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[Bug 520941] Re: Fade in/out glitches

 

Hi Andy

Thanks for your reply.

The issue persists...but only in this unusual scenario.

sorry for the slight diversion here...

 I don't have the most powerful machine, and it can't handle editing
1080p, so what I do is use ffmpeg to scale it down by a factor of 4
(480x270) same frame rate (ie I make a "-fast" version of each raw
clip). I created a custom profile which is 480x270 29.97fps. I edit
using that, then save project as the normal 1080p 29.97 profile that
comes with openshot. Close openshot, use a text editor to find replace
the paths of the mp4 file with the hd ones. Re-open with openshot and
export using the normal HD profile. This seems to work fine..except...

now it is doing it's "transition skipping thing" when I re-open the HD
project and when I export the skips are in the final mp4.

Now I thought I had found the reason: When I created my custom 480x270
profile I entered the fps as 2997/100 but the normal openshot HD profile
is 30000/1001 which is more accurate I gather. So I thought..easy..I
just have to change my low-res profile to match the normal HD one (ie
30000/1001). ...but no joy so far?

Any ideas?

Do some manufacturers produce 29.97fps and some 29.97002...?

Also, what actually happens when you "save project as"? From the .osp it
seems just the profile line changes?

Thanks for your help

Oliver

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https://bugs.launchpad.net/bugs/520941

Title:
  Fade in/out glitches

Status in OpenShot Video Editor:
  In Progress

Bug description:
  Hi,

  I don't know if anyone else has experienced this, but now and again
  (not all the time) my fades in and out glitch at the outer end: before
  a fade in, the image or video appears momentarily (probably just for
  one frame) then disappears, and the fade starts normally. Similarly at
  the end, with the final frame flashing up full brightness.

  It also seems to some extent to happen on audio - it's like OpenShot
  realises a moment too late that it's not meant to be playing the
  audio, or that a fade is meant to be happening.

  Sometimes it doesn't happen, and sometimes it fixes itself...
  unfortunately not on a 'quick' project I've been doing this morning!

  Anyway. It's absolutely great work - I'm so impressed! Something as
  good as this, and non-linear (I can't understand what you can even do
  with linear editing!) is a joy to have!

  Ubuntu 8.04
  DEB 1.0.0

  Again - great application. I've already done some stuff I'm really
  pleased with!

  Cheers,

  Mike

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