override protected Frame.Video FrameBufferPrepare()
{
Frame.Video oRetVal = new Frame.Video(sName);
IntPtr pBuffer;
(new Logger("DeckLinkFake", sName)).WriteNotice("!!!!!:" + stArea.nWidth + ":" + stArea.nHeight + ":" + stArea.nWidth * 4 + ":" + "BGRA");
if (_pFakePointer == IntPtr.Zero)
{
_pFakePointer = Marshal.AllocHGlobal(_nVideoBytesQty);
}
pBuffer = _pFakePointer;
if (IntPtr.Zero != pBuffer)
{
lock (_ahFramesBuffersBinds)
{
_ahFramesBuffersBinds.Add(oRetVal, pBuffer);
}
oRetVal.oFrameBytes = pBuffer;
(new Logger("DeckLinkFake", sName)).WriteNotice("new decklink video frame was created. [count=" + _ahFramesBuffersBinds.Count + "]");
}
else
{
(new Logger("DeckLinkFake", sName)).WriteError(new Exception("CREATE VIDEOFRAME RETURNED NULL!"));
}
return(oRetVal);
}
byte[] GetVideoFrame()
{
// см внимательно ScheduledFrameCompleted в деклинке!!
Frame.Video cV = _AjaFramesVideoBuffer.Dequeue();
_AjaFramesVideoToDispose.Enqueue(cV);
return(cV.aFrameBytes.aBytes);
}
override protected Frame.Video FrameBufferPrepare()
{
if (_ePixelFormat != AjaInterop.NTV2FrameBufferFormat.NTV2_FBF_ARGB && _ePixelFormat != AjaInterop.NTV2FrameBufferFormat.NTV2_FBF_ABGR)
{
throw new Exception("not supported pixel format [" + _ePixelFormat + "][expected=" + AjaInterop.NTV2FrameBufferFormat.NTV2_FBF_ARGB + "]");
}
Frame.Video cRetVal = new Frame.Video(sName);
cRetVal.oFrameBytes = new Bytes()
{
aBytes = new byte[_nVideoBytesQty], nID = -1
}; // if problems - look at ntv2player.cc: mVideoBufferSize = GetVideoWriteSize (mVideoFormat, mPixelFormat, mVancEnabled, mWideVanc);
return(cRetVal);
}
override protected bool FrameSchedule()
{
Frame.Video cFrameVideo;
_dtLastTimeFrameScheduleCalled = DateTime.Now;
int nLogCount = 0;
#region video
if (NextFrameAttached)
{
try
{
while (Preferences.nQueueDeviceLength > _cXNARender._aqDisplayQueue.Count)
{
if (null == (cFrameVideo = VideoFrameGet()) || null == cFrameVideo.aFrameBytes)
{
(new Logger()).WriteDebug("got null instead of frame");
break;
}
lock (_cXNARender._aqDisplayQueue)
{
//_GlobalMeter = Stopwatch.StartNew();
_cXNARender._aqDisplayQueue.Enqueue(_cXNARender.TextureCreate(cFrameVideo.aFrameBytes, _stArea.nWidth, _stArea.nHeight)); //UNDONE
if (null != _cFrameVideoPrevious)
{
FrameBufferReleased(_cFrameVideoPrevious);
}
_cFrameVideoPrevious = cFrameVideo;
//_GlobalMeter.Stop();
//_nGlobalTexture += _GlobalMeter.ElapsedMilliseconds;
//if (_GlobalMeter.ElapsedMilliseconds < _nTextureMin) _nTextureMin = _GlobalMeter.ElapsedMilliseconds;
//if (_GlobalMeter.ElapsedMilliseconds > _nTextureMax) _nTextureMax = _GlobalMeter.ElapsedMilliseconds;
//if (_nGlobalIndex == 100)
//{
// (new Logger()).WriteNotice("!!!!!!!!!!! 100 TextureCreate = " + _nGlobalTexture / 100 + " ms (" + _nTextureMin + "," + _nTextureMax + ")]");
// _nGlobalIndex = -1;
// _nGlobalTexture = 0;
// _nTextureMin = long.MaxValue;
// _nTextureMax = 0;
//}
//_nGlobalIndex++;
}
AudioFrameGet();
break;
}
if (!nStarted && _cXNARender._aqDisplayQueue.Count > 0)
{
nStarted = true;
}
if (nStarted)
{
nLogCount++;
if (_cXNARender._aqDisplayQueue.Count < Preferences.nQueueDeviceLength / 2)
{
(new Logger()).WriteNotice("device queue is less than " + Preferences.nQueueDeviceLength / 2 + " (" + _cXNARender._aqDisplayQueue.Count + ") dev buffer:" + base._nBufferFrameCount + " internal buffer:(" + _aq__PROBA__AudioFrames.Count + ", " + _aq__PROBA__VideoFrames.Count + ")");
}
else if (nLogCount > 200)
{
nLogCount = 0;
(new Logger()).WriteNotice("device queue:(" + _cXNARender._aqDisplayQueue.Count + ") dev buffer:" + base._nBufferFrameCount + " internal buffer:(" + _aq__PROBA__AudioFrames.Count + ", " + _aq__PROBA__VideoFrames.Count + ")");
}
}
}
catch (Exception ex)
{
(new Logger()).WriteError(ex);
}
}
#endregion
return(true);
}
override protected Frame.Video FrameBufferPrepare()
{
Frame.Video cRetVal = new Frame.Video();
cRetVal.oFrameBytes = new byte[_stArea.nWidth * _stArea.nHeight * 4]; //UNDONE * 4 //1b
return(cRetVal);
}
protected Frame.Video VideoFrameGet()
{
Frame.Video cRetVal;
if (1 < _aq__PROBA__AudioFrames.Count - _aq__PROBA__VideoFrames.Count)
{
//_cFrameVideoLast.nReferences++;
//_aq__PROBA__VideoFrames.Enqueue(_cFrameVideoLast); //КАК Я И ГОВОРИЛ, БАГ ИМЕННО ИЗ-ЗА ЭТОЙ КОНСТРУКЦИИ =)) МЫ ОДИН И ТОТ ЖЕ НОРМАЛЬНЫЙ КАДР ХУЯЧИМ ДВА РАЗА ИЗ-ЗА ЭТОГО IF'А
if (250 < BalanceBeemTimeCounter)
{
ulong nID = _aq__PROBA__AudioFrames.Dequeue().nID;
(new Logger()).WriteWarning("BALANCE-BEEM. SYNC CORRECTED BY DROPPING __AUDIO__ FRAME! [audio_frame_id=" + nID + "][ticks=" + DateTime.Now.Ticks + "]");
}
else if (0 == BalanceBeemTimeCounter)
(new Logger()).WriteNotice("balance-beem started [ticks=" + DateTime.Now.Ticks + "]");
BalanceBeemTimeCounter++;
}
else if (0 < BalanceBeemTimeCounter)
{
BalanceBeemTimeCounter = 0;
(new Logger()).WriteNotice("balance-beem ended [ticks=" + DateTime.Now.Ticks + "]");
}
if (0 < _aq__PROBA__VideoFrames.Count)
{
cRetVal = _aq__PROBA__VideoFrames.Dequeue();
_cBugCatcherOnVideoFrameReturn.Enqueue(cRetVal, "first return:_aq__PROBA__VideoFrames:" + _aq__PROBA__VideoFrames.Count + ":_aq__PROBA__AudioFrames:" + _aq__PROBA__AudioFrames.Count); // bug
return cRetVal;
}
cRetVal = _cFrameVideoLast;
Frame cFrame = NextFrame();
_cBugCatcherOnFrameGet.Enqueue(cFrame, "video recieve:_aq__PROBA__VideoFrames:" + _aq__PROBA__VideoFrames.Count + ":_aq__PROBA__AudioFrames:" + _aq__PROBA__AudioFrames.Count);
if (null != cFrame)
{
if (null == cFrame.cVideo.oFrameBytes)
{
_cFrameVideoLast.nReferences++;
(new Logger()).WriteDebug2("BYTES FROM BTL IS NULL 2 - repeat the last [id=" + _cFrameVideoLast.nID + "][ref=" + _cFrameVideoLast.nReferences + "]");
}
else if (cFrame.cVideo.oFrameBytes is byte[] && 1 > cFrame.cVideo.aFrameBytes.Length)
cRetVal = _cFrameVideoLast = _cVideoFrameEmpty; //получили признак необходимости очистить экран
else
cRetVal = _cFrameVideoLast = cFrame.cVideo;
if (null != cFrame.cAudio && null != cFrame.cAudio.aFrameBytes)
_aq__PROBA__AudioFrames.Enqueue(cFrame.cAudio);
else
_aq__PROBA__AudioFrames.Enqueue(_cFrameAudioEmpty);
}
else
{
_cFrameVideoLast.nReferences++;
(new Logger()).WriteDebug2("FRAME FROM BTL IS NULL 2 - repeat the last [id=" + _cFrameVideoLast.nID + "][ref=" + _cFrameVideoLast.nReferences + "]");
_aq__PROBA__AudioFrames.Enqueue(_cFrameAudioEmpty);
}
_cBugCatcherOnVideoFrameReturn.Enqueue(cRetVal, "last return:_aq__PROBA__VideoFrames:" + _aq__PROBA__VideoFrames.Count + ":_aq__PROBA__AudioFrames:" + _aq__PROBA__AudioFrames.Count); // bug
return cRetVal;
}
protected Frame.Audio AudioFrameGet()
{
if (0 < _aq__PROBA__AudioFrames.Count)
return _aq__PROBA__AudioFrames.Dequeue();
Frame.Audio cRetVal = _cFrameAudioEmpty;
Frame cFrame = NextFrame();
_cBugCatcherOnFrameGet.Enqueue(cFrame, "audio recieve:_aq__PROBA__VideoFrames:" + _aq__PROBA__VideoFrames.Count + ":_aq__PROBA__AudioFrames:" + _aq__PROBA__AudioFrames.Count);
if (null != cFrame)
{
if (null == cFrame.cVideo.oFrameBytes)
{
_cFrameVideoLast.nReferences++;
(new Logger()).WriteDebug2("BYTES FROM BTL IS NULL 1 - repeat the last [id=" + _cFrameVideoLast.nID + "][ref=" + _cFrameVideoLast.nReferences + "]");
}
else if (cFrame.cVideo.oFrameBytes is byte[] && 1 > cFrame.cVideo.aFrameBytes.Length)
_cFrameVideoLast = _cVideoFrameEmpty; //получили признак необходимости очистить экран
else
_cFrameVideoLast = cFrame.cVideo;
_aq__PROBA__VideoFrames.Enqueue(_cFrameVideoLast);
if (null != cFrame.cAudio && null != cFrame.cAudio.aFrameBytes)
cRetVal = cFrame.cAudio;
else
(new Logger()).WriteNotice("Got null audio frame from BTL! [audio_frame_is_null = " + (cFrame.cAudio == null ? "true]" : "false][bytes_is_null = " + (cFrame.cAudio.aFrameBytes == null ? "true" : "false") + "]"));
}
else
{
_aq__PROBA__VideoFrames.Enqueue(_cFrameVideoLast);
_cFrameVideoLast.nReferences++;
// пока не разобрались с набегающим рассинхроном - теряем кадрик!
(new Logger()).WriteDebug2("FRAME FROM BTL IS NULL 1 - repeat the last [id=" + _cFrameVideoLast.nID + "][ref=" + _cFrameVideoLast.nReferences + "]");
}
// пока не разобрались с набегающим рассинхроном - теряем кадрик!
if (2 < _aq__PROBA__VideoFrames.Count)
{
if (250 < BalanceBeemTimeCounter)
{
Frame.Video cVF = _aq__PROBA__VideoFrames.Dequeue();
FrameBufferReleased(cVF); // возврат в конвейер
(new Logger()).WriteWarning("BALANCE-BEEM. SYNC CORRECTED BY DROPPING __VIDEO__ FRAME! [video_frame_id=" + cVF.nID + "][ticks=" + DateTime.Now.Ticks + "]");
}
else if (0 == BalanceBeemTimeCounter)
(new Logger()).WriteNotice("balance-beem started [ticks=" + DateTime.Now.Ticks + "]");
BalanceBeemTimeCounter++;
}
else if (0 < BalanceBeemTimeCounter)
{
BalanceBeemTimeCounter = 0;
(new Logger()).WriteNotice("balance-beem ended [ticks=" + DateTime.Now.Ticks + "]");
}
return cRetVal;
}
public BugCatcher(Frame.Video cEmpty)
{
Info cInfo = new Info { cFrame = new Frame() { cVideo = cEmpty }, sInfo = "empty frame" };
aLastNFrames.Add(cInfo);
aLastNFrames.Add(cInfo);
aLastNFrames.Add(cInfo);
aLastNFrames.Add(cInfo);
_cEmptyVideoFrame = cEmpty;
}
virtual public void TurnOn()
{
if (Preferences.bAudio)
{
_cFrameAudioEmpty = new Frame.Audio();
_cFrameAudioEmpty.aFrameBytes = new byte[Preferences.nAudioBytesPerFrame];
}
if (!Preferences.bDeviceInput)
{
_cVideoFrameEmpty = FrameBufferPrepare();
if (_cVideoFrameEmpty.oFrameBytes is IntPtr)
{
uint nBlack = 0x0;
for (int nIndx = 0; nIndx < _stArea.nWidth * _stArea.nHeight * 4; nIndx += 4)
Marshal.WriteInt32(_cVideoFrameEmpty.pFrameBytes, nIndx, (Int32)nBlack); //pixel format
}
_cFrameVideoLast = _cVideoFrameEmpty;
while (Preferences.nQueueBaetylusLength + 2 > _aFrames.Count)
AddNewFrameToConveyor("! from TurnOn !");
_cThread = new System.Threading.Thread(FrameScheduleWorker);
_cThread.Priority = System.Threading.ThreadPriority.Highest;
_cThread.Start();
_cBugCatcherOnFrameGet = new BugCatcher(_cVideoFrameEmpty); // bug
_cBugCatcherOnVideoFrameReturn = new BugCatcher(_cVideoFrameEmpty); // bug
_cBugCatcherOnVideoFramePrepare = new BugCatcher(_cVideoFrameEmpty); // bug
_cBugCatcherScheduleFrame = new BugCatcher(_cVideoFrameEmpty); // bug
//System.Threading.ThreadPool.QueueUserWorkItem(FrameScheduleWorker);
}
}
override protected Frame.Video FrameBufferPrepare()
{
IDeckLinkMutableVideoFrame cVideoFrame;
Frame.Video oRetVal = new Frame.Video();
IntPtr pBuffer;
(new Logger()).WriteNotice("!!!!!:" + stArea.nWidth + ":" + stArea.nHeight + ":" + stArea.nWidth * 4 + ":" + Preferences.ePixelFormat);
_iDLOutput.CreateVideoFrame(stArea.nWidth, stArea.nHeight, stArea.nWidth * 4, Preferences.ePixelFormat, _BMDFrameFlags.bmdFrameFlagDefault, out cVideoFrame);
_nFrameBufSize = stArea.nWidth * stArea.nHeight * 4;
cVideoFrame.GetBytes(out pBuffer);
if (IntPtr.Zero != pBuffer)
{
lock (_ahFramesBuffersBinds)
{
if (_ahFramesBuffersBinds.Values.Contains(cVideoFrame)) // проверить было ли вообще такое!!!!
(new Logger()).WriteError(new Exception("TRYING TO INSERT FRAME [type = IDeckLinkMutableVideoFrame] INTO _ahFramesBuffersBinds, THAT ALREADY EXISTS THERE!"));
_ahFramesBuffersBinds.Add(oRetVal, cVideoFrame);
}
oRetVal.oFrameBytes = pBuffer;
(new Logger()).WriteNotice("new decklink video frame was created. [count=" + _ahFramesBuffersBinds.Count + "]");
}
else
(new Logger()).WriteError(new Exception("CREATE VIDEOFRAME RETURNED NULL!"));
return oRetVal;
}
