| /* |
| * Copyright (C) 2020 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. |
| */ |
| |
| #include "chre/platform/platform_audio.h" |
| #include <cinttypes> |
| #include "chre/core/event_loop_manager.h" |
| #include "chre/platform/assert.h" |
| #include "chre/platform/log.h" |
| #include "chre/platform/system_time.h" |
| |
| namespace chre { |
| |
| PlatformAudio::PlatformAudio() {} |
| |
| PlatformAudio::~PlatformAudio() {} |
| |
| void PlatformAudio::init() { |
| mAudioController.Start(); |
| mAudioController.SetUpRemoteCore(); |
| } |
| |
| size_t PlatformAudio::getSourceCount() { |
| return AudioController::kMaxAocMicrophones; |
| } |
| |
| bool PlatformAudio::getAudioSource(uint32_t handle, |
| struct chreAudioSource *source) const { |
| bool success = false; |
| if ((handle < AudioController::kMaxAocMicrophones) && (source != nullptr)) { |
| memcpy(source, mAudioController.GetSource(handle), sizeof(chreAudioSource)); |
| success = true; |
| } |
| |
| return success; |
| } |
| |
| void PlatformAudio::setHandleEnabled(uint32_t handle, bool enabled) { |
| mAudioController.SetEnabled(handle, enabled); |
| } |
| |
| void PlatformAudio::cancelAudioDataEventRequest(uint32_t handle) { |
| mAudioController.ReleaseAudio(handle); |
| } |
| |
| bool PlatformAudio::requestAudioDataEvent(uint32_t handle, uint32_t numSamples, |
| Nanoseconds eventDelay) { |
| // TODO: Event delay |
| bool success = mAudioController.RequestAudio(handle); |
| LOGV("Request audio data for hdl %u, numSamples %u @ %" PRIu64 |
| ", success: %d", |
| handle, numSamples, SystemTime::getMonotonicTime().toRawNanoseconds(), |
| success); |
| |
| return success; |
| } |
| |
| void PlatformAudio::releaseAudioDataEvent( |
| struct chreAudioDataEvent * /*event*/) { |
| mAudioController.OnBufferReleased(); |
| } |
| |
| } // namespace chre |