Audio Blips in transitions, Part VIII ... continuing

Driving me crazy, practically ALL of my transitions have the sound click or blip at the beginning and end of a transition. I've got music on the second track- so all I want is silence - everying set to zero, nevertheless... So, I've deleted the transition, extracted the audio from both sides, added a new transition (between two clips with zero audio... and Viola'!! Sound blips are there again. (and I tried deleting the audio clips... this combo is not working. Here's the apple advice:

(new input WELCOME...thanks)

You hear a pop or gap during a title or transition in iMovie
After applying a title or transition, you may sometimes hear a pop or brief period of silence between the transition and the next clip.

This can happen when using iMovie versions 3, 4, and 5.

If you experience this, try extracting the audio from your video clip to a separate track before applying the title or transition. Follow these steps:
Select the affected clip.
To undo the title or transition you have added: From the Edit menu select Undo, or from the Advanced menu select Restore Clip.
Select the video clip in the timeline.
From the Advanced menu, select Extract audio. The audio for the selected clip will be moved to its own audio track in the timeline.
Add your transition or effect.

This document will be updated as more information becomes available.

Posted on Sep 10, 2005 5:49 PM

Reply
27 replies

Sep 20, 2005 2:46 PM in response to Dan Knofler

This has been driving me absolutely nuts. I finally extracted all the audio from all the clips and then turned the audio OFF on the video clips (since even after you extract the audio, the audio actually still remains there). This took out all my pops. I will try a re-install, but first, I'm going to test the issue on my powerbook to see if it is there as well.

Sep 20, 2005 6:39 PM in response to MacTrek

Whatever the the problem is caused by, (obviously weak audio handling code )I did everything noted in these discussions. When you have tried every fix known to man & dog there is only 1 thing left (I don't mean throwing the mac off a cliff)
A complete reinstall finaly got rid of it. Now I have iMovie 2,3,4,5 on the same G5. No more audio clicks, maybe a few other minor issues... but no clicks.
If everything works at the CD install level, maybe stay there.
If you decide to continue, do all OS upgrades first. Then software starting with Quicktime. Download the installer as a offline standalone installation. Don't upgrade via internet connection. Then continue iLife upgrades. Repair permissions etc.
At CD insatll level eveything worked. I can see no improvement directly from upgrades that I have done.
This is what is working for me. I can't say it works for all the different hardware /software combos out there.

Mark

Sep 26, 2005 11:37 PM in response to Dan Knofler

I'm having the same problem, and the so-called "help" at Apple's tech page is useless (I tried what they suggested before even reading their advice). The problem appears to be how iMovie is applying the transition. I removed all the audio from the clips, and without transitions, it plays silent. When I add the transitions back in, if you turn on the "Volume level" to see the volume lines, you'll notice the line has breaks between the clips and the transitions, and the pops occur right at those breaks. It's like iMovie is out of sync with the transitions. This is frustrating me beyond words, and I hope someone out there comes up with a solution that works (and posts it).

Sep 26, 2005 11:47 PM in response to Dan Knofler

This problem has been going on since the release of iMovie HD and a lot of very thoughful people have offered many different solutions with varying results, whic have been greatly appreciated by many people. It is a shame that the Apple software developers have not jumped on the wagon and offered some sort of a cure. It makes the simple process of creating a home movie into a time consuming, potluck nightmare.

I have my own solution. I use iMovie 04 to create my basic movie and then update in iMovie HD. - Aaargh!!!!

Sep 30, 2005 4:32 PM in response to Dan Knofler

I have noticed a lot of users are having problems with the audio noise that sometimes arises when you insert transitions. The Apple workaround is to extract the necessary audio and then uncheck the video sound box in the video/audio timeline viewer as this is where the static is caused.

However, this tends to be annoying if you want to either edit or perhaps add further transitions that cut through video where you have already extracted the audio.

I think another option for iMovie HD 5.02 is a workaround that I had used constantly back in iMovie 3.03. That is to add a title transition (with nothing in it) that floats over the transition where the sound glitch occurs!

For example
1. In iMovie HD 5.02, cut the clip before the sound glitch using command-T.

2. Add a title effect - I tend to use a subtitle as it is usually what I'm working with, but other effects (like centred) work just as well. CLEAR the contents of the title boxes. Make it long enough to cover the audio problems and apply...

3. You will either get a magnificant solution to your problem (which is especially good as it is an undoable feature by pressing backspace after the clip is highlighted) OR you will get one more sound glitch at the end of the title effect. BUT IF YOU REPEAT THIS PROCESS by adding (and you might as well make the effect as long as possible) title effects throughout the whole project, the amazing thing is that when these effects run together - You get no noise!!!!

Ok, you might get noise if you were unfortunate enough to finish the title effect right on a transition and in this case you obviously need to ensure that you don't do this by varying the length of the transition.

IN SHORT....
1. Ignore the problem until you have finished your project.
2. (Worst case) Add long blank title effects starting at the beginning and continue adding them until you reach the end.

An added advantage is that this beats the endless audio extraction that some of you will otherwise have to do to "fix" this annoying problem.

Anyway I hope this works as well for you as it has done so for me.

Oct 3, 2005 9:36 PM in response to Ian S.

Hi... we are having this audio glitch problem BUT...I don't understand this solution..how do you insert a title effect and make it "invisible", if that is what you mean? what exactly do you mean by "Make it long enough to cover the audio problems and apply..." ? When i insert a title effect with blank title boxes i get a black "screen" for duration of the effect..
Thanks
-mark

Oct 4, 2005 4:46 PM in response to SDIllini

yea, i figured this one out too,

the other trick is to apply the letterbox effect, but then open it as wide as possible so nothing really changes, a sort of "ghost" effect, for some reason these sorts of trix work.

test it first between two transitions, just to make sure, because if your rendering takes a long time, and you do it all at once for a whole hour of media, and you wait, and it doesn work, you'll feel like Poo.

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Audio Blips in transitions, Part VIII ... continuing

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