handle capture exception

getprodigy · Feb 15, 2019 · 136e3e2 · 136e3e2
1 parent 09303fb
commit 136e3e2
Showing 1 changed file with 64 additions and 56 deletions.
diff --git a/ios/RCTCameraManager.m b/ios/RCTCameraManager.m
@@ -605,69 +605,77 @@ - (void)captureStill:(NSInteger)target options:(NSDictionary *)options orientati
       NSData *imageData = UIImageJPEGRepresentation(image, 1.0);
       [self saveImage:imageData target:target metadata:nil resolve:resolve reject:reject];
 #else
-      [[self.stillImageOutput connectionWithMediaType:AVMediaTypeVideo] setVideoOrientation:orientation];
-
-      [self.stillImageOutput captureStillImageAsynchronouslyFromConnection:[self.stillImageOutput connectionWithMediaType:AVMediaTypeVideo] completionHandler:^(CMSampleBufferRef imageDataSampleBuffer, NSError *error) {
-
-        if (imageDataSampleBuffer) {
-          NSData *imageData = [AVCaptureStillImageOutput jpegStillImageNSDataRepresentation:imageDataSampleBuffer];
-
-          // Create image source
-          CGImageSourceRef source = CGImageSourceCreateWithData((CFDataRef)imageData, NULL);
-          //get all the metadata in the image
-          NSMutableDictionary *imageMetadata = [(NSDictionary *) CFBridgingRelease(CGImageSourceCopyPropertiesAtIndex(source, 0, NULL)) mutableCopy];
-
-          // create cgimage
-          CGImageRef CGImage;
-          CGImage = CGImageSourceCreateImageAtIndex(source, 0, NULL);
-
-          // Rotate it
-          CGImageRef rotatedCGImage;
-          if ([options objectForKey:@"rotation"]) {
-            float rotation = [[options objectForKey:@"rotation"] floatValue];
-            rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:rotation];
-          } else {
-            // Get metadata orientation
-            int metadataOrientation = [[imageMetadata objectForKey:(NSString *)kCGImagePropertyOrientation] intValue];
-
-            if (metadataOrientation == 6) {
-              rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:270];
-            } else if (metadataOrientation == 1) {
-              rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:0];
-            } else if (metadataOrientation == 3) {
-              rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:180];
+      @try {
+        [[self.stillImageOutput connectionWithMediaType:AVMediaTypeVideo] setVideoOrientation:orientation];
+
+        [self.stillImageOutput captureStillImageAsynchronouslyFromConnection:[self.stillImageOutput connectionWithMediaType:AVMediaTypeVideo] completionHandler:^(CMSampleBufferRef imageDataSampleBuffer, NSError *error) {
+
+          if (imageDataSampleBuffer) {
+            NSData *imageData = [AVCaptureStillImageOutput jpegStillImageNSDataRepresentation:imageDataSampleBuffer];
+
+            // Create image source
+            CGImageSourceRef source = CGImageSourceCreateWithData((CFDataRef)imageData, NULL);
+            //get all the metadata in the image
+            NSMutableDictionary *imageMetadata = [(NSDictionary *) CFBridgingRelease(CGImageSourceCopyPropertiesAtIndex(source, 0, NULL)) mutableCopy];
+
+            // create cgimage
+            CGImageRef CGImage;
+            CGImage = CGImageSourceCreateImageAtIndex(source, 0, NULL);
+
+            // Rotate it
+            CGImageRef rotatedCGImage;
+            if ([options objectForKey:@"rotation"]) {
+              float rotation = [[options objectForKey:@"rotation"] floatValue];
+              rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:rotation];
             } else {
-              rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:0];
+              // Get metadata orientation
+              int metadataOrientation = [[imageMetadata objectForKey:(NSString *)kCGImagePropertyOrientation] intValue];
+
+              if (metadataOrientation == 6) {
+                rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:270];
+              } else if (metadataOrientation == 1) {
+                rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:0];
+              } else if (metadataOrientation == 3) {
+                rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:180];
+              } else {
+                rotatedCGImage = [self newCGImageRotatedByAngle:CGImage angle:0];
+              }
             }
-          }
-          CGImageRelease(CGImage);
+            CGImageRelease(CGImage);
 
-          // Erase metadata orientation
-          [imageMetadata removeObjectForKey:(NSString *)kCGImagePropertyOrientation];
-          // Erase stupid TIFF stuff
-          [imageMetadata removeObjectForKey:(NSString *)kCGImagePropertyTIFFDictionary];
+            // Erase metadata orientation
+            [imageMetadata removeObjectForKey:(NSString *)kCGImagePropertyOrientation];
+            // Erase stupid TIFF stuff
+            [imageMetadata removeObjectForKey:(NSString *)kCGImagePropertyTIFFDictionary];
 
-          // Add input metadata
-          [imageMetadata mergeMetadata:[options objectForKey:@"metadata"]];
+            // Add input metadata
+            [imageMetadata mergeMetadata:[options objectForKey:@"metadata"]];
 
-          // Create destination thing
-          NSMutableData *rotatedImageData = [NSMutableData data];
-          CGImageDestinationRef destination = CGImageDestinationCreateWithData((CFMutableDataRef)rotatedImageData, CGImageSourceGetType(source), 1, NULL);
-          CFRelease(source);
-          // add the image to the destination, reattaching metadata
-          CGImageDestinationAddImage(destination, rotatedCGImage, (CFDictionaryRef) imageMetadata);
-          // And write
-          CGImageDestinationFinalize(destination);
-          CFRelease(destination);
+            // Create destination thing
+            NSMutableData *rotatedImageData = [NSMutableData data];
+            CGImageDestinationRef destination = CGImageDestinationCreateWithData((CFMutableDataRef)rotatedImageData, CGImageSourceGetType(source), 1, NULL);
+            CFRelease(source);
+            // add the image to the destination, reattaching metadata
+            CGImageDestinationAddImage(destination, rotatedCGImage, (CFDictionaryRef) imageMetadata);
+            // And write
+            CGImageDestinationFinalize(destination);
+            CFRelease(destination);
 
-          [self saveImage:rotatedImageData target:target metadata:imageMetadata resolve:resolve reject:reject];
+            [self saveImage:rotatedImageData target:target metadata:imageMetadata resolve:resolve reject:reject];
 
-          CGImageRelease(rotatedCGImage);
-        }
-        else {
-          reject(RCTErrorUnspecified, nil, RCTErrorWithMessage(error.description));
-        }
-      }];
+            CGImageRelease(rotatedCGImage);
+          }
+          else {
+            reject(RCTErrorUnspecified, nil, RCTErrorWithMessage(error.description));
+          }
+        }];
+      } @catch (NSException *exception) {
+        reject(
+           @"E_IMAGE_CAPTURE_FAILED",
+           @"Got exception while taking picture",
+           [NSError errorWithDomain:@"E_IMAGE_CAPTURE_FAILED" code: 500 userInfo:@{NSLocalizedDescriptionKey:exception.reason}]
+        );
+      }
 #endif
   });
 }