完善目录结构
完善了目录结构，添加了以前的web段com组件调用的代码（在/测试目录下）（部署没有使用到）
This commit is contained in:
yanshui177
@@ -0,0 +1,301 @@
|
||||
/*M///////////////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
|
||||
//
|
||||
// By downloading, copying, installing or using the software you agree to this license.
|
||||
// If you do not agree to this license, do not download, install,
|
||||
// copy or use the software.
|
||||
//
|
||||
//
|
||||
// Intel License Agreement
|
||||
// For Open Source Computer Vision Library
|
||||
//
|
||||
// Copyright (C) 2000, Intel Corporation, all rights reserved.
|
||||
// Third party copyrights are property of their respective owners.
|
||||
//
|
||||
// Redistribution and use in source and binary forms, with or without modification,
|
||||
// are permitted provided that the following conditions are met:
|
||||
//
|
||||
// * Redistribution's of source code must retain the above copyright notice,
|
||||
// this list of conditions and the following disclaimer.
|
||||
//
|
||||
// * Redistribution's in binary form must reproduce the above copyright notice,
|
||||
// this list of conditions and the following disclaimer in the documentation
|
||||
// and/or other materials provided with the distribution.
|
||||
//
|
||||
// * The name of Intel Corporation may not be used to endorse or promote products
|
||||
// derived from this software without specific prior written permission.
|
||||
//
|
||||
// This software is provided by the copyright holders and contributors "as is" and
|
||||
// any express or implied warranties, including, but not limited to, the implied
|
||||
// warranties of merchantability and fitness for a particular purpose are disclaimed.
|
||||
// In no event shall the Intel Corporation or contributors be liable for any direct,
|
||||
// indirect, incidental, special, exemplary, or consequential damages
|
||||
// (including, but not limited to, procurement of substitute goods or services;
|
||||
// loss of use, data, or profits; or business interruption) however caused
|
||||
// and on any theory of liability, whether in contract, strict liability,
|
||||
// or tort (including negligence or otherwise) arising in any way out of
|
||||
// the use of this software, even if advised of the possibility of such damage.
|
||||
//
|
||||
//M*/
|
||||
|
||||
#include "_highgui.h"
|
||||
|
||||
#include "grfmt_base.h"
|
||||
#include "bitstrm.h"
|
||||
|
||||
|
||||
GrFmtReader::GrFmtReader( const char* filename )
|
||||
{
|
||||
strncpy( m_filename, filename, sizeof(m_filename) - 1 );
|
||||
m_filename[sizeof(m_filename)-1] = '\0';
|
||||
m_width = m_height = 0;
|
||||
m_iscolor = false;
|
||||
m_bit_depth = 8;
|
||||
m_native_depth = false;
|
||||
m_isfloat = false;
|
||||
}
|
||||
|
||||
|
||||
GrFmtReader::~GrFmtReader()
|
||||
{
|
||||
Close();
|
||||
}
|
||||
|
||||
|
||||
void GrFmtReader::Close()
|
||||
{
|
||||
m_width = m_height = 0;
|
||||
m_iscolor = false;
|
||||
}
|
||||
|
||||
|
||||
GrFmtWriter::GrFmtWriter( const char* filename )
|
||||
{
|
||||
strncpy( m_filename, filename, sizeof(m_filename) - 1 );
|
||||
m_filename[sizeof(m_filename)-1] = '\0';
|
||||
}
|
||||
|
||||
|
||||
bool GrFmtWriter::IsFormatSupported( int depth )
|
||||
{
|
||||
return depth == IPL_DEPTH_8U;
|
||||
}
|
||||
|
||||
|
||||
GrFmtFilterFactory::GrFmtFilterFactory()
|
||||
{
|
||||
m_description = m_signature = 0;
|
||||
m_sign_len = 0;
|
||||
}
|
||||
|
||||
|
||||
bool GrFmtFilterFactory::CheckSignature( const char* signature )
|
||||
{
|
||||
return m_sign_len > 0 && signature != 0 &&
|
||||
memcmp( signature, m_signature, m_sign_len ) == 0;
|
||||
}
|
||||
|
||||
|
||||
static int GetExtensionLength( const char* buffer )
|
||||
{
|
||||
int len = 0;
|
||||
|
||||
if( buffer )
|
||||
{
|
||||
const char* ext = strchr( buffer, '.');
|
||||
if( ext++ )
|
||||
while( isalnum(ext[len]) && len < _MAX_PATH )
|
||||
len++;
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
|
||||
bool GrFmtFilterFactory::CheckExtension( const char* format )
|
||||
{
|
||||
const char* descr = 0;
|
||||
int len = 0;
|
||||
|
||||
if( !format || !m_description )
|
||||
return false;
|
||||
|
||||
// find the right-most extension of the passed format string
|
||||
for(;;)
|
||||
{
|
||||
const char* ext = strchr( format + 1, '.' );
|
||||
if( !ext ) break;
|
||||
format = ext;
|
||||
}
|
||||
|
||||
len = GetExtensionLength( format );
|
||||
|
||||
if( format[0] != '.' || len == 0 )
|
||||
return false;
|
||||
|
||||
descr = strchr( m_description, '(' );
|
||||
|
||||
while( descr )
|
||||
{
|
||||
descr = strchr( descr + 1, '.' );
|
||||
int i, len2 = GetExtensionLength( descr );
|
||||
|
||||
if( len2 == 0 )
|
||||
break;
|
||||
|
||||
if( len2 == len )
|
||||
{
|
||||
for( i = 0; i < len; i++ )
|
||||
{
|
||||
int c1 = tolower(format[i+1]);
|
||||
int c2 = tolower(descr[i+1]);
|
||||
|
||||
if( c1 != c2 )
|
||||
break;
|
||||
}
|
||||
if( i == len )
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
|
||||
///////////////////// GrFmtFilterList //////////////////////////
|
||||
|
||||
GrFmtFactoriesList::GrFmtFactoriesList()
|
||||
{
|
||||
m_factories = 0;
|
||||
RemoveAll();
|
||||
}
|
||||
|
||||
|
||||
GrFmtFactoriesList::~GrFmtFactoriesList()
|
||||
{
|
||||
RemoveAll();
|
||||
}
|
||||
|
||||
|
||||
void GrFmtFactoriesList::RemoveAll()
|
||||
{
|
||||
if( m_factories )
|
||||
{
|
||||
for( int i = 0; i < m_curFactories; i++ ) delete m_factories[i];
|
||||
delete[] m_factories;
|
||||
}
|
||||
m_factories = 0;
|
||||
m_maxFactories = m_curFactories = 0;
|
||||
}
|
||||
|
||||
|
||||
bool GrFmtFactoriesList::AddFactory( GrFmtFilterFactory* factory )
|
||||
{
|
||||
assert( factory != 0 );
|
||||
if( m_curFactories == m_maxFactories )
|
||||
{
|
||||
// reallocate the factorys pointers storage
|
||||
int newMaxFactories = 2*m_maxFactories;
|
||||
if( newMaxFactories < 16 ) newMaxFactories = 16;
|
||||
|
||||
GrFmtFilterFactory** newFactories = new GrFmtFilterFactory*[newMaxFactories];
|
||||
|
||||
for( int i = 0; i < m_curFactories; i++ ) newFactories[i] = m_factories[i];
|
||||
|
||||
delete[] m_factories;
|
||||
m_factories = newFactories;
|
||||
m_maxFactories = newMaxFactories;
|
||||
}
|
||||
|
||||
m_factories[m_curFactories++] = factory;
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
ListPosition GrFmtFactoriesList::GetFirstFactoryPos()
|
||||
{
|
||||
return (ListPosition)m_factories;
|
||||
}
|
||||
|
||||
|
||||
GrFmtFilterFactory* GrFmtFactoriesList::GetNextFactory( ListPosition& pos )
|
||||
{
|
||||
GrFmtFilterFactory* factory = 0;
|
||||
GrFmtFilterFactory** temp = (GrFmtFilterFactory**)pos;
|
||||
|
||||
assert( temp == 0 || (m_factories <= temp && temp < m_factories + m_curFactories));
|
||||
if( temp )
|
||||
{
|
||||
factory = *temp++;
|
||||
pos = (ListPosition)(temp < m_factories + m_curFactories ? temp : 0);
|
||||
}
|
||||
return factory;
|
||||
}
|
||||
|
||||
|
||||
GrFmtReader* GrFmtFactoriesList::FindReader( const char* filename )
|
||||
{
|
||||
FILE* f = 0;
|
||||
char signature[4096];
|
||||
int sign_len = 0;
|
||||
GrFmtReader* reader = 0;
|
||||
ListPosition pos = GetFirstFactoryPos();
|
||||
|
||||
if( !filename ) return 0;
|
||||
|
||||
while( pos )
|
||||
{
|
||||
GrFmtFilterFactory* tempFactory = GetNextFactory(pos);
|
||||
int cur_sign_len = tempFactory->GetSignatureLength();
|
||||
if( sign_len < cur_sign_len ) sign_len = cur_sign_len;
|
||||
}
|
||||
|
||||
assert( sign_len <= (int)sizeof(signature) );
|
||||
f = fopen( filename, "rb" );
|
||||
|
||||
if( f )
|
||||
{
|
||||
sign_len = (int)fread( signature, 1, sign_len, f );
|
||||
fclose(f);
|
||||
|
||||
pos = GetFirstFactoryPos();
|
||||
while( pos )
|
||||
{
|
||||
GrFmtFilterFactory* tempFactory = GetNextFactory(pos);
|
||||
int cur_sign_len = tempFactory->GetSignatureLength();
|
||||
if( cur_sign_len <= sign_len && tempFactory->CheckSignature(signature))
|
||||
{
|
||||
reader = tempFactory->NewReader( filename );
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return reader;
|
||||
}
|
||||
|
||||
|
||||
GrFmtWriter* GrFmtFactoriesList::FindWriter( const char* filename )
|
||||
{
|
||||
GrFmtWriter* writer = 0;
|
||||
ListPosition pos = GetFirstFactoryPos();
|
||||
|
||||
if( !filename ) return 0;
|
||||
|
||||
while( pos )
|
||||
{
|
||||
GrFmtFilterFactory* tempFactory = GetNextFactory(pos);
|
||||
if( tempFactory->CheckExtension( filename ))
|
||||
{
|
||||
writer = tempFactory->NewWriter( filename );
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return writer;
|
||||
}
|
||||
|
||||
/* End of file. */
|
||||
|
||||
Reference in New Issue
Block a user