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Add GPUImageVideoCameraDelegate for video sample buffer handling #32

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Add GPUImageVideoCameraDelegate for video sample buffer handling #32

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10 changes: 10 additions & 0 deletions FastttCamera/FastttCameraInterface.h
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
//

#import <UIKit/UIKit.h>
#import <CoreMedia/CoreMedia.h>
#import "FastttCameraTypes.h"
#import "FastttCapturedImage.h"
#import "UIViewController+FastttCamera.h"
Expand Down Expand Up @@ -314,4 +315,13 @@
*/
- (void)userDeniedCameraPermissionsForCameraController:(id<FastttCameraInterface>)cameraController;

/**
* Called for every video sample from GPUImageVideoCamera
*
* @param sampleBuffer The CMSampleBuffer
*
* @note Use this optional method to handle the CMSampleBuffer
*/
- (void)willOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer;

@end
11 changes: 10 additions & 1 deletion FastttCamera/Filters/FastttFilterCamera.m
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,7 @@
#import "FastttFilter.h"
#import "FastttCapturedImage+Process.h"

@interface FastttFilterCamera () <FastttFocusDelegate>
@interface FastttFilterCamera () <FastttFocusDelegate, GPUImageVideoCameraDelegate>

@property (nonatomic, strong) IFTTTDeviceOrientation *deviceOrientation;
@property (nonatomic, strong) FastttFocus *fastFocus;
Expand Down Expand Up @@ -426,6 +426,7 @@ - (void)_setupCaptureSession
_stillCamera = [[GPUImageStillCamera alloc] initWithSessionPreset:AVCaptureSessionPresetPhoto cameraPosition:position];
_stillCamera.outputImageOrientation = UIInterfaceOrientationPortrait;
_stillCamera.horizontallyMirrorFrontFacingCamera = YES;
_stillCamera.delegate = self;

switch (position) {
case AVCaptureDevicePositionBack:
Expand Down Expand Up @@ -723,4 +724,12 @@ - (BOOL)handleTapFocusAtPoint:(CGPoint)touchPoint
return NO;
}

#pragma mark - GPUImageVideoCameraDelegate

- (void)willOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer {
if ([self.delegate respondsToSelector:@selector(willOutputSampleBuffer:)]) {
[self.delegate willOutputSampleBuffer:sampleBuffer];
}
}

@end