malloc padding to avoid reading past the malloc()ed area.
[libav.git] / ffmpeg.c
CommitLineData
85f07f22
FB
1/*
2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
bf5af568
FB
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
85f07f22 9 *
bf5af568 10 * This library is distributed in the hope that it will be useful,
85f07f22 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
FB
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
85f07f22 14 *
bf5af568
FB
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
85f07f22 18 */
daf8e955 19#define HAVE_AV_CONFIG_H
22f7a060 20#include <limits.h>
daf8e955 21#include "avformat.h"
10d104e4 22#include "framehook.h"
1ac31760 23#include "dsputil.h"
6fd46414 24#include "opt.h"
daf8e955 25
bdc4796f 26#ifndef CONFIG_WIN32
85f07f22
FB
27#include <unistd.h>
28#include <fcntl.h>
29#include <sys/ioctl.h>
85f07f22 30#include <sys/time.h>
85f07f22 31#include <termios.h>
5727b222 32#include <sys/resource.h>
9680a722 33#include <signal.h>
bdc4796f 34#endif
f3ec2d46
SG
35#ifdef CONFIG_OS2
36#include <sys/types.h>
37#include <sys/select.h>
38#include <stdlib.h>
39#endif
64c020a8 40#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 41#include <time.h>
85f07f22 42
01310af2
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43#include "cmdutils.h"
44
2b18dcd0
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45#undef NDEBUG
46#include <assert.h>
47
8aa1e3da
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48#if !defined(INFINITY) && defined(HUGE_VAL)
49#define INFINITY HUGE_VAL
50#endif
85f07f22 51
85f07f22
FB
52/* select an input stream for an output stream */
53typedef struct AVStreamMap {
54 int file_index;
55 int stream_index;
b4a3389e
WG
56 int sync_file_index;
57 int sync_stream_index;
85f07f22
FB
58} AVStreamMap;
59
0a38bafd
PB
60/** select an input file for an output file */
61typedef struct AVMetaDataMap {
62 int out_file;
63 int in_file;
64} AVMetaDataMap;
65
85f07f22
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66extern const OptionDef options[];
67
02d504a7
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68static void show_help(void);
69static void show_license(void);
637b5326 70static int opt_default(const char *opt, const char *arg);
85f07f22
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71
72#define MAX_FILES 20
73
74static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 75static int64_t input_files_ts_offset[MAX_FILES];
85f07f22
FB
76static int nb_input_files = 0;
77
78static AVFormatContext *output_files[MAX_FILES];
79static int nb_output_files = 0;
80
81static AVStreamMap stream_maps[MAX_FILES];
82static int nb_stream_maps;
83
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84static AVMetaDataMap meta_data_maps[MAX_FILES];
85static int nb_meta_data_maps;
86
79fdaa4c
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87static AVInputFormat *file_iformat;
88static AVOutputFormat *file_oformat;
817b23ff 89static AVImageFormat *image_format;
55cf1959
MN
90static int frame_width = 0;
91static int frame_height = 0;
880e8ba7 92static float frame_aspect_ratio = 0;
644a9262 93static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
1ff93ffc
TK
94static int frame_padtop = 0;
95static int frame_padbottom = 0;
96static int frame_padleft = 0;
97static int frame_padright = 0;
98static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN
99static int frame_topBand = 0;
100static int frame_bottomBand = 0;
101static int frame_leftBand = 0;
102static int frame_rightBand = 0;
cf7fc795 103static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
14bea432
MN
104static int frame_rate = 25;
105static int frame_rate_base = 1;
3aa102be
MN
106static int video_bit_rate = 200*1000;
107static int video_bit_rate_tolerance = 4000*1000;
158c7f05 108static float video_qscale = 0;
3aa102be
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109static int video_qmin = 2;
110static int video_qmax = 31;
4ea4b274
MN
111static int video_lmin = 2*FF_QP2LAMBDA;
112static int video_lmax = 31*FF_QP2LAMBDA;
6e0d8c06
MN
113static int video_mb_lmin = 2*FF_QP2LAMBDA;
114static int video_mb_lmax = 31*FF_QP2LAMBDA;
9cdd6a24
MN
115static int video_qdiff = 3;
116static float video_qblur = 0.5;
6a5d4395 117static float video_qsquish = 0.0;
9cdd6a24 118static float video_qcomp = 0.5;
84f608f4
VM
119static uint16_t *intra_matrix = NULL;
120static uint16_t *inter_matrix = NULL;
ac2830ec 121#if 0 //experimental, (can be removed)
3aa102be
MN
122static float video_rc_qsquish=1.0;
123static float video_rc_qmod_amp=0;
124static int video_rc_qmod_freq=0;
ac2830ec 125#endif
3aa102be
MN
126static char *video_rc_override_string=NULL;
127static char *video_rc_eq="tex^qComp";
128static int video_rc_buffer_size=0;
129static float video_rc_buffer_aggressivity=1.0;
130static int video_rc_max_rate=0;
131static int video_rc_min_rate=0;
132static float video_rc_initial_cplx=0;
133static float video_b_qfactor = 1.25;
134static float video_b_qoffset = 1.25;
b3a391e8 135static float video_i_qfactor = -0.8;
3aa102be 136static float video_i_qoffset = 0.0;
303e50e6
MN
137static int video_intra_quant_bias= FF_DEFAULT_QUANT_BIAS;
138static int video_inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
3bea5386 139static int me_method = ME_EPZS;
85f07f22 140static int video_disable = 0;
f3356e9c 141static int video_discard = 0;
85f07f22 142static int video_codec_id = CODEC_ID_NONE;
b2a2197e 143static int video_codec_tag = 0;
85f07f22 144static int same_quality = 0;
bc6caae2 145static int b_frames = 0;
68fc9c27 146static int b_strategy = 0;
9c3d33d6 147static int pre_me = 0;
cfcf0ffd 148static int do_deinterlace = 0;
4d2858de 149static int workaround_bugs = FF_BUG_AUTODETECT;
1dbb6d90 150static int packet_size = 0;
7ebfc0ea 151static int error_rate = 0;
f560dd82 152static int strict = 0;
bb198e19 153static int top_field_first = -1;
303e50e6 154static int sc_threshold = 0;
f4f3223f 155static int me_threshold = 0;
f20f8a8b 156static int mb_threshold = 0;
1a11cbcc 157static int intra_dc_precision = 8;
09c3e44e 158static int me_penalty_compensation= 256;
bbf18b21
MN
159static int frame_skip_threshold= 0;
160static int frame_skip_factor= 0;
0fd6aea1 161static int frame_skip_exp= 0;
b1b77fe9 162extern int loop_input; /* currently a hack */
8108551a 163static int loop_output = AVFMT_NOOUTPUTLOOP;
30bc6613 164static int genpts = 0;
85f07f22
FB
165
166static int gop_size = 12;
167static int intra_only = 0;
168static int audio_sample_rate = 44100;
169static int audio_bit_rate = 64000;
c57c770d
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170#define QSCALE_NONE -99999
171static float audio_qscale = QSCALE_NONE;
85f07f22
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172static int audio_disable = 0;
173static int audio_channels = 1;
174static int audio_codec_id = CODEC_ID_NONE;
b2a2197e 175static int audio_codec_tag = 0;
cf7fc795
FB
176static char *audio_language = NULL;
177
178static int subtitle_codec_id = CODEC_ID_NONE;
179static char *subtitle_language = NULL;
85f07f22 180
2db3c638
MN
181static int mux_rate= 0;
182static int mux_packet_size= 0;
17c88cb0
MN
183static float mux_preload= 0.5;
184static float mux_max_delay= 0.7;
2db3c638 185
0c1a9eda 186static int64_t recording_time = 0;
8831db5c 187static int64_t start_time = 0;
4568325a 188static int64_t rec_timestamp = 0;
a6a92a9a 189static int64_t input_ts_offset = 0;
85f07f22
FB
190static int file_overwrite = 0;
191static char *str_title = NULL;
192static char *str_author = NULL;
193static char *str_copyright = NULL;
194static char *str_comment = NULL;
5727b222 195static int do_benchmark = 0;
a0663ba4 196static int do_hex_dump = 0;
254abc2e 197static int do_pkt_dump = 0;
43f1708f 198static int do_psnr = 0;
ce7c56c2 199static int do_vstats = 0;
5abdb4b1
FB
200static int do_pass = 0;
201static char *pass_logfilename = NULL;
1629626f
FB
202static int audio_stream_copy = 0;
203static int video_stream_copy = 0;
cf7fc795 204static int subtitle_stream_copy = 0;
986ebcdb
MN
205static int video_sync_method= 1;
206static int audio_sync_method= 0;
72bd8100 207static int copy_ts= 0;
ca80810b 208static int opt_shortest = 0; //
90ad92b3 209static int video_global_header = 0;
5abdb4b1 210
bdfcbbed
MK
211static int rate_emu = 0;
212
6beefa40
MN
213#ifdef CONFIG_BKTR
214static char *video_grab_format = "bktr";
215#else
8aa3ee32 216static char *video_grab_format = "video4linux";
6beefa40 217#endif
79a7c268 218static char *video_device = NULL;
2639c651 219static char *grab_device = NULL;
a5df11ab 220static int video_channel = 0;
e3ee3283 221static char *video_standard = "ntsc";
79a7c268 222
8aa3ee32 223static char *audio_grab_format = "audio_device";
79a7c268 224static char *audio_device = NULL;
a9aa3467 225static int audio_volume = 256;
8aa3ee32 226
d9a916e2 227static int using_stdin = 0;
bee0d9e5 228static int using_vhook = 0;
f068206e 229static int verbose = 1;
9c3d33d6 230static int thread_count= 1;
b51469a0 231static int q_pressed = 0;
2f0472ff 232static int me_range = 0;
1008ceb3
MN
233static int64_t video_size = 0;
234static int64_t audio_size = 0;
235static int64_t extra_size = 0;
a6a92a9a
WG
236static int nb_frames_dup = 0;
237static int nb_frames_drop = 0;
6e454c38 238static int input_sync;
b6e16b86 239static int limit_filesize = 0; //
d9a916e2 240
5b6d5596
MN
241static int pgmyuv_compatibility_hack=0;
242
8bbf6db9
MN
243const char **opt_names=NULL;
244int opt_name_count=0;
245AVCodecContext *avctx_opts;
246
5b6d5596 247
5abdb4b1 248#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22 249
b4a3389e
WG
250struct AVInputStream;
251
85f07f22
FB
252typedef struct AVOutputStream {
253 int file_index; /* file index */
254 int index; /* stream index in the output file */
255 int source_index; /* AVInputStream index */
256 AVStream *st; /* stream in the output file */
ec5517d5
FB
257 int encoding_needed; /* true if encoding needed for this stream */
258 int frame_number;
259 /* input pts and corresponding output pts
260 for A/V sync */
b4a3389e
WG
261 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
262 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 263 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 264 /* video only */
34b10a57 265 int video_resample; /* video_resample and video_crop are mutually exclusive */
a4d36c11 266 AVFrame pict_tmp; /* temporary image for resampling */
85f07f22 267 ImgReSampleContext *img_resample_ctx; /* for image resampling */
34b10a57
D
268
269 int video_crop; /* video_resample and video_crop are mutually exclusive */
270 int topBand; /* cropping area sizes */
271 int leftBand;
85f07f22 272
1ff93ffc
TK
273 int video_pad; /* video_resample and video_pad are mutually exclusive */
274 int padtop; /* padding area sizes */
275 int padbottom;
276 int padleft;
277 int padright;
278
85f07f22
FB
279 /* audio only */
280 int audio_resample;
281 ReSampleContext *resample; /* for audio resampling */
282 FifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 283 FILE *logfile;
85f07f22
FB
284} AVOutputStream;
285
286typedef struct AVInputStream {
287 int file_index;
288 int index;
289 AVStream *st;
290 int discard; /* true if stream data should be discarded */
291 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 292 int64_t sample_index; /* current sample */
bdfcbbed
MK
293
294 int64_t start; /* time when read started */
295 unsigned long frame; /* current frame */
254abc2e
FB
296 int64_t next_pts; /* synthetic pts for cases where pkt.pts
297 is not defined */
e7d0374f 298 int64_t pts; /* current pts */
ff4905a5 299 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB
300} AVInputStream;
301
302typedef struct AVInputFile {
303 int eof_reached; /* true if eof reached */
304 int ist_index; /* index of first stream in ist_table */
305 int buffer_size; /* current total buffer size */
306 int buffer_size_max; /* buffer size at which we consider we can stop
307 buffering */
79fdaa4c 308 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
309} AVInputFile;
310
bdc4796f
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311#ifndef CONFIG_WIN32
312
85f07f22
FB
313/* init terminal so that we can grab keys */
314static struct termios oldtty;
315
316static void term_exit(void)
317{
318 tcsetattr (0, TCSANOW, &oldtty);
319}
320
9680a722
RP
321static volatile sig_atomic_t received_sigterm = 0;
322
323static void
324sigterm_handler(int sig)
325{
326 received_sigterm = sig;
327 term_exit();
328}
329
85f07f22
FB
330static void term_init(void)
331{
332 struct termios tty;
333
334 tcgetattr (0, &tty);
335 oldtty = tty;
336
337 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
338 |INLCR|IGNCR|ICRNL|IXON);
339 tty.c_oflag |= OPOST;
340 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
341 tty.c_cflag &= ~(CSIZE|PARENB);
342 tty.c_cflag |= CS8;
343 tty.c_cc[VMIN] = 1;
344 tty.c_cc[VTIME] = 0;
345
346 tcsetattr (0, TCSANOW, &tty);
347
9680a722
RP
348 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
349 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
350 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
351 /*
352 register a function to be called at normal program termination
353 */
85f07f22 354 atexit(term_exit);
9ddd71fc
FR
355#ifdef CONFIG_BEOS_NETSERVER
356 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
357#endif
85f07f22
FB
358}
359
360/* read a key without blocking */
361static int read_key(void)
362{
9ddd71fc 363 int n = 1;
85f07f22 364 unsigned char ch;
9ddd71fc
FR
365#ifndef CONFIG_BEOS_NETSERVER
366 struct timeval tv;
85f07f22
FB
367 fd_set rfds;
368
369 FD_ZERO(&rfds);
370 FD_SET(0, &rfds);
371 tv.tv_sec = 0;
372 tv.tv_usec = 0;
373 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 374#endif
85f07f22 375 if (n > 0) {
cb09b2ed
PG
376 n = read(0, &ch, 1);
377 if (n == 1)
85f07f22 378 return ch;
cb09b2ed
PG
379
380 return n;
85f07f22
FB
381 }
382 return -1;
383}
384
b51469a0
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385static int decode_interrupt_cb(void)
386{
387 return q_pressed || (q_pressed = read_key() == 'q');
388}
389
a38469e1 390#else
85f07f22 391
bee0d9e5
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392static volatile int received_sigterm = 0;
393
a38469e1
FB
394/* no interactive support */
395static void term_exit(void)
85f07f22 396{
a38469e1 397}
85f07f22 398
a38469e1
FB
399static void term_init(void)
400{
401}
85f07f22 402
a38469e1
FB
403static int read_key(void)
404{
cb09b2ed 405 return 0;
85f07f22
FB
406}
407
a38469e1 408#endif
bdc4796f 409
b29f97d1 410static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 411{
79fdaa4c 412 int i, err;
85f07f22
FB
413 AVFormatContext *ic;
414
79fdaa4c
FB
415 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
416 if (err < 0)
417 return err;
85f07f22
FB
418 /* copy stream format */
419 s->nb_streams = ic->nb_streams;
420 for(i=0;i<ic->nb_streams;i++) {
421 AVStream *st;
1e491e29 422
f37f8d4c 423 // FIXME: a more elegant solution is needed
e1031171 424 st = av_mallocz(sizeof(AVStream));
85f07f22 425 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c
AB
426 st->codec = avcodec_alloc_context();
427 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22
FB
428 s->streams[i] = st;
429 }
430
431 av_close_input_file(ic);
432 return 0;
433}
434
b4a3389e
WG
435static double
436get_sync_ipts(const AVOutputStream *ost)
437{
438 const AVInputStream *ist = ost->sync_ist;
439 return (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/AV_TIME_BASE;
440}
441
817b23ff 442#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22
FB
443
444static void do_audio_out(AVFormatContext *s,
445 AVOutputStream *ost,
446 AVInputStream *ist,
447 unsigned char *buf, int size)
448{
0c1a9eda 449 uint8_t *buftmp;
d66c7abc
SC
450 static uint8_t *audio_buf = NULL;
451 static uint8_t *audio_out = NULL;
558eae03 452 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 453
85f07f22 454 int size_out, frame_bytes, ret;
01f4895c 455 AVCodecContext *enc= ost->st->codec;
85f07f22 456
d66c7abc
SC
457 /* SC: dynamic allocation of buffers */
458 if (!audio_buf)
459 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
460 if (!audio_out)
558eae03 461 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
462 if (!audio_buf || !audio_out)
463 return; /* Should signal an error ! */
464
986ebcdb 465 if(audio_sync_method){
b4a3389e 466 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
01f4895c
MN
467 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec->channels * 2);
468 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
469 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 470
986ebcdb
MN
471 //FIXME resample delay
472 if(fabs(delta) > 50){
ff4905a5
MN
473 if(ist->is_start){
474 if(byte_delta < 0){
f41dd5aa 475 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
476 size += byte_delta;
477 buf -= byte_delta;
478 if(verbose > 2)
479 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
480 if(!size)
481 return;
482 ist->is_start=0;
483 }else{
484 static uint8_t *input_tmp= NULL;
485 input_tmp= av_realloc(input_tmp, byte_delta + size);
486
487 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
488 ist->is_start=0;
489 else
490 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
491
492 memset(input_tmp, 0, byte_delta);
493 memcpy(input_tmp + byte_delta, buf, size);
494 buf= input_tmp;
495 size += byte_delta;
496 if(verbose > 2)
497 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
498 }
499 }else if(audio_sync_method>1){
500 int comp= clip(delta, -audio_sync_method, audio_sync_method);
501 assert(ost->audio_resample);
502 if(verbose > 2)
503 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
01f4895c 504// fprintf(stderr, "drift:%f len:%d opts:%lld ipts:%lld fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec->channels * 2));
ff4905a5
MN
505 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
506 }
507 }
986ebcdb 508 }else
b4a3389e 509 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
01f4895c 510 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
511
512 if (ost->audio_resample) {
513 buftmp = audio_buf;
514 size_out = audio_resample(ost->resample,
515 (short *)buftmp, (short *)buf,
01f4895c 516 size / (ist->st->codec->channels * 2));
85f07f22
FB
517 size_out = size_out * enc->channels * 2;
518 } else {
519 buftmp = buf;
520 size_out = size;
521 }
522
523 /* now encode as many frames as possible */
a0663ba4 524 if (enc->frame_size > 1) {
85f07f22
FB
525 /* output resampled raw samples */
526 fifo_write(&ost->fifo, buftmp, size_out,
527 &ost->fifo.wptr);
528
529 frame_bytes = enc->frame_size * 2 * enc->channels;
530
531 while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
532 &ost->fifo.rptr) == 0) {
e928649b
MN
533 AVPacket pkt;
534 av_init_packet(&pkt);
535
558eae03 536 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 537 (short *)audio_buf);
1008ceb3 538 audio_size += ret;
e928649b
MN
539 pkt.stream_index= ost->index;
540 pkt.data= audio_out;
541 pkt.size= ret;
e7902f20 542 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 543 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 544 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 545 av_interleaved_write_frame(s, &pkt);
986ebcdb
MN
546
547 ost->sync_opts += enc->frame_size;
85f07f22
FB
548 }
549 } else {
e928649b
MN
550 AVPacket pkt;
551 av_init_packet(&pkt);
986ebcdb 552
c43042a7 553 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 554
a0663ba4
FB
555 /* output a pcm frame */
556 /* XXX: change encoding codec API to avoid this ? */
557 switch(enc->codec->id) {
b461b3bc
RD
558 case CODEC_ID_PCM_S32LE:
559 case CODEC_ID_PCM_S32BE:
560 case CODEC_ID_PCM_U32LE:
561 case CODEC_ID_PCM_U32BE:
562 size_out = size_out << 1;
563 break;
564 case CODEC_ID_PCM_S24LE:
565 case CODEC_ID_PCM_S24BE:
566 case CODEC_ID_PCM_U24LE:
567 case CODEC_ID_PCM_U24BE:
568 case CODEC_ID_PCM_S24DAUD:
569 size_out = size_out / 2 * 3;
570 break;
a0663ba4
FB
571 case CODEC_ID_PCM_S16LE:
572 case CODEC_ID_PCM_S16BE:
573 case CODEC_ID_PCM_U16LE:
574 case CODEC_ID_PCM_U16BE:
575 break;
576 default:
577 size_out = size_out >> 1;
578 break;
579 }
580 ret = avcodec_encode_audio(enc, audio_out, size_out,
ff29712a 581 (short *)buftmp);
1008ceb3 582 audio_size += ret;
e928649b
MN
583 pkt.stream_index= ost->index;
584 pkt.data= audio_out;
585 pkt.size= ret;
e7902f20 586 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 587 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 588 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 589 av_interleaved_write_frame(s, &pkt);
85f07f22
FB
590 }
591}
592
10d104e4
PG
593static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
594{
595 AVCodecContext *dec;
596 AVPicture *picture2;
597 AVPicture picture_tmp;
0c1a9eda 598 uint8_t *buf = 0;
10d104e4 599
01f4895c 600 dec = ist->st->codec;
10d104e4
PG
601
602 /* deinterlace : must be done before any resize */
bee0d9e5 603 if (do_deinterlace || using_vhook) {
10d104e4
PG
604 int size;
605
606 /* create temporary picture */
607 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
608 buf = av_malloc(size);
609 if (!buf)
610 return;
611
612 picture2 = &picture_tmp;
613 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
614
dafc3856
MN
615 if (do_deinterlace){
616 if(avpicture_deinterlace(picture2, picture,
617 dec->pix_fmt, dec->width, dec->height) < 0) {
618 /* if error, do not deinterlace */
619 av_free(buf);
620 buf = NULL;
621 picture2 = picture;
622 }
623 } else {
bee0d9e5
CY
624 if (img_convert(picture2, dec->pix_fmt, picture,
625 dec->pix_fmt, dec->width, dec->height) < 0) {
626 /* if error, do not copy */
627 av_free(buf);
628 buf = NULL;
629 picture2 = picture;
630 }
631 }
10d104e4
PG
632 } else {
633 picture2 = picture;
634 }
635
636 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height);
637
638 if (picture != picture2)
639 *picture = *picture2;
640 *bufp = buf;
641}
642
ec5517d5
FB
643/* we begin to correct av delay at this threshold */
644#define AV_DELAY_MAX 0.100
85f07f22 645
1ff93ffc
TK
646
647/* Expects img to be yuv420 */
648static void fill_pad_region(AVPicture* img, int height, int width,
649 int padtop, int padbottom, int padleft, int padright, int *color) {
650
651 int i, y, shift;
652 uint8_t *optr;
653
654 for (i = 0; i < 3; i++) {
655 shift = (i == 0) ? 0 : 1;
656
657 if (padtop || padleft) {
658 memset(img->data[i], color[i], (((img->linesize[i] * padtop) +
659 padleft) >> shift));
660 }
661
662 if (padleft || padright) {
663 optr = img->data[i] + (img->linesize[i] * (padtop >> shift)) +
664 (img->linesize[i] - (padright >> shift));
665
da723fd2 666 for (y = 0; y < ((height - (padtop + padbottom) - 1) >> shift); y++) {
1ff93ffc
TK
667 memset(optr, color[i], (padleft + padright) >> shift);
668 optr += img->linesize[i];
669 }
670 }
671
da723fd2
C
672 if (padbottom || padright) {
673 optr = img->data[i] + (((img->linesize[i] * (height - padbottom)) - padright) >> shift);
674 memset(optr, color[i], (((img->linesize[i] * padbottom) + padright) >> shift));
1ff93ffc
TK
675 }
676 }
677}
678
cf7fc795
FB
679static void do_subtitle_out(AVFormatContext *s,
680 AVOutputStream *ost,
681 AVInputStream *ist,
682 AVSubtitle *sub,
683 int64_t pts)
684{
685 static uint8_t *subtitle_out = NULL;
686 int subtitle_out_max_size = 65536;
687 int subtitle_out_size, nb, i;
688 AVCodecContext *enc;
689 AVPacket pkt;
690
691 if (pts == AV_NOPTS_VALUE) {
692 fprintf(stderr, "Subtitle packets must have a pts\n");
693 return;
694 }
695
01f4895c 696 enc = ost->st->codec;
cf7fc795
FB
697
698 if (!subtitle_out) {
699 subtitle_out = av_malloc(subtitle_out_max_size);
700 }
701
702 /* Note: DVB subtitle need one packet to draw them and one other
703 packet to clear them */
704 /* XXX: signal it in the codec context ? */
705 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
706 nb = 2;
707 else
708 nb = 1;
709
710 for(i = 0; i < nb; i++) {
711 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
712 subtitle_out_max_size, sub);
713
714 av_init_packet(&pkt);
715 pkt.stream_index = ost->index;
716 pkt.data = subtitle_out;
717 pkt.size = subtitle_out_size;
718 pkt.pts = av_rescale_q(av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
719 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
720 /* XXX: the pts correction is handled here. Maybe handling
721 it in the codec would be better */
722 if (i == 0)
723 pkt.pts += 90 * sub->start_display_time;
724 else
725 pkt.pts += 90 * sub->end_display_time;
726 }
727 av_interleaved_write_frame(s, &pkt);
728 }
729}
730
8a6cb114 731static int bit_buffer_size= 1024*256;
27537106 732static uint8_t *bit_buffer= NULL;
1ff93ffc 733
85f07f22
FB
734static void do_video_out(AVFormatContext *s,
735 AVOutputStream *ost,
736 AVInputStream *ist,
7a0f9d7e 737 AVFrame *in_picture,
986ebcdb 738 int *frame_size)
85f07f22 739{
ec5517d5 740 int nb_frames, i, ret;
a4d36c11
MN
741 AVFrame *final_picture, *formatted_picture;
742 AVFrame picture_format_temp, picture_crop_temp;
0c1a9eda 743 uint8_t *buf = NULL, *buf1 = NULL;
cfcf0ffd 744 AVCodecContext *enc, *dec;
a686caf0 745 enum PixelFormat target_pixfmt;
a4d36c11 746
a4d36c11
MN
747 avcodec_get_frame_defaults(&picture_format_temp);
748 avcodec_get_frame_defaults(&picture_crop_temp);
749
01f4895c
MN
750 enc = ost->st->codec;
751 dec = ist->st->codec;
85f07f22 752
ec5517d5
FB
753 /* by default, we output a single frame */
754 nb_frames = 1;
755
204c0f48
PG
756 *frame_size = 0;
757
986ebcdb 758 if(video_sync_method){
10d104e4 759 double vdelta;
b4a3389e 760 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN
761 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
762 if (vdelta < -1.1)
763 nb_frames = 0;
764 else if (vdelta > 1.1)
70122f29 765 nb_frames = lrintf(vdelta);
72bd8100 766//fprintf(stderr, "vdelta:%f, ost->sync_opts:%lld, ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
50c3dd32
MN
767 if (nb_frames == 0){
768 ++nb_frames_drop;
769 if (verbose>2)
770 fprintf(stderr, "*** drop!\n");
8300609b
MN
771 }else if (nb_frames > 1) {
772 nb_frames_dup += nb_frames;
50c3dd32 773 if (verbose>2)
8300609b 774 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
775 }
776 }else
b4a3389e 777 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 778
7ca60994 779 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
ec5517d5 780 if (nb_frames <= 0)
85f07f22 781 return;
ce7c56c2 782
cfcf0ffd 783 /* convert pixel format if needed */
1ff93ffc
TK
784 target_pixfmt = ost->video_resample || ost->video_pad
785 ? PIX_FMT_YUV420P : enc->pix_fmt;
a686caf0 786 if (dec->pix_fmt != target_pixfmt) {
cfcf0ffd
FB
787 int size;
788
789 /* create temporary picture */
39518b49 790 size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
0f1578af 791 buf = av_malloc(size);
cfcf0ffd
FB
792 if (!buf)
793 return;
34b10a57 794 formatted_picture = &picture_format_temp;
a4d36c11 795 avpicture_fill((AVPicture*)formatted_picture, buf, target_pixfmt, dec->width, dec->height);
cfcf0ffd 796
a4d36c11 797 if (img_convert((AVPicture*)formatted_picture, target_pixfmt,
7a0f9d7e 798 (AVPicture *)in_picture, dec->pix_fmt,
cfcf0ffd 799 dec->width, dec->height) < 0) {
d8019eb5
AD
800
801 if (verbose >= 0)
802 fprintf(stderr, "pixel format conversion not handled\n");
803
cfcf0ffd
FB
804 goto the_end;
805 }
806 } else {
a4d36c11 807 formatted_picture = in_picture;
cfcf0ffd
FB
808 }
809
1ff93ffc 810 /* XXX: resampling could be done before raw format conversion in
cfcf0ffd
FB
811 some cases to go faster */
812 /* XXX: only works for YUV420P */
85f07f22 813 if (ost->video_resample) {
34b10a57 814 final_picture = &ost->pict_tmp;
a4d36c11 815 img_resample(ost->img_resample_ctx, (AVPicture*)final_picture, (AVPicture*)formatted_picture);
1ff93ffc
TK
816
817 if (ost->padtop || ost->padbottom || ost->padleft || ost->padright) {
a4d36c11 818 fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
1ff93ffc
TK
819 ost->padtop, ost->padbottom, ost->padleft, ost->padright,
820 padcolor);
821 }
822
a686caf0
RS
823 if (enc->pix_fmt != PIX_FMT_YUV420P) {
824 int size;
825
826 av_free(buf);
827 /* create temporary picture */
828 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
829 buf = av_malloc(size);
830 if (!buf)
831 return;
832 final_picture = &picture_format_temp;
a4d36c11 833 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
a686caf0 834
a4d36c11
MN
835 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
836 (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
a686caf0 837 enc->width, enc->height) < 0) {
d8019eb5
AD
838
839 if (verbose >= 0)
840 fprintf(stderr, "pixel format conversion not handled\n");
841
a686caf0
RS
842 goto the_end;
843 }
844 }
34b10a57
D
845 } else if (ost->video_crop) {
846 picture_crop_temp.data[0] = formatted_picture->data[0] +
847 (ost->topBand * formatted_picture->linesize[0]) + ost->leftBand;
848
849 picture_crop_temp.data[1] = formatted_picture->data[1] +
850 ((ost->topBand >> 1) * formatted_picture->linesize[1]) +
851 (ost->leftBand >> 1);
852
853 picture_crop_temp.data[2] = formatted_picture->data[2] +
854 ((ost->topBand >> 1) * formatted_picture->linesize[2]) +
855 (ost->leftBand >> 1);
856
857 picture_crop_temp.linesize[0] = formatted_picture->linesize[0];
858 picture_crop_temp.linesize[1] = formatted_picture->linesize[1];
859 picture_crop_temp.linesize[2] = formatted_picture->linesize[2];
860 final_picture = &picture_crop_temp;
1ff93ffc
TK
861 } else if (ost->video_pad) {
862 final_picture = &ost->pict_tmp;
863
864 for (i = 0; i < 3; i++) {
865 uint8_t *optr, *iptr;
866 int shift = (i == 0) ? 0 : 1;
867 int y, yheight;
868
869 /* set offset to start writing image into */
870 optr = final_picture->data[i] + (((final_picture->linesize[i] *
871 ost->padtop) + ost->padleft) >> shift);
872 iptr = formatted_picture->data[i];
873
874 yheight = (enc->height - ost->padtop - ost->padbottom) >> shift;
875 for (y = 0; y < yheight; y++) {
876 /* copy unpadded image row into padded image row */
877 memcpy(optr, iptr, formatted_picture->linesize[i]);
878 optr += final_picture->linesize[i];
879 iptr += formatted_picture->linesize[i];
880 }
881 }
882
a4d36c11 883 fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
1ff93ffc
TK
884 ost->padtop, ost->padbottom, ost->padleft, ost->padright,
885 padcolor);
886
887 if (enc->pix_fmt != PIX_FMT_YUV420P) {
888 int size;
889
890 av_free(buf);
891 /* create temporary picture */
892 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
893 buf = av_malloc(size);
894 if (!buf)
895 return;
896 final_picture = &picture_format_temp;
a4d36c11 897 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
1ff93ffc 898
a4d36c11
MN
899 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
900 (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1ff93ffc 901 enc->width, enc->height) < 0) {
d8019eb5
AD
902
903 if (verbose >= 0)
904 fprintf(stderr, "pixel format conversion not handled\n");
905
1ff93ffc
TK
906 goto the_end;
907 }
908 }
85f07f22 909 } else {
34b10a57 910 final_picture = formatted_picture;
85f07f22 911 }
85f07f22 912 /* duplicates frame if needed */
ec5517d5 913 for(i=0;i<nb_frames;i++) {
e928649b
MN
914 AVPacket pkt;
915 av_init_packet(&pkt);
916 pkt.stream_index= ost->index;
917
e8750b00
FR
918 if (s->oformat->flags & AVFMT_RAWPICTURE) {
919 /* raw pictures are written as AVPicture structure to
920 avoid any copies. We support temorarily the older
921 method. */
2744ca9a 922 AVFrame* old_frame = enc->coded_frame;
e928649b
MN
923 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
924 pkt.data= (uint8_t *)final_picture;
925 pkt.size= sizeof(AVPicture);
e7902f20 926 if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 927 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b
MN
928 if(dec->coded_frame && dec->coded_frame->key_frame)
929 pkt.flags |= PKT_FLAG_KEY;
930
3c895fc0 931 av_interleaved_write_frame(s, &pkt);
2744ca9a 932 enc->coded_frame = old_frame;
e8750b00 933 } else {
492cd3a9 934 AVFrame big_picture;
a4d36c11
MN
935
936 big_picture= *final_picture;
7a0f9d7e
FB
937 /* better than nothing: use input picture interlaced
938 settings */
939 big_picture.interlaced_frame = in_picture->interlaced_frame;
637b5326 940 if(avctx_opts->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
941 if(top_field_first == -1)
942 big_picture.top_field_first = in_picture->top_field_first;
943 else
2a8edc5d 944 big_picture.top_field_first = top_field_first;
bb198e19 945 }
7a0f9d7e 946
85f07f22
FB
947 /* handles sameq here. This is not correct because it may
948 not be a global option */
949 if (same_quality) {
1e491e29
MN
950 big_picture.quality = ist->st->quality;
951 }else
952 big_picture.quality = ost->st->quality;
f4f3223f
MN
953 if(!me_threshold)
954 big_picture.pict_type = 0;
50c3dd32 955// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
956 big_picture.pts= ost->sync_opts;
957// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
50c3dd32 958//av_log(NULL, AV_LOG_DEBUG, "%lld -> encoder\n", ost->sync_opts);
cfcf0ffd 959 ret = avcodec_encode_video(enc,
8a6cb114 960 bit_buffer, bit_buffer_size,
1e491e29 961 &big_picture);
44429457 962 //enc->frame_number = enc->real_pict_num;
4bbc6260 963 if(ret>0){
27537106 964 pkt.data= bit_buffer;
e928649b 965 pkt.size= ret;
e7902f20 966 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 967 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
50c3dd32 968/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %lld/%lld\n",
c0df9d75
MN
969 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
970 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 971
e928649b
MN
972 if(enc->coded_frame && enc->coded_frame->key_frame)
973 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 974 av_interleaved_write_frame(s, &pkt);
e928649b
MN
975 *frame_size = ret;
976 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
977 // enc->frame_number-1, enc->real_pict_num, ret,
978 // enc->pict_type);
979 /* if two pass, output log */
980 if (ost->logfile && enc->stats_out) {
981 fprintf(ost->logfile, "%s", enc->stats_out);
982 }
5abdb4b1 983 }
85f07f22 984 }
50c3dd32 985 ost->sync_opts++;
ec5517d5 986 ost->frame_number++;
85f07f22 987 }
ec5517d5 988 the_end:
0f1578af
FB
989 av_free(buf);
990 av_free(buf1);
85f07f22
FB
991}
992
140cb663
MN
993static double psnr(double d){
994 if(d==0) return INFINITY;
b29f97d1 995 return -10.0*log(d)/log(10.0);
140cb663
MN
996}
997
ec5517d5
FB
998static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
999 int frame_size)
ce7c56c2
J
1000{
1001 static FILE *fvstats=NULL;
ce7c56c2 1002 char filename[40];
bf5af568
FB
1003 time_t today2;
1004 struct tm *today;
ce7c56c2
J
1005 AVCodecContext *enc;
1006 int frame_number;
0c1a9eda 1007 int64_t ti;
ce7c56c2
J
1008 double ti1, bitrate, avg_bitrate;
1009
1010 if (!fvstats) {
1011 today2 = time(NULL);
1012 today = localtime(&today2);
2fc8ea24 1013 snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour,
ce7c56c2
J
1014 today->tm_min,
1015 today->tm_sec);
1016 fvstats = fopen(filename,"w");
1017 if (!fvstats) {
1018 perror("fopen");
1019 exit(1);
1020 }
1021 }
1022
1023 ti = MAXINT64;
01f4895c 1024 enc = ost->st->codec;
ce7c56c2 1025 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 1026 frame_number = ost->frame_number;
158c7f05 1027 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1028 if (enc->flags&CODEC_FLAG_PSNR)
492cd3a9 1029 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
ce7c56c2
J
1030
1031 fprintf(fvstats,"f_size= %6d ", frame_size);
ec5517d5 1032 /* compute pts value */
c0df9d75 1033 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1034 if (ti1 < 0.01)
1035 ti1 = 0.01;
1036
c0df9d75 1037 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1038 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
ce7c56c2 1039 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1040 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
3db320ea 1041 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1042 }
ec5517d5
FB
1043}
1044
b29f97d1
ZK
1045static void print_report(AVFormatContext **output_files,
1046 AVOutputStream **ost_table, int nb_ostreams,
1047 int is_last_report)
ec5517d5
FB
1048{
1049 char buf[1024];
1050 AVOutputStream *ost;
1051 AVFormatContext *oc, *os;
0c1a9eda 1052 int64_t total_size;
ec5517d5
FB
1053 AVCodecContext *enc;
1054 int frame_number, vid, i;
1055 double bitrate, ti1, pts;
0c1a9eda 1056 static int64_t last_time = -1;
ec5517d5
FB
1057
1058 if (!is_last_report) {
0c1a9eda 1059 int64_t cur_time;
ec5517d5
FB
1060 /* display the report every 0.5 seconds */
1061 cur_time = av_gettime();
1062 if (last_time == -1) {
1063 last_time = cur_time;
1064 return;
1065 }
1066 if ((cur_time - last_time) < 500000)
1067 return;
1068 last_time = cur_time;
1069 }
1070
ce7c56c2 1071
ec5517d5
FB
1072 oc = output_files[0];
1073
1074 total_size = url_ftell(&oc->pb);
1075
1076 buf[0] = '\0';
1077 ti1 = 1e10;
1078 vid = 0;
1079 for(i=0;i<nb_ostreams;i++) {
1080 ost = ost_table[i];
1081 os = output_files[ost->file_index];
01f4895c 1082 enc = ost->st->codec;
10d104e4 1083 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1084 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
158c7f05 1085 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
10d104e4 1086 }
ec5517d5
FB
1087 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
1088 frame_number = ost->frame_number;
0ecca7a4 1089 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d q=%2.1f ",
158c7f05 1090 frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
890972be 1091 if(is_last_report)
0ecca7a4 1092 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
890972be
MN
1093 if (enc->flags&CODEC_FLAG_PSNR){
1094 int j;
1095 double error, error_sum=0;
1096 double scale, scale_sum=0;
1097 char type[3]= {'Y','U','V'};
0ecca7a4 1098 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1099 for(j=0; j<3; j++){
1100 if(is_last_report){
1101 error= enc->error[j];
1102 scale= enc->width*enc->height*255.0*255.0*frame_number;
1103 }else{
1104 error= enc->coded_frame->error[j];
1105 scale= enc->width*enc->height*255.0*255.0;
1106 }
1107 if(j) scale/=4;
1108 error_sum += error;
1109 scale_sum += scale;
0ecca7a4 1110 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1111 }
0ecca7a4 1112 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1113 }
ec5517d5
FB
1114 vid = 1;
1115 }
1116 /* compute min output value */
9ee91c2f 1117 pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
5d9827bc 1118 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1119 ti1 = pts;
1120 }
1121 if (ti1 < 0.01)
1122 ti1 = 0.01;
ec5517d5 1123
f068206e
BE
1124 if (verbose || is_last_report) {
1125 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
1126
0ecca7a4 1127 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
1128 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1129 (double)total_size / 1024, ti1, bitrate);
a6a92a9a
WG
1130
1131 if (verbose > 1)
0ecca7a4 1132 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
a6a92a9a 1133 nb_frames_dup, nb_frames_drop);
f068206e 1134
d8019eb5
AD
1135 if (verbose >= 0)
1136 fprintf(stderr, "%s \r", buf);
1137
ec5517d5
FB
1138 fflush(stderr);
1139 }
f068206e 1140
1008ceb3
MN
1141 if (is_last_report && verbose >= 0){
1142 int64_t raw= audio_size + video_size + extra_size;
f068206e 1143 fprintf(stderr, "\n");
1008ceb3
MN
1144 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1145 video_size/1024.0,
1146 audio_size/1024.0,
1147 extra_size/1024.0,
1148 100.0*(total_size - raw)/raw
1149 );
1150 }
ce7c56c2
J
1151}
1152
a700a6ae
FB
1153/* pkt = NULL means EOF (needed to flush decoder buffers) */
1154static int output_packet(AVInputStream *ist, int ist_index,
1155 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1156 const AVPacket *pkt)
a700a6ae
FB
1157{
1158 AVFormatContext *os;
1159 AVOutputStream *ost;
1160 uint8_t *ptr;
1161 int len, ret, i;
1162 uint8_t *data_buf;
1163 int data_size, got_picture;
1164 AVFrame picture;
a700a6ae 1165 void *buffer_to_free;
78953e62
MN
1166 static int samples_size= 0;
1167 static short *samples= NULL;
cf7fc795
FB
1168 AVSubtitle subtitle, *subtitle_to_free;
1169 int got_subtitle;
78953e62 1170
2b18dcd0
MN
1171 if(!pkt){
1172 ist->pts= ist->next_pts; // needed for last packet if vsync=0
1173 } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
c0df9d75 1174 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
a700a6ae 1175 } else {
a603bf8d 1176// assert(ist->pts == ist->next_pts);
a700a6ae 1177 }
eb5ec8fe 1178
a700a6ae
FB
1179 if (pkt == NULL) {
1180 /* EOF handling */
1181 ptr = NULL;
1182 len = 0;
1183 goto handle_eof;
1184 }
1185
1186 len = pkt->size;
1187 ptr = pkt->data;
1188 while (len > 0) {
1189 handle_eof:
1190 /* decode the packet if needed */
1191 data_buf = NULL; /* fail safe */
1192 data_size = 0;
cf7fc795 1193 subtitle_to_free = NULL;
a700a6ae 1194 if (ist->decoding_needed) {
01f4895c 1195 switch(ist->st->codec->codec_type) {
df84ac2e 1196 case CODEC_TYPE_AUDIO:{
78953e62
MN
1197 if(pkt)
1198 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size, AVCODEC_MAX_AUDIO_FRAME_SIZE));
a700a6ae
FB
1199 /* XXX: could avoid copy if PCM 16 bits with same
1200 endianness as CPU */
01f4895c 1201 ret = avcodec_decode_audio(ist->st->codec, samples, &data_size,
a700a6ae
FB
1202 ptr, len);
1203 if (ret < 0)
1204 goto fail_decode;
1205 ptr += ret;
1206 len -= ret;
1207 /* Some bug in mpeg audio decoder gives */
1208 /* data_size < 0, it seems they are overflows */
1209 if (data_size <= 0) {
1210 /* no audio frame */
1211 continue;
1212 }
1213 data_buf = (uint8_t *)samples;
4b85a28f 1214 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1215 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1216 break;}
a700a6ae 1217 case CODEC_TYPE_VIDEO:
01f4895c 1218 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1219 /* XXX: allocate picture correctly */
9740beff
MN
1220 avcodec_get_frame_defaults(&picture);
1221
01f4895c 1222 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB
1223 &picture, &got_picture, ptr, len);
1224 ist->st->quality= picture.quality;
1225 if (ret < 0)
1226 goto fail_decode;
1227 if (!got_picture) {
1228 /* no picture yet */
1229 goto discard_packet;
1230 }
01f4895c 1231 if (ist->st->codec->time_base.num != 0) {
a700a6ae 1232 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1233 ist->st->codec->time_base.num) /
1234 ist->st->codec->time_base.den;
a700a6ae
FB
1235 }
1236 len = 0;
1237 break;
cf7fc795 1238 case CODEC_TYPE_SUBTITLE:
01f4895c 1239 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB
1240 &subtitle, &got_subtitle, ptr, len);
1241 if (ret < 0)
a700a6ae 1242 goto fail_decode;
cf7fc795
FB
1243 if (!got_subtitle) {
1244 goto discard_packet;
a700a6ae 1245 }
cf7fc795
FB
1246 subtitle_to_free = &subtitle;
1247 len = 0;
1248 break;
1249 default:
1250 goto fail_decode;
1251 }
1252 } else {
01f4895c 1253 switch(ist->st->codec->codec_type) {
2fef0bdf 1254 case CODEC_TYPE_AUDIO:
01f4895c
MN
1255 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1256 (ist->st->codec->sample_rate * ist->st->codec->channels);
2fef0bdf
MN
1257 break;
1258 case CODEC_TYPE_VIDEO:
01f4895c 1259 if (ist->st->codec->time_base.num != 0) {
2fef0bdf 1260 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1261 ist->st->codec->time_base.num) /
1262 ist->st->codec->time_base.den;
2fef0bdf
MN
1263 }
1264 break;
1265 }
a700a6ae
FB
1266 data_buf = ptr;
1267 data_size = len;
1268 ret = len;
1269 len = 0;
1270 }
1271
1272 buffer_to_free = NULL;
01f4895c 1273 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
a700a6ae
FB
1274 pre_process_video_frame(ist, (AVPicture *)&picture,
1275 &buffer_to_free);
1276 }
1277
7e987c33 1278 // preprocess audio (volume)
01f4895c 1279 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
a9aa3467 1280 if (audio_volume != 256) {
7e987c33 1281 short *volp;
7e987c33
C
1282 volp = samples;
1283 for(i=0;i<(data_size / sizeof(short));i++) {
a9aa3467 1284 int v = ((*volp) * audio_volume + 128) >> 8;
7e987c33
C
1285 if (v < -32768) v = -32768;
1286 if (v > 32767) v = 32767;
1287 *volp++ = v;
1288 }
1289 }
1290 }
1291
a700a6ae 1292 /* frame rate emulation */
01f4895c
MN
1293 if (ist->st->codec->rate_emu) {
1294 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
a700a6ae
FB
1295 int64_t now = av_gettime() - ist->start;
1296 if (pts > now)
1297 usleep(pts - now);
1298
1299 ist->frame++;
1300 }
1301
1302#if 0
1303 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1304 is the one of the next displayed one */
1305 /* XXX: add mpeg4 too ? */
01f4895c
MN
1306 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1307 if (ist->st->codec->pict_type != B_TYPE) {
a700a6ae
FB
1308 int64_t tmp;
1309 tmp = ist->last_ip_pts;
1310 ist->last_ip_pts = ist->frac_pts.val;
1311 ist->frac_pts.val = tmp;
1312 }
1313 }
1314#endif
1315 /* if output time reached then transcode raw format,
1316 encode packets and output them */
1317 if (start_time == 0 || ist->pts >= start_time)
1318 for(i=0;i<nb_ostreams;i++) {
1319 int frame_size;
1320
1321 ost = ost_table[i];
1322 if (ost->source_index == ist_index) {
1323 os = output_files[ost->file_index];
1324
1325#if 0
1326 printf("%d: got pts=%0.3f %0.3f\n", i,
1327 (double)pkt->pts / AV_TIME_BASE,
1328 ((double)ist->pts / AV_TIME_BASE) -
986ebcdb 1329 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae
FB
1330#endif
1331 /* set the input output pts pairs */
b4a3389e 1332 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
a700a6ae
FB
1333
1334 if (ost->encoding_needed) {
01f4895c 1335 switch(ost->st->codec->codec_type) {
a700a6ae
FB
1336 case CODEC_TYPE_AUDIO:
1337 do_audio_out(os, ost, ist, data_buf, data_size);
1338 break;
1339 case CODEC_TYPE_VIDEO:
986ebcdb 1340 do_video_out(os, ost, ist, &picture, &frame_size);
1008ceb3 1341 video_size += frame_size;
a700a6ae
FB
1342 if (do_vstats && frame_size)
1343 do_video_stats(os, ost, frame_size);
a700a6ae 1344 break;
cf7fc795
FB
1345 case CODEC_TYPE_SUBTITLE:
1346 do_subtitle_out(os, ost, ist, &subtitle,
1347 pkt->pts);
1348 break;
a700a6ae
FB
1349 default:
1350 av_abort();
1351 }
1352 } else {
e928649b
MN
1353 AVFrame avframe; //FIXME/XXX remove this
1354 AVPacket opkt;
1355 av_init_packet(&opkt);
1356
a700a6ae
FB
1357 /* no reencoding needed : output the packet directly */
1358 /* force the input stream PTS */
1359
9740beff 1360 avcodec_get_frame_defaults(&avframe);
01f4895c 1361 ost->st->codec->coded_frame= &avframe;
a700a6ae 1362 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
bf17ff61 1363
01f4895c 1364 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
c7baf14b 1365 audio_size += data_size;
01f4895c 1366 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
c7baf14b 1367 video_size += data_size;
daed32f7
WG
1368 ost->sync_opts++;
1369 }
c7baf14b 1370
e928649b 1371 opkt.stream_index= ost->index;
6c55b27f 1372 if(pkt->pts != AV_NOPTS_VALUE)
c0df9d75 1373 opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
6c55b27f
MN
1374 else
1375 opkt.pts= AV_NOPTS_VALUE;
cf7fc795
FB
1376
1377 {
1378 int64_t dts;
1379 if (pkt->dts == AV_NOPTS_VALUE)
1380 dts = ist->next_pts;
1381 else
1382 dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1383 opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
1384 }
e928649b 1385 opkt.flags= pkt->flags;
01f4895c 1386 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
90ad92b3 1387 opkt.destruct= av_destruct_packet;
3c895fc0 1388 av_interleaved_write_frame(os, &opkt);
01f4895c 1389 ost->st->codec->frame_number++;
a700a6ae 1390 ost->frame_number++;
90ad92b3 1391 av_free_packet(&opkt);
a700a6ae
FB
1392 }
1393 }
1394 }
1395 av_free(buffer_to_free);
cf7fc795
FB
1396 /* XXX: allocate the subtitles in the codec ? */
1397 if (subtitle_to_free) {
c6ec28b1
MN
1398 if (subtitle_to_free->rects != NULL) {
1399 for (i = 0; i < subtitle_to_free->num_rects; i++) {
1400 av_free(subtitle_to_free->rects[i].bitmap);
1401 av_free(subtitle_to_free->rects[i].rgba_palette);
1402 }
1403 av_freep(&subtitle_to_free->rects);
1404 }
1405 subtitle_to_free->num_rects = 0;
cf7fc795
FB
1406 subtitle_to_free = NULL;
1407 }
a700a6ae
FB
1408 }
1409 discard_packet:
6f824977
MN
1410 if (pkt == NULL) {
1411 /* EOF handling */
1412
1413 for(i=0;i<nb_ostreams;i++) {
1414 ost = ost_table[i];
1415 if (ost->source_index == ist_index) {
01f4895c 1416 AVCodecContext *enc= ost->st->codec;
6f824977
MN
1417 os = output_files[ost->file_index];
1418
01f4895c 1419 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1420 continue;
01f4895c 1421 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1422 continue;
1423
1424 if (ost->encoding_needed) {
1425 for(;;) {
1426 AVPacket pkt;
1427 av_init_packet(&pkt);
1428 pkt.stream_index= ost->index;
1429
01f4895c 1430 switch(ost->st->codec->codec_type) {
6f824977 1431 case CODEC_TYPE_AUDIO:
8a6cb114 1432 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1433 audio_size += ret;
1434 pkt.flags |= PKT_FLAG_KEY;
1435 break;
1436 case CODEC_TYPE_VIDEO:
8a6cb114 1437 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1438 video_size += ret;
1439 if(enc->coded_frame && enc->coded_frame->key_frame)
1440 pkt.flags |= PKT_FLAG_KEY;
1441 if (ost->logfile && enc->stats_out) {
1442 fprintf(ost->logfile, "%s", enc->stats_out);
1443 }
1444 break;
1445 default:
1446 ret=-1;
1447 }
1448
1449 if(ret<=0)
1450 break;
27537106 1451 pkt.data= bit_buffer;
6f824977 1452 pkt.size= ret;
e7902f20 1453 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1454 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
6f824977
MN
1455 av_interleaved_write_frame(os, &pkt);
1456 }
1457 }
1458 }
1459 }
1460 }
1461
a700a6ae
FB
1462 return 0;
1463 fail_decode:
1464 return -1;
1465}
1466
1467
85f07f22
FB
1468/*
1469 * The following code is the main loop of the file converter
1470 */
1471static int av_encode(AVFormatContext **output_files,
1472 int nb_output_files,
1473 AVFormatContext **input_files,
1474 int nb_input_files,
1475 AVStreamMap *stream_maps, int nb_stream_maps)
1476{
445f1b83 1477 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1478 AVFormatContext *is, *os;
1479 AVCodecContext *codec, *icodec;
1480 AVOutputStream *ost, **ost_table = NULL;
1481 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1482 AVInputFile *file_table;
51bd4565 1483 AVFormatContext *stream_no_data;
cb09b2ed 1484 int key;
bdc4796f 1485
51bd4565 1486 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1487 if (!file_table)
1488 goto fail;
27537106 1489
85f07f22
FB
1490 /* input stream init */
1491 j = 0;
1492 for(i=0;i<nb_input_files;i++) {
1493 is = input_files[i];
1494 file_table[i].ist_index = j;
79fdaa4c 1495 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1496 j += is->nb_streams;
1497 }
1498 nb_istreams = j;
1499
1500 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1501 if (!ist_table)
bdc4796f 1502 goto fail;
85f07f22
FB
1503
1504 for(i=0;i<nb_istreams;i++) {
1505 ist = av_mallocz(sizeof(AVInputStream));
1506 if (!ist)
1507 goto fail;
1508 ist_table[i] = ist;
1509 }
1510 j = 0;
1511 for(i=0;i<nb_input_files;i++) {
1512 is = input_files[i];
1513 for(k=0;k<is->nb_streams;k++) {
1514 ist = ist_table[j++];
1515 ist->st = is->streams[k];
1516 ist->file_index = i;
1517 ist->index = k;
1518 ist->discard = 1; /* the stream is discarded by default
1519 (changed later) */
bdfcbbed 1520
01f4895c 1521 if (ist->st->codec->rate_emu) {
bdfcbbed
MK
1522 ist->start = av_gettime();
1523 ist->frame = 0;
1524 }
85f07f22
FB
1525 }
1526 }
1527
1528 /* output stream init */
1529 nb_ostreams = 0;
1530 for(i=0;i<nb_output_files;i++) {
1531 os = output_files[i];
1532 nb_ostreams += os->nb_streams;
1533 }
1534 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1535 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1536 exit(1);
1537 }
1538
bd073980
BF
1539 /* Sanity check the mapping args -- do the input files & streams exist? */
1540 for(i=0;i<nb_stream_maps;i++) {
1541 int fi = stream_maps[i].file_index;
1542 int si = stream_maps[i].stream_index;
1543
1544 if (fi < 0 || fi > nb_input_files - 1 ||
1545 si < 0 || si > file_table[fi].nb_streams - 1) {
1546 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1547 exit(1);
1548 }
b4a3389e
WG
1549 fi = stream_maps[i].sync_file_index;
1550 si = stream_maps[i].sync_stream_index;
1551 if (fi < 0 || fi > nb_input_files - 1 ||
1552 si < 0 || si > file_table[fi].nb_streams - 1) {
1553 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1554 exit(1);
1555 }
bd073980
BF
1556 }
1557
85f07f22
FB
1558 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1559 if (!ost_table)
1560 goto fail;
1561 for(i=0;i<nb_ostreams;i++) {
1562 ost = av_mallocz(sizeof(AVOutputStream));
1563 if (!ost)
1564 goto fail;
1565 ost_table[i] = ost;
1566 }
1567
1568 n = 0;
1569 for(k=0;k<nb_output_files;k++) {
1570 os = output_files[k];
1571 for(i=0;i<os->nb_streams;i++) {
1572 int found;
1573 ost = ost_table[n++];
1574 ost->file_index = k;
1575 ost->index = i;
1576 ost->st = os->streams[i];
1577 if (nb_stream_maps > 0) {
1578 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1579 stream_maps[n-1].stream_index;
bd073980
BF
1580
1581 /* Sanity check that the stream types match */
01f4895c 1582 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
bd073980
BF
1583 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1584 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1585 ost->file_index, ost->index);
1586 exit(1);
1587 }
1588
85f07f22
FB
1589 } else {
1590 /* get corresponding input stream index : we select the first one with the right type */
1591 found = 0;
1592 for(j=0;j<nb_istreams;j++) {
1593 ist = ist_table[j];
1594 if (ist->discard &&
01f4895c 1595 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1596 ost->source_index = j;
1597 found = 1;
c19e76ce 1598 break;
85f07f22
FB
1599 }
1600 }
1601
1602 if (!found) {
1603 /* try again and reuse existing stream */
1604 for(j=0;j<nb_istreams;j++) {
1605 ist = ist_table[j];
01f4895c 1606 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1607 ost->source_index = j;
1608 found = 1;
1609 }
1610 }
1611 if (!found) {
1612 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1613 ost->file_index, ost->index);
1614 exit(1);
1615 }
1616 }
1617 }
1618 ist = ist_table[ost->source_index];
1619 ist->discard = 0;
b4a3389e
WG
1620 ost->sync_ist = (nb_stream_maps > 0) ?
1621 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1622 stream_maps[n-1].sync_stream_index] : ist;
85f07f22
FB
1623 }
1624 }
1625
85f07f22
FB
1626 /* for each output stream, we compute the right encoding parameters */
1627 for(i=0;i<nb_ostreams;i++) {
1628 ost = ost_table[i];
1629 ist = ist_table[ost->source_index];
1630
01f4895c
MN
1631 codec = ost->st->codec;
1632 icodec = ist->st->codec;
85f07f22 1633
1629626f
FB
1634 if (ost->st->stream_copy) {
1635 /* if stream_copy is selected, no need to decode or encode */
1636 codec->codec_id = icodec->codec_id;
1637 codec->codec_type = icodec->codec_type;
b2a2197e 1638 if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1629626f 1639 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1640 codec->extradata= icodec->extradata;
1641 codec->extradata_size= icodec->extradata_size;
78e03516 1642 codec->time_base = icodec->time_base;
1629626f
FB
1643 switch(codec->codec_type) {
1644 case CODEC_TYPE_AUDIO:
1645 codec->sample_rate = icodec->sample_rate;
1646 codec->channels = icodec->channels;
0a3b0447 1647 codec->frame_size = icodec->frame_size;
c1344911 1648 codec->block_align= icodec->block_align;
1629626f
FB
1649 break;
1650 case CODEC_TYPE_VIDEO:
1629626f
FB
1651 codec->width = icodec->width;
1652 codec->height = icodec->height;
ff8cc24b 1653 codec->has_b_frames = icodec->has_b_frames;
1629626f 1654 break;
cf7fc795
FB
1655 case CODEC_TYPE_SUBTITLE:
1656 break;
1629626f
FB
1657 default:
1658 av_abort();
1659 }
1660 } else {
1661 switch(codec->codec_type) {
1662 case CODEC_TYPE_AUDIO:
85f07f22
FB
1663 if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1664 goto fail;
1629626f 1665
85f07f22
FB
1666 if (codec->channels == icodec->channels &&
1667 codec->sample_rate == icodec->sample_rate) {
1668 ost->audio_resample = 0;
1669 } else {
e0d2714a 1670 if (codec->channels != icodec->channels &&
23c99253
MN
1671 (icodec->codec_id == CODEC_ID_AC3 ||
1672 icodec->codec_id == CODEC_ID_DTS)) {
1673 /* Special case for 5:1 AC3 and DTS input */
e0d2714a 1674 /* and mono or stereo output */
6dc96cb0
J
1675 /* Request specific number of channels */
1676 icodec->channels = codec->channels;
1677 if (codec->sample_rate == icodec->sample_rate)
1678 ost->audio_resample = 0;
1679 else {
1680 ost->audio_resample = 1;
6dc96cb0 1681 }
e0d2714a
J
1682 } else {
1683 ost->audio_resample = 1;
986ebcdb
MN
1684 }
1685 }
ff4905a5 1686 if(audio_sync_method>1)
986ebcdb
MN
1687 ost->audio_resample = 1;
1688
1689 if(ost->audio_resample){
1690 ost->resample = audio_resample_init(codec->channels, icodec->channels,
1691 codec->sample_rate, icodec->sample_rate);
1692 if(!ost->resample){
1693 printf("Can't resample. Aborting.\n");
1694 av_abort();
e0d2714a 1695 }
85f07f22
FB
1696 }
1697 ist->decoding_needed = 1;
1698 ost->encoding_needed = 1;
1629626f
FB
1699 break;
1700 case CODEC_TYPE_VIDEO:
85f07f22 1701 if (codec->width == icodec->width &&
34b10a57
D
1702 codec->height == icodec->height &&
1703 frame_topBand == 0 &&
1704 frame_bottomBand == 0 &&
1705 frame_leftBand == 0 &&
1ff93ffc
TK
1706 frame_rightBand == 0 &&
1707 frame_padtop == 0 &&
1708 frame_padbottom == 0 &&
1709 frame_padleft == 0 &&
1710 frame_padright == 0)
34b10a57
D
1711 {
1712 ost->video_resample = 0;
1713 ost->video_crop = 0;
1ff93ffc 1714 ost->video_pad = 0;
34b10a57
D
1715 } else if ((codec->width == icodec->width -
1716 (frame_leftBand + frame_rightBand)) &&
1717 (codec->height == icodec->height -
1718 (frame_topBand + frame_bottomBand)))
1719 {
85f07f22 1720 ost->video_resample = 0;
34b10a57
D
1721 ost->video_crop = 1;
1722 ost->topBand = frame_topBand;
1723 ost->leftBand = frame_leftBand;
1ff93ffc
TK
1724 } else if ((codec->width == icodec->width +
1725 (frame_padleft + frame_padright)) &&
1726 (codec->height == icodec->height +
1727 (frame_padtop + frame_padbottom))) {
1728 ost->video_resample = 0;
1729 ost->video_crop = 0;
1730 ost->video_pad = 1;
1731 ost->padtop = frame_padtop;
1732 ost->padleft = frame_padleft;
1733 ost->padbottom = frame_padbottom;
1734 ost->padright = frame_padright;
2de28abb 1735 avcodec_get_frame_defaults(&ost->pict_tmp);
a4d36c11 1736 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1ff93ffc
TK
1737 codec->width, codec->height ) )
1738 goto fail;
85f07f22 1739 } else {
85f07f22 1740 ost->video_resample = 1;
34b10a57 1741 ost->video_crop = 0; // cropping is handled as part of resample
2de28abb 1742 avcodec_get_frame_defaults(&ost->pict_tmp);
a4d36c11 1743 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
2caa92d9 1744 codec->width, codec->height ) )
85f07f22 1745 goto fail;
85f07f22 1746
ab6d194a 1747 ost->img_resample_ctx = img_resample_full_init(
f37f8d4c
AB
1748 codec->width, codec->height,
1749 icodec->width, icodec->height,
ab6d194a 1750 frame_topBand, frame_bottomBand,
1ff93ffc
TK
1751 frame_leftBand, frame_rightBand,
1752 frame_padtop, frame_padbottom,
1753 frame_padleft, frame_padright);
1754
1755 ost->padtop = frame_padtop;
1756 ost->padleft = frame_padleft;
1757 ost->padbottom = frame_padbottom;
1758 ost->padright = frame_padright;
1759
85f07f22
FB
1760 }
1761 ost->encoding_needed = 1;
1762 ist->decoding_needed = 1;
1629626f 1763 break;
cf7fc795
FB
1764 case CODEC_TYPE_SUBTITLE:
1765 ost->encoding_needed = 1;
1766 ist->decoding_needed = 1;
1767 break;
1629626f
FB
1768 default:
1769 av_abort();
cf7fc795 1770 break;
85f07f22 1771 }
1629626f
FB
1772 /* two pass mode */
1773 if (ost->encoding_needed &&
1774 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1775 char logfilename[1024];
1776 FILE *f;
1777 int size;
1778 char *logbuffer;
1779
1780 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1781 pass_logfilename ?
1782 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1783 if (codec->flags & CODEC_FLAG_PASS1) {
1784 f = fopen(logfilename, "w");
1785 if (!f) {
1786 perror(logfilename);
1787 exit(1);
1788 }
1789 ost->logfile = f;
1790 } else {
1791 /* read the log file */
1792 f = fopen(logfilename, "r");
1793 if (!f) {
1794 perror(logfilename);
1795 exit(1);
1796 }
1797 fseek(f, 0, SEEK_END);
1798 size = ftell(f);
1799 fseek(f, 0, SEEK_SET);
1800 logbuffer = av_malloc(size + 1);
1801 if (!logbuffer) {
1802 fprintf(stderr, "Could not allocate log buffer\n");
1803 exit(1);
1804 }
4776fa92 1805 size = fread(logbuffer, 1, size, f);
1629626f
FB
1806 fclose(f);
1807 logbuffer[size] = '\0';
1808 codec->stats_in = logbuffer;
5abdb4b1 1809 }
5abdb4b1
FB
1810 }
1811 }
8a6cb114
MN
1812 if(codec->codec_type == CODEC_TYPE_VIDEO){
1813 int size= codec->width * codec->height;
1814 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1815 }
85f07f22
FB
1816 }
1817
8a6cb114
MN
1818 if (!bit_buffer)
1819 bit_buffer = av_malloc(bit_buffer_size);
1820 if (!bit_buffer)
1821 goto fail;
1822
1629626f
FB
1823 /* dump the file output parameters - cannot be done before in case
1824 of stream copy */
1825 for(i=0;i<nb_output_files;i++) {
1826 dump_format(output_files[i], i, output_files[i]->filename, 1);
1827 }
1828
1829 /* dump the stream mapping */
d8019eb5
AD
1830 if (verbose >= 0) {
1831 fprintf(stderr, "Stream mapping:\n");
1832 for(i=0;i<nb_ostreams;i++) {
1833 ost = ost_table[i];
b4a3389e 1834 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD
1835 ist_table[ost->source_index]->file_index,
1836 ist_table[ost->source_index]->index,
1837 ost->file_index,
1838 ost->index);
b4a3389e
WG
1839 if (ost->sync_ist != ist_table[ost->source_index])
1840 fprintf(stderr, " [sync #%d.%d]",
1841 ost->sync_ist->file_index,
1842 ost->sync_ist->index);
1843 fprintf(stderr, "\n");
d8019eb5 1844 }
1629626f
FB
1845 }
1846
85f07f22
FB
1847 /* open each encoder */
1848 for(i=0;i<nb_ostreams;i++) {
1849 ost = ost_table[i];
1850 if (ost->encoding_needed) {
1851 AVCodec *codec;
01f4895c 1852 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22
FB
1853 if (!codec) {
1854 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1855 ost->file_index, ost->index);
1856 exit(1);
1857 }
01f4895c 1858 if (avcodec_open(ost->st->codec, codec) < 0) {
3d38fd1c 1859 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
1860 ost->file_index, ost->index);
1861 exit(1);
1862 }
01f4895c 1863 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
1864 }
1865 }
1866
1867 /* open each decoder */
1868 for(i=0;i<nb_istreams;i++) {
1869 ist = ist_table[i];
1870 if (ist->decoding_needed) {
1871 AVCodec *codec;
01f4895c 1872 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1873 if (!codec) {
10d104e4 1874 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01f4895c 1875 ist->st->codec->codec_id, ist->file_index, ist->index);
85f07f22
FB
1876 exit(1);
1877 }
01f4895c 1878 if (avcodec_open(ist->st->codec, codec) < 0) {
85f07f22
FB
1879 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1880 ist->file_index, ist->index);
1881 exit(1);
1882 }
01f4895c
MN
1883 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1884 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1885 }
1886 }
1887
1888 /* init pts */
1889 for(i=0;i<nb_istreams;i++) {
1890 ist = ist_table[i];
445f1b83 1891 is = input_files[ist->file_index];
e7d0374f 1892 ist->pts = 0;
c0df9d75 1893 ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q);
87017bad 1894 if(ist->st->start_time == AV_NOPTS_VALUE)
bd1b79a1 1895 ist->next_pts=0;
fdb86eb1
MN
1896 if(input_files_ts_offset[ist->file_index])
1897 ist->next_pts= AV_NOPTS_VALUE;
ff4905a5 1898 ist->is_start = 1;
85f07f22 1899 }
bd1b79a1 1900
85f07f22
FB
1901 /* compute buffer size max (should use a complete heuristic) */
1902 for(i=0;i<nb_input_files;i++) {
1903 file_table[i].buffer_size_max = 2048;
1904 }
1905
0a38bafd
PB
1906 /* set meta data information from input file if required */
1907 for (i=0;i<nb_meta_data_maps;i++) {
1908 AVFormatContext *out_file;
1909 AVFormatContext *in_file;
1910
1911 int out_file_index = meta_data_maps[i].out_file;
1912 int in_file_index = meta_data_maps[i].in_file;
1913 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1914 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1915 ret = -EINVAL;
1916 goto fail;
1917 }
1918 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1919 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1920 ret = -EINVAL;
1921 goto fail;
1922 }
1923
1924 out_file = output_files[out_file_index];
1925 in_file = input_files[in_file_index];
1926
1927 strcpy(out_file->title, in_file->title);
1928 strcpy(out_file->author, in_file->author);
1929 strcpy(out_file->copyright, in_file->copyright);
1930 strcpy(out_file->comment, in_file->comment);
1931 strcpy(out_file->album, in_file->album);
1932 out_file->year = in_file->year;
1933 out_file->track = in_file->track;
1934 strcpy(out_file->genre, in_file->genre);
1935 }
1936
85f07f22
FB
1937 /* open files and write file headers */
1938 for(i=0;i<nb_output_files;i++) {
1939 os = output_files[i];
79fdaa4c 1940 if (av_write_header(os) < 0) {
65bf3c53 1941 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
a38469e1
FB
1942 ret = -EINVAL;
1943 goto fail;
1944 }
85f07f22
FB
1945 }
1946
a38469e1 1947#ifndef CONFIG_WIN32
d8019eb5 1948 if ( !using_stdin && verbose >= 0) {
d9a916e2 1949 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1950 url_set_interrupt_cb(decode_interrupt_cb);
1951 }
a38469e1
FB
1952#endif
1953 term_init();
1954
51bd4565 1955 stream_no_data = 0;
cb09b2ed 1956 key = -1;
51bd4565 1957
d9a916e2 1958 for(; received_sigterm == 0;) {
85f07f22
FB
1959 int file_index, ist_index;
1960 AVPacket pkt;
a9aeda81
PB
1961 double ipts_min;
1962 double opts_min;
23ffe323 1963
85f07f22 1964 redo:
a9aeda81
PB
1965 ipts_min= 1e100;
1966 opts_min= 1e100;
a38469e1 1967 /* if 'q' pressed, exits */
d9a916e2 1968 if (!using_stdin) {
b51469a0
LS
1969 if (q_pressed)
1970 break;
cb09b2ed
PG
1971 /* read_key() returns 0 on EOF */
1972 key = read_key();
1973 if (key == 'q')
1974 break;
1975 }
a38469e1 1976
ec5517d5
FB
1977 /* select the stream that we must read now by looking at the
1978 smallest output pts */
85f07f22 1979 file_index = -1;
ec5517d5 1980 for(i=0;i<nb_ostreams;i++) {
23ffe323 1981 double ipts, opts;
ec5517d5
FB
1982 ost = ost_table[i];
1983 os = output_files[ost->file_index];
1984 ist = ist_table[ost->source_index];
01f4895c
MN
1985 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1986 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 1987 else
c0df9d75 1988 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
1989 ipts = (double)ist->pts;
1990 if (!file_table[ist->file_index].eof_reached){
1991 if(ipts < ipts_min) {
1992 ipts_min = ipts;
1993 if(input_sync ) file_index = ist->file_index;
1994 }
1995 if(opts < opts_min) {
1996 opts_min = opts;
1997 if(!input_sync) file_index = ist->file_index;
1998 }
85f07f22 1999 }
01f4895c 2000 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2001 file_index= -1;
2002 break;
2003 }
85f07f22
FB
2004 }
2005 /* if none, if is finished */
51bd4565 2006 if (file_index < 0) {
85f07f22 2007 break;
ec5517d5
FB
2008 }
2009
85f07f22 2010 /* finish if recording time exhausted */
23ffe323 2011 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 2012 break;
ec5517d5 2013
b6e16b86
C
2014 /* finish if limit size exhausted */
2015 if (limit_filesize != 0 && (limit_filesize * 1024) < url_ftell(&output_files[0]->pb))
2016 break;
2017
254abc2e 2018 /* read a frame from it and output it in the fifo */
85f07f22 2019 is = input_files[file_index];
254abc2e 2020 if (av_read_frame(is, &pkt) < 0) {
85f07f22 2021 file_table[file_index].eof_reached = 1;
ca80810b 2022 if (opt_shortest) break; else continue; //
85f07f22 2023 }
303e50e6 2024
51bd4565
PG
2025 if (!pkt.size) {
2026 stream_no_data = is;
2027 } else {
2028 stream_no_data = 0;
2029 }
254abc2e
FB
2030 if (do_pkt_dump) {
2031 av_pkt_dump(stdout, &pkt, do_hex_dump);
817b23ff 2032 }
79fdaa4c
FB
2033 /* the following test is needed in case new streams appear
2034 dynamically in stream : we ignore them */
2035 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2036 goto discard_packet;
85f07f22
FB
2037 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2038 ist = ist_table[ist_index];
bf5af568
FB
2039 if (ist->discard)
2040 goto discard_packet;
85f07f22 2041
01f4895c 2042// fprintf(stderr, "next:%lld dts:%lld off:%lld %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
fdb86eb1 2043 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
c0df9d75 2044 int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
72bd8100
MN
2045 if(ABS(delta) > 10LL*AV_TIME_BASE && !copy_ts){
2046 input_files_ts_offset[ist->file_index]-= delta;
2047 if (verbose > 2)
4733abcb 2048 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
72bd8100
MN
2049 for(i=0; i<file_table[file_index].nb_streams; i++){
2050 int index= file_table[file_index].ist_index + i;
2051 ist_table[index]->next_pts += delta;
ff4905a5 2052 ist_table[index]->is_start=1;
72bd8100
MN
2053 }
2054 }
2055 }
2056
8831db5c 2057 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2058 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2059
2060 if (verbose >= 0)
2061 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2062 ist->file_index, ist->index);
2063
a700a6ae
FB
2064 av_free_packet(&pkt);
2065 goto redo;
fe08925f 2066 }
cf7fc795 2067
bf5af568 2068 discard_packet:
85f07f22
FB
2069 av_free_packet(&pkt);
2070
ec5517d5
FB
2071 /* dump report by using the output first video and audio streams */
2072 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2073 }
a700a6ae
FB
2074
2075 /* at the end of stream, we must flush the decoder buffers */
2076 for(i=0;i<nb_istreams;i++) {
2077 ist = ist_table[i];
2078 if (ist->decoding_needed) {
2079 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2080 }
2081 }
2082
a38469e1 2083 term_exit();
85f07f22 2084
c4e37247
MN
2085 /* write the trailer if needed and close file */
2086 for(i=0;i<nb_output_files;i++) {
2087 os = output_files[i];
2088 av_write_trailer(os);
2089 }
2090
37f5cd5a
MN
2091 /* dump report by using the first video and audio streams */
2092 print_report(output_files, ost_table, nb_ostreams, 1);
2093
85f07f22
FB
2094 /* close each encoder */
2095 for(i=0;i<nb_ostreams;i++) {
2096 ost = ost_table[i];
2097 if (ost->encoding_needed) {
01f4895c
MN
2098 av_freep(&ost->st->codec->stats_in);
2099 avcodec_close(ost->st->codec);
85f07f22
FB
2100 }
2101 }
2102
2103 /* close each decoder */
2104 for(i=0;i<nb_istreams;i++) {
2105 ist = ist_table[i];
2106 if (ist->decoding_needed) {
01f4895c 2107 avcodec_close(ist->st->codec);
85f07f22
FB
2108 }
2109 }
85f07f22 2110
85f07f22
FB
2111 /* finished ! */
2112
2113 ret = 0;
2114 fail1:
83b07470 2115 av_freep(&bit_buffer);
0f1578af 2116 av_free(file_table);
bdc4796f 2117
85f07f22
FB
2118 if (ist_table) {
2119 for(i=0;i<nb_istreams;i++) {
2120 ist = ist_table[i];
0f1578af 2121 av_free(ist);
85f07f22 2122 }
0f1578af 2123 av_free(ist_table);
85f07f22
FB
2124 }
2125 if (ost_table) {
2126 for(i=0;i<nb_ostreams;i++) {
2127 ost = ost_table[i];
2128 if (ost) {
5abdb4b1
FB
2129 if (ost->logfile) {
2130 fclose(ost->logfile);
2131 ost->logfile = NULL;
2132 }
bf5af568
FB
2133 fifo_free(&ost->fifo); /* works even if fifo is not
2134 initialized but set to zero */
0f1578af 2135 av_free(ost->pict_tmp.data[0]);
85f07f22
FB
2136 if (ost->video_resample)
2137 img_resample_close(ost->img_resample_ctx);
2138 if (ost->audio_resample)
2139 audio_resample_close(ost->resample);
0f1578af 2140 av_free(ost);
85f07f22
FB
2141 }
2142 }
0f1578af 2143 av_free(ost_table);
85f07f22
FB
2144 }
2145 return ret;
2146 fail:
2147 ret = -ENOMEM;
2148 goto fail1;
2149}
2150
2151#if 0
2152int file_read(const char *filename)
2153{
2154 URLContext *h;
2155 unsigned char buffer[1024];
2156 int len, i;
2157
2158 if (url_open(&h, filename, O_RDONLY) < 0) {
2159 printf("could not open '%s'\n", filename);
2160 return -1;
2161 }
2162 for(;;) {
2163 len = url_read(h, buffer, sizeof(buffer));
2164 if (len <= 0)
2165 break;
2166 for(i=0;i<len;i++) putchar(buffer[i]);
2167 }
2168 url_close(h);
2169 return 0;
2170}
2171#endif
2172
b29f97d1 2173static void opt_image_format(const char *arg)
817b23ff
FB
2174{
2175 AVImageFormat *f;
2176
2177 for(f = first_image_format; f != NULL; f = f->next) {
2178 if (!strcmp(arg, f->name))
2179 break;
2180 }
2181 if (!f) {
2182 fprintf(stderr, "Unknown image format: '%s'\n", arg);
2183 exit(1);
2184 }
2185 image_format = f;
2186}
2187
b29f97d1 2188static void opt_format(const char *arg)
85f07f22 2189{
817b23ff
FB
2190 /* compatibility stuff for pgmyuv */
2191 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2192 pgmyuv_compatibility_hack=1;
9286699a 2193// opt_image_format(arg);
5b6d5596 2194 arg = "image2";
817b23ff
FB
2195 }
2196
79fdaa4c
FB
2197 file_iformat = av_find_input_format(arg);
2198 file_oformat = guess_format(arg, NULL, NULL);
2199 if (!file_iformat && !file_oformat) {
2200 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB
2201 exit(1);
2202 }
85f07f22
FB
2203}
2204
b29f97d1 2205static void opt_video_bitrate(const char *arg)
85f07f22
FB
2206{
2207 video_bit_rate = atoi(arg) * 1000;
2208}
2209
b29f97d1 2210static void opt_video_bitrate_tolerance(const char *arg)
9cdd6a24
MN
2211{
2212 video_bit_rate_tolerance = atoi(arg) * 1000;
2213}
2214
b29f97d1 2215static void opt_video_bitrate_max(const char *arg)
3aa102be
MN
2216{
2217 video_rc_max_rate = atoi(arg) * 1000;
2218}
2219
b29f97d1 2220static void opt_video_bitrate_min(const char *arg)
3aa102be
MN
2221{
2222 video_rc_min_rate = atoi(arg) * 1000;
2223}
2224
b29f97d1 2225static void opt_video_buffer_size(const char *arg)
946c8a12 2226{
622348f9 2227 video_rc_buffer_size = atoi(arg) * 8*1024;
946c8a12
MN
2228}
2229
b29f97d1 2230static void opt_video_rc_eq(char *arg)
3aa102be
MN
2231{
2232 video_rc_eq = arg;
2233}
2234
b29f97d1 2235static void opt_video_rc_override_string(char *arg)
ac2830ec
MN
2236{
2237 video_rc_override_string = arg;
2238}
2239
3aa102be 2240
b29f97d1 2241static void opt_workaround_bugs(const char *arg)
fe670d09
MN
2242{
2243 workaround_bugs = atoi(arg);
2244}
2245
f4f3223f
MN
2246static void opt_me_threshold(const char *arg)
2247{
2248 me_threshold = atoi(arg);
2249}
2250
f20f8a8b
MN
2251static void opt_mb_threshold(const char *arg)
2252{
2253 mb_threshold = atoi(arg);
2254}
2ad1516a 2255
f068206e
BE
2256static void opt_verbose(const char *arg)
2257{
2258 verbose = atoi(arg);
d8019eb5 2259 av_log_set_level(atoi(arg));
f068206e
BE
2260}
2261
b29f97d1 2262static void opt_frame_rate(const char *arg)
85f07f22 2263{
445f1b83
RS
2264 if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
2265 fprintf(stderr, "Incorrect frame rate\n");
2266 exit(1);
2267 }
85f07f22
FB
2268}
2269
b29f97d1 2270static void opt_frame_crop_top(const char *arg)
ab6d194a
MN
2271{
2272 frame_topBand = atoi(arg);
2273 if (frame_topBand < 0) {
2274 fprintf(stderr, "Incorrect top crop size\n");
2275 exit(1);
2276 }
2277 if ((frame_topBand % 2) != 0) {
2278 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2279 exit(1);
2280 }
2281 if ((frame_topBand) >= frame_height){
2282 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2283 exit(1);
2284 }
2285 frame_height -= frame_topBand;
2286}
2287
b29f97d1 2288static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2289{
2290 frame_bottomBand = atoi(arg);
2291 if (frame_bottomBand < 0) {
2292 fprintf(stderr, "Incorrect bottom crop size\n");
2293 exit(1);
2294 }
2295 if ((frame_bottomBand % 2) != 0) {
2296 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2297 exit(1);
2298 }
2299 if ((frame_bottomBand) >= frame_height){
2300 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2301 exit(1);
2302 }
2303 frame_height -= frame_bottomBand;
2304}
2305
b29f97d1 2306static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2307{
2308 frame_leftBand = atoi(arg);
2309 if (frame_leftBand < 0) {
2310 fprintf(stderr, "Incorrect left crop size\n");
2311 exit(1);
2312 }
2313 if ((frame_leftBand % 2) != 0) {
2314 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2315 exit(1);
2316 }
2317 if ((frame_leftBand) >= frame_width){
2318 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2319 exit(1);
2320 }
2321 frame_width -= frame_leftBand;
2322}
2323
b29f97d1 2324static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2325{
2326 frame_rightBand = atoi(arg);
2327 if (frame_rightBand < 0) {
2328 fprintf(stderr, "Incorrect right crop size\n");
2329 exit(1);
2330 }
2331 if ((frame_rightBand % 2) != 0) {
2332 fprintf(stderr, "Right crop size must be a multiple of 2\n");
2333 exit(1);
2334 }
2335 if ((frame_rightBand) >= frame_width){
2336 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2337 exit(1);
2338 }
2339 frame_width -= frame_rightBand;
2340}
2341
b29f97d1 2342static void opt_frame_size(const char *arg)
85f07f22 2343{
445f1b83 2344 if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
2345 fprintf(stderr, "Incorrect frame size\n");
2346 exit(1);
2347 }
2348 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2349 fprintf(stderr, "Frame size must be a multiple of 2\n");
2350 exit(1);
2351 }
2352}
2353
1ff93ffc
TK
2354
2355#define SCALEBITS 10
2356#define ONE_HALF (1 << (SCALEBITS - 1))
2357#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
2358
2359#define RGB_TO_Y(r, g, b) \
2360((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2361 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2362
2363#define RGB_TO_U(r1, g1, b1, shift)\
2364(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2365 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2366
2367#define RGB_TO_V(r1, g1, b1, shift)\
2368(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2369 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2370
2371static void opt_pad_color(const char *arg) {
2372 /* Input is expected to be six hex digits similar to
2373 how colors are expressed in html tags (but without the #) */
2374 int rgb = strtol(arg, NULL, 16);
2375 int r,g,b;
2376
2377 r = (rgb >> 16);
2378 g = ((rgb >> 8) & 255);
2379 b = (rgb & 255);
2380
2381 padcolor[0] = RGB_TO_Y(r,g,b);
2382 padcolor[1] = RGB_TO_U(r,g,b,0);
2383 padcolor[2] = RGB_TO_V(r,g,b,0);
2384}
2385
2386static void opt_frame_pad_top(const char *arg)
2387{
2388 frame_padtop = atoi(arg);
2389 if (frame_padtop < 0) {
2390 fprintf(stderr, "Incorrect top pad size\n");
2391 exit(1);
2392 }
2393 if ((frame_padtop % 2) != 0) {
2394 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2395 exit(1);
2396 }
2397}
2398
2399static void opt_frame_pad_bottom(const char *arg)
2400{
2401 frame_padbottom = atoi(arg);
2402 if (frame_padbottom < 0) {
2403 fprintf(stderr, "Incorrect bottom pad size\n");
2404 exit(1);
2405 }
2406 if ((frame_padbottom % 2) != 0) {
2407 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2408 exit(1);
2409 }
2410}
2411
2412
2413static void opt_frame_pad_left(const char *arg)
2414{
2415 frame_padleft = atoi(arg);
2416 if (frame_padleft < 0) {
2417 fprintf(stderr, "Incorrect left pad size\n");
2418 exit(1);
2419 }
2420 if ((frame_padleft % 2) != 0) {
2421 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2422 exit(1);
2423 }
2424}
2425
2426
2427static void opt_frame_pad_right(const char *arg)
2428{
2429 frame_padright = atoi(arg);
2430 if (frame_padright < 0) {
2431 fprintf(stderr, "Incorrect right pad size\n");
2432 exit(1);
2433 }
2434 if ((frame_padright % 2) != 0) {
2435 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2436 exit(1);
2437 }
2438}
2439
2440
63167088
RS
2441static void opt_frame_pix_fmt(const char *arg)
2442{
2443 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2444}
2445
5fe03e38
RS
2446static void opt_frame_aspect_ratio(const char *arg)
2447{
2448 int x = 0, y = 0;
2449 double ar = 0;
2450 const char *p;
2451
2452 p = strchr(arg, ':');
2453 if (p) {
2454 x = strtol(arg, (char **)&arg, 10);
2455 if (arg == p)
2456 y = strtol(arg+1, (char **)&arg, 10);
2457 if (x > 0 && y > 0)
2458 ar = (double)x / (double)y;
2459 } else
2460 ar = strtod(arg, (char **)&arg);
2461
2462 if (!ar) {
2463 fprintf(stderr, "Incorrect aspect ratio specification.\n");
2464 exit(1);
2465 }
2466 frame_aspect_ratio = ar;
2467}
2468
b29f97d1 2469static void opt_gop_size(const char *arg)
85f07f22
FB
2470{
2471 gop_size = atoi(arg);
2472}
2473
b29f97d1 2474static void opt_b_frames(const char *arg)
bc6caae2
J
2475{
2476 b_frames = atoi(arg);
2477 if (b_frames > FF_MAX_B_FRAMES) {
2478 fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
2479 exit(1);
2480 } else if (b_frames < 1) {
2481 fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
2482 exit(1);
2483 }
2484}
2485
9c3d33d6
MN
2486static void opt_pre_me(const char *arg)
2487{
2488 pre_me = atoi(arg);
2489}
2490
b29f97d1 2491static void opt_qscale(const char *arg)
85f07f22 2492{
158c7f05
MN
2493 video_qscale = atof(arg);
2494 if (video_qscale < 0.01 ||
2495 video_qscale > 255) {
2496 fprintf(stderr, "qscale must be >= 0.01 and <= 255\n");
85f07f22
FB
2497 exit(1);
2498 }
2499}
2500
6a5d4395
MD
2501static void opt_qsquish(const char *arg)
2502{
2503 video_qsquish = atof(arg);
2504 if (video_qsquish < 0.0 ||
2505 video_qsquish > 99.0) {
2506 fprintf(stderr, "qsquish must be >= 0.0 and <= 99.0\n");
2507 exit(1);
2508 }
2509}
2510
4ea4b274
MN
2511static void opt_lmax(const char *arg)
2512{
2513 video_lmax = atof(arg)*FF_QP2LAMBDA;
2514}
2515
2516static void opt_lmin(const char *arg)
2517{
2518 video_lmin = atof(arg)*FF_QP2LAMBDA;
2519}
2520
b29f97d1 2521static void opt_qmin(const char *arg)
9cdd6a24
MN
2522{
2523 video_qmin = atoi(arg);
6e0d8c06 2524 if (video_qmin < 1 ||
9cdd6a24
MN
2525 video_qmin > 31) {
2526 fprintf(stderr, "qmin must be >= 1 and <= 31\n");
2527 exit(1);
2528 }
2529}
2530
b29f97d1 2531static void opt_qmax(const char *arg)
9cdd6a24
MN
2532{
2533 video_qmax = atoi(arg);
6e0d8c06 2534 if (video_qmax < 1 ||
9cdd6a24
MN
2535 video_qmax > 31) {
2536 fprintf(stderr, "qmax must be >= 1 and <= 31\n");
2537 exit(1);
2538 }
2539}
2540
6e0d8c06 2541static void opt_mb_lmin(const char *arg)
17a70fde 2542{
6e0d8c06
MN
2543 video_mb_lmin = atof(arg)*FF_QP2LAMBDA;
2544 if (video_mb_lmin < 1 ||
2545 video_mb_lmin > FF_LAMBDA_MAX) {
2546 fprintf(stderr, "mblmin must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
17a70fde
MN
2547 exit(1);
2548 }
2549}
2550
6e0d8c06 2551static void opt_mb_lmax(const char *arg)
17a70fde 2552{
6e0d8c06
MN
2553 video_mb_lmax = atof(arg)*FF_QP2LAMBDA;
2554 if (video_mb_lmax < 1 ||
2555 video_mb_lmax > FF_LAMBDA_MAX) {
2556 fprintf(stderr, "mblmax must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
17a70fde
MN
2557 exit(1);
2558 }
2559}
2560
b29f97d1 2561static void opt_qdiff(const char *arg)
9cdd6a24
MN
2562{
2563 video_qdiff = atoi(arg);
2564 if (video_qdiff < 0 ||
2565 video_qdiff > 31) {
2566 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2567 exit(1);
2568 }
2569}
2570
b29f97d1 2571static void opt_qblur(const char *arg)
9cdd6a24
MN
2572{
2573 video_qblur = atof(arg);
2574}
2575
b29f97d1 2576static void opt_qcomp(const char *arg)
9cdd6a24
MN
2577{
2578 video_qcomp = atof(arg);
2579}
85f07f22 2580
b29f97d1 2581static void opt_rc_initial_cplx(const char *arg)
ac2830ec
MN
2582{
2583 video_rc_initial_cplx = atof(arg);
2584}
b29f97d1 2585static void opt_b_qfactor(const char *arg)
29700fa6
MN
2586{
2587 video_b_qfactor = atof(arg);
2588}
b29f97d1 2589static void opt_i_qfactor(const char *arg)
29700fa6
MN
2590{
2591 video_i_qfactor = atof(arg);
2592}
b29f97d1 2593static void opt_b_qoffset(const char *arg)
29700fa6
MN
2594{
2595 video_b_qoffset = atof(arg);
2596}
b29f97d1 2597static void opt_i_qoffset(const char *arg)
29700fa6
MN
2598{
2599 video_i_qoffset = atof(arg);
2600}
2601
303e50e6
MN
2602static void opt_ibias(const char *arg)
2603{
2604 video_intra_quant_bias = atoi(arg);
2605}
2606static void opt_pbias(const char *arg)
2607{
2608 video_inter_quant_bias = atoi(arg);
2609}
2610
b29f97d1 2611static void opt_packet_size(const char *arg)
1dbb6d90
MN
2612{
2613 packet_size= atoi(arg);
2614}
2615
7ebfc0ea
MN
2616static void opt_error_rate(const char *arg)
2617{
2618 error_rate= atoi(arg);
2619}
2620
b29f97d1 2621static void opt_strict(const char *arg)
f560dd82
MN
2622{
2623 strict= atoi(arg);
2624}
2625
bb198e19
MN
2626static void opt_top_field_first(const char *arg)
2627{
2628 top_field_first= atoi(arg);
2629}
2630
303e50e6
MN
2631static void opt_sc_threshold(const char *arg)
2632{
2633 sc_threshold= atoi(arg);
2634}
2635
2f0472ff
TB
2636static void opt_me_range(const char *arg)
2637{
2638 me_range = atoi(arg);
2639}
2640
9c3d33d6
MN
2641static void opt_thread_count(const char *arg)
2642{
2643 thread_count= atoi(arg);
2450cff2 2644#if !defined(HAVE_THREADS)
d8019eb5
AD
2645 if (verbose >= 0)
2646 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2647#endif
9c3d33d6
MN
2648}
2649
b29f97d1 2650static void opt_audio_bitrate(const char *arg)
85f07f22
FB
2651{
2652 audio_bit_rate = atoi(arg) * 1000;
2653}
2654
b29f97d1 2655static void opt_audio_rate(const char *arg)
85f07f22
FB
2656{
2657 audio_sample_rate = atoi(arg);
2658}
2659
b29f97d1 2660static void opt_audio_channels(const char *arg)
85f07f22
FB
2661{
2662 audio_channels = atoi(arg);
2663}
2664
b29f97d1 2665static void opt_video_device(const char *arg)
85f07f22 2666{
e9a9e0c2 2667 video_device = av_strdup(arg);
85f07f22
FB
2668}
2669
2639c651
RS
2670static void opt_grab_device(const char *arg)
2671{
2672 grab_device = av_strdup(arg);
2673}
2674
b29f97d1 2675static void opt_video_channel(const char *arg)
a5df11ab
FB
2676{
2677 video_channel = strtol(arg, NULL, 0);
2678}
2679
e3ee3283
AB
2680static void opt_video_standard(const char *arg)
2681{
2682 video_standard = av_strdup(arg);
2683}
2684
b29f97d1 2685static void opt_audio_device(const char *arg)
85f07f22 2686{
e9a9e0c2 2687 audio_device = av_strdup(arg);
85f07f22
FB
2688}
2689
cf7fc795
FB
2690static void opt_codec(int *pstream_copy, int *pcodec_id,
2691 int codec_type, const char *arg)
85f07f22
FB
2692{
2693 AVCodec *p;
2694
1629626f 2695 if (!strcmp(arg, "copy")) {
cf7fc795 2696 *pstream_copy = 1;
85f07f22 2697 } else {
1629626f
FB
2698 p = first_avcodec;
2699 while (p) {
cf7fc795 2700 if (!strcmp(p->name, arg) && p->type == codec_type)
1629626f
FB
2701 break;
2702 p = p->next;
2703 }
2704 if (p == NULL) {
cf7fc795 2705 fprintf(stderr, "Unknown codec '%s'\n", arg);
1629626f
FB
2706 exit(1);
2707 } else {
cf7fc795 2708 *pcodec_id = p->id;
1629626f 2709 }
85f07f22
FB
2710 }
2711}
2712
cf7fc795
FB
2713static void opt_audio_codec(const char *arg)
2714{
2715 opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg);
2716}
2717
b2a2197e
MN
2718static void opt_audio_tag(const char *arg)
2719{
2720 char *tail;
2721 audio_codec_tag= strtol(arg, &tail, 0);
2722
2723 if(!tail || *tail)
2724 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2725}
2726
2727static void opt_video_tag(const char *arg)
2728{
2729 char *tail;
2730 video_codec_tag= strtol(arg, &tail, 0);
2731
2732 if(!tail || *tail)
2733 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2734}
2735
b29f97d1 2736static void add_frame_hooker(const char *arg)
10d104e4
PG
2737{
2738 int argc = 0;
2739 char *argv[64];
2740 int i;
e9a9e0c2 2741 char *args = av_strdup(arg);
10d104e4 2742
bee0d9e5
CY
2743 using_vhook = 1;
2744
10d104e4
PG
2745 argv[0] = strtok(args, " ");
2746 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2747 }
2748
2749 i = frame_hook_add(argc, argv);
2750
2751 if (i != 0) {
2752 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2753 exit(1);
2754 }
2755}
2756
85f07f22
FB
2757const char *motion_str[] = {
2758 "zero",
2759 "full",
2760 "log",
2761 "phods",
7084c149
MN
2762 "epzs",
2763 "x1",
85f07f22
FB
2764 NULL,
2765};
2766
b29f97d1 2767static void opt_motion_estimation(const char *arg)
85f07f22
FB
2768{
2769 const char **p;
2770 p = motion_str;
2771 for(;;) {
2772 if (!*p) {
2773 fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2774 exit(1);
2775 }
2776 if (!strcmp(*p, arg))
2777 break;
2778 p++;
2779 }
101bea5f 2780 me_method = (p - motion_str) + 1;
85f07f22
FB
2781}
2782
b29f97d1 2783static void opt_video_codec(const char *arg)
85f07f22 2784{
cf7fc795
FB
2785 opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg);
2786}
85f07f22 2787
cf7fc795
FB
2788static void opt_subtitle_codec(const char *arg)
2789{
2790 opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB
2791}
2792
b29f97d1 2793static void opt_map(const char *arg)
85f07f22
FB
2794{
2795 AVStreamMap *m;
2796 const char *p;
2797
2798 p = arg;
2799 m = &stream_maps[nb_stream_maps++];
2800
2801 m->file_index = strtol(arg, (char **)&p, 0);
2802 if (*p)
2803 p++;
a5dc85ef
J
2804
2805 m->stream_index = strtol(p, (char **)&p, 0);
b4a3389e
WG
2806 if (*p) {
2807 p++;
2808 m->sync_file_index = strtol(p, (char **)&p, 0);
2809 if (*p)
2810 p++;
2811 m->sync_stream_index = strtol(p, (char **)&p, 0);
2812 } else {
2813 m->sync_file_index = m->file_index;
2814 m->sync_stream_index = m->stream_index;
2815 }
85f07f22
FB
2816}
2817
0a38bafd
PB
2818static void opt_map_meta_data(const char *arg)
2819{
2820 AVMetaDataMap *m;
2821 const char *p;
2822
2823 p = arg;
2824 m = &meta_data_maps[nb_meta_data_maps++];
2825
2826 m->out_file = strtol(arg, (char **)&p, 0);
2827 if (*p)
2828 p++;
2829
2830 m->in_file = strtol(p, (char **)&p, 0);
2831}
2832
b29f97d1 2833static void opt_recording_time(const char *arg)
85f07f22
FB
2834{
2835 recording_time = parse_date(arg, 1);
2836}
2837
8831db5c
MN
2838static void opt_start_time(const char *arg)
2839{
2840 start_time = parse_date(arg, 1);
2841}
2842
4568325a
RS
2843static void opt_rec_timestamp(const char *arg)
2844{
2845 rec_timestamp = parse_date(arg, 0) / 1000000;
2846}
2847
a6a92a9a
WG
2848static void opt_input_ts_offset(const char *arg)
2849{
2850 input_ts_offset = parse_date(arg, 1);
2851}
2852
b29f97d1 2853static void opt_input_file(const char *filename)
85f07f22
FB
2854{
2855 AVFormatContext *ic;
2856 AVFormatParameters params, *ap = &params;
14bea432 2857 int err, i, ret, rfps, rfps_base;
bd1b79a1 2858 int64_t timestamp;
85f07f22 2859
b242baa4
FB
2860 if (!strcmp(filename, "-"))
2861 filename = "pipe:";
2862
b551204a 2863 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2864 !strcmp( filename, "/dev/stdin" );
2865
85f07f22 2866 /* get default parameters from command line */
79fdaa4c
FB
2867 memset(ap, 0, sizeof(*ap));
2868 ap->sample_rate = audio_sample_rate;
2869 ap->channels = audio_channels;
c0df9d75
MN
2870 ap->time_base.den = frame_rate;
2871 ap->time_base.num = frame_rate_base;
1ff93ffc
TK
2872 ap->width = frame_width + frame_padleft + frame_padright;
2873 ap->height = frame_height + frame_padtop + frame_padbottom;
817b23ff 2874 ap->image_format = image_format;
63167088 2875 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2876 ap->device = grab_device;
2877 ap->channel = video_channel;
2878 ap->standard = video_standard;
5b6d5596
MN
2879 ap->video_codec_id = video_codec_id;
2880 ap->audio_codec_id = audio_codec_id;
2881 if(pgmyuv_compatibility_hack)
2882 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c
FB
2883
2884 /* open the input file with generic libav function */
2885 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2886 if (err < 0) {
79fdaa4c 2887 print_error(filename, err);
85f07f22
FB
2888 exit(1);
2889 }
30bc6613
MN
2890
2891 if(genpts)
2892 ic->flags|= AVFMT_FLAG_GENPTS;
85f07f22 2893
79fdaa4c
FB
2894 /* If not enough info to get the stream parameters, we decode the
2895 first frames to get it. (used in mpeg case for example) */
2896 ret = av_find_stream_info(ic);
d8019eb5 2897 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2898 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2899 exit(1);
2900 }
2901
bd1b79a1
MN
2902 timestamp = start_time;
2903 /* add the stream start time */
2904 if (ic->start_time != AV_NOPTS_VALUE)
2905 timestamp += ic->start_time;
2906
254abc2e
FB
2907 /* if seeking requested, we execute it */
2908 if (start_time != 0) {
3ba1438d 2909 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e
FB
2910 if (ret < 0) {
2911 fprintf(stderr, "%s: could not seek to position %0.3f\n",
2912 filename, (double)timestamp / AV_TIME_BASE);
2913 }
2914 /* reset seek info */
2915 start_time = 0;
2916 }
2917
85f07f22
FB
2918 /* update the current parameters so that they match the one of the input stream */
2919 for(i=0;i<ic->nb_streams;i++) {
637b5326 2920 int j;
01f4895c 2921 AVCodecContext *enc = ic->streams[i]->codec;
2450cff2 2922#if defined(HAVE_THREADS)
c62c07d3
MN
2923 if(thread_count>1)
2924 avcodec_thread_init(enc, thread_count);
2925#endif
2926 enc->thread_count= thread_count;
85f07f22
FB
2927 switch(enc->codec_type) {
2928 case CODEC_TYPE_AUDIO:
637b5326
MN
2929 for(j=0; j<opt_name_count; j++){
2930 AVOption *opt;
2931 double d= av_get_double(avctx_opts, opt_names[j], &opt);
2932 if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2933 av_set_double(enc, opt_names[j], d);
2934 }
e0d2714a 2935 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2936 audio_channels = enc->channels;
2937 audio_sample_rate = enc->sample_rate;
b4aea108 2938 if(audio_disable)
f3356e9c 2939 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2940 break;
2941 case CODEC_TYPE_VIDEO:
637b5326
MN
2942 for(j=0; j<opt_name_count; j++){
2943 AVOption *opt;
2944 double d= av_get_double(avctx_opts, opt_names[j], &opt);
2945 if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2946 av_set_double(enc, opt_names[j], d);
2947 }
85f07f22
FB
2948 frame_height = enc->height;
2949 frame_width = enc->width;
5ff85f1d 2950 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
63167088 2951 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2952 rfps = ic->streams[i]->r_frame_rate.num;
2953 rfps_base = ic->streams[i]->r_frame_rate.den;
fe670d09 2954 enc->workaround_bugs = workaround_bugs;
637b5326 2955 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN
2956 if(me_threshold)
2957 enc->debug |= FF_DEBUG_MV;
d7425f59 2958
c0df9d75 2959 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2960
2961 if (verbose >= 0)
15bc38e5 2962 fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2963 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2964
15bc38e5 2965 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2966 }
bf5af568 2967 /* update the current frame rate to match the stream frame rate */
14bea432
MN
2968 frame_rate = rfps;
2969 frame_rate_base = rfps_base;
bdfcbbed
MK
2970
2971 enc->rate_emu = rate_emu;
b4aea108 2972 if(video_disable)
f3356e9c
MN
2973 ic->streams[i]->discard= AVDISCARD_ALL;
2974 else if(video_discard)
2975 ic->streams[i]->discard= video_discard;
85f07f22 2976 break;
254abc2e
FB
2977 case CODEC_TYPE_DATA:
2978 break;
cf7fc795
FB
2979 case CODEC_TYPE_SUBTITLE:
2980 break;
ae38261e
MB
2981 case CODEC_TYPE_UNKNOWN:
2982 break;
51bd4565 2983 default:
c04643a2 2984 av_abort();
85f07f22
FB
2985 }
2986 }
2987
2988 input_files[nb_input_files] = ic;
bd1b79a1 2989 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2990 /* dump the file content */
d8019eb5
AD
2991 if (verbose >= 0)
2992 dump_format(ic, nb_input_files, filename, 0);
2993
85f07f22 2994 nb_input_files++;
79fdaa4c
FB
2995 file_iformat = NULL;
2996 file_oformat = NULL;
817b23ff 2997 image_format = NULL;
bdfcbbed 2998
2639c651
RS
2999 grab_device = NULL;
3000 video_channel = 0;
3001
bdfcbbed 3002 rate_emu = 0;
85f07f22
FB
3003}
3004
2639c651
RS
3005static void opt_grab(const char *arg)
3006{
3007 file_iformat = av_find_input_format(arg);
3008 opt_input_file("");
3009}
3010
b29f97d1 3011static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
919f448d
FB
3012{
3013 int has_video, has_audio, i, j;
3014 AVFormatContext *ic;
3015
3016 has_video = 0;
3017 has_audio = 0;
3018 for(j=0;j<nb_input_files;j++) {
3019 ic = input_files[j];
3020 for(i=0;i<ic->nb_streams;i++) {
01f4895c 3021 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB
3022 switch(enc->codec_type) {
3023 case CODEC_TYPE_AUDIO:
3024 has_audio = 1;
3025 break;
3026 case CODEC_TYPE_VIDEO:
3027 has_video = 1;
3028 break;
6fb316d5 3029 case CODEC_TYPE_DATA:
ae38261e 3030 case CODEC_TYPE_UNKNOWN:
cf7fc795 3031 case CODEC_TYPE_SUBTITLE:
6fb316d5 3032 break;
51bd4565 3033 default:
c04643a2 3034 av_abort();
919f448d
FB
3035 }
3036 }
3037 }
3038 *has_video_ptr = has_video;
3039 *has_audio_ptr = has_audio;
3040}
3041
cf7fc795 3042static void new_video_stream(AVFormatContext *oc)
85f07f22
FB
3043{
3044 AVStream *st;
cf7fc795
FB
3045 AVCodecContext *video_enc;
3046 int codec_id;
3047
3048 st = av_new_stream(oc, oc->nb_streams);
3049 if (!st) {
3050 fprintf(stderr, "Could not alloc stream\n");
3051 exit(1);
3052 }
3053#if defined(HAVE_THREADS)
3054 if(thread_count>1)
01f4895c 3055 avcodec_thread_init(st->codec, thread_count);
cf7fc795
FB
3056#endif
3057
01f4895c 3058 video_enc = st->codec;
cf7fc795
FB
3059
3060 if(video_codec_tag)
3061 video_enc->codec_tag= video_codec_tag;
3062
90ad92b3 3063 if( (video_global_header&1)
637b5326 3064 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 3065 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
3066 avctx_opts->flags|= CODEC_FLAG_GLOBAL_HEADER;
3067 }
3068 if(video_global_header&2){
90ad92b3 3069 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
637b5326
MN
3070 avctx_opts->flags2|= CODEC_FLAG2_LOCAL_HEADER;
3071 }
90ad92b3 3072
cf7fc795
FB
3073 if (video_stream_copy) {
3074 st->stream_copy = 1;
3075 video_enc->codec_type = CODEC_TYPE_VIDEO;
3076 } else {
3077 char *p;
3078 int i;
3079 AVCodec *codec;
3080
3081 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
3082 if (video_codec_id != CODEC_ID_NONE)
3083 codec_id = video_codec_id;
3084
3085 video_enc->codec_id = codec_id;
3086 codec = avcodec_find_encoder(codec_id);
8bbf6db9
MN
3087
3088 for(i=0; i<opt_name_count; i++){
3089 AVOption *opt;
3090 double d= av_get_double(avctx_opts, opt_names[i], &opt);
3091 if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
3092 av_set_double(video_enc, opt_names[i], d);
3093 }
cf7fc795
FB
3094
3095 video_enc->bit_rate = video_bit_rate;
3096 video_enc->bit_rate_tolerance = video_bit_rate_tolerance;
3097 video_enc->time_base.den = frame_rate;
3098 video_enc->time_base.num = frame_rate_base;
3099 if(codec && codec->supported_framerates){
3100 const AVRational *p= codec->supported_framerates;
3101 AVRational req= (AVRational){frame_rate, frame_rate_base};
3102 const AVRational *best=NULL;
3103 AVRational best_error= (AVRational){INT_MAX, 1};
3104 for(; p->den!=0; p++){
3105 AVRational error= av_sub_q(req, *p);
3106 if(error.num <0) error.num *= -1;
3107 if(av_cmp_q(error, best_error) < 0){
3108 best_error= error;
3109 best= p;
3110 }
3111 }
3112 video_enc->time_base.den= best->num;
3113 video_enc->time_base.num= best->den;
3114 }
3115
3116 video_enc->width = frame_width + frame_padright + frame_padleft;
3117 video_enc->height = frame_height + frame_padtop + frame_padbottom;
3118 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
3119 video_enc->pix_fmt = frame_pix_fmt;
3120
3121 if(codec && codec->pix_fmts){
3122 const enum PixelFormat *p= codec->pix_fmts;
3123 for(; *p!=-1; p++){
3124 if(*p == video_enc->pix_fmt)
3125 break;
3126 }
3127 if(*p == -1)
3128 video_enc->pix_fmt = codec->pix_fmts[0];
3129 }
3130
3131 if (!intra_only)
3132 video_enc->gop_size = gop_size;
3133 else
3134 video_enc->gop_size = 0;
3135 if (video_qscale || same_quality) {
3136 video_enc->flags |= CODEC_FLAG_QSCALE;
3137 video_enc->global_quality=
3138 st->quality = FF_QP2LAMBDA * video_qscale;
3139 }
3140
3141 if(intra_matrix)
3142 video_enc->intra_matrix = intra_matrix;
3143 if(inter_matrix)
3144 video_enc->inter_matrix = inter_matrix;
3145
cf7fc795 3146 video_enc->pre_me = pre_me;
cf7fc795 3147
cf7fc795
FB
3148 if (b_frames) {
3149 video_enc->max_b_frames = b_frames;
3150 video_enc->b_frame_strategy = b_strategy;
3151 video_enc->b_quant_factor = 2.0;
3152 }
cf7fc795
FB
3153 video_enc->qmin = video_qmin;
3154 video_enc->qmax = video_qmax;
3155 video_enc->lmin = video_lmin;
3156 video_enc->lmax = video_lmax;
3157 video_enc->rc_qsquish = video_qsquish;
cf7fc795
FB
3158 video_enc->mb_lmin = video_mb_lmin;
3159 video_enc->mb_lmax = video_mb_lmax;
3160 video_enc->max_qdiff = video_qdiff;
3161 video_enc->qblur = video_qblur;
3162 video_enc->qcompress = video_qcomp;
3163 video_enc->rc_eq = video_rc_eq;
cf7fc795
FB
3164 video_enc->workaround_bugs = workaround_bugs;
3165 video_enc->thread_count = thread_count;
3166 p= video_rc_override_string;
3167 for(i=0; p; i++){
3168 int start, end, q;
3169 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3170 if(e!=3){
3171 fprintf(stderr, "error parsing rc_override\n");
3172 exit(1);
3173 }
3174 video_enc->rc_override=
3175 av_realloc(video_enc->rc_override,
3176 sizeof(RcOverride)*(i+1));
3177 video_enc->rc_override[i].start_frame= start;
3178 video_enc->rc_override[i].end_frame = end;
3179 if(q>0){
3180 video_enc->rc_override[i].qscale= q;
3181 video_enc->rc_override[i].quality_factor= 1.0;
3182 }
3183 else{
3184 video_enc->rc_override[i].qscale= 0;
3185 video_enc->rc_override[i].quality_factor= -q/100.0;
3186 }
3187 p= strchr(p, '/');
3188 if(p) p++;
3189 }
3190 video_enc->rc_override_count=i;
3191
3192 video_enc->rc_max_rate = video_rc_max_rate;
3193 video_enc->rc_min_rate = video_rc_min_rate;
3194 video_enc->rc_buffer_size = video_rc_buffer_size;
3195 video_enc->rc_initial_buffer_occupancy = video_rc_buffer_size*3/4;
3196 video_enc->rc_buffer_aggressivity= video_rc_buffer_aggressivity;
3197 video_enc->rc_initial_cplx= video_rc_initial_cplx;
3198 video_enc->i_quant_factor = video_i_qfactor;
3199 video_enc->b_quant_factor = video_b_qfactor;
3200 video_enc->i_quant_offset = video_i_qoffset;
3201 video_enc->b_quant_offset = video_b_qoffset;
3202 video_enc->intra_quant_bias = video_intra_quant_bias;
3203 video_enc->inter_quant_bias = video_inter_quant_bias;
cf7fc795
FB
3204 video_enc->me_threshold= me_threshold;
3205 video_enc->mb_threshold= mb_threshold;
3206 video_enc->intra_dc_precision= intra_dc_precision - 8;
3207 video_enc->strict_std_compliance = strict;
3208 video_enc->error_rate = error_rate;
cf7fc795
FB
3209 video_enc->scenechange_threshold= sc_threshold;
3210 video_enc->me_range = me_range;
cf7fc795
FB
3211 video_enc->me_penalty_compensation= me_penalty_compensation;
3212 video_enc->frame_skip_threshold= frame_skip_threshold;
3213 video_enc->frame_skip_factor= frame_skip_factor;
3214 video_enc->frame_skip_exp= frame_skip_exp;
cf7fc795
FB
3215
3216 if(packet_size){
3217 video_enc->rtp_mode= 1;
3218 video_enc->rtp_payload_size= packet_size;
3219 }
3220
3221 if (do_psnr)
3222 video_enc->flags|= CODEC_FLAG_PSNR;
3223
3224 video_enc->me_method = me_method;
3225
3226 /* two pass mode */
3227 if (do_pass) {
3228 if (do_pass == 1) {
3229 video_enc->flags |= CODEC_FLAG_PASS1;
3230 } else {
3231 video_enc->flags |= CODEC_FLAG_PASS2;
3232 }
3233 }
3234 }
3235
3236 /* reset some key parameters */
3237 video_disable = 0;
3238 video_codec_id = CODEC_ID_NONE;
3239 video_stream_copy = 0;
3240}
3241
3242static void new_audio_stream(AVFormatContext *oc)
3243{
3244 AVStream *st;
3245 AVCodecContext *audio_enc;
8bbf6db9 3246 int codec_id, i;
cf7fc795
FB
3247
3248 st = av_new_stream(oc, oc->nb_streams);
3249 if (!st) {
3250 fprintf(stderr, "Could not alloc stream\n");
3251 exit(1);
3252 }
3253#if defined(HAVE_THREADS)
3254 if(thread_count>1)
01f4895c 3255 avcodec_thread_init(st->codec, thread_count);
cf7fc795
FB
3256#endif
3257
01f4895c 3258 audio_enc = st->codec;
cf7fc795
FB
3259 audio_enc->codec_type = CODEC_TYPE_AUDIO;
3260
3261 if(audio_codec_tag)
3262 audio_enc->codec_tag= audio_codec_tag;
3263
637b5326 3264 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 3265 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
3266 avctx_opts->flags|= CODEC_FLAG_GLOBAL_HEADER;
3267 }
cf7fc795
FB
3268 if (audio_stream_copy) {
3269 st->stream_copy = 1;
3270 audio_enc->channels = audio_channels;
3271 } else {
3272 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
8bbf6db9
MN
3273
3274 for(i=0; i<opt_name_count; i++){
3275 AVOption *opt;
3276 double d= av_get_double(avctx_opts, opt_names[i], &opt);
3277 if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
3278 av_set_double(audio_enc, opt_names[i], d);
3279 }
3280
cf7fc795
FB
3281 if (audio_codec_id != CODEC_ID_NONE)
3282 codec_id = audio_codec_id;
3283 audio_enc->codec_id = codec_id;
3284
3285 audio_enc->bit_rate = audio_bit_rate;
c57c770d
JR
3286 if (audio_qscale > QSCALE_NONE) {
3287 audio_enc->flags |= CODEC_FLAG_QSCALE;
3288 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
3289 }
cf7fc795
FB
3290 audio_enc->strict_std_compliance = strict;
3291 audio_enc->thread_count = thread_count;
3292 /* For audio codecs other than AC3 or DTS we limit */
3293 /* the number of coded channels to stereo */
3294 if (audio_channels > 2 && codec_id != CODEC_ID_AC3
3295 && codec_id != CODEC_ID_DTS) {
3296 audio_enc->channels = 2;
3297 } else
3298 audio_enc->channels = audio_channels;
3299 }
3300 audio_enc->sample_rate = audio_sample_rate;
78e03516 3301 audio_enc->time_base= (AVRational){1, audio_sample_rate};
cf7fc795
FB
3302 if (audio_language) {
3303 pstrcpy(st->language, sizeof(st->language), audio_language);
3304 av_free(audio_language);
3305 audio_language = NULL;
3306 }
3307
3308 /* reset some key parameters */
3309 audio_disable = 0;
3310 audio_codec_id = CODEC_ID_NONE;
3311 audio_stream_copy = 0;
3312}
3313
3314static void opt_new_subtitle_stream(void)
3315{
3316 AVFormatContext *oc;
3317 AVStream *st;
3318 AVCodecContext *subtitle_enc;
8bbf6db9 3319 int i;
cf7fc795
FB
3320
3321 if (nb_output_files <= 0) {
3322 fprintf(stderr, "At least one output file must be specified\n");
3323 exit(1);
3324 }
3325 oc = output_files[nb_output_files - 1];
3326
3327 st = av_new_stream(oc, oc->nb_streams);
3328 if (!st) {
3329 fprintf(stderr, "Could not alloc stream\n");
3330 exit(1);
3331 }
3332
01f4895c 3333 subtitle_enc = st->codec;
cf7fc795
FB
3334 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
3335 if (subtitle_stream_copy) {
3336 st->stream_copy = 1;
3337 } else {
8bbf6db9
MN
3338 for(i=0; i<opt_name_count; i++){
3339 AVOption *opt;
3340 double d= av_get_double(avctx_opts, opt_names[i], &opt);
3341 if(d==d && (opt->flags&AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
3342 av_set_double(subtitle_enc, opt_names[i], d);
3343 }
cf7fc795
FB
3344 subtitle_enc->codec_id = subtitle_codec_id;
3345 }
3346
3347 if (subtitle_language) {
3348 pstrcpy(st->language, sizeof(st->language), subtitle_language);
3349 av_free(subtitle_language);
3350 subtitle_language = NULL;
3351 }
3352
3353 subtitle_codec_id = CODEC_ID_NONE;
3354 subtitle_stream_copy = 0;
3355}
3356
3357static void opt_new_audio_stream(void)
3358{
3359 AVFormatContext *oc;
3360 if (nb_output_files <= 0) {
3361 fprintf(stderr, "At least one output file must be specified\n");
3362 exit(1);
3363 }
3364 oc = output_files[nb_output_files - 1];
3365 new_audio_stream(oc);
3366}
3367
3368static void opt_new_video_stream(void)
3369{
3370 AVFormatContext *oc;
3371 if (nb_output_files <= 0) {
3372 fprintf(stderr, "At least one output file must be specified\n");
3373 exit(1);
3374 }
3375 oc = output_files[nb_output_files - 1];
3376 new_video_stream(oc);
3377}
3378
3379static void opt_output_file(const char *filename)
3380{
3381 AVFormatContext *oc;
3382 int use_video, use_audio, input_has_video, input_has_audio;
817b23ff 3383 AVFormatParameters params, *ap = &params;
85f07f22
FB
3384
3385 if (!strcmp(filename, "-"))
3386 filename = "pipe:";
3387
bc874dae 3388 oc = av_alloc_format_context();
85f07f22 3389
79fdaa4c
FB
3390 if (!file_oformat) {
3391 file_oformat = guess_format(NULL, filename, NULL);
3392 if (!file_oformat) {
3393 fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
3394 filename);
3395 exit(1);
3396 }
85f07f22
FB
3397 }
3398
79fdaa4c 3399 oc->oformat = file_oformat;
cf7fc795 3400 pstrcpy(oc->filename, sizeof(oc->filename), filename);
85f07f22 3401
79fdaa4c 3402 if (!strcmp(file_oformat->name, "ffm") &&
85f07f22
FB
3403 strstart(filename, "http:", NULL)) {
3404 /* special case for files sent to ffserver: we get the stream
3405 parameters from ffserver */
3406 if (read_ffserver_streams(oc, filename) < 0) {
3407 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3408 exit(1);
3409 }
3410 } else {
f2d9a9f5
LA
3411 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_id != CODEC_ID_NONE;
3412 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_id != CODEC_ID_NONE;
919f448d 3413
e30a2846
FB
3414 /* disable if no corresponding type found and at least one
3415 input file */
3416 if (nb_input_files > 0) {
3417 check_audio_video_inputs(&input_has_video, &input_has_audio);
3418 if (!input_has_video)
3419 use_video = 0;
3420 if (!input_has_audio)
3421 use_audio = 0;
3422 }
919f448d
FB
3423
3424 /* manual disable */
85f07f22
FB
3425 if (audio_disable) {
3426 use_audio = 0;
3427 }
3428 if (video_disable) {
3429 use_video = 0;
3430 }
3431
85f07f22 3432 if (use_video) {
cf7fc795 3433 new_video_stream(oc);
85f07f22
FB
3434 }
3435
3436 if (use_audio) {
cf7fc795 3437 new_audio_stream(oc);
85f07f22
FB
3438 }
3439
cf7fc795 3440 if (!oc->nb_streams) {
919f448d 3441 fprintf(stderr, "No audio or video streams available\n");
85f07f22
FB
3442 exit(1);
3443 }
3444
4568325a
RS
3445 oc->timestamp = rec_timestamp;
3446
3447 if (str_title)
79fdaa4c 3448 pstrcpy(oc->title, sizeof(oc->title), str_title);
85f07f22 3449 if (str_author)
79fdaa4c 3450 pstrcpy(oc->author, sizeof(oc->author), str_author);
85f07f22 3451 if (str_copyright)
79fdaa4c 3452 pstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright);
85f07f22 3453 if (str_comment)
79fdaa4c 3454 pstrcpy(oc->comment, sizeof(oc->comment), str_comment);
85f07f22
FB
3455 }
3456
1629626f 3457 output_files[nb_output_files++] = oc;
85f07f22 3458
919f448d 3459 /* check filename in case of an image number is expected */
79fdaa4c
FB
3460 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
3461 if (filename_number_test(oc->filename) < 0) {
3462 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3463 exit(1);
79fdaa4c 3464 }
919f448d
FB
3465 }
3466
79fdaa4c 3467 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22
FB
3468 /* test if it already exists to avoid loosing precious files */
3469 if (!file_overwrite &&
3470 (strchr(filename, ':') == NULL ||
3471 strstart(filename, "file:", NULL))) {
3472 if (url_exist(filename)) {
3473 int c;
3474
d9a916e2
CY
3475 if ( !using_stdin ) {
3476 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3477 fflush(stderr);
3478 c = getchar();
3479 if (toupper(c) != 'Y') {
3480 fprintf(stderr, "Not overwriting - exiting\n");
3481 exit(1);
3482 }
3483 }
3484 else {
3485 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3486 exit(1);
d9a916e2 3487 }
85f07f22
FB
3488 }
3489 }
3490
3491 /* open the file */
3492 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3493 fprintf(stderr, "Could not open '%s'\n", filename);
3494 exit(1);
3495 }
3496 }
3497
817b23ff
FB
3498 memset(ap, 0, sizeof(*ap));
3499 ap->image_format = image_format;
3500 if (av_set_parameters(oc, ap) < 0) {
3501 fprintf(stderr, "%s: Invalid encoding parameters\n",
3502 oc->filename);
3503 exit(1);
3504 }
3505
2db3c638
MN
3506 oc->packet_size= mux_packet_size;
3507 oc->mux_rate= mux_rate;
17c88cb0
MN
3508 oc->preload= (int)(mux_preload*AV_TIME_BASE);
3509 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
8108551a 3510 oc->loop_output = loop_output;
2db3c638 3511
85f07f22 3512 /* reset some options */
79fdaa4c
FB
3513 file_oformat = NULL;
3514 file_iformat = NULL;
817b23ff 3515 image_format = NULL;