Is there a way to calculate the largest possible file size for a JPEG image with a fixed resolution?
For example, is it possible to say that a 1024x768 image has a maximum file size of 3MB?
Is there a way to calculate the largest possible file size for a JPEG image with a fixed resolution?
For example, is it possible to say that a 1024x768 image has a maximum file size of 3MB?
没有。 它利用水泥基来尝试和将频率降低到0,这取决于这种工程的好坏,以及所有这些数值的格局有多大,压缩会提高效率。
See JPEG Wikipedia Article , section Codec Example, for more details on the compression work how. 应当清楚的是,这是不可能的。
实际情况并非如此。 JPG压缩取决于质量环境以及图像内容。 单一坚固的彩色“徒”将比“燃烧”形象大得多。
例如,在是3,155 bytes .jpg文档。 在RGB噪音过滤器上填充同样的800x600图像会产生134 935兆克。
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