/// <summary>
/// Makes all values absolute
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image</param>
public void Abs(ClooCommandQueue queue, ClooImage2DFloatRgbA image)
{
Abs(queue, image, image);
}
/// <summary>
/// Create histogram
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="histogram">byte buffer (256 bytes)</param>
/// <param name="startX">start from X coordinate</param>
/// <param name="startY">start from Y coordinate</param>
/// <param name="width">width</param>
/// <param name="height">height</param>
public void Histogram256(ClooCommandQueue queue, ClooImage2DByteA source, ClooBuffer<uint> histogram,
int startX = 0, int startY = 0, int width = 0, int height = 0)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (histogram == null) throw new ArgumentNullException("histogram");
if (histogram.Size < 256) throw new ArgumentException("Buffer size for histogram must be at least 256 bytes", "histogram");
if (width == 0) width = source.Width - startX;
if (height == 0) height = source.Height - startY;
if (width < 0) throw new ArgumentOutOfRangeException("width");
if (height < 0) throw new ArgumentOutOfRangeException("height");
KernelCoreUIntSetValue.SetArguments(histogram, (uint)0);
queue.Execute(KernelCoreUIntSetValue, null, new long[] { 256 }, null, null);
KernelImageByteHistogram256.SetArguments(source, histogram, (uint)startX, (uint)startY);
queue.Execute(KernelImageByteHistogram256, null, new long[] { width, height }, null, null);
histogram.Modified = true;
}
/// <summary>
/// Sets a constant value to all cells in an image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="value">value to set</param>
public void SetValue(ClooCommandQueue queue, ClooImage2DUIntA image, uint value)
{
if (queue == null) throw new ArgumentNullException("queue");
if (image == null) throw new ArgumentNullException("dest");
KernelImageUIntSetValueA.SetArguments(image, value);
queue.Execute(KernelImageUIntSetValueA, null, new long[] { image.Width, image.Height }, null, null);
image.Modified = true;
}
/// <summary>
/// Denormalize float image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
public void Denormalize(ClooCommandQueue queue, ClooImage2DFloatRgbA image)
{
Denormalize(queue, image, image);
}
/// <summary>
/// Extracts a channel of an RGB image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
/// <param name="offset">offset (0..3)</param>
public void ExtractChannel(ClooCommandQueue queue, ClooImage2DByteRgbA source, ClooImage2DByteA dest, byte offset)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if (offset > 3) throw new ArgumentOutOfRangeException("offset", String.Format("offset must be between 0..3 but was {0}", offset));
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the source image (" + source.Width + "x" + source.Height + ")");
KernelImageByteExtractChannel.SetArguments(source, dest, offset);
queue.Execute(KernelImageByteExtractChannel, null, new long[] { source.Width, source.Height }, null, null);
dest.Modified = true;
}
/// <summary>
/// Convert gray byte image to RGB byte image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
public void ByteAToByteRgbA(ClooCommandQueue queue, ClooImage2DByteA source, ClooImage2DByteRgbA dest)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the source image (" + source.Width + "x" + source.Height + ")");
KernelImageByteAToByteRgbA.SetArguments(source, dest);
queue.Execute(KernelImageByteAToByteRgbA, null, new long[] { source.Width, source.Height }, null, null);
dest.Modified = true;
}
/// <summary>
/// Clamps minimum and maximum value
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="minValue">minimum value</param>
/// <param name="maxValue">maximum value</param>
public void Clamp(ClooCommandQueue queue, ClooImage2DFloatRgbA image, float minValue, float maxValue)
{
Clamp(queue, image, image, minValue, maxValue);
}
/// <summary>
/// Normalize float image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
public void Normalize(ClooCommandQueue queue, ClooImage2DFloatA image)
{
Normalize(queue, image, image);
}
/// <summary>
/// RGB to HSL image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
public void RgbToHsl(ClooCommandQueue queue, ClooImage2DFloatRgbA source, ClooImage2DFloatRgbA dest)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the source image (" + source.Width + "x" + source.Height + ")");
if (source.Normalized)
{
// use normalized kernel
KernelImageFloatRgbToHslNorm.SetArguments(source, dest);
queue.Execute(KernelImageFloatRgbToHslNorm, null, new long[] { source.Width, source.Height }, null, null);
}
else
{
// use normal kernel
KernelImageFloatRgbToHsl.SetArguments(source, dest);
queue.Execute(KernelImageFloatRgbToHsl, null, new long[] { source.Width, source.Height }, null, null);
}
dest.Modified = true;
dest.Normalized = source.Normalized;
}
/// <summary>
/// Convert an float image to a squared integral image
/// </summary>
/// <remarks>
/// We skip the last line to keep the original size (better performance)
/// </remarks>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
public void IntegralSquare(ClooCommandQueue queue, ClooImage2DByteA source, ClooImage2DUIntA dest)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the source image width and height but is only " + source.Width + "x" + source.Height);
// execute step 1
SetValue(queue, dest, 0);
KernelImageUIntIntegralSquareStep1.SetArguments(source, dest);
queue.Execute(KernelImageUIntIntegralSquareStep1, null, new long[] { source.Height - 1 }, null, null);
dest.Modified = true;
// execute step 2
KernelImageUIntIntegralSquare.SetArguments(dest, dest, source.Height);
queue.Execute(KernelImageUIntIntegralSquare, null, new long[] { source.Width - 1 }, null, null);
dest.Modified = true;
}
/// <summary>
/// Multiplies a constant value to all float values in an image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="factor">factor to multiply</param>
public void MultiplyValue(ClooCommandQueue queue, ClooImage2DFloatRgbA image, float factor)
{
MultiplyValue(queue, image, image, factor);
}
/// <summary>
/// Convert an float image to an integral image
/// </summary>
/// <remarks>
/// We skip the last line to keep the original size (better performance)
/// </remarks>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
public void Integral(ClooCommandQueue queue, ClooImage2DFloatA source, ClooImage2DFloatA dest)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if (source == dest) throw new ArgumentNullException("Source image and destination image must not be the same instance");
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the source image width and height but is only " + source.Width + "x" + source.Height);
// execute step 1
SetValue(queue, dest, 0);
KernelImageFloatIntegralStep1.SetArguments(source, dest);
queue.Execute(KernelImageFloatIntegralStep1, null, new long[] { source.Height - 1 }, null, null);
dest.Modified = true;
// execute step 2
KernelImageFloatIntegral.SetArguments(dest, dest, source.Height);
queue.Execute(KernelImageFloatIntegral, null, new long[] { source.Width - 1 }, null, null);
dest.Modified = true;
dest.Normalized = false;
}
/// <summary>
/// Create color histogram with N bins
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="histogram">uint buffer (must be at least bins^3 in length)</param>
/// <param name="bins">number of bins</param>
/// <param name="startX">start from X coordinate</param>
/// <param name="startY">start from Y coordinate</param>
/// <param name="width">width</param>
/// <param name="height">height</param>
public void HistogramN(ClooCommandQueue queue, ClooImage2DByteRgbA source, ClooBuffer<uint> histogram,
byte bins, int startX = 0, int startY = 0, int width = 0, int height = 0)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (histogram == null) throw new ArgumentNullException("histogram");
if (bins < 2) throw new ArgumentException("bins must be at least 2", "bins");
int length = bins * bins * bins;
if (histogram.Count < length) throw new ArgumentException("Buffer length for histogram must be at least " + length, "histogram");
if (width == 0) width = source.Width - startX;
if (height == 0) height = source.Height - startY;
if (width < 0) throw new ArgumentOutOfRangeException("width");
if (height < 0) throw new ArgumentOutOfRangeException("height");
KernelCoreUIntSetValue.SetArguments(histogram, (uint)0);
queue.Execute(KernelCoreUIntSetValue, null, new long[] { 256 }, null, null);
KernelImageByteRgbHistogramN.SetArguments(source, histogram, bins, (uint)startX, (uint)startY);
queue.Execute(KernelImageByteRgbHistogramN, null, new long[] { width, height }, null, null);
histogram.Modified = true;
}
/// <summary>
/// Create histogram backprojection for RGB float image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination (for propability map)</param>
/// <param name="srcHistogram">source histogram uint buffer (must be at least bins^3 in length)</param>
/// <param name="frameHistogram">frame histogram uint buffer (must be at least bins^3 in length)</param>
/// <param name="bins">number of bins</param>
/// <param name="startX">start from X coordinate</param>
/// <param name="startY">start from Y coordinate</param>
/// <param name="width">width</param>
/// <param name="height">height</param>
public void HistogramBackprojection(ClooCommandQueue queue, ClooImage2DByteRgbA source, ClooImage2DFloatRgbA dest,
ClooBuffer<uint> srcHistogram, ClooBuffer<uint> frameHistogram, byte bins, int startX = 0, int startY = 0,
int width = 0, int height = 0)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if (srcHistogram == null) throw new ArgumentNullException("srcHistogram");
if (frameHistogram == null) throw new ArgumentNullException("frameHistogram");
if (bins < 2) throw new ArgumentException("bins must be at least 2", "bins");
int length = bins * bins * bins;
if (srcHistogram.Count < length) throw new ArgumentException("Buffer length for histogram must be at least " + length, "srcHistogram");
if (frameHistogram.Count < length) throw new ArgumentException("Buffer length for histogram must be at least " + length, "frameHistogram");
if (width == 0) width = source.Width - startX;
if (height == 0) height = source.Height - startY;
if (width < 0) throw new ArgumentOutOfRangeException("width");
if (height < 0) throw new ArgumentOutOfRangeException("height");
KernelImageByteRgbHistogramFloatBP.SetArguments(source, dest, srcHistogram, frameHistogram, bins, (uint)startX, (uint)startY);
queue.Execute(KernelImageByteRgbHistogramFloatBP, null, new long[] { width, height }, null, null);
dest.Modified = true;
dest.Normalized = true;
}
/// <summary>
/// Adds a constant value to all float values in an image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="value">value to add</param>
public void AddValue(ClooCommandQueue queue, ClooImage2DFloatRgbA image, float value)
{
AddValue(queue, image, image, value);
}
/// <summary>
/// Sets channel of a RGBA image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="mask">mask image</param>
/// <param name="offset">offset (0..3)</param>
public void SetChannel(ClooCommandQueue queue, ClooImage2DFloatRgbA image, ClooImage2DFloatA mask, byte offset)
{
SetChannel(queue, image, mask, image, offset);
}
/// <summary>
/// Box blur image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
/// <param name="sampler">sampler to be used for image reading</param>
/// <param name="offset">offset</param>
public void BoxBlur(ClooCommandQueue queue, ClooImage2DFloatRgbA source, ClooImage2DFloatRgbA dest, ClooSampler sampler, int offset)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the source image (" + source.Width + "x" + source.Height + ")");
KernelImageFloatBoxBlur.SetArguments(source, dest, sampler, offset);
queue.Execute(KernelImageFloatBoxBlur, null, new long[] { source.Width, source.Height }, null, null);
dest.Modified = true;
dest.Normalized = source.Normalized;
}
/// <summary>
/// Sets channel of a RGBA image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="mask">mask image</param>
/// <param name="offset">offset (0..3)</param>
/// <param name="value">constant mask value</param>
public void SetChannel(ClooCommandQueue queue, ClooImage2DFloatRgbA image, byte offset, byte value)
{
SetChannel(queue, image, image, offset, value);
}
/// <summary>
/// Clamps minimum and maximum value
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
/// <param name="minValue">minimum value</param>
/// <param name="maxValue">maximum value</param>
public void Clamp(ClooCommandQueue queue, ClooImage2DFloatA source, ClooImage2DFloatA dest, float minValue, float maxValue)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the source image (" + source.Width + "x" + source.Height + ")");
KernelImageFloatClamp.SetArguments(source, dest, minValue, maxValue);
queue.Execute(KernelImageFloatClamp, null, new long[] { source.Width, source.Height }, null, null);
dest.Modified = true;
dest.Normalized = source.Normalized;
}
/// <summary>
/// Sets a constant value to all cells in an image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="value">value to set</param>
public void SetValue(ClooCommandQueue queue, ClooImage2DByteRgbA image, byte value)
{
if (queue == null) throw new ArgumentNullException("queue");
if (image == null) throw new ArgumentNullException("image");
KernelImageByteSetValueA.SetArguments(image, (uint)value);
queue.Execute(KernelImageByteSetValueA, null, new long[] { image.Width, image.Height }, null, null);
image.Modified = true;
}
/// <summary>
/// Denormalize float image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
public void Denormalize(ClooCommandQueue queue, ClooImage2DFloatRgbA source, ClooImage2DFloatRgbA dest)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the source image (" + source.Width + "x" + source.Height + ")");
KernelImageFloatMultiplyValue.SetArguments(source, dest, 255f);
queue.Execute(KernelImageFloatMultiplyValue, null, new long[] { source.Width, source.Height }, null, null);
dest.Modified = true;
dest.Normalized = false;
}
/// <summary>
/// Sets a constant value to all cells in an image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="value">value to set</param>
public void SetValue(ClooCommandQueue queue, ClooImage2DByteRgbA image, uint value)
{
if (queue == null) throw new ArgumentNullException("queue");
if (image == null) throw new ArgumentNullException("image");
uint r = (value >> 24) % 256;
uint g = (value >> 16) % 256;
uint b = (value >> 8) % 256;
uint a = (value) % 256;
KernelImageByteSetValueRgbA.SetArguments(image, r, g, b, a);
queue.Execute(KernelImageByteSetValueRgbA, null, new long[] { image.Width, image.Height }, null, null);
image.Modified = true;
}
/// <summary>
/// Calculates the difference between two images (e.g. for background subtraction)
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
public void Diff(ClooCommandQueue queue, ClooImage2DFloatRgbA source1, ClooImage2DFloatRgbA source2, ClooImage2DFloatA dest)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source1 == null) throw new ArgumentNullException("source1");
if (source2 == null) throw new ArgumentNullException("source2");
if (dest == null) throw new ArgumentNullException("dest");
if ((source2.Width > source1.Width) || (source2.Height > source1.Height)) throw new ArgumentException("Second image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the first image (" + source1.Width + "x" + source1.Height + ")");
if ((source1.Width > dest.Width) || (source1.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the source image (" + source1.Width + "x" + source1.Height + ")");
KernelImageFloatDiff.SetArguments(source1, source2, dest);
queue.Execute(KernelImageFloatDiff, null, new long[] { source2.Width, source2.Height }, null, null);
dest.Modified = true;
dest.Normalized = false;
}
/// <summary>
/// Sets a constant value to all float values in an image
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="image">image</param>
/// <param name="value">value to set</param>
public void SetValue(ClooCommandQueue queue, ClooImage2DFloatRgbA image, float value)
{
if (queue == null) throw new ArgumentNullException("queue");
if (image == null) throw new ArgumentNullException("image");
KernelImageFloatSetValue.SetArguments(image, value);
queue.Execute(KernelImageFloatSetValue, null, new long[] { image.Width, image.Height }, null, null);
image.Modified = true;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="handle">event handle</param>
/// <param name="queue">cloo compute command queue</param>
public ClooEvent(IntPtr handle, ClooCommandQueue queue)
: base(handle, queue)
{
}
/// <summary>
/// Flip image Y coordinate
/// </summary>
/// <param name="queue">cloo command queue</param>
/// <param name="source">image source</param>
/// <param name="dest">image destination</param>
public void FlipY(ClooCommandQueue queue, ClooImage2DFloatRgbA source, ClooImage2DFloatRgbA dest)
{
if (queue == null) throw new ArgumentNullException("queue");
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
if (source == dest) throw new ArgumentException("Flipping kernel is not designed to run inline therefore source and destination must be different images");
if ((source.Width > dest.Width) || (source.Height > dest.Height)) throw new ArgumentException("Destination image (" + dest.Width + "x" + dest.Height + ") must have at least the same size as the source image (" + source.Width + "x" + source.Height + ")");
KernelImageFloatFlipY.SetArguments(source, dest);
queue.Execute(KernelImageFloatFlipY, null, new long[] { source.Width, source.Height }, null, null);
dest.Modified = true;
dest.Normalized = source.Normalized;
}
