find_motion       457 libavfilter/vf_deshake.c         find_motion(deshake, (deshake->ref == NULL) ? in->data[0] : deshake->ref->data[0], in->data[0], link->w, link->h, in->linesize[0], &t);
find_motion       474 libavfilter/vf_deshake.c         find_motion(deshake, src1, src2, deshake->cw, deshake->ch, in->linesize[0], &t);