@interface VCMediaRecorderHistoryBuffer : NSObject {
id _delegate;
unsigned int _bufferLength;
struct __CFArray { } *_timestampQueue;
struct __CFDictionary { } *_sampleMap;
unsigned int _lastTimestamp;
struct __CFAllocator { } *_timestampAllocator;
}
- (void)dealloc;
- (id)delegate;
- (void)flushBuffer;
- (struct opaqueCMSampleBuffer { } *)getClosestSampleForTimestamp:(unsigned int)a0;
- (int)getCount;
- (id)initWithDelegate:(id)a0 bufferLength:(int)a1 dispatchQueue:(id)a2;
@end