mirror of https://github.com/SixLabors/ImageSharp
Ynse Hoornenborg
3 years ago
10 changed files with 416 additions and 330 deletions
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// Copyright (c) Six Labors.
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// Licensed under the Six Labors Split License.
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using System.Buffers.Binary; |
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using System.CodeDom.Compiler; |
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using System.Text; |
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namespace SixLabors.ImageSharp.Formats.Heic; |
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/// <summary>
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/// Provides constants for 4 Character codes used in HEIC images.
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/// </summary>
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[GeneratedCode("T4", null)] |
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public static class FourCharacterCode |
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{ |
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// TODO: Create T4 template for this file
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/// <summary>
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/// File Type
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/// </summary>
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public const uint ftyp = 0x66747970U; |
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/// <summary>
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/// Metadata container
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/// </summary>
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public const uint meta = 0x6D657461U; |
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/// <summary>
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/// Media Data
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/// </summary>
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public const uint mdat = 0x6D646174U; |
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/// <summary>
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/// Item Information Entry
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/// </summary>
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public const uint infe = 0x696E6665U; |
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/// <summary>
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/// Item Data
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/// </summary>
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public const uint idat = 0x69646174U; |
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/// <summary>
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/// Item Location
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/// </summary>
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public const uint iloc = 0x696C6F63U; |
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/// <summary>
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/// EXIF metadata
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/// </summary>
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public const uint Exif = 0x45786966U; |
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/// <summary>
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/// Data Reference
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/// </summary>
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public const uint dref = 0x64726566U; |
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/// <summary>
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/// Primary Item
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/// </summary>
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public const uint pitm = 0x7069746DU; |
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/// <summary>
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/// Item Spatial Extent
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/// </summary>
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public const uint ispe = 0x69737064U; |
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/// <summary>
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/// Alternative text
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/// </summary>
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public const uint altt = 0; // 'altt'
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/// <summary>
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/// Colour information
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/// </summary>
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public const uint colr = 0; // 'colr'
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/// <summary>
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/// HVC configuration
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/// </summary>
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public const uint hvcC = 0; // 'hvcC'
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/// <summary>
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/// Image Mirror
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/// </summary>
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public const uint imir = 0; // 'imir'
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/// <summary>
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/// Image Rotation
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/// </summary>
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public const uint irot = 0; // 'irot'
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/// <summary>
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/// Image Scaling
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/// </summary>
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public const uint iscl = 0; // 'iscl'
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/// <summary>
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/// Pixel Aspect Ration
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/// </summary>
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public const uint pasp = 0; // 'pasp'
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/// <summary>
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/// Pixel Information
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/// </summary>
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public const uint pixi = 0x70697869U; |
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/// <summary>
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/// Reference Location
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/// </summary>
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public const uint rloc = 0; // 'rloc
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/// <summary>
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/// User Description
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/// </summary>
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public const uint udes = 0; // 'udes'
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/// <summary>
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/// Item Property Container
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/// </summary>
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public const uint ipco = 0; |
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/// <summary>
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/// Item Property Association
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/// </summary>
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public const uint ipma = 0; |
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/// <summary>
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/// High Efficient Image Coding
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/// </summary>
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public const uint heic = 0; |
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/// <summary>
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/// High Efficiency Coding tile
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/// </summary>
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public const uint hvc1 = 0; |
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/// <summary>
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/// Data Information
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/// </summary>
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public const uint dinf = 0; |
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/// <summary>
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/// Group list
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/// </summary>
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public const uint grpl = 0; |
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/// <summary>
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/// Handler
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/// </summary>
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public const uint hdlr = 0; |
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/// <summary>
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/// Item Information
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/// </summary>
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public const uint iinf = 0; // 'iinf'
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/// <summary>
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/// Item Property
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/// </summary>
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public const uint iprp = 0; // 'iprp'
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/// <summary>
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/// Item Protection
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/// </summary>
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public const uint ipro = 0; // 'ipro'
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/// <summary>
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/// Item Reference
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/// </summary>
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public const uint iref = 0; // 'iref'
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/// <summary>
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/// Grid
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/// </summary>
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public const uint grid = 0; // 'grid'
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/// <summary>
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/// Derived Image
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/// </summary>
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public const uint dimg = 0; // 'dimg'
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/// <summary>
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/// Thumbnail
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/// </summary>
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public const uint thmb = 0; // 'thmb'
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/// <summary>
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/// Content Description
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/// </summary>
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public const uint cdsc = 0; // 'cdsc'
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/// <summary>
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/// MIME type
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/// </summary>
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public const uint mime = 0; // 'mime'
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/// <summary>
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/// URI
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/// </summary>
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public const uint uri = 0; // 'uri '
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public static uint Parse(string code) |
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{ |
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if (code.Length != 4) |
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{ |
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throw new ImageFormatException("Unbale to parse FourCC code of more than 4 characters."); |
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} |
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Span<byte> span = Encoding.UTF8.GetBytes(code); |
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return BinaryPrimitives.ReadUInt32BigEndian(span); |
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} |
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public static string ToString(uint fourcc) |
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{ |
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Span<byte> span = stackalloc byte[4]; |
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BinaryPrimitives.WriteUInt32BigEndian(span, fourcc); |
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return Encoding.UTF8.GetString(span); |
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} |
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} |
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@ -0,0 +1,201 @@ |
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// Copyright (c) Six Labors.
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// Licensed under the Six Labors Split License.
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// <auto-generated />
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using System.CodeDom.Compiler; |
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namespace SixLabors.ImageSharp.Formats.Heic; |
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/// <summary>
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/// Supported 4 character codes for use in HEIC images.
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/// </summary>
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[GeneratedCode("T4", null)] |
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public enum Heic4CharCode : uint |
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{ |
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/// <summary>
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/// File Type.
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/// </summary>
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ftyp = 0x66747970U, |
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/// <summary>
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/// Metadata.
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/// </summary>
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meta = 0x6D657461U, |
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/// <summary>
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/// Media Data.
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/// </summary>
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mdat = 0x6D646174U, |
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/// <summary>
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/// Item Information Entry.
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/// </summary>
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infe = 0x696E6665U, |
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/// <summary>
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/// Item Data.
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/// </summary>
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idat = 0x69646174U, |
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/// <summary>
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/// Item Location.
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/// </summary>
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iloc = 0x696C6F63U, |
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/// <summary>
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/// EXIF metadata.
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/// </summary>
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Exif = 0x45786966U, |
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/// <summary>
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/// Data Reference.
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/// </summary>
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dref = 0x64726566U, |
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/// <summary>
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/// Primary Item.
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/// </summary>
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pitm = 0x7069746DU, |
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/// <summary>
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/// Item Spatial Extent.
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/// </summary>
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ispe = 0x69737065U, |
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/// <summary>
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/// Alternative text.
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/// </summary>
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altt = 0x616C7474U, |
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/// <summary>
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/// Colour information.
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/// </summary>
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colr = 0x636F6C72U, |
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/// <summary>
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/// HVC configuration.
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/// </summary>
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hvcC = 0x68766343U, |
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/// <summary>
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/// Image Mirror.
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/// </summary>
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imir = 0x696D6972U, |
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/// <summary>
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/// Image Rotation.
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/// </summary>
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irot = 0x69726F74U, |
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/// <summary>
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/// Image Scaling.
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/// </summary>
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iscl = 0x6973636CU, |
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/// <summary>
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/// Pixel Aspect Ratio.
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/// </summary>
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pasp = 0x70617370U, |
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/// <summary>
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/// Pixel Information.
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/// </summary>
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pixi = 0x70697869U, |
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/// <summary>
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/// Reference Location.
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/// </summary>
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rloc = 0x726C6F63U, |
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/// <summary>
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/// User Description.
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/// </summary>
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udes = 0x75646573U, |
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/// <summary>
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/// Item Property Container.
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/// </summary>
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ipco = 0x6970636FU, |
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/// <summary>
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/// Item Property Association.
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/// </summary>
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ipma = 0x69706D61U, |
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/// <summary>
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/// High Efficient Image Coding.
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/// </summary>
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heic = 0x68656963U, |
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/// <summary>
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/// High Efficiency Coding tile.
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/// </summary>
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hvc1 = 0x68766331U, |
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/// <summary>
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/// Data Information.
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/// </summary>
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dinf = 0x64696E66U, |
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/// <summary>
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/// Group list.
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/// </summary>
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grpl = 0x6772706CU, |
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/// <summary>
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/// Handler.
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/// </summary>
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hdlr = 0x68646C72U, |
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/// <summary>
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/// Item Information.
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/// </summary>
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iinf = 0x69696E66U, |
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/// <summary>
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/// Item Property.
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/// </summary>
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iprp = 0x69707270U, |
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/// <summary>
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/// Item Protection.
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/// </summary>
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ipro = 0x6970726FU, |
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/// <summary>
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/// Item Reference.
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/// </summary>
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iref = 0x69726566U, |
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/// <summary>
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/// Grid.
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/// </summary>
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grid = 0x67726964U, |
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/// <summary>
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/// Derived Image.
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/// </summary>
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dimg = 0x64696D67U, |
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/// <summary>
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/// Thumbnail.
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/// </summary>
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thmb = 0x74686D62U, |
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/// <summary>
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/// Content Description.
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/// </summary>
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cdsc = 0x63647363U, |
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/// <summary>
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/// MIME type.
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/// </summary>
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mime = 0x6D696D65U, |
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/// <summary>
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/// URI.
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/// </summary>
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uri = 0x75726920U, |
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} |
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@ -0,0 +1,84 @@ |
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<#@ template language="C#" #> |
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<#@ import namespace="System.Text" #> |
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<#@ import namespace="System.Collections.Generic" #> |
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// Copyright (c) Six Labors. |
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// Licensed under the Six Labors Split License. |
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// <auto-generated /> |
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<# |
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var codes = new []{ |
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"ftyp", "File Type", |
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"meta", "Metadata", |
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"mdat", "Media Data", |
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"infe", "Item Information Entry", |
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"idat", "Item Data", |
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"iloc", "Item Location", |
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"Exif", "EXIF metadata", |
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"dref", "Data Reference", |
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"pitm", "Primary Item", |
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"ispe", "Item Spatial Extent", |
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"altt", "Alternative text", |
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"colr", "Colour information", |
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"hvcC", "HVC configuration", |
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"imir", "Image Mirror", |
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"irot", "Image Rotation", |
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"iscl", "Image Scaling", |
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"pasp", "Pixel Aspect Ratio", |
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"pixi", "Pixel Information", |
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"rloc", "Reference Location", |
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"udes", "User Description", |
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"ipco", "Item Property Container", |
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"ipma", "Item Property Association", |
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"heic", "High Efficient Image Coding", |
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"hvc1", "High Efficiency Coding tile", |
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"dinf", "Data Information", |
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"grpl", "Group list", |
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"hdlr", "Handler", |
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"iinf", "Item Information", |
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"iprp", "Item Property", |
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"ipro", "Item Protection", |
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"iref", "Item Reference", |
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"grid", "Grid", |
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"dimg", "Derived Image", |
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"thmb", "Thumbnail", |
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"cdsc", "Content Description", |
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"mime", "MIME type", |
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"uri ", "URI", |
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}; |
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#> |
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|
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using System.CodeDom.Compiler; |
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namespace SixLabors.ImageSharp.Formats.Heic; |
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|
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/// <summary> |
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/// Supported 4 character codes for use in HEIC images. |
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/// </summary> |
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[GeneratedCode("T4", null)] |
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public enum Heic4CharCode : uint |
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{ |
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<# |
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for (int i = 0; i < codes.Length; i += 2) |
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{ |
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string shortName = codes[i]; |
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string longName = codes[i + 1]; |
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string hex = Code2Hex(shortName); |
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#> |
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/// <summary> |
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/// <#= longName #>. |
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/// </summary> |
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<#= shortName #> = <#= hex #>, |
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<# |
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} |
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#> |
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} |
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<#+ |
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private string Code2Hex(string code) |
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{ |
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byte[] b = Encoding.ASCII.GetBytes(code); |
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return String.Format("0x{0:X2}{1:X2}{2:X2}{3:X2}U", b[0], b[1], b[2], b[3]); |
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} |
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#> |
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@ -1,36 +0,0 @@ |
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// Copyright (c) Six Labors.
|
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// Licensed under the Six Labors Split License.
|
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|
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namespace SixLabors.ImageSharp.Formats.Heic; |
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|
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/// <summary>
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/// Provides enumeration of supported x265's LAN Unit Types.
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/// </summary>
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public enum HeicNalUnitType : byte |
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{ |
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CODED_SLICE_TRAIL_N = 0, |
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CODED_SLICE_TRAIL_R = 1, |
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CODED_SLICE_TSA_N = 2, |
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CODED_SLICE_TSA_R = 3, |
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CODED_SLICE_STSA_N = 4, |
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CODED_SLICE_STSA_R = 5, |
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CODED_SLICE_RADL_N = 6, |
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CODED_SLICE_RADL_R = 7, |
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CODED_SLICE_RASL_N = 8, |
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CODED_SLICE_RASL_R = 9, |
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VParameterSet = 32, |
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SequenceParameterSet = 33, |
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PictureParameterSet = 34, |
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AccessUnitDelimiter = 35, |
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EndOfSequence = 36, |
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IsEndOfStream = 37, |
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FillerData = 38, |
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PrefixSei = 39, |
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SuffixSei = 40, |
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Invalid = 64, |
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} |
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Reference in new issue