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/*
* Copyright (C) 2022 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.
*/
#define LOG_TAG "BTAudioProviderLeAudioHW"
#include "LeAudioOffloadAudioProvider.h"
#include <BluetoothAudioCodecs.h>
#include <BluetoothAudioSessionReport.h>
#include <android-base/logging.h>
namespace aidl {
namespace android {
namespace hardware {
namespace bluetooth {
namespace audio {
LeAudioOffloadOutputAudioProvider::LeAudioOffloadOutputAudioProvider()
: LeAudioOffloadAudioProvider() {
session_type_ = SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH;
}
LeAudioOffloadInputAudioProvider::LeAudioOffloadInputAudioProvider()
: LeAudioOffloadAudioProvider() {
session_type_ = SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH;
}
LeAudioOffloadBroadcastAudioProvider::LeAudioOffloadBroadcastAudioProvider()
: LeAudioOffloadAudioProvider() {
session_type_ =
SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH;
}
LeAudioOffloadAudioProvider::LeAudioOffloadAudioProvider()
: BluetoothAudioProvider() {}
bool LeAudioOffloadAudioProvider::isValid(const SessionType& sessionType) {
return (sessionType == session_type_);
}
ndk::ScopedAStatus LeAudioOffloadAudioProvider::startSession(
const std::shared_ptr<IBluetoothAudioPort>& host_if,
const AudioConfiguration& audio_config,
const std::vector<LatencyMode>& latency_modes,
DataMQDesc* _aidl_return) {
latency_modes_ = latency_modes;
if (audio_config.getTag() != AudioConfiguration::leAudioConfig) {
LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
<< audio_config.toString();
*_aidl_return = DataMQDesc();
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
}
const auto& le_audio_config =
audio_config.get<AudioConfiguration::leAudioConfig>();
if (!BluetoothAudioCodecs::IsOffloadLeAudioConfigurationValid(
session_type_, le_audio_config)) {
LOG(WARNING) << __func__ << " - Unsupported LC3 Offloaded Configuration="
<< le_audio_config.toString();
*_aidl_return = DataMQDesc();
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
}
return BluetoothAudioProvider::startSession(
host_if, audio_config, latency_modes, _aidl_return);
}
ndk::ScopedAStatus LeAudioOffloadAudioProvider::onSessionReady(
DataMQDesc* _aidl_return) {
BluetoothAudioSessionReport::OnSessionStarted(session_type_, stack_iface_,
nullptr, *audio_config_);
*_aidl_return = DataMQDesc();
return ndk::ScopedAStatus::ok();
}
} // namespace audio
} // namespace bluetooth
} // namespace hardware
} // namespace android
} // namespace aidl
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