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quantizer noise shaping
[libav.git] / ffmpeg.c
CommitLineData
85f07f22
FB		 1/*
2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
bf5af568
FB		 5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
85f07f22 9 *
bf5af568 10 * This library is distributed in the hope that it will be useful,
85f07f22 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
FB		 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
85f07f22 14 *
bf5af568
FB		 15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
85f07f22 18 */
daf8e955
FB		 19#define HAVE_AV_CONFIG_H
20#include "avformat.h"
10d104e4 21#include "framehook.h"
daf8e955 22
bdc4796f 23#ifndef CONFIG_WIN32
85f07f22
FB		 24#include <unistd.h>
25#include <fcntl.h>
26#include <sys/ioctl.h>
85f07f22 27#include <sys/time.h>
85f07f22 28#include <termios.h>
5727b222 29#include <sys/resource.h>
9680a722 30#include <signal.h>
bdc4796f 31#endif
f3ec2d46
SG		 32#ifdef CONFIG_OS2
33#include <sys/types.h>
34#include <sys/select.h>
35#include <stdlib.h>
36#endif
bf5af568 37#include <time.h>
85f07f22 38
01310af2
FB		 39#include "cmdutils.h"
40
8aa1e3da
MN		 41#if !defined(INFINITY) && defined(HUGE_VAL)
42#define INFINITY HUGE_VAL
43#endif
85f07f22 44
85f07f22
FB		 45/* select an input stream for an output stream */
46typedef struct AVStreamMap {
47 int file_index;
48 int stream_index;
49} AVStreamMap;
50
51extern const OptionDef options[];
52
02d504a7
FB		 53static void show_help(void);
54static void show_license(void);
85f07f22
FB		 55
56#define MAX_FILES 20
57
58static AVFormatContext *input_files[MAX_FILES];
59static int nb_input_files = 0;
60
61static AVFormatContext *output_files[MAX_FILES];
62static int nb_output_files = 0;
63
64static AVStreamMap stream_maps[MAX_FILES];
65static int nb_stream_maps;
66
79fdaa4c
FB		 67static AVInputFormat *file_iformat;
68static AVOutputFormat *file_oformat;
817b23ff 69static AVImageFormat *image_format;
85f07f22
FB		 70static int frame_width = 160;
71static int frame_height = 128;
880e8ba7 72static float frame_aspect_ratio = 0;
63167088 73static enum PixelFormat frame_pix_fmt = PIX_FMT_YUV420P;
ab6d194a
MN		 74static int frame_topBand = 0;
75static int frame_bottomBand = 0;
76static int frame_leftBand = 0;
77static int frame_rightBand = 0;
14bea432
MN		 78static int frame_rate = 25;
79static int frame_rate_base = 1;
3aa102be
MN		 80static int video_bit_rate = 200*1000;
81static int video_bit_rate_tolerance = 4000*1000;
158c7f05 82static float video_qscale = 0;
3aa102be
MN		 83static int video_qmin = 2;
84static int video_qmax = 31;
17a70fde
MN		 85static int video_mb_qmin = 2;
86static int video_mb_qmax = 31;
9cdd6a24
MN		 87static int video_qdiff = 3;
88static float video_qblur = 0.5;
89static float video_qcomp = 0.5;
84f608f4
VM		 90static uint16_t *intra_matrix = NULL;
91static uint16_t *inter_matrix = NULL;
ac2830ec 92#if 0 //experimental, (can be removed)
3aa102be
MN		 93static float video_rc_qsquish=1.0;
94static float video_rc_qmod_amp=0;
95static int video_rc_qmod_freq=0;
ac2830ec 96#endif
3aa102be
MN		 97static char *video_rc_override_string=NULL;
98static char *video_rc_eq="tex^qComp";
99static int video_rc_buffer_size=0;
100static float video_rc_buffer_aggressivity=1.0;
101static int video_rc_max_rate=0;
102static int video_rc_min_rate=0;
103static float video_rc_initial_cplx=0;
104static float video_b_qfactor = 1.25;
105static float video_b_qoffset = 1.25;
b3a391e8 106static float video_i_qfactor = -0.8;
3aa102be 107static float video_i_qoffset = 0.0;
303e50e6
MN		 108static int video_intra_quant_bias= FF_DEFAULT_QUANT_BIAS;
109static int video_inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
3bea5386 110static int me_method = ME_EPZS;
85f07f22
FB		 111static int video_disable = 0;
112static int video_codec_id = CODEC_ID_NONE;
113static int same_quality = 0;
bc6caae2 114static int b_frames = 0;
7d1c3fc1 115static int mb_decision = FF_MB_DECISION_SIMPLE;
622348f9 116static int ildct_cmp = FF_CMP_VSAD;
5d43635e
MN		 117static int mb_cmp = FF_CMP_SAD;
118static int sub_cmp = FF_CMP_SAD;
119static int cmp = FF_CMP_SAD;
29da453b 120static int use_4mv = 0;
8e2162f0 121static int use_obmc = 0;
21e59552 122static int use_aic = 0;
dba019da 123static int use_aiv = 0;
21e59552 124static int use_umv = 0;
bb198e19 125static int use_alt_scan = 0;
c0baa56a 126static int use_trell = 0;
baaf3f46 127static int use_scan_offset = 0;
77ea0d4b 128static int qns = 0;
303e50e6 129static int closed_gop = 0;
cfcf0ffd 130static int do_deinterlace = 0;
bb198e19
MN		 131static int do_interlace_dct = 0;
132static int do_interlace_me = 0;
4d2858de
MN		 133static int workaround_bugs = FF_BUG_AUTODETECT;
134static int error_resilience = 2;
135static int error_concealment = 3;
463678ac 136static int dct_algo = 0;
2ad1516a 137static int idct_algo = 0;
1dbb6d90
MN		 138static int use_part = 0;
139static int packet_size = 0;
7ebfc0ea 140static int error_rate = 0;
f560dd82 141static int strict = 0;
bb198e19
MN		 142static int top_field_first = -1;
143static int noise_reduction = 0;
303e50e6 144static int sc_threshold = 0;
59b571c1 145static int debug = 0;
0c9bbaec 146static int debug_mv = 0;
b1b77fe9 147extern int loop_input; /* currently a hack */
85f07f22
FB		 148
149static int gop_size = 12;
150static int intra_only = 0;
151static int audio_sample_rate = 44100;
152static int audio_bit_rate = 64000;
153static int audio_disable = 0;
154static int audio_channels = 1;
155static int audio_codec_id = CODEC_ID_NONE;
156
0c1a9eda 157static int64_t recording_time = 0;
8831db5c 158static int64_t start_time = 0;
85f07f22
FB		 159static int file_overwrite = 0;
160static char *str_title = NULL;
161static char *str_author = NULL;
162static char *str_copyright = NULL;
163static char *str_comment = NULL;
5727b222 164static int do_benchmark = 0;
a0663ba4 165static int do_hex_dump = 0;
254abc2e 166static int do_pkt_dump = 0;
43f1708f 167static int do_psnr = 0;
ce7c56c2 168static int do_vstats = 0;
5abdb4b1 169static int do_pass = 0;
b0368839 170static int bitexact = 0;
5abdb4b1 171static char *pass_logfilename = NULL;
1629626f
FB		 172static int audio_stream_copy = 0;
173static int video_stream_copy = 0;
5abdb4b1 174
bdfcbbed
MK		 175static int rate_emu = 0;
176
8aa3ee32 177static char *video_grab_format = "video4linux";
79a7c268 178static char *video_device = NULL;
a5df11ab 179static int video_channel = 0;
e3ee3283 180static char *video_standard = "ntsc";
79a7c268 181
8aa3ee32 182static char *audio_grab_format = "audio_device";
79a7c268 183static char *audio_device = NULL;
8aa3ee32 184
d9a916e2 185static int using_stdin = 0;
bee0d9e5 186static int using_vhook = 0;
f068206e 187static int verbose = 1;
d9a916e2 188
5abdb4b1 189#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22
FB		 190
191typedef struct AVOutputStream {
192 int file_index; /* file index */
193 int index; /* stream index in the output file */
194 int source_index; /* AVInputStream index */
195 AVStream *st; /* stream in the output file */
ec5517d5
FB		 196 int encoding_needed; /* true if encoding needed for this stream */
197 int frame_number;
198 /* input pts and corresponding output pts
199 for A/V sync */
200 double sync_ipts;
c11ef252 201 double sync_ipts_offset;
0c1a9eda 202 int64_t sync_opts;
85f07f22 203 /* video only */
34b10a57
D		 204 int video_resample; /* video_resample and video_crop are mutually exclusive */
205 AVPicture pict_tmp; /* temporary image for resampling */
85f07f22 206 ImgReSampleContext *img_resample_ctx; /* for image resampling */
34b10a57
D		 207
208 int video_crop; /* video_resample and video_crop are mutually exclusive */
209 int topBand; /* cropping area sizes */
210 int leftBand;
85f07f22
FB		 211
212 /* audio only */
213 int audio_resample;
214 ReSampleContext *resample; /* for audio resampling */
215 FifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 216 FILE *logfile;
85f07f22
FB		 217} AVOutputStream;
218
219typedef struct AVInputStream {
220 int file_index;
221 int index;
222 AVStream *st;
223 int discard; /* true if stream data should be discarded */
224 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 225 int64_t sample_index; /* current sample */
bdfcbbed
MK		 226
227 int64_t start; /* time when read started */
228 unsigned long frame; /* current frame */
254abc2e
FB		 229 int64_t next_pts; /* synthetic pts for cases where pkt.pts
230 is not defined */
e7d0374f 231 int64_t pts; /* current pts */
85f07f22
FB		 232} AVInputStream;
233
234typedef struct AVInputFile {
235 int eof_reached; /* true if eof reached */
236 int ist_index; /* index of first stream in ist_table */
237 int buffer_size; /* current total buffer size */
238 int buffer_size_max; /* buffer size at which we consider we can stop
239 buffering */
79fdaa4c 240 int nb_streams; /* nb streams we are aware of */
85f07f22
FB		 241} AVInputFile;
242
bdc4796f
FB		 243#ifndef CONFIG_WIN32
244
85f07f22
FB		 245/* init terminal so that we can grab keys */
246static struct termios oldtty;
247
248static void term_exit(void)
249{
250 tcsetattr (0, TCSANOW, &oldtty);
251}
252
9680a722
RP		 253static volatile sig_atomic_t received_sigterm = 0;
254
255static void
256sigterm_handler(int sig)
257{
258 received_sigterm = sig;
259 term_exit();
260}
261
85f07f22
FB		 262static void term_init(void)
263{
264 struct termios tty;
265
266 tcgetattr (0, &tty);
267 oldtty = tty;
268
269 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
270 |INLCR|IGNCR|ICRNL|IXON);
271 tty.c_oflag |= OPOST;
272 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
273 tty.c_cflag &= ~(CSIZE|PARENB);
274 tty.c_cflag |= CS8;
275 tty.c_cc[VMIN] = 1;
276 tty.c_cc[VTIME] = 0;
277
278 tcsetattr (0, TCSANOW, &tty);
279
9680a722
RP		 280 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
281 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
282 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
283 /*
284 register a function to be called at normal program termination
285 */
85f07f22 286 atexit(term_exit);
9ddd71fc
FR		 287#ifdef CONFIG_BEOS_NETSERVER
288 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
289#endif
85f07f22
FB		 290}
291
292/* read a key without blocking */
293static int read_key(void)
294{
9ddd71fc 295 int n = 1;
85f07f22 296 unsigned char ch;
9ddd71fc
FR		 297#ifndef CONFIG_BEOS_NETSERVER
298 struct timeval tv;
85f07f22
FB		 299 fd_set rfds;
300
301 FD_ZERO(&rfds);
302 FD_SET(0, &rfds);
303 tv.tv_sec = 0;
304 tv.tv_usec = 0;
305 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 306#endif
85f07f22 307 if (n > 0) {
cb09b2ed
PG		 308 n = read(0, &ch, 1);
309 if (n == 1)
85f07f22 310 return ch;
cb09b2ed
PG		 311
312 return n;
85f07f22
FB		 313 }
314 return -1;
315}
316
a38469e1 317#else
85f07f22 318
bee0d9e5
CY		 319static volatile int received_sigterm = 0;
320
a38469e1
FB		 321/* no interactive support */
322static void term_exit(void)
85f07f22 323{
a38469e1 324}
85f07f22 325
a38469e1
FB		 326static void term_init(void)
327{
328}
85f07f22 329
a38469e1
FB		 330static int read_key(void)
331{
cb09b2ed 332 return 0;
85f07f22
FB		 333}
334
a38469e1 335#endif
bdc4796f 336
b29f97d1 337static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 338{
79fdaa4c 339 int i, err;
85f07f22
FB		 340 AVFormatContext *ic;
341
79fdaa4c
FB		 342 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
343 if (err < 0)
344 return err;
85f07f22
FB		 345 /* copy stream format */
346 s->nb_streams = ic->nb_streams;
347 for(i=0;i<ic->nb_streams;i++) {
348 AVStream *st;
1e491e29 349
e1031171 350 st = av_mallocz(sizeof(AVStream));
85f07f22
FB		 351 memcpy(st, ic->streams[i], sizeof(AVStream));
352 s->streams[i] = st;
353 }
354
355 av_close_input_file(ic);
356 return 0;
357}
358
817b23ff 359#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22
FB		 360
361static void do_audio_out(AVFormatContext *s,
362 AVOutputStream *ost,
363 AVInputStream *ist,
364 unsigned char *buf, int size)
365{
0c1a9eda 366 uint8_t *buftmp;
d66c7abc
SC		 367 static uint8_t *audio_buf = NULL;
368 static uint8_t *audio_out = NULL;
558eae03 369 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 370
85f07f22
FB		 371 int size_out, frame_bytes, ret;
372 AVCodecContext *enc;
373
d66c7abc
SC		 374 /* SC: dynamic allocation of buffers */
375 if (!audio_buf)
376 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
377 if (!audio_out)
558eae03 378 audio_out = av_malloc(audio_out_size);
d66c7abc
SC		 379 if (!audio_buf || !audio_out)
380 return; /* Should signal an error ! */
381
382
85f07f22
FB		 383 enc = &ost->st->codec;
384
385 if (ost->audio_resample) {
386 buftmp = audio_buf;
387 size_out = audio_resample(ost->resample,
388 (short *)buftmp, (short *)buf,
389 size / (ist->st->codec.channels * 2));
390 size_out = size_out * enc->channels * 2;
391 } else {
392 buftmp = buf;
393 size_out = size;
394 }
395
396 /* now encode as many frames as possible */
a0663ba4 397 if (enc->frame_size > 1) {
85f07f22
FB		 398 /* output resampled raw samples */
399 fifo_write(&ost->fifo, buftmp, size_out,
400 &ost->fifo.wptr);
401
402 frame_bytes = enc->frame_size * 2 * enc->channels;
403
404 while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
405 &ost->fifo.rptr) == 0) {
558eae03 406 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 407 (short *)audio_buf);
ec5517d5 408 av_write_frame(s, ost->index, audio_out, ret);
85f07f22
FB		 409 }
410 } else {
a0663ba4
FB		 411 /* output a pcm frame */
412 /* XXX: change encoding codec API to avoid this ? */
413 switch(enc->codec->id) {
414 case CODEC_ID_PCM_S16LE:
415 case CODEC_ID_PCM_S16BE:
416 case CODEC_ID_PCM_U16LE:
417 case CODEC_ID_PCM_U16BE:
418 break;
419 default:
420 size_out = size_out >> 1;
421 break;
422 }
423 ret = avcodec_encode_audio(enc, audio_out, size_out,
ff29712a 424 (short *)buftmp);
ec5517d5 425 av_write_frame(s, ost->index, audio_out, ret);
85f07f22
FB		 426 }
427}
428
10d104e4
PG		 429static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
430{
431 AVCodecContext *dec;
432 AVPicture *picture2;
433 AVPicture picture_tmp;
0c1a9eda 434 uint8_t *buf = 0;
10d104e4
PG		 435
436 dec = &ist->st->codec;
437
438 /* deinterlace : must be done before any resize */
bee0d9e5 439 if (do_deinterlace || using_vhook) {
10d104e4
PG		 440 int size;
441
442 /* create temporary picture */
443 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
444 buf = av_malloc(size);
445 if (!buf)
446 return;
447
448 picture2 = &picture_tmp;
449 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
450
dafc3856
MN		 451 if (do_deinterlace){
452 if(avpicture_deinterlace(picture2, picture,
453 dec->pix_fmt, dec->width, dec->height) < 0) {
454 /* if error, do not deinterlace */
455 av_free(buf);
456 buf = NULL;
457 picture2 = picture;
458 }
459 } else {
bee0d9e5
CY		 460 if (img_convert(picture2, dec->pix_fmt, picture,
461 dec->pix_fmt, dec->width, dec->height) < 0) {
462 /* if error, do not copy */
463 av_free(buf);
464 buf = NULL;
465 picture2 = picture;
466 }
467 }
10d104e4
PG		 468 } else {
469 picture2 = picture;
470 }
471
472 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height);
473
474 if (picture != picture2)
475 *picture = *picture2;
476 *bufp = buf;
477}
478
ec5517d5
FB		 479/* we begin to correct av delay at this threshold */
480#define AV_DELAY_MAX 0.100
85f07f22
FB		 481
482static void do_video_out(AVFormatContext *s,
483 AVOutputStream *ost,
484 AVInputStream *ist,
7a0f9d7e 485 AVFrame *in_picture,
ec5517d5 486 int *frame_size, AVOutputStream *audio_sync)
85f07f22 487{
ec5517d5 488 int nb_frames, i, ret;
34b10a57
D		 489 AVPicture *final_picture, *formatted_picture;
490 AVPicture picture_format_temp, picture_crop_temp;
303aebf9 491 static uint8_t *video_buffer= NULL;
0c1a9eda 492 uint8_t *buf = NULL, *buf1 = NULL;
cfcf0ffd 493 AVCodecContext *enc, *dec;
a686caf0 494 enum PixelFormat target_pixfmt;
85f07f22 495
33a1f1a3 496#define VIDEO_BUFFER_SIZE (1024*1024)
33a1f1a3 497
85f07f22 498 enc = &ost->st->codec;
cfcf0ffd 499 dec = &ist->st->codec;
85f07f22 500
ec5517d5
FB		 501 /* by default, we output a single frame */
502 nb_frames = 1;
503
204c0f48
PG		 504 *frame_size = 0;
505
ec5517d5
FB		 506 /* NOTE: the A/V sync is always done by considering the audio is
507 the master clock. It is suffisant for transcoding or playing,
508 but not for the general case */
509 if (audio_sync) {
510 /* compute the A-V delay and duplicate/remove frames if needed */
e7d0374f
RS		 511 double adelta, vdelta, av_delay;
512
513 adelta = audio_sync->sync_ipts - ((double)audio_sync->sync_opts *
514 s->pts_num / s->pts_den);
515
516 vdelta = ost->sync_ipts - ((double)ost->sync_opts *
517 s->pts_num / s->pts_den);
518
519 av_delay = adelta - vdelta;
520 // printf("delay=%f\n", av_delay);
521 if (av_delay < -AV_DELAY_MAX)
522 nb_frames = 2;
523 else if (av_delay > AV_DELAY_MAX)
524 nb_frames = 0;
10d104e4
PG		 525 } else {
526 double vdelta;
527
e7d0374f
RS		 528 vdelta = (double)(ost->st->pts.val) * s->pts_num / s->pts_den - (ost->sync_ipts - ost->sync_ipts_offset);
529 if (vdelta < 100 && vdelta > -100 && ost->sync_ipts_offset) {
530 if (vdelta < -AV_DELAY_MAX)
531 nb_frames = 2;
532 else if (vdelta > AV_DELAY_MAX)
533 nb_frames = 0;
534 } else {
535 ost->sync_ipts_offset -= vdelta;
536 if (!ost->sync_ipts_offset)
537 ost->sync_ipts_offset = 0.000001; /* one microsecond */
10d104e4 538 }
ec5517d5 539 }
445f1b83
RS		 540
541#if defined(AVSYNC_DEBUG)
254abc2e
FB		 542 {
543 static char *action[] = { "drop frame", "copy frame", "dup frame" };
544 if (audio_sync)
545 fprintf(stderr, "Input APTS %12.6f, output APTS %12.6f, ",
546 (double) audio_sync->sync_ipts,
547 (double) audio_sync->st->pts.val * s->pts_num / s->pts_den);
548 fprintf(stderr, "Input VPTS %12.6f, output VPTS %12.6f: %s\n",
549 (double) ost->sync_ipts,
550 (double) ost->st->pts.val * s->pts_num / s->pts_den,
551 action[nb_frames]);
552 }
445f1b83
RS		 553#endif
554
ec5517d5 555 if (nb_frames <= 0)
85f07f22 556 return;
ce7c56c2 557
cb09b2ed 558 if (!video_buffer)
ec5517d5
FB		 559 video_buffer = av_malloc(VIDEO_BUFFER_SIZE);
560 if (!video_buffer)
561 return;
c04643a2 562
cfcf0ffd 563 /* convert pixel format if needed */
a686caf0
RS		 564 target_pixfmt = ost->video_resample ? PIX_FMT_YUV420P : enc->pix_fmt;
565 if (dec->pix_fmt != target_pixfmt) {
cfcf0ffd
FB		 566 int size;
567
568 /* create temporary picture */
39518b49 569 size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
0f1578af 570 buf = av_malloc(size);
cfcf0ffd
FB		 571 if (!buf)
572 return;
34b10a57 573 formatted_picture = &picture_format_temp;
39518b49 574 avpicture_fill(formatted_picture, buf, target_pixfmt, dec->width, dec->height);
cfcf0ffd 575
a686caf0 576 if (img_convert(formatted_picture, target_pixfmt,
7a0f9d7e 577 (AVPicture *)in_picture, dec->pix_fmt,
cfcf0ffd
FB		 578 dec->width, dec->height) < 0) {
579 fprintf(stderr, "pixel format conversion not handled\n");
580 goto the_end;
581 }
582 } else {
7a0f9d7e 583 formatted_picture = (AVPicture *)in_picture;
cfcf0ffd
FB		 584 }
585
586 /* XXX: resampling could be done before raw format convertion in
587 some cases to go faster */
588 /* XXX: only works for YUV420P */
85f07f22 589 if (ost->video_resample) {
34b10a57
D		 590 final_picture = &ost->pict_tmp;
591 img_resample(ost->img_resample_ctx, final_picture, formatted_picture);
a686caf0
RS		 592 if (enc->pix_fmt != PIX_FMT_YUV420P) {
593 int size;
594
595 av_free(buf);
596 /* create temporary picture */
597 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
598 buf = av_malloc(size);
599 if (!buf)
600 return;
601 final_picture = &picture_format_temp;
602 avpicture_fill(final_picture, buf, enc->pix_fmt, enc->width, enc->height);
603
604 if (img_convert(final_picture, enc->pix_fmt,
605 &ost->pict_tmp, PIX_FMT_YUV420P,
606 enc->width, enc->height) < 0) {
607 fprintf(stderr, "pixel format conversion not handled\n");
608 goto the_end;
609 }
610 }
34b10a57
D		 611 } else if (ost->video_crop) {
612 picture_crop_temp.data[0] = formatted_picture->data[0] +
613 (ost->topBand * formatted_picture->linesize[0]) + ost->leftBand;
614
615 picture_crop_temp.data[1] = formatted_picture->data[1] +
616 ((ost->topBand >> 1) * formatted_picture->linesize[1]) +
617 (ost->leftBand >> 1);
618
619 picture_crop_temp.data[2] = formatted_picture->data[2] +
620 ((ost->topBand >> 1) * formatted_picture->linesize[2]) +
621 (ost->leftBand >> 1);
622
623 picture_crop_temp.linesize[0] = formatted_picture->linesize[0];
624 picture_crop_temp.linesize[1] = formatted_picture->linesize[1];
625 picture_crop_temp.linesize[2] = formatted_picture->linesize[2];
626 final_picture = &picture_crop_temp;
85f07f22 627 } else {
34b10a57 628 final_picture = formatted_picture;
85f07f22 629 }
85f07f22
FB		 630 /* duplicates frame if needed */
631 /* XXX: pb because no interleaving */
ec5517d5 632 for(i=0;i<nb_frames;i++) {
e8750b00
FR		 633 if (s->oformat->flags & AVFMT_RAWPICTURE) {
634 /* raw pictures are written as AVPicture structure to
635 avoid any copies. We support temorarily the older
636 method. */
2744ca9a
RS		 637 AVFrame* old_frame = enc->coded_frame;
638 enc->coded_frame = dec->coded_frame;
e8750b00
FR		 639 av_write_frame(s, ost->index,
640 (uint8_t *)final_picture, sizeof(AVPicture));
2744ca9a 641 enc->coded_frame = old_frame;
e8750b00 642 } else {
492cd3a9 643 AVFrame big_picture;
1e491e29 644
492cd3a9 645 memset(&big_picture, 0, sizeof(AVFrame));
34b10a57 646 *(AVPicture*)&big_picture= *final_picture;
7a0f9d7e
FB		 647 /* better than nothing: use input picture interlaced
648 settings */
649 big_picture.interlaced_frame = in_picture->interlaced_frame;
bb198e19
MN		 650 if(do_interlace_me || do_interlace_dct){
651 if(top_field_first == -1)
652 big_picture.top_field_first = in_picture->top_field_first;
653 else
654 big_picture.top_field_first = 1;
655 }
7a0f9d7e 656
85f07f22
FB		 657 /* handles sameq here. This is not correct because it may
658 not be a global option */
659 if (same_quality) {
1e491e29
MN		 660 big_picture.quality = ist->st->quality;
661 }else
662 big_picture.quality = ost->st->quality;
cfcf0ffd 663 ret = avcodec_encode_video(enc,
33a1f1a3 664 video_buffer, VIDEO_BUFFER_SIZE,
1e491e29 665 &big_picture);
44429457 666 //enc->frame_number = enc->real_pict_num;
ec5517d5 667 av_write_frame(s, ost->index, video_buffer, ret);
ce7c56c2 668 *frame_size = ret;
a5dc85ef 669 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
44429457 670 // enc->frame_number-1, enc->real_pict_num, ret,
a5dc85ef 671 // enc->pict_type);
5abdb4b1
FB		 672 /* if two pass, output log */
673 if (ost->logfile && enc->stats_out) {
674 fprintf(ost->logfile, "%s", enc->stats_out);
675 }
85f07f22 676 }
ec5517d5 677 ost->frame_number++;
85f07f22 678 }
ec5517d5 679 the_end:
0f1578af
FB		 680 av_free(buf);
681 av_free(buf1);
85f07f22
FB		 682}
683
140cb663
MN		 684static double psnr(double d){
685 if(d==0) return INFINITY;
b29f97d1 686 return -10.0*log(d)/log(10.0);
140cb663
MN		 687}
688
ec5517d5
FB		 689static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
690 int frame_size)
ce7c56c2
J		 691{
692 static FILE *fvstats=NULL;
0c1a9eda 693 static int64_t total_size = 0;
ce7c56c2 694 char filename[40];
bf5af568
FB		 695 time_t today2;
696 struct tm *today;
ce7c56c2
J		 697 AVCodecContext *enc;
698 int frame_number;
0c1a9eda 699 int64_t ti;
ce7c56c2
J		 700 double ti1, bitrate, avg_bitrate;
701
702 if (!fvstats) {
703 today2 = time(NULL);
704 today = localtime(&today2);
705 sprintf(filename, "vstats_%02d%02d%02d.log", today->tm_hour,
706 today->tm_min,
707 today->tm_sec);
708 fvstats = fopen(filename,"w");
709 if (!fvstats) {
710 perror("fopen");
711 exit(1);
712 }
713 }
714
715 ti = MAXINT64;
716 enc = &ost->st->codec;
717 total_size += frame_size;
718 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 719 frame_number = ost->frame_number;
158c7f05 720 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 721 if (enc->flags&CODEC_FLAG_PSNR)
492cd3a9 722 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
ce7c56c2
J		 723
724 fprintf(fvstats,"f_size= %6d ", frame_size);
ec5517d5
FB		 725 /* compute pts value */
726 ti1 = (double)ost->st->pts.val * os->pts_num / os->pts_den;
ce7c56c2
J		 727 if (ti1 < 0.01)
728 ti1 = 0.01;
729
14bea432 730 bitrate = (double)(frame_size * 8) * enc->frame_rate / enc->frame_rate_base / 1000.0;
ce7c56c2
J		 731 avg_bitrate = (double)(total_size * 8) / ti1 / 1000.0;
732 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
733 (double)total_size / 1024, ti1, bitrate, avg_bitrate);
3db320ea 734 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 735 }
ec5517d5
FB		 736}
737
b29f97d1
ZK		 738static void print_report(AVFormatContext **output_files,
739 AVOutputStream **ost_table, int nb_ostreams,
740 int is_last_report)
ec5517d5
FB		 741{
742 char buf[1024];
743 AVOutputStream *ost;
744 AVFormatContext *oc, *os;
0c1a9eda 745 int64_t total_size;
ec5517d5
FB		 746 AVCodecContext *enc;
747 int frame_number, vid, i;
748 double bitrate, ti1, pts;
0c1a9eda 749 static int64_t last_time = -1;
ec5517d5
FB		 750
751 if (!is_last_report) {
0c1a9eda 752 int64_t cur_time;
ec5517d5
FB		 753 /* display the report every 0.5 seconds */
754 cur_time = av_gettime();
755 if (last_time == -1) {
756 last_time = cur_time;
757 return;
758 }
759 if ((cur_time - last_time) < 500000)
760 return;
761 last_time = cur_time;
762 }
763
ce7c56c2 764
ec5517d5
FB		 765 oc = output_files[0];
766
767 total_size = url_ftell(&oc->pb);
768
769 buf[0] = '\0';
770 ti1 = 1e10;
771 vid = 0;
772 for(i=0;i<nb_ostreams;i++) {
773 ost = ost_table[i];
774 os = output_files[ost->file_index];
775 enc = &ost->st->codec;
10d104e4 776 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
1e491e29 777 sprintf(buf + strlen(buf), "q=%2.1f ",
158c7f05 778 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
10d104e4 779 }
ec5517d5
FB		 780 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
781 frame_number = ost->frame_number;
1e491e29 782 sprintf(buf + strlen(buf), "frame=%5d q=%2.1f ",
158c7f05 783 frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
890972be
MN		 784 if(is_last_report)
785 sprintf(buf + strlen(buf), "L");
786 if (enc->flags&CODEC_FLAG_PSNR){
787 int j;
788 double error, error_sum=0;
789 double scale, scale_sum=0;
790 char type[3]= {'Y','U','V'};
791 sprintf(buf + strlen(buf), "PSNR=");
792 for(j=0; j<3; j++){
793 if(is_last_report){
794 error= enc->error[j];
795 scale= enc->width*enc->height*255.0*255.0*frame_number;
796 }else{
797 error= enc->coded_frame->error[j];
798 scale= enc->width*enc->height*255.0*255.0;
799 }
800 if(j) scale/=4;
801 error_sum += error;
802 scale_sum += scale;
803 sprintf(buf + strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
804 }
805 sprintf(buf + strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
806 }
ec5517d5
FB		 807 vid = 1;
808 }
809 /* compute min output value */
810 pts = (double)ost->st->pts.val * os->pts_num / os->pts_den;
5d9827bc 811 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 812 ti1 = pts;
813 }
814 if (ti1 < 0.01)
815 ti1 = 0.01;
ec5517d5 816
f068206e
BE		 817 if (verbose || is_last_report) {
818 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
819
820 sprintf(buf + strlen(buf),
ec5517d5
FB		 821 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
822 (double)total_size / 1024, ti1, bitrate);
f068206e
BE		 823
824 fprintf(stderr, "%s \r", buf);
ec5517d5
FB		 825 fflush(stderr);
826 }
f068206e
BE		 827
828 if (is_last_report)
829 fprintf(stderr, "\n");
ce7c56c2
J		 830}
831
a700a6ae
FB		 832/* pkt = NULL means EOF (needed to flush decoder buffers) */
833static int output_packet(AVInputStream *ist, int ist_index,
834 AVOutputStream **ost_table, int nb_ostreams,
835 AVPacket *pkt)
836{
837 AVFormatContext *os;
838 AVOutputStream *ost;
839 uint8_t *ptr;
840 int len, ret, i;
841 uint8_t *data_buf;
842 int data_size, got_picture;
843 AVFrame picture;
844 short samples[AVCODEC_MAX_AUDIO_FRAME_SIZE / 2];
845 void *buffer_to_free;
846
847 if (pkt && pkt->pts != AV_NOPTS_VALUE) {
848 ist->pts = pkt->pts;
849 } else {
850 ist->pts = ist->next_pts;
851 }
852
853 if (pkt == NULL) {
854 /* EOF handling */
855 ptr = NULL;
856 len = 0;
857 goto handle_eof;
858 }
859
860 len = pkt->size;
861 ptr = pkt->data;
862 while (len > 0) {
863 handle_eof:
864 /* decode the packet if needed */
865 data_buf = NULL; /* fail safe */
866 data_size = 0;
867 if (ist->decoding_needed) {
868 switch(ist->st->codec.codec_type) {
869 case CODEC_TYPE_AUDIO:
870 /* XXX: could avoid copy if PCM 16 bits with same
871 endianness as CPU */
872 ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size,
873 ptr, len);
874 if (ret < 0)
875 goto fail_decode;
876 ptr += ret;
877 len -= ret;
878 /* Some bug in mpeg audio decoder gives */
879 /* data_size < 0, it seems they are overflows */
880 if (data_size <= 0) {
881 /* no audio frame */
882 continue;
883 }
884 data_buf = (uint8_t *)samples;
885 ist->next_pts += ((int64_t)AV_TIME_BASE * data_size) /
886 (2 * ist->st->codec.channels);
887 break;
888 case CODEC_TYPE_VIDEO:
889 data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2;
890 /* XXX: allocate picture correctly */
891 memset(&picture, 0, sizeof(picture));
892 ret = avcodec_decode_video(&ist->st->codec,
893 &picture, &got_picture, ptr, len);
894 ist->st->quality= picture.quality;
895 if (ret < 0)
896 goto fail_decode;
897 if (!got_picture) {
898 /* no picture yet */
899 goto discard_packet;
900 }
901 if (ist->st->codec.frame_rate_base != 0) {
902 ist->next_pts += ((int64_t)AV_TIME_BASE *
903 ist->st->codec.frame_rate_base) /
904 ist->st->codec.frame_rate;
905 }
906 len = 0;
907 break;
908 default:
909 goto fail_decode;
910 }
911 } else {
912 data_buf = ptr;
913 data_size = len;
914 ret = len;
915 len = 0;
916 }
917
918 buffer_to_free = NULL;
919 if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO) {
920 pre_process_video_frame(ist, (AVPicture *)&picture,
921 &buffer_to_free);
922 }
923
924 /* frame rate emulation */
925 if (ist->st->codec.rate_emu) {
926 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec.frame_rate_base, 1000000, ist->st->codec.frame_rate);
927 int64_t now = av_gettime() - ist->start;
928 if (pts > now)
929 usleep(pts - now);
930
931 ist->frame++;
932 }
933
934#if 0
935 /* mpeg PTS deordering : if it is a P or I frame, the PTS
936 is the one of the next displayed one */
937 /* XXX: add mpeg4 too ? */
938 if (ist->st->codec.codec_id == CODEC_ID_MPEG1VIDEO) {
939 if (ist->st->codec.pict_type != B_TYPE) {
940 int64_t tmp;
941 tmp = ist->last_ip_pts;
942 ist->last_ip_pts = ist->frac_pts.val;
943 ist->frac_pts.val = tmp;
944 }
945 }
946#endif
947 /* if output time reached then transcode raw format,
948 encode packets and output them */
949 if (start_time == 0 || ist->pts >= start_time)
950 for(i=0;i<nb_ostreams;i++) {
951 int frame_size;
952
953 ost = ost_table[i];
954 if (ost->source_index == ist_index) {
955 os = output_files[ost->file_index];
956
957#if 0
958 printf("%d: got pts=%0.3f %0.3f\n", i,
959 (double)pkt->pts / AV_TIME_BASE,
960 ((double)ist->pts / AV_TIME_BASE) -
961 ((double)ost->st->pts.val * os->pts_num / os->pts_den));
962#endif
963 /* set the input output pts pairs */
964 ost->sync_ipts = (double)ist->pts / AV_TIME_BASE;
965 /* XXX: take into account the various fifos,
966 in particular for audio */
967 ost->sync_opts = ost->st->pts.val;
968 //printf("ipts=%lld sync_ipts=%f sync_opts=%lld pts.val=%lld pkt->pts=%lld\n", ist->pts, ost->sync_ipts, ost->sync_opts, ost->st->pts.val, pkt->pts);
969
970 if (ost->encoding_needed) {
971 switch(ost->st->codec.codec_type) {
972 case CODEC_TYPE_AUDIO:
973 do_audio_out(os, ost, ist, data_buf, data_size);
974 break;
975 case CODEC_TYPE_VIDEO:
976 /* find an audio stream for synchro */
977 {
978 int i;
979 AVOutputStream *audio_sync, *ost1;
980 audio_sync = NULL;
981 for(i=0;i<nb_ostreams;i++) {
982 ost1 = ost_table[i];
983 if (ost1->file_index == ost->file_index &&
984 ost1->st->codec.codec_type == CODEC_TYPE_AUDIO) {
985 audio_sync = ost1;
986 break;
987 }
988 }
989
990 do_video_out(os, ost, ist, &picture, &frame_size, audio_sync);
991 if (do_vstats && frame_size)
992 do_video_stats(os, ost, frame_size);
993 }
994 break;
995 default:
996 av_abort();
997 }
998 } else {
999 AVFrame avframe;
1000
1001 /* no reencoding needed : output the packet directly */
1002 /* force the input stream PTS */
1003
1004 memset(&avframe, 0, sizeof(AVFrame));
1005 ost->st->codec.coded_frame= &avframe;
1006 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1007
1008 av_write_frame(os, ost->index, data_buf, data_size);
1009 ost->st->codec.frame_number++;
1010 ost->frame_number++;
1011 }
1012 }
1013 }
1014 av_free(buffer_to_free);
1015 }
1016 discard_packet:
1017 return 0;
1018 fail_decode:
1019 return -1;
1020}
1021
1022
85f07f22
FB		 1023/*
1024 * The following code is the main loop of the file converter
1025 */
1026static int av_encode(AVFormatContext **output_files,
1027 int nb_output_files,
1028 AVFormatContext **input_files,
1029 int nb_input_files,
1030 AVStreamMap *stream_maps, int nb_stream_maps)
1031{
445f1b83 1032 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB		 1033 AVFormatContext *is, *os;
1034 AVCodecContext *codec, *icodec;
1035 AVOutputStream *ost, **ost_table = NULL;
1036 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1037 AVInputFile *file_table;
51bd4565 1038 AVFormatContext *stream_no_data;
cb09b2ed 1039 int key;
bdc4796f 1040
51bd4565 1041 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB		 1042 if (!file_table)
1043 goto fail;
85f07f22 1044
85f07f22
FB		 1045 /* input stream init */
1046 j = 0;
1047 for(i=0;i<nb_input_files;i++) {
1048 is = input_files[i];
1049 file_table[i].ist_index = j;
79fdaa4c 1050 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB		 1051 j += is->nb_streams;
1052 }
1053 nb_istreams = j;
1054
1055 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1056 if (!ist_table)
bdc4796f 1057 goto fail;
85f07f22
FB		 1058
1059 for(i=0;i<nb_istreams;i++) {
1060 ist = av_mallocz(sizeof(AVInputStream));
1061 if (!ist)
1062 goto fail;
1063 ist_table[i] = ist;
1064 }
1065 j = 0;
1066 for(i=0;i<nb_input_files;i++) {
1067 is = input_files[i];
1068 for(k=0;k<is->nb_streams;k++) {
1069 ist = ist_table[j++];
1070 ist->st = is->streams[k];
1071 ist->file_index = i;
1072 ist->index = k;
1073 ist->discard = 1; /* the stream is discarded by default
1074 (changed later) */
bdfcbbed
MK		 1075
1076 if (ist->st->codec.rate_emu) {
1077 ist->start = av_gettime();
1078 ist->frame = 0;
1079 }
85f07f22
FB		 1080 }
1081 }
1082
1083 /* output stream init */
1084 nb_ostreams = 0;
1085 for(i=0;i<nb_output_files;i++) {
1086 os = output_files[i];
1087 nb_ostreams += os->nb_streams;
1088 }
1089 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1090 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1091 exit(1);
1092 }
1093
bd073980
BF		 1094 /* Sanity check the mapping args -- do the input files & streams exist? */
1095 for(i=0;i<nb_stream_maps;i++) {
1096 int fi = stream_maps[i].file_index;
1097 int si = stream_maps[i].stream_index;
1098
1099 if (fi < 0 || fi > nb_input_files - 1 ||
1100 si < 0 || si > file_table[fi].nb_streams - 1) {
1101 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1102 exit(1);
1103 }
1104 }
1105
85f07f22
FB		 1106 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1107 if (!ost_table)
1108 goto fail;
1109 for(i=0;i<nb_ostreams;i++) {
1110 ost = av_mallocz(sizeof(AVOutputStream));
1111 if (!ost)
1112 goto fail;
1113 ost_table[i] = ost;
1114 }
1115
1116 n = 0;
1117 for(k=0;k<nb_output_files;k++) {
1118 os = output_files[k];
1119 for(i=0;i<os->nb_streams;i++) {
1120 int found;
1121 ost = ost_table[n++];
1122 ost->file_index = k;
1123 ost->index = i;
1124 ost->st = os->streams[i];
1125 if (nb_stream_maps > 0) {
1126 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1127 stream_maps[n-1].stream_index;
bd073980
BF		 1128
1129 /* Sanity check that the stream types match */
1130 if (ist_table[ost->source_index]->st->codec.codec_type != ost->st->codec.codec_type) {
1131 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1132 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1133 ost->file_index, ost->index);
1134 exit(1);
1135 }
1136
85f07f22
FB		 1137 } else {
1138 /* get corresponding input stream index : we select the first one with the right type */
1139 found = 0;
1140 for(j=0;j<nb_istreams;j++) {
1141 ist = ist_table[j];
1142 if (ist->discard &&
1143 ist->st->codec.codec_type == ost->st->codec.codec_type) {
1144 ost->source_index = j;
1145 found = 1;
1146 }
1147 }
1148
1149 if (!found) {
1150 /* try again and reuse existing stream */
1151 for(j=0;j<nb_istreams;j++) {
1152 ist = ist_table[j];
1153 if (ist->st->codec.codec_type == ost->st->codec.codec_type) {
1154 ost->source_index = j;
1155 found = 1;
1156 }
1157 }
1158 if (!found) {
1159 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1160 ost->file_index, ost->index);
1161 exit(1);
1162 }
1163 }
1164 }
1165 ist = ist_table[ost->source_index];
1166 ist->discard = 0;
1167 }
1168 }
1169
85f07f22
FB		 1170 /* for each output stream, we compute the right encoding parameters */
1171 for(i=0;i<nb_ostreams;i++) {
1172 ost = ost_table[i];
1173 ist = ist_table[ost->source_index];
1174
1175 codec = &ost->st->codec;
1176 icodec = &ist->st->codec;
1177
1629626f
FB		 1178 if (ost->st->stream_copy) {
1179 /* if stream_copy is selected, no need to decode or encode */
1180 codec->codec_id = icodec->codec_id;
1181 codec->codec_type = icodec->codec_type;
1182 codec->codec_tag = icodec->codec_tag;
1183 codec->bit_rate = icodec->bit_rate;
1184 switch(codec->codec_type) {
1185 case CODEC_TYPE_AUDIO:
1186 codec->sample_rate = icodec->sample_rate;
1187 codec->channels = icodec->channels;
1188 break;
1189 case CODEC_TYPE_VIDEO:
1190 codec->frame_rate = icodec->frame_rate;
14bea432 1191 codec->frame_rate_base = icodec->frame_rate_base;
1629626f
FB		 1192 codec->width = icodec->width;
1193 codec->height = icodec->height;
1194 break;
1195 default:
1196 av_abort();
1197 }
1198 } else {
1199 switch(codec->codec_type) {
1200 case CODEC_TYPE_AUDIO:
85f07f22
FB		 1201 if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1202 goto fail;
1629626f 1203
85f07f22
FB		 1204 if (codec->channels == icodec->channels &&
1205 codec->sample_rate == icodec->sample_rate) {
1206 ost->audio_resample = 0;
1207 } else {
e0d2714a
J		 1208 if (codec->channels != icodec->channels &&
1209 icodec->codec_id == CODEC_ID_AC3) {
1210 /* Special case for 5:1 AC3 input */
1211 /* and mono or stereo output */
6dc96cb0
J		 1212 /* Request specific number of channels */
1213 icodec->channels = codec->channels;
1214 if (codec->sample_rate == icodec->sample_rate)
1215 ost->audio_resample = 0;
1216 else {
1217 ost->audio_resample = 1;
1218 ost->resample = audio_resample_init(codec->channels, icodec->channels,
1219 codec->sample_rate,
1220 icodec->sample_rate);
743739d2
MN		 1221 if(!ost->resample)
1222 {
1223 printf("Can't resample. Aborting.\n");
1224 av_abort();
1225 }
6dc96cb0 1226 }
e0d2714a
J		 1227 /* Request specific number of channels */
1228 icodec->channels = codec->channels;
1229 } else {
1230 ost->audio_resample = 1;
1231 ost->resample = audio_resample_init(codec->channels, icodec->channels,
85f07f22
FB		 1232 codec->sample_rate,
1233 icodec->sample_rate);
743739d2
MN		 1234 if(!ost->resample)
1235 {
1236 printf("Can't resample. Aborting.\n");
1237 av_abort();
1238 }
e0d2714a 1239 }
85f07f22
FB		 1240 }
1241 ist->decoding_needed = 1;
1242 ost->encoding_needed = 1;
1629626f
FB		 1243 break;
1244 case CODEC_TYPE_VIDEO:
85f07f22 1245 if (codec->width == icodec->width &&
34b10a57
D		 1246 codec->height == icodec->height &&
1247 frame_topBand == 0 &&
1248 frame_bottomBand == 0 &&
1249 frame_leftBand == 0 &&
1250 frame_rightBand == 0)
1251 {
1252 ost->video_resample = 0;
1253 ost->video_crop = 0;
1254 } else if ((codec->width == icodec->width -
1255 (frame_leftBand + frame_rightBand)) &&
1256 (codec->height == icodec->height -
1257 (frame_topBand + frame_bottomBand)))
1258 {
85f07f22 1259 ost->video_resample = 0;
34b10a57
D		 1260 ost->video_crop = 1;
1261 ost->topBand = frame_topBand;
1262 ost->leftBand = frame_leftBand;
85f07f22 1263 } else {
0c1a9eda 1264 uint8_t *buf;
85f07f22 1265 ost->video_resample = 1;
34b10a57 1266 ost->video_crop = 0; // cropping is handled as part of resample
0f1578af 1267 buf = av_malloc((codec->width * codec->height * 3) / 2);
85f07f22
FB		 1268 if (!buf)
1269 goto fail;
1270 ost->pict_tmp.data[0] = buf;
1271 ost->pict_tmp.data[1] = ost->pict_tmp.data[0] + (codec->width * codec->height);
1272 ost->pict_tmp.data[2] = ost->pict_tmp.data[1] + (codec->width * codec->height) / 4;
1273 ost->pict_tmp.linesize[0] = codec->width;
1274 ost->pict_tmp.linesize[1] = codec->width / 2;
1275 ost->pict_tmp.linesize[2] = codec->width / 2;
1276
ab6d194a 1277 ost->img_resample_ctx = img_resample_full_init(
85f07f22 1278 ost->st->codec.width, ost->st->codec.height,
ab6d194a
MN		 1279 ist->st->codec.width, ist->st->codec.height,
1280 frame_topBand, frame_bottomBand,
1281 frame_leftBand, frame_rightBand);
85f07f22
FB		 1282 }
1283 ost->encoding_needed = 1;
1284 ist->decoding_needed = 1;
1629626f
FB		 1285 break;
1286 default:
1287 av_abort();
85f07f22 1288 }
1629626f
FB		 1289 /* two pass mode */
1290 if (ost->encoding_needed &&
1291 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1292 char logfilename[1024];
1293 FILE *f;
1294 int size;
1295 char *logbuffer;
1296
1297 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1298 pass_logfilename ?
1299 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1300 if (codec->flags & CODEC_FLAG_PASS1) {
1301 f = fopen(logfilename, "w");
1302 if (!f) {
1303 perror(logfilename);
1304 exit(1);
1305 }
1306 ost->logfile = f;
1307 } else {
1308 /* read the log file */
1309 f = fopen(logfilename, "r");
1310 if (!f) {
1311 perror(logfilename);
1312 exit(1);
1313 }
1314 fseek(f, 0, SEEK_END);
1315 size = ftell(f);
1316 fseek(f, 0, SEEK_SET);
1317 logbuffer = av_malloc(size + 1);
1318 if (!logbuffer) {
1319 fprintf(stderr, "Could not allocate log buffer\n");
1320 exit(1);
1321 }
1322 fread(logbuffer, 1, size, f);
1323 fclose(f);
1324 logbuffer[size] = '\0';
1325 codec->stats_in = logbuffer;
5abdb4b1 1326 }
5abdb4b1
FB		 1327 }
1328 }
85f07f22
FB		 1329 }
1330
1629626f
FB		 1331 /* dump the file output parameters - cannot be done before in case
1332 of stream copy */
1333 for(i=0;i<nb_output_files;i++) {
1334 dump_format(output_files[i], i, output_files[i]->filename, 1);
1335 }
1336
1337 /* dump the stream mapping */
1338 fprintf(stderr, "Stream mapping:\n");
1339 for(i=0;i<nb_ostreams;i++) {
1340 ost = ost_table[i];
1341 fprintf(stderr, " Stream #%d.%d -> #%d.%d\n",
1342 ist_table[ost->source_index]->file_index,
1343 ist_table[ost->source_index]->index,
1344 ost->file_index,
1345 ost->index);
1346 }
1347
85f07f22
FB		 1348 /* open each encoder */
1349 for(i=0;i<nb_ostreams;i++) {
1350 ost = ost_table[i];
1351 if (ost->encoding_needed) {
1352 AVCodec *codec;
1353 codec = avcodec_find_encoder(ost->st->codec.codec_id);
1354 if (!codec) {
1355 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1356 ost->file_index, ost->index);
1357 exit(1);
1358 }
1359 if (avcodec_open(&ost->st->codec, codec) < 0) {
1360 fprintf(stderr, "Error while opening codec for stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
1361 ost->file_index, ost->index);
1362 exit(1);
1363 }
1364 }
1365 }
1366
1367 /* open each decoder */
1368 for(i=0;i<nb_istreams;i++) {
1369 ist = ist_table[i];
1370 if (ist->decoding_needed) {
1371 AVCodec *codec;
1372 codec = avcodec_find_decoder(ist->st->codec.codec_id);
1373 if (!codec) {
10d104e4
PG		 1374 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1375 ist->st->codec.codec_id, ist->file_index, ist->index);
85f07f22
FB		 1376 exit(1);
1377 }
1378 if (avcodec_open(&ist->st->codec, codec) < 0) {
1379 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1380 ist->file_index, ist->index);
1381 exit(1);
1382 }
6dc96cb0
J		 1383 //if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO)
1384 // ist->st->codec.flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB		 1385 }
1386 }
1387
1388 /* init pts */
1389 for(i=0;i<nb_istreams;i++) {
1390 ist = ist_table[i];
445f1b83 1391 is = input_files[ist->file_index];
e7d0374f 1392 ist->pts = 0;
254abc2e 1393 ist->next_pts = 0;
85f07f22
FB		 1394 }
1395
1396 /* compute buffer size max (should use a complete heuristic) */
1397 for(i=0;i<nb_input_files;i++) {
1398 file_table[i].buffer_size_max = 2048;
1399 }
1400
1401 /* open files and write file headers */
1402 for(i=0;i<nb_output_files;i++) {
1403 os = output_files[i];
79fdaa4c 1404 if (av_write_header(os) < 0) {
a38469e1
FB		 1405 fprintf(stderr, "Could not write header for output file #%d (incorrect codec paramters ?)\n", i);
1406 ret = -EINVAL;
1407 goto fail;
1408 }
85f07f22
FB		 1409 }
1410
a38469e1 1411#ifndef CONFIG_WIN32
d9a916e2
CY		 1412 if ( !using_stdin )
1413 fprintf(stderr, "Press [q] to stop encoding\n");
a38469e1
FB		 1414#endif
1415 term_init();
1416
51bd4565 1417 stream_no_data = 0;
cb09b2ed 1418 key = -1;
51bd4565 1419
d9a916e2 1420 for(; received_sigterm == 0;) {
85f07f22
FB		 1421 int file_index, ist_index;
1422 AVPacket pkt;
ec5517d5
FB		 1423 double pts_min;
1424
85f07f22 1425 redo:
a38469e1 1426 /* if 'q' pressed, exits */
d9a916e2 1427 if (!using_stdin) {
cb09b2ed
PG		 1428 /* read_key() returns 0 on EOF */
1429 key = read_key();
1430 if (key == 'q')
1431 break;
1432 }
a38469e1 1433
ec5517d5
FB		 1434 /* select the stream that we must read now by looking at the
1435 smallest output pts */
85f07f22 1436 file_index = -1;
ec5517d5
FB		 1437 pts_min = 1e10;
1438 for(i=0;i<nb_ostreams;i++) {
1439 double pts;
1440 ost = ost_table[i];
1441 os = output_files[ost->file_index];
1442 ist = ist_table[ost->source_index];
1443 pts = (double)ost->st->pts.val * os->pts_num / os->pts_den;
1444 if (!file_table[ist->file_index].eof_reached &&
1445 pts < pts_min) {
1446 pts_min = pts;
85f07f22
FB		 1447 file_index = ist->file_index;
1448 }
1449 }
1450 /* if none, if is finished */
51bd4565 1451 if (file_index < 0) {
85f07f22 1452 break;
ec5517d5
FB		 1453 }
1454
85f07f22 1455 /* finish if recording time exhausted */
ec5517d5 1456 if (recording_time > 0 && pts_min >= (recording_time / 1000000.0))
85f07f22 1457 break;
ec5517d5 1458
254abc2e 1459 /* read a frame from it and output it in the fifo */
85f07f22 1460 is = input_files[file_index];
254abc2e 1461 if (av_read_frame(is, &pkt) < 0) {
85f07f22
FB		 1462 file_table[file_index].eof_reached = 1;
1463 continue;
1464 }
303e50e6 1465
51bd4565
PG		 1466 if (!pkt.size) {
1467 stream_no_data = is;
1468 } else {
1469 stream_no_data = 0;
1470 }
254abc2e
FB		 1471 if (do_pkt_dump) {
1472 av_pkt_dump(stdout, &pkt, do_hex_dump);
817b23ff 1473 }
79fdaa4c
FB		 1474 /* the following test is needed in case new streams appear
1475 dynamically in stream : we ignore them */
1476 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1477 goto discard_packet;
85f07f22
FB		 1478 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1479 ist = ist_table[ist_index];
bf5af568
FB		 1480 if (ist->discard)
1481 goto discard_packet;
85f07f22 1482
8831db5c 1483 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae
FB		 1484 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
1485 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1486 ist->file_index, ist->index);
1487 av_free_packet(&pkt);
1488 goto redo;
fe08925f 1489 }
a700a6ae 1490
bf5af568 1491 discard_packet:
85f07f22
FB		 1492 av_free_packet(&pkt);
1493
ec5517d5
FB		 1494 /* dump report by using the output first video and audio streams */
1495 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 1496 }
a700a6ae
FB		 1497
1498 /* at the end of stream, we must flush the decoder buffers */
1499 for(i=0;i<nb_istreams;i++) {
1500 ist = ist_table[i];
1501 if (ist->decoding_needed) {
1502 output_packet(ist, i, ost_table, nb_ostreams, NULL);
1503 }
1504 }
1505
a38469e1 1506 term_exit();
85f07f22
FB		 1507
1508 /* dump report by using the first video and audio streams */
ec5517d5
FB		 1509 print_report(output_files, ost_table, nb_ostreams, 1);
1510
85f07f22
FB		 1511 /* close each encoder */
1512 for(i=0;i<nb_ostreams;i++) {
1513 ost = ost_table[i];
1514 if (ost->encoding_needed) {
5abdb4b1 1515 av_freep(&ost->st->codec.stats_in);
85f07f22
FB		 1516 avcodec_close(&ost->st->codec);
1517 }
1518 }
1519
1520 /* close each decoder */
1521 for(i=0;i<nb_istreams;i++) {
1522 ist = ist_table[i];
1523 if (ist->decoding_needed) {
1524 avcodec_close(&ist->st->codec);
1525 }
1526 }
1527
1528
1529 /* write the trailer if needed and close file */
1530 for(i=0;i<nb_output_files;i++) {
1531 os = output_files[i];
79fdaa4c 1532 av_write_trailer(os);
85f07f22
FB		 1533 }
1534 /* finished ! */
1535
1536 ret = 0;
1537 fail1:
0f1578af 1538 av_free(file_table);
bdc4796f 1539
85f07f22
FB		 1540 if (ist_table) {
1541 for(i=0;i<nb_istreams;i++) {
1542 ist = ist_table[i];
0f1578af 1543 av_free(ist);
85f07f22 1544 }
0f1578af 1545 av_free(ist_table);
85f07f22
FB		 1546 }
1547 if (ost_table) {
1548 for(i=0;i<nb_ostreams;i++) {
1549 ost = ost_table[i];
1550 if (ost) {
5abdb4b1
FB		 1551 if (ost->logfile) {
1552 fclose(ost->logfile);
1553 ost->logfile = NULL;
1554 }
bf5af568
FB		 1555 fifo_free(&ost->fifo); /* works even if fifo is not
1556 initialized but set to zero */
0f1578af 1557 av_free(ost->pict_tmp.data[0]);
85f07f22
FB		 1558 if (ost->video_resample)
1559 img_resample_close(ost->img_resample_ctx);
1560 if (ost->audio_resample)
1561 audio_resample_close(ost->resample);
0f1578af 1562 av_free(ost);
85f07f22
FB		 1563 }
1564 }
0f1578af 1565 av_free(ost_table);
85f07f22
FB		 1566 }
1567 return ret;
1568 fail:
1569 ret = -ENOMEM;
1570 goto fail1;
1571}
1572
1573#if 0
1574int file_read(const char *filename)
1575{
1576 URLContext *h;
1577 unsigned char buffer[1024];
1578 int len, i;
1579
1580 if (url_open(&h, filename, O_RDONLY) < 0) {
1581 printf("could not open '%s'\n", filename);
1582 return -1;
1583 }
1584 for(;;) {
1585 len = url_read(h, buffer, sizeof(buffer));
1586 if (len <= 0)
1587 break;
1588 for(i=0;i<len;i++) putchar(buffer[i]);
1589 }
1590 url_close(h);
1591 return 0;
1592}
1593#endif
1594
b29f97d1 1595static void opt_image_format(const char *arg)
817b23ff
FB		 1596{
1597 AVImageFormat *f;
1598
1599 for(f = first_image_format; f != NULL; f = f->next) {
1600 if (!strcmp(arg, f->name))
1601 break;
1602 }
1603 if (!f) {
1604 fprintf(stderr, "Unknown image format: '%s'\n", arg);
1605 exit(1);
1606 }
1607 image_format = f;
1608}
1609
b29f97d1 1610static void opt_format(const char *arg)
85f07f22 1611{
817b23ff
FB		 1612 /* compatibility stuff for pgmyuv */
1613 if (!strcmp(arg, "pgmyuv")) {
1614 opt_image_format(arg);
1615 arg = "image";
1616 }
1617
79fdaa4c
FB		 1618 file_iformat = av_find_input_format(arg);
1619 file_oformat = guess_format(arg, NULL, NULL);
1620 if (!file_iformat && !file_oformat) {
1621 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB		 1622 exit(1);
1623 }
85f07f22
FB		 1624}
1625
b29f97d1 1626static void opt_video_bitrate(const char *arg)
85f07f22
FB		 1627{
1628 video_bit_rate = atoi(arg) * 1000;
1629}
1630
b29f97d1 1631static void opt_video_bitrate_tolerance(const char *arg)
9cdd6a24
MN		 1632{
1633 video_bit_rate_tolerance = atoi(arg) * 1000;
1634}
1635
b29f97d1 1636static void opt_video_bitrate_max(const char *arg)
3aa102be
MN		 1637{
1638 video_rc_max_rate = atoi(arg) * 1000;
1639}
1640
b29f97d1 1641static void opt_video_bitrate_min(const char *arg)
3aa102be
MN		 1642{
1643 video_rc_min_rate = atoi(arg) * 1000;
1644}
1645
b29f97d1 1646static void opt_video_buffer_size(const char *arg)
946c8a12 1647{
622348f9 1648 video_rc_buffer_size = atoi(arg) * 8*1024;
946c8a12
MN		 1649}
1650
b29f97d1 1651static void opt_video_rc_eq(char *arg)
3aa102be
MN		 1652{
1653 video_rc_eq = arg;
1654}
1655
b29f97d1 1656static void opt_video_rc_override_string(char *arg)
ac2830ec
MN		 1657{
1658 video_rc_override_string = arg;
1659}
1660
3aa102be 1661
b29f97d1 1662static void opt_workaround_bugs(const char *arg)
fe670d09
MN		 1663{
1664 workaround_bugs = atoi(arg);
1665}
1666
b29f97d1 1667static void opt_dct_algo(const char *arg)
463678ac
MN		 1668{
1669 dct_algo = atoi(arg);
1670}
1671
b29f97d1 1672static void opt_idct_algo(const char *arg)
2ad1516a
MN		 1673{
1674 idct_algo = atoi(arg);
1675}
1676
1677
b29f97d1 1678static void opt_error_resilience(const char *arg)
8409b8fe
MN		 1679{
1680 error_resilience = atoi(arg);
1681}
1682
b29f97d1 1683static void opt_error_concealment(const char *arg)
4d2858de
MN		 1684{
1685 error_concealment = atoi(arg);
1686}
1687
b29f97d1 1688static void opt_debug(const char *arg)
59b571c1
MN		 1689{
1690 debug = atoi(arg);
1691}
4d2858de 1692
0c9bbaec
WH		 1693static void opt_vismv(const char *arg)
1694{
1695 debug_mv = atoi(arg);
1696}
1697
f068206e
BE		 1698static void opt_verbose(const char *arg)
1699{
1700 verbose = atoi(arg);
1701}
1702
b29f97d1 1703static void opt_frame_rate(const char *arg)
85f07f22 1704{
445f1b83
RS		 1705 if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
1706 fprintf(stderr, "Incorrect frame rate\n");
1707 exit(1);
1708 }
85f07f22
FB		 1709}
1710
b29f97d1 1711static void opt_frame_crop_top(const char *arg)
ab6d194a
MN		 1712{
1713 frame_topBand = atoi(arg);
1714 if (frame_topBand < 0) {
1715 fprintf(stderr, "Incorrect top crop size\n");
1716 exit(1);
1717 }
1718 if ((frame_topBand % 2) != 0) {
1719 fprintf(stderr, "Top crop size must be a multiple of 2\n");
1720 exit(1);
1721 }
1722 if ((frame_topBand) >= frame_height){
1723 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
1724 exit(1);
1725 }
1726 frame_height -= frame_topBand;
1727}
1728
b29f97d1 1729static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN		 1730{
1731 frame_bottomBand = atoi(arg);
1732 if (frame_bottomBand < 0) {
1733 fprintf(stderr, "Incorrect bottom crop size\n");
1734 exit(1);
1735 }
1736 if ((frame_bottomBand % 2) != 0) {
1737 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
1738 exit(1);
1739 }
1740 if ((frame_bottomBand) >= frame_height){
1741 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
1742 exit(1);
1743 }
1744 frame_height -= frame_bottomBand;
1745}
1746
b29f97d1 1747static void opt_frame_crop_left(const char *arg)
ab6d194a
MN		 1748{
1749 frame_leftBand = atoi(arg);
1750 if (frame_leftBand < 0) {
1751 fprintf(stderr, "Incorrect left crop size\n");
1752 exit(1);
1753 }
1754 if ((frame_leftBand % 2) != 0) {
1755 fprintf(stderr, "Left crop size must be a multiple of 2\n");
1756 exit(1);
1757 }
1758 if ((frame_leftBand) >= frame_width){
1759 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
1760 exit(1);
1761 }
1762 frame_width -= frame_leftBand;
1763}
1764
b29f97d1 1765static void opt_frame_crop_right(const char *arg)
ab6d194a
MN		 1766{
1767 frame_rightBand = atoi(arg);
1768 if (frame_rightBand < 0) {
1769 fprintf(stderr, "Incorrect right crop size\n");
1770 exit(1);
1771 }
1772 if ((frame_rightBand % 2) != 0) {
1773 fprintf(stderr, "Right crop size must be a multiple of 2\n");
1774 exit(1);
1775 }
1776 if ((frame_rightBand) >= frame_width){
1777 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
1778 exit(1);
1779 }
1780 frame_width -= frame_rightBand;
1781}
1782
b29f97d1 1783static void opt_frame_size(const char *arg)
85f07f22 1784{
445f1b83 1785 if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB		 1786 fprintf(stderr, "Incorrect frame size\n");
1787 exit(1);
1788 }
1789 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
1790 fprintf(stderr, "Frame size must be a multiple of 2\n");
1791 exit(1);
1792 }
1793}
1794
63167088
RS		 1795static void opt_frame_pix_fmt(const char *arg)
1796{
1797 frame_pix_fmt = avcodec_get_pix_fmt(arg);
1798}
1799
5fe03e38
RS		 1800static void opt_frame_aspect_ratio(const char *arg)
1801{
1802 int x = 0, y = 0;
1803 double ar = 0;
1804 const char *p;
1805
1806 p = strchr(arg, ':');
1807 if (p) {
1808 x = strtol(arg, (char **)&arg, 10);
1809 if (arg == p)
1810 y = strtol(arg+1, (char **)&arg, 10);
1811 if (x > 0 && y > 0)
1812 ar = (double)x / (double)y;
1813 } else
1814 ar = strtod(arg, (char **)&arg);
1815
1816 if (!ar) {
1817 fprintf(stderr, "Incorrect aspect ratio specification.\n");
1818 exit(1);
1819 }
1820 frame_aspect_ratio = ar;
1821}
1822
b29f97d1 1823static void opt_gop_size(const char *arg)
85f07f22
FB		 1824{
1825 gop_size = atoi(arg);
1826}
1827
b29f97d1 1828static void opt_b_frames(const char *arg)
bc6caae2
J		 1829{
1830 b_frames = atoi(arg);
1831 if (b_frames > FF_MAX_B_FRAMES) {
1832 fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
1833 exit(1);
1834 } else if (b_frames < 1) {
1835 fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
1836 exit(1);
1837 }
1838}
1839
7d1c3fc1
MN		 1840static void opt_mb_decision(const char *arg)
1841{
1842 mb_decision = atoi(arg);
1843}
1844
5d43635e
MN		 1845static void opt_mb_cmp(const char *arg)
1846{
1847 mb_cmp = atoi(arg);
1848}
1849
622348f9
MN		 1850static void opt_ildct_cmp(const char *arg)
1851{
1852 ildct_cmp = atoi(arg);
1853}
1854
5d43635e
MN		 1855static void opt_sub_cmp(const char *arg)
1856{
1857 sub_cmp = atoi(arg);
1858}
1859
1860static void opt_cmp(const char *arg)
1861{
1862 cmp = atoi(arg);
1863}
1864
b29f97d1 1865static void opt_qscale(const char *arg)
85f07f22 1866{
158c7f05
MN		 1867 video_qscale = atof(arg);
1868 if (video_qscale < 0.01 ||
1869 video_qscale > 255) {
1870 fprintf(stderr, "qscale must be >= 0.01 and <= 255\n");
85f07f22
FB		 1871 exit(1);
1872 }
1873}
1874
b29f97d1 1875static void opt_qmin(const char *arg)
9cdd6a24
MN		 1876{
1877 video_qmin = atoi(arg);
1878 if (video_qmin < 0 ||
1879 video_qmin > 31) {
1880 fprintf(stderr, "qmin must be >= 1 and <= 31\n");
1881 exit(1);
1882 }
1883}
1884
b29f97d1 1885static void opt_qmax(const char *arg)
9cdd6a24
MN		 1886{
1887 video_qmax = atoi(arg);
1888 if (video_qmax < 0 ||
1889 video_qmax > 31) {
1890 fprintf(stderr, "qmax must be >= 1 and <= 31\n");
1891 exit(1);
1892 }
1893}
1894
b29f97d1 1895static void opt_mb_qmin(const char *arg)
17a70fde
MN		 1896{
1897 video_mb_qmin = atoi(arg);
1898 if (video_mb_qmin < 0 ||
1899 video_mb_qmin > 31) {
1900 fprintf(stderr, "qmin must be >= 1 and <= 31\n");
1901 exit(1);
1902 }
1903}
1904
b29f97d1 1905static void opt_mb_qmax(const char *arg)
17a70fde
MN		 1906{
1907 video_mb_qmax = atoi(arg);
1908 if (video_mb_qmax < 0 ||
1909 video_mb_qmax > 31) {
1910 fprintf(stderr, "qmax must be >= 1 and <= 31\n");
1911 exit(1);
1912 }
1913}
1914
b29f97d1 1915static void opt_qdiff(const char *arg)
9cdd6a24
MN		 1916{
1917 video_qdiff = atoi(arg);
1918 if (video_qdiff < 0 ||
1919 video_qdiff > 31) {
1920 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
1921 exit(1);
1922 }
1923}
1924
b29f97d1 1925static void opt_qblur(const char *arg)
9cdd6a24
MN		 1926{
1927 video_qblur = atof(arg);
1928}
1929
b29f97d1 1930static void opt_qcomp(const char *arg)
9cdd6a24
MN		 1931{
1932 video_qcomp = atof(arg);
1933}
85f07f22 1934
b29f97d1 1935static void opt_rc_initial_cplx(const char *arg)
ac2830ec
MN		 1936{
1937 video_rc_initial_cplx = atof(arg);
1938}
b29f97d1 1939static void opt_b_qfactor(const char *arg)
29700fa6
MN		 1940{
1941 video_b_qfactor = atof(arg);
1942}
b29f97d1 1943static void opt_i_qfactor(const char *arg)
29700fa6
MN		 1944{
1945 video_i_qfactor = atof(arg);
1946}
b29f97d1 1947static void opt_b_qoffset(const char *arg)
29700fa6
MN		 1948{
1949 video_b_qoffset = atof(arg);
1950}
b29f97d1 1951static void opt_i_qoffset(const char *arg)
29700fa6
MN		 1952{
1953 video_i_qoffset = atof(arg);
1954}
1955
303e50e6
MN		 1956static void opt_ibias(const char *arg)
1957{
1958 video_intra_quant_bias = atoi(arg);
1959}
1960static void opt_pbias(const char *arg)
1961{
1962 video_inter_quant_bias = atoi(arg);
1963}
1964
b29f97d1 1965static void opt_packet_size(const char *arg)
1dbb6d90
MN		 1966{
1967 packet_size= atoi(arg);
1968}
1969
7ebfc0ea
MN		 1970static void opt_error_rate(const char *arg)
1971{
1972 error_rate= atoi(arg);
1973}
1974
b29f97d1 1975static void opt_strict(const char *arg)
f560dd82
MN		 1976{
1977 strict= atoi(arg);
1978}
1979
bb198e19
MN		 1980static void opt_top_field_first(const char *arg)
1981{
1982 top_field_first= atoi(arg);
1983}
1984
1985static void opt_noise_reduction(const char *arg)
1986{
1987 noise_reduction= atoi(arg);
1988}
1989
77ea0d4b
MN		 1990static void opt_qns(const char *arg)
1991{
1992 qns= atoi(arg);
1993}
1994
303e50e6
MN		 1995static void opt_sc_threshold(const char *arg)
1996{
1997 sc_threshold= atoi(arg);
1998}
1999
b29f97d1 2000static void opt_audio_bitrate(const char *arg)
85f07f22
FB		 2001{
2002 audio_bit_rate = atoi(arg) * 1000;
2003}
2004
b29f97d1 2005static void opt_audio_rate(const char *arg)
85f07f22
FB		 2006{
2007 audio_sample_rate = atoi(arg);
2008}
2009
b29f97d1 2010static void opt_audio_channels(const char *arg)
85f07f22
FB		 2011{
2012 audio_channels = atoi(arg);
2013}
2014
b29f97d1 2015static void opt_video_device(const char *arg)
85f07f22 2016{
e9a9e0c2 2017 video_device = av_strdup(arg);
85f07f22
FB		 2018}
2019
b29f97d1 2020static void opt_video_channel(const char *arg)
a5df11ab
FB		 2021{
2022 video_channel = strtol(arg, NULL, 0);
2023}
2024
e3ee3283
AB		 2025static void opt_video_standard(const char *arg)
2026{
2027 video_standard = av_strdup(arg);
2028}
2029
b29f97d1 2030static void opt_audio_device(const char *arg)
85f07f22 2031{
e9a9e0c2 2032 audio_device = av_strdup(arg);
85f07f22
FB		 2033}
2034
b29f97d1 2035static void opt_dv1394(const char *arg)
8aa3ee32
MK		 2036{
2037 video_grab_format = "dv1394";
1501987b 2038 audio_grab_format = NULL;
8aa3ee32
MK		 2039}
2040
b29f97d1 2041static void opt_audio_codec(const char *arg)
85f07f22
FB		 2042{
2043 AVCodec *p;
2044
1629626f
FB		 2045 if (!strcmp(arg, "copy")) {
2046 audio_stream_copy = 1;
85f07f22 2047 } else {
1629626f
FB		 2048 p = first_avcodec;
2049 while (p) {
2050 if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_AUDIO)
2051 break;
2052 p = p->next;
2053 }
2054 if (p == NULL) {
2055 fprintf(stderr, "Unknown audio codec '%s'\n", arg);
2056 exit(1);
2057 } else {
2058 audio_codec_id = p->id;
2059 }
85f07f22
FB		 2060 }
2061}
2062
b29f97d1 2063static void add_frame_hooker(const char *arg)
10d104e4
PG		 2064{
2065 int argc = 0;
2066 char *argv[64];
2067 int i;
e9a9e0c2 2068 char *args = av_strdup(arg);
10d104e4 2069
bee0d9e5
CY		 2070 using_vhook = 1;
2071
10d104e4
PG		 2072 argv[0] = strtok(args, " ");
2073 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2074 }
2075
2076 i = frame_hook_add(argc, argv);
2077
2078 if (i != 0) {
2079 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2080 exit(1);
2081 }
2082}
2083
85f07f22
FB		 2084const char *motion_str[] = {
2085 "zero",
2086 "full",
2087 "log",
2088 "phods",
7084c149
MN		 2089 "epzs",
2090 "x1",
85f07f22
FB		 2091 NULL,
2092};
2093
b29f97d1 2094static void opt_motion_estimation(const char *arg)
85f07f22
FB		 2095{
2096 const char **p;
2097 p = motion_str;
2098 for(;;) {
2099 if (!*p) {
2100 fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2101 exit(1);
2102 }
2103 if (!strcmp(*p, arg))
2104 break;
2105 p++;
2106 }
101bea5f 2107 me_method = (p - motion_str) + 1;
85f07f22
FB		 2108}
2109
b29f97d1 2110static void opt_video_codec(const char *arg)
85f07f22
FB		 2111{
2112 AVCodec *p;
2113
1629626f
FB		 2114 if (!strcmp(arg, "copy")) {
2115 video_stream_copy = 1;
85f07f22 2116 } else {
1629626f
FB		 2117 p = first_avcodec;
2118 while (p) {
2119 if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_VIDEO)
2120 break;
2121 p = p->next;
2122 }
2123 if (p == NULL) {
2124 fprintf(stderr, "Unknown video codec '%s'\n", arg);
2125 exit(1);
2126 } else {
2127 video_codec_id = p->id;
2128 }
85f07f22
FB		 2129 }
2130}
2131
b29f97d1 2132static void opt_map(const char *arg)
85f07f22
FB		 2133{
2134 AVStreamMap *m;
2135 const char *p;
2136
2137 p = arg;
2138 m = &stream_maps[nb_stream_maps++];
2139
2140 m->file_index = strtol(arg, (char **)&p, 0);
2141 if (*p)
2142 p++;
a5dc85ef
J		 2143
2144 m->stream_index = strtol(p, (char **)&p, 0);
85f07f22
FB		 2145}
2146
b29f97d1 2147static void opt_recording_time(const char *arg)
85f07f22
FB		 2148{
2149 recording_time = parse_date(arg, 1);
2150}
2151
8831db5c
MN		 2152static void opt_start_time(const char *arg)
2153{
2154 start_time = parse_date(arg, 1);
2155}
2156
b29f97d1 2157static void opt_input_file(const char *filename)
85f07f22
FB		 2158{
2159 AVFormatContext *ic;
2160 AVFormatParameters params, *ap = &params;
14bea432 2161 int err, i, ret, rfps, rfps_base;
85f07f22 2162
b242baa4
FB		 2163 if (!strcmp(filename, "-"))
2164 filename = "pipe:";
2165
d9a916e2
CY		 2166 using_stdin |= !strcmp(filename, "pipe:" ) ||
2167 !strcmp( filename, "/dev/stdin" );
2168
85f07f22 2169 /* get default parameters from command line */
79fdaa4c
FB		 2170 memset(ap, 0, sizeof(*ap));
2171 ap->sample_rate = audio_sample_rate;
2172 ap->channels = audio_channels;
2173 ap->frame_rate = frame_rate;
14bea432 2174 ap->frame_rate_base = frame_rate_base;
79fdaa4c
FB		 2175 ap->width = frame_width;
2176 ap->height = frame_height;
817b23ff 2177 ap->image_format = image_format;
63167088 2178 ap->pix_fmt = frame_pix_fmt;
79fdaa4c
FB		 2179
2180 /* open the input file with generic libav function */
2181 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2182 if (err < 0) {
79fdaa4c 2183 print_error(filename, err);
85f07f22
FB		 2184 exit(1);
2185 }
2186
79fdaa4c
FB		 2187 /* If not enough info to get the stream parameters, we decode the
2188 first frames to get it. (used in mpeg case for example) */
2189 ret = av_find_stream_info(ic);
85f07f22
FB		 2190 if (ret < 0) {
2191 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2192 exit(1);
2193 }
2194
254abc2e
FB		 2195 /* if seeking requested, we execute it */
2196 if (start_time != 0) {
2197 int64_t timestamp;
2198
2199 timestamp = start_time;
2200 /* add the stream start time */
2201 if (ic->start_time != AV_NOPTS_VALUE)
2202 timestamp += ic->start_time;
2203 ret = av_seek_frame(ic, -1, timestamp);
2204 if (ret < 0) {
2205 fprintf(stderr, "%s: could not seek to position %0.3f\n",
2206 filename, (double)timestamp / AV_TIME_BASE);
2207 }
2208 /* reset seek info */
2209 start_time = 0;
2210 }
2211
85f07f22
FB		 2212 /* update the current parameters so that they match the one of the input stream */
2213 for(i=0;i<ic->nb_streams;i++) {
2214 AVCodecContext *enc = &ic->streams[i]->codec;
2215 switch(enc->codec_type) {
2216 case CODEC_TYPE_AUDIO:
e0d2714a 2217 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB		 2218 audio_channels = enc->channels;
2219 audio_sample_rate = enc->sample_rate;
2220 break;
2221 case CODEC_TYPE_VIDEO:
2222 frame_height = enc->height;
2223 frame_width = enc->width;
5ff85f1d 2224 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
63167088 2225 frame_pix_fmt = enc->pix_fmt;
14bea432
MN		 2226 rfps = ic->streams[i]->r_frame_rate;
2227 rfps_base = ic->streams[i]->r_frame_rate_base;
fe670d09 2228 enc->workaround_bugs = workaround_bugs;
8409b8fe 2229 enc->error_resilience = error_resilience;
4d2858de 2230 enc->error_concealment = error_concealment;
0c9bbaec
WH		 2231 enc->idct_algo = idct_algo;
2232 enc->debug = debug;
2233 enc->debug_mv = debug_mv;
b0368839
MN		 2234 if(bitexact)
2235 enc->flags|= CODEC_FLAG_BITEXACT;
d7425f59 2236
14bea432
MN		 2237 assert(enc->frame_rate_base == rfps_base); // should be true for now
2238 if (enc->frame_rate != rfps) {
6dc96cb0 2239 fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f->%2.2f\n",
14bea432
MN		 2240 i, (float)enc->frame_rate / enc->frame_rate_base,
2241 (float)rfps / rfps_base);
79fdaa4c 2242 }
bf5af568 2243 /* update the current frame rate to match the stream frame rate */
14bea432
MN		 2244 frame_rate = rfps;
2245 frame_rate_base = rfps_base;
bdfcbbed
MK		 2246
2247 enc->rate_emu = rate_emu;
85f07f22 2248 break;
254abc2e
FB		 2249 case CODEC_TYPE_DATA:
2250 break;
51bd4565 2251 default:
c04643a2 2252 av_abort();
85f07f22
FB		 2253 }
2254 }
2255
2256 input_files[nb_input_files] = ic;
2257 /* dump the file content */
2258 dump_format(ic, nb_input_files, filename, 0);
2259 nb_input_files++;
79fdaa4c
FB		 2260 file_iformat = NULL;
2261 file_oformat = NULL;
817b23ff 2262 image_format = NULL;
bdfcbbed
MK		 2263
2264 rate_emu = 0;
85f07f22
FB		 2265}
2266
b29f97d1 2267static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
919f448d
FB		 2268{
2269 int has_video, has_audio, i, j;
2270 AVFormatContext *ic;
2271
2272 has_video = 0;
2273 has_audio = 0;
2274 for(j=0;j<nb_input_files;j++) {
2275 ic = input_files[j];
2276 for(i=0;i<ic->nb_streams;i++) {
2277 AVCodecContext *enc = &ic->streams[i]->codec;
2278 switch(enc->codec_type) {
2279 case CODEC_TYPE_AUDIO:
2280 has_audio = 1;
2281 break;
2282 case CODEC_TYPE_VIDEO:
2283 has_video = 1;
2284 break;
51bd4565 2285 default:
c04643a2 2286 av_abort();
919f448d
FB		 2287 }
2288 }
2289 }
2290 *has_video_ptr = has_video;
2291 *has_audio_ptr = has_audio;
2292}
2293
b29f97d1 2294static void opt_output_file(const char *filename)
85f07f22
FB		 2295{
2296 AVStream *st;
2297 AVFormatContext *oc;
919f448d 2298 int use_video, use_audio, nb_streams, input_has_video, input_has_audio;
85f07f22 2299 int codec_id;
817b23ff 2300 AVFormatParameters params, *ap = &params;
85f07f22
FB		 2301
2302 if (!strcmp(filename, "-"))
2303 filename = "pipe:";
2304
2305 oc = av_mallocz(sizeof(AVFormatContext));
2306
79fdaa4c
FB		 2307 if (!file_oformat) {
2308 file_oformat = guess_format(NULL, filename, NULL);
2309 if (!file_oformat) {
2310 fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
2311 filename);
2312 exit(1);
2313 }
85f07f22
FB		 2314 }
2315
79fdaa4c 2316 oc->oformat = file_oformat;
85f07f22 2317
79fdaa4c 2318 if (!strcmp(file_oformat->name, "ffm") &&
85f07f22
FB		 2319 strstart(filename, "http:", NULL)) {
2320 /* special case for files sent to ffserver: we get the stream
2321 parameters from ffserver */
2322 if (read_ffserver_streams(oc, filename) < 0) {
2323 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
2324 exit(1);
2325 }
2326 } else {
79fdaa4c
FB		 2327 use_video = file_oformat->video_codec != CODEC_ID_NONE;
2328 use_audio = file_oformat->audio_codec != CODEC_ID_NONE;
919f448d 2329
e30a2846
FB		 2330 /* disable if no corresponding type found and at least one
2331 input file */
2332 if (nb_input_files > 0) {
2333 check_audio_video_inputs(&input_has_video, &input_has_audio);
2334 if (!input_has_video)
2335 use_video = 0;
2336 if (!input_has_audio)
2337 use_audio = 0;
2338 }
919f448d
FB		 2339
2340 /* manual disable */
85f07f22
FB		 2341 if (audio_disable) {
2342 use_audio = 0;
2343 }
2344 if (video_disable) {
2345 use_video = 0;
2346 }
2347
2348 nb_streams = 0;
2349 if (use_video) {
2350 AVCodecContext *video_enc;
2351
2352 st = av_mallocz(sizeof(AVStream));
2353 if (!st) {
2354 fprintf(stderr, "Could not alloc stream\n");
2355 exit(1);
2356 }
1e491e29 2357 avcodec_get_context_defaults(&st->codec);
85f07f22 2358
1629626f 2359 video_enc = &st->codec;
6e6d6dc0
MN		 2360
2361 if(!strcmp(file_oformat->name, "mp4") || !strcmp(file_oformat->name, "mov") || !strcmp(file_oformat->name, "3gp"))
2362 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
1629626f
FB		 2363 if (video_stream_copy) {
2364 st->stream_copy = 1;
2365 video_enc->codec_type = CODEC_TYPE_VIDEO;
2366 } else {
ac2830ec
MN		 2367 char *p;
2368 int i;
2369
1629626f
FB		 2370 codec_id = file_oformat->video_codec;
2371 if (video_codec_id != CODEC_ID_NONE)
2372 codec_id = video_codec_id;
2373
2374 video_enc->codec_id = codec_id;
2375
2376 video_enc->bit_rate = video_bit_rate;
2377 video_enc->bit_rate_tolerance = video_bit_rate_tolerance;
2378 video_enc->frame_rate = frame_rate;
14bea432 2379 video_enc->frame_rate_base = frame_rate_base;
1629626f
FB		 2380
2381 video_enc->width = frame_width;
2382 video_enc->height = frame_height;
1c0dcc39 2383 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
63167088 2384 video_enc->pix_fmt = frame_pix_fmt;
1629626f
FB		 2385
2386 if (!intra_only)
2387 video_enc->gop_size = gop_size;
2388 else
2389 video_enc->gop_size = 0;
2390 if (video_qscale || same_quality) {
2391 video_enc->flags |= CODEC_FLAG_QSCALE;
158c7f05 2392 st->quality = FF_QP2LAMBDA * video_qscale;
1629626f 2393 }
84f608f4
VM		 2394
2395 if(intra_matrix)
2396 video_enc->intra_matrix = intra_matrix;
2397 if(inter_matrix)
2398 video_enc->inter_matrix = inter_matrix;
2399
b0368839
MN		 2400 if(bitexact)
2401 video_enc->flags |= CODEC_FLAG_BITEXACT;
2402
7d1c3fc1 2403 video_enc->mb_decision = mb_decision;
5d43635e 2404 video_enc->mb_cmp = mb_cmp;
622348f9 2405 video_enc->ildct_cmp = ildct_cmp;
5d43635e
MN		 2406 video_enc->me_sub_cmp = sub_cmp;
2407 video_enc->me_cmp = cmp;
77ea0d4b 2408 video_enc->quantizer_noise_shaping= qns;
7d1c3fc1 2409
21e59552
MN		 2410 if (use_umv) {
2411 video_enc->flags |= CODEC_FLAG_H263P_UMV;
2412 }
2413 if (use_aic) {
2414 video_enc->flags |= CODEC_FLAG_H263P_AIC;
2415 }
dba019da
MN		 2416 if (use_aiv) {
2417 video_enc->flags |= CODEC_FLAG_H263P_AIV;
2418 }
1629626f 2419 if (use_4mv) {
1629626f
FB		 2420 video_enc->flags |= CODEC_FLAG_4MV;
2421 }
8e2162f0
MN		 2422 if (use_obmc) {
2423 video_enc->flags |= CODEC_FLAG_OBMC;
2424 }
2425
e56d417b 2426 if(use_part) {
1629626f 2427 video_enc->flags |= CODEC_FLAG_PART;
e56d417b 2428 }
bb198e19
MN		 2429 if (use_alt_scan) {
2430 video_enc->flags |= CODEC_FLAG_ALT_SCAN;
2431 }
c0baa56a
MN		 2432 if (use_trell) {
2433 video_enc->flags |= CODEC_FLAG_TRELLIS_QUANT;
2434 }
baaf3f46
MN		 2435 if (use_scan_offset) {
2436 video_enc->flags |= CODEC_FLAG_SVCD_SCAN_OFFSET;
2437 }
303e50e6
MN		 2438 if (closed_gop) {
2439 video_enc->flags |= CODEC_FLAG_CLOSED_GOP;
2440 }
1629626f 2441 if (b_frames) {
1629626f
FB		 2442 video_enc->max_b_frames = b_frames;
2443 video_enc->b_frame_strategy = 0;
2444 video_enc->b_quant_factor = 2.0;
bc6caae2 2445 }
bb198e19 2446 if (do_interlace_dct) {
e56d417b
FB		 2447 video_enc->flags |= CODEC_FLAG_INTERLACED_DCT;
2448 }
bb198e19
MN		 2449 if (do_interlace_me) {
2450 video_enc->flags |= CODEC_FLAG_INTERLACED_ME;
2451 }
1629626f
FB		 2452 video_enc->qmin = video_qmin;
2453 video_enc->qmax = video_qmax;
17a70fde
MN		 2454 video_enc->mb_qmin = video_mb_qmin;
2455 video_enc->mb_qmax = video_mb_qmax;
1629626f
FB		 2456 video_enc->max_qdiff = video_qdiff;
2457 video_enc->qblur = video_qblur;
2458 video_enc->qcompress = video_qcomp;
2459 video_enc->rc_eq = video_rc_eq;
0c9bbaec
WH		 2460 video_enc->debug = debug;
2461 video_enc->debug_mv = debug_mv;
ac2830ec
MN		 2462 p= video_rc_override_string;
2463 for(i=0; p; i++){
2464 int start, end, q;
2465 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
2466 if(e!=3){
2467 fprintf(stderr, "error parsing rc_override\n");
2468 exit(1);
2469 }
2470 video_enc->rc_override=
47e2a6e6
FB		 2471 av_realloc(video_enc->rc_override,
2472 sizeof(RcOverride)*(i+1));
ac2830ec
MN		 2473 video_enc->rc_override[i].start_frame= start;
2474 video_enc->rc_override[i].end_frame = end;
2475 if(q>0){
2476 video_enc->rc_override[i].qscale= q;
2477 video_enc->rc_override[i].quality_factor= 1.0;
2478 }
2479 else{
2480 video_enc->rc_override[i].qscale= 0;
2481 video_enc->rc_override[i].quality_factor= -q/100.0;
2482 }
2483 p= strchr(p, '/');
2484 if(p) p++;
2485 }
2486 video_enc->rc_override_count=i;
2487
1629626f
FB		 2488 video_enc->rc_max_rate = video_rc_max_rate;
2489 video_enc->rc_min_rate = video_rc_min_rate;
2490 video_enc->rc_buffer_size = video_rc_buffer_size;
2491 video_enc->rc_buffer_aggressivity= video_rc_buffer_aggressivity;
ac2830ec 2492 video_enc->rc_initial_cplx= video_rc_initial_cplx;
1629626f
FB		 2493 video_enc->i_quant_factor = video_i_qfactor;
2494 video_enc->b_quant_factor = video_b_qfactor;
2495 video_enc->i_quant_offset = video_i_qoffset;
2496 video_enc->b_quant_offset = video_b_qoffset;
303e50e6
MN		 2497 video_enc->intra_quant_bias = video_intra_quant_bias;
2498 video_enc->inter_quant_bias = video_inter_quant_bias;
1629626f
FB		 2499 video_enc->dct_algo = dct_algo;
2500 video_enc->idct_algo = idct_algo;
f560dd82 2501 video_enc->strict_std_compliance = strict;
7ebfc0ea 2502 video_enc->error_rate = error_rate;
bb198e19 2503 video_enc->noise_reduction= noise_reduction;
303e50e6 2504 video_enc->scenechange_threshold= sc_threshold;
1629626f
FB		 2505 if(packet_size){
2506 video_enc->rtp_mode= 1;
2507 video_enc->rtp_payload_size= packet_size;
2508 }
9cdd6a24 2509
1629626f 2510 if (do_psnr)
140cb663 2511 video_enc->flags|= CODEC_FLAG_PSNR;
e4986da9 2512
1629626f 2513 video_enc->me_method = me_method;
5abdb4b1 2514
1629626f
FB		 2515 /* two pass mode */
2516 if (do_pass) {
2517 if (do_pass == 1) {
2518 video_enc->flags |= CODEC_FLAG_PASS1;
2519 } else {
2520 video_enc->flags |= CODEC_FLAG_PASS2;
2521 }
5abdb4b1 2522 }
cfcf0ffd 2523 }
85f07f22
FB		 2524 oc->streams[nb_streams] = st;
2525 nb_streams++;
2526 }
2527
2528 if (use_audio) {
2529 AVCodecContext *audio_enc;
2530
2531 st = av_mallocz(sizeof(AVStream));
2532 if (!st) {
2533 fprintf(stderr, "Could not alloc stream\n");
2534 exit(1);
2535 }
1e491e29 2536 avcodec_get_context_defaults(&st->codec);
1629626f 2537
85f07f22 2538 audio_enc = &st->codec;
85f07f22 2539 audio_enc->codec_type = CODEC_TYPE_AUDIO;
7f96ed5b
MN		 2540
2541 if(!strcmp(file_oformat->name, "mp4") || !strcmp(file_oformat->name, "mov") || !strcmp(file_oformat->name, "3gp"))
2542 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
1629626f
FB		 2543 if (audio_stream_copy) {
2544 st->stream_copy = 1;
2545 } else {
2546 codec_id = file_oformat->audio_codec;
2547 if (audio_codec_id != CODEC_ID_NONE)
2548 codec_id = audio_codec_id;
2549 audio_enc->codec_id = codec_id;
2550
2551 audio_enc->bit_rate = audio_bit_rate;
2552 audio_enc->sample_rate = audio_sample_rate;
2553 /* For audio codecs other than AC3 we limit */
2554 /* the number of coded channels to stereo */
2555 if (audio_channels > 2 && codec_id != CODEC_ID_AC3) {
2556 audio_enc->channels = 2;
2557 } else
2558 audio_enc->channels = audio_channels;
2559 }
85f07f22
FB		 2560 oc->streams[nb_streams] = st;
2561 nb_streams++;
2562 }
2563
2564 oc->nb_streams = nb_streams;
2565
2566 if (!nb_streams) {
919f448d 2567 fprintf(stderr, "No audio or video streams available\n");
85f07f22
FB		 2568 exit(1);
2569 }
2570
2571 if (str_title)
79fdaa4c 2572 pstrcpy(oc->title, sizeof(oc->title), str_title);
85f07f22 2573 if (str_author)
79fdaa4c 2574 pstrcpy(oc->author, sizeof(oc->author), str_author);
85f07f22 2575 if (str_copyright)
79fdaa4c 2576 pstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright);
85f07f22 2577 if (str_comment)
79fdaa4c 2578 pstrcpy(oc->comment, sizeof(oc->comment), str_comment);
85f07f22
FB		 2579 }
2580
1629626f 2581 output_files[nb_output_files++] = oc;
85f07f22
FB		 2582
2583 strcpy(oc->filename, filename);
919f448d
FB		 2584
2585 /* check filename in case of an image number is expected */
79fdaa4c
FB		 2586 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
2587 if (filename_number_test(oc->filename) < 0) {
2588 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 2589 exit(1);
79fdaa4c 2590 }
919f448d
FB		 2591 }
2592
79fdaa4c 2593 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22
FB		 2594 /* test if it already exists to avoid loosing precious files */
2595 if (!file_overwrite &&
2596 (strchr(filename, ':') == NULL ||
2597 strstart(filename, "file:", NULL))) {
2598 if (url_exist(filename)) {
2599 int c;
2600
d9a916e2
CY		 2601 if ( !using_stdin ) {
2602 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
2603 fflush(stderr);
2604 c = getchar();
2605 if (toupper(c) != 'Y') {
2606 fprintf(stderr, "Not overwriting - exiting\n");
2607 exit(1);
2608 }
2609 }
2610 else {
2611 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 2612 exit(1);
d9a916e2 2613 }
85f07f22
FB		 2614 }
2615 }
2616
2617 /* open the file */
2618 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
2619 fprintf(stderr, "Could not open '%s'\n", filename);
2620 exit(1);
2621 }
2622 }
2623
817b23ff
FB		 2624 memset(ap, 0, sizeof(*ap));
2625 ap->image_format = image_format;
2626 if (av_set_parameters(oc, ap) < 0) {
2627 fprintf(stderr, "%s: Invalid encoding parameters\n",
2628 oc->filename);
2629 exit(1);
2630 }
2631
85f07f22 2632 /* reset some options */
79fdaa4c
FB		 2633 file_oformat = NULL;
2634 file_iformat = NULL;
817b23ff 2635 image_format = NULL;
85f07f22
FB		 2636 audio_disable = 0;
2637 video_disable = 0;
2638 audio_codec_id = CODEC_ID_NONE;
2639 video_codec_id = CODEC_ID_NONE;
1629626f
FB		 2640 audio_stream_copy = 0;
2641 video_stream_copy = 0;
85f07f22
FB		 2642}
2643
a38469e1 2644/* prepare dummy protocols for grab */
b29f97d1 2645static void prepare_grab(void)
a38469e1
FB		 2646{
2647 int has_video, has_audio, i, j;
2648 AVFormatContext *oc;
2649 AVFormatContext *ic;
79a7c268 2650 AVFormatParameters vp1, *vp = &vp1;
a38469e1 2651 AVFormatParameters ap1, *ap = &ap1;
79a7c268 2652
a38469e1
FB		 2653 /* see if audio/video inputs are needed */
2654 has_video = 0;
2655 has_audio = 0;
2656 memset(ap, 0, sizeof(*ap));
79a7c268 2657 memset(vp, 0, sizeof(*vp));
a38469e1
FB		 2658 for(j=0;j<nb_output_files;j++) {
2659 oc = output_files[j];
2660 for(i=0;i<oc->nb_streams;i++) {
2661 AVCodecContext *enc = &oc->streams[i]->codec;
2662 switch(enc->codec_type) {
2663 case CODEC_TYPE_AUDIO:
2664 if (enc->sample_rate > ap->sample_rate)
2665 ap->sample_rate = enc->sample_rate;
2666 if (enc->channels > ap->channels)
2667 ap->channels = enc->channels;
2668 has_audio = 1;
2669 break;
2670 case CODEC_TYPE_VIDEO:
79a7c268
FB		 2671 if (enc->width > vp->width)
2672 vp->width = enc->width;
2673 if (enc->height > vp->height)
2674 vp->height = enc->height;
14bea432
MN		 2675
2676 assert(enc->frame_rate_base == DEFAULT_FRAME_RATE_BASE);
2677 if (enc->frame_rate > vp->frame_rate){
2678 vp->frame_rate = enc->frame_rate;
2679 vp->frame_rate_base = enc->frame_rate_base;
2680 }
a38469e1
FB		 2681 has_video = 1;
2682 break;
51bd4565 2683 default:
c04643a2 2684 av_abort();
a38469e1
FB		 2685 }
2686 }
2687 }
2688
2689 if (has_video == 0 && has_audio == 0) {
2690 fprintf(stderr, "Output file must have at least one audio or video stream\n");
2691 exit(1);
2692 }
2693
2694 if (has_video) {
79fdaa4c 2695 AVInputFormat *fmt1;
8aa3ee32 2696 fmt1 = av_find_input_format(video_grab_format);
a5df11ab
FB		 2697 vp->device = video_device;
2698 vp->channel = video_channel;
e3ee3283 2699 vp->standard = video_standard;
79a7c268 2700 if (av_open_input_file(&ic, "", fmt1, 0, vp) < 0) {
bf5af568 2701 fprintf(stderr, "Could not find video grab device\n");
a38469e1
FB		 2702 exit(1);
2703 }
ddaae6a9
RS		 2704 /* If not enough info to get the stream parameters, we decode the
2705 first frames to get it. */
2706 if ((ic->ctx_flags & AVFMTCTX_NOHEADER) && av_find_stream_info(ic) < 0) {
2707 fprintf(stderr, "Could not find video grab parameters\n");
2708 exit(1);
2709 }
79fdaa4c 2710 /* by now video grab has one stream */
14bea432
MN		 2711 ic->streams[0]->r_frame_rate = vp->frame_rate;
2712 ic->streams[0]->r_frame_rate_base = vp->frame_rate_base;
a38469e1 2713 input_files[nb_input_files] = ic;
79a7c268 2714 dump_format(ic, nb_input_files, "", 0);
a38469e1
FB		 2715 nb_input_files++;
2716 }
1501987b 2717 if (has_audio && audio_grab_format) {
79fdaa4c 2718 AVInputFormat *fmt1;
8aa3ee32 2719 fmt1 = av_find_input_format(audio_grab_format);
79a7c268 2720 ap->device = audio_device;
79fdaa4c 2721 if (av_open_input_file(&ic, "", fmt1, 0, ap) < 0) {
bf5af568 2722 fprintf(stderr, "Could not find audio grab device\n");
a38469e1
FB		 2723 exit(1);
2724 }
2725 input_files[nb_input_files] = ic;
79a7c268 2726 dump_format(ic, nb_input_files, "", 0);
a38469e1
FB		 2727 nb_input_files++;
2728 }
2729}
2730
5abdb4b1 2731/* same option as mencoder */
b29f97d1 2732static void opt_pass(const char *pass_str)
5abdb4b1
FB		 2733{
2734 int pass;
2735 pass = atoi(pass_str);
2736 if (pass != 1 && pass != 2) {
2737 fprintf(stderr, "pass number can be only 1 or 2\n");
2738 exit(1);
2739 }
2740 do_pass = pass;
2741}
a38469e1 2742
f3ec2d46 2743#if defined(CONFIG_WIN32) || defined(CONFIG_OS2)
0c1a9eda 2744static int64_t getutime(void)
5727b222 2745{
f3ec2d46 2746 return av_gettime();
5727b222 2747}
bdc4796f 2748#else
0c1a9eda 2749static int64_t getutime(void)
bdc4796f 2750{
f3ec2d46
SG		 2751 struct rusage rusage;
2752
2753 getrusage(RUSAGE_SELF, &rusage);
2754 return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
bdc4796f
FB		 2755}
2756#endif
5727b222 2757
79fdaa4c
FB		 2758extern int ffm_nopts;
2759
b29f97d1 2760static void opt_bitexact(void)
79fdaa4c 2761{
b0368839 2762 bitexact=1;
79fdaa4c
FB		 2763 /* disable generate of real time pts in ffm (need to be supressed anyway) */
2764 ffm_nopts = 1;
2765}
2766
b29f97d1 2767static void show_formats(void)
85f07f22 2768{
79fdaa4c
FB		 2769 AVInputFormat *ifmt;
2770 AVOutputFormat *ofmt;
817b23ff 2771 AVImageFormat *image_fmt;
85f07f22
FB		 2772 URLProtocol *up;
2773 AVCodec *p;
2774 const char **pp;
2775
817b23ff 2776 printf("Output audio/video file formats:");
79fdaa4c
FB		 2777 for(ofmt = first_oformat; ofmt != NULL; ofmt = ofmt->next) {
2778 printf(" %s", ofmt->name);
85f07f22
FB		 2779 }
2780 printf("\n");
817b23ff
FB		 2781
2782 printf("Input audio/video file formats:");
79fdaa4c
FB		 2783 for(ifmt = first_iformat; ifmt != NULL; ifmt = ifmt->next) {
2784 printf(" %s", ifmt->name);
85f07f22
FB		 2785 }
2786 printf("\n");
2787
817b23ff
FB		 2788 printf("Output image formats:");
2789 for(image_fmt = first_image_format; image_fmt != NULL;
2790 image_fmt = image_fmt->next) {
2791 if (image_fmt->img_write)
2792 printf(" %s", image_fmt->name);
2793 }
2794 printf("\n");
2795
2796 printf("Input image formats:");
2797 for(image_fmt = first_image_format; image_fmt != NULL;
2798 image_fmt = image_fmt->next) {
2799 if (image_fmt->img_read)
2800 printf(" %s", image_fmt->name);
2801 }
2802 printf("\n");
2803
85f07f22
FB		 2804 printf("Codecs:\n");
2805 printf(" Encoders:");
2806 for(p = first_avcodec; p != NULL; p = p->next) {
2807 if (p->encode)
2808 printf(" %s", p->name);
2809 }
2810 printf("\n");
2811
2812 printf(" Decoders:");
2813 for(p = first_avcodec; p != NULL; p = p->next) {
2814 if (p->decode)
2815 printf(" %s", p->name);
2816 }
2817 printf("\n");
2818
2819 printf("Supported file protocols:");
2820 for(up = first_protocol; up != NULL; up = up->next)
2821 printf(" %s:", up->name);
2822 printf("\n");
2823
ba2a8cb4 2824 printf("Frame size, frame rate abbreviations: ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\n");
85f07f22
FB		 2825 printf("Motion estimation methods:");
2826 pp = motion_str;
2827 while (*pp) {
2828 printf(" %s", *pp);
101bea5f 2829 if ((pp - motion_str + 1) == ME_ZERO)
85f07f22 2830 printf("(fastest)");
101bea5f 2831 else if ((pp - motion_str + 1) == ME_FULL)
85f07f22 2832 printf("(slowest)");
101bea5f 2833 else if ((pp - motion_str + 1) == ME_EPZS)
85f07f22
FB		 2834 printf("(default)");
2835 pp++;
2836 }
2837 printf("\n");
2838 exit(1);
2839}
2840
84f608f4
VM		 2841void parse_matrix_coeffs(uint16_t *dest, const char *str)
2842{
2843 int i;
2844 const char *p = str;
2845 for(i = 0;; i++) {
2846 dest[i] = atoi(p);
2847 if(i == 63)
2848 break;
2849 p = strchr(p, ',');
2850 if(!p) {
2851 fprintf(stderr, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
2852 exit(1);
2853 }
2854 p++;
2855 }
2856}
2857
2858void opt_inter_matrix(const char *arg)
2859{
2860 inter_matrix = av_mallocz(sizeof(uint16_t) * 64);
2861 parse_matrix_coeffs(inter_matrix, arg);
2862}
2863
2864void opt_intra_matrix(const char *arg)
2865{
2866 intra_matrix = av_mallocz(sizeof(uint16_t) * 64);
2867 parse_matrix_coeffs(intra_matrix, arg);
2868}
2869
e0595741
VM		 2870static void opt_target(const char *arg)
2871{
2872 int norm = -1;
2873
2874 if(!strncmp(arg, "pal-", 4)) {
2875 norm = 0;
2876 arg += 4;
2877 } else if(!strncmp(arg, "ntsc-", 5)) {
2878 norm = 1;
2879 arg += 5;
2880 } else {
2881 int fr;
2882 /* Calculate FR via float to avoid int overflow */
2883 fr = (int)(frame_rate * 1000.0 / frame_rate_base);
2884 if(fr == 25000) {
2885 norm = 0;
2886 } else if((fr == 29970) || (fr == 23976)) {
2887 norm = 1;
2888 } else {
2889 /* Try to determine PAL/NTSC by peeking in the input files */
2890 if(nb_input_files) {
2891 int i, j;
2892 for(j = 0; j < nb_input_files; j++) {
2893 for(i = 0; i < input_files[j]->nb_streams; i++) {
2894 AVCodecContext *c = &input_files[j]->streams[i]->codec;
2895 if(c->codec_type != CODEC_TYPE_VIDEO)
2896 continue;
2897 fr = c->frame_rate * 1000 / c->frame_rate_base;
2898 if(fr == 25000) {
2899 norm = 0;
2900 break;
2901 } else if((fr == 29970) || (fr == 23976)) {
2902 norm = 1;
2903 break;
2904 }
2905 }
2906 if(norm >= 0)
2907 break;
2908 }
2909 }
2910 }
2911 if(verbose && norm >= 0)
2912 printf("Assuming %s for target.\n", norm ? "NTSC" : "PAL");
2913 }
2914
2915 if(norm < 0) {
2916 fprintf(stderr, "Could not determine norm (PAL/NTSC) for target.\n");
2917 fprintf(stderr, "Please prefix target with \"pal-\" or \"ntsc-\",\n");
2918 fprintf(stderr, "or set a framerate with \"-r xxx\".\n");
2919 exit(1);
2920 }
2921
2922 if(!strcmp(arg, "vcd")) {
2923
2924 opt_video_codec("mpeg1video");
2925 opt_audio_codec("mp2");
2926 opt_format("vcd");
2927
2928 opt_frame_size(norm ? "352x240" : "352x288");
2929
2930 video_bit_rate = 1150000;
2931 video_rc_max_rate = 1150000;
2932 video_rc_min_rate = 1150000;
fb066639 2933 video_rc_buffer_size = 40*1024*8;
e0595741
VM		 2934
2935 audio_bit_rate = 224000;
2936 audio_sample_rate = 44100;
2937
2938 } else if(!strcmp(arg, "svcd")) {
2939
2940 opt_video_codec("mpeg2video");
2941 opt_audio_codec("mp2");
2942 opt_format("vcd");
2943
2944 opt_frame_size(norm ? "480x480" : "480x576");
2945 opt_gop_size(norm ? "18" : "15");
2946
2947 video_bit_rate = 2040000;
2948 video_rc_max_rate = 2516000;
55bbad6f 2949 video_rc_min_rate = 0; //1145000;
fb066639 2950 video_rc_buffer_size = 224*1024*8;
baaf3f46 2951 use_scan_offset = 1;
e0595741
VM		 2952
2953 audio_bit_rate = 224000;
2954 audio_sample_rate = 44100;
2955
2956 } else if(!strcmp(arg, "dvd")) {
2957
2958 opt_video_codec("mpeg2video");
2959 opt_audio_codec("ac3");
2960 opt_format("vob");
2961
2962 opt_frame_size(norm ? "720x480" : "720x576");
2963 opt_gop_size(norm ? "18" : "15");
2964
2965 video_bit_rate = 6000000;
2966 video_rc_max_rate = 9000000;
55bbad6f 2967 video_rc_min_rate = 0; //1500000;
fb066639 2968 video_rc_buffer_size = 224*1024*8;
e0595741
VM		 2969
2970 audio_bit_rate = 448000;
2971 audio_sample_rate = 48000;
2972
2973 } else {
2974 fprintf(stderr, "Unknown target: %s\n", arg);
2975 exit(1);
2976 }
2977}
2978
85f07f22 2979const OptionDef options[] = {
02d504a7
FB		 2980 /* main options */
2981 { "L", 0, {(void*)show_license}, "show license" },
bdc4796f
FB		 2982 { "h", 0, {(void*)show_help}, "show help" },
2983 { "formats", 0, {(void*)show_formats}, "show available formats, codecs, protocols, ..." },
2984 { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
817b23ff 2985 { "img", HAS_ARG, {(void*)opt_image_format}, "force image format", "img_fmt" },
bdc4796f
FB		 2986 { "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" },
2987 { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
2988 { "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file:stream" },
2989 { "t", HAS_ARG, {(void*)opt_recording_time}, "set the recording time", "duration" },
254abc2e 2990 { "ss", HAS_ARG, {(void*)opt_start_time}, "set the start time offset", "time_off" },
bdc4796f
FB		 2991 { "title", HAS_ARG | OPT_STRING, {(void*)&str_title}, "set the title", "string" },
2992 { "author", HAS_ARG | OPT_STRING, {(void*)&str_author}, "set the author", "string" },
2993 { "copyright", HAS_ARG | OPT_STRING, {(void*)&str_copyright}, "set the copyright", "string" },
2994 { "comment", HAS_ARG | OPT_STRING, {(void*)&str_comment}, "set the comment", "string" },
1d366fce 2995 { "debug", HAS_ARG | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" },
0c9bbaec 2996 { "vismv", HAS_ARG | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" },
bdc4796f 2997 { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark},
5727b222 2998 "add timings for benchmarking" },
254abc2e 2999 { "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump},
a0663ba4 3000 "dump each input packet" },
254abc2e
FB		 3001 { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump},
3002 "when dumping packets, also dump the payload" },
79fdaa4c 3003 { "bitexact", OPT_EXPERT, {(void*)opt_bitexact}, "only use bit exact algorithms (for codec testing)" },
b1b77fe9
FB		 3004 { "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" },
3005 { "loop", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "loop (current only works with images)" },
f068206e 3006 { "v", HAS_ARG, {(void*)opt_verbose}, "control amount of logging", "verbose" },
e0595741 3007 { "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\" or \"dvd\")", "type" },
02d504a7
FB		 3008
3009 /* video options */
3010 { "b", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate}, "set video bitrate (in kbit/s)", "bitrate" },
3011 { "r", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_rate}, "set frame rate (Hz value, fraction or abbreviation)", "rate" },
02d504a7
FB		 3012 { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" },
3013 { "aspect", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_aspect_ratio}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
3014 { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" },
3015 { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_top}, "set top crop band size (in pixels)", "size" },
3016 { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_bottom}, "set bottom crop band size (in pixels)", "size" },
3017 { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_left}, "set left crop band size (in pixels)", "size" },
3018 { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_right}, "set right crop band size (in pixels)", "size" },
3019 { "g", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_gop_size}, "set the group of picture size", "gop_size" },
3020 { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "use only intra frames"},
3021 { "vn", OPT_BOOL | OPT_VIDEO, {(void*)&video_disable}, "disable video" },
3022 { "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantiser scale (VBR)", "q" },
3023 { "qmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qmin}, "min video quantiser scale (VBR)", "q" },
3024 { "qmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qmax}, "max video quantiser scale (VBR)", "q" },
3025 { "mbqmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_qmin}, "min macroblock quantiser scale (VBR)", "q" },
3026 { "mbqmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_qmax}, "max macroblock quantiser scale (VBR)", "q" },
3027 { "qdiff", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qdiff}, "max difference between the quantiser scale (VBR)", "q" },
3028 { "qblur", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qblur}, "video quantiser scale blur (VBR)", "blur" },
3029 { "qcomp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qcomp}, "video quantiser scale compression (VBR)", "compression" },
3030 { "rc_init_cplx", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_rc_initial_cplx}, "initial complexity for 1-pass encoding", "complexity" },
3031 { "b_qfactor", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_b_qfactor}, "qp factor between p and b frames", "factor" },
3032 { "i_qfactor", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_i_qfactor}, "qp factor between p and i frames", "factor" },
3033 { "b_qoffset", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_b_qoffset}, "qp offset between p and b frames", "offset" },
3034 { "i_qoffset", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_i_qoffset}, "qp offset between p and i frames", "offset" },
303e50e6
MN		 3035 { "ibias", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_ibias}, "intra quant bias", "bias" },
3036 { "pbias", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_pbias}, "inter quant bias", "bias" },
02d504a7
FB		 3037// { "b_strategy", HAS_ARG | OPT_EXPERT, {(void*)opt_b_strategy}, "dynamic b frame selection strategy", "strategy" },
3038 { "rc_eq", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_eq}, "set rate control equation", "equation" },
d95ac2c5 3039 { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_override_string}, "rate control override for specific intervals", "override" },
02d504a7
FB		 3040 { "bt", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_tolerance}, "set video bitrate tolerance (in kbit/s)", "tolerance" },
3041 { "maxrate", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_max}, "set max video bitrate tolerance (in kbit/s)", "bitrate" },
3042 { "minrate", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_min}, "set min video bitrate tolerance (in kbit/s)", "bitrate" },
622348f9 3043 { "bufsize", HAS_ARG | OPT_VIDEO, {(void*)opt_video_buffer_size}, "set ratecontrol buffere size (in kByte)", "size" },
02d504a7
FB		 3044 { "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
3045 { "me", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_motion_estimation}, "set motion estimation method",
3046 "method" },
3047 { "dct_algo", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_dct_algo}, "set dct algo", "algo" },
3048 { "idct_algo", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_idct_algo}, "set idct algo", "algo" },
3049 { "er", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_error_resilience}, "set error resilience", "n" },
d95ac2c5 3050 { "ec", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_error_concealment}, "set error concealment", "bit_mask" },
f42eda74 3051 { "bf", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_b_frames}, "use 'frames' B frames", "frames" },
02d504a7
FB		 3052 { "hq", OPT_BOOL, {(void*)&mb_decision}, "activate high quality settings" },
3053 { "mbd", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_decision}, "macroblock decision", "mode" },
5d43635e 3054 { "mbcmp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_cmp}, "macroblock compare function", "cmp function" },
622348f9 3055 { "ildctcmp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_ildct_cmp}, "ildct compare function", "cmp function" },
5d43635e
MN		 3056 { "subcmp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_sub_cmp}, "subpel compare function", "cmp function" },
3057 { "cmp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_cmp}, "fullpel compare function", "cmp function" },
e56d417b 3058 { "4mv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_4mv}, "use four motion vector by macroblock (MPEG4)" },
8e2162f0 3059 { "obmc", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_obmc}, "use overlapped block motion compensation (h263+)" },
e56d417b 3060 { "part", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_part}, "use data partitioning (MPEG4)" },
02d504a7
FB		 3061 { "bug", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_workaround_bugs}, "workaround not auto detected encoder bugs", "param" },
3062 { "ps", HAS_ARG | OPT_EXPERT, {(void*)opt_packet_size}, "set packet size in bits", "size" },
7ebfc0ea 3063 { "error", HAS_ARG | OPT_EXPERT, {(void*)opt_error_rate}, "error rate", "rate" },
02d504a7
FB		 3064 { "strict", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_strict}, "how strictly to follow the standarts", "strictness" },
3065 { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quality},
3066 "use same video quality as source (implies VBR)" },
3067 { "pass", HAS_ARG | OPT_VIDEO, {(void*)&opt_pass}, "select the pass number (1 or 2)", "n" },
3068 { "passlogfile", HAS_ARG | OPT_STRING | OPT_VIDEO, {(void*)&pass_logfilename}, "select two pass log file name", "file" },
3069 { "deinterlace", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_deinterlace},
3070 "deinterlace pictures" },
bb198e19
MN		 3071 { "ildct", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_interlace_dct},
3072 "force interlaced dct support in encoder (MPEG2/MPEG4)" },
3073 { "ilme", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_interlace_me},
3074 "force interlacied me support in encoder MPEG2" },
02d504a7
FB		 3075 { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" },
3076 { "vstats", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_vstats}, "dump video coding statistics to file" },
3077 { "vhook", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)add_frame_hooker}, "insert video processing module", "module" },
02d504a7 3078 { "aic", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_aic}, "enable Advanced intra coding (h263+)" },
dba019da 3079 { "aiv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_aiv}, "enable Alternative inter vlc (h263+)" },
02d504a7 3080 { "umv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_umv}, "enable Unlimited Motion Vector (h263+)" },
bb198e19 3081 { "alt", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_alt_scan}, "enable alternate scantable (mpeg2)" },
c0baa56a 3082 { "trell", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_trell}, "enable trellis quantization" },
303e50e6 3083 { "cgop", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&closed_gop}, "closed gop" },
baaf3f46 3084 { "scan_offset", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_scan_offset}, "enable SVCD Scan Offset placeholder" },
84f608f4
VM		 3085 { "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_intra_matrix}, "specify intra matrix coeffs", "matrix" },
3086 { "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_inter_matrix}, "specify inter matrix coeffs", "matrix" },
bb198e19
MN		 3087 { "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_top_field_first}, "top=1/bottom=0/auto=-1 field first", "" },
3088 { "nr", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_noise_reduction}, "noise reduction", "" },
77ea0d4b 3089 { "qns", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qns}, "quantization noise shaping", "" },
303e50e6 3090 { "sc_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_sc_threshold}, "scene change threshold", "threshold" },
02d504a7
FB		 3091
3092 /* audio options */
3093 { "ab", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_bitrate}, "set audio bitrate (in kbit/s)", "bitrate", },
3094 { "ar", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_rate}, "set audio sampling rate (in Hz)", "rate" },
3095 { "ac", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_channels}, "set number of audio channels", "channels" },
3096 { "an", OPT_BOOL | OPT_AUDIO, {(void*)&audio_disable}, "disable audio" },
3097 { "acodec", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" },
3098
3099 /* grab options */
3100 { "vd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_device}, "set video grab device", "device" },
3101 { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "set video grab channel (DV1394 only)", "channel" },
3102 { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "set television standard (NTSC, PAL (SECAM))", "standard" },
3103 { "dv1394", OPT_EXPERT | OPT_GRAB, {(void*)opt_dv1394}, "set DV1394 grab", "" },
3104 { "ad", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_GRAB, {(void*)opt_audio_device}, "set audio device", "device" },
85f07f22
FB		 3105 { NULL, },
3106};
3107
02d504a7
FB		 3108static void show_banner(void)
3109{
3110 printf("ffmpeg version " FFMPEG_VERSION ", Copyright (c) 2000-2003 Fabrice Bellard\n");
3111}
3112
3113static void show_license(void)
3114{
3115 show_banner();
3116 printf(
3117 "This library is free software; you can redistribute it and/or\n"
3118 "modify it under the terms of the GNU Lesser General Public\n"
3119 "License as published by the Free Software Foundation; either\n"
3120 "version 2 of the License, or (at your option) any later version.\n"
3121 "\n"
3122 "This library is distributed in the hope that it will be useful,\n"
3123 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
3124 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
3125 "Lesser General Public License for more details.\n"
3126 "\n"
3127 "You should have received a copy of the GNU Lesser General Public\n"
3128 "License along with this library; if not, write to the Free Software\n"
3129 "Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\n"
3130 );
3131 exit(1);
3132}
3133
3134static void show_help(void)
01310af2 3135{
02d504a7 3136 show_banner();
01310af2
FB		 3137 printf("usage: ffmpeg [[options] -i input_file]... {[options] outfile}...\n"
3138 "Hyper fast Audio and Video encoder\n");
3139 printf("\n");
02d504a7
FB		 3140 show_help_options(options, "Main options:\n",
3141 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO, 0);
3142 show_help_options(options, "\nVideo options:\n",
3143 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3144 OPT_VIDEO);
3145 show_help_options(options, "\nAdvanced Video options:\n",
3146 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3147 OPT_VIDEO | OPT_EXPERT);
3148 show_help_options(options, "\nAudio options:\n",
3149 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3150 OPT_AUDIO);
3151 show_help_options(options, "\nAdvanced Audio options:\n",
3152 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3153 OPT_AUDIO | OPT_EXPERT);
3154 show_help_options(options, "\nAudio/Video grab options:\n",
3155 OPT_GRAB,
3156 OPT_GRAB);
3157 show_help_options(options, "\nAdvanced options:\n",
3158 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
3159 OPT_EXPERT);
01310af2
FB		 3160 exit(1);
3161}
3162
3163void parse_arg_file(const char *filename)
3164{
3165 opt_output_file(filename);
3166}
3167
85f07f22
FB		 3168int main(int argc, char **argv)
3169{
01310af2 3170 int i;
0c1a9eda 3171 int64_t ti;
63b15e55 3172
2c4ae653 3173 av_register_all();
85f07f22
FB		 3174
3175 if (argc <= 1)
3176 show_help();
a38469e1
FB		 3177
3178 /* parse options */
01310af2 3179 parse_options(argc, argv, options);
85f07f22 3180
01310af2
FB		 3181 /* file converter / grab */
3182 if (nb_output_files <= 0) {
3183 fprintf(stderr, "Must supply at least one output file\n");
3184 exit(1);
3185 }
3186
3187 if (nb_input_files == 0) {
3188 prepare_grab();
a38469e1
FB		 3189 }
3190
3191 ti = getutime();
3192 av_encode(output_files, nb_output_files, input_files, nb_input_files,
3193 stream_maps, nb_stream_maps);
3194 ti = getutime() - ti;
3195 if (do_benchmark) {
3196 printf("bench: utime=%0.3fs\n", ti / 1000000.0);
85f07f22
FB		 3197 }
3198
3199 /* close files */
3200 for(i=0;i<nb_output_files;i++) {
4fca59f2
ZK		 3201 /* maybe av_close_output_file ??? */
3202 AVFormatContext *s = output_files[i];
3203 int j;
3204 if (!(s->oformat->flags & AVFMT_NOFILE))
3205 url_fclose(&s->pb);
3206 for(j=0;j<s->nb_streams;j++)
3207 av_free(s->streams[j]);
3208 av_free(s);
85f07f22 3209 }
79fdaa4c
FB		 3210 for(i=0;i<nb_input_files;i++)
3211 av_close_input_file(input_files[i]);
85f07f22 3212
855ea723 3213 av_free_static();
db40a39a 3214
84f608f4
VM		 3215 if(intra_matrix)
3216 av_free(intra_matrix);
3217 if(inter_matrix)
3218 av_free(inter_matrix);
db40a39a 3219
e45a2872 3220#ifdef POWERPC_PERFORMANCE_REPORT
35e5fb06
RD		 3221 extern void powerpc_display_perf_report(void);
3222 powerpc_display_perf_report();
e45a2872 3223#endif /* POWERPC_PERFORMANCE_REPORT */
db40a39a 3224
9680a722
RP		 3225#ifndef CONFIG_WIN32
3226 if (received_sigterm) {
3227 fprintf(stderr,
3228 "Received signal %d: terminating.\n",
3229 (int) received_sigterm);
3230 exit (255);
3231 }
3232#endif
3233 exit(0); /* not all OS-es handle main() return value */
85f07f22
FB		 3234 return 0;
3235}
Libav master