What are SPX files? How to play SPX files?Speex is an Open Source/Free Software patent-free audio compression format designed for speech. The Speex Project aims to lower the barrier of entry for voice applications by providing a free alternative to expensive proprietary speech codecs. Moreover, Speex is well-adapted to Internet applications and provides useful features that are not present in most other codecs. Finally, Speex is part of the GNU Project and is available under the revised BSD license.
The Technology Speex is based on CELP and is designed to compress voice at bitrates ranging from 2 to 44 kbps. Some of Speex's features include:
Note that Speex has a number of features that are not present in other codecs, such as intensity stereo encoding, integration of multiple sampling rates in the same bitstream (embedded coding), and a VBR mode. One of the simplest things you can do to get involved in Speex is by using it in your application; Speex is well-suited to handle VoIP, internet audio streaming, data archival (like voice mail), and audio books. Currently, LinPhone, Ekiga, and Asterisk are some of the projects using Speex. |
Re: What are SPX files? How to play SPX files?Ogg is the name of container format for audio, video, and metadata.
SPX has traditionally been used for Speex files within Ogg and should be considered for backwards-compatibility. This association is classified as Audio. The Mime types used with this association are: audio/ogg. Other formats are capable of being embedded in Ogg such as FLAC and Vorbis. |
Re: What are SPX files? How to play SPX files?Ogg Vorbis, Speex, and FLAC DirectShow Filters are DirectShow filters that allow to listen to Speex files in Windows Media Player, Media Player Classic,....
You can also play SPX files with freeware VLC player. And plug-ins for playing SPX files are available for the most popular audio players like AIMP, Winamp. |
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