public NqScaler(NqScalerType type, NqMode mode) {
var info = cImage.GetPixelScalerInfo(type);
this._type = type;
this._mode = mode;
this._scaleFactorX = info.Item1;
this._scaleFactorY = info.Item2;
}
public NqScaler(NqScalerType type, NqMode mode)
{
var info = cImage.GetPixelScalerInfo(type);
this._type = type;
this._mode = mode;
this.ScaleFactorX = info.Item1;
this.ScaleFactorY = info.Item2;
}
/// <summary>
/// Gets the pixel scaler info.
/// </summary>
/// <param name="type">The type.</param>
/// <returns></returns>
internal static NqFilter GetPixelScalerInfo(NqMode type)
{
NqFilter info;
if (NQ_MODES.TryGetValue(type, out info))
{
return(info);
}
throw new NotSupportedException(string.Format("NQ mode '{0}' not supported.", type));
}
/// <summary>
/// Applies the NQ pixel scaler.
/// </summary>
/// <param name="type">The type of scaler to use.</param>
/// <param name="mode">The mode.</param>
/// <param name="filterRegion">The filter region, if any.</param>
/// <returns>
/// The rescaled image.
/// </returns>
public cImage ApplyScaler(NqScalerType type, NqMode mode, Rectangle?filterRegion = null)
{
var info = GetPixelScalerInfo(type);
var scaler = GetPixelScalerInfo(mode);
var scaleX = info.Item1;
var scaleY = info.Item2;
var kernel = info.Item3;
return(this._RunLoop(filterRegion, scaleX, scaleY, worker => scaler(worker, scaleX, scaleY, kernel)));
}
/// <summary>
/// Applies the NQ pixel scaler.
/// </summary>
/// <param name="type">The type of scaler to use.</param>
/// <param name="mode">The mode.</param>
/// <param name="filterRegion">The filter region, if any.</param>
/// <returns>
/// The rescaled image.
/// </returns>
public cImage ApplyScaler(NqScalerType type, NqMode mode, Rectangle? filterRegion = null) {
var info = GetPixelScalerInfo(type);
var scaler = GetPixelScalerInfo(mode);
var scaleX = info.Item1;
var scaleY = info.Item2;
var kernel = info.Item3;
return (this._RunLoop(filterRegion, scaleX, scaleY, worker => scaler(worker, scaleX, scaleY, kernel)));
}
/// <summary>
/// Gets the pixel scaler info.
/// </summary>
/// <param name="type">The type.</param>
/// <returns></returns>
internal static NqFilter GetPixelScalerInfo(NqMode type) {
NqFilter info;
if (NQ_MODES.TryGetValue(type, out info))
return (info);
throw new NotSupportedException(string.Format("NQ mode '{0}' not supported.", type));
}
/// <summary>
/// Gets the pixel scaler info.
/// </summary>
/// <param name="type">The type.</param>
/// <returns></returns>
public static NqFilter GetPixelScalerInfo(NqMode type)
=> NQ_MODES.TryGetValue(type, out var info)
? info
: throw new NotSupportedException(string.Format("NQ mode '{0}' not supported.", type))
;
/// <summary> /// Applies the NQ pixel scaler. /// </summary> /// <param name="type">The type of scaler to use.</param> /// <param name="mode">The mode.</param> /// <param name="filterRegion">The filter region, if any.</param> /// <returns> /// The rescaled image. /// </returns> public cImage ApplyScaler(NqScalerType type, NqMode mode, Rect?filterRegion = null) => this.ApplyScaler(type, mode, filterRegion?.ToRectangle()) ;
