Apa itu BMP? Panduan Lengkap Format BMP
BMP (Bitmap) is an uncompressed raster image format developed by Microsoft that stores each pixel's color data directly, resulting in large files but perfect quality with no compression artifacts.
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What is it?
BMP (Bitmap) is an uncompressed raster image format developed by Microsoft that stores each pixel's color data directly, resulting in large files but perfect quality with no compression artifacts.
Understanding BMP helps you choose the right format for your specific needs and workflow.
Technical Specifications
Pros & Cons
Advantages
No compression means no quality loss - every pixel is stored exactly as captured.
BMP has a straightforward, well-documented structure making it easy to read and write programmatically.
Works out-of-the-box on all Windows versions without any additional codecs or software.
Uncompressed data can be read directly into memory without decompression overhead.
Disadvantages
A 1920x1080 BMP at 24-bit is over 6MB compared to under 1MB for equivalent JPG.
Browsers technically support BMP but it is never used on the web due to its size.
BMP has very limited support for metadata like EXIF, GPS, or color profiles.
PNG and TIFF provide lossless quality with far better compression and feature sets.
When to Use It
Here are the most common scenarios where BMP is the right choice:
Windows System Graphics
Used internally by Windows for icons, cursors, and system interface elements.
Image Processing Pipelines
Intermediate format in processing workflows where speed matters more than file size.
Legacy Software
Older applications that predate modern formats often require BMP input or output.
Simple Painting Tools
Microsoft Paint and similar basic tools use BMP as their default format.
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Start Converting NowFrequently Asked Questions
Why are BMP files so large?
BMP stores raw pixel data without compression. A single pixel takes 3 bytes (24-bit color), so images have massive file sizes.
Is BMP lossless?
Yes, BMP is lossless - no quality is lost. But PNG is also lossless and produces much smaller files.
Should I use BMP or PNG?
Almost always PNG. PNG is lossless like BMP but compresses files significantly, supports transparency better, and has broader compatibility.
Can BMP files have transparency?
Only 32-bit BMP files support an alpha channel for transparency, but support is inconsistent across applications.
Do websites support BMP?
Technically yes, but BMP should never be used on websites due to its massive file sizes impacting load times.