C++ (Cpp) vips_image_new_matrix Examples

Example #1

File: csv.c Project: songfj/libvips

VipsImage *
vips__matrix_read_file( FILE *fp )
{
    char whitemap[256];
    int i;
    char *p;
    int width;
    int height;
    double scale;
    double offset;
    VipsImage *out;

    for( i = 0; i < 256; i++ )
        whitemap[i] = 0;
    for( p = WHITESPACE; *p; p++ )
        whitemap[(int) *p] = 1;

    if( vips__matrix_header( whitemap, fp,
                             &width, &height, &scale, &offset ) )
        return( NULL );

    if( !(out = vips_image_new_matrix( width, height )) )
        return( NULL );
    vips_image_set_double( out, "scale", scale );
    vips_image_set_double( out, "offset", offset );

    if( vips__matrix_body( whitemap, out, fp ) ) {
        g_object_unref( out );
        return( NULL );
    }

    return( out );
}

Example #2

VImage 
VImage::new_matrix( int width, int height ) 
{
	return( VImage( vips_image_new_matrix( width, height ) ) ); 
}