[MPlayer-users] MPlayer and DTS 5.1 (surround)

[deepak]

I get no sound. On aldding the -ac alsa switch, I get a very low, washed 
out hum.

d at d-ubuntu:/media/music$ mplayer -channels 6 -af channels=6 chd-disc2.avi 
MPlayer dev-SVN-r24441-4.1.2 (C) 2000-2007 MPlayer Team
CPU: Dual Core AMD Opteron(tm) Processor 165 (Family: 15, Model: 35, Stepping: 2)
CPUflags:  MMX: 1 MMX2: 1 3DNow: 1 3DNow2: 1 SSE: 1 SSE2: 1
Compiled for x86 CPU with extensions: MMX MMX2 3DNow 3DNowEx SSE SSE2
mplayer: could not connect to socket
mplayer: No such file or directory
Failed to open LIRC support. You will not be able to use your remote control.

Playing chd-disc2.avi.
AVI file format detected.
[aviheader] Video stream found, -vid 0
[aviheader] Audio stream found, -aid 1
AVI: ODML: Building ODML index (2 superindexchunks).
AVI: ODML: Broken (incomplete?) file detected. Will use traditional index.
VIDEO:  [XVID]  1280x528  12bpp  23.976 fps  5528.4 kbps (674.9 kbyte/s)
Clip info:
 Software: VirtualDubMod 1.5.10.2 (build 2540/release)
==========================================================================
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
Selected video codec: [ffodivx] vfm: ffmpeg (FFmpeg MPEG-4)
==========================================================================
==========================================================================
Opening audio decoder: [libdca] DTS decoding with libdca
Stream with high frequencies VQ coding
AUDIO: 48000 Hz, 6 ch, s16le, 1536.0 kbit/33.33% (ratio: 192000->576000)
Selected audio codec: [dts] afm: libdca (DTS-libdca)
==========================================================================
AO: [oss] 48000Hz 6ch s16le (2 bytes per sample)
Starting playback...
VDec: vo config request - 1280 x 528 (preferred colorspace: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 2.42:1 - prescaling to correct movie aspect.
VO: [xv] 1280x528 => 1280x528 Planar YV12 
New_Face failed. Maybe the font path is wrong. 1 ??% ??% ??,?% 0 0 
Please supply the text font file (~/.mplayer/subfont.ttf).
subtitle font: load_sub_face failed.
A:  22.4 V:  22.4 A-V:  0.001 ct:  0.005 539/539 16%  0%  5.1% 0 0 
Exiting... (Quit)




Giacomo Comes wrote:
> On Fri, Sep 14, 2007 at 11:17:18PM +0530, deepak wrote:
>   
>> It is DTS 5.1, but mplayer is downmixing it to 2ch
>>     
>
> If you have a soundcard with 6 speakers, you need to pass the options
> -channels 6 -af channels=6
> in order to have a 6 channels output.
>
> Giacomo
>
>   
>> Krzysztof Duchnowski wrote:
>>     
>>>>> ==========================================================================
>>>>> Opening audio decoder: [libdca] DTS decoding with libdca
>>>>> Stream with high frequencies VQ coding
>>>>> AUDIO: 48000 Hz, 2 ch, s16le, 1536.0 kbit/100.00% (ratio: 192000->192000)
>>>>> Selected audio codec: [dts] afm: libdca (DTS-libdca)
>>>>> ==========================================================================
>>>>>       
>>>>>           
>>> Haaaaaa?
>>> So it's 5.1ch or 2ch DTS?
>>> What says "mplayer -frames 1 -identify -ao null -vo null chd-disc2.avi"?
>>>
>>>   
>>>       
>> _______________________________________________
>> MPlayer-users mailing list
>> MPlayer-users at mplayerhq.hu
>> http://lists.mplayerhq.hu/mailman/listinfo/mplayer-users
>>     
>
>