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iOS: fix memory leak

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pengfei.zhou 2022-02-21 14:53:14 +08:00 committed by osborn
parent 37197a8f45
commit e55b64158c
2 changed files with 12 additions and 13 deletions
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23
doric-iOS/Pod/Classes/Plugin/DoricImageDecoderPlugin.m
View File

@ -26,14 +26,14 @@ - (void)getImageInfo:(NSDictionary *)resource withPromise:(DoricPromise *)promis
DoricResource *doricResource = [self.doricContext.driver.registry.loaderManager load:resource withContext:self.doricContext];
if (doricResource != nil) {
DoricAsyncResult *asyncResult = [doricResource fetch];
[asyncResult setResultCallback:^(id _Nonnull result) {
[asyncResult setResultCallback:^(id _Nonnull result) {
UIImage *image = [UIImage imageWithData:result];
[promise resolve:@{
@"width": @(image.size.width),
@"height": @(image.size.height)
@"width": @(image.size.width),
@"height": @(image.size.height)
}];
}];
[asyncResult setExceptionCallback:^(NSException * _Nonnull e) {
[asyncResult setExceptionCallback:^(NSException *_Nonnull e) {
DoricLog(@"Cannot load resource %s, %s", resource.description, e.description);
}];
} else {
@ -46,9 +46,9 @@ - (void)decodeToPixels:(NSDictionary *)resource withPromise:(DoricPromise *)prom
DoricResource *doricResource = [self.doricContext.driver.registry.loaderManager load:resource withContext:self.doricContext];
if (doricResource != nil) {
DoricAsyncResult *asyncResult = [doricResource fetch];
[asyncResult setResultCallback:^(id _Nonnull result) {
[asyncResult setResultCallback:^(id _Nonnull result) {
UIImage *image = [UIImage imageWithData:result];
CGImageRef imageRef = image.CGImage;
NSUInteger iWidth = CGImageGetWidth(imageRef);
NSUInteger iHeight = CGImageGetHeight(imageRef);
@ -56,20 +56,19 @@ - (void)decodeToPixels:(NSDictionary *)resource withPromise:(DoricPromise *)prom
NSUInteger iBytesPerRow = iBytesPerPixel * iWidth;
NSUInteger iBitsPerComponent = 8;
unsigned char *imageBytes = malloc(iWidth * iHeight * iBytesPerPixel);
CGColorSpaceRef colorspace = CGColorSpaceCreateDeviceRGB();
CGContextRef context = CGBitmapContextCreate(imageBytes, iWidth, iHeight, iBitsPerComponent, iBytesPerRow, colorspace, kCGImageAlphaPremultipliedLast);
CGRect rect = CGRectMake(0, 0, iWidth, iHeight);
CGContextDrawImage(context, rect, imageRef);
CGColorSpaceRelease(colorspace);
CGContextRelease(context);
NSData* data = [NSData dataWithBytes:(const void *)imageBytes length:sizeof(unsigned char) * iWidth * iHeight * iBytesPerPixel];
NSData *data = [NSData dataWithBytesNoCopy:(void *) imageBytes length:sizeof(unsigned char) * iWidth * iHeight * iBytesPerPixel freeWhenDone:YES];
[promise resolve:data];
}];
[asyncResult setExceptionCallback:^(NSException * _Nonnull e) {
[asyncResult setExceptionCallback:^(NSException *_Nonnull e) {
DoricLog(@"Cannot load resource %s, %s", resource.description, e.description);
}];
} else {

2
doric-iOS/Pod/Classes/Shader/DoricImageNode.m
View File

@ -761,7 +761,7 @@ - (NSData *)getImagePixels {
CGColorSpaceRelease(colorSpace);
CGContextRelease(contextRef);
return [[NSData alloc] initWithBytesNoCopy:imageData length:width * height * bytesPerPixel];
return [[NSData alloc] initWithBytesNoCopy:imageData length:width * height * bytesPerPixel freeWhenDone:YES];
}
- (void)dealloc {