fframeextractfilter.h

来自「SAMSUNG S3C6410 CPU BSP for winmobile6」· C头文件 代码 · 共 81 行

//------------------------------------------------------------------------------
// File: fFrameExtractFilter.h
//
// Desc: define CFrameExtractFilter class
//
// Author : JiyoungShin([e-mail])
//
// Copyright 2007 Samsung System LSI. All rights reserved.
//------------------------------------------------------------------------------

#if !defined(_SAMSUNG_SYSLSI_FFRAMEEXTRACTFILTER_H_)
#define _SAMSUNG_SYSLSI_FFRAMEEXTRACTFILTER_H_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include <stdio.h>
#include "FrameExtractor.h"

class CFrameExtractFilterStream;


class CFrameExtractFilter : public CSource, public IFileSourceFilter
{
	friend class CFrameExtractFilterStream;

public:
	CFrameExtractFilter(LPUNKNOWN pUnk, HRESULT *phr);
	virtual ~CFrameExtractFilter(void);

// static
public:
	static CUnknown * WINAPI CreateInstance(LPUNKNOWN pUnk, HRESULT *phr);

// Implementations
protected:
	// IUnknown interface
	DECLARE_IUNKNOWN;
	STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, void **ppv)
	{
		if (riid == IID_IFileSourceFilter){
			return GetInterface((IFileSourceFilter *)this, ppv);
		}

		return CSource::NonDelegatingQueryInterface(riid, ppv);
	}

	// IFileSourceFilter interface
	STDMETHODIMP Load(LPCOLESTR pwszFileName, const AM_MEDIA_TYPE *pmt);
	STDMETHODIMP GetCurFile(LPOLESTR *ppwszFileName, AM_MEDIA_TYPE *pmt);

private:
	HRESULT CheckFile(LPCTSTR pszFileName, const AM_MEDIA_TYPE *pmt);
	HRESULT MakeMediaType(CMediaType *pMediaType, int width, int height);

// member variables
private:
	CMediaType      m_mt;
	LPWSTR          m_pwFileName;

	void           *m_File;	// FILE pointer
	void           *m_pFramexCtx;

#define RAW_STRM_TYPE_M4V		100
#define RAW_STRM_TYPE_H264RAW	101
#define RAW_STRM_TYPE_RCV		102
	int             m_StrmType;	// 0: m4v, 1: h264raw, 2: rcv

	//ULONG			frameSize;

	int             m_first;

public:
	int GetNextFrame(unsigned char *pFrameBuf, unsigned int *pSize);
	int CloseFile();
};


#endif // !defined(_SAMSUNG_SYSLSI_FFRAMEEXTRACTFILTER_H_)