From 058d792548444b7e39e59538986272b54f86e67b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Tue, 16 Jul 2019 11:44:40 +0300
Subject: [PATCH] buffer: Allow setting/unsetting buffer flags

As there are extension flags types, we need separate setter/unsetter
functions for the flags, or otherwise we would always clear the
extension flags types (e.g. GstVideoBufferFlags).
---
 gstreamer/src/buffer.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/gstreamer/src/buffer.rs b/gstreamer/src/buffer.rs
index 9f1e54200..663a6f15c 100644
--- a/gstreamer/src/buffer.rs
+++ b/gstreamer/src/buffer.rs
@@ -374,7 +374,11 @@ impl BufferRef {
     }
 
     pub fn set_flags(&mut self, flags: BufferFlags) {
-        self.0.mini_object.flags = flags.bits();
+        self.0.mini_object.flags |= flags.bits();
+    }
+
+    pub fn unset_flags(&mut self, flags: BufferFlags) {
+        self.0.mini_object.flags &= !flags.bits();
     }
 
     pub fn get_meta<T: MetaAPI>(&self) -> Option<MetaRef<T>> {