74 lines
2.6 KiB
C
74 lines
2.6 KiB
C
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/*
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* Copyright (C) 2018 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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#ifndef ANDROID_HARDWARE_AUDIO_PARAMETERS_UTIL_H_
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#define ANDROID_HARDWARE_AUDIO_PARAMETERS_UTIL_H_
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// clang-format off
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#include PATH(android/hardware/audio/common/COMMON_TYPES_FILE_VERSION/types.h)
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#include PATH(android/hardware/audio/CORE_TYPES_FILE_VERSION/types.h)
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// clang-format on
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#include <functional>
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#include <memory>
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#include <hidl/HidlSupport.h>
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#include <media/AudioParameter.h>
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namespace android {
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namespace hardware {
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namespace audio {
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namespace CORE_TYPES_CPP_VERSION {
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namespace implementation {
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using ::android::hardware::hidl_string;
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using ::android::hardware::hidl_vec;
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using namespace ::android::hardware::audio::common::COMMON_TYPES_CPP_VERSION;
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using namespace ::android::hardware::audio::CORE_TYPES_CPP_VERSION;
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class ParametersUtil {
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public:
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Result setParam(const char* name, const char* value);
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Result getParam(const char* name, bool* value);
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Result getParam(const char* name, int* value);
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Result getParam(const char* name, String8* value, AudioParameter context = {});
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void getParametersImpl(
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const hidl_vec<ParameterValue>& context, const hidl_vec<hidl_string>& keys,
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std::function<void(Result retval, const hidl_vec<ParameterValue>& parameters)> cb);
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std::unique_ptr<AudioParameter> getParams(const AudioParameter& keys);
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Result setParam(const char* name, bool value);
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Result setParam(const char* name, int value);
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Result setParam(const char* name, float value);
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Result setParametersImpl(const hidl_vec<ParameterValue>& context,
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const hidl_vec<ParameterValue>& parameters);
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Result setParams(const AudioParameter& param);
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Result setParam(const char* name, const DeviceAddress& address);
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protected:
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virtual ~ParametersUtil() {}
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virtual char* halGetParameters(const char* keys) = 0;
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virtual int halSetParameters(const char* keysAndValues) = 0;
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};
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} // namespace implementation
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} // namespace CORE_TYPES_CPP_VERSION
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} // namespace audio
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} // namespace hardware
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} // namespace android
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#endif // ANDROID_HARDWARE_AUDIO_PARAMETERS_UTIL_H_
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