static int decode_residuals(FLACContext *s, int32_t *decoded, int pred_order)
{
    int i, tmp, partition, method_type, rice_order;
    int rice_bits, rice_esc;
    int samples;
    method_type = get_bits(&s->gb, 2);
    if (method_type > 1) {
        av_log(s->avctx, AV_LOG_ERROR, "illegal residual coding method %d\n",
               method_type);
    rice_order = get_bits(&s->gb, 4);
    samples= s->blocksize >> rice_order;
    if (pred_order > samples) {
        av_log(s->avctx, AV_LOG_ERROR, "invalid predictor order: %i > %i\n",
               pred_order, samples);
    rice_bits = 4 + method_type;
    rice_esc  = (1 << rice_bits) - 1;
    decoded += pred_order;
    i= pred_order;
    for (partition = 0; partition < (1 << rice_order); partition++) {
        tmp = get_bits(&s->gb, rice_bits);
        if (tmp == rice_esc) {
            tmp = get_bits(&s->gb, 5);
            for (; i < samples; i++)
                *decoded++ = get_sbits_long(&s->gb, tmp);
        } else {
            for (; i < samples; i++) {
                *decoded++ = get_sr_golomb_flac(&s->gb, tmp, INT_MAX, 0);
        i= 0;
    return 0;