Analyse Audio Recordings and Automatically Extract Animal Vocalizations
bioacoustics: detect and extract automatically acoustic features in Ze...
Blob detection of a region of interest into a spectrographic represent...
Internal function
Internal function
Internal function
Generate spectrograms
Read GUANO metadata in audio file
Extract metadata
Convert MP3 to WAV
Generate spectrogram for Zero-Crossing files
Decode audio files
Read MP3 files
Read WAC files from Wildlife Acoustics recorders
Read WAV files
Read Zero-Crossing files
Rotate 90° clockwise
Plot a spectrogram
Amplitude threshold detector above Signal to Noise Ratio (SNR)
Convert to dB
Write Zero-Crossing files
Contains all the necessary tools to process audio recordings of various formats (e.g., WAV, WAC, MP3, ZC), filter noisy files, display audio signals, detect and extract automatically acoustic features for further analysis such as classification.