public Image GetImage()
{
if (mVideoSource != null)
{
return(mVideoSource.GetFrame());
}
return(null);
}
private Image GetFrame(IVideoSourceConfig config, int delay)
{
Image image = null;
if (config != null)
{
IVideoSource vs = config.SystemContext.VideoSourceManager.GetVideoSource(config.Name);
if (vs != null && vs.IsPlay)
{
image = vs.GetFrame();
}
else
{
IVideoSourceConfig tempVSConfig = config.Clone() as IVideoSourceConfig;
if (tempVSConfig != null)
{
tempVSConfig.ACEnabled = false;
((CVideoSourceConfig)tempVSConfig).Name += ("_" + tempVSConfig.Handle);
vs = config.SystemContext.VideoSourceManager.Open(tempVSConfig, IntPtr.Zero);
if (vs != null)
{
vs.Play();
if (delay > 0)
{
Thread.Sleep(delay);
}
int n = 3;
image = vs.GetFrame();
while (image == null)
{
n--;
if (n < 0)
{
break;
}
Thread.Sleep(100);
image = vs.GetFrame();
}
config.SystemContext.VideoSourceManager.Close(vs.Name);
}
}
}
}
if (image != null)
{
label_imageSize.Text = string.Format("ͼÏñ³ß´ç£º{0}X{1}", image.Width, image.Height);
}
return(image);
}
public Bitmap GetFrame(string name)
{
IVideoSource vs = GetVideoSource(name);
if (vs != null)
{
return(vs.GetFrame());
}
return(null);
}
public Bitmap GetCurFrame()
{
return((mVS != null && mVS.IsPlay) ? mVS.GetFrame() : null);
}