[MPlayer-users] /dev/mixer problem

André Fettouhi Andre.Fettouhi at exp2.physik.uni-giessen.de
Fri Jul 16 09:27:13 CEST 2004


I'm running the latest version of MPlayer (1.0pre5) and I problems with 
the sound. If I use alsa get the following error message during playback

alsa-control: mixer attach /dev/mixer error: No such file or directory

and in the terminal

[fettouhi at pczo fettouhi]$ gmplayer
MPlayer 1.0pre5-3.3.3 (C) 2000-2004 MPlayer Team

CPU: Advanced Micro Devices Athlon Thunderbird 1349 MHz (Family: 6, 
Stepping: 2)
Detected cache-line size is 64 bytes
CPUflags:  MMX: 1 MMX2: 1 3DNow: 1 3DNow2: 1 SSE: 0 SSE2: 0
Compiled for x86 CPU with extensions: MMX MMX2 3DNow 3DNowEx

Reading config file /usr/local/etc/mplayer/mplayer.conf: No such file or 
directory
Reading config file /home/fettouhi/.mplayer/config
[cfg] read config file: /home/fettouhi/.mplayer/gui.conf
Reading config file /home/fettouhi/.mplayer/gui.conf
vo: X11 running at 1280x1024 with depth 24 and 32 bpp (":0.0" => local 
display)
Reading /home/fettouhi/.mplayer/codecs.conf: Can't open 
'/home/fettouhi/.mplayer/codecs.conf': No such file or directory
Reading /usr/local/etc/mplayer/codecs.conf: Can't open 
'/usr/local/etc/mplayer/codecs.conf': No such file or directory
Using built-in default codecs.conf.
font: can't open file: /home/fettouhi/.mplayer/font/font.desc
Font /usr/local/share/mplayer/font/font.desc loaded successfully! (206 
chars)
Linux RTC init error in ioctl (rtc_irqp_set 1024): Permission denied
Try adding "echo 1024 > /proc/sys/dev/rtc/max-user-freq" to your system 
startup scripts.
Using usleep() timing
Can't open input config file /home/fettouhi/.mplayer/input.conf: No such 
file or directory
Can't open input config file /usr/local/etc/mplayer/input.conf: No such 
file or directory
Falling back on default (hardcoded) input config
SKIN dir 1: '/home/fettouhi/.mplayer/Skin'
SKIN dir 2: '/usr/local/share/mplayer/Skin'

Playing /home/fettouhi/yabbitboy.adultbouncer.com_01.mpg.
MPEG-PS file format detected.
VIDEO:  MPEG1  320x240  (aspect 1)  29.970 fps  750.0 kbps (93.8 kbyte/s)
==========================================================================
Opening audio decoder: [mp3lib] MPEG layer-2, layer-3
MP3lib: init layer2&3 finished, tables done
AUDIO: 32000 Hz, 2 ch, 16 bit (0x10), ratio: 16000->128000 (128.0 kbit)
Selected audio codec: [mp3] afm:mp3lib (mp3lib MPEG layer-2, layer-3)
==========================================================================
==========================================================================
Opening video decoder: [mpegpes] MPEG 1/2 Video passthrough
VDec: vo config request - 320 x 240 (preferred csp: Mpeg PES)
Could not find matching colorspace - retrying with -vf scale...
Opening video filter: [scale]
The selected video_out device is incompatible with this codec.
VDecoder init failed :(
Opening video decoder: [libmpeg2] MPEG 1/2 Video decoder libmpeg2-v0.3.1
Selected video codec: [mpeg12] vfm:libmpeg2 (MPEG 1 or 2 (libmpeg2))
==========================================================================
Checking audio filter chain for 32000Hz/2ch/16bit -> 32000Hz/2ch/16bit...
AF_pre: af format: 2 bps, 2 ch, 32000 hz, little endian signed int
AF_pre: 32000Hz 2ch Signed 16-bit (Little-Endian)
alsa-init: got device=0, subdevice=0
alsa-init: 1 soundcard found, using: default
alsa: 32000 Hz/2 channels/4 bpf/65536 bytes buffer/Signed 16 bit Little 
Endian
AO: [alsa] 32000Hz 2ch Signed 16-bit (Little-Endian) (2 bps)
Building audio filter chain for 32000Hz/2ch/16bit -> 32000Hz/2ch/16bit...
Starting playback...
VDec: vo config request - 320 x 240 (preferred csp: Planar YV12)
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is undefined - no prescaling applied.
VO: [xv] 320x240 => 320x240 Planar YV12
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory
ALSA lib control.c:654:(snd_ctl_open_noupdate) Invalid CTL /dev/mixer 0%
alsa-control: mixer attach /dev/mixer error: No such file or directory

alsa-uninit: pcm closed

Exiting... (Quit)

What is wrong here. My soundcard is a VT82C686 AC97. If my  mixer is 
really attached somewhere else how do I figure that out?

Kind Regards

André Fettouhi

-- 
-------------------------------------------------------
M. Sc. André Fettouhi
Justus-Liebig-Universität Giessen
II. Physikalisches Institut
Arbeitsgruppe Prof. Geissel
Heinrich-Buff-Ring 14
Office: Raum 25
D-35392 Giessen
Germany
Telephone: +49-641-99-33253
Fax: +49-641-99-33239
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