71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/*
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* Copyright (C) 2014-2024 Amlogic, Inc. All rights reserved.
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*
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* All information contained herein is Amlogic confidential.
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*
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* This software is provided to you pursuant to Software License Agreement
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* (SLA) with Amlogic Inc ("Amlogic"). This software may be used
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* only in accordance with the terms of this agreement.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification is strictly prohibited without prior written permission from
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* Amlogic.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define LOG_TAG "Subtitle_Segment"
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#include "Segment.h"
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#include "SubtitleLog.h"
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std::shared_ptr<BufferItem> BufferSegment::pop() {
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std::shared_ptr<BufferItem> item;
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if (!mEnabled.load()) {
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return nullptr;
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}
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std::unique_lock<std::mutex> autolock(mMutex);
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if (!mEnabled.load()) {
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return nullptr;
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}
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if (mSegments.size() == 0) {
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mCv.wait_for(autolock, std::chrono::milliseconds(100));
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}
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if (mSegments.size() == 0) return nullptr;
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item = mSegments.front();
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mSegments.pop_front();
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mAvailableDataSize -= item->getSize();
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return item;
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}
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bool BufferSegment::push(std::shared_ptr<char> buf, size_t size) {
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if (size <= 0) return false;
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if (!mEnabled.load()) return false;
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auto item = std::shared_ptr<BufferItem>(new BufferItem(buf, size));
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std::unique_lock<std::mutex> autolock(mMutex);
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if (!mEnabled.load()) return false;
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mSegments.push_back(item);
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mAvailableDataSize += size;
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mCv.notify_all();
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return true;
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}
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