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winemp3: Use head_check to check for valid headers.

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Chris Robinson 2007-07-10 09:08:56 -07:00 committed by Alexandre Julliard
parent 23d3302e38
commit 22e94d0ba6
1 changed files with 3 additions and 6 deletions
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9
dlls/winemp3.acm/common.c
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@ -53,7 +53,6 @@ int pcm_point = 0;
#define HDRCMPMASK 0xfffffd00 #define HDRCMPMASK 0xfffffd00
#if 0
int head_check(unsigned long head) int head_check(unsigned long head)
{ {
if( (head & 0xffe00000) != 0xffe00000) if( (head & 0xffe00000) != 0xffe00000)
@ -66,7 +65,6 @@ int head_check(unsigned long head)
return FALSE; return FALSE;
return TRUE; return TRUE;
} }
#endif
/* /*
@ -75,6 +73,9 @@ int head_check(unsigned long head)
*/ */
int decode_header(struct frame *fr,unsigned long newhead) int decode_header(struct frame *fr,unsigned long newhead)
{ {
if(head_check(newhead) == FALSE)
return (0);
if( newhead & (1<<20) ) { if( newhead & (1<<20) ) {
fr->lsf = (newhead & (1<<19)) ? 0x0 : 0x1; fr->lsf = (newhead & (1<<19)) ? 0x0 : 0x1;
fr->mpeg25 = 0; fr->mpeg25 = 0;
@ -85,10 +86,6 @@ int decode_header(struct frame *fr,unsigned long newhead)
} }
fr->lay = 4-((newhead>>17)&3); fr->lay = 4-((newhead>>17)&3);
if( ((newhead>>10)&0x3) == 0x3) {
fprintf(stderr,"Stream error\n");
return (0);
}
if(fr->mpeg25) { if(fr->mpeg25) {
fr->sampling_frequency = 6 + ((newhead>>10)&0x3); fr->sampling_frequency = 6 + ((newhead>>10)&0x3);
} }