vp_height          47 core/autoiso.c     int vp_height = vid_get_viewport_height_proper() / yscale;      // Number of rows to process (every second row if 480 high lv buffer)
vp_height          49 core/autoiso.c     int total = (vp_width * vp_height) / HISTO_STEP_SIZE;
vp_height          61 core/autoiso.c         for (y=0; y<vp_height; y+=1, img+=vp_offset)