Нарыл в интернете довольно много материлов по джиттеру. Пока особо не вникал, только бегло глянул ( почти всё на инглише)
Тем не менее бросилась в глаза табличка\
In Bevin’s testing, these apps had noticeable MIDI buffer jitter:
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
AULab 2.2.1 (Apple)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Digital Performer 8.01 (MOTU)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
DSP-Quattro 4.2.2
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Jambalaya 1.3.4 (Freak Show Enterprises)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Logic Pro 9.1.8 (Apple)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Mainstage 2.1.3 (Apple)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Max/MSP 6.0.8 (Cycling 74)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Rax 3.0.0 (Audiofile Engineering)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
StudioOne 2.0.7 (Presonus)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
VSTLord 0.3
These did not:
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
AudioMulch 2.2.2
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Bidule 0.9727 (Plogue)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Cubase 6.5.4 (Steinberg)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
EigenD 2.0.72 (Eigenlabs)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Live 8.3.4 (Ableton)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Maschine 1.8.1 (Native Instruments)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Reaper 4.3.1 (Cockos)
![Black medium-small square :black_medium_small_square: ◾](https://cdn.jsdelivr.net/emojione/assets/4.5/png/64/25fe.png)
Vienna Ensemble Pro 5.1 (VSL)
Из которой следует, что в Кубейсе, во всяком случае в версии 6.5.4 проблемы нет.
И далее там же
![1.jpg](/data/attachments/54/54305-820d9fe02499d7412fd56680bedecd15.jpg)
И что же тогда это такое у меня на видео?
Повторюсь: статью пока не читал, может там, что-то другое имеется в виду...