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Open Source Computer Vision Library
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137 lines
3.8 KiB
137 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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// Intel License Agreement |
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// For Open Source Computer Vision Library |
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// |
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// Copyright (C) 2000, Intel Corporation, 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 Intel Corporation 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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#include "grfmt_base.hpp" |
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#include "bitstrm.hpp" |
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namespace cv |
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{ |
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BaseImageDecoder::BaseImageDecoder() |
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{ |
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m_width = m_height = 0; |
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m_type = -1; |
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m_buf_supported = false; |
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} |
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bool BaseImageDecoder::setSource( const string& filename ) |
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{ |
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m_filename = filename; |
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m_buf.release(); |
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return true; |
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} |
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bool BaseImageDecoder::setSource( const Mat& buf ) |
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{ |
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if( !m_buf_supported ) |
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return false; |
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m_filename = string(); |
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m_buf = buf; |
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return true; |
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} |
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size_t BaseImageDecoder::signatureLength() const |
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{ |
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return m_signature.size(); |
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} |
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bool BaseImageDecoder::checkSignature( const string& signature ) const |
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{ |
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size_t len = signatureLength(); |
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return signature.size() >= len && memcmp( signature.c_str(), m_signature.c_str(), len ) == 0; |
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} |
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ImageDecoder BaseImageDecoder::newDecoder() const |
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{ |
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return ImageDecoder(); |
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} |
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BaseImageEncoder::BaseImageEncoder() |
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{ |
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m_buf_supported = false; |
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} |
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bool BaseImageEncoder::isFormatSupported( int depth ) const |
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{ |
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return depth == CV_8U; |
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} |
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string BaseImageEncoder::getDescription() const |
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{ |
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return m_description; |
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} |
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bool BaseImageEncoder::setDestination( const string& filename ) |
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{ |
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m_filename = filename; |
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m_buf = 0; |
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return true; |
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} |
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bool BaseImageEncoder::setDestination( vector<uchar>& buf ) |
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{ |
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if( !m_buf_supported ) |
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return false; |
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m_buf = &buf; |
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m_buf->clear(); |
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m_filename = string(); |
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return true; |
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} |
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ImageEncoder BaseImageEncoder::newEncoder() const |
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{ |
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return ImageEncoder(); |
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} |
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void BaseImageEncoder::throwOnEror() const |
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{ |
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if(!m_last_error.empty()) |
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{ |
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std::string msg = "Raw image encoder error: " + m_last_error; |
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CV_Error( CV_BadImageSize, msg.c_str() ); |
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} |
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} |
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} |
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/* End of file. */
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