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Open Source Computer Vision Library
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121 lines
3.8 KiB
121 lines
3.8 KiB
/*M/////////////////////////////////////////////////////////////////////////////////////// |
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// |
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. |
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// |
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// By downloading, copying, installing or using the software you agree to this license. |
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// If you do not agree to this license, do not download, install, |
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// copy or use the software. |
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// |
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// |
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// License Agreement |
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// For Open Source Computer Vision Library |
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// |
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved. |
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved. |
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// Copyright (C) 2013, OpenCV Foundation, all rights reserved. |
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// Third party copyrights are property of their respective owners. |
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// |
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// Redistribution and use in source and binary forms, with or without modification, |
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// are permitted provided that the following conditions are met: |
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// |
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// * Redistribution's of source code must retain the above copyright notice, |
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// this list of conditions and the following disclaimer. |
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// |
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// * Redistribution's in binary form must reproduce the above copyright notice, |
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// this list of conditions and the following disclaimer in the documentation |
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// and/or other materials provided with the distribution. |
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// |
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// * The name of the copyright holders may not be used to endorse or promote products |
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// derived from this software without specific prior written permission. |
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// |
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// This software is provided by the copyright holders and contributors "as is" and |
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// any express or implied warranties, including, but not limited to, the implied |
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// warranties of merchantability and fitness for a particular purpose are disclaimed. |
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// In no event shall the Intel Corporation or contributors be liable for any direct, |
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// indirect, incidental, special, exemplary, or consequential damages |
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// (including, but not limited to, procurement of substitute goods or services; |
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// loss of use, data, or profits; or business interruption) however caused |
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// and on any theory of liability, whether in contract, strict liability, |
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// or tort (including negligence or otherwise) arising in any way out of |
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// the use of this software, even if advised of the possibility of such damage. |
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// |
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//M*/ |
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#include "precomp.hpp" |
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#ifdef HAVE_NVCUVID |
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using namespace cv; |
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using namespace cv::cudacodec; |
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using namespace cv::cudacodec::detail; |
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bool cv::cudacodec::detail::VideoSource::parseVideoData(const unsigned char* data, size_t size, bool endOfStream) |
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{ |
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return videoParser_->parseVideoData(data, size, endOfStream); |
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} |
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cv::cudacodec::detail::RawVideoSourceWrapper::RawVideoSourceWrapper(const Ptr<RawVideoSource>& source) : |
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source_(source) |
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{ |
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CV_Assert( !source_.empty() ); |
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} |
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cv::cudacodec::FormatInfo cv::cudacodec::detail::RawVideoSourceWrapper::format() const |
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{ |
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return source_->format(); |
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} |
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void cv::cudacodec::detail::RawVideoSourceWrapper::start() |
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{ |
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stop_ = false; |
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hasError_ = false; |
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thread_.reset(new Thread(readLoop, this)); |
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} |
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void cv::cudacodec::detail::RawVideoSourceWrapper::stop() |
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{ |
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stop_ = true; |
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thread_->wait(); |
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thread_.release(); |
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} |
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bool cv::cudacodec::detail::RawVideoSourceWrapper::isStarted() const |
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{ |
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return !stop_; |
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} |
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bool cv::cudacodec::detail::RawVideoSourceWrapper::hasError() const |
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{ |
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return hasError_; |
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} |
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void cv::cudacodec::detail::RawVideoSourceWrapper::readLoop(void* userData) |
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{ |
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RawVideoSourceWrapper* thiz = static_cast<RawVideoSourceWrapper*>(userData); |
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for (;;) |
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{ |
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unsigned char* data; |
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int size; |
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bool endOfFile; |
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if (!thiz->source_->getNextPacket(&data, &size, &endOfFile)) |
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{ |
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thiz->hasError_ = !endOfFile; |
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break; |
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} |
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if (!thiz->parseVideoData(data, size)) |
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{ |
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thiz->hasError_ = true; |
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break; |
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} |
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if (thiz->stop_) |
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break; |
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} |
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thiz->parseVideoData(0, 0, true); |
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} |
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#endif // HAVE_NVCUVID
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