private ICanvasImage ApplyFilterTemplate(ICanvasImage source)
{
if (_filter_index == 0) //无滤镜
{
return(source);
}
else if (_filter_index == 3) // 黑白
{
return(new GrayscaleEffect
{
Source = source
});
}
else if (_filter_index == 1) //反色
{
return(new InvertEffect
{
Source = source
});
}
else if (_filter_index == 2) //冷淡
{
var hueRotationEffect = new HueRotationEffect
{
Source = source,
Angle = 0.5f
};
return(hueRotationEffect);
}
else if (_filter_index == 4) //美食
{
var temperatureAndTintEffect = new TemperatureAndTintEffect
{
Source = source
};
temperatureAndTintEffect.Temperature = 0.6f;
temperatureAndTintEffect.Tint = 0.6f;
return(temperatureAndTintEffect);
}
else if (_filter_index == 5) //雕刻
{
var embossEffect = new EmbossEffect
{
Source = source
};
embossEffect.Amount = 5;
embossEffect.Angle = 0;
return(embossEffect);
}
else
{
return(source);
}
}
public void EmbossEffect2()
{
var src = GetSourceImage("input.png");
var effect = new EmbossEffect(45);
effect.Render(src);
Compare(src, "emboss2.png");
}
public ICanvasImage ApplyFilter(ICanvasImage source)
{
var embossEffect = new EmbossEffect
{
Source = source
};
embossEffect.Amount = 5;
embossEffect.Angle = 0;
return(embossEffect);
}
private void RenderEmbossEffect(Graphics gr, GraphicsPath path)
{
var e = new EmbossEffect()
{
};
var opactity = (byte)(255f * (float)nudOpacity.Value / 100f);
e.Color = lbColorPicker.BackColor;
e.ColorShadow = Color.Black;
e.Distance = (int)nudDistance.Value;
e.Render(gr, path);
}
async Task <Uri> Emboss()
{
using (var source = new StorageFileImageSource(imageStorageFile))
{
var inf = await source.GetInfoAsync();
using (var sharpnessEffect = new EmbossEffect(source)
{
Level = 0.5
})
{
LastEffect = sharpnessEffect;
return(await SaveToImage());
}
}
}
private ICanvasImage CreateEmboss()
{
textLabel = requiresWin10;
var embossEffect = new EmbossEffect
{
Source = bitmapTiger
};
// Animation rotates the emboss direction, and changes its amount.
animationFunction = elapsedTime =>
{
embossEffect.Amount = 2 + (float)Math.Sin(elapsedTime) * 2;
embossEffect.Angle = elapsedTime % ((float)Math.PI * 2);;
};
return(embossEffect);
}
private ICanvasImage ApplyFilterTemplate(ICanvasImage source)
{
if (_filter_index == 0) //无滤镜
{
return(source);
}
else if (_filter_index == 1) // 黑白
{
return(new GrayscaleEffect
{
Source = source
});
}
else if (_filter_index == 2) //反色
{
return(new InvertEffect
{
Source = source
});
}
else if (_filter_index == 3) //冷色
{
var hueRotationEffect = new HueRotationEffect
{
Source = source,
Angle = 0.5f
};
return(hueRotationEffect);
}
else if (_filter_index == 4) //美食
{
var temperatureAndTintEffect = new TemperatureAndTintEffect
{
Source = source
};
temperatureAndTintEffect.Temperature = 0.6f;
temperatureAndTintEffect.Tint = 0.6f;
return(temperatureAndTintEffect);
}
else if (_filter_index == 5) //冷绿
{
var temperatureAndTintEffect = new TemperatureAndTintEffect
{
Source = source
};
temperatureAndTintEffect.Temperature = -0.6f;
temperatureAndTintEffect.Tint = -0.6f;
return(temperatureAndTintEffect);
}
else if (_filter_index == 6) //梦幻
{
var vignetteEffect = new VignetteEffect
{
Source = source
};
vignetteEffect.Color = Color.FromArgb(255, 0xFF, 0xFF, 0xFF);
vignetteEffect.Amount = 0.6f;
return(vignetteEffect);
}
else if (_filter_index == 7) //浮雕
{
var embossEffect = new EmbossEffect
{
Source = source
};
embossEffect.Amount = 5;
embossEffect.Angle = 0;
return(embossEffect);
}
else if (_filter_index == 8) //怀旧
{
var sepiaEffect = new SepiaEffect
{
Source = source
};
sepiaEffect.Intensity = 1;
return(sepiaEffect);
}
else if (_filter_index == 9)//运动
{
var directEffect = new DirectionalBlurEffect
{
Source = source
};
directEffect.BlurAmount = 12;
directEffect.BorderMode = EffectBorderMode.Soft;
directEffect.Angle = 3.14F;
return(directEffect);
}
else
{
return(source);
}
}
private ICanvasImage ApplyFilter(ICanvasImage source)
{
if (filterIndex == 0) // NONE
{
return(source);
}
else if (filterIndex == 1)
{
return(new GrayscaleEffect
{
Source = source
});
}
else if (filterIndex == 2)
{
return(new InvertEffect
{
Source = source
});
}
else if (filterIndex == 3)
{
var hueRotationEffect = new HueRotationEffect
{
Source = source,
Angle = 0.5f
};
return(hueRotationEffect);
}
else if (filterIndex == 4)
{
var temperatureAndTintEffect = new TemperatureAndTintEffect
{
Source = source
};
temperatureAndTintEffect.Temperature = 0.6f;
temperatureAndTintEffect.Tint = 0.6f;
return(temperatureAndTintEffect);
}
else if (filterIndex == 5)
{
var temperatureAndTintEffect = new TemperatureAndTintEffect
{
Source = source
};
temperatureAndTintEffect.Temperature = -0.6f;
temperatureAndTintEffect.Tint = -0.6f;
return(temperatureAndTintEffect);
}
else if (filterIndex == 6)
{
var vignetteEffect = new VignetteEffect
{
Source = source
};
vignetteEffect.Color = Color.FromArgb(255, 0xFF, 0xFF, 0xFF);
vignetteEffect.Amount = 0.6f;
return(vignetteEffect);
}
else if (filterIndex == 7)
{
var embossEffect = new EmbossEffect
{
Source = source
};
embossEffect.Amount = 5;
embossEffect.Angle = 0;
return(embossEffect);
}
else if (filterIndex == 8)
{
var sepiaEffect = new SepiaEffect
{
Source = source
};
sepiaEffect.Intensity = 1;
return(sepiaEffect);
}
else // NONE
{
return(source);
}
}
