New JavaTM Image I/O Features in
J2SETM 5.0

Image I/O Support for BMP and WBMP Formats

The bug reports that correspond to this change are: 4339462 and 4339384

This change adds readers and writers for BMP and WBMP formats to the Image I/O system. As of J2SE 5.0, all implementations of javax.imageio provide support for reading and writing JPEG, PNG, BMP, and WBMP images, and for reading GIF images.

For more information, see the API documentation for the javax.imageio.plugins.bmp package and javax.imageio.plugins.bmp.BMPImageWriteParam class. Further details are in the metadata descriptions of the BMP and WBMP formats.

Improved Performance

The bug reports that correspond to this change are: 4827358, 4867874, and 4868479

These changes improve the Image I/O system's performance and memory usage when reading and writing JPEG images. The changes do not affect the Image I/O API.


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