// decode DC component
unsigned dc_category = read_huffman_symbol(dc_table, &bits);
- possibly_refill(&bits, dc_category);
+ possibly_refill(&bits, dc_category + DEHUF_TABLE_BITS);
last_dc[c] += extend(read_bits(&bits, dc_category), dc_category);
int16_t coeff[DCTSIZE2] = { 0 };
// decode AC components
for (unsigned i = 1; i < DCTSIZE2; ++i) {
- unsigned rs = read_huffman_symbol(ac_table, &bits);
+ unsigned rs = read_huffman_symbol_no_refill(ac_table, &bits);
unsigned r = rs >> 4;
unsigned s = rs & 0xf;
}
if (rs == 0xf0) {
/* 16 zero coefficients */
+ possibly_refill(&bits, DEHUF_TABLE_BITS);
i += 15;
continue;
}
i += r;
- possibly_refill(&bits, s);
+ possibly_refill(&bits, s + DEHUF_TABLE_BITS);
coeff[unzigzag[i]] = extend(read_bits(&bits, s), s);
}