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