M4V是一(yī )种(zhǒng )应用(yòng )于网(wǎng )络视频点(diǎn )播网站(zhàn )和移动手(shǒu )持设备的视(shì )频格式,是MP4格(gé )式的一种特(tè )殊类(lèi )型,其后缀常为(wéi )MP4或M4V,其视(shì )频编(biān )码采用(yòng )H264,音频编码采用AACM4V 是一个(gè )标准(zhǔn )视频文(wén )件(jiàn )格(gé )式(shì ),由苹果公司创造(zào )此种格(gé )式(shì )为 iPod
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