184 lines
8.2 KiB
C++
184 lines
8.2 KiB
C++
/*
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* Copyright (C) 2023 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 "AHAL_ModuleRemoteSubmix"
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#include <stdio.h>
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#include <vector>
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#include <android-base/logging.h>
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#include <error/expected_utils.h>
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#include "SubmixRoute.h"
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#include "core-impl/ModuleRemoteSubmix.h"
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#include "core-impl/StreamRemoteSubmix.h"
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using aidl::android::hardware::audio::common::SinkMetadata;
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using aidl::android::hardware::audio::common::SourceMetadata;
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using aidl::android::media::audio::common::AudioDeviceAddress;
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using aidl::android::media::audio::common::AudioFormatType;
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using aidl::android::media::audio::common::AudioIoFlags;
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using aidl::android::media::audio::common::AudioOffloadInfo;
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using aidl::android::media::audio::common::AudioPort;
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using aidl::android::media::audio::common::AudioPortConfig;
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using aidl::android::media::audio::common::AudioPortExt;
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using aidl::android::media::audio::common::AudioProfile;
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using aidl::android::media::audio::common::Int;
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using aidl::android::media::audio::common::MicrophoneInfo;
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namespace aidl::android::hardware::audio::core {
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namespace {
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std::optional<r_submix::AudioConfig> getRemoteEndConfig(const AudioPort& audioPort) {
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const auto& deviceAddress = audioPort.ext.get<AudioPortExt::device>().device.address;
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const bool isInput = audioPort.flags.getTag() == AudioIoFlags::input;
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if (auto submixRoute = r_submix::SubmixRoute::findRoute(deviceAddress);
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submixRoute != nullptr) {
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if ((isInput && submixRoute->isStreamOutOpen()) ||
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(!isInput && submixRoute->isStreamInOpen())) {
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return submixRoute->getPipeConfig();
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}
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}
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return {};
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}
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} // namespace
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ndk::ScopedAStatus ModuleRemoteSubmix::getMicMute(bool* _aidl_return __unused) {
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LOG(DEBUG) << __func__ << ": is not supported";
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return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
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}
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ndk::ScopedAStatus ModuleRemoteSubmix::setMicMute(bool in_mute __unused) {
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LOG(DEBUG) << __func__ << ": is not supported";
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return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
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}
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ndk::ScopedAStatus ModuleRemoteSubmix::setAudioPortConfig(const AudioPortConfig& in_requested,
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AudioPortConfig* out_suggested,
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bool* _aidl_return) {
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auto fillConfig = [this](const AudioPort& port, AudioPortConfig* config) {
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if (port.ext.getTag() == AudioPortExt::device) {
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if (auto pipeConfig = getRemoteEndConfig(port); pipeConfig.has_value()) {
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LOG(DEBUG) << "setAudioPortConfig: suggesting port config from the remote end.";
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config->format = pipeConfig->format;
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config->channelMask = pipeConfig->channelLayout;
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config->sampleRate = Int{.value = pipeConfig->sampleRate};
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config->flags = port.flags;
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config->ext = port.ext;
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return true;
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}
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}
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return generateDefaultPortConfig(port, config);
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};
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return Module::setAudioPortConfigImpl(in_requested, fillConfig, out_suggested, _aidl_return);
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}
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ndk::ScopedAStatus ModuleRemoteSubmix::createInputStream(
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StreamContext&& context, const SinkMetadata& sinkMetadata,
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const std::vector<MicrophoneInfo>& microphones, std::shared_ptr<StreamIn>* result) {
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return createStreamInstance<StreamInRemoteSubmix>(result, std::move(context), sinkMetadata,
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microphones);
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}
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ndk::ScopedAStatus ModuleRemoteSubmix::createOutputStream(
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StreamContext&& context, const SourceMetadata& sourceMetadata,
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const std::optional<AudioOffloadInfo>& offloadInfo, std::shared_ptr<StreamOut>* result) {
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return createStreamInstance<StreamOutRemoteSubmix>(result, std::move(context), sourceMetadata,
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offloadInfo);
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}
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ndk::ScopedAStatus ModuleRemoteSubmix::populateConnectedDevicePort(AudioPort* audioPort, int32_t) {
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if (audioPort->ext.getTag() != AudioPortExt::device) {
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LOG(ERROR) << __func__ << ": not a device port: " << audioPort->toString();
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return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
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}
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// If there is already a pipe with a stream for the port address, provide its configuration as
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// the only option. Otherwise, find the corresponding mix port and copy its profiles.
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if (auto pipeConfig = getRemoteEndConfig(*audioPort); pipeConfig.has_value()) {
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audioPort->profiles.clear();
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audioPort->profiles.push_back(AudioProfile{
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.format = pipeConfig->format,
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.channelMasks = std::vector<AudioChannelLayout>({pipeConfig->channelLayout}),
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.sampleRates = std::vector<int>({pipeConfig->sampleRate})});
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LOG(DEBUG) << __func__ << ": populated from remote end as: " << audioPort->toString();
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return ndk::ScopedAStatus::ok();
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}
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// At this moment, the port has the same ID as the template port, see connectExternalDevice.
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std::vector<AudioRoute*> routes = getAudioRoutesForAudioPortImpl(audioPort->id);
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if (routes.empty()) {
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LOG(ERROR) << __func__ << ": no routes found for the port " << audioPort->toString();
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return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
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}
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const auto& route = *routes.begin();
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AudioPort mixPort;
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if (route->sinkPortId == audioPort->id) {
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if (route->sourcePortIds.empty()) {
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LOG(ERROR) << __func__ << ": invalid route " << route->toString();
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return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
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}
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RETURN_STATUS_IF_ERROR(getAudioPort(*route->sourcePortIds.begin(), &mixPort));
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} else {
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RETURN_STATUS_IF_ERROR(getAudioPort(route->sinkPortId, &mixPort));
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}
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audioPort->profiles = mixPort.profiles;
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LOG(DEBUG) << __func__ << ": populated from the mix port as: " << audioPort->toString();
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus ModuleRemoteSubmix::checkAudioPatchEndpointsMatch(
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const std::vector<AudioPortConfig*>& sources, const std::vector<AudioPortConfig*>& sinks) {
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for (const auto& source : sources) {
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for (const auto& sink : sinks) {
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if (source->sampleRate != sink->sampleRate ||
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source->channelMask != sink->channelMask || source->format != sink->format) {
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LOG(ERROR) << __func__
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<< ": mismatch port configuration, source=" << source->toString()
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<< ", sink=" << sink->toString();
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return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
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}
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}
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}
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus ModuleRemoteSubmix::onMasterMuteChanged(bool __unused) {
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LOG(DEBUG) << __func__ << ": is not supported";
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return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
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}
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ndk::ScopedAStatus ModuleRemoteSubmix::onMasterVolumeChanged(float __unused) {
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LOG(DEBUG) << __func__ << ": is not supported";
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return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
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}
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int32_t ModuleRemoteSubmix::getNominalLatencyMs(const AudioPortConfig&) {
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// See the note on kDefaultPipePeriodCount.
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static constexpr int32_t kMaxLatencyMs =
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(r_submix::kDefaultPipeSizeInFrames * 1000) / r_submix::kDefaultSampleRateHz;
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static constexpr int32_t kMinLatencyMs = kMaxLatencyMs / r_submix::kDefaultPipePeriodCount;
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return kMinLatencyMs;
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}
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binder_status_t ModuleRemoteSubmix::dump(int fd, const char** /*args*/, uint32_t /*numArgs*/) {
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dprintf(fd, "\nSubmixRoutes:\n%s\n", r_submix::SubmixRoute::dumpRoutes().c_str());
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return STATUS_OK;
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}
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} // namespace aidl::android::hardware::audio::core
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