M4V是一(yī )种应(yīng )用于网络视频点播(bō )网(wǎng )站和(hé )移动(dòng )手(shǒu )持设备的(de )视频格式(shì ),是MP4格式(shì )的(de )一种(zhǒng )特殊类型,其后缀常为MP4或M4V,其(qí )视频(pín )编码(mǎ )采用H264,音(yīn )频编码(mǎ )采用AACM4V 是一个(gè )标(biāo )准视频(pín )文件(jiàn )格(gé )式,由苹(píng )果公司创(chuàng )造此种格式(shì )为 iPod
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