M4V是一(yī )种应用于(yú )网络(luò )视频点播(bō )网站(zhàn )和移(yí )动手持设(shè )备的(de )视频(pín )格式(shì ),是(shì )MP4格式的一种(zhǒng )特(tè )殊(shū )类型,其(qí )后(hòu )缀常为MP4或M4V,其视(shì )频编(biān )码采(cǎi )用(yòng )H264,音(yīn )频编(biān )码采用AACM4V 是一个(gè )标(biāo )准视频文件格式,由苹(píng )果公(gōng )司创造此种格式为 iPod
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