[vlc] Unable to view a video image on YCbCr 4:2:2 video device

[Jean-Paul Saman]

Amaresh Ram wrote:
> Hi,
> 
> I have ported the VLC-0.8.6a for TI Davinci platform. TI Davinci platform
> has 4 Framebuffer device (2 for Video supporting YCbCr 4:2:2 (UYVY), 1 for
> OSD supporting RGB and 1 for Attribute). I have added another FB module for
> supporting video framebuffer of Davinci.
> 
> With this ported code, I am able to view the perfect video clip on OSD FB
> but on video FB I can only see some colored pixel distributed across half
> of the screen.
> 
> As per the log input chorma FMT is I420 and output chroma format is UYVY.
> 
> Help sought to resolve the problem.

The framebuffer device only outputs RGB atm. I have a similar issue for 
another embedded device, but then sending I420 directly to the framebuffer.

Try forcing the Chroma at line 243 of modules/video_output/fb.c
VLC_FOURCC( 'U','Y','V','Y' );

I am still working on it.

Gtz,
Jean-Paul Saman.
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