Recreating Serato's spectral waveforms in C

I've been spending a lot of time in Serato Studio lately. Its simplicity is enticing, and I'm a lifetime licence customer (we'll see how long a lifetime is for this company). If the (audio) job calls for bigger guns, I move to other tools: analysis: deCoda, RipX DAW, BeatNet, Acoustica, etc. linear recording: LUNA, Logic Pro sequencing: Maschine 3 What bugs me about all of them is that the waste…