183 lines
7.8 KiB
C++
183 lines
7.8 KiB
C++
/*
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* Copyright (C) 2022 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 <map>
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#include "BluetoothAudioProvider.h"
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#include "aidl/android/hardware/bluetooth/audio/LeAudioAseConfiguration.h"
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#include "aidl/android/hardware/bluetooth/audio/MetadataLtv.h"
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#include "aidl/android/hardware/bluetooth/audio/SessionType.h"
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namespace aidl {
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namespace android {
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namespace hardware {
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namespace bluetooth {
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namespace audio {
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using LeAudioAseConfigurationSetting =
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IBluetoothAudioProvider::LeAudioAseConfigurationSetting;
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using AseDirectionRequirement = IBluetoothAudioProvider::
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LeAudioConfigurationRequirement::AseDirectionRequirement;
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using AseDirectionConfiguration = IBluetoothAudioProvider::
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LeAudioAseConfigurationSetting::AseDirectionConfiguration;
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using AseQosDirectionRequirement = IBluetoothAudioProvider::
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LeAudioAseQosConfigurationRequirement::AseQosDirectionRequirement;
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using LeAudioAseQosConfiguration =
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IBluetoothAudioProvider::LeAudioAseQosConfiguration;
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using LeAudioBroadcastConfigurationSetting =
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IBluetoothAudioProvider::LeAudioBroadcastConfigurationSetting;
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class LeAudioOffloadAudioProvider : public BluetoothAudioProvider {
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public:
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LeAudioOffloadAudioProvider();
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bool isValid(const SessionType& sessionType) override;
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ndk::ScopedAStatus startSession(
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const std::shared_ptr<IBluetoothAudioPort>& host_if,
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const AudioConfiguration& audio_config,
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const std::vector<LatencyMode>& latency_modes, DataMQDesc* _aidl_return);
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ndk::ScopedAStatus setCodecPriority(const CodecId& in_codecId,
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int32_t in_priority) override;
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ndk::ScopedAStatus getLeAudioAseConfiguration(
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const std::optional<std::vector<
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std::optional<IBluetoothAudioProvider::LeAudioDeviceCapabilities>>>&
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in_remoteSinkAudioCapabilities,
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const std::optional<std::vector<
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std::optional<IBluetoothAudioProvider::LeAudioDeviceCapabilities>>>&
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in_remoteSourceAudioCapabilities,
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const std::vector<
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IBluetoothAudioProvider::LeAudioConfigurationRequirement>&
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in_requirements,
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std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>*
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_aidl_return) override;
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ndk::ScopedAStatus getLeAudioAseQosConfiguration(
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const IBluetoothAudioProvider::LeAudioAseQosConfigurationRequirement&
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in_qosRequirement,
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IBluetoothAudioProvider::LeAudioAseQosConfigurationPair* _aidl_return)
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override;
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ndk::ScopedAStatus onSourceAseMetadataChanged(
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IBluetoothAudioProvider::AseState in_state, int32_t in_cigId,
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int32_t in_cisId,
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const std::optional<std::vector<std::optional<MetadataLtv>>>& in_metadata)
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override;
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ndk::ScopedAStatus onSinkAseMetadataChanged(
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IBluetoothAudioProvider::AseState in_state, int32_t in_cigId,
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int32_t in_cisId,
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const std::optional<std::vector<std::optional<MetadataLtv>>>& in_metadata)
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override;
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ndk::ScopedAStatus getLeAudioBroadcastConfiguration(
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const std::optional<std::vector<
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std::optional<IBluetoothAudioProvider::LeAudioDeviceCapabilities>>>&
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in_remoteSinkAudioCapabilities,
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const IBluetoothAudioProvider::LeAudioBroadcastConfigurationRequirement&
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in_requirement,
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LeAudioBroadcastConfigurationSetting* _aidl_return) override;
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private:
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ndk::ScopedAStatus onSessionReady(DataMQDesc* _aidl_return) override;
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std::map<CodecId, uint32_t> codec_priority_map_;
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std::vector<LeAudioBroadcastConfigurationSetting> broadcast_settings;
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// Private matching function definitions
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bool isMatchedValidCodec(CodecId cfg_codec, CodecId req_codec);
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bool isCapabilitiesMatchedContext(
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AudioContext setting_context,
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const IBluetoothAudioProvider::LeAudioDeviceCapabilities& capabilities);
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bool isMatchedSamplingFreq(
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CodecSpecificConfigurationLtv::SamplingFrequency& cfg_freq,
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CodecSpecificCapabilitiesLtv::SupportedSamplingFrequencies&
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capability_freq);
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bool isMatchedFrameDuration(
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CodecSpecificConfigurationLtv::FrameDuration& cfg_fduration,
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CodecSpecificCapabilitiesLtv::SupportedFrameDurations&
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capability_fduration);
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bool isMatchedAudioChannel(
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CodecSpecificConfigurationLtv::AudioChannelAllocation& cfg_channel,
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CodecSpecificCapabilitiesLtv::SupportedAudioChannelCounts&
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capability_channel);
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bool isMatchedCodecFramesPerSDU(
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CodecSpecificConfigurationLtv::CodecFrameBlocksPerSDU& cfg_frame_sdu,
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CodecSpecificCapabilitiesLtv::SupportedMaxCodecFramesPerSDU&
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capability_frame_sdu);
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bool isMatchedOctetsPerCodecFrame(
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CodecSpecificConfigurationLtv::OctetsPerCodecFrame& cfg_octets,
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CodecSpecificCapabilitiesLtv::SupportedOctetsPerCodecFrame&
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capability_octets);
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bool isCapabilitiesMatchedCodecConfiguration(
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std::vector<CodecSpecificConfigurationLtv>& codec_cfg,
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std::vector<CodecSpecificCapabilitiesLtv> codec_capabilities);
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bool isMatchedAseConfiguration(LeAudioAseConfiguration setting_cfg,
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LeAudioAseConfiguration requirement_cfg);
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bool isMatchedBISConfiguration(
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LeAudioBisConfiguration bis_cfg,
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const IBluetoothAudioProvider::LeAudioDeviceCapabilities& capabilities);
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void filterCapabilitiesAseDirectionConfiguration(
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std::vector<std::optional<AseDirectionConfiguration>>&
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direction_configurations,
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const IBluetoothAudioProvider::LeAudioDeviceCapabilities& capabilities,
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std::vector<std::optional<AseDirectionConfiguration>>&
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valid_direction_configurations);
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void filterRequirementAseDirectionConfiguration(
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std::vector<std::optional<AseDirectionConfiguration>>&
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direction_configurations,
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const std::optional<std::vector<std::optional<AseDirectionRequirement>>>&
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requirements,
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std::vector<std::optional<AseDirectionConfiguration>>&
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valid_direction_configurations);
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std::optional<LeAudioAseConfigurationSetting>
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getCapabilitiesMatchedAseConfigurationSettings(
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IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
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const IBluetoothAudioProvider::LeAudioDeviceCapabilities& capabilities,
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uint8_t direction);
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std::optional<LeAudioAseConfigurationSetting>
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getRequirementMatchedAseConfigurationSettings(
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IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
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const IBluetoothAudioProvider::LeAudioConfigurationRequirement&
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requirement);
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bool isMatchedQosRequirement(LeAudioAseQosConfiguration setting_qos,
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AseQosDirectionRequirement requirement_qos);
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std::optional<LeAudioBroadcastConfigurationSetting>
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getCapabilitiesMatchedBroadcastConfigurationSettings(
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LeAudioBroadcastConfigurationSetting& setting,
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const IBluetoothAudioProvider::LeAudioDeviceCapabilities& capabilities);
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void getBroadcastSettings();
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};
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class LeAudioOffloadOutputAudioProvider : public LeAudioOffloadAudioProvider {
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public:
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LeAudioOffloadOutputAudioProvider();
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};
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class LeAudioOffloadInputAudioProvider : public LeAudioOffloadAudioProvider {
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public:
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LeAudioOffloadInputAudioProvider();
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};
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class LeAudioOffloadBroadcastAudioProvider
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: public LeAudioOffloadAudioProvider {
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public:
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LeAudioOffloadBroadcastAudioProvider();
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};
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} // namespace audio
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} // namespace bluetooth
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} // namespace hardware
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} // namespace android
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} // namespace aidl
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