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-rw-r--r--libmpdemux/mp3_hdr.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/libmpdemux/mp3_hdr.c b/libmpdemux/mp3_hdr.c
index 6f60d7e31e..53528d9fbe 100644
--- a/libmpdemux/mp3_hdr.c
+++ b/libmpdemux/mp3_hdr.c
@@ -17,7 +17,7 @@ static int tabsel_123[2][3][16] = {
static long freqs[9] = { 44100, 48000, 32000, // MPEG 1.0
22050, 24000, 16000, // MPEG 2.0
- 11025, 12000 , 8000 }; // MPEG 2.5
+ 11025, 12000, 8000}; // MPEG 2.5
int mp_mp3_get_lsf(unsigned char* hbuf){
unsigned long newhead =
@@ -57,10 +57,10 @@ int mp_get_mp3_header(unsigned char* hbuf,int* chans, int* srate){
return -1;
}
- sampling_frequency = ((newhead>>10)&0x3);
+ sampling_frequency = ((newhead>>10)&0x3); // valid: 0..2
if(sampling_frequency==3){
mp_msg(MSGT_DEMUXER,MSGL_DBG2,"invalid sampling_frequency\n");
- return -1; // valid: 0..8
+ return -1;
}
if( newhead & ((long)1<<20) ) {
@@ -74,7 +74,7 @@ int mp_get_mp3_header(unsigned char* hbuf,int* chans, int* srate){
}
// crc = ((newhead>>16)&0x1)^0x1;
- bitrate_index = ((newhead>>12)&0xf);
+ bitrate_index = ((newhead>>12)&0xf); // valid: 1..14
padding = ((newhead>>9)&0x1);
// fr->extension = ((newhead>>8)&0x1);
// fr->mode = ((newhead>>6)&0x3);
@@ -101,7 +101,7 @@ int mp_get_mp3_header(unsigned char* hbuf,int* chans, int* srate){
if(!framesize){
mp_msg(MSGT_DEMUXER,MSGL_DBG2,"invalid framesize/bitrate_index\n");
- return -1; // valid: 1..14
+ return -1;
}
framesize /= freqs[sampling_frequency]<<lsf;