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[libav.git] / ffmpeg.c
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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;
ac2830ec 90#if 0 //experimental, (can be removed)
3aa102be
MN		 91static float video_rc_qsquish=1.0;
92static float video_rc_qmod_amp=0;
93static int video_rc_qmod_freq=0;
ac2830ec 94#endif
3aa102be
MN		 95static char *video_rc_override_string=NULL;
96static char *video_rc_eq="tex^qComp";
97static int video_rc_buffer_size=0;
98static float video_rc_buffer_aggressivity=1.0;
99static int video_rc_max_rate=0;
100static int video_rc_min_rate=0;
101static float video_rc_initial_cplx=0;
102static float video_b_qfactor = 1.25;
103static float video_b_qoffset = 1.25;
b3a391e8 104static float video_i_qfactor = -0.8;
3aa102be 105static float video_i_qoffset = 0.0;
3bea5386 106static int me_method = ME_EPZS;
85f07f22
FB		 107static int video_disable = 0;
108static int video_codec_id = CODEC_ID_NONE;
109static int same_quality = 0;
bc6caae2 110static int b_frames = 0;
7d1c3fc1 111static int mb_decision = FF_MB_DECISION_SIMPLE;
29da453b 112static int use_4mv = 0;
21e59552
MN		 113static int use_aic = 0;
114static int use_umv = 0;
cfcf0ffd 115static int do_deinterlace = 0;
4d2858de
MN		 116static int workaround_bugs = FF_BUG_AUTODETECT;
117static int error_resilience = 2;
118static int error_concealment = 3;
463678ac 119static int dct_algo = 0;
2ad1516a 120static int idct_algo = 0;
1dbb6d90
MN		 121static int use_part = 0;
122static int packet_size = 0;
f560dd82 123static int strict = 0;
59b571c1 124static int debug = 0;
b1b77fe9 125extern int loop_input; /* currently a hack */
85f07f22
FB		 126
127static int gop_size = 12;
128static int intra_only = 0;
129static int audio_sample_rate = 44100;
130static int audio_bit_rate = 64000;
131static int audio_disable = 0;
132static int audio_channels = 1;
133static int audio_codec_id = CODEC_ID_NONE;
134
0c1a9eda 135static int64_t recording_time = 0;
85f07f22
FB		 136static int file_overwrite = 0;
137static char *str_title = NULL;
138static char *str_author = NULL;
139static char *str_copyright = NULL;
140static char *str_comment = NULL;
5727b222 141static int do_benchmark = 0;
a0663ba4 142static int do_hex_dump = 0;
43f1708f 143static int do_psnr = 0;
ce7c56c2 144static int do_vstats = 0;
5abdb4b1 145static int do_pass = 0;
b0368839 146static int bitexact = 0;
5abdb4b1 147static char *pass_logfilename = NULL;
1629626f
FB		 148static int audio_stream_copy = 0;
149static int video_stream_copy = 0;
5abdb4b1 150
bdfcbbed
MK		 151static int rate_emu = 0;
152
8aa3ee32 153static char *video_grab_format = "video4linux";
79a7c268 154static char *video_device = NULL;
a5df11ab 155static int video_channel = 0;
e3ee3283 156static char *video_standard = "ntsc";
79a7c268 157
8aa3ee32 158static char *audio_grab_format = "audio_device";
79a7c268 159static char *audio_device = NULL;
8aa3ee32 160
d9a916e2 161static int using_stdin = 0;
bee0d9e5 162static int using_vhook = 0;
f068206e 163static int verbose = 1;
d9a916e2 164
5abdb4b1 165#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22
FB		 166
167typedef struct AVOutputStream {
168 int file_index; /* file index */
169 int index; /* stream index in the output file */
170 int source_index; /* AVInputStream index */
171 AVStream *st; /* stream in the output file */
ec5517d5
FB		 172 int encoding_needed; /* true if encoding needed for this stream */
173 int frame_number;
174 /* input pts and corresponding output pts
175 for A/V sync */
176 double sync_ipts;
c11ef252 177 double sync_ipts_offset;
0c1a9eda 178 int64_t sync_opts;
85f07f22 179 /* video only */
34b10a57
D		 180 int video_resample; /* video_resample and video_crop are mutually exclusive */
181 AVPicture pict_tmp; /* temporary image for resampling */
85f07f22 182 ImgReSampleContext *img_resample_ctx; /* for image resampling */
34b10a57
D		 183
184 int video_crop; /* video_resample and video_crop are mutually exclusive */
185 int topBand; /* cropping area sizes */
186 int leftBand;
85f07f22
FB		 187
188 /* audio only */
189 int audio_resample;
190 ReSampleContext *resample; /* for audio resampling */
191 FifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 192 FILE *logfile;
85f07f22
FB		 193} AVOutputStream;
194
195typedef struct AVInputStream {
196 int file_index;
197 int index;
198 AVStream *st;
199 int discard; /* true if stream data should be discarded */
200 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 201 int64_t sample_index; /* current sample */
ec5517d5 202 int frame_decoded; /* true if a video or audio frame has been decoded */
bdfcbbed
MK		 203
204 int64_t start; /* time when read started */
205 unsigned long frame; /* current frame */
e7d0374f
RS		 206 AVFrac next_pts; /* synthetic pts for cases where pkt.pts == 0 */
207 int64_t pts; /* current pts */
85f07f22
FB		 208} AVInputStream;
209
210typedef struct AVInputFile {
211 int eof_reached; /* true if eof reached */
212 int ist_index; /* index of first stream in ist_table */
213 int buffer_size; /* current total buffer size */
214 int buffer_size_max; /* buffer size at which we consider we can stop
215 buffering */
79fdaa4c 216 int nb_streams; /* nb streams we are aware of */
85f07f22
FB		 217} AVInputFile;
218
bdc4796f
FB		 219#ifndef CONFIG_WIN32
220
85f07f22
FB		 221/* init terminal so that we can grab keys */
222static struct termios oldtty;
223
224static void term_exit(void)
225{
226 tcsetattr (0, TCSANOW, &oldtty);
227}
228
9680a722
RP		 229static volatile sig_atomic_t received_sigterm = 0;
230
231static void
232sigterm_handler(int sig)
233{
234 received_sigterm = sig;
235 term_exit();
236}
237
85f07f22
FB		 238static void term_init(void)
239{
240 struct termios tty;
241
242 tcgetattr (0, &tty);
243 oldtty = tty;
244
245 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
246 |INLCR|IGNCR|ICRNL|IXON);
247 tty.c_oflag |= OPOST;
248 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
249 tty.c_cflag &= ~(CSIZE|PARENB);
250 tty.c_cflag |= CS8;
251 tty.c_cc[VMIN] = 1;
252 tty.c_cc[VTIME] = 0;
253
254 tcsetattr (0, TCSANOW, &tty);
255
9680a722
RP		 256 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
257 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
258 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
259 /*
260 register a function to be called at normal program termination
261 */
85f07f22 262 atexit(term_exit);
9ddd71fc
FR		 263#ifdef CONFIG_BEOS_NETSERVER
264 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
265#endif
85f07f22
FB		 266}
267
268/* read a key without blocking */
269static int read_key(void)
270{
9ddd71fc 271 int n = 1;
85f07f22 272 unsigned char ch;
9ddd71fc
FR		 273#ifndef CONFIG_BEOS_NETSERVER
274 struct timeval tv;
85f07f22
FB		 275 fd_set rfds;
276
277 FD_ZERO(&rfds);
278 FD_SET(0, &rfds);
279 tv.tv_sec = 0;
280 tv.tv_usec = 0;
281 n = select(1, &rfds, NULL, NULL, &tv);
9ddd71fc 282#endif
85f07f22 283 if (n > 0) {
cb09b2ed
PG		 284 n = read(0, &ch, 1);
285 if (n == 1)
85f07f22 286 return ch;
cb09b2ed
PG		 287
288 return n;
85f07f22
FB		 289 }
290 return -1;
291}
292
a38469e1 293#else
85f07f22 294
bee0d9e5
CY		 295static volatile int received_sigterm = 0;
296
a38469e1
FB		 297/* no interactive support */
298static void term_exit(void)
85f07f22 299{
a38469e1 300}
85f07f22 301
a38469e1
FB		 302static void term_init(void)
303{
304}
85f07f22 305
a38469e1
FB		 306static int read_key(void)
307{
cb09b2ed 308 return 0;
85f07f22
FB		 309}
310
a38469e1 311#endif
bdc4796f 312
b29f97d1 313static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 314{
79fdaa4c 315 int i, err;
85f07f22
FB		 316 AVFormatContext *ic;
317
79fdaa4c
FB		 318 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
319 if (err < 0)
320 return err;
85f07f22
FB		 321 /* copy stream format */
322 s->nb_streams = ic->nb_streams;
323 for(i=0;i<ic->nb_streams;i++) {
324 AVStream *st;
1e491e29 325
e1031171 326 st = av_mallocz(sizeof(AVStream));
85f07f22
FB		 327 memcpy(st, ic->streams[i], sizeof(AVStream));
328 s->streams[i] = st;
329 }
330
331 av_close_input_file(ic);
332 return 0;
333}
334
817b23ff 335#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22
FB		 336
337static void do_audio_out(AVFormatContext *s,
338 AVOutputStream *ost,
339 AVInputStream *ist,
340 unsigned char *buf, int size)
341{
0c1a9eda 342 uint8_t *buftmp;
d66c7abc
SC		 343 static uint8_t *audio_buf = NULL;
344 static uint8_t *audio_out = NULL;
558eae03 345 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 346
85f07f22
FB		 347 int size_out, frame_bytes, ret;
348 AVCodecContext *enc;
349
d66c7abc
SC		 350 /* SC: dynamic allocation of buffers */
351 if (!audio_buf)
352 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
353 if (!audio_out)
558eae03 354 audio_out = av_malloc(audio_out_size);
d66c7abc
SC		 355 if (!audio_buf || !audio_out)
356 return; /* Should signal an error ! */
357
358
85f07f22
FB		 359 enc = &ost->st->codec;
360
361 if (ost->audio_resample) {
362 buftmp = audio_buf;
363 size_out = audio_resample(ost->resample,
364 (short *)buftmp, (short *)buf,
365 size / (ist->st->codec.channels * 2));
366 size_out = size_out * enc->channels * 2;
367 } else {
368 buftmp = buf;
369 size_out = size;
370 }
371
372 /* now encode as many frames as possible */
a0663ba4 373 if (enc->frame_size > 1) {
85f07f22
FB		 374 /* output resampled raw samples */
375 fifo_write(&ost->fifo, buftmp, size_out,
376 &ost->fifo.wptr);
377
378 frame_bytes = enc->frame_size * 2 * enc->channels;
379
380 while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
381 &ost->fifo.rptr) == 0) {
558eae03 382 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 383 (short *)audio_buf);
ec5517d5 384 av_write_frame(s, ost->index, audio_out, ret);
85f07f22
FB		 385 }
386 } else {
a0663ba4
FB		 387 /* output a pcm frame */
388 /* XXX: change encoding codec API to avoid this ? */
389 switch(enc->codec->id) {
390 case CODEC_ID_PCM_S16LE:
391 case CODEC_ID_PCM_S16BE:
392 case CODEC_ID_PCM_U16LE:
393 case CODEC_ID_PCM_U16BE:
394 break;
395 default:
396 size_out = size_out >> 1;
397 break;
398 }
399 ret = avcodec_encode_audio(enc, audio_out, size_out,
ff29712a 400 (short *)buftmp);
ec5517d5 401 av_write_frame(s, ost->index, audio_out, ret);
85f07f22
FB		 402 }
403}
404
10d104e4
PG		 405static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
406{
407 AVCodecContext *dec;
408 AVPicture *picture2;
409 AVPicture picture_tmp;
0c1a9eda 410 uint8_t *buf = 0;
10d104e4
PG		 411
412 dec = &ist->st->codec;
413
414 /* deinterlace : must be done before any resize */
bee0d9e5 415 if (do_deinterlace || using_vhook) {
10d104e4
PG		 416 int size;
417
418 /* create temporary picture */
419 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
420 buf = av_malloc(size);
421 if (!buf)
422 return;
423
424 picture2 = &picture_tmp;
425 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
426
dafc3856
MN		 427 if (do_deinterlace){
428 if(avpicture_deinterlace(picture2, picture,
429 dec->pix_fmt, dec->width, dec->height) < 0) {
430 /* if error, do not deinterlace */
431 av_free(buf);
432 buf = NULL;
433 picture2 = picture;
434 }
435 } else {
bee0d9e5
CY		 436 if (img_convert(picture2, dec->pix_fmt, picture,
437 dec->pix_fmt, dec->width, dec->height) < 0) {
438 /* if error, do not copy */
439 av_free(buf);
440 buf = NULL;
441 picture2 = picture;
442 }
443 }
10d104e4
PG		 444 } else {
445 picture2 = picture;
446 }
447
448 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height);
449
450 if (picture != picture2)
451 *picture = *picture2;
452 *bufp = buf;
453}
454
ec5517d5
FB		 455/* we begin to correct av delay at this threshold */
456#define AV_DELAY_MAX 0.100
85f07f22
FB		 457
458static void do_video_out(AVFormatContext *s,
459 AVOutputStream *ost,
460 AVInputStream *ist,
34b10a57 461 AVPicture *in_picture,
ec5517d5 462 int *frame_size, AVOutputStream *audio_sync)
85f07f22 463{
ec5517d5 464 int nb_frames, i, ret;
34b10a57
D		 465 AVPicture *final_picture, *formatted_picture;
466 AVPicture picture_format_temp, picture_crop_temp;
0c1a9eda
ZK		 467 static uint8_t *video_buffer;
468 uint8_t *buf = NULL, *buf1 = NULL;
cfcf0ffd 469 AVCodecContext *enc, *dec;
a686caf0 470 enum PixelFormat target_pixfmt;
85f07f22 471
33a1f1a3 472#define VIDEO_BUFFER_SIZE (1024*1024)
33a1f1a3 473
85f07f22 474 enc = &ost->st->codec;
cfcf0ffd 475 dec = &ist->st->codec;
85f07f22 476
ec5517d5
FB		 477 /* by default, we output a single frame */
478 nb_frames = 1;
479
204c0f48
PG		 480 *frame_size = 0;
481
ec5517d5
FB		 482 /* NOTE: the A/V sync is always done by considering the audio is
483 the master clock. It is suffisant for transcoding or playing,
484 but not for the general case */
485 if (audio_sync) {
486 /* compute the A-V delay and duplicate/remove frames if needed */
e7d0374f
RS		 487 double adelta, vdelta, av_delay;
488
489 adelta = audio_sync->sync_ipts - ((double)audio_sync->sync_opts *
490 s->pts_num / s->pts_den);
491
492 vdelta = ost->sync_ipts - ((double)ost->sync_opts *
493 s->pts_num / s->pts_den);
494
495 av_delay = adelta - vdelta;
496 // printf("delay=%f\n", av_delay);
497 if (av_delay < -AV_DELAY_MAX)
498 nb_frames = 2;
499 else if (av_delay > AV_DELAY_MAX)
500 nb_frames = 0;
10d104e4
PG		 501 } else {
502 double vdelta;
503
e7d0374f
RS		 504 vdelta = (double)(ost->st->pts.val) * s->pts_num / s->pts_den - (ost->sync_ipts - ost->sync_ipts_offset);
505 if (vdelta < 100 && vdelta > -100 && ost->sync_ipts_offset) {
506 if (vdelta < -AV_DELAY_MAX)
507 nb_frames = 2;
508 else if (vdelta > AV_DELAY_MAX)
509 nb_frames = 0;
510 } else {
511 ost->sync_ipts_offset -= vdelta;
512 if (!ost->sync_ipts_offset)
513 ost->sync_ipts_offset = 0.000001; /* one microsecond */
10d104e4 514 }
ec5517d5 515 }
445f1b83
RS		 516
517#if defined(AVSYNC_DEBUG)
518 static char *action[] = { "drop frame", "copy frame", "dup frame" };
519 if (audio_sync)
520 fprintf(stderr, "Input APTS %12.6f, output APTS %12.6f, ",
521 (double) audio_sync->sync_ipts,
522 (double) audio_sync->st->pts.val * s->pts_num / s->pts_den);
523 fprintf(stderr, "Input VPTS %12.6f, output VPTS %12.6f: %s\n",
524 (double) ost->sync_ipts,
525 (double) ost->st->pts.val * s->pts_num / s->pts_den,
526 action[nb_frames]);
527#endif
528
ec5517d5 529 if (nb_frames <= 0)
85f07f22 530 return;
ce7c56c2 531
cb09b2ed 532 if (!video_buffer)
ec5517d5
FB		 533 video_buffer = av_malloc(VIDEO_BUFFER_SIZE);
534 if (!video_buffer)
535 return;
c04643a2 536
cfcf0ffd 537 /* convert pixel format if needed */
a686caf0
RS		 538 target_pixfmt = ost->video_resample ? PIX_FMT_YUV420P : enc->pix_fmt;
539 if (dec->pix_fmt != target_pixfmt) {
cfcf0ffd
FB		 540 int size;
541
542 /* create temporary picture */
39518b49 543 size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
0f1578af 544 buf = av_malloc(size);
cfcf0ffd
FB		 545 if (!buf)
546 return;
34b10a57 547 formatted_picture = &picture_format_temp;
39518b49 548 avpicture_fill(formatted_picture, buf, target_pixfmt, dec->width, dec->height);
cfcf0ffd 549
a686caf0 550 if (img_convert(formatted_picture, target_pixfmt,
34b10a57 551 in_picture, dec->pix_fmt,
cfcf0ffd
FB		 552 dec->width, dec->height) < 0) {
553 fprintf(stderr, "pixel format conversion not handled\n");
554 goto the_end;
555 }
556 } else {
34b10a57 557 formatted_picture = in_picture;
cfcf0ffd
FB		 558 }
559
560 /* XXX: resampling could be done before raw format convertion in
561 some cases to go faster */
562 /* XXX: only works for YUV420P */
85f07f22 563 if (ost->video_resample) {
34b10a57
D		 564 final_picture = &ost->pict_tmp;
565 img_resample(ost->img_resample_ctx, final_picture, formatted_picture);
a686caf0
RS		 566 if (enc->pix_fmt != PIX_FMT_YUV420P) {
567 int size;
568
569 av_free(buf);
570 /* create temporary picture */
571 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
572 buf = av_malloc(size);
573 if (!buf)
574 return;
575 final_picture = &picture_format_temp;
576 avpicture_fill(final_picture, buf, enc->pix_fmt, enc->width, enc->height);
577
578 if (img_convert(final_picture, enc->pix_fmt,
579 &ost->pict_tmp, PIX_FMT_YUV420P,
580 enc->width, enc->height) < 0) {
581 fprintf(stderr, "pixel format conversion not handled\n");
582 goto the_end;
583 }
584 }
34b10a57
D		 585 } else if (ost->video_crop) {
586 picture_crop_temp.data[0] = formatted_picture->data[0] +
587 (ost->topBand * formatted_picture->linesize[0]) + ost->leftBand;
588
589 picture_crop_temp.data[1] = formatted_picture->data[1] +
590 ((ost->topBand >> 1) * formatted_picture->linesize[1]) +
591 (ost->leftBand >> 1);
592
593 picture_crop_temp.data[2] = formatted_picture->data[2] +
594 ((ost->topBand >> 1) * formatted_picture->linesize[2]) +
595 (ost->leftBand >> 1);
596
597 picture_crop_temp.linesize[0] = formatted_picture->linesize[0];
598 picture_crop_temp.linesize[1] = formatted_picture->linesize[1];
599 picture_crop_temp.linesize[2] = formatted_picture->linesize[2];
600 final_picture = &picture_crop_temp;
85f07f22 601 } else {
34b10a57 602 final_picture = formatted_picture;
85f07f22 603 }
85f07f22
FB		 604 /* duplicates frame if needed */
605 /* XXX: pb because no interleaving */
ec5517d5 606 for(i=0;i<nb_frames;i++) {
e8750b00
FR		 607 if (s->oformat->flags & AVFMT_RAWPICTURE) {
608 /* raw pictures are written as AVPicture structure to
609 avoid any copies. We support temorarily the older
610 method. */
2744ca9a
RS		 611 AVFrame* old_frame = enc->coded_frame;
612 enc->coded_frame = dec->coded_frame;
e8750b00
FR		 613 av_write_frame(s, ost->index,
614 (uint8_t *)final_picture, sizeof(AVPicture));
2744ca9a 615 enc->coded_frame = old_frame;
e8750b00 616 } else {
492cd3a9 617 AVFrame big_picture;
1e491e29 618
492cd3a9 619 memset(&big_picture, 0, sizeof(AVFrame));
34b10a57 620 *(AVPicture*)&big_picture= *final_picture;
1e491e29 621
85f07f22
FB		 622 /* handles sameq here. This is not correct because it may
623 not be a global option */
624 if (same_quality) {
1e491e29
MN		 625 big_picture.quality = ist->st->quality;
626 }else
627 big_picture.quality = ost->st->quality;
6dc96cb0 628
cfcf0ffd 629 ret = avcodec_encode_video(enc,
33a1f1a3 630 video_buffer, VIDEO_BUFFER_SIZE,
1e491e29 631 &big_picture);
44429457 632 //enc->frame_number = enc->real_pict_num;
ec5517d5 633 av_write_frame(s, ost->index, video_buffer, ret);
ce7c56c2 634 *frame_size = ret;
a5dc85ef 635 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
44429457 636 // enc->frame_number-1, enc->real_pict_num, ret,
a5dc85ef 637 // enc->pict_type);
5abdb4b1
FB		 638 /* if two pass, output log */
639 if (ost->logfile && enc->stats_out) {
640 fprintf(ost->logfile, "%s", enc->stats_out);
641 }
85f07f22 642 }
ec5517d5 643 ost->frame_number++;
85f07f22 644 }
ec5517d5 645 the_end:
0f1578af
FB		 646 av_free(buf);
647 av_free(buf1);
85f07f22
FB		 648}
649
140cb663
MN		 650static double psnr(double d){
651 if(d==0) return INFINITY;
b29f97d1 652 return -10.0*log(d)/log(10.0);
140cb663
MN		 653}
654
ec5517d5
FB		 655static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
656 int frame_size)
ce7c56c2
J		 657{
658 static FILE *fvstats=NULL;
0c1a9eda 659 static int64_t total_size = 0;
ce7c56c2 660 char filename[40];
bf5af568
FB		 661 time_t today2;
662 struct tm *today;
ce7c56c2
J		 663 AVCodecContext *enc;
664 int frame_number;
0c1a9eda 665 int64_t ti;
ce7c56c2
J		 666 double ti1, bitrate, avg_bitrate;
667
668 if (!fvstats) {
669 today2 = time(NULL);
670 today = localtime(&today2);
671 sprintf(filename, "vstats_%02d%02d%02d.log", today->tm_hour,
672 today->tm_min,
673 today->tm_sec);
674 fvstats = fopen(filename,"w");
675 if (!fvstats) {
676 perror("fopen");
677 exit(1);
678 }
679 }
680
681 ti = MAXINT64;
682 enc = &ost->st->codec;
683 total_size += frame_size;
684 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 685 frame_number = ost->frame_number;
158c7f05 686 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 687 if (enc->flags&CODEC_FLAG_PSNR)
492cd3a9 688 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
ce7c56c2
J		 689
690 fprintf(fvstats,"f_size= %6d ", frame_size);
ec5517d5
FB		 691 /* compute pts value */
692 ti1 = (double)ost->st->pts.val * os->pts_num / os->pts_den;
ce7c56c2
J		 693 if (ti1 < 0.01)
694 ti1 = 0.01;
695
14bea432 696 bitrate = (double)(frame_size * 8) * enc->frame_rate / enc->frame_rate_base / 1000.0;
ce7c56c2
J		 697 avg_bitrate = (double)(total_size * 8) / ti1 / 1000.0;
698 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
699 (double)total_size / 1024, ti1, bitrate, avg_bitrate);
3db320ea 700 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 701 }
ec5517d5
FB		 702}
703
b29f97d1
ZK		 704static void print_report(AVFormatContext **output_files,
705 AVOutputStream **ost_table, int nb_ostreams,
706 int is_last_report)
ec5517d5
FB		 707{
708 char buf[1024];
709 AVOutputStream *ost;
710 AVFormatContext *oc, *os;
0c1a9eda 711 int64_t total_size;
ec5517d5
FB		 712 AVCodecContext *enc;
713 int frame_number, vid, i;
714 double bitrate, ti1, pts;
0c1a9eda 715 static int64_t last_time = -1;
ec5517d5
FB		 716
717 if (!is_last_report) {
0c1a9eda 718 int64_t cur_time;
ec5517d5
FB		 719 /* display the report every 0.5 seconds */
720 cur_time = av_gettime();
721 if (last_time == -1) {
722 last_time = cur_time;
723 return;
724 }
725 if ((cur_time - last_time) < 500000)
726 return;
727 last_time = cur_time;
728 }
729
ce7c56c2 730
ec5517d5
FB		 731 oc = output_files[0];
732
733 total_size = url_ftell(&oc->pb);
734
735 buf[0] = '\0';
736 ti1 = 1e10;
737 vid = 0;
738 for(i=0;i<nb_ostreams;i++) {
739 ost = ost_table[i];
740 os = output_files[ost->file_index];
741 enc = &ost->st->codec;
10d104e4 742 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
1e491e29 743 sprintf(buf + strlen(buf), "q=%2.1f ",
158c7f05 744 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
10d104e4 745 }
ec5517d5
FB		 746 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
747 frame_number = ost->frame_number;
1e491e29 748 sprintf(buf + strlen(buf), "frame=%5d q=%2.1f ",
158c7f05 749 frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
140cb663 750 if (enc->flags&CODEC_FLAG_PSNR)
492cd3a9 751 sprintf(buf + strlen(buf), "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
ec5517d5
FB		 752 vid = 1;
753 }
754 /* compute min output value */
755 pts = (double)ost->st->pts.val * os->pts_num / os->pts_den;
5d9827bc 756 if ((pts < ti1) && (pts > 0))
ec5517d5
FB		 757 ti1 = pts;
758 }
759 if (ti1 < 0.01)
760 ti1 = 0.01;
ec5517d5 761
f068206e
BE		 762 if (verbose || is_last_report) {
763 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
764
765 sprintf(buf + strlen(buf),
ec5517d5
FB		 766 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
767 (double)total_size / 1024, ti1, bitrate);
f068206e
BE		 768
769 fprintf(stderr, "%s \r", buf);
ec5517d5
FB		 770 fflush(stderr);
771 }
f068206e
BE		 772
773 if (is_last_report)
774 fprintf(stderr, "\n");
ce7c56c2
J		 775}
776
85f07f22
FB		 777/*
778 * The following code is the main loop of the file converter
779 */
780static int av_encode(AVFormatContext **output_files,
781 int nb_output_files,
782 AVFormatContext **input_files,
783 int nb_input_files,
784 AVStreamMap *stream_maps, int nb_stream_maps)
785{
445f1b83 786 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB		 787 AVFormatContext *is, *os;
788 AVCodecContext *codec, *icodec;
789 AVOutputStream *ost, **ost_table = NULL;
790 AVInputStream *ist, **ist_table = NULL;
bdc4796f 791 AVInputFile *file_table;
51bd4565 792 AVFormatContext *stream_no_data;
cb09b2ed 793 int key;
bdc4796f 794
51bd4565 795 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB		 796 if (!file_table)
797 goto fail;
85f07f22 798
85f07f22
FB		 799 /* input stream init */
800 j = 0;
801 for(i=0;i<nb_input_files;i++) {
802 is = input_files[i];
803 file_table[i].ist_index = j;
79fdaa4c 804 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB		 805 j += is->nb_streams;
806 }
807 nb_istreams = j;
808
809 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
810 if (!ist_table)
bdc4796f 811 goto fail;
85f07f22
FB		 812
813 for(i=0;i<nb_istreams;i++) {
814 ist = av_mallocz(sizeof(AVInputStream));
815 if (!ist)
816 goto fail;
817 ist_table[i] = ist;
818 }
819 j = 0;
820 for(i=0;i<nb_input_files;i++) {
821 is = input_files[i];
822 for(k=0;k<is->nb_streams;k++) {
823 ist = ist_table[j++];
824 ist->st = is->streams[k];
825 ist->file_index = i;
826 ist->index = k;
827 ist->discard = 1; /* the stream is discarded by default
828 (changed later) */
bdfcbbed
MK		 829
830 if (ist->st->codec.rate_emu) {
831 ist->start = av_gettime();
832 ist->frame = 0;
833 }
85f07f22
FB		 834 }
835 }
836
837 /* output stream init */
838 nb_ostreams = 0;
839 for(i=0;i<nb_output_files;i++) {
840 os = output_files[i];
841 nb_ostreams += os->nb_streams;
842 }
843 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
844 fprintf(stderr, "Number of stream maps must match number of output streams\n");
845 exit(1);
846 }
847
bd073980
BF		 848 /* Sanity check the mapping args -- do the input files & streams exist? */
849 for(i=0;i<nb_stream_maps;i++) {
850 int fi = stream_maps[i].file_index;
851 int si = stream_maps[i].stream_index;
852
853 if (fi < 0 || fi > nb_input_files - 1 ||
854 si < 0 || si > file_table[fi].nb_streams - 1) {
855 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
856 exit(1);
857 }
858 }
859
85f07f22
FB		 860 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
861 if (!ost_table)
862 goto fail;
863 for(i=0;i<nb_ostreams;i++) {
864 ost = av_mallocz(sizeof(AVOutputStream));
865 if (!ost)
866 goto fail;
867 ost_table[i] = ost;
868 }
869
870 n = 0;
871 for(k=0;k<nb_output_files;k++) {
872 os = output_files[k];
873 for(i=0;i<os->nb_streams;i++) {
874 int found;
875 ost = ost_table[n++];
876 ost->file_index = k;
877 ost->index = i;
878 ost->st = os->streams[i];
879 if (nb_stream_maps > 0) {
880 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
881 stream_maps[n-1].stream_index;
bd073980
BF		 882
883 /* Sanity check that the stream types match */
884 if (ist_table[ost->source_index]->st->codec.codec_type != ost->st->codec.codec_type) {
885 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
886 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
887 ost->file_index, ost->index);
888 exit(1);
889 }
890
85f07f22
FB		 891 } else {
892 /* get corresponding input stream index : we select the first one with the right type */
893 found = 0;
894 for(j=0;j<nb_istreams;j++) {
895 ist = ist_table[j];
896 if (ist->discard &&
897 ist->st->codec.codec_type == ost->st->codec.codec_type) {
898 ost->source_index = j;
899 found = 1;
900 }
901 }
902
903 if (!found) {
904 /* try again and reuse existing stream */
905 for(j=0;j<nb_istreams;j++) {
906 ist = ist_table[j];
907 if (ist->st->codec.codec_type == ost->st->codec.codec_type) {
908 ost->source_index = j;
909 found = 1;
910 }
911 }
912 if (!found) {
913 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
914 ost->file_index, ost->index);
915 exit(1);
916 }
917 }
918 }
919 ist = ist_table[ost->source_index];
920 ist->discard = 0;
921 }
922 }
923
85f07f22
FB		 924 /* for each output stream, we compute the right encoding parameters */
925 for(i=0;i<nb_ostreams;i++) {
926 ost = ost_table[i];
927 ist = ist_table[ost->source_index];
928
929 codec = &ost->st->codec;
930 icodec = &ist->st->codec;
931
1629626f
FB		 932 if (ost->st->stream_copy) {
933 /* if stream_copy is selected, no need to decode or encode */
934 codec->codec_id = icodec->codec_id;
935 codec->codec_type = icodec->codec_type;
936 codec->codec_tag = icodec->codec_tag;
937 codec->bit_rate = icodec->bit_rate;
938 switch(codec->codec_type) {
939 case CODEC_TYPE_AUDIO:
940 codec->sample_rate = icodec->sample_rate;
941 codec->channels = icodec->channels;
942 break;
943 case CODEC_TYPE_VIDEO:
944 codec->frame_rate = icodec->frame_rate;
14bea432 945 codec->frame_rate_base = icodec->frame_rate_base;
1629626f
FB		 946 codec->width = icodec->width;
947 codec->height = icodec->height;
948 break;
949 default:
950 av_abort();
951 }
952 } else {
953 switch(codec->codec_type) {
954 case CODEC_TYPE_AUDIO:
85f07f22
FB		 955 if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
956 goto fail;
1629626f 957
85f07f22
FB		 958 if (codec->channels == icodec->channels &&
959 codec->sample_rate == icodec->sample_rate) {
960 ost->audio_resample = 0;
961 } else {
e0d2714a
J		 962 if (codec->channels != icodec->channels &&
963 icodec->codec_id == CODEC_ID_AC3) {
964 /* Special case for 5:1 AC3 input */
965 /* and mono or stereo output */
6dc96cb0
J		 966 /* Request specific number of channels */
967 icodec->channels = codec->channels;
968 if (codec->sample_rate == icodec->sample_rate)
969 ost->audio_resample = 0;
970 else {
971 ost->audio_resample = 1;
972 ost->resample = audio_resample_init(codec->channels, icodec->channels,
973 codec->sample_rate,
974 icodec->sample_rate);
743739d2
MN		 975 if(!ost->resample)
976 {
977 printf("Can't resample. Aborting.\n");
978 av_abort();
979 }
6dc96cb0 980 }
e0d2714a
J		 981 /* Request specific number of channels */
982 icodec->channels = codec->channels;
983 } else {
984 ost->audio_resample = 1;
985 ost->resample = audio_resample_init(codec->channels, icodec->channels,
85f07f22
FB		 986 codec->sample_rate,
987 icodec->sample_rate);
743739d2
MN		 988 if(!ost->resample)
989 {
990 printf("Can't resample. Aborting.\n");
991 av_abort();
992 }
e0d2714a 993 }
85f07f22
FB		 994 }
995 ist->decoding_needed = 1;
996 ost->encoding_needed = 1;
1629626f
FB		 997 break;
998 case CODEC_TYPE_VIDEO:
85f07f22 999 if (codec->width == icodec->width &&
34b10a57
D		 1000 codec->height == icodec->height &&
1001 frame_topBand == 0 &&
1002 frame_bottomBand == 0 &&
1003 frame_leftBand == 0 &&
1004 frame_rightBand == 0)
1005 {
1006 ost->video_resample = 0;
1007 ost->video_crop = 0;
1008 } else if ((codec->width == icodec->width -
1009 (frame_leftBand + frame_rightBand)) &&
1010 (codec->height == icodec->height -
1011 (frame_topBand + frame_bottomBand)))
1012 {
85f07f22 1013 ost->video_resample = 0;
34b10a57
D		 1014 ost->video_crop = 1;
1015 ost->topBand = frame_topBand;
1016 ost->leftBand = frame_leftBand;
85f07f22 1017 } else {
0c1a9eda 1018 uint8_t *buf;
85f07f22 1019 ost->video_resample = 1;
34b10a57 1020 ost->video_crop = 0; // cropping is handled as part of resample
0f1578af 1021 buf = av_malloc((codec->width * codec->height * 3) / 2);
85f07f22
FB		 1022 if (!buf)
1023 goto fail;
1024 ost->pict_tmp.data[0] = buf;
1025 ost->pict_tmp.data[1] = ost->pict_tmp.data[0] + (codec->width * codec->height);
1026 ost->pict_tmp.data[2] = ost->pict_tmp.data[1] + (codec->width * codec->height) / 4;
1027 ost->pict_tmp.linesize[0] = codec->width;
1028 ost->pict_tmp.linesize[1] = codec->width / 2;
1029 ost->pict_tmp.linesize[2] = codec->width / 2;
1030
ab6d194a 1031 ost->img_resample_ctx = img_resample_full_init(
85f07f22 1032 ost->st->codec.width, ost->st->codec.height,
ab6d194a
MN		 1033 ist->st->codec.width, ist->st->codec.height,
1034 frame_topBand, frame_bottomBand,
1035 frame_leftBand, frame_rightBand);
85f07f22
FB		 1036 }
1037 ost->encoding_needed = 1;
1038 ist->decoding_needed = 1;
1629626f
FB		 1039 break;
1040 default:
1041 av_abort();
85f07f22 1042 }
1629626f
FB		 1043 /* two pass mode */
1044 if (ost->encoding_needed &&
1045 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1046 char logfilename[1024];
1047 FILE *f;
1048 int size;
1049 char *logbuffer;
1050
1051 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1052 pass_logfilename ?
1053 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1054 if (codec->flags & CODEC_FLAG_PASS1) {
1055 f = fopen(logfilename, "w");
1056 if (!f) {
1057 perror(logfilename);
1058 exit(1);
1059 }
1060 ost->logfile = f;
1061 } else {
1062 /* read the log file */
1063 f = fopen(logfilename, "r");
1064 if (!f) {
1065 perror(logfilename);
1066 exit(1);
1067 }
1068 fseek(f, 0, SEEK_END);
1069 size = ftell(f);
1070 fseek(f, 0, SEEK_SET);
1071 logbuffer = av_malloc(size + 1);
1072 if (!logbuffer) {
1073 fprintf(stderr, "Could not allocate log buffer\n");
1074 exit(1);
1075 }
1076 fread(logbuffer, 1, size, f);
1077 fclose(f);
1078 logbuffer[size] = '\0';
1079 codec->stats_in = logbuffer;
5abdb4b1 1080 }
5abdb4b1
FB		 1081 }
1082 }
85f07f22
FB		 1083 }
1084
1629626f
FB		 1085 /* dump the file output parameters - cannot be done before in case
1086 of stream copy */
1087 for(i=0;i<nb_output_files;i++) {
1088 dump_format(output_files[i], i, output_files[i]->filename, 1);
1089 }
1090
1091 /* dump the stream mapping */
1092 fprintf(stderr, "Stream mapping:\n");
1093 for(i=0;i<nb_ostreams;i++) {
1094 ost = ost_table[i];
1095 fprintf(stderr, " Stream #%d.%d -> #%d.%d\n",
1096 ist_table[ost->source_index]->file_index,
1097 ist_table[ost->source_index]->index,
1098 ost->file_index,
1099 ost->index);
1100 }
1101
85f07f22
FB		 1102 /* open each encoder */
1103 for(i=0;i<nb_ostreams;i++) {
1104 ost = ost_table[i];
1105 if (ost->encoding_needed) {
1106 AVCodec *codec;
1107 codec = avcodec_find_encoder(ost->st->codec.codec_id);
1108 if (!codec) {
1109 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1110 ost->file_index, ost->index);
1111 exit(1);
1112 }
1113 if (avcodec_open(&ost->st->codec, codec) < 0) {
1114 fprintf(stderr, "Error while opening codec for stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
1115 ost->file_index, ost->index);
1116 exit(1);
1117 }
1118 }
1119 }
1120
1121 /* open each decoder */
1122 for(i=0;i<nb_istreams;i++) {
1123 ist = ist_table[i];
1124 if (ist->decoding_needed) {
1125 AVCodec *codec;
1126 codec = avcodec_find_decoder(ist->st->codec.codec_id);
1127 if (!codec) {
10d104e4
PG		 1128 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1129 ist->st->codec.codec_id, ist->file_index, ist->index);
85f07f22
FB		 1130 exit(1);
1131 }
1132 if (avcodec_open(&ist->st->codec, codec) < 0) {
1133 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1134 ist->file_index, ist->index);
1135 exit(1);
1136 }
6dc96cb0
J		 1137 //if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO)
1138 // ist->st->codec.flags |= CODEC_FLAG_REPEAT_FIELD;
ec5517d5 1139 ist->frame_decoded = 1;
85f07f22
FB		 1140 }
1141 }
1142
1143 /* init pts */
1144 for(i=0;i<nb_istreams;i++) {
1145 ist = ist_table[i];
445f1b83 1146 is = input_files[ist->file_index];
e7d0374f 1147 ist->pts = 0;
211f2123
FB		 1148 if (ist->decoding_needed) {
1149 switch (ist->st->codec.codec_type) {
1150 case CODEC_TYPE_AUDIO:
1151 av_frac_init(&ist->next_pts,
fd0f45e5 1152 0, 0, (uint64_t)is->pts_num * ist->st->codec.sample_rate);
211f2123
FB		 1153 break;
1154 case CODEC_TYPE_VIDEO:
1155 av_frac_init(&ist->next_pts,
fd0f45e5 1156 0, 0, (uint64_t)is->pts_num * ist->st->codec.frame_rate);
211f2123
FB		 1157 break;
1158 default:
1159 break;
1160 }
1161 }
85f07f22
FB		 1162 }
1163
1164 /* compute buffer size max (should use a complete heuristic) */
1165 for(i=0;i<nb_input_files;i++) {
1166 file_table[i].buffer_size_max = 2048;
1167 }
1168
1169 /* open files and write file headers */
1170 for(i=0;i<nb_output_files;i++) {
1171 os = output_files[i];
79fdaa4c 1172 if (av_write_header(os) < 0) {
a38469e1
FB		 1173 fprintf(stderr, "Could not write header for output file #%d (incorrect codec paramters ?)\n", i);
1174 ret = -EINVAL;
1175 goto fail;
1176 }
85f07f22
FB		 1177 }
1178
a38469e1 1179#ifndef CONFIG_WIN32
d9a916e2
CY		 1180 if ( !using_stdin )
1181 fprintf(stderr, "Press [q] to stop encoding\n");
a38469e1
FB		 1182#endif
1183 term_init();
1184
51bd4565 1185 stream_no_data = 0;
cb09b2ed 1186 key = -1;
51bd4565 1187
d9a916e2 1188 for(; received_sigterm == 0;) {
85f07f22
FB		 1189 int file_index, ist_index;
1190 AVPacket pkt;
0c1a9eda 1191 uint8_t *ptr;
85f07f22 1192 int len;
0c1a9eda 1193 uint8_t *data_buf;
85f07f22
FB		 1194 int data_size, got_picture;
1195 AVPicture picture;
1196 short samples[AVCODEC_MAX_AUDIO_FRAME_SIZE / 2];
10d104e4 1197 void *buffer_to_free;
ec5517d5
FB		 1198 double pts_min;
1199
85f07f22 1200 redo:
a38469e1 1201 /* if 'q' pressed, exits */
d9a916e2 1202 if (!using_stdin) {
cb09b2ed
PG		 1203 /* read_key() returns 0 on EOF */
1204 key = read_key();
1205 if (key == 'q')
1206 break;
1207 }
a38469e1 1208
ec5517d5
FB		 1209 /* select the stream that we must read now by looking at the
1210 smallest output pts */
85f07f22 1211 file_index = -1;
ec5517d5
FB		 1212 pts_min = 1e10;
1213 for(i=0;i<nb_ostreams;i++) {
1214 double pts;
1215 ost = ost_table[i];
1216 os = output_files[ost->file_index];
1217 ist = ist_table[ost->source_index];
1218 pts = (double)ost->st->pts.val * os->pts_num / os->pts_den;
1219 if (!file_table[ist->file_index].eof_reached &&
1220 pts < pts_min) {
1221 pts_min = pts;
85f07f22
FB		 1222 file_index = ist->file_index;
1223 }
1224 }
1225 /* if none, if is finished */
51bd4565 1226 if (file_index < 0) {
85f07f22 1227 break;
ec5517d5
FB		 1228 }
1229
85f07f22 1230 /* finish if recording time exhausted */
ec5517d5 1231 if (recording_time > 0 && pts_min >= (recording_time / 1000000.0))
85f07f22 1232 break;
ec5517d5 1233
85f07f22 1234 /* read a packet from it and output it in the fifo */
85f07f22
FB		 1235 is = input_files[file_index];
1236 if (av_read_packet(is, &pkt) < 0) {
1237 file_table[file_index].eof_reached = 1;
1238 continue;
1239 }
51bd4565
PG		 1240 if (!pkt.size) {
1241 stream_no_data = is;
1242 } else {
1243 stream_no_data = 0;
1244 }
817b23ff
FB		 1245 if (do_hex_dump) {
1246 printf("stream #%d, size=%d:\n", pkt.stream_index, pkt.size);
1247 av_hex_dump(pkt.data, pkt.size);
1248 }
79fdaa4c
FB		 1249 /* the following test is needed in case new streams appear
1250 dynamically in stream : we ignore them */
1251 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 1252 goto discard_packet;
85f07f22
FB		 1253 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1254 ist = ist_table[ist_index];
bf5af568
FB		 1255 if (ist->discard)
1256 goto discard_packet;
85f07f22 1257
34b10a57 1258 // printf("read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
85f07f22
FB		 1259
1260 len = pkt.size;
1261 ptr = pkt.data;
fe08925f
MN		 1262 while (len > 0) {
1263 /* decode the packet if needed */
85f07f22
FB		 1264 data_buf = NULL; /* fail safe */
1265 data_size = 0;
1266 if (ist->decoding_needed) {
ec5517d5
FB		 1267 /* NOTE1: we only take into account the PTS if a new
1268 frame has begun (MPEG semantics) */
1269 /* NOTE2: even if the fraction is not initialized,
1270 av_frac_set can be used to set the integer part */
445f1b83 1271 if (ist->frame_decoded) {
e7d0374f
RS		 1272 /* If pts is unavailable -- we have to use synthetic one */
1273 if( pkt.pts != AV_NOPTS_VALUE )
1274 {
1275 ist->pts = ist->next_pts.val = pkt.pts;
1276 }
1277 else
1278 {
1279 ist->pts = ist->next_pts.val;
1280 }
ec5517d5 1281 ist->frame_decoded = 0;
ec5517d5
FB		 1282 }
1283
85f07f22
FB		 1284 switch(ist->st->codec.codec_type) {
1285 case CODEC_TYPE_AUDIO:
a0663ba4
FB		 1286 /* XXX: could avoid copy if PCM 16 bits with same
1287 endianness as CPU */
1288 ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size,
1289 ptr, len);
1290 if (ret < 0)
1291 goto fail_decode;
afc80f59
J		 1292 /* Some bug in mpeg audio decoder gives */
1293 /* data_size < 0, it seems they are overflows */
1294 if (data_size <= 0) {
a0663ba4
FB		 1295 /* no audio frame */
1296 ptr += ret;
1297 len -= ret;
1298 continue;
85f07f22 1299 }
0c1a9eda 1300 data_buf = (uint8_t *)samples;
e7d0374f 1301 av_frac_add(&ist->next_pts,
fd0f45e5 1302 (uint64_t)is->pts_den * data_size / (2 * ist->st->codec.channels));
85f07f22
FB		 1303 break;
1304 case CODEC_TYPE_VIDEO:
e8750b00 1305 {
492cd3a9 1306 AVFrame big_picture;
1e491e29 1307
85f07f22
FB		 1308 data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2;
1309 ret = avcodec_decode_video(&ist->st->codec,
1e491e29
MN		 1310 &big_picture, &got_picture, ptr, len);
1311 picture= *(AVPicture*)&big_picture;
1312 ist->st->quality= big_picture.quality;
85f07f22
FB		 1313 if (ret < 0) {
1314 fail_decode:
1315 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1316 ist->file_index, ist->index);
1317 av_free_packet(&pkt);
1318 goto redo;
1319 }
fe08925f 1320 if (!got_picture) {
85f07f22
FB		 1321 /* no picture yet */
1322 ptr += ret;
1323 len -= ret;
1324 continue;
1325 }
e7d0374f 1326 av_frac_add(&ist->next_pts,
fd0f45e5 1327 (uint64_t)is->pts_den * ist->st->codec.frame_rate_base);
85f07f22
FB		 1328 }
1329 break;
1330 default:
1331 goto fail_decode;
1332 }
1333 } else {
1334 data_buf = ptr;
1335 data_size = len;
1336 ret = len;
1337 }
85f07f22
FB		 1338 ptr += ret;
1339 len -= ret;
1340
10d104e4
PG		 1341 buffer_to_free = 0;
1342 if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO) {
1343 pre_process_video_frame(ist, &picture, &buffer_to_free);
1344 }
1345
ec5517d5
FB		 1346 ist->frame_decoded = 1;
1347
bdfcbbed
MK		 1348 /* frame rate emulation */
1349 if (ist->st->codec.rate_emu) {
14bea432 1350 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec.frame_rate_base, 1000000, ist->st->codec.frame_rate);
bdfcbbed
MK		 1351 int64_t now = av_gettime() - ist->start;
1352 if (pts > now)
1353 usleep(pts - now);
1354
1355 ist->frame++;
1356 }
1357
ec5517d5
FB		 1358#if 0
1359 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1360 is the one of the next displayed one */
1361 /* XXX: add mpeg4 too ? */
1362 if (ist->st->codec.codec_id == CODEC_ID_MPEG1VIDEO) {
1363 if (ist->st->codec.pict_type != B_TYPE) {
0c1a9eda 1364 int64_t tmp;
ec5517d5
FB		 1365 tmp = ist->last_ip_pts;
1366 ist->last_ip_pts = ist->frac_pts.val;
1367 ist->frac_pts.val = tmp;
1368 }
1369 }
1370#endif
85f07f22 1371 /* transcode raw format, encode packets and output them */
ec5517d5 1372
85f07f22 1373 for(i=0;i<nb_ostreams;i++) {
ce7c56c2 1374 int frame_size;
ec5517d5 1375
85f07f22
FB		 1376 ost = ost_table[i];
1377 if (ost->source_index == ist_index) {
1378 os = output_files[ost->file_index];
1379
ec5517d5 1380#if 0
e7d0374f
RS		 1381 printf("%d: got pts=%f %f\n", i, pkt.pts / 90000.0,
1382 (ist->pts - ost->st->pts.val) / 90000.0);
ec5517d5 1383#endif
e7d0374f
RS		 1384 /* set the input output pts pairs */
1385 ost->sync_ipts = (double)ist->pts * is->pts_num /
1386 is->pts_den;
1387 /* XXX: take into account the various fifos,
1388 in particular for audio */
1389 ost->sync_opts = ost->st->pts.val;
1390 //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);
ec5517d5 1391
85f07f22
FB		 1392 if (ost->encoding_needed) {
1393 switch(ost->st->codec.codec_type) {
1394 case CODEC_TYPE_AUDIO:
1395 do_audio_out(os, ost, ist, data_buf, data_size);
1396 break;
1397 case CODEC_TYPE_VIDEO:
ec5517d5
FB		 1398 /* find an audio stream for synchro */
1399 {
1400 int i;
1401 AVOutputStream *audio_sync, *ost1;
1402 audio_sync = NULL;
1403 for(i=0;i<nb_ostreams;i++) {
1404 ost1 = ost_table[i];
1405 if (ost1->file_index == ost->file_index &&
1406 ost1->st->codec.codec_type == CODEC_TYPE_AUDIO) {
1407 audio_sync = ost1;
1408 break;
1409 }
1410 }
1411
1412 do_video_out(os, ost, ist, &picture, &frame_size, audio_sync);
204c0f48 1413 if (do_vstats && frame_size)
ec5517d5
FB		 1414 do_video_stats(os, ost, frame_size);
1415 }
85f07f22 1416 break;
51bd4565 1417 default:
c04643a2 1418 av_abort();
85f07f22
FB		 1419 }
1420 } else {
18531e52
MN		 1421 AVFrame avframe;
1422
85f07f22 1423 /* no reencoding needed : output the packet directly */
10bb7023 1424 /* force the input stream PTS */
18531e52 1425
18531e52
MN		 1426 memset(&avframe, 0, sizeof(AVFrame));
1427 ost->st->codec.coded_frame= &avframe;
e738cee9 1428 avframe.key_frame = pkt.flags & PKT_FLAG_KEY;
18531e52 1429
ec5517d5 1430 av_write_frame(os, ost->index, data_buf, data_size);
b2722d0a 1431 ost->st->codec.frame_number++;
9ce2f2b1 1432 ost->frame_number++;
85f07f22
FB		 1433 }
1434 }
1435 }
10d104e4 1436 av_free(buffer_to_free);
fe08925f 1437 }
bf5af568 1438 discard_packet:
85f07f22
FB		 1439 av_free_packet(&pkt);
1440
ec5517d5
FB		 1441 /* dump report by using the output first video and audio streams */
1442 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 1443 }
a38469e1 1444 term_exit();
85f07f22
FB		 1445
1446 /* dump report by using the first video and audio streams */
ec5517d5
FB		 1447 print_report(output_files, ost_table, nb_ostreams, 1);
1448
85f07f22
FB		 1449 /* close each encoder */
1450 for(i=0;i<nb_ostreams;i++) {
1451 ost = ost_table[i];
1452 if (ost->encoding_needed) {
5abdb4b1 1453 av_freep(&ost->st->codec.stats_in);
85f07f22
FB		 1454 avcodec_close(&ost->st->codec);
1455 }
1456 }
1457
1458 /* close each decoder */
1459 for(i=0;i<nb_istreams;i++) {
1460 ist = ist_table[i];
1461 if (ist->decoding_needed) {
1462 avcodec_close(&ist->st->codec);
1463 }
1464 }
1465
1466
1467 /* write the trailer if needed and close file */
1468 for(i=0;i<nb_output_files;i++) {
1469 os = output_files[i];
79fdaa4c 1470 av_write_trailer(os);
85f07f22
FB		 1471 }
1472 /* finished ! */
1473
1474 ret = 0;
1475 fail1:
0f1578af 1476 av_free(file_table);
bdc4796f 1477
85f07f22
FB		 1478 if (ist_table) {
1479 for(i=0;i<nb_istreams;i++) {
1480 ist = ist_table[i];
0f1578af 1481 av_free(ist);
85f07f22 1482 }
0f1578af 1483 av_free(ist_table);
85f07f22
FB		 1484 }
1485 if (ost_table) {
1486 for(i=0;i<nb_ostreams;i++) {
1487 ost = ost_table[i];
1488 if (ost) {
5abdb4b1
FB		 1489 if (ost->logfile) {
1490 fclose(ost->logfile);
1491 ost->logfile = NULL;
1492 }
bf5af568
FB		 1493 fifo_free(&ost->fifo); /* works even if fifo is not
1494 initialized but set to zero */
0f1578af 1495 av_free(ost->pict_tmp.data[0]);
85f07f22
FB		 1496 if (ost->video_resample)
1497 img_resample_close(ost->img_resample_ctx);
1498 if (ost->audio_resample)
1499 audio_resample_close(ost->resample);
0f1578af 1500 av_free(ost);
85f07f22
FB		 1501 }
1502 }
0f1578af 1503 av_free(ost_table);
85f07f22
FB		 1504 }
1505 return ret;
1506 fail:
1507 ret = -ENOMEM;
1508 goto fail1;
1509}
1510
1511#if 0
1512int file_read(const char *filename)
1513{
1514 URLContext *h;
1515 unsigned char buffer[1024];
1516 int len, i;
1517
1518 if (url_open(&h, filename, O_RDONLY) < 0) {
1519 printf("could not open '%s'\n", filename);
1520 return -1;
1521 }
1522 for(;;) {
1523 len = url_read(h, buffer, sizeof(buffer));
1524 if (len <= 0)
1525 break;
1526 for(i=0;i<len;i++) putchar(buffer[i]);
1527 }
1528 url_close(h);
1529 return 0;
1530}
1531#endif
1532
b29f97d1 1533static void opt_image_format(const char *arg)
817b23ff
FB		 1534{
1535 AVImageFormat *f;
1536
1537 for(f = first_image_format; f != NULL; f = f->next) {
1538 if (!strcmp(arg, f->name))
1539 break;
1540 }
1541 if (!f) {
1542 fprintf(stderr, "Unknown image format: '%s'\n", arg);
1543 exit(1);
1544 }
1545 image_format = f;
1546}
1547
b29f97d1 1548static void opt_format(const char *arg)
85f07f22 1549{
817b23ff
FB		 1550 /* compatibility stuff for pgmyuv */
1551 if (!strcmp(arg, "pgmyuv")) {
1552 opt_image_format(arg);
1553 arg = "image";
1554 }
1555
79fdaa4c
FB		 1556 file_iformat = av_find_input_format(arg);
1557 file_oformat = guess_format(arg, NULL, NULL);
1558 if (!file_iformat && !file_oformat) {
1559 fprintf(stderr, "Unknown input or output format: %s\n", arg);
85f07f22
FB		 1560 exit(1);
1561 }
85f07f22
FB		 1562}
1563
b29f97d1 1564static void opt_video_bitrate(const char *arg)
85f07f22
FB		 1565{
1566 video_bit_rate = atoi(arg) * 1000;
1567}
1568
b29f97d1 1569static void opt_video_bitrate_tolerance(const char *arg)
9cdd6a24
MN		 1570{
1571 video_bit_rate_tolerance = atoi(arg) * 1000;
1572}
1573
b29f97d1 1574static void opt_video_bitrate_max(const char *arg)
3aa102be
MN		 1575{
1576 video_rc_max_rate = atoi(arg) * 1000;
1577}
1578
b29f97d1 1579static void opt_video_bitrate_min(const char *arg)
3aa102be
MN		 1580{
1581 video_rc_min_rate = atoi(arg) * 1000;
1582}
1583
b29f97d1 1584static void opt_video_buffer_size(const char *arg)
946c8a12
MN		 1585{
1586 video_rc_buffer_size = atoi(arg) * 1000;
1587}
1588
b29f97d1 1589static void opt_video_rc_eq(char *arg)
3aa102be
MN		 1590{
1591 video_rc_eq = arg;
1592}
1593
b29f97d1 1594static void opt_video_rc_override_string(char *arg)
ac2830ec
MN		 1595{
1596 video_rc_override_string = arg;
1597}
1598
3aa102be 1599
b29f97d1 1600static void opt_workaround_bugs(const char *arg)
fe670d09
MN		 1601{
1602 workaround_bugs = atoi(arg);
1603}
1604
b29f97d1 1605static void opt_dct_algo(const char *arg)
463678ac
MN		 1606{
1607 dct_algo = atoi(arg);
1608}
1609
b29f97d1 1610static void opt_idct_algo(const char *arg)
2ad1516a
MN		 1611{
1612 idct_algo = atoi(arg);
1613}
1614
1615
b29f97d1 1616static void opt_error_resilience(const char *arg)
8409b8fe
MN		 1617{
1618 error_resilience = atoi(arg);
1619}
1620
b29f97d1 1621static void opt_error_concealment(const char *arg)
4d2858de
MN		 1622{
1623 error_concealment = atoi(arg);
1624}
1625
b29f97d1 1626static void opt_debug(const char *arg)
59b571c1
MN		 1627{
1628 debug = atoi(arg);
1629}
4d2858de 1630
f068206e
BE		 1631static void opt_verbose(const char *arg)
1632{
1633 verbose = atoi(arg);
1634}
1635
b29f97d1 1636static void opt_frame_rate(const char *arg)
85f07f22 1637{
445f1b83
RS		 1638 if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
1639 fprintf(stderr, "Incorrect frame rate\n");
1640 exit(1);
1641 }
85f07f22
FB		 1642}
1643
b29f97d1 1644static void opt_frame_crop_top(const char *arg)
ab6d194a
MN		 1645{
1646 frame_topBand = atoi(arg);
1647 if (frame_topBand < 0) {
1648 fprintf(stderr, "Incorrect top crop size\n");
1649 exit(1);
1650 }
1651 if ((frame_topBand % 2) != 0) {
1652 fprintf(stderr, "Top crop size must be a multiple of 2\n");
1653 exit(1);
1654 }
1655 if ((frame_topBand) >= frame_height){
1656 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
1657 exit(1);
1658 }
1659 frame_height -= frame_topBand;
1660}
1661
b29f97d1 1662static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN		 1663{
1664 frame_bottomBand = atoi(arg);
1665 if (frame_bottomBand < 0) {
1666 fprintf(stderr, "Incorrect bottom crop size\n");
1667 exit(1);
1668 }
1669 if ((frame_bottomBand % 2) != 0) {
1670 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
1671 exit(1);
1672 }
1673 if ((frame_bottomBand) >= frame_height){
1674 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
1675 exit(1);
1676 }
1677 frame_height -= frame_bottomBand;
1678}
1679
b29f97d1 1680static void opt_frame_crop_left(const char *arg)
ab6d194a
MN		 1681{
1682 frame_leftBand = atoi(arg);
1683 if (frame_leftBand < 0) {
1684 fprintf(stderr, "Incorrect left crop size\n");
1685 exit(1);
1686 }
1687 if ((frame_leftBand % 2) != 0) {
1688 fprintf(stderr, "Left crop size must be a multiple of 2\n");
1689 exit(1);
1690 }
1691 if ((frame_leftBand) >= frame_width){
1692 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
1693 exit(1);
1694 }
1695 frame_width -= frame_leftBand;
1696}
1697
b29f97d1 1698static void opt_frame_crop_right(const char *arg)
ab6d194a
MN		 1699{
1700 frame_rightBand = atoi(arg);
1701 if (frame_rightBand < 0) {
1702 fprintf(stderr, "Incorrect right crop size\n");
1703 exit(1);
1704 }
1705 if ((frame_rightBand % 2) != 0) {
1706 fprintf(stderr, "Right crop size must be a multiple of 2\n");
1707 exit(1);
1708 }
1709 if ((frame_rightBand) >= frame_width){
1710 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
1711 exit(1);
1712 }
1713 frame_width -= frame_rightBand;
1714}
1715
b29f97d1 1716static void opt_frame_size(const char *arg)
85f07f22 1717{
445f1b83 1718 if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB		 1719 fprintf(stderr, "Incorrect frame size\n");
1720 exit(1);
1721 }
1722 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
1723 fprintf(stderr, "Frame size must be a multiple of 2\n");
1724 exit(1);
1725 }
1726}
1727
63167088
RS		 1728static void opt_frame_pix_fmt(const char *arg)
1729{
1730 frame_pix_fmt = avcodec_get_pix_fmt(arg);
1731}
1732
5fe03e38
RS		 1733static void opt_frame_aspect_ratio(const char *arg)
1734{
1735 int x = 0, y = 0;
1736 double ar = 0;
1737 const char *p;
1738
1739 p = strchr(arg, ':');
1740 if (p) {
1741 x = strtol(arg, (char **)&arg, 10);
1742 if (arg == p)
1743 y = strtol(arg+1, (char **)&arg, 10);
1744 if (x > 0 && y > 0)
1745 ar = (double)x / (double)y;
1746 } else
1747 ar = strtod(arg, (char **)&arg);
1748
1749 if (!ar) {
1750 fprintf(stderr, "Incorrect aspect ratio specification.\n");
1751 exit(1);
1752 }
1753 frame_aspect_ratio = ar;
1754}
1755
b29f97d1 1756static void opt_gop_size(const char *arg)
85f07f22
FB		 1757{
1758 gop_size = atoi(arg);
1759}
1760
b29f97d1 1761static void opt_b_frames(const char *arg)
bc6caae2
J		 1762{
1763 b_frames = atoi(arg);
1764 if (b_frames > FF_MAX_B_FRAMES) {
1765 fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
1766 exit(1);
1767 } else if (b_frames < 1) {
1768 fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
1769 exit(1);
1770 }
1771}
1772
7d1c3fc1
MN		 1773static void opt_mb_decision(const char *arg)
1774{
1775 mb_decision = atoi(arg);
1776}
1777
b29f97d1 1778static void opt_qscale(const char *arg)
85f07f22 1779{
158c7f05
MN		 1780 video_qscale = atof(arg);
1781 if (video_qscale < 0.01 ||
1782 video_qscale > 255) {
1783 fprintf(stderr, "qscale must be >= 0.01 and <= 255\n");
85f07f22
FB		 1784 exit(1);
1785 }
1786}
1787
b29f97d1 1788static void opt_qmin(const char *arg)
9cdd6a24
MN		 1789{
1790 video_qmin = atoi(arg);
1791 if (video_qmin < 0 ||
1792 video_qmin > 31) {
1793 fprintf(stderr, "qmin must be >= 1 and <= 31\n");
1794 exit(1);
1795 }
1796}
1797
b29f97d1 1798static void opt_qmax(const char *arg)
9cdd6a24
MN		 1799{
1800 video_qmax = atoi(arg);
1801 if (video_qmax < 0 ||
1802 video_qmax > 31) {
1803 fprintf(stderr, "qmax must be >= 1 and <= 31\n");
1804 exit(1);
1805 }
1806}
1807
b29f97d1 1808static void opt_mb_qmin(const char *arg)
17a70fde
MN		 1809{
1810 video_mb_qmin = atoi(arg);
1811 if (video_mb_qmin < 0 ||
1812 video_mb_qmin > 31) {
1813 fprintf(stderr, "qmin must be >= 1 and <= 31\n");
1814 exit(1);
1815 }
1816}
1817
b29f97d1 1818static void opt_mb_qmax(const char *arg)
17a70fde
MN		 1819{
1820 video_mb_qmax = atoi(arg);
1821 if (video_mb_qmax < 0 ||
1822 video_mb_qmax > 31) {
1823 fprintf(stderr, "qmax must be >= 1 and <= 31\n");
1824 exit(1);
1825 }
1826}
1827
b29f97d1 1828static void opt_qdiff(const char *arg)
9cdd6a24
MN		 1829{
1830 video_qdiff = atoi(arg);
1831 if (video_qdiff < 0 ||
1832 video_qdiff > 31) {
1833 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
1834 exit(1);
1835 }
1836}
1837
b29f97d1 1838static void opt_qblur(const char *arg)
9cdd6a24
MN		 1839{
1840 video_qblur = atof(arg);
1841}
1842
b29f97d1 1843static void opt_qcomp(const char *arg)
9cdd6a24
MN		 1844{
1845 video_qcomp = atof(arg);
1846}
85f07f22 1847
b29f97d1 1848static void opt_rc_initial_cplx(const char *arg)
ac2830ec
MN		 1849{
1850 video_rc_initial_cplx = atof(arg);
1851}
b29f97d1 1852static void opt_b_qfactor(const char *arg)
29700fa6
MN		 1853{
1854 video_b_qfactor = atof(arg);
1855}
b29f97d1 1856static void opt_i_qfactor(const char *arg)
29700fa6
MN		 1857{
1858 video_i_qfactor = atof(arg);
1859}
b29f97d1 1860static void opt_b_qoffset(const char *arg)
29700fa6
MN		 1861{
1862 video_b_qoffset = atof(arg);
1863}
b29f97d1 1864static void opt_i_qoffset(const char *arg)
29700fa6
MN		 1865{
1866 video_i_qoffset = atof(arg);
1867}
1868
b29f97d1 1869static void opt_packet_size(const char *arg)
1dbb6d90
MN		 1870{
1871 packet_size= atoi(arg);
1872}
1873
b29f97d1 1874static void opt_strict(const char *arg)
f560dd82
MN		 1875{
1876 strict= atoi(arg);
1877}
1878
b29f97d1 1879static void opt_audio_bitrate(const char *arg)
85f07f22
FB		 1880{
1881 audio_bit_rate = atoi(arg) * 1000;
1882}
1883
b29f97d1 1884static void opt_audio_rate(const char *arg)
85f07f22
FB		 1885{
1886 audio_sample_rate = atoi(arg);
1887}
1888
b29f97d1 1889static void opt_audio_channels(const char *arg)
85f07f22
FB		 1890{
1891 audio_channels = atoi(arg);
1892}
1893
b29f97d1 1894static void opt_video_device(const char *arg)
85f07f22 1895{
e9a9e0c2 1896 video_device = av_strdup(arg);
85f07f22
FB		 1897}
1898
b29f97d1 1899static void opt_video_channel(const char *arg)
a5df11ab
FB		 1900{
1901 video_channel = strtol(arg, NULL, 0);
1902}
1903
e3ee3283
AB		 1904static void opt_video_standard(const char *arg)
1905{
1906 video_standard = av_strdup(arg);
1907}
1908
b29f97d1 1909static void opt_audio_device(const char *arg)
85f07f22 1910{
e9a9e0c2 1911 audio_device = av_strdup(arg);
85f07f22
FB		 1912}
1913
b29f97d1 1914static void opt_dv1394(const char *arg)
8aa3ee32
MK		 1915{
1916 video_grab_format = "dv1394";
1501987b 1917 audio_grab_format = NULL;
8aa3ee32
MK		 1918}
1919
b29f97d1 1920static void opt_audio_codec(const char *arg)
85f07f22
FB		 1921{
1922 AVCodec *p;
1923
1629626f
FB		 1924 if (!strcmp(arg, "copy")) {
1925 audio_stream_copy = 1;
85f07f22 1926 } else {
1629626f
FB		 1927 p = first_avcodec;
1928 while (p) {
1929 if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_AUDIO)
1930 break;
1931 p = p->next;
1932 }
1933 if (p == NULL) {
1934 fprintf(stderr, "Unknown audio codec '%s'\n", arg);
1935 exit(1);
1936 } else {
1937 audio_codec_id = p->id;
1938 }
85f07f22
FB		 1939 }
1940}
1941
b29f97d1 1942static void add_frame_hooker(const char *arg)
10d104e4
PG		 1943{
1944 int argc = 0;
1945 char *argv[64];
1946 int i;
e9a9e0c2 1947 char *args = av_strdup(arg);
10d104e4 1948
bee0d9e5
CY		 1949 using_vhook = 1;
1950
10d104e4
PG		 1951 argv[0] = strtok(args, " ");
1952 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
1953 }
1954
1955 i = frame_hook_add(argc, argv);
1956
1957 if (i != 0) {
1958 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
1959 exit(1);
1960 }
1961}
1962
85f07f22
FB		 1963const char *motion_str[] = {
1964 "zero",
1965 "full",
1966 "log",
1967 "phods",
7084c149
MN		 1968 "epzs",
1969 "x1",
85f07f22
FB		 1970 NULL,
1971};
1972
b29f97d1 1973static void opt_motion_estimation(const char *arg)
85f07f22
FB		 1974{
1975 const char **p;
1976 p = motion_str;
1977 for(;;) {
1978 if (!*p) {
1979 fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
1980 exit(1);
1981 }
1982 if (!strcmp(*p, arg))
1983 break;
1984 p++;
1985 }
101bea5f 1986 me_method = (p - motion_str) + 1;
85f07f22
FB		 1987}
1988
b29f97d1 1989static void opt_video_codec(const char *arg)
85f07f22
FB		 1990{
1991 AVCodec *p;
1992
1629626f
FB		 1993 if (!strcmp(arg, "copy")) {
1994 video_stream_copy = 1;
85f07f22 1995 } else {
1629626f
FB		 1996 p = first_avcodec;
1997 while (p) {
1998 if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_VIDEO)
1999 break;
2000 p = p->next;
2001 }
2002 if (p == NULL) {
2003 fprintf(stderr, "Unknown video codec '%s'\n", arg);
2004 exit(1);
2005 } else {
2006 video_codec_id = p->id;
2007 }
85f07f22
FB		 2008 }
2009}
2010
b29f97d1 2011static void opt_map(const char *arg)
85f07f22
FB		 2012{
2013 AVStreamMap *m;
2014 const char *p;
2015
2016 p = arg;
2017 m = &stream_maps[nb_stream_maps++];
2018
2019 m->file_index = strtol(arg, (char **)&p, 0);
2020 if (*p)
2021 p++;
a5dc85ef
J		 2022
2023 m->stream_index = strtol(p, (char **)&p, 0);
85f07f22
FB		 2024}
2025
b29f97d1 2026static void opt_recording_time(const char *arg)
85f07f22
FB		 2027{
2028 recording_time = parse_date(arg, 1);
2029}
2030
b29f97d1 2031static void opt_input_file(const char *filename)
85f07f22
FB		 2032{
2033 AVFormatContext *ic;
2034 AVFormatParameters params, *ap = &params;
14bea432 2035 int err, i, ret, rfps, rfps_base;
85f07f22 2036
b242baa4
FB		 2037 if (!strcmp(filename, "-"))
2038 filename = "pipe:";
2039
d9a916e2
CY		 2040 using_stdin |= !strcmp(filename, "pipe:" ) ||
2041 !strcmp( filename, "/dev/stdin" );
2042
85f07f22 2043 /* get default parameters from command line */
79fdaa4c
FB		 2044 memset(ap, 0, sizeof(*ap));
2045 ap->sample_rate = audio_sample_rate;
2046 ap->channels = audio_channels;
2047 ap->frame_rate = frame_rate;
14bea432 2048 ap->frame_rate_base = frame_rate_base;
79fdaa4c
FB		 2049 ap->width = frame_width;
2050 ap->height = frame_height;
817b23ff 2051 ap->image_format = image_format;
63167088 2052 ap->pix_fmt = frame_pix_fmt;
79fdaa4c
FB		 2053
2054 /* open the input file with generic libav function */
2055 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2056 if (err < 0) {
79fdaa4c 2057 print_error(filename, err);
85f07f22
FB		 2058 exit(1);
2059 }
2060
79fdaa4c
FB		 2061 /* If not enough info to get the stream parameters, we decode the
2062 first frames to get it. (used in mpeg case for example) */
2063 ret = av_find_stream_info(ic);
85f07f22
FB		 2064 if (ret < 0) {
2065 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2066 exit(1);
2067 }
2068
2069 /* update the current parameters so that they match the one of the input stream */
2070 for(i=0;i<ic->nb_streams;i++) {
2071 AVCodecContext *enc = &ic->streams[i]->codec;
2072 switch(enc->codec_type) {
2073 case CODEC_TYPE_AUDIO:
e0d2714a 2074 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB		 2075 audio_channels = enc->channels;
2076 audio_sample_rate = enc->sample_rate;
2077 break;
2078 case CODEC_TYPE_VIDEO:
2079 frame_height = enc->height;
2080 frame_width = enc->width;
5ff85f1d 2081 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
63167088 2082 frame_pix_fmt = enc->pix_fmt;
14bea432
MN		 2083 rfps = ic->streams[i]->r_frame_rate;
2084 rfps_base = ic->streams[i]->r_frame_rate_base;
fe670d09 2085 enc->workaround_bugs = workaround_bugs;
8409b8fe 2086 enc->error_resilience = error_resilience;
4d2858de 2087 enc->error_concealment = error_concealment;
2ad1516a 2088 enc->idct_algo= idct_algo;
59b571c1 2089 enc->debug= debug;
d7425f59
MN		 2090/* if(enc->codec->capabilities & CODEC_CAP_TRUNCATED)
2091 enc->flags|= CODEC_FLAG_TRUNCATED; */
0da71265 2092 if(/*enc->codec_id==CODEC_ID_MPEG4 || */enc->codec_id==CODEC_ID_MPEG1VIDEO || enc->codec_id==CODEC_ID_H264)
d7425f59 2093 enc->flags|= CODEC_FLAG_TRUNCATED;
b0368839
MN		 2094
2095 if(bitexact)
2096 enc->flags|= CODEC_FLAG_BITEXACT;
d7425f59 2097
14bea432
MN		 2098 assert(enc->frame_rate_base == rfps_base); // should be true for now
2099 if (enc->frame_rate != rfps) {
6dc96cb0 2100 fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f->%2.2f\n",
14bea432
MN		 2101 i, (float)enc->frame_rate / enc->frame_rate_base,
2102 (float)rfps / rfps_base);
79fdaa4c 2103 }
bf5af568 2104 /* update the current frame rate to match the stream frame rate */
14bea432
MN		 2105 frame_rate = rfps;
2106 frame_rate_base = rfps_base;
bdfcbbed
MK		 2107
2108 enc->rate_emu = rate_emu;
85f07f22 2109 break;
51bd4565 2110 default:
c04643a2 2111 av_abort();
85f07f22
FB		 2112 }
2113 }
2114
2115 input_files[nb_input_files] = ic;
2116 /* dump the file content */
2117 dump_format(ic, nb_input_files, filename, 0);
2118 nb_input_files++;
79fdaa4c
FB		 2119 file_iformat = NULL;
2120 file_oformat = NULL;
817b23ff 2121 image_format = NULL;
bdfcbbed
MK		 2122
2123 rate_emu = 0;
85f07f22
FB		 2124}
2125
b29f97d1 2126static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
919f448d
FB		 2127{
2128 int has_video, has_audio, i, j;
2129 AVFormatContext *ic;
2130
2131 has_video = 0;
2132 has_audio = 0;
2133 for(j=0;j<nb_input_files;j++) {
2134 ic = input_files[j];
2135 for(i=0;i<ic->nb_streams;i++) {
2136 AVCodecContext *enc = &ic->streams[i]->codec;
2137 switch(enc->codec_type) {
2138 case CODEC_TYPE_AUDIO:
2139 has_audio = 1;
2140 break;
2141 case CODEC_TYPE_VIDEO:
2142 has_video = 1;
2143 break;
51bd4565 2144 default:
c04643a2 2145 av_abort();
919f448d
FB		 2146 }
2147 }
2148 }
2149 *has_video_ptr = has_video;
2150 *has_audio_ptr = has_audio;
2151}
2152
b29f97d1 2153static void opt_output_file(const char *filename)
85f07f22
FB		 2154{
2155 AVStream *st;
2156 AVFormatContext *oc;
919f448d 2157 int use_video, use_audio, nb_streams, input_has_video, input_has_audio;
85f07f22 2158 int codec_id;
817b23ff 2159 AVFormatParameters params, *ap = &params;
85f07f22
FB		 2160
2161 if (!strcmp(filename, "-"))
2162 filename = "pipe:";
2163
2164 oc = av_mallocz(sizeof(AVFormatContext));
2165
79fdaa4c
FB		 2166 if (!file_oformat) {
2167 file_oformat = guess_format(NULL, filename, NULL);
2168 if (!file_oformat) {
2169 fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
2170 filename);
2171 exit(1);
2172 }
85f07f22
FB		 2173 }
2174
79fdaa4c 2175 oc->oformat = file_oformat;
85f07f22 2176
79fdaa4c 2177 if (!strcmp(file_oformat->name, "ffm") &&
85f07f22
FB		 2178 strstart(filename, "http:", NULL)) {
2179 /* special case for files sent to ffserver: we get the stream
2180 parameters from ffserver */
2181 if (read_ffserver_streams(oc, filename) < 0) {
2182 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
2183 exit(1);
2184 }
2185 } else {
79fdaa4c
FB		 2186 use_video = file_oformat->video_codec != CODEC_ID_NONE;
2187 use_audio = file_oformat->audio_codec != CODEC_ID_NONE;
919f448d 2188
e30a2846
FB		 2189 /* disable if no corresponding type found and at least one
2190 input file */
2191 if (nb_input_files > 0) {
2192 check_audio_video_inputs(&input_has_video, &input_has_audio);
2193 if (!input_has_video)
2194 use_video = 0;
2195 if (!input_has_audio)
2196 use_audio = 0;
2197 }
919f448d
FB		 2198
2199 /* manual disable */
85f07f22
FB		 2200 if (audio_disable) {
2201 use_audio = 0;
2202 }
2203 if (video_disable) {
2204 use_video = 0;
2205 }
2206
2207 nb_streams = 0;
2208 if (use_video) {
2209 AVCodecContext *video_enc;
2210
2211 st = av_mallocz(sizeof(AVStream));
2212 if (!st) {
2213 fprintf(stderr, "Could not alloc stream\n");
2214 exit(1);
2215 }
1e491e29 2216 avcodec_get_context_defaults(&st->codec);
85f07f22 2217
1629626f 2218 video_enc = &st->codec;
6e6d6dc0
MN		 2219
2220 if(!strcmp(file_oformat->name, "mp4") || !strcmp(file_oformat->name, "mov") || !strcmp(file_oformat->name, "3gp"))
2221 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
1629626f
FB		 2222 if (video_stream_copy) {
2223 st->stream_copy = 1;
2224 video_enc->codec_type = CODEC_TYPE_VIDEO;
2225 } else {
ac2830ec
MN		 2226 char *p;
2227 int i;
2228
1629626f
FB		 2229 codec_id = file_oformat->video_codec;
2230 if (video_codec_id != CODEC_ID_NONE)
2231 codec_id = video_codec_id;
2232
2233 video_enc->codec_id = codec_id;
2234
2235 video_enc->bit_rate = video_bit_rate;
2236 video_enc->bit_rate_tolerance = video_bit_rate_tolerance;
2237 video_enc->frame_rate = frame_rate;
14bea432 2238 video_enc->frame_rate_base = frame_rate_base;
1629626f
FB		 2239
2240 video_enc->width = frame_width;
2241 video_enc->height = frame_height;
5ff85f1d 2242 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 30000);
63167088 2243 video_enc->pix_fmt = frame_pix_fmt;
1629626f
FB		 2244
2245 if (!intra_only)
2246 video_enc->gop_size = gop_size;
2247 else
2248 video_enc->gop_size = 0;
2249 if (video_qscale || same_quality) {
2250 video_enc->flags |= CODEC_FLAG_QSCALE;
158c7f05 2251 st->quality = FF_QP2LAMBDA * video_qscale;
1629626f 2252 }
b0368839
MN		 2253
2254 if(bitexact)
2255 video_enc->flags |= CODEC_FLAG_BITEXACT;
2256
7d1c3fc1
MN		 2257 video_enc->mb_decision = mb_decision;
2258
21e59552
MN		 2259 if (use_umv) {
2260 video_enc->flags |= CODEC_FLAG_H263P_UMV;
2261 }
2262 if (use_aic) {
2263 video_enc->flags |= CODEC_FLAG_H263P_AIC;
2264 }
1629626f 2265 if (use_4mv) {
7d1c3fc1 2266 video_enc->mb_decision = FF_MB_DECISION_BITS; //FIXME remove
1629626f
FB		 2267 video_enc->flags |= CODEC_FLAG_4MV;
2268 }
bc6caae2 2269
1629626f
FB		 2270 if(use_part)
2271 video_enc->flags |= CODEC_FLAG_PART;
1dbb6d90
MN		 2272
2273
1629626f 2274 if (b_frames) {
1629626f
FB		 2275 video_enc->max_b_frames = b_frames;
2276 video_enc->b_frame_strategy = 0;
2277 video_enc->b_quant_factor = 2.0;
bc6caae2 2278 }
bc6caae2 2279
1629626f
FB		 2280 video_enc->qmin = video_qmin;
2281 video_enc->qmax = video_qmax;
17a70fde
MN		 2282 video_enc->mb_qmin = video_mb_qmin;
2283 video_enc->mb_qmax = video_mb_qmax;
1629626f
FB		 2284 video_enc->max_qdiff = video_qdiff;
2285 video_enc->qblur = video_qblur;
2286 video_enc->qcompress = video_qcomp;
2287 video_enc->rc_eq = video_rc_eq;
59b571c1 2288 video_enc->debug= debug;
ac2830ec
MN		 2289
2290 p= video_rc_override_string;
2291 for(i=0; p; i++){
2292 int start, end, q;
2293 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
2294 if(e!=3){
2295 fprintf(stderr, "error parsing rc_override\n");
2296 exit(1);
2297 }
2298 video_enc->rc_override=
47e2a6e6
FB		 2299 av_realloc(video_enc->rc_override,
2300 sizeof(RcOverride)*(i+1));
ac2830ec
MN		 2301 video_enc->rc_override[i].start_frame= start;
2302 video_enc->rc_override[i].end_frame = end;
2303 if(q>0){
2304 video_enc->rc_override[i].qscale= q;
2305 video_enc->rc_override[i].quality_factor= 1.0;
2306 }
2307 else{
2308 video_enc->rc_override[i].qscale= 0;
2309 video_enc->rc_override[i].quality_factor= -q/100.0;
2310 }
2311 p= strchr(p, '/');
2312 if(p) p++;
2313 }
2314 video_enc->rc_override_count=i;
2315
1629626f
FB		 2316 video_enc->rc_max_rate = video_rc_max_rate;
2317 video_enc->rc_min_rate = video_rc_min_rate;
2318 video_enc->rc_buffer_size = video_rc_buffer_size;
2319 video_enc->rc_buffer_aggressivity= video_rc_buffer_aggressivity;
ac2830ec 2320 video_enc->rc_initial_cplx= video_rc_initial_cplx;
1629626f
FB		 2321 video_enc->i_quant_factor = video_i_qfactor;
2322 video_enc->b_quant_factor = video_b_qfactor;
2323 video_enc->i_quant_offset = video_i_qoffset;
2324 video_enc->b_quant_offset = video_b_qoffset;
2325 video_enc->dct_algo = dct_algo;
2326 video_enc->idct_algo = idct_algo;
f560dd82 2327 video_enc->strict_std_compliance = strict;
1629626f
FB		 2328 if(packet_size){
2329 video_enc->rtp_mode= 1;
2330 video_enc->rtp_payload_size= packet_size;
2331 }
9cdd6a24 2332
1629626f 2333 if (do_psnr)
140cb663 2334 video_enc->flags|= CODEC_FLAG_PSNR;
e4986da9 2335
1629626f 2336 video_enc->me_method = me_method;
5abdb4b1 2337
1629626f
FB		 2338 /* two pass mode */
2339 if (do_pass) {
2340 if (do_pass == 1) {
2341 video_enc->flags |= CODEC_FLAG_PASS1;
2342 } else {
2343 video_enc->flags |= CODEC_FLAG_PASS2;
2344 }
5abdb4b1 2345 }
cfcf0ffd 2346 }
85f07f22
FB		 2347 oc->streams[nb_streams] = st;
2348 nb_streams++;
2349 }
2350
2351 if (use_audio) {
2352 AVCodecContext *audio_enc;
2353
2354 st = av_mallocz(sizeof(AVStream));
2355 if (!st) {
2356 fprintf(stderr, "Could not alloc stream\n");
2357 exit(1);
2358 }
1e491e29 2359 avcodec_get_context_defaults(&st->codec);
1629626f 2360
85f07f22 2361 audio_enc = &st->codec;
85f07f22 2362 audio_enc->codec_type = CODEC_TYPE_AUDIO;
1629626f
FB		 2363 if (audio_stream_copy) {
2364 st->stream_copy = 1;
2365 } else {
2366 codec_id = file_oformat->audio_codec;
2367 if (audio_codec_id != CODEC_ID_NONE)
2368 codec_id = audio_codec_id;
2369 audio_enc->codec_id = codec_id;
2370
2371 audio_enc->bit_rate = audio_bit_rate;
2372 audio_enc->sample_rate = audio_sample_rate;
2373 /* For audio codecs other than AC3 we limit */
2374 /* the number of coded channels to stereo */
2375 if (audio_channels > 2 && codec_id != CODEC_ID_AC3) {
2376 audio_enc->channels = 2;
2377 } else
2378 audio_enc->channels = audio_channels;
2379 }
85f07f22
FB		 2380 oc->streams[nb_streams] = st;
2381 nb_streams++;
2382 }
2383
2384 oc->nb_streams = nb_streams;
2385
2386 if (!nb_streams) {
919f448d 2387 fprintf(stderr, "No audio or video streams available\n");
85f07f22
FB		 2388 exit(1);
2389 }
2390
2391 if (str_title)
79fdaa4c 2392 pstrcpy(oc->title, sizeof(oc->title), str_title);
85f07f22 2393 if (str_author)
79fdaa4c 2394 pstrcpy(oc->author, sizeof(oc->author), str_author);
85f07f22 2395 if (str_copyright)
79fdaa4c 2396 pstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright);
85f07f22 2397 if (str_comment)
79fdaa4c 2398 pstrcpy(oc->comment, sizeof(oc->comment), str_comment);
85f07f22
FB		 2399 }
2400
1629626f 2401 output_files[nb_output_files++] = oc;
85f07f22
FB		 2402
2403 strcpy(oc->filename, filename);
919f448d
FB		 2404
2405 /* check filename in case of an image number is expected */
79fdaa4c
FB		 2406 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
2407 if (filename_number_test(oc->filename) < 0) {
2408 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 2409 exit(1);
79fdaa4c 2410 }
919f448d
FB		 2411 }
2412
79fdaa4c 2413 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22
FB		 2414 /* test if it already exists to avoid loosing precious files */
2415 if (!file_overwrite &&
2416 (strchr(filename, ':') == NULL ||
2417 strstart(filename, "file:", NULL))) {
2418 if (url_exist(filename)) {
2419 int c;
2420
d9a916e2
CY		 2421 if ( !using_stdin ) {
2422 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
2423 fflush(stderr);
2424 c = getchar();
2425 if (toupper(c) != 'Y') {
2426 fprintf(stderr, "Not overwriting - exiting\n");
2427 exit(1);
2428 }
2429 }
2430 else {
2431 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 2432 exit(1);
d9a916e2 2433 }
85f07f22
FB		 2434 }
2435 }
2436
2437 /* open the file */
2438 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
2439 fprintf(stderr, "Could not open '%s'\n", filename);
2440 exit(1);
2441 }
2442 }
2443
817b23ff
FB		 2444 memset(ap, 0, sizeof(*ap));
2445 ap->image_format = image_format;
2446 if (av_set_parameters(oc, ap) < 0) {
2447 fprintf(stderr, "%s: Invalid encoding parameters\n",
2448 oc->filename);
2449 exit(1);
2450 }
2451
85f07f22 2452 /* reset some options */
79fdaa4c
FB		 2453 file_oformat = NULL;
2454 file_iformat = NULL;
817b23ff 2455 image_format = NULL;
85f07f22
FB		 2456 audio_disable = 0;
2457 video_disable = 0;
2458 audio_codec_id = CODEC_ID_NONE;
2459 video_codec_id = CODEC_ID_NONE;
1629626f
FB		 2460 audio_stream_copy = 0;
2461 video_stream_copy = 0;
85f07f22
FB		 2462}
2463
a38469e1 2464/* prepare dummy protocols for grab */
b29f97d1 2465static void prepare_grab(void)
a38469e1
FB		 2466{
2467 int has_video, has_audio, i, j;
2468 AVFormatContext *oc;
2469 AVFormatContext *ic;
79a7c268 2470 AVFormatParameters vp1, *vp = &vp1;
a38469e1 2471 AVFormatParameters ap1, *ap = &ap1;
79a7c268 2472
a38469e1
FB		 2473 /* see if audio/video inputs are needed */
2474 has_video = 0;
2475 has_audio = 0;
2476 memset(ap, 0, sizeof(*ap));
79a7c268 2477 memset(vp, 0, sizeof(*vp));
a38469e1
FB		 2478 for(j=0;j<nb_output_files;j++) {
2479 oc = output_files[j];
2480 for(i=0;i<oc->nb_streams;i++) {
2481 AVCodecContext *enc = &oc->streams[i]->codec;
2482 switch(enc->codec_type) {
2483 case CODEC_TYPE_AUDIO:
2484 if (enc->sample_rate > ap->sample_rate)
2485 ap->sample_rate = enc->sample_rate;
2486 if (enc->channels > ap->channels)
2487 ap->channels = enc->channels;
2488 has_audio = 1;
2489 break;
2490 case CODEC_TYPE_VIDEO:
79a7c268
FB		 2491 if (enc->width > vp->width)
2492 vp->width = enc->width;
2493 if (enc->height > vp->height)
2494 vp->height = enc->height;
14bea432
MN		 2495
2496 assert(enc->frame_rate_base == DEFAULT_FRAME_RATE_BASE);
2497 if (enc->frame_rate > vp->frame_rate){
2498 vp->frame_rate = enc->frame_rate;
2499 vp->frame_rate_base = enc->frame_rate_base;
2500 }
a38469e1
FB		 2501 has_video = 1;
2502 break;
51bd4565 2503 default:
c04643a2 2504 av_abort();
a38469e1
FB		 2505 }
2506 }
2507 }
2508
2509 if (has_video == 0 && has_audio == 0) {
2510 fprintf(stderr, "Output file must have at least one audio or video stream\n");
2511 exit(1);
2512 }
2513
2514 if (has_video) {
79fdaa4c 2515 AVInputFormat *fmt1;
8aa3ee32 2516 fmt1 = av_find_input_format(video_grab_format);
a5df11ab
FB		 2517 vp->device = video_device;
2518 vp->channel = video_channel;
e3ee3283 2519 vp->standard = video_standard;
79a7c268 2520 if (av_open_input_file(&ic, "", fmt1, 0, vp) < 0) {
bf5af568 2521 fprintf(stderr, "Could not find video grab device\n");
a38469e1
FB		 2522 exit(1);
2523 }
79fdaa4c 2524 /* by now video grab has one stream */
14bea432
MN		 2525 ic->streams[0]->r_frame_rate = vp->frame_rate;
2526 ic->streams[0]->r_frame_rate_base = vp->frame_rate_base;
a38469e1 2527 input_files[nb_input_files] = ic;
79a7c268 2528 dump_format(ic, nb_input_files, "", 0);
a38469e1
FB		 2529 nb_input_files++;
2530 }
1501987b 2531 if (has_audio && audio_grab_format) {
79fdaa4c 2532 AVInputFormat *fmt1;
8aa3ee32 2533 fmt1 = av_find_input_format(audio_grab_format);
79a7c268 2534 ap->device = audio_device;
79fdaa4c 2535 if (av_open_input_file(&ic, "", fmt1, 0, ap) < 0) {
bf5af568 2536 fprintf(stderr, "Could not find audio grab device\n");
a38469e1
FB		 2537 exit(1);
2538 }
2539 input_files[nb_input_files] = ic;
79a7c268 2540 dump_format(ic, nb_input_files, "", 0);
a38469e1
FB		 2541 nb_input_files++;
2542 }
2543}
2544
5abdb4b1 2545/* same option as mencoder */
b29f97d1 2546static void opt_pass(const char *pass_str)
5abdb4b1
FB		 2547{
2548 int pass;
2549 pass = atoi(pass_str);
2550 if (pass != 1 && pass != 2) {
2551 fprintf(stderr, "pass number can be only 1 or 2\n");
2552 exit(1);
2553 }
2554 do_pass = pass;
2555}
a38469e1 2556
f3ec2d46 2557#if defined(CONFIG_WIN32) || defined(CONFIG_OS2)
0c1a9eda 2558static int64_t getutime(void)
5727b222 2559{
f3ec2d46 2560 return av_gettime();
5727b222 2561}
bdc4796f 2562#else
0c1a9eda 2563static int64_t getutime(void)
bdc4796f 2564{
f3ec2d46
SG		 2565 struct rusage rusage;
2566
2567 getrusage(RUSAGE_SELF, &rusage);
2568 return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
bdc4796f
FB		 2569}
2570#endif
5727b222 2571
79fdaa4c
FB		 2572extern int ffm_nopts;
2573
b29f97d1 2574static void opt_bitexact(void)
79fdaa4c 2575{
b0368839 2576 bitexact=1;
79fdaa4c
FB		 2577 /* disable generate of real time pts in ffm (need to be supressed anyway) */
2578 ffm_nopts = 1;
2579}
2580
b29f97d1 2581static void show_formats(void)
85f07f22 2582{
79fdaa4c
FB		 2583 AVInputFormat *ifmt;
2584 AVOutputFormat *ofmt;
817b23ff 2585 AVImageFormat *image_fmt;
85f07f22
FB		 2586 URLProtocol *up;
2587 AVCodec *p;
2588 const char **pp;
2589
817b23ff 2590 printf("Output audio/video file formats:");
79fdaa4c
FB		 2591 for(ofmt = first_oformat; ofmt != NULL; ofmt = ofmt->next) {
2592 printf(" %s", ofmt->name);
85f07f22
FB		 2593 }
2594 printf("\n");
817b23ff
FB		 2595
2596 printf("Input audio/video file formats:");
79fdaa4c
FB		 2597 for(ifmt = first_iformat; ifmt != NULL; ifmt = ifmt->next) {
2598 printf(" %s", ifmt->name);
85f07f22
FB		 2599 }
2600 printf("\n");
2601
817b23ff
FB		 2602 printf("Output image formats:");
2603 for(image_fmt = first_image_format; image_fmt != NULL;
2604 image_fmt = image_fmt->next) {
2605 if (image_fmt->img_write)
2606 printf(" %s", image_fmt->name);
2607 }
2608 printf("\n");
2609
2610 printf("Input image formats:");
2611 for(image_fmt = first_image_format; image_fmt != NULL;
2612 image_fmt = image_fmt->next) {
2613 if (image_fmt->img_read)
2614 printf(" %s", image_fmt->name);
2615 }
2616 printf("\n");
2617
85f07f22
FB		 2618 printf("Codecs:\n");
2619 printf(" Encoders:");
2620 for(p = first_avcodec; p != NULL; p = p->next) {
2621 if (p->encode)
2622 printf(" %s", p->name);
2623 }
2624 printf("\n");
2625
2626 printf(" Decoders:");
2627 for(p = first_avcodec; p != NULL; p = p->next) {
2628 if (p->decode)
2629 printf(" %s", p->name);
2630 }
2631 printf("\n");
2632
2633 printf("Supported file protocols:");
2634 for(up = first_protocol; up != NULL; up = up->next)
2635 printf(" %s:", up->name);
2636 printf("\n");
2637
ba2a8cb4 2638 printf("Frame size, frame rate abbreviations: ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\n");
85f07f22
FB		 2639 printf("Motion estimation methods:");
2640 pp = motion_str;
2641 while (*pp) {
2642 printf(" %s", *pp);
101bea5f 2643 if ((pp - motion_str + 1) == ME_ZERO)
85f07f22 2644 printf("(fastest)");
101bea5f 2645 else if ((pp - motion_str + 1) == ME_FULL)
85f07f22 2646 printf("(slowest)");
101bea5f 2647 else if ((pp - motion_str + 1) == ME_EPZS)
85f07f22
FB		 2648 printf("(default)");
2649 pp++;
2650 }
2651 printf("\n");
2652 exit(1);
2653}
2654
85f07f22 2655const OptionDef options[] = {
02d504a7
FB		 2656 /* main options */
2657 { "L", 0, {(void*)show_license}, "show license" },
bdc4796f
FB		 2658 { "h", 0, {(void*)show_help}, "show help" },
2659 { "formats", 0, {(void*)show_formats}, "show available formats, codecs, protocols, ..." },
2660 { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" },
817b23ff 2661 { "img", HAS_ARG, {(void*)opt_image_format}, "force image format", "img_fmt" },
bdc4796f
FB		 2662 { "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" },
2663 { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" },
2664 { "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file:stream" },
2665 { "t", HAS_ARG, {(void*)opt_recording_time}, "set the recording time", "duration" },
2666 { "title", HAS_ARG | OPT_STRING, {(void*)&str_title}, "set the title", "string" },
2667 { "author", HAS_ARG | OPT_STRING, {(void*)&str_author}, "set the author", "string" },
2668 { "copyright", HAS_ARG | OPT_STRING, {(void*)&str_copyright}, "set the copyright", "string" },
2669 { "comment", HAS_ARG | OPT_STRING, {(void*)&str_comment}, "set the comment", "string" },
1d366fce 2670 { "debug", HAS_ARG | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" },
bdc4796f 2671 { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark},
5727b222 2672 "add timings for benchmarking" },
a0663ba4
FB		 2673 { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump},
2674 "dump each input packet" },
79fdaa4c 2675 { "bitexact", OPT_EXPERT, {(void*)opt_bitexact}, "only use bit exact algorithms (for codec testing)" },
b1b77fe9
FB		 2676 { "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" },
2677 { "loop", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "loop (current only works with images)" },
f068206e 2678 { "v", HAS_ARG, {(void*)opt_verbose}, "control amount of logging", "verbose" },
02d504a7
FB		 2679
2680 /* video options */
2681 { "b", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate}, "set video bitrate (in kbit/s)", "bitrate" },
2682 { "r", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_rate}, "set frame rate (Hz value, fraction or abbreviation)", "rate" },
02d504a7
FB		 2683 { "s", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" },
2684 { "aspect", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_aspect_ratio}, "set aspect ratio (4:3, 16:9 or 1.3333, 1.7777)", "aspect" },
2685 { "pix_fmt", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_frame_pix_fmt}, "set pixel format", "format" },
2686 { "croptop", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_top}, "set top crop band size (in pixels)", "size" },
2687 { "cropbottom", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_bottom}, "set bottom crop band size (in pixels)", "size" },
2688 { "cropleft", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_left}, "set left crop band size (in pixels)", "size" },
2689 { "cropright", HAS_ARG | OPT_VIDEO, {(void*)opt_frame_crop_right}, "set right crop band size (in pixels)", "size" },
2690 { "g", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_gop_size}, "set the group of picture size", "gop_size" },
2691 { "intra", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&intra_only}, "use only intra frames"},
2692 { "vn", OPT_BOOL | OPT_VIDEO, {(void*)&video_disable}, "disable video" },
2693 { "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video quantiser scale (VBR)", "q" },
2694 { "qmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qmin}, "min video quantiser scale (VBR)", "q" },
2695 { "qmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qmax}, "max video quantiser scale (VBR)", "q" },
2696 { "mbqmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_qmin}, "min macroblock quantiser scale (VBR)", "q" },
2697 { "mbqmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_qmax}, "max macroblock quantiser scale (VBR)", "q" },
2698 { "qdiff", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qdiff}, "max difference between the quantiser scale (VBR)", "q" },
2699 { "qblur", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qblur}, "video quantiser scale blur (VBR)", "blur" },
2700 { "qcomp", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qcomp}, "video quantiser scale compression (VBR)", "compression" },
2701 { "rc_init_cplx", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_rc_initial_cplx}, "initial complexity for 1-pass encoding", "complexity" },
2702 { "b_qfactor", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_b_qfactor}, "qp factor between p and b frames", "factor" },
2703 { "i_qfactor", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_i_qfactor}, "qp factor between p and i frames", "factor" },
2704 { "b_qoffset", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_b_qoffset}, "qp offset between p and b frames", "offset" },
2705 { "i_qoffset", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_i_qoffset}, "qp offset between p and i frames", "offset" },
2706// { "b_strategy", HAS_ARG | OPT_EXPERT, {(void*)opt_b_strategy}, "dynamic b frame selection strategy", "strategy" },
2707 { "rc_eq", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_eq}, "set rate control equation", "equation" },
d95ac2c5 2708 { "rc_override", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_override_string}, "rate control override for specific intervals", "override" },
02d504a7
FB		 2709 { "bt", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_tolerance}, "set video bitrate tolerance (in kbit/s)", "tolerance" },
2710 { "maxrate", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_max}, "set max video bitrate tolerance (in kbit/s)", "bitrate" },
2711 { "minrate", HAS_ARG | OPT_VIDEO, {(void*)opt_video_bitrate_min}, "set min video bitrate tolerance (in kbit/s)", "bitrate" },
2712 { "bufsize", HAS_ARG | OPT_VIDEO, {(void*)opt_video_buffer_size}, "set ratecontrol buffere size (in kbit)", "size" },
2713 { "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
2714 { "me", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_motion_estimation}, "set motion estimation method",
2715 "method" },
2716 { "dct_algo", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_dct_algo}, "set dct algo", "algo" },
2717 { "idct_algo", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_idct_algo}, "set idct algo", "algo" },
2718 { "er", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_error_resilience}, "set error resilience", "n" },
d95ac2c5 2719 { "ec", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_error_concealment}, "set error concealment", "bit_mask" },
f42eda74 2720 { "bf", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_b_frames}, "use 'frames' B frames", "frames" },
02d504a7
FB		 2721 { "hq", OPT_BOOL, {(void*)&mb_decision}, "activate high quality settings" },
2722 { "mbd", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_decision}, "macroblock decision", "mode" },
2723 { "4mv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_4mv}, "use four motion vector by macroblock (only MPEG-4)" },
2724 { "part", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_part}, "use data partitioning (only MPEG-4)" },
2725 { "bug", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_workaround_bugs}, "workaround not auto detected encoder bugs", "param" },
2726 { "ps", HAS_ARG | OPT_EXPERT, {(void*)opt_packet_size}, "set packet size in bits", "size" },
2727 { "strict", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_strict}, "how strictly to follow the standarts", "strictness" },
2728 { "sameq", OPT_BOOL | OPT_VIDEO, {(void*)&same_quality},
2729 "use same video quality as source (implies VBR)" },
2730 { "pass", HAS_ARG | OPT_VIDEO, {(void*)&opt_pass}, "select the pass number (1 or 2)", "n" },
2731 { "passlogfile", HAS_ARG | OPT_STRING | OPT_VIDEO, {(void*)&pass_logfilename}, "select two pass log file name", "file" },
2732 { "deinterlace", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_deinterlace},
2733 "deinterlace pictures" },
2734 { "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" },
2735 { "vstats", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_vstats}, "dump video coding statistics to file" },
2736 { "vhook", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)add_frame_hooker}, "insert video processing module", "module" },
02d504a7
FB		 2737 { "aic", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_aic}, "enable Advanced intra coding (h263+)" },
2738 { "umv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_umv}, "enable Unlimited Motion Vector (h263+)" },
02d504a7
FB		 2739
2740 /* audio options */
2741 { "ab", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_bitrate}, "set audio bitrate (in kbit/s)", "bitrate", },
2742 { "ar", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_rate}, "set audio sampling rate (in Hz)", "rate" },
2743 { "ac", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_channels}, "set number of audio channels", "channels" },
2744 { "an", OPT_BOOL | OPT_AUDIO, {(void*)&audio_disable}, "disable audio" },
2745 { "acodec", HAS_ARG | OPT_AUDIO, {(void*)opt_audio_codec}, "force audio codec ('copy' to copy stream)", "codec" },
2746
2747 /* grab options */
2748 { "vd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_device}, "set video grab device", "device" },
2749 { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "set video grab channel (DV1394 only)", "channel" },
2750 { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "set television standard (NTSC, PAL (SECAM))", "standard" },
2751 { "dv1394", OPT_EXPERT | OPT_GRAB, {(void*)opt_dv1394}, "set DV1394 grab", "" },
2752 { "ad", HAS_ARG | OPT_EXPERT | OPT_AUDIO | OPT_GRAB, {(void*)opt_audio_device}, "set audio device", "device" },
85f07f22
FB		 2753 { NULL, },
2754};
2755
02d504a7
FB		 2756static void show_banner(void)
2757{
2758 printf("ffmpeg version " FFMPEG_VERSION ", Copyright (c) 2000-2003 Fabrice Bellard\n");
2759}
2760
2761static void show_license(void)
2762{
2763 show_banner();
2764 printf(
2765 "This library is free software; you can redistribute it and/or\n"
2766 "modify it under the terms of the GNU Lesser General Public\n"
2767 "License as published by the Free Software Foundation; either\n"
2768 "version 2 of the License, or (at your option) any later version.\n"
2769 "\n"
2770 "This library is distributed in the hope that it will be useful,\n"
2771 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
2772 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\n"
2773 "Lesser General Public License for more details.\n"
2774 "\n"
2775 "You should have received a copy of the GNU Lesser General Public\n"
2776 "License along with this library; if not, write to the Free Software\n"
2777 "Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\n"
2778 );
2779 exit(1);
2780}
2781
2782static void show_help(void)
01310af2 2783{
02d504a7 2784 show_banner();
01310af2
FB		 2785 printf("usage: ffmpeg [[options] -i input_file]... {[options] outfile}...\n"
2786 "Hyper fast Audio and Video encoder\n");
2787 printf("\n");
02d504a7
FB		 2788 show_help_options(options, "Main options:\n",
2789 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO, 0);
2790 show_help_options(options, "\nVideo options:\n",
2791 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
2792 OPT_VIDEO);
2793 show_help_options(options, "\nAdvanced Video options:\n",
2794 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
2795 OPT_VIDEO | OPT_EXPERT);
2796 show_help_options(options, "\nAudio options:\n",
2797 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
2798 OPT_AUDIO);
2799 show_help_options(options, "\nAdvanced Audio options:\n",
2800 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
2801 OPT_AUDIO | OPT_EXPERT);
2802 show_help_options(options, "\nAudio/Video grab options:\n",
2803 OPT_GRAB,
2804 OPT_GRAB);
2805 show_help_options(options, "\nAdvanced options:\n",
2806 OPT_EXPERT | OPT_AUDIO | OPT_VIDEO | OPT_GRAB,
2807 OPT_EXPERT);
01310af2
FB		 2808 exit(1);
2809}
2810
2811void parse_arg_file(const char *filename)
2812{
2813 opt_output_file(filename);
2814}
2815
85f07f22
FB		 2816int main(int argc, char **argv)
2817{
01310af2 2818 int i;
0c1a9eda 2819 int64_t ti;
63b15e55 2820
2c4ae653 2821 av_register_all();
85f07f22
FB		 2822
2823 if (argc <= 1)
2824 show_help();
a38469e1
FB		 2825
2826 /* parse options */
01310af2 2827 parse_options(argc, argv, options);
85f07f22 2828
01310af2
FB		 2829 /* file converter / grab */
2830 if (nb_output_files <= 0) {
2831 fprintf(stderr, "Must supply at least one output file\n");
2832 exit(1);
2833 }
2834
2835 if (nb_input_files == 0) {
2836 prepare_grab();
a38469e1
FB		 2837 }
2838
2839 ti = getutime();
2840 av_encode(output_files, nb_output_files, input_files, nb_input_files,
2841 stream_maps, nb_stream_maps);
2842 ti = getutime() - ti;
2843 if (do_benchmark) {
2844 printf("bench: utime=%0.3fs\n", ti / 1000000.0);
85f07f22
FB		 2845 }
2846
2847 /* close files */
2848 for(i=0;i<nb_output_files;i++) {
4fca59f2
ZK		 2849 /* maybe av_close_output_file ??? */
2850 AVFormatContext *s = output_files[i];
2851 int j;
2852 if (!(s->oformat->flags & AVFMT_NOFILE))
2853 url_fclose(&s->pb);
2854 for(j=0;j<s->nb_streams;j++)
2855 av_free(s->streams[j]);
2856 av_free(s);
85f07f22 2857 }
79fdaa4c
FB		 2858 for(i=0;i<nb_input_files;i++)
2859 av_close_input_file(input_files[i]);
85f07f22 2860
855ea723 2861 av_free_static();
db40a39a
MN		 2862
2863
e45a2872 2864#ifdef POWERPC_PERFORMANCE_REPORT
35e5fb06
RD		 2865 extern void powerpc_display_perf_report(void);
2866 powerpc_display_perf_report();
e45a2872 2867#endif /* POWERPC_PERFORMANCE_REPORT */
db40a39a 2868
9680a722
RP		 2869#ifndef CONFIG_WIN32
2870 if (received_sigterm) {
2871 fprintf(stderr,
2872 "Received signal %d: terminating.\n",
2873 (int) received_sigterm);
2874 exit (255);
2875 }
2876#endif
2877 exit(0); /* not all OS-es handle main() return value */
85f07f22
FB		 2878 return 0;
2879}
Libav master