public static BitmapSource ToBitmapSource(this DepthImageFrame image)
{
if (image == null)
{
return(null);
}
var bytes = ImageFrameCommonExtensions.ConvertDepthFrameToBitmap(image);
return(bytes.ToBitmapSource(image.Width, image.Height));
}
public static byte[] ConvertDepthFrameToBitmap(DepthImageFrame depthFrame)
{
if (depthFrame == null)
{
return(null);
}
short[] depthData = new short[depthFrame.PixelDataLength];
depthFrame.CopyPixelDataTo(depthData);
Byte[] depthColors = new Byte[depthData.Length * 4]; //four colors for each pixel
for (int colorIndex = 0, depthIndex = 0; colorIndex < depthColors.Length; colorIndex += 4, depthIndex++)
{
//get the depth, then calculate the intensity (0-255 based on the depth)
//depth of -1 = dark brown
int depth = GetDepth(depthData[depthIndex]);
if (depth == -1)
{
// dark brown
depthColors[colorIndex + RedIndex] = 66;
depthColors[colorIndex + GreenIndex] = 66;
depthColors[colorIndex + BlueIndex] = 33;
}
else
{
var intensity = ImageFrameCommonExtensions.CalculateIntensityFromDepth(depth);
depthColors[colorIndex + RedIndex] = intensity;
depthColors[colorIndex + GreenIndex] = intensity;
depthColors[colorIndex + BlueIndex] = intensity;
}
//if the pixel is a player, choose a color
int player = GetPlayerIndex(depthData[depthIndex]);
SkeletonOverlay(
ref depthColors[colorIndex + RedIndex],
ref depthColors[colorIndex + GreenIndex],
ref depthColors[colorIndex + BlueIndex], player);
}
return(depthColors);
}
public static BitmapSource ToBitmapSource(this short[] depthData, int width, int height, int minimumDistance, Color highlightColor)
{
if (depthData == null)
{
return(null);
}
//depthData must be array of distances already
var depthColors = new byte[depthData.Length * 4];
for (int colorIndex = 0, depthIndex = 0; colorIndex < depthColors.Length; colorIndex += 4, depthIndex++)
{
//get the depth, then calculate the intensity (0-255 based on the depth)
//depth of -1 = dark brown
if (depthData[depthIndex] == -1)
{
// dark brown
depthColors[colorIndex + ImageFrameCommonExtensions.RedIndex] = 66;
depthColors[colorIndex + ImageFrameCommonExtensions.GreenIndex] = 66;
depthColors[colorIndex + ImageFrameCommonExtensions.BlueIndex] = 33;
}
else
{
var intensity = ImageFrameCommonExtensions.CalculateIntensityFromDepth(depthData[depthIndex]);
depthColors[colorIndex + ImageFrameCommonExtensions.RedIndex] = intensity;
depthColors[colorIndex + ImageFrameCommonExtensions.GreenIndex] = intensity;
depthColors[colorIndex + ImageFrameCommonExtensions.BlueIndex] = intensity;
//change color to highlight color
if (depthData[depthIndex] <= minimumDistance && depthData[depthIndex] > 0)
{
var color = Color.Multiply(highlightColor, intensity / 255f);
depthColors[colorIndex + ImageFrameCommonExtensions.RedIndex] = color.R;
depthColors[colorIndex + ImageFrameCommonExtensions.GreenIndex] = color.G;
depthColors[colorIndex + ImageFrameCommonExtensions.BlueIndex] = color.B;
}
}
}
return(depthColors.ToBitmapSource(width, height));
}
public static int GetDistance(this DepthImageFrame image, int x, int y)
{
return(ImageFrameCommonExtensions.GetDistance(image, x, y));
}
public static short[] ToDepthArray(this DepthImageFrame image)
{
return(ImageFrameCommonExtensions.ToDepthArray(image));
}
