Added the test cases`test19ThatEmbedThumbnailHEICWorks` to ensure the embed thumbnail works

This commit is contained in:
DreamPiggy 2020-04-20 17:43:04 +08:00
parent f84678a44d
commit d76fb76e0d
1 changed files with 50 additions and 8 deletions

View File

@ -231,6 +231,48 @@
isVectorImage:YES]; isVectorImage:YES];
} }
- (void)test18ThatImageIOAnimatedCoderAbstractClass {
SDImageIOAnimatedCoder *coder = [[SDImageIOAnimatedCoder alloc] init];
@try {
[coder canEncodeToFormat:SDImageFormatPNG];
XCTFail("Should throw exception");
} @catch (NSException *exception) {
expect(exception);
}
}
- (void)test19ThatEmbedThumbnailHEICWorks {
if (@available(iOS 11, macOS 10.13, *)) {
// The input HEIC does not contains any embed thumbnail
NSURL *heicURL = [[NSBundle bundleForClass:[self class]] URLForResource:@"TestImage" withExtension:@"heic"];
CGImageSourceRef source = CGImageSourceCreateWithURL((__bridge CFURLRef)heicURL, nil);
expect(source).notTo.beNil();
NSArray *thumbnailImages = [self thumbnailImagesFromImageSource:source];
expect(thumbnailImages.count).equal(0);
CGImageRef imageRef = CGImageSourceCreateImageAtIndex(source, 0, nil);
UIImage *image = [[UIImage alloc] initWithCGImage:imageRef];
CGImageRelease(imageRef);
// Encode with embed thumbnail
NSData *encodedData = [SDImageIOCoder.sharedCoder encodedDataWithImage:image format:SDImageFormatHEIC options:@{SDImageCoderEncodeEmbedThumbnail : @(YES)}];
// The new HEIC contains one embed thumbnail
CGImageSourceRef source2 = CGImageSourceCreateWithData((__bridge CFDataRef)encodedData, nil);
expect(source2).notTo.beNil();
NSArray *thumbnailImages2 = [self thumbnailImagesFromImageSource:source2];
expect(thumbnailImages2.count).equal(1);
// Currently ImageIO has no control to custom embed thumbnail pixel size, just check the behavior :)
NSDictionary *thumbnailImageInfo = thumbnailImages2.firstObject;
NSUInteger thumbnailWidth = [thumbnailImageInfo[(__bridge NSString *)kCGImagePropertyWidth] unsignedIntegerValue];
NSUInteger thumbnailHeight = [thumbnailImageInfo[(__bridge NSString *)kCGImagePropertyHeight] unsignedIntegerValue];
expect(thumbnailWidth).equal(320);
expect(thumbnailHeight).equal(212);
}
}
#pragma mark - Utils
- (void)verifyCoder:(id<SDImageCoder>)coder - (void)verifyCoder:(id<SDImageCoder>)coder
withLocalImageURL:(NSURL *)imageUrl withLocalImageURL:(NSURL *)imageUrl
supportsEncoding:(BOOL)supportsEncoding supportsEncoding:(BOOL)supportsEncoding
@ -353,14 +395,14 @@ withLocalImageURL:(NSURL *)imageUrl
} }
} }
- (void)test16ThatImageIOAnimatedCoderAbstractClass { - (NSArray *)thumbnailImagesFromImageSource:(CGImageSourceRef)source API_AVAILABLE(ios(11.0), tvos(11.0), macos(13.0)) {
SDImageIOAnimatedCoder *coder = [[SDImageIOAnimatedCoder alloc] init]; NSDictionary *properties = (__bridge_transfer NSDictionary *)CGImageSourceCopyProperties(source, nil);
@try { NSDictionary *fileProperties = properties[(__bridge NSString *)kCGImagePropertyFileContentsDictionary];
[coder canEncodeToFormat:SDImageFormatPNG]; NSArray *imagesProperties = fileProperties[(__bridge NSString *)kCGImagePropertyImages];
XCTFail("Should throw exception"); NSDictionary *imageProperties = imagesProperties.firstObject;
} @catch (NSException *exception) { NSArray *thumbnailImages = imageProperties[(__bridge NSString *)kCGImagePropertyThumbnailImages];
expect(exception);
} return thumbnailImages;
} }
@end @end