README.md in zsteg-0.2.12 vs README.md in zsteg-0.2.13

- old
+ new

@@ -26,30 +26,36 @@ # zsteg -h Usage: zsteg [options] filename.png [param_string] + -a, --all try all known methods + -E, --extract NAME extract specified payload, NAME is like '1b,rgb,lsb' + + Iteration/extraction params: + -o, --order X pixel iteration order (default: 'auto') + valid values: ALL,xy,yx,XY,YX,xY,Xy,bY,... -c, --channels X channels (R/G/B/A) or any combination, comma separated valid values: r,g,b,a,rg,bgr,rgba,r3g2b3,... - -l, --limit N limit bytes checked, 0 = no limit (default: 256) -b, --bits N number of bits, single int value or '1,3,5' or range '1-8' advanced: specify individual bits like '00001110' or '0x88' - --lsb least significant BIT comes first - --msb most significant BIT comes first + --lsb least significant bit comes first + --msb most significant bit comes first -P, --prime analyze/extract only prime bytes/pixels + --shift N prepend N zero bits + --step N step --invert invert bits (XOR 0xff) - -a, --all try all known methods - -o, --order X pixel iteration order (default: 'auto') - valid values: ALL,xy,yx,XY,YX,xY,Xy,bY,... - -E, --extract NAME extract specified payload, NAME is like '1b,rgb,lsb' + --pixel-align pixel-align hidden data + Analysis params: + -l, --limit N limit bytes checked, 0 = no limit (default: 256) + --[no-]file use 'file' command to detect data type (default: YES) --no-strings disable ASCII strings finding (default: enabled) -s, --strings X ASCII strings find mode: first, all, longest, none (default: first) -n, --min-str-len X minimum string length (default: 8) - --shift N prepend N zero bits -v, --verbose Run verbosely (can be used multiple times) -q, --quiet Silent any warnings (can be used multiple times) -C, --[no-]color Force (or disable) color output (default: auto) @@ -83,26 +89,9 @@ ### wbStego even distributed # zsteg wbstego/wbsteg_noenc_even.bmp 1b,lsb,bY -v - imagedata .. file: FoxPro FPT, blocks size 1, next free block index 65537 - 00000000: 00 01 00 01 00 00 00 01 00 00 00 00 00 00 00 00 |................| - 00000010: 00 00 00 00 00 00 00 00 00 00 00 01 00 01 01 00 |................| - 00000020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| - 00000030: 00 01 01 01 00 01 00 00 00 00 00 00 01 01 00 01 |................| - 00000040: 01 00 01 01 00 01 00 01 00 01 01 01 01 00 00 00 |................| - 00000050: 00 00 00 01 01 01 01 00 01 00 01 00 00 00 00 01 |................| - 00000060: 00 00 01 01 01 00 00 01 00 01 01 01 00 01 00 00 |................| - 00000070: 01 01 01 00 01 00 00 00 00 00 01 01 01 00 00 00 |................| - 00000080: 00 01 00 01 00 00 01 01 01 01 00 00 00 01 01 00 |................| - 00000090: 00 01 00 01 00 01 01 00 01 00 00 01 00 01 00 00 |................| - 000000a0: 00 01 01 01 00 01 00 01 01 01 00 01 00 00 00 01 |................| - 000000b0: 01 00 01 00 00 01 00 01 00 01 01 01 00 00 00 00 |................| - 000000c0: 01 00 00 00 00 01 00 00 01 01 00 00 01 00 00 00 |................| - 000000d0: 00 00 01 00 00 01 01 01 00 01 01 00 00 01 00 01 |................| - 000000e0: 01 01 01 01 01 01 01 00 00 00 00 00 01 00 00 00 |................| - 000000f0: 00 01 01 01 00 00 01 00 00 00 01 01 00 01 00 01 |................| b1,lsb,bY .. <wbStego size=22, data="xtSuperSecretMessage\n", even=true, mix=true, controlbyte="t"> 00000000: 51 00 00 16 00 00 74 0d b5 78 1e a1 39 74 e8 38 |Q.....t..x..9t.8| 00000010: 53 c6 56 94 75 d1 a5 70 84 c8 27 65 fe 08 72 35 |S.V.u..p..'e..r5| 00000020: 1f 3e 53 5d a7 65 8b 6e 3b 63 6b 1d bf 72 ee 27 |.>S].e.n;ck..r.'| 00000030: 65 8d ee 82 74 da 8d 4d b3 8a 06 65 7e f8 73 9c |e...t..M...e~.s.|