/// <summary>
/// Creates a new instance of <see cref="ImageTranscoder"/> for usage on non-indexed images.
/// </summary>
/// <param name="colorEncoding"></param>
/// <param name="remapPixels"></param>
/// <param name="padSizeOptionsFunc"></param>
/// <param name="shadeColorsFunc"></param>
/// <param name="quantizer"></param>
/// <param name="taskCount"></param>
public ImageTranscoder(IColorEncoding colorEncoding, CreatePixelRemapper remapPixels,
IPadSizeOptionsBuild padSizeOptionsFunc, CreateShadedColor shadeColorsFunc,
IQuantizer quantizer, int taskCount)
{
ContractAssertions.IsNotNull(colorEncoding, nameof(colorEncoding));
_colorEncoding = colorEncoding;
_quantizer = quantizer;
_remapPixels = remapPixels;
_padSizeOptions = padSizeOptionsFunc;
_shadeColorsFunc = shadeColorsFunc;
_taskCount = taskCount;
}
/// <summary>
/// Creates a new instance of <see cref="ImageTranscoder"/> for usage on indexed images.
/// </summary>
/// <param name="indexEncoding"></param>
/// <param name="paletteEncoding"></param>
/// <param name="remapPixels"></param>
/// <param name="padSizeOptions"></param>
/// <param name="shadeColorsFunc"></param>
/// <param name="quantizer"></param>
/// <param name="taskCount"></param>
public ImageTranscoder(IIndexEncoding indexEncoding, IColorEncoding paletteEncoding,
CreatePixelRemapper remapPixels, IPadSizeOptionsBuild padSizeOptions, CreateShadedColor shadeColorsFunc,
IQuantizer quantizer, int taskCount)
{
ContractAssertions.IsNotNull(indexEncoding, nameof(indexEncoding));
ContractAssertions.IsNotNull(quantizer, nameof(quantizer));
// HINT: paletteEncoding can be null due to EncodeIndexInternal handling it.
_indexEncoding = indexEncoding;
_paletteEncoding = paletteEncoding;
_quantizer = quantizer;
_remapPixels = remapPixels;
_padSizeOptions = padSizeOptions;
_shadeColorsFunc = shadeColorsFunc;
_taskCount = taskCount;
}