140 lines
5.1 KiB
C++
140 lines
5.1 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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#define LOG_TAG "BTAudioProviderA2dpHW"
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#include "A2dpOffloadAudioProvider.h"
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#include <BluetoothAudioCodecs.h>
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#include <BluetoothAudioSessionReport.h>
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#include <android-base/logging.h>
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#include "A2dpOffloadCodecAac.h"
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#include "A2dpOffloadCodecFactory.h"
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#include "A2dpOffloadCodecSbc.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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A2dpOffloadEncodingAudioProvider::A2dpOffloadEncodingAudioProvider()
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: A2dpOffloadAudioProvider() {
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session_type_ = SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH;
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}
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A2dpOffloadDecodingAudioProvider::A2dpOffloadDecodingAudioProvider()
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: A2dpOffloadAudioProvider() {
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session_type_ = SessionType::A2DP_HARDWARE_OFFLOAD_DECODING_DATAPATH;
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}
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A2dpOffloadAudioProvider::A2dpOffloadAudioProvider() {}
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bool A2dpOffloadAudioProvider::isValid(const SessionType& session_type) {
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return (session_type == session_type_);
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}
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ndk::ScopedAStatus A2dpOffloadAudioProvider::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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if (audio_config.getTag() == AudioConfiguration::Tag::a2dp) {
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auto a2dp_config = audio_config.get<AudioConfiguration::Tag::a2dp>();
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A2dpStatus a2dp_status = A2dpStatus::NOT_SUPPORTED_CODEC_TYPE;
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if (a2dp_config.codecId ==
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A2dpOffloadCodecSbc::GetInstance()->GetCodecId()) {
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SbcParameters sbc_parameters;
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a2dp_status = A2dpOffloadCodecSbc::GetInstance()->ParseConfiguration(
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a2dp_config.configuration, &sbc_parameters);
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} else if (a2dp_config.codecId ==
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A2dpOffloadCodecAac::GetInstance()->GetCodecId()) {
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AacParameters aac_parameters;
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a2dp_status = A2dpOffloadCodecAac::GetInstance()->ParseConfiguration(
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a2dp_config.configuration, &aac_parameters);
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}
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if (a2dp_status != A2dpStatus::OK) {
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LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
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<< audio_config.toString();
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*_aidl_return = DataMQDesc();
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return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
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}
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} else if (audio_config.getTag() == AudioConfiguration::Tag::a2dpConfig) {
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if (!BluetoothAudioCodecs::IsOffloadCodecConfigurationValid(
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session_type_,
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audio_config.get<AudioConfiguration::a2dpConfig>())) {
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LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
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<< audio_config.toString();
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*_aidl_return = DataMQDesc();
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return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
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}
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} else {
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LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
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<< audio_config.toString();
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*_aidl_return = DataMQDesc();
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return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
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}
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return BluetoothAudioProvider::startSession(
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host_if, audio_config, latency_modes, _aidl_return);
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}
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ndk::ScopedAStatus A2dpOffloadAudioProvider::onSessionReady(
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DataMQDesc* _aidl_return) {
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*_aidl_return = DataMQDesc();
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BluetoothAudioSessionReport::OnSessionStarted(
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session_type_, stack_iface_, nullptr, *audio_config_, latency_modes_);
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus A2dpOffloadAudioProvider::parseA2dpConfiguration(
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const CodecId& codec_id, const std::vector<uint8_t>& configuration,
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CodecParameters* codec_parameters, A2dpStatus* _aidl_return) {
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auto codec = A2dpOffloadCodecFactory::GetInstance()->GetCodec(codec_id);
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if (!codec) {
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LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_)
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<< " - CodecId=" << codec_id.toString() << " is not found";
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return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
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}
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*_aidl_return = codec->ParseConfiguration(configuration, codec_parameters);
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus A2dpOffloadAudioProvider::getA2dpConfiguration(
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const std::vector<A2dpRemoteCapabilities>& remote_a2dp_capabilities,
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const A2dpConfigurationHint& hint,
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std::optional<audio::A2dpConfiguration>* _aidl_return) {
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*_aidl_return = std::nullopt;
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A2dpConfiguration avdtp_configuration;
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if (A2dpOffloadCodecFactory::GetInstance()->GetConfiguration(
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remote_a2dp_capabilities, hint, &avdtp_configuration))
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*_aidl_return =
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std::make_optional<A2dpConfiguration>(std::move(avdtp_configuration));
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return ndk::ScopedAStatus::ok();
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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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