107 lines
3.8 KiB
C++
107 lines
3.8 KiB
C++
/*
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* Copyright 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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#define LOG_TAG "BTAudioProvidersFactory"
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#include <android-base/logging.h>
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#include "BluetoothAudioProvidersFactory.h"
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#include "BluetoothAudioSupportedCodecsDB.h"
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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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namespace V2_0 {
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namespace implementation {
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using ::android::hardware::hidl_vec;
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using ::android::hardware::Void;
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A2dpSoftwareAudioProvider
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BluetoothAudioProvidersFactory::a2dp_software_provider_instance_;
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A2dpOffloadAudioProvider
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BluetoothAudioProvidersFactory::a2dp_offload_provider_instance_;
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HearingAidAudioProvider
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BluetoothAudioProvidersFactory::hearing_aid_provider_instance_;
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Return<void> BluetoothAudioProvidersFactory::openProvider(
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const SessionType sessionType, openProvider_cb _hidl_cb) {
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LOG(INFO) << __func__ << " - SessionType=" << toString(sessionType);
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BluetoothAudioStatus status = BluetoothAudioStatus::SUCCESS;
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BluetoothAudioProvider* provider = nullptr;
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switch (sessionType) {
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case SessionType::A2DP_SOFTWARE_ENCODING_DATAPATH:
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provider = &a2dp_software_provider_instance_;
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break;
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case SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH:
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provider = &a2dp_offload_provider_instance_;
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break;
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case SessionType::HEARING_AID_SOFTWARE_ENCODING_DATAPATH:
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provider = &hearing_aid_provider_instance_;
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break;
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default:
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status = BluetoothAudioStatus::FAILURE;
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}
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if (provider == nullptr || !provider->isValid(sessionType)) {
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provider = nullptr;
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status = BluetoothAudioStatus::FAILURE;
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LOG(ERROR) << __func__ << " - SessionType=" << toString(sessionType)
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<< ", status=" << toString(status);
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}
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_hidl_cb(status, provider);
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return Void();
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}
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Return<void> BluetoothAudioProvidersFactory::getProviderCapabilities(
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const SessionType sessionType, getProviderCapabilities_cb _hidl_cb) {
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hidl_vec<AudioCapabilities> audio_capabilities =
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hidl_vec<AudioCapabilities>(0);
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if (sessionType == SessionType::A2DP_HARDWARE_OFFLOAD_DATAPATH) {
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std::vector<CodecCapabilities> db_codec_capabilities =
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android::bluetooth::audio::GetOffloadCodecCapabilities(sessionType);
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if (db_codec_capabilities.size()) {
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audio_capabilities.resize(db_codec_capabilities.size());
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for (std::size_t i = 0; i < db_codec_capabilities.size(); ++i) {
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audio_capabilities[i].codecCapabilities(db_codec_capabilities[i]);
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}
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}
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} else if (sessionType != SessionType::UNKNOWN) {
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std::vector<PcmParameters> db_pcm_capabilities =
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android::bluetooth::audio::GetSoftwarePcmCapabilities();
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if (db_pcm_capabilities.size() == 1) {
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audio_capabilities.resize(1);
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audio_capabilities[0].pcmCapabilities(db_pcm_capabilities[0]);
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}
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}
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LOG(INFO) << __func__ << " - SessionType=" << toString(sessionType)
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<< " supports " << audio_capabilities.size() << " codecs";
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_hidl_cb(audio_capabilities);
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return Void();
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}
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IBluetoothAudioProvidersFactory* HIDL_FETCH_IBluetoothAudioProvidersFactory(
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const char* /* name */) {
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return new BluetoothAudioProvidersFactory();
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}
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} // namespace implementation
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} // namespace V2_0
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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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