Speed up multichannel time-stretching (one ZTX instance per channel)

Self-explained! ;-)
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hedd
Posts: 1
Joined: Sat Dec 21, 2024 16:06

Speed up multichannel time-stretching (one ZTX instance per channel)

Postby hedd » Sat Dec 21, 2024 16:18

Hiya
Currently (v14.0.4) the time stretching using ZTX utilises only one processor core, even when processing multichannel audio. Judging by https://zynaptiq.com/ztx it seems that if an API call was made separately for each channel, a speed up of [the smallest out of processor cores and audio channels] could be achieved.
My use case is changing the speed of a 5 minute take of 58-channel multitrack in a classical edit, on a computer with a 12-core Intel Xeon W-3235
Many thanks,
Hedd Morfett-Jones
Studio Manager, https://www.rsno.org.uk/about/scotlands-studio/