2949#define PLM_PUT_PIXEL(RI, GI, BI, Y_OFFSET, DEST_OFFSET) \
2950 y = ((frame->y.data[y_index + Y_OFFSET]-16) * 76309) >> 16; \
2951 dest[d_index + DEST_OFFSET + RI] = plm_clamp(y + r); \
2952 dest[d_index + DEST_OFFSET + GI] = plm_clamp(y - g); \
2953 dest[d_index + DEST_OFFSET + BI] = plm_clamp(y + b);