IMGU_VMEM1_Y_STRIDE
(IMGU_OSYS_BLOCK_HEIGHT * IMGU_VMEM1_Y_STRIDE)
#define IMGU_VMEM1_UV_STRIDE (IMGU_VMEM1_Y_STRIDE / 2)
scaler->inp_buf_y_line_stride = IMGU_VMEM1_Y_STRIDE;