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react-native-camera
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Use dummy image in simulator

This commit is contained in:
Jehan 2015-06-12 15:23:47 -07:00
parent 3dcd6b0a16
commit 86486adcdc
1 changed files with 48 additions and 30 deletions
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74
RCTCameraManager.m
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@ -197,41 +197,59 @@ RCT_EXPORT_METHOD(capture:(NSDictionary *)options callback:(RCTResponseSenderBlo
} }
} }
-(void)captureStill:(NSInteger)target callback:(RCTResponseSenderBlock)callback { - (void)captureStill:(NSInteger)target callback:(RCTResponseSenderBlock)callback {
[[self.stillImageOutput connectionWithMediaType:AVMediaTypeVideo] setVideoOrientation:self.previewLayer.connection.videoOrientation]; if ([[[UIDevice currentDevice].model lowercaseString] rangeOfString:@"simulator"].location != NSNotFound){
[self.stillImageOutput captureStillImageAsynchronouslyFromConnection:[self.stillImageOutput connectionWithMediaType:AVMediaTypeVideo] completionHandler:^(CMSampleBufferRef imageDataSampleBuffer, NSError *error) {
if (imageDataSampleBuffer) CGSize size = CGSizeMake(720, 1280);
{ UIGraphicsBeginImageContextWithOptions(size, YES, 0);
[[UIColor whiteColor] setFill];
UIRectFill(CGRectMake(0, 0, size.width, size.height));
UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
[self storeImage:image target:target callback:callback];
} else {
[[self.stillImageOutput connectionWithMediaType:AVMediaTypeVideo] setVideoOrientation:self.previewLayer.connection.videoOrientation];
[self.stillImageOutput captureStillImageAsynchronouslyFromConnection:[self.stillImageOutput connectionWithMediaType:AVMediaTypeVideo] completionHandler:^(CMSampleBufferRef imageDataSampleBuffer, NSError *error) {
NSData *imageData = [AVCaptureStillImageOutput jpegStillImageNSDataRepresentation:imageDataSampleBuffer]; NSData *imageData = [AVCaptureStillImageOutput jpegStillImageNSDataRepresentation:imageDataSampleBuffer];
UIImage *image = [UIImage imageWithData:imageData]; UIImage *image = [UIImage imageWithData:imageData];
UIImage *rotatedImage = [image resizedImage:CGSizeMake(image.size.width, image.size.height) interpolationQuality:kCGInterpolationDefault]; if (image)
{
[self storeImage:image target:target callback:callback];
}
else {
callback(@[RCTMakeError(error.description, nil, nil)]);
}
}];
}
}
NSString *responseString; - (void)storeImage:(UIImage*)image target:(NSInteger)target callback:(RCTResponseSenderBlock)callback {
UIImage *rotatedImage = [image resizedImage:CGSizeMake(image.size.width, image.size.height) interpolationQuality:kCGInterpolationDefault];
if (target == RCTCameraCaptureTargetMemory) { NSString *responseString;
responseString = [UIImageJPEGRepresentation(rotatedImage, 1.0) base64EncodedStringWithOptions:0];
if (target == RCTCameraCaptureTargetMemory) {
responseString = [UIImageJPEGRepresentation(rotatedImage, 1.0) base64EncodedStringWithOptions:0];
}
else if (target == RCTCameraCaptureTargetDisk) {
responseString = [self saveImage:rotatedImage withName:[[NSUUID UUID] UUIDString]];
}
else if (target == RCTCameraCaptureTargetCameraRoll) {
[[[ALAssetsLibrary alloc] init] writeImageToSavedPhotosAlbum:rotatedImage.CGImage metadata:nil completionBlock:^(NSURL* url, NSError* error) {
if (error == nil) {
callback(@[[NSNull null], [url absoluteString]]);
} }
else if (target == RCTCameraCaptureTargetDisk) { else {
responseString = [self saveImage:rotatedImage withName:[[NSUUID UUID] UUIDString]]; callback(@[RCTMakeError(error.description, nil, nil)]);
} }
else if (target == RCTCameraCaptureTargetCameraRoll) { }];
[[[ALAssetsLibrary alloc] init] writeImageToSavedPhotosAlbum:rotatedImage.CGImage metadata:nil completionBlock:^(NSURL* url, NSError* error) { return;
if (error == nil) { }
callback(@[[NSNull null], [url absoluteString]]); callback(@[[NSNull null], responseString]);
}
else {
callback(@[RCTMakeError(error.description, nil, nil)]);
}
}];
return;
}
callback(@[[NSNull null], responseString]);
}
else {
callback(@[RCTMakeError(error.description, nil, nil)]);
}
}];
} }
- (NSString *)saveImage:(UIImage *)image withName:(NSString *)name { - (NSString *)saveImage:(UIImage *)image withName:(NSString *)name {