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• RealDataCallBack.java

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com.hikvision.netsdk.linux.callback.RealDataCallBack Maven / Gradle / Ivy

package com.hikvision.netsdk.linux.callback;

import com.sun.jna.Callback;
import com.sun.jna.Pointer;
import com.hikvision.netsdk.def.StreamDataType;

/**
 * 适用于{@link com.hikvision.netsdk.linux.HikNetSDKLibrary#NET_DVR_SetRealDataCallBack}和{@link com.hikvision.netsdk.linux.HikNetSDKLibrary#NET_DVR_SetStandardDataCallBack}的码流数据回调接口
 */
public interface RealDataCallBack extends Callback {
    /**
     * @param lRealHandle 当前的预览句柄
     * @param dwDataType  数据类型
     *                    
     *                    
     *                    
     *                    
     *                    
     *                    
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     *                    
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类型
值
含义
{@link StreamDataType#NET_DVR_SYSHEAD}
1
系统头数据
{@link StreamDataType#NET_DVR_STREAMDATA}
2
流数据（包括复合流或音视频分开的视频流数据）
{@link StreamDataType#NET_DVR_AUDIOSTREAMDATA}
3
音频数据
{@link StreamDataType#NET_DVR_STD_VIDEODATA}
4
标准视频流数据
{@link StreamDataType#NET_DVR_STD_AUDIODATA}
5
标准音频流数据
{@link StreamDataType#NET_DVR_PRIVATE_DATA}
112
私有数据,包括智能信息
     * @param pBuffer     存放数据的缓冲区指针
     * @param dwBufSize   缓冲区大小
     * @param dwUser      用户数据
     */
    void invoke(int lRealHandle, int dwDataType, Pointer pBuffer, int dwBufSize, int dwUser);
}