mirror of
https://github.com/Evolution-X/hardware_interfaces
synced 2026-02-01 16:50:18 +00:00
df5adfde15
Implements basic functionality for enumerating
capabilities of an audio module, audio patches
creation, and opening of I/O streams.
Bug: 205884982
Test: atest VtsHalAudioCoreTargetTest
Merged-In: Ie5d67e9192a598260e762ae9368f99592c8ad97e
Change-Id: Ie5d67e9192a598260e762ae9368f99592c8ad97e
(cherry picked from commit ecdc6ca8e8)
197 lines
9.2 KiB
C++
197 lines
9.2 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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#include <aidl/android/media/audio/common/AudioChannelLayout.h>
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#include <aidl/android/media/audio/common/AudioDeviceType.h>
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#include <aidl/android/media/audio/common/AudioFormatType.h>
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#include <aidl/android/media/audio/common/AudioIoFlags.h>
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#include <aidl/android/media/audio/common/AudioOutputFlags.h>
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#include "aidl/android/media/audio/common/AudioFormatDescription.h"
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#include "core-impl/Configuration.h"
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using aidl::android::media::audio::common::AudioChannelLayout;
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using aidl::android::media::audio::common::AudioDeviceType;
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using aidl::android::media::audio::common::AudioFormatDescription;
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using aidl::android::media::audio::common::AudioFormatType;
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using aidl::android::media::audio::common::AudioGainConfig;
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using aidl::android::media::audio::common::AudioIoFlags;
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using aidl::android::media::audio::common::AudioOutputFlags;
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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::AudioPortDeviceExt;
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using aidl::android::media::audio::common::AudioPortExt;
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using aidl::android::media::audio::common::AudioPortMixExt;
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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::PcmType;
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namespace aidl::android::hardware::audio::core::internal {
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static AudioProfile createProfile(PcmType pcmType, const std::vector<int32_t>& channelLayouts,
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const std::vector<int32_t>& sampleRates) {
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AudioProfile profile;
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profile.format.type = AudioFormatType::PCM;
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profile.format.pcm = pcmType;
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for (auto layout : channelLayouts) {
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profile.channelMasks.push_back(
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AudioChannelLayout::make<AudioChannelLayout::layoutMask>(layout));
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}
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profile.sampleRates.insert(profile.sampleRates.end(), sampleRates.begin(), sampleRates.end());
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return profile;
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}
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static AudioPortExt createDeviceExt(AudioDeviceType devType, int32_t flags) {
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AudioPortDeviceExt deviceExt;
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deviceExt.device.type.type = devType;
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deviceExt.flags = flags;
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return AudioPortExt::make<AudioPortExt::Tag::device>(deviceExt);
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}
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static AudioPortExt createPortMixExt(int32_t maxOpenStreamCount, int32_t maxActiveStreamCount) {
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AudioPortMixExt mixExt;
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mixExt.maxOpenStreamCount = maxOpenStreamCount;
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mixExt.maxActiveStreamCount = maxActiveStreamCount;
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return AudioPortExt::make<AudioPortExt::Tag::mix>(mixExt);
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}
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static AudioPort createPort(int32_t id, const std::string& name, int32_t flags, bool isInput,
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const AudioPortExt& ext) {
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AudioPort port;
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port.id = id;
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port.name = name;
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port.flags = isInput ? AudioIoFlags::make<AudioIoFlags::Tag::input>(flags)
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: AudioIoFlags::make<AudioIoFlags::Tag::output>(flags);
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port.ext = ext;
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return port;
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}
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static AudioPortConfig createPortConfig(int32_t id, int32_t portId, PcmType pcmType, int32_t layout,
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int32_t sampleRate, int32_t flags, bool isInput,
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const AudioPortExt& ext) {
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AudioPortConfig config;
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config.id = id;
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config.portId = portId;
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config.sampleRate = Int{.value = sampleRate};
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config.channelMask = AudioChannelLayout::make<AudioChannelLayout::layoutMask>(layout);
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config.format = AudioFormatDescription{.type = AudioFormatType::PCM, .pcm = pcmType};
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config.gain = AudioGainConfig();
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config.flags = isInput ? AudioIoFlags::make<AudioIoFlags::Tag::input>(flags)
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: AudioIoFlags::make<AudioIoFlags::Tag::output>(flags);
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config.ext = ext;
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return config;
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}
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static AudioRoute createRoute(const std::vector<int32_t>& sources, int32_t sink) {
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AudioRoute route;
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route.sinkPortId = sink;
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route.sourcePortIds.insert(route.sourcePortIds.end(), sources.begin(), sources.end());
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return route;
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}
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Configuration& getNullPrimaryConfiguration() {
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static Configuration configuration = []() {
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Configuration c;
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AudioPort nullOutDevice =
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createPort(c.nextPortId++, "Null", 0, false,
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createDeviceExt(AudioDeviceType::OUT_SPEAKER,
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1 << AudioPortDeviceExt::FLAG_INDEX_DEFAULT_DEVICE));
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c.ports.push_back(nullOutDevice);
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AudioPort primaryOutMix = createPort(c.nextPortId++, "primary output",
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1 << static_cast<int32_t>(AudioOutputFlags::PRIMARY),
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false, createPortMixExt(1, 1));
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primaryOutMix.profiles.push_back(
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createProfile(PcmType::INT_16_BIT,
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{AudioChannelLayout::LAYOUT_MONO, AudioChannelLayout::LAYOUT_STEREO},
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{44100, 48000}));
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primaryOutMix.profiles.push_back(
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createProfile(PcmType::INT_24_BIT,
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{AudioChannelLayout::LAYOUT_MONO, AudioChannelLayout::LAYOUT_STEREO},
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{44100, 48000}));
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c.ports.push_back(primaryOutMix);
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c.routes.push_back(createRoute({primaryOutMix.id}, nullOutDevice.id));
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c.initialConfigs.push_back(
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createPortConfig(nullOutDevice.id, nullOutDevice.id, PcmType::INT_24_BIT,
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AudioChannelLayout::LAYOUT_STEREO, 48000, 0, false,
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createDeviceExt(AudioDeviceType::OUT_SPEAKER, 0)));
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AudioPort loopOutDevice = createPort(c.nextPortId++, "Loopback Out", 0, false,
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createDeviceExt(AudioDeviceType::OUT_SUBMIX, 0));
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loopOutDevice.profiles.push_back(
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createProfile(PcmType::INT_24_BIT, {AudioChannelLayout::LAYOUT_STEREO}, {48000}));
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c.ports.push_back(loopOutDevice);
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AudioPort loopOutMix =
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createPort(c.nextPortId++, "loopback output", 0, false, createPortMixExt(0, 0));
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loopOutMix.profiles.push_back(
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createProfile(PcmType::INT_24_BIT, {AudioChannelLayout::LAYOUT_STEREO}, {48000}));
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c.ports.push_back(loopOutMix);
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c.routes.push_back(createRoute({loopOutMix.id}, loopOutDevice.id));
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AudioPort zeroInDevice =
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createPort(c.nextPortId++, "Zero", 0, true,
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createDeviceExt(AudioDeviceType::IN_MICROPHONE,
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1 << AudioPortDeviceExt::FLAG_INDEX_DEFAULT_DEVICE));
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c.ports.push_back(zeroInDevice);
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AudioPort primaryInMix =
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createPort(c.nextPortId++, "primary input", 0, true, createPortMixExt(2, 2));
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primaryInMix.profiles.push_back(
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createProfile(PcmType::INT_16_BIT,
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{AudioChannelLayout::LAYOUT_MONO, AudioChannelLayout::LAYOUT_STEREO,
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AudioChannelLayout::LAYOUT_FRONT_BACK},
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{8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000}));
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primaryInMix.profiles.push_back(
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createProfile(PcmType::INT_24_BIT,
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{AudioChannelLayout::LAYOUT_MONO, AudioChannelLayout::LAYOUT_STEREO,
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AudioChannelLayout::LAYOUT_FRONT_BACK},
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{8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000}));
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c.ports.push_back(primaryInMix);
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c.routes.push_back(createRoute({zeroInDevice.id}, primaryInMix.id));
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c.initialConfigs.push_back(
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createPortConfig(zeroInDevice.id, zeroInDevice.id, PcmType::INT_24_BIT,
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AudioChannelLayout::LAYOUT_MONO, 48000, 0, true,
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createDeviceExt(AudioDeviceType::IN_MICROPHONE, 0)));
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AudioPort loopInDevice = createPort(c.nextPortId++, "Loopback In", 0, true,
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createDeviceExt(AudioDeviceType::IN_SUBMIX, 0));
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loopInDevice.profiles.push_back(
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createProfile(PcmType::INT_24_BIT, {AudioChannelLayout::LAYOUT_STEREO}, {48000}));
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c.ports.push_back(loopInDevice);
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AudioPort loopInMix =
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createPort(c.nextPortId++, "loopback input", 0, true, createPortMixExt(0, 0));
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loopInMix.profiles.push_back(
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createProfile(PcmType::INT_24_BIT, {AudioChannelLayout::LAYOUT_STEREO}, {48000}));
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c.ports.push_back(loopInMix);
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c.routes.push_back(createRoute({loopInDevice.id}, loopInMix.id));
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c.portConfigs.insert(c.portConfigs.end(), c.initialConfigs.begin(), c.initialConfigs.end());
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return c;
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}();
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return configuration;
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}
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} // namespace aidl::android::hardware::audio::core::internal
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