JPEG
Stands for Joint Photographic Experts Group, which is the name of the committee that created the standard. It is a widely used method of lossy compression for digital images, particularly for photographs and realistic images.
Main Features of JPEG:
- Compression: JPEG uses a compression algorithm that reduces the size of an image by removing unnecessary information. This allows for a smaller file size, making it easier to transfer and store.
- Lostless Compression: JPEG uses lossy compression, which means that some of the image information is lost during the compression process. This means that the image may lose some detail and clarity.
- Color support: JPEG supports color images with a color depth of 24 bits (8 bits per RGB channel).
- Transparency support: JPEG does not support transparency, which means that images with a transparent background will have a white background when saved as a JPEG.
Advantages of JPEG:
- Small file size: JPEG allows images to be compressed to a relatively small size, making it ideal for sharing and storing images on the web.
- Wide support: JPEG is supported by most browsers, operating systems, and image editors.
- Good compatibility: JPEG can be used to store and share images across different devices and platforms.
Disadvantages JPEG:
- Loss of quality: JPEG compression can result in a loss of image quality, especially when recompressed.
- Not supporting transparency: JPEG does not support transparency, which can be a problem for images with transparent backgrounds.
- Not suitable for graphics: JPEG is not suitable for graphics and text, as it loses detail and clarity.
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