content/media/webrtc/AudioOutputObserver.h@44a2da4a2ab2 (annotated)
content/media/webrtc/AudioOutputObserver.h
Fri, 16 Jan 2015 04:50:19 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Fri, 16 Jan 2015 04:50:19 +0100
- branch
- TOR_BUG_9701
- changeset 13
- 44a2da4a2ab2
- permissions
- -rw-r--r--
Replace accessor implementation with direct member state manipulation, by
request https://trac.torproject.org/projects/tor/ticket/9701#comment:32
| michael@0 | 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
| michael@0 | 3 | * You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 4 | |
| michael@0 | 5 | #ifndef AUDIOOUTPUTOBSERVER_H_ |
| michael@0 | 6 | #define AUDIOOUTPUTOBSERVER_H_ |
| michael@0 | 7 | |
| michael@0 | 8 | #include "mozilla/StaticPtr.h" |
| michael@0 | 9 | |
| michael@0 | 10 | namespace webrtc { |
| michael@0 | 11 | class SingleRwFifo; |
| michael@0 | 12 | } |
| michael@0 | 13 | |
| michael@0 | 14 | namespace mozilla { |
| michael@0 | 15 | |
| michael@0 | 16 | typedef struct FarEndAudioChunk_ { |
| michael@0 | 17 | uint16_t mSamples; |
| michael@0 | 18 | bool mOverrun; |
| michael@0 | 19 | int16_t mData[1]; // variable-length |
| michael@0 | 20 | } FarEndAudioChunk; |
| michael@0 | 21 | |
| michael@0 | 22 | // XXX Really a singleton currently |
| michael@0 | 23 | class AudioOutputObserver // : public MSGOutputObserver |
| michael@0 | 24 | { |
| michael@0 | 25 | public: |
| michael@0 | 26 | AudioOutputObserver(); |
| michael@0 | 27 | virtual ~AudioOutputObserver(); |
| michael@0 | 28 | |
| michael@0 | 29 | void Clear(); |
| michael@0 | 30 | void InsertFarEnd(const AudioDataValue *aBuffer, uint32_t aSamples, bool aOverran, |
| michael@0 | 31 | int aFreq, int aChannels, AudioSampleFormat aFormat); |
| michael@0 | 32 | uint32_t PlayoutFrequency() { return mPlayoutFreq; } |
| michael@0 | 33 | uint32_t PlayoutChannels() { return mPlayoutChannels; } |
| michael@0 | 34 | |
| michael@0 | 35 | FarEndAudioChunk *Pop(); |
| michael@0 | 36 | uint32_t Size(); |
| michael@0 | 37 | |
| michael@0 | 38 | private: |
| michael@0 | 39 | uint32_t mPlayoutFreq; |
| michael@0 | 40 | uint32_t mPlayoutChannels; |
| michael@0 | 41 | |
| michael@0 | 42 | nsAutoPtr<webrtc::SingleRwFifo> mPlayoutFifo; |
| michael@0 | 43 | uint32_t mChunkSize; |
| michael@0 | 44 | |
| michael@0 | 45 | // chunking to 10ms support |
| michael@0 | 46 | nsAutoPtr<FarEndAudioChunk> mSaved; |
| michael@0 | 47 | uint32_t mSamplesSaved; |
| michael@0 | 48 | }; |
| michael@0 | 49 | |
| michael@0 | 50 | // XXX until there's a registration API in MSG |
| michael@0 | 51 | extern StaticAutoPtr<AudioOutputObserver> gFarendObserver; |
| michael@0 | 52 | |
| michael@0 | 53 | } |
| michael@0 | 54 | |
| michael@0 | 55 | #endif |
