rmaudio-detector.h

来自「这是一个SIGMA方案的PMP播放器的UCLINUX程序,可播放DVD,VCD,」· C头文件 代码 · 共 39 行

#ifndef __RMAUDIO_DETECTOR_H__
#define __RMAUDIO_DETECTOR_H__

#include "Modules/rmmpeg12audio-detector.h"
#include "Modules/rmac3-detector.h"

class RMaudioDetector : public RMobject
{
 public:
	RMaudioDetector ();
	virtual ~RMaudioDetector ();

	// Resets the detector to parse a new bitstream.
	virtual void Reset (void);

	virtual RMdetectorResult Detect (RMuint8 *pbuffer, RMuint32 size, eAudioFormat_type *type,
				 RMuint32 *frequency, RMuint32 *numberOfChannels);

 private:
	RMuint32 m_parsedBytes;

	// pcm variables and methods.
 private:
	RMuint32 m_nPairs;
	RMbool m_isReversed;
	RMint32 m_sumPcm;
	RMuint32 m_currentBytesNumber;
	RMreal m_evens;
	RMreal m_odds;
 private:
	RMbool IsPcmStream(RMuint8 *pbuffer, RMuint32 size);

 private:
	RMmpeg12AudioDetector m_mpeg12AudioDetector;
	RMac3Detector m_ac3Detector;
};

#endif // __RMAUDIO_DETECTOR_H__