services/audioflinger/FastMixerState.cpp

/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "FastMixerState.h"

namespace android {

FastTrack::FastTrack() :
    mBufferProvider(NULL), mVolumeProvider(NULL),
    mChannelMask(AUDIO_CHANNEL_OUT_STEREO), mFormat(AUDIO_FORMAT_INVALID), mGeneration(0)
{
}

FastTrack::~FastTrack()
{
}

FastMixerState::FastMixerState() : FastThreadState(),
    // mFastTracks
    mFastTracksGen(0), mTrackMask(0), mOutputSink(NULL), mOutputSinkGen(0),
    mFrameCount(0), mTeeSink(NULL)
{
}

FastMixerState::~FastMixerState()
{
}

// static
const char *FastMixerState::commandToString(Command command)
{
    const char *str = FastThreadState::commandToString(command);
    if (str != NULL) {
        return str;
    }
    switch (command) {
    case FastMixerState::MIX:       return "MIX";
    case FastMixerState::WRITE:     return "WRITE";
    case FastMixerState::MIX_WRITE: return "MIX_WRITE";
    }
    LOG_ALWAYS_FATAL("%s", __func__);
}

}   // namespace android