开源音频文件频谱分析器Spek
Spek – Acoustic Spectrum Analyser
Features
Supports all popular lossy and lossless audio file formats thanks to the FFmpeg libraries.
Ultra-fast signal processing, uses multiple threads to further speed up the analysis.
Shows the codec name and the audio signal parameters.
Allows to save the spectrogram as an image file.
Drag-and-drop support; associates with common audio file formats.
Auto-fitting time, frequency and spectral density rulers.
Adjustable spectral density range.
Translated into 19 languages.
win:
https://github.com/alexkay/spek/releases/download/v0.8.2/spek-0.8.2.msi
https://github.com/alexkay/spek/releases/download/v0.8.2/spek-0.8.2.zip
mac:
https://github.com/alexkay/spek/releases/download/v0.8.3/spek-0.8.3.dmg
unix/linux:
https://github.com/alexkay/spek/releases/download/v0.8.5/spek-0.8.5.tar.xz
检测音频是否是无损的大杀器，收藏党必备。it's fishy，但是很有效，可以轻易戳破mp3至上党的遮羞布，no joke.
