unsigned short int buffer_2[148];
unsigned short *sptr;
-
- signed short wavtable1[2304];
- unsigned short wavtable2[2304];
} Real144_internal;
static int ra144_decode_init(AVCodecContext * avctx)
glob->swapbuf1alt = glob->swapbuffers[2];
glob->swapbuf2alt = glob->swapbuffers[3];
- memcpy(glob->wavtable1, wavtable1, sizeof(wavtable1));
- memcpy(glob->wavtable2, wavtable2, sizeof(wavtable2));
-
return 0;
}
static void add_wav(Real144_internal *glob, int n, int f, int m1, int m2,
int m3, short *s1, short *s2, short *s3, short *dest)
{
- int a, b, c;
- short *ptr, *ptr2;
+ int a, b, c, i;
+ const short *ptr, *ptr2;
- ptr = glob->wavtable1 + n * 9;
- ptr2 = glob->wavtable2 + n * 9;
+ ptr = wavtable1 + n * 9;
+ ptr2 = wavtable2 + n * 9;
if (f != 0)
a = ((*ptr) * m1) >> ((*ptr2) + 1);
ptr++;
ptr2++;
c = ((*ptr) * m3) >> ((*ptr2) + 1);
- ptr2 = (ptr = dest) + BLOCKSIZE;
if (f != 0)
- while (ptr < ptr2)
- *(ptr++) = ((*(s1++)) * a + (*(s2++)) * b + (*(s3++)) * c) >> 12;
+ for (i=0; i < BLOCKSIZE; i++)
+ dest[i] = ((*(s1++)) * a + (*(s2++)) * b + (*(s3++)) * c) >> 12;
else
- while (ptr < ptr2)
- *(ptr++) = ((*(s2++)) * b + (*(s3++)) * c) >> 12;
+ for (i=0; i < BLOCKSIZE; i++)
+ dest[i] = ((*(s2++)) * b + (*(s3++)) * c) >> 12;
}