bool readMatchesFile( const string &aFilename, vector<PointMatch> &oVector, VersionedFileHeader *oHeader )
{
ifstream f(aFilename.c_str(), ios::binary);
if (!f) return false;
VersionedFileHeader header;
header.read_known(VFH_PointMatch, f);
if ( oHeader!=NULL ) *oHeader=header;
bool reverseByteOrder = ( header.isMSBF()!=MSBF_PROCESSOR() );
try
{
switch (header.version())
{
case 0: readPointMatch_v0(f, oVector); break;
case 1: readPointMatch_v1(f, reverseByteOrder, oVector); break;
default: return false;
}
}
catch (const bad_alloc &)
{
ELISE_DEBUG_ERROR(true, "readMatchesFile", "not enough memory to read file [" << aFilename << "]");
return false;
}
return true;
}
VFH_Type versionedFileType( const string &i_filename )
{
ifstream f( i_filename.c_str(), ios::binary );
VersionedFileHeader header;
VFH_Type fileType;
if ( !header.read_unknown( f, fileType ) ) return VFH_Unknown;
return fileType;
}
bool multi_channels_read_raw_header( const string &i_filename, int &o_width, int &o_height, size_t &o_nbChannels, GenIm::type_el &o_type, VersionedFileHeader *o_header )
{
ifstream f( i_filename.c_str(), ios::binary );
if ( !f ) return false;
VersionedFileHeader header;
if ( !header.read_known( VFH_RawIm2D, f ) ) return false;
if ( o_header!=NULL ) *o_header=header;
bool reverseByteOrder = ( header.isMSBF()!=MSBF_PROCESSOR() );
switch ( header.version() ){
case 1:
multi_channels_read_raw_header_v1( f, reverseByteOrder, o_width, o_height, o_nbChannels, o_type );
break;
default:
__elise_debug_warning( true, "multi_channels_read_raw_header: unknown version number " << header.version() );
return false;
}
return true;
}
bool MultiChannel<tData>::read_raw( const string &i_filename, VersionedFileHeader *o_header )
{
ifstream f( i_filename.c_str(), ios::binary );
if ( !f ) return false;
VersionedFileHeader header;
if ( !header.read_known( VFH_RawIm2D, f ) )
{
__elise_debug_warning( true, "MultiChannel<tData>::read_raw: cannot read versioned file header" );
return false;
}
if ( o_header!=NULL ) *o_header=header;
bool reverseByteOrder = ( header.isMSBF()!=MSBF_PROCESSOR() );
switch ( header.version() ){
case 1:
return read_raw_v1( f, reverseByteOrder );
default:
__elise_debug_warning( true, "im2d_read_raw(iostream &, vector<Im2DGen*> &, VersionedFileHeader *): unknown version number "<<header.version() );
return false;
}
}