ff_dca_lbr_filter_frame  130 libavcodec/dca_lbr.h int ff_dca_lbr_filter_frame(DCALbrDecoder *s, AVFrame *frame);
ff_dca_lbr_filter_frame  244 libavcodec/dcadec.c         if ((ret = ff_dca_lbr_filter_frame(&s->lbr, frame)) < 0)