AAudioService: integrated with audioserver
Call the MmapStreamInterface from AudioFlinger instead of the FakeHAL.
Fix sending timestamps from the thread.
Add shared mode in service.
Bug: 35260844
Bug: 33398120
Test: CTS test_aaudio.cpp
Change-Id: I44c7e4ecae4ce205611b6b73a72e0ae8a5b243e5
Signed-off-by: Phil Burk <philburk@google.com>
(cherry picked from commit 7f6b40d78b1976c78d1300e8a51fda36eeb50c5d)
diff --git a/services/oboeservice/SharedMemoryProxy.h b/services/oboeservice/SharedMemoryProxy.h
new file mode 100644
index 0000000..99bfdea
--- /dev/null
+++ b/services/oboeservice/SharedMemoryProxy.h
@@ -0,0 +1,53 @@
+/*
+ * 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 AAUDIO_SHARED_MEMORY_PROXY_H
+#define AAUDIO_SHARED_MEMORY_PROXY_H
+
+#include <stdint.h>
+#include <cutils/ashmem.h>
+#include <sys/mman.h>
+
+#include <aaudio/AAudioDefinitions.h>
+
+namespace aaudio {
+
+/**
+ * Proxy for sharing memory between two file descriptors.
+ */
+class SharedMemoryProxy {
+public:
+ SharedMemoryProxy() {}
+
+ ~SharedMemoryProxy();
+
+ aaudio_result_t open(int fd, int32_t capacityInBytes);
+
+ int getFileDescriptor() const {
+ return mProxyFileDescriptor;
+ }
+
+private:
+ int mOriginalFileDescriptor = -1;
+ int mProxyFileDescriptor = -1;
+ uint8_t *mOriginalSharedMemory = nullptr;
+ uint8_t *mProxySharedMemory = nullptr;
+ int32_t mSharedMemorySizeInBytes = 0;
+};
+
+} /* namespace aaudio */
+
+#endif //AAUDIO_SHARED_MEMORY_PROXY_H