212         int f, new_w, new_h;  in rv20_decode_picture_header()  local
224             new_h = 4 * ((uint8_t *) s->avctx->extradata)[7 + 2 * f];  in rv20_decode_picture_header()
227             new_h = rv->orig_height;  in rv20_decode_picture_header()
229         if (new_w != s->width || new_h != s->height || !s->context_initialized) {  in rv20_decode_picture_header()
232                    "attempting to change resolution to %dx%d\n", new_w, new_h);  in rv20_decode_picture_header()
233             if (av_image_check_size(new_w, new_h, 0, s->avctx) < 0)  in rv20_decode_picture_header()
236             if (whole_size < (new_w + 15)/16 * ((new_h + 15)/16) / 8)  in rv20_decode_picture_header()
244             if (2 * (int64_t)new_w * s->height == (int64_t)new_h * s->width)  in rv20_decode_picture_header()
246             if ((int64_t)new_w * s->height == 2 * (int64_t)new_h * s->width)  in rv20_decode_picture_header()
249             ret = ff_set_dimensions(s->avctx, new_w, new_h);  in rv20_decode_picture_header()
254             s->height = new_h;  in rv20_decode_picture_header()