static av_cold int shorten_decode_close(AVCodecContext *avctx) { ShortenContext *s = avctx->priv_data; int i; for (i = 0; i < s->channels; i++) { s->decoded[i] -= s->nwrap; av_freep(&s->decoded[i]); av_freep(&s->offset[i]); } av_freep(&s->bitstream); av_freep(&s->coeffs); return 0; }