Check against mode 1 instead of input mode for Chops.c

wiredfool · wiredfool · commit bd6e70fccdf1 · 2025-10-10T12:42:58.000+01:00
diff --git a/src/libImaging/Chops.c b/src/libImaging/Chops.c
@@ -64,7 +64,8 @@ create(Imaging im1, Imaging im2, const ModeID mode) {
     int xsize, ysize;
 
     if (!im1 || !im2 || im1->type != IMAGING_TYPE_UINT8 ||
-        (mode != IMAGING_MODE_UNKNOWN && (im1->mode != mode || im2->mode != mode))) {
+        (mode != IMAGING_MODE_UNKNOWN &&
+         (im1->mode != IMAGING_MODE_1 || im2->mode != IMAGING_MODE_1))) {
         return (Imaging)ImagingError_ModeError();
     }
     if (im1->type != im2->type || im1->bands != im2->bands) {

Original file line number	Diff line number	Diff line change
`@@ -64,7 +64,8 @@ create(Imaging im1, Imaging im2, const ModeID mode) {`
`64`	`64`	`int xsize, ysize;`
`65`	`65`
`66`	`66`	`if (!im1 \|\| !im2 \|\| im1->type != IMAGING_TYPE_UINT8 \|\|`
`67`		`- (mode != IMAGING_MODE_UNKNOWN && (im1->mode != mode \|\| im2->mode != mode))) {`
	`67`	`+ (mode != IMAGING_MODE_UNKNOWN &&`
	`68`	`+ (im1->mode != IMAGING_MODE_1 \|\| im2->mode != IMAGING_MODE_1))) {`
`68`	`69`	`return (Imaging)ImagingError_ModeError();`
`69`	`70`	`}`
`70`	`71`	`if (im1->type != im2->type \|\| im1->bands != im2->bands) {`