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/*
* Copyright (C) 2012 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 STATIC_AUDIO_TRACK_STATE_H
#define STATIC_AUDIO_TRACK_STATE_H
namespace android {
// Represents a single state of an AudioTrack that was created in static mode (shared memory buffer
// supplied by the client). This state needs to be communicated from the client to server. As this
// state is too large to be updated atomically without a mutex, and mutexes aren't allowed here, the
// state is wrapped by a SingleStateQueue.
struct StaticAudioTrackState {
// do not define constructors, destructors, or virtual methods
// These fields should both be size_t, but since they are located in shared memory we
// force to 32-bit. The client and server may have different typedefs for size_t.
uint32_t mLoopStart;
uint32_t mLoopEnd;
int mLoopCount;
};
} // namespace android
#endif // STATIC_AUDIO_TRACK_STATE_H
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