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Code Issues Releases Wiki Activity

additional check when scaling image

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louis 2014-01-16 17:46:08 +01:00
parent a7c76c8a23
commit 2c72feabbd
1 changed files with 3 additions and 0 deletions
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3
imagecache.c
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@ -408,6 +408,8 @@ void cImageCache::InsertIntoGridCache(std::string name, int width, int height, b
}
cImage *cImageCache::CreateGrid(int width, int height, bool active) {
if (width > geoManager.osdWidth || width < 6 || height > geoManager.osdHeight || height < 6)
return NULL;
Image *currentGridBuffer = NULL;
if (active)
currentGridBuffer = &bufferGridActive;
@ -424,6 +426,7 @@ cImage *cImageCache::CreateGrid(int width, int height, bool active) {
tColor *imgData = (tColor *)image->Data();
if (w != width || h != height) {
ImageScaler scaler;
//esyslog("tvguide: imagescaler parameters: width %d, height %d, w %d, h %d", width, height, w, h);
scaler.SetImageParameters(imgData, width, width, height, w, h);
for (const void *pixels_end = &pixels[w*h]; pixels < pixels_end; ++pixels)
scaler.PutSourcePixel(pixels->blue / ((MaxRGB + 1) / 256),