video_xvid.h

MPEG4音频视频压缩编码(含G.711/ACC/H.261等)

/*
 * The contents of this file are subject to the Mozilla Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/MPL/
 * 
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 * 
 * The Original Code is MPEG4IP.
 * 
 * The Initial Developer of the Original Code is Cisco Systems Inc.
 * Portions created by Cisco Systems Inc. are
 * Copyright (C) Cisco Systems Inc. 2000, 2001.  All Rights Reserved.
 * 
 * Contributor(s): 
 *		Dave Mackie		[e-mail]
 */

#ifndef __VIDEO_XVID_H__
#define __VIDEO_XVID_H__

#include "video_encoder.h"
#include <xvid.h>

class CXvidVideoEncoder : public CVideoEncoder {
 public:
	CXvidVideoEncoder(CVideoProfile *vp, 
			  uint16_t mtu,
			  CVideoEncoder *next, 
			  bool realTime = true);

	MediaType GetFrameType(void) { return MPEG4VIDEOFRAME; };

	bool Init(void);

 protected:
	bool EncodeImage(
		const u_int8_t* pY, const u_int8_t* pU, const u_int8_t* pV,
		u_int32_t yStride, u_int32_t uvStride,
		bool wantKeyFrame, Duration elapsed,
		Timestamp srcFrameTimestamp);

	bool GetEncodedImage(
		u_int8_t** ppBuffer, u_int32_t* pBufferLength,
		Timestamp *dts, Timestamp *pts);

	bool GetReconstructedImage(
		u_int8_t* pY, u_int8_t* pU, u_int8_t* pV);


protected:
	void StopEncoder(void);
	void*				m_xvidHandle;
	u_int8_t*			m_vopBuffer;
	u_int32_t			m_vopBufferLength;
	Timestamp               m_srcFrameTimestamp;
	XVID_ENC_FRAME 		m_xvidFrame;
	XVID_ENC_STATS		m_xvidResult;
//#define WRITE_RAW 1
#ifdef WRITE_RAW
	FILE *m_raw_file;
#endif

};

#endif /* __VIDEO_XVID_H__ */