dubdisciple
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[Answered]Is there a way to import OMF at original temp?
Any of you who work with OMF knows it can be a true pain in the ... I know OMF does not support tempo changes very well, but I was hoping there was a way to get original tempo info. I took an OMF home from studio and have not recollection of original tempo. When i import OMF it defaults to 100BPm or i can enter manually.
post edited by dubdisciple - 2015/02/16 23:01:12
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brundlefly
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Re: Is there a way to import OMF at original temp?
2015/02/16 19:09:26
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Importing MIDI into an existing project discards tempo information in favor of the existing project tempo; you have to Open the MIDI file as a new project. I presume OMF is the same way, but have not worked with it. Dave
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dubdisciple
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Re: Is there a way to import OMF at original temp?
2015/02/16 19:18:31
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Thanks for answering but OMF on Sonar doesn't really work like Midi. When you open up an OMF file it is almost like opening a project file. If you work with video it is somewhat like opening an EDL file. it pretty much opens all your tracks up with your clips at the proper time locations and not much more except in some cases basic fades and volume info. When you open an OMF, you are basically opening a new project. you would think the OMF standard would contain basic tempo info.
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theheliosequence
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Re: Is there a way to import OMF at original temp?
2015/02/16 19:34:23
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If you need the project to sync to a tempo grid then I think it may only work when you know the exact tempo. I've had projects with very precise tempos (like 123.45) and entering those values in while importing gave me perfect time sync. I know programs like Pro Tools have all of the audio set by sample, not by tempo or ticks... so changing the tempo doesn't effect the placement of the audio. But as far as I know this isn't possible with Sonar (someone please correct me if I'm wrong), once it's imported you can't really change the tempo without altering the start times of each clip, so you would need the tempo beforehand to have a happy session. If there are tempo changes then you might have to go off the grid or bounce every track to one clip per track and have it start at the beginning. From there you can reconstruct the tempo map without the audio moving around on you. If you don't need the project to sync to a grid, then you can just import at any tempo and just turn off the grid. The audio will all be in the right place. Sure there isn't a way to make a call and get all the tempos? Or are there tempo changes? Good luck!!!
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brundlefly
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Re: Is there a way to import OMF at original temp?
2015/02/16 20:19:32
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dubdisciple Thanks for answering but OMF on Sonar doesn't really work like Midi. When you open up an OMF file it is almost like opening a project file.
That's pretty much what I meant. Your original post referred to "importing". I would think "opening" it as a new project would do the trick. I just wasn't sure whether it was possible to "import" an OMF as well as to "open" it. I gather not. I'm overdue to do some experimentation with OMFs. I'll export one of my own projects with tempo changes, and see what I get. FWIW, opening a MIDI Type 1 file is also very much like like opening a project file. You get different parts on different tracks with tempo changes and parts coming and going at different points. But you have to "open" it to get the tempo changes. EDIT: Well that didn't take long. Looks like the answer is "no", tempo info is not included in an OMF, at least not as SONAR generates it.
post edited by brundlefly - 2015/02/16 20:27:03
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brundlefly
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Re: Is there a way to import OMF at original temp?
2015/02/16 20:36:13
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☄ Helpfulby dubdisciple 2015/02/16 22:27:48
If it was one fixed whole-number tempo, and you just need to get close to figure out what it was, you can do this: - Start playback with the metronome disabled, count out the first 8 measures, and hit stop at 9:01. - Hit Shift+M to open Set Measure/Beat At Now, and enter Measure 9, beat 1. - SONAR will reset the initial tempo to make the timeline hit that mark. - It'll probably be very close to the original whole-number tempo. - Ctrl+Z to undo the Set, and enter that whole-number tempo in the transport module.
This assumes the track starts with a downbeat at 1:01:000. If not, there are some extra steps, or you can change the beat that you enter to include a partial measure with pick-up beats. Just be aware that partial beats are decimal fractions, not MIDI ticks.
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John
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Re: Is there a way to import OMF at original temp?
2015/02/16 20:58:38
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☼ Best Answerby dubdisciple 2015/02/16 23:01:41
For MIDI it is needed and can be kept by opening vs import. With audio and OMF there is no tempo and it shouldn't be needed. But it can be found by doing it the old fashion way of tapping it out. Or there is audio snap which should report a tempo. Below is from the help file. Synchronizing audio and the project tempoThere are many reasons why you may want to synchronize audio clips with the project tempo. The following list presents a few common examples. AudioSnap provides two ways to quickly synchronize audio and the project tempo map:  Applying an audio clip’s internal tempo map to the project’s global tempo map. Use this method if you want the project tempo to match an audio clip’s tempo and have audio beats aligned with the project’s time ruler. This is useful in the following scenarios:  If you recorded an audio track without using the metronome, and you want the project’s measure and beat boundaries to align with the audio. For example, you may have recorded an audio track that you would like to use as the tempo reference when recording additional tracks.  If you want both audio and MIDI edits to snap to audio beats.  If you want to use the Quantize and Groove Quantize commands on audio clips, and have audio beats quantized correctly.  If you want to remix an existing song that has been imported into SONAR (from an audio CD or MP3 file, etc.). In order to add new drum loops and MIDI instruments that play in time with the original song, you need to create a tempo map from the original song. For details, see To sync the project tempo to an audio clip.  Applying the project’s tempo to a clip’s tempo map. Use this method if you want a clip to follow the project tempo. This is useful in the following scenarios:  If you want to synchronize new audio with existing audio.  If you want to tighten up a new audio track so it fits well with the timing and tempo of an existing track.  If you want to globally change the project’s tempo after audio has been recorded. For details, see To sync an audio clip to the project tempo and To copy the project tempo to an audio clip’s tempo map.
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brundlefly
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Re: Is there a way to import OMF at original temp?
2015/02/16 21:10:16
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John With audio and OMF there is no tempo and it shouldn't be needed.
What if you need a count-in to record a new part that starts at the beginning...? Or you want to record your part to a click, instead of that wonky drummer.... or maybe you are the wonky drummer
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theheliosequence
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Re: Is there a way to import OMF at original temp?
2015/02/16 21:48:23
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John With audio and OMF there is no tempo and it shouldn't be needed.
Well if you want your audio to sync to a tempo and have a bunch of intricate overdubs in the form of separate clips then it is most definitely needed. If that's the case, then there isn't any way to tap or change the tempo once you set the initial tempo when opening the OMF file (all the start times of the clips will get out of time). Hopefully the OP can go back and find out the original tempo of all the sessions. It's so much easier and you don't have to second guess if your tempo is slowly drifting. b
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John
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Re: Is there a way to import OMF at original temp?
2015/02/16 21:53:16
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theheliosequence
John With audio and OMF there is no tempo and it shouldn't be needed.
Well if you want your audio to sync to a tempo and have a bunch of intricate overdubs in the form of separate clips then it is most definitely needed. If that's the case, then there isn't any way to tap or change the tempo once you set the initial tempo when opening the OMF file (all the start times of the clips will get out of time). Hopefully the OP can go back and find out the original tempo of all the sessions. It's so much easier and you don't have to second guess if your tempo is slowly drifting. b
Clearly That is meant for normal uses thats why I gave ways to get the tempo. I have transfered via OMF and never needed to know the tempo in the project.
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dubdisciple
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Re: Is there a way to import OMF at original temp?
2015/02/16 22:28:13
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I could mix this project without tempo info since the clips all line up relative to each other, but it does help a lot when you are trying to make meaures line up to grid. I think i am just going to open project, bounce down a bar and get tempo info from that. I was hoping to find a shortcut
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John
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Re: Is there a way to import OMF at original temp?
2015/02/16 22:43:42
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If you have any good percussion in the audio use audio snap to report the tempo it works rather well.
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dubdisciple
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Re: Is there a way to import OMF at original temp?
2015/02/16 23:00:45
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I won't be able to see original project until next monday. I totally spaced. maybe i will just start on mix, save track templates on non-tempo based items and then remix when i have exact info.
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