NUM_MBS_PER_FRAME
u32 num_mbs = NUM_MBS_PER_FRAME(height, width);
if (num_mbs < NUM_MBS_PER_FRAME(ref_height, ref_width) &&
return NUM_MBS_PER_FRAME(height, width);
mbpf = NUM_MBS_PER_FRAME(fival->height, fival->width);
mbpf = NUM_MBS_PER_FRAME(height, width);
mbpf = NUM_MBS_PER_FRAME(height, width);