Re: [RFCv2] Add a library to retrieve associated media devices - was: Re: [ANNOUNCE] experimental alsa stream support at xawtv3

[Mauro Carvalho Chehab <mchehab@redhat.com>]

Em 29-05-2011 08:47, Andy Walls escreveu:
> Hans Verkuil <hverkuil@xs4all.nl> wrote:
>>> Each device type that is known by the API is defined inside enum
>> device_type,
>>> currently defined as:
>>>
>>> 	enum device_type {
>>> 		UNKNOWN = 65535,
>>> 		NONE    = 65534,
>>> 		MEDIA_V4L_VIDEO = 0,
>>
>> Can you add MEDIA_V4L_RADIO as well? And MEDIA_V4L_SUBDEV too.
>>
>>> 		MEDIA_V4L_VBI,
>>> 		MEDIA_DVB_FRONTEND,
>>
>> It might be better to start at a new offset here, e.g.
>> MEDIA_DVB_FRONTEND = 100
>> Ditto for SND. That makes it easier to insert new future device nodes.
>>
>>> 		MEDIA_DVB_DEMUX,
>>> 		MEDIA_DVB_DVR,
>>> 		MEDIA_DVB_NET,
>>> 		MEDIA_DVB_CA,
>>> 		MEDIA_SND_CARD,
>>> 		MEDIA_SND_CAP,
>>> 		MEDIA_SND_OUT,
>>> 		MEDIA_SND_CONTROL,
>>> 		MEDIA_SND_HW,
>>

> Framebuffer devices are missing from the list.  Ivtv provides one at the moment.

Please send us a patch adding it against v4l-utils. I'm not sure how fb devices 
appear at sysfs.

Thanks,
Mauro