int framesValue = 0; //获得视频第几帧的图片....the firstth picture...
/// <summary>
/// Raises the new frame event.
/// 采集第几帧的视,default 10th frame....
/// </summary>
/// <param name="source">Source.</param>
/// <param name="frameIdx">Frame index.</param>
void OnNewFrame(VideoPlayer source, long frameIdx)
{
framesValue++;
if (framesValue == 10)
{
//Debug.Log ("OnNewFrame=====================");
renderTexture = source.texture as RenderTexture;
Texture2D videoFrameTexture = new Texture2D(renderTexture.width, renderTexture.height);
if (videoFrameTexture.width != renderTexture.width || videoFrameTexture.height != renderTexture.height)
{
videoFrameTexture.Resize(renderTexture.width, renderTexture.height);
}
//To modify...
RenderTexture.active = renderTexture;
videoFrameTexture.ReadPixels(new Rect(0, 0, renderTexture.width, renderTexture.height), 0, 0);
videoFrameTexture.Apply();
RenderTexture.active = null;
//vpPreivew.frameReady -= OnNewFrame;
//vpPreivew.sendFrameReadyEvents = false;
//for test...
ScaleTexture(videoFrameTexture, source.url);
Sprite preViewSprite = Sprite.Create(videoFrameTexture, new Rect(0, 0, videoFrameTexture.width, videoFrameTexture.height),
new Vector2(0.5f, 0.5f));
PreViewEvent e = new PreViewEvent(source.url, preViewSprite);
enqueueToMessageEventQueue(e);
AddSprite(source.url, preViewSprite);
Log.debug(this, "add sprite source:" + source.url + " preViewSprite:" + preViewSprite.GetHashCode());
//dicSpriteList.Add (source.url, preViewSprite);
framesValue = 0;
//source.enabled = false;
//Test:
//imageTest.sprite = PreViewSprite;
source.Stop();
}
}
private void enqueueToMessageEventQueue(PreViewEvent e)
{
//lock (_forMessageEventQueue)
//coroutine not need lock..
eventQueue.Enqueue(e);
}
