Audio-Only Webcasting
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To: Webcasting > Webcasting exchange > Low Barrier Webcasting
One simple way to deliver webcasts is to provide audio only. Many established public sector webcasters provide audio facilities in rooms that do not have video facilities.
Downloadable audio can be produced with very simply technology that is available on most computers. The Podcasting page provides a variety of ideas and resources on this. Streaming audio, particularly live requires a more sophisticated approach. This page and the Democaster page contains resources for streaming audio.
Audiocasting Recording, Capture, and Serving Technical Resources
The Radio and Internet Newsletter focuses on Internet radio (not necessarily public sector resources/perspective).
AudioCoding.com's provides free PEG-4 audio codecs. Currently implemented are MPEG-2 and MPEG-4 AAC. The supported AAC profiles are HE, Main, LC, LTP and LD. The site includes downloads and a community forum. Not focusing on public sector, but helpful for technicians.
FreeCast is a Java application that allows peer-to-peer streaming. It facilitates a stream broadcast to a large number of listeners from a simple DSL connection.
K-Amp is web-based audio player and media management service for website owners to manage, program and deliver dynamic, on-demand audio without the need for desktop players.
Oddsock – a directory and forum on free streaming media tools and resources
Treobits provides low bandwidth audio feeds for existing phone applications
The Online Audio Interview Recorder: Skype Recorder vs. iVocalize – this article outlines low end audio casting options: Skype Recorder/Skypecaster and the iVocalize online conferencing room.
VCall Communicast - live or recorded streamed audio
Steamcast - a streaming media server that has the capabilities of both SHOUTcast and Icecast2
JRoar - a streaming server for Ogg in pure Java
SAM2 Broadcaster is a professional DJ system with the ability to stream audio over the internet to listeners across the world.
FreedomAudio is a Web-page streaming audio player.
Extend JavaSound to Play MP3, Ogg Vorbis, and More – and article to help you use Java to audio cast
Table Top - Products & Services: Polycom Worldwide - Gathering the some of the best sound for a telephone to webcast option
Icecast - an audio broadcasting system that streams music in both MP3 and Ogg Vorbis format. It is available under the terms of the GNU GPL.
VorbisSPI is a Java Service Provider Interface that adds OGG Vorbis audio format support to Java platform. It supports icecast streaming. It is based on JOrbis Java libraries.
DarkIce is an IceCast, IceCast2 and ShoutCast live audio streamer.
Speex is an Open Source/Free Software patent-free audio compression format designed for speech.
The Planet CCRMA package collection – a directory of linux software related to audiocasting
Streamline is a streaming media web application written in php and allows you to access your media library from remote machines in an on-demand manner.
phpStreamcast is an advanced web-frontend for streamcast or stream-db, both streaming- (and playlist) engines for icecast.
Acoustic Magic - microphones for speech recognition, teleconferencing and automotive applications.
Microphones and Related Hardware – reviews of a wide range of microphones and related hardware
JK Audio - a range of products that support audiocasting
Innkeeper PBX easily converts your multi-line PBX type telephone system into a professional, affordable talk show console.
Audacity is free, open source software for recording and editing sounds.
Musician's Friend - has a wide range of potential equipment for audiocasting like mixers and microphones
Zinf audio player - for Linux and Win32. It supports MP3, Ogg/Vorbis, WAV and Audio CD playback, SHOUTcast/Icecast HTTP streaming, RTP streaming, a powerful music browser, theme support and a download manager.