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[libav.git] / ffmpeg.c
CommitLineData
85f07f22 1/*
115329f1 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
5509bffa 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 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
f1cc88a5 43#include "version.h"
01310af2
FB
44#include "cmdutils.h"
45
2b18dcd0
MN
46#undef NDEBUG
47#include <assert.h>
48
8aa1e3da
MN
49#if !defined(INFINITY) && defined(HUGE_VAL)
50#define INFINITY HUGE_VAL
51#endif
85f07f22 52
85f07f22
FB
53/* select an input stream for an output stream */
54typedef struct AVStreamMap {
55 int file_index;
56 int stream_index;
b4a3389e
WG
57 int sync_file_index;
58 int sync_stream_index;
85f07f22
FB
59} AVStreamMap;
60
0a38bafd
PB
61/** select an input file for an output file */
62typedef struct AVMetaDataMap {
63 int out_file;
64 int in_file;
65} AVMetaDataMap;
66
85f07f22
FB
67extern const OptionDef options[];
68
02d504a7
FB
69static void show_help(void);
70static void show_license(void);
637b5326 71static int opt_default(const char *opt, const char *arg);
85f07f22
FB
72
73#define MAX_FILES 20
74
75static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 76static int64_t input_files_ts_offset[MAX_FILES];
85f07f22
FB
77static int nb_input_files = 0;
78
79static AVFormatContext *output_files[MAX_FILES];
80static int nb_output_files = 0;
81
82static AVStreamMap stream_maps[MAX_FILES];
83static int nb_stream_maps;
84
0a38bafd
PB
85static AVMetaDataMap meta_data_maps[MAX_FILES];
86static int nb_meta_data_maps;
87
79fdaa4c
FB
88static AVInputFormat *file_iformat;
89static AVOutputFormat *file_oformat;
817b23ff 90static AVImageFormat *image_format;
55cf1959
MN
91static int frame_width = 0;
92static int frame_height = 0;
880e8ba7 93static float frame_aspect_ratio = 0;
644a9262 94static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
1ff93ffc
TK
95static int frame_padtop = 0;
96static int frame_padbottom = 0;
97static int frame_padleft = 0;
98static int frame_padright = 0;
99static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN
100static int frame_topBand = 0;
101static int frame_bottomBand = 0;
102static int frame_leftBand = 0;
103static int frame_rightBand = 0;
cf7fc795 104static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
14bea432
MN
105static int frame_rate = 25;
106static int frame_rate_base = 1;
3aa102be
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107static int video_bit_rate = 200*1000;
108static int video_bit_rate_tolerance = 4000*1000;
158c7f05 109static float video_qscale = 0;
3aa102be
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110static int video_qmin = 2;
111static int video_qmax = 31;
4ea4b274
MN
112static int video_lmin = 2*FF_QP2LAMBDA;
113static int video_lmax = 31*FF_QP2LAMBDA;
6e0d8c06
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114static int video_mb_lmin = 2*FF_QP2LAMBDA;
115static int video_mb_lmax = 31*FF_QP2LAMBDA;
9cdd6a24
MN
116static int video_qdiff = 3;
117static float video_qblur = 0.5;
6a5d4395 118static float video_qsquish = 0.0;
9cdd6a24 119static float video_qcomp = 0.5;
84f608f4
VM
120static uint16_t *intra_matrix = NULL;
121static uint16_t *inter_matrix = NULL;
ac2830ec 122#if 0 //experimental, (can be removed)
3aa102be
MN
123static float video_rc_qsquish=1.0;
124static float video_rc_qmod_amp=0;
125static int video_rc_qmod_freq=0;
ac2830ec 126#endif
3aa102be
MN
127static char *video_rc_override_string=NULL;
128static char *video_rc_eq="tex^qComp";
129static int video_rc_buffer_size=0;
130static float video_rc_buffer_aggressivity=1.0;
131static int video_rc_max_rate=0;
132static int video_rc_min_rate=0;
133static float video_rc_initial_cplx=0;
134static float video_b_qfactor = 1.25;
135static float video_b_qoffset = 1.25;
b3a391e8 136static float video_i_qfactor = -0.8;
3aa102be 137static float video_i_qoffset = 0.0;
303e50e6
MN
138static int video_intra_quant_bias= FF_DEFAULT_QUANT_BIAS;
139static int video_inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
3bea5386 140static int me_method = ME_EPZS;
85f07f22 141static int video_disable = 0;
f3356e9c 142static int video_discard = 0;
85f07f22 143static int video_codec_id = CODEC_ID_NONE;
b2a2197e 144static int video_codec_tag = 0;
85f07f22 145static int same_quality = 0;
bc6caae2 146static int b_frames = 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;
0888fd22 165static int qp_hist = 0;
85f07f22
FB
166
167static int gop_size = 12;
168static int intra_only = 0;
169static int audio_sample_rate = 44100;
170static int audio_bit_rate = 64000;
c57c770d
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171#define QSCALE_NONE -99999
172static float audio_qscale = QSCALE_NONE;
85f07f22
FB
173static int audio_disable = 0;
174static int audio_channels = 1;
175static int audio_codec_id = CODEC_ID_NONE;
b2a2197e 176static int audio_codec_tag = 0;
cf7fc795
FB
177static char *audio_language = NULL;
178
179static int subtitle_codec_id = CODEC_ID_NONE;
180static char *subtitle_language = NULL;
85f07f22 181
2db3c638
MN
182static int mux_rate= 0;
183static int mux_packet_size= 0;
17c88cb0
MN
184static float mux_preload= 0.5;
185static float mux_max_delay= 0.7;
2db3c638 186
0c1a9eda 187static int64_t recording_time = 0;
8831db5c 188static int64_t start_time = 0;
4568325a 189static int64_t rec_timestamp = 0;
a6a92a9a 190static int64_t input_ts_offset = 0;
85f07f22
FB
191static int file_overwrite = 0;
192static char *str_title = NULL;
193static char *str_author = NULL;
194static char *str_copyright = NULL;
195static char *str_comment = NULL;
5727b222 196static int do_benchmark = 0;
a0663ba4 197static int do_hex_dump = 0;
254abc2e 198static int do_pkt_dump = 0;
43f1708f 199static int do_psnr = 0;
ce7c56c2 200static int do_vstats = 0;
5abdb4b1
FB
201static int do_pass = 0;
202static char *pass_logfilename = NULL;
1629626f
FB
203static int audio_stream_copy = 0;
204static int video_stream_copy = 0;
cf7fc795 205static int subtitle_stream_copy = 0;
986ebcdb
MN
206static int video_sync_method= 1;
207static int audio_sync_method= 0;
72bd8100 208static int copy_ts= 0;
ca80810b 209static int opt_shortest = 0; //
90ad92b3 210static int video_global_header = 0;
5abdb4b1 211
bdfcbbed
MK
212static int rate_emu = 0;
213
6beefa40 214#ifdef CONFIG_BKTR
7b49ce2e 215static const char *video_grab_format = "bktr";
6beefa40 216#else
0a7b514f 217#ifdef CONFIG_VIDEO4LINUX2
7b49ce2e 218static const char *video_grab_format = "video4linux2";
0a7b514f 219#else
7b49ce2e 220static const char *video_grab_format = "video4linux";
6beefa40 221#endif
0a7b514f 222#endif
79a7c268 223static char *video_device = NULL;
2639c651 224static char *grab_device = NULL;
a5df11ab 225static int video_channel = 0;
e3ee3283 226static char *video_standard = "ntsc";
79a7c268 227
7b49ce2e 228static const char *audio_grab_format = "audio_device";
79a7c268 229static char *audio_device = NULL;
a9aa3467 230static int audio_volume = 256;
8aa3ee32 231
d9a916e2 232static int using_stdin = 0;
bee0d9e5 233static int using_vhook = 0;
f068206e 234static int verbose = 1;
9c3d33d6 235static int thread_count= 1;
b51469a0 236static int q_pressed = 0;
2f0472ff 237static int me_range = 0;
1008ceb3
MN
238static int64_t video_size = 0;
239static int64_t audio_size = 0;
240static int64_t extra_size = 0;
a6a92a9a
WG
241static int nb_frames_dup = 0;
242static int nb_frames_drop = 0;
6e454c38 243static int input_sync;
b6e16b86 244static int limit_filesize = 0; //
d9a916e2 245
5b6d5596 246static int pgmyuv_compatibility_hack=0;
023857be 247static int dts_delta_threshold = 10;
5b6d5596 248
8bbf6db9
MN
249const char **opt_names=NULL;
250int opt_name_count=0;
251AVCodecContext *avctx_opts;
252
5b6d5596 253
5abdb4b1 254#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22 255
b4a3389e
WG
256struct AVInputStream;
257
85f07f22
FB
258typedef struct AVOutputStream {
259 int file_index; /* file index */
260 int index; /* stream index in the output file */
261 int source_index; /* AVInputStream index */
262 AVStream *st; /* stream in the output file */
ec5517d5
FB
263 int encoding_needed; /* true if encoding needed for this stream */
264 int frame_number;
265 /* input pts and corresponding output pts
266 for A/V sync */
b4a3389e
WG
267 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
268 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 269 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 270 /* video only */
07d0cdfc 271 int video_resample;
a4d36c11 272 AVFrame pict_tmp; /* temporary image for resampling */
85f07f22 273 ImgReSampleContext *img_resample_ctx; /* for image resampling */
34b10a57 274
07d0cdfc 275 int video_crop;
34b10a57
D
276 int topBand; /* cropping area sizes */
277 int leftBand;
115329f1 278
07d0cdfc 279 int video_pad;
1ff93ffc
TK
280 int padtop; /* padding area sizes */
281 int padbottom;
282 int padleft;
283 int padright;
115329f1 284
85f07f22
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285 /* audio only */
286 int audio_resample;
287 ReSampleContext *resample; /* for audio resampling */
288 FifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 289 FILE *logfile;
85f07f22
FB
290} AVOutputStream;
291
292typedef struct AVInputStream {
293 int file_index;
294 int index;
295 AVStream *st;
296 int discard; /* true if stream data should be discarded */
297 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 298 int64_t sample_index; /* current sample */
bdfcbbed
MK
299
300 int64_t start; /* time when read started */
301 unsigned long frame; /* current frame */
254abc2e
FB
302 int64_t next_pts; /* synthetic pts for cases where pkt.pts
303 is not defined */
e7d0374f 304 int64_t pts; /* current pts */
ff4905a5 305 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB
306} AVInputStream;
307
308typedef struct AVInputFile {
309 int eof_reached; /* true if eof reached */
310 int ist_index; /* index of first stream in ist_table */
311 int buffer_size; /* current total buffer size */
312 int buffer_size_max; /* buffer size at which we consider we can stop
313 buffering */
79fdaa4c 314 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
315} AVInputFile;
316
bdc4796f
FB
317#ifndef CONFIG_WIN32
318
85f07f22
FB
319/* init terminal so that we can grab keys */
320static struct termios oldtty;
321
322static void term_exit(void)
323{
324 tcsetattr (0, TCSANOW, &oldtty);
325}
326
9680a722
RP
327static volatile sig_atomic_t received_sigterm = 0;
328
329static void
330sigterm_handler(int sig)
331{
332 received_sigterm = sig;
333 term_exit();
334}
335
85f07f22
FB
336static void term_init(void)
337{
338 struct termios tty;
339
340 tcgetattr (0, &tty);
341 oldtty = tty;
342
343 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
344 |INLCR|IGNCR|ICRNL|IXON);
345 tty.c_oflag |= OPOST;
346 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
347 tty.c_cflag &= ~(CSIZE|PARENB);
348 tty.c_cflag |= CS8;
349 tty.c_cc[VMIN] = 1;
350 tty.c_cc[VTIME] = 0;
115329f1 351
85f07f22
FB
352 tcsetattr (0, TCSANOW, &tty);
353
9680a722
RP
354 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
355 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
356 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
357 /*
358 register a function to be called at normal program termination
359 */
85f07f22 360 atexit(term_exit);
9ddd71fc
FR
361#ifdef CONFIG_BEOS_NETSERVER
362 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
363#endif
85f07f22
FB
364}
365
366/* read a key without blocking */
367static int read_key(void)
368{
9ddd71fc 369 int n = 1;
85f07f22 370 unsigned char ch;
9ddd71fc
FR
371#ifndef CONFIG_BEOS_NETSERVER
372 struct timeval tv;
85f07f22
FB
373 fd_set rfds;
374
375 FD_ZERO(&rfds);
376 FD_SET(0, &rfds);
377 tv.tv_sec = 0;
378 tv.tv_usec = 0;
379 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 380#endif
85f07f22 381 if (n > 0) {
cb09b2ed
PG
382 n = read(0, &ch, 1);
383 if (n == 1)
85f07f22 384 return ch;
cb09b2ed
PG
385
386 return n;
85f07f22
FB
387 }
388 return -1;
389}
390
b51469a0
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391static int decode_interrupt_cb(void)
392{
393 return q_pressed || (q_pressed = read_key() == 'q');
394}
395
a38469e1 396#else
85f07f22 397
bee0d9e5
CY
398static volatile int received_sigterm = 0;
399
a38469e1
FB
400/* no interactive support */
401static void term_exit(void)
85f07f22 402{
a38469e1 403}
85f07f22 404
a38469e1
FB
405static void term_init(void)
406{
407}
85f07f22 408
a38469e1
FB
409static int read_key(void)
410{
cb09b2ed 411 return 0;
85f07f22
FB
412}
413
a38469e1 414#endif
bdc4796f 415
b29f97d1 416static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 417{
79fdaa4c 418 int i, err;
85f07f22
FB
419 AVFormatContext *ic;
420
79fdaa4c
FB
421 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
422 if (err < 0)
423 return err;
85f07f22
FB
424 /* copy stream format */
425 s->nb_streams = ic->nb_streams;
426 for(i=0;i<ic->nb_streams;i++) {
427 AVStream *st;
1e491e29 428
f37f8d4c 429 // FIXME: a more elegant solution is needed
e1031171 430 st = av_mallocz(sizeof(AVStream));
85f07f22 431 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c
AB
432 st->codec = avcodec_alloc_context();
433 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22
FB
434 s->streams[i] = st;
435 }
436
437 av_close_input_file(ic);
438 return 0;
439}
440
b4a3389e
WG
441static double
442get_sync_ipts(const AVOutputStream *ost)
443{
444 const AVInputStream *ist = ost->sync_ist;
445 return (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/AV_TIME_BASE;
446}
447
817b23ff 448#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 449
115329f1
DB
450static void do_audio_out(AVFormatContext *s,
451 AVOutputStream *ost,
85f07f22
FB
452 AVInputStream *ist,
453 unsigned char *buf, int size)
454{
0c1a9eda 455 uint8_t *buftmp;
d66c7abc
SC
456 static uint8_t *audio_buf = NULL;
457 static uint8_t *audio_out = NULL;
558eae03 458 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 459
85f07f22 460 int size_out, frame_bytes, ret;
01f4895c 461 AVCodecContext *enc= ost->st->codec;
85f07f22 462
d66c7abc
SC
463 /* SC: dynamic allocation of buffers */
464 if (!audio_buf)
465 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
466 if (!audio_out)
558eae03 467 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
468 if (!audio_buf || !audio_out)
469 return; /* Should signal an error ! */
470
986ebcdb 471 if(audio_sync_method){
115329f1 472 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
01f4895c
MN
473 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec->channels * 2);
474 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
475 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 476
986ebcdb
MN
477 //FIXME resample delay
478 if(fabs(delta) > 50){
ff4905a5
MN
479 if(ist->is_start){
480 if(byte_delta < 0){
f41dd5aa 481 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
482 size += byte_delta;
483 buf -= byte_delta;
484 if(verbose > 2)
485 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
486 if(!size)
487 return;
488 ist->is_start=0;
489 }else{
490 static uint8_t *input_tmp= NULL;
491 input_tmp= av_realloc(input_tmp, byte_delta + size);
492
493 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
494 ist->is_start=0;
495 else
496 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
497
498 memset(input_tmp, 0, byte_delta);
499 memcpy(input_tmp + byte_delta, buf, size);
500 buf= input_tmp;
501 size += byte_delta;
502 if(verbose > 2)
503 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
504 }
505 }else if(audio_sync_method>1){
506 int comp= clip(delta, -audio_sync_method, audio_sync_method);
507 assert(ost->audio_resample);
508 if(verbose > 2)
509 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
01f4895c 510// 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
511 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
512 }
115329f1 513 }
986ebcdb 514 }else
b4a3389e 515 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
01f4895c 516 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
517
518 if (ost->audio_resample) {
519 buftmp = audio_buf;
115329f1 520 size_out = audio_resample(ost->resample,
85f07f22 521 (short *)buftmp, (short *)buf,
01f4895c 522 size / (ist->st->codec->channels * 2));
85f07f22
FB
523 size_out = size_out * enc->channels * 2;
524 } else {
525 buftmp = buf;
526 size_out = size;
527 }
528
529 /* now encode as many frames as possible */
a0663ba4 530 if (enc->frame_size > 1) {
85f07f22 531 /* output resampled raw samples */
115329f1 532 fifo_write(&ost->fifo, buftmp, size_out,
85f07f22
FB
533 &ost->fifo.wptr);
534
535 frame_bytes = enc->frame_size * 2 * enc->channels;
115329f1
DB
536
537 while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
85f07f22 538 &ost->fifo.rptr) == 0) {
e928649b
MN
539 AVPacket pkt;
540 av_init_packet(&pkt);
541
115329f1 542 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 543 (short *)audio_buf);
1008ceb3 544 audio_size += ret;
e928649b
MN
545 pkt.stream_index= ost->index;
546 pkt.data= audio_out;
547 pkt.size= ret;
e7902f20 548 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 549 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 550 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 551 av_interleaved_write_frame(s, &pkt);
115329f1 552
986ebcdb 553 ost->sync_opts += enc->frame_size;
85f07f22
FB
554 }
555 } else {
e928649b
MN
556 AVPacket pkt;
557 av_init_packet(&pkt);
986ebcdb 558
c43042a7 559 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 560
a0663ba4
FB
561 /* output a pcm frame */
562 /* XXX: change encoding codec API to avoid this ? */
563 switch(enc->codec->id) {
b461b3bc
RD
564 case CODEC_ID_PCM_S32LE:
565 case CODEC_ID_PCM_S32BE:
566 case CODEC_ID_PCM_U32LE:
567 case CODEC_ID_PCM_U32BE:
568 size_out = size_out << 1;
569 break;
570 case CODEC_ID_PCM_S24LE:
571 case CODEC_ID_PCM_S24BE:
572 case CODEC_ID_PCM_U24LE:
573 case CODEC_ID_PCM_U24BE:
574 case CODEC_ID_PCM_S24DAUD:
575 size_out = size_out / 2 * 3;
576 break;
a0663ba4
FB
577 case CODEC_ID_PCM_S16LE:
578 case CODEC_ID_PCM_S16BE:
579 case CODEC_ID_PCM_U16LE:
580 case CODEC_ID_PCM_U16BE:
581 break;
582 default:
583 size_out = size_out >> 1;
584 break;
585 }
115329f1 586 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 587 (short *)buftmp);
1008ceb3 588 audio_size += ret;
e928649b
MN
589 pkt.stream_index= ost->index;
590 pkt.data= audio_out;
591 pkt.size= ret;
e7902f20 592 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 593 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 594 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 595 av_interleaved_write_frame(s, &pkt);
85f07f22
FB
596 }
597}
598
10d104e4
PG
599static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
600{
601 AVCodecContext *dec;
602 AVPicture *picture2;
603 AVPicture picture_tmp;
0c1a9eda 604 uint8_t *buf = 0;
10d104e4 605
01f4895c 606 dec = ist->st->codec;
10d104e4
PG
607
608 /* deinterlace : must be done before any resize */
bee0d9e5 609 if (do_deinterlace || using_vhook) {
10d104e4
PG
610 int size;
611
612 /* create temporary picture */
613 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
614 buf = av_malloc(size);
615 if (!buf)
616 return;
115329f1 617
10d104e4
PG
618 picture2 = &picture_tmp;
619 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
620
dafc3856 621 if (do_deinterlace){
115329f1 622 if(avpicture_deinterlace(picture2, picture,
dafc3856
MN
623 dec->pix_fmt, dec->width, dec->height) < 0) {
624 /* if error, do not deinterlace */
625 av_free(buf);
626 buf = NULL;
627 picture2 = picture;
628 }
629 } else {
c17be817 630 img_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
bee0d9e5 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
115329f1
DB
646static void do_subtitle_out(AVFormatContext *s,
647 AVOutputStream *ost,
cf7fc795
FB
648 AVInputStream *ist,
649 AVSubtitle *sub,
650 int64_t pts)
651{
652 static uint8_t *subtitle_out = NULL;
653 int subtitle_out_max_size = 65536;
654 int subtitle_out_size, nb, i;
655 AVCodecContext *enc;
656 AVPacket pkt;
657
658 if (pts == AV_NOPTS_VALUE) {
659 fprintf(stderr, "Subtitle packets must have a pts\n");
660 return;
661 }
662
01f4895c 663 enc = ost->st->codec;
cf7fc795
FB
664
665 if (!subtitle_out) {
666 subtitle_out = av_malloc(subtitle_out_max_size);
667 }
668
669 /* Note: DVB subtitle need one packet to draw them and one other
670 packet to clear them */
671 /* XXX: signal it in the codec context ? */
672 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
673 nb = 2;
674 else
675 nb = 1;
676
677 for(i = 0; i < nb; i++) {
115329f1 678 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 679 subtitle_out_max_size, sub);
115329f1 680
cf7fc795
FB
681 av_init_packet(&pkt);
682 pkt.stream_index = ost->index;
683 pkt.data = subtitle_out;
684 pkt.size = subtitle_out_size;
685 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);
686 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
687 /* XXX: the pts correction is handled here. Maybe handling
688 it in the codec would be better */
689 if (i == 0)
690 pkt.pts += 90 * sub->start_display_time;
691 else
692 pkt.pts += 90 * sub->end_display_time;
693 }
694 av_interleaved_write_frame(s, &pkt);
695 }
696}
697
8a6cb114 698static int bit_buffer_size= 1024*256;
27537106 699static uint8_t *bit_buffer= NULL;
1ff93ffc 700
115329f1
DB
701static void do_video_out(AVFormatContext *s,
702 AVOutputStream *ost,
85f07f22 703 AVInputStream *ist,
7a0f9d7e 704 AVFrame *in_picture,
986ebcdb 705 int *frame_size)
85f07f22 706{
ec5517d5 707 int nb_frames, i, ret;
07d0cdfc
LA
708 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
709 AVFrame picture_format_temp, picture_crop_temp, picture_pad_temp;
0c1a9eda 710 uint8_t *buf = NULL, *buf1 = NULL;
cfcf0ffd 711 AVCodecContext *enc, *dec;
a686caf0 712 enum PixelFormat target_pixfmt;
115329f1 713
a4d36c11
MN
714 avcodec_get_frame_defaults(&picture_format_temp);
715 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 716 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 717
01f4895c
MN
718 enc = ost->st->codec;
719 dec = ist->st->codec;
85f07f22 720
ec5517d5
FB
721 /* by default, we output a single frame */
722 nb_frames = 1;
723
204c0f48
PG
724 *frame_size = 0;
725
986ebcdb 726 if(video_sync_method){
10d104e4 727 double vdelta;
b4a3389e 728 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN
729 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
730 if (vdelta < -1.1)
731 nb_frames = 0;
732 else if (vdelta > 1.1)
70122f29 733 nb_frames = lrintf(vdelta);
72bd8100 734//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
735 if (nb_frames == 0){
736 ++nb_frames_drop;
737 if (verbose>2)
738 fprintf(stderr, "*** drop!\n");
8300609b
MN
739 }else if (nb_frames > 1) {
740 nb_frames_dup += nb_frames;
50c3dd32 741 if (verbose>2)
8300609b 742 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
743 }
744 }else
b4a3389e 745 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 746
7ca60994 747 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 748 if (nb_frames <= 0)
85f07f22 749 return;
ce7c56c2 750
cfcf0ffd 751 /* convert pixel format if needed */
5341c209 752 target_pixfmt = ost->video_resample ? PIX_FMT_YUV420P : enc->pix_fmt;
a686caf0 753 if (dec->pix_fmt != target_pixfmt) {
cfcf0ffd
FB
754 int size;
755
756 /* create temporary picture */
39518b49 757 size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
0f1578af 758 buf = av_malloc(size);
cfcf0ffd
FB
759 if (!buf)
760 return;
34b10a57 761 formatted_picture = &picture_format_temp;
a4d36c11 762 avpicture_fill((AVPicture*)formatted_picture, buf, target_pixfmt, dec->width, dec->height);
115329f1
DB
763
764 if (img_convert((AVPicture*)formatted_picture, target_pixfmt,
765 (AVPicture *)in_picture, dec->pix_fmt,
cfcf0ffd 766 dec->width, dec->height) < 0) {
d8019eb5
AD
767
768 if (verbose >= 0)
769 fprintf(stderr, "pixel format conversion not handled\n");
770
cfcf0ffd
FB
771 goto the_end;
772 }
773 } else {
a4d36c11 774 formatted_picture = in_picture;
cfcf0ffd
FB
775 }
776
07d0cdfc
LA
777 if (ost->video_crop) {
778 if (img_crop((AVPicture *)&picture_crop_temp, (AVPicture *)formatted_picture, target_pixfmt, ost->topBand, ost->leftBand) < 0) {
779 av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
780 goto the_end;
781 }
782 formatted_picture = &picture_crop_temp;
783 }
784
785 final_picture = formatted_picture;
786 padding_src = formatted_picture;
787 resampling_dst = &ost->pict_tmp;
788 if (ost->video_pad) {
789 final_picture = &ost->pict_tmp;
790 if (ost->video_resample) {
791 if (img_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, target_pixfmt, ost->padtop, ost->padleft) < 0) {
792 av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
793 goto the_end;
794 }
795 resampling_dst = &picture_pad_temp;
796 }
797 }
798
1ff93ffc 799 /* XXX: resampling could be done before raw format conversion in
cfcf0ffd
FB
800 some cases to go faster */
801 /* XXX: only works for YUV420P */
85f07f22 802 if (ost->video_resample) {
07d0cdfc 803 padding_src = NULL;
34b10a57 804 final_picture = &ost->pict_tmp;
07d0cdfc
LA
805 img_resample(ost->img_resample_ctx, (AVPicture *)resampling_dst, (AVPicture*)formatted_picture);
806 }
115329f1 807
f122deb4
LA
808 if (enc->pix_fmt != target_pixfmt) {
809 int size;
115329f1 810
f122deb4
LA
811 av_free(buf);
812 /* create temporary picture */
813 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
814 buf = av_malloc(size);
815 if (!buf)
816 return;
817 final_picture = &picture_format_temp;
818 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
115329f1 819
f122deb4
LA
820 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
821 (AVPicture*)&ost->pict_tmp, target_pixfmt,
822 enc->width, enc->height) < 0) {
d8019eb5 823
f122deb4
LA
824 if (verbose >= 0)
825 fprintf(stderr, "pixel format conversion not handled\n");
d8019eb5 826
f122deb4 827 goto the_end;
bb270c08 828 }
f122deb4 829 }
07d0cdfc
LA
830
831 if (ost->video_pad) {
832 img_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
833 enc->height, enc->width, enc->pix_fmt,
834 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 835 }
07d0cdfc 836
85f07f22 837 /* duplicates frame if needed */
ec5517d5 838 for(i=0;i<nb_frames;i++) {
e928649b
MN
839 AVPacket pkt;
840 av_init_packet(&pkt);
841 pkt.stream_index= ost->index;
842
e8750b00
FR
843 if (s->oformat->flags & AVFMT_RAWPICTURE) {
844 /* raw pictures are written as AVPicture structure to
845 avoid any copies. We support temorarily the older
846 method. */
2744ca9a 847 AVFrame* old_frame = enc->coded_frame;
bb270c08 848 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
849 pkt.data= (uint8_t *)final_picture;
850 pkt.size= sizeof(AVPicture);
e7902f20 851 if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 852 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b
MN
853 if(dec->coded_frame && dec->coded_frame->key_frame)
854 pkt.flags |= PKT_FLAG_KEY;
855
3c895fc0 856 av_interleaved_write_frame(s, &pkt);
bb270c08 857 enc->coded_frame = old_frame;
e8750b00 858 } else {
492cd3a9 859 AVFrame big_picture;
a4d36c11
MN
860
861 big_picture= *final_picture;
7a0f9d7e
FB
862 /* better than nothing: use input picture interlaced
863 settings */
864 big_picture.interlaced_frame = in_picture->interlaced_frame;
637b5326 865 if(avctx_opts->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
866 if(top_field_first == -1)
867 big_picture.top_field_first = in_picture->top_field_first;
868 else
2a8edc5d 869 big_picture.top_field_first = top_field_first;
bb198e19 870 }
7a0f9d7e 871
85f07f22
FB
872 /* handles sameq here. This is not correct because it may
873 not be a global option */
874 if (same_quality) {
1e491e29
MN
875 big_picture.quality = ist->st->quality;
876 }else
877 big_picture.quality = ost->st->quality;
f4f3223f
MN
878 if(!me_threshold)
879 big_picture.pict_type = 0;
50c3dd32 880// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
881 big_picture.pts= ost->sync_opts;
882// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
50c3dd32 883//av_log(NULL, AV_LOG_DEBUG, "%lld -> encoder\n", ost->sync_opts);
115329f1 884 ret = avcodec_encode_video(enc,
8a6cb114 885 bit_buffer, bit_buffer_size,
1e491e29 886 &big_picture);
44429457 887 //enc->frame_number = enc->real_pict_num;
4bbc6260 888 if(ret>0){
27537106 889 pkt.data= bit_buffer;
e928649b 890 pkt.size= ret;
e7902f20 891 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 892 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
115329f1 893/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %lld/%lld\n",
c0df9d75
MN
894 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
895 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 896
e928649b
MN
897 if(enc->coded_frame && enc->coded_frame->key_frame)
898 pkt.flags |= PKT_FLAG_KEY;
3c895fc0 899 av_interleaved_write_frame(s, &pkt);
e928649b
MN
900 *frame_size = ret;
901 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
902 // enc->frame_number-1, enc->real_pict_num, ret,
903 // enc->pict_type);
904 /* if two pass, output log */
905 if (ost->logfile && enc->stats_out) {
906 fprintf(ost->logfile, "%s", enc->stats_out);
907 }
5abdb4b1 908 }
85f07f22 909 }
50c3dd32 910 ost->sync_opts++;
ec5517d5 911 ost->frame_number++;
85f07f22 912 }
ec5517d5 913 the_end:
0f1578af
FB
914 av_free(buf);
915 av_free(buf1);
85f07f22
FB
916}
917
140cb663
MN
918static double psnr(double d){
919 if(d==0) return INFINITY;
b29f97d1 920 return -10.0*log(d)/log(10.0);
140cb663
MN
921}
922
115329f1 923static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 924 int frame_size)
ce7c56c2
J
925{
926 static FILE *fvstats=NULL;
ce7c56c2 927 char filename[40];
bf5af568
FB
928 time_t today2;
929 struct tm *today;
ce7c56c2
J
930 AVCodecContext *enc;
931 int frame_number;
0c1a9eda 932 int64_t ti;
ce7c56c2 933 double ti1, bitrate, avg_bitrate;
115329f1 934
ce7c56c2
J
935 if (!fvstats) {
936 today2 = time(NULL);
937 today = localtime(&today2);
2fc8ea24 938 snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour,
ce7c56c2
J
939 today->tm_min,
940 today->tm_sec);
941 fvstats = fopen(filename,"w");
942 if (!fvstats) {
943 perror("fopen");
944 exit(1);
945 }
946 }
115329f1 947
ce7c56c2 948 ti = MAXINT64;
01f4895c 949 enc = ost->st->codec;
ce7c56c2 950 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 951 frame_number = ost->frame_number;
158c7f05 952 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 953 if (enc->flags&CODEC_FLAG_PSNR)
492cd3a9 954 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 955
ce7c56c2 956 fprintf(fvstats,"f_size= %6d ", frame_size);
ec5517d5 957 /* compute pts value */
c0df9d75 958 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
959 if (ti1 < 0.01)
960 ti1 = 0.01;
115329f1 961
c0df9d75 962 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 963 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
ce7c56c2 964 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 965 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
115329f1 966 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 967 }
ec5517d5
FB
968}
969
b29f97d1 970static void print_report(AVFormatContext **output_files,
bb270c08
DB
971 AVOutputStream **ost_table, int nb_ostreams,
972 int is_last_report)
ec5517d5
FB
973{
974 char buf[1024];
975 AVOutputStream *ost;
976 AVFormatContext *oc, *os;
0c1a9eda 977 int64_t total_size;
ec5517d5
FB
978 AVCodecContext *enc;
979 int frame_number, vid, i;
980 double bitrate, ti1, pts;
0c1a9eda 981 static int64_t last_time = -1;
0888fd22 982 static int qp_histogram[52];
115329f1 983
ec5517d5 984 if (!is_last_report) {
0c1a9eda 985 int64_t cur_time;
ec5517d5
FB
986 /* display the report every 0.5 seconds */
987 cur_time = av_gettime();
988 if (last_time == -1) {
989 last_time = cur_time;
990 return;
115329f1 991 }
ec5517d5
FB
992 if ((cur_time - last_time) < 500000)
993 return;
994 last_time = cur_time;
995 }
996
ce7c56c2 997
ec5517d5
FB
998 oc = output_files[0];
999
1000 total_size = url_ftell(&oc->pb);
115329f1 1001
ec5517d5
FB
1002 buf[0] = '\0';
1003 ti1 = 1e10;
1004 vid = 0;
1005 for(i=0;i<nb_ostreams;i++) {
1006 ost = ost_table[i];
1007 os = output_files[ost->file_index];
01f4895c 1008 enc = ost->st->codec;
10d104e4 1009 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 1010 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
158c7f05 1011 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
10d104e4 1012 }
ec5517d5
FB
1013 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
1014 frame_number = ost->frame_number;
0888fd22
MN
1015 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d q=%3.1f ",
1016 frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1017 if(is_last_report)
0ecca7a4 1018 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
0888fd22
MN
1019 if(qp_hist && enc->coded_frame){
1020 int j;
1021 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
1022 if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
1023 qp_histogram[qp]++;
1024 for(j=0; j<32; j++)
1025 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1026 }
890972be
MN
1027 if (enc->flags&CODEC_FLAG_PSNR){
1028 int j;
1029 double error, error_sum=0;
1030 double scale, scale_sum=0;
1031 char type[3]= {'Y','U','V'};
0ecca7a4 1032 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1033 for(j=0; j<3; j++){
1034 if(is_last_report){
1035 error= enc->error[j];
1036 scale= enc->width*enc->height*255.0*255.0*frame_number;
1037 }else{
1038 error= enc->coded_frame->error[j];
1039 scale= enc->width*enc->height*255.0*255.0;
1040 }
1041 if(j) scale/=4;
1042 error_sum += error;
1043 scale_sum += scale;
0ecca7a4 1044 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1045 }
0ecca7a4 1046 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1047 }
ec5517d5
FB
1048 vid = 1;
1049 }
1050 /* compute min output value */
9ee91c2f 1051 pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
5d9827bc 1052 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1053 ti1 = pts;
1054 }
1055 if (ti1 < 0.01)
1056 ti1 = 0.01;
115329f1 1057
f068206e
BE
1058 if (verbose || is_last_report) {
1059 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1060
1061 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
1062 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1063 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1064
bb270c08
DB
1065 if (verbose > 1)
1066 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1067 nb_frames_dup, nb_frames_drop);
115329f1 1068
d8019eb5
AD
1069 if (verbose >= 0)
1070 fprintf(stderr, "%s \r", buf);
1071
ec5517d5
FB
1072 fflush(stderr);
1073 }
115329f1 1074
1008ceb3
MN
1075 if (is_last_report && verbose >= 0){
1076 int64_t raw= audio_size + video_size + extra_size;
f068206e 1077 fprintf(stderr, "\n");
1008ceb3
MN
1078 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1079 video_size/1024.0,
1080 audio_size/1024.0,
1081 extra_size/1024.0,
1082 100.0*(total_size - raw)/raw
1083 );
1084 }
ce7c56c2
J
1085}
1086
a700a6ae
FB
1087/* pkt = NULL means EOF (needed to flush decoder buffers) */
1088static int output_packet(AVInputStream *ist, int ist_index,
1089 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1090 const AVPacket *pkt)
a700a6ae
FB
1091{
1092 AVFormatContext *os;
1093 AVOutputStream *ost;
1094 uint8_t *ptr;
1095 int len, ret, i;
1096 uint8_t *data_buf;
1097 int data_size, got_picture;
1098 AVFrame picture;
a700a6ae 1099 void *buffer_to_free;
f038fe8b 1100 static unsigned int samples_size= 0;
78953e62 1101 static short *samples= NULL;
cf7fc795
FB
1102 AVSubtitle subtitle, *subtitle_to_free;
1103 int got_subtitle;
115329f1 1104
2b18dcd0
MN
1105 if(!pkt){
1106 ist->pts= ist->next_pts; // needed for last packet if vsync=0
1107 } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
c0df9d75 1108 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
a700a6ae 1109 } else {
a603bf8d 1110// assert(ist->pts == ist->next_pts);
a700a6ae 1111 }
115329f1 1112
a700a6ae
FB
1113 if (pkt == NULL) {
1114 /* EOF handling */
1115 ptr = NULL;
1116 len = 0;
1117 goto handle_eof;
1118 }
1119
1120 len = pkt->size;
1121 ptr = pkt->data;
1122 while (len > 0) {
1123 handle_eof:
1124 /* decode the packet if needed */
1125 data_buf = NULL; /* fail safe */
1126 data_size = 0;
cf7fc795 1127 subtitle_to_free = NULL;
a700a6ae 1128 if (ist->decoding_needed) {
01f4895c 1129 switch(ist->st->codec->codec_type) {
df84ac2e 1130 case CODEC_TYPE_AUDIO:{
115329f1 1131 if(pkt)
78953e62 1132 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size, AVCODEC_MAX_AUDIO_FRAME_SIZE));
a700a6ae
FB
1133 /* XXX: could avoid copy if PCM 16 bits with same
1134 endianness as CPU */
01f4895c 1135 ret = avcodec_decode_audio(ist->st->codec, samples, &data_size,
a700a6ae
FB
1136 ptr, len);
1137 if (ret < 0)
1138 goto fail_decode;
1139 ptr += ret;
1140 len -= ret;
1141 /* Some bug in mpeg audio decoder gives */
1142 /* data_size < 0, it seems they are overflows */
1143 if (data_size <= 0) {
1144 /* no audio frame */
1145 continue;
1146 }
1147 data_buf = (uint8_t *)samples;
115329f1 1148 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1149 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1150 break;}
a700a6ae 1151 case CODEC_TYPE_VIDEO:
01f4895c 1152 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1153 /* XXX: allocate picture correctly */
9740beff
MN
1154 avcodec_get_frame_defaults(&picture);
1155
115329f1 1156 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB
1157 &picture, &got_picture, ptr, len);
1158 ist->st->quality= picture.quality;
115329f1 1159 if (ret < 0)
a700a6ae
FB
1160 goto fail_decode;
1161 if (!got_picture) {
1162 /* no picture yet */
1163 goto discard_packet;
1164 }
01f4895c 1165 if (ist->st->codec->time_base.num != 0) {
115329f1 1166 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1167 ist->st->codec->time_base.num) /
1168 ist->st->codec->time_base.den;
a700a6ae
FB
1169 }
1170 len = 0;
1171 break;
cf7fc795 1172 case CODEC_TYPE_SUBTITLE:
115329f1 1173 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB
1174 &subtitle, &got_subtitle, ptr, len);
1175 if (ret < 0)
a700a6ae 1176 goto fail_decode;
cf7fc795
FB
1177 if (!got_subtitle) {
1178 goto discard_packet;
a700a6ae 1179 }
cf7fc795
FB
1180 subtitle_to_free = &subtitle;
1181 len = 0;
1182 break;
1183 default:
1184 goto fail_decode;
1185 }
1186 } else {
01f4895c 1187 switch(ist->st->codec->codec_type) {
2fef0bdf 1188 case CODEC_TYPE_AUDIO:
115329f1 1189 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
01f4895c 1190 (ist->st->codec->sample_rate * ist->st->codec->channels);
2fef0bdf
MN
1191 break;
1192 case CODEC_TYPE_VIDEO:
01f4895c 1193 if (ist->st->codec->time_base.num != 0) {
115329f1 1194 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1195 ist->st->codec->time_base.num) /
1196 ist->st->codec->time_base.den;
2fef0bdf
MN
1197 }
1198 break;
1199 }
a700a6ae
FB
1200 data_buf = ptr;
1201 data_size = len;
1202 ret = len;
1203 len = 0;
1204 }
1205
1206 buffer_to_free = NULL;
01f4895c 1207 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
115329f1 1208 pre_process_video_frame(ist, (AVPicture *)&picture,
a700a6ae
FB
1209 &buffer_to_free);
1210 }
1211
7e987c33 1212 // preprocess audio (volume)
01f4895c 1213 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
a9aa3467 1214 if (audio_volume != 256) {
7e987c33 1215 short *volp;
7e987c33
C
1216 volp = samples;
1217 for(i=0;i<(data_size / sizeof(short));i++) {
a9aa3467 1218 int v = ((*volp) * audio_volume + 128) >> 8;
7e987c33
C
1219 if (v < -32768) v = -32768;
1220 if (v > 32767) v = 32767;
1221 *volp++ = v;
1222 }
1223 }
1224 }
1225
a700a6ae 1226 /* frame rate emulation */
01f4895c
MN
1227 if (ist->st->codec->rate_emu) {
1228 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
a700a6ae
FB
1229 int64_t now = av_gettime() - ist->start;
1230 if (pts > now)
1231 usleep(pts - now);
1232
1233 ist->frame++;
1234 }
1235
1236#if 0
1237 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1238 is the one of the next displayed one */
1239 /* XXX: add mpeg4 too ? */
01f4895c
MN
1240 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1241 if (ist->st->codec->pict_type != B_TYPE) {
a700a6ae
FB
1242 int64_t tmp;
1243 tmp = ist->last_ip_pts;
1244 ist->last_ip_pts = ist->frac_pts.val;
1245 ist->frac_pts.val = tmp;
1246 }
1247 }
1248#endif
115329f1 1249 /* if output time reached then transcode raw format,
bb270c08 1250 encode packets and output them */
a700a6ae
FB
1251 if (start_time == 0 || ist->pts >= start_time)
1252 for(i=0;i<nb_ostreams;i++) {
1253 int frame_size;
1254
1255 ost = ost_table[i];
1256 if (ost->source_index == ist_index) {
1257 os = output_files[ost->file_index];
1258
1259#if 0
115329f1
DB
1260 printf("%d: got pts=%0.3f %0.3f\n", i,
1261 (double)pkt->pts / AV_TIME_BASE,
1262 ((double)ist->pts / AV_TIME_BASE) -
986ebcdb 1263 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
a700a6ae
FB
1264#endif
1265 /* set the input output pts pairs */
b4a3389e 1266 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
a700a6ae
FB
1267
1268 if (ost->encoding_needed) {
01f4895c 1269 switch(ost->st->codec->codec_type) {
a700a6ae
FB
1270 case CODEC_TYPE_AUDIO:
1271 do_audio_out(os, ost, ist, data_buf, data_size);
1272 break;
1273 case CODEC_TYPE_VIDEO:
986ebcdb 1274 do_video_out(os, ost, ist, &picture, &frame_size);
1008ceb3 1275 video_size += frame_size;
a700a6ae
FB
1276 if (do_vstats && frame_size)
1277 do_video_stats(os, ost, frame_size);
a700a6ae 1278 break;
cf7fc795
FB
1279 case CODEC_TYPE_SUBTITLE:
1280 do_subtitle_out(os, ost, ist, &subtitle,
1281 pkt->pts);
1282 break;
a700a6ae
FB
1283 default:
1284 av_abort();
1285 }
1286 } else {
e928649b
MN
1287 AVFrame avframe; //FIXME/XXX remove this
1288 AVPacket opkt;
1289 av_init_packet(&opkt);
1290
a700a6ae
FB
1291 /* no reencoding needed : output the packet directly */
1292 /* force the input stream PTS */
115329f1 1293
9740beff 1294 avcodec_get_frame_defaults(&avframe);
01f4895c 1295 ost->st->codec->coded_frame= &avframe;
115329f1 1296 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
bf17ff61 1297
01f4895c 1298 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
c7baf14b 1299 audio_size += data_size;
01f4895c 1300 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
c7baf14b 1301 video_size += data_size;
daed32f7
WG
1302 ost->sync_opts++;
1303 }
c7baf14b 1304
e928649b 1305 opkt.stream_index= ost->index;
6c55b27f 1306 if(pkt->pts != AV_NOPTS_VALUE)
c0df9d75 1307 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
1308 else
1309 opkt.pts= AV_NOPTS_VALUE;
cf7fc795
FB
1310
1311 {
1312 int64_t dts;
1313 if (pkt->dts == AV_NOPTS_VALUE)
1314 dts = ist->next_pts;
1315 else
1316 dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1317 opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
1318 }
e928649b 1319 opkt.flags= pkt->flags;
01f4895c 1320 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
90ad92b3 1321 opkt.destruct= av_destruct_packet;
3c895fc0 1322 av_interleaved_write_frame(os, &opkt);
01f4895c 1323 ost->st->codec->frame_number++;
a700a6ae 1324 ost->frame_number++;
90ad92b3 1325 av_free_packet(&opkt);
a700a6ae
FB
1326 }
1327 }
1328 }
1329 av_free(buffer_to_free);
cf7fc795
FB
1330 /* XXX: allocate the subtitles in the codec ? */
1331 if (subtitle_to_free) {
c6ec28b1
MN
1332 if (subtitle_to_free->rects != NULL) {
1333 for (i = 0; i < subtitle_to_free->num_rects; i++) {
1334 av_free(subtitle_to_free->rects[i].bitmap);
1335 av_free(subtitle_to_free->rects[i].rgba_palette);
1336 }
1337 av_freep(&subtitle_to_free->rects);
1338 }
1339 subtitle_to_free->num_rects = 0;
cf7fc795
FB
1340 subtitle_to_free = NULL;
1341 }
a700a6ae
FB
1342 }
1343 discard_packet:
6f824977
MN
1344 if (pkt == NULL) {
1345 /* EOF handling */
115329f1 1346
6f824977
MN
1347 for(i=0;i<nb_ostreams;i++) {
1348 ost = ost_table[i];
1349 if (ost->source_index == ist_index) {
01f4895c 1350 AVCodecContext *enc= ost->st->codec;
6f824977 1351 os = output_files[ost->file_index];
115329f1 1352
01f4895c 1353 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1354 continue;
01f4895c 1355 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1356 continue;
1357
1358 if (ost->encoding_needed) {
1359 for(;;) {
1360 AVPacket pkt;
cef7cc72 1361 int fifo_bytes;
6f824977
MN
1362 av_init_packet(&pkt);
1363 pkt.stream_index= ost->index;
115329f1 1364
01f4895c 1365 switch(ost->st->codec->codec_type) {
115329f1 1366 case CODEC_TYPE_AUDIO:
cef7cc72
JR
1367 fifo_bytes = fifo_size(&ost->fifo, NULL);
1368 ret = 0;
1369 /* encode any samples remaining in fifo */
1370 if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1371 int fs_tmp = enc->frame_size;
1372 enc->frame_size = fifo_bytes / (2 * enc->channels);
1373 if(fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes,
1374 &ost->fifo.rptr) == 0) {
1375 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1376 }
1377 enc->frame_size = fs_tmp;
9e0db7d5
MN
1378 }
1379 if(ret <= 0) {
cef7cc72
JR
1380 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1381 }
6f824977
MN
1382 audio_size += ret;
1383 pkt.flags |= PKT_FLAG_KEY;
1384 break;
1385 case CODEC_TYPE_VIDEO:
8a6cb114 1386 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
1387 video_size += ret;
1388 if(enc->coded_frame && enc->coded_frame->key_frame)
1389 pkt.flags |= PKT_FLAG_KEY;
1390 if (ost->logfile && enc->stats_out) {
1391 fprintf(ost->logfile, "%s", enc->stats_out);
1392 }
1393 break;
1394 default:
1395 ret=-1;
1396 }
115329f1 1397
6f824977
MN
1398 if(ret<=0)
1399 break;
27537106 1400 pkt.data= bit_buffer;
6f824977 1401 pkt.size= ret;
e7902f20 1402 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1403 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
6f824977
MN
1404 av_interleaved_write_frame(os, &pkt);
1405 }
1406 }
1407 }
1408 }
1409 }
115329f1 1410
a700a6ae
FB
1411 return 0;
1412 fail_decode:
1413 return -1;
1414}
1415
1416
85f07f22
FB
1417/*
1418 * The following code is the main loop of the file converter
1419 */
1420static int av_encode(AVFormatContext **output_files,
1421 int nb_output_files,
1422 AVFormatContext **input_files,
1423 int nb_input_files,
1424 AVStreamMap *stream_maps, int nb_stream_maps)
1425{
445f1b83 1426 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1427 AVFormatContext *is, *os;
1428 AVCodecContext *codec, *icodec;
1429 AVOutputStream *ost, **ost_table = NULL;
1430 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1431 AVInputFile *file_table;
51bd4565 1432 AVFormatContext *stream_no_data;
cb09b2ed 1433 int key;
bdc4796f 1434
51bd4565 1435 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1436 if (!file_table)
1437 goto fail;
115329f1 1438
85f07f22
FB
1439 /* input stream init */
1440 j = 0;
1441 for(i=0;i<nb_input_files;i++) {
1442 is = input_files[i];
1443 file_table[i].ist_index = j;
79fdaa4c 1444 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1445 j += is->nb_streams;
1446 }
1447 nb_istreams = j;
1448
1449 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1450 if (!ist_table)
bdc4796f 1451 goto fail;
115329f1 1452
85f07f22
FB
1453 for(i=0;i<nb_istreams;i++) {
1454 ist = av_mallocz(sizeof(AVInputStream));
1455 if (!ist)
1456 goto fail;
1457 ist_table[i] = ist;
1458 }
1459 j = 0;
1460 for(i=0;i<nb_input_files;i++) {
1461 is = input_files[i];
1462 for(k=0;k<is->nb_streams;k++) {
1463 ist = ist_table[j++];
1464 ist->st = is->streams[k];
1465 ist->file_index = i;
1466 ist->index = k;
1467 ist->discard = 1; /* the stream is discarded by default
1468 (changed later) */
bdfcbbed 1469
01f4895c 1470 if (ist->st->codec->rate_emu) {
bdfcbbed
MK
1471 ist->start = av_gettime();
1472 ist->frame = 0;
1473 }
85f07f22
FB
1474 }
1475 }
1476
1477 /* output stream init */
1478 nb_ostreams = 0;
1479 for(i=0;i<nb_output_files;i++) {
1480 os = output_files[i];
1481 nb_ostreams += os->nb_streams;
1482 }
1483 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1484 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1485 exit(1);
1486 }
1487
bd073980
BF
1488 /* Sanity check the mapping args -- do the input files & streams exist? */
1489 for(i=0;i<nb_stream_maps;i++) {
1490 int fi = stream_maps[i].file_index;
1491 int si = stream_maps[i].stream_index;
115329f1 1492
bd073980
BF
1493 if (fi < 0 || fi > nb_input_files - 1 ||
1494 si < 0 || si > file_table[fi].nb_streams - 1) {
1495 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1496 exit(1);
1497 }
b4a3389e
WG
1498 fi = stream_maps[i].sync_file_index;
1499 si = stream_maps[i].sync_stream_index;
1500 if (fi < 0 || fi > nb_input_files - 1 ||
1501 si < 0 || si > file_table[fi].nb_streams - 1) {
1502 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1503 exit(1);
1504 }
bd073980 1505 }
115329f1 1506
85f07f22
FB
1507 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1508 if (!ost_table)
1509 goto fail;
1510 for(i=0;i<nb_ostreams;i++) {
1511 ost = av_mallocz(sizeof(AVOutputStream));
1512 if (!ost)
1513 goto fail;
1514 ost_table[i] = ost;
1515 }
115329f1 1516
85f07f22
FB
1517 n = 0;
1518 for(k=0;k<nb_output_files;k++) {
1519 os = output_files[k];
1520 for(i=0;i<os->nb_streams;i++) {
1521 int found;
1522 ost = ost_table[n++];
1523 ost->file_index = k;
1524 ost->index = i;
1525 ost->st = os->streams[i];
1526 if (nb_stream_maps > 0) {
115329f1 1527 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
85f07f22 1528 stream_maps[n-1].stream_index;
115329f1 1529
bd073980 1530 /* Sanity check that the stream types match */
01f4895c 1531 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
bd073980
BF
1532 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1533 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1534 ost->file_index, ost->index);
1535 exit(1);
1536 }
115329f1 1537
85f07f22
FB
1538 } else {
1539 /* get corresponding input stream index : we select the first one with the right type */
1540 found = 0;
1541 for(j=0;j<nb_istreams;j++) {
1542 ist = ist_table[j];
115329f1 1543 if (ist->discard &&
01f4895c 1544 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1545 ost->source_index = j;
1546 found = 1;
c19e76ce 1547 break;
85f07f22
FB
1548 }
1549 }
115329f1 1550
85f07f22
FB
1551 if (!found) {
1552 /* try again and reuse existing stream */
1553 for(j=0;j<nb_istreams;j++) {
1554 ist = ist_table[j];
01f4895c 1555 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1556 ost->source_index = j;
1557 found = 1;
1558 }
1559 }
1560 if (!found) {
1561 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1562 ost->file_index, ost->index);
1563 exit(1);
1564 }
1565 }
1566 }
1567 ist = ist_table[ost->source_index];
1568 ist->discard = 0;
b4a3389e
WG
1569 ost->sync_ist = (nb_stream_maps > 0) ?
1570 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1571 stream_maps[n-1].sync_stream_index] : ist;
85f07f22
FB
1572 }
1573 }
1574
85f07f22
FB
1575 /* for each output stream, we compute the right encoding parameters */
1576 for(i=0;i<nb_ostreams;i++) {
1577 ost = ost_table[i];
1578 ist = ist_table[ost->source_index];
1579
01f4895c
MN
1580 codec = ost->st->codec;
1581 icodec = ist->st->codec;
85f07f22 1582
1629626f
FB
1583 if (ost->st->stream_copy) {
1584 /* if stream_copy is selected, no need to decode or encode */
1585 codec->codec_id = icodec->codec_id;
1586 codec->codec_type = icodec->codec_type;
b2a2197e 1587 if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1629626f 1588 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1589 codec->extradata= icodec->extradata;
1590 codec->extradata_size= icodec->extradata_size;
78e03516 1591 codec->time_base = icodec->time_base;
1629626f
FB
1592 switch(codec->codec_type) {
1593 case CODEC_TYPE_AUDIO:
1594 codec->sample_rate = icodec->sample_rate;
1595 codec->channels = icodec->channels;
0a3b0447 1596 codec->frame_size = icodec->frame_size;
c1344911 1597 codec->block_align= icodec->block_align;
1629626f
FB
1598 break;
1599 case CODEC_TYPE_VIDEO:
9df3437f 1600 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
1601 codec->width = icodec->width;
1602 codec->height = icodec->height;
ff8cc24b 1603 codec->has_b_frames = icodec->has_b_frames;
1629626f 1604 break;
cf7fc795
FB
1605 case CODEC_TYPE_SUBTITLE:
1606 break;
1629626f
FB
1607 default:
1608 av_abort();
1609 }
1610 } else {
1611 switch(codec->codec_type) {
1612 case CODEC_TYPE_AUDIO:
85f07f22
FB
1613 if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1614 goto fail;
115329f1 1615
85f07f22
FB
1616 if (codec->channels == icodec->channels &&
1617 codec->sample_rate == icodec->sample_rate) {
1618 ost->audio_resample = 0;
1619 } else {
e0d2714a 1620 if (codec->channels != icodec->channels &&
23c99253
MN
1621 (icodec->codec_id == CODEC_ID_AC3 ||
1622 icodec->codec_id == CODEC_ID_DTS)) {
1623 /* Special case for 5:1 AC3 and DTS input */
e0d2714a 1624 /* and mono or stereo output */
6dc96cb0
J
1625 /* Request specific number of channels */
1626 icodec->channels = codec->channels;
1627 if (codec->sample_rate == icodec->sample_rate)
1628 ost->audio_resample = 0;
1629 else {
1630 ost->audio_resample = 1;
6dc96cb0 1631 }
e0d2714a 1632 } else {
115329f1 1633 ost->audio_resample = 1;
986ebcdb
MN
1634 }
1635 }
ff4905a5 1636 if(audio_sync_method>1)
986ebcdb
MN
1637 ost->audio_resample = 1;
1638
1639 if(ost->audio_resample){
1640 ost->resample = audio_resample_init(codec->channels, icodec->channels,
1641 codec->sample_rate, icodec->sample_rate);
1642 if(!ost->resample){
1643 printf("Can't resample. Aborting.\n");
1644 av_abort();
e0d2714a 1645 }
85f07f22
FB
1646 }
1647 ist->decoding_needed = 1;
1648 ost->encoding_needed = 1;
1629626f
FB
1649 break;
1650 case CODEC_TYPE_VIDEO:
c3f11d19
LA
1651 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1652 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1653 ost->video_resample = ((codec->width != icodec->width -
1654 (frame_leftBand + frame_rightBand) +
1655 (frame_padleft + frame_padright)) ||
1656 (codec->height != icodec->height -
1657 (frame_topBand + frame_bottomBand) +
1658 (frame_padtop + frame_padbottom)));
1659 if (ost->video_crop) {
34b10a57
D
1660 ost->topBand = frame_topBand;
1661 ost->leftBand = frame_leftBand;
c3f11d19
LA
1662 }
1663 if (ost->video_pad) {
1ff93ffc
TK
1664 ost->padtop = frame_padtop;
1665 ost->padleft = frame_padleft;
1666 ost->padbottom = frame_padbottom;
1667 ost->padright = frame_padright;
c3f11d19
LA
1668 if (!ost->video_resample) {
1669 avcodec_get_frame_defaults(&ost->pict_tmp);
1670 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1671 codec->width, codec->height ) )
1672 goto fail;
1673 }
1674 }
1675 if (ost->video_resample) {
2de28abb 1676 avcodec_get_frame_defaults(&ost->pict_tmp);
a4d36c11 1677 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
2caa92d9 1678 codec->width, codec->height ) )
85f07f22 1679 goto fail;
85f07f22 1680
07d0cdfc
LA
1681 ost->img_resample_ctx = img_resample_init(
1682 codec->width - (frame_padleft + frame_padright),
1683 codec->height - (frame_padtop + frame_padbottom),
1684 icodec->width - (frame_leftBand + frame_rightBand),
1685 icodec->height - (frame_topBand + frame_bottomBand));
115329f1 1686
85f07f22
FB
1687 }
1688 ost->encoding_needed = 1;
1689 ist->decoding_needed = 1;
1629626f 1690 break;
cf7fc795
FB
1691 case CODEC_TYPE_SUBTITLE:
1692 ost->encoding_needed = 1;
1693 ist->decoding_needed = 1;
1694 break;
1629626f
FB
1695 default:
1696 av_abort();
cf7fc795 1697 break;
85f07f22 1698 }
1629626f 1699 /* two pass mode */
115329f1 1700 if (ost->encoding_needed &&
1629626f
FB
1701 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1702 char logfilename[1024];
1703 FILE *f;
1704 int size;
1705 char *logbuffer;
115329f1
DB
1706
1707 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1708 pass_logfilename ?
1629626f
FB
1709 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1710 if (codec->flags & CODEC_FLAG_PASS1) {
1711 f = fopen(logfilename, "w");
1712 if (!f) {
1713 perror(logfilename);
1714 exit(1);
1715 }
1716 ost->logfile = f;
1717 } else {
1718 /* read the log file */
1719 f = fopen(logfilename, "r");
1720 if (!f) {
1721 perror(logfilename);
1722 exit(1);
1723 }
1724 fseek(f, 0, SEEK_END);
1725 size = ftell(f);
1726 fseek(f, 0, SEEK_SET);
1727 logbuffer = av_malloc(size + 1);
1728 if (!logbuffer) {
1729 fprintf(stderr, "Could not allocate log buffer\n");
1730 exit(1);
1731 }
4776fa92 1732 size = fread(logbuffer, 1, size, f);
1629626f
FB
1733 fclose(f);
1734 logbuffer[size] = '\0';
1735 codec->stats_in = logbuffer;
5abdb4b1 1736 }
5abdb4b1
FB
1737 }
1738 }
8a6cb114
MN
1739 if(codec->codec_type == CODEC_TYPE_VIDEO){
1740 int size= codec->width * codec->height;
1741 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1742 }
85f07f22
FB
1743 }
1744
8a6cb114
MN
1745 if (!bit_buffer)
1746 bit_buffer = av_malloc(bit_buffer_size);
1747 if (!bit_buffer)
1748 goto fail;
1749
1629626f
FB
1750 /* dump the file output parameters - cannot be done before in case
1751 of stream copy */
1752 for(i=0;i<nb_output_files;i++) {
1753 dump_format(output_files[i], i, output_files[i]->filename, 1);
1754 }
1755
1756 /* dump the stream mapping */
d8019eb5
AD
1757 if (verbose >= 0) {
1758 fprintf(stderr, "Stream mapping:\n");
1759 for(i=0;i<nb_ostreams;i++) {
1760 ost = ost_table[i];
b4a3389e 1761 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD
1762 ist_table[ost->source_index]->file_index,
1763 ist_table[ost->source_index]->index,
115329f1 1764 ost->file_index,
d8019eb5 1765 ost->index);
b4a3389e
WG
1766 if (ost->sync_ist != ist_table[ost->source_index])
1767 fprintf(stderr, " [sync #%d.%d]",
1768 ost->sync_ist->file_index,
1769 ost->sync_ist->index);
1770 fprintf(stderr, "\n");
d8019eb5 1771 }
1629626f
FB
1772 }
1773
85f07f22
FB
1774 /* open each encoder */
1775 for(i=0;i<nb_ostreams;i++) {
1776 ost = ost_table[i];
1777 if (ost->encoding_needed) {
1778 AVCodec *codec;
01f4895c 1779 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 1780 if (!codec) {
115329f1 1781 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
85f07f22
FB
1782 ost->file_index, ost->index);
1783 exit(1);
1784 }
01f4895c 1785 if (avcodec_open(ost->st->codec, codec) < 0) {
115329f1 1786 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
1787 ost->file_index, ost->index);
1788 exit(1);
1789 }
01f4895c 1790 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
1791 }
1792 }
1793
1794 /* open each decoder */
1795 for(i=0;i<nb_istreams;i++) {
1796 ist = ist_table[i];
1797 if (ist->decoding_needed) {
1798 AVCodec *codec;
01f4895c 1799 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1800 if (!codec) {
115329f1 1801 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01f4895c 1802 ist->st->codec->codec_id, ist->file_index, ist->index);
85f07f22
FB
1803 exit(1);
1804 }
01f4895c 1805 if (avcodec_open(ist->st->codec, codec) < 0) {
115329f1 1806 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
85f07f22
FB
1807 ist->file_index, ist->index);
1808 exit(1);
1809 }
01f4895c
MN
1810 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1811 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1812 }
1813 }
1814
1815 /* init pts */
1816 for(i=0;i<nb_istreams;i++) {
1817 ist = ist_table[i];
bb270c08 1818 is = input_files[ist->file_index];
e7d0374f 1819 ist->pts = 0;
c0df9d75 1820 ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q);
115329f1 1821 if(ist->st->start_time == AV_NOPTS_VALUE)
bd1b79a1 1822 ist->next_pts=0;
fdb86eb1
MN
1823 if(input_files_ts_offset[ist->file_index])
1824 ist->next_pts= AV_NOPTS_VALUE;
ff4905a5 1825 ist->is_start = 1;
85f07f22 1826 }
bd1b79a1 1827
85f07f22
FB
1828 /* compute buffer size max (should use a complete heuristic) */
1829 for(i=0;i<nb_input_files;i++) {
1830 file_table[i].buffer_size_max = 2048;
1831 }
1832
0a38bafd
PB
1833 /* set meta data information from input file if required */
1834 for (i=0;i<nb_meta_data_maps;i++) {
1835 AVFormatContext *out_file;
1836 AVFormatContext *in_file;
1837
1838 int out_file_index = meta_data_maps[i].out_file;
1839 int in_file_index = meta_data_maps[i].in_file;
1840 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1841 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1842 ret = -EINVAL;
1843 goto fail;
1844 }
1845 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1846 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1847 ret = -EINVAL;
1848 goto fail;
115329f1
DB
1849 }
1850
0a38bafd
PB
1851 out_file = output_files[out_file_index];
1852 in_file = input_files[in_file_index];
1853
1854 strcpy(out_file->title, in_file->title);
1855 strcpy(out_file->author, in_file->author);
1856 strcpy(out_file->copyright, in_file->copyright);
1857 strcpy(out_file->comment, in_file->comment);
1858 strcpy(out_file->album, in_file->album);
1859 out_file->year = in_file->year;
1860 out_file->track = in_file->track;
1861 strcpy(out_file->genre, in_file->genre);
1862 }
115329f1 1863
85f07f22
FB
1864 /* open files and write file headers */
1865 for(i=0;i<nb_output_files;i++) {
1866 os = output_files[i];
79fdaa4c 1867 if (av_write_header(os) < 0) {
65bf3c53 1868 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
a38469e1
FB
1869 ret = -EINVAL;
1870 goto fail;
1871 }
85f07f22
FB
1872 }
1873
a38469e1 1874#ifndef CONFIG_WIN32
d8019eb5 1875 if ( !using_stdin && verbose >= 0) {
d9a916e2 1876 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1877 url_set_interrupt_cb(decode_interrupt_cb);
1878 }
a38469e1
FB
1879#endif
1880 term_init();
1881
51bd4565 1882 stream_no_data = 0;
cb09b2ed 1883 key = -1;
51bd4565 1884
d9a916e2 1885 for(; received_sigterm == 0;) {
85f07f22
FB
1886 int file_index, ist_index;
1887 AVPacket pkt;
a9aeda81
PB
1888 double ipts_min;
1889 double opts_min;
23ffe323 1890
85f07f22 1891 redo:
a9aeda81
PB
1892 ipts_min= 1e100;
1893 opts_min= 1e100;
a38469e1 1894 /* if 'q' pressed, exits */
d9a916e2 1895 if (!using_stdin) {
b51469a0
LS
1896 if (q_pressed)
1897 break;
cb09b2ed
PG
1898 /* read_key() returns 0 on EOF */
1899 key = read_key();
1900 if (key == 'q')
1901 break;
1902 }
a38469e1 1903
ec5517d5
FB
1904 /* select the stream that we must read now by looking at the
1905 smallest output pts */
85f07f22 1906 file_index = -1;
ec5517d5 1907 for(i=0;i<nb_ostreams;i++) {
23ffe323 1908 double ipts, opts;
ec5517d5
FB
1909 ost = ost_table[i];
1910 os = output_files[ost->file_index];
1911 ist = ist_table[ost->source_index];
01f4895c
MN
1912 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1913 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 1914 else
c0df9d75 1915 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
1916 ipts = (double)ist->pts;
1917 if (!file_table[ist->file_index].eof_reached){
1918 if(ipts < ipts_min) {
1919 ipts_min = ipts;
1920 if(input_sync ) file_index = ist->file_index;
1921 }
1922 if(opts < opts_min) {
1923 opts_min = opts;
1924 if(!input_sync) file_index = ist->file_index;
1925 }
85f07f22 1926 }
01f4895c 1927 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
1928 file_index= -1;
1929 break;
1930 }
85f07f22
FB
1931 }
1932 /* if none, if is finished */
51bd4565 1933 if (file_index < 0) {
85f07f22 1934 break;
ec5517d5
FB
1935 }
1936
85f07f22 1937 /* finish if recording time exhausted */
23ffe323 1938 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1939 break;
ec5517d5 1940
b6e16b86
C
1941 /* finish if limit size exhausted */
1942 if (limit_filesize != 0 && (limit_filesize * 1024) < url_ftell(&output_files[0]->pb))
1943 break;
1944
254abc2e 1945 /* read a frame from it and output it in the fifo */
85f07f22 1946 is = input_files[file_index];
254abc2e 1947 if (av_read_frame(is, &pkt) < 0) {
85f07f22 1948 file_table[file_index].eof_reached = 1;
ca80810b 1949 if (opt_shortest) break; else continue; //
85f07f22 1950 }
303e50e6 1951
51bd4565
PG
1952 if (!pkt.size) {
1953 stream_no_data = is;
1954 } else {
1955 stream_no_data = 0;
1956 }
254abc2e
FB
1957 if (do_pkt_dump) {
1958 av_pkt_dump(stdout, &pkt, do_hex_dump);
817b23ff 1959 }
79fdaa4c
FB
1960 /* the following test is needed in case new streams appear
1961 dynamically in stream : we ignore them */
1962 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1963 goto discard_packet;
85f07f22
FB
1964 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1965 ist = ist_table[ist_index];
bf5af568
FB
1966 if (ist->discard)
1967 goto discard_packet;
85f07f22 1968
01f4895c 1969// 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 1970 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
c0df9d75 1971 int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
023857be 1972 if(ABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){
72bd8100
MN
1973 input_files_ts_offset[ist->file_index]-= delta;
1974 if (verbose > 2)
4733abcb 1975 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
72bd8100
MN
1976 for(i=0; i<file_table[file_index].nb_streams; i++){
1977 int index= file_table[file_index].ist_index + i;
1978 ist_table[index]->next_pts += delta;
ff4905a5 1979 ist_table[index]->is_start=1;
72bd8100
MN
1980 }
1981 }
1982 }
1983
8831db5c 1984 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 1985 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
1986
1987 if (verbose >= 0)
1988 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1989 ist->file_index, ist->index);
1990
a700a6ae
FB
1991 av_free_packet(&pkt);
1992 goto redo;
fe08925f 1993 }
cf7fc795 1994
bf5af568 1995 discard_packet:
85f07f22 1996 av_free_packet(&pkt);
115329f1 1997
ec5517d5
FB
1998 /* dump report by using the output first video and audio streams */
1999 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2000 }
a700a6ae
FB
2001
2002 /* at the end of stream, we must flush the decoder buffers */
2003 for(i=0;i<nb_istreams;i++) {
2004 ist = ist_table[i];
2005 if (ist->decoding_needed) {
2006 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2007 }
2008 }
2009
a38469e1 2010 term_exit();
85f07f22 2011
c4e37247
MN
2012 /* write the trailer if needed and close file */
2013 for(i=0;i<nb_output_files;i++) {
2014 os = output_files[i];
2015 av_write_trailer(os);
2016 }
2017
37f5cd5a
MN
2018 /* dump report by using the first video and audio streams */
2019 print_report(output_files, ost_table, nb_ostreams, 1);
2020
85f07f22
FB
2021 /* close each encoder */
2022 for(i=0;i<nb_ostreams;i++) {
2023 ost = ost_table[i];
2024 if (ost->encoding_needed) {
01f4895c
MN
2025 av_freep(&ost->st->codec->stats_in);
2026 avcodec_close(ost->st->codec);
85f07f22
FB
2027 }
2028 }
115329f1 2029
85f07f22
FB
2030 /* close each decoder */
2031 for(i=0;i<nb_istreams;i++) {
2032 ist = ist_table[i];
2033 if (ist->decoding_needed) {
01f4895c 2034 avcodec_close(ist->st->codec);
85f07f22
FB
2035 }
2036 }
85f07f22 2037
85f07f22 2038 /* finished ! */
115329f1 2039
85f07f22
FB
2040 ret = 0;
2041 fail1:
83b07470 2042 av_freep(&bit_buffer);
0f1578af 2043 av_free(file_table);
bdc4796f 2044
85f07f22
FB
2045 if (ist_table) {
2046 for(i=0;i<nb_istreams;i++) {
2047 ist = ist_table[i];
0f1578af 2048 av_free(ist);
85f07f22 2049 }
0f1578af 2050 av_free(ist_table);
85f07f22
FB
2051 }
2052 if (ost_table) {
2053 for(i=0;i<nb_ostreams;i++) {
2054 ost = ost_table[i];
2055 if (ost) {
5abdb4b1
FB
2056 if (ost->logfile) {
2057 fclose(ost->logfile);
2058 ost->logfile = NULL;
2059 }
bf5af568
FB
2060 fifo_free(&ost->fifo); /* works even if fifo is not
2061 initialized but set to zero */
0f1578af 2062 av_free(ost->pict_tmp.data[0]);
85f07f22
FB
2063 if (ost->video_resample)
2064 img_resample_close(ost->img_resample_ctx);
2065 if (ost->audio_resample)
2066 audio_resample_close(ost->resample);
0f1578af 2067 av_free(ost);
85f07f22
FB
2068 }
2069 }
0f1578af 2070 av_free(ost_table);
85f07f22
FB
2071 }
2072 return ret;
2073 fail:
2074 ret = -ENOMEM;
2075 goto fail1;
2076}
2077
2078#if 0
2079int file_read(const char *filename)
2080{
2081 URLContext *h;
2082 unsigned char buffer[1024];
2083 int len, i;
2084
2085 if (url_open(&h, filename, O_RDONLY) < 0) {
2086 printf("could not open '%s'\n", filename);
2087 return -1;
2088 }
2089 for(;;) {
2090 len = url_read(h, buffer, sizeof(buffer));
2091 if (len <= 0)
2092 break;
2093 for(i=0;i<len;i++) putchar(buffer[i]);
2094 }
2095 url_close(h);
2096 return 0;
2097}
2098#endif
2099
b29f97d1 2100static void opt_image_format(const char *arg)
817b23ff
FB
2101{
2102 AVImageFormat *f;
115329f1 2103
817b23ff
FB
2104 for(f = first_image_format; f != NULL; f = f->next) {
2105 if (!strcmp(arg, f->name))
2106 break;
2107 }
2108 if (!f) {
2109 fprintf(stderr, "Unknown image format: '%s'\n", arg);
2110 exit(1);
2111 }
2112 image_format = f;
2113}
2114
b29f97d1 2115static void opt_format(const char *arg)
85f07f22 2116{
817b23ff
FB
2117 /* compatibility stuff for pgmyuv */
2118 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2119 pgmyuv_compatibility_hack=1;
9286699a 2120// opt_image_format(arg);
5b6d5596 2121 arg = "image2";
817b23ff
FB
2122 }
2123
79fdaa4c
FB
2124 file_iformat = av_find_input_format(arg);
2125 file_oformat = guess_format(arg, NULL, NULL);
2126 if (!file_iformat && !file_oformat) {
2127 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB
2128 exit(1);
2129 }
85f07f22
FB
2130}
2131
b29f97d1 2132static void opt_video_bitrate(const char *arg)
85f07f22
FB
2133{
2134 video_bit_rate = atoi(arg) * 1000;
2135}
2136
b29f97d1 2137static void opt_video_bitrate_tolerance(const char *arg)
9cdd6a24
MN
2138{
2139 video_bit_rate_tolerance = atoi(arg) * 1000;
2140}
2141
b29f97d1 2142static void opt_video_bitrate_max(const char *arg)
3aa102be
MN
2143{
2144 video_rc_max_rate = atoi(arg) * 1000;
2145}
2146
b29f97d1 2147static void opt_video_bitrate_min(const char *arg)
3aa102be
MN
2148{
2149 video_rc_min_rate = atoi(arg) * 1000;
2150}
2151
b29f97d1 2152static void opt_video_buffer_size(const char *arg)
946c8a12 2153{
622348f9 2154 video_rc_buffer_size = atoi(arg) * 8*1024;
946c8a12
MN
2155}
2156
b29f97d1 2157static void opt_video_rc_eq(char *arg)
3aa102be
MN
2158{
2159 video_rc_eq = arg;
2160}
2161
b29f97d1 2162static void opt_video_rc_override_string(char *arg)
ac2830ec
MN
2163{
2164 video_rc_override_string = arg;
2165}
2166
3aa102be 2167
b29f97d1 2168static void opt_workaround_bugs(const char *arg)
fe670d09
MN
2169{
2170 workaround_bugs = atoi(arg);
2171}
2172
f4f3223f
MN
2173static void opt_me_threshold(const char *arg)
2174{
2175 me_threshold = atoi(arg);
2176}
2177
f20f8a8b
MN
2178static void opt_mb_threshold(const char *arg)
2179{
2180 mb_threshold = atoi(arg);
2181}
2ad1516a 2182
f068206e
BE
2183static void opt_verbose(const char *arg)
2184{
2185 verbose = atoi(arg);
d8019eb5 2186 av_log_set_level(atoi(arg));
f068206e
BE
2187}
2188
b29f97d1 2189static void opt_frame_rate(const char *arg)
85f07f22 2190{
445f1b83
RS
2191 if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
2192 fprintf(stderr, "Incorrect frame rate\n");
bb270c08 2193 exit(1);
445f1b83 2194 }
85f07f22
FB
2195}
2196
b29f97d1 2197static void opt_frame_crop_top(const char *arg)
ab6d194a 2198{
115329f1 2199 frame_topBand = atoi(arg);
ab6d194a
MN
2200 if (frame_topBand < 0) {
2201 fprintf(stderr, "Incorrect top crop size\n");
2202 exit(1);
2203 }
2204 if ((frame_topBand % 2) != 0) {
2205 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2206 exit(1);
2207 }
2208 if ((frame_topBand) >= frame_height){
bb270c08 2209 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2210 exit(1);
2211 }
2212 frame_height -= frame_topBand;
2213}
2214
b29f97d1 2215static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2216{
2217 frame_bottomBand = atoi(arg);
2218 if (frame_bottomBand < 0) {
2219 fprintf(stderr, "Incorrect bottom crop size\n");
2220 exit(1);
2221 }
2222 if ((frame_bottomBand % 2) != 0) {
2223 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
115329f1 2224 exit(1);
ab6d194a
MN
2225 }
2226 if ((frame_bottomBand) >= frame_height){
bb270c08 2227 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2228 exit(1);
2229 }
2230 frame_height -= frame_bottomBand;
2231}
2232
b29f97d1 2233static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2234{
2235 frame_leftBand = atoi(arg);
2236 if (frame_leftBand < 0) {
2237 fprintf(stderr, "Incorrect left crop size\n");
2238 exit(1);
2239 }
2240 if ((frame_leftBand % 2) != 0) {
2241 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2242 exit(1);
2243 }
2244 if ((frame_leftBand) >= frame_width){
bb270c08 2245 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2246 exit(1);
2247 }
2248 frame_width -= frame_leftBand;
2249}
2250
b29f97d1 2251static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2252{
2253 frame_rightBand = atoi(arg);
2254 if (frame_rightBand < 0) {
2255 fprintf(stderr, "Incorrect right crop size\n");
2256 exit(1);
2257 }
2258 if ((frame_rightBand % 2) != 0) {
2259 fprintf(stderr, "Right crop size must be a multiple of 2\n");
115329f1 2260 exit(1);
ab6d194a
MN
2261 }
2262 if ((frame_rightBand) >= frame_width){
bb270c08 2263 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2264 exit(1);
2265 }
2266 frame_width -= frame_rightBand;
2267}
2268
b29f97d1 2269static void opt_frame_size(const char *arg)
85f07f22 2270{
445f1b83 2271 if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
2272 fprintf(stderr, "Incorrect frame size\n");
2273 exit(1);
2274 }
2275 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2276 fprintf(stderr, "Frame size must be a multiple of 2\n");
2277 exit(1);
2278 }
2279}
2280
1ff93ffc
TK
2281
2282#define SCALEBITS 10
2283#define ONE_HALF (1 << (SCALEBITS - 1))
bb270c08 2284#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
1ff93ffc
TK
2285
2286#define RGB_TO_Y(r, g, b) \
2287((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2288 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2289
2290#define RGB_TO_U(r1, g1, b1, shift)\
2291(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2292 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2293
2294#define RGB_TO_V(r1, g1, b1, shift)\
2295(((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2296 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2297
2298static void opt_pad_color(const char *arg) {
2299 /* Input is expected to be six hex digits similar to
2300 how colors are expressed in html tags (but without the #) */
2301 int rgb = strtol(arg, NULL, 16);
2302 int r,g,b;
115329f1
DB
2303
2304 r = (rgb >> 16);
1ff93ffc
TK
2305 g = ((rgb >> 8) & 255);
2306 b = (rgb & 255);
2307
2308 padcolor[0] = RGB_TO_Y(r,g,b);
2309 padcolor[1] = RGB_TO_U(r,g,b,0);
2310 padcolor[2] = RGB_TO_V(r,g,b,0);
2311}
2312
2313static void opt_frame_pad_top(const char *arg)
2314{
115329f1 2315 frame_padtop = atoi(arg);
1ff93ffc
TK
2316 if (frame_padtop < 0) {
2317 fprintf(stderr, "Incorrect top pad size\n");
2318 exit(1);
2319 }
2320 if ((frame_padtop % 2) != 0) {
2321 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2322 exit(1);
2323 }
2324}
2325
2326static void opt_frame_pad_bottom(const char *arg)
2327{
115329f1 2328 frame_padbottom = atoi(arg);
1ff93ffc
TK
2329 if (frame_padbottom < 0) {
2330 fprintf(stderr, "Incorrect bottom pad size\n");
2331 exit(1);
2332 }
2333 if ((frame_padbottom % 2) != 0) {
2334 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2335 exit(1);
2336 }
2337}
2338
2339
2340static void opt_frame_pad_left(const char *arg)
2341{
115329f1 2342 frame_padleft = atoi(arg);
1ff93ffc
TK
2343 if (frame_padleft < 0) {
2344 fprintf(stderr, "Incorrect left pad size\n");
2345 exit(1);
2346 }
2347 if ((frame_padleft % 2) != 0) {
2348 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2349 exit(1);
2350 }
2351}
2352
2353
2354static void opt_frame_pad_right(const char *arg)
2355{
115329f1 2356 frame_padright = atoi(arg);
1ff93ffc
TK
2357 if (frame_padright < 0) {
2358 fprintf(stderr, "Incorrect right pad size\n");
2359 exit(1);
2360 }
2361 if ((frame_padright % 2) != 0) {
2362 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2363 exit(1);
2364 }
2365}
2366
2367
63167088
RS
2368static void opt_frame_pix_fmt(const char *arg)
2369{
2370 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2371}
2372
5fe03e38
RS
2373static void opt_frame_aspect_ratio(const char *arg)
2374{
2375 int x = 0, y = 0;
2376 double ar = 0;
2377 const char *p;
115329f1 2378
5fe03e38
RS
2379 p = strchr(arg, ':');
2380 if (p) {
2381 x = strtol(arg, (char **)&arg, 10);
bb270c08
DB
2382 if (arg == p)
2383 y = strtol(arg+1, (char **)&arg, 10);
2384 if (x > 0 && y > 0)
2385 ar = (double)x / (double)y;
5fe03e38
RS
2386 } else
2387 ar = strtod(arg, (char **)&arg);
2388
2389 if (!ar) {
2390 fprintf(stderr, "Incorrect aspect ratio specification.\n");
bb270c08 2391 exit(1);
5fe03e38
RS
2392 }
2393 frame_aspect_ratio = ar;
2394}
2395
b29f97d1 2396static void opt_gop_size(const char *arg)
85f07f22
FB
2397{
2398 gop_size = atoi(arg);
2399}
2400
b29f97d1 2401static void opt_b_frames(const char *arg)
bc6caae2
J
2402{
2403 b_frames = atoi(arg);
2404 if (b_frames > FF_MAX_B_FRAMES) {
2405 fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
2406 exit(1);
2407 } else if (b_frames < 1) {
2408 fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
2409 exit(1);
2410 }
2411}
2412
9c3d33d6
MN
2413static void opt_pre_me(const char *arg)
2414{
2415 pre_me = atoi(arg);
2416}
2417
b29f97d1 2418static void opt_qscale(const char *arg)
85f07f22 2419{
158c7f05 2420 video_qscale = atof(arg);
4e64bead 2421 if (video_qscale <= 0 ||
158c7f05 2422 video_qscale > 255) {
4e64bead 2423 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
85f07f22
FB
2424 exit(1);
2425 }
2426}
2427
6a5d4395
MD
2428static void opt_qsquish(const char *arg)
2429{
2430 video_qsquish = atof(arg);
2431 if (video_qsquish < 0.0 ||
2432 video_qsquish > 99.0) {
2433 fprintf(stderr, "qsquish must be >= 0.0 and <= 99.0\n");
2434 exit(1);
2435 }
2436}
2437
4ea4b274
MN
2438static void opt_lmax(const char *arg)
2439{
2440 video_lmax = atof(arg)*FF_QP2LAMBDA;
2441}
2442
2443static void opt_lmin(const char *arg)
2444{
2445 video_lmin = atof(arg)*FF_QP2LAMBDA;
2446}
2447
b29f97d1 2448static void opt_qmin(const char *arg)
9cdd6a24
MN
2449{
2450 video_qmin = atoi(arg);
6e0d8c06 2451 if (video_qmin < 1 ||
58f7833e
RS
2452 video_qmin > 51) {
2453 fprintf(stderr, "qmin must be >= 1 and <= 51\n");
9cdd6a24
MN
2454 exit(1);
2455 }
2456}
2457
b29f97d1 2458static void opt_qmax(const char *arg)
9cdd6a24
MN
2459{
2460 video_qmax = atoi(arg);
6e0d8c06 2461 if (video_qmax < 1 ||
58f7833e
RS
2462 video_qmax > 51) {
2463 fprintf(stderr, "qmax must be >= 1 and <= 51\n");
9cdd6a24
MN
2464 exit(1);
2465 }
2466}
2467
6e0d8c06 2468static void opt_mb_lmin(const char *arg)
17a70fde 2469{
6e0d8c06
MN
2470 video_mb_lmin = atof(arg)*FF_QP2LAMBDA;
2471 if (video_mb_lmin < 1 ||
2472 video_mb_lmin > FF_LAMBDA_MAX) {
2473 fprintf(stderr, "mblmin must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
17a70fde
MN
2474 exit(1);
2475 }
2476}
2477
6e0d8c06 2478static void opt_mb_lmax(const char *arg)
17a70fde 2479{
6e0d8c06
MN
2480 video_mb_lmax = atof(arg)*FF_QP2LAMBDA;
2481 if (video_mb_lmax < 1 ||
2482 video_mb_lmax > FF_LAMBDA_MAX) {
2483 fprintf(stderr, "mblmax must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
17a70fde
MN
2484 exit(1);
2485 }
2486}
2487
b29f97d1 2488static void opt_qdiff(const char *arg)
9cdd6a24
MN
2489{
2490 video_qdiff = atoi(arg);
2491 if (video_qdiff < 0 ||
2492 video_qdiff > 31) {
2493 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2494 exit(1);
2495 }
2496}
2497
b29f97d1 2498static void opt_qblur(const char *arg)
9cdd6a24
MN
2499{
2500 video_qblur = atof(arg);
2501}
2502
b29f97d1 2503static void opt_qcomp(const char *arg)
9cdd6a24
MN
2504{
2505 video_qcomp = atof(arg);
2506}
85f07f22 2507
b29f97d1 2508static void opt_rc_initial_cplx(const char *arg)
ac2830ec
MN
2509{
2510 video_rc_initial_cplx = atof(arg);
2511}
b29f97d1 2512static void opt_b_qfactor(const char *arg)
29700fa6
MN
2513{
2514 video_b_qfactor = atof(arg);
2515}
b29f97d1 2516static void opt_i_qfactor(const char *arg)
29700fa6
MN
2517{
2518 video_i_qfactor = atof(arg);
2519}
b29f97d1 2520static void opt_b_qoffset(const char *arg)
29700fa6
MN
2521{
2522 video_b_qoffset = atof(arg);
2523}
b29f97d1 2524static void opt_i_qoffset(const char *arg)
29700fa6
MN
2525{
2526 video_i_qoffset = atof(arg);
2527}
2528
303e50e6
MN
2529static void opt_ibias(const char *arg)
2530{
2531 video_intra_quant_bias = atoi(arg);
2532}
2533static void opt_pbias(const char *arg)
2534{
2535 video_inter_quant_bias = atoi(arg);
2536}
2537
b29f97d1 2538static void opt_packet_size(const char *arg)
1dbb6d90
MN
2539{
2540 packet_size= atoi(arg);
2541}
2542
7ebfc0ea
MN
2543static void opt_error_rate(const char *arg)
2544{
2545 error_rate= atoi(arg);
2546}
2547
b29f97d1 2548static void opt_strict(const char *arg)
f560dd82
MN
2549{
2550 strict= atoi(arg);
2551}
2552
bb198e19
MN
2553static void opt_top_field_first(const char *arg)
2554{
2555 top_field_first= atoi(arg);
2556}
2557
303e50e6
MN
2558static void opt_sc_threshold(const char *arg)
2559{
2560 sc_threshold= atoi(arg);
2561}
2562
2f0472ff
TB
2563static void opt_me_range(const char *arg)
2564{
2565 me_range = atoi(arg);
2566}
2567
9c3d33d6
MN
2568static void opt_thread_count(const char *arg)
2569{
2570 thread_count= atoi(arg);
2450cff2 2571#if !defined(HAVE_THREADS)
d8019eb5
AD
2572 if (verbose >= 0)
2573 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2574#endif
9c3d33d6
MN
2575}
2576
b29f97d1 2577static void opt_audio_bitrate(const char *arg)
85f07f22
FB
2578{
2579 audio_bit_rate = atoi(arg) * 1000;
2580}
2581
b29f97d1 2582static void opt_audio_rate(const char *arg)
85f07f22
FB
2583{
2584 audio_sample_rate = atoi(arg);
2585}
2586
b29f97d1 2587static void opt_audio_channels(const char *arg)
85f07f22
FB
2588{
2589 audio_channels = atoi(arg);
2590}
2591
b29f97d1 2592static void opt_video_device(const char *arg)
85f07f22 2593{
e9a9e0c2 2594 video_device = av_strdup(arg);
85f07f22
FB
2595}
2596
2639c651
RS
2597static void opt_grab_device(const char *arg)
2598{
2599 grab_device = av_strdup(arg);
2600}
2601
b29f97d1 2602static void opt_video_channel(const char *arg)
a5df11ab
FB
2603{
2604 video_channel = strtol(arg, NULL, 0);
2605}
2606
e3ee3283
AB
2607static void opt_video_standard(const char *arg)
2608{
2609 video_standard = av_strdup(arg);
2610}
2611
b29f97d1 2612static void opt_audio_device(const char *arg)
85f07f22 2613{
e9a9e0c2 2614 audio_device = av_strdup(arg);
85f07f22
FB
2615}
2616
cf7fc795
FB
2617static void opt_codec(int *pstream_copy, int *pcodec_id,
2618 int codec_type, const char *arg)
85f07f22
FB
2619{
2620 AVCodec *p;
2621
1629626f 2622 if (!strcmp(arg, "copy")) {
cf7fc795 2623 *pstream_copy = 1;
85f07f22 2624 } else {
1629626f
FB
2625 p = first_avcodec;
2626 while (p) {
cf7fc795 2627 if (!strcmp(p->name, arg) && p->type == codec_type)
1629626f
FB
2628 break;
2629 p = p->next;
2630 }
2631 if (p == NULL) {
cf7fc795 2632 fprintf(stderr, "Unknown codec '%s'\n", arg);
1629626f
FB
2633 exit(1);
2634 } else {
cf7fc795 2635 *pcodec_id = p->id;
1629626f 2636 }
85f07f22
FB
2637 }
2638}
2639
cf7fc795
FB
2640static void opt_audio_codec(const char *arg)
2641{
2642 opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg);
2643}
2644
b2a2197e
MN
2645static void opt_audio_tag(const char *arg)
2646{
2647 char *tail;
2648 audio_codec_tag= strtol(arg, &tail, 0);
2649
2650 if(!tail || *tail)
2651 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2652}
2653
2654static void opt_video_tag(const char *arg)
2655{
2656 char *tail;
2657 video_codec_tag= strtol(arg, &tail, 0);
2658
2659 if(!tail || *tail)
2660 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2661}
2662
b29f97d1 2663static void add_frame_hooker(const char *arg)
10d104e4
PG
2664{
2665 int argc = 0;
2666 char *argv[64];
2667 int i;
e9a9e0c2 2668 char *args = av_strdup(arg);
10d104e4 2669
bee0d9e5
CY
2670 using_vhook = 1;
2671
10d104e4
PG
2672 argv[0] = strtok(args, " ");
2673 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2674 }
2675
2676 i = frame_hook_add(argc, argv);
2677
2678 if (i != 0) {
2679 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2680 exit(1);
2681 }
2682}
2683
85f07f22
FB
2684const char *motion_str[] = {
2685 "zero",
2686 "full",
2687 "log",
2688 "phods",
7084c149
MN
2689 "epzs",
2690 "x1",
51d6a3cf
MN
2691 "hex",
2692 "umh",
2693 "iter",
85f07f22
FB
2694 NULL,
2695};
2696
b29f97d1 2697static void opt_motion_estimation(const char *arg)
85f07f22
FB
2698{
2699 const char **p;
2700 p = motion_str;
2701 for(;;) {
2702 if (!*p) {
2703 fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2704 exit(1);
2705 }
2706 if (!strcmp(*p, arg))
2707 break;
2708 p++;
2709 }
101bea5f 2710 me_method = (p - motion_str) + 1;
85f07f22
FB
2711}
2712
b29f97d1 2713static void opt_video_codec(const char *arg)
85f07f22 2714{
cf7fc795
FB
2715 opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg);
2716}
85f07f22 2717
cf7fc795
FB
2718static void opt_subtitle_codec(const char *arg)
2719{
2720 opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB
2721}
2722
b29f97d1 2723static void opt_map(const char *arg)
85f07f22
FB
2724{
2725 AVStreamMap *m;
2726 const char *p;
2727
2728 p = arg;
2729 m = &stream_maps[nb_stream_maps++];
2730
2731 m->file_index = strtol(arg, (char **)&p, 0);
2732 if (*p)
2733 p++;
a5dc85ef
J
2734
2735 m->stream_index = strtol(p, (char **)&p, 0);
b4a3389e
WG
2736 if (*p) {
2737 p++;
2738 m->sync_file_index = strtol(p, (char **)&p, 0);
2739 if (*p)
2740 p++;
2741 m->sync_stream_index = strtol(p, (char **)&p, 0);
2742 } else {
2743 m->sync_file_index = m->file_index;
2744 m->sync_stream_index = m->stream_index;
2745 }
85f07f22
FB
2746}
2747
0a38bafd
PB
2748static void opt_map_meta_data(const char *arg)
2749{
2750 AVMetaDataMap *m;
2751 const char *p;
115329f1 2752
0a38bafd
PB
2753 p = arg;
2754 m = &meta_data_maps[nb_meta_data_maps++];
2755
2756 m->out_file = strtol(arg, (char **)&p, 0);
2757 if (*p)
2758 p++;
2759
2760 m->in_file = strtol(p, (char **)&p, 0);
2761}
2762
b29f97d1 2763static void opt_recording_time(const char *arg)
85f07f22
FB
2764{
2765 recording_time = parse_date(arg, 1);
2766}
2767
8831db5c
MN
2768static void opt_start_time(const char *arg)
2769{
2770 start_time = parse_date(arg, 1);
2771}
2772
4568325a
RS
2773static void opt_rec_timestamp(const char *arg)
2774{
2775 rec_timestamp = parse_date(arg, 0) / 1000000;
2776}
2777
a6a92a9a
WG
2778static void opt_input_ts_offset(const char *arg)
2779{
2780 input_ts_offset = parse_date(arg, 1);
2781}
2782
b29f97d1 2783static void opt_input_file(const char *filename)
85f07f22
FB
2784{
2785 AVFormatContext *ic;
2786 AVFormatParameters params, *ap = &params;
14bea432 2787 int err, i, ret, rfps, rfps_base;
bd1b79a1 2788 int64_t timestamp;
85f07f22 2789
b242baa4
FB
2790 if (!strcmp(filename, "-"))
2791 filename = "pipe:";
2792
115329f1 2793 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2794 !strcmp( filename, "/dev/stdin" );
2795
85f07f22 2796 /* get default parameters from command line */
79fdaa4c
FB
2797 memset(ap, 0, sizeof(*ap));
2798 ap->sample_rate = audio_sample_rate;
2799 ap->channels = audio_channels;
c0df9d75
MN
2800 ap->time_base.den = frame_rate;
2801 ap->time_base.num = frame_rate_base;
1ff93ffc
TK
2802 ap->width = frame_width + frame_padleft + frame_padright;
2803 ap->height = frame_height + frame_padtop + frame_padbottom;
817b23ff 2804 ap->image_format = image_format;
63167088 2805 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2806 ap->device = grab_device;
2807 ap->channel = video_channel;
2808 ap->standard = video_standard;
5b6d5596
MN
2809 ap->video_codec_id = video_codec_id;
2810 ap->audio_codec_id = audio_codec_id;
2811 if(pgmyuv_compatibility_hack)
2812 ap->video_codec_id= CODEC_ID_PGMYUV;
79fdaa4c
FB
2813
2814 /* open the input file with generic libav function */
2815 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2816 if (err < 0) {
79fdaa4c 2817 print_error(filename, err);
85f07f22
FB
2818 exit(1);
2819 }
30bc6613
MN
2820
2821 if(genpts)
2822 ic->flags|= AVFMT_FLAG_GENPTS;
115329f1 2823
79fdaa4c
FB
2824 /* If not enough info to get the stream parameters, we decode the
2825 first frames to get it. (used in mpeg case for example) */
2826 ret = av_find_stream_info(ic);
d8019eb5 2827 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2828 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2829 exit(1);
2830 }
2831
bd1b79a1
MN
2832 timestamp = start_time;
2833 /* add the stream start time */
2834 if (ic->start_time != AV_NOPTS_VALUE)
2835 timestamp += ic->start_time;
2836
254abc2e
FB
2837 /* if seeking requested, we execute it */
2838 if (start_time != 0) {
3ba1438d 2839 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2840 if (ret < 0) {
115329f1 2841 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB
2842 filename, (double)timestamp / AV_TIME_BASE);
2843 }
2844 /* reset seek info */
2845 start_time = 0;
2846 }
2847
85f07f22
FB
2848 /* update the current parameters so that they match the one of the input stream */
2849 for(i=0;i<ic->nb_streams;i++) {
637b5326 2850 int j;
01f4895c 2851 AVCodecContext *enc = ic->streams[i]->codec;
2450cff2 2852#if defined(HAVE_THREADS)
c62c07d3
MN
2853 if(thread_count>1)
2854 avcodec_thread_init(enc, thread_count);
2855#endif
2856 enc->thread_count= thread_count;
85f07f22
FB
2857 switch(enc->codec_type) {
2858 case CODEC_TYPE_AUDIO:
637b5326
MN
2859 for(j=0; j<opt_name_count; j++){
2860 AVOption *opt;
2861 double d= av_get_double(avctx_opts, opt_names[j], &opt);
2862 if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2863 av_set_double(enc, opt_names[j], d);
2864 }
e0d2714a 2865 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2866 audio_channels = enc->channels;
2867 audio_sample_rate = enc->sample_rate;
b4aea108 2868 if(audio_disable)
f3356e9c 2869 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2870 break;
2871 case CODEC_TYPE_VIDEO:
637b5326
MN
2872 for(j=0; j<opt_name_count; j++){
2873 AVOption *opt;
2874 double d= av_get_double(avctx_opts, opt_names[j], &opt);
2875 if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2876 av_set_double(enc, opt_names[j], d);
2877 }
85f07f22
FB
2878 frame_height = enc->height;
2879 frame_width = enc->width;
bb270c08
DB
2880 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2881 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2882 rfps = ic->streams[i]->r_frame_rate.num;
2883 rfps_base = ic->streams[i]->r_frame_rate.den;
fe670d09 2884 enc->workaround_bugs = workaround_bugs;
637b5326 2885 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN
2886 if(me_threshold)
2887 enc->debug |= FF_DEBUG_MV;
d7425f59 2888
115329f1 2889 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2890
2891 if (verbose >= 0)
15bc38e5 2892 fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2893 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2894
15bc38e5 2895 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2896 }
bf5af568 2897 /* update the current frame rate to match the stream frame rate */
14bea432
MN
2898 frame_rate = rfps;
2899 frame_rate_base = rfps_base;
bdfcbbed
MK
2900
2901 enc->rate_emu = rate_emu;
b4aea108 2902 if(video_disable)
f3356e9c
MN
2903 ic->streams[i]->discard= AVDISCARD_ALL;
2904 else if(video_discard)
2905 ic->streams[i]->discard= video_discard;
85f07f22 2906 break;
254abc2e
FB
2907 case CODEC_TYPE_DATA:
2908 break;
cf7fc795
FB
2909 case CODEC_TYPE_SUBTITLE:
2910 break;
ae38261e
MB
2911 case CODEC_TYPE_UNKNOWN:
2912 break;
51bd4565 2913 default:
c04643a2 2914 av_abort();
85f07f22
FB
2915 }
2916 }
115329f1 2917
85f07f22 2918 input_files[nb_input_files] = ic;
bd1b79a1 2919 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2920 /* dump the file content */
d8019eb5
AD
2921 if (verbose >= 0)
2922 dump_format(ic, nb_input_files, filename, 0);
2923
85f07f22 2924 nb_input_files++;
79fdaa4c
FB
2925 file_iformat = NULL;
2926 file_oformat = NULL;
817b23ff 2927 image_format = NULL;
bdfcbbed 2928
2639c651
RS
2929 grab_device = NULL;
2930 video_channel = 0;
115329f1 2931
bdfcbbed 2932 rate_emu = 0;
85f07f22
FB
2933}
2934
2639c651
RS
2935static void opt_grab(const char *arg)
2936{
2937 file_iformat = av_find_input_format(arg);
2938 opt_input_file("");
2939}
2940
b29f97d1 2941static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
919f448d
FB
2942{
2943 int has_video, has_audio, i, j;
2944 AVFormatContext *ic;
2945
2946 has_video = 0;
2947 has_audio = 0;
2948 for(j=0;j<nb_input_files;j++) {
2949 ic = input_files[j];
2950 for(i=0;i<ic->nb_streams;i++) {
01f4895c 2951 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB
2952 switch(enc->codec_type) {
2953 case CODEC_TYPE_AUDIO:
2954 has_audio = 1;
2955 break;
2956 case CODEC_TYPE_VIDEO:
2957 has_video = 1;
2958 break;
6fb316d5 2959 case CODEC_TYPE_DATA:
ae38261e 2960 case CODEC_TYPE_UNKNOWN:
cf7fc795 2961 case CODEC_TYPE_SUBTITLE:
6fb316d5 2962 break;
51bd4565 2963 default:
c04643a2 2964 av_abort();
919f448d
FB
2965 }
2966 }
2967 }
2968 *has_video_ptr = has_video;
2969 *has_audio_ptr = has_audio;
2970}
2971
cf7fc795 2972static void new_video_stream(AVFormatContext *oc)
85f07f22
FB
2973{
2974 AVStream *st;
cf7fc795
FB
2975 AVCodecContext *video_enc;
2976 int codec_id;
115329f1 2977
cf7fc795
FB
2978 st = av_new_stream(oc, oc->nb_streams);
2979 if (!st) {
2980 fprintf(stderr, "Could not alloc stream\n");
2981 exit(1);
2982 }
2983#if defined(HAVE_THREADS)
2984 if(thread_count>1)
01f4895c 2985 avcodec_thread_init(st->codec, thread_count);
cf7fc795 2986#endif
115329f1 2987
01f4895c 2988 video_enc = st->codec;
115329f1 2989
cf7fc795
FB
2990 if(video_codec_tag)
2991 video_enc->codec_tag= video_codec_tag;
115329f1 2992
90ad92b3 2993 if( (video_global_header&1)
637b5326 2994 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 2995 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
2996 avctx_opts->flags|= CODEC_FLAG_GLOBAL_HEADER;
2997 }
2998 if(video_global_header&2){
90ad92b3 2999 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
637b5326
MN
3000 avctx_opts->flags2|= CODEC_FLAG2_LOCAL_HEADER;
3001 }
90ad92b3 3002
cf7fc795
FB
3003 if (video_stream_copy) {
3004 st->stream_copy = 1;
3005 video_enc->codec_type = CODEC_TYPE_VIDEO;
3006 } else {
3007 char *p;
3008 int i;
3009 AVCodec *codec;
115329f1 3010
cf7fc795
FB
3011 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
3012 if (video_codec_id != CODEC_ID_NONE)
3013 codec_id = video_codec_id;
115329f1 3014
cf7fc795
FB
3015 video_enc->codec_id = codec_id;
3016 codec = avcodec_find_encoder(codec_id);
115329f1 3017
8bbf6db9
MN
3018 for(i=0; i<opt_name_count; i++){
3019 AVOption *opt;
3020 double d= av_get_double(avctx_opts, opt_names[i], &opt);
3021 if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
3022 av_set_double(video_enc, opt_names[i], d);
3023 }
115329f1 3024
cf7fc795
FB
3025 video_enc->bit_rate = video_bit_rate;
3026 video_enc->bit_rate_tolerance = video_bit_rate_tolerance;
115329f1
DB
3027 video_enc->time_base.den = frame_rate;
3028 video_enc->time_base.num = frame_rate_base;
cf7fc795
FB
3029 if(codec && codec->supported_framerates){
3030 const AVRational *p= codec->supported_framerates;
3031 AVRational req= (AVRational){frame_rate, frame_rate_base};
3032 const AVRational *best=NULL;
3033 AVRational best_error= (AVRational){INT_MAX, 1};
3034 for(; p->den!=0; p++){
3035 AVRational error= av_sub_q(req, *p);
3036 if(error.num <0) error.num *= -1;
3037 if(av_cmp_q(error, best_error) < 0){
3038 best_error= error;
3039 best= p;
3040 }
3041 }
3042 video_enc->time_base.den= best->num;
3043 video_enc->time_base.num= best->den;
3044 }
115329f1 3045
cf7fc795
FB
3046 video_enc->width = frame_width + frame_padright + frame_padleft;
3047 video_enc->height = frame_height + frame_padtop + frame_padbottom;
3048 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
3049 video_enc->pix_fmt = frame_pix_fmt;
3050
3051 if(codec && codec->pix_fmts){
3052 const enum PixelFormat *p= codec->pix_fmts;
3053 for(; *p!=-1; p++){
3054 if(*p == video_enc->pix_fmt)
3055 break;
3056 }
3057 if(*p == -1)
3058 video_enc->pix_fmt = codec->pix_fmts[0];
3059 }
3060
3061 if (!intra_only)
3062 video_enc->gop_size = gop_size;
3063 else
3064 video_enc->gop_size = 0;
3065 if (video_qscale || same_quality) {
3066 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 3067 video_enc->global_quality=
cf7fc795
FB
3068 st->quality = FF_QP2LAMBDA * video_qscale;
3069 }
3070
3071 if(intra_matrix)
3072 video_enc->intra_matrix = intra_matrix;
3073 if(inter_matrix)
3074 video_enc->inter_matrix = inter_matrix;
3075
cf7fc795 3076 video_enc->pre_me = pre_me;
115329f1 3077
cf7fc795
FB
3078 if (b_frames) {
3079 video_enc->max_b_frames = b_frames;
cf7fc795
FB
3080 video_enc->b_quant_factor = 2.0;
3081 }
cf7fc795
FB
3082 video_enc->qmin = video_qmin;
3083 video_enc->qmax = video_qmax;
3084 video_enc->lmin = video_lmin;
3085 video_enc->lmax = video_lmax;
3086 video_enc->rc_qsquish = video_qsquish;
cf7fc795
FB
3087 video_enc->mb_lmin = video_mb_lmin;
3088 video_enc->mb_lmax = video_mb_lmax;
3089 video_enc->max_qdiff = video_qdiff;
3090 video_enc->qblur = video_qblur;
3091 video_enc->qcompress = video_qcomp;
3092 video_enc->rc_eq = video_rc_eq;
cf7fc795
FB
3093 video_enc->workaround_bugs = workaround_bugs;
3094 video_enc->thread_count = thread_count;
3095 p= video_rc_override_string;
3096 for(i=0; p; i++){
3097 int start, end, q;
3098 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
3099 if(e!=3){
3100 fprintf(stderr, "error parsing rc_override\n");
3101 exit(1);
3102 }
115329f1
DB
3103 video_enc->rc_override=
3104 av_realloc(video_enc->rc_override,
cf7fc795
FB
3105 sizeof(RcOverride)*(i+1));
3106 video_enc->rc_override[i].start_frame= start;
3107 video_enc->rc_override[i].end_frame = end;
3108 if(q>0){
3109 video_enc->rc_override[i].qscale= q;
3110 video_enc->rc_override[i].quality_factor= 1.0;
3111 }
3112 else{
3113 video_enc->rc_override[i].qscale= 0;
3114 video_enc->rc_override[i].quality_factor= -q/100.0;
3115 }
3116 p= strchr(p, '/');
3117 if(p) p++;
3118 }
3119 video_enc->rc_override_count=i;
3120
3121 video_enc->rc_max_rate = video_rc_max_rate;
3122 video_enc->rc_min_rate = video_rc_min_rate;
3123 video_enc->rc_buffer_size = video_rc_buffer_size;
3124 video_enc->rc_initial_buffer_occupancy = video_rc_buffer_size*3/4;
3125 video_enc->rc_buffer_aggressivity= video_rc_buffer_aggressivity;
3126 video_enc->rc_initial_cplx= video_rc_initial_cplx;
3127 video_enc->i_quant_factor = video_i_qfactor;
3128 video_enc->b_quant_factor = video_b_qfactor;
3129 video_enc->i_quant_offset = video_i_qoffset;
3130 video_enc->b_quant_offset = video_b_qoffset;
3131 video_enc->intra_quant_bias = video_intra_quant_bias;
3132 video_enc->inter_quant_bias = video_inter_quant_bias;
cf7fc795
FB
3133 video_enc->me_threshold= me_threshold;
3134 video_enc->mb_threshold= mb_threshold;
3135 video_enc->intra_dc_precision= intra_dc_precision - 8;
3136 video_enc->strict_std_compliance = strict;
3137 video_enc->error_rate = error_rate;
cf7fc795
FB
3138 video_enc->scenechange_threshold= sc_threshold;
3139 video_enc->me_range = me_range;
cf7fc795
FB
3140 video_enc->me_penalty_compensation= me_penalty_compensation;
3141 video_enc->frame_skip_threshold= frame_skip_threshold;
3142 video_enc->frame_skip_factor= frame_skip_factor;
3143 video_enc->frame_skip_exp= frame_skip_exp;
cf7fc795
FB
3144
3145 if(packet_size){
3146 video_enc->rtp_mode= 1;
3147 video_enc->rtp_payload_size= packet_size;
3148 }
115329f1 3149
cf7fc795
FB
3150 if (do_psnr)
3151 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 3152
cf7fc795
FB
3153 video_enc->me_method = me_method;
3154
3155 /* two pass mode */
3156 if (do_pass) {
3157 if (do_pass == 1) {
3158 video_enc->flags |= CODEC_FLAG_PASS1;
3159 } else {
3160 video_enc->flags |= CODEC_FLAG_PASS2;
3161 }
3162 }
3163 }
3164
3165 /* reset some key parameters */
3166 video_disable = 0;
3167 video_codec_id = CODEC_ID_NONE;
3168 video_stream_copy = 0;
3169}
3170
3171static void new_audio_stream(AVFormatContext *oc)
3172{
3173 AVStream *st;
3174 AVCodecContext *audio_enc;
8bbf6db9 3175 int codec_id, i;
115329f1 3176
cf7fc795
FB
3177 st = av_new_stream(oc, oc->nb_streams);
3178 if (!st) {
3179 fprintf(stderr, "Could not alloc stream\n");
3180 exit(1);
3181 }
3182#if defined(HAVE_THREADS)
3183 if(thread_count>1)
01f4895c 3184 avcodec_thread_init(st->codec, thread_count);
cf7fc795 3185#endif
115329f1 3186
01f4895c 3187 audio_enc = st->codec;
cf7fc795 3188 audio_enc->codec_type = CODEC_TYPE_AUDIO;
115329f1 3189
cf7fc795
FB
3190 if(audio_codec_tag)
3191 audio_enc->codec_tag= audio_codec_tag;
115329f1 3192
637b5326 3193 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 3194 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
3195 avctx_opts->flags|= CODEC_FLAG_GLOBAL_HEADER;
3196 }
cf7fc795
FB
3197 if (audio_stream_copy) {
3198 st->stream_copy = 1;
3199 audio_enc->channels = audio_channels;
3200 } else {
3201 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
115329f1 3202
8bbf6db9
MN
3203 for(i=0; i<opt_name_count; i++){
3204 AVOption *opt;
3205 double d= av_get_double(avctx_opts, opt_names[i], &opt);
3206 if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
3207 av_set_double(audio_enc, opt_names[i], d);
3208 }
115329f1 3209
cf7fc795
FB
3210 if (audio_codec_id != CODEC_ID_NONE)
3211 codec_id = audio_codec_id;
3212 audio_enc->codec_id = codec_id;
115329f1 3213
cf7fc795 3214 audio_enc->bit_rate = audio_bit_rate;
c57c770d
JR
3215 if (audio_qscale > QSCALE_NONE) {
3216 audio_enc->flags |= CODEC_FLAG_QSCALE;
3217 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
3218 }
cf7fc795
FB
3219 audio_enc->strict_std_compliance = strict;
3220 audio_enc->thread_count = thread_count;
3221 /* For audio codecs other than AC3 or DTS we limit */
3222 /* the number of coded channels to stereo */
3223 if (audio_channels > 2 && codec_id != CODEC_ID_AC3
3224 && codec_id != CODEC_ID_DTS) {
3225 audio_enc->channels = 2;
3226 } else
3227 audio_enc->channels = audio_channels;
3228 }
3229 audio_enc->sample_rate = audio_sample_rate;
78e03516 3230 audio_enc->time_base= (AVRational){1, audio_sample_rate};
cf7fc795
FB
3231 if (audio_language) {
3232 pstrcpy(st->language, sizeof(st->language), audio_language);
3233 av_free(audio_language);
3234 audio_language = NULL;
3235 }
3236
3237 /* reset some key parameters */
3238 audio_disable = 0;
3239 audio_codec_id = CODEC_ID_NONE;
3240 audio_stream_copy = 0;
3241}
3242
3243static void opt_new_subtitle_stream(void)
3244{
3245 AVFormatContext *oc;
3246 AVStream *st;
3247 AVCodecContext *subtitle_enc;
8bbf6db9 3248 int i;
115329f1 3249
cf7fc795
FB
3250 if (nb_output_files <= 0) {
3251 fprintf(stderr, "At least one output file must be specified\n");
3252 exit(1);
3253 }
3254 oc = output_files[nb_output_files - 1];
3255
3256 st = av_new_stream(oc, oc->nb_streams);
3257 if (!st) {
3258 fprintf(stderr, "Could not alloc stream\n");
3259 exit(1);
3260 }
3261
01f4895c 3262 subtitle_enc = st->codec;
cf7fc795
FB
3263 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
3264 if (subtitle_stream_copy) {
3265 st->stream_copy = 1;
3266 } else {
8bbf6db9
MN
3267 for(i=0; i<opt_name_count; i++){
3268 AVOption *opt;
3269 double d= av_get_double(avctx_opts, opt_names[i], &opt);
3270 if(d==d && (opt->flags&AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
3271 av_set_double(subtitle_enc, opt_names[i], d);
3272 }
cf7fc795
FB
3273 subtitle_enc->codec_id = subtitle_codec_id;
3274 }
3275
3276 if (subtitle_language) {
3277 pstrcpy(st->language, sizeof(st->language), subtitle_language);
3278 av_free(subtitle_language);
3279 subtitle_language = NULL;
3280 }
3281
3282 subtitle_codec_id = CODEC_ID_NONE;
3283 subtitle_stream_copy = 0;
3284}
3285
3286static void opt_new_audio_stream(void)
3287{
3288 AVFormatContext *oc;
3289 if (nb_output_files <= 0) {
3290 fprintf(stderr, "At least one output file must be specified\n");
3291 exit(1);
3292 }
3293 oc = output_files[nb_output_files - 1];
3294 new_audio_stream(oc);
3295}
3296
3297static void opt_new_video_stream(void)
3298{
3299 AVFormatContext *oc;
3300 if (nb_output_files <= 0) {
3301 fprintf(stderr, "At least one output file must be specified\n");
3302 exit(1);
3303 }
3304 oc = output_files[nb_output_files - 1];
3305 new_video_stream(oc);
3306}
3307
3308static void opt_output_file(const char *filename)
3309{
3310 AVFormatContext *oc;
3311 int use_video, use_audio, input_has_video, input_has_audio;
817b23ff 3312 AVFormatParameters params, *ap = &params;
85f07f22
FB
3313
3314 if (!strcmp(filename, "-"))
3315 filename = "pipe:";
3316
bc874dae 3317 oc = av_alloc_format_context();
85f07f22 3318
79fdaa4c
FB
3319 if (!file_oformat) {
3320 file_oformat = guess_format(NULL, filename, NULL);
3321 if (!file_oformat) {
3322 fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
3323 filename);
3324 exit(1);
3325 }
85f07f22 3326 }
115329f1 3327
79fdaa4c 3328 oc->oformat = file_oformat;
cf7fc795 3329 pstrcpy(oc->filename, sizeof(oc->filename), filename);
85f07f22 3330
115329f1 3331 if (!strcmp(file_oformat->name, "ffm") &&
85f07f22
FB
3332 strstart(filename, "http:", NULL)) {
3333 /* special case for files sent to ffserver: we get the stream
3334 parameters from ffserver */
3335 if (read_ffserver_streams(oc, filename) < 0) {
3336 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3337 exit(1);
3338 }
3339 } else {
f2d9a9f5
LA
3340 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_id != CODEC_ID_NONE;
3341 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_id != CODEC_ID_NONE;
919f448d 3342
e30a2846
FB
3343 /* disable if no corresponding type found and at least one
3344 input file */
3345 if (nb_input_files > 0) {
3346 check_audio_video_inputs(&input_has_video, &input_has_audio);
3347 if (!input_has_video)
3348 use_video = 0;
3349 if (!input_has_audio)
3350 use_audio = 0;
3351 }
919f448d
FB
3352
3353 /* manual disable */
85f07f22
FB
3354 if (audio_disable) {
3355 use_audio = 0;
3356 }
3357 if (video_disable) {
3358 use_video = 0;
3359 }
115329f1 3360
85f07f22 3361 if (use_video) {
cf7fc795 3362 new_video_stream(oc);
85f07f22 3363 }
115329f1 3364
85f07f22 3365 if (use_audio) {
cf7fc795 3366 new_audio_stream(oc);
85f07f22
FB
3367 }
3368
cf7fc795 3369 if (!oc->nb_streams) {
919f448d 3370 fprintf(stderr, "No audio or video streams available\n");
85f07f22
FB
3371 exit(1);
3372 }
3373
4568325a 3374 oc->timestamp = rec_timestamp;
115329f1 3375
bb270c08 3376 if (str_title)
79fdaa4c 3377 pstrcpy(oc->title, sizeof(oc->title), str_title);
85f07f22 3378 if (str_author)
79fdaa4c 3379 pstrcpy(oc->author, sizeof(oc->author), str_author);
85f07f22 3380 if (str_copyright)
79fdaa4c 3381 pstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright);
85f07f22 3382 if (str_comment)
79fdaa4c 3383 pstrcpy(oc->comment, sizeof(oc->comment), str_comment);
85f07f22
FB
3384 }
3385
1629626f 3386 output_files[nb_output_files++] = oc;
85f07f22 3387
919f448d 3388 /* check filename in case of an image number is expected */
79fdaa4c
FB
3389 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
3390 if (filename_number_test(oc->filename) < 0) {
3391 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3392 exit(1);
79fdaa4c 3393 }
919f448d
FB
3394 }
3395
79fdaa4c 3396 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22 3397 /* test if it already exists to avoid loosing precious files */
115329f1 3398 if (!file_overwrite &&
85f07f22
FB