[Musix-usuarios] captura y control sobre webcam

Dom Ago 29 10:49:22 CEST 2010

2010/8/29 fri jappi <frijappi en esdebian.org>

Hola.

con cam conectada
> las dos veces
>
> ni el menor nada
>
>
> cacho en musix2:~$ ffmpeg -f oss -i /dev/dsp -acodec mp2 -f video4linux2 -s
> 320x240 -r 25 -i /dev/video0 -vcodec mpeg1video /home/cacho/prueba.avi
> FFmpeg version r11872+debian_0.svn20080206-18, Copyright (c) 2000-2008
> Fabrice Bellard, et al.
>   configuration: --enable-gpl --enable-libfaad --enable-pp
> --enable-swscaler --enable-x11grab --prefix=/usr --enable-libgsm
> --enable-libtheora --enable-libvorbis --enable-pthreads --disable-strip
> --enable-libdc1394 --disable-armv5te --disable-armv6 --disable-altivec
> --disable-vis --enable-shared --disable-static
>   libavutil version: 49.6.0
>   libavcodec version: 51.50.0
>   libavformat version: 52.7.0
>   libavdevice version: 52.0.0
>   built on Jun 24 2009 07:18:10, gcc: 4.3.2
> Input #0, oss, from '/dev/dsp':
>   Duration: N/A, start: 1283049323.511051, bitrate: N/A
>
>     Stream #0.0: Audio: pcm_s16le, 44100 Hz, mono, 705 kb/s
> [video4linux2 @ 0xb8039c48][4]Capabilities: 5000001
> [video4linux2 @ 0xb8039c48]Cannot find a proper format.
>
> /dev/video0: I/O error occured
> Usually that means that input file is truncated and/or corrupted.
> cacho en musix2:~$
>
>

bueno, pos parece que tampoco, voy a intentar ver que configuración aplica
el amsn para copiarla en otros programas, o por lo menos averiguar porque
este accede a la cámara y los otros no.

Evidente que el v4l-linux nos está fallando aquí, pero aún no se por qué ...

Me informo y  te cuento.

Saludos.

>
> 2010/8/28 joseangon <joseangon47 en gmail.com>
>
>>
>>
>> El 28 de agosto de 2010 10:31, fri jappi <frijappi en esdebian.org>escribió:
>>
>>
>> Hola.
>>
>>
>>
>> cacho en musix2:~$ ffmpeg -f oss -i /dev/dsp -acodec mp2 -f video4linux2 -s
>>> 320x240 -r 25 -i /dev/video0 -vcodec mpeg1video /home/cacho/prueba.avi
>>> FFmpeg version r11872+debian_0.svn20080206-18, Copyright (c) 2000-2008
>>> Fabrice Bellard, et al.
>>>   configuration: --enable-gpl --enable-libfaad --enable-pp
>>> --enable-swscaler --enable-x11grab --prefix=/usr --enable-libgsm
>>> --enable-libtheora --enable-libvorbis --enable-pthreads --disable-strip
>>> --enable-libdc1394 --disable-armv5te --disable-armv6 --disable-altivec
>>> --disable-vis --enable-shared --disable-static
>>>   libavutil version: 49.6.0
>>>   libavcodec version: 51.50.0
>>>   libavformat version: 52.7.0
>>>   libavdevice version: 52.0.0
>>>   built on Jun 24 2009 07:18:10, gcc: 4.3.2
>>> Input #0, oss, from '/dev/dsp':
>>>   Duration: N/A, start: 1282984217.773511, bitrate: N/A
>>>     Stream #0.0: Audio: pcm_s16le, 44100 Hz, mono, 705 kb/s
>>> [video4linux2 @ 0xb7fcac48]Cannot open video device /dev/video0 : No such
>>> file or directory
>>> /dev/video0: I/O error occured
>>> Usually that means that input file is truncated and/or corrupted.
>>>
>>
>>
>>
>> Tienes conectada la cámara ?
>>
>>
>>
>> Saludos.
>>
>>
>>
>>
>>
>> --
>> José A. González
>>
>> Siempre GNU Linux.
>>
>> _______________________________________________
>> Musix GNU+Linux - www.musix.org.ar
>> Musix-usuarios mailing list
>> Musix-usuarios en lists.ourproject.org
>> https://lists.ourproject.org/cgi-bin/mailman/listinfo/musix-usuarios
>>
>>
>
>
> --
> Veritas liberabit nos
> Linux user number 520905
>
>
> _______________________________________________
> Musix GNU+Linux - www.musix.org.ar
> Musix-usuarios mailing list
> Musix-usuarios en lists.ourproject.org
> https://lists.ourproject.org/cgi-bin/mailman/listinfo/musix-usuarios
>
>

-- 
José A. González

Siempre GNU Linux.
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