The Tor Browser: content/media/webrtc/AudioOutputObserver.h@44a2da4a2ab2

Replace accessor implementation with direct member state manipulation, by
request https://trac.torproject.org/projects/tor/ticket/9701#comment:32

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

     3  * You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #ifndef AUDIOOUTPUTOBSERVER_H_

     6 #define AUDIOOUTPUTOBSERVER_H_

     8 #include "mozilla/StaticPtr.h"

    10 namespace webrtc {

    11 class SingleRwFifo;

    12 }

    14 namespace mozilla {

    16 typedef struct FarEndAudioChunk_ {

    17   uint16_t mSamples;

    18   bool mOverrun;

    19   int16_t mData[1]; // variable-length

    20 } FarEndAudioChunk;

    22 // XXX Really a singleton currently

    23 class AudioOutputObserver // : public MSGOutputObserver

    24 {

    25 public:

    26   AudioOutputObserver();

    27   virtual ~AudioOutputObserver();

    29   void Clear();

    30   void InsertFarEnd(const AudioDataValue *aBuffer, uint32_t aSamples, bool aOverran,

    31                     int aFreq, int aChannels, AudioSampleFormat aFormat);

    32   uint32_t PlayoutFrequency() { return mPlayoutFreq; }

    33   uint32_t PlayoutChannels() { return mPlayoutChannels; }

    35   FarEndAudioChunk *Pop();

    36   uint32_t Size();

    38 private:

    39   uint32_t mPlayoutFreq;

    40   uint32_t mPlayoutChannels;

    42   nsAutoPtr<webrtc::SingleRwFifo> mPlayoutFifo;

    43   uint32_t mChunkSize;

    45   // chunking to 10ms support

    46   nsAutoPtr<FarEndAudioChunk> mSaved;

    47   uint32_t mSamplesSaved;

    48 };

    50 // XXX until there's a registration API in MSG

    51 extern StaticAutoPtr<AudioOutputObserver> gFarendObserver;

    53 }

    55 #endif

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