M4V是(shì )一(yī )种应用于(yú )网络视(shì )频点(diǎn )播网站(zhàn )和移动手持设备(bèi )的(de )视频格(gé )式,是MP4格式的一种特殊(shū )类型,其(qí )后缀常为MP4或M4V,其(qí )视频编码(mǎ )采用(yòng )H264,音频编(biān )码采(cǎi )用AACM4V 是一个(gè )标准(zhǔn )视频(pín )文(wén )件格式,由苹(píng )果(guǒ )公(gōng )司创造此(cǐ )种(zhǒng )格式为 iPod
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