diff options
Diffstat (limited to 'source/blender/imbuf/intern/scaling.c')
| -rw-r--r-- | source/blender/imbuf/intern/scaling.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/source/blender/imbuf/intern/scaling.c b/source/blender/imbuf/intern/scaling.c index 75d1f4c412d..8d3cd648fc1 100644 --- a/source/blender/imbuf/intern/scaling.c +++ b/source/blender/imbuf/intern/scaling.c @@ -311,19 +311,19 @@ void imb_onehalf_no_alloc(struct ImBuf *ibuf2, struct ImBuf *ibuf1) for (y = ibuf2->y; y > 0; y--) { cp2 = cp1 + (ibuf1->x << 2); for (x = ibuf2->x; x > 0; x--) { - float p1f[8], p2f[8], destf[4]; + int p1i[8], p2i[8], desti[4]; - straight_uchar_to_premul_float(p1f, cp1); - straight_uchar_to_premul_float(p2f, cp2); - straight_uchar_to_premul_float(p1f + 4, cp1 + 4); - straight_uchar_to_premul_float(p2f + 4, cp2 + 4); + straight_uchar_to_premul_int(p1i, cp1); + straight_uchar_to_premul_int(p2i, cp2); + straight_uchar_to_premul_int(p1i + 4, cp1 + 4); + straight_uchar_to_premul_int(p2i + 4, cp2 + 4); - destf[0] = 0.25f * (p1f[0] + p2f[0] + p1f[4] + p2f[4]); - destf[1] = 0.25f * (p1f[1] + p2f[1] + p1f[5] + p2f[5]); - destf[2] = 0.25f * (p1f[2] + p2f[2] + p1f[6] + p2f[6]); - destf[3] = 0.25f * (p1f[3] + p2f[3] + p1f[7] + p2f[7]); + desti[0] = (p1i[0] + p2i[0] + p1i[4] + p2i[4]) >> 2; + desti[1] = (p1i[1] + p2i[1] + p1i[5] + p2i[5]) >> 2; + desti[2] = (p1i[2] + p2i[2] + p1i[6] + p2i[6]) >> 2; + desti[3] = (p1i[3] + p2i[3] + p1i[7] + p2i[7]) >> 2; - premul_float_to_straight_uchar(dest, destf); + premul_int_to_straight_uchar(dest, desti); cp1 += 8; cp2 += 8; |