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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 ANDROID_EXTENDED_AUDIO_BUFFER_PROVIDER_H
#define ANDROID_EXTENDED_AUDIO_BUFFER_PROVIDER_H
#include <media/AudioBufferProvider.h>
#include <media/AudioTimestamp.h>
namespace android {
class ExtendedAudioBufferProvider : public AudioBufferProvider {
public:
virtual size_t framesReady() const = 0; // see description at AudioFlinger.h
// Return the total number of frames that have been obtained and released
virtual size_t framesReleased() const { return 0; }
// Invoked by buffer consumer when a new timestamp is available.
// Default implementation ignores the timestamp.
virtual void onTimestamp(const AudioTimestamp& timestamp) { }
};
} // namespace android
#endif // ANDROID_EXTENDED_AUDIO_BUFFER_PROVIDER_H
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