[MPlayer-users] Mencoder problem with /dev/dsp

Prakash Sompura pssompura at gmail.com
Sun Jul 3 11:06:07 CEST 2011


No. I am not running Firefox or some other sound-playing application at the
same time. I am running exclusively MPlayer to view videos and listen
audios. I want to use MPlayer to see and Record TV too.

Thanks.

On 2 July 2011 17:35, Ron Johnson <ron.l.johnson at cox.net> wrote:

>
>
> Are you running Firefox or some other sound-playing app at the same time?
>
> Have you grepped lsof for dsp?
>
> On 07/01/2011 10:29 PM, Prakash Sompura wrote:
>
>> Thanks. I corrected my command to the following. But the error message has
>> been changed to little, probably which also shows that /dev/dsp is  busy.
>> I
>> have pasted both below. I believe I have done some mistake in
>> configuration
>> of /dev/dsp device but I am not able to figure it out.
>>
>> mencoder tv:// -tv
>> alsa:adevice=hw.0:driver=v4l2:**input=0:norm=pal:width=640:**
>> height=480:device=/dev/video0:**forceaudio:audiorate=48000
>> buffersize=64 -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=800:**keyint=30
>> -oac
>> mp3lame -lameopts br=128:cbr:mode=3 -ffourcc divx -endpos 10 -o `date
>> +%y%m%d_%H%M`-m.avi
>>
>> MEncoder SVN-r31628-4.4.4 (C) 2000-2010 MPlayer Team
>> success: format: 9  data: 0x0 - 0x0
>> TV file format detected.
>> Selected driver: v4l2
>>  name: Video 4 Linux 2 input
>>  author: Martin Olschewski<olschewski at zpr.uni-**koeln.de<olschewski at zpr.uni-koeln.de>
>> >
>>  comment: first try, more to come ;-)
>> Selected device: LifeView/Typhoon FlyVIDEO2000
>>  Tuner cap: STEREO LANG1 LANG2
>>  Tuner rxs: MONO
>>  Capabilites:  video capture  video overlay  VBI capture device  tuner
>> read/write  streaming
>>  supported norms: 0 = NTSC; 1 = NTSC-M; 2 = NTSC-M-JP; 3 = NTSC-M-KR; 4 =
>> PAL; 5 = PAL-BG; 6 = PAL-H; 7 = PAL-I; 8 = PAL-DK; 9 = PAL-M; 10 = PAL-N;
>> 11
>> = PAL-Nc; 12 = PAL-60; 13 = SECAM; 14 = SECAM-B; 15 = SECAM-G; 16 =
>> SECAM-H;
>> 17 = SECAM-DK; 18 = SECAM-L; 19 = SECAM-Lc;
>>  inputs: 0 = Television; 1 = Composite1; 2 = Composite2; 3 = S-Video;
>>  Current input: 0
>>  Current format: BGR24
>> v4l2: current audio mode is : MONO
>> Error opening audio: Device or resource busy
>> Error opening audio: Device or resource busy
>> Error opening audio: Device or resource busy
>> v4l2: 0 frames successfully processed, 0 frames dropped.
>> ============ Sorry, this file format is not recognized/supported
>> =============
>> === If this file is an AVI, ASF or MPEG stream, please contact the author!
>> ===
>>
>>
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