Remove pointless #if.
[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;
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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
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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;
736 else if (vdelta > 1.1)
70122f29 737 nb_frames = lrintf(vdelta);
949b1a13 738//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
739 if (nb_frames == 0){
740 ++nb_frames_drop;
741 if (verbose>2)
742 fprintf(stderr, "*** drop!\n");
8300609b
MN
743 }else if (nb_frames > 1) {
744 nb_frames_dup += nb_frames;
50c3dd32 745 if (verbose>2)
8300609b 746 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
747 }
748 }else
b4a3389e 749 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 750
7ca60994 751 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 752 if (nb_frames <= 0)
85f07f22 753 return;
ce7c56c2 754
07d0cdfc 755 if (ost->video_crop) {
636d6a4a 756 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
07d0cdfc 757 av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
4e780252 758 return;
07d0cdfc
LA
759 }
760 formatted_picture = &picture_crop_temp;
18a54b04
LA
761 } else {
762 formatted_picture = in_picture;
07d0cdfc
LA
763 }
764
765 final_picture = formatted_picture;
766 padding_src = formatted_picture;
767 resampling_dst = &ost->pict_tmp;
768 if (ost->video_pad) {
769 final_picture = &ost->pict_tmp;
770 if (ost->video_resample) {
636d6a4a 771 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
07d0cdfc 772 av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
4e780252 773 return;
07d0cdfc
LA
774 }
775 resampling_dst = &picture_pad_temp;
776 }
777 }
778
85f07f22 779 if (ost->video_resample) {
07d0cdfc 780 padding_src = NULL;
34b10a57 781 final_picture = &ost->pict_tmp;
18a54b04
LA
782 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
783 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 784 }
07d0cdfc
LA
785
786 if (ost->video_pad) {
636d6a4a 787 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA
788 enc->height, enc->width, enc->pix_fmt,
789 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 790 }
07d0cdfc 791
85f07f22 792 /* duplicates frame if needed */
ec5517d5 793 for(i=0;i<nb_frames;i++) {
e928649b
MN
794 AVPacket pkt;
795 av_init_packet(&pkt);
796 pkt.stream_index= ost->index;
797
e8750b00
FR
798 if (s->oformat->flags & AVFMT_RAWPICTURE) {
799 /* raw pictures are written as AVPicture structure to
800 avoid any copies. We support temorarily the older
801 method. */
2744ca9a 802 AVFrame* old_frame = enc->coded_frame;
bb270c08 803 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
804 pkt.data= (uint8_t *)final_picture;
805 pkt.size= sizeof(AVPicture);
b4dba580
MN
806 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
807 pkt.flags |= PKT_FLAG_KEY;
e928649b 808
748c2fca 809 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 810 enc->coded_frame = old_frame;
e8750b00 811 } else {
492cd3a9 812 AVFrame big_picture;
a4d36c11
MN
813
814 big_picture= *final_picture;
7a0f9d7e
FB
815 /* better than nothing: use input picture interlaced
816 settings */
817 big_picture.interlaced_frame = in_picture->interlaced_frame;
23b254fb 818 if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
819 if(top_field_first == -1)
820 big_picture.top_field_first = in_picture->top_field_first;
821 else
2a8edc5d 822 big_picture.top_field_first = top_field_first;
bb198e19 823 }
7a0f9d7e 824
85f07f22
FB
825 /* handles sameq here. This is not correct because it may
826 not be a global option */
827 if (same_quality) {
1e491e29
MN
828 big_picture.quality = ist->st->quality;
829 }else
830 big_picture.quality = ost->st->quality;
f4f3223f
MN
831 if(!me_threshold)
832 big_picture.pict_type = 0;
50c3dd32 833// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
834 big_picture.pts= ost->sync_opts;
835// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 836//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 837 ret = avcodec_encode_video(enc,
8a6cb114 838 bit_buffer, bit_buffer_size,
1e491e29 839 &big_picture);
4156a436
PI
840 if (ret == -1) {
841 fprintf(stderr, "Video encoding failed\n");
842 exit(1);
843 }
44429457 844 //enc->frame_number = enc->real_pict_num;
4bbc6260 845 if(ret>0){
27537106 846 pkt.data= bit_buffer;
e928649b 847 pkt.size= ret;
e7902f20 848 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 849 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 850/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
851 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
852 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 853
e928649b
MN
854 if(enc->coded_frame && enc->coded_frame->key_frame)
855 pkt.flags |= PKT_FLAG_KEY;
748c2fca 856 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b
MN
857 *frame_size = ret;
858 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
859 // enc->frame_number-1, enc->real_pict_num, ret,
860 // enc->pict_type);
861 /* if two pass, output log */
862 if (ost->logfile && enc->stats_out) {
863 fprintf(ost->logfile, "%s", enc->stats_out);
864 }
5abdb4b1 865 }
85f07f22 866 }
50c3dd32 867 ost->sync_opts++;
ec5517d5 868 ost->frame_number++;
85f07f22
FB
869 }
870}
871
140cb663
MN
872static double psnr(double d){
873 if(d==0) return INFINITY;
b29f97d1 874 return -10.0*log(d)/log(10.0);
140cb663
MN
875}
876
115329f1 877static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 878 int frame_size)
ce7c56c2 879{
ce7c56c2
J
880 AVCodecContext *enc;
881 int frame_number;
ce7c56c2 882 double ti1, bitrate, avg_bitrate;
115329f1 883
b60d1379 884 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
885 if (!vstats_file) {
886 vstats_file = fopen(vstats_filename, "w");
887 if (!vstats_file) {
4bd0c2b1
BF
888 perror("fopen");
889 exit(1);
890 }
891 }
892
01f4895c 893 enc = ost->st->codec;
ce7c56c2 894 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 895 frame_number = ost->frame_number;
032aa7df 896 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 897 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 898 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 899
032aa7df 900 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 901 /* compute pts value */
c0df9d75 902 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
903 if (ti1 < 0.01)
904 ti1 = 0.01;
115329f1 905
c0df9d75 906 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 907 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 908 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 909 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 910 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 911 }
ec5517d5
FB
912}
913
b29f97d1 914static void print_report(AVFormatContext **output_files,
bb270c08
DB
915 AVOutputStream **ost_table, int nb_ostreams,
916 int is_last_report)
ec5517d5
FB
917{
918 char buf[1024];
919 AVOutputStream *ost;
920 AVFormatContext *oc, *os;
0c1a9eda 921 int64_t total_size;
ec5517d5
FB
922 AVCodecContext *enc;
923 int frame_number, vid, i;
924 double bitrate, ti1, pts;
0c1a9eda 925 static int64_t last_time = -1;
0888fd22 926 static int qp_histogram[52];
115329f1 927
ec5517d5 928 if (!is_last_report) {
0c1a9eda 929 int64_t cur_time;
ec5517d5
FB
930 /* display the report every 0.5 seconds */
931 cur_time = av_gettime();
932 if (last_time == -1) {
933 last_time = cur_time;
934 return;
115329f1 935 }
ec5517d5
FB
936 if ((cur_time - last_time) < 500000)
937 return;
938 last_time = cur_time;
939 }
940
ce7c56c2 941
ec5517d5
FB
942 oc = output_files[0];
943
899681cd 944 total_size = url_fsize(oc->pb);
859d95ba 945 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 946 total_size= url_ftell(oc->pb);
115329f1 947
ec5517d5
FB
948 buf[0] = '\0';
949 ti1 = 1e10;
950 vid = 0;
951 for(i=0;i<nb_ostreams;i++) {
952 ost = ost_table[i];
953 os = output_files[ost->file_index];
01f4895c 954 enc = ost->st->codec;
10d104e4 955 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 956 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
99fb79b5
BC
957 enc->coded_frame && !ost->st->stream_copy ?
958 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 959 }
ec5517d5 960 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW
961 float t = (av_gettime()-timer_start) / 1000000.0;
962
ec5517d5 963 frame_number = ost->frame_number;
7fc98937
LW
964 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
965 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
99fb79b5
BC
966 enc->coded_frame && !ost->st->stream_copy ?
967 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 968 if(is_last_report)
0ecca7a4 969 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
0888fd22
MN
970 if(qp_hist && enc->coded_frame){
971 int j;
972 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
973 if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
974 qp_histogram[qp]++;
975 for(j=0; j<32; j++)
976 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
977 }
890972be
MN
978 if (enc->flags&CODEC_FLAG_PSNR){
979 int j;
980 double error, error_sum=0;
981 double scale, scale_sum=0;
982 char type[3]= {'Y','U','V'};
0ecca7a4 983 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
984 for(j=0; j<3; j++){
985 if(is_last_report){
986 error= enc->error[j];
987 scale= enc->width*enc->height*255.0*255.0*frame_number;
988 }else{
989 error= enc->coded_frame->error[j];
990 scale= enc->width*enc->height*255.0*255.0;
991 }
992 if(j) scale/=4;
993 error_sum += error;
994 scale_sum += scale;
0ecca7a4 995 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 996 }
0ecca7a4 997 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 998 }
ec5517d5
FB
999 vid = 1;
1000 }
1001 /* compute min output value */
43924f01 1002 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1003 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1004 ti1 = pts;
1005 }
1006 if (ti1 < 0.01)
1007 ti1 = 0.01;
115329f1 1008
f068206e
BE
1009 if (verbose || is_last_report) {
1010 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1011
1012 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
1013 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1014 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1015
bb270c08
DB
1016 if (verbose > 1)
1017 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1018 nb_frames_dup, nb_frames_drop);
115329f1 1019
d8019eb5
AD
1020 if (verbose >= 0)
1021 fprintf(stderr, "%s \r", buf);
1022
ec5517d5
FB
1023 fflush(stderr);
1024 }
115329f1 1025
1008ceb3
MN
1026 if (is_last_report && verbose >= 0){
1027 int64_t raw= audio_size + video_size + extra_size;
f068206e 1028 fprintf(stderr, "\n");
1008ceb3
MN
1029 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1030 video_size/1024.0,
1031 audio_size/1024.0,
1032 extra_size/1024.0,
1033 100.0*(total_size - raw)/raw
1034 );
1035 }
ce7c56c2
J
1036}
1037
a700a6ae
FB
1038/* pkt = NULL means EOF (needed to flush decoder buffers) */
1039static int output_packet(AVInputStream *ist, int ist_index,
1040 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1041 const AVPacket *pkt)
a700a6ae
FB
1042{
1043 AVFormatContext *os;
1044 AVOutputStream *ost;
1045 uint8_t *ptr;
1046 int len, ret, i;
1047 uint8_t *data_buf;
1048 int data_size, got_picture;
1049 AVFrame picture;
a700a6ae 1050 void *buffer_to_free;
f038fe8b 1051 static unsigned int samples_size= 0;
78953e62 1052 static short *samples= NULL;
cf7fc795
FB
1053 AVSubtitle subtitle, *subtitle_to_free;
1054 int got_subtitle;
115329f1 1055
2b18dcd0
MN
1056 if(!pkt){
1057 ist->pts= ist->next_pts; // needed for last packet if vsync=0
1058 } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
c0df9d75 1059 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
a700a6ae 1060 } else {
a603bf8d 1061// assert(ist->pts == ist->next_pts);
a700a6ae 1062 }
115329f1 1063
a700a6ae
FB
1064 if (pkt == NULL) {
1065 /* EOF handling */
1066 ptr = NULL;
1067 len = 0;
1068 goto handle_eof;
1069 }
1070
1071 len = pkt->size;
1072 ptr = pkt->data;
1073 while (len > 0) {
1074 handle_eof:
1075 /* decode the packet if needed */
1076 data_buf = NULL; /* fail safe */
1077 data_size = 0;
cf7fc795 1078 subtitle_to_free = NULL;
a700a6ae 1079 if (ist->decoding_needed) {
01f4895c 1080 switch(ist->st->codec->codec_type) {
df84ac2e 1081 case CODEC_TYPE_AUDIO:{
115329f1 1082 if(pkt)
5508d26b 1083 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
5d55e966 1084 data_size= samples_size;
a700a6ae
FB
1085 /* XXX: could avoid copy if PCM 16 bits with same
1086 endianness as CPU */
5d55e966 1087 ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
a700a6ae
FB
1088 ptr, len);
1089 if (ret < 0)
1090 goto fail_decode;
1091 ptr += ret;
1092 len -= ret;
1093 /* Some bug in mpeg audio decoder gives */
1094 /* data_size < 0, it seems they are overflows */
1095 if (data_size <= 0) {
1096 /* no audio frame */
1097 continue;
1098 }
1099 data_buf = (uint8_t *)samples;
115329f1 1100 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1101 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1102 break;}
a700a6ae 1103 case CODEC_TYPE_VIDEO:
01f4895c 1104 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1105 /* XXX: allocate picture correctly */
9740beff
MN
1106 avcodec_get_frame_defaults(&picture);
1107
115329f1 1108 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB
1109 &picture, &got_picture, ptr, len);
1110 ist->st->quality= picture.quality;
115329f1 1111 if (ret < 0)
a700a6ae
FB
1112 goto fail_decode;
1113 if (!got_picture) {
1114 /* no picture yet */
1115 goto discard_packet;
1116 }
01f4895c 1117 if (ist->st->codec->time_base.num != 0) {
115329f1 1118 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1119 ist->st->codec->time_base.num) /
1120 ist->st->codec->time_base.den;
a700a6ae
FB
1121 }
1122 len = 0;
1123 break;
cf7fc795 1124 case CODEC_TYPE_SUBTITLE:
115329f1 1125 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB
1126 &subtitle, &got_subtitle, ptr, len);
1127 if (ret < 0)
a700a6ae 1128 goto fail_decode;
cf7fc795
FB
1129 if (!got_subtitle) {
1130 goto discard_packet;
a700a6ae 1131 }
cf7fc795
FB
1132 subtitle_to_free = &subtitle;
1133 len = 0;
1134 break;
1135 default:
1136 goto fail_decode;
1137 }
1138 } else {
bde0705c
LW
1139 switch(ist->st->codec->codec_type) {
1140 case CODEC_TYPE_AUDIO:
1141 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1142 ist->st->codec->sample_rate;
bde0705c
LW
1143 break;
1144 case CODEC_TYPE_VIDEO:
1145 if (ist->st->codec->time_base.num != 0) {
1146 ist->next_pts += ((int64_t)AV_TIME_BASE *
1147 ist->st->codec->time_base.num) /
1148 ist->st->codec->time_base.den;
2fef0bdf 1149 }
bde0705c 1150 break;
a700a6ae 1151 }
bde0705c
LW
1152 data_buf = ptr;
1153 data_size = len;
1154 ret = len;
1155 len = 0;
1156 }
a700a6ae 1157
bde0705c
LW
1158 buffer_to_free = NULL;
1159 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1160 pre_process_video_frame(ist, (AVPicture *)&picture,
1161 &buffer_to_free);
1162 }
a700a6ae 1163
bde0705c
LW
1164 // preprocess audio (volume)
1165 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1166 if (audio_volume != 256) {
1167 short *volp;
1168 volp = samples;
1169 for(i=0;i<(data_size / sizeof(short));i++) {
1170 int v = ((*volp) * audio_volume + 128) >> 8;
1171 if (v < -32768) v = -32768;
1172 if (v > 32767) v = 32767;
1173 *volp++ = v;
7e987c33
C
1174 }
1175 }
bde0705c 1176 }
7e987c33 1177
bde0705c
LW
1178 /* frame rate emulation */
1179 if (ist->st->codec->rate_emu) {
1180 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1181 int64_t now = av_gettime() - ist->start;
1182 if (pts > now)
1183 usleep(pts - now);
a700a6ae 1184
bde0705c
LW
1185 ist->frame++;
1186 }
a700a6ae
FB
1187
1188#if 0
bde0705c
LW
1189 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1190 is the one of the next displayed one */
1191 /* XXX: add mpeg4 too ? */
1192 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1193 if (ist->st->codec->pict_type != B_TYPE) {
1194 int64_t tmp;
1195 tmp = ist->last_ip_pts;
1196 ist->last_ip_pts = ist->frac_pts.val;
1197 ist->frac_pts.val = tmp;
a700a6ae 1198 }
bde0705c 1199 }
a700a6ae 1200#endif
bde0705c
LW
1201 /* if output time reached then transcode raw format,
1202 encode packets and output them */
1203 if (start_time == 0 || ist->pts >= start_time)
1204 for(i=0;i<nb_ostreams;i++) {
1205 int frame_size;
a700a6ae 1206
bde0705c
LW
1207 ost = ost_table[i];
1208 if (ost->source_index == ist_index) {
1209 os = output_files[ost->file_index];
a700a6ae
FB
1210
1211#if 0
bde0705c
LW
1212 printf("%d: got pts=%0.3f %0.3f\n", i,
1213 (double)pkt->pts / AV_TIME_BASE,
1214 ((double)ist->pts / AV_TIME_BASE) -
1215 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae 1216#endif
bde0705c
LW
1217 /* set the input output pts pairs */
1218 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1219
1220 if (ost->encoding_needed) {
1221 switch(ost->st->codec->codec_type) {
1222 case CODEC_TYPE_AUDIO:
1223 do_audio_out(os, ost, ist, data_buf, data_size);
1224 break;
1225 case CODEC_TYPE_VIDEO:
1226 do_video_out(os, ost, ist, &picture, &frame_size);
1227 video_size += frame_size;
b60d1379 1228 if (vstats_filename && frame_size)
bde0705c
LW
1229 do_video_stats(os, ost, frame_size);
1230 break;
1231 case CODEC_TYPE_SUBTITLE:
1232 do_subtitle_out(os, ost, ist, &subtitle,
1233 pkt->pts);
1234 break;
1235 default:
0f4e8165 1236 abort();
bde0705c
LW
1237 }
1238 } else {
1239 AVFrame avframe; //FIXME/XXX remove this
1240 AVPacket opkt;
1241 av_init_packet(&opkt);
1242
7cacf1e8
MN
1243 if (!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY))
1244 continue;
1245
bde0705c
LW
1246 /* no reencoding needed : output the packet directly */
1247 /* force the input stream PTS */
1248
1249 avcodec_get_frame_defaults(&avframe);
1250 ost->st->codec->coded_frame= &avframe;
1251 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1252
1253 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1254 audio_size += data_size;
1255 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1256 video_size += data_size;
1257 ost->sync_opts++;
1258 }
1259
1260 opkt.stream_index= ost->index;
1261 if(pkt->pts != AV_NOPTS_VALUE)
fec401f7 1262 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1263 else
1264 opkt.pts= AV_NOPTS_VALUE;
1265
bde0705c 1266 if (pkt->dts == AV_NOPTS_VALUE)
c0dd7b7c 1267 opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
6c55b27f 1268 else
c0dd7b7c
MN
1269 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1270
a03d59b7 1271 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1272 opkt.flags= pkt->flags;
1273
1274 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1275 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1276 opkt.destruct= av_destruct_packet;
1277
8b389f15 1278 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW
1279 ost->st->codec->frame_number++;
1280 ost->frame_number++;
1281 av_free_packet(&opkt);
a700a6ae
FB
1282 }
1283 }
bde0705c
LW
1284 }
1285 av_free(buffer_to_free);
1286 /* XXX: allocate the subtitles in the codec ? */
1287 if (subtitle_to_free) {
1288 if (subtitle_to_free->rects != NULL) {
1289 for (i = 0; i < subtitle_to_free->num_rects; i++) {
1290 av_free(subtitle_to_free->rects[i].bitmap);
1291 av_free(subtitle_to_free->rects[i].rgba_palette);
c6ec28b1 1292 }
bde0705c 1293 av_freep(&subtitle_to_free->rects);
cf7fc795 1294 }
bde0705c
LW
1295 subtitle_to_free->num_rects = 0;
1296 subtitle_to_free = NULL;
a700a6ae 1297 }
bde0705c 1298 }
a700a6ae 1299 discard_packet:
6f824977
MN
1300 if (pkt == NULL) {
1301 /* EOF handling */
115329f1 1302
6f824977
MN
1303 for(i=0;i<nb_ostreams;i++) {
1304 ost = ost_table[i];
1305 if (ost->source_index == ist_index) {
01f4895c 1306 AVCodecContext *enc= ost->st->codec;
6f824977 1307 os = output_files[ost->file_index];
115329f1 1308
01f4895c 1309 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1310 continue;
01f4895c 1311 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1312 continue;
1313
1314 if (ost->encoding_needed) {
1315 for(;;) {
1316 AVPacket pkt;
cef7cc72 1317 int fifo_bytes;
6f824977
MN
1318 av_init_packet(&pkt);
1319 pkt.stream_index= ost->index;
115329f1 1320
01f4895c 1321 switch(ost->st->codec->codec_type) {
115329f1 1322 case CODEC_TYPE_AUDIO:
f5a478f6 1323 fifo_bytes = av_fifo_size(&ost->fifo);
cef7cc72
JR
1324 ret = 0;
1325 /* encode any samples remaining in fifo */
1326 if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1327 int fs_tmp = enc->frame_size;
1328 enc->frame_size = fifo_bytes / (2 * enc->channels);
f5a478f6 1329 if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
cef7cc72
JR
1330 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1331 }
1332 enc->frame_size = fs_tmp;
9e0db7d5
MN
1333 }
1334 if(ret <= 0) {
cef7cc72
JR
1335 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1336 }
6f824977
MN
1337 audio_size += ret;
1338 pkt.flags |= PKT_FLAG_KEY;
1339 break;
1340 case CODEC_TYPE_VIDEO:
8a6cb114 1341 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1342 video_size += ret;
1343 if(enc->coded_frame && enc->coded_frame->key_frame)
1344 pkt.flags |= PKT_FLAG_KEY;
1345 if (ost->logfile && enc->stats_out) {
1346 fprintf(ost->logfile, "%s", enc->stats_out);
1347 }
1348 break;
1349 default:
1350 ret=-1;
1351 }
115329f1 1352
6f824977
MN
1353 if(ret<=0)
1354 break;
27537106 1355 pkt.data= bit_buffer;
6f824977 1356 pkt.size= ret;
e7902f20 1357 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1358 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1359 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1360 }
1361 }
1362 }
1363 }
1364 }
115329f1 1365
a700a6ae
FB
1366 return 0;
1367 fail_decode:
1368 return -1;
1369}
1370
6d1ba1ac
LA
1371static void print_sdp(AVFormatContext **avc, int n)
1372{
1373 char sdp[2048];
1374
1375 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1376 printf("SDP:\n%s\n", sdp);
1377}
a700a6ae 1378
50e143c4
NS
1379static int stream_index_from_inputs(AVFormatContext **input_files,
1380 int nb_input_files,
1381 AVInputFile *file_table,
1382 AVInputStream **ist_table,
1383 enum CodecType type,
1384 int programid)
1385{
c1a4cdf9 1386 int p, q, z;
50e143c4
NS
1387 for(z=0; z<nb_input_files; z++) {
1388 AVFormatContext *ic = input_files[z];
1389 for(p=0; p<ic->nb_programs; p++) {
1390 AVProgram *program = ic->programs[p];
1391 if(program->id != programid)
1392 continue;
1393 for(q=0; q<program->nb_stream_indexes; q++) {
1394 int sidx = program->stream_index[q];
1395 int ris = file_table[z].ist_index + sidx;
1396 if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1397 return ris;
1398 }
1399 }
1400 }
1401
1402 return -1;
1403}
1404
85f07f22
FB
1405/*
1406 * The following code is the main loop of the file converter
1407 */
1408static int av_encode(AVFormatContext **output_files,
1409 int nb_output_files,
1410 AVFormatContext **input_files,
1411 int nb_input_files,
1412 AVStreamMap *stream_maps, int nb_stream_maps)
1413{
445f1b83 1414 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1415 AVFormatContext *is, *os;
1416 AVCodecContext *codec, *icodec;
1417 AVOutputStream *ost, **ost_table = NULL;
1418 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1419 AVInputFile *file_table;
cb09b2ed 1420 int key;
6d1ba1ac 1421 int want_sdp = 1;
bdc4796f 1422
90901860 1423 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1424 if (!file_table)
1425 goto fail;
115329f1 1426
85f07f22
FB
1427 /* input stream init */
1428 j = 0;
1429 for(i=0;i<nb_input_files;i++) {
1430 is = input_files[i];
1431 file_table[i].ist_index = j;
79fdaa4c 1432 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1433 j += is->nb_streams;
1434 }
1435 nb_istreams = j;
1436
1437 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1438 if (!ist_table)
bdc4796f 1439 goto fail;
115329f1 1440
85f07f22
FB
1441 for(i=0;i<nb_istreams;i++) {
1442 ist = av_mallocz(sizeof(AVInputStream));
1443 if (!ist)
1444 goto fail;
1445 ist_table[i] = ist;
1446 }
1447 j = 0;
1448 for(i=0;i<nb_input_files;i++) {
1449 is = input_files[i];
1450 for(k=0;k<is->nb_streams;k++) {
1451 ist = ist_table[j++];
1452 ist->st = is->streams[k];
1453 ist->file_index = i;
1454 ist->index = k;
1455 ist->discard = 1; /* the stream is discarded by default
1456 (changed later) */
bdfcbbed 1457
01f4895c 1458 if (ist->st->codec->rate_emu) {
bdfcbbed
MK
1459 ist->start = av_gettime();
1460 ist->frame = 0;
1461 }
85f07f22
FB
1462 }
1463 }
1464
1465 /* output stream init */
1466 nb_ostreams = 0;
1467 for(i=0;i<nb_output_files;i++) {
1468 os = output_files[i];
8a7bde1c
BC
1469 if (!os->nb_streams) {
1470 fprintf(stderr, "Output file does not contain any stream\n");
1471 exit(1);
1472 }
85f07f22
FB
1473 nb_ostreams += os->nb_streams;
1474 }
1475 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1476 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1477 exit(1);
1478 }
1479
bd073980
BF
1480 /* Sanity check the mapping args -- do the input files & streams exist? */
1481 for(i=0;i<nb_stream_maps;i++) {
1482 int fi = stream_maps[i].file_index;
1483 int si = stream_maps[i].stream_index;
115329f1 1484
bd073980
BF
1485 if (fi < 0 || fi > nb_input_files - 1 ||
1486 si < 0 || si > file_table[fi].nb_streams - 1) {
1487 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1488 exit(1);
1489 }
b4a3389e
WG
1490 fi = stream_maps[i].sync_file_index;
1491 si = stream_maps[i].sync_stream_index;
1492 if (fi < 0 || fi > nb_input_files - 1 ||
1493 si < 0 || si > file_table[fi].nb_streams - 1) {
1494 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1495 exit(1);
1496 }
bd073980 1497 }
115329f1 1498
85f07f22
FB
1499 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1500 if (!ost_table)
1501 goto fail;
1502 for(i=0;i<nb_ostreams;i++) {
1503 ost = av_mallocz(sizeof(AVOutputStream));
1504 if (!ost)
1505 goto fail;
1506 ost_table[i] = ost;
1507 }
115329f1 1508
85f07f22
FB
1509 n = 0;
1510 for(k=0;k<nb_output_files;k++) {
1511 os = output_files[k];
1512 for(i=0;i<os->nb_streams;i++) {
1513 int found;
1514 ost = ost_table[n++];
1515 ost->file_index = k;
1516 ost->index = i;
1517 ost->st = os->streams[i];
1518 if (nb_stream_maps > 0) {
115329f1 1519 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
85f07f22 1520 stream_maps[n-1].stream_index;
115329f1 1521
bd073980 1522 /* Sanity check that the stream types match */
01f4895c 1523 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
bd073980
BF
1524 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1525 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1526 ost->file_index, ost->index);
1527 exit(1);
1528 }
115329f1 1529
85f07f22 1530 } else {
50e143c4
NS
1531 if(opt_programid) {
1532 found = 0;
1533 j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1534 if(j != -1) {
1535 ost->source_index = j;
1536 found = 1;
1537 }
1538 } else {
a15bc651
NS
1539 /* get corresponding input stream index : we select the first one with the right type */
1540 found = 0;
85f07f22
FB
1541 for(j=0;j<nb_istreams;j++) {
1542 ist = ist_table[j];
a15bc651
NS
1543 if (ist->discard &&
1544 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1545 ost->source_index = j;
1546 found = 1;
a15bc651 1547 break;
85f07f22
FB
1548 }
1549 }
a15bc651
NS
1550 }
1551
1552 if (!found) {
1553 if(! opt_programid) {
1554 /* try again and reuse existing stream */
1555 for(j=0;j<nb_istreams;j++) {
1556 ist = ist_table[j];
1557 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1558 ost->source_index = j;
1559 found = 1;
1560 }
1561 }
50e143c4 1562 }
85f07f22
FB
1563 if (!found) {
1564 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1565 ost->file_index, ost->index);
1566 exit(1);
1567 }
1568 }
1569 }
1570 ist = ist_table[ost->source_index];
1571 ist->discard = 0;
b4a3389e
WG
1572 ost->sync_ist = (nb_stream_maps > 0) ?
1573 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1574 stream_maps[n-1].sync_stream_index] : ist;
85f07f22
FB
1575 }
1576 }
1577
85f07f22
FB
1578 /* for each output stream, we compute the right encoding parameters */
1579 for(i=0;i<nb_ostreams;i++) {
1580 ost = ost_table[i];
365515ac 1581 os = output_files[ost->file_index];
85f07f22
FB
1582 ist = ist_table[ost->source_index];
1583
01f4895c
MN
1584 codec = ost->st->codec;
1585 icodec = ist->st->codec;
85f07f22 1586
8e0d882b
AJ
1587 if (!ost->st->language[0])
1588 av_strlcpy(ost->st->language, ist->st->language,
1589 sizeof(ost->st->language));
1590
1629626f
FB
1591 if (ost->st->stream_copy) {
1592 /* if stream_copy is selected, no need to decode or encode */
1593 codec->codec_id = icodec->codec_id;
1594 codec->codec_type = icodec->codec_type;
365515ac
MN
1595
1596 if(!codec->codec_tag){
1597 if( !os->oformat->codec_tag
1598 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
1599 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1600 codec->codec_tag = icodec->codec_tag;
1601 }
1602
1629626f 1603 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1604 codec->extradata= icodec->extradata;
1605 codec->extradata_size= icodec->extradata_size;
4408e75e 1606 if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
d29de719
MN
1607 codec->time_base = icodec->time_base;
1608 else
1609 codec->time_base = ist->st->time_base;
1629626f
FB
1610 switch(codec->codec_type) {
1611 case CODEC_TYPE_AUDIO:
1612 codec->sample_rate = icodec->sample_rate;
1613 codec->channels = icodec->channels;
0a3b0447 1614 codec->frame_size = icodec->frame_size;
c1344911 1615 codec->block_align= icodec->block_align;
4efd6f58
MN
1616 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1617 codec->block_align= 0;
1629626f
FB
1618 break;
1619 case CODEC_TYPE_VIDEO:
8d74e55b
MD
1620 if(using_vhook) {
1621 fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1622 exit(1);
1623 }
9df3437f 1624 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
1625 codec->width = icodec->width;
1626 codec->height = icodec->height;
ff8cc24b 1627 codec->has_b_frames = icodec->has_b_frames;
1629626f 1628 break;
cf7fc795
FB
1629 case CODEC_TYPE_SUBTITLE:
1630 break;
1629626f 1631 default:
0f4e8165 1632 abort();
1629626f
FB
1633 }
1634 } else {
1635 switch(codec->codec_type) {
1636 case CODEC_TYPE_AUDIO:
f5a478f6 1637 if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
85f07f22 1638 goto fail;
2886f311
1639 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1640 icodec->request_channels = codec->channels;
85f07f22
FB
1641 ist->decoding_needed = 1;
1642 ost->encoding_needed = 1;
1629626f
FB
1643 break;
1644 case CODEC_TYPE_VIDEO:
c3f11d19
LA
1645 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1646 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1647 ost->video_resample = ((codec->width != icodec->width -
1648 (frame_leftBand + frame_rightBand) +
1649 (frame_padleft + frame_padright)) ||
1650 (codec->height != icodec->height -
1651 (frame_topBand + frame_bottomBand) +
18a54b04
LA
1652 (frame_padtop + frame_padbottom)) ||
1653 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1654 if (ost->video_crop) {
34b10a57
D
1655 ost->topBand = frame_topBand;
1656 ost->leftBand = frame_leftBand;
c3f11d19
LA
1657 }
1658 if (ost->video_pad) {
1ff93ffc
TK
1659 ost->padtop = frame_padtop;
1660 ost->padleft = frame_padleft;
1661 ost->padbottom = frame_padbottom;
1662 ost->padright = frame_padright;
c3f11d19
LA
1663 if (!ost->video_resample) {
1664 avcodec_get_frame_defaults(&ost->pict_tmp);
1665 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1666 codec->width, codec->height ) )
1667 goto fail;
1668 }
1669 }
1670 if (ost->video_resample) {
2de28abb 1671 avcodec_get_frame_defaults(&ost->pict_tmp);
18a54b04 1672 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
eddc482d
BC
1673 codec->width, codec->height ) ) {
1674 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
7a168618 1675 exit(1);
eddc482d 1676 }
9de8e6ac 1677 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
1678 ost->img_resample_ctx = sws_getContext(
1679 icodec->width - (frame_leftBand + frame_rightBand),
1680 icodec->height - (frame_topBand + frame_bottomBand),
1681 icodec->pix_fmt,
07d0cdfc
LA
1682 codec->width - (frame_padleft + frame_padright),
1683 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA
1684 codec->pix_fmt,
1685 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
1686 if (ost->img_resample_ctx == NULL) {
1687 fprintf(stderr, "Cannot get resampling context\n");
1688 exit(1);
1689 }
18a54b04 1690 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
85f07f22
FB
1691 }
1692 ost->encoding_needed = 1;
1693 ist->decoding_needed = 1;
1629626f 1694 break;
cf7fc795
FB
1695 case CODEC_TYPE_SUBTITLE:
1696 ost->encoding_needed = 1;
1697 ist->decoding_needed = 1;
1698 break;
1629626f 1699 default:
0f4e8165 1700 abort();
cf7fc795 1701 break;
85f07f22 1702 }
1629626f 1703 /* two pass mode */
115329f1 1704 if (ost->encoding_needed &&
1629626f
FB
1705 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1706 char logfilename[1024];
1707 FILE *f;
1708 int size;
1709 char *logbuffer;
115329f1
DB
1710
1711 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1712 pass_logfilename ?
1629626f
FB
1713 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1714 if (codec->flags & CODEC_FLAG_PASS1) {
1715 f = fopen(logfilename, "w");
1716 if (!f) {
1717 perror(logfilename);
1718 exit(1);
1719 }
1720 ost->logfile = f;
1721 } else {
1722 /* read the log file */
1723 f = fopen(logfilename, "r");
1724 if (!f) {
1725 perror(logfilename);
1726 exit(1);
1727 }
1728 fseek(f, 0, SEEK_END);
1729 size = ftell(f);
1730 fseek(f, 0, SEEK_SET);
1731 logbuffer = av_malloc(size + 1);
1732 if (!logbuffer) {
1733 fprintf(stderr, "Could not allocate log buffer\n");
1734 exit(1);
1735 }
4776fa92 1736 size = fread(logbuffer, 1, size, f);
1629626f
FB
1737 fclose(f);
1738 logbuffer[size] = '\0';
1739 codec->stats_in = logbuffer;
5abdb4b1 1740 }
5abdb4b1
FB
1741 }
1742 }
8a6cb114
MN
1743 if(codec->codec_type == CODEC_TYPE_VIDEO){
1744 int size= codec->width * codec->height;
1745 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1746 }
85f07f22
FB
1747 }
1748
8a6cb114
MN
1749 if (!bit_buffer)
1750 bit_buffer = av_malloc(bit_buffer_size);
1751 if (!bit_buffer)
1752 goto fail;
1753
1629626f
FB
1754 /* dump the file output parameters - cannot be done before in case
1755 of stream copy */
1756 for(i=0;i<nb_output_files;i++) {
1757 dump_format(output_files[i], i, output_files[i]->filename, 1);
1758 }
1759
1760 /* dump the stream mapping */
d8019eb5
AD
1761 if (verbose >= 0) {
1762 fprintf(stderr, "Stream mapping:\n");
1763 for(i=0;i<nb_ostreams;i++) {
1764 ost = ost_table[i];
b4a3389e 1765 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD
1766 ist_table[ost->source_index]->file_index,
1767 ist_table[ost->source_index]->index,
115329f1 1768 ost->file_index,
d8019eb5 1769 ost->index);
b4a3389e
WG
1770 if (ost->sync_ist != ist_table[ost->source_index])
1771 fprintf(stderr, " [sync #%d.%d]",
1772 ost->sync_ist->file_index,
1773 ost->sync_ist->index);
1774 fprintf(stderr, "\n");
d8019eb5 1775 }
1629626f
FB
1776 }
1777
85f07f22
FB
1778 /* open each encoder */
1779 for(i=0;i<nb_ostreams;i++) {
1780 ost = ost_table[i];
1781 if (ost->encoding_needed) {
1782 AVCodec *codec;
01f4895c 1783 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 1784 if (!codec) {
115329f1 1785 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
85f07f22
FB
1786 ost->file_index, ost->index);
1787 exit(1);
1788 }
01f4895c 1789 if (avcodec_open(ost->st->codec, codec) < 0) {
115329f1 1790 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
1791 ost->file_index, ost->index);
1792 exit(1);
1793 }
01f4895c 1794 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
1795 }
1796 }
1797
1798 /* open each decoder */
1799 for(i=0;i<nb_istreams;i++) {
1800 ist = ist_table[i];
1801 if (ist->decoding_needed) {
1802 AVCodec *codec;
01f4895c 1803 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1804 if (!codec) {
115329f1 1805 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01f4895c 1806 ist->st->codec->codec_id, ist->file_index, ist->index);
85f07f22
FB
1807 exit(1);
1808 }
01f4895c 1809 if (avcodec_open(ist->st->codec, codec) < 0) {
115329f1 1810 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
85f07f22
FB
1811 ist->file_index, ist->index);
1812 exit(1);
1813 }
01f4895c
MN
1814 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1815 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1816 }
1817 }
1818
1819 /* init pts */
1820 for(i=0;i<nb_istreams;i++) {
1821 ist = ist_table[i];
bb270c08 1822 is = input_files[ist->file_index];
e7d0374f 1823 ist->pts = 0;
fec401f7 1824 ist->next_pts=0;
de2aeaef
MN
1825 if( input_files_ts_offset[ist->file_index] != -is->start_time
1826 && !(is->start_time == AV_NOPTS_VALUE && input_files_ts_offset[ist->file_index]==0))
fdb86eb1 1827 ist->next_pts= AV_NOPTS_VALUE;
ff4905a5 1828 ist->is_start = 1;
85f07f22 1829 }
bd1b79a1 1830
0a38bafd
PB
1831 /* set meta data information from input file if required */
1832 for (i=0;i<nb_meta_data_maps;i++) {
1833 AVFormatContext *out_file;
1834 AVFormatContext *in_file;
1835
1836 int out_file_index = meta_data_maps[i].out_file;
1837 int in_file_index = meta_data_maps[i].in_file;
1838 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1839 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
8fa36ae0 1840 ret = AVERROR(EINVAL);
0a38bafd
PB
1841 goto fail;
1842 }
1843 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1844 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
8fa36ae0 1845 ret = AVERROR(EINVAL);
0a38bafd 1846 goto fail;
115329f1
DB
1847 }
1848
0a38bafd
PB
1849 out_file = output_files[out_file_index];
1850 in_file = input_files[in_file_index];
1851
1852 strcpy(out_file->title, in_file->title);
1853 strcpy(out_file->author, in_file->author);
1854 strcpy(out_file->copyright, in_file->copyright);
1855 strcpy(out_file->comment, in_file->comment);
1856 strcpy(out_file->album, in_file->album);
1857 out_file->year = in_file->year;
1858 out_file->track = in_file->track;
1859 strcpy(out_file->genre, in_file->genre);
1860 }
115329f1 1861
85f07f22
FB
1862 /* open files and write file headers */
1863 for(i=0;i<nb_output_files;i++) {
1864 os = output_files[i];
79fdaa4c 1865 if (av_write_header(os) < 0) {
65bf3c53 1866 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
8fa36ae0 1867 ret = AVERROR(EINVAL);
a38469e1
FB
1868 goto fail;
1869 }
6d1ba1ac
LA
1870 if (strcmp(output_files[i]->oformat->name, "rtp")) {
1871 want_sdp = 0;
1872 }
1873 }
1874 if (want_sdp) {
1875 print_sdp(output_files, nb_output_files);
85f07f22
FB
1876 }
1877
d8019eb5 1878 if ( !using_stdin && verbose >= 0) {
d9a916e2 1879 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1880 url_set_interrupt_cb(decode_interrupt_cb);
1881 }
a38469e1
FB
1882 term_init();
1883
cb09b2ed 1884 key = -1;
7fc98937 1885 timer_start = av_gettime();
51bd4565 1886
d9a916e2 1887 for(; received_sigterm == 0;) {
85f07f22
FB
1888 int file_index, ist_index;
1889 AVPacket pkt;
a9aeda81
PB
1890 double ipts_min;
1891 double opts_min;
23ffe323 1892
85f07f22 1893 redo:
a9aeda81
PB
1894 ipts_min= 1e100;
1895 opts_min= 1e100;
a38469e1 1896 /* if 'q' pressed, exits */
d9a916e2 1897 if (!using_stdin) {
b51469a0
LS
1898 if (q_pressed)
1899 break;
cb09b2ed
PG
1900 /* read_key() returns 0 on EOF */
1901 key = read_key();
1902 if (key == 'q')
1903 break;
1904 }
a38469e1 1905
ec5517d5
FB
1906 /* select the stream that we must read now by looking at the
1907 smallest output pts */
85f07f22 1908 file_index = -1;
ec5517d5 1909 for(i=0;i<nb_ostreams;i++) {
23ffe323 1910 double ipts, opts;
ec5517d5
FB
1911 ost = ost_table[i];
1912 os = output_files[ost->file_index];
1913 ist = ist_table[ost->source_index];
01f4895c
MN
1914 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1915 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 1916 else
c0df9d75 1917 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
1918 ipts = (double)ist->pts;
1919 if (!file_table[ist->file_index].eof_reached){
1920 if(ipts < ipts_min) {
1921 ipts_min = ipts;
1922 if(input_sync ) file_index = ist->file_index;
1923 }
1924 if(opts < opts_min) {
1925 opts_min = opts;
1926 if(!input_sync) file_index = ist->file_index;
1927 }
85f07f22 1928 }
01f4895c 1929 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
1930 file_index= -1;
1931 break;
1932 }
85f07f22
FB
1933 }
1934 /* if none, if is finished */
51bd4565 1935 if (file_index < 0) {
85f07f22 1936 break;
ec5517d5
FB
1937 }
1938
85f07f22 1939 /* finish if recording time exhausted */
23ffe323 1940 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1941 break;
ec5517d5 1942
b6e16b86 1943 /* finish if limit size exhausted */
899681cd 1944 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C
1945 break;
1946
254abc2e 1947 /* read a frame from it and output it in the fifo */
85f07f22 1948 is = input_files[file_index];
254abc2e 1949 if (av_read_frame(is, &pkt) < 0) {
85f07f22 1950 file_table[file_index].eof_reached = 1;
d24ce947
AB
1951 if (opt_shortest)
1952 break;
1953 else
1954 continue;
85f07f22 1955 }
303e50e6 1956
254abc2e 1957 if (do_pkt_dump) {
750f0e1f 1958 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 1959 }
79fdaa4c
FB
1960 /* the following test is needed in case new streams appear
1961 dynamically in stream : we ignore them */
1962 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1963 goto discard_packet;
85f07f22
FB
1964 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1965 ist = ist_table[ist_index];
bf5af568
FB
1966 if (ist->discard)
1967 goto discard_packet;
85f07f22 1968
fec401f7
MN
1969 if (pkt.dts != AV_NOPTS_VALUE)
1970 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1971 if (pkt.pts != AV_NOPTS_VALUE)
1972 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1973
949b1a13 1974// 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 1975 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
81d6d520
MN
1976 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
1977 int64_t delta= pkt_dts - ist->next_pts;
1978 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
1979 input_files_ts_offset[ist->file_index]-= delta;
1980 if (verbose > 2)
4733abcb 1981 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
1982 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
1983 if(pkt.pts != AV_NOPTS_VALUE)
1984 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
1985 }
1986 }
1987
8831db5c 1988 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 1989 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
1990
1991 if (verbose >= 0)
1992 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1993 ist->file_index, ist->index);
1994
a700a6ae
FB
1995 av_free_packet(&pkt);
1996 goto redo;
fe08925f 1997 }
cf7fc795 1998
bf5af568 1999 discard_packet:
85f07f22 2000 av_free_packet(&pkt);
115329f1 2001
ec5517d5
FB
2002 /* dump report by using the output first video and audio streams */
2003 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2004 }
a700a6ae
FB
2005
2006 /* at the end of stream, we must flush the decoder buffers */
2007 for(i=0;i<nb_istreams;i++) {
2008 ist = ist_table[i];
2009 if (ist->decoding_needed) {
2010 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2011 }
2012 }
2013
a38469e1 2014 term_exit();
85f07f22 2015
c4e37247
MN
2016 /* write the trailer if needed and close file */
2017 for(i=0;i<nb_output_files;i++) {
2018 os = output_files[i];
2019 av_write_trailer(os);
2020 }
2021
37f5cd5a
MN
2022 /* dump report by using the first video and audio streams */
2023 print_report(output_files, ost_table, nb_ostreams, 1);
2024
85f07f22
FB
2025 /* close each encoder */
2026 for(i=0;i<nb_ostreams;i++) {
2027 ost = ost_table[i];
2028 if (ost->encoding_needed) {
01f4895c
MN
2029 av_freep(&ost->st->codec->stats_in);
2030 avcodec_close(ost->st->codec);
85f07f22
FB
2031 }
2032 }
115329f1 2033
85f07f22
FB
2034 /* close each decoder */
2035 for(i=0;i<nb_istreams;i++) {
2036 ist = ist_table[i];
2037 if (ist->decoding_needed) {
01f4895c 2038 avcodec_close(ist->st->codec);
85f07f22
FB
2039 }
2040 }
85f07f22 2041
85f07f22 2042 /* finished ! */
115329f1 2043
85f07f22
FB
2044 ret = 0;
2045 fail1:
83b07470 2046 av_freep(&bit_buffer);
0f1578af 2047 av_free(file_table);
bdc4796f 2048
85f07f22
FB
2049 if (ist_table) {
2050 for(i=0;i<nb_istreams;i++) {
2051 ist = ist_table[i];
0f1578af 2052 av_free(ist);
85f07f22 2053 }
0f1578af 2054 av_free(ist_table);
85f07f22
FB
2055 }
2056 if (ost_table) {
2057 for(i=0;i<nb_ostreams;i++) {
2058 ost = ost_table[i];
2059 if (ost) {
5abdb4b1
FB
2060 if (ost->logfile) {
2061 fclose(ost->logfile);
2062 ost->logfile = NULL;
2063 }
f5a478f6
RS
2064 av_fifo_free(&ost->fifo); /* works even if fifo is not
2065 initialized but set to zero */
0f1578af 2066 av_free(ost->pict_tmp.data[0]);
85f07f22 2067 if (ost->video_resample)
18a54b04 2068 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2069 if (ost->resample)
85f07f22 2070 audio_resample_close(ost->resample);
0f1578af 2071 av_free(ost);
85f07f22
FB
2072 }
2073 }
0f1578af 2074 av_free(ost_table);
85f07f22
FB
2075 }
2076 return ret;
2077 fail:
8fa36ae0 2078 ret = AVERROR(ENOMEM);
85f07f22
FB
2079 goto fail1;
2080}
2081
2082#if 0
2083int file_read(const char *filename)
2084{
2085 URLContext *h;
2086 unsigned char buffer[1024];
2087 int len, i;
2088
2089 if (url_open(&h, filename, O_RDONLY) < 0) {
2090 printf("could not open '%s'\n", filename);
2091 return -1;
2092 }
2093 for(;;) {
2094 len = url_read(h, buffer, sizeof(buffer));
2095 if (len <= 0)
2096 break;
2097 for(i=0;i<len;i++) putchar(buffer[i]);
2098 }
2099 url_close(h);
2100 return 0;
2101}
2102#endif
2103
b29f97d1 2104static void opt_format(const char *arg)
85f07f22 2105{
817b23ff
FB
2106 /* compatibility stuff for pgmyuv */
2107 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2108 pgmyuv_compatibility_hack=1;
9286699a 2109// opt_image_format(arg);
5b6d5596 2110 arg = "image2";
17ceb4f9 2111 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2112 }
2113
79fdaa4c
FB
2114 file_iformat = av_find_input_format(arg);
2115 file_oformat = guess_format(arg, NULL, NULL);
2116 if (!file_iformat && !file_oformat) {
2117 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB
2118 exit(1);
2119 }
85f07f22
FB
2120}
2121
3b855466 2122extern int ffm_nopts;
3b855466
DB
2123
2124static int opt_default(const char *opt, const char *arg){
2125 int type;
2126 const AVOption *o= NULL;
2127 int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0};
2128
2129 for(type=0; type<CODEC_TYPE_NB; type++){
2130 const AVOption *o2 = av_find_opt(avctx_opts[0], opt, NULL, opt_types[type], opt_types[type]);
2131 if(o2)
2132 o = av_set_string(avctx_opts[type], opt, arg);
2133 }
2134 if(!o)
2135 o = av_set_string(avformat_opts, opt, arg);
2136 if(!o)
2137 o = av_set_string(sws_opts, opt, arg);
2138 if(!o){
2139 if(opt[0] == 'a')
2140 o = av_set_string(avctx_opts[CODEC_TYPE_AUDIO], opt+1, arg);
2141 else if(opt[0] == 'v')
2142 o = av_set_string(avctx_opts[CODEC_TYPE_VIDEO], opt+1, arg);
2143 else if(opt[0] == 's')
2144 o = av_set_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt+1, arg);
2145 }
2146 if(!o)
2147 return -1;
2148
2149// 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));
2150
2151 //FIXME we should always use avctx_opts, ... for storing options so there wont be any need to keep track of whats set over this
2152 opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
2153 opt_names[opt_name_count++]= o->name;
2154
2155#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
2156 /* disable generate of real time pts in ffm (need to be supressed anyway) */
2157 if(avctx_opts[0]->flags & CODEC_FLAG_BITEXACT)
2158 ffm_nopts = 1;
2159#endif
2160
2161 if(avctx_opts[0]->debug)
a309073b 2162 av_log_set_level(AV_LOG_DEBUG);
3b855466
DB
2163 return 0;
2164}
2165
464a631c 2166static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2167{
2168 video_rc_override_string = arg;
2169}
2170
f4f3223f
MN
2171static void opt_me_threshold(const char *arg)
2172{
2173 me_threshold = atoi(arg);
2174}
2175
f068206e
BE
2176static void opt_verbose(const char *arg)
2177{
2178 verbose = atoi(arg);
a309073b 2179 av_log_set_level(atoi(arg));
f068206e
BE
2180}
2181
b29f97d1 2182static void opt_frame_rate(const char *arg)
85f07f22 2183{
b33ece16 2184 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
445f1b83 2185 fprintf(stderr, "Incorrect frame rate\n");
bb270c08 2186 exit(1);
445f1b83 2187 }
85f07f22
FB
2188}
2189
ebde2a2c 2190static int opt_bitrate(const char *opt, const char *arg)
1b1656c6
RP
2191{
2192 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2193
2194 opt_default(opt, arg);
2195
2196 if (av_get_int(avctx_opts[codec_type], "b", NULL) < 1000)
2197 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2198
2199 return 0;
1b1656c6
RP
2200}
2201
b29f97d1 2202static void opt_frame_crop_top(const char *arg)
ab6d194a 2203{
115329f1 2204 frame_topBand = atoi(arg);
ab6d194a
MN
2205 if (frame_topBand < 0) {
2206 fprintf(stderr, "Incorrect top crop size\n");
2207 exit(1);
2208 }
2209 if ((frame_topBand % 2) != 0) {
2210 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2211 exit(1);
2212 }
2213 if ((frame_topBand) >= frame_height){
bb270c08 2214 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2215 exit(1);
2216 }
2217 frame_height -= frame_topBand;
2218}
2219
b29f97d1 2220static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2221{
2222 frame_bottomBand = atoi(arg);
2223 if (frame_bottomBand < 0) {
2224 fprintf(stderr, "Incorrect bottom crop size\n");
2225 exit(1);
2226 }
2227 if ((frame_bottomBand % 2) != 0) {
2228 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
115329f1 2229 exit(1);
ab6d194a
MN
2230 }
2231 if ((frame_bottomBand) >= frame_height){
bb270c08 2232 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2233 exit(1);
2234 }
2235 frame_height -= frame_bottomBand;
2236}
2237
b29f97d1 2238static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2239{
2240 frame_leftBand = atoi(arg);
2241 if (frame_leftBand < 0) {
2242 fprintf(stderr, "Incorrect left crop size\n");
2243 exit(1);
2244 }
2245 if ((frame_leftBand % 2) != 0) {
2246 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2247 exit(1);
2248 }
2249 if ((frame_leftBand) >= frame_width){
bb270c08 2250 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2251 exit(1);
2252 }
2253 frame_width -= frame_leftBand;
2254}
2255
b29f97d1 2256static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2257{
2258 frame_rightBand = atoi(arg);
2259 if (frame_rightBand < 0) {
2260 fprintf(stderr, "Incorrect right crop size\n");
2261 exit(1);
2262 }
2263 if ((frame_rightBand % 2) != 0) {
2264 fprintf(stderr, "Right crop size must be a multiple of 2\n");
115329f1 2265 exit(1);
ab6d194a
MN
2266 }
2267 if ((frame_rightBand) >= frame_width){
bb270c08 2268 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2269 exit(1);
2270 }
2271 frame_width -= frame_rightBand;
2272}
2273
b29f97d1 2274static void opt_frame_size(const char *arg)
85f07f22 2275{
b33ece16 2276 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
2277 fprintf(stderr, "Incorrect frame size\n");
2278 exit(1);
2279 }
2280 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2281 fprintf(stderr, "Frame size must be a multiple of 2\n");
2282 exit(1);
2283 }
2284}
2285
1ff93ffc
TK
2286
2287#define SCALEBITS 10
2288#define ONE_HALF (1 << (SCALEBITS - 1))
bb270c08 2289#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
1ff93ffc
TK
2290
2291#define RGB_TO_Y(r, g, b) \
2292((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2293 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2294
2295#define RGB_TO_U(r1, g1, b1, shift)\
2296(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2297 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2298
2299#define RGB_TO_V(r1, g1, b1, shift)\
2300(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2301 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2302
2303static void opt_pad_color(const char *arg) {
2304 /* Input is expected to be six hex digits similar to
2305 how colors are expressed in html tags (but without the #) */
2306 int rgb = strtol(arg, NULL, 16);
2307 int r,g,b;
115329f1
DB
2308
2309 r = (rgb >> 16);
1ff93ffc
TK
2310 g = ((rgb >> 8) & 255);
2311 b = (rgb & 255);
2312
2313 padcolor[0] = RGB_TO_Y(r,g,b);
2314 padcolor[1] = RGB_TO_U(r,g,b,0);
2315 padcolor[2] = RGB_TO_V(r,g,b,0);
2316}
2317
2318static void opt_frame_pad_top(const char *arg)
2319{
115329f1 2320 frame_padtop = atoi(arg);
1ff93ffc
TK
2321 if (frame_padtop < 0) {
2322 fprintf(stderr, "Incorrect top pad size\n");
2323 exit(1);
2324 }
2325 if ((frame_padtop % 2) != 0) {
2326 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2327 exit(1);
2328 }
2329}
2330
2331static void opt_frame_pad_bottom(const char *arg)
2332{
115329f1 2333 frame_padbottom = atoi(arg);
1ff93ffc
TK
2334 if (frame_padbottom < 0) {
2335 fprintf(stderr, "Incorrect bottom pad size\n");
2336 exit(1);
2337 }
2338 if ((frame_padbottom % 2) != 0) {
2339 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2340 exit(1);
2341 }
2342}
2343
2344
2345static void opt_frame_pad_left(const char *arg)
2346{
115329f1 2347 frame_padleft = atoi(arg);
1ff93ffc
TK
2348 if (frame_padleft < 0) {
2349 fprintf(stderr, "Incorrect left pad size\n");
2350 exit(1);
2351 }
2352 if ((frame_padleft % 2) != 0) {
2353 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2354 exit(1);
2355 }
2356}
2357
2358
2359static void opt_frame_pad_right(const char *arg)
2360{
115329f1 2361 frame_padright = atoi(arg);
1ff93ffc
TK
2362 if (frame_padright < 0) {
2363 fprintf(stderr, "Incorrect right pad size\n");
2364 exit(1);
2365 }
2366 if ((frame_padright % 2) != 0) {
2367 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2368 exit(1);
2369 }
2370}
2371
c3b95b1d
SS
2372void list_pix_fmts(void)
2373{
2374 int i;
2375 char pix_fmt_str[128];
2376 for (i=-1; i < PIX_FMT_NB; i++) {
2377 avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
2378 fprintf(stdout, "%s\n", pix_fmt_str);
2379 }
2380}
1ff93ffc 2381
63167088
RS
2382static void opt_frame_pix_fmt(const char *arg)
2383{
c3b95b1d
SS
2384 if (strcmp(arg, "list"))
2385 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2386 else {
2387 list_pix_fmts();
2388 exit(0);
2389 }
63167088
RS
2390}
2391
5fe03e38
RS
2392static void opt_frame_aspect_ratio(const char *arg)
2393{
2394 int x = 0, y = 0;
2395 double ar = 0;
2396 const char *p;
815f98cc 2397 char *end;
115329f1 2398
5fe03e38
RS
2399 p = strchr(arg, ':');
2400 if (p) {
815f98cc
AJ
2401 x = strtol(arg, &end, 10);
2402 if (end == p)
2403 y = strtol(end+1, &end, 10);
bb270c08
DB
2404 if (x > 0 && y > 0)
2405 ar = (double)x / (double)y;
5fe03e38 2406 } else
815f98cc 2407 ar = strtod(arg, NULL);
5fe03e38
RS
2408
2409 if (!ar) {
2410 fprintf(stderr, "Incorrect aspect ratio specification.\n");
bb270c08 2411 exit(1);
5fe03e38
RS
2412 }
2413 frame_aspect_ratio = ar;
2414}
2415
b29f97d1 2416static void opt_qscale(const char *arg)
85f07f22 2417{
158c7f05 2418 video_qscale = atof(arg);
4e64bead 2419 if (video_qscale <= 0 ||
158c7f05 2420 video_qscale > 255) {
4e64bead 2421 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
85f07f22
FB
2422 exit(1);
2423 }
2424}
2425
b29f97d1 2426static void opt_qdiff(const char *arg)
9cdd6a24
MN
2427{
2428 video_qdiff = atoi(arg);
2429 if (video_qdiff < 0 ||
2430 video_qdiff > 31) {
2431 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2432 exit(1);
2433 }
2434}
2435
b29f97d1 2436static void opt_strict(const char *arg)
f560dd82
MN
2437{
2438 strict= atoi(arg);
2439}
2440
bb198e19
MN
2441static void opt_top_field_first(const char *arg)
2442{
2443 top_field_first= atoi(arg);
2444}
2445
9c3d33d6
MN
2446static void opt_thread_count(const char *arg)
2447{
2448 thread_count= atoi(arg);
2450cff2 2449#if !defined(HAVE_THREADS)
d8019eb5
AD
2450 if (verbose >= 0)
2451 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2452#endif
9c3d33d6
MN
2453}
2454
b29f97d1 2455static void opt_audio_rate(const char *arg)
85f07f22
FB
2456{
2457 audio_sample_rate = atoi(arg);
2458}
2459
b29f97d1 2460static void opt_audio_channels(const char *arg)
85f07f22
FB
2461{
2462 audio_channels = atoi(arg);
2463}
2464
b29f97d1 2465static void opt_video_channel(const char *arg)
a5df11ab
FB
2466{
2467 video_channel = strtol(arg, NULL, 0);
2468}
2469
e3ee3283
AB
2470static void opt_video_standard(const char *arg)
2471{
2472 video_standard = av_strdup(arg);
2473}
2474
4a897224 2475static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2476 int codec_type, const char *arg)
85f07f22 2477{
4a897224 2478 av_freep(pcodec_name);
1629626f 2479 if (!strcmp(arg, "copy")) {
cf7fc795 2480 *pstream_copy = 1;
85f07f22 2481 } else {
4a897224 2482 *pcodec_name = av_strdup(arg);
85f07f22
FB
2483 }
2484}
2485
cf7fc795
FB
2486static void opt_audio_codec(const char *arg)
2487{
4a897224 2488 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB
2489}
2490
b2a2197e
MN
2491static void opt_audio_tag(const char *arg)
2492{
2493 char *tail;
2494 audio_codec_tag= strtol(arg, &tail, 0);
2495
2496 if(!tail || *tail)
2497 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2498}
2499
2500static void opt_video_tag(const char *arg)
2501{
2502 char *tail;
2503 video_codec_tag= strtol(arg, &tail, 0);
2504
2505 if(!tail || *tail)
2506 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2507}
2508
d0f596b4 2509#ifdef CONFIG_VHOOK
b29f97d1 2510static void add_frame_hooker(const char *arg)
10d104e4
PG
2511{
2512 int argc = 0;
2513 char *argv[64];
2514 int i;
e9a9e0c2 2515 char *args = av_strdup(arg);
10d104e4 2516
bee0d9e5
CY
2517 using_vhook = 1;
2518
10d104e4
PG
2519 argv[0] = strtok(args, " ");
2520 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2521 }
2522
2523 i = frame_hook_add(argc, argv);
2524
2525 if (i != 0) {
2526 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2527 exit(1);
2528 }
2529}
d0f596b4 2530#endif
10d104e4 2531
b29f97d1 2532static void opt_video_codec(const char *arg)
85f07f22 2533{
4a897224 2534 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2535}
85f07f22 2536
cf7fc795
FB
2537static void opt_subtitle_codec(const char *arg)
2538{
4a897224 2539 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB
2540}
2541
b29f97d1 2542static void opt_map(const char *arg)
85f07f22
FB
2543{
2544 AVStreamMap *m;
815f98cc 2545 char *p;
85f07f22 2546
85f07f22
FB
2547 m = &stream_maps[nb_stream_maps++];
2548
815f98cc 2549 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
2550 if (*p)
2551 p++;
a5dc85ef 2552
815f98cc 2553 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
2554 if (*p) {
2555 p++;
815f98cc 2556 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
2557 if (*p)
2558 p++;
815f98cc 2559 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
2560 } else {
2561 m->sync_file_index = m->file_index;
2562 m->sync_stream_index = m->stream_index;
2563 }
85f07f22
FB
2564}
2565
0a38bafd
PB
2566static void opt_map_meta_data(const char *arg)
2567{
2568 AVMetaDataMap *m;
815f98cc 2569 char *p;
115329f1 2570
0a38bafd
PB
2571 m = &meta_data_maps[nb_meta_data_maps++];
2572
815f98cc 2573 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB
2574 if (*p)
2575 p++;
2576
815f98cc 2577 m->in_file = strtol(p, &p, 0);
0a38bafd
PB
2578}
2579
f9436161
SS
2580static int64_t parse_time_or_die(const char *timestr, int is_duration)
2581{
2582 int64_t us = parse_date(timestr, is_duration);
2583 if (us == INT64_MIN) {
2584 fprintf(stderr, "Invalid %s specification: %s\n",
2585 is_duration ? "duration" : "date", timestr);
2586 exit(1);
2587 }
2588 return us;
2589}
2590
b29f97d1 2591static void opt_recording_time(const char *arg)
85f07f22 2592{
f9436161 2593 recording_time = parse_time_or_die(arg, 1);
85f07f22
FB
2594}
2595
8831db5c
MN
2596static void opt_start_time(const char *arg)
2597{
f9436161 2598 start_time = parse_time_or_die(arg, 1);
8831db5c
MN
2599}
2600
4568325a
RS
2601static void opt_rec_timestamp(const char *arg)
2602{
f9436161 2603 rec_timestamp = parse_time_or_die(arg, 0) / 1000000;
4568325a
RS
2604}
2605
a6a92a9a
WG
2606static void opt_input_ts_offset(const char *arg)
2607{
f9436161 2608 input_ts_offset = parse_time_or_die(arg, 1);
a6a92a9a
WG
2609}
2610
4a897224
NG
2611static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2612{
f73008d8 2613 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
2614 AVCodec *codec;
2615
2616 if(!name)
2617 return CODEC_ID_NONE;
2618 codec = encoder ?
2619 avcodec_find_encoder_by_name(name) :
2620 avcodec_find_decoder_by_name(name);
2621 if(!codec) {
4f489292 2622 av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name);
4a897224
NG
2623 exit(1);
2624 }
2625 if(codec->type != type) {
4f489292 2626 av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name);
4a897224
NG
2627 exit(1);
2628 }
2629 return codec->id;
2630}
2631
b29f97d1 2632static void opt_input_file(const char *filename)
85f07f22
FB
2633{
2634 AVFormatContext *ic;
2635 AVFormatParameters params, *ap = &params;
14bea432 2636 int err, i, ret, rfps, rfps_base;
bd1b79a1 2637 int64_t timestamp;
85f07f22 2638
b242baa4
FB
2639 if (!strcmp(filename, "-"))
2640 filename = "pipe:";
2641
115329f1 2642 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2643 !strcmp( filename, "/dev/stdin" );
2644
85f07f22 2645 /* get default parameters from command line */
4eb72c6b
NS
2646 ic = av_alloc_format_context();
2647
79fdaa4c 2648 memset(ap, 0, sizeof(*ap));
4eb72c6b 2649 ap->prealloced_context = 1;
79fdaa4c
FB
2650 ap->sample_rate = audio_sample_rate;
2651 ap->channels = audio_channels;
b33ece16
SS
2652 ap->time_base.den = frame_rate.num;
2653 ap->time_base.num = frame_rate.den;
1ff93ffc
TK
2654 ap->width = frame_width + frame_padleft + frame_padright;
2655 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2656 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2657 ap->channel = video_channel;
2658 ap->standard = video_standard;
4a897224
NG
2659 ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
2660 ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
5b6d5596
MN
2661 if(pgmyuv_compatibility_hack)
2662 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c 2663
4eb72c6b 2664 for(i=0; i<opt_name_count; i++){
4b59cf6c 2665 char buf[256];
bd31a388 2666 const AVOption *opt;
6b80f1a1 2667 const char *str= av_get_string(avformat_opts, opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
2668 if(str && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2669 av_set_string(ic, opt_names[i], str);
4eb72c6b 2670 }
62600469
MN
2671
2672 ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
2673 ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
2674 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
2675
79fdaa4c
FB
2676 /* open the input file with generic libav function */
2677 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2678 if (err < 0) {
79fdaa4c 2679 print_error(filename, err);
85f07f22
FB
2680 exit(1);
2681 }
50e143c4
NS
2682 if(opt_programid) {
2683 int i;
2684 for(i=0; i<ic->nb_programs; i++)
2685 if(ic->programs[i]->id != opt_programid)
2686 ic->programs[i]->discard = AVDISCARD_ALL;
2687 }
30bc6613 2688
5894e1bb
VP
2689 ic->loop_input = loop_input;
2690
79fdaa4c
FB
2691 /* If not enough info to get the stream parameters, we decode the
2692 first frames to get it. (used in mpeg case for example) */
2693 ret = av_find_stream_info(ic);
d8019eb5 2694 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2695 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2696 exit(1);
2697 }
2698
bd1b79a1
MN
2699 timestamp = start_time;
2700 /* add the stream start time */
2701 if (ic->start_time != AV_NOPTS_VALUE)
2702 timestamp += ic->start_time;
2703
254abc2e
FB
2704 /* if seeking requested, we execute it */
2705 if (start_time != 0) {
3ba1438d 2706 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2707 if (ret < 0) {
115329f1 2708 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB
2709 filename, (double)timestamp / AV_TIME_BASE);
2710 }
2711 /* reset seek info */
2712 start_time = 0;
2713 }
2714
85f07f22
FB
2715 /* update the current parameters so that they match the one of the input stream */
2716 for(i=0;i<ic->nb_streams;i++) {
637b5326 2717 int j;
01f4895c 2718 AVCodecContext *enc = ic->streams[i]->codec;
c62c07d3
MN
2719 if(thread_count>1)
2720 avcodec_thread_init(enc, thread_count);
c62c07d3 2721 enc->thread_count= thread_count;
85f07f22
FB
2722 switch(enc->codec_type) {
2723 case CODEC_TYPE_AUDIO:
637b5326 2724 for(j=0; j<opt_name_count; j++){
4b59cf6c 2725 char buf[256];
bd31a388 2726 const AVOption *opt;
6b80f1a1 2727 const char *str= av_get_string(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt, buf, sizeof(buf));
4b59cf6c
MN
2728 if(str && (opt->flags & AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2729 av_set_string(enc, opt_names[j], str);
637b5326 2730 }
e0d2714a 2731 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2732 audio_channels = enc->channels;
2733 audio_sample_rate = enc->sample_rate;
b4aea108 2734 if(audio_disable)
f3356e9c 2735 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2736 break;
2737 case CODEC_TYPE_VIDEO:
637b5326 2738 for(j=0; j<opt_name_count; j++){
4b59cf6c 2739 char buf[256];
bd31a388 2740 const AVOption *opt;
6b80f1a1 2741 const char *str= av_get_string(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt, buf, sizeof(buf));
4b59cf6c
MN
2742 if(str && (opt->flags & AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2743 av_set_string(enc, opt_names[j], str);
637b5326 2744 }
85f07f22
FB
2745 frame_height = enc->height;
2746 frame_width = enc->width;
bb270c08
DB
2747 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2748 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2749 rfps = ic->streams[i]->r_frame_rate.num;
2750 rfps_base = ic->streams[i]->r_frame_rate.den;
637b5326 2751 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN
2752 if(me_threshold)
2753 enc->debug |= FF_DEBUG_MV;
d7425f59 2754
115329f1 2755 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2756
2757 if (verbose >= 0)
386c88de 2758 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2759 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2760
15bc38e5 2761 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2762 }
bf5af568 2763 /* update the current frame rate to match the stream frame rate */
b33ece16
SS
2764 frame_rate.num = rfps;
2765 frame_rate.den = rfps_base;
bdfcbbed
MK
2766
2767 enc->rate_emu = rate_emu;
b4aea108 2768 if(video_disable)
f3356e9c
MN
2769 ic->streams[i]->discard= AVDISCARD_ALL;
2770 else if(video_discard)
2771 ic->streams[i]->discard= video_discard;
85f07f22 2772 break;
254abc2e
FB
2773 case CODEC_TYPE_DATA:
2774 break;
cf7fc795 2775 case CODEC_TYPE_SUBTITLE:
11bf3847
AJ
2776 if(subtitle_disable)
2777 ic->streams[i]->discard = AVDISCARD_ALL;
cf7fc795 2778 break;
f8d7c9d3 2779 case CODEC_TYPE_ATTACHMENT:
ae38261e
MB
2780 case CODEC_TYPE_UNKNOWN:
2781 break;
51bd4565 2782 default:
0f4e8165 2783 abort();
85f07f22
FB
2784 }
2785 }
115329f1 2786
85f07f22 2787 input_files[nb_input_files] = ic;
bd1b79a1 2788 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2789 /* dump the file content */
d8019eb5
AD
2790 if (verbose >= 0)
2791 dump_format(ic, nb_input_files, filename, 0);
2792
85f07f22 2793 nb_input_files++;
79fdaa4c
FB
2794 file_iformat = NULL;
2795 file_oformat = NULL;
bdfcbbed 2796
2639c651 2797 video_channel = 0;
115329f1 2798
bdfcbbed 2799 rate_emu = 0;
a06a18c5
BC
2800 av_freep(&video_codec_name);
2801 av_freep(&audio_codec_name);
2802 av_freep(&subtitle_codec_name);
85f07f22
FB
2803}
2804
11bf3847
AJ
2805static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
2806 int *has_subtitle_ptr)
919f448d 2807{
11bf3847 2808 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB
2809 AVFormatContext *ic;
2810
2811 has_video = 0;
2812 has_audio = 0;
11bf3847 2813 has_subtitle = 0;
919f448d
FB
2814 for(j=0;j<nb_input_files;j++) {
2815 ic = input_files[j];
2816 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2817 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB
2818 switch(enc->codec_type) {
2819 case CODEC_TYPE_AUDIO:
2820 has_audio = 1;
2821 break;
2822 case CODEC_TYPE_VIDEO:
2823 has_video = 1;
2824 break;
11bf3847
AJ
2825 case CODEC_TYPE_SUBTITLE:
2826 has_subtitle = 1;
2827 break;
6fb316d5 2828 case CODEC_TYPE_DATA:
f8d7c9d3 2829 case CODEC_TYPE_ATTACHMENT:
ae38261e 2830 case CODEC_TYPE_UNKNOWN:
6fb316d5 2831 break;
51bd4565 2832 default:
0f4e8165 2833 abort();
919f448d
FB
2834 }
2835 }
2836 }
2837 *has_video_ptr = has_video;
2838 *has_audio_ptr = has_audio;
11bf3847 2839 *has_subtitle_ptr = has_subtitle;
919f448d
FB
2840}
2841
cf7fc795 2842static void new_video_stream(AVFormatContext *oc)
85f07f22
FB
2843{
2844 AVStream *st;
cf7fc795
FB
2845 AVCodecContext *video_enc;
2846 int codec_id;
115329f1 2847
cf7fc795
FB
2848 st = av_new_stream(oc, oc->nb_streams);
2849 if (!st) {
2850 fprintf(stderr, "Could not alloc stream\n");
2851 exit(1);
2852 }
54cc9c46 2853 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN
2854 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
2855 video_bitstream_filters= NULL;
2856
cf7fc795 2857 if(thread_count>1)
01f4895c 2858 avcodec_thread_init(st->codec, thread_count);
115329f1 2859
01f4895c 2860 video_enc = st->codec;
115329f1 2861
cf7fc795
FB
2862 if(video_codec_tag)
2863 video_enc->codec_tag= video_codec_tag;
115329f1 2864
90ad92b3 2865 if( (video_global_header&1)
637b5326 2866 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 2867 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 2868 avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
2869 }
2870 if(video_global_header&2){
90ad92b3 2871 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
23b254fb 2872 avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 2873 }
90ad92b3 2874
cf7fc795
FB
2875 if (video_stream_copy) {
2876 st->stream_copy = 1;
2877 video_enc->codec_type = CODEC_TYPE_VIDEO;
2878 } else {
464a631c 2879 const char *p;
cf7fc795
FB
2880 int i;
2881 AVCodec *codec;
9de0be61 2882 AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
115329f1 2883
cf7fc795 2884 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
4a897224
NG
2885 if (video_codec_name)
2886 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
115329f1 2887
cf7fc795
FB
2888 video_enc->codec_id = codec_id;
2889 codec = avcodec_find_encoder(codec_id);
115329f1 2890
8bbf6db9 2891 for(i=0; i<opt_name_count; i++){
4b59cf6c
MN
2892 char buf[256];
2893 const AVOption *opt;
6b80f1a1 2894 const char *str= av_get_string(avctx_opts[CODEC_TYPE_VIDEO], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
2895 if(str && (opt->flags & AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
2896 av_set_string(video_enc, opt_names[i], str);
8bbf6db9 2897 }
115329f1 2898
9de0be61
MN
2899 video_enc->time_base.den = fps.num;
2900 video_enc->time_base.num = fps.den;
cf7fc795
FB
2901 if(codec && codec->supported_framerates){
2902 const AVRational *p= codec->supported_framerates;
cf7fc795
FB
2903 const AVRational *best=NULL;
2904 AVRational best_error= (AVRational){INT_MAX, 1};
2905 for(; p->den!=0; p++){
9de0be61 2906 AVRational error= av_sub_q(fps, *p);
cf7fc795
FB
2907 if(error.num <0) error.num *= -1;
2908 if(av_cmp_q(error, best_error) < 0){
2909 best_error= error;
2910 best= p;
2911 }
2912 }
2913 video_enc->time_base.den= best->num;
2914 video_enc->time_base.num= best->den;
2915 }
115329f1 2916
cf7fc795
FB
2917 video_enc->width = frame_width + frame_padright + frame_padleft;
2918 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 2919 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795
FB
2920 video_enc->pix_fmt = frame_pix_fmt;
2921
2922 if(codec && codec->pix_fmts){
2923 const enum PixelFormat *p= codec->pix_fmts;
2924 for(; *p!=-1; p++){
2925 if(*p == video_enc->pix_fmt)
2926 break;
2927 }
2928 if(*p == -1)
2929 video_enc->pix_fmt = codec->pix_fmts[0];
2930 }
2931
babe0e8c 2932 if (intra_only)
cf7fc795
FB
2933 video_enc->gop_size = 0;
2934 if (video_qscale || same_quality) {
2935 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 2936 video_enc->global_quality=
cf7fc795
FB
2937 st->quality = FF_QP2LAMBDA * video_qscale;
2938 }
2939
2940 if(intra_matrix)
2941 video_enc->intra_matrix = intra_matrix;
2942 if(inter_matrix)
2943 video_enc->inter_matrix = inter_matrix;
2944
cf7fc795 2945 video_enc->max_qdiff = video_qdiff;
cf7fc795
FB
2946 video_enc->thread_count = thread_count;
2947 p= video_rc_override_string;
2948 for(i=0; p; i++){
2949 int start, end, q;
2950 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
2951 if(e!=3){
2952 fprintf(stderr, "error parsing rc_override\n");
2953 exit(1);
2954 }
115329f1
DB
2955 video_enc->rc_override=
2956 av_realloc(video_enc->rc_override,
cf7fc795
FB
2957 sizeof(RcOverride)*(i+1));
2958 video_enc->rc_override[i].start_frame= start;
2959 video_enc->rc_override[i].end_frame = end;
2960 if(q>0){
2961 video_enc->rc_override[i].qscale= q;
2962 video_enc->rc_override[i].quality_factor= 1.0;
2963 }
2964 else{
2965 video_enc->rc_override[i].qscale= 0;
2966 video_enc->rc_override[i].quality_factor= -q/100.0;
2967 }
2968 p= strchr(p, '/');
2969 if(p) p++;
2970 }
2971 video_enc->rc_override_count=i;
079e8cb9
BC
2972 if (!video_enc->rc_initial_buffer_occupancy)
2973 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
cf7fc795 2974 video_enc->me_threshold= me_threshold;
cf7fc795
FB
2975 video_enc->intra_dc_precision= intra_dc_precision - 8;
2976 video_enc->strict_std_compliance = strict;
cf7fc795 2977
cf7fc795
FB
2978 if (do_psnr)
2979 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 2980
cf7fc795
FB
2981 /* two pass mode */
2982 if (do_pass) {
2983 if (do_pass == 1) {
2984 video_enc->flags |= CODEC_FLAG_PASS1;
2985 } else {
2986 video_enc->flags |= CODEC_FLAG_PASS2;
2987 }
2988 }
2989 }
2990
2991 /* reset some key parameters */
2992 video_disable = 0;
4a897224 2993 av_freep(&video_codec_name);
cf7fc795
FB
2994 video_stream_copy = 0;
2995}
2996
2997static void new_audio_stream(AVFormatContext *oc)
2998{
2999 AVStream *st;
3000 AVCodecContext *audio_enc;
8bbf6db9 3001 int codec_id, i;
115329f1 3002
cf7fc795
FB
3003 st = av_new_stream(oc, oc->nb_streams);
3004 if (!st) {
3005 fprintf(stderr, "Could not alloc stream\n");
3006 exit(1);
3007 }
54cc9c46 3008 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
748c2fca
MN
3009
3010 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
3011 audio_bitstream_filters= NULL;
3012
cf7fc795 3013 if(thread_count>1)
01f4895c 3014 avcodec_thread_init(st->codec, thread_count);
115329f1 3015
01f4895c 3016 audio_enc = st->codec;
cf7fc795 3017 audio_enc->codec_type = CODEC_TYPE_AUDIO;
f889d3f9 3018 audio_enc->strict_std_compliance = strict;
115329f1 3019
cf7fc795
FB
3020 if(audio_codec_tag)
3021 audio_enc->codec_tag= audio_codec_tag;
115329f1 3022
637b5326 3023 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 3024 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 3025 avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326 3026 }
cf7fc795
FB
3027 if (audio_stream_copy) {
3028 st->stream_copy = 1;
3029 audio_enc->channels = audio_channels;
3030 } else {
3031 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
115329f1 3032
8bbf6db9 3033 for(i=0; i<opt_name_count; i++){
4b59cf6c 3034 char buf[256];
bd31a388 3035 const AVOption *opt;
6b80f1a1 3036 const char *str= av_get_string(avctx_opts[CODEC_TYPE_AUDIO], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3037 if(str && (opt->flags & AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3038 av_set_string(audio_enc, opt_names[i], str);
8bbf6db9 3039 }
115329f1 3040
4a897224
NG
3041 if (audio_codec_name)
3042 codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 1);
cf7fc795 3043 audio_enc->codec_id = codec_id;
115329f1 3044
c57c770d
JR
3045 if (audio_qscale > QSCALE_NONE) {
3046 audio_enc->flags |= CODEC_FLAG_QSCALE;
3047 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
3048 }
cf7fc795 3049 audio_enc->thread_count = thread_count;
e3e3be53 3050 audio_enc->channels = audio_channels;
cf7fc795
FB
3051 }
3052 audio_enc->sample_rate = audio_sample_rate;
78e03516 3053 audio_enc->time_base= (AVRational){1, audio_sample_rate};
cf7fc795 3054 if (audio_language) {
f7d78f36 3055 av_strlcpy(st->language, audio_language, sizeof(st->language));
cf7fc795
FB
3056 av_free(audio_language);
3057 audio_language = NULL;
3058 }
3059
3060 /* reset some key parameters */
3061 audio_disable = 0;
4a897224 3062 av_freep(&audio_codec_name);
cf7fc795
FB
3063 audio_stream_copy = 0;
3064}
3065
11bf3847 3066static void new_subtitle_stream(AVFormatContext *oc)
cf7fc795 3067{
cf7fc795
FB
3068 AVStream *st;
3069 AVCodecContext *subtitle_enc;
8bbf6db9 3070 int i;
115329f1 3071
cf7fc795
FB
3072 st = av_new_stream(oc, oc->nb_streams);
3073 if (!st) {
3074 fprintf(stderr, "Could not alloc stream\n");
3075 exit(1);
3076 }
54cc9c46 3077 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE);
cf7fc795 3078
e1cc8339
RD
3079 bitstream_filters[nb_output_files][oc->nb_streams - 1]= subtitle_bitstream_filters;
3080 subtitle_bitstream_filters= NULL;
3081
01f4895c 3082 subtitle_enc = st->codec;
cf7fc795
FB
3083 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
3084 if (subtitle_stream_copy) {
3085 st->stream_copy = 1;
3086 } else {
8bbf6db9 3087 for(i=0; i<opt_name_count; i++){
4b59cf6c
MN
3088 char buf[256];
3089 const AVOption *opt;
6b80f1a1 3090 const char *str= av_get_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3091 if(str && (opt->flags & AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3092 av_set_string(subtitle_enc, opt_names[i], str);
8bbf6db9 3093 }
4a897224 3094 subtitle_enc->codec_id = find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 1);
cf7fc795
FB
3095 }
3096
3097 if (subtitle_language) {
f7d78f36 3098 av_strlcpy(st->language, subtitle_language, sizeof(st->language));
cf7fc795
FB
3099 av_free(subtitle_language);
3100 subtitle_language = NULL;
3101 }
3102
11bf3847 3103 subtitle_disable = 0;
4a897224 3104 av_freep(&subtitle_codec_name);
cf7fc795
FB
3105 subtitle_stream_copy = 0;
3106}
3107
3108static void opt_new_audio_stream(void)
3109{
3110 AVFormatContext *oc;
3111 if (nb_output_files <= 0) {
3112 fprintf(stderr, "At least one output file must be specified\n");
3113 exit(1);
3114 }
3115 oc = output_files[nb_output_files - 1];
3116 new_audio_stream(oc);
3117}
3118
3119static void opt_new_video_stream(void)
3120{
3121 AVFormatContext *oc;
3122 if (nb_output_files <= 0) {
3123 fprintf(stderr, "At least one output file must be specified\n");
3124 exit(1);
3125 }
3126 oc = output_files[nb_output_files - 1];
3127 new_video_stream(oc);
3128}
3129
11bf3847
AJ
3130static void opt_new_subtitle_stream(void)
3131{
3132 AVFormatContext *oc;
3133 if (nb_output_files <= 0) {
3134 fprintf(stderr, "At least one output file must be specified\n");
3135 exit(1);
3136 }
3137 oc = output_files[nb_output_files - 1];
3138 new_subtitle_stream(oc);
3139}
3140
cf7fc795
FB
3141static void opt_output_file(const char *filename)
3142{
3143 AVFormatContext *oc;
11bf3847
AJ
3144 int use_video, use_audio, use_subtitle;
3145 int input_has_video, input_has_audio, input_has_subtitle, i;
817b23ff 3146 AVFormatParameters params, *ap = &params;
85f07f22
FB
3147
3148 if (!strcmp(filename, "-"))
3149 filename = "pipe:";
3150
bc874dae 3151 oc = av_alloc_format_context();
85f07f22 3152
79fdaa4c
FB
3153 if (!file_oformat) {
3154 file_oformat = guess_format(NULL, filename, NULL);
3155 if (!file_oformat) {
4021300c 3156 fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
79fdaa4c
FB
3157 filename);
3158 exit(1);
3159 }
85f07f22 3160 }
115329f1 3161
79fdaa4c 3162 oc->oformat = file_oformat;
f7d78f36 3163 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
85f07f22 3164
115329f1 3165 if (!strcmp(file_oformat->name, "ffm") &&
f7d78f36 3166 av_strstart(filename, "http:", NULL)) {
85f07f22
FB
3167 /* special case for files sent to ffserver: we get the stream
3168 parameters from ffserver */
3169 if (read_ffserver_streams(oc, filename) < 0) {
3170 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3171 exit(1);
3172 }
3173 } else {
4a897224
NG
3174 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name;
3175 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name;
3176 use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name;
919f448d 3177
e30a2846
FB
3178 /* disable if no corresponding type found and at least one
3179 input file */
3180 if (nb_input_files > 0) {
11bf3847
AJ
3181 check_audio_video_sub_inputs(&input_has_video, &input_has_audio,
3182 &input_has_subtitle);
e30a2846
FB
3183 if (!input_has_video)
3184 use_video = 0;
3185 if (!input_has_audio)
3186 use_audio = 0;
11bf3847
AJ
3187 if (!input_has_subtitle)
3188 use_subtitle = 0;
e30a2846 3189 }
919f448d
FB
3190
3191 /* manual disable */
85f07f22
FB
3192 if (audio_disable) {
3193 use_audio = 0;
3194 }
3195 if (video_disable) {
3196 use_video = 0;
3197 }
11bf3847
AJ
3198 if (subtitle_disable) {
3199 use_subtitle = 0;
3200 }
115329f1 3201
85f07f22 3202 if (use_video) {
cf7fc795 3203 new_video_stream(oc);
85f07f22 3204 }
115329f1 3205
85f07f22 3206 if (use_audio) {
cf7fc795 3207 new_audio_stream(oc);
85f07f22
FB
3208 }
3209
11bf3847
AJ
3210 if (use_subtitle) {
3211 new_subtitle_stream(oc);
3212 }
3213
4568325a 3214 oc->timestamp = rec_timestamp;
115329f1 3215
bb270c08 3216 if (str_title)
f7d78f36 3217 av_strlcpy(oc->title, str_title, sizeof(oc->title));
85f07f22 3218 if (str_author)
f7d78f36 3219 av_strlcpy(oc->author, str_author, sizeof(oc->author));
85f07f22 3220 if (str_copyright)
f7d78f36 3221 av_strlcpy(oc->copyright, str_copyright, sizeof(oc->copyright));
85f07f22 3222 if (str_comment)
f7d78f36 3223 av_strlcpy(oc->comment, str_comment, sizeof(oc->comment));
63d5075c 3224 if (str_album)
f7d78f36 3225 av_strlcpy(oc->album, str_album, sizeof(oc->album));
ab759f6e 3226 if (str_genre)
3227 av_strlcpy(oc->genre, str_genre, sizeof(oc->genre));
85f07f22
FB
3228 }
3229
1629626f 3230 output_files[nb_output_files++] = oc;
85f07f22 3231
919f448d 3232 /* check filename in case of an image number is expected */
79fdaa4c 3233 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
5c07cf53 3234 if (!av_filename_number_test(oc->filename)) {
79fdaa4c 3235 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3236 exit(1);
79fdaa4c 3237 }
919f448d
FB
3238 }
3239
79fdaa4c 3240 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22 3241 /* test if it already exists to avoid loosing precious files */
115329f1 3242 if (!file_overwrite &&
85f07f22 3243 (strchr(filename, ':') == NULL ||
a5baedea 3244 filename[1] == ':' ||
f7d78f36 3245 av_strstart(filename, "file:", NULL))) {
85f07f22
FB
3246 if (url_exist(filename)) {
3247 int c;
115329f1 3248
d9a916e2
CY
3249 if ( !using_stdin ) {
3250 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3251 fflush(stderr);
3252 c = getchar();
3253 if (toupper(c) != 'Y') {
3254 fprintf(stderr, "Not overwriting - exiting\n");
3255 exit(1);
3256 }
bb270c08
DB
3257 }
3258 else {
d9a916e2 3259 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3260 exit(1);
bb270c08 3261 }
85f07f22
FB
3262 }
3263 }
115329f1 3264
85f07f22
FB
3265 /* open the file */
3266 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3267 fprintf(stderr, "Could not open '%s'\n", filename);
3268 exit(1);
3269 }
3270 }
3271
817b23ff 3272 memset(ap, 0, sizeof(*ap));
817b23ff
FB
3273 if (av_set_parameters(oc, ap) < 0) {
3274 fprintf(stderr, "%s: Invalid encoding parameters\n",
3275 oc->filename);
3276 exit(1);
3277 }
3278
17c88cb0
MN
3279 oc->preload= (int)(mux_preload*AV_TIME_BASE);
3280 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
8108551a 3281 oc->loop_output = loop_output;
2db3c638 3282
8e16b25c 3283 for(i=0; i<opt_name_count; i++){
4b59cf6c 3284 char buf[256];
bd31a388 3285 const AVOption *opt;
6b80f1a1 3286 const char *str= av_get_string(avformat_opts, opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3287 if(str && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3288 av_set_string(oc, opt_names[i], str);
8e16b25c
PI
3289 }
3290
85f07f22 3291 /* reset some options */
79fdaa4c
FB
3292 file_oformat = NULL;
3293 file_iformat = NULL;
85f07f22
FB
3294}
3295
5abdb4b1 3296/* same option as mencoder */
b29f97d1 3297static void opt_pass(const char *pass_str)
5abdb4b1
FB
3298{
3299 int pass;
3300 pass = atoi(pass_str);
3301 if (pass != 1 && pass != 2) {
3302 fprintf(stderr, "pass number can be only 1 or 2\n");
3303 exit(1);
3304 }
3305 do_pass = pass;
3306}
a38469e1 3307
0c1a9eda 3308static int64_t getutime(void)
bdc4796f 3309{
66be5b45 3310#ifdef HAVE_GETRUSAGE
f3ec2d46
SG
3311 struct rusage rusage;