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Voice Tool Glossary
Audio and voice tools used across the training modules — recording, playback, synthesis, and analysis.
aplayALSA audio player for raw and WAV playbacksystem package (alsa-utils)Installation
bash
# === Install aplay === sudo apt install -y alsa-utils # Verify aplay --version
audacityGUI audio editor for recording, effects, and analysissystem packageInstallation
bash
# === Install Audacity === sudo apt install -y audacity
espeakOriginal formant-based speech synthesizer (predecessor to espeak-ng)system packageInstallation
bash
# === Install espeak === sudo apt install -y espeak # Verify espeak --version
espeak-ngFormant-based text-to-speech synthesizersystem packageInstallation
bash
# === Install eSpeak NG === sudo apt install -y espeak-ng # Verify espeak-ng --version
festivalUnit-selection text-to-speech from University of Edinburghsystem packageInstallation
bash
# === Install Festival === sudo apt install -y festival festvox-kallpc16k # Verify festival --version
ffmpegAudio/video processing and format conversionsystem packageInstallation
bash
# === Install FFmpeg === sudo apt install -y ffmpeg # Verify ffmpeg -version
pipewireModern audio/video server replacing PulseAudio and JACKsystem packageInstallation
bash
# === Install PipeWire === sudo apt install -y pipewire pipewire-alsa pipewire-audio pipewire-pulse # Verify pipewire --version
playAudio playback from the command line (part of SoX)system package (SoX)Installation
bash
# Installed as part of SoX sudo apt install -y sox libsox-fmt-all
praatFormant analysis and voice manipulationsystem packageInstallation
bash
# === Install Praat === sudo apt install -y praat # Verify praat --version
recAudio recording from the command line (part of SoX)system package (SoX)Installation
bash
# Installed as part of SoX sudo apt install -y sox libsox-fmt-all
rubberbandHigh-quality pitch shifting that preserves timingsystem package (rubberband-cli)Installation
bash
# === Install RubberBand === sudo apt install -y rubberband-cli # Verify rubberband --version
soxAudio manipulation, effects, and format conversionsystem packageInstallation
bash
# === Install SoX === # Includes sox, soxi, play, and rec commands sudo apt install -y sox libsox-fmt-all
soxiAudio file info and statistics (part of SoX)system package (SoX)Installation
bash
# Installed as part of SoX sudo apt install -y sox libsox-fmt-all
speexOpen-source audio compression codec designed for speechsystem packageInstallation
bash
# === Install Speex === sudo apt install -y speex # Verify speexenc --version
spekAcoustic spectrum analyzer with a GUI spectrogram viewsystem packageInstallation
bash
# === Install Spek === sudo apt install -y spek
text2waveConvert text to WAV audio files (part of Festival)system package (Festival)Installation
bash
# Installed as part of Festival sudo apt install -y festival festvox-kallpc16k