}
}
}
-
+
+ // sanity check for size
+ {
+ Sk64 size;
+ size.setMul(origWidth, origHeight);
+ if (size.isNeg() || !size.is32()) {
+ return false;
+ }
+ // now check that if we are 4-bytes per pixel, we also don't overflow
+ if (size.get32() > (0x7FFFFFFF >> 2)) {
+ return false;
+ }
+ }
+
if (!this->chooseFromOneChoice(config, origWidth, origHeight)) {
return false;
}
SkAutoMalloc storage(origWidth * origHeight * srcBytesPerPixel);
uint8_t* base = (uint8_t*)storage.get();
size_t rb = origWidth * srcBytesPerPixel;
-
+
for (int i = 0; i < number_passes; i++) {
uint8_t* row = base;
for (png_uint_32 y = 0; y < origHeight; y++) {
SkAutoMutexAcquire ac(gFTMutex);
if (this->setupSize()) {
+ ERROR:
if (mx) {
bzero(mx, sizeof(SkPaint::FontMetrics));
}
return;
}
+ FT_Face face = fFace;
+ int upem = face->units_per_EM;
+ if (upem <= 0) {
+ goto ERROR;
+ }
+
SkPoint pts[6];
SkFixed ys[6];
- FT_Face face = fFace;
- int upem = face->units_per_EM;
SkFixed scaleY = fScaleY;
SkFixed mxy = fMatrix22.xy;
SkFixed myy = fMatrix22.yy;