private void GrabImageTimer(object sender, System.Timers.ElapsedEventArgs e)
{
// 响应停止请求
if (m_reqStop == 0)
{
m_reqStop = 1;
myTimer.Enabled = false;
}
if (R3(m_ip).getStatus() == CAM_STATUS.CAM_IS_STARTED && R3(m_ip).isGrabbed())
{
CSImgT imgTable = new CSImgT();
if (R3(m_ip).getImageData(imgTable) == CAM_STATUS.All_OK)
{
Bitmap imgGray;
// 读取图片 convert image to show
var mode = GetGrabMode();
if (!imgTable.has(mode))
{
return;
}
switch (mode)
{
case DataNames.SEN:
imgGray = BuiltGrayBitmap(
imgTable.getDataByte(mode),
imgTable.getS_cols(),
imgTable.getS_rows()
);
break;
case DataNames.REF:
case DataNames.SCA:
case DataNames.REF_CAL:
case DataNames.SCA_CAL:
case DataNames.REF2:
case DataNames.SCA2:
case DataNames.REF2_CAL:
case DataNames.SCA2_CAL:
imgGray = BuiltGrayBitmap(
imgTable.getDataByte(mode),
imgTable.getR_cols(),
imgTable.getR_rows()
);
break;
case DataNames.RAN:
case DataNames.RAN2:
imgGray = BuiltGrayBitmap(
imgTable.getDataWord(mode),
imgTable.getR_cols(),
imgTable.getR_rows()
);
break;
case DataNames.RAN_CAL:
case DataNames.RAN2_CAL:
imgGray = BuiltGrayBitmap(
imgTable.getDataFloat(mode),
imgTable.getR_cols(),
imgTable.getR_rows()
);
break;
default:
imgTable.Dispose();
return;
}
// 显示图片 Show Image
// Code below will cost a lot of memory.
// This is a side effect of C# gc.
#if true
System.Drawing.Image imgShow = System.Drawing.Image.FromHbitmap(imgGray.GetHbitmap());
pictureBox1.BackgroundImage = imgShow.GetThumbnailImage(pictureBox1.Size.Width, pictureBox1.Size.Height, null, IntPtr.Zero);
imgShow.Dispose();
imgGray.Dispose();
imgShow = null;
imgGray = null;
GC.Collect();
GC.WaitForPendingFinalizers();
#endif
lock (m_imgLocker)
{
m_lastImg._deepCopy(imgTable);
}
// 响应停止请求
if (m_reqStop == 0)
{
m_reqStop = 1;
myTimer.Enabled = false;
}
// show ID
wFlog(imgTable.get_ID().ToString());
}
imgTable.Dispose();
GC.Collect();
GC.WaitForPendingFinalizers();
}
}
