/*

 <codex>

 <abstract>Synchronizes motion samples with media samples</abstract>

 </codex>

 */

#import <Foundation/Foundation.h>

#import <CoreMedia/CMSampleBuffer.h>

#import <CoreMedia/CMSync.h>

@class CMDeviceMotion;

@protocol MotionSynchronizationDelegate;

@interface MotionSynchronizer : NSObject

@property(nonatomic) int motionRate;

@property(nonatomic, retain) __attribute__((NSObject)) CMClockRef sampleBufferClock; // safe to update if you aren't concurrently calling appendSampleBufferForSynchronization:

- (void)start;

- (void)stop;

- (void)appendSampleBufferForSynchronization:(CMSampleBufferRef)sampleBuffer;

- (void)setSynchronizedSampleBufferDelegate:(id<MotionSynchronizationDelegate>)sampleBufferDelegate queue:(dispatch_queue_t)sampleBufferCallbackQueue;

@end

@protocol MotionSynchronizationDelegate <NSObject>

@required

- (void)motionSynchronizer:(MotionSynchronizer *)synchronizer didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer withMotion:(CMDeviceMotion*)motion;

@end