mlt_frame_get_image( a_frame, image, format, width, height, 1 );
// Calculate the region now
- composite_calculate( &result, this, a_frame, ( float )position / ( out - in + 1 ) );
+ composite_calculate( &result, this, a_frame, ( float )( position - in ) / ( out - in + 1 ) );
// Fetch the b frame image
result.w = ( int )( result.w * *width / result.nw );