AdamGrossmanLG
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Groove Quantizing Broken?
Hello Everyone, I am trying to get the particular timing of the 1st MIDI clip (left) into the 2nd MIDI clip (right). Please see the youtube video to follow along to what I am trying to do here: https://www.youtube.com/watch?v=X124G4QbW6I 0:10As you see before I start, the note that is at time: 2:04:093 (in the 1st clip) is in the equivalent spot in the phrase to the note at 8:01:000 (in the 2nd clip). 0:27I select the 1st clip and copy it to the clipboard 0:33I then define a new .GRV file with what is in the clipboard 1:15I then select the 2nd clip and choose "Groove Quantize" and choose the new .GRV file I made from MIDI clip #1 (left) I then try various options, some totally mess up the pattern, and some simply don't work! You can see the timing has not changed from 8:01:000 to 7:04:093 as expected (from clip 1). The reason the 2nd clip is so precise is because I decided not to play it by hand again, but to copy and paste and then move some notes around, and of course when you do that, every snaps to the grid. How can I get the precise timing of my played in performance from clip 1 to clip 2? Thank You all! -Adam
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57Gregy
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Re: Groove Quantizing Broken?
2016/12/25 17:37:37
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Quantizing is a mystery to me. I would right-click each note in the clip (there aren't that many) and change the start times to those in the other clip. More quantize-experienced folks will be back Monday.
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bvideo
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Re: Groove Quantizing Broken?
2016/12/25 18:13:19
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I'd guess that groove quantizing will only work right when both the original and target selections are at measure boundaries (or maybe at otherwise identical tick offsets?). In any case, saved grooves would be pretty hard to catalog and apply unless they were made from measure boundary selections. I could not tell where your selections were exactly. For selections other than whole measures, I wonder how grooves should work?
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AdamGrossmanLG
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Re: Groove Quantizing Broken?
2016/12/25 21:13:49
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bvideo I'd guess that groove quantizing will only work right when both the original and target selections are at measure boundaries (or maybe at otherwise identical tick offsets?). In any case, saved grooves would be pretty hard to catalog and apply unless they were made from measure boundary selections. I could not tell where your selections were exactly. For selections other than whole measures, I wonder how grooves should work?
i dont really understand what you mean... why should they have to be at exact tick offsets? that is the POINT of Groove Quantize, no?
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bvideo
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Re: Groove Quantizing Broken?
2016/12/26 03:29:58
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In that post I was talking about the selections, not the notes within the selection. More specifically, it seems selecting by time (measures) rather than notes is necessary to carry out groove quantize. I'm theorizing groove quantize to have some analogy to paste, which is a little easier to talk about. Selection and snap value are important for copy-paste. If you make a selection by notes, say in PRV, and copy-paste them, the first selected note will paste to the snap offset of your now time. If your first note was originally deliberately grooved off-beat (off-snap), copy-paste would change the timing of your first note to land on a snap, not on your intended groove. All the rest of the notes would be off too by the same amount. The only way to paste that selection of notes with the right timing would be to turn off snap and put your now time at the tick offset matching the first note of your selection. So that would suggest selecting by time is required if time alignment is important. Select by time goes by snap boundaries. Then the copied notes will remain "grooved" within the time selection and then will land with their intended offsets to your snap when they are pasted. One way to observe this with copy and paste is to record a few notes off-beat. This creates a clip delimited by the first and last notes. Then copy this clip and paste it. The clip lands on-snap, and let's say snap is at a beat, so the first note of the copy is now on-beat instead of the original off-beat performance. For the alternative, select a snapped time interval containing the original notes. Or slip-edit the original clip to snap boundaries. Then copy and paste. This time the off-beat timing is preserved. Considering "groove quantize" now, as opposed to paste, the "groove" is applied starting at the beginning of the target selection. So it would seem best that both the target selection and the source selection for the original copy start at measure boundaries. What's more, if the copied selection does not represent a whole number of measures, the whole idea of copying a groove over multiple measures wouldn't make sense. I said "measure boundaries" in my previous post because grooved performances are typically meant to be relative to measure boundaries. Theoretically, some kind of groove quantize might still work if both the target selection and source selection started at the same relative tick offset within a measure. But that's hard to think about and hard to test. I hope this clears up any misunderstanding from my previous post. I couldn't tell from the video if your selections were by time. I think you selected a clip, but I didn't know the time alignment of that clip. So I don't really know if that would make a difference in what you wanted to get. In the past I have made grooves from audio clips and applied them to MIDI, seemingly with success. Bill B.
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brundlefly
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Re: Groove Quantizing Broken?
2016/12/26 23:48:58
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I occasionally quantize smaller selections in the middle of a measure without any troubles, but I always just copy to clipboard and groove quantize to the clipboard without saving as a file. If I want to preserve the groove, I copy it to an archived track named 'Quantize Reference' or some such. So I have no experience Groove Quantizing from a file, but I know it works from the clipboard. I'm not sure what's going on in your video, but a couple things I noticed that might be part of the problem: When you're saving the file, it appears to show '18 points' and '61 beats' (or is that an 11?). I count only 17 events in the visible selection, and would expect the number of beats to be 12. Maybe try lasso-selecting the notes in the groove, instead of clicking on the clip, and quantize directly form the clipboard without saving. I would also try quantizing only start times, and drop velocity and especially duration to 0.
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