
1200 ist->last_ip_pts = ist->frac_pts.val;
1201 ist->frac_pts.val = tmp;
a700a6ae 1202 }
bde0705c 1203 }
a700a6ae 1204#endif
bde0705c
LW
1205 /* if output time reached then transcode raw format,
1206 encode packets and output them */
1207 if (start_time == 0 || ist->pts >= start_time)
1208 for(i=0;i<nb_ostreams;i++) {
1209 int frame_size;
a700a6ae 1210
bde0705c
LW
1211 ost = ost_table[i];
1212 if (ost->source_index == ist_index) {
1213 os = output_files[ost->file_index];
a700a6ae
FB
1214
1215#if 0
bde0705c
LW
1216 printf("%d: got pts=%0.3f %0.3f\n", i,
1217 (double)pkt->pts / AV_TIME_BASE,
1218 ((double)ist->pts / AV_TIME_BASE) -
1219 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae 1220#endif
bde0705c
LW
1221 /* set the input output pts pairs */
1222 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1223
1224 if (ost->encoding_needed) {
1225 switch(ost->st->codec->codec_type) {
1226 case CODEC_TYPE_AUDIO:
1227 do_audio_out(os, ost, ist, data_buf, data_size);
1228 break;
1229 case CODEC_TYPE_VIDEO:
1230 do_video_out(os, ost, ist, &picture, &frame_size);
1231 video_size += frame_size;
b60d1379 1232 if (vstats_filename && frame_size)
bde0705c
LW
1233 do_video_stats(os, ost, frame_size);
1234 break;
1235 case CODEC_TYPE_SUBTITLE:
1236 do_subtitle_out(os, ost, ist, &subtitle,
1237 pkt->pts);
1238 break;
1239 default:
0f4e8165 1240 abort();
bde0705c
LW
1241 }
1242 } else {
1243 AVFrame avframe; //FIXME/XXX remove this
1244 AVPacket opkt;
1245 av_init_packet(&opkt);
1246
7cacf1e8
MN
1247 if (!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY))
1248 continue;
1249
bde0705c
LW
1250 /* no reencoding needed : output the packet directly */
1251 /* force the input stream PTS */
1252
1253 avcodec_get_frame_defaults(&avframe);
1254 ost->st->codec->coded_frame= &avframe;
1255 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1256
1257 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1258 audio_size += data_size;
1259 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1260 video_size += data_size;
1261 ost->sync_opts++;
1262 }
1263
1264 opkt.stream_index= ost->index;
1265 if(pkt->pts != AV_NOPTS_VALUE)
fec401f7 1266 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1267 else
1268 opkt.pts= AV_NOPTS_VALUE;
1269
bde0705c 1270 if (pkt->dts == AV_NOPTS_VALUE)
c0dd7b7c 1271 opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
6c55b27f 1272 else
c0dd7b7c
MN
1273 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1274
a03d59b7 1275 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1276 opkt.flags= pkt->flags;
1277
1278 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1279 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1280 opkt.destruct= av_destruct_packet;
1281
8b389f15 1282 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW
1283 ost->st->codec->frame_number++;
1284 ost->frame_number++;
1285 av_free_packet(&opkt);
a700a6ae
FB
1286 }
1287 }
bde0705c
LW
1288 }
1289 av_free(buffer_to_free);
1290 /* XXX: allocate the subtitles in the codec ? */
1291 if (subtitle_to_free) {
1292 if (subtitle_to_free->rects != NULL) {
1293 for (i = 0; i < subtitle_to_free->num_rects; i++) {
1294 av_free(subtitle_to_free->rects[i].bitmap);
1295 av_free(subtitle_to_free->rects[i].rgba_palette);
c6ec28b1 1296 }
bde0705c 1297 av_freep(&subtitle_to_free->rects);
cf7fc795 1298 }
bde0705c
LW
1299 subtitle_to_free->num_rects = 0;
1300 subtitle_to_free = NULL;
a700a6ae 1301 }
bde0705c 1302 }
a700a6ae 1303 discard_packet:
6f824977
MN
1304 if (pkt == NULL) {
1305 /* EOF handling */
115329f1 1306
6f824977
MN
1307 for(i=0;i<nb_ostreams;i++) {
1308 ost = ost_table[i];
1309 if (ost->source_index == ist_index) {
01f4895c 1310 AVCodecContext *enc= ost->st->codec;
6f824977 1311 os = output_files[ost->file_index];
115329f1 1312
01f4895c 1313 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1314 continue;
01f4895c 1315 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1316 continue;
1317
1318 if (ost->encoding_needed) {
1319 for(;;) {
1320 AVPacket pkt;
cef7cc72 1321 int fifo_bytes;
6f824977
MN
1322 av_init_packet(&pkt);
1323 pkt.stream_index= ost->index;
115329f1 1324
01f4895c 1325 switch(ost->st->codec->codec_type) {
115329f1 1326 case CODEC_TYPE_AUDIO:
f5a478f6 1327 fifo_bytes = av_fifo_size(&ost->fifo);
cef7cc72
JR
1328 ret = 0;
1329 /* encode any samples remaining in fifo */
1330 if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1331 int fs_tmp = enc->frame_size;
1332 enc->frame_size = fifo_bytes / (2 * enc->channels);
f5a478f6 1333 if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
cef7cc72
JR
1334 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1335 }
1336 enc->frame_size = fs_tmp;
9e0db7d5
MN
1337 }
1338 if(ret <= 0) {
cef7cc72
JR
1339 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1340 }
6f824977
MN
1341 audio_size += ret;
1342 pkt.flags |= PKT_FLAG_KEY;
1343 break;
1344 case CODEC_TYPE_VIDEO:
8a6cb114 1345 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1346 video_size += ret;
1347 if(enc->coded_frame && enc->coded_frame->key_frame)
1348 pkt.flags |= PKT_FLAG_KEY;
1349 if (ost->logfile && enc->stats_out) {
1350 fprintf(ost->logfile, "%s", enc->stats_out);
1351 }
1352 break;
1353 default:
1354 ret=-1;
1355 }
115329f1 1356
6f824977
MN
1357 if(ret<=0)
1358 break;
27537106 1359 pkt.data= bit_buffer;
6f824977 1360 pkt.size= ret;
e7902f20 1361 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1362 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1363 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1364 }
1365 }
1366 }
1367 }
1368 }
115329f1 1369
a700a6ae
FB
1370 return 0;
1371 fail_decode:
1372 return -1;
1373}
1374
6d1ba1ac
LA
1375static void print_sdp(AVFormatContext **avc, int n)
1376{
1377 char sdp[2048];
1378
1379 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1380 printf("SDP:\n%s\n", sdp);
1381}
a700a6ae 1382
50e143c4
NS
1383static int stream_index_from_inputs(AVFormatContext **input_files,
1384 int nb_input_files,
1385 AVInputFile *file_table,
1386 AVInputStream **ist_table,
1387 enum CodecType type,
1388 int programid)
1389{
c1a4cdf9 1390 int p, q, z;
50e143c4
NS
1391 for(z=0; z<nb_input_files; z++) {
1392 AVFormatContext *ic = input_files[z];
1393 for(p=0; p<ic->nb_programs; p++) {
1394 AVProgram *program = ic->programs[p];
1395 if(program->id != programid)
1396 continue;
1397 for(q=0; q<program->nb_stream_indexes; q++) {
1398 int sidx = program->stream_index[q];
1399 int ris = file_table[z].ist_index + sidx;
1400 if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1401 return ris;
1402 }
1403 }
1404 }
1405
1406 return -1;
1407}
1408
85f07f22
FB
1409/*
1410 * The following code is the main loop of the file converter
1411 */
1412static int av_encode(AVFormatContext **output_files,
1413 int nb_output_files,
1414 AVFormatContext **input_files,
1415 int nb_input_files,
1416 AVStreamMap *stream_maps, int nb_stream_maps)
1417{
445f1b83 1418 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1419 AVFormatContext *is, *os;
1420 AVCodecContext *codec, *icodec;
1421 AVOutputStream *ost, **ost_table = NULL;
1422 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1423 AVInputFile *file_table;
cb09b2ed 1424 int key;
6d1ba1ac 1425 int want_sdp = 1;
bdc4796f 1426
90901860 1427 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1428 if (!file_table)
1429 goto fail;
115329f1 1430
85f07f22
FB
1431 /* input stream init */
1432 j = 0;
1433 for(i=0;i<nb_input_files;i++) {
1434 is = input_files[i];
1435 file_table[i].ist_index = j;
79fdaa4c 1436 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1437 j += is->nb_streams;
1438 }
1439 nb_istreams = j;
1440
1441 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1442 if (!ist_table)
bdc4796f 1443 goto fail;
115329f1 1444
85f07f22
FB
1445 for(i=0;i<nb_istreams;i++) {
1446 ist = av_mallocz(sizeof(AVInputStream));
1447 if (!ist)
1448 goto fail;
1449 ist_table[i] = ist;
1450 }
1451 j = 0;
1452 for(i=0;i<nb_input_files;i++) {
1453 is = input_files[i];
1454 for(k=0;k<is->nb_streams;k++) {
1455 ist = ist_table[j++];
1456 ist->st = is->streams[k];
1457 ist->file_index = i;
1458 ist->index = k;
1459 ist->discard = 1; /* the stream is discarded by default
1460 (changed later) */
bdfcbbed 1461
01f4895c 1462 if (ist->st->codec->rate_emu) {
bdfcbbed
MK
1463 ist->start = av_gettime();
1464 ist->frame = 0;
1465 }
85f07f22
FB
1466 }
1467 }
1468
1469 /* output stream init */
1470 nb_ostreams = 0;
1471 for(i=0;i<nb_output_files;i++) {
1472 os = output_files[i];
8a7bde1c
BC
1473 if (!os->nb_streams) {
1474 fprintf(stderr, "Output file does not contain any stream\n");
1475 exit(1);
1476 }
85f07f22
FB
1477 nb_ostreams += os->nb_streams;
1478 }
1479 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1480 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1481 exit(1);
1482 }
1483
bd073980
BF
1484 /* Sanity check the mapping args -- do the input files & streams exist? */
1485 for(i=0;i<nb_stream_maps;i++) {
1486 int fi = stream_maps[i].file_index;
1487 int si = stream_maps[i].stream_index;
115329f1 1488
bd073980
BF
1489 if (fi < 0 || fi > nb_input_files - 1 ||
1490 si < 0 || si > file_table[fi].nb_streams - 1) {
1491 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1492 exit(1);
1493 }
b4a3389e
WG
1494 fi = stream_maps[i].sync_file_index;
1495 si = stream_maps[i].sync_stream_index;
1496 if (fi < 0 || fi > nb_input_files - 1 ||
1497 si < 0 || si > file_table[fi].nb_streams - 1) {
1498 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1499 exit(1);
1500 }
bd073980 1501 }
115329f1 1502
85f07f22
FB
1503 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1504 if (!ost_table)
1505 goto fail;
1506 for(i=0;i<nb_ostreams;i++) {
1507 ost = av_mallocz(sizeof(AVOutputStream));
1508 if (!ost)
1509 goto fail;
1510 ost_table[i] = ost;
1511 }
115329f1 1512
85f07f22
FB
1513 n = 0;
1514 for(k=0;k<nb_output_files;k++) {
1515 os = output_files[k];
1516 for(i=0;i<os->nb_streams;i++) {
1517 int found;
1518 ost = ost_table[n++];
1519 ost->file_index = k;
1520 ost->index = i;
1521 ost->st = os->streams[i];
1522 if (nb_stream_maps > 0) {
115329f1 1523 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
85f07f22 1524 stream_maps[n-1].stream_index;
115329f1 1525
bd073980 1526 /* Sanity check that the stream types match */
01f4895c 1527 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
bd073980
BF
1528 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1529 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1530 ost->file_index, ost->index);
1531 exit(1);
1532 }
115329f1 1533
85f07f22 1534 } else {
50e143c4
NS
1535 if(opt_programid) {
1536 found = 0;
1537 j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1538 if(j != -1) {
1539 ost->source_index = j;
1540 found = 1;
1541 }
1542 } else {
a15bc651
NS
1543 /* get corresponding input stream index : we select the first one with the right type */
1544 found = 0;
85f07f22
FB
1545 for(j=0;j<nb_istreams;j++) {
1546 ist = ist_table[j];
a15bc651
NS
1547 if (ist->discard &&
1548 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1549 ost->source_index = j;
1550 found = 1;
a15bc651 1551 break;
85f07f22
FB
1552 }
1553 }
a15bc651
NS
1554 }
1555
1556 if (!found) {
1557 if(! opt_programid) {
1558 /* try again and reuse existing stream */
1559 for(j=0;j<nb_istreams;j++) {
1560 ist = ist_table[j];
1561 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1562 ost->source_index = j;
1563 found = 1;
1564 }
1565 }
50e143c4 1566 }
85f07f22
FB
1567 if (!found) {
1568 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1569 ost->file_index, ost->index);
1570 exit(1);
1571 }
1572 }
1573 }
1574 ist = ist_table[ost->source_index];
1575 ist->discard = 0;
b4a3389e
WG
1576 ost->sync_ist = (nb_stream_maps > 0) ?
1577 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1578 stream_maps[n-1].sync_stream_index] : ist;
85f07f22
FB
1579 }
1580 }
1581
85f07f22
FB
1582 /* for each output stream, we compute the right encoding parameters */
1583 for(i=0;i<nb_ostreams;i++) {
1584 ost = ost_table[i];
365515ac 1585 os = output_files[ost->file_index];
85f07f22
FB
1586 ist = ist_table[ost->source_index];
1587
01f4895c
MN
1588 codec = ost->st->codec;
1589 icodec = ist->st->codec;
85f07f22 1590
8e0d882b
AJ
1591 if (!ost->st->language[0])
1592 av_strlcpy(ost->st->language, ist->st->language,
1593 sizeof(ost->st->language));
1594
90c2295b
ES
1595 ost->st->disposition = ist->st->disposition;
1596
1629626f
FB
1597 if (ost->st->stream_copy) {
1598 /* if stream_copy is selected, no need to decode or encode */
1599 codec->codec_id = icodec->codec_id;
1600 codec->codec_type = icodec->codec_type;
365515ac
MN
1601
1602 if(!codec->codec_tag){
1603 if( !os->oformat->codec_tag
1604 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
1605 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1606 codec->codec_tag = icodec->codec_tag;
1607 }
1608
1629626f 1609 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1610 codec->extradata= icodec->extradata;
1611 codec->extradata_size= icodec->extradata_size;
4408e75e 1612 if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
d29de719
MN
1613 codec->time_base = icodec->time_base;
1614 else
1615 codec->time_base = ist->st->time_base;
1629626f
FB
1616 switch(codec->codec_type) {
1617 case CODEC_TYPE_AUDIO:
1618 codec->sample_rate = icodec->sample_rate;
1619 codec->channels = icodec->channels;
0a3b0447 1620 codec->frame_size = icodec->frame_size;
c1344911 1621 codec->block_align= icodec->block_align;
4efd6f58
MN
1622 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1623 codec->block_align= 0;
1629626f
FB
1624 break;
1625 case CODEC_TYPE_VIDEO:
8d74e55b
MD
1626 if(using_vhook) {
1627 fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1628 exit(1);
1629 }
9df3437f 1630 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
1631 codec->width = icodec->width;
1632 codec->height = icodec->height;
ff8cc24b 1633 codec->has_b_frames = icodec->has_b_frames;
1629626f 1634 break;
cf7fc795
FB
1635 case CODEC_TYPE_SUBTITLE:
1636 break;
1629626f 1637 default:
0f4e8165 1638 abort();
1629626f
FB
1639 }
1640 } else {
1641 switch(codec->codec_type) {
1642 case CODEC_TYPE_AUDIO:
10e7fc7c 1643 if (av_fifo_init(&ost->fifo, 1024))
85f07f22 1644 goto fail;
2886f311
1645 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1646 icodec->request_channels = codec->channels;
85f07f22
FB
1647 ist->decoding_needed = 1;
1648 ost->encoding_needed = 1;
1629626f
FB
1649 break;
1650 case CODEC_TYPE_VIDEO:
c3f11d19
LA
1651 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1652 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1653 ost->video_resample = ((codec->width != icodec->width -
1654 (frame_leftBand + frame_rightBand) +
1655 (frame_padleft + frame_padright)) ||
1656 (codec->height != icodec->height -
1657 (frame_topBand + frame_bottomBand) +
18a54b04
LA
1658 (frame_padtop + frame_padbottom)) ||
1659 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1660 if (ost->video_crop) {
34b10a57
D
1661 ost->topBand = frame_topBand;
1662 ost->leftBand = frame_leftBand;
c3f11d19
LA
1663 }
1664 if (ost->video_pad) {
1ff93ffc
TK
1665 ost->padtop = frame_padtop;
1666 ost->padleft = frame_padleft;
1667 ost->padbottom = frame_padbottom;
1668 ost->padright = frame_padright;
c3f11d19
LA
1669 if (!ost->video_resample) {
1670 avcodec_get_frame_defaults(&ost->pict_tmp);
1671 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1672 codec->width, codec->height ) )
1673 goto fail;
1674 }
1675 }
1676 if (ost->video_resample) {
2de28abb 1677 avcodec_get_frame_defaults(&ost->pict_tmp);
18a54b04 1678 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
eddc482d
BC
1679 codec->width, codec->height ) ) {
1680 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
7a168618 1681 exit(1);
eddc482d 1682 }
9de8e6ac 1683 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
1684 ost->img_resample_ctx = sws_getContext(
1685 icodec->width - (frame_leftBand + frame_rightBand),
1686 icodec->height - (frame_topBand + frame_bottomBand),
1687 icodec->pix_fmt,
07d0cdfc
LA
1688 codec->width - (frame_padleft + frame_padright),
1689 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA
1690 codec->pix_fmt,
1691 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
1692 if (ost->img_resample_ctx == NULL) {
1693 fprintf(stderr, "Cannot get resampling context\n");
1694 exit(1);
1695 }
18a54b04 1696 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
85f07f22
FB
1697 }
1698 ost->encoding_needed = 1;
1699 ist->decoding_needed = 1;
1629626f 1700 break;
cf7fc795
FB
1701 case CODEC_TYPE_SUBTITLE:
1702 ost->encoding_needed = 1;
1703 ist->decoding_needed = 1;
1704 break;
1629626f 1705 default:
0f4e8165 1706 abort();
cf7fc795 1707 break;
85f07f22 1708 }
1629626f 1709 /* two pass mode */
115329f1 1710 if (ost->encoding_needed &&
1629626f
FB
1711 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1712 char logfilename[1024];
1713 FILE *f;
1714 int size;
1715 char *logbuffer;
115329f1
DB
1716
1717 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1718 pass_logfilename ?
1629626f
FB
1719 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1720 if (codec->flags & CODEC_FLAG_PASS1) {
1721 f = fopen(logfilename, "w");
1722 if (!f) {
1723 perror(logfilename);
1724 exit(1);
1725 }
1726 ost->logfile = f;
1727 } else {
1728 /* read the log file */
1729 f = fopen(logfilename, "r");
1730 if (!f) {
1731 perror(logfilename);
1732 exit(1);
1733 }
1734 fseek(f, 0, SEEK_END);
1735 size = ftell(f);
1736 fseek(f, 0, SEEK_SET);
1737 logbuffer = av_malloc(size + 1);
1738 if (!logbuffer) {
1739 fprintf(stderr, "Could not allocate log buffer\n");
1740 exit(1);
1741 }
4776fa92 1742 size = fread(logbuffer, 1, size, f);
1629626f
FB
1743 fclose(f);
1744 logbuffer[size] = '\0';
1745 codec->stats_in = logbuffer;
5abdb4b1 1746 }
5abdb4b1
FB
1747 }
1748 }
8a6cb114
MN
1749 if(codec->codec_type == CODEC_TYPE_VIDEO){
1750 int size= codec->width * codec->height;
1751 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1752 }
85f07f22
FB
1753 }
1754
8a6cb114
MN
1755 if (!bit_buffer)
1756 bit_buffer = av_malloc(bit_buffer_size);
1757 if (!bit_buffer)
1758 goto fail;
1759
1629626f
FB
1760 /* dump the file output parameters - cannot be done before in case
1761 of stream copy */
1762 for(i=0;i<nb_output_files;i++) {
1763 dump_format(output_files[i], i, output_files[i]->filename, 1);
1764 }
1765
1766 /* dump the stream mapping */
d8019eb5
AD
1767 if (verbose >= 0) {
1768 fprintf(stderr, "Stream mapping:\n");
1769 for(i=0;i<nb_ostreams;i++) {
1770 ost = ost_table[i];
b4a3389e 1771 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD
1772 ist_table[ost->source_index]->file_index,
1773 ist_table[ost->source_index]->index,
115329f1 1774 ost->file_index,
d8019eb5 1775 ost->index);
b4a3389e
WG
1776 if (ost->sync_ist != ist_table[ost->source_index])
1777 fprintf(stderr, " [sync #%d.%d]",
1778 ost->sync_ist->file_index,
1779 ost->sync_ist->index);
1780 fprintf(stderr, "\n");
d8019eb5 1781 }
1629626f
FB
1782 }
1783
85f07f22
FB
1784 /* open each encoder */
1785 for(i=0;i<nb_ostreams;i++) {
1786 ost = ost_table[i];
1787 if (ost->encoding_needed) {
1788 AVCodec *codec;
01f4895c 1789 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 1790 if (!codec) {
115329f1 1791 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
85f07f22
FB
1792 ost->file_index, ost->index);
1793 exit(1);
1794 }
01f4895c 1795 if (avcodec_open(ost->st->codec, codec) < 0) {
115329f1 1796 fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
85f07f22
FB
1797 ost->file_index, ost->index);
1798 exit(1);
1799 }
01f4895c 1800 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
1801 }
1802 }
1803
1804 /* open each decoder */
1805 for(i=0;i<nb_istreams;i++) {
1806 ist = ist_table[i];
1807 if (ist->decoding_needed) {
1808 AVCodec *codec;
01f4895c 1809 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1810 if (!codec) {
115329f1 1811 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01f4895c 1812 ist->st->codec->codec_id, ist->file_index, ist->index);
85f07f22
FB
1813 exit(1);
1814 }
01f4895c 1815 if (avcodec_open(ist->st->codec, codec) < 0) {
115329f1 1816 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
85f07f22
FB
1817 ist->file_index, ist->index);
1818 exit(1);
1819 }
01f4895c
MN
1820 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1821 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1822 }
1823 }
1824
1825 /* init pts */
1826 for(i=0;i<nb_istreams;i++) {
1827 ist = ist_table[i];
bb270c08 1828 is = input_files[ist->file_index];
e7d0374f 1829 ist->pts = 0;
48291040 1830 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 1831 ist->is_start = 1;
85f07f22 1832 }
bd1b79a1 1833
0a38bafd
PB
1834 /* set meta data information from input file if required */
1835 for (i=0;i<nb_meta_data_maps;i++) {
1836 AVFormatContext *out_file;
1837 AVFormatContext *in_file;
1838
1839 int out_file_index = meta_data_maps[i].out_file;
1840 int in_file_index = meta_data_maps[i].in_file;
1841 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1842 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
8fa36ae0 1843 ret = AVERROR(EINVAL);
0a38bafd
PB
1844 goto fail;
1845 }
1846 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1847 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
8fa36ae0 1848 ret = AVERROR(EINVAL);
0a38bafd 1849 goto fail;
115329f1
DB
1850 }
1851
0a38bafd
PB
1852 out_file = output_files[out_file_index];
1853 in_file = input_files[in_file_index];
1854
1855 strcpy(out_file->title, in_file->title);
1856 strcpy(out_file->author, in_file->author);
1857 strcpy(out_file->copyright, in_file->copyright);
1858 strcpy(out_file->comment, in_file->comment);
1859 strcpy(out_file->album, in_file->album);
1860 out_file->year = in_file->year;
1861 out_file->track = in_file->track;
1862 strcpy(out_file->genre, in_file->genre);
1863 }
115329f1 1864
85f07f22
FB
1865 /* open files and write file headers */
1866 for(i=0;i<nb_output_files;i++) {
1867 os = output_files[i];
79fdaa4c 1868 if (av_write_header(os) < 0) {
65bf3c53 1869 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
8fa36ae0 1870 ret = AVERROR(EINVAL);
a38469e1
FB
1871 goto fail;
1872 }
6d1ba1ac
LA
1873 if (strcmp(output_files[i]->oformat->name, "rtp")) {
1874 want_sdp = 0;
1875 }
1876 }
1877 if (want_sdp) {
1878 print_sdp(output_files, nb_output_files);
85f07f22
FB
1879 }
1880
d8019eb5 1881 if ( !using_stdin && verbose >= 0) {
d9a916e2 1882 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1883 url_set_interrupt_cb(decode_interrupt_cb);
1884 }
a38469e1
FB
1885 term_init();
1886
cb09b2ed 1887 key = -1;
7fc98937 1888 timer_start = av_gettime();
51bd4565 1889
d9a916e2 1890 for(; received_sigterm == 0;) {
85f07f22
FB
1891 int file_index, ist_index;
1892 AVPacket pkt;
a9aeda81
PB
1893 double ipts_min;
1894 double opts_min;
23ffe323 1895
85f07f22 1896 redo:
a9aeda81
PB
1897 ipts_min= 1e100;
1898 opts_min= 1e100;
a38469e1 1899 /* if 'q' pressed, exits */
d9a916e2 1900 if (!using_stdin) {
b51469a0
LS
1901 if (q_pressed)
1902 break;
cb09b2ed
PG
1903 /* read_key() returns 0 on EOF */
1904 key = read_key();
1905 if (key == 'q')
1906 break;
1907 }
a38469e1 1908
ec5517d5
FB
1909 /* select the stream that we must read now by looking at the
1910 smallest output pts */
85f07f22 1911 file_index = -1;
ec5517d5 1912 for(i=0;i<nb_ostreams;i++) {
23ffe323 1913 double ipts, opts;
ec5517d5
FB
1914 ost = ost_table[i];
1915 os = output_files[ost->file_index];
1916 ist = ist_table[ost->source_index];
01f4895c
MN
1917 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1918 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 1919 else
c0df9d75 1920 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
1921 ipts = (double)ist->pts;
1922 if (!file_table[ist->file_index].eof_reached){
1923 if(ipts < ipts_min) {
1924 ipts_min = ipts;
1925 if(input_sync ) file_index = ist->file_index;
1926 }
1927 if(opts < opts_min) {
1928 opts_min = opts;
1929 if(!input_sync) file_index = ist->file_index;
1930 }
85f07f22 1931 }
01f4895c 1932 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
1933 file_index= -1;
1934 break;
1935 }
85f07f22
FB
1936 }
1937 /* if none, if is finished */
51bd4565 1938 if (file_index < 0) {
85f07f22 1939 break;
ec5517d5
FB
1940 }
1941
85f07f22 1942 /* finish if recording time exhausted */
23ffe323 1943 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1944 break;
ec5517d5 1945
b6e16b86 1946 /* finish if limit size exhausted */
899681cd 1947 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C
1948 break;
1949
254abc2e 1950 /* read a frame from it and output it in the fifo */
85f07f22 1951 is = input_files[file_index];
254abc2e 1952 if (av_read_frame(is, &pkt) < 0) {
85f07f22 1953 file_table[file_index].eof_reached = 1;
d24ce947
AB
1954 if (opt_shortest)
1955 break;
1956 else
1957 continue;
85f07f22 1958 }
303e50e6 1959
254abc2e 1960 if (do_pkt_dump) {
750f0e1f 1961 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 1962 }
79fdaa4c
FB
1963 /* the following test is needed in case new streams appear
1964 dynamically in stream : we ignore them */
1965 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1966 goto discard_packet;
85f07f22
FB
1967 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1968 ist = ist_table[ist_index];
bf5af568
FB
1969 if (ist->discard)
1970 goto discard_packet;
85f07f22 1971
fec401f7
MN
1972 if (pkt.dts != AV_NOPTS_VALUE)
1973 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1974 if (pkt.pts != AV_NOPTS_VALUE)
1975 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1976
949b1a13 1977// 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);
fdb86eb1 1978 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
81d6d520
MN
1979 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
1980 int64_t delta= pkt_dts - ist->next_pts;
1981 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
1982 input_files_ts_offset[ist->file_index]-= delta;
1983 if (verbose > 2)
4733abcb 1984 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
1985 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
1986 if(pkt.pts != AV_NOPTS_VALUE)
1987 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
1988 }
1989 }
1990
8831db5c 1991 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 1992 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
1993
1994 if (verbose >= 0)
1995 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1996 ist->file_index, ist->index);
1997
a700a6ae
FB
1998 av_free_packet(&pkt);
1999 goto redo;
fe08925f 2000 }
cf7fc795 2001
bf5af568 2002 discard_packet:
85f07f22 2003 av_free_packet(&pkt);
115329f1 2004
ec5517d5
FB
2005 /* dump report by using the output first video and audio streams */
2006 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2007 }
a700a6ae
FB
2008
2009 /* at the end of stream, we must flush the decoder buffers */
2010 for(i=0;i<nb_istreams;i++) {
2011 ist = ist_table[i];
2012 if (ist->decoding_needed) {
2013 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2014 }
2015 }
2016
a38469e1 2017 term_exit();
85f07f22 2018
c4e37247
MN
2019 /* write the trailer if needed and close file */
2020 for(i=0;i<nb_output_files;i++) {
2021 os = output_files[i];
2022 av_write_trailer(os);
2023 }
2024
37f5cd5a
MN
2025 /* dump report by using the first video and audio streams */
2026 print_report(output_files, ost_table, nb_ostreams, 1);
2027
85f07f22
FB
2028 /* close each encoder */
2029 for(i=0;i<nb_ostreams;i++) {
2030 ost = ost_table[i];
2031 if (ost->encoding_needed) {
01f4895c
MN
2032 av_freep(&ost->st->codec->stats_in);
2033 avcodec_close(ost->st->codec);
85f07f22
FB
2034 }
2035 }
115329f1 2036
85f07f22
FB
2037 /* close each decoder */
2038 for(i=0;i<nb_istreams;i++) {
2039 ist = ist_table[i];
2040 if (ist->decoding_needed) {
01f4895c 2041 avcodec_close(ist->st->codec);
85f07f22
FB
2042 }
2043 }
85f07f22 2044
85f07f22 2045 /* finished ! */
115329f1 2046
85f07f22
FB
2047 ret = 0;
2048 fail1:
83b07470 2049 av_freep(&bit_buffer);
0f1578af 2050 av_free(file_table);
bdc4796f 2051
85f07f22
FB
2052 if (ist_table) {
2053 for(i=0;i<nb_istreams;i++) {
2054 ist = ist_table[i];
0f1578af 2055 av_free(ist);
85f07f22 2056 }
0f1578af 2057 av_free(ist_table);
85f07f22
FB
2058 }
2059 if (ost_table) {
2060 for(i=0;i<nb_ostreams;i++) {
2061 ost = ost_table[i];
2062 if (ost) {
5abdb4b1
FB
2063 if (ost->logfile) {
2064 fclose(ost->logfile);
2065 ost->logfile = NULL;
2066 }
f5a478f6
RS
2067 av_fifo_free(&ost->fifo); /* works even if fifo is not
2068 initialized but set to zero */
0f1578af 2069 av_free(ost->pict_tmp.data[0]);
85f07f22 2070 if (ost->video_resample)
18a54b04 2071 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2072 if (ost->resample)
85f07f22 2073 audio_resample_close(ost->resample);
0f1578af 2074 av_free(ost);
85f07f22
FB
2075 }
2076 }
0f1578af 2077 av_free(ost_table);
85f07f22
FB
2078 }
2079 return ret;
2080 fail:
8fa36ae0 2081 ret = AVERROR(ENOMEM);
85f07f22
FB
2082 goto fail1;
2083}
2084
2085#if 0
2086int file_read(const char *filename)
2087{
2088 URLContext *h;
2089 unsigned char buffer[1024];
2090 int len, i;
2091
2092 if (url_open(&h, filename, O_RDONLY) < 0) {
2093 printf("could not open '%s'\n", filename);
2094 return -1;
2095 }
2096 for(;;) {
2097 len = url_read(h, buffer, sizeof(buffer));
2098 if (len <= 0)
2099 break;
2100 for(i=0;i<len;i++) putchar(buffer[i]);
2101 }
2102 url_close(h);
2103 return 0;
2104}
2105#endif
2106
b29f97d1 2107static void opt_format(const char *arg)
85f07f22 2108{
817b23ff
FB
2109 /* compatibility stuff for pgmyuv */
2110 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2111 pgmyuv_compatibility_hack=1;
9286699a 2112// opt_image_format(arg);
5b6d5596 2113 arg = "image2";
17ceb4f9 2114 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2115 }
2116
79fdaa4c
FB
2117 file_iformat = av_find_input_format(arg);
2118 file_oformat = guess_format(arg, NULL, NULL);
2119 if (!file_iformat && !file_oformat) {
2120 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB
2121 exit(1);
2122 }
85f07f22
FB
2123}
2124
3b855466 2125extern int ffm_nopts;
3b855466
DB
2126
2127static int opt_default(const char *opt, const char *arg){
2128 int type;
2129 const AVOption *o= NULL;
2130 int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0};
2131
2132 for(type=0; type<CODEC_TYPE_NB; type++){
2133 const AVOption *o2 = av_find_opt(avctx_opts[0], opt, NULL, opt_types[type], opt_types[type]);
2134 if(o2)
2135 o = av_set_string(avctx_opts[type], opt, arg);
2136 }
2137 if(!o)
2138 o = av_set_string(avformat_opts, opt, arg);
2139 if(!o)
2140 o = av_set_string(sws_opts, opt, arg);
2141 if(!o){
2142 if(opt[0] == 'a')
2143 o = av_set_string(avctx_opts[CODEC_TYPE_AUDIO], opt+1, arg);
2144 else if(opt[0] == 'v')
2145 o = av_set_string(avctx_opts[CODEC_TYPE_VIDEO], opt+1, arg);
2146 else if(opt[0] == 's')
2147 o = av_set_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt+1, arg);
2148 }
2149 if(!o)
2150 return -1;
2151
2152// av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avctx_opts, opt, NULL), (int)av_get_int(avctx_opts, opt, NULL));
2153
2154 //FIXME we should always use avctx_opts, ... for storing options so there wont be any need to keep track of whats set over this
2155 opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
2156 opt_names[opt_name_count++]= o->name;
2157
2158#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
2159 /* disable generate of real time pts in ffm (need to be supressed anyway) */
2160 if(avctx_opts[0]->flags & CODEC_FLAG_BITEXACT)
2161 ffm_nopts = 1;
2162#endif
2163
2164 if(avctx_opts[0]->debug)
a309073b 2165 av_log_set_level(AV_LOG_DEBUG);
3b855466
DB
2166 return 0;
2167}
2168
464a631c 2169static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2170{
2171 video_rc_override_string = arg;
2172}
2173
f4f3223f
MN
2174static void opt_me_threshold(const char *arg)
2175{
2176 me_threshold = atoi(arg);
2177}
2178
f068206e
BE
2179static void opt_verbose(const char *arg)
2180{
2181 verbose = atoi(arg);
b3574faa 2182 av_log_set_level(verbose);
f068206e
BE
2183}
2184
b29f97d1 2185static void opt_frame_rate(const char *arg)
85f07f22 2186{
b33ece16 2187 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
445f1b83 2188 fprintf(stderr, "Incorrect frame rate\n");
bb270c08 2189 exit(1);
445f1b83 2190 }
85f07f22
FB
2191}
2192
ebde2a2c 2193static int opt_bitrate(const char *opt, const char *arg)
1b1656c6
RP
2194{
2195 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2196
2197 opt_default(opt, arg);
2198
2199 if (av_get_int(avctx_opts[codec_type], "b", NULL) < 1000)
2200 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2201
2202 return 0;
1b1656c6
RP
2203}
2204
b29f97d1 2205static void opt_frame_crop_top(const char *arg)
ab6d194a 2206{
115329f1 2207 frame_topBand = atoi(arg);
ab6d194a
MN
2208 if (frame_topBand < 0) {
2209 fprintf(stderr, "Incorrect top crop size\n");
2210 exit(1);
2211 }
2212 if ((frame_topBand % 2) != 0) {
2213 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2214 exit(1);
2215 }
2216 if ((frame_topBand) >= frame_height){
bb270c08 2217 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2218 exit(1);
2219 }
2220 frame_height -= frame_topBand;
2221}
2222
b29f97d1 2223static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2224{
2225 frame_bottomBand = atoi(arg);
2226 if (frame_bottomBand < 0) {
2227 fprintf(stderr, "Incorrect bottom crop size\n");
2228 exit(1);
2229 }
2230 if ((frame_bottomBand % 2) != 0) {
2231 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
115329f1 2232 exit(1);
ab6d194a
MN
2233 }
2234 if ((frame_bottomBand) >= frame_height){
bb270c08 2235 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2236 exit(1);
2237 }
2238 frame_height -= frame_bottomBand;
2239}
2240
b29f97d1 2241static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2242{
2243 frame_leftBand = atoi(arg);
2244 if (frame_leftBand < 0) {
2245 fprintf(stderr, "Incorrect left crop size\n");
2246 exit(1);
2247 }
2248 if ((frame_leftBand % 2) != 0) {
2249 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2250 exit(1);
2251 }
2252 if ((frame_leftBand) >= frame_width){
bb270c08 2253 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2254 exit(1);
2255 }
2256 frame_width -= frame_leftBand;
2257}
2258
b29f97d1 2259static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2260{
2261 frame_rightBand = atoi(arg);
2262 if (frame_rightBand < 0) {
2263 fprintf(stderr, "Incorrect right crop size\n");
2264 exit(1);
2265 }
2266 if ((frame_rightBand % 2) != 0) {
2267 fprintf(stderr, "Right crop size must be a multiple of 2\n");
115329f1 2268 exit(1);
ab6d194a
MN
2269 }
2270 if ((frame_rightBand) >= frame_width){
bb270c08 2271 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2272 exit(1);
2273 }
2274 frame_width -= frame_rightBand;
2275}
2276
b29f97d1 2277static void opt_frame_size(const char *arg)
85f07f22 2278{
b33ece16 2279 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
2280 fprintf(stderr, "Incorrect frame size\n");
2281 exit(1);
2282 }
2283 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2284 fprintf(stderr, "Frame size must be a multiple of 2\n");
2285 exit(1);
2286 }
2287}
2288
1ff93ffc
TK
2289
2290#define SCALEBITS 10
2291#define ONE_HALF (1 << (SCALEBITS - 1))
bb270c08 2292#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
1ff93ffc
TK
2293
2294#define RGB_TO_Y(r, g, b) \
2295((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2296 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2297
2298#define RGB_TO_U(r1, g1, b1, shift)\
2299(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2300 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2301
2302#define RGB_TO_V(r1, g1, b1, shift)\
2303(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2304 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2305
2306static void opt_pad_color(const char *arg) {
2307 /* Input is expected to be six hex digits similar to
2308 how colors are expressed in html tags (but without the #) */
2309 int rgb = strtol(arg, NULL, 16);
2310 int r,g,b;
115329f1
DB
2311
2312 r = (rgb >> 16);
1ff93ffc
TK
2313 g = ((rgb >> 8) & 255);
2314 b = (rgb & 255);
2315
2316 padcolor[0] = RGB_TO_Y(r,g,b);
2317 padcolor[1] = RGB_TO_U(r,g,b,0);
2318 padcolor[2] = RGB_TO_V(r,g,b,0);
2319}
2320
2321static void opt_frame_pad_top(const char *arg)
2322{
115329f1 2323 frame_padtop = atoi(arg);
1ff93ffc
TK
2324 if (frame_padtop < 0) {
2325 fprintf(stderr, "Incorrect top pad size\n");
2326 exit(1);
2327 }
2328 if ((frame_padtop % 2) != 0) {
2329 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2330 exit(1);
2331 }
2332}
2333
2334static void opt_frame_pad_bottom(const char *arg)
2335{
115329f1 2336 frame_padbottom = atoi(arg);
1ff93ffc
TK
2337 if (frame_padbottom < 0) {
2338 fprintf(stderr, "Incorrect bottom pad size\n");
2339 exit(1);
2340 }
2341 if ((frame_padbottom % 2) != 0) {
2342 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2343 exit(1);
2344 }
2345}
2346
2347
2348static void opt_frame_pad_left(const char *arg)
2349{
115329f1 2350 frame_padleft = atoi(arg);
1ff93ffc
TK
2351 if (frame_padleft < 0) {
2352 fprintf(stderr, "Incorrect left pad size\n");
2353 exit(1);
2354 }
2355 if ((frame_padleft % 2) != 0) {
2356 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2357 exit(1);
2358 }
2359}
2360
2361
2362static void opt_frame_pad_right(const char *arg)
2363{
115329f1 2364 frame_padright = atoi(arg);
1ff93ffc
TK
2365 if (frame_padright < 0) {
2366 fprintf(stderr, "Incorrect right pad size\n");
2367 exit(1);
2368 }
2369 if ((frame_padright % 2) != 0) {
2370 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2371 exit(1);
2372 }
2373}
2374
c3b95b1d
SS
2375void list_pix_fmts(void)
2376{
2377 int i;
2378 char pix_fmt_str[128];
2379 for (i=-1; i < PIX_FMT_NB; i++) {
2380 avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
2381 fprintf(stdout, "%s\n", pix_fmt_str);
2382 }
2383}
1ff93ffc 2384
63167088
RS
2385static void opt_frame_pix_fmt(const char *arg)
2386{
c3b95b1d
SS
2387 if (strcmp(arg, "list"))
2388 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2389 else {
2390 list_pix_fmts();
2391 exit(0);
2392 }
63167088
RS
2393}
2394
5fe03e38
RS
2395static void opt_frame_aspect_ratio(const char *arg)
2396{
2397 int x = 0, y = 0;
2398 double ar = 0;
2399 const char *p;
815f98cc 2400 char *end;
115329f1 2401
5fe03e38
RS
2402 p = strchr(arg, ':');
2403 if (p) {
815f98cc
AJ
2404 x = strtol(arg, &end, 10);
2405 if (end == p)
2406 y = strtol(end+1, &end, 10);
bb270c08
DB
2407 if (x > 0 && y > 0)
2408 ar = (double)x / (double)y;
5fe03e38 2409 } else
815f98cc 2410 ar = strtod(arg, NULL);
5fe03e38
RS
2411
2412 if (!ar) {
2413 fprintf(stderr, "Incorrect aspect ratio specification.\n");
bb270c08 2414 exit(1);
5fe03e38
RS
2415 }
2416 frame_aspect_ratio = ar;
2417}
2418
b29f97d1 2419static void opt_qscale(const char *arg)
85f07f22 2420{
158c7f05 2421 video_qscale = atof(arg);
4e64bead 2422 if (video_qscale <= 0 ||
158c7f05 2423 video_qscale > 255) {
4e64bead 2424 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
85f07f22
FB
2425 exit(1);
2426 }
2427}
2428
b29f97d1 2429static void opt_qdiff(const char *arg)
9cdd6a24
MN
2430{
2431 video_qdiff = atoi(arg);
2432 if (video_qdiff < 0 ||
2433 video_qdiff > 31) {
2434 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2435 exit(1);
2436 }
2437}
2438
b29f97d1 2439static void opt_strict(const char *arg)
f560dd82
MN
2440{
2441 strict= atoi(arg);
2442}
2443
bb198e19
MN
2444static void opt_top_field_first(const char *arg)
2445{
2446 top_field_first= atoi(arg);
2447}
2448
9c3d33d6
MN
2449static void opt_thread_count(const char *arg)
2450{
2451 thread_count= atoi(arg);
2450cff2 2452#if !defined(HAVE_THREADS)
d8019eb5
AD
2453 if (verbose >= 0)
2454 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2455#endif
9c3d33d6
MN
2456}
2457
b29f97d1 2458static void opt_audio_rate(const char *arg)
85f07f22
FB
2459{
2460 audio_sample_rate = atoi(arg);
2461}
2462
b29f97d1 2463static void opt_audio_channels(const char *arg)
85f07f22
FB
2464{
2465 audio_channels = atoi(arg);
2466}
2467
b29f97d1 2468static void opt_video_channel(const char *arg)
a5df11ab
FB
2469{
2470 video_channel = strtol(arg, NULL, 0);
2471}
2472
e3ee3283
AB
2473static void opt_video_standard(const char *arg)
2474{
2475 video_standard = av_strdup(arg);
2476}
2477
4a897224 2478static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2479 int codec_type, const char *arg)
85f07f22 2480{
4a897224 2481 av_freep(pcodec_name);
1629626f 2482 if (!strcmp(arg, "copy")) {
cf7fc795 2483 *pstream_copy = 1;
85f07f22 2484 } else {
4a897224 2485 *pcodec_name = av_strdup(arg);
85f07f22
FB
2486 }
2487}
2488
cf7fc795
FB
2489static void opt_audio_codec(const char *arg)
2490{
4a897224 2491 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB
2492}
2493
b2a2197e
MN
2494static void opt_audio_tag(const char *arg)
2495{
2496 char *tail;
2497 audio_codec_tag= strtol(arg, &tail, 0);
2498
2499 if(!tail || *tail)
2500 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2501}
2502
2503static void opt_video_tag(const char *arg)
2504{
2505 char *tail;
2506 video_codec_tag= strtol(arg, &tail, 0);
2507
2508 if(!tail || *tail)
2509 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2510}
2511
d0f596b4 2512#ifdef CONFIG_VHOOK
b29f97d1 2513static void add_frame_hooker(const char *arg)
10d104e4
PG
2514{
2515 int argc = 0;
2516 char *argv[64];
2517 int i;
e9a9e0c2 2518 char *args = av_strdup(arg);
10d104e4 2519
bee0d9e5
CY
2520 using_vhook = 1;
2521
10d104e4
PG
2522 argv[0] = strtok(args, " ");
2523 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2524 }
2525
2526 i = frame_hook_add(argc, argv);
2527
2528 if (i != 0) {
2529 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2530 exit(1);
2531 }
2532}
d0f596b4 2533#endif
10d104e4 2534
b29f97d1 2535static void opt_video_codec(const char *arg)
85f07f22 2536{
4a897224 2537 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2538}
85f07f22 2539
cf7fc795
FB
2540static void opt_subtitle_codec(const char *arg)
2541{
4a897224 2542 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB
2543}
2544
b29f97d1 2545static void opt_map(const char *arg)
85f07f22
FB
2546{
2547 AVStreamMap *m;
815f98cc 2548 char *p;
85f07f22 2549
85f07f22
FB
2550 m = &stream_maps[nb_stream_maps++];
2551
815f98cc 2552 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
2553 if (*p)
2554 p++;
a5dc85ef 2555
815f98cc 2556 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
2557 if (*p) {
2558 p++;
815f98cc 2559 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
2560 if (*p)
2561 p++;
815f98cc 2562 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
2563 } else {
2564 m->sync_file_index = m->file_index;
2565 m->sync_stream_index = m->stream_index;
2566 }
85f07f22
FB
2567}
2568
0a38bafd
PB
2569static void opt_map_meta_data(const char *arg)
2570{
2571 AVMetaDataMap *m;
815f98cc 2572 char *p;
115329f1 2573
0a38bafd
PB
2574 m = &meta_data_maps[nb_meta_data_maps++];
2575
815f98cc 2576 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB
2577 if (*p)
2578 p++;
2579
815f98cc 2580 m->in_file = strtol(p, &p, 0);
0a38bafd
PB
2581}
2582
972d628a 2583static int64_t parse_time_or_die(const char *context, const char *timestr, int is_duration)
f9436161
SS
2584{
2585 int64_t us = parse_date(timestr, is_duration);
2586 if (us == INT64_MIN) {
972d628a
SS
2587 fprintf(stderr, "Invalid %s specification for %s: %s\n",
2588 is_duration ? "duration" : "date", context, timestr);
f9436161
SS
2589 exit(1);
2590 }
2591 return us;
2592}
2593
b29f97d1 2594static void opt_recording_time(const char *arg)
85f07f22 2595{
972d628a 2596 recording_time = parse_time_or_die("t", arg, 1);
85f07f22
FB
2597}
2598
8831db5c
MN
2599static void opt_start_time(const char *arg)
2600{
972d628a 2601 start_time = parse_time_or_die("ss", arg, 1);
8831db5c
MN
2602}
2603
4568325a
RS
2604static void opt_rec_timestamp(const char *arg)
2605{
972d628a 2606 rec_timestamp = parse_time_or_die("timestamp", arg, 0) / 1000000;
4568325a
RS
2607}
2608
a6a92a9a
WG
2609static void opt_input_ts_offset(const char *arg)
2610{
972d628a 2611 input_ts_offset = parse_time_or_die("itsoffset", arg, 1);
a6a92a9a
WG
2612}
2613
4a897224
NG
2614static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2615{
f73008d8 2616 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
2617 AVCodec *codec;
2618
2619 if(!name)
2620 return CODEC_ID_NONE;
2621 codec = encoder ?
2622 avcodec_find_encoder_by_name(name) :
2623 avcodec_find_decoder_by_name(name);
2624 if(!codec) {
4f489292 2625 av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name);
4a897224
NG
2626 exit(1);
2627 }
2628 if(codec->type != type) {
4f489292 2629 av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name);
4a897224
NG
2630 exit(1);
2631 }
2632 return codec->id;
2633}
2634
b29f97d1 2635static void opt_input_file(const char *filename)
85f07f22
FB
2636{
2637 AVFormatContext *ic;
2638 AVFormatParameters params, *ap = &params;
14bea432 2639 int err, i, ret, rfps, rfps_base;
bd1b79a1 2640 int64_t timestamp;
85f07f22 2641
b242baa4
FB
2642 if (!strcmp(filename, "-"))
2643 filename = "pipe:";
2644
115329f1 2645 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2646 !strcmp( filename, "/dev/stdin" );
2647
85f07f22 2648 /* get default parameters from command line */
4eb72c6b
NS
2649 ic = av_alloc_format_context();
2650
79fdaa4c 2651 memset(ap, 0, sizeof(*ap));
4eb72c6b 2652 ap->prealloced_context = 1;
79fdaa4c
FB
2653 ap->sample_rate = audio_sample_rate;
2654 ap->channels = audio_channels;
b33ece16
SS
2655 ap->time_base.den = frame_rate.num;
2656 ap->time_base.num = frame_rate.den;
1ff93ffc
TK
2657 ap->width = frame_width + frame_padleft + frame_padright;
2658 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2659 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2660 ap->channel = video_channel;
2661 ap->standard = video_standard;
4a897224
NG
2662 ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
2663 ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
5b6d5596
MN
2664 if(pgmyuv_compatibility_hack)
2665 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c 2666
4eb72c6b 2667 for(i=0; i<opt_name_count; i++){
4b59cf6c 2668 char buf[256];
bd31a388 2669 const AVOption *opt;
6b80f1a1 2670 const char *str= av_get_string(avformat_opts, opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
2671 if(str && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2672 av_set_string(ic, opt_names[i], str);
4eb72c6b 2673 }
62600469
MN
2674
2675 ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
2676 ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
2677 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
2678
79fdaa4c
FB
2679 /* open the input file with generic libav function */
2680 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2681 if (err < 0) {
79fdaa4c 2682 print_error(filename, err);
85f07f22
FB
2683 exit(1);
2684 }
50e143c4
NS
2685 if(opt_programid) {
2686 int i;
2687 for(i=0; i<ic->nb_programs; i++)
2688 if(ic->programs[i]->id != opt_programid)
2689 ic->programs[i]->discard = AVDISCARD_ALL;
2690 }
30bc6613 2691
5894e1bb
VP
2692 ic->loop_input = loop_input;
2693
79fdaa4c
FB
2694 /* If not enough info to get the stream parameters, we decode the
2695 first frames to get it. (used in mpeg case for example) */
2696 ret = av_find_stream_info(ic);
d8019eb5 2697 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2698 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2699 exit(1);
2700 }
2701
bd1b79a1
MN
2702 timestamp = start_time;
2703 /* add the stream start time */
2704 if (ic->start_time != AV_NOPTS_VALUE)
2705 timestamp += ic->start_time;
2706
254abc2e
FB
2707 /* if seeking requested, we execute it */
2708 if (start_time != 0) {
3ba1438d 2709 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2710 if (ret < 0) {
115329f1 2711 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB
2712 filename, (double)timestamp / AV_TIME_BASE);
2713 }
2714 /* reset seek info */
2715 start_time = 0;
2716 }
2717
85f07f22
FB
2718 /* update the current parameters so that they match the one of the input stream */
2719 for(i=0;i<ic->nb_streams;i++) {
637b5326 2720 int j;
01f4895c 2721 AVCodecContext *enc = ic->streams[i]->codec;
c62c07d3
MN
2722 if(thread_count>1)
2723 avcodec_thread_init(enc, thread_count);
c62c07d3 2724 enc->thread_count= thread_count;
85f07f22
FB
2725 switch(enc->codec_type) {
2726 case CODEC_TYPE_AUDIO:
637b5326 2727 for(j=0; j<opt_name_count; j++){
4b59cf6c 2728 char buf[256];
bd31a388 2729 const AVOption *opt;
6b80f1a1 2730 const char *str= av_get_string(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt, buf, sizeof(buf));
4b59cf6c
MN
2731 if(str && (opt->flags & AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2732 av_set_string(enc, opt_names[j], str);
637b5326 2733 }
e0d2714a 2734 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2735 audio_channels = enc->channels;
2736 audio_sample_rate = enc->sample_rate;
b4aea108 2737 if(audio_disable)
f3356e9c 2738 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2739 break;
2740 case CODEC_TYPE_VIDEO:
637b5326 2741 for(j=0; j<opt_name_count; j++){
4b59cf6c 2742 char buf[256];
bd31a388 2743 const AVOption *opt;
6b80f1a1 2744 const char *str= av_get_string(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt, buf, sizeof(buf));
4b59cf6c
MN
2745 if(str && (opt->flags & AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2746 av_set_string(enc, opt_names[j], str);
637b5326 2747 }
85f07f22
FB
2748 frame_height = enc->height;
2749 frame_width = enc->width;
bb270c08
DB
2750 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2751 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2752 rfps = ic->streams[i]->r_frame_rate.num;
2753 rfps_base = ic->streams[i]->r_frame_rate.den;
637b5326 2754 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN
2755 if(me_threshold)
2756 enc->debug |= FF_DEBUG_MV;
d7425f59 2757
115329f1 2758 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2759
2760 if (verbose >= 0)
386c88de 2761 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2762 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2763
15bc38e5 2764 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2765 }
bf5af568 2766 /* update the current frame rate to match the stream frame rate */
b33ece16
SS
2767 frame_rate.num = rfps;
2768 frame_rate.den = rfps_base;
bdfcbbed
MK
2769
2770 enc->rate_emu = rate_emu;
b4aea108 2771 if(video_disable)
f3356e9c
MN
2772 ic->streams[i]->discard= AVDISCARD_ALL;
2773 else if(video_discard)
2774 ic->streams[i]->discard= video_discard;
85f07f22 2775 break;
254abc2e
FB
2776 case CODEC_TYPE_DATA:
2777 break;
cf7fc795 2778 case CODEC_TYPE_SUBTITLE:
11bf3847
AJ
2779 if(subtitle_disable)
2780 ic->streams[i]->discard = AVDISCARD_ALL;
cf7fc795 2781 break;
f8d7c9d3 2782 case CODEC_TYPE_ATTACHMENT:
ae38261e
MB
2783 case CODEC_TYPE_UNKNOWN:
2784 break;
51bd4565 2785 default:
0f4e8165 2786 abort();
85f07f22
FB
2787 }
2788 }
115329f1 2789
85f07f22 2790 input_files[nb_input_files] = ic;
bd1b79a1 2791 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2792 /* dump the file content */
d8019eb5
AD
2793 if (verbose >= 0)
2794 dump_format(ic, nb_input_files, filename, 0);
2795
85f07f22 2796 nb_input_files++;
79fdaa4c
FB
2797 file_iformat = NULL;
2798 file_oformat = NULL;
bdfcbbed 2799
2639c651 2800 video_channel = 0;
115329f1 2801
bdfcbbed 2802 rate_emu = 0;
a06a18c5
BC
2803 av_freep(&video_codec_name);
2804 av_freep(&audio_codec_name);
2805 av_freep(&subtitle_codec_name);
85f07f22
FB
2806}
2807
11bf3847
AJ
2808static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
2809 int *has_subtitle_ptr)
919f448d 2810{
11bf3847 2811 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB
2812 AVFormatContext *ic;
2813
2814 has_video = 0;
2815 has_audio = 0;
11bf3847 2816 has_subtitle = 0;
919f448d
FB
2817 for(j=0;j<nb_input_files;j++) {
2818 ic = input_files[j];
2819 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2820 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB
2821 switch(enc->codec_type) {
2822 case CODEC_TYPE_AUDIO:
2823 has_audio = 1;
2824 break;
2825 case CODEC_TYPE_VIDEO:
2826 has_video = 1;
2827 break;
11bf3847
AJ
2828 case CODEC_TYPE_SUBTITLE:
2829 has_subtitle = 1;
2830 break;
6fb316d5 2831 case CODEC_TYPE_DATA:
f8d7c9d3 2832 case CODEC_TYPE_ATTACHMENT:
ae38261e 2833 case CODEC_TYPE_UNKNOWN:
6fb316d5 2834 break;
51bd4565 2835 default:
0f4e8165 2836 abort();
919f448d
FB
2837 }
2838 }
2839 }
2840 *has_video_ptr = has_video;
2841 *has_audio_ptr = has_audio;
11bf3847 2842 *has_subtitle_ptr = has_subtitle;
919f448d
FB
2843}
2844
cf7fc795 2845static void new_video_stream(AVFormatContext *oc)
85f07f22
FB
2846{
2847 AVStream *st;
cf7fc795
FB
2848 AVCodecContext *video_enc;
2849 int codec_id;
115329f1 2850
cf7fc795
FB
2851 st = av_new_stream(oc, oc->nb_streams);
2852 if (!st) {
2853 fprintf(stderr, "Could not alloc stream\n");
2854 exit(1);
2855 }
54cc9c46 2856 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN
2857 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
2858 video_bitstream_filters= NULL;
2859
cf7fc795 2860 if(thread_count>1)
01f4895c 2861 avcodec_thread_init(st->codec, thread_count);
115329f1 2862
01f4895c 2863 video_enc = st->codec;
115329f1 2864
cf7fc795
FB
2865 if(video_codec_tag)
2866 video_enc->codec_tag= video_codec_tag;
115329f1 2867
90ad92b3 2868 if( (video_global_header&1)
637b5326 2869 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 2870 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 2871 avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
2872 }
2873 if(video_global_header&2){
90ad92b3 2874 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
23b254fb 2875 avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 2876 }
90ad92b3 2877
cf7fc795
FB
2878 if (video_stream_copy) {
2879 st->stream_copy = 1;
2880 video_enc->codec_type = CODEC_TYPE_VIDEO;
2881 } else {
464a631c 2882 const char *p;
cf7fc795
FB
2883 int i;
2884 AVCodec *codec;
9de0be61 2885 AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
115329f1 2886
cf7fc795 2887 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
4a897224
NG
2888 if (video_codec_name)
2889 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
115329f1 2890
cf7fc795
FB
2891 video_enc->codec_id = codec_id;
2892 codec = avcodec_find_encoder(codec_id);
115329f1 2893
8bbf6db9 2894 for(i=0; i<opt_name_count; i++){
4b59cf6c
MN
2895 char buf[256];
2896 const AVOption *opt;
6b80f1a1 2897 const char *str= av_get_string(avctx_opts[CODEC_TYPE_VIDEO], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
2898 if(str && (opt->flags & AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
2899 av_set_string(video_enc, opt_names[i], str);
8bbf6db9 2900 }
115329f1 2901
9de0be61
MN
2902 video_enc->time_base.den = fps.num;
2903 video_enc->time_base.num = fps.den;
cf7fc795
FB
2904 if(codec && codec->supported_framerates){
2905 const AVRational *p= codec->supported_framerates;
cf7fc795
FB
2906 const AVRational *best=NULL;
2907 AVRational best_error= (AVRational){INT_MAX, 1};
2908 for(; p->den!=0; p++){
9de0be61 2909 AVRational error= av_sub_q(fps, *p);
cf7fc795
FB
2910 if(error.num <0) error.num *= -1;
2911 if(av_cmp_q(error, best_error) < 0){
2912 best_error= error;
2913 best= p;
2914 }
2915 }
2916 video_enc->time_base.den= best->num;
2917 video_enc->time_base.num= best->den;
2918 }
115329f1 2919
cf7fc795
FB
2920 video_enc->width = frame_width + frame_padright + frame_padleft;
2921 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 2922 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795
FB
2923 video_enc->pix_fmt = frame_pix_fmt;
2924
2925 if(codec && codec->pix_fmts){
2926 const enum PixelFormat *p= codec->pix_fmts;
2927 for(; *p!=-1; p++){
2928 if(*p == video_enc->pix_fmt)
2929 break;
2930 }
2931 if(*p == -1)
2932 video_enc->pix_fmt = codec->pix_fmts[0];
2933 }
2934
babe0e8c 2935 if (intra_only)
cf7fc795
FB
2936 video_enc->gop_size = 0;
2937 if (video_qscale || same_quality) {
2938 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 2939 video_enc->global_quality=
cf7fc795
FB
2940 st->quality = FF_QP2LAMBDA * video_qscale;
2941 }
2942
2943 if(intra_matrix)
2944 video_enc->intra_matrix = intra_matrix;
2945 if(inter_matrix)
2946 video_enc->inter_matrix = inter_matrix;
2947
cf7fc795 2948 video_enc->max_qdiff = video_qdiff;
cf7fc795
FB
2949 video_enc->thread_count = thread_count;
2950 p= video_rc_override_string;
2951 for(i=0; p; i++){
2952 int start, end, q;
2953 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
2954 if(e!=3){
2955 fprintf(stderr, "error parsing rc_override\n");
2956 exit(1);
2957 }
115329f1
DB
2958 video_enc->rc_override=
2959 av_realloc(video_enc->rc_override,
cf7fc795
FB
2960 sizeof(RcOverride)*(i+1));
2961 video_enc->rc_override[i].start_frame= start;
2962 video_enc->rc_override[i].end_frame = end;
2963 if(q>0){
2964 video_enc->rc_override[i].qscale= q;
2965 video_enc->rc_override[i].quality_factor= 1.0;
2966 }
2967 else{
2968 video_enc->rc_override[i].qscale= 0;
2969 video_enc->rc_override[i].quality_factor= -q/100.0;
2970 }
2971 p= strchr(p, '/');
2972 if(p) p++;
2973 }
2974 video_enc->rc_override_count=i;
079e8cb9
BC
2975 if (!video_enc->rc_initial_buffer_occupancy)
2976 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
cf7fc795 2977 video_enc->me_threshold= me_threshold;
cf7fc795
FB
2978 video_enc->intra_dc_precision= intra_dc_precision - 8;
2979 video_enc->strict_std_compliance = strict;
cf7fc795 2980
cf7fc795
FB
2981 if (do_psnr)
2982 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 2983
cf7fc795
FB
2984 /* two pass mode */
2985 if (do_pass) {
2986 if (do_pass == 1) {
2987 video_enc->flags |= CODEC_FLAG_PASS1;
2988 } else {
2989 video_enc->flags |= CODEC_FLAG_PASS2;
2990 }
2991 }
2992 }
2993
2994 /* reset some key parameters */
2995 video_disable = 0;
4a897224 2996 av_freep(&video_codec_name);
cf7fc795
FB
2997 video_stream_copy = 0;
2998}
2999
3000static void new_audio_stream(AVFormatContext *oc)
3001{
3002 AVStream *st;
3003 AVCodecContext *audio_enc;
8bbf6db9 3004 int codec_id, i;
115329f1 3005
cf7fc795
FB
3006 st = av_new_stream(oc, oc->nb_streams);
3007 if (!st) {
3008 fprintf(stderr, "Could not alloc stream\n");
3009 exit(1);
3010 }
54cc9c46 3011 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
748c2fca
MN
3012
3013 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
3014 audio_bitstream_filters= NULL;
3015
cf7fc795 3016 if(thread_count>1)
01f4895c 3017 avcodec_thread_init(st->codec, thread_count);
115329f1 3018
01f4895c 3019 audio_enc = st->codec;
cf7fc795 3020 audio_enc->codec_type = CODEC_TYPE_AUDIO;
f889d3f9 3021 audio_enc->strict_std_compliance = strict;
115329f1 3022
cf7fc795
FB
3023 if(audio_codec_tag)
3024 audio_enc->codec_tag= audio_codec_tag;
115329f1 3025
637b5326 3026 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 3027 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 3028 avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326 3029 }
cf7fc795
FB
3030 if (audio_stream_copy) {
3031 st->stream_copy = 1;
3032 audio_enc->channels = audio_channels;
3033 } else {
3034 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
115329f1 3035
8bbf6db9 3036 for(i=0; i<opt_name_count; i++){
4b59cf6c 3037 char buf[256];
bd31a388 3038 const AVOption *opt;
6b80f1a1 3039 const char *str= av_get_string(avctx_opts[CODEC_TYPE_AUDIO], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3040 if(str && (opt->flags & AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3041 av_set_string(audio_enc, opt_names[i], str);
8bbf6db9 3042 }
115329f1 3043
4a897224
NG
3044 if (audio_codec_name)
3045 codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 1);
cf7fc795 3046 audio_enc->codec_id = codec_id;
115329f1 3047
c57c770d
JR
3048 if (audio_qscale > QSCALE_NONE) {
3049 audio_enc->flags |= CODEC_FLAG_QSCALE;
3050 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
3051 }
cf7fc795 3052 audio_enc->thread_count = thread_count;
e3e3be53 3053 audio_enc->channels = audio_channels;
cf7fc795
FB
3054 }
3055 audio_enc->sample_rate = audio_sample_rate;
78e03516 3056 audio_enc->time_base= (AVRational){1, audio_sample_rate};
cf7fc795 3057 if (audio_language) {
f7d78f36 3058 av_strlcpy(st->language, audio_language, sizeof(st->language));
cf7fc795
FB
3059 av_free(audio_language);
3060 audio_language = NULL;
3061 }
3062
3063 /* reset some key parameters */
3064 audio_disable = 0;
4a897224 3065 av_freep(&audio_codec_name);
cf7fc795
FB
3066 audio_stream_copy = 0;
3067}
3068
11bf3847 3069static void new_subtitle_stream(AVFormatContext *oc)
cf7fc795 3070{
cf7fc795
FB
3071 AVStream *st;
3072 AVCodecContext *subtitle_enc;
8bbf6db9 3073 int i;
115329f1 3074
cf7fc795
FB
3075 st = av_new_stream(oc, oc->nb_streams);
3076 if (!st) {
3077 fprintf(stderr, "Could not alloc stream\n");
3078 exit(1);
3079 }
54cc9c46 3080 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE);
cf7fc795 3081
e1cc8339
RD
3082 bitstream_filters[nb_output_files][oc->nb_streams - 1]= subtitle_bitstream_filters;
3083 subtitle_bitstream_filters= NULL;
3084
01f4895c 3085 subtitle_enc = st->codec;
cf7fc795
FB
3086 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
3087 if (subtitle_stream_copy) {
3088 st->stream_copy = 1;
3089 } else {
8bbf6db9 3090 for(i=0; i<opt_name_count; i++){
4b59cf6c
MN
3091 char buf[256];
3092 const AVOption *opt;
6b80f1a1 3093 const char *str= av_get_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3094 if(str && (opt->flags & AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3095 av_set_string(subtitle_enc, opt_names[i], str);
8bbf6db9 3096 }
4a897224 3097 subtitle_enc->codec_id = find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 1);
cf7fc795
FB
3098 }
3099
3100 if (subtitle_language) {
f7d78f36 3101 av_strlcpy(st->language, subtitle_language, sizeof(st->language));
cf7fc795
FB
3102 av_free(subtitle_language);
3103 subtitle_language = NULL;
3104 }
3105
11bf3847 3106 subtitle_disable = 0;
4a897224 3107 av_freep(&subtitle_codec_name);
cf7fc795
FB
3108 subtitle_stream_copy = 0;
3109}
3110
3111static void opt_new_audio_stream(void)
3112{
3113 AVFormatContext *oc;
3114 if (nb_output_files <= 0) {
3115 fprintf(stderr, "At least one output file must be specified\n");
3116 exit(1);
3117 }
3118 oc = output_files[nb_output_files - 1];
3119 new_audio_stream(oc);
3120}
3121
3122static void opt_new_video_stream(void)
3123{
3124 AVFormatContext *oc;
3125 if (nb_output_files <= 0) {
3126 fprintf(stderr, "At least one output file must be specified\n");
3127 exit(1);
3128 }
3129 oc = output_files[nb_output_files - 1];
3130 new_video_stream(oc);
3131}
3132
11bf3847
AJ
3133static void opt_new_subtitle_stream(void)
3134{
3135 AVFormatContext *oc;
3136 if (nb_output_files <= 0) {
3137 fprintf(stderr, "At least one output file must be specified\n");
3138 exit(1);
3139 }
3140 oc = output_files[nb_output_files - 1];
3141 new_subtitle_stream(oc);
3142}
3143
cf7fc795
FB
3144static void opt_output_file(const char *filename)
3145{
3146 AVFormatContext *oc;
11bf3847
AJ
3147 int use_video, use_audio, use_subtitle;
3148 int input_has_video, input_has_audio, input_has_subtitle, i;
817b23ff 3149 AVFormatParameters params, *ap = &params;
85f07f22
FB
3150
3151 if (!strcmp(filename, "-"))
3152 filename = "pipe:";
3153
bc874dae 3154 oc = av_alloc_format_context();
85f07f22 3155
79fdaa4c
FB
3156 if (!file_oformat) {
3157 file_oformat = guess_format(NULL, filename, NULL);
3158 if (!file_oformat) {
4021300c 3159 fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
79fdaa4c
FB
3160 filename);
3161 exit(1);
3162 }
85f07f22 3163 }
115329f1 3164
79fdaa4c 3165 oc->oformat = file_oformat;
f7d78f36 3166 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
85f07f22 3167
115329f1 3168 if (!strcmp(file_oformat->name, "ffm") &&
f7d78f36 3169 av_strstart(filename, "http:", NULL)) {
85f07f22
FB
3170 /* special case for files sent to ffserver: we get the stream
3171 parameters from ffserver */
3172 if (read_ffserver_streams(oc, filename) < 0) {
3173 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3174 exit(1);
3175 }
3176 } else {
4a897224
NG
3177 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name;
3178 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name;
3179 use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name;
919f448d 3180
e30a2846
FB
3181 /* disable if no corresponding type found and at least one
3182 input file */
3183 if (nb_input_files > 0) {
11bf3847
AJ
3184 check_audio_video_sub_inputs(&input_has_video, &input_has_audio,
3185 &input_has_subtitle);
e30a2846
FB
3186 if (!input_has_video)
3187 use_video = 0;
3188 if (!input_has_audio)
3189 use_audio = 0;
11bf3847
AJ
3190 if (!input_has_subtitle)
3191 use_subtitle = 0;
e30a2846 3192 }
919f448d
FB
3193
3194 /* manual disable */
85f07f22
FB
3195 if (audio_disable) {
3196 use_audio = 0;
3197 }
3198 if (video_disable) {
3199 use_video = 0;
3200 }
11bf3847
AJ
3201 if (subtitle_disable) {
3202 use_subtitle = 0;
3203 }
115329f1 3204
85f07f22 3205 if (use_video) {
cf7fc795 3206 new_video_stream(oc);
85f07f22 3207 }
115329f1 3208
85f07f22 3209 if (use_audio) {
cf7fc795 3210 new_audio_stream(oc);
85f07f22
FB
3211 }
3212
11bf3847
AJ
3213 if (use_subtitle) {
3214 new_subtitle_stream(oc);
3215 }
3216
4568325a 3217 oc->timestamp = rec_timestamp;
115329f1 3218
bb270c08 3219 if (str_title)
f7d78f36 3220 av_strlcpy(oc->title, str_title, sizeof(oc->title));
85f07f22 3221 if (str_author)
f7d78f36 3222 av_strlcpy(oc->author, str_author, sizeof(oc->author));
85f07f22 3223 if (str_copyright)
f7d78f36 3224 av_strlcpy(oc->copyright, str_copyright, sizeof(oc->copyright));
85f07f22 3225 if (str_comment)
f7d78f36 3226 av_strlcpy(oc->comment, str_comment, sizeof(oc->comment));
63d5075c 3227 if (str_album)
f7d78f36 3228 av_strlcpy(oc->album, str_album, sizeof(oc->album));
ab759f6e 3229 if (str_genre)
3230 av_strlcpy(oc->genre, str_genre, sizeof(oc->genre));
85f07f22
FB
3231 }
3232
1629626f 3233 output_files[nb_output_files++] = oc;
85f07f22 3234
919f448d 3235 /* check filename in case of an image number is expected */
79fdaa4c 3236 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
5c07cf53 3237 if (!av_filename_number_test(oc->filename)) {
79fdaa4c 3238 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3239 exit(1);
79fdaa4c 3240 }
919f448d
FB
3241 }
3242
79fdaa4c 3243 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22 3244 /* test if it already exists to avoid loosing precious files */
115329f1 3245 if (!file_overwrite &&
85f07f22 3246 (strchr(filename, ':') == NULL ||
a5baedea 3247 filename[1] == ':' ||
f7d78f36 3248 av_strstart(filename, "file:", NULL))) {
85f07f22
FB
3249 if (url_exist(filename)) {
3250 int c;
115329f1 3251
d9a916e2
CY
3252 if ( !using_stdin ) {
3253 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3254 fflush(stderr);
3255 c = getchar();
3256 if (toupper(c) != 'Y') {
3257 fprintf(stderr, "Not overwriting - exiting\n");
3258 exit(1);
3259 }
bb270c08
DB
3260 }
3261 else {
d9a916e2 3262 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3263 exit(1);
bb270c08 3264 }
85f07f22
FB
3265 }
3266 }
115329f1 3267
85f07f22
FB
3268 /* open the file */
3269 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3270 fprintf(stderr, "Could not open '%s'\n", filename);
3271 exit(1);
3272 }
3273 }
3274
817b23ff 3275 memset(ap, 0, sizeof(*ap));
817b23ff
FB
3276 if (av_set_parameters(oc, ap) < 0) {
3277 fprintf(stderr, "%s: Invalid encoding parameters\n",
3278 oc->filename);
3279 exit(1);
3280 }
3281
17c88cb0
MN
3282 oc->preload= (int)(mux_preload*AV_TIME_BASE);
3283 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
8108551a 3284 oc->loop_output = loop_output;
2db3c638 3285
8e16b25c 3286 for(i=0; i<opt_name_count; i++){
4b59cf6c 3287 char buf[256];
bd31a388 3288 const AVOption *opt;
6b80f1a1 3289 const char *str= av_get_string(avformat_opts, opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3290 if(str && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3291 av_set_string(oc, opt_names[i], str);
8e16b25c
PI
3292 }
3293
85f07f22 3294 /* reset some options */
79fdaa4c
FB
3295 file_oformat = NULL;
3296 file_iformat = NULL;
85f07f22
FB
3297}
3298
5abdb4b1 3299/* same option as mencoder */
b29f97d1 3300static void opt_pass(const char *pass_str)
5abdb4b1
FB
3301{
3302 int pass;
3303 pass = atoi(pass_str);
3304 if (pass != 1 && pass != 2) {
3305 fprintf(stderr, "pass number can be only 1 or 2\n");
3306 exit(1);
3307 }
3308 do_pass = pass;