1 files changed, 37 insertions, 0 deletions
diff --git a/libs/hostgraphics/gui/BufferQueue.h b/libs/hostgraphics/gui/BufferQueue.h
new file mode 100644
index 000000000000..aa3e7268e11c
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+++ b/libs/hostgraphics/gui/BufferQueue.h
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+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_GUI_BUFFERQUEUE_H
+#define ANDROID_GUI_BUFFERQUEUE_H
+
+#include <gui/BufferItem.h>
+#include <gui/IGraphicBufferConsumer.h>
+#include <gui/IGraphicBufferProducer.h>
+
+namespace android {
+
+class BufferQueue {
+public:
+    enum { INVALID_BUFFER_SLOT = BufferItem::INVALID_BUFFER_SLOT };
+    enum { NO_BUFFER_AVAILABLE = IGraphicBufferConsumer::NO_BUFFER_AVAILABLE };
+
+    static void createBufferQueue(sp<IGraphicBufferProducer>* outProducer,
+            sp<IGraphicBufferConsumer>* outConsumer);
+};
+
+} // namespace android
+
+#endif // ANDROID_GUI_BUFFERQUEUE_H