Make copy of audio_offload_info_t for future use

    audio_track_cblk_t*     mCblk;                  // re-load after mLock.unlock()

    sp<AudioTrackThread>    mAudioTrackThread;

    float                   mVolume[2];

    float                   mSendLevel;

    mutable uint32_t        mSampleRate;            // mutable because getSampleRate() can update it.

    audio_channel_mask_t    mChannelMask;

    sp<IMemory>             mSharedBuffer;

    transfer_type           mTransfer;

    audio_offload_info_t    mOffloadInfoCopy;

    const audio_offload_info_t* mOffloadInfo;

    // mFrameSize is equal to mFrameSizeAF for non-PCM or 16-bit PCM data.  For 8-bit PCM data, it's

    // twice as large as mFrameSize because data is expanded to 16-bit before it's stored in buffer.

        return BAD_VALUE;

    }

    // Make copy of input parameter offloadInfo so that in the future:

    //  (a) createTrack_l doesn't need it as an input parameter

    //  (b) we can support re-creation of offloaded tracks

    if (offloadInfo != NULL) {

        mOffloadInfoCopy = *offloadInfo;

        mOffloadInfo = &mOffloadInfoCopy;

    } else {

        mOffloadInfo = NULL;

    }

    mVolume[LEFT] = 1.0f;

    mVolume[RIGHT] = 1.0f;

    mSendLevel = 0.0f;