Non Real Time Audio Processing

OpenSebJ is a free real time audio sample mixer that runs on Microsoft Windows operating systems. The source code for OpenSebJ is released under the GNU General Public License. Some of OpenSebJ's features include: * Supports loading of 255 Audio samples (wave format), which can be played in... Platforms: Windows

SMILE = Speech & Music Interpretation by Large Space Extraction openSMILE is a fast, real-time (audio) feature extraction utility for automatic speech, music and paralinguistic recognition research developed at TUM in the scope of the EU-project SEMA Platforms: Windows, Mac, Linux

It provides tools to sync your local database of videos with Twistage, update the local list of videos in real time by processing "pings" sent from Twistage to your site, and to embed videos into blocks, pages, or anywhere else with theme functions. Bonus modules which allow automatic syndication... Platforms: Windows, Mac, *nix, PHP, BSD Solaris

SoundTouch Sound Processing Library is an open-source audio processing library for changing the Tempo, Pitch and Playback Rates of audio streams or files: - Tempo (time-stretch): Changes the sound to play at faster or slower speed than original, without affecting the sound pitch. - Pitch (key)... Platforms: *nix

Octave Shifter 2 is a free real-time pitch shifting audio effect for Apple's Audio Unit architecture. By leveraging existing technologies like CoreAudio, Altivec and SSE, Octave Shifter 2 offers a unique audio experience. Key features of the Audio Unit include: * real-time, low latency... Platforms: Mac, Audio Unit host application

xmms-syncup is a C language plugin to the XMMS media player that provides real-time synchronization of audio playback. xmms-syncup is useful in environments such as dorms, houses, or workplaces where multiple networked computers have independently driven speakers. Mechanics Operationally, a... Platforms: *nix

ChucK is a new audio programming language for real-time synthesis, composition, and performance - fully supported on MacOS X, Windows, and Linux. ChucK presents a new time-based concurrent programming model, which supports a highly precise and fundamental level of expressiveness (we call this... Platforms: *nix

The Blue Cat's Oscilloscope Multi was designed to be a unique several tracks real-time waveform renderer and comparator: it will let you visualize the content of multiple audio tracks on the same screen, then compare them using its X-Y view. The plugin offers stereo or mid-side channels waveform... Platforms: Windows, XP, 2003, Windows Vista, 7, 7x64

DSP education is being challenged to move students beyond theory to DSP implementations. Dr. Mark A. Yoder, professor of electrical and computer engineering at Rose-Hulman Institute of Technology, addresses this need with multimedia signal processing labs in which students use Simulink and... Platforms: Matlab

color wrapper is a non-intrusive real-time ANSI color wrapper for common unix-based commands on GNU/linux. cw is designed to simulate the environment of the commands being executed, so that if a person types du, df, ping, etc. in their shell it will automatically color the output in real-time... Platforms: *nix

You can use 4 types of filters:- Butterworth- Chebyshev 1- Chebyshev 2- EllipticYou can use them as:- Lowpass- Highpass- Bandpass- StopbandShowing theirs features in frequency, phase and the z plane. After the desing phase you can apply the designed filter in real time to incoming audio signal... Platforms: Matlab

FreeADSP, acronym for "Free Audio-oriented Digital Signal Processor" is a free, modular, audio-oriented, real-time, cross-platform DSP software system aimed at becoming a reliable replacement to pedal boards and stomp boxes for music players, as well as being suitable for any other kind of... Platforms: *nix

TAO project is a standards-compliant, real-time implementation of CORBA that provides efficient, predictable, and scalable quality of service (QoS) end-to-end. Unlike conventional implementations of CORBA, which are inefficient, unpredictable, non-scalable, and often non-portable, TAO applies... Platforms: *nix

Emacs project is the extensible, customizable, self-documenting real-time display editor. If this seems to be a bit of a mouthful, an easier explanation is Emacs is a text editor and more. At its core is an interpreter for Emacs Lisp (``elisp, for short), a dialect of the Lisp programming... Platforms: *nix

Telepathy project aims to provide a unified framework for all forms of real time conversations, including instant messaging, IRC, voice calls and video calls. It uses the DBus messaging system to provide a simple interface for client applications, allowing them to quickly benefit from Telepathys... Platforms: *nix

FluidSynth is a real-time software synthesizer based on the SoundFont 2 specifications. FluidSynth project can read MIDI events from a MIDI input device and render them to an audio device using SoundFont instruments. SoundFont files are composed of digital audio "samples" and additional... Platforms: *nix

RTSynth is a midi event triggered real time synth for Linux.. a midi event triggered real time software synthesizer for linux Platforms: *nix

SXEmacs is a highly customisable, self-documenting, extensible real-time display editor and IDE. It is a fork of the excellent and very popular XEmacs. Whats New in This Release: - The build chain has been restructured to take full advantage of the GNU autotools. - The install directory... Platforms: *nix

Marsyas, which stands for Music Analysis, Retrieval and Synthesis for Audio Signals is specially designed to be an Open Source software framework for audio processing. The main goal of the framework is to provide a general, extensible and flexible architecture that allows easy experimentation... Platforms: Windows

Blue Cat's StereoScope Pro was designed to be a real time stereo field analyzer with multiple views and MIDI/automation output capabilities. It is a powerful help to analyze how the audio signal is spread in the stereo field, and you can easily detect potential phase and mono compatibilities... Platforms: Windows, XP, Windows Vista, 7, 7x64