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Diffstat (limited to 'libavformat/mp3.c')
-rw-r--r--libavformat/mp3.c20
1 files changed, 3 insertions, 17 deletions
diff --git a/libavformat/mp3.c b/libavformat/mp3.c
index 0b1a167002..99095414a6 100644
--- a/libavformat/mp3.c
+++ b/libavformat/mp3.c
@@ -24,8 +24,8 @@
#include "libavcodec/mpegaudio.h"
#include "libavcodec/mpegaudiodecheader.h"
#include "avformat.h"
+#include "id3v2.h"
-#define ID3v2_HEADER_SIZE 10
#define ID3v1_TAG_SIZE 128
#define ID3v1_GENRE_MAX 125
@@ -159,20 +159,6 @@ static const char * const id3v1_genre_str[ID3v1_GENRE_MAX + 1] = {
[125] = "Dance Hall",
};
-/* buf must be ID3v2_HEADER_SIZE byte long */
-static int id3v2_match(const uint8_t *buf)
-{
- return buf[0] == 'I' &&
- buf[1] == 'D' &&
- buf[2] == '3' &&
- buf[3] != 0xff &&
- buf[4] != 0xff &&
- (buf[6] & 0x80) == 0 &&
- (buf[7] & 0x80) == 0 &&
- (buf[8] & 0x80) == 0 &&
- (buf[9] & 0x80) == 0;
-}
-
static unsigned int id3v2_get_size(ByteIOContext *s, int len)
{
int v=0;
@@ -371,7 +357,7 @@ static int mp3_read_probe(AVProbeData *p)
uint8_t *buf, *buf2, *end;
AVCodecContext avctx;
- if(id3v2_match(p->buf))
+ if(ff_id3v2_match(p->buf))
return AVPROBE_SCORE_MAX/2+1; // this must be less than mpeg-ps because some retards put id3v2 tags before mpeg-ps files
max_frames = 0;
@@ -487,7 +473,7 @@ static int mp3_read_header(AVFormatContext *s,
ret = get_buffer(s->pb, buf, ID3v2_HEADER_SIZE);
if (ret != ID3v2_HEADER_SIZE)
return -1;
- if (id3v2_match(buf)) {
+ if (ff_id3v2_match(buf)) {
/* parse ID3v2 header */
len = ((buf[6] & 0x7f) << 21) |
((buf[7] & 0x7f) << 14) |