[Libva] Question about YV12 frame extracted

Jean-Yves Avenard jyavenard at gmail.com
Mon Jun 9 19:21:12 PDT 2014


On 10 June 2014 11:30, Xiang, Haihao <haihao.xiang at intel.com> wrote:
> On Tue, 2014-06-10 at 02:08 +1000, Jean-Yves Avenard wrote:
>> Hello
>>
>> I'm trying to read a video frame that was extracted using VAAPI,, but
>> I get rubbish
>>
> The image is 720x576, width is 720 however pitch is 768. pitch is also
> called stride. the pitch is wider than the width of the image if garbage
> is added at the end of each line.

thank you for your answer..

Indee it was just a matter of dropping the garbage data.

I have my PiP working with VAAPI now..

Great
Thank you
Jean-Yves


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