Commit | Line | Data |
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85f07f22 FB |
1 | /* |
2 | * FFmpeg main | |
3 | * Copyright (c) 2000,2001 Gerard Lantau | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
18 | */ | |
daf8e955 FB |
19 | #define HAVE_AV_CONFIG_H |
20 | #include "avformat.h" | |
21 | ||
bdc4796f | 22 | #ifndef CONFIG_WIN32 |
85f07f22 FB |
23 | #include <unistd.h> |
24 | #include <fcntl.h> | |
25 | #include <sys/ioctl.h> | |
85f07f22 | 26 | #include <sys/time.h> |
85f07f22 | 27 | #include <termios.h> |
ce7c56c2 | 28 | #include <time.h> |
5727b222 | 29 | #include <sys/resource.h> |
85f07f22 | 30 | #include <ctype.h> |
bdc4796f | 31 | #endif |
85f07f22 | 32 | |
85f07f22 | 33 | |
bdc4796f FB |
34 | #define MAXINT64 INT64_C(0x7fffffffffffffff) |
35 | ||
85f07f22 FB |
36 | typedef struct { |
37 | const char *name; | |
38 | int flags; | |
39 | #define HAS_ARG 0x0001 | |
40 | #define OPT_BOOL 0x0002 | |
41 | #define OPT_EXPERT 0x0004 | |
42 | #define OPT_STRING 0x0008 | |
43 | union { | |
44 | void (*func_arg)(); | |
45 | int *int_arg; | |
46 | char **str_arg; | |
47 | } u; | |
48 | const char *help; | |
49 | const char *argname; | |
50 | } OptionDef; | |
51 | ||
52 | /* select an input stream for an output stream */ | |
53 | typedef struct AVStreamMap { | |
54 | int file_index; | |
55 | int stream_index; | |
56 | } AVStreamMap; | |
57 | ||
58 | extern const OptionDef options[]; | |
59 | ||
60 | void show_help(void); | |
61 | ||
62 | #define MAX_FILES 20 | |
63 | ||
64 | static AVFormatContext *input_files[MAX_FILES]; | |
65 | static int nb_input_files = 0; | |
66 | ||
67 | static AVFormatContext *output_files[MAX_FILES]; | |
68 | static int nb_output_files = 0; | |
69 | ||
70 | static AVStreamMap stream_maps[MAX_FILES]; | |
71 | static int nb_stream_maps; | |
72 | ||
73 | static AVFormat *file_format; | |
74 | static int frame_width = 160; | |
75 | static int frame_height = 128; | |
76 | static int frame_rate = 25 * FRAME_RATE_BASE; | |
77 | static int video_bit_rate = 200000; | |
9cdd6a24 | 78 | static int video_bit_rate_tolerance = 200000; |
85f07f22 | 79 | static int video_qscale = 0; |
9cdd6a24 MN |
80 | static int video_qmin = 3; |
81 | static int video_qmax = 15; | |
82 | static int video_qdiff = 3; | |
83 | static float video_qblur = 0.5; | |
84 | static float video_qcomp = 0.5; | |
101bea5f | 85 | static int me_method = 0; |
85f07f22 FB |
86 | static int video_disable = 0; |
87 | static int video_codec_id = CODEC_ID_NONE; | |
88 | static int same_quality = 0; | |
e4986da9 | 89 | static int use_hq = 0; |
29da453b | 90 | static int use_4mv = 0; |
cfcf0ffd | 91 | static int do_deinterlace = 0; |
85f07f22 FB |
92 | |
93 | static int gop_size = 12; | |
94 | static int intra_only = 0; | |
95 | static int audio_sample_rate = 44100; | |
96 | static int audio_bit_rate = 64000; | |
97 | static int audio_disable = 0; | |
98 | static int audio_channels = 1; | |
99 | static int audio_codec_id = CODEC_ID_NONE; | |
100 | ||
101 | static INT64 recording_time = 0; | |
102 | static int file_overwrite = 0; | |
103 | static char *str_title = NULL; | |
104 | static char *str_author = NULL; | |
105 | static char *str_copyright = NULL; | |
106 | static char *str_comment = NULL; | |
5727b222 | 107 | static int do_benchmark = 0; |
a0663ba4 | 108 | static int do_hex_dump = 0; |
a38469e1 | 109 | static int do_play = 0; |
43f1708f | 110 | static int do_psnr = 0; |
ce7c56c2 | 111 | static int do_vstats = 0; |
85f07f22 FB |
112 | |
113 | typedef struct AVOutputStream { | |
114 | int file_index; /* file index */ | |
115 | int index; /* stream index in the output file */ | |
116 | int source_index; /* AVInputStream index */ | |
117 | AVStream *st; /* stream in the output file */ | |
118 | int encoding_needed; /* true if encoding needed for this stream */ | |
119 | ||
120 | int fifo_packet_rptr; /* read index in the corresponding | |
121 | avinputstream packet fifo */ | |
122 | /* video only */ | |
123 | AVPicture pict_tmp; /* temporary image for resizing */ | |
124 | int video_resample; | |
125 | ImgReSampleContext *img_resample_ctx; /* for image resampling */ | |
126 | ||
127 | /* audio only */ | |
128 | int audio_resample; | |
129 | ReSampleContext *resample; /* for audio resampling */ | |
130 | FifoBuffer fifo; /* for compression: one audio fifo per codec */ | |
131 | } AVOutputStream; | |
132 | ||
133 | typedef struct AVInputStream { | |
134 | int file_index; | |
135 | int index; | |
136 | AVStream *st; | |
137 | int discard; /* true if stream data should be discarded */ | |
138 | int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */ | |
139 | INT64 pts; /* current pts */ | |
140 | int frame_number; /* current frame */ | |
141 | INT64 sample_index; /* current sample */ | |
142 | } AVInputStream; | |
143 | ||
144 | typedef struct AVInputFile { | |
145 | int eof_reached; /* true if eof reached */ | |
146 | int ist_index; /* index of first stream in ist_table */ | |
147 | int buffer_size; /* current total buffer size */ | |
148 | int buffer_size_max; /* buffer size at which we consider we can stop | |
149 | buffering */ | |
150 | } AVInputFile; | |
151 | ||
bdc4796f FB |
152 | #ifndef CONFIG_WIN32 |
153 | ||
85f07f22 FB |
154 | /* init terminal so that we can grab keys */ |
155 | static struct termios oldtty; | |
156 | ||
157 | static void term_exit(void) | |
158 | { | |
159 | tcsetattr (0, TCSANOW, &oldtty); | |
160 | } | |
161 | ||
162 | static void term_init(void) | |
163 | { | |
164 | struct termios tty; | |
165 | ||
166 | tcgetattr (0, &tty); | |
167 | oldtty = tty; | |
168 | ||
169 | tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP | |
170 | |INLCR|IGNCR|ICRNL|IXON); | |
171 | tty.c_oflag |= OPOST; | |
172 | tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN); | |
173 | tty.c_cflag &= ~(CSIZE|PARENB); | |
174 | tty.c_cflag |= CS8; | |
175 | tty.c_cc[VMIN] = 1; | |
176 | tty.c_cc[VTIME] = 0; | |
177 | ||
178 | tcsetattr (0, TCSANOW, &tty); | |
179 | ||
180 | atexit(term_exit); | |
181 | } | |
182 | ||
183 | /* read a key without blocking */ | |
184 | static int read_key(void) | |
185 | { | |
186 | struct timeval tv; | |
187 | int n; | |
188 | unsigned char ch; | |
189 | fd_set rfds; | |
190 | ||
191 | FD_ZERO(&rfds); | |
192 | FD_SET(0, &rfds); | |
193 | tv.tv_sec = 0; | |
194 | tv.tv_usec = 0; | |
195 | n = select(1, &rfds, NULL, NULL, &tv); | |
196 | if (n > 0) { | |
197 | if (read(0, &ch, 1) == 1) | |
198 | return ch; | |
199 | } | |
200 | return -1; | |
201 | } | |
202 | ||
a38469e1 | 203 | #else |
85f07f22 | 204 | |
a38469e1 FB |
205 | /* no interactive support */ |
206 | static void term_exit(void) | |
85f07f22 | 207 | { |
a38469e1 | 208 | } |
85f07f22 | 209 | |
a38469e1 FB |
210 | static void term_init(void) |
211 | { | |
212 | } | |
85f07f22 | 213 | |
a38469e1 FB |
214 | static int read_key(void) |
215 | { | |
216 | return -1; | |
85f07f22 FB |
217 | } |
218 | ||
a38469e1 | 219 | #endif |
bdc4796f | 220 | |
85f07f22 FB |
221 | int read_ffserver_streams(AVFormatContext *s, const char *filename) |
222 | { | |
223 | int i; | |
224 | AVFormatContext *ic; | |
225 | ||
a38469e1 | 226 | ic = av_open_input_file(filename, NULL, FFM_PACKET_SIZE, NULL); |
85f07f22 FB |
227 | if (!ic) |
228 | return -EIO; | |
229 | /* copy stream format */ | |
230 | s->nb_streams = ic->nb_streams; | |
231 | for(i=0;i<ic->nb_streams;i++) { | |
232 | AVStream *st; | |
233 | st = av_mallocz(sizeof(AVFormatContext)); | |
234 | memcpy(st, ic->streams[i], sizeof(AVStream)); | |
235 | s->streams[i] = st; | |
236 | } | |
237 | ||
238 | av_close_input_file(ic); | |
239 | return 0; | |
240 | } | |
241 | ||
242 | #define MAX_AUDIO_PACKET_SIZE 16384 | |
243 | ||
244 | static void do_audio_out(AVFormatContext *s, | |
245 | AVOutputStream *ost, | |
246 | AVInputStream *ist, | |
247 | unsigned char *buf, int size) | |
248 | { | |
249 | UINT8 *buftmp; | |
250 | UINT8 audio_buf[2*MAX_AUDIO_PACKET_SIZE]; /* XXX: allocate it */ | |
251 | UINT8 audio_out[MAX_AUDIO_PACKET_SIZE]; /* XXX: allocate it */ | |
252 | int size_out, frame_bytes, ret; | |
253 | AVCodecContext *enc; | |
254 | ||
255 | enc = &ost->st->codec; | |
256 | ||
257 | if (ost->audio_resample) { | |
258 | buftmp = audio_buf; | |
259 | size_out = audio_resample(ost->resample, | |
260 | (short *)buftmp, (short *)buf, | |
261 | size / (ist->st->codec.channels * 2)); | |
262 | size_out = size_out * enc->channels * 2; | |
263 | } else { | |
264 | buftmp = buf; | |
265 | size_out = size; | |
266 | } | |
267 | ||
268 | /* now encode as many frames as possible */ | |
a0663ba4 | 269 | if (enc->frame_size > 1) { |
85f07f22 FB |
270 | /* output resampled raw samples */ |
271 | fifo_write(&ost->fifo, buftmp, size_out, | |
272 | &ost->fifo.wptr); | |
273 | ||
274 | frame_bytes = enc->frame_size * 2 * enc->channels; | |
275 | ||
276 | while (fifo_read(&ost->fifo, audio_buf, frame_bytes, | |
277 | &ost->fifo.rptr) == 0) { | |
a0663ba4 FB |
278 | ret = avcodec_encode_audio(enc, audio_out, sizeof(audio_out), |
279 | (short *)audio_buf); | |
10bb7023 | 280 | s->format->write_packet(s, ost->index, audio_out, ret, 0); |
85f07f22 FB |
281 | } |
282 | } else { | |
a0663ba4 FB |
283 | /* output a pcm frame */ |
284 | /* XXX: change encoding codec API to avoid this ? */ | |
285 | switch(enc->codec->id) { | |
286 | case CODEC_ID_PCM_S16LE: | |
287 | case CODEC_ID_PCM_S16BE: | |
288 | case CODEC_ID_PCM_U16LE: | |
289 | case CODEC_ID_PCM_U16BE: | |
290 | break; | |
291 | default: | |
292 | size_out = size_out >> 1; | |
293 | break; | |
294 | } | |
295 | ret = avcodec_encode_audio(enc, audio_out, size_out, | |
296 | (short *)buftmp); | |
10bb7023 | 297 | s->format->write_packet(s, ost->index, audio_out, ret, 0); |
85f07f22 FB |
298 | } |
299 | } | |
300 | ||
301 | /* write a picture to a raw mux */ | |
cfcf0ffd FB |
302 | static void write_picture(AVFormatContext *s, int index, AVPicture *picture, |
303 | int pix_fmt, int w, int h) | |
85f07f22 FB |
304 | { |
305 | UINT8 *buf, *src, *dest; | |
306 | int size, j, i; | |
cfcf0ffd | 307 | |
85f07f22 FB |
308 | /* XXX: not efficient, should add test if we can take |
309 | directly the AVPicture */ | |
cfcf0ffd FB |
310 | switch(pix_fmt) { |
311 | case PIX_FMT_YUV420P: | |
5b0ad91b J |
312 | size = avpicture_get_size(pix_fmt, w, h); |
313 | buf = malloc(size); | |
314 | if (!buf) | |
315 | return; | |
cfcf0ffd FB |
316 | dest = buf; |
317 | for(i=0;i<3;i++) { | |
318 | if (i == 1) { | |
319 | w >>= 1; | |
320 | h >>= 1; | |
321 | } | |
322 | src = picture->data[i]; | |
323 | for(j=0;j<h;j++) { | |
324 | memcpy(dest, src, w); | |
325 | dest += w; | |
326 | src += picture->linesize[i]; | |
327 | } | |
328 | } | |
329 | break; | |
330 | case PIX_FMT_YUV422P: | |
331 | size = (w * h) * 2; | |
332 | buf = malloc(size); | |
5b0ad91b J |
333 | if (!buf) |
334 | return; | |
cfcf0ffd FB |
335 | dest = buf; |
336 | for(i=0;i<3;i++) { | |
337 | if (i == 1) { | |
338 | w >>= 1; | |
339 | } | |
340 | src = picture->data[i]; | |
341 | for(j=0;j<h;j++) { | |
342 | memcpy(dest, src, w); | |
343 | dest += w; | |
344 | src += picture->linesize[i]; | |
345 | } | |
346 | } | |
347 | break; | |
348 | case PIX_FMT_YUV444P: | |
349 | size = (w * h) * 3; | |
350 | buf = malloc(size); | |
5b0ad91b J |
351 | if (!buf) |
352 | return; | |
cfcf0ffd FB |
353 | dest = buf; |
354 | for(i=0;i<3;i++) { | |
355 | src = picture->data[i]; | |
356 | for(j=0;j<h;j++) { | |
357 | memcpy(dest, src, w); | |
358 | dest += w; | |
359 | src += picture->linesize[i]; | |
360 | } | |
361 | } | |
362 | break; | |
363 | case PIX_FMT_YUV422: | |
364 | size = (w * h) * 2; | |
365 | buf = malloc(size); | |
5b0ad91b J |
366 | if (!buf) |
367 | return; | |
cfcf0ffd FB |
368 | dest = buf; |
369 | src = picture->data[0]; | |
370 | for(j=0;j<h;j++) { | |
371 | memcpy(dest, src, w * 2); | |
372 | dest += w * 2; | |
373 | src += picture->linesize[0]; | |
85f07f22 | 374 | } |
cfcf0ffd FB |
375 | break; |
376 | case PIX_FMT_RGB24: | |
377 | case PIX_FMT_BGR24: | |
378 | size = (w * h) * 3; | |
379 | buf = malloc(size); | |
5b0ad91b J |
380 | if (!buf) |
381 | return; | |
cfcf0ffd FB |
382 | dest = buf; |
383 | src = picture->data[0]; | |
85f07f22 | 384 | for(j=0;j<h;j++) { |
cfcf0ffd FB |
385 | memcpy(dest, src, w * 3); |
386 | dest += w * 3; | |
387 | src += picture->linesize[0]; | |
85f07f22 | 388 | } |
cfcf0ffd FB |
389 | break; |
390 | default: | |
391 | return; | |
85f07f22 | 392 | } |
10bb7023 | 393 | s->format->write_packet(s, index, buf, size, 0); |
85f07f22 FB |
394 | free(buf); |
395 | } | |
396 | ||
397 | ||
398 | static void do_video_out(AVFormatContext *s, | |
399 | AVOutputStream *ost, | |
400 | AVInputStream *ist, | |
ce7c56c2 J |
401 | AVPicture *picture1, |
402 | int *frame_size) | |
85f07f22 FB |
403 | { |
404 | int n1, n2, nb, i, ret, frame_number; | |
cfcf0ffd FB |
405 | AVPicture *picture, *picture2, *pict; |
406 | AVPicture picture_tmp1, picture_tmp2; | |
544286b3 | 407 | UINT8 video_buffer[1024*1024]; |
cfcf0ffd FB |
408 | UINT8 *buf = NULL, *buf1 = NULL; |
409 | AVCodecContext *enc, *dec; | |
85f07f22 FB |
410 | |
411 | enc = &ost->st->codec; | |
cfcf0ffd | 412 | dec = &ist->st->codec; |
85f07f22 FB |
413 | |
414 | frame_number = ist->frame_number; | |
415 | /* first drop frame if needed */ | |
cfcf0ffd FB |
416 | n1 = ((INT64)frame_number * enc->frame_rate) / dec->frame_rate; |
417 | n2 = (((INT64)frame_number + 1) * enc->frame_rate) / dec->frame_rate; | |
85f07f22 | 418 | nb = n2 - n1; |
ce7c56c2 | 419 | if (nb <= 0) |
85f07f22 | 420 | return; |
ce7c56c2 | 421 | |
cfcf0ffd FB |
422 | /* deinterlace : must be done before any resize */ |
423 | if (do_deinterlace) { | |
424 | int size; | |
425 | ||
426 | /* create temporary picture */ | |
427 | size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height); | |
428 | buf1 = malloc(size); | |
429 | if (!buf1) | |
430 | return; | |
431 | ||
432 | picture2 = &picture_tmp2; | |
433 | avpicture_fill(picture2, buf1, dec->pix_fmt, dec->width, dec->height); | |
434 | ||
435 | if (avpicture_deinterlace(picture2, picture1, | |
436 | dec->pix_fmt, dec->width, dec->height) < 0) { | |
437 | /* if error, do not deinterlace */ | |
438 | free(buf1); | |
439 | buf1 = NULL; | |
440 | picture2 = picture1; | |
441 | } | |
442 | } else { | |
443 | picture2 = picture1; | |
444 | } | |
445 | ||
446 | /* convert pixel format if needed */ | |
447 | if (enc->pix_fmt != dec->pix_fmt) { | |
448 | int size; | |
449 | ||
450 | /* create temporary picture */ | |
451 | size = avpicture_get_size(enc->pix_fmt, dec->width, dec->height); | |
452 | buf = malloc(size); | |
453 | if (!buf) | |
454 | return; | |
455 | pict = &picture_tmp1; | |
456 | avpicture_fill(pict, buf, enc->pix_fmt, dec->width, dec->height); | |
457 | ||
458 | if (img_convert(pict, enc->pix_fmt, | |
459 | picture2, dec->pix_fmt, | |
460 | dec->width, dec->height) < 0) { | |
461 | fprintf(stderr, "pixel format conversion not handled\n"); | |
462 | goto the_end; | |
463 | } | |
464 | } else { | |
465 | pict = picture2; | |
466 | } | |
467 | ||
468 | /* XXX: resampling could be done before raw format convertion in | |
469 | some cases to go faster */ | |
470 | /* XXX: only works for YUV420P */ | |
85f07f22 FB |
471 | if (ost->video_resample) { |
472 | picture = &ost->pict_tmp; | |
473 | img_resample(ost->img_resample_ctx, picture, pict); | |
474 | } else { | |
475 | picture = pict; | |
476 | } | |
477 | ||
478 | /* duplicates frame if needed */ | |
479 | /* XXX: pb because no interleaving */ | |
480 | for(i=0;i<nb;i++) { | |
481 | if (enc->codec_id != CODEC_ID_RAWVIDEO) { | |
482 | /* handles sameq here. This is not correct because it may | |
483 | not be a global option */ | |
484 | if (same_quality) { | |
cfcf0ffd | 485 | enc->quality = dec->quality; |
85f07f22 | 486 | } |
cfcf0ffd | 487 | ret = avcodec_encode_video(enc, |
85f07f22 FB |
488 | video_buffer, sizeof(video_buffer), |
489 | picture); | |
10bb7023 | 490 | s->format->write_packet(s, ost->index, video_buffer, ret, 0); |
ce7c56c2 | 491 | *frame_size = ret; |
85f07f22 | 492 | } else { |
cfcf0ffd | 493 | write_picture(s, ost->index, picture, enc->pix_fmt, enc->width, enc->height); |
85f07f22 FB |
494 | } |
495 | } | |
cfcf0ffd FB |
496 | the_end: |
497 | if (buf) | |
498 | free(buf); | |
499 | if (buf1) | |
500 | free(buf1); | |
85f07f22 FB |
501 | } |
502 | ||
ce7c56c2 J |
503 | static void do_video_stats(AVOutputStream *ost, |
504 | AVInputStream *ist, | |
505 | int frame_size) | |
506 | { | |
507 | static FILE *fvstats=NULL; | |
508 | static INT64 total_size = 0; | |
509 | struct tm *today; | |
510 | time_t today2; | |
511 | char filename[40]; | |
512 | AVCodecContext *enc; | |
513 | int frame_number; | |
514 | INT64 ti; | |
515 | double ti1, bitrate, avg_bitrate; | |
516 | ||
517 | if (!fvstats) { | |
518 | today2 = time(NULL); | |
519 | today = localtime(&today2); | |
520 | sprintf(filename, "vstats_%02d%02d%02d.log", today->tm_hour, | |
521 | today->tm_min, | |
522 | today->tm_sec); | |
523 | fvstats = fopen(filename,"w"); | |
524 | if (!fvstats) { | |
525 | perror("fopen"); | |
526 | exit(1); | |
527 | } | |
528 | } | |
529 | ||
530 | ti = MAXINT64; | |
531 | enc = &ost->st->codec; | |
532 | total_size += frame_size; | |
533 | if (enc->codec_type == CODEC_TYPE_VIDEO) { | |
534 | frame_number = ist->frame_number; | |
535 | fprintf(fvstats, "frame= %5d q= %2d ", frame_number, enc->quality); | |
536 | if (do_psnr) | |
537 | fprintf(fvstats, "PSNR= %6.2f ", enc->psnr_y); | |
538 | ||
539 | fprintf(fvstats,"f_size= %6d ", frame_size); | |
540 | /* compute min pts value */ | |
541 | if (!ist->discard && ist->pts < ti) { | |
542 | ti = ist->pts; | |
543 | } | |
544 | ti1 = (double)ti / 1000000.0; | |
545 | if (ti1 < 0.01) | |
546 | ti1 = 0.01; | |
547 | ||
548 | bitrate = (double)(frame_size * 8) * enc->frame_rate / FRAME_RATE_BASE / 1000.0; | |
549 | avg_bitrate = (double)(total_size * 8) / ti1 / 1000.0; | |
550 | fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ", | |
551 | (double)total_size / 1024, ti1, bitrate, avg_bitrate); | |
552 | fprintf(fvstats,"type= %s\n", enc->key_frame == 1 ? "I" : "P"); | |
553 | } | |
554 | ||
555 | ||
556 | ||
557 | } | |
558 | ||
85f07f22 FB |
559 | static void hex_dump(UINT8 *buf, int size) |
560 | { | |
561 | int len, i, j, c; | |
562 | ||
563 | for(i=0;i<size;i+=16) { | |
564 | len = size - i; | |
565 | if (len > 16) | |
566 | len = 16; | |
567 | printf("%08x ", i); | |
568 | for(j=0;j<16;j++) { | |
569 | if (j < len) | |
570 | printf(" %02x", buf[i+j]); | |
571 | else | |
572 | printf(" "); | |
573 | } | |
574 | printf(" "); | |
575 | for(j=0;j<len;j++) { | |
576 | c = buf[i+j]; | |
577 | if (c < ' ' || c > '~') | |
578 | c = '.'; | |
579 | printf("%c", c); | |
580 | } | |
581 | printf("\n"); | |
582 | } | |
583 | } | |
85f07f22 FB |
584 | |
585 | /* | |
586 | * The following code is the main loop of the file converter | |
587 | */ | |
588 | static int av_encode(AVFormatContext **output_files, | |
589 | int nb_output_files, | |
590 | AVFormatContext **input_files, | |
591 | int nb_input_files, | |
592 | AVStreamMap *stream_maps, int nb_stream_maps) | |
593 | { | |
bdc4796f | 594 | int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0; |
85f07f22 FB |
595 | AVFormatContext *is, *os; |
596 | AVCodecContext *codec, *icodec; | |
597 | AVOutputStream *ost, **ost_table = NULL; | |
598 | AVInputStream *ist, **ist_table = NULL; | |
599 | INT64 min_pts, start_time; | |
bdc4796f FB |
600 | AVInputFile *file_table; |
601 | ||
602 | file_table= (AVInputFile*) malloc(nb_input_files * sizeof(AVInputFile)); | |
603 | if (!file_table) | |
604 | goto fail; | |
85f07f22 FB |
605 | |
606 | memset(file_table, 0, sizeof(file_table)); | |
607 | ||
608 | /* input stream init */ | |
609 | j = 0; | |
610 | for(i=0;i<nb_input_files;i++) { | |
611 | is = input_files[i]; | |
612 | file_table[i].ist_index = j; | |
613 | j += is->nb_streams; | |
614 | } | |
615 | nb_istreams = j; | |
616 | ||
617 | ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *)); | |
618 | if (!ist_table) | |
bdc4796f | 619 | goto fail; |
85f07f22 FB |
620 | |
621 | for(i=0;i<nb_istreams;i++) { | |
622 | ist = av_mallocz(sizeof(AVInputStream)); | |
623 | if (!ist) | |
624 | goto fail; | |
625 | ist_table[i] = ist; | |
626 | } | |
627 | j = 0; | |
628 | for(i=0;i<nb_input_files;i++) { | |
629 | is = input_files[i]; | |
630 | for(k=0;k<is->nb_streams;k++) { | |
631 | ist = ist_table[j++]; | |
632 | ist->st = is->streams[k]; | |
633 | ist->file_index = i; | |
634 | ist->index = k; | |
635 | ist->discard = 1; /* the stream is discarded by default | |
636 | (changed later) */ | |
637 | } | |
638 | } | |
639 | ||
640 | /* output stream init */ | |
641 | nb_ostreams = 0; | |
642 | for(i=0;i<nb_output_files;i++) { | |
643 | os = output_files[i]; | |
644 | nb_ostreams += os->nb_streams; | |
645 | } | |
646 | if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) { | |
647 | fprintf(stderr, "Number of stream maps must match number of output streams\n"); | |
648 | exit(1); | |
649 | } | |
650 | ||
651 | ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams); | |
652 | if (!ost_table) | |
653 | goto fail; | |
654 | for(i=0;i<nb_ostreams;i++) { | |
655 | ost = av_mallocz(sizeof(AVOutputStream)); | |
656 | if (!ost) | |
657 | goto fail; | |
658 | ost_table[i] = ost; | |
659 | } | |
660 | ||
661 | n = 0; | |
662 | for(k=0;k<nb_output_files;k++) { | |
663 | os = output_files[k]; | |
664 | for(i=0;i<os->nb_streams;i++) { | |
665 | int found; | |
666 | ost = ost_table[n++]; | |
667 | ost->file_index = k; | |
668 | ost->index = i; | |
669 | ost->st = os->streams[i]; | |
670 | if (nb_stream_maps > 0) { | |
671 | ost->source_index = file_table[stream_maps[n-1].file_index].ist_index + | |
672 | stream_maps[n-1].stream_index; | |
673 | } else { | |
674 | /* get corresponding input stream index : we select the first one with the right type */ | |
675 | found = 0; | |
676 | for(j=0;j<nb_istreams;j++) { | |
677 | ist = ist_table[j]; | |
678 | if (ist->discard && | |
679 | ist->st->codec.codec_type == ost->st->codec.codec_type) { | |
680 | ost->source_index = j; | |
681 | found = 1; | |
682 | } | |
683 | } | |
684 | ||
685 | if (!found) { | |
686 | /* try again and reuse existing stream */ | |
687 | for(j=0;j<nb_istreams;j++) { | |
688 | ist = ist_table[j]; | |
689 | if (ist->st->codec.codec_type == ost->st->codec.codec_type) { | |
690 | ost->source_index = j; | |
691 | found = 1; | |
692 | } | |
693 | } | |
694 | if (!found) { | |
695 | fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n", | |
696 | ost->file_index, ost->index); | |
697 | exit(1); | |
698 | } | |
699 | } | |
700 | } | |
701 | ist = ist_table[ost->source_index]; | |
702 | ist->discard = 0; | |
703 | } | |
704 | } | |
705 | ||
706 | /* dump the stream mapping */ | |
707 | fprintf(stderr, "Stream mapping:\n"); | |
708 | for(i=0;i<nb_ostreams;i++) { | |
709 | ost = ost_table[i]; | |
710 | fprintf(stderr, " Stream #%d.%d -> #%d.%d\n", | |
711 | ist_table[ost->source_index]->file_index, | |
712 | ist_table[ost->source_index]->index, | |
713 | ost->file_index, | |
714 | ost->index); | |
715 | } | |
716 | ||
717 | /* for each output stream, we compute the right encoding parameters */ | |
718 | for(i=0;i<nb_ostreams;i++) { | |
719 | ost = ost_table[i]; | |
720 | ist = ist_table[ost->source_index]; | |
721 | ||
722 | codec = &ost->st->codec; | |
723 | icodec = &ist->st->codec; | |
724 | ||
725 | switch(codec->codec_type) { | |
726 | case CODEC_TYPE_AUDIO: | |
727 | /* check if same codec with same parameters. If so, no | |
728 | reencoding is needed */ | |
729 | if (codec->codec_id == icodec->codec_id && | |
730 | codec->bit_rate == icodec->bit_rate && | |
731 | codec->sample_rate == icodec->sample_rate && | |
732 | codec->channels == icodec->channels) { | |
733 | /* no reencoding */ | |
10bb7023 J |
734 | /* use the same frame size */ |
735 | codec->frame_size = icodec->frame_size; | |
736 | //codec->frame_size = 8*icodec->sample_rate*icodec->frame_size/ | |
737 | // icodec->bit_rate; | |
738 | //fprintf(stderr,"\nFrame size: %d", codec->frame_size); | |
85f07f22 FB |
739 | } else { |
740 | if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE)) | |
741 | goto fail; | |
742 | ||
743 | if (codec->channels == icodec->channels && | |
744 | codec->sample_rate == icodec->sample_rate) { | |
745 | ost->audio_resample = 0; | |
746 | } else { | |
e0d2714a J |
747 | if (codec->channels != icodec->channels && |
748 | icodec->codec_id == CODEC_ID_AC3) { | |
749 | /* Special case for 5:1 AC3 input */ | |
750 | /* and mono or stereo output */ | |
751 | ost->audio_resample = 0; | |
752 | /* Request specific number of channels */ | |
753 | icodec->channels = codec->channels; | |
754 | } else { | |
755 | ost->audio_resample = 1; | |
756 | ost->resample = audio_resample_init(codec->channels, icodec->channels, | |
85f07f22 FB |
757 | codec->sample_rate, |
758 | icodec->sample_rate); | |
e0d2714a | 759 | } |
85f07f22 FB |
760 | } |
761 | ist->decoding_needed = 1; | |
762 | ost->encoding_needed = 1; | |
763 | } | |
764 | break; | |
765 | case CODEC_TYPE_VIDEO: | |
766 | /* check if same codec with same parameters. If so, no | |
767 | reencoding is needed */ | |
768 | if (codec->codec_id == icodec->codec_id && | |
769 | codec->bit_rate == icodec->bit_rate && | |
770 | codec->frame_rate == icodec->frame_rate && | |
771 | codec->width == icodec->width && | |
772 | codec->height == icodec->height) { | |
773 | /* no reencoding */ | |
774 | } else { | |
775 | if (codec->width == icodec->width && | |
776 | codec->height == icodec->height) { | |
777 | ost->video_resample = 0; | |
778 | } else { | |
779 | UINT8 *buf; | |
780 | ost->video_resample = 1; | |
781 | buf = malloc((codec->width * codec->height * 3) / 2); | |
782 | if (!buf) | |
783 | goto fail; | |
784 | ost->pict_tmp.data[0] = buf; | |
785 | ost->pict_tmp.data[1] = ost->pict_tmp.data[0] + (codec->width * codec->height); | |
786 | ost->pict_tmp.data[2] = ost->pict_tmp.data[1] + (codec->width * codec->height) / 4; | |
787 | ost->pict_tmp.linesize[0] = codec->width; | |
788 | ost->pict_tmp.linesize[1] = codec->width / 2; | |
789 | ost->pict_tmp.linesize[2] = codec->width / 2; | |
790 | ||
791 | ost->img_resample_ctx = img_resample_init( | |
792 | ost->st->codec.width, ost->st->codec.height, | |
793 | ist->st->codec.width, ist->st->codec.height); | |
794 | } | |
795 | ost->encoding_needed = 1; | |
796 | ist->decoding_needed = 1; | |
797 | } | |
798 | break; | |
799 | } | |
800 | } | |
801 | ||
802 | /* open each encoder */ | |
803 | for(i=0;i<nb_ostreams;i++) { | |
804 | ost = ost_table[i]; | |
805 | if (ost->encoding_needed) { | |
806 | AVCodec *codec; | |
807 | codec = avcodec_find_encoder(ost->st->codec.codec_id); | |
808 | if (!codec) { | |
809 | fprintf(stderr, "Unsupported codec for output stream #%d.%d\n", | |
810 | ost->file_index, ost->index); | |
811 | exit(1); | |
812 | } | |
813 | if (avcodec_open(&ost->st->codec, codec) < 0) { | |
814 | fprintf(stderr, "Error while opening codec for stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n", | |
815 | ost->file_index, ost->index); | |
816 | exit(1); | |
817 | } | |
818 | } | |
819 | } | |
820 | ||
821 | /* open each decoder */ | |
822 | for(i=0;i<nb_istreams;i++) { | |
823 | ist = ist_table[i]; | |
824 | if (ist->decoding_needed) { | |
825 | AVCodec *codec; | |
826 | codec = avcodec_find_decoder(ist->st->codec.codec_id); | |
827 | if (!codec) { | |
828 | fprintf(stderr, "Unsupported codec for input stream #%d.%d\n", | |
829 | ist->file_index, ist->index); | |
830 | exit(1); | |
831 | } | |
832 | if (avcodec_open(&ist->st->codec, codec) < 0) { | |
833 | fprintf(stderr, "Error while opening codec for input stream #%d.%d\n", | |
834 | ist->file_index, ist->index); | |
835 | exit(1); | |
836 | } | |
837 | } | |
838 | } | |
839 | ||
840 | /* init pts */ | |
841 | for(i=0;i<nb_istreams;i++) { | |
842 | ist = ist_table[i]; | |
843 | ist->pts = 0; | |
844 | ist->frame_number = 0; | |
845 | } | |
846 | ||
847 | /* compute buffer size max (should use a complete heuristic) */ | |
848 | for(i=0;i<nb_input_files;i++) { | |
849 | file_table[i].buffer_size_max = 2048; | |
850 | } | |
851 | ||
852 | /* open files and write file headers */ | |
853 | for(i=0;i<nb_output_files;i++) { | |
854 | os = output_files[i]; | |
a38469e1 FB |
855 | if (os->format->write_header(os) < 0) { |
856 | fprintf(stderr, "Could not write header for output file #%d (incorrect codec paramters ?)\n", i); | |
857 | ret = -EINVAL; | |
858 | goto fail; | |
859 | } | |
85f07f22 FB |
860 | } |
861 | ||
a38469e1 FB |
862 | #ifndef CONFIG_WIN32 |
863 | if (!do_play) { | |
864 | fprintf(stderr, "Press [q] to stop encoding\n"); | |
865 | } else { | |
866 | fprintf(stderr, "Press [q] to stop playing\n"); | |
867 | } | |
868 | #endif | |
869 | term_init(); | |
870 | ||
85f07f22 FB |
871 | start_time = gettime(); |
872 | min_pts = 0; | |
873 | for(;;) { | |
874 | int file_index, ist_index; | |
875 | AVPacket pkt; | |
876 | UINT8 *ptr; | |
877 | int len; | |
878 | UINT8 *data_buf; | |
879 | int data_size, got_picture; | |
880 | AVPicture picture; | |
881 | short samples[AVCODEC_MAX_AUDIO_FRAME_SIZE / 2]; | |
882 | ||
85f07f22 | 883 | redo: |
a38469e1 FB |
884 | /* if 'q' pressed, exits */ |
885 | if (read_key() == 'q') | |
886 | break; | |
887 | ||
888 | /* select the input file with the smallest pts */ | |
85f07f22 | 889 | file_index = -1; |
bdc4796f | 890 | min_pts = MAXINT64; |
85f07f22 FB |
891 | for(i=0;i<nb_istreams;i++) { |
892 | ist = ist_table[i]; | |
893 | if (!ist->discard && !file_table[ist->file_index].eof_reached && ist->pts < min_pts) { | |
894 | min_pts = ist->pts; | |
895 | file_index = ist->file_index; | |
896 | } | |
897 | } | |
898 | /* if none, if is finished */ | |
899 | if (file_index < 0) | |
900 | break; | |
901 | /* finish if recording time exhausted */ | |
902 | if (recording_time > 0 && min_pts >= recording_time) | |
903 | break; | |
904 | /* read a packet from it and output it in the fifo */ | |
85f07f22 FB |
905 | is = input_files[file_index]; |
906 | if (av_read_packet(is, &pkt) < 0) { | |
907 | file_table[file_index].eof_reached = 1; | |
908 | continue; | |
909 | } | |
910 | ist_index = file_table[file_index].ist_index + pkt.stream_index; | |
911 | ist = ist_table[ist_index]; | |
912 | if (ist->discard) { | |
913 | continue; | |
914 | } | |
915 | ||
a0663ba4 FB |
916 | if (do_hex_dump) { |
917 | printf("stream #%d, size=%d:\n", pkt.stream_index, pkt.size); | |
918 | hex_dump(pkt.data, pkt.size); | |
919 | } | |
85f07f22 FB |
920 | |
921 | // printf("read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size); | |
922 | ||
923 | len = pkt.size; | |
924 | ptr = pkt.data; | |
925 | while (len > 0) { | |
926 | ||
927 | /* decode the packet if needed */ | |
928 | data_buf = NULL; /* fail safe */ | |
929 | data_size = 0; | |
930 | if (ist->decoding_needed) { | |
931 | switch(ist->st->codec.codec_type) { | |
932 | case CODEC_TYPE_AUDIO: | |
a0663ba4 FB |
933 | /* XXX: could avoid copy if PCM 16 bits with same |
934 | endianness as CPU */ | |
935 | ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size, | |
936 | ptr, len); | |
937 | if (ret < 0) | |
938 | goto fail_decode; | |
939 | if (data_size == 0) { | |
940 | /* no audio frame */ | |
941 | ptr += ret; | |
942 | len -= ret; | |
943 | continue; | |
85f07f22 | 944 | } |
a0663ba4 | 945 | data_buf = (UINT8 *)samples; |
85f07f22 FB |
946 | break; |
947 | case CODEC_TYPE_VIDEO: | |
948 | if (ist->st->codec.codec_id == CODEC_ID_RAWVIDEO) { | |
949 | int size; | |
950 | size = (ist->st->codec.width * ist->st->codec.height); | |
cfcf0ffd FB |
951 | avpicture_fill(&picture, ptr, |
952 | ist->st->codec.pix_fmt, | |
953 | ist->st->codec.width, | |
954 | ist->st->codec.height); | |
85f07f22 FB |
955 | ret = len; |
956 | } else { | |
957 | data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2; | |
958 | ret = avcodec_decode_video(&ist->st->codec, | |
959 | &picture, &got_picture, ptr, len); | |
960 | if (ret < 0) { | |
961 | fail_decode: | |
962 | fprintf(stderr, "Error while decoding stream #%d.%d\n", | |
963 | ist->file_index, ist->index); | |
964 | av_free_packet(&pkt); | |
965 | goto redo; | |
966 | } | |
967 | if (!got_picture) { | |
968 | /* no picture yet */ | |
969 | ptr += ret; | |
970 | len -= ret; | |
971 | continue; | |
972 | } | |
973 | } | |
974 | break; | |
975 | default: | |
976 | goto fail_decode; | |
977 | } | |
978 | } else { | |
979 | data_buf = ptr; | |
980 | data_size = len; | |
981 | ret = len; | |
982 | } | |
983 | /* update pts */ | |
984 | switch(ist->st->codec.codec_type) { | |
985 | case CODEC_TYPE_AUDIO: | |
986 | ist->pts = (INT64)1000000 * ist->sample_index / ist->st->codec.sample_rate; | |
987 | ist->sample_index += data_size / (2 * ist->st->codec.channels); | |
988 | break; | |
989 | case CODEC_TYPE_VIDEO: | |
990 | ist->frame_number++; | |
991 | ist->pts = ((INT64)ist->frame_number * 1000000 * FRAME_RATE_BASE) / | |
992 | ist->st->codec.frame_rate; | |
993 | break; | |
994 | } | |
995 | ptr += ret; | |
996 | len -= ret; | |
997 | ||
998 | /* transcode raw format, encode packets and output them */ | |
999 | ||
1000 | for(i=0;i<nb_ostreams;i++) { | |
ce7c56c2 | 1001 | int frame_size; |
85f07f22 FB |
1002 | ost = ost_table[i]; |
1003 | if (ost->source_index == ist_index) { | |
1004 | os = output_files[ost->file_index]; | |
1005 | ||
1006 | if (ost->encoding_needed) { | |
1007 | switch(ost->st->codec.codec_type) { | |
1008 | case CODEC_TYPE_AUDIO: | |
1009 | do_audio_out(os, ost, ist, data_buf, data_size); | |
1010 | break; | |
1011 | case CODEC_TYPE_VIDEO: | |
ce7c56c2 J |
1012 | do_video_out(os, ost, ist, &picture, &frame_size); |
1013 | if (do_vstats) | |
1014 | do_video_stats(ost, ist, frame_size); | |
85f07f22 FB |
1015 | break; |
1016 | } | |
1017 | } else { | |
1018 | /* no reencoding needed : output the packet directly */ | |
10bb7023 J |
1019 | /* force the input stream PTS */ |
1020 | os->format->write_packet(os, ost->index, data_buf, data_size, pkt.pts); | |
85f07f22 FB |
1021 | } |
1022 | } | |
1023 | } | |
1024 | } | |
1025 | av_free_packet(&pkt); | |
1026 | ||
1027 | /* dump report by using the first video and audio streams */ | |
1028 | { | |
1029 | char buf[1024]; | |
1030 | AVFormatContext *oc; | |
1031 | INT64 total_size, ti; | |
1032 | AVCodecContext *enc; | |
1033 | int frame_number, vid; | |
1034 | double bitrate, ti1; | |
1035 | static INT64 last_time; | |
1036 | ||
1037 | if ((min_pts - last_time) >= 500000) { | |
1038 | last_time = min_pts; | |
1039 | ||
1040 | oc = output_files[0]; | |
1041 | ||
1042 | total_size = url_ftell(&oc->pb); | |
1043 | ||
1044 | buf[0] = '\0'; | |
bdc4796f | 1045 | ti = MAXINT64; |
85f07f22 FB |
1046 | vid = 0; |
1047 | for(i=0;i<nb_ostreams;i++) { | |
1048 | ost = ost_table[i]; | |
1049 | enc = &ost->st->codec; | |
1050 | ist = ist_table[ost->source_index]; | |
1051 | if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) { | |
1052 | frame_number = ist->frame_number; | |
1053 | sprintf(buf + strlen(buf), "frame=%5d q=%2d ", | |
1054 | frame_number, enc->quality); | |
43f1708f J |
1055 | if (do_psnr) |
1056 | sprintf(buf + strlen(buf), "PSNR=%6.2f ", enc->psnr_y); | |
85f07f22 FB |
1057 | vid = 1; |
1058 | } | |
1059 | /* compute min pts value */ | |
1060 | if (!ist->discard && ist->pts < ti) { | |
1061 | ti = ist->pts; | |
1062 | } | |
1063 | } | |
1064 | ||
bdc4796f | 1065 | ti1 = (double)ti / 1000000.0; |
ce7c56c2 J |
1066 | if (ti1 < 0.01) |
1067 | ti1 = 0.01; | |
85f07f22 FB |
1068 | bitrate = (double)(total_size * 8) / ti1 / 1000.0; |
1069 | ||
bdc4796f FB |
1070 | sprintf(buf + strlen(buf), |
1071 | "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s", | |
1072 | (double)total_size / 1024, ti1, bitrate); | |
85f07f22 | 1073 | |
ce7c56c2 | 1074 | fprintf(stderr, "%s \r", buf); |
85f07f22 FB |
1075 | fflush(stderr); |
1076 | } | |
1077 | } | |
1078 | } | |
a38469e1 | 1079 | term_exit(); |
85f07f22 FB |
1080 | |
1081 | /* dump report by using the first video and audio streams */ | |
1082 | { | |
1083 | char buf[1024]; | |
1084 | AVFormatContext *oc; | |
1085 | INT64 total_size, ti; | |
1086 | AVCodecContext *enc; | |
1087 | int frame_number, vid; | |
1088 | double bitrate, ti1; | |
1089 | ||
1090 | oc = output_files[0]; | |
1091 | ||
1092 | total_size = url_ftell(&oc->pb); | |
1093 | ||
1094 | buf[0] = '\0'; | |
bdc4796f | 1095 | ti = MAXINT64; |
85f07f22 FB |
1096 | vid = 0; |
1097 | for(i=0;i<nb_ostreams;i++) { | |
1098 | ost = ost_table[i]; | |
1099 | enc = &ost->st->codec; | |
1100 | ist = ist_table[ost->source_index]; | |
1101 | if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) { | |
1102 | frame_number = ist->frame_number; | |
1103 | sprintf(buf + strlen(buf), "frame=%5d q=%2d ", | |
1104 | frame_number, enc->quality); | |
43f1708f J |
1105 | if (do_psnr) |
1106 | sprintf(buf + strlen(buf), "PSNR=%6.2f ", enc->psnr_y); | |
85f07f22 FB |
1107 | vid = 1; |
1108 | } | |
1109 | /* compute min pts value */ | |
1110 | if (!ist->discard && ist->pts < ti) { | |
1111 | ti = ist->pts; | |
1112 | } | |
1113 | } | |
1114 | ||
1115 | ti1 = ti / 1000000.0; | |
ce7c56c2 J |
1116 | if (ti1 < 0.01) |
1117 | ti1 = 0.01; | |
85f07f22 FB |
1118 | bitrate = (double)(total_size * 8) / ti1 / 1000.0; |
1119 | ||
bdc4796f FB |
1120 | sprintf(buf + strlen(buf), |
1121 | "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s", | |
1122 | (double)total_size / 1024, ti1, bitrate); | |
85f07f22 | 1123 | |
ce7c56c2 | 1124 | fprintf(stderr, "%s \n", buf); |
85f07f22 FB |
1125 | } |
1126 | /* close each encoder */ | |
1127 | for(i=0;i<nb_ostreams;i++) { | |
1128 | ost = ost_table[i]; | |
1129 | if (ost->encoding_needed) { | |
1130 | avcodec_close(&ost->st->codec); | |
1131 | } | |
1132 | } | |
1133 | ||
1134 | /* close each decoder */ | |
1135 | for(i=0;i<nb_istreams;i++) { | |
1136 | ist = ist_table[i]; | |
1137 | if (ist->decoding_needed) { | |
1138 | avcodec_close(&ist->st->codec); | |
1139 | } | |
1140 | } | |
1141 | ||
1142 | ||
1143 | /* write the trailer if needed and close file */ | |
1144 | for(i=0;i<nb_output_files;i++) { | |
1145 | os = output_files[i]; | |
1146 | os->format->write_trailer(os); | |
1147 | } | |
1148 | /* finished ! */ | |
1149 | ||
1150 | ret = 0; | |
1151 | fail1: | |
bdc4796f FB |
1152 | free(file_table); |
1153 | ||
85f07f22 FB |
1154 | if (ist_table) { |
1155 | for(i=0;i<nb_istreams;i++) { | |
1156 | ist = ist_table[i]; | |
1157 | if (ist) { | |
1158 | free(ist); | |
1159 | } | |
1160 | } | |
1161 | free(ist_table); | |
1162 | } | |
1163 | if (ost_table) { | |
1164 | for(i=0;i<nb_ostreams;i++) { | |
1165 | ost = ost_table[i]; | |
1166 | if (ost) { | |
1167 | if (ost->pict_tmp.data[0]) | |
1168 | free(ost->pict_tmp.data[0]); | |
1169 | if (ost->video_resample) | |
1170 | img_resample_close(ost->img_resample_ctx); | |
1171 | if (ost->audio_resample) | |
1172 | audio_resample_close(ost->resample); | |
1173 | free(ost); | |
1174 | } | |
1175 | } | |
1176 | free(ost_table); | |
1177 | } | |
1178 | return ret; | |
1179 | fail: | |
1180 | ret = -ENOMEM; | |
1181 | goto fail1; | |
1182 | } | |
1183 | ||
1184 | #if 0 | |
1185 | int file_read(const char *filename) | |
1186 | { | |
1187 | URLContext *h; | |
1188 | unsigned char buffer[1024]; | |
1189 | int len, i; | |
1190 | ||
1191 | if (url_open(&h, filename, O_RDONLY) < 0) { | |
1192 | printf("could not open '%s'\n", filename); | |
1193 | return -1; | |
1194 | } | |
1195 | for(;;) { | |
1196 | len = url_read(h, buffer, sizeof(buffer)); | |
1197 | if (len <= 0) | |
1198 | break; | |
1199 | for(i=0;i<len;i++) putchar(buffer[i]); | |
1200 | } | |
1201 | url_close(h); | |
1202 | return 0; | |
1203 | } | |
1204 | #endif | |
1205 | ||
1206 | void show_licence(void) | |
1207 | { | |
1208 | printf( | |
1209 | "ffmpeg version " FFMPEG_VERSION "\n" | |
1210 | "Copyright (c) 2000,2001 Gerard Lantau\n" | |
1211 | "This program is free software; you can redistribute it and/or modify\n" | |
1212 | "it under the terms of the GNU General Public License as published by\n" | |
1213 | "the Free Software Foundation; either version 2 of the License, or\n" | |
1214 | "(at your option) any later version.\n" | |
1215 | "\n" | |
1216 | "This program is distributed in the hope that it will be useful,\n" | |
1217 | "but WITHOUT ANY WARRANTY; without even the implied warranty of\n" | |
1218 | "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n" | |
1219 | "GNU General Public License for more details.\n" | |
1220 | "\n" | |
1221 | "You should have received a copy of the GNU General Public License\n" | |
1222 | "along with this program; if not, write to the Free Software\n" | |
1223 | "Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.\n" | |
1224 | ); | |
1225 | exit(1); | |
1226 | } | |
1227 | ||
1228 | void opt_format(const char *arg) | |
1229 | { | |
1230 | AVFormat *f; | |
1231 | f = first_format; | |
1232 | while (f != NULL && strcmp(f->name, arg) != 0) f = f->next; | |
1233 | if (f == NULL) { | |
1234 | fprintf(stderr, "Invalid format: %s\n", arg); | |
1235 | exit(1); | |
1236 | } | |
1237 | file_format = f; | |
1238 | } | |
1239 | ||
1240 | void opt_video_bitrate(const char *arg) | |
1241 | { | |
1242 | video_bit_rate = atoi(arg) * 1000; | |
1243 | } | |
1244 | ||
9cdd6a24 MN |
1245 | void opt_video_bitrate_tolerance(const char *arg) |
1246 | { | |
1247 | video_bit_rate_tolerance = atoi(arg) * 1000; | |
1248 | } | |
1249 | ||
85f07f22 FB |
1250 | void opt_frame_rate(const char *arg) |
1251 | { | |
1252 | frame_rate = (int)(strtod(arg, 0) * FRAME_RATE_BASE); | |
1253 | } | |
1254 | ||
1255 | void opt_frame_size(const char *arg) | |
1256 | { | |
1257 | parse_image_size(&frame_width, &frame_height, arg); | |
1258 | if (frame_width <= 0 || frame_height <= 0) { | |
1259 | fprintf(stderr, "Incorrect frame size\n"); | |
1260 | exit(1); | |
1261 | } | |
1262 | if ((frame_width % 2) != 0 || (frame_height % 2) != 0) { | |
1263 | fprintf(stderr, "Frame size must be a multiple of 2\n"); | |
1264 | exit(1); | |
1265 | } | |
1266 | } | |
1267 | ||
1268 | void opt_gop_size(const char *arg) | |
1269 | { | |
1270 | gop_size = atoi(arg); | |
1271 | } | |
1272 | ||
1273 | void opt_qscale(const char *arg) | |
1274 | { | |
1275 | video_qscale = atoi(arg); | |
1276 | if (video_qscale < 0 || | |
1277 | video_qscale > 31) { | |
1278 | fprintf(stderr, "qscale must be >= 1 and <= 31\n"); | |
1279 | exit(1); | |
1280 | } | |
1281 | } | |
1282 | ||
9cdd6a24 MN |
1283 | void opt_qmin(const char *arg) |
1284 | { | |
1285 | video_qmin = atoi(arg); | |
1286 | if (video_qmin < 0 || | |
1287 | video_qmin > 31) { | |
1288 | fprintf(stderr, "qmin must be >= 1 and <= 31\n"); | |
1289 | exit(1); | |
1290 | } | |
1291 | } | |
1292 | ||
1293 | void opt_qmax(const char *arg) | |
1294 | { | |
1295 | video_qmax = atoi(arg); | |
1296 | if (video_qmax < 0 || | |
1297 | video_qmax > 31) { | |
1298 | fprintf(stderr, "qmax must be >= 1 and <= 31\n"); | |
1299 | exit(1); | |
1300 | } | |
1301 | } | |
1302 | ||
1303 | void opt_qdiff(const char *arg) | |
1304 | { | |
1305 | video_qdiff = atoi(arg); | |
1306 | if (video_qdiff < 0 || | |
1307 | video_qdiff > 31) { | |
1308 | fprintf(stderr, "qdiff must be >= 1 and <= 31\n"); | |
1309 | exit(1); | |
1310 | } | |
1311 | } | |
1312 | ||
1313 | void opt_qblur(const char *arg) | |
1314 | { | |
1315 | video_qblur = atof(arg); | |
1316 | } | |
1317 | ||
1318 | void opt_qcomp(const char *arg) | |
1319 | { | |
1320 | video_qcomp = atof(arg); | |
1321 | } | |
85f07f22 FB |
1322 | |
1323 | void opt_audio_bitrate(const char *arg) | |
1324 | { | |
1325 | audio_bit_rate = atoi(arg) * 1000; | |
1326 | } | |
1327 | ||
1328 | void opt_audio_rate(const char *arg) | |
1329 | { | |
1330 | audio_sample_rate = atoi(arg); | |
1331 | } | |
1332 | ||
1333 | void opt_audio_channels(const char *arg) | |
1334 | { | |
1335 | audio_channels = atoi(arg); | |
1336 | } | |
1337 | ||
bdc4796f | 1338 | #ifdef CONFIG_GRAB |
85f07f22 FB |
1339 | void opt_video_device(const char *arg) |
1340 | { | |
1341 | v4l_device = strdup(arg); | |
1342 | } | |
1343 | ||
1344 | void opt_audio_device(const char *arg) | |
1345 | { | |
1346 | audio_device = strdup(arg); | |
1347 | } | |
bdc4796f | 1348 | #endif |
85f07f22 FB |
1349 | |
1350 | void opt_audio_codec(const char *arg) | |
1351 | { | |
1352 | AVCodec *p; | |
1353 | ||
1354 | p = first_avcodec; | |
1355 | while (p) { | |
1356 | if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_AUDIO) | |
1357 | break; | |
1358 | p = p->next; | |
1359 | } | |
1360 | if (p == NULL) { | |
1361 | fprintf(stderr, "Unknown audio codec '%s'\n", arg); | |
1362 | exit(1); | |
1363 | } else { | |
1364 | audio_codec_id = p->id; | |
1365 | } | |
1366 | } | |
1367 | ||
1368 | const char *motion_str[] = { | |
1369 | "zero", | |
1370 | "full", | |
1371 | "log", | |
1372 | "phods", | |
7084c149 MN |
1373 | "epzs", |
1374 | "x1", | |
85f07f22 FB |
1375 | NULL, |
1376 | }; | |
1377 | ||
1378 | void opt_motion_estimation(const char *arg) | |
1379 | { | |
1380 | const char **p; | |
1381 | p = motion_str; | |
1382 | for(;;) { | |
1383 | if (!*p) { | |
1384 | fprintf(stderr, "Unknown motion estimation method '%s'\n", arg); | |
1385 | exit(1); | |
1386 | } | |
1387 | if (!strcmp(*p, arg)) | |
1388 | break; | |
1389 | p++; | |
1390 | } | |
101bea5f | 1391 | me_method = (p - motion_str) + 1; |
85f07f22 FB |
1392 | } |
1393 | ||
1394 | void opt_video_codec(const char *arg) | |
1395 | { | |
1396 | AVCodec *p; | |
1397 | ||
1398 | p = first_avcodec; | |
1399 | while (p) { | |
1400 | if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_VIDEO) | |
1401 | break; | |
1402 | p = p->next; | |
1403 | } | |
1404 | if (p == NULL) { | |
1405 | fprintf(stderr, "Unknown video codec '%s'\n", arg); | |
1406 | exit(1); | |
1407 | } else { | |
1408 | video_codec_id = p->id; | |
1409 | } | |
1410 | } | |
1411 | ||
1412 | void opt_map(const char *arg) | |
1413 | { | |
1414 | AVStreamMap *m; | |
1415 | const char *p; | |
1416 | ||
1417 | p = arg; | |
1418 | m = &stream_maps[nb_stream_maps++]; | |
1419 | ||
1420 | m->file_index = strtol(arg, (char **)&p, 0); | |
1421 | if (*p) | |
1422 | p++; | |
1423 | m->stream_index = strtol(arg, (char **)&p, 0); | |
1424 | } | |
1425 | ||
1426 | void opt_recording_time(const char *arg) | |
1427 | { | |
1428 | recording_time = parse_date(arg, 1); | |
1429 | } | |
1430 | ||
1431 | /* return the number of packet read to find the codec parameters */ | |
1432 | int find_codec_parameters(AVFormatContext *ic) | |
1433 | { | |
1434 | int val, i, count, ret, got_picture, size; | |
1435 | AVCodec *codec; | |
1436 | AVCodecContext *enc; | |
1437 | AVStream *st; | |
1438 | AVPacket *pkt; | |
1439 | AVPicture picture; | |
1440 | AVPacketList *pktl, **ppktl; | |
1441 | short samples[AVCODEC_MAX_AUDIO_FRAME_SIZE / 2]; | |
1442 | UINT8 *ptr; | |
1443 | ||
1444 | count = 0; | |
1445 | ppktl = &ic->packet_buffer; | |
1446 | for(;;) { | |
1447 | for(i=0;i<ic->nb_streams;i++) { | |
1448 | enc = &ic->streams[i]->codec; | |
1449 | ||
1450 | switch(enc->codec_type) { | |
1451 | case CODEC_TYPE_AUDIO: | |
1452 | val = enc->sample_rate; | |
1453 | break; | |
1454 | case CODEC_TYPE_VIDEO: | |
1455 | val = enc->width; | |
1456 | break; | |
1457 | default: | |
1458 | val = 1; | |
1459 | break; | |
1460 | } | |
1461 | /* if no parameters supplied, then we should read it from | |
1462 | the stream */ | |
1463 | if (val == 0) | |
1464 | break; | |
1465 | } | |
1466 | if (i == ic->nb_streams) { | |
1467 | ret = count; | |
1468 | break; | |
1469 | } | |
1470 | ||
1471 | if (count == 0) { | |
1472 | /* open each codec */ | |
1473 | for(i=0;i<ic->nb_streams;i++) { | |
1474 | st = ic->streams[i]; | |
1475 | codec = avcodec_find_decoder(st->codec.codec_id); | |
1476 | if (codec == NULL) { | |
1477 | ret = -1; | |
1478 | goto the_end; | |
1479 | } | |
1480 | avcodec_open(&st->codec, codec); | |
1481 | } | |
1482 | } | |
1483 | pktl = av_mallocz(sizeof(AVPacketList)); | |
1484 | if (!pktl) { | |
1485 | ret = -1; | |
1486 | break; | |
1487 | } | |
1488 | ||
1489 | /* add the packet in the buffered packet list */ | |
1490 | *ppktl = pktl; | |
1491 | ppktl = &pktl->next; | |
1492 | ||
1493 | pkt = &pktl->pkt; | |
1494 | if (ic->format->read_packet(ic, pkt) < 0) { | |
1495 | ret = -1; | |
1496 | break; | |
1497 | } | |
1498 | st = ic->streams[pkt->stream_index]; | |
1499 | ||
1500 | /* decode the data and update codec parameters */ | |
1501 | ptr = pkt->data; | |
1502 | size = pkt->size; | |
1503 | while (size > 0) { | |
1504 | switch(st->codec.codec_type) { | |
1505 | case CODEC_TYPE_VIDEO: | |
1506 | ret = avcodec_decode_video(&st->codec, &picture, &got_picture, ptr, size); | |
1507 | break; | |
1508 | case CODEC_TYPE_AUDIO: | |
1509 | ret = avcodec_decode_audio(&st->codec, samples, &got_picture, ptr, size); | |
1510 | break; | |
1511 | default: | |
1512 | ret = -1; | |
1513 | break; | |
1514 | } | |
1515 | if (ret < 0) { | |
1516 | ret = -1; | |
1517 | goto the_end; | |
1518 | } | |
1519 | if (got_picture) | |
1520 | break; | |
1521 | ptr += ret; | |
1522 | size -= ret; | |
1523 | } | |
1524 | ||
1525 | count++; | |
1526 | } | |
1527 | the_end: | |
1528 | if (count > 0) { | |
1529 | /* close each codec */ | |
1530 | for(i=0;i<ic->nb_streams;i++) { | |
1531 | st = ic->streams[i]; | |
1532 | avcodec_close(&st->codec); | |
1533 | } | |
1534 | } | |
1535 | return ret; | |
1536 | } | |
1537 | ||
919f448d FB |
1538 | int filename_number_test(const char *filename) |
1539 | { | |
1540 | char buf[1024]; | |
1541 | ||
1542 | if (get_frame_filename(buf, sizeof(buf), filename, 1) < 0) { | |
1543 | fprintf(stderr, "%s: Incorrect image filename syntax.\n" | |
1544 | "Use '%%d' to specify the image number:\n" | |
1545 | " for img1.jpg, img2.jpg, ..., use 'img%%d.jpg';\n" | |
1546 | " for img001.jpg, img002.jpg, ..., use 'img%%03d.jpg'.\n", | |
1547 | filename); | |
1548 | return -1; | |
1549 | } else { | |
1550 | return 0; | |
1551 | } | |
1552 | } | |
85f07f22 FB |
1553 | |
1554 | void opt_input_file(const char *filename) | |
1555 | { | |
1556 | AVFormatContext *ic; | |
1557 | AVFormatParameters params, *ap = ¶ms; | |
1558 | URLFormat url_format; | |
1559 | AVFormat *fmt; | |
1560 | int err, i, ret; | |
1561 | ||
1562 | ic = av_mallocz(sizeof(AVFormatContext)); | |
1563 | strcpy(ic->filename, filename); | |
1564 | /* first format guess to know if we must open file */ | |
1565 | fmt = file_format; | |
1566 | if (!fmt) | |
1567 | fmt = guess_format(NULL, filename, NULL); | |
1568 | ||
1569 | if (fmt == NULL || !(fmt->flags & AVFMT_NOFILE)) { | |
1570 | /* open file */ | |
1571 | if (url_fopen(&ic->pb, filename, URL_RDONLY) < 0) { | |
1572 | fprintf(stderr, "Could not open '%s'\n", filename); | |
1573 | exit(1); | |
1574 | } | |
1575 | ||
1576 | /* find format and set default parameters */ | |
1577 | fmt = file_format; | |
1578 | err = url_getformat(url_fileno(&ic->pb), &url_format); | |
1579 | if (err >= 0) { | |
1580 | if (!fmt) | |
1581 | fmt = guess_format(url_format.format_name, NULL, NULL); | |
1582 | ap->sample_rate = url_format.sample_rate; | |
1583 | ap->frame_rate = url_format.frame_rate; | |
1584 | ap->channels = url_format.channels; | |
1585 | ap->width = url_format.width; | |
1586 | ap->height = url_format.height; | |
1587 | ap->pix_fmt = url_format.pix_fmt; | |
1588 | } else { | |
1589 | if (!fmt) | |
1590 | fmt = guess_format(NULL, filename, NULL); | |
1591 | memset(ap, 0, sizeof(*ap)); | |
1592 | } | |
1593 | } else { | |
1594 | memset(ap, 0, sizeof(*ap)); | |
1595 | } | |
1596 | ||
1597 | if (!fmt || !fmt->read_header) { | |
1598 | fprintf(stderr, "%s: Unknown file format\n", filename); | |
1599 | exit(1); | |
1600 | } | |
1601 | ic->format = fmt; | |
1602 | ||
1603 | /* get default parameters from command line */ | |
1604 | if (!ap->sample_rate) | |
1605 | ap->sample_rate = audio_sample_rate; | |
1606 | if (!ap->channels) | |
1607 | ap->channels = audio_channels; | |
1608 | ||
1609 | if (!ap->frame_rate) | |
1610 | ap->frame_rate = frame_rate; | |
1611 | if (!ap->width) | |
1612 | ap->width = frame_width; | |
1613 | if (!ap->height) | |
1614 | ap->height = frame_height; | |
919f448d FB |
1615 | |
1616 | /* check filename in case of an image number is expected */ | |
1617 | if (ic->format->flags & AVFMT_NEEDNUMBER) { | |
1618 | if (filename_number_test(ic->filename) < 0) | |
1619 | exit(1); | |
1620 | } | |
85f07f22 FB |
1621 | |
1622 | err = ic->format->read_header(ic, ap); | |
1623 | if (err < 0) { | |
1624 | fprintf(stderr, "%s: Error while parsing header\n", filename); | |
1625 | exit(1); | |
1626 | } | |
1627 | ||
1628 | /* If not enough info for the codecs, we decode the first frames | |
1629 | to get it. (used in mpeg case for example) */ | |
1630 | ret = find_codec_parameters(ic); | |
1631 | if (ret < 0) { | |
1632 | fprintf(stderr, "%s: could not find codec parameters\n", filename); | |
1633 | exit(1); | |
1634 | } | |
1635 | ||
1636 | /* update the current parameters so that they match the one of the input stream */ | |
1637 | for(i=0;i<ic->nb_streams;i++) { | |
1638 | AVCodecContext *enc = &ic->streams[i]->codec; | |
1639 | switch(enc->codec_type) { | |
1640 | case CODEC_TYPE_AUDIO: | |
e0d2714a | 1641 | //fprintf(stderr, "\nInput Audio channels: %d", enc->channels); |
85f07f22 FB |
1642 | audio_channels = enc->channels; |
1643 | audio_sample_rate = enc->sample_rate; | |
1644 | break; | |
1645 | case CODEC_TYPE_VIDEO: | |
1646 | frame_height = enc->height; | |
1647 | frame_width = enc->width; | |
1648 | frame_rate = enc->frame_rate; | |
1649 | break; | |
1650 | } | |
1651 | } | |
1652 | ||
1653 | input_files[nb_input_files] = ic; | |
1654 | /* dump the file content */ | |
1655 | dump_format(ic, nb_input_files, filename, 0); | |
1656 | nb_input_files++; | |
1657 | file_format = NULL; | |
1658 | } | |
1659 | ||
919f448d FB |
1660 | void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr) |
1661 | { | |
1662 | int has_video, has_audio, i, j; | |
1663 | AVFormatContext *ic; | |
1664 | ||
1665 | has_video = 0; | |
1666 | has_audio = 0; | |
1667 | for(j=0;j<nb_input_files;j++) { | |
1668 | ic = input_files[j]; | |
1669 | for(i=0;i<ic->nb_streams;i++) { | |
1670 | AVCodecContext *enc = &ic->streams[i]->codec; | |
1671 | switch(enc->codec_type) { | |
1672 | case CODEC_TYPE_AUDIO: | |
1673 | has_audio = 1; | |
1674 | break; | |
1675 | case CODEC_TYPE_VIDEO: | |
1676 | has_video = 1; | |
1677 | break; | |
1678 | } | |
1679 | } | |
1680 | } | |
1681 | *has_video_ptr = has_video; | |
1682 | *has_audio_ptr = has_audio; | |
1683 | } | |
1684 | ||
85f07f22 FB |
1685 | void opt_output_file(const char *filename) |
1686 | { | |
1687 | AVStream *st; | |
1688 | AVFormatContext *oc; | |
919f448d | 1689 | int use_video, use_audio, nb_streams, input_has_video, input_has_audio; |
85f07f22 FB |
1690 | int codec_id; |
1691 | ||
1692 | if (!strcmp(filename, "-")) | |
1693 | filename = "pipe:"; | |
1694 | ||
1695 | oc = av_mallocz(sizeof(AVFormatContext)); | |
1696 | ||
1697 | if (!file_format) { | |
1698 | file_format = guess_format(NULL, filename, NULL); | |
1699 | if (!file_format) | |
1700 | file_format = &mpeg_mux_format; | |
1701 | } | |
1702 | ||
1703 | oc->format = file_format; | |
1704 | ||
1705 | if (!strcmp(file_format->name, "ffm") && | |
1706 | strstart(filename, "http:", NULL)) { | |
1707 | /* special case for files sent to ffserver: we get the stream | |
1708 | parameters from ffserver */ | |
1709 | if (read_ffserver_streams(oc, filename) < 0) { | |
1710 | fprintf(stderr, "Could not read stream parameters from '%s'\n", filename); | |
1711 | exit(1); | |
1712 | } | |
1713 | } else { | |
1714 | use_video = file_format->video_codec != CODEC_ID_NONE; | |
1715 | use_audio = file_format->audio_codec != CODEC_ID_NONE; | |
919f448d | 1716 | |
e30a2846 FB |
1717 | /* disable if no corresponding type found and at least one |
1718 | input file */ | |
1719 | if (nb_input_files > 0) { | |
1720 | check_audio_video_inputs(&input_has_video, &input_has_audio); | |
1721 | if (!input_has_video) | |
1722 | use_video = 0; | |
1723 | if (!input_has_audio) | |
1724 | use_audio = 0; | |
1725 | } | |
919f448d FB |
1726 | |
1727 | /* manual disable */ | |
85f07f22 FB |
1728 | if (audio_disable) { |
1729 | use_audio = 0; | |
1730 | } | |
1731 | if (video_disable) { | |
1732 | use_video = 0; | |
1733 | } | |
1734 | ||
1735 | nb_streams = 0; | |
1736 | if (use_video) { | |
1737 | AVCodecContext *video_enc; | |
1738 | ||
1739 | st = av_mallocz(sizeof(AVStream)); | |
1740 | if (!st) { | |
1741 | fprintf(stderr, "Could not alloc stream\n"); | |
1742 | exit(1); | |
1743 | } | |
1744 | video_enc = &st->codec; | |
1745 | ||
1746 | codec_id = file_format->video_codec; | |
1747 | if (video_codec_id != CODEC_ID_NONE) | |
1748 | codec_id = video_codec_id; | |
1749 | ||
1750 | video_enc->codec_id = codec_id; | |
1751 | video_enc->codec_type = CODEC_TYPE_VIDEO; | |
1752 | ||
1753 | video_enc->bit_rate = video_bit_rate; | |
9cdd6a24 | 1754 | video_enc->bit_rate_tolerance = video_bit_rate_tolerance; |
85f07f22 FB |
1755 | video_enc->frame_rate = frame_rate; |
1756 | ||
1757 | video_enc->width = frame_width; | |
1758 | video_enc->height = frame_height; | |
1759 | if (!intra_only) | |
1760 | video_enc->gop_size = gop_size; | |
1761 | else | |
1762 | video_enc->gop_size = 0; | |
1763 | if (video_qscale || same_quality) { | |
1764 | video_enc->flags |= CODEC_FLAG_QSCALE; | |
1765 | video_enc->quality = video_qscale; | |
1766 | } | |
9cdd6a24 | 1767 | |
e4986da9 J |
1768 | if (use_hq) { |
1769 | video_enc->flags |= CODEC_FLAG_HQ; | |
1770 | } | |
1771 | ||
29da453b J |
1772 | if (use_4mv) { |
1773 | video_enc->flags |= CODEC_FLAG_HQ; | |
1774 | video_enc->flags |= CODEC_FLAG_4MV; | |
1775 | } | |
9cdd6a24 MN |
1776 | video_enc->qmin= video_qmin; |
1777 | video_enc->qmax= video_qmax; | |
1778 | video_enc->max_qdiff= video_qdiff; | |
1779 | video_enc->qblur= video_qblur; | |
1780 | video_enc->qcompress= video_qcomp; | |
1781 | ||
43f1708f J |
1782 | if (do_psnr) |
1783 | video_enc->get_psnr = 1; | |
1784 | else | |
1785 | video_enc->get_psnr = 0; | |
e4986da9 | 1786 | |
101bea5f | 1787 | video_enc->me_method = me_method; |
e4986da9 | 1788 | |
cfcf0ffd FB |
1789 | /* XXX: need to find a way to set codec parameters */ |
1790 | if (oc->format == &ppm_format || | |
1791 | oc->format == &ppmpipe_format) { | |
1792 | video_enc->pix_fmt = PIX_FMT_RGB24; | |
1793 | } | |
85f07f22 FB |
1794 | |
1795 | oc->streams[nb_streams] = st; | |
1796 | nb_streams++; | |
1797 | } | |
1798 | ||
1799 | if (use_audio) { | |
1800 | AVCodecContext *audio_enc; | |
1801 | ||
1802 | st = av_mallocz(sizeof(AVStream)); | |
1803 | if (!st) { | |
1804 | fprintf(stderr, "Could not alloc stream\n"); | |
1805 | exit(1); | |
1806 | } | |
1807 | audio_enc = &st->codec; | |
1808 | codec_id = file_format->audio_codec; | |
1809 | if (audio_codec_id != CODEC_ID_NONE) | |
1810 | codec_id = audio_codec_id; | |
1811 | audio_enc->codec_id = codec_id; | |
1812 | audio_enc->codec_type = CODEC_TYPE_AUDIO; | |
1813 | ||
1814 | audio_enc->bit_rate = audio_bit_rate; | |
1815 | audio_enc->sample_rate = audio_sample_rate; | |
e0d2714a J |
1816 | /* For audio codecs other than AC3 we limit */ |
1817 | /* the number of coded channels to stereo */ | |
1818 | if (audio_channels > 2 && codec_id != CODEC_ID_AC3) { | |
1819 | audio_enc->channels = 2; | |
1820 | } else | |
1821 | audio_enc->channels = audio_channels; | |
85f07f22 FB |
1822 | oc->streams[nb_streams] = st; |
1823 | nb_streams++; | |
1824 | } | |
1825 | ||
1826 | oc->nb_streams = nb_streams; | |
1827 | ||
1828 | if (!nb_streams) { | |
919f448d | 1829 | fprintf(stderr, "No audio or video streams available\n"); |
85f07f22 FB |
1830 | exit(1); |
1831 | } | |
1832 | ||
1833 | if (str_title) | |
1834 | nstrcpy(oc->title, sizeof(oc->title), str_title); | |
1835 | if (str_author) | |
1836 | nstrcpy(oc->author, sizeof(oc->author), str_author); | |
1837 | if (str_copyright) | |
1838 | nstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright); | |
1839 | if (str_comment) | |
1840 | nstrcpy(oc->comment, sizeof(oc->comment), str_comment); | |
1841 | } | |
1842 | ||
1843 | output_files[nb_output_files] = oc; | |
1844 | /* dump the file content */ | |
1845 | dump_format(oc, nb_output_files, filename, 1); | |
1846 | nb_output_files++; | |
1847 | ||
1848 | strcpy(oc->filename, filename); | |
919f448d FB |
1849 | |
1850 | /* check filename in case of an image number is expected */ | |
1851 | if (oc->format->flags & AVFMT_NEEDNUMBER) { | |
1852 | if (filename_number_test(oc->filename) < 0) | |
1853 | exit(1); | |
1854 | } | |
1855 | ||
85f07f22 FB |
1856 | if (!(oc->format->flags & AVFMT_NOFILE)) { |
1857 | /* test if it already exists to avoid loosing precious files */ | |
1858 | if (!file_overwrite && | |
1859 | (strchr(filename, ':') == NULL || | |
1860 | strstart(filename, "file:", NULL))) { | |
1861 | if (url_exist(filename)) { | |
1862 | int c; | |
1863 | ||
1864 | printf("File '%s' already exists. Overwrite ? [y/N] ", filename); | |
1865 | fflush(stdout); | |
1866 | c = getchar(); | |
1867 | if (toupper(c) != 'Y') { | |
1868 | fprintf(stderr, "Not overwriting - exiting\n"); | |
1869 | exit(1); | |
1870 | } | |
1871 | } | |
1872 | } | |
1873 | ||
1874 | /* open the file */ | |
1875 | if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) { | |
1876 | fprintf(stderr, "Could not open '%s'\n", filename); | |
1877 | exit(1); | |
1878 | } | |
1879 | } | |
1880 | ||
1881 | /* reset some options */ | |
1882 | file_format = NULL; | |
1883 | audio_disable = 0; | |
1884 | video_disable = 0; | |
1885 | audio_codec_id = CODEC_ID_NONE; | |
1886 | video_codec_id = CODEC_ID_NONE; | |
1887 | } | |
1888 | ||
a38469e1 FB |
1889 | #ifdef CONFIG_GRAB |
1890 | ||
1891 | /* prepare dummy protocols for grab */ | |
1892 | void prepare_grab(void) | |
1893 | { | |
1894 | int has_video, has_audio, i, j; | |
1895 | AVFormatContext *oc; | |
1896 | AVFormatContext *ic; | |
1897 | AVFormatParameters ap1, *ap = &ap1; | |
1898 | ||
1899 | /* see if audio/video inputs are needed */ | |
1900 | has_video = 0; | |
1901 | has_audio = 0; | |
1902 | memset(ap, 0, sizeof(*ap)); | |
1903 | for(j=0;j<nb_output_files;j++) { | |
1904 | oc = output_files[j]; | |
1905 | for(i=0;i<oc->nb_streams;i++) { | |
1906 | AVCodecContext *enc = &oc->streams[i]->codec; | |
1907 | switch(enc->codec_type) { | |
1908 | case CODEC_TYPE_AUDIO: | |
1909 | if (enc->sample_rate > ap->sample_rate) | |
1910 | ap->sample_rate = enc->sample_rate; | |
1911 | if (enc->channels > ap->channels) | |
1912 | ap->channels = enc->channels; | |
1913 | has_audio = 1; | |
1914 | break; | |
1915 | case CODEC_TYPE_VIDEO: | |
1916 | if (enc->width > ap->width) | |
1917 | ap->width = enc->width; | |
1918 | if (enc->height > ap->height) | |
1919 | ap->height = enc->height; | |
1920 | if (enc->frame_rate > ap->frame_rate) | |
1921 | ap->frame_rate = enc->frame_rate; | |
1922 | has_video = 1; | |
1923 | break; | |
1924 | } | |
1925 | } | |
1926 | } | |
1927 | ||
1928 | if (has_video == 0 && has_audio == 0) { | |
1929 | fprintf(stderr, "Output file must have at least one audio or video stream\n"); | |
1930 | exit(1); | |
1931 | } | |
1932 | ||
1933 | if (has_video) { | |
1934 | ic = av_open_input_file("", "video_grab_device", 0, ap); | |
1935 | if (!ic) { | |
1936 | fprintf(stderr, "Could not open video grab device\n"); | |
1937 | exit(1); | |
1938 | } | |
1939 | input_files[nb_input_files] = ic; | |
1940 | dump_format(ic, nb_input_files, v4l_device, 0); | |
1941 | nb_input_files++; | |
1942 | } | |
1943 | if (has_audio) { | |
1944 | ic = av_open_input_file("", "audio_device", 0, ap); | |
1945 | if (!ic) { | |
1946 | fprintf(stderr, "Could not open audio grab device\n"); | |
1947 | exit(1); | |
1948 | } | |
1949 | input_files[nb_input_files] = ic; | |
1950 | dump_format(ic, nb_input_files, audio_device, 0); | |
1951 | nb_input_files++; | |
1952 | } | |
1953 | } | |
1954 | ||
1955 | #else | |
1956 | ||
1957 | void prepare_grab(void) | |
1958 | { | |
1959 | fprintf(stderr, "Must supply at least one input file\n"); | |
1960 | exit(1); | |
1961 | } | |
1962 | ||
1963 | #endif | |
1964 | ||
1965 | /* open the necessary output devices for playing */ | |
1966 | void prepare_play(void) | |
1967 | { | |
ef0bc4c9 | 1968 | #ifndef __BEOS__ |
a38469e1 FB |
1969 | file_format = guess_format("audio_device", NULL, NULL); |
1970 | if (!file_format) { | |
1971 | fprintf(stderr, "Could not find audio device\n"); | |
1972 | exit(1); | |
1973 | } | |
1974 | ||
1975 | opt_output_file(audio_device); | |
ef0bc4c9 | 1976 | #endif |
a38469e1 FB |
1977 | } |
1978 | ||
1979 | ||
bdc4796f | 1980 | #ifndef CONFIG_WIN32 |
5727b222 FB |
1981 | INT64 getutime(void) |
1982 | { | |
1983 | struct rusage rusage; | |
1984 | ||
1985 | getrusage(RUSAGE_SELF, &rusage); | |
1986 | return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec; | |
1987 | } | |
bdc4796f FB |
1988 | #else |
1989 | INT64 getutime(void) | |
1990 | { | |
1991 | return gettime(); | |
1992 | } | |
1993 | #endif | |
5727b222 | 1994 | |
85f07f22 FB |
1995 | void show_formats(void) |
1996 | { | |
1997 | AVFormat *f; | |
1998 | URLProtocol *up; | |
1999 | AVCodec *p; | |
2000 | const char **pp; | |
2001 | ||
2002 | printf("File formats:\n"); | |
2003 | printf(" Encoding:"); | |
2004 | for(f = first_format; f != NULL; f = f->next) { | |
2005 | if (f->write_header) | |
2006 | printf(" %s", f->name); | |
2007 | } | |
2008 | printf("\n"); | |
2009 | printf(" Decoding:"); | |
2010 | for(f = first_format; f != NULL; f = f->next) { | |
2011 | if (f->read_header) | |
2012 | printf(" %s", f->name); | |
2013 | } | |
2014 | printf("\n"); | |
2015 | ||
2016 | printf("Codecs:\n"); | |
2017 | printf(" Encoders:"); | |
2018 | for(p = first_avcodec; p != NULL; p = p->next) { | |
2019 | if (p->encode) | |
2020 | printf(" %s", p->name); | |
2021 | } | |
2022 | printf("\n"); | |
2023 | ||
2024 | printf(" Decoders:"); | |
2025 | for(p = first_avcodec; p != NULL; p = p->next) { | |
2026 | if (p->decode) | |
2027 | printf(" %s", p->name); | |
2028 | } | |
2029 | printf("\n"); | |
2030 | ||
2031 | printf("Supported file protocols:"); | |
2032 | for(up = first_protocol; up != NULL; up = up->next) | |
2033 | printf(" %s:", up->name); | |
2034 | printf("\n"); | |
2035 | ||
2036 | printf("Frame size abbreviations: sqcif qcif cif 4cif\n"); | |
2037 | printf("Motion estimation methods:"); | |
2038 | pp = motion_str; | |
2039 | while (*pp) { | |
2040 | printf(" %s", *pp); | |
101bea5f | 2041 | if ((pp - motion_str + 1) == ME_ZERO) |
85f07f22 | 2042 | printf("(fastest)"); |
101bea5f | 2043 | else if ((pp - motion_str + 1) == ME_FULL) |
85f07f22 | 2044 | printf("(slowest)"); |
101bea5f | 2045 | else if ((pp - motion_str + 1) == ME_EPZS) |
85f07f22 FB |
2046 | printf("(default)"); |
2047 | pp++; | |
2048 | } | |
2049 | printf("\n"); | |
2050 | exit(1); | |
2051 | } | |
2052 | ||
2053 | void show_help(void) | |
2054 | { | |
a38469e1 | 2055 | const char *prog; |
85f07f22 FB |
2056 | const OptionDef *po; |
2057 | int i, expert; | |
a38469e1 FB |
2058 | |
2059 | prog = do_play ? "ffplay" : "ffmpeg"; | |
85f07f22 | 2060 | |
a38469e1 FB |
2061 | printf("%s version " FFMPEG_VERSION ", Copyright (c) 2000, 2001 Gerard Lantau\n", |
2062 | prog); | |
2063 | ||
2064 | if (!do_play) { | |
2065 | printf("usage: ffmpeg [[options] -i input_file]... {[options] outfile}...\n" | |
2066 | "Hyper fast MPEG1/MPEG4/H263/RV and AC3/MPEG audio encoder\n"); | |
2067 | } else { | |
2068 | printf("usage: ffplay [options] input_file...\n" | |
2069 | "Simple audio player\n"); | |
2070 | } | |
2071 | ||
2072 | printf("\n" | |
85f07f22 FB |
2073 | "Main options are:\n"); |
2074 | for(i=0;i<2;i++) { | |
2075 | if (i == 1) | |
2076 | printf("\nAdvanced options are:\n"); | |
2077 | for(po = options; po->name != NULL; po++) { | |
2078 | char buf[64]; | |
2079 | expert = (po->flags & OPT_EXPERT) != 0; | |
2080 | if (expert == i) { | |
2081 | strcpy(buf, po->name); | |
2082 | if (po->flags & HAS_ARG) { | |
2083 | strcat(buf, " "); | |
2084 | strcat(buf, po->argname); | |
2085 | } | |
2086 | printf("-%-17s %s\n", buf, po->help); | |
2087 | } | |
2088 | } | |
2089 | } | |
2090 | ||
2091 | exit(1); | |
2092 | } | |
2093 | ||
2094 | const OptionDef options[] = { | |
bdc4796f FB |
2095 | { "L", 0, {(void*)show_licence}, "show license" }, |
2096 | { "h", 0, {(void*)show_help}, "show help" }, | |
2097 | { "formats", 0, {(void*)show_formats}, "show available formats, codecs, protocols, ..." }, | |
2098 | { "f", HAS_ARG, {(void*)opt_format}, "force format", "fmt" }, | |
2099 | { "i", HAS_ARG, {(void*)opt_input_file}, "input file name", "filename" }, | |
2100 | { "y", OPT_BOOL, {(void*)&file_overwrite}, "overwrite output files" }, | |
2101 | { "map", HAS_ARG | OPT_EXPERT, {(void*)opt_map}, "set input stream mapping", "file:stream" }, | |
2102 | { "t", HAS_ARG, {(void*)opt_recording_time}, "set the recording time", "duration" }, | |
2103 | { "title", HAS_ARG | OPT_STRING, {(void*)&str_title}, "set the title", "string" }, | |
2104 | { "author", HAS_ARG | OPT_STRING, {(void*)&str_author}, "set the author", "string" }, | |
2105 | { "copyright", HAS_ARG | OPT_STRING, {(void*)&str_copyright}, "set the copyright", "string" }, | |
2106 | { "comment", HAS_ARG | OPT_STRING, {(void*)&str_comment}, "set the comment", "string" }, | |
85f07f22 | 2107 | /* video options */ |
bdc4796f FB |
2108 | { "b", HAS_ARG, {(void*)opt_video_bitrate}, "set video bitrate (in kbit/s)", "bitrate" }, |
2109 | { "r", HAS_ARG, {(void*)opt_frame_rate}, "set frame rate (in Hz)", "rate" }, | |
2110 | { "s", HAS_ARG, {(void*)opt_frame_size}, "set frame size (WxH or abbreviation)", "size" }, | |
2111 | { "g", HAS_ARG | OPT_EXPERT, {(void*)opt_gop_size}, "set the group of picture size", "gop_size" }, | |
2112 | { "intra", OPT_BOOL | OPT_EXPERT, {(void*)&intra_only}, "use only intra frames"}, | |
2113 | { "vn", OPT_BOOL, {(void*)&video_disable}, "disable video" }, | |
2114 | { "qscale", HAS_ARG | OPT_EXPERT, {(void*)opt_qscale}, "use fixed video quantiser scale (VBR)", "q" }, | |
9cdd6a24 MN |
2115 | { "qmin", HAS_ARG | OPT_EXPERT, {(void*)opt_qmin}, "min video quantiser scale (VBR)", "q" }, |
2116 | { "qmax", HAS_ARG | OPT_EXPERT, {(void*)opt_qmax}, "max video quantiser scale (VBR)", "q" }, | |
2117 | { "qdiff", HAS_ARG | OPT_EXPERT, {(void*)opt_qdiff}, "max difference between the quantiser scale (VBR)", "q" }, | |
2118 | { "qblur", HAS_ARG | OPT_EXPERT, {(void*)opt_qblur}, "video quantiser scale blur (VBR)", "blur" }, | |
2119 | { "qcomp", HAS_ARG | OPT_EXPERT, {(void*)opt_qcomp}, "video quantiser scale compression (VBR)", "compression" }, | |
2120 | { "bt", HAS_ARG, {(void*)opt_video_bitrate_tolerance}, "set video bitrate tolerance (in kbit/s)", "tolerance" }, | |
bdc4796f FB |
2121 | #ifdef CONFIG_GRAB |
2122 | { "vd", HAS_ARG | OPT_EXPERT, {(void*)opt_video_device}, "set video device", "device" }, | |
2123 | #endif | |
2124 | { "vcodec", HAS_ARG | OPT_EXPERT, {(void*)opt_video_codec}, "force video codec", "codec" }, | |
2125 | { "me", HAS_ARG | OPT_EXPERT, {(void*)opt_motion_estimation}, "set motion estimation method", | |
85f07f22 | 2126 | "method" }, |
e4986da9 | 2127 | { "hq", OPT_BOOL | OPT_EXPERT, {(void*)&use_hq}, "activate high quality settings" }, |
29da453b | 2128 | { "4mv", OPT_BOOL | OPT_EXPERT, {(void*)&use_4mv}, "use four motion vector by macroblock (only MPEG-4)" }, |
bdc4796f | 2129 | { "sameq", OPT_BOOL, {(void*)&same_quality}, |
85f07f22 FB |
2130 | "use same video quality as source (implies VBR)" }, |
2131 | /* audio options */ | |
bdc4796f FB |
2132 | { "ab", HAS_ARG, {(void*)opt_audio_bitrate}, "set audio bitrate (in kbit/s)", "bitrate", }, |
2133 | { "ar", HAS_ARG, {(void*)opt_audio_rate}, "set audio sampling rate (in Hz)", "rate" }, | |
2134 | { "ac", HAS_ARG, {(void*)opt_audio_channels}, "set number of audio channels", "channels" }, | |
2135 | { "an", OPT_BOOL, {(void*)&audio_disable}, "disable audio" }, | |
2136 | #ifdef CONFIG_GRAB | |
2137 | { "ad", HAS_ARG | OPT_EXPERT, {(void*)opt_audio_device}, "set audio device", "device" }, | |
2138 | #endif | |
2139 | { "acodec", HAS_ARG | OPT_EXPERT, {(void*)opt_audio_codec}, "force audio codec", "codec" }, | |
2140 | { "deinterlace", OPT_BOOL | OPT_EXPERT, {(void*)&do_deinterlace}, | |
cfcf0ffd | 2141 | "deinterlace pictures" }, |
bdc4796f | 2142 | { "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark}, |
5727b222 | 2143 | "add timings for benchmarking" }, |
a0663ba4 FB |
2144 | { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump}, |
2145 | "dump each input packet" }, | |
ce7c56c2 J |
2146 | { "psnr", OPT_BOOL | OPT_EXPERT, {(void*)&do_psnr}, "calculate PSNR of compressed frames" }, |
2147 | { "vstats", OPT_BOOL | OPT_EXPERT, {(void*)&do_vstats}, "dump video coding statistics to file" }, | |
85f07f22 FB |
2148 | |
2149 | { NULL, }, | |
2150 | }; | |
2151 | ||
2152 | int main(int argc, char **argv) | |
2153 | { | |
2154 | int optindex, i; | |
2155 | const char *opt, *arg; | |
2156 | const OptionDef *po; | |
a38469e1 | 2157 | INT64 ti; |
85f07f22 FB |
2158 | |
2159 | register_all(); | |
2160 | ||
a38469e1 FB |
2161 | /* detect if invoked as player */ |
2162 | i = strlen(argv[0]); | |
2163 | if (i >= 6 && !strcmp(argv[0] + i - 6, "ffplay")) | |
2164 | do_play = 1; | |
2165 | ||
85f07f22 FB |
2166 | if (argc <= 1) |
2167 | show_help(); | |
a38469e1 FB |
2168 | |
2169 | /* parse options */ | |
85f07f22 FB |
2170 | optindex = 1; |
2171 | while (optindex < argc) { | |
2172 | opt = argv[optindex++]; | |
2173 | ||
2174 | if (opt[0] == '-' && opt[1] != '\0') { | |
2175 | po = options; | |
2176 | while (po->name != NULL) { | |
2177 | if (!strcmp(opt + 1, po->name)) | |
2178 | break; | |
2179 | po++; | |
2180 | } | |
2181 | if (!po->name) { | |
2182 | fprintf(stderr, "%s: unrecognized option '%s'\n", argv[0], opt); | |
2183 | exit(1); | |
2184 | } | |
2185 | arg = NULL; | |
2186 | if (po->flags & HAS_ARG) | |
2187 | arg = argv[optindex++]; | |
2188 | if (po->flags & OPT_STRING) { | |
2189 | char *str; | |
2190 | str = strdup(arg); | |
2191 | *po->u.str_arg = str; | |
2192 | } else if (po->flags & OPT_BOOL) { | |
2193 | *po->u.int_arg = 1; | |
2194 | } else { | |
2195 | po->u.func_arg(arg); | |
2196 | } | |
2197 | } else { | |
a38469e1 FB |
2198 | if (!do_play) { |
2199 | opt_output_file(opt); | |
2200 | } else { | |
2201 | opt_input_file(opt); | |
2202 | } | |
85f07f22 FB |
2203 | } |
2204 | } | |
2205 | ||
2206 | ||
a38469e1 FB |
2207 | if (!do_play) { |
2208 | /* file converter / grab */ | |
85f07f22 FB |
2209 | if (nb_output_files <= 0) { |
2210 | fprintf(stderr, "Must supply at least one output file\n"); | |
2211 | exit(1); | |
2212 | } | |
a38469e1 FB |
2213 | |
2214 | if (nb_input_files == 0) { | |
2215 | prepare_grab(); | |
5727b222 | 2216 | } |
a38469e1 FB |
2217 | } else { |
2218 | /* player */ | |
2219 | if (nb_input_files <= 0) { | |
2220 | fprintf(stderr, "Must supply at least one input file\n"); | |
2221 | exit(1); | |
2222 | } | |
2223 | prepare_play(); | |
2224 | } | |
2225 | ||
2226 | ti = getutime(); | |
2227 | av_encode(output_files, nb_output_files, input_files, nb_input_files, | |
2228 | stream_maps, nb_stream_maps); | |
2229 | ti = getutime() - ti; | |
2230 | if (do_benchmark) { | |
2231 | printf("bench: utime=%0.3fs\n", ti / 1000000.0); | |
85f07f22 FB |
2232 | } |
2233 | ||
2234 | /* close files */ | |
2235 | for(i=0;i<nb_output_files;i++) { | |
2236 | if (!(output_files[i]->format->flags & AVFMT_NOFILE)) | |
2237 | url_fclose(&output_files[i]->pb); | |
2238 | } | |
2239 | for(i=0;i<nb_input_files;i++) { | |
2240 | if (!(input_files[i]->format->flags & AVFMT_NOFILE)) | |
2241 | url_fclose(&input_files[i]->pb); | |
2242 | } | |
2243 | ||
2244 | return 0; | |
2245 | } |