124 lines
3.9 KiB
C++
124 lines
3.9 KiB
C++
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <string>
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#include <utility>
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#include <vector>
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#include <android/media/AudioGainSys.h>
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#include <media/AidlConversion.h>
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#include <utils/Errors.h>
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#include <utils/RefBase.h>
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#include <system/audio.h>
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namespace android {
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class AudioGain: public RefBase
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{
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public:
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AudioGain(int index, bool isInput);
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virtual ~AudioGain() = default;
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void setMode(audio_gain_mode_t mode) { mGain.mode = mode; }
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const audio_gain_mode_t &getMode() const { return mGain.mode; }
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void setChannelMask(audio_channel_mask_t mask) { mGain.channel_mask = mask; }
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const audio_channel_mask_t &getChannelMask() const { return mGain.channel_mask; }
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void setMinValueInMb(int minValue) { mGain.min_value = minValue; }
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int getMinValueInMb() const { return mGain.min_value; }
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void setMaxValueInMb(int maxValue) { mGain.max_value = maxValue; }
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int getMaxValueInMb() const { return mGain.max_value; }
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void setDefaultValueInMb(int defaultValue) { mGain.default_value = defaultValue; }
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int getDefaultValueInMb() const { return mGain.default_value; }
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void setStepValueInMb(uint32_t stepValue) { mGain.step_value = stepValue; }
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int getStepValueInMb() const { return mGain.step_value; }
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void setMinRampInMs(uint32_t minRamp) { mGain.min_ramp_ms = minRamp; }
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int getMinRampInMs() const { return mGain.min_ramp_ms; }
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void setMaxRampInMs(uint32_t maxRamp) { mGain.max_ramp_ms = maxRamp; }
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int getMaxRampInMs() const { return mGain.max_ramp_ms; }
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// TODO: remove dump from here (split serialization)
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void dump(std::string *dst, int spaces, int index) const;
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void getDefaultConfig(struct audio_gain_config *config);
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status_t checkConfig(const struct audio_gain_config *config);
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void setUseForVolume(bool canUseForVolume) { mUseForVolume = canUseForVolume; }
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bool canUseForVolume() const { return mUseForVolume; }
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const struct audio_gain &getGain() const { return mGain; }
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bool equals(const sp<AudioGain>& other) const;
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using Aidl = std::pair<media::audio::common::AudioGain, media::AudioGainSys>;
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ConversionResult<Aidl> toParcelable() const;
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static ConversionResult<sp<AudioGain>> fromParcelable(const Aidl& aidl);
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private:
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int mIndex;
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bool mIsInput;
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struct audio_gain mGain = {};
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bool mUseForVolume = false;
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};
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// Conversion routines, according to AidlConversion.h conventions.
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ConversionResult<sp<AudioGain>>
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aidl2legacy_AudioGain(const AudioGain::Aidl& aidl);
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ConversionResult<AudioGain::Aidl>
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legacy2aidl_AudioGain(const sp<AudioGain>& legacy);
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class AudioGains : public std::vector<sp<AudioGain>>
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{
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public:
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bool canUseForVolume() const
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{
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for (const auto &gain: *this) {
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if (gain->canUseForVolume()) {
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return true;
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}
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}
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return false;
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}
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int32_t add(const sp<AudioGain>& gain)
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{
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push_back(gain);
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return 0;
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}
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bool equals(const AudioGains& other) const;
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using Aidl = std::pair<
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std::vector<media::audio::common::AudioGain>,
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std::vector<media::AudioGainSys>>;
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};
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// Conversion routines, according to AidlConversion.h conventions.
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ConversionResult<AudioGains>
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aidl2legacy_AudioGains(const AudioGains::Aidl& aidl);
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ConversionResult<AudioGains::Aidl>
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legacy2aidl_AudioGains(const AudioGains& legacy);
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} // namespace android
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