Re-implement HIDL effect processing using FMQ and IMemory
Result: no hwbinder calls due music processing.
Test: make, use Play Music with effects, check traces
Bug: 30222631
Change-Id: I06d0e94e603688874b31824427f3b0878b5f7c8e
diff --git a/media/libaudiohal/EffectBufferHalHidl.h b/media/libaudiohal/EffectBufferHalHidl.h
new file mode 100644
index 0000000..4c4ec87
--- /dev/null
+++ b/media/libaudiohal/EffectBufferHalHidl.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2017 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_HARDWARE_EFFECT_BUFFER_HAL_HIDL_H
+#define ANDROID_HARDWARE_EFFECT_BUFFER_HAL_HIDL_H
+
+#include <android/hardware/audio/effect/2.0/types.h>
+#include <android/hidl/memory/1.0/IMemory.h>
+#include <hidl/HidlSupport.h>
+#include <media/audiohal/EffectBufferHalInterface.h>
+#include <system/audio_effect.h>
+
+using android::hardware::audio::effect::V2_0::AudioBuffer;
+using android::hardware::hidl_memory;
+using android::hidl::memory::V1_0::IMemory;
+
+namespace android {
+
+class EffectBufferHalHidl : public EffectBufferHalInterface
+{
+ public:
+ virtual audio_buffer_t* audioBuffer();
+ virtual void* externalData() const;
+
+ virtual void setExternalData(void* external);
+ virtual void setFrameCount(size_t frameCount);
+
+ virtual void update();
+ virtual void commit();
+
+ const AudioBuffer& hidlBuffer() const { return mHidlBuffer; }
+
+ private:
+ friend class EffectBufferHalInterface;
+
+ static uint64_t makeUniqueId();
+
+ const size_t mBufferSize;
+ void* mExternalData;
+ AudioBuffer mHidlBuffer;
+ sp<IMemory> mMemory;
+ audio_buffer_t mAudioBuffer;
+
+ // Can not be constructed directly by clients.
+ explicit EffectBufferHalHidl(size_t size);
+
+ virtual ~EffectBufferHalHidl();
+
+ status_t init();
+};
+
+} // namespace android
+
+#endif // ANDROID_HARDWARE_EFFECT_BUFFER_HAL_HIDL_H