mirror of https://github.com/SixLabors/ImageSharp
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
2.8 KiB
82 lines
2.8 KiB
// <copyright file="BmpInfoHeader.cs" company="James Jackson-South">
|
|
// Copyright (c) James Jackson-South and contributors.
|
|
// Licensed under the Apache License, Version 2.0.
|
|
// </copyright>
|
|
namespace ImageSharp.Formats
|
|
{
|
|
/// <summary>
|
|
/// This block of bytes tells the application detailed information
|
|
/// about the image, which will be used to display the image on
|
|
/// the screen.
|
|
/// <see href="https://en.wikipedia.org/wiki/BMP_file_format"/>
|
|
/// </summary>
|
|
internal class BmpInfoHeader
|
|
{
|
|
/// <summary>
|
|
/// Defines of the data structure in the bitmap file.
|
|
/// </summary>
|
|
public const int Size = 40;
|
|
|
|
/// <summary>
|
|
/// Gets or sets the size of this header (40 bytes)
|
|
/// </summary>
|
|
public int HeaderSize { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the bitmap width in pixels (signed integer).
|
|
/// </summary>
|
|
public int Width { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the bitmap height in pixels (signed integer).
|
|
/// </summary>
|
|
public int Height { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the number of color planes being used. Must be set to 1.
|
|
/// </summary>
|
|
public short Planes { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the number of bits per pixel, which is the color depth of the image.
|
|
/// Typical values are 1, 4, 8, 16, 24 and 32.
|
|
/// </summary>
|
|
public short BitsPerPixel { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the compression method being used.
|
|
/// See the next table for a list of possible values.
|
|
/// </summary>
|
|
public BmpCompression Compression { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the image size. This is the size of the raw bitmap data (see below),
|
|
/// and should not be confused with the file size.
|
|
/// </summary>
|
|
public int ImageSize { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the horizontal resolution of the image.
|
|
/// (pixel per meter, signed integer)
|
|
/// </summary>
|
|
public int XPelsPerMeter { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the vertical resolution of the image.
|
|
/// (pixel per meter, signed integer)
|
|
/// </summary>
|
|
public int YPelsPerMeter { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the number of colors in the color palette,
|
|
/// or 0 to default to 2^n.
|
|
/// </summary>
|
|
public int ClrUsed { get; set; }
|
|
|
|
/// <summary>
|
|
/// Gets or sets the number of important colors used,
|
|
/// or 0 when every color is important{ get; set; } generally ignored.
|
|
/// </summary>
|
|
public int ClrImportant { get; set; }
|
|
}
|
|
}
|
|
|
