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No A/V/ delay taken into account - Printable Version

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RE: No A/V/ delay taken into account - Selur - 26.09.2021

Quote:No. Not as expected. I wasn't clear ...
With a delay of 0, I should expect a sync video. In fact, the 1000 ms written in the source file (and read by Hybrid) is not correct : It should be 0 ms in the metadata (or the head of the file) since the mkv source file is sync.
How do you know that. Any media player should use the delay specified in the headers.
So if the original file is sync with a delay of 1000ms that should be the correct value.

Quote:Do I have to keep the Hybrid bundle you gave me, or the original files from the installer (.dmg) ?
No need to keep any of them. The dev version is newer and has a few bugs fixed.

Cu Selur


RE: No A/V/ delay taken into account - frederic - 26.09.2021

Quote:How do you know that. Any media player should use the delay specified in the headers.

So if the original file is sync with a delay of 1000ms that should be the correct value.

Sometimes there is error in the header, and the header of the file is not reset. It happens sometimes/rarely; and I wish I had put the delay I wanted.


RE: No A/V/ delay taken into account - Selur - 27.09.2021

https://github.com/gpac/gpac/issues/1920#issuecomment-927612106
-> was a bug in MP4Box
I'll make sure to update MP4Box tomorrow or the day after.

Cu Selur


RE: No A/V/ delay taken into account - frederic - 27.09.2021

Whaou !
I am waiting for a new bundle. Thanks for your patience and tenacity
BR,


RE: No A/V/ delay taken into account - frederic - 29.09.2021

Hello,

Good news. 
I installed one of the last version of gpac / MP4Box (gpac-1.1.0-DEV-rev1299-g03531768-master.pkg from https://gpac.wp.imt.fr/downloads/gpac-nightly-builds/).
After this installation, I copied the MP4Box (from the gpac.app/Contents/MacOS/ directory) into the directory of the Hybrid.app (Contents/MacOS/). Previously, I renamed your version of MP4Box, and copied this new version.
Now, all values put into the field A/V Delay are taken into account. Now It works fine !

Thanks for that tip about Mp4Box.

Probably, you have to check the version of mkvToolNix too, for muxing mkv file.

BR and good luck,

NB: I will check if subtitle are correctly burned/embedded in the video


RE: No A/V/ delay taken into account - Selur - 29.09.2021

Sorry, totally swamped at work and normal live atm. otherwise I would already have send you a link to dev version with a current MP4Box version, but happy you figured it out and it's working now. Smile

Cu Selur