prepare_buf       958 libavcodec/ivi.c     band->buf     = prepare_buf(ctx, band, ctx->dst_buf);
prepare_buf       964 libavcodec/ivi.c         band->ref_buf   = prepare_buf(ctx, band, ctx->b_ref_buf);
prepare_buf       965 libavcodec/ivi.c         band->b_ref_buf = prepare_buf(ctx, band, ctx->ref_buf);
prepare_buf       969 libavcodec/ivi.c         band->ref_buf   = prepare_buf(ctx, band, ctx->ref_buf);