目前，二值图像压缩主要采用无损压缩方式，压缩倍数低。
At present, binary image compression is still in the stage of lossless encoding with low compression ratios.
为了提高压缩率，视频编码技术中一般会采用有损和无损压缩编码相结合的方式。
In order to improve compression ratio, the combination of lossy and lossless coding method is used in video coding systems.
为了提高压缩率，视频编码技术中一般会采用有损和无损压缩编码相结合的方式。
In order to improve compression ratio, the combination of lossy and lossless coding method is used in video coding systems.
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