[CentOS] MP4/H.264 codec for Firefox?

Mark LaPierre
Mon, 02 Oct 2017 00:02:08 -0000

On 10/01/17 12:13, Roman Kennke wrote:
> Am 01.10.2017 um 12:28 schrieb hw:
>> Roman Kennke <roman at kennke.org> writes:
>>
>>> Hello,
>>>
>>> I am trying to get MP4/H.264 playback in Firefox to work on my
CentOS
>>> laptop (for vimeo).
>>>
>>> I installed the gstreamer plugins as described here:
>>>
>>> https://wiki.centos.org/TipsAndTricks/MultimediaOnCentOS7
>>>
>>> (No, I did not install Flash, VLC and all the other stuff. I only
want
>>> HTML5 MP4 playback..)
>>>
>>> I enabled the nux repos. I did install all available gstreamer
>>> plugins, i.e. -good -bad -ugly -ffmpeg etc. No success.
>>>
>>> Has anybody got mp4 playback working?
>>>
>>> Here's a test page:
>>>
>>> https://www.quirksmode.org/html5/tests/video.html
>> All movies on that page play without having taken any particular
>> precautions in Seamonkey (I dislike Firefox).
>>
>> However, I have ffmpeg and mplayer installed (compiled from source
>> because there aren?t packages for those).? I don?t know if any of them
>> are being used by Seamonkey.
>>
>>
>> yum list installed | grep gstream
>> gstreamer.x86_64?????????????????????? 0.10.36-7.el7??????????????????
>> @base
>> gstreamer-plugins-base.x86_64????????? 0.10.36-10.el7?????????????????
>> @base
>> gstreamer-tools.x86_64???????????????? 0.10.36-7.el7??????????????????
>> @base
>> gstreamer1.x86_64????????????????????? 1.10.4-2.el7???????????????????
>> @base
>> gstreamer1-plugins-base.x86_64???????? 1.10.4-1.el7???????????????????
>> @base
>>
>>
>> Those must have been installed for dependencies; I didn?t install them
>> explicitly.
>
> Installing ffmpeg-libs solved it for me. I suspect that FF links against
> ffmpeg-libs or via gstreamer-ffmpeg or some such.
>
> Thanks, Roman

What repo did you find ffmpeg-libs in?


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