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Date:      Thu, 21 Jun 2012 05:55:02 +0200
From:      Bernt Hansson <bah@bananmonarki.se>
To:        David Demelier <demelier.david@gmail.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: No surround sound with Creative SB Live! card
Message-ID:  <4FE29B16.5060005@bananmonarki.se>
In-Reply-To: <4FDF7326.1080201@gmail.com>
References:  <4FDA0B5E.4090901@gmail.com> <4FDAAF5E.4040500@gmail.com> <4FDAECF8.4080007@gmail.com> <4FDB1BB0.8060800@bananmonarki.se> <4FDF7326.1080201@gmail.com>

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2012-06-18 20:27, David Demelier skrev:
> On 15/06/2012 13:25, Bernt Hansson wrote:
>> On 2012-06-15 10:06, David Demelier wrote:
>>> On 15/06/2012 05:43, Edward M wrote:
>>>> On 06/14/2012 09:03 AM, David Demelier wrote:
>>>>> I have an old SB Live! card with a 5.1 speaker set, but i can't get
>>>>> sound from center and rear speakers with mplayer.
>>>>>
>>>>> I'm using the snd_emu10kx driver and when I try to play a DVD I get
>>>>> sound only through the front speakers (and LFE) like a 2.1
>>>>>
>>>>> Adding -channels 6 to the mplayer args does not help.
>>>>>
>>>>> Cheers,
>>>>
>>>> Sounds like the DVD surround audio is encoded in AC-3 Dolby Digital or
>>>> DTS. So a decorder is needed.
>>>>
>>>
>>> That's what mplayer says:
>>>
>>> ==========================================================================
>>>
>>>
>>> Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
>>> AUDIO: 48000 Hz, 6 ch, s16le, 448.0 kbit/9.72% (ratio: 56000->576000)
>>> Selected audio codec: [ffac3] afm: ffmpeg (FFmpeg AC-3)
>>> ==========================================================================
>>>
>>>
>>> AO: [oss] 48000Hz 6ch s16le (2 bytes per sample)
>>>
>>> What do you mean by "a decoder is needed"?
>>
>> Have you tried vlc or xine?
>
> It does not work with VLC too, do you need to tweak some settings?

Try $ vlc filename

I've tried a file that gave this error

[0x2bb4b43c] main decoder error: no suitable decoder module for fourcc 
`mp4v'. VLC probably does not support this sound or video format.



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