public ProcessImage Encode(SKImage img, ProcessImageType toType, bool flipHorizontal, bool flipVertical)
{
if (flipHorizontal || flipVertical)
{
using SKBitmap bmp = new SKBitmap(img.Width, img.Height);
using SKCanvas surface = new SKCanvas(bmp);
surface.Scale(flipHorizontal ? -1 : 1, flipVertical ? -1 : 1, flipHorizontal ? img.Width / 2f : 0, flipVertical ? img.Height / 2f : 0);
surface.DrawImage(img, 0, 0);
img = SKImage.FromBitmap(bmp);
}
if (toType == ProcessImageType.JPEG)
{
return(new ProcessImage {
Load = img.Encode(SKEncodedImageFormat.Jpeg, 95).ToArray(), Type = toType, Width = img.Width, Height = img.Height
});
}
if (toType == ProcessImageType.PNG)
{
return(new ProcessImage {
Load = img.Encode(SKEncodedImageFormat.Png, 95).ToArray(), Type = toType, Width = img.Width, Height = img.Height
});
}
if (toType == ProcessImageType.RGBA8)
{
SKBitmap bmp = SKBitmap.FromImage(img);
return(new ProcessImage {
Load = bmp.Bytes, Height = bmp.Height, Type = toType, Width = bmp.Width
});
}
throw new FormatException("Format conversion not implemented");
}
public ProcessImage Convert(ProcessImage source, ProcessImageType target, bool flipHorizontal = false, bool flipVertical = false)
{
if (source.Type == target)
{
return(source);
}
if (source.Type == ProcessImageType.PNG)
{
return(Encode(SKImage.FromBitmap(SKBitmap.Decode(source.Load)), target, flipHorizontal, flipVertical));
}
if (source.Type == ProcessImageType.Grayscale8)
{
return(Encode(SKImage.FromPixelCopy(new SKImageInfo(source.Width, source.Height, SKColorType.Gray8), source.Load), target, flipHorizontal, flipVertical));
}
if (source.Type == ProcessImageType.RGBA8)
{
return(Encode(SKImage.FromPixelCopy(new SKImageInfo(source.Width, source.Height, SKColorType.Rgba8888), source.Load), target, flipHorizontal, flipVertical));
}
if (source.Type == ProcessImageType.RGBA16)
{
return(Encode(SKImage.FromPixelCopy(new SKImageInfo(source.Width, source.Height, SKColorType.RgbaF16), source.Load), target, flipHorizontal, flipVertical));
}
/*if (source.Type == ProcessImageType.RGBA32)
* {
* Image img = Image.LoadPixelData<RgbaVector>(source.Load, source.Width, source.Height);
* if (flipHorizontal) { img.Mutate(x => x.Flip(FlipMode.Horizontal)); }
* if (flipVertical) { img.Mutate(x => x.Flip(FlipMode.Vertical)); }
* return Encode(img, target);
* }*/
throw new FormatException("Format conversion not implemented");
}
public ProcessImage(byte[] load, ProcessImageType type, int width, int height) : this(load, type)
{
Width = width; Height = height;
}
public ProcessImage(byte[] load, ProcessImageType type)
{
Load = load; Type = type;
}
