Pick a more reasonable zopfli config

Close #4980
This commit is contained in:
topjohnwu 2022-01-24 23:07:37 -08:00
parent 45e7c1c030
commit 5a889d28c8

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@ -111,8 +111,9 @@ public:
zo{}, out(nullptr), outsize(0), crc(crc32_z(0L, Z_NULL, 0)), in_total(0), bp(0) {
ZopfliInitOptions(&zo);
// 5 iterations is reasonable for large files
zo.numiterations = 5;
// This config is already better than gzip -9
zo.numiterations = 1;
zo.blocksplitting = 0;
ZOPFLI_APPEND_DATA(31, &out, &outsize); /* ID1 */
ZOPFLI_APPEND_DATA(139, &out, &outsize); /* ID2 */