1 files changed, 75 insertions, 0 deletions
diff --git a/libs/hostgraphics/gui/BufferItemConsumer.h b/libs/hostgraphics/gui/BufferItemConsumer.h
new file mode 100644
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+++ b/libs/hostgraphics/gui/BufferItemConsumer.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_BUFFERITEMCONSUMER_H
+#define ANDROID_GUI_BUFFERITEMCONSUMER_H
+
+#include <utils/RefBase.h>
+
+#include <gui/ConsumerBase.h>
+#include <gui/IGraphicBufferConsumer.h>
+
+namespace android {
+
+class BufferItemConsumer : public ConsumerBase {
+public:
+    BufferItemConsumer(
+        const sp<IGraphicBufferConsumer>& consumer,
+        uint64_t consumerUsage,
+        int bufferCount,
+        bool controlledByApp) : mConsumer(consumer) {
+    }
+
+    status_t acquireBuffer(BufferItem *item, nsecs_t presentWhen, bool waitForFence = true) {
+        return mConsumer->acquireBuffer(item, presentWhen, 0);
+    }
+
+    status_t releaseBuffer(
+        const BufferItem &item, const sp<Fence>& releaseFence = Fence::NO_FENCE) { return OK; }
+
+    void setName(const String8& name) { }
+
+    void setFrameAvailableListener(const wp<FrameAvailableListener>& listener) { }
+
+    status_t setDefaultBufferSize(uint32_t width, uint32_t height) {
+        return mConsumer->setDefaultBufferSize(width, height);
+    }
+
+    status_t setDefaultBufferFormat(PixelFormat defaultFormat) {
+        return mConsumer->setDefaultBufferFormat(defaultFormat);
+    }
+
+    status_t setDefaultBufferDataSpace(android_dataspace defaultDataSpace) {
+        return mConsumer->setDefaultBufferDataSpace(defaultDataSpace);
+    }
+
+    void abandon() { }
+
+    status_t detachBuffer(int slot) { return OK; }
+
+    status_t discardFreeBuffers() { return OK; }
+
+    void freeBufferLocked(int slotIndex) { }
+
+    status_t addReleaseFenceLocked(
+        int slot, const sp<GraphicBuffer> graphicBuffer, const sp<Fence>& fence) { return OK; }
+private:
+    sp<IGraphicBufferConsumer> mConsumer;
+};
+
+} // namespace android
+
+#endif // ANDROID_GUI_BUFFERITEMCONSUMER_H