1 /* 2 * Copyright (C) 2018 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 17 #ifndef AUDIO_PRESENTATION_INFO_H_ 18 #define AUDIO_PRESENTATION_INFO_H_ 19 20 #include <sstream> 21 #include <stdint.h> 22 23 #include <utils/KeyedVector.h> 24 #include <utils/RefBase.h> 25 #include <utils/String8.h> 26 #include <utils/Vector.h> 27 28 namespace android { 29 30 enum mastering_indication { 31 MASTERING_NOT_INDICATED, 32 MASTERED_FOR_STEREO, 33 MASTERED_FOR_SURROUND, 34 MASTERED_FOR_3D, 35 MASTERED_FOR_HEADPHONE, 36 }; 37 38 struct AudioPresentation : public RefBase { 39 int32_t mPresentationId; 40 int32_t mProgramId; 41 KeyedVector<String8, String8> mLabels; 42 String8 mLanguage; 43 int32_t mMasteringIndication; 44 bool mAudioDescriptionAvailable; 45 bool mSpokenSubtitlesAvailable; 46 bool mDialogueEnhancementAvailable; 47 AudioPresentationAudioPresentation48 AudioPresentation() { 49 mPresentationId = -1; 50 mProgramId = -1; 51 mLanguage = ""; 52 mMasteringIndication = MASTERING_NOT_INDICATED; 53 mAudioDescriptionAvailable = false; 54 mSpokenSubtitlesAvailable = false; 55 mDialogueEnhancementAvailable = false; 56 } 57 }; 58 59 typedef Vector<sp<AudioPresentation>> AudioPresentations; 60 61 class AudioPresentationInfo : public RefBase { 62 public: 63 AudioPresentationInfo(); 64 65 ~AudioPresentationInfo(); 66 67 void addPresentation(sp<AudioPresentation> presentation); 68 69 size_t countPresentations() const; 70 71 const sp<AudioPresentation> getPresentation(size_t index) const; 72 73 private: 74 AudioPresentations mPresentations; 75 }; 76 77 } // namespace android 78 79 #endif // AUDIO_PRESENTATION_INFO_H_ 80