There is one of these in the Opus audio codec's unit tests, to generate signals to feed into the encoder https://git.xiph.org/?p=opus.git;a=blob;f=tests/test_o

There is one of these in the Opus audio codec's unit tests, to generate signals to feed into the encoder https://git.xiph.org/?p=opus.git;a=blob;f=tests/test_opus_encode.c;h=132d074d3025456f9d2297e7988e85ac51610b85;hb=refs/heads/master#l71 https://git.xiph.org/?p=opus.git;a=blob;f=tests/test_opus_en... The music is the one liner, the rest is just a lowpass filter (IIRC it's run at 48khz here), and stereo noise for other testing reasons... IIRC this kind of glitch music was substantially better at exercising the code than other similarly simple test stimulus (pure noise, or simple tones).