public static void OnRenderVideoFrameRawHandler(uint userId, int width, int height, byte[] yBuffer, int rotation)
{
// we pick a un used VideoFrameRawHandlerParam item, convert yuv data to rgb frame, and init it's bitmap obj.
VideoFrameRawHandlerParam sel_vfrp;
mutexVideoFrameRawHandlerParam_.WaitOne();
if (unUseVideoFrameRawHandlerParam_.Count == 0)
{
if (usingVideoFrameRawHandlerParam_.Count > 20)
{
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
return; // full
}
sel_vfrp = new VideoFrameRawHandlerParam();
sel_vfrp.width = 0;
sel_vfrp.userId = 0;
}
else
{
sel_vfrp = unUseVideoFrameRawHandlerParam_[0];
unUseVideoFrameRawHandlerParam_.RemoveAt(0);
}
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
if (sel_vfrp.width != width ||
sel_vfrp.height != height)
{
sel_vfrp.width = width;
sel_vfrp.height = height;
sel_vfrp.yBuffer = new byte[yBuffer.Length];
Array.Copy(yBuffer, sel_vfrp.yBuffer, yBuffer.Length);
sel_vfrp.rotation = rotation;
sel_vfrp.rgbFrame = new byte[width * height * 4];
sel_vfrp.bm = new Bitmap(width, height);
}
else
{
Array.Copy(yBuffer, sel_vfrp.yBuffer, yBuffer.Length);
sel_vfrp.rotation = rotation;
}
sel_vfrp.userId = userId;
ConvertYUV2RGB(sel_vfrp.bm, sel_vfrp.yBuffer,
sel_vfrp.rgbFrame, width, height);
mutexVideoFrameRawHandlerParam_.WaitOne();
usingVideoFrameRawHandlerParam_.Add(sel_vfrp);
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
// Send to main thread for display
main_thread_sync_context_.Post(
new SendOrPostCallback((object state) =>
{
the_form.OnRenderVideoFrameRawHandlerUI();
}), null);
}
public void OnRenderVideoFrameRawHandlerUI()
{
if (IsDisposed)
{
return;
}
// Pick a item in list to show.
VideoFrameRawHandlerParam sel_vfrp;
mutexVideoFrameRawHandlerParam_.WaitOne();
if (usingVideoFrameRawHandlerParam_.Count == 0)
{
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
return; // full
}
sel_vfrp = usingVideoFrameRawHandlerParam_[0];
usingVideoFrameRawHandlerParam_.RemoveAt(0);
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
// Set bitmap to ui contorl
if (sel_vfrp.bm != null)
{// Find Which picbox to show
IntPtr targPicbox = new IntPtr();
foreach (var pair in remote_video_map_)
{
if (sel_vfrp.userId == pair.Key)
{
targPicbox = pair.Value;
}
}
if (panel3.Handle == targPicbox)
{
pictureBox3.Image = sel_vfrp.bm;
}
else
{
pictureBox2.Image = sel_vfrp.bm;
}
}
mutexVideoFrameRawHandlerParam_.WaitOne();
// add last ui show item to unUsed list
if (curUIUsingVideoFrameRawHandlerParam_ != null)
{
unUseVideoFrameRawHandlerParam_.Add(curUIUsingVideoFrameRawHandlerParam_);
}
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
curUIUsingVideoFrameRawHandlerParam_ = sel_vfrp;
}
public void OnCaptureVideoFrameRawHandlerUI()
{
if (IsDisposed)
{
return;
}
// Pick a item in list to show.
VideoFrameRawHandlerParam sel_vfrp;
mutexVideoFrameRawHandlerParam_.WaitOne();
if (usingVideoFrameRawHandlerParam_.Count == 0)
{
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
return; // full
}
sel_vfrp = usingVideoFrameRawHandlerParam_[0];
usingVideoFrameRawHandlerParam_.RemoveAt(0);
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
// Set bitmap to ui contorl
if (sel_vfrp.bm != null)
{
this.pictureBox1.Image = sel_vfrp.bm;
}
mutexVideoFrameRawHandlerParam_.WaitOne();
// add last ui show item to unUsed list
if (curUIUsingVideoFrameRawHandlerParam_ != null)
{
unUseVideoFrameRawHandlerParam_.Add(curUIUsingVideoFrameRawHandlerParam_);
}
mutexVideoFrameRawHandlerParam_.ReleaseMutex();
curUIUsingVideoFrameRawHandlerParam_ = sel_vfrp;
}
