issue during color conversion (NV12 - RGB)

Chuck Crisler ccrisler at mutualink.net
Wed Jan 23 08:40:08 PST 2013


Maybe try reversing you capture width and height.

On Tue, Jan 22, 2013 at 9:52 PM, Guetcho Guetchev
<getcho.getchev at gmail.com>wrote:

> Dear Gstreamers,
>
> I have the following pipeline (Gstreamer 1.0.5):
>
> appsrc caps=video/x-raw,format=NV12,width=480,height=640,framerate=20 !
> videconvert ! capsfilter caps=video/x-raw,format=RGB ! appsink
>
> A sample of the resulting image can be observed here:
> http://imageshack.us/a/img802/5821/image068.png
> I am pretty sure the input image is correct, because it comes from an iPad
> camera. For the more curious the native pixel format is a bi-planar
> component Y'CbCr 8-bit 4:2:0, video-range (luma=[16,235] chroma=[16,240]).
>
> The question is: what might cause the left border disturbance? Also,
> please, notice the upper left corner is totally garbled.
> Any ideas?
>
> Best regards,
> Guetcho
>
>
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