no audio on export

Asked by Matt Baker

Made a new project. Video and audio both worked on playback. Tried exporting to several different formats. In each case, the video works but there's no audio :(

I'm using OpenShot 1.4.3 on Ubuntu 14.10.

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Adrian King (stoneyfish) said :
#1

Exactly the same issue for me too, but it also happens in kdenlive too.

Ubuntu 14.10 64 bit (upgraded from 14.04)

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Bill Hammond (ka1ssr) said :
#2

I'm having the same issue with OpenShot. When I run avprobe on the rendered video file, it shows ni audio stream.

Everything was working fine until the upgrade.

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Pat OBrien (patobrien1) said :
#3

Same here. Tried re-installing and same results.

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Jon Arnold (jonarnoldsemail) said :
#4

This is affecting me too. No codec seems to work.

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Olivier Girard (eolinwen) said :
#5

The solution seems to be in the related bugs (the issue comes from MLT).

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fabricio (fabricionos) said :
#6

Pessoal eu encontrei a solução hoje em um link relacionado:

https://askubuntu.com/questions/541635/no-audio-in-rendered-video-files/548279

É dele que retiro os seguintes dizeres:

"Ok I have found a solution to this problem, this is a bug in mlt which was updated with the upgrade to 14.10. It's not related to pulse-audio!

Anyway the solution it's just to install the latest debian version of the package which has a bugfix for this problem. So you have to install libmlt6 and libmlt++3 (version 0.9.2+git20141027-1 for both packages, which are dependent on each other). So you go here: http://packages.debian.org/sid/libmlt6 and here: http://packages.debian.org/sid/libmlt++3 and in both pages at the bottom there's the option to Download the package, you choose your architecture and download both packages. Then you have to put both packages in the same folder, open that folder in the terminal and type "sudo dpkg -i libmlt++3_0.9.2+git20141027-1_amd64.deb libmlt6_0.9.2+git20141027-1_amd64.deb" where the name of the two packages can change if you have a different architecture than amd64.

These are the links to the bug in debian: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=760773 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=761593

Now I will try to notify the ubuntu developers to backport the package to 14.10."

Os links das páginas que o colaborador indicou são:

https://packages.debian.org/sid/amd64/libmlt6/download

https://packages.debian.org/sid/amd64/libmlt++3/download

Obrigado a todos!

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Rob Grune (rg-pigl) said :
#7

NOT TRUE.

LIBMLT6 AND LIBMLT++3 DOES NOT SOLVE THE PROBLEM.

I installed the libmlt into Ubuntu 14.10. Problem remains: no audio is compiled with video.

For those interested, a ppa exists for the mlt files:
http://ppa.launchpad.net/sunab/kdenlive-release/ubuntu

This ppa is supposed to have everything needed to solve the problem, but it does not solve.

Can anyone find a solution for compiling video+audio using Openshot with Ubuntu 14.10 ?

many thanks.

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Olivier Girard (eolinwen) said :
#8

If your problme is not solved with the previous solution about mlt its could comes from ffmpeg or rather his fork.
See this faq https://answers.launchpad.net/openshot/+faq/2645 and use this ppa https://launchpad.net/~kirillshkrogalev/+archive/ubuntu/ffmpeg-next and try again. Mainly, the update of mlt is enought for having a working installation of openshot.

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Rob Grune (rg-pigl) said :
#9

@Girard:

Thank you for reply!
I got it to work by the following:

1/ added these repositories:
http://ppa.launchpad.net/openshot.developers/ppa/ubuntu
http://ppa.launchpad.net/sunab/kdenlive-release/ubuntu

2/ used Synaptic to install ALL "libmlt" files and all the codecs that show up in search

3/ AFTER the above, installed the Openshot (not before).

voila, Openshot now working.

BUT the sync is now off: the audio precedes the video by about 0.3 seconds

any ideas to solve the sync problem?

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