private int GetNextPageInfo(H264_DVR_FINDINFO searchInfo)
{
H264_DVR_FILE_DATA[] szSend = new H264_DVR_FILE_DATA[100];
int nNum = 0;
IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(H264_DVR_FILE_DATA)) * 100);
int ret = XMSDK.H264_DVR_FindFile(m_lLoginID, ref searchInfo, ptr, 100, out nNum, 5000);
//for (int index = 0; index < 100; index++)
//{
// unsafe
// {
// int* pDev = (int*)ptr.ToPointer();
// pDev += Marshal.SizeOf(typeof(H264_DVR_FILE_DATA)) * index / 4;
// IntPtr ptrTemp = new IntPtr(pDev);
// szSend[index] = (H264_DVR_FILE_DATA)Marshal.PtrToStructure(ptrTemp, typeof(H264_DVR_FILE_DATA));
// }
//}
return(ret);
}
public static extern int H264_DVR_PlayBackByTimeEx(int lLoginID, ref H264_DVR_FINDINFO lpFindInfo, fRealDataCallBack fDownLoadDataCallBack, int dwDataUser,
fDownLoadPosCallBack cbDownLoadPos, int dwPosUser);
public static extern int H264_DVR_GetFileByTime(int lLoginID, ref H264_DVR_FINDINFO lpFindInfo, string sSavedFileDIR, bool bMerge,
fDownLoadPosCallBack cbDownLoadPos, int dwDataUser, fRealDataCallBack fDownLoadDataCallBack);
public static extern int H264_DVR_FindFile(int lLoginID, ref H264_DVR_FINDINFO lpFindInfo, IntPtr ptr, int lMaxCount, out int findcount, int waittime);
private void DownloadByTime()
{
if (m_DownLoadFileHandle > 0)
{
timerDownload.Stop();
XMSDK.H264_DVR_StopGetFile(m_DownLoadFileHandle);
m_DownLoadFileHandle = 0;
progressBarDownloadPos.Value = 0;
btnDownload.Text = "Download";
return;
}
string strSaveName = "";
//strSaveName.Format("c:\\record");
strSaveName = BrowseForFolder(this.Handle);
if (strSaveName == "") //未选择路径时退出
{
return;
}
H264_DVR_FINDINFO info = new H264_DVR_FINDINFO();
info.nChannelN0 = comboChannel.SelectedIndex; //channel No.
info.nFileType = comboRecordType.SelectedIndex; //file type
info.startTime.dwYear = beginDate.Value.Year;
info.startTime.dwMonth = beginDate.Value.Month;
info.startTime.dwDay = beginDate.Value.Day;
info.startTime.dwHour = beginTime.Value.Hour;
info.startTime.dwMinute = beginTime.Value.Minute;
info.startTime.dwSecond = beginTime.Value.Second;
info.endTime.dwYear = endDate.Value.Year;
info.endTime.dwMonth = endDate.Value.Month;
info.endTime.dwDay = endDate.Value.Day;
info.endTime.dwHour = endTime.Value.Hour;
info.endTime.dwMinute = endTime.Value.Minute;
info.endTime.dwSecond = endTime.Value.Second;
int nRecordFileType = comboRecordType.SelectedIndex;
info.nFileType = (nRecordFileType <= (int)PlayBackFileType.SDK_RECORD_MANUAL) ? nRecordFileType : ((int)PlayBackFileType.SDK_PIC_ALL + nRecordFileType - (int)PlayBackFileType.SDK_RECORD_MANUAL - 1);
m_DownLoadFileHandle = XMSDK.H264_DVR_GetFileByTime(m_lLoginID, ref info, strSaveName, false, null, 0, null);
if (m_DownLoadFileHandle > 0)
{
progressBarDownloadPos.Value = 0;
btnDownload.Text = "Stop";
//update the progress control
timerDownload.Start();
}
else
{
string sTemp;
sTemp = string.Format("dowload fail ERROR = {0}", XMSDK.H264_DVR_GetLastError());
MessageBox.Show(sTemp);
}
}
private void btnSearch_Click(object sender, EventArgs e)
{
m_nGetPage = 0;
m_nCurPage = 0;
m_nTotalPage = 0;
// 条件检测
if (comboDev.SelectedIndex < 0)
{
MessageBox.Show("Select a Device!");
return;
}
if (!checkFile.Checked && !checkTime.Checked)
{
MessageBox.Show("Select a Search mode!");
return;
}
ClearResult();
H264_DVR_TIME StartTime;
H264_DVR_TIME StopTime;
int nChannel = comboChannel.SelectedIndex; //channel No.
int nFileType = comboRecordType.SelectedIndex; //file type
if (nFileType >= 5)
{
nFileType += 5;
}
StartTime.dwYear = beginDate.Value.Year;
StartTime.dwMonth = beginDate.Value.Month;
StartTime.dwDay = beginDate.Value.Day;
StartTime.dwHour = beginTime.Value.Hour;
StartTime.dwMinute = beginTime.Value.Minute;
StartTime.dwSecond = beginTime.Value.Second;
StopTime.dwYear = endDate.Value.Year;
StopTime.dwMonth = endDate.Value.Month;
StopTime.dwDay = endDate.Value.Day;
StopTime.dwHour = endDate.Value.Hour;
StopTime.dwMinute = endDate.Value.Minute;
StopTime.dwSecond = endDate.Value.Second;
H264_DVR_FILE_DATA[] szSend = new H264_DVR_FILE_DATA[64];
ComboxItem item = (ComboxItem)comboDev.SelectedItem;
if (item.Value != null)
{
DEV_INFO devInfo = (DEV_INFO)item.Value;
int lLoginID = devInfo.lLoginID;
int nMaxLen = 100;
int waitTime = 4000;
int nNum = 0;
H264_DVR_FINDINFO searchInfo = new H264_DVR_FINDINFO();
searchInfo.startTime = StartTime;
searchInfo.endTime = StopTime;
searchInfo.nChannelN0 = nChannel;
searchInfo.nFileType = nFileType;
IntPtr ptr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(H264_DVR_FILE_DATA)) * 100);
int nRet = XMSDK.H264_DVR_FindFile(lLoginID, ref searchInfo, ptr, nMaxLen, out nNum, waitTime);
m_nCurRecNum = nNum;
for (int index = 0; index < nNum; index++)
{
unsafe
{
int *pDev = (int *)ptr.ToPointer();
pDev += Marshal.SizeOf(typeof(H264_DVR_FILE_DATA)) * index / 4;
IntPtr ptrTemp = new IntPtr(pDev);
szSend[index] = (H264_DVR_FILE_DATA)Marshal.PtrToStructure(ptrTemp, typeof(H264_DVR_FILE_DATA));
// m_listFile[index] = szSend[index];
}
}
m_listFile.Clear();
if (nRet > 0)
{
if (nNum > 0)
{
if (m_nCurRecNum > m_listFile.Capacity)
{
m_listFile.Capacity = m_nCurRecNum;
}
for (int i = 0; i < m_nCurRecNum; i++)
{
m_listFile.Add(szSend[i]);
}
m_nSearchInfo[m_nCurPage] = searchInfo;
m_nCurPage = 1;
m_nSearchInfo[m_nCurPage].nChannelN0 = nChannel;
m_nSearchInfo[m_nCurPage].nFileType = nFileType;
m_nSearchInfo[m_nCurPage].startTime.dwYear = szSend[m_nCurRecNum - 1].stEndTime.year;
m_nSearchInfo[m_nCurPage].startTime.dwMonth = szSend[m_nCurRecNum - 1].stEndTime.month;
m_nSearchInfo[m_nCurPage].startTime.dwDay = szSend[m_nCurRecNum - 1].stEndTime.day;
m_nSearchInfo[m_nCurPage].startTime.dwHour = szSend[m_nCurRecNum - 1].stEndTime.hour;
m_nSearchInfo[m_nCurPage].startTime.dwMinute = szSend[m_nCurRecNum - 1].stEndTime.minute;
m_nSearchInfo[m_nCurPage].startTime.dwSecond = szSend[m_nCurRecNum - 1].stEndTime.second;
m_nSearchInfo[m_nCurPage].endTime = searchInfo.endTime;
m_nGetPage++;
if (nNum < PLAYBACK_MAX_FILE_NUM)
{
m_nTotalPage = m_nGetPage;
}
AddFileListInfo(m_nCurRecNum);//add list item
SetPageBtnState(nNum);
}
else
{
MessageBox.Show("No File");
}
}
else
{
MessageBox.Show("SearchFail");
}
}
}
private void PlayByTime()
{
if (m_nNetPlayHandle >= 0)
{
XMSDK.H264_DVR_StopPlayBack(m_nNetPlayHandle);
m_nNetPlayHandle = 0;
}
trackBarNetPlayPos.Value = 0;
m_bOpenAudio = false;
m_bPauseNetPlay = false;
m_nFastTypeNet = 0;
m_nSlowTypeNet = 0;
if (m_nNetPlayHandle == 0)
{
H264_DVR_FINDINFO info = new H264_DVR_FINDINFO();
info.nChannelN0 = comboChannel.SelectedIndex; //channel No.
info.nFileType = comboRecordType.SelectedIndex; //file type
info.startTime.dwYear = beginDate.Value.Year;
info.startTime.dwMonth = beginDate.Value.Month;
info.startTime.dwDay = beginDate.Value.Day;
info.startTime.dwHour = beginTime.Value.Hour;
info.startTime.dwMinute = beginTime.Value.Minute;
info.startTime.dwSecond = beginTime.Value.Second;
info.endTime.dwYear = endDate.Value.Year;
info.endTime.dwMonth = endDate.Value.Month;
info.endTime.dwDay = endDate.Value.Day;
info.endTime.dwHour = endTime.Value.Hour;
info.endTime.dwMinute = endTime.Value.Minute;
info.endTime.dwSecond = endTime.Value.Second;
info.hWnd = (uint)pictureBoxNetVideoWnd.Handle;
XMSDK.fDownLoadPosCallBack DownloadCallback = new XMSDK.fDownLoadPosCallBack(DownLoadPosCallback);
XMSDK.fRealDataCallBack realDataCallBack = new XMSDK.fRealDataCallBack(RealDataCallBack);
m_nNetPlayHandle = XMSDK.H264_DVR_PlayBackByTimeEx(m_lLoginID, ref info, null, this.Handle.ToInt32(),
null, this.Handle.ToInt32());
if (m_nNetPlayHandle <= 0)
{
MessageBox.Show("Playback fail");
m_nNetPlayHandle = 0;
return;
}
timerNetPlayBack.Start();
}
else
{
if (m_bPauseNetPlay)
{
XMSDK.H264_DVR_PlayBackControl(m_nNetPlayHandle, (int)PlayBackAction.SDK_PLAY_BACK_CONTINUE, 0);
m_bPauseNetPlay = !m_bPauseNetPlay;
}
XMSDK.H264_DVR_PlayBackControl(m_nNetPlayHandle, (int)PlayBackAction.SDK_PLAY_BACK_FAST, 0);
m_nFastTypeNet = 0;
m_nSlowTypeNet = 0;
}
}