M4V是一种(zhǒng )应用于网络视频(pín )点播网站和移(yí )动手持设(shè )备的视(shì )频格式,是MP4格式的(de )一种特殊类型,其(qí )后缀常为MP4或(huò )M4V,其视频编码(mǎ )采用H264,音频(pín )编码(mǎ )采用(yòng )AACM4V 是一个(gè )标准视(shì )频文(wén )件格式,由(yóu )苹(píng )果(guǒ )公(gōng )司(sī )创造此种(zhǒng )格(gé )式为 iPod
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