avfilter/avf_showspectrum: switch to FFT
authorPaul B Mahol <onemda@gmail.com>
Sun, 3 Jan 2016 21:03:10 +0000 (22:03 +0100)
committerPaul B Mahol <onemda@gmail.com>
Sun, 3 Jan 2016 22:09:43 +0000 (23:09 +0100)
commit14caf9667e3f588d6497b68f3c0ab3b6592d328b
tree75527fe3c95b81a6c6d15ab0d2004c0936416a82
parentae9f2e6f2813ab78b7b4e11ac80dd1a2abec5c25
avfilter/avf_showspectrum: switch to FFT

Rationale: supports >16 bit audio, more than 96dB SNR.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
libavfilter/avf_showspectrum.c