/
ColorSpaceTransform.cs
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/
ColorSpaceTransform.cs
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/*
* Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the License);
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
using System.Collections.Generic;
using static Interop;
using NativeTransform = Interop.ImageUtil.Transform;
namespace Tizen.Multimedia.Util
{
/// <summary>
/// Changes the colorspace of an image.
/// </summary>
/// <seealso cref="ColorSpace"/>
/// <since_tizen> 4 </since_tizen>
public class ColorSpaceTransform : ImageTransform
{
private ImageColorSpace _imageColorSpace;
/// <summary>
/// Initializes a new instance of the <see cref="ColorSpaceTransform"/> class.
/// </summary>
/// <param name="colorSpace">The colorspace of output image.</param>
/// <exception cref="ArgumentException"><paramref name="colorSpace"/> is invalid.</exception>
/// <exception cref="NotSupportedException"><paramref name="colorSpace"/> is not supported.</exception>
/// <seealso cref="SupportedColorSpaces"/>
/// <since_tizen> 4 </since_tizen>
public ColorSpaceTransform(ColorSpace colorSpace)
{
ColorSpace = colorSpace;
}
/// <summary>
/// Gets or sets the colorspace of the result image.
/// </summary>
/// <exception cref="ArgumentException"><paramref name="value"/> is invalid.</exception>
/// <exception cref="NotSupportedException"><paramref name="value"/> is not supported.</exception>
/// <seealso cref="SupportedColorSpaces"/>
/// <since_tizen> 4 </since_tizen>
public ColorSpace ColorSpace
{
get { return _imageColorSpace.ToCommonColorSpace(); }
set
{
ValidationUtil.ValidateEnum(typeof(ColorSpace), value, nameof(ColorSpace));
_imageColorSpace = value.ToImageColorSpace();
}
}
internal override string GenerateNotSupportedErrorMessage(VideoMediaFormat format)
=> $"Converting colorspace from '{format.MimeType}' to '{ColorSpace.ToString()}' is not supported.";
internal override void Configure(TransformHandle handle)
{
NativeTransform.SetColorspace(handle, _imageColorSpace);
}
/// <summary>
/// Gets the supported colorspaces for <see cref="ColorSpaceTransform"/>.
/// </summary>
/// <since_tizen> 4 </since_tizen>
public static IEnumerable<ColorSpace> SupportedColorSpaces
{
get
{
foreach (ImageColorSpace value in Enum.GetValues(typeof(ImageColorSpace)))
{
yield return value.ToCommonColorSpace();
}
}
}
}
}