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unroll 32bpc version

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This commit is contained in:
homm 2016-05-05 18:11:20 +03:00
parent 04552b015d
commit f3f03bcd67
1 changed files with 11 additions and 9 deletions
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10
libImaging/Resample.c
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@ -318,10 +318,10 @@ ImagingResampleHorizontal_32bpc(Imaging imIn, int xsize, struct filter *filterp)
ImagingSectionEnter(&cookie);
/* horizontal stretch */
for (yy = 0; yy < imOut->ysize; yy++) {
switch(imIn->type) {
case IMAGING_TYPE_INT32:
/* 32-bit integer */
for (yy = 0; yy < imOut->ysize; yy++) {
for (xx = 0; xx < xsize; xx++) {
xmin = xbounds[xx * 2 + 0];
xmax = xbounds[xx * 2 + 1];
@ -331,9 +331,11 @@ ImagingResampleHorizontal_32bpc(Imaging imIn, int xsize, struct filter *filterp)
ss += IMAGING_PIXEL_I(imIn, x, yy) * k[x - xmin];
IMAGING_PIXEL_I(imOut, xx, yy) = lround(ss);
}
}
break;
case IMAGING_TYPE_FLOAT32:
/* 32-bit float */
for (yy = 0; yy < imOut->ysize; yy++) {
for (xx = 0; xx < xsize; xx++) {
xmin = xbounds[xx * 2 + 0];
xmax = xbounds[xx * 2 + 1];
@ -343,8 +345,8 @@ ImagingResampleHorizontal_32bpc(Imaging imIn, int xsize, struct filter *filterp)
ss += IMAGING_PIXEL_F(imIn, x, yy) * k[x - xmin];
IMAGING_PIXEL_F(imOut, xx, yy) = ss;
}
break;
}
break;
}
ImagingSectionLeave(&cookie);
free(kk);