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error handling

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Alexander 2017-08-12 17:42:49 +03:00
parent 6ce6cc7537
commit 294da4e8f5
1 changed files with 7 additions and 1 deletions
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8
libImaging/Bands.c
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@ -76,7 +76,7 @@ ImagingGetBand(Imaging imIn, int band)
int int
ImagingSplit(Imaging imIn, Imaging bands[4]) ImagingSplit(Imaging imIn, Imaging bands[4])
{ {
int i, x, y; int i, j, x, y;
/* Check arguments */ /* Check arguments */
if (!imIn || imIn->type != IMAGING_TYPE_UINT8) { if (!imIn || imIn->type != IMAGING_TYPE_UINT8) {
@ -92,6 +92,12 @@ ImagingSplit(Imaging imIn, Imaging bands[4])
for (i = 0; i < imIn->bands; i++) { for (i = 0; i < imIn->bands; i++) {
bands[i] = ImagingNew("L", imIn->xsize, imIn->ysize); bands[i] = ImagingNew("L", imIn->xsize, imIn->ysize);
if ( ! bands[i]) {
for (j = 0; j < i; ++j) {
ImagingDelete(bands[j]);
}
return 0;
}
} }
/* Extract bands from image */ /* Extract bands from image */