Add an equivalent to the mplayer format filter
[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
8aa1e3da
MN
62#if !defined(INFINITY) && defined(HUGE_VAL)
63#define INFINITY HUGE_VAL
64#endif
85f07f22 65
c367d067
MN
66#undef exit
67
86074ed1
SS
68static const char program_name[] = "FFmpeg";
69static const int program_birth_year = 2000;
70
85f07f22
FB
71/* select an input stream for an output stream */
72typedef struct AVStreamMap {
73 int file_index;
74 int stream_index;
b4a3389e
WG
75 int sync_file_index;
76 int sync_stream_index;
85f07f22
FB
77} AVStreamMap;
78
0a38bafd
PB
79/** select an input file for an output file */
80typedef struct AVMetaDataMap {
81 int out_file;
82 int in_file;
83} AVMetaDataMap;
84
85f07f22
FB
85extern const OptionDef options[];
86
85f07f22
FB
87#define MAX_FILES 20
88
89static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 90static int64_t input_files_ts_offset[MAX_FILES];
85f07f22
FB
91static int nb_input_files = 0;
92
93static AVFormatContext *output_files[MAX_FILES];
94static int nb_output_files = 0;
95
96static AVStreamMap stream_maps[MAX_FILES];
97static int nb_stream_maps;
98
0a38bafd
PB
99static AVMetaDataMap meta_data_maps[MAX_FILES];
100static int nb_meta_data_maps;
101
79fdaa4c
FB
102static AVInputFormat *file_iformat;
103static AVOutputFormat *file_oformat;
55cf1959
MN
104static int frame_width = 0;
105static int frame_height = 0;
880e8ba7 106static float frame_aspect_ratio = 0;
644a9262 107static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
1ff93ffc
TK
108static int frame_padtop = 0;
109static int frame_padbottom = 0;
110static int frame_padleft = 0;
111static int frame_padright = 0;
112static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN
113static int frame_topBand = 0;
114static int frame_bottomBand = 0;
115static int frame_leftBand = 0;
116static int frame_rightBand = 0;
cf7fc795 117static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
9de0be61 118static AVRational frame_rate = (AVRational) {0,0};
158c7f05 119static float video_qscale = 0;
9cdd6a24 120static int video_qdiff = 3;
84f608f4
VM
121static uint16_t *intra_matrix = NULL;
122static uint16_t *inter_matrix = NULL;
ac2830ec 123#if 0 //experimental, (can be removed)
3aa102be
MN
124static float video_rc_qsquish=1.0;
125static float video_rc_qmod_amp=0;
126static int video_rc_qmod_freq=0;
ac2830ec 127#endif
464a631c 128static const char *video_rc_override_string=NULL;
85f07f22 129static int video_disable = 0;
f3356e9c 130static int video_discard = 0;
4a897224 131static char *video_codec_name = NULL;
b2a2197e 132static int video_codec_tag = 0;
85f07f22 133static int same_quality = 0;
cfcf0ffd 134static int do_deinterlace = 0;
f560dd82 135static int strict = 0;
bb198e19 136static int top_field_first = -1;
f4f3223f 137static int me_threshold = 0;
1a11cbcc 138static int intra_dc_precision = 8;
5894e1bb 139static int loop_input = 0;
8108551a 140static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 141static int qp_hist = 0;
85f07f22 142
85f07f22
FB
143static int intra_only = 0;
144static int audio_sample_rate = 44100;
c57c770d
JR
145#define QSCALE_NONE -99999
146static float audio_qscale = QSCALE_NONE;
85f07f22
FB
147static int audio_disable = 0;
148static int audio_channels = 1;
4a897224 149static char *audio_codec_name = NULL;
b2a2197e 150static int audio_codec_tag = 0;
cf7fc795
FB
151static char *audio_language = NULL;
152
11bf3847 153static int subtitle_disable = 0;
4a897224 154static char *subtitle_codec_name = NULL;
cf7fc795 155static char *subtitle_language = NULL;
85f07f22 156
17c88cb0
MN
157static float mux_preload= 0.5;
158static float mux_max_delay= 0.7;
2db3c638 159
0c1a9eda 160static int64_t recording_time = 0;
8831db5c 161static int64_t start_time = 0;
4568325a 162static int64_t rec_timestamp = 0;
a6a92a9a 163static int64_t input_ts_offset = 0;
85f07f22
FB
164static int file_overwrite = 0;
165static char *str_title = NULL;
166static char *str_author = NULL;
167static char *str_copyright = NULL;
168static char *str_comment = NULL;
ab759f6e 169static char *str_genre = NULL;
63d5075c 170static char *str_album = NULL;
5727b222 171static int do_benchmark = 0;
a0663ba4 172static int do_hex_dump = 0;
254abc2e 173static int do_pkt_dump = 0;
43f1708f 174static int do_psnr = 0;
5abdb4b1
FB
175static int do_pass = 0;
176static char *pass_logfilename = NULL;
1629626f
FB
177static int audio_stream_copy = 0;
178static int video_stream_copy = 0;
cf7fc795 179static int subtitle_stream_copy = 0;
986ebcdb
MN
180static int video_sync_method= 1;
181static int audio_sync_method= 0;
d4d226a8 182static float audio_drift_threshold= 0.1;
72bd8100 183static int copy_ts= 0;
ca80810b 184static int opt_shortest = 0; //
90ad92b3 185static int video_global_header = 0;
b60d1379 186static char *vstats_filename;
032aa7df 187static FILE *vstats_file;
50e143c4 188static int opt_programid = 0;
5abdb4b1 189
bdfcbbed
MK
190static int rate_emu = 0;
191
a5df11ab 192static int video_channel = 0;
df0cecdd 193static char *video_standard;
79a7c268 194
a9aa3467 195static int audio_volume = 256;
8aa3ee32 196
d9a916e2 197static int using_stdin = 0;
bee0d9e5 198static int using_vhook = 0;
f068206e 199static int verbose = 1;
9c3d33d6 200static int thread_count= 1;
b51469a0 201static int q_pressed = 0;
1008ceb3
MN
202static int64_t video_size = 0;
203static int64_t audio_size = 0;
204static int64_t extra_size = 0;
a6a92a9a
WG
205static int nb_frames_dup = 0;
206static int nb_frames_drop = 0;
6e454c38 207static int input_sync;
85ad1b0e 208static uint64_t limit_filesize = 0; //
d9a916e2 209
5b6d5596 210static int pgmyuv_compatibility_hack=0;
a8482aab 211static float dts_delta_threshold = 10;
5b6d5596 212
18a54b04
LA
213static int sws_flags = SWS_BICUBIC;
214
29cc1c23
BF
215static const char **opt_names;
216static int opt_name_count;
217static AVCodecContext *avctx_opts[CODEC_TYPE_NB];
218static AVFormatContext *avformat_opts;
219static struct SwsContext *sws_opts;
220static int64_t timer_start;
8bbf6db9 221
748c2fca
MN
222static AVBitStreamFilterContext *video_bitstream_filters=NULL;
223static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 224static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 225static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 226
5abdb4b1 227#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22 228
b4a3389e
WG
229struct AVInputStream;
230
85f07f22
FB
231typedef struct AVOutputStream {
232 int file_index; /* file index */
233 int index; /* stream index in the output file */
234 int source_index; /* AVInputStream index */
235 AVStream *st; /* stream in the output file */
ec5517d5
FB
236 int encoding_needed; /* true if encoding needed for this stream */
237 int frame_number;
238 /* input pts and corresponding output pts
239 for A/V sync */
b4a3389e
WG
240 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
241 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 242 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 243 /* video only */
07d0cdfc 244 int video_resample;
a4d36c11 245 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
246 struct SwsContext *img_resample_ctx; /* for image resampling */
247 int resample_height;
34b10a57 248
07d0cdfc 249 int video_crop;
34b10a57
D
250 int topBand; /* cropping area sizes */
251 int leftBand;
115329f1 252
07d0cdfc 253 int video_pad;
1ff93ffc
TK
254 int padtop; /* padding area sizes */
255 int padbottom;
256 int padleft;
257 int padright;
115329f1 258
85f07f22
FB
259 /* audio only */
260 int audio_resample;
261 ReSampleContext *resample; /* for audio resampling */
f5a478f6 262 AVFifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 263 FILE *logfile;
85f07f22
FB
264} AVOutputStream;
265
266typedef struct AVInputStream {
267 int file_index;
268 int index;
269 AVStream *st;
270 int discard; /* true if stream data should be discarded */
271 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 272 int64_t sample_index; /* current sample */
bdfcbbed
MK
273
274 int64_t start; /* time when read started */
275 unsigned long frame; /* current frame */
254abc2e
FB
276 int64_t next_pts; /* synthetic pts for cases where pkt.pts
277 is not defined */
e7d0374f 278 int64_t pts; /* current pts */
ff4905a5 279 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB
280} AVInputStream;
281
282typedef struct AVInputFile {
283 int eof_reached; /* true if eof reached */
284 int ist_index; /* index of first stream in ist_table */
285 int buffer_size; /* current total buffer size */
79fdaa4c 286 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
287} AVInputFile;
288
e16e49ac 289#ifdef HAVE_TERMIOS_H
bdc4796f 290
85f07f22
FB
291/* init terminal so that we can grab keys */
292static struct termios oldtty;
d86b83f8 293#endif
85f07f22
FB
294
295static void term_exit(void)
296{
e16e49ac 297#ifdef HAVE_TERMIOS_H
85f07f22 298 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 299#endif
85f07f22
FB
300}
301
9680a722
RP
302static volatile sig_atomic_t received_sigterm = 0;
303
304static void
305sigterm_handler(int sig)
306{
307 received_sigterm = sig;
308 term_exit();
309}
310
85f07f22
FB
311static void term_init(void)
312{
e16e49ac 313#ifdef HAVE_TERMIOS_H
85f07f22
FB
314 struct termios tty;
315
316 tcgetattr (0, &tty);
317 oldtty = tty;
318
319 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
320 |INLCR|IGNCR|ICRNL|IXON);
321 tty.c_oflag |= OPOST;
322 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
323 tty.c_cflag &= ~(CSIZE|PARENB);
324 tty.c_cflag |= CS8;
325 tty.c_cc[VMIN] = 1;
326 tty.c_cc[VTIME] = 0;
115329f1 327
85f07f22 328 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
329 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
330#endif
85f07f22 331
9680a722 332 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722
RP
333 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
334 /*
335 register a function to be called at normal program termination
336 */
85f07f22 337 atexit(term_exit);
9ddd71fc
FR
338#ifdef CONFIG_BEOS_NETSERVER
339 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
340#endif
85f07f22
FB
341}
342
343/* read a key without blocking */
344static int read_key(void)
345{
4b54c6d0 346#if defined(HAVE_TERMIOS_H)
9ddd71fc 347 int n = 1;
85f07f22 348 unsigned char ch;
9ddd71fc
FR
349#ifndef CONFIG_BEOS_NETSERVER
350 struct timeval tv;
85f07f22
FB
351 fd_set rfds;
352
353 FD_ZERO(&rfds);
354 FD_SET(0, &rfds);
355 tv.tv_sec = 0;
356 tv.tv_usec = 0;
357 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 358#endif
85f07f22 359 if (n > 0) {
cb09b2ed
PG
360 n = read(0, &ch, 1);
361 if (n == 1)
85f07f22 362 return ch;
cb09b2ed
PG
363
364 return n;
85f07f22 365 }
4b54c6d0
RP
366#elif defined(HAVE_CONIO_H)
367 if(kbhit())
368 return(getch());
d86b83f8 369#endif
85f07f22
FB
370 return -1;
371}
372
b51469a0
LS
373static int decode_interrupt_cb(void)
374{
375 return q_pressed || (q_pressed = read_key() == 'q');
376}
377
b29f97d1 378static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 379{
79fdaa4c 380 int i, err;
85f07f22
FB
381 AVFormatContext *ic;
382
79fdaa4c
FB
383 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
384 if (err < 0)
385 return err;
85f07f22
FB
386 /* copy stream format */
387 s->nb_streams = ic->nb_streams;
388 for(i=0;i<ic->nb_streams;i++) {
389 AVStream *st;
1e491e29 390
f37f8d4c 391 // FIXME: a more elegant solution is needed
e1031171 392 st = av_mallocz(sizeof(AVStream));
85f07f22 393 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c
AB
394 st->codec = avcodec_alloc_context();
395 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22
FB
396 s->streams[i] = st;
397 }
398
399 av_close_input_file(ic);
400 return 0;
401}
402
b4a3389e
WG
403static double
404get_sync_ipts(const AVOutputStream *ost)
405{
406 const AVInputStream *ist = ost->sync_ist;
fec401f7 407 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
408}
409
748c2fca 410static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
411 int ret;
412
748c2fca
MN
413 while(bsfc){
414 AVPacket new_pkt= *pkt;
415 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
416 &new_pkt.data, &new_pkt.size,
417 pkt->data, pkt->size,
418 pkt->flags & PKT_FLAG_KEY);
7055cdac 419 if(a>0){
748c2fca
MN
420 av_free_packet(pkt);
421 new_pkt.destruct= av_destruct_packet;
7055cdac 422 } else if(a<0){
1f8e32cd
DB
423 fprintf(stderr, "%s failed for stream %d, codec %s",
424 bsfc->filter->name, pkt->stream_index,
425 avctx->codec ? avctx->codec->name : "copy");
7055cdac 426 print_error("", a);
748c2fca
MN
427 }
428 *pkt= new_pkt;
429
430 bsfc= bsfc->next;
431 }
432
0ac07031
MN
433 ret= av_interleaved_write_frame(s, pkt);
434 if(ret < 0){
435 print_error("av_interleaved_write_frame()", ret);
436 exit(1);
437 }
748c2fca
MN
438}
439
817b23ff 440#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 441
115329f1
DB
442static void do_audio_out(AVFormatContext *s,
443 AVOutputStream *ost,
85f07f22
FB
444 AVInputStream *ist,
445 unsigned char *buf, int size)
446{
0c1a9eda 447 uint8_t *buftmp;
d66c7abc
SC
448 static uint8_t *audio_buf = NULL;
449 static uint8_t *audio_out = NULL;
558eae03 450 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 451
85f07f22 452 int size_out, frame_bytes, ret;
01f4895c 453 AVCodecContext *enc= ost->st->codec;
2886f311 454 AVCodecContext *dec= ist->st->codec;
85f07f22 455
d66c7abc
SC
456 /* SC: dynamic allocation of buffers */
457 if (!audio_buf)
458 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
459 if (!audio_out)
558eae03 460 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
461 if (!audio_buf || !audio_out)
462 return; /* Should signal an error ! */
463
2886f311
464 if (enc->channels != dec->channels)
465 ost->audio_resample = 1;
466
467 if (ost->audio_resample && !ost->resample) {
468 ost->resample = audio_resample_init(enc->channels, dec->channels,
469 enc->sample_rate, dec->sample_rate);
470 if (!ost->resample) {
471 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
472 dec->channels, dec->sample_rate,
473 enc->channels, enc->sample_rate);
474 exit(1);
475 }
476 }
477
986ebcdb 478 if(audio_sync_method){
115329f1 479 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
f5a478f6 480 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN
481 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
482 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 483
986ebcdb
MN
484 //FIXME resample delay
485 if(fabs(delta) > 50){
d4d226a8 486 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 487 if(byte_delta < 0){
f41dd5aa 488 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
489 size += byte_delta;
490 buf -= byte_delta;
491 if(verbose > 2)
492 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
493 if(!size)
494 return;
495 ist->is_start=0;
496 }else{
497 static uint8_t *input_tmp= NULL;
498 input_tmp= av_realloc(input_tmp, byte_delta + size);
499
500 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
501 ist->is_start=0;
502 else
503 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
504
505 memset(input_tmp, 0, byte_delta);
506 memcpy(input_tmp + byte_delta, buf, size);
507 buf= input_tmp;
508 size += byte_delta;
509 if(verbose > 2)
510 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
511 }
512 }else if(audio_sync_method>1){
f66e4f5f 513 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN
514 assert(ost->audio_resample);
515 if(verbose > 2)
516 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
949b1a13 517// 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
518 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
519 }
115329f1 520 }
986ebcdb 521 }else
b4a3389e 522 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
f5a478f6 523 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
524
525 if (ost->audio_resample) {
526 buftmp = audio_buf;
115329f1 527 size_out = audio_resample(ost->resample,
85f07f22 528 (short *)buftmp, (short *)buf,
01f4895c 529 size / (ist->st->codec->channels * 2));
85f07f22
FB
530 size_out = size_out * enc->channels * 2;
531 } else {
532 buftmp = buf;
533 size_out = size;
534 }
535
536 /* now encode as many frames as possible */
a0663ba4 537 if (enc->frame_size > 1) {
85f07f22 538 /* output resampled raw samples */
f5a478f6 539 av_fifo_write(&ost->fifo, buftmp, size_out);
85f07f22
FB
540
541 frame_bytes = enc->frame_size * 2 * enc->channels;
115329f1 542
f5a478f6 543 while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
e928649b
MN
544 AVPacket pkt;
545 av_init_packet(&pkt);
546
115329f1 547 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 548 (short *)audio_buf);
1008ceb3 549 audio_size += ret;
e928649b
MN
550 pkt.stream_index= ost->index;
551 pkt.data= audio_out;
552 pkt.size= ret;
e7902f20 553 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 554 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 555 pkt.flags |= PKT_FLAG_KEY;
748c2fca 556 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 557
986ebcdb 558 ost->sync_opts += enc->frame_size;
85f07f22
FB
559 }
560 } else {
e928649b
MN
561 AVPacket pkt;
562 av_init_packet(&pkt);
986ebcdb 563
c43042a7 564 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 565
a0663ba4
FB
566 /* output a pcm frame */
567 /* XXX: change encoding codec API to avoid this ? */
568 switch(enc->codec->id) {
b461b3bc
RD
569 case CODEC_ID_PCM_S32LE:
570 case CODEC_ID_PCM_S32BE:
571 case CODEC_ID_PCM_U32LE:
572 case CODEC_ID_PCM_U32BE:
573 size_out = size_out << 1;
574 break;
575 case CODEC_ID_PCM_S24LE:
576 case CODEC_ID_PCM_S24BE:
577 case CODEC_ID_PCM_U24LE:
578 case CODEC_ID_PCM_U24BE:
579 case CODEC_ID_PCM_S24DAUD:
580 size_out = size_out / 2 * 3;
581 break;
a0663ba4
FB
582 case CODEC_ID_PCM_S16LE:
583 case CODEC_ID_PCM_S16BE:
584 case CODEC_ID_PCM_U16LE:
585 case CODEC_ID_PCM_U16BE:
586 break;
587 default:
588 size_out = size_out >> 1;
589 break;
590 }
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
MN
874static double psnr(double d){
875 if(d==0) return INFINITY;
b29f97d1 876 return -10.0*log(d)/log(10.0);
140cb663
MN
877}
878
115329f1 879static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 880 int frame_size)
ce7c56c2 881{
ce7c56c2
J
882 AVCodecContext *enc;
883 int frame_number;
ce7c56c2 884 double ti1, bitrate, avg_bitrate;
115329f1 885
b60d1379 886 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
887 if (!vstats_file) {
888 vstats_file = fopen(vstats_filename, "w");
889 if (!vstats_file) {
4bd0c2b1
BF
890 perror("fopen");
891 exit(1);
892 }
893 }
894
01f4895c 895 enc = ost->st->codec;
ce7c56c2 896 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 897 frame_number = ost->frame_number;
032aa7df 898 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 899 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 900 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 901
032aa7df 902 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 903 /* compute pts value */
c0df9d75 904 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
905 if (ti1 < 0.01)
906 ti1 = 0.01;
115329f1 907
c0df9d75 908 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 909 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 910 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 911 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 912 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 913 }
ec5517d5
FB
914}
915
b29f97d1 916static void print_report(AVFormatContext **output_files,
bb270c08
DB
917 AVOutputStream **ost_table, int nb_ostreams,
918 int is_last_report)
ec5517d5
FB
919{
920 char buf[1024];
921 AVOutputStream *ost;
922 AVFormatContext *oc, *os;
0c1a9eda 923 int64_t total_size;
ec5517d5
FB
924 AVCodecContext *enc;
925 int frame_number, vid, i;
926 double bitrate, ti1, pts;
0c1a9eda 927 static int64_t last_time = -1;
0888fd22 928 static int qp_histogram[52];
115329f1 929
ec5517d5 930 if (!is_last_report) {
0c1a9eda 931 int64_t cur_time;
ec5517d5
FB
932 /* display the report every 0.5 seconds */
933 cur_time = av_gettime();
934 if (last_time == -1) {
935 last_time = cur_time;
936 return;
115329f1 937 }
ec5517d5
FB
938 if ((cur_time - last_time) < 500000)
939 return;
940 last_time = cur_time;
941 }
942
ce7c56c2 943
ec5517d5
FB
944 oc = output_files[0];
945
899681cd 946 total_size = url_fsize(oc->pb);
859d95ba 947 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 948 total_size= url_ftell(oc->pb);
115329f1 949
ec5517d5
FB
950 buf[0] = '\0';
951 ti1 = 1e10;
952 vid = 0;
953 for(i=0;i<nb_ostreams;i++) {
954 ost = ost_table[i];
955 os = output_files[ost->file_index];
01f4895c 956 enc = ost->st->codec;
10d104e4 957 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 958 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
99fb79b5
BC
959 enc->coded_frame && !ost->st->stream_copy ?
960 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 961 }
ec5517d5 962 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW
963 float t = (av_gettime()-timer_start) / 1000000.0;
964
ec5517d5 965 frame_number = ost->frame_number;
7fc98937
LW
966 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
967 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
99fb79b5
BC
968 enc->coded_frame && !ost->st->stream_copy ?
969 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 970 if(is_last_report)
0ecca7a4 971 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
0888fd22
MN
972 if(qp_hist && enc->coded_frame){
973 int j;
974 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
975 if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
976 qp_histogram[qp]++;
977 for(j=0; j<32; j++)
978 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
979 }
890972be
MN
980 if (enc->flags&CODEC_FLAG_PSNR){
981 int j;
982 double error, error_sum=0;
983 double scale, scale_sum=0;
984 char type[3]= {'Y','U','V'};
0ecca7a4 985 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
986 for(j=0; j<3; j++){
987 if(is_last_report){
988 error= enc->error[j];
989 scale= enc->width*enc->height*255.0*255.0*frame_number;
990 }else{
991 error= enc->coded_frame->error[j];
992 scale= enc->width*enc->height*255.0*255.0;
993 }
994 if(j) scale/=4;
995 error_sum += error;
996 scale_sum += scale;
0ecca7a4 997 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 998 }
0ecca7a4 999 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1000 }
ec5517d5
FB
1001 vid = 1;
1002 }
1003 /* compute min output value */
43924f01 1004 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1005 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1006 ti1 = pts;
1007 }
1008 if (ti1 < 0.01)
1009 ti1 = 0.01;
115329f1 1010
f068206e
BE
1011 if (verbose || is_last_report) {
1012 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1013
1014 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
1015 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1016 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1017
bb270c08
DB
1018 if (verbose > 1)
1019 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1020 nb_frames_dup, nb_frames_drop);
115329f1 1021
d8019eb5
AD
1022 if (verbose >= 0)
1023 fprintf(stderr, "%s \r", buf);
1024
ec5517d5
FB
1025 fflush(stderr);
1026 }
115329f1 1027
1008ceb3
MN
1028 if (is_last_report && verbose >= 0){
1029 int64_t raw= audio_size + video_size + extra_size;
f068206e 1030 fprintf(stderr, "\n");
1008ceb3
MN
1031 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1032 video_size/1024.0,
1033 audio_size/1024.0,
1034 extra_size/1024.0,
1035 100.0*(total_size - raw)/raw
1036 );
1037 }
ce7c56c2
J
1038}
1039
a700a6ae
FB
1040/* pkt = NULL means EOF (needed to flush decoder buffers) */
1041static int output_packet(AVInputStream *ist, int ist_index,
1042 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1043 const AVPacket *pkt)
a700a6ae
FB
1044{
1045 AVFormatContext *os;
1046 AVOutputStream *ost;
1047 uint8_t *ptr;
1048 int len, ret, i;
1049 uint8_t *data_buf;
1050 int data_size, got_picture;
1051 AVFrame picture;
a700a6ae 1052 void *buffer_to_free;
f038fe8b 1053 static unsigned int samples_size= 0;
78953e62 1054 static short *samples= NULL;
cf7fc795
FB
1055 AVSubtitle subtitle, *subtitle_to_free;
1056 int got_subtitle;
115329f1 1057
2b18dcd0
MN
1058 if(!pkt){
1059 ist->pts= ist->next_pts; // needed for last packet if vsync=0
1060 } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
c0df9d75 1061 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
a700a6ae 1062 } else {
a603bf8d 1063// assert(ist->pts == ist->next_pts);
a700a6ae 1064 }
115329f1 1065
a700a6ae
FB
1066 if (pkt == NULL) {
1067 /* EOF handling */
1068 ptr = NULL;
1069 len = 0;
1070 goto handle_eof;
1071 }
1072
1073 len = pkt->size;
1074 ptr = pkt->data;
1075 while (len > 0) {
1076 handle_eof:
1077 /* decode the packet if needed */
1078 data_buf = NULL; /* fail safe */
1079 data_size = 0;
cf7fc795 1080 subtitle_to_free = NULL;
a700a6ae 1081 if (ist->decoding_needed) {
01f4895c 1082 switch(ist->st->codec->codec_type) {
df84ac2e 1083 case CODEC_TYPE_AUDIO:{
115329f1 1084 if(pkt)
5508d26b 1085 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
5d55e966 1086 data_size= samples_size;
a700a6ae
FB
1087 /* XXX: could avoid copy if PCM 16 bits with same
1088 endianness as CPU */
5d55e966 1089 ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
a700a6ae
FB
1090 ptr, len);
1091 if (ret < 0)
1092 goto fail_decode;
1093 ptr += ret;
1094 len -= ret;
1095 /* Some bug in mpeg audio decoder gives */
1096 /* data_size < 0, it seems they are overflows */
1097 if (data_size <= 0) {
1098 /* no audio frame */
1099 continue;
1100 }
1101 data_buf = (uint8_t *)samples;
115329f1 1102 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1103 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1104 break;}
a700a6ae 1105 case CODEC_TYPE_VIDEO:
01f4895c 1106 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1107 /* XXX: allocate picture correctly */
9740beff
MN
1108 avcodec_get_frame_defaults(&picture);
1109
115329f1 1110 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB
1111 &picture, &got_picture, ptr, len);
1112 ist->st->quality= picture.quality;
115329f1 1113 if (ret < 0)
a700a6ae
FB
1114 goto fail_decode;
1115 if (!got_picture) {
1116 /* no picture yet */
1117 goto discard_packet;
1118 }
01f4895c 1119 if (ist->st->codec->time_base.num != 0) {
115329f1 1120 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1121 ist->st->codec->time_base.num) /
1122 ist->st->codec->time_base.den;
a700a6ae
FB
1123 }
1124 len = 0;
1125 break;
cf7fc795 1126 case CODEC_TYPE_SUBTITLE:
115329f1 1127 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB
1128 &subtitle, &got_subtitle, ptr, len);
1129 if (ret < 0)
a700a6ae 1130 goto fail_decode;
cf7fc795
FB
1131 if (!got_subtitle) {
1132 goto discard_packet;
a700a6ae 1133 }
cf7fc795
FB
1134 subtitle_to_free = &subtitle;
1135 len = 0;
1136 break;
1137 default:
1138 goto fail_decode;
1139 }
1140 } else {
bde0705c
LW
1141 switch(ist->st->codec->codec_type) {
1142 case CODEC_TYPE_AUDIO:
1143 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1144 ist->st->codec->sample_rate;
bde0705c
LW
1145 break;
1146 case CODEC_TYPE_VIDEO:
1147 if (ist->st->codec->time_base.num != 0) {
1148 ist->next_pts += ((int64_t)AV_TIME_BASE *
1149 ist->st->codec->time_base.num) /
1150 ist->st->codec->time_base.den;
2fef0bdf 1151 }
bde0705c 1152 break;
a700a6ae 1153 }
bde0705c
LW
1154 data_buf = ptr;
1155 data_size = len;
1156 ret = len;
1157 len = 0;
1158 }
a700a6ae 1159
bde0705c
LW
1160 buffer_to_free = NULL;
1161 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1162 pre_process_video_frame(ist, (AVPicture *)&picture,
1163 &buffer_to_free);
1164 }
a700a6ae 1165
bde0705c
LW
1166 // preprocess audio (volume)
1167 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1168 if (audio_volume != 256) {
1169 short *volp;
1170 volp = samples;
1171 for(i=0;i<(data_size / sizeof(short));i++) {
1172 int v = ((*volp) * audio_volume + 128) >> 8;
1173 if (v < -32768) v = -32768;
1174 if (v > 32767) v = 32767;
1175 *volp++ = v;
7e987c33
C
1176 }
1177 }
bde0705c 1178 }
7e987c33 1179
bde0705c
LW
1180 /* frame rate emulation */
1181 if (ist->st->codec->rate_emu) {
1182 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1183 int64_t now = av_gettime() - ist->start;
1184 if (pts > now)
1185 usleep(pts - now);
a700a6ae 1186
bde0705c
LW
1187 ist->frame++;
1188 }
a700a6ae
FB
1189
1190#if 0
bde0705c
LW
1191 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1192 is the one of the next displayed one */
1193 /* XXX: add mpeg4 too ? */
1194 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1195 if (ist->st->codec->pict_type != B_TYPE) {
1196 int64_t tmp;
1197 tmp = ist->last_ip_pts;
1198 ist->last_ip_pts = ist->frac_pts.val;
1199 ist->frac_pts.val = tmp;
a700a6ae 1200 }
bde0705c 1201 }
a700a6ae 1202#endif
bde0705c
LW
1203 /* if output time reached then transcode raw format,
1204 encode packets and output them */
1205 if (start_time == 0 || ist->pts >= start_time)
1206 for(i=0;i<nb_ostreams;i++) {
1207 int frame_size;
a700a6ae 1208
bde0705c
LW
1209 ost = ost_table[i];
1210 if (ost->source_index == ist_index) {
1211 os = output_files[ost->file_index];
a700a6ae
FB
1212
1213#if 0
bde0705c
LW
1214 printf("%d: got pts=%0.3f %0.3f\n", i,
1215 (double)pkt->pts / AV_TIME_BASE,
1216 ((double)ist->pts / AV_TIME_BASE) -
1217 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae 1218#endif
bde0705c
LW
1219 /* set the input output pts pairs */
1220 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1221
1222 if (ost->encoding_needed) {
1223 switch(ost->st->codec->codec_type) {
1224 case CODEC_TYPE_AUDIO:
1225 do_audio_out(os, ost, ist, data_buf, data_size);
1226 break;
1227 case CODEC_TYPE_VIDEO:
1228 do_video_out(os, ost, ist, &picture, &frame_size);
1229 video_size += frame_size;
b60d1379 1230 if (vstats_filename && frame_size)
bde0705c
LW
1231 do_video_stats(os, ost, frame_size);
1232 break;
1233 case CODEC_TYPE_SUBTITLE:
1234 do_subtitle_out(os, ost, ist, &subtitle,
1235 pkt->pts);
1236 break;
1237 default:
0f4e8165 1238 abort();
bde0705c
LW
1239 }
1240 } else {
1241 AVFrame avframe; //FIXME/XXX remove this
1242 AVPacket opkt;
1243 av_init_packet(&opkt);
1244
7cacf1e8
MN
1245 if (!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY))
1246 continue;
1247
bde0705c
LW
1248 /* no reencoding needed : output the packet directly */
1249 /* force the input stream PTS */
1250
1251 avcodec_get_frame_defaults(&avframe);
1252 ost->st->codec->coded_frame= &avframe;
1253 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1254
1255 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1256 audio_size += data_size;
1257 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1258 video_size += data_size;
1259 ost->sync_opts++;
1260 }
1261
1262 opkt.stream_index= ost->index;
1263 if(pkt->pts != AV_NOPTS_VALUE)
fec401f7 1264 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1265 else
1266 opkt.pts= AV_NOPTS_VALUE;
1267
bde0705c 1268 if (pkt->dts == AV_NOPTS_VALUE)
c0dd7b7c 1269 opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
6c55b27f 1270 else
c0dd7b7c
MN
1271 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1272
a03d59b7 1273 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1274 opkt.flags= pkt->flags;
1275
1276 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1277 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1278 opkt.destruct= av_destruct_packet;
1279
8b389f15 1280 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW
1281 ost->st->codec->frame_number++;
1282 ost->frame_number++;
1283 av_free_packet(&opkt);
a700a6ae
FB
1284 }
1285 }
bde0705c
LW
1286 }
1287 av_free(buffer_to_free);
1288 /* XXX: allocate the subtitles in the codec ? */
1289 if (subtitle_to_free) {
1290 if (subtitle_to_free->rects != NULL) {
1291 for (i = 0; i < subtitle_to_free->num_rects; i++) {
1292 av_free(subtitle_to_free->rects[i].bitmap);
1293 av_free(subtitle_to_free->rects[i].rgba_palette);
c6ec28b1 1294 }
bde0705c 1295 av_freep(&subtitle_to_free->rects);
cf7fc795 1296 }
bde0705c
LW
1297 subtitle_to_free->num_rects = 0;
1298 subtitle_to_free = NULL;
a700a6ae 1299 }
bde0705c 1300 }
a700a6ae 1301 discard_packet:
6f824977
MN
1302 if (pkt == NULL) {
1303 /* EOF handling */
115329f1 1304
6f824977
MN
1305 for(i=0;i<nb_ostreams;i++) {
1306 ost = ost_table[i];
1307 if (ost->source_index == ist_index) {
01f4895c 1308 AVCodecContext *enc= ost->st->codec;
6f824977 1309 os = output_files[ost->file_index];
115329f1 1310
01f4895c 1311 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1312 continue;
01f4895c 1313 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1314 continue;
1315
1316 if (ost->encoding_needed) {
1317 for(;;) {
1318 AVPacket pkt;
cef7cc72 1319 int fifo_bytes;
6f824977
MN
1320 av_init_packet(&pkt);
1321 pkt.stream_index= ost->index;
115329f1 1322
01f4895c 1323 switch(ost->st->codec->codec_type) {
115329f1 1324 case CODEC_TYPE_AUDIO:
f5a478f6 1325 fifo_bytes = av_fifo_size(&ost->fifo);
cef7cc72
JR
1326 ret = 0;
1327 /* encode any samples remaining in fifo */
1328 if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1329 int fs_tmp = enc->frame_size;
1330 enc->frame_size = fifo_bytes / (2 * enc->channels);
f5a478f6 1331 if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
cef7cc72
JR
1332 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1333 }
1334 enc->frame_size = fs_tmp;
9e0db7d5
MN
1335 }
1336 if(ret <= 0) {
cef7cc72
JR
1337 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1338 }
6f824977
MN
1339 audio_size += ret;
1340 pkt.flags |= PKT_FLAG_KEY;
1341 break;
1342 case CODEC_TYPE_VIDEO:
8a6cb114 1343 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1344 video_size += ret;
1345 if(enc->coded_frame && enc->coded_frame->key_frame)
1346 pkt.flags |= PKT_FLAG_KEY;
1347 if (ost->logfile && enc->stats_out) {
1348 fprintf(ost->logfile, "%s", enc->stats_out);
1349 }
1350 break;
1351 default:
1352 ret=-1;
1353 }
115329f1 1354
6f824977
MN
1355 if(ret<=0)
1356 break;
27537106 1357 pkt.data= bit_buffer;
6f824977 1358 pkt.size= ret;
e7902f20 1359 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1360 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1361 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1362 }
1363 }
1364 }
1365 }
1366 }
115329f1 1367
a700a6ae
FB
1368 return 0;
1369 fail_decode:
1370 return -1;
1371}
1372
6d1ba1ac
LA
1373static void print_sdp(AVFormatContext **avc, int n)
1374{
1375 char sdp[2048];
1376
1377 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1378 printf("SDP:\n%s\n", sdp);
1379}
a700a6ae 1380
50e143c4
NS
1381static int stream_index_from_inputs(AVFormatContext **input_files,
1382 int nb_input_files,
1383 AVInputFile *file_table,
1384 AVInputStream **ist_table,
1385 enum CodecType type,
1386 int programid)
1387{
c1a4cdf9 1388 int p, q, z;
50e143c4
NS
1389 for(z=0; z<nb_input_files; z++) {
1390 AVFormatContext *ic = input_files[z];
1391 for(p=0; p<ic->nb_programs; p++) {
1392 AVProgram *program = ic->programs[p];
1393 if(program->id != programid)
1394 continue;
1395 for(q=0; q<program->nb_stream_indexes; q++) {
1396 int sidx = program->stream_index[q];
1397 int ris = file_table[z].ist_index + sidx;
1398 if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1399 return ris;
1400 }
1401 }
1402 }
1403
1404 return -1;
1405}
1406
85f07f22
FB
1407/*
1408 * The following code is the main loop of the file converter
1409 */
1410static int av_encode(AVFormatContext **output_files,
1411 int nb_output_files,
1412 AVFormatContext **input_files,
1413 int nb_input_files,
1414 AVStreamMap *stream_maps, int nb_stream_maps)
1415{
445f1b83 1416 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1417 AVFormatContext *is, *os;
1418 AVCodecContext *codec, *icodec;
1419 AVOutputStream *ost, **ost_table = NULL;
1420 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1421 AVInputFile *file_table;
cb09b2ed 1422 int key;
6d1ba1ac 1423 int want_sdp = 1;
bdc4796f 1424
90901860 1425 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1426 if (!file_table)
1427 goto fail;
115329f1 1428
85f07f22
FB
1429 /* input stream init */
1430 j = 0;
1431 for(i=0;i<nb_input_files;i++) {
1432 is = input_files[i];
1433 file_table[i].ist_index = j;
79fdaa4c 1434 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1435 j += is->nb_streams;
1436 }
1437 nb_istreams = j;
1438
1439 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1440 if (!ist_table)
bdc4796f 1441 goto fail;
115329f1 1442
85f07f22
FB
1443 for(i=0;i<nb_istreams;i++) {
1444 ist = av_mallocz(sizeof(AVInputStream));
1445 if (!ist)
1446 goto fail;
1447 ist_table[i] = ist;
1448 }
1449 j = 0;
1450 for(i=0;i<nb_input_files;i++) {
1451 is = input_files[i];
1452 for(k=0;k<is->nb_streams;k++) {
1453 ist = ist_table[j++];
1454 ist->st = is->streams[k];
1455 ist->file_index = i;
1456 ist->index = k;
1457 ist->discard = 1; /* the stream is discarded by default
1458 (changed later) */
bdfcbbed 1459
01f4895c 1460 if (ist->st->codec->rate_emu) {
bdfcbbed
MK
1461 ist->start = av_gettime();
1462 ist->frame = 0;
1463 }
85f07f22
FB
1464 }
1465 }
1466
1467 /* output stream init */
1468 nb_ostreams = 0;
1469 for(i=0;i<nb_output_files;i++) {
1470 os = output_files[i];
8a7bde1c
BC
1471 if (!os->nb_streams) {
1472 fprintf(stderr, "Output file does not contain any stream\n");
1473 exit(1);
1474 }
85f07f22
FB
1475 nb_ostreams += os->nb_streams;
1476 }
1477 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1478 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1479 exit(1);
1480 }
1481
bd073980
BF
1482 /* Sanity check the mapping args -- do the input files & streams exist? */
1483 for(i=0;i<nb_stream_maps;i++) {
1484 int fi = stream_maps[i].file_index;
1485 int si = stream_maps[i].stream_index;
115329f1 1486
bd073980
BF
1487 if (fi < 0 || fi > nb_input_files - 1 ||
1488 si < 0 || si > file_table[fi].nb_streams - 1) {
1489 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1490 exit(1);
1491 }
b4a3389e
WG
1492 fi = stream_maps[i].sync_file_index;
1493 si = stream_maps[i].sync_stream_index;
1494 if (fi < 0 || fi > nb_input_files - 1 ||
1495 si < 0 || si > file_table[fi].nb_streams - 1) {
1496 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1497 exit(1);
1498 }
bd073980 1499 }
115329f1 1500
85f07f22
FB
1501 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1502 if (!ost_table)
1503 goto fail;
1504 for(i=0;i<nb_ostreams;i++) {
1505 ost = av_mallocz(sizeof(AVOutputStream));
1506 if (!ost)
1507 goto fail;
1508 ost_table[i] = ost;
1509 }
115329f1 1510
85f07f22
FB
1511 n = 0;
1512 for(k=0;k<nb_output_files;k++) {
1513 os = output_files[k];
1514 for(i=0;i<os->nb_streams;i++) {
1515 int found;
1516 ost = ost_table[n++];
1517 ost->file_index = k;
1518 ost->index = i;
1519 ost->st = os->streams[i];
1520 if (nb_stream_maps > 0) {
115329f1 1521 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
85f07f22 1522 stream_maps[n-1].stream_index;
115329f1 1523
bd073980 1524 /* Sanity check that the stream types match */
01f4895c 1525 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
bd073980
BF
1526 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1527 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1528 ost->file_index, ost->index);
1529 exit(1);
1530 }
115329f1 1531
85f07f22 1532 } else {
50e143c4
NS
1533 if(opt_programid) {
1534 found = 0;
1535 j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1536 if(j != -1) {
1537 ost->source_index = j;
1538 found = 1;
1539 }
1540 } else {
a15bc651
NS
1541 /* get corresponding input stream index : we select the first one with the right type */
1542 found = 0;
85f07f22
FB
1543 for(j=0;j<nb_istreams;j++) {
1544 ist = ist_table[j];
a15bc651
NS
1545 if (ist->discard &&
1546 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1547 ost->source_index = j;
1548 found = 1;
a15bc651 1549 break;
85f07f22
FB
1550 }
1551 }
a15bc651
NS
1552 }
1553
1554 if (!found) {
1555 if(! opt_programid) {
1556 /* try again and reuse existing stream */
1557 for(j=0;j<nb_istreams;j++) {
1558 ist = ist_table[j];
1559 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1560 ost->source_index = j;
1561 found = 1;
1562 }
1563 }
50e143c4 1564 }
85f07f22
FB
1565 if (!found) {
1566 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1567 ost->file_index, ost->index);
1568 exit(1);
1569 }
1570 }
1571 }
1572 ist = ist_table[ost->source_index];
1573 ist->discard = 0;
b4a3389e
WG
1574 ost->sync_ist = (nb_stream_maps > 0) ?
1575 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1576 stream_maps[n-1].sync_stream_index] : ist;
85f07f22
FB
1577 }
1578 }
1579
85f07f22
FB
1580 /* for each output stream, we compute the right encoding parameters */
1581 for(i=0;i<nb_ostreams;i++) {
1582 ost = ost_table[i];
365515ac 1583 os = output_files[ost->file_index];
85f07f22
FB
1584 ist = ist_table[ost->source_index];
1585
01f4895c
MN
1586 codec = ost->st->codec;
1587 icodec = ist->st->codec;
85f07f22 1588
8e0d882b
AJ
1589 if (!ost->st->language[0])
1590 av_strlcpy(ost->st->language, ist->st->language,
1591 sizeof(ost->st->language));
1592
1629626f
FB
1593 if (ost->st->stream_copy) {
1594 /* if stream_copy is selected, no need to decode or encode */
1595 codec->codec_id = icodec->codec_id;
1596 codec->codec_type = icodec->codec_type;
365515ac
MN
1597
1598 if(!codec->codec_tag){
1599 if( !os->oformat->codec_tag
1600 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
1601 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1602 codec->codec_tag = icodec->codec_tag;
1603 }
1604
1629626f 1605 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1606 codec->extradata= icodec->extradata;
1607 codec->extradata_size= icodec->extradata_size;
4408e75e 1608 if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
d29de719
MN
1609 codec->time_base = icodec->time_base;
1610 else
1611 codec->time_base = ist->st->time_base;
1629626f
FB
1612 switch(codec->codec_type) {
1613 case CODEC_TYPE_AUDIO:
1614 codec->sample_rate = icodec->sample_rate;
1615 codec->channels = icodec->channels;
0a3b0447 1616 codec->frame_size = icodec->frame_size;
c1344911 1617 codec->block_align= icodec->block_align;
4efd6f58
MN
1618 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1619 codec->block_align= 0;
1629626f
FB
1620 break;
1621 case CODEC_TYPE_VIDEO:
8d74e55b
MD
1622 if(using_vhook) {
1623 fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1624 exit(1);
1625 }
9df3437f 1626 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
1627 codec->width = icodec->width;
1628 codec->height = icodec->height;
ff8cc24b 1629 codec->has_b_frames = icodec->has_b_frames;
1629626f 1630 break;
cf7fc795
FB
1631 case CODEC_TYPE_SUBTITLE:
1632 break;
1629626f 1633 default:
0f4e8165 1634 abort();
1629626f
FB
1635 }
1636 } else {
1637 switch(codec->codec_type) {
1638 case CODEC_TYPE_AUDIO:
f5a478f6 1639 if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
85f07f22 1640 goto fail;
2886f311
1641 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1642 icodec->request_channels = codec->channels;
85f07f22
FB
1643 ist->decoding_needed = 1;
1644 ost->encoding_needed = 1;
1629626f
FB
1645 break;
1646 case CODEC_TYPE_VIDEO:
c3f11d19
LA
1647 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1648 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1649 ost->video_resample = ((codec->width != icodec->width -
1650 (frame_leftBand + frame_rightBand) +
1651 (frame_padleft + frame_padright)) ||
1652 (codec->height != icodec->height -
1653 (frame_topBand + frame_bottomBand) +
18a54b04
LA
1654 (frame_padtop + frame_padbottom)) ||
1655 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1656 if (ost->video_crop) {
34b10a57
D
1657 ost->topBand = frame_topBand;
1658 ost->leftBand = frame_leftBand;
c3f11d19
LA
1659 }
1660 if (ost->video_pad) {
1ff93ffc
TK
1661 ost->padtop = frame_padtop;
1662 ost->padleft = frame_padleft;
1663 ost->padbottom = frame_padbottom;
1664 ost->padright = frame_padright;
c3f11d19
LA
1665 if (!ost->video_resample) {
1666 avcodec_get_frame_defaults(&ost->pict_tmp);
1667 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1668 codec->width, codec->height ) )
1669 goto fail;
1670 }
1671 }
1672 if (ost->video_resample) {
2de28abb 1673 avcodec_get_frame_defaults(&ost->pict_tmp);
18a54b04 1674 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
eddc482d
BC
1675 codec->width, codec->height ) ) {
1676 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
7a168618 1677 exit(1);
eddc482d 1678 }
9de8e6ac 1679 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
1680 ost->img_resample_ctx = sws_getContext(
1681 icodec->width - (frame_leftBand + frame_rightBand),
1682 icodec->height - (frame_topBand + frame_bottomBand),
1683 icodec->pix_fmt,
07d0cdfc
LA
1684 codec->width - (frame_padleft + frame_padright),
1685 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA
1686 codec->pix_fmt,
1687 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
1688 if (ost->img_resample_ctx == NULL) {
1689 fprintf(stderr, "Cannot get resampling context\n");
1690 exit(1);
1691 }
18a54b04 1692 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
85f07f22
FB
1693 }
1694 ost->encoding_needed = 1;
1695 ist->decoding_needed = 1;
1629626f 1696 break;
cf7fc795
FB
1697 case CODEC_TYPE_SUBTITLE:
1698 ost->encoding_needed = 1;
1699 ist->decoding_needed = 1;
1700 break;
1629626f 1701 default:
0f4e8165 1702 abort();
cf7fc795 1703 break;
85f07f22 1704 }
1629626f 1705 /* two pass mode */
115329f1 1706 if (ost->encoding_needed &&
1629626f
FB
1707 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1708 char logfilename[1024];
1709 FILE *f;
1710 int size;
1711 char *logbuffer;
115329f1
DB
1712
1713 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1714 pass_logfilename ?
1629626f
FB
1715 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1716 if (codec->flags & CODEC_FLAG_PASS1) {
1717 f = fopen(logfilename, "w");
1718 if (!f) {
1719 perror(logfilename);
1720 exit(1);
1721 }
1722 ost->logfile = f;
1723 } else {
1724 /* read the log file */
1725 f = fopen(logfilename, "r");
1726 if (!f) {
1727 perror(logfilename);
1728 exit(1);
1729 }
1730 fseek(f, 0, SEEK_END);
1731 size = ftell(f);
1732 fseek(f, 0, SEEK_SET);
1733 logbuffer = av_malloc(size + 1);
1734 if (!logbuffer) {
1735 fprintf(stderr, "Could not allocate log buffer\n");
1736 exit(1);
1737 }
4776fa92 1738 size = fread(logbuffer, 1, size, f);
1629626f
FB
1739 fclose(f);
1740 logbuffer[size] = '\0';
1741 codec->stats_in = logbuffer;
5abdb4b1 1742 }
5abdb4b1
FB
1743 }
1744 }
8a6cb114
MN
1745 if(codec->codec_type == CODEC_TYPE_VIDEO){
1746 int size= codec->width * codec->height;
1747 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1748 }
85f07f22
FB
1749 }
1750
8a6cb114
MN
1751 if (!bit_buffer)
1752 bit_buffer = av_malloc(bit_buffer_size);
1753 if (!bit_buffer)
1754 goto fail;
1755
1629626f
FB
1756 /* dump the file output parameters - cannot be done before in case
1757 of stream copy */
1758 for(i=0;i<nb_output_files;i++) {
1759 dump_format(output_files[i], i, output_files[i]->filename, 1);
1760 }
1761
1762 /* dump the stream mapping */
d8019eb5
AD
1763 if (verbose >= 0) {
1764 fprintf(stderr, "Stream mapping:\n");
1765 for(i=0;i<nb_ostreams;i++) {
1766 ost = ost_table[i];
b4a3389e 1767 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD
1768 ist_table[ost->source_index]->file_index,
1769 ist_table[ost->source_index]->index,
115329f1 1770 ost->file_index,
d8019eb5 1771 ost->index);
b4a3389e
WG
1772 if (ost->sync_ist != ist_table[ost->source_index])
1773 fprintf(stderr, " [sync #%d.%d]",
1774 ost->sync_ist->file_index,
1775 ost->sync_ist->index);
1776 fprintf(stderr, "\n");
d8019eb5 1777 }
1629626f
FB
1778 }
1779
85f07f22
FB
1780 /* open each encoder */
1781 for(i=0;i<nb_ostreams;i++) {
1782 ost = ost_table[i];
1783 if (ost->encoding_needed) {
1784 AVCodec *codec;
01f4895c 1785 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 1786 if (!codec) {
115329f1 1787 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
85f07f22
FB
1788 ost->file_index, ost->index);
1789 exit(1);
1790 }
01f4895c 1791 if (avcodec_open(ost->st->codec, codec) < 0) {
115329f1 1792 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
1793 ost->file_index, ost->index);
1794 exit(1);
1795 }
01f4895c 1796 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
1797 }
1798 }
1799
1800 /* open each decoder */
1801 for(i=0;i<nb_istreams;i++) {
1802 ist = ist_table[i];
1803 if (ist->decoding_needed) {
1804 AVCodec *codec;
01f4895c 1805 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1806 if (!codec) {
115329f1 1807 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01f4895c 1808 ist->st->codec->codec_id, ist->file_index, ist->index);
85f07f22
FB
1809 exit(1);
1810 }
01f4895c 1811 if (avcodec_open(ist->st->codec, codec) < 0) {
115329f1 1812 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
85f07f22
FB
1813 ist->file_index, ist->index);
1814 exit(1);
1815 }
01f4895c
MN
1816 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1817 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1818 }
1819 }
1820
1821 /* init pts */
1822 for(i=0;i<nb_istreams;i++) {
1823 ist = ist_table[i];
bb270c08 1824 is = input_files[ist->file_index];
e7d0374f 1825 ist->pts = 0;
fec401f7 1826 ist->next_pts=0;
de2aeaef
MN
1827 if( input_files_ts_offset[ist->file_index] != -is->start_time
1828 && !(is->start_time == AV_NOPTS_VALUE && input_files_ts_offset[ist->file_index]==0))
fdb86eb1 1829 ist->next_pts= AV_NOPTS_VALUE;
ff4905a5 1830 ist->is_start = 1;
85f07f22 1831 }
bd1b79a1 1832
0a38bafd
PB
1833 /* set meta data information from input file if required */
1834 for (i=0;i<nb_meta_data_maps;i++) {
1835 AVFormatContext *out_file;
1836 AVFormatContext *in_file;
1837
1838 int out_file_index = meta_data_maps[i].out_file;
1839 int in_file_index = meta_data_maps[i].in_file;
1840 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1841 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
8fa36ae0 1842 ret = AVERROR(EINVAL);
0a38bafd
PB
1843 goto fail;
1844 }
1845 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1846 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
8fa36ae0 1847 ret = AVERROR(EINVAL);
0a38bafd 1848 goto fail;
115329f1
DB
1849 }
1850
0a38bafd
PB
1851 out_file = output_files[out_file_index];
1852 in_file = input_files[in_file_index];
1853
1854 strcpy(out_file->title, in_file->title);
1855 strcpy(out_file->author, in_file->author);
1856 strcpy(out_file->copyright, in_file->copyright);
1857 strcpy(out_file->comment, in_file->comment);
1858 strcpy(out_file->album, in_file->album);
1859 out_file->year = in_file->year;
1860 out_file->track = in_file->track;
1861 strcpy(out_file->genre, in_file->genre);
1862 }
115329f1 1863
85f07f22
FB
1864 /* open files and write file headers */
1865 for(i=0;i<nb_output_files;i++) {
1866 os = output_files[i];
79fdaa4c 1867 if (av_write_header(os) < 0) {
65bf3c53 1868 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
8fa36ae0 1869 ret = AVERROR(EINVAL);
a38469e1
FB
1870 goto fail;
1871 }
6d1ba1ac
LA
1872 if (strcmp(output_files[i]->oformat->name, "rtp")) {
1873 want_sdp = 0;
1874 }
1875 }
1876 if (want_sdp) {
1877 print_sdp(output_files, nb_output_files);
85f07f22
FB
1878 }
1879
d8019eb5 1880 if ( !using_stdin && verbose >= 0) {
d9a916e2 1881 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1882 url_set_interrupt_cb(decode_interrupt_cb);
1883 }
a38469e1
FB
1884 term_init();
1885
cb09b2ed 1886 key = -1;
7fc98937 1887 timer_start = av_gettime();
51bd4565 1888
d9a916e2 1889 for(; received_sigterm == 0;) {
85f07f22
FB
1890 int file_index, ist_index;
1891 AVPacket pkt;
a9aeda81
PB
1892 double ipts_min;
1893 double opts_min;
23ffe323 1894
85f07f22 1895 redo:
a9aeda81
PB
1896 ipts_min= 1e100;
1897 opts_min= 1e100;
a38469e1 1898 /* if 'q' pressed, exits */
d9a916e2 1899 if (!using_stdin) {
b51469a0
LS
1900 if (q_pressed)
1901 break;
cb09b2ed
PG
1902 /* read_key() returns 0 on EOF */
1903 key = read_key();
1904 if (key == 'q')
1905 break;
1906 }
a38469e1 1907
ec5517d5
FB
1908 /* select the stream that we must read now by looking at the
1909 smallest output pts */
85f07f22 1910 file_index = -1;
ec5517d5 1911 for(i=0;i<nb_ostreams;i++) {
23ffe323 1912 double ipts, opts;
ec5517d5
FB
1913 ost = ost_table[i];
1914 os = output_files[ost->file_index];
1915 ist = ist_table[ost->source_index];
01f4895c
MN
1916 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1917 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 1918 else
c0df9d75 1919 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
1920 ipts = (double)ist->pts;
1921 if (!file_table[ist->file_index].eof_reached){
1922 if(ipts < ipts_min) {
1923 ipts_min = ipts;
1924 if(input_sync ) file_index = ist->file_index;
1925 }
1926 if(opts < opts_min) {
1927 opts_min = opts;
1928 if(!input_sync) file_index = ist->file_index;
1929 }
85f07f22 1930 }
01f4895c 1931 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
1932 file_index= -1;
1933 break;
1934 }
85f07f22
FB
1935 }
1936 /* if none, if is finished */
51bd4565 1937 if (file_index < 0) {
85f07f22 1938 break;
ec5517d5
FB
1939 }
1940
85f07f22 1941 /* finish if recording time exhausted */
23ffe323 1942 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1943 break;
ec5517d5 1944
b6e16b86 1945 /* finish if limit size exhausted */
899681cd 1946 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C
1947 break;
1948
254abc2e 1949 /* read a frame from it and output it in the fifo */
85f07f22 1950 is = input_files[file_index];
254abc2e 1951 if (av_read_frame(is, &pkt) < 0) {
85f07f22 1952 file_table[file_index].eof_reached = 1;
d24ce947
AB
1953 if (opt_shortest)
1954 break;
1955 else
1956 continue;
85f07f22 1957 }
303e50e6 1958
254abc2e 1959 if (do_pkt_dump) {
750f0e1f 1960 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 1961 }
79fdaa4c
FB
1962 /* the following test is needed in case new streams appear
1963 dynamically in stream : we ignore them */
1964 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1965 goto discard_packet;
85f07f22
FB
1966 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1967 ist = ist_table[ist_index];
bf5af568
FB
1968 if (ist->discard)
1969 goto discard_packet;
85f07f22 1970
fec401f7
MN
1971 if (pkt.dts != AV_NOPTS_VALUE)
1972 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1973 if (pkt.pts != AV_NOPTS_VALUE)
1974 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1975
949b1a13 1976// 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 1977 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
81d6d520
MN
1978 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
1979 int64_t delta= pkt_dts - ist->next_pts;
1980 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
1981 input_files_ts_offset[ist->file_index]-= delta;
1982 if (verbose > 2)
4733abcb 1983 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
1984 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
1985 if(pkt.pts != AV_NOPTS_VALUE)
1986 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
1987 }
1988 }
1989
8831db5c 1990 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 1991 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
1992
1993 if (verbose >= 0)
1994 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1995 ist->file_index, ist->index);
1996
a700a6ae
FB
1997 av_free_packet(&pkt);
1998 goto redo;
fe08925f 1999 }
cf7fc795 2000
bf5af568 2001 discard_packet:
85f07f22 2002 av_free_packet(&pkt);
115329f1 2003
ec5517d5
FB
2004 /* dump report by using the output first video and audio streams */
2005 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2006 }
a700a6ae
FB
2007
2008 /* at the end of stream, we must flush the decoder buffers */
2009 for(i=0;i<nb_istreams;i++) {
2010 ist = ist_table[i];
2011 if (ist->decoding_needed) {
2012 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2013 }
2014 }
2015
a38469e1 2016 term_exit();
85f07f22 2017
c4e37247
MN
2018 /* write the trailer if needed and close file */
2019 for(i=0;i<nb_output_files;i++) {
2020 os = output_files[i];
2021 av_write_trailer(os);
2022 }
2023
37f5cd5a
MN
2024 /* dump report by using the first video and audio streams */
2025 print_report(output_files, ost_table, nb_ostreams, 1);
2026
85f07f22
FB
2027 /* close each encoder */
2028 for(i=0;i<nb_ostreams;i++) {
2029 ost = ost_table[i];
2030 if (ost->encoding_needed) {
01f4895c
MN
2031 av_freep(&ost->st->codec->stats_in);
2032 avcodec_close(ost->st->codec);
85f07f22
FB
2033 }
2034 }
115329f1 2035
85f07f22
FB
2036 /* close each decoder */
2037 for(i=0;i<nb_istreams;i++) {
2038 ist = ist_table[i];
2039 if (ist->decoding_needed) {
01f4895c 2040 avcodec_close(ist->st->codec);
85f07f22
FB
2041 }
2042 }
85f07f22 2043
85f07f22 2044 /* finished ! */
115329f1 2045
85f07f22
FB
2046 ret = 0;
2047 fail1:
83b07470 2048 av_freep(&bit_buffer);
0f1578af 2049 av_free(file_table);
bdc4796f 2050
85f07f22
FB
2051 if (ist_table) {
2052 for(i=0;i<nb_istreams;i++) {
2053 ist = ist_table[i];
0f1578af 2054 av_free(ist);
85f07f22 2055 }
0f1578af 2056 av_free(ist_table);
85f07f22
FB
2057 }
2058 if (ost_table) {
2059 for(i=0;i<nb_ostreams;i++) {
2060 ost = ost_table[i];
2061 if (ost) {
5abdb4b1
FB
2062 if (ost->logfile) {
2063 fclose(ost->logfile);
2064 ost->logfile = NULL;
2065 }
f5a478f6
RS
2066 av_fifo_free(&ost->fifo); /* works even if fifo is not
2067 initialized but set to zero */
0f1578af 2068 av_free(ost->pict_tmp.data[0]);
85f07f22 2069 if (ost->video_resample)
18a54b04 2070 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2071 if (ost->resample)
85f07f22 2072 audio_resample_close(ost->resample);
0f1578af 2073 av_free(ost);
85f07f22
FB
2074 }
2075 }
0f1578af 2076 av_free(ost_table);
85f07f22
FB
2077 }
2078 return ret;
2079 fail:
8fa36ae0 2080 ret = AVERROR(ENOMEM);
85f07f22
FB
2081 goto fail1;
2082}
2083
2084#if 0
2085int file_read(const char *filename)
2086{
2087 URLContext *h;
2088 unsigned char buffer[1024];
2089 int len, i;
2090
2091 if (url_open(&h, filename, O_RDONLY) < 0) {
2092 printf("could not open '%s'\n", filename);
2093 return -1;
2094 }
2095 for(;;) {
2096 len = url_read(h, buffer, sizeof(buffer));
2097 if (len <= 0)
2098 break;
2099 for(i=0;i<len;i++) putchar(buffer[i]);
2100 }
2101 url_close(h);
2102 return 0;
2103}
2104#endif
2105
b29f97d1 2106static void opt_format(const char *arg)
85f07f22 2107{
817b23ff
FB
2108 /* compatibility stuff for pgmyuv */
2109 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2110 pgmyuv_compatibility_hack=1;
9286699a 2111// opt_image_format(arg);
5b6d5596 2112 arg = "image2";
17ceb4f9 2113 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2114 }
2115
79fdaa4c
FB
2116 file_iformat = av_find_input_format(arg);
2117 file_oformat = guess_format(arg, NULL, NULL);
2118 if (!file_iformat && !file_oformat) {
2119 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB
2120 exit(1);
2121 }
85f07f22
FB
2122}
2123
3b855466 2124extern int ffm_nopts;
3b855466
DB
2125
2126static int opt_default(const char *opt, const char *arg){
2127 int type;
2128 const AVOption *o= NULL;
2129 int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0};
2130
2131 for(type=0; type<CODEC_TYPE_NB; type++){
2132 const AVOption *o2 = av_find_opt(avctx_opts[0], opt, NULL, opt_types[type], opt_types[type]);
2133 if(o2)
2134 o = av_set_string(avctx_opts[type], opt, arg);
2135 }
2136 if(!o)
2137 o = av_set_string(avformat_opts, opt, arg);
2138 if(!o)
2139 o = av_set_string(sws_opts, opt, arg);
2140 if(!o){
2141 if(opt[0] == 'a')
2142 o = av_set_string(avctx_opts[CODEC_TYPE_AUDIO], opt+1, arg);
2143 else if(opt[0] == 'v')
2144 o = av_set_string(avctx_opts[CODEC_TYPE_VIDEO], opt+1, arg);
2145 else if(opt[0] == 's')
2146 o = av_set_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt+1, arg);
2147 }
2148 if(!o)
2149 return -1;
2150
2151// 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));
2152
2153 //FIXME we should always use avctx_opts, ... for storing options so there wont be any need to keep track of whats set over this
2154 opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
2155 opt_names[opt_name_count++]= o->name;
2156
2157#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
2158 /* disable generate of real time pts in ffm (need to be supressed anyway) */
2159 if(avctx_opts[0]->flags & CODEC_FLAG_BITEXACT)
2160 ffm_nopts = 1;
2161#endif
2162
2163 if(avctx_opts[0]->debug)
a309073b 2164 av_log_set_level(AV_LOG_DEBUG);
3b855466
DB
2165 return 0;
2166}
2167
464a631c 2168static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2169{
2170 video_rc_override_string = arg;
2171}
2172
f4f3223f
MN
2173static void opt_me_threshold(const char *arg)
2174{
2175 me_threshold = atoi(arg);
2176}
2177
f068206e
BE
2178static void opt_verbose(const char *arg)
2179{
2180 verbose = atoi(arg);
a309073b 2181 av_log_set_level(atoi(arg));
f068206e
BE
2182}
2183
b29f97d1 2184static void opt_frame_rate(const char *arg)
85f07f22 2185{
b33ece16 2186 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
445f1b83 2187 fprintf(stderr, "Incorrect frame rate\n");
bb270c08 2188 exit(1);
445f1b83 2189 }
85f07f22
FB
2190}
2191
ebde2a2c 2192static int opt_bitrate(const char *opt, const char *arg)
1b1656c6
RP
2193{
2194 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2195
2196 opt_default(opt, arg);
2197
2198 if (av_get_int(avctx_opts[codec_type], "b", NULL) < 1000)
2199 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2200
2201 return 0;
1b1656c6
RP
2202}
2203
b29f97d1 2204static void opt_frame_crop_top(const char *arg)
ab6d194a 2205{
115329f1 2206 frame_topBand = atoi(arg);
ab6d194a
MN
2207 if (frame_topBand < 0) {
2208 fprintf(stderr, "Incorrect top crop size\n");
2209 exit(1);
2210 }
2211 if ((frame_topBand % 2) != 0) {
2212 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2213 exit(1);
2214 }
2215 if ((frame_topBand) >= frame_height){
bb270c08 2216 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2217 exit(1);
2218 }
2219 frame_height -= frame_topBand;
2220}
2221
b29f97d1 2222static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2223{
2224 frame_bottomBand = atoi(arg);
2225 if (frame_bottomBand < 0) {
2226 fprintf(stderr, "Incorrect bottom crop size\n");
2227 exit(1);
2228 }
2229 if ((frame_bottomBand % 2) != 0) {
2230 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
115329f1 2231 exit(1);
ab6d194a
MN
2232 }
2233 if ((frame_bottomBand) >= frame_height){
bb270c08 2234 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2235 exit(1);
2236 }
2237 frame_height -= frame_bottomBand;
2238}
2239
b29f97d1 2240static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2241{
2242 frame_leftBand = atoi(arg);
2243 if (frame_leftBand < 0) {
2244 fprintf(stderr, "Incorrect left crop size\n");
2245 exit(1);
2246 }
2247 if ((frame_leftBand % 2) != 0) {
2248 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2249 exit(1);
2250 }
2251 if ((frame_leftBand) >= frame_width){
bb270c08 2252 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2253 exit(1);
2254 }
2255 frame_width -= frame_leftBand;
2256}
2257
b29f97d1 2258static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2259{
2260 frame_rightBand = atoi(arg);
2261 if (frame_rightBand < 0) {
2262 fprintf(stderr, "Incorrect right crop size\n");
2263 exit(1);
2264 }
2265 if ((frame_rightBand % 2) != 0) {
2266 fprintf(stderr, "Right crop size must be a multiple of 2\n");
115329f1 2267 exit(1);
ab6d194a
MN
2268 }
2269 if ((frame_rightBand) >= frame_width){
bb270c08 2270 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2271 exit(1);
2272 }
2273 frame_width -= frame_rightBand;
2274}
2275
b29f97d1 2276static void opt_frame_size(const char *arg)
85f07f22 2277{
b33ece16 2278 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
2279 fprintf(stderr, "Incorrect frame size\n");
2280 exit(1);
2281 }
2282 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2283 fprintf(stderr, "Frame size must be a multiple of 2\n");
2284 exit(1);
2285 }
2286}
2287
1ff93ffc
TK
2288
2289#define SCALEBITS 10
2290#define ONE_HALF (1 << (SCALEBITS - 1))
bb270c08 2291#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
1ff93ffc
TK
2292
2293#define RGB_TO_Y(r, g, b) \
2294((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2295 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2296
2297#define RGB_TO_U(r1, g1, b1, shift)\
2298(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2299 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2300
2301#define RGB_TO_V(r1, g1, b1, shift)\
2302(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2303 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2304
2305static void opt_pad_color(const char *arg) {
2306 /* Input is expected to be six hex digits similar to
2307 how colors are expressed in html tags (but without the #) */
2308 int rgb = strtol(arg, NULL, 16);
2309 int r,g,b;
115329f1
DB
2310
2311 r = (rgb >> 16);
1ff93ffc
TK
2312 g = ((rgb >> 8) & 255);
2313 b = (rgb & 255);
2314
2315 padcolor[0] = RGB_TO_Y(r,g,b);
2316 padcolor[1] = RGB_TO_U(r,g,b,0);
2317 padcolor[2] = RGB_TO_V(r,g,b,0);
2318}
2319
2320static void opt_frame_pad_top(const char *arg)
2321{
115329f1 2322 frame_padtop = atoi(arg);
1ff93ffc
TK
2323 if (frame_padtop < 0) {
2324 fprintf(stderr, "Incorrect top pad size\n");
2325 exit(1);
2326 }
2327 if ((frame_padtop % 2) != 0) {
2328 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2329 exit(1);
2330 }
2331}
2332
2333static void opt_frame_pad_bottom(const char *arg)
2334{
115329f1 2335 frame_padbottom = atoi(arg);
1ff93ffc
TK
2336 if (frame_padbottom < 0) {
2337 fprintf(stderr, "Incorrect bottom pad size\n");
2338 exit(1);
2339 }
2340 if ((frame_padbottom % 2) != 0) {
2341 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2342 exit(1);
2343 }
2344}
2345
2346
2347static void opt_frame_pad_left(const char *arg)
2348{
115329f1 2349 frame_padleft = atoi(arg);
1ff93ffc
TK
2350 if (frame_padleft < 0) {
2351 fprintf(stderr, "Incorrect left pad size\n");
2352 exit(1);
2353 }
2354 if ((frame_padleft % 2) != 0) {
2355 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2356 exit(1);
2357 }
2358}
2359
2360
2361static void opt_frame_pad_right(const char *arg)
2362{
115329f1 2363 frame_padright = atoi(arg);
1ff93ffc
TK
2364 if (frame_padright < 0) {
2365 fprintf(stderr, "Incorrect right pad size\n");
2366 exit(1);
2367 }
2368 if ((frame_padright % 2) != 0) {
2369 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2370 exit(1);
2371 }
2372}
2373
c3b95b1d
SS
2374void list_pix_fmts(void)
2375{
2376 int i;
2377 char pix_fmt_str[128];
2378 for (i=-1; i < PIX_FMT_NB; i++) {
2379 avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
2380 fprintf(stdout, "%s\n", pix_fmt_str);
2381 }
2382}
1ff93ffc 2383
63167088
RS
2384static void opt_frame_pix_fmt(const char *arg)
2385{
c3b95b1d
SS
2386 if (strcmp(arg, "list"))
2387 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2388 else {
2389 list_pix_fmts();
2390 exit(0);
2391 }
63167088
RS
2392}
2393
5fe03e38
RS
2394static void opt_frame_aspect_ratio(const char *arg)
2395{
2396 int x = 0, y = 0;
2397 double ar = 0;
2398 const char *p;
815f98cc 2399 char *end;
115329f1 2400
5fe03e38
RS
2401 p = strchr(arg, ':');
2402 if (p) {
815f98cc
AJ
2403 x = strtol(arg, &end, 10);
2404 if (end == p)
2405 y = strtol(end+1, &end, 10);
bb270c08
DB
2406 if (x > 0 && y > 0)
2407 ar = (double)x / (double)y;
5fe03e38 2408 } else
815f98cc 2409 ar = strtod(arg, NULL);
5fe03e38
RS
2410
2411 if (!ar) {
2412 fprintf(stderr, "Incorrect aspect ratio specification.\n");
bb270c08 2413 exit(1);
5fe03e38
RS
2414 }
2415 frame_aspect_ratio = ar;
2416}
2417
b29f97d1 2418static void opt_qscale(const char *arg)
85f07f22 2419{
158c7f05 2420 video_qscale = atof(arg);
4e64bead 2421 if (video_qscale <= 0 ||
158c7f05 2422 video_qscale > 255) {
4e64bead 2423 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
85f07f22
FB
2424 exit(1);
2425 }
2426}
2427
b29f97d1 2428static void opt_qdiff(const char *arg)
9cdd6a24
MN
2429{
2430 video_qdiff = atoi(arg);
2431 if (video_qdiff < 0 ||
2432 video_qdiff > 31) {
2433 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2434 exit(1);
2435 }
2436}
2437
b29f97d1 2438static void opt_strict(const char *arg)
f560dd82
MN
2439{
2440 strict= atoi(arg);
2441}
2442
bb198e19
MN
2443static void opt_top_field_first(const char *arg)
2444{
2445 top_field_first= atoi(arg);
2446}
2447
9c3d33d6
MN
2448static void opt_thread_count(const char *arg)
2449{
2450 thread_count= atoi(arg);
2450cff2 2451#if !defined(HAVE_THREADS)
d8019eb5
AD
2452 if (verbose >= 0)
2453 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2454#endif
9c3d33d6
MN
2455}
2456
b29f97d1 2457static void opt_audio_rate(const char *arg)
85f07f22
FB
2458{
2459 audio_sample_rate = atoi(arg);
2460}
2461
b29f97d1 2462static void opt_audio_channels(const char *arg)
85f07f22
FB
2463{
2464 audio_channels = atoi(arg);
2465}
2466
b29f97d1 2467static void opt_video_channel(const char *arg)
a5df11ab
FB
2468{
2469 video_channel = strtol(arg, NULL, 0);
2470}
2471
e3ee3283
AB
2472static void opt_video_standard(const char *arg)
2473{
2474 video_standard = av_strdup(arg);
2475}
2476
4a897224 2477static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2478 int codec_type, const char *arg)
85f07f22 2479{
4a897224 2480 av_freep(pcodec_name);
1629626f 2481 if (!strcmp(arg, "copy")) {
cf7fc795 2482 *pstream_copy = 1;
85f07f22 2483 } else {
4a897224 2484 *pcodec_name = av_strdup(arg);
85f07f22
FB
2485 }
2486}
2487
cf7fc795
FB
2488static void opt_audio_codec(const char *arg)
2489{
4a897224 2490 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB
2491}
2492
b2a2197e
MN
2493static void opt_audio_tag(const char *arg)
2494{
2495 char *tail;
2496 audio_codec_tag= strtol(arg, &tail, 0);
2497
2498 if(!tail || *tail)
2499 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2500}
2501
2502static void opt_video_tag(const char *arg)
2503{
2504 char *tail;
2505 video_codec_tag= strtol(arg, &tail, 0);
2506
2507 if(!tail || *tail)
2508 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2509}
2510
d0f596b4 2511#ifdef CONFIG_VHOOK
b29f97d1 2512static void add_frame_hooker(const char *arg)
10d104e4
PG
2513{
2514 int argc = 0;
2515 char *argv[64];
2516 int i;
e9a9e0c2 2517 char *args = av_strdup(arg);
10d104e4 2518
bee0d9e5
CY
2519 using_vhook = 1;
2520
10d104e4
PG
2521 argv[0] = strtok(args, " ");
2522 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2523 }
2524
2525 i = frame_hook_add(argc, argv);
2526
2527 if (i != 0) {
2528 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2529 exit(1);
2530 }
2531}
d0f596b4 2532#endif
10d104e4 2533
b29f97d1 2534static void opt_video_codec(const char *arg)
85f07f22 2535{
4a897224 2536 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2537}
85f07f22 2538
cf7fc795
FB
2539static void opt_subtitle_codec(const char *arg)
2540{
4a897224 2541 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB
2542}
2543
b29f97d1 2544static void opt_map(const char *arg)
85f07f22
FB
2545{
2546 AVStreamMap *m;
815f98cc 2547 char *p;
85f07f22 2548
85f07f22
FB
2549 m = &stream_maps[nb_stream_maps++];
2550
815f98cc 2551 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
2552 if (*p)
2553 p++;
a5dc85ef 2554
815f98cc 2555 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
2556 if (*p) {
2557 p++;
815f98cc 2558 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
2559 if (*p)
2560 p++;
815f98cc 2561 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
2562 } else {
2563 m->sync_file_index = m->file_index;
2564 m->sync_stream_index = m->stream_index;
2565 }
85f07f22
FB
2566}
2567
0a38bafd
PB
2568static void opt_map_meta_data(const char *arg)
2569{
2570 AVMetaDataMap *m;
815f98cc 2571 char *p;
115329f1 2572
0a38bafd
PB
2573 m = &meta_data_maps[nb_meta_data_maps++];
2574
815f98cc 2575 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB
2576 if (*p)
2577 p++;
2578
815f98cc 2579 m->in_file = strtol(p, &p, 0);
0a38bafd
PB
2580}
2581
f9436161
SS
2582static int64_t parse_time_or_die(const char *timestr, int is_duration)
2583{
2584 int64_t us = parse_date(timestr, is_duration);
2585 if (us == INT64_MIN) {
2586 fprintf(stderr, "Invalid %s specification: %s\n",
2587 is_duration ? "duration" : "date", timestr);
2588 exit(1);
2589 }
2590 return us;
2591}
2592
b29f97d1 2593static void opt_recording_time(const char *arg)
85f07f22 2594{
f9436161 2595 recording_time = parse_time_or_die(arg, 1);
85f07f22
FB
2596}
2597
8831db5c
MN
2598static void opt_start_time(const char *arg)
2599{
f9436161 2600 start_time = parse_time_or_die(arg, 1);
8831db5c
MN
2601}
2602
4568325a
RS
2603static void opt_rec_timestamp(const char *arg)
2604{
f9436161 2605 rec_timestamp = parse_time_or_die(arg, 0) / 1000000;
4568325a
RS
2606}
2607
a6a92a9a
WG
2608static void opt_input_ts_offset(const char *arg)
2609{
f9436161 2610 input_ts_offset = parse_time_or_die(arg, 1);
a6a92a9a
WG
2611}
2612
4a897224
NG
2613static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2614{
f73008d8 2615 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
2616 AVCodec *codec;
2617
2618 if(!name)
2619 return CODEC_ID_NONE;
2620 codec = encoder ?
2621 avcodec_find_encoder_by_name(name) :
2622 avcodec_find_decoder_by_name(name);
2623 if(!codec) {
4f489292 2624 av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name);
4a897224
NG
2625 exit(1);
2626 }
2627 if(codec->type != type) {
4f489292 2628 av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name);
4a897224
NG
2629 exit(1);
2630 }
2631 return codec->id;
2632}
2633
b29f97d1 2634static void opt_input_file(const char *filename)
85f07f22
FB
2635{
2636 AVFormatContext *ic;
2637 AVFormatParameters params, *ap = &params;
14bea432 2638 int err, i, ret, rfps, rfps_base;
bd1b79a1 2639 int64_t timestamp;
85f07f22 2640
b242baa4
FB
2641 if (!strcmp(filename, "-"))
2642 filename = "pipe:";
2643
115329f1 2644 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2645 !strcmp( filename, "/dev/stdin" );
2646
85f07f22 2647 /* get default parameters from command line */
4eb72c6b
NS
2648 ic = av_alloc_format_context();
2649
79fdaa4c 2650 memset(ap, 0, sizeof(*ap));
4eb72c6b 2651 ap->prealloced_context = 1;
79fdaa4c
FB
2652 ap->sample_rate = audio_sample_rate;
2653 ap->channels = audio_channels;
b33ece16
SS
2654 ap->time_base.den = frame_rate.num;
2655 ap->time_base.num = frame_rate.den;
1ff93ffc
TK
2656 ap->width = frame_width + frame_padleft + frame_padright;
2657 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2658 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2659 ap->channel = video_channel;
2660 ap->standard = video_standard;
4a897224
NG
2661 ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
2662 ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
5b6d5596
MN
2663 if(pgmyuv_compatibility_hack)
2664 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c 2665
4eb72c6b 2666 for(i=0; i<opt_name_count; i++){
4b59cf6c 2667 char buf[256];
bd31a388 2668 const AVOption *opt;
6b80f1a1 2669 const char *str= av_get_string(avformat_opts, opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
2670 if(str && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2671 av_set_string(ic, opt_names[i], str);
4eb72c6b 2672 }
62600469
MN
2673
2674 ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
2675 ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
2676 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
2677
79fdaa4c
FB
2678 /* open the input file with generic libav function */
2679 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2680 if (err < 0) {
79fdaa4c 2681 print_error(filename, err);
85f07f22
FB
2682 exit(1);
2683 }
50e143c4
NS
2684 if(opt_programid) {
2685 int i;
2686 for(i=0; i<ic->nb_programs; i++)
2687 if(ic->programs[i]->id != opt_programid)
2688 ic->programs[i]->discard = AVDISCARD_ALL;
2689 }
30bc6613 2690
5894e1bb
VP
2691 ic->loop_input = loop_input;
2692
79fdaa4c
FB
2693 /* If not enough info to get the stream parameters, we decode the
2694 first frames to get it. (used in mpeg case for example) */
2695 ret = av_find_stream_info(ic);
d8019eb5 2696 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2697 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2698 exit(1);
2699 }
2700
bd1b79a1
MN
2701 timestamp = start_time;
2702 /* add the stream start time */
2703 if (ic->start_time != AV_NOPTS_VALUE)
2704 timestamp += ic->start_time;
2705
254abc2e
FB
2706 /* if seeking requested, we execute it */
2707 if (start_time != 0) {
3ba1438d 2708 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2709 if (ret < 0) {
115329f1 2710 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB
2711 filename, (double)timestamp / AV_TIME_BASE);
2712 }
2713 /* reset seek info */
2714 start_time = 0;
2715 }
2716
85f07f22
FB
2717 /* update the current parameters so that they match the one of the input stream */
2718 for(i=0;i<ic->nb_streams;i++) {
637b5326 2719 int j;
01f4895c 2720 AVCodecContext *enc = ic->streams[i]->codec;
c62c07d3
MN
2721 if(thread_count>1)
2722 avcodec_thread_init(enc, thread_count);
c62c07d3 2723 enc->thread_count= thread_count;
85f07f22
FB
2724 switch(enc->codec_type) {
2725 case CODEC_TYPE_AUDIO:
637b5326 2726 for(j=0; j<opt_name_count; j++){
4b59cf6c 2727 char buf[256];
bd31a388 2728 const AVOption *opt;
6b80f1a1 2729 const char *str= av_get_string(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt, buf, sizeof(buf));
4b59cf6c
MN
2730 if(str && (opt->flags & AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2731 av_set_string(enc, opt_names[j], str);
637b5326 2732 }
e0d2714a 2733 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2734 audio_channels = enc->channels;
2735 audio_sample_rate = enc->sample_rate;
b4aea108 2736 if(audio_disable)
f3356e9c 2737 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2738 break;
2739 case CODEC_TYPE_VIDEO:
637b5326 2740 for(j=0; j<opt_name_count; j++){
4b59cf6c 2741 char buf[256];
bd31a388 2742 const AVOption *opt;
6b80f1a1 2743 const char *str= av_get_string(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt, buf, sizeof(buf));
4b59cf6c
MN
2744 if(str && (opt->flags & AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2745 av_set_string(enc, opt_names[j], str);
637b5326 2746 }
85f07f22
FB
2747 frame_height = enc->height;
2748 frame_width = enc->width;
bb270c08
DB
2749 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2750 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2751 rfps = ic->streams[i]->r_frame_rate.num;
2752 rfps_base = ic->streams[i]->r_frame_rate.den;
637b5326 2753 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN
2754 if(me_threshold)
2755 enc->debug |= FF_DEBUG_MV;
d7425f59 2756
115329f1 2757 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2758
2759 if (verbose >= 0)
386c88de 2760 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2761 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2762
15bc38e5 2763 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2764 }
bf5af568 2765 /* update the current frame rate to match the stream frame rate */
b33ece16
SS
2766 frame_rate.num = rfps;
2767 frame_rate.den = rfps_base;
bdfcbbed
MK
2768
2769 enc->rate_emu = rate_emu;
b4aea108 2770 if(video_disable)
f3356e9c
MN
2771 ic->streams[i]->discard= AVDISCARD_ALL;
2772 else if(video_discard)
2773 ic->streams[i]->discard= video_discard;
85f07f22 2774 break;
254abc2e
FB
2775 case CODEC_TYPE_DATA:
2776 break;
cf7fc795 2777 case CODEC_TYPE_SUBTITLE:
11bf3847
AJ
2778 if(subtitle_disable)
2779 ic->streams[i]->discard = AVDISCARD_ALL;
cf7fc795 2780 break;
f8d7c9d3 2781 case CODEC_TYPE_ATTACHMENT:
ae38261e
MB
2782 case CODEC_TYPE_UNKNOWN:
2783 break;
51bd4565 2784 default:
0f4e8165 2785 abort();
85f07f22
FB
2786 }
2787 }
115329f1 2788
85f07f22 2789 input_files[nb_input_files] = ic;
bd1b79a1 2790 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2791 /* dump the file content */
d8019eb5
AD
2792 if (verbose >= 0)
2793 dump_format(ic, nb_input_files, filename, 0);
2794
85f07f22 2795 nb_input_files++;
79fdaa4c
FB
2796 file_iformat = NULL;
2797 file_oformat = NULL;
bdfcbbed 2798
2639c651 2799 video_channel = 0;
115329f1 2800
bdfcbbed 2801 rate_emu = 0;
a06a18c5
BC
2802 av_freep(&video_codec_name);
2803 av_freep(&audio_codec_name);
2804 av_freep(&subtitle_codec_name);
85f07f22
FB
2805}
2806
11bf3847
AJ
2807static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
2808 int *has_subtitle_ptr)
919f448d 2809{
11bf3847 2810 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB
2811 AVFormatContext *ic;
2812
2813 has_video = 0;
2814 has_audio = 0;
11bf3847 2815 has_subtitle = 0;
919f448d
FB
2816 for(j=0;j<nb_input_files;j++) {
2817 ic = input_files[j];
2818 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2819 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB
2820 switch(enc->codec_type) {
2821 case CODEC_TYPE_AUDIO:
2822 has_audio = 1;
2823 break;
2824 case CODEC_TYPE_VIDEO:
2825 has_video = 1;
2826 break;
11bf3847
AJ
2827 case CODEC_TYPE_SUBTITLE:
2828 has_subtitle = 1;
2829 break;
6fb316d5 2830 case CODEC_TYPE_DATA:
f8d7c9d3 2831 case CODEC_TYPE_ATTACHMENT:
ae38261e 2832 case CODEC_TYPE_UNKNOWN:
6fb316d5 2833 break;
51bd4565 2834 default:
0f4e8165 2835 abort();
919f448d
FB
2836 }
2837 }
2838 }
2839 *has_video_ptr = has_video;
2840 *has_audio_ptr = has_audio;
11bf3847 2841 *has_subtitle_ptr = has_subtitle;
919f448d
FB
2842}
2843
cf7fc795 2844static void new_video_stream(AVFormatContext *oc)
85f07f22
FB
2845{
2846 AVStream *st;
cf7fc795
FB
2847 AVCodecContext *video_enc;
2848 int codec_id;
115329f1 2849
cf7fc795
FB
2850 st = av_new_stream(oc, oc->nb_streams);
2851 if (!st) {
2852 fprintf(stderr, "Could not alloc stream\n");
2853 exit(1);
2854 }
54cc9c46 2855 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN
2856 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
2857 video_bitstream_filters= NULL;
2858
cf7fc795 2859 if(thread_count>1)
01f4895c 2860 avcodec_thread_init(st->codec, thread_count);
115329f1 2861
01f4895c 2862 video_enc = st->codec;
115329f1 2863
cf7fc795
FB
2864 if(video_codec_tag)
2865 video_enc->codec_tag= video_codec_tag;
115329f1 2866
90ad92b3 2867 if( (video_global_header&1)
637b5326 2868 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 2869 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 2870 avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
2871 }
2872 if(video_global_header&2){
90ad92b3 2873 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
23b254fb 2874 avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 2875 }
90ad92b3 2876
cf7fc795
FB
2877 if (video_stream_copy) {
2878 st->stream_copy = 1;
2879 video_enc->codec_type = CODEC_TYPE_VIDEO;
2880 } else {
464a631c 2881 const char *p;
cf7fc795
FB
2882 int i;
2883 AVCodec *codec;
9de0be61 2884 AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
115329f1 2885
cf7fc795 2886 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
4a897224
NG
2887 if (video_codec_name)
2888 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
115329f1 2889
cf7fc795
FB
2890 video_enc->codec_id = codec_id;
2891 codec = avcodec_find_encoder(codec_id);
115329f1 2892
8bbf6db9 2893 for(i=0; i<opt_name_count; i++){
4b59cf6c
MN
2894 char buf[256];
2895 const AVOption *opt;
6b80f1a1 2896 const char *str= av_get_string(avctx_opts[CODEC_TYPE_VIDEO], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
2897 if(str && (opt->flags & AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
2898 av_set_string(video_enc, opt_names[i], str);
8bbf6db9 2899 }
115329f1 2900
9de0be61
MN
2901 video_enc->time_base.den = fps.num;
2902 video_enc->time_base.num = fps.den;
cf7fc795
FB
2903 if(codec && codec->supported_framerates){
2904 const AVRational *p= codec->supported_framerates;
cf7fc795
FB
2905 const AVRational *best=NULL;
2906 AVRational best_error= (AVRational){INT_MAX, 1};
2907 for(; p->den!=0; p++){
9de0be61 2908 AVRational error= av_sub_q(fps, *p);
cf7fc795
FB
2909 if(error.num <0) error.num *= -1;
2910 if(av_cmp_q(error, best_error) < 0){
2911 best_error= error;
2912 best= p;
2913 }
2914 }
2915 video_enc->time_base.den= best->num;
2916 video_enc->time_base.num= best->den;
2917 }
115329f1 2918
cf7fc795
FB
2919 video_enc->width = frame_width + frame_padright + frame_padleft;
2920 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 2921 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795
FB
2922 video_enc->pix_fmt = frame_pix_fmt;
2923
2924 if(codec && codec->pix_fmts){
2925 const enum PixelFormat *p= codec->pix_fmts;
2926 for(; *p!=-1; p++){
2927 if(*p == video_enc->pix_fmt)
2928 break;
2929 }
2930 if(*p == -1)
2931 video_enc->pix_fmt = codec->pix_fmts[0];
2932 }
2933
babe0e8c 2934 if (intra_only)
cf7fc795
FB
2935 video_enc->gop_size = 0;
2936 if (video_qscale || same_quality) {
2937 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 2938 video_enc->global_quality=
cf7fc795
FB
2939 st->quality = FF_QP2LAMBDA * video_qscale;
2940 }
2941
2942 if(intra_matrix)
2943 video_enc->intra_matrix = intra_matrix;
2944 if(inter_matrix)
2945 video_enc->inter_matrix = inter_matrix;
2946
cf7fc795 2947 video_enc->max_qdiff = video_qdiff;
cf7fc795
FB
2948 video_enc->thread_count = thread_count;
2949 p= video_rc_override_string;
2950 for(i=0; p; i++){
2951 int start, end, q;
2952 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
2953 if(e!=3){
2954 fprintf(stderr, "error parsing rc_override\n");
2955 exit(1);
2956 }
115329f1
DB
2957 video_enc->rc_override=
2958 av_realloc(video_enc->rc_override,
cf7fc795
FB
2959 sizeof(RcOverride)*(i+1));
2960 video_enc->rc_override[i].start_frame= start;
2961 video_enc->rc_override[i].end_frame = end;
2962 if(q>0){
2963 video_enc->rc_override[i].qscale= q;
2964 video_enc->rc_override[i].quality_factor= 1.0;
2965 }
2966 else{
2967 video_enc->rc_override[i].qscale= 0;
2968 video_enc->rc_override[i].quality_factor= -q/100.0;
2969 }
2970 p= strchr(p, '/');
2971 if(p) p++;
2972 }
2973 video_enc->rc_override_count=i;
079e8cb9
BC
2974 if (!video_enc->rc_initial_buffer_occupancy)
2975 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
cf7fc795 2976 video_enc->me_threshold= me_threshold;
cf7fc795
FB
2977 video_enc->intra_dc_precision= intra_dc_precision - 8;
2978 video_enc->strict_std_compliance = strict;
cf7fc795 2979
cf7fc795
FB
2980 if (do_psnr)
2981 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 2982
cf7fc795
FB
2983 /* two pass mode */
2984 if (do_pass) {
2985 if (do_pass == 1) {
2986 video_enc->flags |= CODEC_FLAG_PASS1;
2987 } else {
2988 video_enc->flags |= CODEC_FLAG_PASS2;
2989 }
2990 }
2991 }
2992
2993 /* reset some key parameters */
2994 video_disable = 0;
4a897224 2995 av_freep(&video_codec_name);
cf7fc795
FB
2996 video_stream_copy = 0;
2997}
2998
2999static void new_audio_stream(AVFormatContext *oc)
3000{
3001 AVStream *st;
3002 AVCodecContext *audio_enc;
8bbf6db9 3003 int codec_id, i;
115329f1 3004
cf7fc795
FB
3005 st = av_new_stream(oc, oc->nb_streams);
3006 if (!st) {
3007 fprintf(stderr, "Could not alloc stream\n");
3008 exit(1);
3009 }
54cc9c46 3010 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
748c2fca
MN
3011
3012 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
3013 audio_bitstream_filters= NULL;
3014
cf7fc795 3015 if(thread_count>1)
01f4895c 3016 avcodec_thread_init(st->codec, thread_count);
115329f1 3017
01f4895c 3018 audio_enc = st->codec;
cf7fc795 3019 audio_enc->codec_type = CODEC_TYPE_AUDIO;
f889d3f9 3020 audio_enc->strict_std_compliance = strict;
115329f1 3021
cf7fc795
FB
3022 if(audio_codec_tag)
3023 audio_enc->codec_tag= audio_codec_tag;
115329f1 3024
637b5326 3025 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 3026 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 3027 avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326 3028 }
cf7fc795
FB
3029 if (audio_stream_copy) {
3030 st->stream_copy = 1;
3031 audio_enc->channels = audio_channels;
3032 } else {
3033 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
115329f1 3034
8bbf6db9 3035 for(i=0; i<opt_name_count; i++){
4b59cf6c 3036 char buf[256];
bd31a388 3037 const AVOption *opt;
6b80f1a1 3038 const char *str= av_get_string(avctx_opts[CODEC_TYPE_AUDIO], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3039 if(str && (opt->flags & AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3040 av_set_string(audio_enc, opt_names[i], str);
8bbf6db9 3041 }
115329f1 3042
4a897224
NG
3043 if (audio_codec_name)
3044 codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 1);
cf7fc795 3045 audio_enc->codec_id = codec_id;
115329f1 3046
c57c770d
JR
3047 if (audio_qscale > QSCALE_NONE) {
3048 audio_enc->flags |= CODEC_FLAG_QSCALE;
3049 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
3050 }
cf7fc795 3051 audio_enc->thread_count = thread_count;
e3e3be53 3052 audio_enc->channels = audio_channels;
cf7fc795
FB
3053 }
3054 audio_enc->sample_rate = audio_sample_rate;
78e03516 3055 audio_enc->time_base= (AVRational){1, audio_sample_rate};
cf7fc795 3056 if (audio_language) {
f7d78f36 3057 av_strlcpy(st->language, audio_language, sizeof(st->language));
cf7fc795
FB
3058 av_free(audio_language);
3059 audio_language = NULL;
3060 }
3061
3062 /* reset some key parameters */
3063 audio_disable = 0;
4a897224 3064 av_freep(&audio_codec_name);
cf7fc795
FB
3065 audio_stream_copy = 0;
3066}
3067
11bf3847 3068static void new_subtitle_stream(AVFormatContext *oc)
cf7fc795 3069{
cf7fc795
FB
3070 AVStream *st;
3071 AVCodecContext *subtitle_enc;
8bbf6db9 3072 int i;
115329f1 3073
cf7fc795
FB
3074 st = av_new_stream(oc, oc->nb_streams);
3075 if (!st) {
3076 fprintf(stderr, "Could not alloc stream\n");
3077 exit(1);
3078 }
54cc9c46 3079 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE);
cf7fc795 3080
e1cc8339
RD
3081 bitstream_filters[nb_output_files][oc->nb_streams - 1]= subtitle_bitstream_filters;
3082 subtitle_bitstream_filters= NULL;
3083
01f4895c 3084 subtitle_enc = st->codec;
cf7fc795
FB
3085 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
3086 if (subtitle_stream_copy) {
3087 st->stream_copy = 1;
3088 } else {
8bbf6db9 3089 for(i=0; i<opt_name_count; i++){
4b59cf6c
MN
3090 char buf[256];
3091 const AVOption *opt;
6b80f1a1 3092 const char *str= av_get_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3093 if(str && (opt->flags & AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3094 av_set_string(subtitle_enc, opt_names[i], str);
8bbf6db9 3095 }
4a897224 3096 subtitle_enc->codec_id = find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 1);
cf7fc795
FB
3097 }
3098
3099 if (subtitle_language) {
f7d78f36 3100 av_strlcpy(st->language, subtitle_language, sizeof(st->language));
cf7fc795
FB
3101 av_free(subtitle_language);
3102 subtitle_language = NULL;
3103 }
3104
11bf3847 3105 subtitle_disable = 0;
4a897224 3106 av_freep(&subtitle_codec_name);
cf7fc795
FB
3107 subtitle_stream_copy = 0;
3108}
3109
3110static void opt_new_audio_stream(void)
3111{
3112 AVFormatContext *oc;
3113 if (nb_output_files <= 0) {
3114 fprintf(stderr, "At least one output file must be specified\n");
3115 exit(1);
3116 }
3117 oc = output_files[nb_output_files - 1];
3118 new_audio_stream(oc);
3119}
3120
3121static void opt_new_video_stream(void)
3122{
3123 AVFormatContext *oc;
3124 if (nb_output_files <= 0) {
3125 fprintf(stderr, "At least one output file must be specified\n");
3126 exit(1);
3127 }
3128 oc = output_files[nb_output_files - 1];
3129 new_video_stream(oc);
3130}
3131
11bf3847
AJ
3132static void opt_new_subtitle_stream(void)
3133{
3134 AVFormatContext *oc;
3135 if (nb_output_files <= 0) {
3136 fprintf(stderr, "At least one output file must be specified\n");
3137 exit(1);
3138 }
3139 oc = output_files[nb_output_files - 1];
3140 new_subtitle_stream(oc);
3141}
3142
cf7fc795
FB
3143static void opt_output_file(const char *filename)
3144{
3145 AVFormatContext *oc;
11bf3847
AJ
3146 int use_video, use_audio, use_subtitle;
3147 int input_has_video, input_has_audio, input_has_subtitle, i;
817b23ff 3148 AVFormatParameters params, *ap = &params;
85f07f22
FB
3149
3150 if (!strcmp(filename, "-"))
3151 filename = "pipe:";
3152
bc874dae 3153 oc = av_alloc_format_context();
85f07f22 3154
79fdaa4c
FB
3155 if (!file_oformat) {
3156 file_oformat = guess_format(NULL, filename, NULL);
3157 if (!file_oformat) {
4021300c 3158 fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
79fdaa4c
FB
3159 filename);
3160 exit(1);
3161 }
85f07f22 3162 }
115329f1 3163
79fdaa4c 3164 oc->oformat = file_oformat;
f7d78f36 3165 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
85f07f22 3166
115329f1 3167 if (!strcmp(file_oformat->name, "ffm") &&
f7d78f36 3168 av_strstart(filename, "http:", NULL)) {
85f07f22
FB
3169 /* special case for files sent to ffserver: we get the stream
3170 parameters from ffserver */
3171 if (read_ffserver_streams(oc, filename) < 0) {
3172 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3173 exit(1);
3174 }
3175 } else {
4a897224
NG
3176 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name;
3177 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name;
3178 use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name;
919f448d 3179
e30a2846
FB
3180 /* disable if no corresponding type found and at least one
3181 input file */
3182 if (nb_input_files > 0) {
11bf3847
AJ
3183 check_audio_video_sub_inputs(&input_has_video, &input_has_audio,
3184 &input_has_subtitle);
e30a2846
FB
3185 if (!input_has_video)
3186 use_video = 0;
3187 if (!input_has_audio)
3188 use_audio = 0;
11bf3847
AJ
3189 if (!input_has_subtitle)
3190 use_subtitle = 0;
e30a2846 3191 }
919f448d
FB
3192
3193 /* manual disable */
85f07f22
FB
3194 if (audio_disable) {
3195 use_audio = 0;
3196 }
3197 if (video_disable) {
3198 use_video = 0;
3199 }
11bf3847
AJ
3200 if (subtitle_disable) {
3201 use_subtitle = 0;
3202 }
115329f1 3203
85f07f22 3204 if (use_video) {
cf7fc795 3205 new_video_stream(oc);
85f07f22 3206 }
115329f1 3207
85f07f22 3208 if (use_audio) {
cf7fc795 3209 new_audio_stream(oc);
85f07f22
FB
3210 }
3211
11bf3847
AJ
3212 if (use_subtitle) {
3213 new_subtitle_stream(oc);
3214 }
3215
4568325a 3216 oc->timestamp = rec_timestamp;
115329f1 3217
bb270c08 3218 if (str_title)
f7d78f36 3219 av_strlcpy(oc->title, str_title, sizeof(oc->title));
85f07f22 3220 if (str_author)
f7d78f36 3221 av_strlcpy(oc->author, str_author, sizeof(oc->author));
85f07f22 3222 if (str_copyright)
f7d78f36 3223 av_strlcpy(oc->copyright, str_copyright, sizeof(oc->copyright));
85f07f22 3224 if (str_comment)
f7d78f36 3225 av_strlcpy(oc->comment, str_comment, sizeof(oc->comment));
63d5075c 3226 if (str_album)
f7d78f36 3227 av_strlcpy(oc->album, str_album, sizeof(oc->album));
ab759f6e 3228 if (str_genre)
3229 av_strlcpy(oc->genre, str_genre, sizeof(oc->genre));
85f07f22
FB
3230 }
3231
1629626f 3232 output_files[nb_output_files++] = oc;
85f07f22 3233
919f448d 3234 /* check filename in case of an image number is expected */
79fdaa4c 3235 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
5c07cf53 3236 if (!av_filename_number_test(oc->filename)) {
79fdaa4c 3237 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3238 exit(1);
79fdaa4c 3239 }
919f448d
FB
3240 }
3241
79fdaa4c 3242 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22 3243 /* test if it already exists to avoid loosing precious files */
115329f1 3244 if (!file_overwrite &&
85f07f22 3245 (strchr(filename, ':') == NULL ||
a5baedea 3246 filename[1] == ':' ||
f7d78f36 3247 av_strstart(filename, "file:", NULL))) {
85f07f22
FB
3248 if (url_exist(filename)) {
3249 int c;
115329f1 3250
d9a916e2
CY
3251 if ( !using_stdin ) {
3252 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3253 fflush(stderr);
3254 c = getchar();
3255 if (toupper(c) != 'Y') {
3256 fprintf(stderr, "Not overwriting - exiting\n");
3257 exit(1);
3258 }
bb270c08
DB
3259 }
3260 else {
d9a916e2 3261 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3262 exit(1);
bb270c08 3263 }
85f07f22
FB
3264 }
3265 }
115329f1 3266
85f07f22
FB
3267 /* open the file */
3268 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3269 fprintf(stderr, "Could not open '%s'\n", filename);
3270 exit(1);
3271 }
3272 }
3273
817b23ff 3274 memset(ap, 0, sizeof(*ap));
817b23ff
FB
3275 if (av_set_parameters(oc, ap) < 0) {
3276 fprintf(stderr, "%s: Invalid encoding parameters\n",
3277 oc->filename);
3278 exit(1);
3279 }
3280
17c88cb0
MN
3281 oc->preload= (int)(mux_preload*AV_TIME_BASE);
3282 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
8108551a 3283 oc->loop_output = loop_output;
2db3c638 3284
8e16b25c 3285 for(i=0; i<opt_name_count; i++){
4b59cf6c 3286 char buf[256];
bd31a388 3287 const AVOption *opt;
6b80f1a1 3288 const char *str= av_get_string(avformat_opts, opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3289 if(str && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3290 av_set_string(oc, opt_names[i], str);
8e16b25c
PI
3291 }
3292
85f07f22 3293 /* reset some options */
79fdaa4c
FB
3294 file_oformat = NULL;
3295 file_iformat = NULL;
85f07f22
FB
3296}
3297
5abdb4b1 3298/* same option as mencoder */
b29f97d1 3299static void opt_pass(const char *pass_str)
5abdb4b1
FB
3300{
3301 int pass;
3302 pass = atoi(pass_str);
3303 if (pass != 1 && pass != 2) {
3304 fprintf(stderr, "pass number can be only 1 or 2\n");
3305 exit(1);
3306 }
3307 do_pass = pass;
3308}
a38469e1 3309
0c1a9eda 3310static int64_t getutime(void)
bdc4796f