Merge branch 'psd16' of https://github.com/rmitton/stb into working

This commit is contained in:
Sean Barrett 2015-09-13 04:58:48 -07:00
commit 69d6fd573c

View File

@ -5065,6 +5065,7 @@ static stbi_uc *stbi__psd_load(stbi__context *s, int *x, int *y, int *comp, int
int pixelCount;
int channelCount, compression;
int channel, i, count, len;
int bitdepth;
int w,h;
stbi_uc *out;
@ -5089,8 +5090,9 @@ static stbi_uc *stbi__psd_load(stbi__context *s, int *x, int *y, int *comp, int
w = stbi__get32be(s);
// Make sure the depth is 8 bits.
if (stbi__get16be(s) != 8)
return stbi__errpuc("unsupported bit depth", "PSD bit depth is not 8 bit");
bitdepth = stbi__get16be(s);
if (bitdepth != 8 && bitdepth != 16)
return stbi__errpuc("unsupported bit depth", "PSD bit depth is not 8 or 16 bit");
// Make sure the color mode is RGB.
// Valid options are:
@ -5202,11 +5204,16 @@ static stbi_uc *stbi__psd_load(stbi__context *s, int *x, int *y, int *comp, int
*p = channel == 3 ? 255 : 0;
} else {
// Read the data.
if (bitdepth == 16) {
for (i = 0; i < pixelCount; i++, p += 4)
*p = stbi__get16be(s) * 255 / 65535;
} else {
for (i = 0; i < pixelCount; i++, p += 4)
*p = stbi__get8(s);
}
}
}
}
if (req_comp && req_comp != 4) {
out = stbi__convert_format(out, 4, req_comp, w, h);