M4V是(shì )一(yī )种应(yīng )用(yòng )于网(wǎng )络(luò )视频点播(bō )网(wǎng )站(zhàn )和移动(dòng )手持设备的视(shì )频格式,是MP4格式的一(yī )种特殊类型,其(qí )后缀常为MP4或M4V,其(qí )视频(pín )编码采用H264,音频编码采用AACM4V 是一(yī )个(gè )标准视频文件(jiàn )格式,由(yóu )苹果公司(sī )创造(zào )此(cǐ )种格(gé )式为 iPod
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