rmadts-detector.h

SigmDesign SMP8634 media decode chip development SDK

/*****************************************
 Copyright © 2001-2003  
 Sigma Designs, Inc. All Rights Reserved
 Proprietary and Confidential
 *****************************************/
/**
  @file   rmadts-detector.h
  @brief  


  @author Sebastian Frias Feltrer
  @date   16th March 2007
*/

#ifndef __RMADTSDETECTOR_H__
#define __RMADTSDETECTOR_H__

#include "rmdetector-common.h"

typedef enum {
	ADTS_SEEK_SYNC0 = 0,
	ADTS_SEEK_SYNC1,
	ADTS_READ_HEADER1,
	ADTS_READ_HEADER2,
	ADTS_READ_HEADER3,
	ADTS_READ_HEADER4,
	ADTS_READ_HEADER5,
	ADTS_READ_PAYLOAD_OR_CRC,
	ADTS_READ_CRC1,
	ADTS_READ_PAYLOAD1,
	ADTS_SEEK_NEXT_SYNC0
} adtsStates;


class RMadtsDetector
{
 public:
	RMadtsDetector();
	~RMadtsDetector();

	RMbool Detect(RMuint8 *pbuffer, RMuint32 size);

	RMstatus getScore(RMint32 *score);
	RMuint8 *getCodecName(void);

	void setDebugFlag(RMbool flag);

	RMstatus GetAudioSpecificInfo(struct RM_Detection_Specific_Info *info);

	void Reset (void);

 private:
	RMbool m_debug;

	void PrintStatistics(void);

	adtsStates m_adtsState;

	RMint32 m_adtsGoodness;
	RMint32 m_adtsBadness;
	RMint32 m_adtsScore;

	RMuint32 m_adtsPacketCount;
	RMuint32 m_adtsChannels;
		
	RMuint32 m_adtsID;
	RMuint32 m_adtsLayer;
	RMuint32 m_adtsProtectionAbsent;
	RMuint32 m_adtsProfile;
	RMuint32 m_adtsSamplingFrequencyIndex;
	RMuint32 m_adtsSamplingFrequency;
	RMuint32 m_adtsPrivateBit;
	RMuint32 m_adtsChannelConfig;
	RMuint32 m_adtsOriginalBit;
	RMuint32 m_adtsHomeBit;
	RMuint32 m_adtsCopyrightIDbit;
	RMuint32 m_adtsCopyrightIDstart;
	RMuint32 m_adtsFrameLength;
	RMuint32 m_adtsBufferFullness;
	RMuint32 m_adtsNumberOfRAWBlocks;
	RMuint32 m_adtsBytesUntilNextPacket;
	RMuint32 m_adtsCRC;

	RMuint32 m_parsedBytes;
};


#endif // __RMADTSDETECTOR_H__