Multithreaded Surface Replayer that replays traces
Change-Id: Id8d17f74e00d4796e1ea266bdaf9e8dd0af6475b
diff --git a/cmds/surfacereplayer/replayer/BufferQueueScheduler.h b/cmds/surfacereplayer/replayer/BufferQueueScheduler.h
new file mode 100644
index 0000000..fc8e20c
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+++ b/cmds/surfacereplayer/replayer/BufferQueueScheduler.h
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+/*
+ * Copyright 2016 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_SURFACEREPLAYER_BUFFERQUEUESCHEDULER_H
+#define ANDROID_SURFACEREPLAYER_BUFFERQUEUESCHEDULER_H
+
+#include "Color.h"
+#include "Event.h"
+
+#include <gui/SurfaceControl.h>
+
+#include <utils/StrongPointer.h>
+
+#include <atomic>
+#include <condition_variable>
+#include <mutex>
+#include <queue>
+#include <utility>
+
+namespace android {
+
+auto constexpr LAYER_ALPHA = 190;
+
+struct Dimensions {
+ Dimensions() = default;
+ Dimensions(int w, int h) : width(w), height(h) {}
+
+ int width = 0;
+ int height = 0;
+};
+
+struct BufferEvent {
+ BufferEvent() = default;
+ BufferEvent(std::shared_ptr<Event> e, Dimensions d) : event(e), dimensions(d) {}
+
+ std::shared_ptr<Event> event;
+ Dimensions dimensions;
+};
+
+class BufferQueueScheduler {
+ public:
+ BufferQueueScheduler(const sp<SurfaceControl>& surfaceControl, const RGB& color, int id);
+
+ void startScheduling();
+ void addEvent(const BufferEvent&);
+ void stopScheduling();
+
+ void setSurfaceControl(const sp<SurfaceControl>& surfaceControl, const RGB& color);
+
+ private:
+ void bufferUpdate(const Dimensions& dimensions);
+
+ // Lock and fill the surface, block until the event is signaled by the main loop,
+ // then unlock and post the buffer.
+ void fillSurface(std::shared_ptr<Event>);
+
+ sp<SurfaceControl> mSurfaceControl;
+ RGB mColor;
+ const int mSurfaceId;
+
+ bool mContinueScheduling;
+
+ std::queue<BufferEvent> mBufferEvents;
+ std::mutex mMutex;
+ std::condition_variable mCondition;
+};
+
+} // namespace android
+#endif