void ff_h261_encode_init(MpegEncContext *s){ static int done = 0; if (!done) { done = 1; init_rl(&h261_rl_tcoeff); } s->min_qcoeff= -127; s->max_qcoeff= 127; s->y_dc_scale_table= s->c_dc_scale_table= ff_mpeg1_dc_scale_table; }