Stereo Link Broken

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John Whiteway

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  • Joined: Mon Aug 01, 2016 6:07 pm

Stereo Link Broken

PostFri Apr 13, 2018 12:03 am

Not quite sure what's going on. I was working on a pretty large timeline - maybe 200 relatively short clips. Then suddenly something happened, well two things: linked clips ceased to be linked, and if I deleted a clip, let's say, all the clips after would have that little red box indicating they were now out of sync, yet they wern't.

Once before on another project when things began acting up I split my timeline into two shorter ones and all went back to normal (I've got 24 GB RAM). Thought that would be the answer here but it hasn't been. Each of my new timelines still has many of the same problems, though they seem slightly different on each. On one, for example, Y will only highlight the forward audio clips. If I select Option Y not only will all audio and video clips forward be highlighted but so will a random number of earlier clips, etc. Also, in both timelines If I select the audio and video of a clip I know is in sync and right click and select link clips nothing happens.

Amy idea how I can get things back to normal? First real problem I've faced with Resolve 14, which I otherwise love.

By the way, all this is 1080 AVCHD footage shot on a Sony camera. It downloaded to my hard drive as a single AVCHD file for each card shot and Resolve converted it to its individual clips when it was imported.

Thanks.

John
MAC OS 11.7.10
IMac 5K 27 inch (2017)
Processor 4.2 GHz Intel Core i7
Memory 32 GB 2133 MHz DDR4
Start up Disk MAC HD
Graphics Radeon Pro 580 8192 MB
Storage MAC 2.12TB Fusion
External 3TB USB disk

Resolve 15 & 18.6
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Peter Chamberlain

Blackmagic Design

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Re: Stereo Link Broken

PostFri Apr 13, 2018 12:42 am

John, please review
viewtopic.php?f=21&t=69837
DaVinci Resolve Product Manager
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John Whiteway

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  • Joined: Mon Aug 01, 2016 6:07 pm

Re: Stereo Link Broken

PostFri Apr 13, 2018 3:14 am

Hi.
Thanks for that info.

Think I've added all the background information on my computer, etc. that the article asks for, and have, as it suggests, attached it to my "signature page".
MAC OS 11.7.10
IMac 5K 27 inch (2017)
Processor 4.2 GHz Intel Core i7
Memory 32 GB 2133 MHz DDR4
Start up Disk MAC HD
Graphics Radeon Pro 580 8192 MB
Storage MAC 2.12TB Fusion
External 3TB USB disk

Resolve 15 & 18.6
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John Whiteway

  • Posts: 308
  • Joined: Mon Aug 01, 2016 6:07 pm

Re: Stereo Link Broken

PostFri Apr 13, 2018 9:13 pm

Hi,

I've been working away to see if I can figure the source of my problems.

The first thing I thought I'd try was to transcode my source media from AVCHD to ProRes. Maybe, I thought, I was putting too much pressure on Resolve and my computer doing all this editing with IPB files. I did that and then imported, first, an XML from the problem project and then, separately, pasted one of its timelines into the Prores project. But even though connected to ProRes media the problems remained.

Next I thought I'd create a new project using the original AVCHD media, only this time I’d divide my timeline into not two but four new ones. I did that but the problems still persisted. (Which to refresh were things like the inability to properly highlight clips. For example, Option Y would select not only all forward clips but a random assortment of those behind the playhead, or when I'd try to highlight a single clip the entire timeline would become highlighted. Also, if I was able to delete a clip all those after would have the little red box light up showing the same negative number of frames in both the audio and video tracks, etc.)

My last effort, which seems to be working, has been to overwrite each clip in the timeline with its original. This done, I seem to be able to edit again (in AVCHD) trouble free. (Though just to be safe I'm working in the version with the four timelines.)

I'm suspecting that what I'd been doing was overpowering if not Resolve, my computer. The project I'm working on is really just an experiment. I was putting together footage from a trip as a way to practice what I've learned of Resolve, in particular what I've learned of colour correction. Result, I guess, was there was a heck of a lot going on in each clip. I suspect I reached a point as I worked my way through the timeline where the cumulative effect was just overwhelming my system and causing Resolve to begin to do strange things.

Does this make sense?

If it does I'm thinking that the best way to proceed may be to do my basic edit first before any correction of video and audio (which I’m sure is the proper way to proceeed anyway). Perhaps at that point I should also apply this timeline to the ProRes version of my media. That should be less taxing on my machine, and my hope is I will be able to do colour and audio corrections at this point without any further problems.

Sorry for such a long-winded explanation.

I'm like a lot of people, I guess – eagerly trying to learn what they can of the capacities of Resolve, which is a truly amazing program.

John
MAC OS 11.7.10
IMac 5K 27 inch (2017)
Processor 4.2 GHz Intel Core i7
Memory 32 GB 2133 MHz DDR4
Start up Disk MAC HD
Graphics Radeon Pro 580 8192 MB
Storage MAC 2.12TB Fusion
External 3TB USB disk

Resolve 15 & 18.6

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