Hi Randy, You can get lots of information / docs via internet. You may search for dri, libdrm, drm, gem, i915 etc.
dri wiki https://dri.freedesktop.org/wiki/ drm: https://en.wikipedia.org/wiki/Direct_Rendering_Manager libdrm: https://01.org/linuxgraphics/community/libdrm intel graphics kernel https://01.org/linuxgraphics/community/kernel Hope it can help you. Thanks Haihao > Hi all > I am using VA-API to support the Video Process Unit in a ARM > platform, but it didn't use the standard kernel interface. Without > the > help of DRI, I can't implement something like vaDeriveImage() leading > a lose in performance. > I read the Intel driver, it looks the Intel driver could access > the > the Memory of Video Unit of Intel Graphics card through the libdrm. > If that is right, could somebody told me how does it implemented in > linux kernel(which files?). > And I am really newbies to this area(DRI), could somebody give me > guide and documents about this? > Thank you all very much. _______________________________________________ Libva mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/libva
