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unroll ImagingPackRGB

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Alexander 2017-08-18 01:13:50 +03:00
parent b4e226714d
commit 762b09cdb5
1 changed files with 10 additions and 6 deletions
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16
libImaging/Pack.c
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@ -227,13 +227,17 @@ packLAL(UINT8* out, const UINT8* in, int pixels)
void
ImagingPackRGB(UINT8* out, const UINT8* in, int pixels)
{
int i;
int i = 0;
/* RGB triplets */
for (i = 0; i < pixels; i++) {
out[0] = in[R];
out[1] = in[G];
out[2] = in[B];
out += 3; in += 4;
for (; i < pixels-1; i++) {
((UINT32*)out)[0] = ((UINT32*)in)[i];
out += 3;
}
for (; i < pixels; i++) {
out[0] = in[i*4+R];
out[1] = in[i*4+G];
out[2] = in[i*4+B];
out += 3;
}
}