public static TXLiteAVVideoViewManager GetInstance()
{
if (sInstance == null)
{
lock (mLocker)
{
if (sInstance == null)
{
sInstance = new TXLiteAVVideoViewManager();
}
}
}
return(sInstance);
}
/// <summary>
/// 移除 View 绑定参数
/// </summary>
/// <param name="engine">TRTCCloud 实例，用户注册视频数据回调。</param>
public void RemoveEngine(ITRTCCloud engine)
{
try
{
if (mLocalView)
{
TXLiteAVVideoViewManager.GetInstance().RemoveView("", mStreamType, this);
}
else
{
TXLiteAVVideoViewManager.GetInstance().RemoveView(mUserId, mStreamType, this);
}
int count = TXLiteAVVideoViewManager.GetInstance().Count;
if (engine != null)
{
if (count == 0)
{
engine.setLocalVideoRenderCallback(TRTCVideoPixelFormat.TRTCVideoPixelFormat_Unknown,
TRTCVideoBufferType.TRTCVideoBufferType_Unknown, null);
}
if (!mLocalView && !TXLiteAVVideoViewManager.GetInstance().HasUserId(mUserId))
{
engine.setRemoteVideoRenderCallback(mUserId, TRTCVideoPixelFormat.TRTCVideoPixelFormat_Unknown,
TRTCVideoBufferType.TRTCVideoBufferType_Unknown, null);
}
}
lock (mArgbFrame)
ReleaseBuffer(mArgbFrame);
mUserId = "";
mOccupy = false;
mLocalView = false;
mFirstFrame = false;
mRenderMode = TRTCVideoFillMode.TRTCVideoFillMode_Fit;
this.InvalidateVisual();
}
catch (Exception)
{
}
}
/// <summary>
/// 设置 View 绑定参数
/// </summary>
/// <param name="userId">需要渲染画面的 userId，如果是本地画面，则传空字符串。</param>
/// <param name="type">渲染类型</param>
/// <param name="engine">TRTCCloud 实例，用户注册视频数据回调。</param>
/// <param name="local">渲染本地画面，SDK 返回的 userId 为""</param>
/// <returns>true：绑定成功，false：绑定失败</returns>
public bool RegEngine(string userId, TRTCVideoStreamType type, ITRTCCloud engine, bool local = false)
{
if (mOccupy)
{
return(false);
}
mLocalView = local;
mUserId = userId;
mStreamType = type;
int count = TXLiteAVVideoViewManager.GetInstance().Count;
if (engine != null)
{
if (count == 0)
{
engine.setLocalVideoRenderCallback(TRTCVideoPixelFormat.TRTCVideoPixelFormat_BGRA32,
TRTCVideoBufferType.TRTCVideoBufferType_Buffer, TXLiteAVVideoViewManager.GetInstance());
}
if (!mLocalView)
{
engine.setRemoteVideoRenderCallback(userId, TRTCVideoPixelFormat.TRTCVideoPixelFormat_BGRA32,
TRTCVideoBufferType.TRTCVideoBufferType_Buffer, TXLiteAVVideoViewManager.GetInstance());
}
}
if (mLocalView)
{
TXLiteAVVideoViewManager.GetInstance().AddView("", type, this);
}
else
{
TXLiteAVVideoViewManager.GetInstance().AddView(userId, type, this);
}
lock (mArgbFrame)
ReleaseBuffer(mArgbFrame);
mOccupy = true;
this.InvalidateVisual();
return(true);
}
/// <summary>
/// 清除所有映射信息
/// </summary>
public static void RemoveAllRegEngine()
{
TXLiteAVVideoViewManager.GetInstance().RemoveAllView();
}