3g2
(3GPP2 file format)
3g2 或3gpp2 文件格式是一种视频容器格式, 与3G2 格式非常相似。不同的是, 3g2 可以存储一些额外的音频流, 如 evrc。
The 3G2 or 3GPP2 file format is a video container format, very similar to the 3GP format. The difference is that 3G2 can store some additional audio streams like EVRC.