02/09: gnu: mesa: Fix hardware video decoding.

[guix-commits]

apteryx pushed a commit to branch master
in repository guix.

commit 02995444dbe9861c32b6e2cdbfb7a7b2affe2c2b
Author: Kaelyn Takata <kaelyn.alexi@protonmail.com>
AuthorDate: Thu May 4 20:12:39 2023 +0000

    gnu: mesa: Fix hardware video decoding.
    
    * gnu/packages/gl.scm (mesa): Fix hardware video decoding.
    [arguments]: Add -Dvideo-codecs to the #:configure-flags
    [native-search-paths]: Add VDPAU_DRIVER_PATH so libvdpau can find the 
drivers.
    
    Signed-off-by: Maxim Cournoyer <maxim.cournoyer@gmail.com>
---
 gnu/packages/gl.scm | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/gnu/packages/gl.scm b/gnu/packages/gl.scm
index 6521170ebb..bfe56e9393 100644
--- a/gnu/packages/gl.scm
+++ b/gnu/packages/gl.scm
@@ -360,6 +360,10 @@ svga,swrast,virgl")))
          ;; Enable the Vulkan overlay layer on all architectures.
          "-Dvulkan-layers=device-select,overlay"
 
+         ;; Enable the codecs that were built by default as part of the
+         ;; 21.3.x releases to avoid functionality regressions.
+         "-Dvideo-codecs=vc1dec,h264dec,h264enc,h265dec,h265enc"
+
          ;; Also enable the tests.
          "-Dbuild-tests=true"
 
@@ -511,6 +515,11 @@ svga,swrast,virgl")))
                              (string-append "\"" out "/lib/lib" layer-name 
".so\"")))))))
                (for-each fix-layer-path '("VkLayer_MESA_device_select"
                                           "VkLayer_MESA_overlay"))))))))
+    (native-search-paths
+     (list (search-path-specification
+            ;; Ensure the Mesa VDPAU drivers can be found.
+            (variable "VDPAU_DRIVER_PATH")
+            (files '("lib/vdpau")))))
     (home-page "https://mesa3d.org/";)
     (synopsis "OpenGL and Vulkan implementations")
     (description "Mesa is a free implementation of the OpenGL and Vulkan