RMVB Format

As the heir of RM format, RMVB format is developed based on RM format. The advantage is RMVB format abandons Average Bit Rate and use Variable Bit Rate to compress video data. By Variable Bit Rate technology, quality of video files is greatly improved while file size of them is acceptable.

DivX Technology

DivX developed by DivX, Inc. is a popular new video compression technology, which enables users to create and play high-quality videos in a fast and convenient way. For its outstanding quality, the DivX codec is one of the most popular MPEG-4 based codec. It integrates MPEG-4 and MP3 technology, namely it adopts DivX technology to compress DVD video data, while MP3 or AC3 is used to compress Audio. The quality is so superb that there is only a little disparity between DivX videos and DVDs. Another remarkable advantage is compared to DVDs, DivX videos provide the same image quality at only 1/10 the size. Especially, it is suitable for movie downloads. In a word, this video format is very popular and liked by many movie fans.

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