View Full Version : TsMuxer and Audio Delay
Beak
27th September 2009, 02:03
Hello.
If you demux an audio stream with tsmuxer that is showing and audio delay of say 83ms, is the resulting demuxed file fixed?
In other words, does is the displayed audio delay corrected?
Thanks for any help...
sekininsha
28th September 2009, 01:36
tsmux not fixed, you can demux an audio with eac3to and the audio will be corrected ..
Capsbackup
29th September 2009, 02:32
You can put the audio delay back on remux with txMuxeR.
belcampo
29th September 2009, 09:57
I'm not sure, but I think it's corrected. What I do is demuxANDcut DVB-S sources. Encode the shortened demuxed files, mux them together again and have it perfectly synced, even when the source material sometimes is more than 1100ms off. I nowhere add the original delay.
If you tell tsMuxeR, I want 60min of video and 60min of audio, starting from time x, as far as I can see it will take the delay into account.
The problem comes from the splitting, also see http://forum.doom9.org/showthread.php?t=149870
chompy
30th September 2009, 11:33
Ok, here is one example of what I'm getting:
I want to remux a bluray m2ts, so I open it with TSmuxeR 1.10.6, I select the tracks I want to keep (video, subtiltes and an audio track which has a delay of 8 ms), then I start muxing and when the process finish, if I open the new m2ts in TSmuxeR, the audio track has no delay... The original 8ms delay has been applied during the muxing process or do I have to apply it manually with other sofware?
Greetings
Capsbackup
30th September 2009, 15:46
If you are adding demuxed individual files to tsMuxeR, you will need to highlight the audio file and then set the audio delay you want.
If you have added an existing .m2ts file that, if you highlight the audio file, has an audio delay, it should retain it. You may need to select Blu-Ray as your output rather than .m2ts, then when the remux/rebuild is complete, you will now have an .m2ts that has the delay.
I have found tsMuxeR does not seem to work properly/retain negative audio delays though. :(
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