private void CropButton_Click(object sender, EventArgs e)
{
GeneralTransform transform = Crop.TransformToVisual(Image);
var topLeftWindowsPoint = transform.Transform(new Point(0, 0));
topLeftWindowsPoint.X /= _scale;
topLeftWindowsPoint.Y /= _scale;
var bottomRightWindowsPoint = transform.Transform(new Point(Crop.Width, Crop.Height));
bottomRightWindowsPoint.X /= _scale;
bottomRightWindowsPoint.Y /= _scale;
var topLeftFoundationPoint = new Windows.Foundation.Point(Math.Round(topLeftWindowsPoint.X), Math.Round(topLeftWindowsPoint.Y));
var bottomRightFoundationPoint = new Windows.Foundation.Point(Math.Round(bottomRightWindowsPoint.X), Math.Round(bottomRightWindowsPoint.Y));
var reframingFilter = new ReframingFilter()
{
ReframingArea = new Windows.Foundation.Rect(topLeftFoundationPoint, bottomRightFoundationPoint)
};
var filterEffect = new FilterEffect(_source)
{
Filters = new List <IFilter>()
{
reframingFilter
}
};
var renderer = new JpegRenderer(filterEffect)
{
OutputOption = OutputOption.PreserveAspectRatio,
Quality = 1.0,
Size = new Windows.Foundation.Size(bottomRightFoundationPoint.X - topLeftFoundationPoint.X, bottomRightFoundationPoint.Y - topLeftFoundationPoint.Y)
};
IBuffer buffer = null;
Task.Run(async() => { buffer = await renderer.RenderAsync(); }).Wait();
PhotoModel.Singleton.FromNewImage(buffer.AsStream(), PhotoOrigin.Reframe);
NavigationService.GoBack();
}
private void EndSession()
{
if (_renderer != null)
{
_renderer.Dispose();
_renderer = null;
}
if (_filterEffect != null)
{
_filterEffect.Dispose();
_filterEffect = null;
}
if (_source != null)
{
_source.Dispose();
_source = null;
}
_reframingFilter = null;
_info = null;
}
private void BeginSession(Stream image)
{
System.Diagnostics.Debug.WriteLine("Begin session");
// Initialize session with image
using (var memoryStream = new MemoryStream())
{
image.Position = 0;
image.CopyTo(memoryStream);
try
{
// Some streams do not support flushing
image.Flush();
}
catch (Exception)
{
}
memoryStream.Position = 0;
// Initialize image source
_source = new StreamImageSource(memoryStream);
// Get image info
Task.Run(async() => { _info = await _source.GetInfoAsync(); }).Wait();
// Create crop filter effect
_reframingFilter = new ReframingFilter();
_filterEffect = new FilterEffect(_source)
{
Filters = new List <IFilter>()
{
_reframingFilter
}
};
// Create renderer
_renderer = new WriteableBitmapRenderer(_filterEffect, _highResolutionCropBitmap);
}
// Set _lowResolutionBitmap decoding to a quite low resolution and initialize it with image
if (_info.ImageSize.Width >= _info.ImageSize.Height)
{
_lowResolutionBitmap.DecodePixelWidth = 1536;
_lowResolutionBitmap.DecodePixelHeight = 0;
}
else
{
_lowResolutionBitmap.DecodePixelWidth = 0;
_lowResolutionBitmap.DecodePixelHeight = 1536;
}
image.Position = 0;
_lowResolutionBitmap.SetSource(image);
// Set LowResolutionCropBrush scaling so that it matches with the pixel perfect HighResolutionCropImage renderings
var screenScaleFactor = App.Current.Host.Content.ScaleFactor / 100.0;
var lowResolutionToHighResolutionCropScale = _info.ImageSize.Width / _lowResolutionBitmap.PixelWidth / screenScaleFactor * DIGITAL_MAGNIFICATION;
_lowResolutionBrushTransform.ScaleX = lowResolutionToHighResolutionCropScale;
_lowResolutionBrushTransform.ScaleY = lowResolutionToHighResolutionCropScale;
// Show photo information in InformationTextBlock
SetupInformationPanel();
}
private void CropButton_Click(object sender, EventArgs e)
{
GeneralTransform transform = Crop.TransformToVisual(Image);
var topLeftWindowsPoint = transform.Transform(new Point(0, 0));
topLeftWindowsPoint.X /= _scale;
topLeftWindowsPoint.Y /= _scale;
var bottomRightWindowsPoint = transform.Transform(new Point(Crop.Width, Crop.Height));
bottomRightWindowsPoint.X /= _scale;
bottomRightWindowsPoint.Y /= _scale;
var topLeftFoundationPoint = new Windows.Foundation.Point(Math.Round(topLeftWindowsPoint.X), Math.Round(topLeftWindowsPoint.Y));
var bottomRightFoundationPoint = new Windows.Foundation.Point(Math.Round(bottomRightWindowsPoint.X), Math.Round(bottomRightWindowsPoint.Y));
var reframingFilter = new ReframingFilter()
{
ReframingArea = new Windows.Foundation.Rect(topLeftFoundationPoint, bottomRightFoundationPoint)
};
var filterEffect = new FilterEffect(_source)
{
Filters = new List<IFilter>() { reframingFilter }
};
var renderer = new JpegRenderer(filterEffect)
{
OutputOption = OutputOption.PreserveAspectRatio,
Quality = 1.0,
Size = new Windows.Foundation.Size(bottomRightFoundationPoint.X - topLeftFoundationPoint.X, bottomRightFoundationPoint.Y - topLeftFoundationPoint.Y)
};
IBuffer buffer = null;
Task.Run(async () => { buffer = await renderer.RenderAsync(); }).Wait();
PhotoModel.Singleton.FromNewCrop(buffer.AsStream());
NavigationService.GoBack();
}
async void setInput(Stream s)
{
//Dispose old session ressources.
if (source != null)
{
source.Dispose(); source = null;
filter.Dispose(); filter = null;
reframing = null;
rendererLR.Dispose(); rendererLR = null;
rendererHR.Dispose(); rendererHR = null;
}
//reset stream position
s.Seek(0, SeekOrigin.Begin);
MemoryStream mstream = new MemoryStream();
s.CopyTo(mstream);
var tmpsource = new BufferImageSource(mstream.GetBuffer().AsBuffer());
// var tmpsource = new StreamImageSource(s);
{
var info = await tmpsource.GetInfoAsync();
filter = new FilterEffect(tmpsource);
reframing = new ReframingFilter();
filter.Filters = new IFilter[] { reframing };
rendererLR = new WriteableBitmapRenderer(filter, outputBitmapLRTmp);
rendererHR = new WriteableBitmapRenderer(filter, outputBitmapHRTmp);
inputSize = new Size() { Width = info.ImageSize.Width, Height = info.ImageSize.Height };
currentPos = new Point(info.ImageSize.Width / 2, info.ImageSize.Height / 2);
if (info.ImageSize.Width > info.ImageSize.Height)
{
currentScale = output.Height / info.ImageSize.Height;
}
else
{
currentScale = output.Width / info.ImageSize.Width;
}
currentAngle = 0.0;
saveLastPossaveLastPositionData();
GC.Collect();
}
source = tmpsource;
requestProcessing();
}
public void Dispose()
{
if (source != null)
{
source.Dispose(); source = null;
filter.Dispose(); filter = null;
reframing = null;
rendererLR.Dispose(); rendererLR = null;
rendererHR.Dispose(); rendererHR = null;
}
outputBitmapLRTmp = null;
outputBitmapLR = null;
outputBitmapHRTmp = null;
outputBitmapHR = null;
if (output != null)
{
output.ManipulationStarted -= ManipulationStarted;
output.ManipulationDelta -= ManipulationDelta;
output.ManipulationCompleted -= ManipulationCompleted;
}
output = null;
}
private void EndSession()
{
if (_renderer != null)
{
_renderer.Dispose();
_renderer = null;
}
if (_filterEffect != null)
{
_filterEffect.Dispose();
_filterEffect = null;
}
if (_source != null)
{
_source.Dispose();
_source = null;
}
_reframingFilter = null;
_info = null;
}
private void BeginSession(Stream image)
{
System.Diagnostics.Debug.WriteLine("Begin session");
// Initialize session with image
using (var memoryStream = new MemoryStream())
{
image.Position = 0;
image.CopyTo(memoryStream);
try
{
// Some streams do not support flushing
image.Flush();
}
catch (Exception)
{
}
memoryStream.Position = 0;
// Initialize image source
_source = new StreamImageSource(memoryStream);
// Get image info
Task.Run(async () => { _info = await _source.GetInfoAsync(); }).Wait();
// Create crop filter effect
_reframingFilter = new ReframingFilter();
_filterEffect = new FilterEffect(_source)
{
Filters = new List<IFilter>() { _reframingFilter }
};
// Create renderer
_renderer = new WriteableBitmapRenderer(_filterEffect, _highResolutionCropBitmap);
}
// Set _lowResolutionBitmap decoding to a quite low resolution and initialize it with image
if (_info.ImageSize.Width >= _info.ImageSize.Height)
{
_lowResolutionBitmap.DecodePixelWidth = 1536;
_lowResolutionBitmap.DecodePixelHeight = 0;
}
else
{
_lowResolutionBitmap.DecodePixelWidth = 0;
_lowResolutionBitmap.DecodePixelHeight = 1536;
}
image.Position = 0;
_lowResolutionBitmap.SetSource(image);
// Set LowResolutionCropBrush scaling so that it matches with the pixel perfect HighResolutionCropImage renderings
var screenScaleFactor = App.Current.Host.Content.ScaleFactor / 100.0;
var lowResolutionToHighResolutionCropScale = _info.ImageSize.Width / _lowResolutionBitmap.PixelWidth / screenScaleFactor * DIGITAL_MAGNIFICATION;
_lowResolutionBrushTransform.ScaleX = lowResolutionToHighResolutionCropScale;
_lowResolutionBrushTransform.ScaleY = lowResolutionToHighResolutionCropScale;
// Show photo information in InformationTextBlock
SetupInformationPanel();
}
public void Initialize()
{
var filters = new List<IFilter>();
var nameFormat = "{0}/" + m_EffectCount + " - {1}";
App.AssignedColorCache = new Dictionary<uint, uint>(); // Reset
switch (m_EffectIndex)
{
case 0:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "NoEffect");
m_CustomEffect = new NoEffect(m_StreamImageSource);
}
break;
case 1:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in BrightnessFilter >>> +0.50");
filters.Add(new BrightnessFilter(0.50));
}
break;
case 2:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom BrightnessEffect >>> +0.50");
m_CustomEffect = new BrightnessEffect(m_StreamImageSource, 0.50);
}
break;
case 3:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in BrightnessFilter >>> -0.50");
filters.Add(new BrightnessFilter(-0.50));
}
break;
case 4:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom BrightnessEffect >>> -0.50");
m_CustomEffect = new BrightnessEffect(m_StreamImageSource, -0.50);
}
break;
case 5:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in ColorAdjustFilter >>> Red at -1.0");
filters.Add(new ColorAdjustFilter(-1.0, 0, 0));
}
break;
case 6:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom ColorAdjustEffect >>> Red at -1.0");
m_CustomEffect = new ColorAdjustEffect(m_StreamImageSource, -1.0, 0, 0);
}
break;
case 7:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in ColorAdjustFilter >>> Red at +1.0");
filters.Add(new ColorAdjustFilter(1.0, 0, 0));
}
break;
case 8:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom ColorAdjustEffect >>> Red at +1.0");
m_CustomEffect = new ColorAdjustEffect(m_StreamImageSource, 1.0, 0, 0);
}
break;
case 9:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in ColorAdjustFilter >>> Green at -1.0");
filters.Add(new ColorAdjustFilter(0, -1.0, 0));
}
break;
case 10:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom ColorAdjustEffect >>> Green at -1.0");
m_CustomEffect = new ColorAdjustEffect(m_StreamImageSource, 0, -1.0, 0);
}
break;
case 11:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in ColorAdjustFilter >>> Green at +1.0");
filters.Add(new ColorAdjustFilter(0, 1.0, 0));
}
break;
case 12:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom ColorAdjustEffect >>> Green at +1.0");
m_CustomEffect = new ColorAdjustEffect(m_StreamImageSource, 0, 1.0, 0);
}
break;
case 13:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in ColorAdjustFilter >>> Blue at -1.0");
filters.Add(new ColorAdjustFilter(0, 0, -1.0));
}
break;
case 14:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom ColorAdjustEffect >>> Blue at -1.0");
m_CustomEffect = new ColorAdjustEffect(m_StreamImageSource, 0, 0, -1.0);
}
break;
case 15:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in ColorAdjustFilter >>> Blue at +1.0");
filters.Add(new ColorAdjustFilter(0, 0, 1.0));
}
break;
case 16:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom ColorAdjustEffect >>> Blue at +1.0");
m_CustomEffect = new ColorAdjustEffect(m_StreamImageSource, 0, 0, 1.0);
}
break;
case 17:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in MirrorFilter");
filters.Add(new MirrorFilter());
}
break;
case 18:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom MirrorEffect >>> Horizontal");
m_CustomEffect = new MirrorEffect(m_StreamImageSource, MirrorEffect.MirrorType.Horizontal);
}
break;
case 19:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in MirrorFilter and RotateFilter");
filters.Add(new RotationFilter(270));
filters.Add(new MirrorFilter());
filters.Add(new RotationFilter(90));
}
break;
case 20:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom MirrorEffect >>> Vertical");
m_CustomEffect = new MirrorEffect(m_StreamImageSource, MirrorEffect.MirrorType.Vertical);
}
break;
case 21:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in GrayscaleFilter");
filters.Add(new GrayscaleFilter());
}
break;
case 22:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom GrayscaleEffect");
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource);
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.2126, 0.7152, 0.0722); // Defined Algo 1 - Default
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.212671, 0.71516, 0.072169); // CIE Y Algo
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.500, 0.419, 0.081); // R-Y Algo
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.299, 0.587, 0.114); // Defined Algo 2
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.241, 0.691, 0.068, true); // Defined Algo 3
//Experiments:
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.3333, 0.3333, 0.3333);
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.3990, 0.3870, 0.2140);
m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.3126, 0.5152, 0.0722); // very close to SDK
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.2276, 0.7152, 0.0822);
//m_CustomEffect = new GrayscaleEffect(m_StreamImageSource, 0.2526, 0.6652, 0.0822);
}
break;
case 23:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in GrayscaleNegativeFilter");
filters.Add(new GrayscaleNegativeFilter());
}
break;
case 24:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom GrayscaleNegativeEffect");
m_CustomEffect = new GrayscaleNegativeEffect(m_StreamImageSource);
}
break;
case 25:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in NegativeFilter");
filters.Add(new NegativeFilter());
}
break;
case 26:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom NegativeEffect");
m_CustomEffect = new NegativeEffect(m_StreamImageSource);
}
break;
case 27:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "PixelationEffect - Scale: 5");
m_CustomEffect = new PixelationEffect(m_StreamImageSource, 5);
}
break;
case 28:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "PixelationEffect - Scale: 15");
m_CustomEffect = new PixelationEffect(m_StreamImageSource, 15);
}
break;
case 29:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "PixelationEffect - Scale: 35");
m_CustomEffect = new PixelationEffect(m_StreamImageSource, 35);
}
break;
case 30:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "PsychedelicEffect - Factor: 25 with WarpEffect.Twister - 0.50");
IImageProvider imageEffect = new FilterEffect(m_StreamImageSource)
{
Filters = new List<IFilter>() { new WarpFilter(WarpEffect.Twister, 0.50) }
};
m_CustomEffect = new PsychedelicEffect(imageEffect, 25);
}
break;
case 31:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "PsychedelicEffect - Factor: 50 with WarpEffect.Twister - 0.50");
IImageProvider imageEffect = new FilterEffect(m_StreamImageSource)
{
Filters = new List<IFilter>() { new WarpFilter(WarpEffect.Twister, 0.50) }
};
m_CustomEffect = new PsychedelicEffect(imageEffect, 50);
}
break;
case 32:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "SkipPixelEffect - RowSkip: 3 | ColumnSkip: 3");
m_CustomEffect = new SkipPixelEffect(m_StreamImageSource, 3, 3);
}
break;
case 33:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "SkipPixelEffect - RowSkip: 8 | ColumnSkip: 8");
m_CustomEffect = new SkipPixelEffect(m_StreamImageSource, 8, 8);
}
break;
case 34:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "SkipPixelEffect - RowSkip: 13 | ColumnSkip: 13");
m_CustomEffect = new SkipPixelEffect(m_StreamImageSource, 13, 13);
}
break;
case 35:
{
//// Dismal performance without Cache
//EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "QuantizeColorEffect without Cache - 16 color");
//Dictionary<uint, Color> assignedColorCache = null;
//m_CustomEffect = new QuantizeColorEffect(m_StreamImageSource, ref assignedColorCache,
// null, QuantizeColorEffect.ColorPalette.Color16);
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Inbuilt CartoonFilter");
filters.Add(new CartoonFilter());
}
break;
case 36:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "QuantizeColorEffect with Cache - Half of Web Safe Colors");
m_CustomEffect = new QuantizeColorEffect(m_StreamImageSource, ref App.AssignedColorCache,
null, QuantizeColorEffect.ColorPalette.WebSafeHalf);
}
break;
case 37:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "QuantizeColorEffect with Cache - Web Safe Colors");
m_CustomEffect = new QuantizeColorEffect(m_StreamImageSource, ref App.AssignedColorCache,
null, QuantizeColorEffect.ColorPalette.WebSafe);
}
break;
case 38:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "QuantizeColorEffect with Cache - X11 Colors");
m_CustomEffect = new QuantizeColorEffect(m_StreamImageSource, ref App.AssignedColorCache,
null, QuantizeColorEffect.ColorPalette.X11);
}
break;
case 39:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "QuantizeColorEffect with Cache - 16 Colors");
m_CustomEffect = new QuantizeColorEffect(m_StreamImageSource, ref App.AssignedColorCache,
null, QuantizeColorEffect.ColorPalette.Color16);
}
break;
case 40:
{
List<uint> targetColors = new List<uint>();
targetColors.Add(0xff000000 | (0 << 16) | (0 << 8) | 0); // Black
targetColors.Add(0xff000000 | (0 << 16) | (0 << 8) | 128); // Low Blue (Navy)
targetColors.Add(0xff000000 | (0 << 16) | (128 << 8) | 0); // Low Green (Green)
targetColors.Add(0xff000000 | (0 << 16) | (128 << 128) | 0); // Low Cyan (Teal)
targetColors.Add(0xff000000 | (128 << 16) | (0 << 8) | 0); // Low Red (Maroon)
targetColors.Add(0xff000000 | (175 << 16) | (238 << 8) | 238); // PaleTurquoise
targetColors.Add(0xff000000 | (255 << 16) | (69 << 8) | 0); // OrangeRed
targetColors.Add(0xff000000 | (255 << 16) | (99 << 8) | 71); // Tomato
targetColors.Add(0xff000000 | (255 << 16) | (0 << 8) | 255); // High Magenta (Fuchsia)
targetColors.Add(0xff000000 | (255 << 16) | (165 << 8) | 0); // Orange
targetColors.Add(0xff000000 | (255 << 16) | (255 << 8) | 0); // Yellow
targetColors.Add(0xff000000 | (47 << 16) | (79 << 8) | 79); // DarkSlateGray
targetColors.Add(0xff000000 | (255 << 16) | (255 << 8) | 255); // White
targetColors.Add(0xff000000 | (250 << 16) | (250 << 8) | 210); // LightGoldenrodYellow
targetColors.Add(0xff000000 | (176 << 16) | (196 << 8) | 222); // LightSteelBlue
targetColors.Add(0xff000000 | (255 << 16) | (255 << 8) | 240); // Ivory
targetColors.Add(0xff000000 | (255 << 16) | (245 << 8) | 238); // Seashell
targetColors.Add(0xff000000 | (245 << 16) | (245 << 8) | 220); // Beige
targetColors.Add(0xff000000 | (70 << 16) | (130 << 8) | 180); // SteelBlue
targetColors.Add(0xff000000 | (250 << 16) | (235 << 8) | 215); // AntiqueWhite
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "QuantizeColorEffect with Cache - Custom Colors");
m_CustomEffect = new QuantizeColorEffect(m_StreamImageSource, ref App.AssignedColorCache, targetColors);
}
break;
case 41:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Built-in SepiaFilter");
filters.Add(new SepiaFilter());
}
break;
case 42:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom SepiaEffect - 0.42 (default)");
m_CustomEffect = new SepiaEffect(m_StreamImageSource, 0.42);
}
break;
case 43:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom SepiaEffect - 0.32");
m_CustomEffect = new SepiaEffect(m_StreamImageSource, 0.32);
}
break;
case 44:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom SepiaEffect - 0.62");
m_CustomEffect = new SepiaEffect(m_StreamImageSource, 0.62);
}
break;
case 45:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom CannyEdgeDetection");
m_CustomEffect = new CannyEdgeDetection(m_StreamImageSource);
}
break;
case 46:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom OtsuThresholdEffect");
m_CustomEffect = new OtsuThresholdEffect(m_StreamImageSource);
}
break;
case 47:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom SobelEdgeDetection");
m_CustomEffect = new SobelEdgeDetection(m_StreamImageSource);
}
break;
case 48:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom BlobCounter");
var sobelDetection = new OtsuThresholdEffect(m_StreamImageSource);
m_CustomEffect = new BlobCounter(sobelDetection)
{
HasPreview = true,
ObjectsOrder = NISDKExtendedEffects.Entities.ObjectsOrder.Area
};
}
break;
case 49:
{
EffectName = String.Format(nameFormat, (m_EffectIndex + 1), "Custom QuadTransformation");
NISDKExtendedEffects.Entities.EdgePoints points = new NISDKExtendedEffects.Entities.EdgePoints()
{
TopLeft = new System.Windows.Point(120, 50),
TopRight = new System.Windows.Point(550, 0),
BottomLeft = new System.Windows.Point(100, 440),
BottomRight = new System.Windows.Point(450, 300)
};
//NISDKExtendedEffects.Entities.EdgePoints points = new NISDKExtendedEffects.Entities.EdgePoints()
//{
// TopLeft = new System.Windows.Point(20, 20),
// TopRight = new System.Windows.Point(150, 0),
// BottomLeft = new System.Windows.Point(50, 100),
// BottomRight = new System.Windows.Point(125, 125)
//};
//NISDKExtendedEffects.Entities.EdgePoints points = new NISDKExtendedEffects.Entities.EdgePoints()
//{
// TopLeft = new System.Windows.Point(50, 25),
// TopRight = new System.Windows.Point(625, 35),
// BottomLeft = new System.Windows.Point(25, 475),
// BottomRight = new System.Windows.Point(640, 480)
//};
var estimatedSize = points.EstimatedRectangleSize();
var customEffect = new QuadTransformation(m_StreamImageSource, estimatedSize, NISDKExtendedEffects.Entities.QuadDirection.QuadToRect, points);
var reframingFilter = new ReframingFilter(new Windows.Foundation.Rect(0, 0, estimatedSize.Width, estimatedSize.Height), 0);
m_FilterEffect = new FilterEffect(customEffect)
{
Filters = new IFilter[] { reframingFilter }
};
m_CustomEffect = new NoEffect(m_FilterEffect);
//QuadTransformation doesn't change to image size, it fills black rest of the image.
//Because of that, after it is processed ReframingFilter must be applied.
//filters.Add(new ReframingFilter(new Windows.Foundation.Rect(0, 0, estimatedSize.Width, estimatedSize.Height), 0));
}
break;
}
if (filters.Count > 0)
{
m_FilterEffect = new FilterEffect(m_StreamImageSource)
{
Filters = filters
};
m_CustomEffect = new NoEffect(m_FilterEffect);
}
}
private async void ApplicationBarIconButton_All(object sender, EventArgs e)
{
sFace.Position = 0;
sBackground.Position = 0;
IBuffer result;
using (var faceSource = new StreamImageSource(sFace))
using (var faceReframing = new FilterEffect(faceSource))
using (var source = new StreamImageSource(sBackground))
using (var effect = new FilterEffect(source))
using (var renderer = new JpegRenderer(effect))
{
var size = gestureBackground.ImageSize;
var Facesize = gestureFace.ImageSize;
//target scale
var scale = gestureFace.Scale / gestureBackground.Scale;
//target angle
var angle = gestureFace.Angle - gestureBackground.Angle;
//translation between image center and background position
var backgroundTranslation = new Point(size.Width / 2 - gestureBackground.Pos.X, size.Height / 2 - gestureBackground.Pos.Y);
//convert translation to Face referential translation
CompositeTransform gestureTransform = new CompositeTransform();
gestureTransform.ScaleX = gestureTransform.ScaleY = scale;
gestureTransform.Rotation = angle;
var translation = gestureTransform.Inverse.Transform(backgroundTranslation);
//target position
var posX = gestureFace.Pos.X + translation.X;
var posY = gestureFace.Pos.Y + translation.Y;
var currentSize = new Windows.Foundation.Size(size.Width / scale, size.Height / scale);
var corner = new Windows.Foundation.Point(posX - currentSize.Width / 2, posY - currentSize.Height / 2);
var reframing = new ReframingFilter(new Windows.Foundation.Rect(corner, currentSize), -angle);
//face reframing => blend input
faceReframing.Filters = new IFilter[] { reframing };
effect.Filters = new IFilter[] { new BlendFilter(faceReframing) };//
result = await renderer.RenderAsync();
}
using (var media = new MediaLibrary())
media.SavePictureToCameraRoll("test", result.ToArray());
}
