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51 lines
1.5 KiB
51 lines
1.5 KiB
// Copyright (c) Six Labors and contributors.
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// Licensed under the Apache License, Version 2.0.
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using SixLabors.ImageSharp.Processing.Processors.Quantization;
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namespace SixLabors.ImageSharp.Formats.Png
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{
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/// <summary>
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/// The options available for manipulating the encoder pipeline
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/// </summary>
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internal interface IPngEncoderOptions
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{
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/// <summary>
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/// Gets the number of bits per sample or per palette index (not per pixel).
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/// Not all values are allowed for all <see cref="ColorType"/> values.
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/// </summary>
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PngBitDepth? BitDepth { get; }
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/// <summary>
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/// Gets the color type
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/// </summary>
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PngColorType? ColorType { get; }
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/// <summary>
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/// Gets the filter method.
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/// </summary>
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PngFilterMethod FilterMethod { get; }
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/// <summary>
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/// Gets the compression level 1-9.
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/// <remarks>Defaults to 6.</remarks>
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/// </summary>
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int CompressionLevel { get; }
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/// <summary>
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/// Gets the gamma value, that will be written the the image.
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/// </summary>
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/// <value>The gamma value of the image.</value>
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float? Gamma { get; }
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/// <summary>
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/// Gets the quantizer for reducing the color count.
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/// </summary>
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IQuantizer Quantizer { get; }
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/// <summary>
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/// Gets the transparency threshold.
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/// </summary>
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byte Threshold { get; }
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}
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}
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