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Activity Forums Apple Final Cut Pro Removing multicam gaps

  • Removing multicam gaps

    Posted by Justin Crowell on June 7, 2013 at 2:51 pm

    Hi everybody,
    I have a 2 camera shoot. I right click all my clips and make into an audio-synced multicam clip. But…there are gaps between clips, leaving large areas of dead space. I’m trying to upload a simple review cut for a client, but it’s making it really difficult. Since the timeline is apparently not magnetic within the multiclip editor, and moving clips results in loss of sync, is the only way to deal with this to drop the multiclip into a timeline, find all of the cuts (like, 20 of them), and pull them out like that?

    Video editor, animator, composer, producer
    JustinCrowell.com

    Slavik Boyechko replied 13 years, 2 months ago 7 Members · 19 Replies
  • 19 Replies
  • Bill Davis

    June 7, 2013 at 4:16 pm

    Not sure what you mean.

    Syncing in the angle editor takes multiple camera takes and, attempts to find common points of reference (typically audio tracks) to align them in time.

    It sounds like you have one overall track (audio perhaps?) that forms your projects base timing unit, and X is syncing discontinuous video clips to it?

    If so, the gaps are there to keep everything synchronized.

    It’s hard to say without seeing what’s happening. If you want to post a screen cap of where you’re having trouble, maybe those of us with more X experience can help you sort it out.

    Know someone who teaches video editing in elementary school, high school or college? Tell them to check out http://www.StartEditingNow.com – video editing curriculum complete with licensed practice content.

  • Justin Crowell

    June 7, 2013 at 4:35 pm

    Gotcha…the multiclip editor is adding in pauses with NO content. It’s just two cameras–they aren’t synced to external audio, only internal. Screenshot below:

    Video editor, animator, composer, producer
    JustinCrowell.com

  • James Cude

    June 7, 2013 at 4:52 pm

    Are you positive you synced only by audio- those look like they are synced by timecode.

  • Justin Crowell

    June 7, 2013 at 5:07 pm

    That’s what I figured.
    I selected all my clips, right clicked, went to “New multicam clip” …
    I’ve tried different options in the drop-downs:
    Angle assembly: Auto and Camera Angle
    Angle Clip Ordering: Auto and Content created
    Angle Synchronization: Auto and Content created

    “Use audio for synchronization” is checked. I’m really stumped!

    Video editor, animator, composer, producer
    JustinCrowell.com

  • Justin Crowell

    June 7, 2013 at 6:29 pm

    If it helps any, when I try to do “synchronize clips” instead of making a new multiclip, it doesn’t work right–clips that were shot linearly are laid above each other. This is really frustrating–there’s just way too much footage for me to sort through and edit out the time gaps. I’m just trying to give the client some quick review footage.

    Video editor, animator, composer, producer
    JustinCrowell.com

  • David Eaks

    June 7, 2013 at 7:41 pm

    Looks right to me, that’s exactly how my multicam clips turn out. The gaps are the real time lengths between hitting stop and hitting record again. It would be nice if the angle editor had a magnetic option, so there would not be any empty gaps and at least one angle would occupy every frame of the Multicam Clip. I’ll be submitting that as feedback after posting this, please do use the feedback form for your requests as well.

    Assuming the 5D clips were recorded more “precisely” and the extra handles of the 250 will be cut completely, I’d say it looks like a quick and easy job to drop the multiclip in a project, skim through and cut the garbage. I’d find the duraion of that first 5D clip and zoom the timeline so it fills the timeline window. With the angle monitor showing (command-shift-7), skim through watching for black on angle 2, blade at the in point of an empty gap then option-[ to trim it out. Repeat 10-15 times. Share. If you’re keeping the handles from the 250, just look for black on both angles.

    If you insist on doing it in the angle editor it’s going to take much longer. In the past I’ve not been able to select two synced clips and move them in the angle editor without them losing sync. Manually moving one clip at a time then using “sync to monitoring angle” for the corresponding clip is a nightmare of unnecessary work and potential clip collisions depending on the varying start/stop times of each camera. IMO, just let the gaps be and edit in the timeline.

  • Bill Davis

    June 7, 2013 at 7:41 pm

    Honestly, Justin, I think the problem is that you came into the X multicam suite thinking that it was going to be “I’ll just click a few buttons and everything will instantly work.”

    Syncing multi-cam from potentially many different cameras with different frame rates and potentially different codecs is NOT a trivial thing. So Apple built a good deal of sophistication into this tool. It allows you to sync by various elements in various ways – BUT it’s not a “just toss everything in it and hit “auto” process. You have to use it with some preparation and intent unless you have very clean and properly prepared original media. (which is to say footage which is recorded with clear sync info in place and/or properly marked in post with the correct Angles and Camera IDs available)

    The program kinda has to know just what the BASE syncronization track should be. Is it a master shot? A sound track? A master timecode file? In short, what is the “drummer” that everything needs to march to?

    YOU kinda have to tell X what that is.

    If the majority of your clips are real-time multi-cam clips with either timecode or consistent audio scratch tracks – you might START using the auto sync tools in X to make a multi-cam clip out of those.

    Then you can ADD tracks in either batches (or one by one as needed) – setting the sync process to whatever that particular clip or group needs.

    In other words – work “cumulatively” rather than just tossing everything at it and thinking that X will sort it all out perfectly – cuz, sometimes that works. But often, it just doesn’t.

    It would also be helpful if you watched through some of the multi-cam training on-line so that you can get a solid foundation on the preferred order and options for the various FCP-X sync modes.

    My best 2 cents, anyway.

    Know someone who teaches video editing in elementary school, high school or college? Tell them to check out http://www.StartEditingNow.com – video editing curriculum complete with licensed practice content.

  • Bill Davis

    June 7, 2013 at 7:49 pm

    Interesting, David.

    I’ve NEVER worked that way and it’s fascinating to see your response.
    (I mostly shoot synced mult-cam of music events so there’s little or no starting and stopping for cameras when the performance is unfolding!)

    It’s pretty cool that X can do what you’ve done, actually, adding in gaps of nothing to keep things in sync across disconnected cameras.

    I keep learning every day about this tool.

    Thanks for the info.

    Know someone who teaches video editing in elementary school, high school or college? Tell them to check out http://www.StartEditingNow.com – video editing curriculum complete with licensed practice content.

  • Justin Crowell

    June 7, 2013 at 8:31 pm

    I’m honestly a bit confused about what you’re telling me, here. I’m not asking FCPX to do some crazy thing–I’m actually asking for it to do less automation. I’ve used the multicam before. Only for continuous stuff, so this wasn’t an issue.

    I’m syncing from TWO cameras. Same frame-rate, same codec. Audio is clear, easily synced. I labeled my angles in the info inspector. Is there a way I don’t know about to tell it which camera will provide my base?

    I’m not expecting some perfect solution. I’m fine with the need for more configuration. I’m just trying to do something that FCP7 or Premiere + PluralEyes would make pretty simple. I can’t, for the life of me, figure out why that would be unreasonable….

    Then you can ADD tracks in either batches (or one by one as needed) – setting the sync process to whatever that particular clip or group needs.

    Not sure I understand…are you saying I can add tracks to multiclips?? Or maybe I’m supposed to sync up my clips in pairs, and then pull those in as multiclips? Or can I sync on the timeline or something?

    I’m trying to speed up my workflow, which is why I came to X. I have loads of shoots like this, and scanning through and finding cuts when there are 20 per interview and I’ve done 15 interviews in a day gets really time consuming and tedious.

    I should add that I DO find this timecode approach potentially useful. I just want the option to not have it there if the situation calls for that…

    Video editor, animator, composer, producer
    JustinCrowell.com

  • Justin Crowell

    June 7, 2013 at 8:34 pm

    Yeah, that’s kind of what I figured. I’ve been editing it in the timeline, just skimming through and dropping cuts. It unfortunately makes this work take a long enough amount of time given how much footage I have that I’ll probably have to switch back to 7 to do it “efficiently.” Seems odd to me that I can’t tell it to ignore timecode (seems like “angle clip ordering” should do that).

    Video editor, animator, composer, producer
    JustinCrowell.com

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