Re: [PATCH/RFC 0/2] Propert alpha channel support in pixel formats

2014-05-27 Thread Laurent Pinchart
Hi Hans, On Tuesday 27 May 2014 09:18:23 Hans Verkuil wrote: > On 05/27/2014 12:17 AM, Laurent Pinchart wrote: > > Hello, > > > > This RFC patch series attempts to clean up the current ARGB format mess. > > > > The core issue is that the existing ARGB formats are ill-defined. The V4L2 > > specif

Re: [PATCH/RFC 0/2] Propert alpha channel support in pixel formats

2014-05-27 Thread Hans Verkuil
On 05/27/2014 12:17 AM, Laurent Pinchart wrote: > Hello, > > This RFC patch series attempts to clean up the current ARGB format mess. > > The core issue is that the existing ARGB formats are ill-defined. The V4L2 > specification doesn't clearly document how the alpha bits should behave. > Drivers

[PATCH/RFC 0/2] Propert alpha channel support in pixel formats

2014-05-26 Thread Laurent Pinchart
Hello, This RFC patch series attempts to clean up the current ARGB format mess. The core issue is that the existing ARGB formats are ill-defined. The V4L2 specification doesn't clearly document how the alpha bits should behave. Drivers have thus used the same formats in different, incompatible wa