/// <summary>
/// 抓拍图片,保存文件
/// </summary>
/// <param name="channel">通道号</param>
/// <param name="file">文件全路径</param>
/// <returns>成功返回true,失败返回false</returns>
public bool SaveCaptureFile(int channel, string file)
{
if (!this.channelHandle.ContainsKey(channel))
{
return(false);
}
string path = Path.GetDirectoryName(file);
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
bool success = true;
switch (this.VideoType)
{
case VideoType.MvAPI:
MV_IMAGEINFO bufinfo = new MV_IMAGEINFO();
try
{
MvAPI.MV_GetDeviceNumber();
MvAPI.MV_OpenDevice((uint)channel, true);
IntPtr buf = MvAPI.MV_CaptureSingle(channel, false, 0, 0, ref bufinfo);
success = MvAPI.MV_SaveFile(file, 2, buf, ref bufinfo, 1, false, true, 100, false);
}
catch (Exception ex)
{
return(false);
}
break;
case VideoType.Sa7134Capture:
try
{
success = Sa7134Capture.VCASaveAsJpegFile(this.channelHandle[channel], file, 100);
}
catch (Exception ex)
{
return(false);
}
break;
}
return(success);
}
/// <summary>
/// 抓拍图片,保存文件
/// </summary>
/// <param name="channel">通道号</param>
/// <param name="file">文件全路径</param>
/// <returns>成功返回true,失败返回false</returns>
public bool TempSaveCaptureFile(int channel, string file)
{
string path = Path.GetDirectoryName(file);
if (!Directory.Exists(path))
Directory.CreateDirectory(path);
bool success = true;
switch (this.VideoType)
{
case VideoType.MvAPI:
MV_IMAGEINFO bufinfo = new MV_IMAGEINFO();
try
{
MvAPI.MV_OpenDevice((uint)channel, true);
IntPtr buf = MvAPI.MV_CaptureSingle(channel, false, 0, 0, ref bufinfo);
success = MvAPI.MV_SaveFile(file, 2, buf, ref bufinfo, 1, false, true, 100, false);
}
catch (Exception ex)
{
return false;
}
break;
case VideoType.Sa7134Capture:
try
{
success = Sa7134Capture.VCASaveAsJpegFile(this.channelHandle[channel], file, 100);
}
catch (Exception ex)
{
return false;
}
break;
}
return success;
}
[DllImport("MVAPI.dll", CharSet = CharSet.Auto)] // 保存文件
public static extern bool MV_SaveFile([MarshalAs(UnmanagedType.LPStr)] String FileName, int FileType, IntPtr pImageData, ref MV_IMAGEINFO pinfo, int ImageTotal, bool IsUpDown, bool ColororNot, int Quality, bool m_bRGB15);
public static extern IntPtr MV_CaptureSingle(int hDevice, bool IsProcess, int Buffer, int Bufflen, ref MV_IMAGEINFO pinfo);
[DllImport("MVAPI.dll", CharSet = CharSet.Auto)] // 保存文件
public static extern bool MV_SaveFile([MarshalAs(UnmanagedType.LPStr)] String FileName, int FileType, IntPtr pImageData, ref MV_IMAGEINFO pinfo, int ImageTotal, bool IsUpDown, bool ColororNot, int Quality, bool m_bRGB15);
public static extern IntPtr MV_CaptureSingle(int hDevice, bool IsProcess, int Buffer, int Bufflen, ref MV_IMAGEINFO pinfo);