| # New JavaTM Image I/O Features in the J2SETM 5.0 | Documentation Contents

> ### 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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