Mpeg flags for DRM support at newer encoding API - was: RFC: V4L2 MPEG Encoding API: Part 2

[Mauro Carvalho Chehab <mchehab (at) infradead.org>]

Em Seg, 2006-05-01 às 00:40 +0200, Hans Verkuil escreveu:

> Audio controls
> ==============

> V4L2_CID_COMP_AUDIO_COPYRIGHT
> Set whether the material has copyright or not.
> BOOL: possible values: 1 = has copyright, 0 = does not have copyright
> 
> V4L2_CID_COMP_AUDIO_ORIGINAL
> Set if the material is original or a copy.
> BOOL: possible values: 1 = original, 0 = copy


> Stream controls
> ===============
> 
> The first copyright control maps to a stream property in the ISO/IEC  
> 11172-1 standard. The second is device specific and lists the various  
> stream types that the device can produce.
> 
> V4L2_CID_COMP_STREAM_COPYRIGHT
> BOOL
> 0=Stream is not copyrighted
> 1=Stream is copyrighted
> 

Although we are not discussing DRM implementation at kernel, those flags
are meant to help on DRM controls. I'm not sure if we should or not
implement it.

Comments ?


Cheers, 
Mauro.

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