file_capture_decoder.h

这是DVD中伺服部分的核心代码

/*****************************************************************************
******************************************************************************
**                                                                          **
**  Copyright (c) 2006 Videon Central, Inc.                                 **
**  All rights reserved.                                                    **
**                                                                          **
**  The computer program contained herein contains proprietary information  **
**  which is the property of Videon Central, Inc.  The program may be used  **
**  and/or copied only with the written permission of Videon Central, Inc.  **
**  or in accordance with the terms and conditions stipulated in the        **
**  agreement/contract under which the programs have been supplied.         **
**                                                                          **
******************************************************************************
*****************************************************************************/
/**
 * @file file_capture_decoder.h
 *
 * $Revision: 1.22 $ 
 *
 * File Capture Decoder - provides a sample decoder which captures all decode
 *                        data and writes it to a file.
 *
 */


#ifndef __FILE_CAPTURE_DECODER_H
#define __FILE_CAPTURE_DECODER_H

#include <stdio.h>
#include "decoder.h"
#include "error.h"



/********************************************************************************
                             FileCaptureDecoder class
 ********************************************************************************/


class FileCaptureDecoder : public Decoder
{
    private:
    
        const char*                                 m_name;
        uint32                                      m_threadId;
        volatile BOOLEAN                            m_threadExitRequest;
        volatile BOOLEAN                            m_receivedDataFlag;
        
        uint32                                      m_statusUpdateThreshold;
        uint32                                      m_numberOfBuffersReceived;
        uint32                                      m_numberOfBuffersAvailableToRelease;
        uint64                                      m_numberOfBytesReceived;
        uint64                                      m_numberOfBytesReceviedSinceLastUserNotification;

        FILE_HANDLE                                 m_fileHandle;
        uint32                                      m_sequenceNumber;
        DECODER_SETTINGS_TYPE                       m_decoderSettings;

        uint32                                      m_video_pts;
        uint32                                      m_audio_pts;
        uint32                                      m_video_stc;
        uint32                                      m_audio_stc;


        VDVD_ERROR          CloseOutputFile             ( void );


    public:

        friend  ULONG       FileCaptureDecoderThread    ( void* parameter );

                            FileCaptureDecoder          ( void );

        VDVD_ERROR          Create                      ( const char* name );
        VDVD_ERROR          Destroy                     ( void );

        VDVD_ERROR          Setup                       ( DECODER_SETTINGS_TYPE* settings );
        VDVD_ERROR          SetPlayRate                 ( PE_ISTREAMCTRL_PLAYRATE* playRate );
        VDVD_ERROR          Stop                        ( BOOLEAN holdPicture );
        VDVD_ERROR          Pause                       ( void );
        VDVD_ERROR          Resume                      ( void );
        VDVD_ERROR          Flush                       ( DECODER_TYPE decoderType, DECODE_FLUSH_MODE flushMode );
        VDVD_ERROR          SendData                    ( void* buffer, uint32 bufferSize );
        VDVD_ERROR          ProcessEndOfStream          ( void );

        VDVD_ERROR          GetStatus                   ( DECODE_STATUS_TYPE* status );
        VDVD_ERROR          SelectVideoStream           ( DECODE_VIDEO_PARAMETERS* parameters );
        VDVD_ERROR          SelectAudioStream           ( DECODE_AUDIO_PARAMETERS* parameters );
};





/********************************************************************************
                                  GLOBAL VARIABLES
 ********************************************************************************/


extern FileCaptureDecoder     g_FileCaptureDecoder;


#endif