M4V是(shì )一(yī )种(zhǒng )应用于(yú )网络(luò )视(shì )频点播网站(zhàn )和移动手持设备的(de )视频格式,是MP4格式的一(yī )种特殊类型(xíng ),其后缀(zhuì )常为MP4或M4V,其视(shì )频编(biān )码(mǎ )采用(yòng )H264,音频编码采用(yòng )AACM4V 是一(yī )个标准(zhǔn )视频文件(jiàn )格式,由苹果(guǒ )公(gōng )司(sī )创(chuàng )造此(cǐ )种格式为 iPod
Copyright © 2008-2018