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