private void StartNativeRendering(int width, int height)
{
// Subscription is only used to ge the frame dimensions to generate the textures. So Unsubscribe once that is done.
_source.I420AVideoFrameReady -= I420AVideoFrameReady;
_i420aFrameQueue = null;
CreateEmptyVideoTextures(width, height, 128);
_nativeVideo = new NativeVideo(_source.NativeHandle);
RegisterRemoteTextures();
}
private void TearDown()
{
try
{
_nativeVideo?.DisableRemoteVideo();
_nativeVideo?.Dispose();
}
finally
{
_nativeVideo = null;
}
_source = null;
}
private IEnumerator CallPluginAtEndOfFrames()
{
IntPtr videoUpdateMethod = NativeVideo.GetVideoUpdateMethod();
while (true)
{
// Wait until all frame rendering is done
yield return(new WaitForEndOfFrame());
// No specific event ID needed, since we only handle one thing.
if (_nativeVideoRenderersRefs.Count > 0)
{
GL.IssuePluginEvent(videoUpdateMethod, 0);
}
}
}
/// <summary>
/// Start rendering the passed source.
/// </summary>
/// <remarks>
/// Can be used to handle <see cref="VideoTrackSource.VideoStreamStarted"/> or <see cref="VideoReceiver.VideoStreamStarted"/>.
/// </remarks>
public void StartRendering(IVideoSource source)
{
_source = source as RemoteVideoTrack;
Debug.Assert(_source != null, "NativeVideoRender currently only supports RemoteVideoTack");
switch (source.FrameEncoding)
{
case VideoEncoding.I420A:
_nativeVideo = new NativeVideo(_source.NativeHandle);
_nativeVideo.TextureSizeChanged += TextureSizeChangeCallback;
_nativeVideo.EnableRemoteVideo(VideoKind.I420, null);
break;
case VideoEncoding.Argb32:
break;
}
}
public static void AddRef(MonoBehaviour nativeVideoRenderer)
{
Debug.Log("NativeRenderingPluginUpdate AddRef");
if (_nativeVideoRenderersRefs.Count == 0)
{
if (!_pluginInitialized)
{
_pluginInitialized = true;
NativeVideo.SetLoggingFunctions(
LogDebugCallback,
LogErrorCallback,
LogWarningCallback);
}
_owner = new GameObject("mrwebrtc-unityplugin");
_owner.AddComponent <NativeRenderingPluginUpdate>();
}
_nativeVideoRenderersRefs.Add(nativeVideoRenderer);
#if WEBRTC_DEBUGGING
Debug.Log($"NativeRenderingPluginUpdate.AddRef: {_nativeVideoRenderersRefs.Count}");
#endif
}