media/libnblog/Timeline.cpp

/*
 * Copyright (C) 2018 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 <stddef.h>

#include <audio_utils/roundup.h>
#include <media/nblog/Timeline.h>

namespace android {
namespace NBLog {

#if 0   // FIXME see note in Timeline.h
NBLog::Timeline::Timeline(size_t size, void *shared)
    : mSize(roundup(size)), mOwn(shared == NULL),
      mShared((Shared *) (mOwn ? new char[sharedSize(size)] : shared))
{
    new (mShared) Shared;
}

NBLog::Timeline::~Timeline()
{
    mShared->~Shared();
    if (mOwn) {
        delete[] (char *) mShared;
    }
}
#endif

/*static*/
size_t Timeline::sharedSize(size_t size)
{
    // TODO fifo now supports non-power-of-2 buffer sizes, so could remove the roundup
    return sizeof(Shared) + roundup(size);
}

}   // namespace NBLog
}   // namespace android