diff --git a/.github/workflows/push-master.yml b/.github/workflows/push-master.yml
index 647e5f99..6b2b9fcf 100644
--- a/.github/workflows/push-master.yml
+++ b/.github/workflows/push-master.yml
@@ -134,6 +134,11 @@ jobs:
         run: |
           choco install --no-progress python nsis openssl directx-sdk -y
 
+      - name: Install libjpeg-turbo
+        run: |
+          Invoke-WebRequest https://netcologne.dl.sourceforge.net/project/libjpeg-turbo/2.0.6/libjpeg-turbo-2.0.6-vc64.exe -OutFile libjpeg-turbo.exe
+          .\libjpeg-turbo /S
+
       - name: Set up x64 build architecture environment
         shell: cmd
         run: call "${{env.VCINSTALLDIR}}\Auxiliary\Build\vcvars64.bat"
diff --git a/.vscode/launch.json b/.vscode/launch.json
index ad6f92cc..36fde755 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -8,7 +8,7 @@
       "name": "(Linux) hyperiond",
       "type": "cppdbg",
       "request": "launch",
-      "program": "${workspaceFolder}/build/bin/hyperiond",
+      "program": "${command:cmake.launchTargetDirectory}/hyperiond",
       "args": ["-d"],
       "stopAtEntry": false,
       "cwd": "${workspaceFolder}",
@@ -27,7 +27,7 @@
       "name": "(Windows) hyperiond",
       "type": "cppvsdbg",
       "request": "launch",
-      "program": "${workspaceFolder}/build/bin/Debug/hyperiond.exe",
+      "program": "${command:cmake.launchTargetDirectory}/hyperiond",
       "args": ["-d"],
       "stopAtEntry": false,
       "cwd": "${workspaceFolder}",
diff --git a/include/grabber/MFThread.h b/include/grabber/MFThread.h
index 1faaefb0..04281554 100644
--- a/include/grabber/MFThread.h
+++ b/include/grabber/MFThread.h
@@ -46,8 +46,7 @@ private:
 
 #ifdef HAVE_TURBO_JPEG
 	tjhandle 	_decompress;
-	int _scalingFactorsCount = 0;
-	tjscalingfactor* _scalingFactors = nullptr;
+	tjscalingfactor* _scalingFactors;
 #endif
 
 	static volatile bool _isActive;
@@ -57,6 +56,7 @@ private:
 	PixelFormat          _pixelFormat;
 	uint8_t*             _localData;
 	int                  _localDataSize;
+	int                  _scalingFactorsCount;
 	int                  _size;
 	int                  _width;
 	int                  _height;
@@ -78,16 +78,7 @@ class MFThreadManager : public QObject
 public:
 	MFThreadManager() : _threads(nullptr)
 	{
-		int select = QThread::idealThreadCount();
-
-		if (select >= 2 && select <= 3)
-			select = 2;
-		else if (select > 3 && select <= 5)
-			select = 3;
-		else if (select > 5)
-			select = 4;
-
-		_maxThreads = qMax(select, 1);
+		_maxThreads = qBound(1, ((QThread::idealThreadCount() * 3) / 2), 12);
 	}
 
 	~MFThreadManager()
@@ -100,6 +91,7 @@ public:
 					_threads[i]->deleteLater();
 					_threads[i] = nullptr;
 				}
+
 			delete[] _threads;
 			_threads = nullptr;
 		}
diff --git a/include/utils/ImageResampler.h b/include/utils/ImageResampler.h
index 62adb2b9..7aba7a40 100644
--- a/include/utils/ImageResampler.h
+++ b/include/utils/ImageResampler.h
@@ -9,12 +9,13 @@ class ImageResampler
 {
 public:
 	ImageResampler();
-	~ImageResampler();
+	~ImageResampler() {}
 
-	void setHorizontalPixelDecimation(int decimator);
-	void setVerticalPixelDecimation(int decimator);
+	void setHorizontalPixelDecimation(int decimator) { _horizontalDecimation = decimator; }
+	void setVerticalPixelDecimation(int decimator) { _verticalDecimation = decimator; }
 	void setCropping(int cropLeft, int cropRight, int cropTop, int cropBottom);
-	void setVideoMode(VideoMode mode);
+	void setVideoMode(VideoMode mode) { _videoMode = mode; }
+	void setFlipMode(FlipMode mode) { _flipMode = mode; }
 	void processImage(const uint8_t * data, int width, int height, int lineLength, PixelFormat pixelFormat, Image<ColorRgb> & outputImage) const;
 
 private:
@@ -25,5 +26,6 @@ private:
 	int _cropTop;
 	int _cropBottom;
 	VideoMode _videoMode;
+	FlipMode _flipMode;
 };
 
diff --git a/include/utils/PixelFormat.h b/include/utils/PixelFormat.h
index c9b911c2..7bd2769d 100644
--- a/include/utils/PixelFormat.h
+++ b/include/utils/PixelFormat.h
@@ -12,6 +12,8 @@ enum class PixelFormat {
 	BGR24,
 	RGB32,
 	BGR32,
+	NV12,
+	I420,
 #ifdef HAVE_JPEG_DECODER
 	MJPEG,
 #endif
@@ -47,6 +49,14 @@ inline PixelFormat parsePixelFormat(const QString& pixelFormat)
 	{
 		return PixelFormat::BGR32;
 	}
+	else if (format.compare("i420")  == 0)
+	{
+		return PixelFormat::I420;
+	}
+	else if (format.compare("nv12") == 0)
+	{
+		return PixelFormat::NV12;
+	}
 #ifdef HAVE_JPEG_DECODER
 	else if (format.compare("mjpeg")  == 0)
 	{
@@ -63,35 +73,97 @@ inline QString pixelFormatToString(const PixelFormat& pixelFormat)
 
 	if ( pixelFormat == PixelFormat::YUYV)
 	{
-		return "yuyv";
+		return "YUYV";
 	}
 	else if (pixelFormat == PixelFormat::UYVY)
 	{
-		return "uyvy";
+		return "UYVY";
 	}
 	else if (pixelFormat == PixelFormat::BGR16)
 	{
-		return "bgr16";
+		return "BGR16";
 	}
 	else if (pixelFormat == PixelFormat::BGR24)
 	{
-		return "bgr24";
+		return "BGR24";
 	}
 	else if (pixelFormat == PixelFormat::RGB32)
 	{
-		return "rgb32";
+		return "RGB32";
 	}
 	else if (pixelFormat == PixelFormat::BGR32)
 	{
-		return "bgr32";
+		return "BGR32";
+	}
+	else if (pixelFormat == PixelFormat::I420)
+	{
+		return "I420";
+	}
+	else if (pixelFormat == PixelFormat::NV12)
+	{
+		return "NV12";
 	}
 #ifdef HAVE_JPEG_DECODER
 	else if (pixelFormat == PixelFormat::MJPEG)
 	{
-		return "mjpeg";
+		return "MJPEG";
 	}
 #endif
 
 	// return the default NO_CHANGE
 	return "NO_CHANGE";
 }
+
+/**
+ * Enumeration of the possible flip modes
+ */
+
+enum class FlipMode
+{
+	HORIZONTAL = 1,
+	VERTICAL = 2,
+	BOTH = HORIZONTAL | VERTICAL,
+	NO_CHANGE = 4
+};
+
+inline FlipMode parseFlipMode(const QString& flipMode)
+{
+	// convert to lower case
+	QString mode = flipMode.toLower();
+
+	if (flipMode.compare("horizontal") == 0)
+	{
+		return FlipMode::HORIZONTAL;
+	}
+	else if (flipMode.compare("vertical")  == 0)
+	{
+		return FlipMode::VERTICAL;
+	}
+	else if (flipMode.compare("both")  == 0)
+	{
+		return FlipMode::BOTH;
+	}
+
+	// return the default NO_CHANGE
+	return FlipMode::NO_CHANGE;
+}
+
+inline QString flipModeToString(const FlipMode& flipMode)
+{
+
+	if ( flipMode == FlipMode::HORIZONTAL)
+	{
+		return "horizontal";
+	}
+	else if (flipMode == FlipMode::VERTICAL)
+	{
+		return "vertical";
+	}
+	else if (flipMode == FlipMode::BOTH)
+	{
+		return "both";
+	}
+
+	// return the default NO_CHANGE
+	return "NO_CHANGE";
+}
diff --git a/libsrc/grabber/mediafoundation/MFGrabber.cpp b/libsrc/grabber/mediafoundation/MFGrabber.cpp
index 62633330..b749fbd7 100644
--- a/libsrc/grabber/mediafoundation/MFGrabber.cpp
+++ b/libsrc/grabber/mediafoundation/MFGrabber.cpp
@@ -4,9 +4,12 @@
 static PixelFormat GetPixelFormatForGuid(const GUID guid)
 {
 	if (IsEqualGUID(guid, MFVideoFormat_RGB32)) return PixelFormat::RGB32;
+	if (IsEqualGUID(guid, MFVideoFormat_RGB24)) return PixelFormat::BGR24;
 	if (IsEqualGUID(guid, MFVideoFormat_YUY2)) return PixelFormat::YUYV;
 	if (IsEqualGUID(guid, MFVideoFormat_UYVY)) return PixelFormat::UYVY;
 	if (IsEqualGUID(guid, MFVideoFormat_MJPG)) return  PixelFormat::MJPEG;
+	if (IsEqualGUID(guid, MFVideoFormat_NV12)) return  PixelFormat::NV12;
+	if (IsEqualGUID(guid, MFVideoFormat_I420)) return  PixelFormat::I420;
 	return PixelFormat::NO_CHANGE;
 };
 
@@ -40,7 +43,7 @@ MFGrabber::MFGrabber(const QString & device, unsigned width, unsigned height, un
 	setInput(input);
 	setWidthHeight(width, height);
 	setFramerate(fps);
-	// setDeviceVideoStandard(device, videoStandard);
+	// setDeviceVideoStandard(device, videoStandard); // TODO
 
 	CoInitializeEx(0, COINIT_MULTITHREADED);
 	_hr = MFStartup(MF_VERSION, MFSTARTUP_NOSOCKET);
@@ -134,7 +137,7 @@ bool MFGrabber::init()
 					continue;
 			}
 
-			if (strict)
+			if (strict && (val.fps <= 60 || _fps != 15))
 				foundIndex = i;
 		}
 
@@ -394,16 +397,32 @@ bool MFGrabber::init_device(QString deviceName, DevicePropertiesItem props)
 			}
 			break;
 
-			case PixelFormat::RGB32:
+			case PixelFormat::BGR24:
+			case PixelFormat::MJPEG:
 			{
-				_frameByteSize = props.x * props.y * 4;
+				_frameByteSize = props.x * props.y * 3;
 				_lineLength = props.x * 3;
 			}
 			break;
 
-			case PixelFormat::MJPEG:
+			case PixelFormat::RGB32:
 			{
-				_lineLength = props.x * 3;
+				_frameByteSize = props.x * props.y * 4;
+				_lineLength = props.x * 4;
+			}
+			break;
+
+			case PixelFormat::NV12:
+			{
+				_frameByteSize = (6 * props.x * props.y) / 4;
+				_lineLength = props.x;
+			}
+			break;
+
+			case PixelFormat::I420:
+			{
+				_frameByteSize = (6 * props.x * props.y) / 4;
+				_lineLength = props.x;
 			}
 			break;
 		}
@@ -499,6 +518,8 @@ void MFGrabber::enumVideoCaptureDevices()
 												di.pf = pixelformat;
 												di.guid = format;
 												properties.valid.append(di);
+
+												Debug(_log,  "%s %d x %d @ %d fps (%s)", QSTRING_CSTR(dev), di.x, di.y, di.fps, QSTRING_CSTR(pixelFormatToString(di.pf)));
 											}
 										}
 
diff --git a/libsrc/grabber/mediafoundation/MFSourceReaderCB.h b/libsrc/grabber/mediafoundation/MFSourceReaderCB.h
index 5ff330b6..e15ff81c 100644
--- a/libsrc/grabber/mediafoundation/MFSourceReaderCB.h
+++ b/libsrc/grabber/mediafoundation/MFSourceReaderCB.h
@@ -74,7 +74,6 @@ public:
 				hrStatus = pSample->ConvertToContiguousBuffer(&buffer);
 				if (SUCCEEDED(hrStatus))
 				{
-
 					BYTE* data = nullptr;
 					DWORD maxLength = 0, currentLength = 0;
 
@@ -89,11 +88,11 @@ public:
 					else
 						error = QString("buffer->Lock failed => %1").arg(hrStatus);
 
-					SAFE_RELEASE(buffer);
 				}
 				else
 					error = QString("pSample->ConvertToContiguousBuffer failed => %1").arg(hrStatus);
 
+				SAFE_RELEASE(buffer);
 			}
 			else
 				error = "pSample is NULL";
diff --git a/libsrc/grabber/mediafoundation/MFThread.cpp b/libsrc/grabber/mediafoundation/MFThread.cpp
index dba7da6b..6d817476 100644
--- a/libsrc/grabber/mediafoundation/MFThread.cpp
+++ b/libsrc/grabber/mediafoundation/MFThread.cpp
@@ -3,13 +3,15 @@
 
 volatile bool MFThread::_isActive = false;
 
-MFThread::MFThread():
-		_localData(nullptr),
-		_localDataSize(0),
-		_decompress(nullptr),
-		_isBusy(false),
-		_semaphore(1),
-		_imageResampler()
+MFThread::MFThread()
+	: _localData(nullptr)
+	, _localDataSize(0)
+	, _decompress(nullptr)
+	, _scalingFactorsCount(0)
+	, _scalingFactors(nullptr)
+	, _isBusy(false)
+	, _semaphore(1)
+	, _imageResampler()
 {
 }
 
@@ -50,6 +52,7 @@ void MFThread::setup(
 	_imageResampler.setCropping(cropLeft, cropRight, cropTop, cropBottom);
 	_imageResampler.setHorizontalPixelDecimation(_pixelDecimation);
 	_imageResampler.setVerticalPixelDecimation(_pixelDecimation);
+	_imageResampler.setFlipMode(FlipMode::HORIZONTAL);
 
 	if (size > _localDataSize)
 	{
@@ -110,6 +113,7 @@ void MFThread::processImageMjpeg()
 	{
 		_decompress = tjInitDecompress();
 		_scalingFactors = tjGetScalingFactors (&_scalingFactorsCount);
+		tjhandle handle=NULL;
 	}
 
 	if (tjDecompressHeader2(_decompress, _localData, _size, &_width, &_height, &_subsamp) != 0)
@@ -167,6 +171,8 @@ void MFThread::processImageMjpeg()
 			unsigned char* source = (unsigned char*)srcImage.memptr() + (y + _cropTop)*srcImage.width()*3 + _cropLeft*3;
 			unsigned char* dest = (unsigned char*)destImage.memptr() + y*destImage.width()*3;
 			memcpy(dest, source, destImage.width()*3);
+			free(source);
+			free(dest);
 		}
 
     	// emit
diff --git a/libsrc/utils/ImageResampler.cpp b/libsrc/utils/ImageResampler.cpp
index faa5f575..1d0002fc 100644
--- a/libsrc/utils/ImageResampler.cpp
+++ b/libsrc/utils/ImageResampler.cpp
@@ -10,23 +10,10 @@ ImageResampler::ImageResampler()
 	, _cropTop(0)
 	, _cropBottom(0)
 	, _videoMode(VideoMode::VIDEO_2D)
+	, _flipMode(FlipMode::NO_CHANGE)
 {
 }
 
-ImageResampler::~ImageResampler()
-{
-}
-
-void ImageResampler::setHorizontalPixelDecimation(int decimator)
-{
-	_horizontalDecimation = decimator;
-}
-
-void ImageResampler::setVerticalPixelDecimation(int decimator)
-{
-	_verticalDecimation = decimator;
-}
-
 void ImageResampler::setCropping(int cropLeft, int cropRight, int cropTop, int cropBottom)
 {
 	_cropLeft   = cropLeft;
@@ -35,15 +22,12 @@ void ImageResampler::setCropping(int cropLeft, int cropRight, int cropTop, int c
 	_cropBottom = cropBottom;
 }
 
-void ImageResampler::setVideoMode(VideoMode mode)
-{
-	_videoMode = mode;
-}
-
 void ImageResampler::processImage(const uint8_t * data, int width, int height, int lineLength, PixelFormat pixelFormat, Image<ColorRgb> &outputImage) const
 {
 	int cropRight  = _cropRight;
 	int cropBottom = _cropBottom;
+	int xDestFlip = 0, yDestFlip = 0;
+	int uOffset, vOffset;
 
 	// handle 3D mode
 	switch (_videoMode)
@@ -67,11 +51,40 @@ void ImageResampler::processImage(const uint8_t * data, int width, int height, i
 	for (int yDest = 0, ySource = _cropTop + (_verticalDecimation >> 1); yDest < outputHeight; ySource += _verticalDecimation, ++yDest)
 	{
 		int yOffset = lineLength * ySource;
+		if (pixelFormat == PixelFormat::NV12)
+		{
+			uOffset = (height + ySource / 2) * lineLength;
+		}
+		else if (pixelFormat == PixelFormat::I420)
+		{
+			uOffset = height * lineLength + ((ySource * lineLength) / 4);
+			vOffset = ((5 * height * lineLength) * 4) + ((ySource * lineLength) / 4);
+		}
 
 		for (int xDest = 0, xSource = _cropLeft + (_horizontalDecimation >> 1); xDest < outputWidth; xSource += _horizontalDecimation, ++xDest)
 		{
-			ColorRgb & rgb = outputImage(xDest, yDest);
+			switch (_flipMode)
+			{
+				case FlipMode::HORIZONTAL:
 
+					xDestFlip = xDest;
+					yDestFlip = outputHeight-yDest-1;
+					break;
+				case FlipMode::VERTICAL:
+					xDestFlip = outputWidth-xDest-1;
+					yDestFlip = yDest;
+					break;
+				case FlipMode::BOTH:
+					xDestFlip = outputWidth-xDest-1;
+					yDestFlip = outputHeight-yDest-1;
+					break;
+				case FlipMode::NO_CHANGE:
+					xDestFlip = xDest;
+					yDestFlip = yDest;
+					break;
+			}
+
+			ColorRgb &rgb = outputImage(xDestFlip, yDestFlip);
 			switch (pixelFormat)
 			{
 				case PixelFormat::UYVY:
@@ -124,6 +137,25 @@ void ImageResampler::processImage(const uint8_t * data, int width, int height, i
 					rgb.red   = data[index+2];
 				}
 				break;
+				case PixelFormat::NV12:
+				{
+					int index = yOffset + xSource;
+					uint8_t y = data[index];
+					uint8_t u = data[uOffset + ((xSource >> 1) << 1)];
+					uint8_t v = data[uOffset + ((xSource >> 1) << 1) + 1];
+					ColorSys::yuv2rgb(y, u, v, rgb.red, rgb.green, rgb.blue);
+				}
+				break;
+				case PixelFormat::I420:
+				{
+					int index = yOffset + xSource;
+					uint8_t y = data[index];
+					uint8_t u = data[uOffset + (xSource >> 1)];
+					uint8_t v = data[vOffset + (xSource >> 1)];
+					ColorSys::yuv2rgb(y, u, v, rgb.red, rgb.green, rgb.blue);
+					break;
+				}
+				break;
 #ifdef HAVE_JPEG_DECODER
 				case PixelFormat::MJPEG:
 				break;