158                 mBuffer.push_back(l);  in append()
159                 mBuffer.push_back(r);  in append()
164     const int16_t *data() const { return mBuffer.data(); }  in data()
166     size_t numFramesAvailable() const { return mBuffer.size() / 2; }  in numFramesAvailable()
171         mBuffer.erase(mBuffer.begin(), mBuffer.begin() + numFrames * 2);  in drain()
178     std::vector<int16_t> mBuffer;  member
405                 mBuffer.push_back(mono);  in append()
410     const int16_t *data() const { return mBuffer.data(); }  in data()
412     size_t numFramesAvailable() const { return mBuffer.size(); }  in numFramesAvailable()
417         mBuffer.erase(mBuffer.begin(), mBuffer.begin() + numFrames);  in drain()
424     std::vector<int16_t> mBuffer;  member