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Merge pull request #2314 from dreampiggy/fix_duplicated_force_decode_imageIO 

Remove the duplicated process to force decode (draw on bitmap context) in Image/IO's progressive decoding.
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DreamPiggy 2018-05-07 19:41:40 +08:00 committed by GitHub
parent 7ae1c149ad ab854e3575
commit e9c824c95f
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1 changed files with 0 additions and 19 deletions
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SDWebImage/SDWebImageImageIOCoder.m
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@ -139,25 +139,6 @@ static const CGFloat kDestSeemOverlap = 2.0f; // the numbers of pixels to over
// Create the image
CGImageRef partialImageRef = CGImageSourceCreateImageAtIndex(_imageSource, 0, NULL);
#if SD_UIKIT || SD_WATCH
// Workaround for iOS anamorphic image
if (partialImageRef) {
const size_t partialHeight = CGImageGetHeight(partialImageRef);
CGColorSpaceRef colorSpace = SDCGColorSpaceGetDeviceRGB();
CGContextRef bmContext = CGBitmapContextCreate(NULL, _width, _height, 8, 0, colorSpace, kCGBitmapByteOrderDefault | kCGImageAlphaPremultipliedFirst);
if (bmContext) {
CGContextDrawImage(bmContext, (CGRect){.origin.x = 0.0f, .origin.y = 0.0f, .size.width = _width, .size.height = partialHeight}, partialImageRef);
CGImageRelease(partialImageRef);
partialImageRef = CGBitmapContextCreateImage(bmContext);
CGContextRelease(bmContext);
}
else {
CGImageRelease(partialImageRef);
partialImageRef = nil;
}
}
#endif
if (partialImageRef) {
#if SD_UIKIT || SD_WATCH
image = [[UIImage alloc] initWithCGImage:partialImageRef scale:1 orientation:_orientation];