From 834469c6bb3aab253d4698b739a3548f83fea06a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E9=BB=84=E6=B5=B7?= <10402852@qq.com> Date: Fri, 23 Aug 2024 15:21:54 +0800 Subject: [PATCH] 'commit' --- BaiHu/Util/WriteYinCangWenZi.py | 85 ++++++++++++++++++ .../WriteYinCangWenZi.cpython-310.pyc | Bin 0 -> 3150 bytes BaiHu/doTask.py | 5 +- 3 files changed, 89 insertions(+), 1 deletion(-) create mode 100644 BaiHu/Util/WriteYinCangWenZi.py create mode 100644 BaiHu/Util/__pycache__/WriteYinCangWenZi.cpython-310.pyc diff --git a/BaiHu/Util/WriteYinCangWenZi.py b/BaiHu/Util/WriteYinCangWenZi.py new file mode 100644 index 00000000..b9e71d29 --- /dev/null +++ b/BaiHu/Util/WriteYinCangWenZi.py @@ -0,0 +1,85 @@ +from PIL import Image + + +def makeImageEven(image): + """ + 将图像像素值变为偶数值（最低有效位为0） + """ + # 获取图像所有像素值的列表：[(r,g,b,t),(r,g,b,t)...] + pixels = list(image.getdata()) + # 将所有像素值变为偶数（通过移位） + evenPixels = [(r >> 1 << 1, g >> 1 << 1, b >> 1 << 1, t >> 1 << 1) for [r, g, b, t] in pixels] + # 创建一个与原图像大小相同的副本 + evenImage = Image.new(image.mode, image.size) + # 将偶数像素值放入副本中 + evenImage.putdata(evenPixels) + return evenImage + + +def constLenBin(int): + """ + 返回固定长度的二进制字符串，替代内置函数bin() + """ + # 使用二进制表示整数，不足8位在左侧补0 + binary = "0" * (8 - (len(bin(int)) - 2)) + bin(int).replace('0b', '') + return binary + + +def encodeDataInImage(image, data): + """ + 将字符串编码到图片中 + """ + # 获取最低有效位为0的图片副本 + evenImage = makeImageEven(image) + # 将需要隐藏的字符串转换成二进制字符串 + binary = ''.join(map(constLenBin, bytearray(data, 'utf-8'))) + if len(binary) > len(image.getdata()) * 4: + # 若无法编码全部数据，抛出异常 + raise Exception("Error: Can't encode more than" + len(evenImage.getdata()) * 4 + " bits in this image. ") + # 将二进制信息编码进像素值中 + encodedPixels = [(r + int(binary[index * 4 + 0]), g + int(binary[index * 4 + 1]), b + int(binary[index * 4 + 2]), + t + int(binary[index * 4 + 3])) if index * 4 < len(binary) else (r, g, b, t) for + index, (r, g, b, t) in enumerate(list(evenImage.getdata()))] + # 创建新图片以存放编码后的像素 + encodedImage = Image.new(evenImage.mode, evenImage.size) + # 添加编码后的数据 + encodedImage.putdata(encodedPixels) + return encodedImage + + +def binaryToString(binary): + """ + 从二进制字符串转为 UTF-8 字符串 + """ + index = 0 + string = [] + rec = lambda x, i: x[2:8] + (rec(x[8:], i - 1) if i > 1 else '') if x else '' + fun = lambda x, i: x[i + 1:8] + rec(x[8:], i - 1) + while index + 1 < len(binary): + chartype = binary[index:].index('0') # 存放字符所占字节数，一个字节的字符会存为0 + length = chartype * 8 if chartype else 8 + string.append(chr(int(fun(binary[index:index + length], chartype), 2))) + index += length + return ''.join(string) + + +def decodeImage(image): + """ + 解码隐藏数据 + """ + pixels = list(image.getdata()) # 获取像素列表 + # 提取图片中所有最低有效位中的数据 + binary = ''.join([str(int(r >> 1 << 1 != r)) + str(int(g >> 1 << 1 != g)) + str(int(b >> 1 << 1 != b)) + str( + int(t >> 1 << 1 != t)) for (r, g, b, t) in pixels]) + # 找到数据截止处的索引 + locationDoubleNull = binary.find('0000000000000000') + endIndex = locationDoubleNull + ( + 8 - (locationDoubleNull % 8)) if locationDoubleNull % 8 != 0 else locationDoubleNull + data = binaryToString(binary[0:endIndex]) + return data + + +# 调用函数对图片进行数据编码并保存 +#encodeDataInImage(Image.open("d:/9.png"), 'https://www.hzkjai.com 吉林绘智科技有限公司').save('d:/9.png') +# 解码图片中隐藏的数据并打印 +#print(decodeImage(Image.open("d:/9.png"))) diff --git a/BaiHu/Util/__pycache__/WriteYinCangWenZi.cpython-310.pyc b/BaiHu/Util/__pycache__/WriteYinCangWenZi.cpython-310.pyc new file mode 100644 index 0000000000000000000000000000000000000000..b9202af93a49c0862e2554fe689d4c9a6160dace GIT binary patch literal 3150 zcmZ`*?`s^#8J?Nly<445vf?_DTpV&~i0vz}P+Qu#L8!)-i%o(EC?WJv3#Xga>8!iG z>)c*zi9JXvCzc?wQ>dF_g>WK}AV`cUB^XDlzxHpKuhr?tCx0)c*XNz}{j%GWc6R37 z+1YpAd7kHe%R@s6hTn^?{bTX-A;$hmgWjLO-~z7dc{GwqUSuVn;hae!ts5*Oq%9rX zEg6$>+->Q~0o)y#kb}6#WO9zBhmP-c|xSTCfw?eBC3&j?^2`zlZs?A`HL<+y={STX)e{Zhc#{a?J z8qN21nz#S5_uygk{crd0+{f_o&iejm@9pj0+W%~0|IYf}?#FmK`FLl;yx!-agGJ-G z=E%VdX!3CI*Qe&~I$Ww-bvxve{Q|+6W})cxtWM8v_ZICxir zvWi~Smhb&u+oiJfv|TN%dOBXIna62cI|VvI9jg?sd&O!d;bG~wOkWRB-+ZsT50#_^ zhx$CB)HHKkd*vS!!hQYQSmV+fXXEU|lX1h~a7&D_ zIuALp5Uag`SIl7^KKfI0^YiBB!{)uaM|U1IAAWgo_r~7Cj}9MgHrKyxe)H+U*I({E z`0L}HkM=ho?S1z}^TQ7gcJDQB?gA+b1^;Z?tfKkkk&7jdOn}7Xf(GEURrGvqVU~_7 zuTsqBytL3(!4Gr{#;jU-IuL`ovR@6}^!$qj|9e=jO0hWWAOJr=Cr697e{I}ZFjQ}$ zAz}~>ByaFQ1Xe)E6KnX};u|b**6}oOK%N+pM_MP?vaQlVT-vaTu62w_XACp`z;Cie zZiwp!ZZOcEvlh|K3KEUMP+Uvm8Uo$y&~6NemZ6)C5WBUraH>PMb{r3O{(R7Qzqx)N z1U%Tdx%c23Gew=k}QphU# z7&{637zCup3K%`H+C5gQV|9A0cH6pW`-pOAg?8w)nVxpk%Wz8(-4$(GeILycooHI9 z7s!yJeoT?TfLgxvt}B9>8lZ+Yr-;$pT)jknBM-zV1+iun|LO>u7z2-57h9v;ZY6lE zwfagF&KWTJYQ)I@$^K)8cG|vH27;|pwqj7I2NqTWFRN5`CGznYKA{ILU(b1!piuU~ zbH7&dR5tL`FdiArP~?Ytj+*1t(3xQSCvelYQI=73GeePMGE$68^2xAAG)~joMl_y# zW)p;=DlO?cqhg$&f^-av*ndWBBO&MT;2C^S91Vl+q9c(~@~kcl?kRz}8_e`=>La0W zVn)O>VC70kIEj5AP9h=6_!cJ)s52pw+zIA$=>lD%5it>oDTMTdc%SBn_L`6b;3hYG zf&DcjO}*<^$7P~{6}CvQ25UcsgN7=5-`#pvo(^}vMutkg^Y$;#olkW{E20*`t4})G z+G&VEnL7mXLZhI@Ifw(KVGJ~&JRUi06m<>IpJNiBrWS5Fvj(#2Bo>JfOlM$lxGgll zu6bdbYfE{#E;hA0Rm_$aWOkZ9ZIaP>whB6vAiiCm3sk|+_u?^{{Qq}AkT6F9qDnzK zc*=7=&LYp#)@#hRaSb4ytjtW=OJktXuNQWPTNivjp>e@K3e z)vCl2+qQWUe-=r#+=*8cl=`Wp-6ity9l}|vg09q|+qleN- zI-^X+mM!%%^`r4P8w0LG)HKK~LdHUyf{mQxgbu(EuhHQf%pHF91yug%?k9(z-bS9> z|M*^4<@_;wB1!Zf#}t**le1Xt(WA z#ib&})fSE?Iyp)m(Qz1%bR_i(?4~q{u>`-;I?fZV)fc5lxyfi$FKpXIRAyxIsb7R5 zq9r8INF+(9fs3{mq4MS|fgI8@^*l9%q0Dir&`4ru%C&`}H(M(fGcF)^)#Qa&X`XSn zR|&dF=%L_lD`6#tKtixvf{WG&m044GJd3K&dh6<&k#1ArWn^EGej3Nj hte!7*Kj%)ND6AE|Y1&(rqLyT?