// NOTE: Bitmap objects does not support parallel read-outs blame Microsoft
/// <summary>
/// Initializes a new instance of the <see cref="cImage"/> class from a <see cref="BitmapSource"/> instance.
/// </summary>
/// <param name="bitmapSource">The bitmap.</param>
public static cImage FromBitmapSource(BitmapSource bitmapSource)
{
if (bitmapSource == null)
{
return(null);
}
var result = new cImage(bitmapSource.PixelWidth, bitmapSource.PixelHeight);
var finalSource = bitmapSource;
if (bitmapSource.Format != PixelFormats.Bgra32)
{
var formatedBitmapSource = new FormatConvertedBitmap();
formatedBitmapSource.BeginInit();
formatedBitmapSource.Source = bitmapSource;
formatedBitmapSource.DestinationFormat = PixelFormats.Bgra32;
formatedBitmapSource.EndInit();
finalSource = formatedBitmapSource;
}
var writeableBitmap = new WriteableBitmap(finalSource);
using (var data = writeableBitmap.LockData())
_CopyPixels(0, 0, result._width, result._height, data.Bitmap.BackBuffer, data.Bitmap.BackBufferStride, data.Bitmap.PixelWidth, data.Bitmap.PixelHeight, result._imageData, result._width, result._width, result._height);
return(result);
}
public cImage ApplyXbrz(int scale)
{
var result = new cImage(this.Width * scale, this.Height * scale);
switch (scale)
{
case 2:
libXBRz.ScaleImage(libXBRz.ScaleSize.TIMES2, this.GetImageData(), result.GetImageData(), Width, Height, 0, 0, Width, Height);
break;
case 3:
libXBRz.ScaleImage(libXBRz.ScaleSize.TIMES3, this.GetImageData(), result.GetImageData(), Width, Height, 0, 0, Width, Height);
break;
case 4:
libXBRz.ScaleImage(libXBRz.ScaleSize.TIMES4, this.GetImageData(), result.GetImageData(), Width, Height, 0, 0, Width, Height);
break;
case 5:
libXBRz.ScaleImage(libXBRz.ScaleSize.TIMES5, this.GetImageData(), result.GetImageData(), Width, Height, 0, 0, Width, Height);
break;
default:
break;
}
return(result);
}
// NOTE: Bitmap objects does not support parallel read-outs blame Microsoft
/// <summary>
/// Initializes a new instance of the <see cref="cImage"/> class from a <see cref="Bitmap"/> instance.
/// </summary>
/// <param name="bitmap">The bitmap.</param>
public static cImage FromBitmap(Bitmap bitmap) {
if (bitmap == null)
return (null);
var result = new cImage(bitmap.Width, bitmap.Height);
var height = result._height;
var width = result._width;
var bitmapData = bitmap.LockBits(
new Rectangle(0, 0, width, height),
ImageLockMode.ReadOnly,
PixelFormat.Format32bppArgb
);
var intFillX = bitmapData.Stride - bitmapData.Width * 4;
unsafe {
var ptrOffset = (byte*)bitmapData.Scan0.ToPointer();
for (var y = 0; y < height; y++) {
for (var x = 0; x < width; x++) {
result[x, y] = new sPixel(*(ptrOffset + 2), *(ptrOffset + 1), *(ptrOffset + 0), *(ptrOffset + 3));
ptrOffset += 4;
}
ptrOffset += intFillX;
}
}
bitmap.UnlockBits(bitmapData);
return (result);
}
// NOTE: Bitmap objects does not support parallel read-outs blame Microsoft
/// <summary>
/// Initializes a new instance of the <see cref="cImage"/> class from a <see cref="Bitmap"/> instance.
/// </summary>
/// <param name="bitmap">The bitmap.</param>
public static cImage FromBitmap(Bitmap bitmap)
{
if (bitmap == null)
{
return(null);
}
var result = new cImage(bitmap.Width, bitmap.Height);
var height = result._height;
var width = result._width;
var bitmapData = bitmap.LockBits(
new Rectangle(0, 0, width, height),
ImageLockMode.ReadOnly,
PixelFormat.Format32bppArgb
);
var intFillX = bitmapData.Stride - bitmapData.Width * 4;
unsafe {
var ptrOffset = (byte *)bitmapData.Scan0.ToPointer();
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
result[x, y] = new sPixel(*(ptrOffset + 2), *(ptrOffset + 1), *(ptrOffset + 0), *(ptrOffset + 3));
ptrOffset += 4;
}
ptrOffset += intFillX;
}
}
bitmap.UnlockBits(bitmapData);
return(result);
}
/// <summary>
/// Initializes a new instance of the <see cref="cImage"/> class from a given one.
/// </summary>
/// <param name="sourceImage">The source image.</param>
public cImage(cImage sourceImage)
: this(sourceImage == null ? 0 : sourceImage._width, sourceImage == null ? 0 : sourceImage._height)
{
if (sourceImage == null)
{
return;
}
for (long index = 0; index < sourceImage._imageData.LongLength; index++)
{
this._imageData[index] = sourceImage._imageData[index];
}
}
/// <summary>
/// Applies the XBR pixel scaler.
/// </summary>
/// <param name="type">The type of scaler to use.</param>
/// <param name="filterRegion">The filter region, if any.</param>
/// <returns>
/// The rescaled image.
/// </returns>
public cImage ApplyScaler(XbrzScalerType type, Rectangle? filterRegion = null) {
var info = GetPixelScalerInfo(type);
var scaleX = info.Item1;
var scaleY = info.Item2;
var scaler = info.Item3;
if (filterRegion == null)
filterRegion = new Rectangle(0, 0, this.Width, this.Height);
var result = new cImage(this.Width * scaleX, this.Height * scaleY);
// TODO: generic pixel loop
scaler(this.GetImageData(), result.GetImageData(), this.Width, this.Height, filterRegion.Value.Left, filterRegion.Value.Top, filterRegion.Value.Right, filterRegion.Value.Bottom);
return (result);
}
// NOTE: Bitmap objects does not support parallel read-outs blame Microsoft
/// <summary>
/// Initializes a new instance of the <see cref="cImage"/> class from a <see cref="Bitmap"/> instance.
/// </summary>
/// <param name="bitmap">The bitmap.</param>
public static cImage FromBitmap(Bitmap bitmap)
{
if (bitmap == null)
{
return(null);
}
var result = new cImage(bitmap.Width, bitmap.Height);
using (var data = bitmap.LockForRead()) {
var bitmapData = data.BitmapData;
_CopyPixels(0, 0, result._width, result._height, bitmapData.Scan0, bitmapData.Stride, bitmapData.Width, bitmapData.Height, result._imageData, result._width, result._width, result._height);
}
return(result);
}
/// <summary>
/// Applies the XBR pixel scaler.
/// </summary>
/// <param name="type">The type of scaler to use.</param>
/// <param name="filterRegion">The filter region, if any.</param>
/// <returns>
/// The rescaled image.
/// </returns>
public cImage ApplyScaler(XbrzScalerType type, Rectangle?filterRegion = null)
{
var info = GetPixelScalerInfo(type);
var scaleX = info.Item1;
var scaleY = info.Item2;
var scaler = info.Item3;
if (filterRegion == null)
{
filterRegion = new Rectangle(0, 0, this.Width, this.Height);
}
var result = new cImage(this.Width * scaleX, this.Height * scaleY);
// TODO: generic pixel loop
scaler(this.GetImageData(), result.GetImageData(), this.Width, this.Height, filterRegion.Value.Left, filterRegion.Value.Top, filterRegion.Value.Right, filterRegion.Value.Bottom);
return(result);
}
private void button1_Click(object sender, EventArgs e)
{
var Item = (TextureElement)TextureList.SelectedItem;
var InBitmap = (Bitmap)TextureView.Image;
Bitmap OutBitmap;
if (false)
{
var OutImage = new cImage(InBitmap.Width * 2, InBitmap.Height * 2);
libXBR.Xbr2X(cImage.FromBitmap(InBitmap), 0, 0, OutImage, 0, 0, true);
OutBitmap = OutImage.ToBitmap();
}
else
{
OutBitmap = (new Engine(new ColorAlphaLerp(), new ColorAlphaThreshold(32, 32, 32, 32))).Process(InBitmap);
}
Item.TextureOpengl.SetData(OutBitmap.GetChannelsDataInterleaved(BitmapChannelList.RGBA).CastToStructArray<OutputPixel>(), OutBitmap.Width, OutBitmap.Height);
UpdateTexture();
TextureList.Focus();
}
/// <summary>
/// Initializes a new instance of the <see cref="cImage"/> class by filtering a given one.
/// </summary>
/// <param name="sourceImage">The source image.</param>
/// <param name="filterFunction">The filter.</param>
public cImage(cImage sourceImage, Func <sPixel, sPixel> filterFunction)
: this(sourceImage?._width ?? 0, sourceImage?._height ?? 0)
{
if (sourceImage == null)
{
return;
}
var width = sourceImage._width;
Parallel.ForEach(Partitioner.Create(0, this._height), () => 0, (range, _, threadStorage) => {
for (var y = range.Item2; y > range.Item1;)
{
--y;
for (var x = width; x > 0;)
{
--x;
this[x, y] = filterFunction(sourceImage[x, y]);
}
}
return(threadStorage);
}, _ => {
});
}
/// <summary>
/// Initializes a new greyscale instance of the <see cref="cImage"/> class by filtering a given one.
/// </summary>
/// <param name="sourceImage">The source image.</param>
/// <param name="colorFilter">The greyscale filter.</param>
public cImage(cImage sourceImage, Func <sPixel, byte> colorFilter)
: this(sourceImage == null ? 0 : sourceImage._width, sourceImage == null ? 0 : sourceImage._height)
{
if (sourceImage == null)
{
return;
}
var width = sourceImage._width;
Parallel.ForEach(Partitioner.Create(0, this._height), () => 0, (range, _, threadStorage) => {
for (var y = range.Item2; y > range.Item1;)
{
--y;
for (var x = width; x > 0;)
{
--x;
this[x, y] = sPixel.FromGrey(colorFilter(sourceImage[x, y]));
}
}
return(threadStorage);
}, _ => {
});
}
private cImage _RunLoop(Rectangle? filterRegion, byte scaleX, byte scaleY, Action<PixelWorker<sPixel>> scaler) {
var startX = filterRegion == null ? 0 : Math.Max(0, filterRegion.Value.Left);
var startY = filterRegion == null ? 0 : Math.Max(0, filterRegion.Value.Top);
var endX = filterRegion == null ? this.Width : Math.Min(this.Width, filterRegion.Value.Right);
var endY = filterRegion == null ? this.Height : Math.Min(this.Height, filterRegion.Value.Bottom);
var width = endX - startX;
var result = new cImage(width * scaleX, (endY - startY) * scaleY);
Parallel.ForEach(
Partitioner.Create(startY, endY),
() => 0,
(range, _, threadStorage) => {
var threadSrcMinY = range.Item1;
var threadSrcMaxY = range.Item2;
var targetY = (threadSrcMinY - startY) * scaleY;
for (var sourceY = threadSrcMinY; sourceY < threadSrcMaxY;++sourceY) {
var worker=new PixelWorker<sPixel>(
this.GetImageData(),
startX,
sourceY,
this._width,
this._height,
this._horizontalOutOfBoundsHandler,
this._verticalOutOfBoundsHandler,
result.GetImageData(),
0,
targetY,
result._width
);
var xRange=width;
while(xRange>=64){
xRange-=64;
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
}
for (; xRange>0;--xRange) {
scaler(worker);
worker.IncrementX(scaleX);
}
targetY += scaleY;
}
return (threadStorage);
},
_ => { }
);
return(result);
}
public cImage Apply(cImage source) {
return (this._planeExtractionFunction(source));
}
public cImage Apply(cImage source, int width, int height) {
Contract.Requires(source != null);
return (source.ApplyScaler(this._type, width, height));
}
public override cImage Apply(cImage source) {
Contract.Requires(source != null);
return (source.ApplyScaler(this._type));
}
/// <summary>
/// Filters the image.
/// </summary>
/// <param name="source">The source.</param>
/// <param name="method">The method.</param>
/// <param name="targetWidth">Width of the target.</param>
/// <param name="targetHeight">Height of the target.</param>
/// <param name="horizontalBh">The horizontal bounds handling.</param>
/// <param name="verticalBh">The vertical bounds handling.</param>
/// <param name="useThresholds">if set to <c>true</c> [use thresholds].</param>
/// <param name="useCenteredGrid">if set to <c>true</c> [use centered grid].</param>
/// <param name="repetitionCount">The repetition count.</param>
/// <param name="radius">The radius.</param>
/// <returns></returns>
internal static cImage FilterImage(cImage source, IImageManipulator method, ushort targetWidth, ushort targetHeight, OutOfBoundsMode horizontalBh, OutOfBoundsMode verticalBh, bool useThresholds, bool useCenteredGrid, byte repetitionCount, float radius) {
Contract.Requires(source != null);
sPixel.AllowThresholds = useThresholds;
source.HorizontalOutOfBoundsMode = horizontalBh;
source.VerticalOutOfBoundsMode = verticalBh;
cImage result = null;
var scaler = method as AScaler;
var interpolator = method as Interpolator;
var planeExtractor = method as PlaneExtractor;
var resampler = method as Resampler;
var radiusResampler = method as RadiusResampler;
if (scaler != null) {
result = source;
for (var i = 0; i < repetitionCount; i++)
result = scaler.Apply(result);
} else if (interpolator != null)
if (targetWidth <= 0 || targetHeight <= 0)
MessageBox.Show(Resources.txNeedWidthAndHeightAboveZero, Resources.ttNeedWidthAndHeightAboveZero, MessageBoxButtons.OK, MessageBoxIcon.Stop);
else
result = interpolator.Apply(source, targetWidth, targetHeight);
else if (planeExtractor != null)
result = planeExtractor.Apply(source);
else if (resampler != null)
if (targetWidth <= 0 || targetHeight <= 0)
MessageBox.Show(Resources.txNeedWidthAndHeightAboveZero, Resources.ttNeedWidthAndHeightAboveZero, MessageBoxButtons.OK, MessageBoxIcon.Stop);
else
result = resampler.Apply(source, targetWidth, targetHeight, useCenteredGrid);
else if (radiusResampler != null)
if (targetWidth <= 0 || targetHeight <= 0)
MessageBox.Show(Resources.txNeedWidthAndHeightAboveZero, Resources.ttNeedWidthAndHeightAboveZero, MessageBoxButtons.OK, MessageBoxIcon.Stop);
else
result = radiusResampler.Apply(source, targetWidth, targetHeight, radius, useCenteredGrid);
return (result);
}
private cImage _RunLoop(Rectangle?filterRegion, byte scaleX, byte scaleY, Action <PixelWorker <sPixel> > scaler)
{
var startX = filterRegion == null ? 0 : Math.Max(0, filterRegion.Value.Left);
var startY = filterRegion == null ? 0 : Math.Max(0, filterRegion.Value.Top);
var endX = filterRegion == null ? this.Width : Math.Min(this.Width, filterRegion.Value.Right);
var endY = filterRegion == null ? this.Height : Math.Min(this.Height, filterRegion.Value.Bottom);
var width = endX - startX;
var result = new cImage(width * scaleX, (endY - startY) * scaleY);
Parallel.ForEach(
Partitioner.Create(startY, endY),
() => 0,
(range, _, threadStorage) => {
var threadSrcMinY = range.Item1;
var threadSrcMaxY = range.Item2;
var targetY = (threadSrcMinY - startY) * scaleY;
for (var sourceY = threadSrcMinY; sourceY < threadSrcMaxY; ++sourceY)
{
var worker = new PixelWorker <sPixel>(
i => this.GetImageData()[i],
startX,
sourceY,
this._width,
this._height,
this._width,
this._horizontalOutOfBoundsHandler,
this._verticalOutOfBoundsHandler,
(i, c) => result.GetImageData()[i] = c,
0,
targetY,
result._width
);
var xRange = width;
while (xRange >= 64)
{
xRange -= 64;
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
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worker.IncrementX(scaleX);
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worker.IncrementX(scaleX);
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worker.IncrementX(scaleX);
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worker.IncrementX(scaleX);
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worker.IncrementX(scaleX);
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worker.IncrementX(scaleX);
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worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
scaler(worker);
worker.IncrementX(scaleX);
}
for (; xRange > 0; --xRange)
{
scaler(worker);
worker.IncrementX(scaleX);
}
targetY += scaleY;
}
return(threadStorage);
},
_ => { }
);
return(result);
}
/// <summary>
/// Initializes a new instance of the <see cref="cImage"/> class from a given one.
/// </summary>
/// <param name="sourceImage">The source image.</param>
public cImage(cImage sourceImage)
: this(sourceImage == null ? 0 : sourceImage._width, sourceImage == null ? 0 : sourceImage._height) {
if (sourceImage == null)
return;
for (long index = 0; index < sourceImage._imageData.LongLength; index++)
this._imageData[index] = sourceImage._imageData[index];
}
/// <summary>
/// Initializes a new greyscale instance of the <see cref="cImage"/> class by filtering a given one.
/// </summary>
/// <param name="sourceImage">The source image.</param>
/// <param name="colorFilter">The greyscale filter.</param>
public cImage(cImage sourceImage, Func<sPixel, byte> colorFilter)
: this(sourceImage == null ? 0 : sourceImage._width, sourceImage == null ? 0 : sourceImage._height) {
if (sourceImage == null)
return;
var width = sourceImage._width;
Parallel.ForEach(Partitioner.Create(0, this._height), () => 0, (range, _, threadStorage) => {
for (var y = range.Item2; y > range.Item1; ) {
--y;
for (var x = width; x > 0; ) {
--x;
this[x, y] = sPixel.FromGrey(colorFilter(sourceImage[x, y]));
}
}
return (threadStorage);
}, _ => {
});
}
/// <summary>
/// Initializes a new instance of the <see cref="cImage"/> class by filtering a given one.
/// </summary>
/// <param name="sourceImage">The source image.</param>
/// <param name="filterFunction">The filter.</param>
public cImage(cImage sourceImage, Func<sPixel, sPixel> filterFunction)
: this(sourceImage == null ? 0 : sourceImage._width, sourceImage == null ? 0 : sourceImage._height)
{
if (sourceImage == null)
return;
var width = sourceImage._width;
#if !NET35
Parallel.ForEach(Partitioner.Create(0, this._height), () => 0, (range, _, threadStorage) => {
for (var y = range.Item2; y > range.Item1; ) {
--y;
for (var x = width; x > 0; ) {
--x;
this[x, y] = filterFunction(sourceImage[x, y]);
}
}
return (threadStorage);
}, _ => {
});
#else
for (var y = this._height; y > 0; ) {
--y;
for (var x = width; x > 0; ) {
--x;
this[x, y] = filterFunction(sourceImage[x, y]);
}
}
#endif
}
public cImage Apply(cImage source, int width, int height, float radius, bool useCenteredGrid) {
Contract.Requires(source != null);
return (source.ApplyScaler(this._type, width, height, radius, useCenteredGrid));
}
public abstract cImage Apply(cImage source);
public override cImage Apply(cImage source) {
Contract.Requires(source != null);
return (source.ApplyScaler(this._type, this._allowAlphaBlending));
}
