M4V是(shì )一种(zhǒng )应用于(yú )网络视频(pín )点(diǎn )播网(wǎng )站(zhàn )和移(yí )动手(shǒu )持(chí )设备的(de )视频格式,是MP4格式的(de )一种特殊类型,其(qí )后(hòu )缀常为MP4或M4V,其视频编码采用(yòng )H264,音频(pín )编(biān )码采用AACM4V 是(shì )一(yī )个标准(zhǔn )视频(pín )文(wén )件格式,由苹果公(gōng )司创造此种格(gé )式为 iPod
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