[cairo] cairo_paint() with GPU Buffer
behdad at behdad.org
Tue Feb 5 15:33:27 UTC 2019
After you setting operator to SOURCE?
On Mon, Feb 4, 2019, 10:17 PM Abimathi Natarajan <abimathi08 at gmail.com>
> I'm implementing a sample program with Weston to render video (decoded
> using ffmpeg VAAPI) frames using Cairo graphics.
> Each frame is of 4k size
> I'm passing GPU buffer directly to cairo_image_surface_create_for_data()
> to create a cairo_surface for each frame.
> When I render the buffer using cairo_paint() , the API is taking
> approximately 400 ms for each buffer.
> Can you suggest an alternative to render Hardware buffer directly using
> Cairo without much time consumption?
> I'm using Cairo with Weston (ias backend) in Ubuntu 16.04LTS , 4.13.45
> kernel version.
> I'm using 1.14.12 Cairo version.
> cairo mailing list
> cairo at cairographics.org
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