-mzlib can detect deflate streams, but similarly to my previous post regarding leviathan, leviathan streams are detected however detection and being able to process them are two different things.
Code:
XTool is created by Razor12911
[0] Performing scan from block 0000000000000000 to 000000000000A046 (41031)
[0] Actual zlib stream found at 0000000000000053 (40928 >> 87680)
[0] Processing streams on block 0000000000000000 to 000000000000A046 (41031)
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l11,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l12,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l13,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l14,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l15,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l16,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l17,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l18,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l19,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l21,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l22,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l23,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l24,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l25,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l26,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l27,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l28,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l29,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l31,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l32,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l33,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l34,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l35,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l36,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l37,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l38,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l39,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l41,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l42,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l43,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l44,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l45,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l46,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l47,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l48,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l49,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l51,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l52,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l53,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l54,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l55,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l56,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l57,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l58,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l59,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l61,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l62,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l63,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l64,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l65,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l66,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l67,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l68,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l69,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l71,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l72,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l73,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l74,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l75,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 3072) using l76,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l77,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l78,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l79,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l81,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l82,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l83,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l84,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l85,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l86,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l87,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l88,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l89,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l91,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l92,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l93,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l94,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l95,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l96,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l97,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l98,w15 has failed
[0] Processing zlib stream at 0000000000000053 (40928 >> 87680 >> 512) using l99,w15 has failed
Streams: 0/1
Time: 00:00:00 (00:00:00)
Memory: 128 MB (128 MB)
I tried to precompress one of the png files and as you can see, the method -mzlib was able to detect the deflate stream but then it failed to process it.