Revision 56a10009
| libavformat/utils.c | ||
|---|---|---|
| 371 | 371 |
{
|
| 372 | 372 |
AVProbeData lpd = *pd; |
| 373 | 373 |
AVInputFormat *fmt1 = NULL, *fmt; |
| 374 |
int score; |
|
| 374 |
int score, id3 = 0;
|
|
| 375 | 375 |
|
| 376 | 376 |
if (lpd.buf_size > 10 && ff_id3v2_match(lpd.buf, ID3v2_DEFAULT_MAGIC)) {
|
| 377 | 377 |
int id3len = ff_id3v2_tag_len(lpd.buf); |
| ... | ... | |
| 379 | 379 |
lpd.buf += id3len; |
| 380 | 380 |
lpd.buf_size -= id3len; |
| 381 | 381 |
} |
| 382 |
id3 = 1; |
|
| 382 | 383 |
} |
| 383 | 384 |
|
| 384 | 385 |
fmt = NULL; |
| ... | ... | |
| 399 | 400 |
}else if (score == *score_max) |
| 400 | 401 |
fmt = NULL; |
| 401 | 402 |
} |
| 403 |
|
|
| 404 |
/* a hack for files with huge id3v2 tags -- try to guess by file extension. */ |
|
| 405 |
if (!fmt && id3 && *score_max < AVPROBE_SCORE_MAX/4) {
|
|
| 406 |
while ((fmt = av_iformat_next(fmt))) |
|
| 407 |
if (fmt->extensions && av_match_ext(lpd.filename, fmt->extensions)) {
|
|
| 408 |
*score_max = AVPROBE_SCORE_MAX/4; |
|
| 409 |
break; |
|
| 410 |
} |
|
| 411 |
} |
|
| 412 |
|
|
| 402 | 413 |
return fmt; |
| 403 | 414 |
} |
| 404 | 415 |
|
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