Paul McLean | a80d225 | 2020-12-14 14:55:24 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2020 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | #include <android/log.h> |
| 17 | |
| 18 | #include <oboe/Oboe.h> |
| 19 | |
| 20 | #include "OboeStream.h" |
| 21 | |
| 22 | static const char * const TAG = "OboePlayer(native)"; |
| 23 | |
| 24 | using namespace oboe; |
| 25 | |
| 26 | StreamBase::Result OboeStream::OboeErrorToMegaAudioError(oboe::Result oboeError) { |
| 27 | |
| 28 | StreamBase::Result maErr = ERROR_UNKNOWN; |
| 29 | |
| 30 | switch (oboeError) { |
| 31 | case oboe::Result::OK: |
| 32 | maErr = OK; |
| 33 | break; |
| 34 | case oboe::Result::ErrorInternal: |
| 35 | maErr = ERROR_UNKNOWN; |
| 36 | break; |
| 37 | case oboe::Result::ErrorClosed: |
| 38 | maErr = ERROR_INVALID_STATE; |
| 39 | break; |
| 40 | default: |
| 41 | maErr = ERROR_UNKNOWN; |
| 42 | break; |
| 43 | } |
| 44 | |
| 45 | return maErr; |
| 46 | } |
| 47 | |
| 48 | StreamBase::Result OboeStream::teardownStream() { |
| 49 | __android_log_print(ANDROID_LOG_INFO, TAG, "teardownStream()"); |
| 50 | |
| 51 | std::lock_guard<std::mutex> lock(mStreamLock); |
| 52 | return teardownStream_l(); |
| 53 | } |
| 54 | |
| 55 | StreamBase::Result OboeStream::teardownStream_l() { |
| 56 | // tear down the player |
| 57 | if (mAudioStream == nullptr) { |
| 58 | return ERROR_INVALID_STATE; |
| 59 | } else { |
| 60 | oboe::Result result = oboe::Result::OK; |
| 61 | result = mAudioStream->stop(); |
| 62 | if (result == oboe::Result::OK) { |
| 63 | result = mAudioStream->close(); |
| 64 | } |
| 65 | mAudioStream = nullptr; |
| 66 | return OboeErrorToMegaAudioError(result); |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | StreamBase::Result OboeStream::startStream() { |
| 71 | __android_log_print(ANDROID_LOG_INFO, TAG, "startStream()"); |
| 72 | |
| 73 | // Don't cover up (potential) bugs in AAudio |
| 74 | oboe::OboeGlobals::setWorkaroundsEnabled(false); |
| 75 | |
| 76 | std::lock_guard<std::mutex> lock(mStreamLock); |
| 77 | |
| 78 | oboe::Result result = oboe::Result::ErrorInternal; |
| 79 | if (mAudioStream != nullptr) { |
| 80 | result = mAudioStream->requestStart(); |
| 81 | if (result != oboe::Result::OK){ |
| 82 | __android_log_print( |
| 83 | ANDROID_LOG_ERROR, |
| 84 | TAG, |
| 85 | "requestStart failed. Error: %s", convertToText(result)); |
| 86 | |
| 87 | // clean up |
| 88 | teardownStream_l(); |
| 89 | } |
| 90 | } |
| 91 | mStreamStarted = result == oboe::Result::OK; |
| 92 | |
| 93 | return OboeErrorToMegaAudioError(result); |
| 94 | } |
| 95 | |
| 96 | StreamBase::Result OboeStream::stopStream() { |
| 97 | std::lock_guard<std::mutex> lock(mStreamLock); |
| 98 | |
| 99 | Result errCode = ERROR_UNKNOWN; |
| 100 | if (mAudioStream == nullptr) { |
| 101 | errCode = ERROR_INVALID_STATE; |
| 102 | } else { |
| 103 | oboe::Result result = mAudioStream->stop(); |
| 104 | mStreamStarted = false; |
| 105 | |
| 106 | errCode = OboeErrorToMegaAudioError(result); |
| 107 | } |
| 108 | |
| 109 | mStreamStarted = false; |
| 110 | return errCode; |
| 111 | } |