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demux_mkv: read tags.
[mplayer/glamo.git] / codec-cfg.c
blob168529fd8c73d860206064ab7713253e4dacb2ab
1 /*
2 * codec.conf parser
3 *
4 * to compile test application:
5 * cc -I. -DTESTING -o codec-cfg-test codec-cfg.c mp_msg.o osdep/getch2.o -ltermcap
6 * to compile CODECS2HTML:
7 * gcc -DCODECS2HTML -o codecs2html codec-cfg.c mp_msg.o
8 *
9 * TODO: implement informat in CODECS2HTML too
10 *
11 * Copyright (C) 2001 Szabolcs Berecz <szabi@inf.elte.hu>
12 *
13 * This file is part of MPlayer.
14 *
15 * MPlayer is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
19 *
20 * MPlayer is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License along
26 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
27 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
28 */
29
30 #define DEBUG
31
32 //disable asserts
33 #define NDEBUG
34
35 #include <stdio.h>
36 #include <stdlib.h>
37 #include <fcntl.h>
38 #include <unistd.h>
39 #include <errno.h>
40 #include <ctype.h>
41 #include <assert.h>
42 #include <string.h>
43 #include <stdint.h>
44
45 #include "config.h"
46 #include "mp_msg.h"
47 #ifdef CODECS2HTML
48 #define mp_tmsg mp_msg
49 #ifdef __GNUC__
50 #define mp_msg(t, l, m, args...) fprintf(stderr, m, ##args)
51 #else
52 #define mp_msg(t, l, ...) fprintf(stderr, __VA_ARGS__)
53 #endif
54 #endif
55
56
57 #include "libmpcodecs/img_format.h"
58 #include "codec-cfg.h"
59
60 #ifndef CODECS2HTML
61 #include "codecs.conf.h"
62 #endif
63
64 #define mmioFOURCC( ch0, ch1, ch2, ch3 ) \
65 ( (uint32_t)(uint8_t)(ch0) | ( (uint32_t)(uint8_t)(ch1) << 8 ) | \
66 ( (uint32_t)(uint8_t)(ch2) << 16 ) | ( (uint32_t)(uint8_t)(ch3) << 24 ) )
67
68 #define PRINT_LINENUM mp_msg(MSGT_CODECCFG,MSGL_ERR," at line %d\n", line_num)
69
70 #define MAX_NR_TOKEN 16
71
72 #define MAX_LINE_LEN 1000
73
74 #define RET_EOF -1
75 #define RET_EOL -2
76
77 #define TYPE_VIDEO 0
78 #define TYPE_AUDIO 1
79
80 char * codecs_file = NULL;
81
82 static int add_to_fourcc(char *s, char *alias, unsigned int *fourcc,
83 unsigned int *map)
84 {
85 int i, j, freeslots;
86 unsigned int tmp;
87
88 /* find first unused slot */
89 for (i = 0; i < CODECS_MAX_FOURCC && fourcc[i] != 0xffffffff; i++)
90 /* NOTHING */;
91 freeslots = CODECS_MAX_FOURCC - i;
92 if (!freeslots)
93 goto err_out_too_many;
94
95 do {
96 tmp = mmioFOURCC(s[0], s[1], s[2], s[3]);
97 for (j = 0; j < i; j++)
98 if (tmp == fourcc[j])
99 goto err_out_duplicated;
100 fourcc[i] = tmp;
101 map[i] = alias ? mmioFOURCC(alias[0], alias[1], alias[2], alias[3]) : tmp;
102 s += 4;
103 i++;
104 } while ((*(s++) == ',') && --freeslots);
105
106 if (!freeslots)
107 goto err_out_too_many;
108 if (*(--s) != '\0')
109 goto err_out_parse_error;
110 return 1;
111 err_out_duplicated:
112 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"duplicated FourCC");
113 return 0;
114 err_out_too_many:
115 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"too many FourCCs/formats...");
116 return 0;
117 err_out_parse_error:
118 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error");
119 return 0;
120 }
121
122 static int add_to_format(char *s, char *alias,unsigned int *fourcc, unsigned int *fourccmap)
123 {
124 int i, j;
125 char *endptr;
126
127 /* find first unused slot */
128 for (i = 0; i < CODECS_MAX_FOURCC && fourcc[i] != 0xffffffff; i++)
129 /* NOTHING */;
130 if (i == CODECS_MAX_FOURCC) {
131 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"too many FourCCs/formats...");
132 return 0;
133 }
134
135 fourcc[i]=strtoul(s,&endptr,0);
136 if (*endptr != '\0') {
137 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error (format ID not a number?)");
138 return 0;
139 }
140
141 if(alias){
142 fourccmap[i]=strtoul(alias,&endptr,0);
143 if (*endptr != '\0') {
144 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error (format ID alias not a number?)");
145 return 0;
146 }
147 } else
148 fourccmap[i]=fourcc[i];
149
150 for (j = 0; j < i; j++)
151 if (fourcc[j] == fourcc[i]) {
152 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"duplicated format ID");
153 return 0;
154 }
155
156 return 1;
157 }
158
159 static const struct {
160 const char *name;
161 const unsigned int num;
162 } fmt_table[] = {
163 // note: due to parser deficiencies/simplicity, if one format
164 // name matches the beginning of another, the longer one _must_
165 // come first in this list.
166 {"YV12", IMGFMT_YV12},
167 {"I420", IMGFMT_I420},
168 {"IYUV", IMGFMT_IYUV},
169 {"NV12", IMGFMT_NV12},
170 {"NV21", IMGFMT_NV21},
171 {"YVU9", IMGFMT_YVU9},
172 {"IF09", IMGFMT_IF09},
173 {"444P16LE", IMGFMT_444P16_LE},
174 {"444P16BE", IMGFMT_444P16_BE},
175 {"422P16LE", IMGFMT_422P16_LE},
176 {"422P16BE", IMGFMT_422P16_BE},
177 {"420P16LE", IMGFMT_420P16_LE},
178 {"420P16BE", IMGFMT_420P16_BE},
179 {"444P16", IMGFMT_444P16},
180 {"422P16", IMGFMT_422P16},
181 {"420P16", IMGFMT_420P16},
182 {"420A", IMGFMT_420A},
183 {"444P", IMGFMT_444P},
184 {"422P", IMGFMT_422P},
185 {"411P", IMGFMT_411P},
186 {"440P", IMGFMT_440P},
187 {"Y800", IMGFMT_Y800},
188 {"Y8", IMGFMT_Y8},
189
190 {"YUY2", IMGFMT_YUY2},
191 {"UYVY", IMGFMT_UYVY},
192 {"YVYU", IMGFMT_YVYU},
193
194 {"RGB48LE", IMGFMT_RGB48LE},
195 {"RGB48BE", IMGFMT_RGB48BE},
196 {"RGB4", IMGFMT_RGB4},
197 {"RGB8", IMGFMT_RGB8},
198 {"RGB15", IMGFMT_RGB15},
199 {"RGB16", IMGFMT_RGB16},
200 {"RGB24", IMGFMT_RGB24},
201 {"RGB32", IMGFMT_RGB32},
202 {"BGR4", IMGFMT_BGR4},
203 {"BGR8", IMGFMT_BGR8},
204 {"BGR15", IMGFMT_BGR15},
205 {"BGR16", IMGFMT_BGR16},
206 {"BGR24", IMGFMT_BGR24},
207 {"BGR32", IMGFMT_BGR32},
208 {"RGB1", IMGFMT_RGB1},
209 {"BGR1", IMGFMT_BGR1},
210
211 {"MPES", IMGFMT_MPEGPES},
212 {"ZRMJPEGNI", IMGFMT_ZRMJPEGNI},
213 {"ZRMJPEGIT", IMGFMT_ZRMJPEGIT},
214 {"ZRMJPEGIB", IMGFMT_ZRMJPEGIB},
215
216 {"IDCT_MPEG2",IMGFMT_XVMC_IDCT_MPEG2},
217 {"MOCO_MPEG2",IMGFMT_XVMC_MOCO_MPEG2},
218
219 {"VDPAU_MPEG1",IMGFMT_VDPAU_MPEG1},
220 {"VDPAU_MPEG2",IMGFMT_VDPAU_MPEG2},
221 {"VDPAU_H264",IMGFMT_VDPAU_H264},
222 {"VDPAU_WMV3",IMGFMT_VDPAU_WMV3},
223 {"VDPAU_VC1",IMGFMT_VDPAU_VC1},
224 {"VDPAU_MPEG4",IMGFMT_VDPAU_MPEG4},
225
226 {NULL, 0}
227 };
228
229
230 static int add_to_inout(char *sfmt, char *sflags, unsigned int *outfmt,
231 unsigned char *outflags)
232 {
233
234 static char *flagstr[] = {
235 "flip",
236 "noflip",
237 "yuvhack",
238 "query",
239 "static",
240 NULL
241 };
242
243 int i, j, freeslots;
244 unsigned char flags;
245
246 for (i = 0; i < CODECS_MAX_OUTFMT && outfmt[i] != 0xffffffff; i++)
247 /* NOTHING */;
248 freeslots = CODECS_MAX_OUTFMT - i;
249 if (!freeslots)
250 goto err_out_too_many;
251
252 flags = 0;
253 if(sflags) {
254 do {
255 for (j = 0; flagstr[j] != NULL; j++)
256 if (!strncmp(sflags, flagstr[j],
257 strlen(flagstr[j])))
258 break;
259 if (flagstr[j] == NULL)
260 goto err_out_parse_error;
261 flags|=(1<<j);
262 sflags+=strlen(flagstr[j]);
263 } while (*(sflags++) == ',');
264
265 if (*(--sflags) != '\0')
266 goto err_out_parse_error;
267 }
268
269 do {
270 for (j = 0; fmt_table[j].name != NULL; j++)
271 if (!strncmp(sfmt, fmt_table[j].name, strlen(fmt_table[j].name)))
272 break;
273 if (fmt_table[j].name == NULL)
274 goto err_out_parse_error;
275 outfmt[i] = fmt_table[j].num;
276 outflags[i] = flags;
277 ++i;
278 sfmt+=strlen(fmt_table[j].name);
279 } while ((*(sfmt++) == ',') && --freeslots);
280
281 if (!freeslots)
282 goto err_out_too_many;
283
284 if (*(--sfmt) != '\0')
285 goto err_out_parse_error;
286
287 return 1;
288 err_out_too_many:
289 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"too many out...");
290 return 0;
291 err_out_parse_error:
292 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error");
293 return 0;
294 }
295
296 #if 0
297 static short get_driver(char *s,int audioflag)
298 {
299 static char *audiodrv[] = {
300 "null",
301 "mp3lib",
302 "pcm",
303 "libac3",
304 "acm",
305 "alaw",
306 "msgsm",
307 "dshow",
308 "dvdpcm",
309 "hwac3",
310 "libvorbis",
311 "ffmpeg",
312 "libmad",
313 "msadpcm",
314 "liba52",
315 "g72x",
316 "imaadpcm",
317 "dk4adpcm",
318 "dk3adpcm",
319 "roqaudio",
320 "faad",
321 "realaud",
322 "libdv",
323 NULL
324 };
325 static char *videodrv[] = {
326 "null",
327 "libmpeg2",
328 "vfw",
329 "dshow",
330 "ffmpeg",
331 "vfwex",
332 "raw",
333 "msrle",
334 "xanim",
335 "msvidc",
336 "fli",
337 "cinepak",
338 "qtrle",
339 "nuv",
340 "cyuv",
341 "qtsmc",
342 "ducktm1",
343 "roqvideo",
344 "qtrpza",
345 "mpng",
346 "ijpg",
347 "zlib",
348 "mpegpes",
349 "zrmjpeg",
350 "realvid",
351 "xvid",
352 "libdv",
353 NULL
354 };
355 char **drv=audioflag?audiodrv:videodrv;
356 int i;
357
358 for(i=0;drv[i];i++) if(!strcmp(s,drv[i])) return i;
359
360 return -1;
361 }
362 #endif
363
364 static int validate_codec(codecs_t *c, int type)
365 {
366 unsigned int i;
367 char *tmp_name = c->name;
368
369 for (i = 0; i < strlen(tmp_name) && isalnum(tmp_name[i]); i++)
370 /* NOTHING */;
371
372 if (i < strlen(tmp_name)) {
373 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) name is not valid!\n", c->name);
374 return 0;
375 }
376
377 if (!c->info)
378 c->info = strdup(c->name);
379
380 #if 0
381 if (c->fourcc[0] == 0xffffffff) {
382 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) does not have FourCC/format!\n", c->name);
383 return 0;
384 }
385 #endif
386
387 if (!c->drv) {
388 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) does not have a driver!\n", c->name);
389 return 0;
390 }
391
392 #if 0
393 #warning codec->driver == 4;... <- this should not be put in here...
394 #warning Where are they defined ????????????
395 if (!c->dll && (c->driver == 4 ||
396 (c->driver == 2 && type == TYPE_VIDEO))) {
397 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) needs a 'dll'!\n", c->name);
398 return 0;
399 }
400 #warning Can guid.f1 be 0? How does one know that it was not given?
401 // if (!(codec->flags & CODECS_FLAG_AUDIO) && codec->driver == 4)
402
403 if (type == TYPE_VIDEO)
404 if (c->outfmt[0] == 0xffffffff) {
405 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"\ncodec(%s) needs an 'outfmt'!\n", c->name);
406 return 0;
407 }
408 #endif
409 return 1;
410 }
411
412 static int add_comment(char *s, char **d)
413 {
414 int pos;
415
416 if (!*d)
417 pos = 0;
418 else {
419 pos = strlen(*d);
420 (*d)[pos++] = '\n';
421 }
422 if (!(*d = realloc(*d, pos + strlen(s) + 1))) {
423 mp_tmsg(MSGT_CODECCFG,MSGL_FATAL,"Can't allocate memory for comment. ");
424 return 0;
425 }
426 strcpy(*d + pos, s);
427 return 1;
428 }
429
430 static short get_cpuflags(char *s)
431 {
432 static char *flagstr[] = {
433 "mmx",
434 "sse",
435 "3dnow",
436 NULL
437 };
438 int i;
439 short flags = 0;
440
441 do {
442 for (i = 0; flagstr[i]; i++)
443 if (!strncmp(s, flagstr[i], strlen(flagstr[i])))
444 break;
445 if (!flagstr[i])
446 goto err_out_parse_error;
447 flags |= 1<<i;
448 s += strlen(flagstr[i]);
449 } while (*(s++) == ',');
450
451 if (*(--s) != '\0')
452 goto err_out_parse_error;
453
454 return flags;
455 err_out_parse_error:
456 return 0;
457 }
458
459 static FILE *fp;
460 static int line_num = 0;
461 static char *line;
462 static char *token[MAX_NR_TOKEN];
463 static int read_nextline = 1;
464
465 static int get_token(int min, int max)
466 {
467 static int line_pos;
468 int i;
469 char c;
470
471 if (max >= MAX_NR_TOKEN) {
472 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"get_token(): max >= MAX_MR_TOKEN!");
473 goto out_eof;
474 }
475
476 memset(token, 0x00, sizeof(*token) * max);
477
478 if (read_nextline) {
479 if (!fgets(line, MAX_LINE_LEN, fp))
480 goto out_eof;
481 line_pos = 0;
482 ++line_num;
483 read_nextline = 0;
484 }
485 for (i = 0; i < max; i++) {
486 while (isspace(line[line_pos]))
487 ++line_pos;
488 if (line[line_pos] == '\0' || line[line_pos] == '#' ||
489 line[line_pos] == ';') {
490 read_nextline = 1;
491 if (i >= min)
492 goto out_ok;
493 goto out_eol;
494 }
495 token[i] = line + line_pos;
496 c = line[line_pos];
497 if (c == '"' || c == '\'') {
498 token[i]++;
499 while (line[++line_pos] != c && line[line_pos])
500 /* NOTHING */;
501 } else {
502 for (/* NOTHING */; !isspace(line[line_pos]) &&
503 line[line_pos]; line_pos++)
504 /* NOTHING */;
505 }
506 if (!line[line_pos]) {
507 read_nextline = 1;
508 if (i >= min - 1)
509 goto out_ok;
510 goto out_eol;
511 }
512 line[line_pos] = '\0';
513 line_pos++;
514 }
515 out_ok:
516 return i;
517 out_eof:
518 read_nextline = 1;
519 return RET_EOF;
520 out_eol:
521 return RET_EOL;
522 }
523
524 static codecs_t *video_codecs=NULL;
525 static codecs_t *audio_codecs=NULL;
526 static int nr_vcodecs = 0;
527 static int nr_acodecs = 0;
528
529 int parse_codec_cfg(const char *cfgfile)
530 {
531 codecs_t *codec = NULL; // current codec
532 codecs_t **codecsp = NULL;// points to audio_codecs or to video_codecs
533 char *endptr; // strtoul()...
534 int *nr_codecsp;
535 int codec_type; /* TYPE_VIDEO/TYPE_AUDIO */
536 int tmp, i;
537
538 // in case we call it a second time
539 codecs_uninit_free();
540
541 nr_vcodecs = 0;
542 nr_acodecs = 0;
543
544 if(cfgfile==NULL) {
545 #ifdef CODECS2HTML
546 return 0;
547 #else
548 video_codecs = builtin_video_codecs;
549 audio_codecs = builtin_audio_codecs;
550 nr_vcodecs = sizeof(builtin_video_codecs)/sizeof(codecs_t);
551 nr_acodecs = sizeof(builtin_audio_codecs)/sizeof(codecs_t);
552 return 1;
553 #endif
554 }
555
556 mp_tmsg(MSGT_CODECCFG,MSGL_V,"Reading %s: ", cfgfile);
557
558 if ((fp = fopen(cfgfile, "r")) == NULL) {
559 mp_tmsg(MSGT_CODECCFG,MSGL_V,"Can't open '%s': %s\n", cfgfile, strerror(errno));
560 return 0;
561 }
562
563 if ((line = malloc(MAX_LINE_LEN + 1)) == NULL) {
564 mp_tmsg(MSGT_CODECCFG,MSGL_FATAL,"Can't get memory for 'line': %s\n", strerror(errno));
565 return 0;
566 }
567 read_nextline = 1;
568
569 /*
570 * this only catches release lines at the start of
571 * codecs.conf, before audiocodecs and videocodecs.
572 */
573 while ((tmp = get_token(1, 1)) == RET_EOL)
574 /* NOTHING */;
575 if (tmp == RET_EOF)
576 goto out;
577 if (!strcmp(token[0], "release")) {
578 if (get_token(1, 2) < 0)
579 goto err_out_parse_error;
580 tmp = atoi(token[0]);
581 if (tmp < CODEC_CFG_MIN)
582 goto err_out_release_num;
583 while ((tmp = get_token(1, 1)) == RET_EOL)
584 /* NOTHING */;
585 if (tmp == RET_EOF)
586 goto out;
587 } else
588 goto err_out_release_num;
589
590 /*
591 * check if the next block starts with 'audiocodec' or
592 * with 'videocodec'
593 */
594 if (!strcmp(token[0], "audiocodec") || !strcmp(token[0], "videocodec"))
595 goto loop_enter;
596 goto err_out_parse_error;
597
598 while ((tmp = get_token(1, 1)) != RET_EOF) {
599 if (tmp == RET_EOL)
600 continue;
601 if (!strcmp(token[0], "audiocodec") ||
602 !strcmp(token[0], "videocodec")) {
603 if (!validate_codec(codec, codec_type))
604 goto err_out_not_valid;
605 loop_enter:
606 if (*token[0] == 'v') {
607 codec_type = TYPE_VIDEO;
608 nr_codecsp = &nr_vcodecs;
609 codecsp = &video_codecs;
610 } else if (*token[0] == 'a') {
611 codec_type = TYPE_AUDIO;
612 nr_codecsp = &nr_acodecs;
613 codecsp = &audio_codecs;
614 #ifdef DEBUG
615 } else {
616 mp_msg(MSGT_CODECCFG,MSGL_ERR,"picsba\n");
617 goto err_out;
618 #endif
619 }
620 if (!(*codecsp = realloc(*codecsp,
621 sizeof(codecs_t) * (*nr_codecsp + 2)))) {
622 mp_tmsg(MSGT_CODECCFG,MSGL_FATAL,"Can't realloc '*codecsp': %s\n", strerror(errno));
623 goto err_out;
624 }
625 codec=*codecsp + *nr_codecsp;
626 ++*nr_codecsp;
627 memset(codec,0,sizeof(codecs_t));
628 memset(codec->fourcc, 0xff, sizeof(codec->fourcc));
629 memset(codec->outfmt, 0xff, sizeof(codec->outfmt));
630 memset(codec->infmt, 0xff, sizeof(codec->infmt));
631
632 if (get_token(1, 1) < 0)
633 goto err_out_parse_error;
634 for (i = 0; i < *nr_codecsp - 1; i++) {
635 if(( (*codecsp)[i].name!=NULL) &&
636 (!strcmp(token[0], (*codecsp)[i].name)) ) {
637 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Codec name '%s' isn't unique.", token[0]);
638 goto err_out_print_linenum;
639 }
640 }
641 if (!(codec->name = strdup(token[0]))) {
642 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Can't strdup -> 'name': %s\n", strerror(errno));
643 goto err_out;
644 }
645 } else if (!strcmp(token[0], "info")) {
646 if (codec->info || get_token(1, 1) < 0)
647 goto err_out_parse_error;
648 if (!(codec->info = strdup(token[0]))) {
649 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Can't strdup -> 'info': %s\n", strerror(errno));
650 goto err_out;
651 }
652 } else if (!strcmp(token[0], "comment")) {
653 if (get_token(1, 1) < 0)
654 goto err_out_parse_error;
655 add_comment(token[0], &codec->comment);
656 } else if (!strcmp(token[0], "fourcc")) {
657 if (get_token(1, 2) < 0)
658 goto err_out_parse_error;
659 if (!add_to_fourcc(token[0], token[1],
660 codec->fourcc,
661 codec->fourccmap))
662 goto err_out_print_linenum;
663 } else if (!strcmp(token[0], "format")) {
664 if (get_token(1, 2) < 0)
665 goto err_out_parse_error;
666 if (!add_to_format(token[0], token[1],
667 codec->fourcc,codec->fourccmap))
668 goto err_out_print_linenum;
669 } else if (!strcmp(token[0], "driver")) {
670 if (get_token(1, 1) < 0)
671 goto err_out_parse_error;
672 if (!(codec->drv = strdup(token[0]))) {
673 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Can't strdup -> 'driver': %s\n", strerror(errno));
674 goto err_out;
675 }
676 } else if (!strcmp(token[0], "dll")) {
677 if (get_token(1, 1) < 0)
678 goto err_out_parse_error;
679 if (!(codec->dll = strdup(token[0]))) {
680 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Can't strdup -> 'dll': %s", strerror(errno));
681 goto err_out;
682 }
683 } else if (!strcmp(token[0], "guid")) {
684 if (get_token(11, 11) < 0)
685 goto err_out_parse_error;
686 codec->guid.f1=strtoul(token[0],&endptr,0);
687 if ((*endptr != ',' || *(endptr + 1) != '\0') &&
688 *endptr != '\0')
689 goto err_out_parse_error;
690 codec->guid.f2=strtoul(token[1],&endptr,0);
691 if ((*endptr != ',' || *(endptr + 1) != '\0') &&
692 *endptr != '\0')
693 goto err_out_parse_error;
694 codec->guid.f3=strtoul(token[2],&endptr,0);
695 if ((*endptr != ',' || *(endptr + 1) != '\0') &&
696 *endptr != '\0')
697 goto err_out_parse_error;
698 for (i = 0; i < 8; i++) {
699 codec->guid.f4[i]=strtoul(token[i + 3],&endptr,0);
700 if ((*endptr != ',' || *(endptr + 1) != '\0') &&
701 *endptr != '\0')
702 goto err_out_parse_error;
703 }
704 } else if (!strcmp(token[0], "out")) {
705 if (get_token(1, 2) < 0)
706 goto err_out_parse_error;
707 if (!add_to_inout(token[0], token[1], codec->outfmt,
708 codec->outflags))
709 goto err_out_print_linenum;
710 } else if (!strcmp(token[0], "in")) {
711 if (get_token(1, 2) < 0)
712 goto err_out_parse_error;
713 if (!add_to_inout(token[0], token[1], codec->infmt,
714 codec->inflags))
715 goto err_out_print_linenum;
716 } else if (!strcmp(token[0], "flags")) {
717 if (get_token(1, 1) < 0)
718 goto err_out_parse_error;
719 if (!strcmp(token[0], "seekable"))
720 codec->flags |= CODECS_FLAG_SEEKABLE;
721 else if (!strcmp(token[0], "align16"))
722 codec->flags |= CODECS_FLAG_ALIGN16;
723 else
724 goto err_out_parse_error;
725 } else if (!strcmp(token[0], "status")) {
726 if (get_token(1, 1) < 0)
727 goto err_out_parse_error;
728 if (!strcasecmp(token[0], "working"))
729 codec->status = CODECS_STATUS_WORKING;
730 else if (!strcasecmp(token[0], "crashing"))
731 codec->status = CODECS_STATUS_NOT_WORKING;
732 else if (!strcasecmp(token[0], "untested"))
733 codec->status = CODECS_STATUS_UNTESTED;
734 else if (!strcasecmp(token[0], "buggy"))
735 codec->status = CODECS_STATUS_PROBLEMS;
736 else
737 goto err_out_parse_error;
738 } else if (!strcmp(token[0], "cpuflags")) {
739 if (get_token(1, 1) < 0)
740 goto err_out_parse_error;
741 if (!(codec->cpuflags = get_cpuflags(token[0])))
742 goto err_out_parse_error;
743 } else
744 goto err_out_parse_error;
745 }
746 if (!validate_codec(codec, codec_type))
747 goto err_out_not_valid;
748 mp_tmsg(MSGT_CODECCFG,MSGL_INFO,"%d audio & %d video codecs\n", nr_acodecs, nr_vcodecs);
749 if(video_codecs) video_codecs[nr_vcodecs].name = NULL;
750 if(audio_codecs) audio_codecs[nr_acodecs].name = NULL;
751 out:
752 free(line);
753 line=NULL;
754 fclose(fp);
755 return 1;
756
757 err_out_parse_error:
758 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"parse error");
759 err_out_print_linenum:
760 PRINT_LINENUM;
761 err_out:
762 codecs_uninit_free();
763
764 free(line);
765 line=NULL;
766 line_num = 0;
767 fclose(fp);
768 return 0;
769 err_out_not_valid:
770 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"Codec is not defined correctly.");
771 goto err_out_print_linenum;
772 err_out_release_num:
773 mp_tmsg(MSGT_CODECCFG,MSGL_ERR,"This codecs.conf is too old and incompatible with this MPlayer release!");
774 goto err_out_print_linenum;
775 }
776
777 static void codecs_free(codecs_t* codecs,int count) {
778 int i;
779 for ( i = 0; i < count; i++)
780 if ( codecs[i].name ) {
781 if( codecs[i].name )
782 free(codecs[i].name);
783 if( codecs[i].info )
784 free(codecs[i].info);
785 if( codecs[i].comment )
786 free(codecs[i].comment);
787 if( codecs[i].dll )
788 free(codecs[i].dll);
789 if( codecs[i].drv )
790 free(codecs[i].drv);
791 }
792 if (codecs)
793 free(codecs);
794 }
795
796 void codecs_uninit_free(void) {
797 if (video_codecs)
798 codecs_free(video_codecs,nr_vcodecs);
799 video_codecs=NULL;
800 if (audio_codecs)
801 codecs_free(audio_codecs,nr_acodecs);
802 audio_codecs=NULL;
803 }
804
805 codecs_t *find_audio_codec(unsigned int fourcc, unsigned int *fourccmap,
806 codecs_t *start, int force)
807 {
808 return find_codec(fourcc, fourccmap, start, 1, force);
809 }
810
811 codecs_t *find_video_codec(unsigned int fourcc, unsigned int *fourccmap,
812 codecs_t *start, int force)
813 {
814 return find_codec(fourcc, fourccmap, start, 0, force);
815 }
816
817 codecs_t* find_codec(unsigned int fourcc,unsigned int *fourccmap,
818 codecs_t *start, int audioflag, int force)
819 {
820 int i, j;
821 codecs_t *c;
822
823 #if 0
824 if (start) {
825 for (/* NOTHING */; start->name; start++) {
826 for (j = 0; j < CODECS_MAX_FOURCC; j++) {
827 if (start->fourcc[j] == fourcc) {
828 if (fourccmap)
829 *fourccmap = start->fourccmap[j];
830 return start;
831 }
832 }
833 }
834 } else
835 #endif
836 {
837 if (audioflag) {
838 i = nr_acodecs;
839 c = audio_codecs;
840 } else {
841 i = nr_vcodecs;
842 c = video_codecs;
843 }
844 if(!i) return NULL;
845 for (/* NOTHING */; i--; c++) {
846 if(start && c<=start) continue;
847 for (j = 0; j < CODECS_MAX_FOURCC; j++) {
848 // FIXME: do NOT hardwire 'null' name here:
849 if (c->fourcc[j]==fourcc || !strcmp(c->drv,"null")) {
850 if (fourccmap)
851 *fourccmap = c->fourccmap[j];
852 return c;
853 }
854 }
855 if (force) return c;
856 }
857 }
858 return NULL;
859 }
860
861 void stringset_init(stringset_t *set) {
862 *set = calloc(1, sizeof(char *));
863 }
864
865 void stringset_free(stringset_t *set) {
866 int count = 0;
867 while ((*set)[count]) free((*set)[count++]);
868 free(*set);
869 *set = NULL;
870 }
871
872 void stringset_add(stringset_t *set, const char *str) {
873 int count = 0;
874 while ((*set)[count]) count++;
875 count++;
876 *set = realloc(*set, sizeof(char *) * (count + 1));
877 (*set)[count - 1] = strdup(str);
878 (*set)[count] = NULL;
879 }
880
881 int stringset_test(stringset_t *set, const char *str) {
882 stringset_t s;
883 for (s = *set; *s; s++)
884 if (strcmp(*s, str) == 0)
885 return 1;
886 return 0;
887 }
888
889 void list_codecs(int audioflag){
890 int i;
891 codecs_t *c;
892
893 if (audioflag) {
894 i = nr_acodecs;
895 c = audio_codecs;
896 mp_msg(MSGT_CODECCFG,MSGL_INFO,"ac: afm: status: info: [lib/dll]\n");
897 } else {
898 i = nr_vcodecs;
899 c = video_codecs;
900 mp_msg(MSGT_CODECCFG,MSGL_INFO,"vc: vfm: status: info: [lib/dll]\n");
901 }
902 if(!i) return;
903 for (/* NOTHING */; i--; c++) {
904 char* s="unknown ";
905 switch(c->status){
906 case CODECS_STATUS_WORKING: s="working ";break;
907 case CODECS_STATUS_PROBLEMS: s="problems";break;
908 case CODECS_STATUS_NOT_WORKING: s="crashing";break;
909 case CODECS_STATUS_UNTESTED: s="untested";break;
910 }
911 if(c->dll)
912 mp_msg(MSGT_CODECCFG,MSGL_INFO,"%-11s %-9s %s %s [%s]\n",c->name,c->drv,s,c->info,c->dll);
913 else
914 mp_msg(MSGT_CODECCFG,MSGL_INFO,"%-11s %-9s %s %s\n",c->name,c->drv,s,c->info);
915 }
916 }
917
918
919 #ifdef CODECS2HTML
920 void wrapline(FILE *f2,char *s){
921 int c;
922 if(!s){
923 fprintf(f2,"-");
924 return;
925 }
926 while((c=*s++)){
927 if(c==',') fprintf(f2,"<br>"); else fputc(c,f2);
928 }
929 }
930
931 void parsehtml(FILE *f1,FILE *f2,codecs_t *codec,int section,int dshow){
932 int c,d;
933 while((c=fgetc(f1))>=0){
934 if(c!='%'){
935 fputc(c,f2);
936 continue;
937 }
938 d=fgetc(f1);
939
940 switch(d){
941 case '.':
942 return; // end of section
943 case 'n':
944 wrapline(f2,codec->name); break;
945 case 'i':
946 wrapline(f2,codec->info); break;
947 case 'c':
948 wrapline(f2,codec->comment); break;
949 case 'd':
950 wrapline(f2,codec->dll); break;
951 case 'D':
952 fprintf(f2,"%c",!strcmp(codec->drv,"dshow")?'+':'-'); break;
953 case 'F':
954 for(d=0;d<CODECS_MAX_FOURCC;d++)
955 if(!d || codec->fourcc[d]!=0xFFFFFFFF)
956 fprintf(f2,"%s%.4s",d?"<br>":"",(codec->fourcc[d]==0xFFFFFFFF || codec->fourcc[d]<0x20202020)?!d?"-":"":(char*) &codec->fourcc[d]);
957 break;
958 case 'f':
959 for(d=0;d<CODECS_MAX_FOURCC;d++)
960 if(codec->fourcc[d]!=0xFFFFFFFF)
961 fprintf(f2,"%s0x%X",d?"<br>":"",codec->fourcc[d]);
962 break;
963 case 'Y':
964 for(d=0;d<CODECS_MAX_OUTFMT;d++)
965 if(codec->outfmt[d]!=0xFFFFFFFF){
966 for (c=0; fmt_table[c].name; c++)
967 if(fmt_table[c].num==codec->outfmt[d]) break;
968 if(fmt_table[c].name)
969 fprintf(f2,"%s%s",d?"<br>":"",fmt_table[c].name);
970 }
971 break;
972 default:
973 fputc(c,f2);
974 fputc(d,f2);
975 }
976 }
977 }
978
979 void skiphtml(FILE *f1){
980 int c,d;
981 while((c=fgetc(f1))>=0){
982 if(c!='%'){
983 continue;
984 }
985 d=fgetc(f1);
986 if(d=='.') return; // end of section
987 }
988 }
989
990 static void print_int_array(const unsigned int* a, int size)
991 {
992 printf("{ ");
993 while (size--)
994 if(abs(*a)<256)
995 printf("%d%s", *a++, size?", ":"");
996 else
997 printf("0x%X%s", *a++, size?", ":"");
998 printf(" }");
999 }
1000
1001 static void print_char_array(const unsigned char* a, int size)
1002 {
1003 printf("{ ");
1004 while (size--)
1005 if((*a)<10)
1006 printf("%d%s", *a++, size?", ":"");
1007 else
1008 printf("0x%02x%s", *a++, size?", ":"");
1009 printf(" }");
1010 }
1011
1012 static void print_string(const char* s)
1013 {
1014 if (!s) printf("NULL");
1015 else printf("\"%s\"", s);
1016 }
1017
1018 int main(int argc, char* argv[])
1019 {
1020 codecs_t *cl;
1021 FILE *f1;
1022 FILE *f2;
1023 int c,d,i;
1024 int pos;
1025 int section=-1;
1026 int nr_codecs;
1027 int win32=-1;
1028 int dshow=-1;
1029 int win32ex=-1;
1030
1031 /*
1032 * Take path to codecs.conf from command line, or fall back on
1033 * etc/codecs.conf
1034 */
1035 if (!(nr_codecs = parse_codec_cfg((argc>1)?argv[1]:"etc/codecs.conf")))
1036 exit(1);
1037
1038 if (argc > 1) {
1039 int i, j;
1040 const char* nm[2];
1041 codecs_t* cod[2];
1042 int nr[2];
1043
1044 nm[0] = "builtin_video_codecs";
1045 cod[0] = video_codecs;
1046 nr[0] = nr_vcodecs;
1047
1048 nm[1] = "builtin_audio_codecs";
1049 cod[1] = audio_codecs;
1050 nr[1] = nr_acodecs;
1051
1052 printf("/* GENERATED FROM %s, DO NOT EDIT! */\n\n",argv[1]);
1053 printf("#include <stddef.h>\n");
1054 printf("#include \"codec-cfg.h\"\n\n");
1055
1056 for (i=0; i<2; i++) {
1057 printf("const codecs_t %s[] = {\n", nm[i]);
1058 for (j = 0; j < nr[i]; j++) {
1059 printf("{");
1060
1061 print_int_array(cod[i][j].fourcc, CODECS_MAX_FOURCC);
1062 printf(", /* fourcc */\n");
1063
1064 print_int_array(cod[i][j].fourccmap, CODECS_MAX_FOURCC);
1065 printf(", /* fourccmap */\n");
1066
1067 print_int_array(cod[i][j].outfmt, CODECS_MAX_OUTFMT);
1068 printf(", /* outfmt */\n");
1069
1070 print_char_array(cod[i][j].outflags, CODECS_MAX_OUTFMT);
1071 printf(", /* outflags */\n");
1072
1073 print_int_array(cod[i][j].infmt, CODECS_MAX_INFMT);
1074 printf(", /* infmt */\n");
1075
1076 print_char_array(cod[i][j].inflags, CODECS_MAX_INFMT);
1077 printf(", /* inflags */\n");
1078
1079 print_string(cod[i][j].name); printf(", /* name */\n");
1080 print_string(cod[i][j].info); printf(", /* info */\n");
1081 print_string(cod[i][j].comment); printf(", /* comment */\n");
1082 print_string(cod[i][j].dll); printf(", /* dll */\n");
1083 print_string(cod[i][j].drv); printf(", /* drv */\n");
1084
1085 printf("{ 0x%08lx, %hu, %hu,",
1086 cod[i][j].guid.f1,
1087 cod[i][j].guid.f2,
1088 cod[i][j].guid.f3);
1089 print_char_array(cod[i][j].guid.f4, sizeof(cod[i][j].guid.f4));
1090 printf(" }, /* GUID */\n");
1091 printf("%hd /* flags */, %hd /* status */, %hd /* cpuflags */ }\n",
1092 cod[i][j].flags,
1093 cod[i][j].status,
1094 cod[i][j].cpuflags);
1095 if (j < nr[i]) printf(",\n");
1096 }
1097 printf("};\n\n");
1098 }
1099 exit(0);
1100 }
1101
1102 f1=fopen("DOCS/tech/codecs-in.html","rb"); if(!f1) exit(1);
1103 f2=fopen("DOCS/codecs-status.html","wb"); if(!f2) exit(1);
1104
1105 while((c=fgetc(f1))>=0){
1106 if(c!='%'){
1107 fputc(c,f2);
1108 continue;
1109 }
1110 d=fgetc(f1);
1111 if(d>='0' && d<='9'){
1112 // begin section
1113 section=d-'0';
1114 //printf("BEGIN %d\n",section);
1115 if(section>=5){
1116 // audio
1117 cl = audio_codecs;
1118 nr_codecs = nr_acodecs;
1119 dshow=7;win32=4;
1120 } else {
1121 // video
1122 cl = video_codecs;
1123 nr_codecs = nr_vcodecs;
1124 dshow=4;win32=2;win32ex=6;
1125 }
1126 pos=ftell(f1);
1127 for(i=0;i<nr_codecs;i++){
1128 fseek(f1,pos,SEEK_SET);
1129 switch(section){
1130 case 0:
1131 case 5:
1132 if(cl[i].status==CODECS_STATUS_WORKING)
1133 // if(!(!strcmp(cl[i].drv,"vfw") || !strcmp(cl[i].drv,"dshow") || !strcmp(cl[i].drv,"vfwex") || !strcmp(cl[i].drv,"acm")))
1134 parsehtml(f1,f2,&cl[i],section,dshow);
1135 break;
1136 #if 0
1137 case 1:
1138 case 6:
1139 if(cl[i].status==CODECS_STATUS_WORKING)
1140 if((!strcmp(cl[i].drv,"vfw") || !strcmp(cl[i].drv,"dshow") || !strcmp(cl[i].drv,"vfwex") || !strcmp(cl[i].drv,"acm")))
1141 parsehtml(f1,f2,&cl[i],section,dshow);
1142 break;
1143 #endif
1144 case 2:
1145 case 7:
1146 if(cl[i].status==CODECS_STATUS_PROBLEMS)
1147 parsehtml(f1,f2,&cl[i],section,dshow);
1148 break;
1149 case 3:
1150 case 8:
1151 if(cl[i].status==CODECS_STATUS_NOT_WORKING)
1152 parsehtml(f1,f2,&cl[i],section,dshow);
1153 break;
1154 case 4:
1155 case 9:
1156 if(cl[i].status==CODECS_STATUS_UNTESTED)
1157 parsehtml(f1,f2,&cl[i],section,dshow);
1158 break;
1159 default:
1160 printf("Warning! unimplemented section: %d\n",section);
1161 }
1162 }
1163 fseek(f1,pos,SEEK_SET);
1164 skiphtml(f1);
1165 //void parsehtml(FILE *f1,FILE *f2,codecs_t *codec,int section,int dshow){
1166
1167 continue;
1168 }
1169 fputc(c,f2);
1170 fputc(d,f2);
1171 }
1172
1173 fclose(f2);
1174 fclose(f1);
1175 return 0;
1176 }
1177
1178 #endif
1179
1180 #ifdef TESTING
1181 int main(void)
1182 {
1183 codecs_t *c;
1184 int i,j, nr_codecs, state;
1185
1186 if (!(parse_codec_cfg("etc/codecs.conf")))
1187 return 0;
1188 if (!video_codecs)
1189 printf("no videoconfig.\n");
1190 if (!audio_codecs)
1191 printf("no audioconfig.\n");
1192
1193 printf("videocodecs:\n");
1194 c = video_codecs;
1195 nr_codecs = nr_vcodecs;
1196 state = 0;
1197 next:
1198 if (c) {
1199 printf("number of %scodecs: %d\n", state==0?"video":"audio",
1200 nr_codecs);
1201 for(i=0;i<nr_codecs;i++, c++){
1202 printf("\n============== %scodec %02d ===============\n",
1203 state==0?"video":"audio",i);
1204 printf("name='%s'\n",c->name);
1205 printf("info='%s'\n",c->info);
1206 printf("comment='%s'\n",c->comment);
1207 printf("dll='%s'\n",c->dll);
1208 /* printf("flags=%X driver=%d status=%d cpuflags=%d\n",
1209 c->flags, c->driver, c->status, c->cpuflags); */
1210 printf("flags=%X status=%d cpuflags=%d\n",
1211 c->flags, c->status, c->cpuflags);
1212
1213 for(j=0;j<CODECS_MAX_FOURCC;j++){
1214 if(c->fourcc[j]!=0xFFFFFFFF){
1215 printf("fourcc %02d: %08X (%.4s) ===> %08X (%.4s)\n",j,c->fourcc[j],(char *) &c->fourcc[j],c->fourccmap[j],(char *) &c->fourccmap[j]);
1216 }
1217 }
1218
1219 for(j=0;j<CODECS_MAX_OUTFMT;j++){
1220 if(c->outfmt[j]!=0xFFFFFFFF){
1221 printf("outfmt %02d: %08X (%.4s) flags: %d\n",j,c->outfmt[j],(char *) &c->outfmt[j],c->outflags[j]);
1222 }
1223 }
1224
1225 for(j=0;j<CODECS_MAX_INFMT;j++){
1226 if(c->infmt[j]!=0xFFFFFFFF){
1227 printf("infmt %02d: %08X (%.4s) flags: %d\n",j,c->infmt[j],(char *) &c->infmt[j],c->inflags[j]);
1228 }
1229 }
1230
1231 printf("GUID: %08lX %04X %04X",c->guid.f1,c->guid.f2,c->guid.f3);
1232 for(j=0;j<8;j++) printf(" %02X",c->guid.f4[j]);
1233 printf("\n");
1234
1235
1236 }
1237 }
1238 if (!state) {
1239 printf("audiocodecs:\n");
1240 c = audio_codecs;
1241 nr_codecs = nr_acodecs;
1242 state = 1;
1243 goto next;
1244 }
1245 return 0;
1246 }
1247
1248 #endif
mplayer with SMedia Glamo drivers