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use mode structs in Quant.c

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This commit is contained in:
Yay295 2024-04-21 22:38:11 -05:00
parent f2fac0b39e
commit 00f6ecbfce
1 changed files with 9 additions and 9 deletions
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18
src/libImaging/Quant.c
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@ -1684,13 +1684,13 @@ ImagingQuantize(Imaging im, int colors, int mode, int kmeans) {
return (Imaging)ImagingError_ValueError("bad number of colors");
}
if (strcmp(im->mode, "L") != 0 && strcmp(im->mode, "P") != 0 &&
strcmp(im->mode, "RGB") != 0 && strcmp(im->mode, "RGBA") != 0) {
if (im->mode != IMAGING_MODE_L && im->mode != IMAGING_MODE_P &&
im->mode != IMAGING_MODE_RGB && im->mode != IMAGING_MODE_RGBA) {
return ImagingError_ModeError();
}
/* only octree and imagequant supports RGBA */
if (!strcmp(im->mode, "RGBA") && mode != 2 && mode != 3) {
if (im->mode == IMAGING_MODE_RGBA && mode != 2 && mode != 3) {
return ImagingError_ModeError();
}
@ -1708,7 +1708,7 @@ ImagingQuantize(Imaging im, int colors, int mode, int kmeans) {
/* FIXME: maybe we could load the hash tables directly from the
image data? */
if (!strcmp(im->mode, "L")) {
if (im->mode == IMAGING_MODE_L) {
/* grayscale */
/* FIXME: converting a "L" image to "P" with 256 colors
@ -1721,7 +1721,7 @@ ImagingQuantize(Imaging im, int colors, int mode, int kmeans) {
}
}
} else if (!strcmp(im->mode, "P")) {
} else if (im->mode == IMAGING_MODE_P) {
/* palette */
pp = im->palette->palette;
@ -1736,10 +1736,10 @@ ImagingQuantize(Imaging im, int colors, int mode, int kmeans) {
}
}
} else if (!strcmp(im->mode, "RGB") || !strcmp(im->mode, "RGBA")) {
} else if (im->mode == IMAGING_MODE_RGB || im->mode == IMAGING_MODE_RGBA) {
/* true colour */
withAlpha = !strcmp(im->mode, "RGBA");
withAlpha = im->mode == IMAGING_MODE_RGBA;
int transparency = 0;
unsigned char r = 0, g = 0, b = 0;
for (i = y = 0; y < im->ysize; y++) {
@ -1830,7 +1830,7 @@ ImagingQuantize(Imaging im, int colors, int mode, int kmeans) {
ImagingSectionLeave(&cookie);
if (result > 0) {
imOut = ImagingNewDirty("P", im->xsize, im->ysize);
imOut = ImagingNewDirty(IMAGING_MODE_P, im->xsize, im->ysize);
ImagingSectionEnter(&cookie);
for (i = y = 0; y < im->ysize; y++) {
@ -1855,7 +1855,7 @@ ImagingQuantize(Imaging im, int colors, int mode, int kmeans) {
}
if (withAlpha) {
strcpy(imOut->palette->mode, "RGBA");
imOut->palette->mode = IMAGING_MODE_RGBA;
}
free(palette);