2014 snapchat source code
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//
// SCBlackCameraRunningDetector.h
// Snapchat
//
// Created by Derek Wang on 30/01/2018.
//
#import <SCBase/SCMacros.h>
#import <Foundation/Foundation.h>
@class SCQueuePerformer, SCBlackCameraReporter;
@protocol SCManiphestTicketCreator;
@interface SCBlackCameraRunningDetector : NSObject
SC_INIT_AND_NEW_UNAVAILABLE
- (instancetype)initWithPerformer:(SCQueuePerformer *)performer reporter:(SCBlackCameraReporter *)reporter;
// When session isRunning changed
- (void)sessionDidChangeIsRunning:(BOOL)running;
// Call this after [AVCaptureSession startRunning] is called
- (void)sessionDidCallStartRunning;
// Call this before [AVCaptureSession stopRunning] is called
- (void)sessionWillCallStopRunning;
@end