Ejemplo n.º 1
0
static void
optimistic_palette_callback(unsigned num,rgba *pixels) {
  unsigned prev_size = paletteSize ;
  if( !palettify_row(pixels,num)  || paletteSize != prev_size )
    FatalUnexpected("Oops! Somehow the precomputed palette does not suffice "
                    "after all...");
  raw_callback(num,pixels);
}
Ejemplo n.º 2
0
int
palettify_rows (rgba *rows[],unsigned ncols,unsigned nlines)
{
  unsigned i ;
  for( i=0; i<nlines; i++ ) {
    if( !palettify_row(rows[i],ncols) ) {
      while( i-- )
        unpalettify_row(rows[i],ncols);
      return 0 ;
    }
  }
  return 1 ;
}