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/*
* Copyright (C) 2015 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.
*/
#pragma once
#include <StreamDescriptor.h>
#include <utils/KeyedVector.h>
#include <system/audio.h>
#include <utils/Errors.h>
#include <utils/RefBase.h>
namespace android {
class StreamDescriptor;
class Gains
{
public :
static float volIndexToAmpl(audio_devices_t device, const StreamDescriptor& streamDesc,
int indexInUi);
// default volume curve
static const VolumeCurvePoint sDefaultVolumeCurve[Volume::VOLCNT];
// default volume curve for media strategy
static const VolumeCurvePoint sDefaultMediaVolumeCurve[Volume::VOLCNT];
// volume curve for non-media audio on ext media outputs (HDMI, Line, etc)
static const VolumeCurvePoint sExtMediaSystemVolumeCurve[Volume::VOLCNT];
// volume curve for media strategy on speakers
static const VolumeCurvePoint sSpeakerMediaVolumeCurve[Volume::VOLCNT];
static const VolumeCurvePoint sSpeakerMediaVolumeCurveDrc[Volume::VOLCNT];
// volume curve for sonification strategy on speakers
static const VolumeCurvePoint sSpeakerSonificationVolumeCurve[Volume::VOLCNT];
static const VolumeCurvePoint sSpeakerSonificationVolumeCurveDrc[Volume::VOLCNT];
static const VolumeCurvePoint sDefaultSystemVolumeCurve[Volume::VOLCNT];
static const VolumeCurvePoint sDefaultSystemVolumeCurveDrc[Volume::VOLCNT];
static const VolumeCurvePoint sHeadsetSystemVolumeCurve[Volume::VOLCNT];
static const VolumeCurvePoint sDefaultVoiceVolumeCurve[Volume::VOLCNT];
static const VolumeCurvePoint sSpeakerVoiceVolumeCurve[Volume::VOLCNT];
static const VolumeCurvePoint sLinearVolumeCurve[Volume::VOLCNT];
static const VolumeCurvePoint sSilentVolumeCurve[Volume::VOLCNT];
static const VolumeCurvePoint sFullScaleVolumeCurve[Volume::VOLCNT];
// default volume curves per stream and device category. See initializeVolumeCurves()
static const VolumeCurvePoint *sVolumeProfiles[AUDIO_STREAM_CNT][Volume::DEVICE_CATEGORY_CNT];
};
}; // namespace android
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