OboeService: initial commit
This builds a standalone service that is easy to test.
Bug: 33269952
Test: test_oboe_api
Change-Id: I1890b1b974e728c2c0c15e24aa02121c2774bd56
Signed-off-by: Phil Burk <philburk@google.com>
diff --git a/services/oboeservice/OboeServiceStreamBase.h b/services/oboeservice/OboeServiceStreamBase.h
new file mode 100644
index 0000000..736c754
--- /dev/null
+++ b/services/oboeservice/OboeServiceStreamBase.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 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 OBOE_OBOE_SERVICE_STREAM_BASE_H
+#define OBOE_OBOE_SERVICE_STREAM_BASE_H
+
+#include "IOboeAudioService.h"
+#include "OboeService.h"
+#include "AudioStream.h"
+#include "fifo/FifoBuffer.h"
+#include "SharedRingBuffer.h"
+#include "AudioEndpointParcelable.h"
+
+namespace oboe {
+
+// We expect the queue to only have a few commands.
+// This should be way more than we need.
+#define QUEUE_UP_CAPACITY_COMMANDS (128)
+
+class OboeServiceStreamBase {
+
+public:
+ OboeServiceStreamBase();
+ virtual ~OboeServiceStreamBase();
+
+ enum {
+ ILLEGAL_THREAD_ID = 0
+ };
+
+ /**
+ * Fill in a parcelable description of stream.
+ */
+ virtual oboe_result_t getDescription(oboe::AudioEndpointParcelable &parcelable) = 0;
+
+ /**
+ * Open the device.
+ */
+ virtual oboe_result_t open(oboe::OboeStreamRequest &request,
+ oboe::OboeStreamConfiguration &configuration) = 0;
+
+ /**
+ * Start the flow of data.
+ */
+ virtual oboe_result_t start() = 0;
+
+ /**
+ * Stop the flow of data such that start() can resume with loss of data.
+ */
+ virtual oboe_result_t pause() = 0;
+
+ /**
+ * Discard any data held by the underlying HAL or Service.
+ */
+ virtual oboe_result_t flush() = 0;
+
+ virtual oboe_result_t close() = 0;
+
+ virtual void tickle() = 0;
+
+ virtual void sendServiceEvent(oboe_service_event_t event,
+ int32_t data1 = 0,
+ int64_t data2 = 0);
+
+ virtual void setRegisteredThread(pid_t pid) {
+ mRegisteredClientThread = pid;
+ }
+ virtual pid_t getRegisteredThread() {
+ return mRegisteredClientThread;
+ }
+
+protected:
+
+ pid_t mRegisteredClientThread = ILLEGAL_THREAD_ID;
+
+ SharedRingBuffer * mUpMessageQueue;
+
+ oboe_sample_rate_t mSampleRate = 0;
+ oboe_size_bytes_t mBytesPerFrame = 0;
+ oboe_size_frames_t mFramesPerBurst = 0;
+ oboe_size_frames_t mCapacityInFrames = 0;
+ oboe_size_bytes_t mCapacityInBytes = 0;
+};
+
+} /* namespace oboe */
+
+#endif //OBOE_OBOE_SERVICE_STREAM_BASE_H