Open Source BASIC Audio Analysis Software

mp3tomid chung is a realtime free polyphonic high quality mp3 audio to mid converter written in freebasic with fbsound. it converts mp3 files to polyphonic piano midi data sent to the choozen midi out port, connected for example to a midi recorder to produce midifiles , or to the onboard pc midi mapper for direct listening. works with Bill Evans's piano songs and Pat Metheny (others:to try). can run on a small netbook. can export to midifiles .

Detecting the BPM's (beat per minute) from songs in amarok's mySQL database.

dispalymidi chung is a small application that displays any incoming notes from the choozen midi input port on a sheet score like screen .

displaysound chung is a small program to display the selected input sound port (for example the system input mixer of the computer , or the mic microphone ) data in a scope like or spectrum FFT fourier window. or midi keyboard. Is writtten in easy fast freebasic . Can record,playrec, saveasMP3, loadMP3 (added 01/2022) with automatic level record and autostart/stop rec max 20mn flat0=auto flat spectrum, flat1=auto clone spectrum, (4096 band equalizer exciter enhancer) usage example : correct spectrum of low quality onboard mic of a pc

resonance chung is a free gpl open source VST plugin variable dynamic reverb sound effect compatible with VST steinberg, fb_chungVST , midipiano_chung , freemp3_chung , dsp_chung , radio _chung music plugins support. It aims to simulate the increase of reverberation with the number of played notes like in a real acoustic piano . a quick fft small fourier transform is used to estimate a number of played notes and modify the reverb rate in real time. Is written in easy fast freebasic .

vocoder chung is a small educational vocoder using discrete fourier transform FFT spectrum written in easy fast compiled freebasic . (24/12/2019) uses fast and accurate FFTdll.dll (28/03/2020) algorythmic voice cloning / change / morphing experiment added