static inline int ape_decode_value_3900(APEContext *ctx, APERice *rice) { unsigned int x, overflow; int tmpk; overflow = range_get_symbol(ctx, counts_3970, counts_diff_3970); if (overflow == (MODEL_ELEMENTS - 1)) { tmpk = range_decode_bits(ctx, 5); overflow = 0; } else tmpk = (rice->k < 1) ? 0 : rice->k - 1; if (tmpk <= 16 || ctx->fileversion < 3910) { if (tmpk > 23) { av_log(ctx->avctx, AV_LOG_ERROR, "Too many bits: %d\n", tmpk); return AVERROR_INVALIDDATA; } x = range_decode_bits(ctx, tmpk); } else if (tmpk <= 32) { x = range_decode_bits(ctx, 16); x |= (range_decode_bits(ctx, tmpk - 16) << 16); } else { av_log(ctx->avctx, AV_LOG_ERROR, "Too many bits: %d\n", tmpk); return AVERROR_INVALIDDATA; } x += overflow << tmpk; update_rice(rice, x); /* Convert to signed */ if (x & 1) return (x >> 1) + 1; else return -(x >> 1); }