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/lvgl-3.6.0/src/extra/libs/png/
Dlodepng.c1573 static void updateHashChain(Hash* hash, size_t wpos, unsigned hashval, unsigned short numzeros) { in updateHashChain() argument
1574 hash->val[wpos] = (int)hashval; in updateHashChain()
1575 if(hash->head[hashval] != -1) hash->chain[wpos] = hash->head[hashval]; in updateHashChain()
1576 hash->head[hashval] = (int)wpos; in updateHashChain()
1608 unsigned hashval; in encodeLZ77() local
1623 hashval = getHash(in, insize, pos); in encodeLZ77()
1625 if(usezeros && hashval == 0) { in encodeLZ77()
1632 updateHashChain(hash, wpos, hashval, numzeros); in encodeLZ77()
1686 if(hash->val[hashpos] != (int)hashval) break; in encodeLZ77()
1706 …hash->head[hashval] = -1; /*the same hashchain update will be done, this ensures no wrong alterati… in encodeLZ77()
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