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-rw-r--r--unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml3
1 files changed, 3 insertions, 0 deletions
diff --git a/unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml b/unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml
index afa55ca..09cf0bb 100644
--- a/unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml
+++ b/unstable/linux-dmabuf/linux-dmabuf-unstable-v1.xml
@@ -82,6 +82,9 @@
client. If the client uses a failed wl_buffer as an argument to any
request, the behaviour is compositor implementation-defined.
+ For all DRM formats and unless specified in another protocol extension,
+ pre-multiplied alpha is used for pixel values.
+
Warning! The protocol described in this file is experimental and
backward incompatible changes may be made. Backward compatible changes
may be added together with the corresponding interface version bump.