Move av_exit() so it can be used by more functions
[libav.git] / ffmpeg.c
CommitLineData
85f07f22 1/*
115329f1 2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
b78e7197
DB
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
bf5af568
FB
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
b78e7197 10 * version 2.1 of the License, or (at your option) any later version.
85f07f22 11 *
b78e7197 12 * FFmpeg is distributed in the hope that it will be useful,
85f07f22 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
FB
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
85f07f22 16 *
bf5af568 17 * You should have received a copy of the GNU Lesser General Public
b78e7197 18 * License along with FFmpeg; if not, write to the Free Software
5509bffa 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
85f07f22 20 */
364a9607 21
0f4e8165
RB
22#include "config.h"
23#include <ctype.h>
24#include <string.h>
25#include <math.h>
26#include <stdlib.h>
27#include <errno.h>
d86b83f8 28#include <signal.h>
22f7a060 29#include <limits.h>
daf8e955 30#include "avformat.h"
c721d803 31#include "avdevice.h"
18a54b04 32#include "swscale.h"
10d104e4 33#include "framehook.h"
6fd46414 34#include "opt.h"
f5a478f6 35#include "fifo.h"
f7d78f36 36#include "avstring.h"
a5e979f4 37#include "os_support.h"
daf8e955 38
7495c306
RP
39#if !defined(HAVE_GETRUSAGE) && defined(HAVE_GETPROCESSTIMES)
40#include <windows.h>
41#endif
42
4b54c6d0 43#if defined(HAVE_TERMIOS_H)
85f07f22
FB
44#include <unistd.h>
45#include <fcntl.h>
46#include <sys/ioctl.h>
85f07f22 47#include <sys/time.h>
85f07f22 48#include <termios.h>
5727b222 49#include <sys/resource.h>
4b54c6d0
RP
50#elif defined(HAVE_CONIO_H)
51#include <conio.h>
bdc4796f 52#endif
64c020a8 53#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 54#include <time.h>
85f07f22 55
f1cc88a5 56#include "version.h"
01310af2
FB
57#include "cmdutils.h"
58
2b18dcd0
MN
59#undef NDEBUG
60#include <assert.h>
61
c367d067
MN
62#undef exit
63
86074ed1
SS
64static const char program_name[] = "FFmpeg";
65static const int program_birth_year = 2000;
66
85f07f22
FB
67/* select an input stream for an output stream */
68typedef struct AVStreamMap {
69 int file_index;
70 int stream_index;
b4a3389e
WG
71 int sync_file_index;
72 int sync_stream_index;
85f07f22
FB
73} AVStreamMap;
74
0a38bafd
PB
75/** select an input file for an output file */
76typedef struct AVMetaDataMap {
77 int out_file;
78 int in_file;
79} AVMetaDataMap;
80
85f07f22
FB
81extern const OptionDef options[];
82
85f07f22
FB
83#define MAX_FILES 20
84
85static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 86static int64_t input_files_ts_offset[MAX_FILES];
85f07f22
FB
87static int nb_input_files = 0;
88
89static AVFormatContext *output_files[MAX_FILES];
90static int nb_output_files = 0;
91
92static AVStreamMap stream_maps[MAX_FILES];
93static int nb_stream_maps;
94
0a38bafd
PB
95static AVMetaDataMap meta_data_maps[MAX_FILES];
96static int nb_meta_data_maps;
97
79fdaa4c
FB
98static AVInputFormat *file_iformat;
99static AVOutputFormat *file_oformat;
55cf1959
MN
100static int frame_width = 0;
101static int frame_height = 0;
880e8ba7 102static float frame_aspect_ratio = 0;
644a9262 103static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
1ff93ffc
TK
104static int frame_padtop = 0;
105static int frame_padbottom = 0;
106static int frame_padleft = 0;
107static int frame_padright = 0;
108static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN
109static int frame_topBand = 0;
110static int frame_bottomBand = 0;
111static int frame_leftBand = 0;
112static int frame_rightBand = 0;
cf7fc795 113static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
9de0be61 114static AVRational frame_rate = (AVRational) {0,0};
158c7f05 115static float video_qscale = 0;
9cdd6a24 116static int video_qdiff = 3;
84f608f4
VM
117static uint16_t *intra_matrix = NULL;
118static uint16_t *inter_matrix = NULL;
ac2830ec 119#if 0 //experimental, (can be removed)
3aa102be
MN
120static float video_rc_qsquish=1.0;
121static float video_rc_qmod_amp=0;
122static int video_rc_qmod_freq=0;
ac2830ec 123#endif
464a631c 124static const char *video_rc_override_string=NULL;
85f07f22 125static int video_disable = 0;
f3356e9c 126static int video_discard = 0;
4a897224 127static char *video_codec_name = NULL;
b2a2197e 128static int video_codec_tag = 0;
85f07f22 129static int same_quality = 0;
cfcf0ffd 130static int do_deinterlace = 0;
f560dd82 131static int strict = 0;
bb198e19 132static int top_field_first = -1;
f4f3223f 133static int me_threshold = 0;
1a11cbcc 134static int intra_dc_precision = 8;
5894e1bb 135static int loop_input = 0;
8108551a 136static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 137static int qp_hist = 0;
85f07f22 138
85f07f22
FB
139static int intra_only = 0;
140static int audio_sample_rate = 44100;
c57c770d
JR
141#define QSCALE_NONE -99999
142static float audio_qscale = QSCALE_NONE;
85f07f22
FB
143static int audio_disable = 0;
144static int audio_channels = 1;
4a897224 145static char *audio_codec_name = NULL;
b2a2197e 146static int audio_codec_tag = 0;
cf7fc795
FB
147static char *audio_language = NULL;
148
11bf3847 149static int subtitle_disable = 0;
4a897224 150static char *subtitle_codec_name = NULL;
cf7fc795 151static char *subtitle_language = NULL;
85f07f22 152
17c88cb0
MN
153static float mux_preload= 0.5;
154static float mux_max_delay= 0.7;
2db3c638 155
0c1a9eda 156static int64_t recording_time = 0;
8831db5c 157static int64_t start_time = 0;
4568325a 158static int64_t rec_timestamp = 0;
a6a92a9a 159static int64_t input_ts_offset = 0;
85f07f22
FB
160static int file_overwrite = 0;
161static char *str_title = NULL;
162static char *str_author = NULL;
163static char *str_copyright = NULL;
164static char *str_comment = NULL;
ab759f6e 165static char *str_genre = NULL;
63d5075c 166static char *str_album = NULL;
5727b222 167static int do_benchmark = 0;
a0663ba4 168static int do_hex_dump = 0;
254abc2e 169static int do_pkt_dump = 0;
43f1708f 170static int do_psnr = 0;
5abdb4b1
FB
171static int do_pass = 0;
172static char *pass_logfilename = NULL;
1629626f
FB
173static int audio_stream_copy = 0;
174static int video_stream_copy = 0;
cf7fc795 175static int subtitle_stream_copy = 0;
986ebcdb
MN
176static int video_sync_method= 1;
177static int audio_sync_method= 0;
d4d226a8 178static float audio_drift_threshold= 0.1;
72bd8100 179static int copy_ts= 0;
ca80810b 180static int opt_shortest = 0; //
90ad92b3 181static int video_global_header = 0;
b60d1379 182static char *vstats_filename;
032aa7df 183static FILE *vstats_file;
50e143c4 184static int opt_programid = 0;
5abdb4b1 185
bdfcbbed
MK
186static int rate_emu = 0;
187
a5df11ab 188static int video_channel = 0;
df0cecdd 189static char *video_standard;
79a7c268 190
a9aa3467 191static int audio_volume = 256;
8aa3ee32 192
d9a916e2 193static int using_stdin = 0;
bee0d9e5 194static int using_vhook = 0;
f068206e 195static int verbose = 1;
9c3d33d6 196static int thread_count= 1;
b51469a0 197static int q_pressed = 0;
1008ceb3
MN
198static int64_t video_size = 0;
199static int64_t audio_size = 0;
200static int64_t extra_size = 0;
a6a92a9a
WG
201static int nb_frames_dup = 0;
202static int nb_frames_drop = 0;
6e454c38 203static int input_sync;
85ad1b0e 204static uint64_t limit_filesize = 0; //
d9a916e2 205
5b6d5596 206static int pgmyuv_compatibility_hack=0;
a8482aab 207static float dts_delta_threshold = 10;
5b6d5596 208
e60da588 209static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 210
29cc1c23
BF
211static const char **opt_names;
212static int opt_name_count;
213static AVCodecContext *avctx_opts[CODEC_TYPE_NB];
214static AVFormatContext *avformat_opts;
215static struct SwsContext *sws_opts;
216static int64_t timer_start;
8bbf6db9 217
748c2fca
MN
218static AVBitStreamFilterContext *video_bitstream_filters=NULL;
219static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 220static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 221static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 222
5abdb4b1 223#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22 224
b4a3389e
WG
225struct AVInputStream;
226
85f07f22
FB
227typedef struct AVOutputStream {
228 int file_index; /* file index */
229 int index; /* stream index in the output file */
230 int source_index; /* AVInputStream index */
231 AVStream *st; /* stream in the output file */
ec5517d5
FB
232 int encoding_needed; /* true if encoding needed for this stream */
233 int frame_number;
234 /* input pts and corresponding output pts
235 for A/V sync */
b4a3389e
WG
236 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
237 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 238 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 239 /* video only */
07d0cdfc 240 int video_resample;
a4d36c11 241 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
242 struct SwsContext *img_resample_ctx; /* for image resampling */
243 int resample_height;
34b10a57 244
07d0cdfc 245 int video_crop;
34b10a57
D
246 int topBand; /* cropping area sizes */
247 int leftBand;
115329f1 248
07d0cdfc 249 int video_pad;
1ff93ffc
TK
250 int padtop; /* padding area sizes */
251 int padbottom;
252 int padleft;
253 int padright;
115329f1 254
85f07f22
FB
255 /* audio only */
256 int audio_resample;
257 ReSampleContext *resample; /* for audio resampling */
f5a478f6 258 AVFifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 259 FILE *logfile;
85f07f22
FB
260} AVOutputStream;
261
262typedef struct AVInputStream {
263 int file_index;
264 int index;
265 AVStream *st;
266 int discard; /* true if stream data should be discarded */
267 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 268 int64_t sample_index; /* current sample */
bdfcbbed
MK
269
270 int64_t start; /* time when read started */
271 unsigned long frame; /* current frame */
254abc2e
FB
272 int64_t next_pts; /* synthetic pts for cases where pkt.pts
273 is not defined */
e7d0374f 274 int64_t pts; /* current pts */
ff4905a5 275 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB
276} AVInputStream;
277
278typedef struct AVInputFile {
279 int eof_reached; /* true if eof reached */
280 int ist_index; /* index of first stream in ist_table */
281 int buffer_size; /* current total buffer size */
79fdaa4c 282 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
283} AVInputFile;
284
e16e49ac 285#ifdef HAVE_TERMIOS_H
bdc4796f 286
85f07f22
FB
287/* init terminal so that we can grab keys */
288static struct termios oldtty;
d86b83f8 289#endif
85f07f22
FB
290
291static void term_exit(void)
292{
e16e49ac 293#ifdef HAVE_TERMIOS_H
85f07f22 294 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 295#endif
85f07f22
FB
296}
297
9680a722
RP
298static volatile sig_atomic_t received_sigterm = 0;
299
300static void
301sigterm_handler(int sig)
302{
303 received_sigterm = sig;
304 term_exit();
305}
306
85f07f22
FB
307static void term_init(void)
308{
e16e49ac 309#ifdef HAVE_TERMIOS_H
85f07f22
FB
310 struct termios tty;
311
312 tcgetattr (0, &tty);
313 oldtty = tty;
314
315 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
316 |INLCR|IGNCR|ICRNL|IXON);
317 tty.c_oflag |= OPOST;
318 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
319 tty.c_cflag &= ~(CSIZE|PARENB);
320 tty.c_cflag |= CS8;
321 tty.c_cc[VMIN] = 1;
322 tty.c_cc[VTIME] = 0;
115329f1 323
85f07f22 324 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
325 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
326#endif
85f07f22 327
9680a722 328 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722
RP
329 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
330 /*
331 register a function to be called at normal program termination
332 */
85f07f22 333 atexit(term_exit);
9ddd71fc
FR
334#ifdef CONFIG_BEOS_NETSERVER
335 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
336#endif
85f07f22
FB
337}
338
339/* read a key without blocking */
340static int read_key(void)
341{
4b54c6d0 342#if defined(HAVE_TERMIOS_H)
9ddd71fc 343 int n = 1;
85f07f22 344 unsigned char ch;
9ddd71fc
FR
345#ifndef CONFIG_BEOS_NETSERVER
346 struct timeval tv;
85f07f22
FB
347 fd_set rfds;
348
349 FD_ZERO(&rfds);
350 FD_SET(0, &rfds);
351 tv.tv_sec = 0;
352 tv.tv_usec = 0;
353 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 354#endif
85f07f22 355 if (n > 0) {
cb09b2ed
PG
356 n = read(0, &ch, 1);
357 if (n == 1)
85f07f22 358 return ch;
cb09b2ed
PG
359
360 return n;
85f07f22 361 }
4b54c6d0
RP
362#elif defined(HAVE_CONIO_H)
363 if(kbhit())
364 return(getch());
d86b83f8 365#endif
85f07f22
FB
366 return -1;
367}
368
b51469a0
LS
369static int decode_interrupt_cb(void)
370{
371 return q_pressed || (q_pressed = read_key() == 'q');
372}
373
e5295c0d
RP
374static int av_exit()
375{
376 int i;
377
378 /* close files */
379 for(i=0;i<nb_output_files;i++) {
380 /* maybe av_close_output_file ??? */
381 AVFormatContext *s = output_files[i];
382 int j;
383 if (!(s->oformat->flags & AVFMT_NOFILE))
384 url_fclose(s->pb);
385 for(j=0;j<s->nb_streams;j++) {
386 av_free(s->streams[j]->codec);
387 av_free(s->streams[j]);
388 }
389 av_free(s);
390 }
391 for(i=0;i<nb_input_files;i++)
392 av_close_input_file(input_files[i]);
393
394 av_free_static();
395
396 av_free(intra_matrix);
397 av_free(inter_matrix);
398
399 if (vstats_file)
400 fclose(vstats_file);
401 av_free(vstats_filename);
402
403 av_free(opt_names);
404
405 av_free(video_codec_name);
406 av_free(audio_codec_name);
407 av_free(subtitle_codec_name);
408
409 av_free(video_standard);
410
411#ifdef CONFIG_POWERPC_PERF
412 extern void powerpc_display_perf_report(void);
413 powerpc_display_perf_report();
414#endif /* CONFIG_POWERPC_PERF */
415
416 if (received_sigterm) {
417 fprintf(stderr,
418 "Received signal %d: terminating.\n",
419 (int) received_sigterm);
420 exit (255);
421 }
422
423 exit(0); /* not all OS-es handle main() return value */
424 return 0;
425}
426
b29f97d1 427static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 428{
79fdaa4c 429 int i, err;
85f07f22
FB
430 AVFormatContext *ic;
431
79fdaa4c
FB
432 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
433 if (err < 0)
434 return err;
85f07f22
FB
435 /* copy stream format */
436 s->nb_streams = ic->nb_streams;
437 for(i=0;i<ic->nb_streams;i++) {
438 AVStream *st;
1e491e29 439
f37f8d4c 440 // FIXME: a more elegant solution is needed
e1031171 441 st = av_mallocz(sizeof(AVStream));
85f07f22 442 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c
AB
443 st->codec = avcodec_alloc_context();
444 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22
FB
445 s->streams[i] = st;
446 }
447
448 av_close_input_file(ic);
449 return 0;
450}
451
b4a3389e
WG
452static double
453get_sync_ipts(const AVOutputStream *ost)
454{
455 const AVInputStream *ist = ost->sync_ist;
fec401f7 456 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
457}
458
748c2fca 459static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
460 int ret;
461
748c2fca
MN
462 while(bsfc){
463 AVPacket new_pkt= *pkt;
464 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
465 &new_pkt.data, &new_pkt.size,
466 pkt->data, pkt->size,
467 pkt->flags & PKT_FLAG_KEY);
7055cdac 468 if(a>0){
748c2fca
MN
469 av_free_packet(pkt);
470 new_pkt.destruct= av_destruct_packet;
7055cdac 471 } else if(a<0){
1f8e32cd
DB
472 fprintf(stderr, "%s failed for stream %d, codec %s",
473 bsfc->filter->name, pkt->stream_index,
474 avctx->codec ? avctx->codec->name : "copy");
7055cdac 475 print_error("", a);
748c2fca
MN
476 }
477 *pkt= new_pkt;
478
479 bsfc= bsfc->next;
480 }
481
0ac07031
MN
482 ret= av_interleaved_write_frame(s, pkt);
483 if(ret < 0){
484 print_error("av_interleaved_write_frame()", ret);
485 exit(1);
486 }
748c2fca
MN
487}
488
817b23ff 489#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 490
115329f1
DB
491static void do_audio_out(AVFormatContext *s,
492 AVOutputStream *ost,
85f07f22
FB
493 AVInputStream *ist,
494 unsigned char *buf, int size)
495{
0c1a9eda 496 uint8_t *buftmp;
d66c7abc
SC
497 static uint8_t *audio_buf = NULL;
498 static uint8_t *audio_out = NULL;
558eae03 499 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 500
85f07f22 501 int size_out, frame_bytes, ret;
01f4895c 502 AVCodecContext *enc= ost->st->codec;
2886f311 503 AVCodecContext *dec= ist->st->codec;
85f07f22 504
d66c7abc
SC
505 /* SC: dynamic allocation of buffers */
506 if (!audio_buf)
507 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
508 if (!audio_out)
558eae03 509 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
510 if (!audio_buf || !audio_out)
511 return; /* Should signal an error ! */
512
2886f311
513 if (enc->channels != dec->channels)
514 ost->audio_resample = 1;
515
516 if (ost->audio_resample && !ost->resample) {
517 ost->resample = audio_resample_init(enc->channels, dec->channels,
518 enc->sample_rate, dec->sample_rate);
519 if (!ost->resample) {
520 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
521 dec->channels, dec->sample_rate,
522 enc->channels, enc->sample_rate);
523 exit(1);
524 }
525 }
526
986ebcdb 527 if(audio_sync_method){
115329f1 528 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
f5a478f6 529 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN
530 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
531 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 532
986ebcdb
MN
533 //FIXME resample delay
534 if(fabs(delta) > 50){
d4d226a8 535 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 536 if(byte_delta < 0){
f41dd5aa 537 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
538 size += byte_delta;
539 buf -= byte_delta;
540 if(verbose > 2)
541 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
542 if(!size)
543 return;
544 ist->is_start=0;
545 }else{
546 static uint8_t *input_tmp= NULL;
547 input_tmp= av_realloc(input_tmp, byte_delta + size);
548
549 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
550 ist->is_start=0;
551 else
552 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
553
554 memset(input_tmp, 0, byte_delta);
555 memcpy(input_tmp + byte_delta, buf, size);
556 buf= input_tmp;
557 size += byte_delta;
558 if(verbose > 2)
559 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
560 }
561 }else if(audio_sync_method>1){
f66e4f5f 562 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN
563 assert(ost->audio_resample);
564 if(verbose > 2)
565 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
949b1a13 566// 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
567 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
568 }
115329f1 569 }
986ebcdb 570 }else
b4a3389e 571 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
f5a478f6 572 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
573
574 if (ost->audio_resample) {
575 buftmp = audio_buf;
115329f1 576 size_out = audio_resample(ost->resample,
85f07f22 577 (short *)buftmp, (short *)buf,
01f4895c 578 size / (ist->st->codec->channels * 2));
85f07f22
FB
579 size_out = size_out * enc->channels * 2;
580 } else {
581 buftmp = buf;
582 size_out = size;
583 }
584
585 /* now encode as many frames as possible */
a0663ba4 586 if (enc->frame_size > 1) {
85f07f22 587 /* output resampled raw samples */
a6ebca9e 588 av_fifo_realloc(&ost->fifo, av_fifo_size(&ost->fifo) + size_out + 1);
f5a478f6 589 av_fifo_write(&ost->fifo, buftmp, size_out);
85f07f22
FB
590
591 frame_bytes = enc->frame_size * 2 * enc->channels;
115329f1 592
f5a478f6 593 while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
e928649b
MN
594 AVPacket pkt;
595 av_init_packet(&pkt);
596
5bc440e7
MN
597 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
598
115329f1 599 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 600 (short *)audio_buf);
1008ceb3 601 audio_size += ret;
e928649b
MN
602 pkt.stream_index= ost->index;
603 pkt.data= audio_out;
604 pkt.size= ret;
e7902f20 605 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 606 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 607 pkt.flags |= PKT_FLAG_KEY;
748c2fca 608 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 609
986ebcdb 610 ost->sync_opts += enc->frame_size;
85f07f22
FB
611 }
612 } else {
e928649b
MN
613 AVPacket pkt;
614 av_init_packet(&pkt);
986ebcdb 615
c43042a7 616 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 617
a0663ba4
FB
618 /* output a pcm frame */
619 /* XXX: change encoding codec API to avoid this ? */
620 switch(enc->codec->id) {
b461b3bc
RD
621 case CODEC_ID_PCM_S32LE:
622 case CODEC_ID_PCM_S32BE:
623 case CODEC_ID_PCM_U32LE:
624 case CODEC_ID_PCM_U32BE:
625 size_out = size_out << 1;
626 break;
627 case CODEC_ID_PCM_S24LE:
628 case CODEC_ID_PCM_S24BE:
629 case CODEC_ID_PCM_U24LE:
630 case CODEC_ID_PCM_U24BE:
631 case CODEC_ID_PCM_S24DAUD:
632 size_out = size_out / 2 * 3;
633 break;
a0663ba4
FB
634 case CODEC_ID_PCM_S16LE:
635 case CODEC_ID_PCM_S16BE:
636 case CODEC_ID_PCM_U16LE:
637 case CODEC_ID_PCM_U16BE:
638 break;
639 default:
640 size_out = size_out >> 1;
641 break;
642 }
5bc440e7 643 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 644 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 645 (short *)buftmp);
1008ceb3 646 audio_size += ret;
e928649b
MN
647 pkt.stream_index= ost->index;
648 pkt.data= audio_out;
649 pkt.size= ret;
e7902f20 650 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 651 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 652 pkt.flags |= PKT_FLAG_KEY;
748c2fca 653 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB
654 }
655}
656
10d104e4
PG
657static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
658{
659 AVCodecContext *dec;
660 AVPicture *picture2;
661 AVPicture picture_tmp;
0c1a9eda 662 uint8_t *buf = 0;
10d104e4 663
01f4895c 664 dec = ist->st->codec;
10d104e4
PG
665
666 /* deinterlace : must be done before any resize */
bee0d9e5 667 if (do_deinterlace || using_vhook) {
10d104e4
PG
668 int size;
669
670 /* create temporary picture */
671 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
672 buf = av_malloc(size);
673 if (!buf)
674 return;
115329f1 675
10d104e4
PG
676 picture2 = &picture_tmp;
677 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
678
dafc3856 679 if (do_deinterlace){
115329f1 680 if(avpicture_deinterlace(picture2, picture,
dafc3856
MN
681 dec->pix_fmt, dec->width, dec->height) < 0) {
682 /* if error, do not deinterlace */
683 av_free(buf);
684 buf = NULL;
685 picture2 = picture;
686 }
687 } else {
636d6a4a 688 av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
bee0d9e5 689 }
10d104e4
PG
690 } else {
691 picture2 = picture;
692 }
693
d0f596b4 694 if (ENABLE_VHOOK)
390d5a7c
DB
695 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
696 1000000 * ist->pts / AV_TIME_BASE);
10d104e4
PG
697
698 if (picture != picture2)
699 *picture = *picture2;
700 *bufp = buf;
701}
702
ec5517d5
FB
703/* we begin to correct av delay at this threshold */
704#define AV_DELAY_MAX 0.100
85f07f22 705
115329f1
DB
706static void do_subtitle_out(AVFormatContext *s,
707 AVOutputStream *ost,
cf7fc795
FB
708 AVInputStream *ist,
709 AVSubtitle *sub,
710 int64_t pts)
711{
712 static uint8_t *subtitle_out = NULL;
713 int subtitle_out_max_size = 65536;
714 int subtitle_out_size, nb, i;
715 AVCodecContext *enc;
716 AVPacket pkt;
717
718 if (pts == AV_NOPTS_VALUE) {
719 fprintf(stderr, "Subtitle packets must have a pts\n");
720 return;
721 }
722
01f4895c 723 enc = ost->st->codec;
cf7fc795
FB
724
725 if (!subtitle_out) {
726 subtitle_out = av_malloc(subtitle_out_max_size);
727 }
728
729 /* Note: DVB subtitle need one packet to draw them and one other
730 packet to clear them */
731 /* XXX: signal it in the codec context ? */
732 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
733 nb = 2;
734 else
735 nb = 1;
736
737 for(i = 0; i < nb; i++) {
115329f1 738 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 739 subtitle_out_max_size, sub);
115329f1 740
cf7fc795
FB
741 av_init_packet(&pkt);
742 pkt.stream_index = ost->index;
743 pkt.data = subtitle_out;
744 pkt.size = subtitle_out_size;
fec401f7 745 pkt.pts = av_rescale_q(pts, ist->st->time_base, ost->st->time_base);
cf7fc795
FB
746 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
747 /* XXX: the pts correction is handled here. Maybe handling
748 it in the codec would be better */
749 if (i == 0)
750 pkt.pts += 90 * sub->start_display_time;
751 else
752 pkt.pts += 90 * sub->end_display_time;
753 }
748c2fca 754 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB
755 }
756}
757
8a6cb114 758static int bit_buffer_size= 1024*256;
27537106 759static uint8_t *bit_buffer= NULL;
1ff93ffc 760
115329f1
DB
761static void do_video_out(AVFormatContext *s,
762 AVOutputStream *ost,
85f07f22 763 AVInputStream *ist,
7a0f9d7e 764 AVFrame *in_picture,
986ebcdb 765 int *frame_size)
85f07f22 766{
ec5517d5 767 int nb_frames, i, ret;
07d0cdfc 768 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 769 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 770 AVCodecContext *enc, *dec;
115329f1 771
a4d36c11 772 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 773 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 774
01f4895c
MN
775 enc = ost->st->codec;
776 dec = ist->st->codec;
85f07f22 777
ec5517d5
FB
778 /* by default, we output a single frame */
779 nb_frames = 1;
780
204c0f48
PG
781 *frame_size = 0;
782
986ebcdb 783 if(video_sync_method){
10d104e4 784 double vdelta;
b4a3389e 785 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN
786 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
787 if (vdelta < -1.1)
788 nb_frames = 0;
880add37
MN
789 else if (video_sync_method == 2)
790 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
e928649b 791 else if (vdelta > 1.1)
70122f29 792 nb_frames = lrintf(vdelta);
949b1a13 793//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
794 if (nb_frames == 0){
795 ++nb_frames_drop;
796 if (verbose>2)
797 fprintf(stderr, "*** drop!\n");
8300609b
MN
798 }else if (nb_frames > 1) {
799 nb_frames_dup += nb_frames;
50c3dd32 800 if (verbose>2)
8300609b 801 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
802 }
803 }else
b4a3389e 804 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 805
7ca60994 806 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 807 if (nb_frames <= 0)
85f07f22 808 return;
ce7c56c2 809
07d0cdfc 810 if (ost->video_crop) {
636d6a4a 811 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
07d0cdfc 812 av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
4e780252 813 return;
07d0cdfc
LA
814 }
815 formatted_picture = &picture_crop_temp;
18a54b04
LA
816 } else {
817 formatted_picture = in_picture;
07d0cdfc
LA
818 }
819
820 final_picture = formatted_picture;
821 padding_src = formatted_picture;
822 resampling_dst = &ost->pict_tmp;
823 if (ost->video_pad) {
824 final_picture = &ost->pict_tmp;
825 if (ost->video_resample) {
636d6a4a 826 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
07d0cdfc 827 av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
4e780252 828 return;
07d0cdfc
LA
829 }
830 resampling_dst = &picture_pad_temp;
831 }
832 }
833
85f07f22 834 if (ost->video_resample) {
07d0cdfc 835 padding_src = NULL;
34b10a57 836 final_picture = &ost->pict_tmp;
18a54b04
LA
837 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
838 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 839 }
07d0cdfc
LA
840
841 if (ost->video_pad) {
636d6a4a 842 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA
843 enc->height, enc->width, enc->pix_fmt,
844 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 845 }
07d0cdfc 846
85f07f22 847 /* duplicates frame if needed */
ec5517d5 848 for(i=0;i<nb_frames;i++) {
e928649b
MN
849 AVPacket pkt;
850 av_init_packet(&pkt);
851 pkt.stream_index= ost->index;
852
e8750b00
FR
853 if (s->oformat->flags & AVFMT_RAWPICTURE) {
854 /* raw pictures are written as AVPicture structure to
855 avoid any copies. We support temorarily the older
856 method. */
2744ca9a 857 AVFrame* old_frame = enc->coded_frame;
bb270c08 858 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
859 pkt.data= (uint8_t *)final_picture;
860 pkt.size= sizeof(AVPicture);
b4dba580
MN
861 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
862 pkt.flags |= PKT_FLAG_KEY;
e928649b 863
748c2fca 864 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 865 enc->coded_frame = old_frame;
e8750b00 866 } else {
492cd3a9 867 AVFrame big_picture;
a4d36c11
MN
868
869 big_picture= *final_picture;
7a0f9d7e
FB
870 /* better than nothing: use input picture interlaced
871 settings */
872 big_picture.interlaced_frame = in_picture->interlaced_frame;
23b254fb 873 if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
874 if(top_field_first == -1)
875 big_picture.top_field_first = in_picture->top_field_first;
876 else
2a8edc5d 877 big_picture.top_field_first = top_field_first;
bb198e19 878 }
7a0f9d7e 879
85f07f22
FB
880 /* handles sameq here. This is not correct because it may
881 not be a global option */
882 if (same_quality) {
1e491e29
MN
883 big_picture.quality = ist->st->quality;
884 }else
885 big_picture.quality = ost->st->quality;
f4f3223f
MN
886 if(!me_threshold)
887 big_picture.pict_type = 0;
50c3dd32 888// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
889 big_picture.pts= ost->sync_opts;
890// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 891//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 892 ret = avcodec_encode_video(enc,
8a6cb114 893 bit_buffer, bit_buffer_size,
1e491e29 894 &big_picture);
4156a436
PI
895 if (ret == -1) {
896 fprintf(stderr, "Video encoding failed\n");
897 exit(1);
898 }
44429457 899 //enc->frame_number = enc->real_pict_num;
4bbc6260 900 if(ret>0){
27537106 901 pkt.data= bit_buffer;
e928649b 902 pkt.size= ret;
e7902f20 903 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 904 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 905/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
906 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
907 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 908
e928649b
MN
909 if(enc->coded_frame && enc->coded_frame->key_frame)
910 pkt.flags |= PKT_FLAG_KEY;
748c2fca 911 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b
MN
912 *frame_size = ret;
913 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
914 // enc->frame_number-1, enc->real_pict_num, ret,
915 // enc->pict_type);
916 /* if two pass, output log */
917 if (ost->logfile && enc->stats_out) {
918 fprintf(ost->logfile, "%s", enc->stats_out);
919 }
5abdb4b1 920 }
85f07f22 921 }
50c3dd32 922 ost->sync_opts++;
ec5517d5 923 ost->frame_number++;
85f07f22
FB
924 }
925}
926
140cb663 927static double psnr(double d){
b29f97d1 928 return -10.0*log(d)/log(10.0);
140cb663
MN
929}
930
115329f1 931static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 932 int frame_size)
ce7c56c2 933{
ce7c56c2
J
934 AVCodecContext *enc;
935 int frame_number;
ce7c56c2 936 double ti1, bitrate, avg_bitrate;
115329f1 937
b60d1379 938 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
939 if (!vstats_file) {
940 vstats_file = fopen(vstats_filename, "w");
941 if (!vstats_file) {
4bd0c2b1
BF
942 perror("fopen");
943 exit(1);
944 }
945 }
946
01f4895c 947 enc = ost->st->codec;
ce7c56c2 948 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 949 frame_number = ost->frame_number;
032aa7df 950 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 951 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 952 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 953
032aa7df 954 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 955 /* compute pts value */
c0df9d75 956 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
957 if (ti1 < 0.01)
958 ti1 = 0.01;
115329f1 959
c0df9d75 960 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 961 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 962 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 963 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 964 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 965 }
ec5517d5
FB
966}
967
b29f97d1 968static void print_report(AVFormatContext **output_files,
bb270c08
DB
969 AVOutputStream **ost_table, int nb_ostreams,
970 int is_last_report)
ec5517d5
FB
971{
972 char buf[1024];
973 AVOutputStream *ost;
974 AVFormatContext *oc, *os;
0c1a9eda 975 int64_t total_size;
ec5517d5
FB
976 AVCodecContext *enc;
977 int frame_number, vid, i;
978 double bitrate, ti1, pts;
0c1a9eda 979 static int64_t last_time = -1;
0888fd22 980 static int qp_histogram[52];
115329f1 981
ec5517d5 982 if (!is_last_report) {
0c1a9eda 983 int64_t cur_time;
ec5517d5
FB
984 /* display the report every 0.5 seconds */
985 cur_time = av_gettime();
986 if (last_time == -1) {
987 last_time = cur_time;
988 return;
115329f1 989 }
ec5517d5
FB
990 if ((cur_time - last_time) < 500000)
991 return;
992 last_time = cur_time;
993 }
994
ce7c56c2 995
ec5517d5
FB
996 oc = output_files[0];
997
899681cd 998 total_size = url_fsize(oc->pb);
859d95ba 999 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1000 total_size= url_ftell(oc->pb);
115329f1 1001
ec5517d5
FB
1002 buf[0] = '\0';
1003 ti1 = 1e10;
1004 vid = 0;
1005 for(i=0;i<nb_ostreams;i++) {
1006 ost = ost_table[i];
1007 os = output_files[ost->file_index];
01f4895c 1008 enc = ost->st->codec;
10d104e4 1009 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1010 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
99fb79b5
BC
1011 enc->coded_frame && !ost->st->stream_copy ?
1012 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1013 }
ec5517d5 1014 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW
1015 float t = (av_gettime()-timer_start) / 1000000.0;
1016
ec5517d5 1017 frame_number = ost->frame_number;
7fc98937
LW
1018 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1019 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
99fb79b5
BC
1020 enc->coded_frame && !ost->st->stream_copy ?
1021 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1022 if(is_last_report)
0ecca7a4 1023 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
0888fd22
MN
1024 if(qp_hist && enc->coded_frame){
1025 int j;
1026 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
1027 if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
1028 qp_histogram[qp]++;
1029 for(j=0; j<32; j++)
1030 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1031 }
890972be
MN
1032 if (enc->flags&CODEC_FLAG_PSNR){
1033 int j;
1034 double error, error_sum=0;
1035 double scale, scale_sum=0;
1036 char type[3]= {'Y','U','V'};
0ecca7a4 1037 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1038 for(j=0; j<3; j++){
1039 if(is_last_report){
1040 error= enc->error[j];
1041 scale= enc->width*enc->height*255.0*255.0*frame_number;
1042 }else{
1043 error= enc->coded_frame->error[j];
1044 scale= enc->width*enc->height*255.0*255.0;
1045 }
1046 if(j) scale/=4;
1047 error_sum += error;
1048 scale_sum += scale;
0ecca7a4 1049 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1050 }
0ecca7a4 1051 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1052 }
ec5517d5
FB
1053 vid = 1;
1054 }
1055 /* compute min output value */
43924f01 1056 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1057 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1058 ti1 = pts;
1059 }
1060 if (ti1 < 0.01)
1061 ti1 = 0.01;
115329f1 1062
f068206e
BE
1063 if (verbose || is_last_report) {
1064 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1065
1066 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
1067 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1068 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1069
bb270c08
DB
1070 if (verbose > 1)
1071 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1072 nb_frames_dup, nb_frames_drop);
115329f1 1073
d8019eb5
AD
1074 if (verbose >= 0)
1075 fprintf(stderr, "%s \r", buf);
1076
ec5517d5
FB
1077 fflush(stderr);
1078 }
115329f1 1079
1008ceb3
MN
1080 if (is_last_report && verbose >= 0){
1081 int64_t raw= audio_size + video_size + extra_size;
f068206e 1082 fprintf(stderr, "\n");
1008ceb3
MN
1083 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1084 video_size/1024.0,
1085 audio_size/1024.0,
1086 extra_size/1024.0,
1087 100.0*(total_size - raw)/raw
1088 );
1089 }
ce7c56c2
J
1090}
1091
a700a6ae
FB
1092/* pkt = NULL means EOF (needed to flush decoder buffers) */
1093static int output_packet(AVInputStream *ist, int ist_index,
1094 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1095 const AVPacket *pkt)
a700a6ae
FB
1096{
1097 AVFormatContext *os;
1098 AVOutputStream *ost;
1099 uint8_t *ptr;
1100 int len, ret, i;
1101 uint8_t *data_buf;
1102 int data_size, got_picture;
1103 AVFrame picture;
a700a6ae 1104 void *buffer_to_free;
f038fe8b 1105 static unsigned int samples_size= 0;
78953e62 1106 static short *samples= NULL;
cf7fc795
FB
1107 AVSubtitle subtitle, *subtitle_to_free;
1108 int got_subtitle;
115329f1 1109
ed923859
MN
1110 if(ist->next_pts == AV_NOPTS_VALUE)
1111 ist->next_pts= ist->pts;
1112
a700a6ae
FB
1113 if (pkt == NULL) {
1114 /* EOF handling */
1115 ptr = NULL;
1116 len = 0;
1117 goto handle_eof;
1118 }
1119
b1b818fc
MN
1120 if(pkt->dts != AV_NOPTS_VALUE)
1121 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1122
a700a6ae
FB
1123 len = pkt->size;
1124 ptr = pkt->data;
1125 while (len > 0) {
1126 handle_eof:
b1b818fc 1127 ist->pts= ist->next_pts;
19d5da50 1128
40cb57a2
MN
1129 if(len && len != pkt->size && verbose>0)
1130 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
1131
a700a6ae
FB
1132 /* decode the packet if needed */
1133 data_buf = NULL; /* fail safe */
1134 data_size = 0;
cf7fc795 1135 subtitle_to_free = NULL;
a700a6ae 1136 if (ist->decoding_needed) {
01f4895c 1137 switch(ist->st->codec->codec_type) {
df84ac2e 1138 case CODEC_TYPE_AUDIO:{
115329f1 1139 if(pkt)
5508d26b 1140 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
5d55e966 1141 data_size= samples_size;
a700a6ae
FB
1142 /* XXX: could avoid copy if PCM 16 bits with same
1143 endianness as CPU */
5d55e966 1144 ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
a700a6ae
FB
1145 ptr, len);
1146 if (ret < 0)
1147 goto fail_decode;
1148 ptr += ret;
1149 len -= ret;
1150 /* Some bug in mpeg audio decoder gives */
1151 /* data_size < 0, it seems they are overflows */
1152 if (data_size <= 0) {
1153 /* no audio frame */
1154 continue;
1155 }
1156 data_buf = (uint8_t *)samples;
115329f1 1157 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1158 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1159 break;}
a700a6ae 1160 case CODEC_TYPE_VIDEO:
01f4895c 1161 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1162 /* XXX: allocate picture correctly */
9740beff
MN
1163 avcodec_get_frame_defaults(&picture);
1164
115329f1 1165 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB
1166 &picture, &got_picture, ptr, len);
1167 ist->st->quality= picture.quality;
115329f1 1168 if (ret < 0)
a700a6ae
FB
1169 goto fail_decode;
1170 if (!got_picture) {
1171 /* no picture yet */
1172 goto discard_packet;
1173 }
01f4895c 1174 if (ist->st->codec->time_base.num != 0) {
115329f1 1175 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1176 ist->st->codec->time_base.num) /
1177 ist->st->codec->time_base.den;
a700a6ae
FB
1178 }
1179 len = 0;
1180 break;
cf7fc795 1181 case CODEC_TYPE_SUBTITLE:
115329f1 1182 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB
1183 &subtitle, &got_subtitle, ptr, len);
1184 if (ret < 0)
a700a6ae 1185 goto fail_decode;
cf7fc795
FB
1186 if (!got_subtitle) {
1187 goto discard_packet;
a700a6ae 1188 }
cf7fc795
FB
1189 subtitle_to_free = &subtitle;
1190 len = 0;
1191 break;
1192 default:
1193 goto fail_decode;
1194 }
1195 } else {
bde0705c
LW
1196 switch(ist->st->codec->codec_type) {
1197 case CODEC_TYPE_AUDIO:
1198 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1199 ist->st->codec->sample_rate;
bde0705c
LW
1200 break;
1201 case CODEC_TYPE_VIDEO:
1202 if (ist->st->codec->time_base.num != 0) {
1203 ist->next_pts += ((int64_t)AV_TIME_BASE *
1204 ist->st->codec->time_base.num) /
1205 ist->st->codec->time_base.den;
2fef0bdf 1206 }
bde0705c 1207 break;
a700a6ae 1208 }
bde0705c
LW
1209 data_buf = ptr;
1210 data_size = len;
1211 ret = len;
1212 len = 0;
1213 }
a700a6ae 1214
bde0705c
LW
1215 buffer_to_free = NULL;
1216 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1217 pre_process_video_frame(ist, (AVPicture *)&picture,
1218 &buffer_to_free);
1219 }
a700a6ae 1220
bde0705c
LW
1221 // preprocess audio (volume)
1222 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1223 if (audio_volume != 256) {
1224 short *volp;
1225 volp = samples;
1226 for(i=0;i<(data_size / sizeof(short));i++) {
1227 int v = ((*volp) * audio_volume + 128) >> 8;
1228 if (v < -32768) v = -32768;
1229 if (v > 32767) v = 32767;
1230 *volp++ = v;
7e987c33
C
1231 }
1232 }
bde0705c 1233 }
7e987c33 1234
bde0705c
LW
1235 /* frame rate emulation */
1236 if (ist->st->codec->rate_emu) {
1237 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1238 int64_t now = av_gettime() - ist->start;
1239 if (pts > now)
1240 usleep(pts - now);
a700a6ae 1241
bde0705c
LW
1242 ist->frame++;
1243 }
a700a6ae
FB
1244
1245#if 0
bde0705c
LW
1246 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1247 is the one of the next displayed one */
1248 /* XXX: add mpeg4 too ? */
1249 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1250 if (ist->st->codec->pict_type != B_TYPE) {
1251 int64_t tmp;
1252 tmp = ist->last_ip_pts;
1253 ist->last_ip_pts = ist->frac_pts.val;
1254 ist->frac_pts.val = tmp;
a700a6ae 1255 }
bde0705c 1256 }
a700a6ae 1257#endif
bde0705c
LW
1258 /* if output time reached then transcode raw format,
1259 encode packets and output them */
1260 if (start_time == 0 || ist->pts >= start_time)
1261 for(i=0;i<nb_ostreams;i++) {
1262 int frame_size;
a700a6ae 1263
bde0705c
LW
1264 ost = ost_table[i];
1265 if (ost->source_index == ist_index) {
1266 os = output_files[ost->file_index];
a700a6ae
FB
1267
1268#if 0
bde0705c
LW
1269 printf("%d: got pts=%0.3f %0.3f\n", i,
1270 (double)pkt->pts / AV_TIME_BASE,
1271 ((double)ist->pts / AV_TIME_BASE) -
1272 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae 1273#endif
bde0705c
LW
1274 /* set the input output pts pairs */
1275 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1276
1277 if (ost->encoding_needed) {
1278 switch(ost->st->codec->codec_type) {
1279 case CODEC_TYPE_AUDIO:
1280 do_audio_out(os, ost, ist, data_buf, data_size);
1281 break;
1282 case CODEC_TYPE_VIDEO:
1283 do_video_out(os, ost, ist, &picture, &frame_size);
1284 video_size += frame_size;
b60d1379 1285 if (vstats_filename && frame_size)
bde0705c
LW
1286 do_video_stats(os, ost, frame_size);
1287 break;
1288 case CODEC_TYPE_SUBTITLE:
1289 do_subtitle_out(os, ost, ist, &subtitle,
1290 pkt->pts);
1291 break;
1292 default:
0f4e8165 1293 abort();
bde0705c
LW
1294 }
1295 } else {
1296 AVFrame avframe; //FIXME/XXX remove this
1297 AVPacket opkt;
1298 av_init_packet(&opkt);
1299
7cacf1e8
MN
1300 if (!ost->frame_number && !(pkt->flags & PKT_FLAG_KEY))
1301 continue;
1302
bde0705c
LW
1303 /* no reencoding needed : output the packet directly */
1304 /* force the input stream PTS */
1305
1306 avcodec_get_frame_defaults(&avframe);
1307 ost->st->codec->coded_frame= &avframe;
1308 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1309
1310 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1311 audio_size += data_size;
1312 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1313 video_size += data_size;
1314 ost->sync_opts++;
1315 }
1316
1317 opkt.stream_index= ost->index;
1318 if(pkt->pts != AV_NOPTS_VALUE)
fec401f7 1319 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1320 else
1321 opkt.pts= AV_NOPTS_VALUE;
1322
bde0705c 1323 if (pkt->dts == AV_NOPTS_VALUE)
c0dd7b7c 1324 opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
6c55b27f 1325 else
c0dd7b7c
MN
1326 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1327
a03d59b7 1328 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1329 opkt.flags= pkt->flags;
1330
1331 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1332 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1333 opkt.destruct= av_destruct_packet;
1334
8b389f15 1335 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW
1336 ost->st->codec->frame_number++;
1337 ost->frame_number++;
1338 av_free_packet(&opkt);
a700a6ae
FB
1339 }
1340 }
bde0705c
LW
1341 }
1342 av_free(buffer_to_free);
1343 /* XXX: allocate the subtitles in the codec ? */
1344 if (subtitle_to_free) {
1345 if (subtitle_to_free->rects != NULL) {
1346 for (i = 0; i < subtitle_to_free->num_rects; i++) {
1347 av_free(subtitle_to_free->rects[i].bitmap);
1348 av_free(subtitle_to_free->rects[i].rgba_palette);
c6ec28b1 1349 }
bde0705c 1350 av_freep(&subtitle_to_free->rects);
cf7fc795 1351 }
bde0705c
LW
1352 subtitle_to_free->num_rects = 0;
1353 subtitle_to_free = NULL;
a700a6ae 1354 }
bde0705c 1355 }
a700a6ae 1356 discard_packet:
6f824977
MN
1357 if (pkt == NULL) {
1358 /* EOF handling */
115329f1 1359
6f824977
MN
1360 for(i=0;i<nb_ostreams;i++) {
1361 ost = ost_table[i];
1362 if (ost->source_index == ist_index) {
01f4895c 1363 AVCodecContext *enc= ost->st->codec;
6f824977 1364 os = output_files[ost->file_index];
115329f1 1365
01f4895c 1366 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1367 continue;
01f4895c 1368 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1369 continue;
1370
1371 if (ost->encoding_needed) {
1372 for(;;) {
1373 AVPacket pkt;
cef7cc72 1374 int fifo_bytes;
6f824977
MN
1375 av_init_packet(&pkt);
1376 pkt.stream_index= ost->index;
115329f1 1377
01f4895c 1378 switch(ost->st->codec->codec_type) {
115329f1 1379 case CODEC_TYPE_AUDIO:
f5a478f6 1380 fifo_bytes = av_fifo_size(&ost->fifo);
cef7cc72
JR
1381 ret = 0;
1382 /* encode any samples remaining in fifo */
1383 if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1384 int fs_tmp = enc->frame_size;
1385 enc->frame_size = fifo_bytes / (2 * enc->channels);
f5a478f6 1386 if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
cef7cc72
JR
1387 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1388 }
1389 enc->frame_size = fs_tmp;
9e0db7d5
MN
1390 }
1391 if(ret <= 0) {
cef7cc72
JR
1392 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1393 }
6f824977
MN
1394 audio_size += ret;
1395 pkt.flags |= PKT_FLAG_KEY;
1396 break;
1397 case CODEC_TYPE_VIDEO:
8a6cb114 1398 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1399 video_size += ret;
1400 if(enc->coded_frame && enc->coded_frame->key_frame)
1401 pkt.flags |= PKT_FLAG_KEY;
1402 if (ost->logfile && enc->stats_out) {
1403 fprintf(ost->logfile, "%s", enc->stats_out);
1404 }
1405 break;
1406 default:
1407 ret=-1;
1408 }
115329f1 1409
6f824977
MN
1410 if(ret<=0)
1411 break;
27537106 1412 pkt.data= bit_buffer;
6f824977 1413 pkt.size= ret;
e7902f20 1414 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1415 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1416 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1417 }
1418 }
1419 }
1420 }
1421 }
115329f1 1422
a700a6ae
FB
1423 return 0;
1424 fail_decode:
1425 return -1;
1426}
1427
6d1ba1ac
LA
1428static void print_sdp(AVFormatContext **avc, int n)
1429{
1430 char sdp[2048];
1431
1432 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1433 printf("SDP:\n%s\n", sdp);
1434}
a700a6ae 1435
50e143c4
NS
1436static int stream_index_from_inputs(AVFormatContext **input_files,
1437 int nb_input_files,
1438 AVInputFile *file_table,
1439 AVInputStream **ist_table,
1440 enum CodecType type,
1441 int programid)
1442{
c1a4cdf9 1443 int p, q, z;
50e143c4
NS
1444 for(z=0; z<nb_input_files; z++) {
1445 AVFormatContext *ic = input_files[z];
1446 for(p=0; p<ic->nb_programs; p++) {
1447 AVProgram *program = ic->programs[p];
1448 if(program->id != programid)
1449 continue;
1450 for(q=0; q<program->nb_stream_indexes; q++) {
1451 int sidx = program->stream_index[q];
1452 int ris = file_table[z].ist_index + sidx;
1453 if(ist_table[ris]->discard && ic->streams[sidx]->codec->codec_type == type)
1454 return ris;
1455 }
1456 }
1457 }
1458
1459 return -1;
1460}
1461
85f07f22
FB
1462/*
1463 * The following code is the main loop of the file converter
1464 */
1465static int av_encode(AVFormatContext **output_files,
1466 int nb_output_files,
1467 AVFormatContext **input_files,
1468 int nb_input_files,
1469 AVStreamMap *stream_maps, int nb_stream_maps)
1470{
445f1b83 1471 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1472 AVFormatContext *is, *os;
1473 AVCodecContext *codec, *icodec;
1474 AVOutputStream *ost, **ost_table = NULL;
1475 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1476 AVInputFile *file_table;
cb09b2ed 1477 int key;
6d1ba1ac 1478 int want_sdp = 1;
bdc4796f 1479
90901860 1480 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1481 if (!file_table)
1482 goto fail;
115329f1 1483
85f07f22
FB
1484 /* input stream init */
1485 j = 0;
1486 for(i=0;i<nb_input_files;i++) {
1487 is = input_files[i];
1488 file_table[i].ist_index = j;
79fdaa4c 1489 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1490 j += is->nb_streams;
1491 }
1492 nb_istreams = j;
1493
1494 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1495 if (!ist_table)
bdc4796f 1496 goto fail;
115329f1 1497
85f07f22
FB
1498 for(i=0;i<nb_istreams;i++) {
1499 ist = av_mallocz(sizeof(AVInputStream));
1500 if (!ist)
1501 goto fail;
1502 ist_table[i] = ist;
1503 }
1504 j = 0;
1505 for(i=0;i<nb_input_files;i++) {
1506 is = input_files[i];
1507 for(k=0;k<is->nb_streams;k++) {
1508 ist = ist_table[j++];
1509 ist->st = is->streams[k];
1510 ist->file_index = i;
1511 ist->index = k;
1512 ist->discard = 1; /* the stream is discarded by default
1513 (changed later) */
bdfcbbed 1514
01f4895c 1515 if (ist->st->codec->rate_emu) {
bdfcbbed
MK
1516 ist->start = av_gettime();
1517 ist->frame = 0;
1518 }
85f07f22
FB
1519 }
1520 }
1521
1522 /* output stream init */
1523 nb_ostreams = 0;
1524 for(i=0;i<nb_output_files;i++) {
1525 os = output_files[i];
8a7bde1c
BC
1526 if (!os->nb_streams) {
1527 fprintf(stderr, "Output file does not contain any stream\n");
1528 exit(1);
1529 }
85f07f22
FB
1530 nb_ostreams += os->nb_streams;
1531 }
1532 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1533 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1534 exit(1);
1535 }
1536
bd073980
BF
1537 /* Sanity check the mapping args -- do the input files & streams exist? */
1538 for(i=0;i<nb_stream_maps;i++) {
1539 int fi = stream_maps[i].file_index;
1540 int si = stream_maps[i].stream_index;
115329f1 1541
bd073980
BF
1542 if (fi < 0 || fi > nb_input_files - 1 ||
1543 si < 0 || si > file_table[fi].nb_streams - 1) {
1544 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1545 exit(1);
1546 }
b4a3389e
WG
1547 fi = stream_maps[i].sync_file_index;
1548 si = stream_maps[i].sync_stream_index;
1549 if (fi < 0 || fi > nb_input_files - 1 ||
1550 si < 0 || si > file_table[fi].nb_streams - 1) {
1551 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1552 exit(1);
1553 }
bd073980 1554 }
115329f1 1555
85f07f22
FB
1556 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1557 if (!ost_table)
1558 goto fail;
1559 for(i=0;i<nb_ostreams;i++) {
1560 ost = av_mallocz(sizeof(AVOutputStream));
1561 if (!ost)
1562 goto fail;
1563 ost_table[i] = ost;
1564 }
115329f1 1565
85f07f22
FB
1566 n = 0;
1567 for(k=0;k<nb_output_files;k++) {
1568 os = output_files[k];
1569 for(i=0;i<os->nb_streams;i++) {
1570 int found;
1571 ost = ost_table[n++];
1572 ost->file_index = k;
1573 ost->index = i;
1574 ost->st = os->streams[i];
1575 if (nb_stream_maps > 0) {
115329f1 1576 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
85f07f22 1577 stream_maps[n-1].stream_index;
115329f1 1578
bd073980 1579 /* Sanity check that the stream types match */
01f4895c 1580 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
bd073980
BF
1581 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1582 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1583 ost->file_index, ost->index);
1584 exit(1);
1585 }
115329f1 1586
85f07f22 1587 } else {
50e143c4
NS
1588 if(opt_programid) {
1589 found = 0;
1590 j = stream_index_from_inputs(input_files, nb_input_files, file_table, ist_table, ost->st->codec->codec_type, opt_programid);
1591 if(j != -1) {
1592 ost->source_index = j;
1593 found = 1;
1594 }
1595 } else {
a15bc651
NS
1596 /* get corresponding input stream index : we select the first one with the right type */
1597 found = 0;
85f07f22
FB
1598 for(j=0;j<nb_istreams;j++) {
1599 ist = ist_table[j];
a15bc651
NS
1600 if (ist->discard &&
1601 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1602 ost->source_index = j;
1603 found = 1;
a15bc651 1604 break;
85f07f22
FB
1605 }
1606 }
a15bc651
NS
1607 }
1608
1609 if (!found) {
1610 if(! opt_programid) {
1611 /* try again and reuse existing stream */
1612 for(j=0;j<nb_istreams;j++) {
1613 ist = ist_table[j];
1614 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1615 ost->source_index = j;
1616 found = 1;
1617 }
1618 }
50e143c4 1619 }
85f07f22
FB
1620 if (!found) {
1621 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1622 ost->file_index, ost->index);
1623 exit(1);
1624 }
1625 }
1626 }
1627 ist = ist_table[ost->source_index];
1628 ist->discard = 0;
b4a3389e
WG
1629 ost->sync_ist = (nb_stream_maps > 0) ?
1630 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1631 stream_maps[n-1].sync_stream_index] : ist;
85f07f22
FB
1632 }
1633 }
1634
85f07f22
FB
1635 /* for each output stream, we compute the right encoding parameters */
1636 for(i=0;i<nb_ostreams;i++) {
1637 ost = ost_table[i];
365515ac 1638 os = output_files[ost->file_index];
85f07f22
FB
1639 ist = ist_table[ost->source_index];
1640
01f4895c
MN
1641 codec = ost->st->codec;
1642 icodec = ist->st->codec;
85f07f22 1643
8e0d882b
AJ
1644 if (!ost->st->language[0])
1645 av_strlcpy(ost->st->language, ist->st->language,
1646 sizeof(ost->st->language));
1647
90c2295b
ES
1648 ost->st->disposition = ist->st->disposition;
1649
1629626f
FB
1650 if (ost->st->stream_copy) {
1651 /* if stream_copy is selected, no need to decode or encode */
1652 codec->codec_id = icodec->codec_id;
1653 codec->codec_type = icodec->codec_type;
365515ac
MN
1654
1655 if(!codec->codec_tag){
1656 if( !os->oformat->codec_tag
1657 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) > 0
1658 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
1659 codec->codec_tag = icodec->codec_tag;
1660 }
1661
1629626f 1662 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1663 codec->extradata= icodec->extradata;
1664 codec->extradata_size= icodec->extradata_size;
4408e75e 1665 if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
d29de719
MN
1666 codec->time_base = icodec->time_base;
1667 else
1668 codec->time_base = ist->st->time_base;
1629626f
FB
1669 switch(codec->codec_type) {
1670 case CODEC_TYPE_AUDIO:
1671 codec->sample_rate = icodec->sample_rate;
1672 codec->channels = icodec->channels;
0a3b0447 1673 codec->frame_size = icodec->frame_size;
c1344911 1674 codec->block_align= icodec->block_align;
4efd6f58
MN
1675 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1676 codec->block_align= 0;
1629626f
FB
1677 break;
1678 case CODEC_TYPE_VIDEO:
8d74e55b
MD
1679 if(using_vhook) {
1680 fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1681 exit(1);
1682 }
9df3437f 1683 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
1684 codec->width = icodec->width;
1685 codec->height = icodec->height;
ff8cc24b 1686 codec->has_b_frames = icodec->has_b_frames;
1629626f 1687 break;
cf7fc795
FB
1688 case CODEC_TYPE_SUBTITLE:
1689 break;
1629626f 1690 default:
0f4e8165 1691 abort();
1629626f
FB
1692 }
1693 } else {
1694 switch(codec->codec_type) {
1695 case CODEC_TYPE_AUDIO:
10e7fc7c 1696 if (av_fifo_init(&ost->fifo, 1024))
85f07f22 1697 goto fail;
2886f311
1698 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
1699 icodec->request_channels = codec->channels;
85f07f22
FB
1700 ist->decoding_needed = 1;
1701 ost->encoding_needed = 1;
1629626f
FB
1702 break;
1703 case CODEC_TYPE_VIDEO:
c3f11d19
LA
1704 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1705 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1706 ost->video_resample = ((codec->width != icodec->width -
1707 (frame_leftBand + frame_rightBand) +
1708 (frame_padleft + frame_padright)) ||
1709 (codec->height != icodec->height -
1710 (frame_topBand + frame_bottomBand) +
18a54b04
LA
1711 (frame_padtop + frame_padbottom)) ||
1712 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1713 if (ost->video_crop) {
34b10a57
D
1714 ost->topBand = frame_topBand;
1715 ost->leftBand = frame_leftBand;
c3f11d19
LA
1716 }
1717 if (ost->video_pad) {
1ff93ffc
TK
1718 ost->padtop = frame_padtop;
1719 ost->padleft = frame_padleft;
1720 ost->padbottom = frame_padbottom;
1721 ost->padright = frame_padright;
c3f11d19
LA
1722 if (!ost->video_resample) {
1723 avcodec_get_frame_defaults(&ost->pict_tmp);
1724 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1725 codec->width, codec->height ) )
1726 goto fail;
1727 }
1728 }
1729 if (ost->video_resample) {
2de28abb 1730 avcodec_get_frame_defaults(&ost->pict_tmp);
18a54b04 1731 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
eddc482d
BC
1732 codec->width, codec->height ) ) {
1733 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
7a168618 1734 exit(1);
eddc482d 1735 }
9de8e6ac 1736 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
1737 ost->img_resample_ctx = sws_getContext(
1738 icodec->width - (frame_leftBand + frame_rightBand),
1739 icodec->height - (frame_topBand + frame_bottomBand),
1740 icodec->pix_fmt,
07d0cdfc
LA
1741 codec->width - (frame_padleft + frame_padright),
1742 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA
1743 codec->pix_fmt,
1744 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
1745 if (ost->img_resample_ctx == NULL) {
1746 fprintf(stderr, "Cannot get resampling context\n");
1747 exit(1);
1748 }
18a54b04 1749 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
85f07f22
FB
1750 }
1751 ost->encoding_needed = 1;
1752 ist->decoding_needed = 1;
1629626f 1753 break;
cf7fc795
FB
1754 case CODEC_TYPE_SUBTITLE:
1755 ost->encoding_needed = 1;
1756 ist->decoding_needed = 1;
1757 break;
1629626f 1758 default:
0f4e8165 1759 abort();
cf7fc795 1760 break;
85f07f22 1761 }
1629626f 1762 /* two pass mode */
115329f1 1763 if (ost->encoding_needed &&
1629626f
FB
1764 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1765 char logfilename[1024];
1766 FILE *f;
1767 int size;
1768 char *logbuffer;
115329f1
DB
1769
1770 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1771 pass_logfilename ?
1629626f
FB
1772 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1773 if (codec->flags & CODEC_FLAG_PASS1) {
1774 f = fopen(logfilename, "w");
1775 if (!f) {
1776 perror(logfilename);
1777 exit(1);
1778 }
1779 ost->logfile = f;
1780 } else {
1781 /* read the log file */
1782 f = fopen(logfilename, "r");
1783 if (!f) {
1784 perror(logfilename);
1785 exit(1);
1786 }
1787 fseek(f, 0, SEEK_END);
1788 size = ftell(f);
1789 fseek(f, 0, SEEK_SET);
1790 logbuffer = av_malloc(size + 1);
1791 if (!logbuffer) {
1792 fprintf(stderr, "Could not allocate log buffer\n");
1793 exit(1);
1794 }
4776fa92 1795 size = fread(logbuffer, 1, size, f);
1629626f
FB
1796 fclose(f);
1797 logbuffer[size] = '\0';
1798 codec->stats_in = logbuffer;
5abdb4b1 1799 }
5abdb4b1
FB
1800 }
1801 }
8a6cb114
MN
1802 if(codec->codec_type == CODEC_TYPE_VIDEO){
1803 int size= codec->width * codec->height;
1804 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1805 }
85f07f22
FB
1806 }
1807
8a6cb114
MN
1808 if (!bit_buffer)
1809 bit_buffer = av_malloc(bit_buffer_size);
1810 if (!bit_buffer)
1811 goto fail;
1812
1629626f
FB
1813 /* dump the file output parameters - cannot be done before in case
1814 of stream copy */
1815 for(i=0;i<nb_output_files;i++) {
1816 dump_format(output_files[i], i, output_files[i]->filename, 1);
1817 }
1818
1819 /* dump the stream mapping */
d8019eb5
AD
1820 if (verbose >= 0) {
1821 fprintf(stderr, "Stream mapping:\n");
1822 for(i=0;i<nb_ostreams;i++) {
1823 ost = ost_table[i];
b4a3389e 1824 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD
1825 ist_table[ost->source_index]->file_index,
1826 ist_table[ost->source_index]->index,
115329f1 1827 ost->file_index,
d8019eb5 1828 ost->index);
b4a3389e
WG
1829 if (ost->sync_ist != ist_table[ost->source_index])
1830 fprintf(stderr, " [sync #%d.%d]",
1831 ost->sync_ist->file_index,
1832 ost->sync_ist->index);
1833 fprintf(stderr, "\n");
d8019eb5 1834 }
1629626f
FB
1835 }
1836
85f07f22
FB
1837 /* open each encoder */
1838 for(i=0;i<nb_ostreams;i++) {
1839 ost = ost_table[i];
1840 if (ost->encoding_needed) {
1841 AVCodec *codec;
01f4895c 1842 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 1843 if (!codec) {
115329f1 1844 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
85f07f22
FB
1845 ost->file_index, ost->index);
1846 exit(1);
1847 }
01f4895c 1848 if (avcodec_open(ost->st->codec, codec) < 0) {
115329f1 1849 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
1850 ost->file_index, ost->index);
1851 exit(1);
1852 }
01f4895c 1853 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
1854 }
1855 }
1856
1857 /* open each decoder */
1858 for(i=0;i<nb_istreams;i++) {
1859 ist = ist_table[i];
1860 if (ist->decoding_needed) {
1861 AVCodec *codec;
01f4895c 1862 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1863 if (!codec) {
115329f1 1864 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01f4895c 1865 ist->st->codec->codec_id, ist->file_index, ist->index);
85f07f22
FB
1866 exit(1);
1867 }
01f4895c 1868 if (avcodec_open(ist->st->codec, codec) < 0) {
115329f1 1869 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
85f07f22
FB
1870 ist->file_index, ist->index);
1871 exit(1);
1872 }
01f4895c
MN
1873 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1874 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1875 }
1876 }
1877
1878 /* init pts */
1879 for(i=0;i<nb_istreams;i++) {
1880 ist = ist_table[i];
bb270c08 1881 is = input_files[ist->file_index];
e7d0374f 1882 ist->pts = 0;
48291040 1883 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 1884 ist->is_start = 1;
85f07f22 1885 }
bd1b79a1 1886
0a38bafd
PB
1887 /* set meta data information from input file if required */
1888 for (i=0;i<nb_meta_data_maps;i++) {
1889 AVFormatContext *out_file;
1890 AVFormatContext *in_file;
1891
1892 int out_file_index = meta_data_maps[i].out_file;
1893 int in_file_index = meta_data_maps[i].in_file;
1894 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1895 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
8fa36ae0 1896 ret = AVERROR(EINVAL);
0a38bafd
PB
1897 goto fail;
1898 }
1899 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1900 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
8fa36ae0 1901 ret = AVERROR(EINVAL);
0a38bafd 1902 goto fail;
115329f1
DB
1903 }
1904
0a38bafd
PB
1905 out_file = output_files[out_file_index];
1906 in_file = input_files[in_file_index];
1907
1908 strcpy(out_file->title, in_file->title);
1909 strcpy(out_file->author, in_file->author);
1910 strcpy(out_file->copyright, in_file->copyright);
1911 strcpy(out_file->comment, in_file->comment);
1912 strcpy(out_file->album, in_file->album);
1913 out_file->year = in_file->year;
1914 out_file->track = in_file->track;
1915 strcpy(out_file->genre, in_file->genre);
1916 }
115329f1 1917
85f07f22
FB
1918 /* open files and write file headers */
1919 for(i=0;i<nb_output_files;i++) {
1920 os = output_files[i];
79fdaa4c 1921 if (av_write_header(os) < 0) {
65bf3c53 1922 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
8fa36ae0 1923 ret = AVERROR(EINVAL);
a38469e1
FB
1924 goto fail;
1925 }
6d1ba1ac
LA
1926 if (strcmp(output_files[i]->oformat->name, "rtp")) {
1927 want_sdp = 0;
1928 }
1929 }
1930 if (want_sdp) {
1931 print_sdp(output_files, nb_output_files);
85f07f22
FB
1932 }
1933
d8019eb5 1934 if ( !using_stdin && verbose >= 0) {
d9a916e2 1935 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1936 url_set_interrupt_cb(decode_interrupt_cb);
1937 }
a38469e1
FB
1938 term_init();
1939
cb09b2ed 1940 key = -1;
7fc98937 1941 timer_start = av_gettime();
51bd4565 1942
d9a916e2 1943 for(; received_sigterm == 0;) {
85f07f22
FB
1944 int file_index, ist_index;
1945 AVPacket pkt;
a9aeda81
PB
1946 double ipts_min;
1947 double opts_min;
23ffe323 1948
85f07f22 1949 redo:
a9aeda81
PB
1950 ipts_min= 1e100;
1951 opts_min= 1e100;
a38469e1 1952 /* if 'q' pressed, exits */
d9a916e2 1953 if (!using_stdin) {
b51469a0
LS
1954 if (q_pressed)
1955 break;
cb09b2ed
PG
1956 /* read_key() returns 0 on EOF */
1957 key = read_key();
1958 if (key == 'q')
1959 break;
1960 }
a38469e1 1961
ec5517d5
FB
1962 /* select the stream that we must read now by looking at the
1963 smallest output pts */
85f07f22 1964 file_index = -1;
ec5517d5 1965 for(i=0;i<nb_ostreams;i++) {
23ffe323 1966 double ipts, opts;
ec5517d5
FB
1967 ost = ost_table[i];
1968 os = output_files[ost->file_index];
1969 ist = ist_table[ost->source_index];
01f4895c
MN
1970 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1971 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 1972 else
c0df9d75 1973 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
1974 ipts = (double)ist->pts;
1975 if (!file_table[ist->file_index].eof_reached){
1976 if(ipts < ipts_min) {
1977 ipts_min = ipts;
1978 if(input_sync ) file_index = ist->file_index;
1979 }
1980 if(opts < opts_min) {
1981 opts_min = opts;
1982 if(!input_sync) file_index = ist->file_index;
1983 }
85f07f22 1984 }
01f4895c 1985 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
1986 file_index= -1;
1987 break;
1988 }
85f07f22
FB
1989 }
1990 /* if none, if is finished */
51bd4565 1991 if (file_index < 0) {
85f07f22 1992 break;
ec5517d5
FB
1993 }
1994
85f07f22 1995 /* finish if recording time exhausted */
23ffe323 1996 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1997 break;
ec5517d5 1998
b6e16b86 1999 /* finish if limit size exhausted */
899681cd 2000 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C
2001 break;
2002
254abc2e 2003 /* read a frame from it and output it in the fifo */
85f07f22 2004 is = input_files[file_index];
254abc2e 2005 if (av_read_frame(is, &pkt) < 0) {
85f07f22 2006 file_table[file_index].eof_reached = 1;
d24ce947
AB
2007 if (opt_shortest)
2008 break;
2009 else
2010 continue;
85f07f22 2011 }
303e50e6 2012
254abc2e 2013 if (do_pkt_dump) {
750f0e1f 2014 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2015 }
79fdaa4c
FB
2016 /* the following test is needed in case new streams appear
2017 dynamically in stream : we ignore them */
2018 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2019 goto discard_packet;
85f07f22
FB
2020 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2021 ist = ist_table[ist_index];
bf5af568
FB
2022 if (ist->discard)
2023 goto discard_packet;
85f07f22 2024
fec401f7
MN
2025 if (pkt.dts != AV_NOPTS_VALUE)
2026 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2027 if (pkt.pts != AV_NOPTS_VALUE)
2028 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2029
949b1a13 2030// 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 2031 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
81d6d520
MN
2032 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2033 int64_t delta= pkt_dts - ist->next_pts;
2034 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
2035 input_files_ts_offset[ist->file_index]-= delta;
2036 if (verbose > 2)
4733abcb 2037 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
2038 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2039 if(pkt.pts != AV_NOPTS_VALUE)
2040 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2041 }
2042 }
2043
8831db5c 2044 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2045 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2046
2047 if (verbose >= 0)
2048 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2049 ist->file_index, ist->index);
2050
a700a6ae
FB
2051 av_free_packet(&pkt);
2052 goto redo;
fe08925f 2053 }
cf7fc795 2054
bf5af568 2055 discard_packet:
85f07f22 2056 av_free_packet(&pkt);
115329f1 2057
ec5517d5
FB
2058 /* dump report by using the output first video and audio streams */
2059 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2060 }
a700a6ae
FB
2061
2062 /* at the end of stream, we must flush the decoder buffers */
2063 for(i=0;i<nb_istreams;i++) {
2064 ist = ist_table[i];
2065 if (ist->decoding_needed) {
2066 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2067 }
2068 }
2069
a38469e1 2070 term_exit();
85f07f22 2071
c4e37247
MN
2072 /* write the trailer if needed and close file */
2073 for(i=0;i<nb_output_files;i++) {
2074 os = output_files[i];
2075 av_write_trailer(os);
2076 }
2077
37f5cd5a
MN
2078 /* dump report by using the first video and audio streams */
2079 print_report(output_files, ost_table, nb_ostreams, 1);
2080
85f07f22
FB
2081 /* close each encoder */
2082 for(i=0;i<nb_ostreams;i++) {
2083 ost = ost_table[i];
2084 if (ost->encoding_needed) {
01f4895c
MN
2085 av_freep(&ost->st->codec->stats_in);
2086 avcodec_close(ost->st->codec);
85f07f22
FB
2087 }
2088 }
115329f1 2089
85f07f22
FB
2090 /* close each decoder */
2091 for(i=0;i<nb_istreams;i++) {
2092 ist = ist_table[i];
2093 if (ist->decoding_needed) {
01f4895c 2094 avcodec_close(ist->st->codec);
85f07f22
FB
2095 }
2096 }
85f07f22 2097
85f07f22 2098 /* finished ! */
115329f1 2099
85f07f22
FB
2100 ret = 0;
2101 fail1:
83b07470 2102 av_freep(&bit_buffer);
0f1578af 2103 av_free(file_table);
bdc4796f 2104
85f07f22
FB
2105 if (ist_table) {
2106 for(i=0;i<nb_istreams;i++) {
2107 ist = ist_table[i];
0f1578af 2108 av_free(ist);
85f07f22 2109 }
0f1578af 2110 av_free(ist_table);
85f07f22
FB
2111 }
2112 if (ost_table) {
2113 for(i=0;i<nb_ostreams;i++) {
2114 ost = ost_table[i];
2115 if (ost) {
5abdb4b1
FB
2116 if (ost->logfile) {
2117 fclose(ost->logfile);
2118 ost->logfile = NULL;
2119 }
f5a478f6
RS
2120 av_fifo_free(&ost->fifo); /* works even if fifo is not
2121 initialized but set to zero */
0f1578af 2122 av_free(ost->pict_tmp.data[0]);
85f07f22 2123 if (ost->video_resample)
18a54b04 2124 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2125 if (ost->resample)
85f07f22 2126 audio_resample_close(ost->resample);
0f1578af 2127 av_free(ost);
85f07f22
FB
2128 }
2129 }
0f1578af 2130 av_free(ost_table);
85f07f22
FB
2131 }
2132 return ret;
2133 fail:
8fa36ae0 2134 ret = AVERROR(ENOMEM);
85f07f22
FB
2135 goto fail1;
2136}
2137
2138#if 0
2139int file_read(const char *filename)
2140{
2141 URLContext *h;
2142 unsigned char buffer[1024];
2143 int len, i;
2144
2145 if (url_open(&h, filename, O_RDONLY) < 0) {
2146 printf("could not open '%s'\n", filename);
2147 return -1;
2148 }
2149 for(;;) {
2150 len = url_read(h, buffer, sizeof(buffer));
2151 if (len <= 0)
2152 break;
2153 for(i=0;i<len;i++) putchar(buffer[i]);
2154 }
2155 url_close(h);
2156 return 0;
2157}
2158#endif
2159
b29f97d1 2160static void opt_format(const char *arg)
85f07f22 2161{
817b23ff
FB
2162 /* compatibility stuff for pgmyuv */
2163 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2164 pgmyuv_compatibility_hack=1;
9286699a 2165// opt_image_format(arg);
5b6d5596 2166 arg = "image2";
17ceb4f9 2167 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2168 }
2169
79fdaa4c
FB
2170 file_iformat = av_find_input_format(arg);
2171 file_oformat = guess_format(arg, NULL, NULL);
2172 if (!file_iformat && !file_oformat) {
2173 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB
2174 exit(1);
2175 }
85f07f22
FB
2176}
2177
3b855466 2178extern int ffm_nopts;
3b855466
DB
2179
2180static int opt_default(const char *opt, const char *arg){
2181 int type;
2182 const AVOption *o= NULL;
2183 int opt_types[]={AV_OPT_FLAG_VIDEO_PARAM, AV_OPT_FLAG_AUDIO_PARAM, 0, AV_OPT_FLAG_SUBTITLE_PARAM, 0};
2184
2185 for(type=0; type<CODEC_TYPE_NB; type++){
2186 const AVOption *o2 = av_find_opt(avctx_opts[0], opt, NULL, opt_types[type], opt_types[type]);
2187 if(o2)
2188 o = av_set_string(avctx_opts[type], opt, arg);
2189 }
2190 if(!o)
2191 o = av_set_string(avformat_opts, opt, arg);
2192 if(!o)
2193 o = av_set_string(sws_opts, opt, arg);
2194 if(!o){
2195 if(opt[0] == 'a')
2196 o = av_set_string(avctx_opts[CODEC_TYPE_AUDIO], opt+1, arg);
2197 else if(opt[0] == 'v')
2198 o = av_set_string(avctx_opts[CODEC_TYPE_VIDEO], opt+1, arg);
2199 else if(opt[0] == 's')
2200 o = av_set_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt+1, arg);
2201 }
2202 if(!o)
2203 return -1;
2204
2205// 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));
2206
2207 //FIXME we should always use avctx_opts, ... for storing options so there wont be any need to keep track of whats set over this
2208 opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
2209 opt_names[opt_name_count++]= o->name;
2210
2211#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
2212 /* disable generate of real time pts in ffm (need to be supressed anyway) */
2213 if(avctx_opts[0]->flags & CODEC_FLAG_BITEXACT)
2214 ffm_nopts = 1;
2215#endif
2216
2217 if(avctx_opts[0]->debug)
a309073b 2218 av_log_set_level(AV_LOG_DEBUG);
3b855466
DB
2219 return 0;
2220}
2221
464a631c 2222static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2223{
2224 video_rc_override_string = arg;
2225}
2226
f4f3223f
MN
2227static void opt_me_threshold(const char *arg)
2228{
2229 me_threshold = atoi(arg);
2230}
2231
f068206e
BE
2232static void opt_verbose(const char *arg)
2233{
2234 verbose = atoi(arg);
b3574faa 2235 av_log_set_level(verbose);
f068206e
BE
2236}
2237
b29f97d1 2238static void opt_frame_rate(const char *arg)
85f07f22 2239{
b33ece16 2240 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
445f1b83 2241 fprintf(stderr, "Incorrect frame rate\n");
bb270c08 2242 exit(1);
445f1b83 2243 }
85f07f22
FB
2244}
2245
ebde2a2c 2246static int opt_bitrate(const char *opt, const char *arg)
1b1656c6
RP
2247{
2248 int codec_type = opt[0]=='a' ? CODEC_TYPE_AUDIO : CODEC_TYPE_VIDEO;
2249
2250 opt_default(opt, arg);
2251
2252 if (av_get_int(avctx_opts[codec_type], "b", NULL) < 1000)
2253 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2254
2255 return 0;
1b1656c6
RP
2256}
2257
b29f97d1 2258static void opt_frame_crop_top(const char *arg)
ab6d194a 2259{
115329f1 2260 frame_topBand = atoi(arg);
ab6d194a
MN
2261 if (frame_topBand < 0) {
2262 fprintf(stderr, "Incorrect top crop size\n");
2263 exit(1);
2264 }
2265 if ((frame_topBand % 2) != 0) {
2266 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2267 exit(1);
2268 }
2269 if ((frame_topBand) >= frame_height){
bb270c08 2270 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2271 exit(1);
2272 }
2273 frame_height -= frame_topBand;
2274}
2275
b29f97d1 2276static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2277{
2278 frame_bottomBand = atoi(arg);
2279 if (frame_bottomBand < 0) {
2280 fprintf(stderr, "Incorrect bottom crop size\n");
2281 exit(1);
2282 }
2283 if ((frame_bottomBand % 2) != 0) {
2284 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
115329f1 2285 exit(1);
ab6d194a
MN
2286 }
2287 if ((frame_bottomBand) >= frame_height){
bb270c08 2288 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2289 exit(1);
2290 }
2291 frame_height -= frame_bottomBand;
2292}
2293
b29f97d1 2294static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2295{
2296 frame_leftBand = atoi(arg);
2297 if (frame_leftBand < 0) {
2298 fprintf(stderr, "Incorrect left crop size\n");
2299 exit(1);
2300 }
2301 if ((frame_leftBand % 2) != 0) {
2302 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2303 exit(1);
2304 }
2305 if ((frame_leftBand) >= frame_width){
bb270c08 2306 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2307 exit(1);
2308 }
2309 frame_width -= frame_leftBand;
2310}
2311
b29f97d1 2312static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2313{
2314 frame_rightBand = atoi(arg);
2315 if (frame_rightBand < 0) {
2316 fprintf(stderr, "Incorrect right crop size\n");
2317 exit(1);
2318 }
2319 if ((frame_rightBand % 2) != 0) {
2320 fprintf(stderr, "Right crop size must be a multiple of 2\n");
115329f1 2321 exit(1);
ab6d194a
MN
2322 }
2323 if ((frame_rightBand) >= frame_width){
bb270c08 2324 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2325 exit(1);
2326 }
2327 frame_width -= frame_rightBand;
2328}
2329
b29f97d1 2330static void opt_frame_size(const char *arg)
85f07f22 2331{
b33ece16 2332 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
2333 fprintf(stderr, "Incorrect frame size\n");
2334 exit(1);
2335 }
2336 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2337 fprintf(stderr, "Frame size must be a multiple of 2\n");
2338 exit(1);
2339 }
2340}
2341
1ff93ffc
TK
2342
2343#define SCALEBITS 10
2344#define ONE_HALF (1 << (SCALEBITS - 1))
bb270c08 2345#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
1ff93ffc
TK
2346
2347#define RGB_TO_Y(r, g, b) \
2348((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2349 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2350
2351#define RGB_TO_U(r1, g1, b1, shift)\
2352(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2353 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2354
2355#define RGB_TO_V(r1, g1, b1, shift)\
2356(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2357 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2358
2359static void opt_pad_color(const char *arg) {
2360 /* Input is expected to be six hex digits similar to
2361 how colors are expressed in html tags (but without the #) */
2362 int rgb = strtol(arg, NULL, 16);
2363 int r,g,b;
115329f1
DB
2364
2365 r = (rgb >> 16);
1ff93ffc
TK
2366 g = ((rgb >> 8) & 255);
2367 b = (rgb & 255);
2368
2369 padcolor[0] = RGB_TO_Y(r,g,b);
2370 padcolor[1] = RGB_TO_U(r,g,b,0);
2371 padcolor[2] = RGB_TO_V(r,g,b,0);
2372}
2373
2374static void opt_frame_pad_top(const char *arg)
2375{
115329f1 2376 frame_padtop = atoi(arg);
1ff93ffc
TK
2377 if (frame_padtop < 0) {
2378 fprintf(stderr, "Incorrect top pad size\n");
2379 exit(1);
2380 }
2381 if ((frame_padtop % 2) != 0) {
2382 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2383 exit(1);
2384 }
2385}
2386
2387static void opt_frame_pad_bottom(const char *arg)
2388{
115329f1 2389 frame_padbottom = atoi(arg);
1ff93ffc
TK
2390 if (frame_padbottom < 0) {
2391 fprintf(stderr, "Incorrect bottom pad size\n");
2392 exit(1);
2393 }
2394 if ((frame_padbottom % 2) != 0) {
2395 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2396 exit(1);
2397 }
2398}
2399
2400
2401static void opt_frame_pad_left(const char *arg)
2402{
115329f1 2403 frame_padleft = atoi(arg);
1ff93ffc
TK
2404 if (frame_padleft < 0) {
2405 fprintf(stderr, "Incorrect left pad size\n");
2406 exit(1);
2407 }
2408 if ((frame_padleft % 2) != 0) {
2409 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2410 exit(1);
2411 }
2412}
2413
2414
2415static void opt_frame_pad_right(const char *arg)
2416{
115329f1 2417 frame_padright = atoi(arg);
1ff93ffc
TK
2418 if (frame_padright < 0) {
2419 fprintf(stderr, "Incorrect right pad size\n");
2420 exit(1);
2421 }
2422 if ((frame_padright % 2) != 0) {
2423 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2424 exit(1);
2425 }
2426}
2427
c3b95b1d
SS
2428void list_pix_fmts(void)
2429{
2430 int i;
2431 char pix_fmt_str[128];
2432 for (i=-1; i < PIX_FMT_NB; i++) {
2433 avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
2434 fprintf(stdout, "%s\n", pix_fmt_str);
2435 }
2436}
1ff93ffc 2437
63167088
RS
2438static void opt_frame_pix_fmt(const char *arg)
2439{
c3b95b1d
SS
2440 if (strcmp(arg, "list"))
2441 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2442 else {
2443 list_pix_fmts();
2444 exit(0);
2445 }
63167088
RS
2446}
2447
5fe03e38
RS
2448static void opt_frame_aspect_ratio(const char *arg)
2449{
2450 int x = 0, y = 0;
2451 double ar = 0;
2452 const char *p;
815f98cc 2453 char *end;
115329f1 2454
5fe03e38
RS
2455 p = strchr(arg, ':');
2456 if (p) {
815f98cc
AJ
2457 x = strtol(arg, &end, 10);
2458 if (end == p)
2459 y = strtol(end+1, &end, 10);
bb270c08
DB
2460 if (x > 0 && y > 0)
2461 ar = (double)x / (double)y;
5fe03e38 2462 } else
815f98cc 2463 ar = strtod(arg, NULL);
5fe03e38
RS
2464
2465 if (!ar) {
2466 fprintf(stderr, "Incorrect aspect ratio specification.\n");
bb270c08 2467 exit(1);
5fe03e38
RS
2468 }
2469 frame_aspect_ratio = ar;
2470}
2471
b29f97d1 2472static void opt_qscale(const char *arg)
85f07f22 2473{
158c7f05 2474 video_qscale = atof(arg);
4e64bead 2475 if (video_qscale <= 0 ||
158c7f05 2476 video_qscale > 255) {
4e64bead 2477 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
85f07f22
FB
2478 exit(1);
2479 }
2480}
2481
b29f97d1 2482static void opt_qdiff(const char *arg)
9cdd6a24
MN
2483{
2484 video_qdiff = atoi(arg);
2485 if (video_qdiff < 0 ||
2486 video_qdiff > 31) {
2487 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2488 exit(1);
2489 }
2490}
2491
b29f97d1 2492static void opt_strict(const char *arg)
f560dd82
MN
2493{
2494 strict= atoi(arg);
2495}
2496
bb198e19
MN
2497static void opt_top_field_first(const char *arg)
2498{
2499 top_field_first= atoi(arg);
2500}
2501
9c3d33d6
MN
2502static void opt_thread_count(const char *arg)
2503{
2504 thread_count= atoi(arg);
2450cff2 2505#if !defined(HAVE_THREADS)
d8019eb5
AD
2506 if (verbose >= 0)
2507 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2508#endif
9c3d33d6
MN
2509}
2510
b29f97d1 2511static void opt_audio_rate(const char *arg)
85f07f22
FB
2512{
2513 audio_sample_rate = atoi(arg);
2514}
2515
b29f97d1 2516static void opt_audio_channels(const char *arg)
85f07f22
FB
2517{
2518 audio_channels = atoi(arg);
2519}
2520
b29f97d1 2521static void opt_video_channel(const char *arg)
a5df11ab
FB
2522{
2523 video_channel = strtol(arg, NULL, 0);
2524}
2525
e3ee3283
AB
2526static void opt_video_standard(const char *arg)
2527{
2528 video_standard = av_strdup(arg);
2529}
2530
4a897224 2531static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2532 int codec_type, const char *arg)
85f07f22 2533{
4a897224 2534 av_freep(pcodec_name);
1629626f 2535 if (!strcmp(arg, "copy")) {
cf7fc795 2536 *pstream_copy = 1;
85f07f22 2537 } else {
4a897224 2538 *pcodec_name = av_strdup(arg);
85f07f22
FB
2539 }
2540}
2541
cf7fc795
FB
2542static void opt_audio_codec(const char *arg)
2543{
4a897224 2544 opt_codec(&audio_stream_copy, &audio_codec_name, CODEC_TYPE_AUDIO, arg);
cf7fc795
FB
2545}
2546
b2a2197e
MN
2547static void opt_audio_tag(const char *arg)
2548{
2549 char *tail;
2550 audio_codec_tag= strtol(arg, &tail, 0);
2551
2552 if(!tail || *tail)
2553 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2554}
2555
2556static void opt_video_tag(const char *arg)
2557{
2558 char *tail;
2559 video_codec_tag= strtol(arg, &tail, 0);
2560
2561 if(!tail || *tail)
2562 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2563}
2564
d0f596b4 2565#ifdef CONFIG_VHOOK
b29f97d1 2566static void add_frame_hooker(const char *arg)
10d104e4
PG
2567{
2568 int argc = 0;
2569 char *argv[64];
2570 int i;
e9a9e0c2 2571 char *args = av_strdup(arg);
10d104e4 2572
bee0d9e5
CY
2573 using_vhook = 1;
2574
10d104e4
PG
2575 argv[0] = strtok(args, " ");
2576 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2577 }
2578
2579 i = frame_hook_add(argc, argv);
2580
2581 if (i != 0) {
2582 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2583 exit(1);
2584 }
2585}
d0f596b4 2586#endif
10d104e4 2587
b29f97d1 2588static void opt_video_codec(const char *arg)
85f07f22 2589{
4a897224 2590 opt_codec(&video_stream_copy, &video_codec_name, CODEC_TYPE_VIDEO, arg);
cf7fc795 2591}
85f07f22 2592
cf7fc795
FB
2593static void opt_subtitle_codec(const char *arg)
2594{
4a897224 2595 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB
2596}
2597
b29f97d1 2598static void opt_map(const char *arg)
85f07f22
FB
2599{
2600 AVStreamMap *m;
815f98cc 2601 char *p;
85f07f22 2602
85f07f22
FB
2603 m = &stream_maps[nb_stream_maps++];
2604
815f98cc 2605 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
2606 if (*p)
2607 p++;
a5dc85ef 2608
815f98cc 2609 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
2610 if (*p) {
2611 p++;
815f98cc 2612 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
2613 if (*p)
2614 p++;
815f98cc 2615 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
2616 } else {
2617 m->sync_file_index = m->file_index;
2618 m->sync_stream_index = m->stream_index;
2619 }
85f07f22
FB
2620}
2621
0a38bafd
PB
2622static void opt_map_meta_data(const char *arg)
2623{
2624 AVMetaDataMap *m;
815f98cc 2625 char *p;
115329f1 2626
0a38bafd
PB
2627 m = &meta_data_maps[nb_meta_data_maps++];
2628
815f98cc 2629 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB
2630 if (*p)
2631 p++;
2632
815f98cc 2633 m->in_file = strtol(p, &p, 0);
0a38bafd
PB
2634}
2635
b19221c8 2636static int opt_recording_time(const char *opt, const char *arg)
85f07f22 2637{
b19221c8
SS
2638 recording_time = parse_time_or_die(opt, arg, 1);
2639 return 0;
85f07f22
FB
2640}
2641
b19221c8 2642static int opt_start_time(const char *opt, const char *arg)
8831db5c 2643{
b19221c8
SS
2644 start_time = parse_time_or_die(opt, arg, 1);
2645 return 0;
8831db5c
MN
2646}
2647
b19221c8 2648static int opt_rec_timestamp(const char *opt, const char *arg)
4568325a 2649{
b19221c8
SS
2650 rec_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
2651 return 0;
4568325a
RS
2652}
2653
b19221c8 2654static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 2655{
b19221c8
SS
2656 input_ts_offset = parse_time_or_die(opt, arg, 1);
2657 return 0;
a6a92a9a
WG
2658}
2659
4a897224
NG
2660static enum CodecID find_codec_or_die(const char *name, int type, int encoder)
2661{
f73008d8 2662 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
2663 AVCodec *codec;
2664
2665 if(!name)
2666 return CODEC_ID_NONE;
2667 codec = encoder ?
2668 avcodec_find_encoder_by_name(name) :
2669 avcodec_find_decoder_by_name(name);
2670 if(!codec) {
4f489292 2671 av_log(NULL, AV_LOG_ERROR, "Unknown %s '%s'\n", codec_string, name);
4a897224
NG
2672 exit(1);
2673 }
2674 if(codec->type != type) {
4f489292 2675 av_log(NULL, AV_LOG_ERROR, "Invalid %s type '%s'\n", codec_string, name);
4a897224
NG
2676 exit(1);
2677 }
2678 return codec->id;
2679}
2680
b29f97d1 2681static void opt_input_file(const char *filename)
85f07f22
FB
2682{
2683 AVFormatContext *ic;
2684 AVFormatParameters params, *ap = &params;
14bea432 2685 int err, i, ret, rfps, rfps_base;
bd1b79a1 2686 int64_t timestamp;
85f07f22 2687
b242baa4
FB
2688 if (!strcmp(filename, "-"))
2689 filename = "pipe:";
2690
115329f1 2691 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2692 !strcmp( filename, "/dev/stdin" );
2693
85f07f22 2694 /* get default parameters from command line */
4eb72c6b
NS
2695 ic = av_alloc_format_context();
2696
79fdaa4c 2697 memset(ap, 0, sizeof(*ap));
4eb72c6b 2698 ap->prealloced_context = 1;
79fdaa4c
FB
2699 ap->sample_rate = audio_sample_rate;
2700 ap->channels = audio_channels;
b33ece16
SS
2701 ap->time_base.den = frame_rate.num;
2702 ap->time_base.num = frame_rate.den;
1ff93ffc
TK
2703 ap->width = frame_width + frame_padleft + frame_padright;
2704 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2705 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2706 ap->channel = video_channel;
2707 ap->standard = video_standard;
4a897224
NG
2708 ap->video_codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 0);
2709 ap->audio_codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 0);
5b6d5596
MN
2710 if(pgmyuv_compatibility_hack)
2711 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c 2712
4eb72c6b 2713 for(i=0; i<opt_name_count; i++){
4b59cf6c 2714 char buf[256];
bd31a388 2715 const AVOption *opt;
6b80f1a1 2716 const char *str= av_get_string(avformat_opts, opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
2717 if(str && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2718 av_set_string(ic, opt_names[i], str);
4eb72c6b 2719 }
62600469
MN
2720
2721 ic->video_codec_id = find_codec_or_die(video_codec_name , CODEC_TYPE_VIDEO , 0);
2722 ic->audio_codec_id = find_codec_or_die(audio_codec_name , CODEC_TYPE_AUDIO , 0);
2723 ic->subtitle_codec_id= find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 0);
2724
79fdaa4c
FB
2725 /* open the input file with generic libav function */
2726 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2727 if (err < 0) {
79fdaa4c 2728 print_error(filename, err);
85f07f22
FB
2729 exit(1);
2730 }
50e143c4
NS
2731 if(opt_programid) {
2732 int i;
2733 for(i=0; i<ic->nb_programs; i++)
2734 if(ic->programs[i]->id != opt_programid)
2735 ic->programs[i]->discard = AVDISCARD_ALL;
2736 }
30bc6613 2737
5894e1bb
VP
2738 ic->loop_input = loop_input;
2739
79fdaa4c
FB
2740 /* If not enough info to get the stream parameters, we decode the
2741 first frames to get it. (used in mpeg case for example) */
2742 ret = av_find_stream_info(ic);
d8019eb5 2743 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2744 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2745 exit(1);
2746 }
2747
bd1b79a1
MN
2748 timestamp = start_time;
2749 /* add the stream start time */
2750 if (ic->start_time != AV_NOPTS_VALUE)
2751 timestamp += ic->start_time;
2752
254abc2e
FB
2753 /* if seeking requested, we execute it */
2754 if (start_time != 0) {
3ba1438d 2755 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2756 if (ret < 0) {
115329f1 2757 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB
2758 filename, (double)timestamp / AV_TIME_BASE);
2759 }
2760 /* reset seek info */
2761 start_time = 0;
2762 }
2763
85f07f22
FB
2764 /* update the current parameters so that they match the one of the input stream */
2765 for(i=0;i<ic->nb_streams;i++) {
637b5326 2766 int j;
01f4895c 2767 AVCodecContext *enc = ic->streams[i]->codec;
c62c07d3
MN
2768 if(thread_count>1)
2769 avcodec_thread_init(enc, thread_count);
c62c07d3 2770 enc->thread_count= thread_count;
85f07f22
FB
2771 switch(enc->codec_type) {
2772 case CODEC_TYPE_AUDIO:
637b5326 2773 for(j=0; j<opt_name_count; j++){
4b59cf6c 2774 char buf[256];
bd31a388 2775 const AVOption *opt;
6b80f1a1 2776 const char *str= av_get_string(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt, buf, sizeof(buf));
4b59cf6c
MN
2777 if(str && (opt->flags & AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2778 av_set_string(enc, opt_names[j], str);
637b5326 2779 }
e0d2714a 2780 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2781 audio_channels = enc->channels;
2782 audio_sample_rate = enc->sample_rate;
b4aea108 2783 if(audio_disable)
f3356e9c 2784 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2785 break;
2786 case CODEC_TYPE_VIDEO:
637b5326 2787 for(j=0; j<opt_name_count; j++){
4b59cf6c 2788 char buf[256];
bd31a388 2789 const AVOption *opt;
6b80f1a1 2790 const char *str= av_get_string(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt, buf, sizeof(buf));
4b59cf6c
MN
2791 if(str && (opt->flags & AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags & AV_OPT_FLAG_DECODING_PARAM))
2792 av_set_string(enc, opt_names[j], str);
637b5326 2793 }
85f07f22
FB
2794 frame_height = enc->height;
2795 frame_width = enc->width;
bb270c08
DB
2796 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2797 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2798 rfps = ic->streams[i]->r_frame_rate.num;
2799 rfps_base = ic->streams[i]->r_frame_rate.den;
637b5326 2800 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN
2801 if(me_threshold)
2802 enc->debug |= FF_DEBUG_MV;
d7425f59 2803
115329f1 2804 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2805
2806 if (verbose >= 0)
386c88de 2807 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2808 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2809
15bc38e5 2810 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2811 }
bf5af568 2812 /* update the current frame rate to match the stream frame rate */
b33ece16
SS
2813 frame_rate.num = rfps;
2814 frame_rate.den = rfps_base;
bdfcbbed
MK
2815
2816 enc->rate_emu = rate_emu;
b4aea108 2817 if(video_disable)
f3356e9c
MN
2818 ic->streams[i]->discard= AVDISCARD_ALL;
2819 else if(video_discard)
2820 ic->streams[i]->discard= video_discard;
85f07f22 2821 break;
254abc2e
FB
2822 case CODEC_TYPE_DATA:
2823 break;
cf7fc795 2824 case CODEC_TYPE_SUBTITLE:
11bf3847
AJ
2825 if(subtitle_disable)
2826 ic->streams[i]->discard = AVDISCARD_ALL;
cf7fc795 2827 break;
f8d7c9d3 2828 case CODEC_TYPE_ATTACHMENT:
ae38261e
MB
2829 case CODEC_TYPE_UNKNOWN:
2830 break;
51bd4565 2831 default:
0f4e8165 2832 abort();
85f07f22
FB
2833 }
2834 }
115329f1 2835
85f07f22 2836 input_files[nb_input_files] = ic;
bd1b79a1 2837 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2838 /* dump the file content */
d8019eb5
AD
2839 if (verbose >= 0)
2840 dump_format(ic, nb_input_files, filename, 0);
2841
85f07f22 2842 nb_input_files++;
79fdaa4c
FB
2843 file_iformat = NULL;
2844 file_oformat = NULL;
bdfcbbed 2845
2639c651 2846 video_channel = 0;
115329f1 2847
bdfcbbed 2848 rate_emu = 0;
a06a18c5
BC
2849 av_freep(&video_codec_name);
2850 av_freep(&audio_codec_name);
2851 av_freep(&subtitle_codec_name);
85f07f22
FB
2852}
2853
11bf3847
AJ
2854static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
2855 int *has_subtitle_ptr)
919f448d 2856{
11bf3847 2857 int has_video, has_audio, has_subtitle, i, j;
919f448d
FB
2858 AVFormatContext *ic;
2859
2860 has_video = 0;
2861 has_audio = 0;
11bf3847 2862 has_subtitle = 0;
919f448d
FB
2863 for(j=0;j<nb_input_files;j++) {
2864 ic = input_files[j];
2865 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2866 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB
2867 switch(enc->codec_type) {
2868 case CODEC_TYPE_AUDIO:
2869 has_audio = 1;
2870 break;
2871 case CODEC_TYPE_VIDEO:
2872 has_video = 1;
2873 break;
11bf3847
AJ
2874 case CODEC_TYPE_SUBTITLE:
2875 has_subtitle = 1;
2876 break;
6fb316d5 2877 case CODEC_TYPE_DATA:
f8d7c9d3 2878 case CODEC_TYPE_ATTACHMENT:
ae38261e 2879 case CODEC_TYPE_UNKNOWN:
6fb316d5 2880 break;
51bd4565 2881 default:
0f4e8165 2882 abort();
919f448d
FB
2883 }
2884 }
2885 }
2886 *has_video_ptr = has_video;
2887 *has_audio_ptr = has_audio;
11bf3847 2888 *has_subtitle_ptr = has_subtitle;
919f448d
FB
2889}
2890
cf7fc795 2891static void new_video_stream(AVFormatContext *oc)
85f07f22
FB
2892{
2893 AVStream *st;
cf7fc795
FB
2894 AVCodecContext *video_enc;
2895 int codec_id;
115329f1 2896
cf7fc795
FB
2897 st = av_new_stream(oc, oc->nb_streams);
2898 if (!st) {
2899 fprintf(stderr, "Could not alloc stream\n");
2900 exit(1);
2901 }
54cc9c46 2902 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN
2903 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
2904 video_bitstream_filters= NULL;
2905
cf7fc795 2906 if(thread_count>1)
01f4895c 2907 avcodec_thread_init(st->codec, thread_count);
115329f1 2908
01f4895c 2909 video_enc = st->codec;
115329f1 2910
cf7fc795
FB
2911 if(video_codec_tag)
2912 video_enc->codec_tag= video_codec_tag;
115329f1 2913
90ad92b3 2914 if( (video_global_header&1)
637b5326 2915 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 2916 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 2917 avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
2918 }
2919 if(video_global_header&2){
90ad92b3 2920 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
23b254fb 2921 avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 2922 }
90ad92b3 2923
cf7fc795
FB
2924 if (video_stream_copy) {
2925 st->stream_copy = 1;
2926 video_enc->codec_type = CODEC_TYPE_VIDEO;
2927 } else {
464a631c 2928 const char *p;
cf7fc795
FB
2929 int i;
2930 AVCodec *codec;
9de0be61 2931 AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
115329f1 2932
cf7fc795 2933 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
4a897224
NG
2934 if (video_codec_name)
2935 codec_id = find_codec_or_die(video_codec_name, CODEC_TYPE_VIDEO, 1);
115329f1 2936
cf7fc795
FB
2937 video_enc->codec_id = codec_id;
2938 codec = avcodec_find_encoder(codec_id);
115329f1 2939
8bbf6db9 2940 for(i=0; i<opt_name_count; i++){
4b59cf6c
MN
2941 char buf[256];
2942 const AVOption *opt;
6b80f1a1 2943 const char *str= av_get_string(avctx_opts[CODEC_TYPE_VIDEO], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
2944 if(str && (opt->flags & AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
2945 av_set_string(video_enc, opt_names[i], str);
8bbf6db9 2946 }
115329f1 2947
9de0be61
MN
2948 video_enc->time_base.den = fps.num;
2949 video_enc->time_base.num = fps.den;
cf7fc795
FB
2950 if(codec && codec->supported_framerates){
2951 const AVRational *p= codec->supported_framerates;
cf7fc795
FB
2952 const AVRational *best=NULL;
2953 AVRational best_error= (AVRational){INT_MAX, 1};
2954 for(; p->den!=0; p++){
9de0be61 2955 AVRational error= av_sub_q(fps, *p);
cf7fc795
FB
2956 if(error.num <0) error.num *= -1;
2957 if(av_cmp_q(error, best_error) < 0){
2958 best_error= error;
2959 best= p;
2960 }
2961 }
2962 video_enc->time_base.den= best->num;
2963 video_enc->time_base.num= best->den;
2964 }
115329f1 2965
cf7fc795
FB
2966 video_enc->width = frame_width + frame_padright + frame_padleft;
2967 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 2968 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795
FB
2969 video_enc->pix_fmt = frame_pix_fmt;
2970
2971 if(codec && codec->pix_fmts){
2972 const enum PixelFormat *p= codec->pix_fmts;
2973 for(; *p!=-1; p++){
2974 if(*p == video_enc->pix_fmt)
2975 break;
2976 }
2977 if(*p == -1)
2978 video_enc->pix_fmt = codec->pix_fmts[0];
2979 }
2980
babe0e8c 2981 if (intra_only)
cf7fc795
FB
2982 video_enc->gop_size = 0;
2983 if (video_qscale || same_quality) {
2984 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 2985 video_enc->global_quality=
cf7fc795
FB
2986 st->quality = FF_QP2LAMBDA * video_qscale;
2987 }
2988
2989 if(intra_matrix)
2990 video_enc->intra_matrix = intra_matrix;
2991 if(inter_matrix)
2992 video_enc->inter_matrix = inter_matrix;
2993
cf7fc795 2994 video_enc->max_qdiff = video_qdiff;
cf7fc795
FB
2995 video_enc->thread_count = thread_count;
2996 p= video_rc_override_string;
2997 for(i=0; p; i++){
2998 int start, end, q;
2999 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3000 if(e!=3){
3001 fprintf(stderr, "error parsing rc_override\n");
3002 exit(1);
3003 }
115329f1
DB
3004 video_enc->rc_override=
3005 av_realloc(video_enc->rc_override,
cf7fc795
FB
3006 sizeof(RcOverride)*(i+1));
3007 video_enc->rc_override[i].start_frame= start;
3008 video_enc->rc_override[i].end_frame = end;
3009 if(q>0){
3010 video_enc->rc_override[i].qscale= q;
3011 video_enc->rc_override[i].quality_factor= 1.0;
3012 }
3013 else{
3014 video_enc->rc_override[i].qscale= 0;
3015 video_enc->rc_override[i].quality_factor= -q/100.0;
3016 }
3017 p= strchr(p, '/');
3018 if(p) p++;
3019 }
3020 video_enc->rc_override_count=i;
079e8cb9
BC
3021 if (!video_enc->rc_initial_buffer_occupancy)
3022 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
cf7fc795 3023 video_enc->me_threshold= me_threshold;
cf7fc795
FB
3024 video_enc->intra_dc_precision= intra_dc_precision - 8;
3025 video_enc->strict_std_compliance = strict;
cf7fc795 3026
cf7fc795
FB
3027 if (do_psnr)
3028 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 3029
cf7fc795
FB
3030 /* two pass mode */
3031 if (do_pass) {
3032 if (do_pass == 1) {
3033 video_enc->flags |= CODEC_FLAG_PASS1;
3034 } else {
3035 video_enc->flags |= CODEC_FLAG_PASS2;
3036 }
3037 }
3038 }
3039
3040 /* reset some key parameters */
3041 video_disable = 0;
4a897224 3042 av_freep(&video_codec_name);
cf7fc795
FB
3043 video_stream_copy = 0;
3044}
3045
3046static void new_audio_stream(AVFormatContext *oc)
3047{
3048 AVStream *st;
3049 AVCodecContext *audio_enc;
8bbf6db9 3050 int codec_id, i;
115329f1 3051
cf7fc795
FB
3052 st = av_new_stream(oc, oc->nb_streams);
3053 if (!st) {
3054 fprintf(stderr, "Could not alloc stream\n");
3055 exit(1);
3056 }
54cc9c46 3057 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
748c2fca
MN
3058
3059 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
3060 audio_bitstream_filters= NULL;
3061
cf7fc795 3062 if(thread_count>1)
01f4895c 3063 avcodec_thread_init(st->codec, thread_count);
115329f1 3064
01f4895c 3065 audio_enc = st->codec;
cf7fc795 3066 audio_enc->codec_type = CODEC_TYPE_AUDIO;
f889d3f9 3067 audio_enc->strict_std_compliance = strict;
115329f1 3068
cf7fc795
FB
3069 if(audio_codec_tag)
3070 audio_enc->codec_tag= audio_codec_tag;
115329f1 3071
637b5326 3072 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 3073 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 3074 avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326 3075 }
cf7fc795
FB
3076 if (audio_stream_copy) {
3077 st->stream_copy = 1;
3078 audio_enc->channels = audio_channels;
3079 } else {
3080 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
115329f1 3081
8bbf6db9 3082 for(i=0; i<opt_name_count; i++){
4b59cf6c 3083 char buf[256];
bd31a388 3084 const AVOption *opt;
6b80f1a1 3085 const char *str= av_get_string(avctx_opts[CODEC_TYPE_AUDIO], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3086 if(str && (opt->flags & AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3087 av_set_string(audio_enc, opt_names[i], str);
8bbf6db9 3088 }
115329f1 3089
4a897224
NG
3090 if (audio_codec_name)
3091 codec_id = find_codec_or_die(audio_codec_name, CODEC_TYPE_AUDIO, 1);
cf7fc795 3092 audio_enc->codec_id = codec_id;
115329f1 3093
c57c770d
JR
3094 if (audio_qscale > QSCALE_NONE) {
3095 audio_enc->flags |= CODEC_FLAG_QSCALE;
3096 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
3097 }
cf7fc795 3098 audio_enc->thread_count = thread_count;
e3e3be53 3099 audio_enc->channels = audio_channels;
cf7fc795
FB
3100 }
3101 audio_enc->sample_rate = audio_sample_rate;
78e03516 3102 audio_enc->time_base= (AVRational){1, audio_sample_rate};
cf7fc795 3103 if (audio_language) {
f7d78f36 3104 av_strlcpy(st->language, audio_language, sizeof(st->language));
cf7fc795
FB
3105 av_free(audio_language);
3106 audio_language = NULL;
3107 }
3108
3109 /* reset some key parameters */
3110 audio_disable = 0;
4a897224 3111 av_freep(&audio_codec_name);
cf7fc795
FB
3112 audio_stream_copy = 0;
3113}
3114
11bf3847 3115static void new_subtitle_stream(AVFormatContext *oc)
cf7fc795 3116{
cf7fc795
FB
3117 AVStream *st;
3118 AVCodecContext *subtitle_enc;
8bbf6db9 3119 int i;
115329f1 3120
cf7fc795
FB
3121 st = av_new_stream(oc, oc->nb_streams);
3122 if (!st) {
3123 fprintf(stderr, "Could not alloc stream\n");
3124 exit(1);
3125 }
54cc9c46 3126 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE);
cf7fc795 3127
e1cc8339
RD
3128 bitstream_filters[nb_output_files][oc->nb_streams - 1]= subtitle_bitstream_filters;
3129 subtitle_bitstream_filters= NULL;
3130
01f4895c 3131 subtitle_enc = st->codec;
cf7fc795
FB
3132 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
3133 if (subtitle_stream_copy) {
3134 st->stream_copy = 1;
3135 } else {
8bbf6db9 3136 for(i=0; i<opt_name_count; i++){
4b59cf6c
MN
3137 char buf[256];
3138 const AVOption *opt;
6b80f1a1 3139 const char *str= av_get_string(avctx_opts[CODEC_TYPE_SUBTITLE], opt_names[i], &opt, buf, sizeof(buf));
4b59cf6c
MN
3140 if(str && (opt->flags & AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags & AV_OPT_FLAG_ENCODING_PARAM))
3141 av_set_string(subtitle_enc, opt_names[i], str);
8bbf6db9 3142 }
4a897224 3143 subtitle_enc->codec_id = find_codec_or_die(subtitle_codec_name, CODEC_TYPE_SUBTITLE, 1);
cf7fc795
FB
3144 }
3145
3146 if (subtitle_language) {
f7d78f36 3147 av_strlcpy(st->language, subtitle_language, sizeof(st->language));
cf7fc795
FB
3148 av_free(subtitle_language);
3149 subtitle_language = NULL;
3150 }
3151
11bf3847 3152 subtitle_disable = 0;
4a897224 3153 av_freep(&subtitle_codec_name);
cf7fc795
FB
3154 subtitle_stream_copy = 0;
3155}
3156
3157static void opt_new_audio_stream(void)
3158{
3159 AVFormatContext *oc;
3160 if (nb_output_files <= 0) {
3161 fprintf(stderr, "At least one output file must be specified\n");
3162 exit(1);
3163 }
3164 oc = output_files[nb_output_files - 1];
3165 new_audio_stream(oc);
3166}
3167
3168static void opt_new_video_stream(void)
3169{
3170 AVFormatContext *oc;
3171 if (nb_output_files <= 0) {
3172 fprintf(stderr, "At least one output file must be specified\n");
3173 exit(1);
3174 }
3175 oc = output_files[nb_output_files - 1];
3176 new_video_stream(oc);
3177}
3178
11bf3847
AJ
3179static void opt_new_subtitle_stream(void)
3180{
3181 AVFormatContext *oc;
3182 if (nb_output_files <= 0) {
3183 fprintf(stderr, "At least one output file must be specified\n");
3184 exit(1);
3185 }
3186 oc = output_files[nb_output_files - 1];
3187 new_subtitle_stream(oc);
3188}
3189
cf7fc795
FB
3190static void opt_output_file(const char *filename)
3191{
3192 AVFormatContext *oc;
11bf3847
AJ
3193 int use_video, use_audio, use_subtitle;
3194 int input_has_video, input_has_audio, input_has_subtitle, i;
817b23ff 3195 AVFormatParameters params, *ap = &params;
85f07f22
FB
3196
3197 if (!strcmp(filename, "-"))
3198 filename = "pipe:";
3199
bc874dae 3200 oc = av_alloc_format_context();
85f07f22 3201
79fdaa4c
FB
3202 if (!file_oformat) {
3203 file_oformat = guess_format(NULL, filename, NULL);
3204 if (!file_oformat) {
4021300c 3205 fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
79fdaa4c
FB
3206 filename);
3207 exit(1);
3208 }
85f07f22 3209 }
115329f1 3210
79fdaa4c 3211 oc->oformat = file_oformat;
f7d78f36 3212 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
85f07f22 3213
115329f1 3214 if (!strcmp(file_oformat->name, "ffm") &&
f7d78f36 3215 av_strstart(filename, "http:", NULL)) {
85f07f22
FB
3216 /* special case for files sent to ffserver: we get the stream
3217 parameters from ffserver */
3218 if (read_ffserver_streams(oc, filename) < 0) {
3219 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3220 exit(1);
3221 }
3222 } else {
4a897224
NG
3223 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name;
3224 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name;
3225 use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name;
919f448d 3226
e30a2846
FB
3227 /* disable if no corresponding type found and at least one
3228 input file */
3229 if (nb_input_files > 0) {
11bf3847
AJ
3230 check_audio_video_sub_inputs(&input_has_video, &input_has_audio,
3231 &input_has_subtitle);
e30a2846
FB
3232 if (!input_has_video)
3233 use_video = 0;
3234 if (!input_has_audio)
3235 use_audio = 0;
11bf3847
AJ
3236 if (!input_has_subtitle)
3237 use_subtitle = 0;
e30a2846 3238 }
919f448d
FB
3239
3240 /* manual disable */
85f07f22
FB
3241 if (audio_disable) {
3242 use_audio = 0;
3243 }
3244 if (video_disable) {
3245 use_video = 0;
3246 }
11bf3847
AJ
3247 if (subtitle_disable) {
3248 use_subtitle = 0;
3249 }
115329f1 3250
85f07f22 3251 if (use_video) {
cf7fc795 3252 new_video_stream(oc);
85f07f22 3253 }
115329f1 3254
85f07f22 3255 if (use_audio) {
cf7fc795 3256 new_audio_stream(oc);
85f07f22
FB
3257 }
3258
11bf3847
AJ
3259 if (use_subtitle) {
3260 new_subtitle_stream(oc);
3261 }
3262
4568325a 3263 oc->timestamp = rec_timestamp;
115329f1 3264
bb270c08 3265 if (str_title)
f7d78f36 3266 av_strlcpy(oc->title, str_title, sizeof(oc->title));
85f07f22 3267 if (str_author)
f7d78f36 3268 av_strlcpy(oc->author, str_author, sizeof(oc->author));
85f07f22 3269 if (str_copyright)
f7d78f36 3270 av_strlcpy(oc->copyright, str_copyright, sizeof(oc->copyright));
85f07f22 3271 if (str_comment)
f7d78f36 3272 av_strlcpy(oc->comment, str_comment, sizeof(oc->comment));
63d5075c 3273 if (str_album)
f7d78f36 3274 av_strlcpy(oc->album, str_album, sizeof(oc->album));
ab759f6e 3275 if (str_genre)
3276 av_strlcpy(oc->genre, str_genre, sizeof(oc->genre));
85f07f22
FB
3277 }
3278
1629626f 3279 output_files[nb_output_files++] = oc;
85f07f22 3280
919f448d 3281 /* check filename in case of an image number is expected */
79fdaa4c 3282 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
5c07cf53 3283 if (!av_filename_number_test(oc->filename)) {
79fdaa4c 3284 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3285 exit(1);
79fdaa4c 3286 }
919f448d
FB
3287 }
3288
79fdaa4c 3289 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22 3290 /* test if it already exists to avoid loosing precious files */
115329f1 3291 if (!file_overwrite &&
85f07f22 3292 (strchr(filename, ':') == NULL ||
a5baedea 3293 filename[1] == ':' ||
f7d78f36 3294 av_strstart(filename, "file:", NULL))) {
85f07f22
FB
3295 if (url_exist(filename)) {
3296 int c;
115329f1 3297
d9a916e2
CY
3298 if ( !using_stdin ) {
3299 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3300 fflush(stderr);
3301 c = getchar();
3302 if (toupper(c) != 'Y') {
3303 fprintf(stderr, "Not overwriting - exiting\n");
3304 exit(1);
3305 }
bb270c08
DB
3306 }
3307 else {
d9a916e2 3308 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3309 exit(1);
bb270c08 3310 }
85f07f22
FB
3311 }
3312 }
115329f1 3313
85f07f22
FB
3314 /* open the file */
3315 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3316 fprintf(stderr, "Could not open '%s'\n", filename);
3317 exit(1);
3318 }
3319 }
3320
817b23ff 3321 memset(ap, 0, sizeof(*ap));
817b23ff
FB
3322 if (av_set_parameters(oc, ap) < 0) {