免费在线 OGV 转 AMR 转换器

OGV is a container that uses OGG open source format. OGG is unrestricted of software patents which was one of the main goals of its creation. OGV file extension is used to store video stream with or without audio which in turn may be compressed with the Opus, Vorbis, Theora or Speex algorithm. The format is used to play video content on web pages with the help of HTML5. OGV files can be played by wide variety of media players.

This format was originally intended for voice compression and is able to change the bit rates of encoded audio data. AMR is actively used for encoding and decoding voice while its being transmitted over network channels. The format allows one to consider network capacity and adapt it to channel loads. Due to this, the voice quality is practically undiminished.