A Faust based DSP Speech Processor. Based on the Daz DSP v2.1 Speech Processor firmware, with improvements. Compiled into Webassembly format. Runs in a web browser! (Firefox)
Audio processing chain: Pre-filter, Wideband AGC, Pre-emphasis, Phase rotator, Multiband compressor, Output compressor with high shelf sidechain, CESSB Hilbert clipper, and audio or I/Q output.
This demonstration is available in 4.5kHz and 3kHz bandwidths.
For better
audio quality in Firefox...
Firefox requires
the built-in noise reduction and echo cancellation to be disabled for best
results. To do this:
Type "about:config"
in the Firefox address bar (without the quotes).
Be brave!
Battle the dragons! :)
Search for
"noise_enabled".
Set "media.getusermedia.noise_enabled"
to "false" by double clicking on "true".
Search for
"aec_enabled".
Set "media.getusermedia.aec_enabled"
to "false" by double clicking on "true".
Close the
config window and restart the browser.
DSP Speech Processor test code, compiled into Webassembly format:
CLICK HERE TO RUN THE SPEECH PROCESSOR 3kHz Version *NEW* v34 (Higher quality, no CESSB)