void x264_frame_expand_border( x264_t *h, x264_frame_t *frame, int mb_y, int b_end );
void x264_frame_expand_border_filtered( x264_t *h, x264_frame_t *frame, int mb_y, int b_end );
void x264_frame_expand_border( x264_t *h, x264_frame_t *frame, int mb_y, int b_end );
void x264_frame_expand_border_filtered( x264_t *h, x264_frame_t *frame, int mb_y, int b_end );