Classic FormatSince 1986

BMP

Bitmap Image File

Extension
.bmp
Developer
Microsoft
Compression
Lossless
Year
1986

What is BMP?

BMP (Bitmap) is an uncompressed raster image format developed by Microsoft. BMP files store pixel data directly, resulting in very large file sizes but perfect quality with no compression artifacts. It is primarily used in Windows environments and is one of the simplest image formats, making it useful for system-level graphics and as an intermediate format in image processing pipelines.

Key Features

Lossless Compression
Perfect quality preservation
No Transparency
Opaque backgrounds only
No Animation
Static images only

Common Use Cases

Windows system graphics and icons
Intermediate format for image processing
Legacy application compatibility
Embedded systems with limited decoding capability
Print workflows requiring uncompressed data
Simple raster graphics in Windows applications

Advantages

  • No compression loss - perfect pixel preservation
  • Extremely simple format structure
  • Native Windows support
  • Fast to read and write (no decompression needed)
  • Supports various color depths

Limitations

  • Very large file sizes (uncompressed)
  • No transparency support in standard usage
  • No animation support
  • Not suitable for web use
  • Limited cross-platform support compared to PNG

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