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I’ve noticed a ghost effect after a render for the same format (mp4)
Posted by Katana Puffin on August 23, 2016 at 5:16 pmHow can i fix this?
I’ve a issue where my original mp4 file is not the same after my rendering, where i can noticed a ghost effectLászló Kovács replied 10 years ago 3 Members · 12 Replies -
12 Replies
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Steve Rhoden
August 23, 2016 at 7:18 pmDisable resampling on all your Video events and you will be ok.
Steve Rhoden (Cow Leader)
Film Maker & VFX Artist.
Owner of Filmex Creative Media.
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László Kovács
August 23, 2016 at 7:31 pmHi,
this is just my guess, as I don’t know the details what really happened to you.
You may see the interpolation, which Vegas does by default, if your source framerate is not the target framerate.
I saw this effect too: I do my recordings in 1920*1080@50p.
If I want to render this to -say- 25p, the ghosting is there.
If I don’t want it, I disable resample (right click/poperties).
Sometimes -lets say people are dancing on a stage- I don’t want to resample. Sometimes -say I need a slowmotion- I do want resample.So, check the framerate of your source material and the target you want render to.
If the framerates are aliquot, you can disable resampling. Otherwise I’d expect a worse result.Regards
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Katana Puffin
August 23, 2016 at 8:46 pm -
László Kovács
August 24, 2016 at 5:57 amHi,
It seems that your project framerate is 59.951 (where does this come from?), and you render to a 59.94 (double NTSC) framerate file.
So there’s a difference, and still there’s no information about the source framerate (the media you are using in your project).Kind regards
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Katana Puffin
August 24, 2016 at 7:50 ami render to 59.94 for doing video at 60 fps.
How can i get infos on source video? -
László Kovács
August 24, 2016 at 3:07 pmHi,
Therare more ways to get this info.
1. Right click the media on your timeline, and select properties. On the “general” tab you’ll find the info.
2. In the poroject media select the file, then status bar will change to show the info about the file.I would set up the project to match the source (or the majority of sources if there are different ones) framerate, and would render to a file with the same framerate.
If you do this, there’s no need to resample.Regards
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Katana Puffin
August 24, 2016 at 5:08 pm -
László Kovács
August 25, 2016 at 4:27 amYes, exactly.
I see, your project framerate matches the source.
Try to create a render template with a matching framerate.
And then do the render with that.
That will eliminate the ghosting effect.Regards
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Katana Puffin
August 25, 2016 at 7:09 amOk thx i will try.
If i remember correctly, i’ve already tried to render at the same values, but it change automatically in render templates.Sorry for my bad english
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László Kovács
August 25, 2016 at 7:42 amYou need to save your render template, if you want to reuse it later 😉
Regards
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