PortMedia, formerly PortMusic, is a set of

open source Open source is source code that is made freely available for possible modification and redistribution. Products include permission to use the source code, design documents, or content of the product. The open-source model is a decentralized sof ...

computer libraries for dealing with sound and MIDI. Currently the project has two main libraries: PortAudio, for

digital audio Digital audio is a representation of sound recorded in, or converted into, digital form. In digital audio, the sound wave of the audio signal is typically encoded as numerical samples in a continuous sequence. For example, in CD audio, sa ...

input and output, and

PortMidi PortMidi is a computer library for real time input and output of MIDI data. It is designed to be portable to many different operating systems. PortMidi is part of the PortMusic project. See also * PortAudio External linksportmidi.h– definition ...

, a library for MIDI input and output. A library for dealing with different audio

file format A file format is a standard way that information is encoded for storage in a computer file. It specifies how bits are used to encode information in a digital storage medium. File formats may be either proprietary or free. Some file formats ...

s, PortSoundFile, is being planned, although another library, libsndfile, already exists and is licensed under the copyleft GNU Lesser General Public License. A standard MIDI file I/O library, PortSMF, is under construction. PortMusic has become PortMedia and is hosted on SourceForge.

External links

* {{SourceForge, portmedia
PortMusic website
Audio libraries Computer libraries Free audio software