M4V是(shì )一(yī )种应用于(yú )网(wǎng )络视(shì )频(pín )点(diǎn )播(bō )网站和(hé )移动手持设(shè )备(bèi )的视频格式,是MP4格式(shì )的一(yī )种特殊类型,其后(hòu )缀(zhuì )常为MP4或M4V,其视频编码采(cǎi )用(yòng )H264,音频(pín )编码(mǎ )采(cǎi )用AACM4V 是一个(gè )标准(zhǔn )视频(pín )文件格式,由苹果公司创(chuàng )造(zào )此种格式为 iPod
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