124 lines
3.5 KiB
C++
124 lines
3.5 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 "chre/platform/platform_audio.h"
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#include <cinttypes>
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#include "chre/core/event_loop_manager.h"
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#include "chre/platform/log.h"
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#include "chre/platform/shared/pal_system_api.h"
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#include "chre/util/macros.h"
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#include "chre_api/chre/audio.h"
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namespace chre {
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const chrePalAudioCallbacks PlatformAudioBase::sCallbacks = {
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.audioDataEventCallback = PlatformAudioBase::audioDataEventCallback,
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.audioAvailabilityCallback = PlatformAudioBase::audioAvailabilityCallback,
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};
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PlatformAudio::PlatformAudio() {}
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PlatformAudio::~PlatformAudio() {
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if (mApi != nullptr) {
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LOGD("Platform audio closing");
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prePalApiCall(PalType::AUDIO);
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mApi->close();
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LOGD("Platform audio closed");
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}
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}
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void PlatformAudio::init() {
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prePalApiCall(PalType::AUDIO);
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mApi = chrePalAudioGetApi(CHRE_PAL_AUDIO_API_CURRENT_VERSION);
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if (mApi != nullptr) {
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if (!mApi->open(&gChrePalSystemApi, &sCallbacks)) {
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LOGE("Audio PAL open returned false");
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mApi = nullptr;
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} else {
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LOGD("Opened audio PAL version 0x%08" PRIx32, mApi->moduleVersion);
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}
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} else {
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LOGW("Requested audio PAL (version 0x%08" PRIx32 ") not found",
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CHRE_PAL_AUDIO_API_CURRENT_VERSION);
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}
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}
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void PlatformAudio::setHandleEnabled(uint32_t handle, bool enabled) {
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UNUSED_VAR(handle);
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UNUSED_VAR(enabled);
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}
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bool PlatformAudio::requestAudioDataEvent(uint32_t handle, uint32_t numSamples,
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Nanoseconds eventDelay) {
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if (mApi != nullptr) {
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prePalApiCall(PalType::AUDIO);
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return mApi->requestAudioDataEvent(handle, numSamples,
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eventDelay.toRawNanoseconds());
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}
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return false;
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}
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void PlatformAudio::cancelAudioDataEventRequest(uint32_t handle) {
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if (mApi != nullptr) {
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prePalApiCall(PalType::AUDIO);
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mApi->cancelAudioDataEvent(handle);
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}
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}
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void PlatformAudio::releaseAudioDataEvent(struct chreAudioDataEvent *event) {
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if (mApi != nullptr) {
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prePalApiCall(PalType::AUDIO);
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mApi->releaseAudioDataEvent(event);
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}
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}
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size_t PlatformAudio::getSourceCount() {
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if (mApi != nullptr) {
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prePalApiCall(PalType::AUDIO);
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return static_cast<size_t>(mApi->getSourceCount());
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}
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return 0;
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}
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bool PlatformAudio::getAudioSource(uint32_t handle,
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chreAudioSource *audioSource) const {
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if (mApi != nullptr) {
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prePalApiCall(PalType::AUDIO);
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return mApi->getAudioSource(handle, audioSource);
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}
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return false;
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}
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void PlatformAudioBase::audioDataEventCallback(
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struct chreAudioDataEvent *event) {
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EventLoopManagerSingleton::get()
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->getAudioRequestManager()
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.handleAudioDataEvent(event);
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}
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void PlatformAudioBase::audioAvailabilityCallback(uint32_t handle,
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bool available) {
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EventLoopManagerSingleton::get()
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->getAudioRequestManager()
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.handleAudioAvailability(handle, available);
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}
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} // namespace chre
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