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- 自我介绍
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- #include <iostream>* f/ `\" F4 W b- b6 o H6 N4 l
- #include <Windows.h>9 Z! D9 D* L+ |7 {: `4 t: U
- D8 K. J# Z( Z; ~; m6 M
- extern "C" {3 ^/ j& L! u! ]9 e# L! k- q
- __declspec(dllexport) BOOL SaveBmp(HBITMAP hBitmap, const wchar_t* FileName);
, R1 O1 K- M, p, G, b - }: y- j) |' o0 v
4 ?; Z3 k; ], C7 T9 g! ?& Q- BOOL SaveBmp(HBITMAP hBitmap, const wchar_t* FileName)( E% f6 n5 N3 W& m, V: o) v7 f
- {
8 n, G9 F. n7 J - //设备描述表
0 N# s( c5 ^' [ - HDC hDC;7 D; T3 h3 C, L1 v
- //当前分辨率下每象素所占字节数
* u+ ^0 m- p3 H - int iBits;9 w, n5 \+ K* H
- //位图中每象素所占字节数
6 ?) S$ a K; |* X+ q- a - WORD wBitCount;& |% [( i |2 H3 a\" \0 @
- //定义调色板大小, 位图中像素字节大小 ,位图文件大小 , 写入文件字节数
& ?# c' e2 m2 P1 w$ P4 Z - DWORD dwPaletteSize = 0, dwBmBitsSize = 0, dwDIBSize = 0, dwWritten = 0;* v A3 ~. f, n f
- //位图属性结构 . Q\" w; g8 L% q- C+ D! p: X; X' [
- BITMAP Bitmap;# E0 `1 N! R; Q: O) w$ W$ D
- //位图文件头结构/ Q5 f, V+ m\" A2 j/ H
- BITMAPFILEHEADER bmfHdr;% l6 \4 M3 |6 P: ?
- //位图信息头结构
) w& v$ K, n9 U' H3 h) ` - BITMAPINFOHEADER bi; u\" z: Z( j2 ?0 P6 x\" q
- //指向位图信息头结构 # t9 I7 s# A a' ?4 D9 M4 {
- LPBITMAPINFOHEADER lpbi;, K/ m' U+ ~, b: ?4 Q2 I. h
- //定义文件,分配内存句柄,调色板句柄 2 R7 N, K* p! [4 E1 A+ p
- HANDLE fh, hDib, hPal, hOldPal = NULL;- J: f) o' T4 @* Z% }\" i& D, E
- //计算位图文件每个像素所占字节数
- `5 T a& t9 x V4 O - hDC = CreateDC(L"DISPLAY", NULL, NULL, NULL);( \3 P9 J) x& b8 E; }
- iBits = GetDeviceCaps(hDC, BITSPIXEL) * GetDeviceCaps(hDC, PLANES);
r9 Y- H6 [2 g& ? - DeleteDC(hDC);0 `) l J. g4 j9 t\" J- W- D
- if (iBits <= 1) wBitCount = 1;
' W' y/ ?4 a7 b( R8 O* P. N - else if (iBits <= 4) wBitCount = 4;
6 K; E8 u& ]5 D! Z1 D4 J - else if (iBits <= 8) wBitCount = 8;: e W4 g, s% \) l\" f& I\" s) M. j u
- else wBitCount = 24;1 R2 Q7 E# V2 B\" x\" Q5 p
- GetObject(hBitmap, sizeof(Bitmap), (LPSTR)&Bitmap);
q, ]; D; g$ U4 W* S9 {1 H; h6 P - bi.biSize = sizeof(BITMAPINFOHEADER);& n% t4 ?, E: X+ b# O# D* a
- bi.biWidth = Bitmap.bmWidth;9 A4 [: N2 k. J( {5 J$ D, x
- bi.biHeight = Bitmap.bmHeight;
' q- x' X# d/ C: l% U! c( t* m - bi.biPlanes = 1;
]- p& ^* N$ n% v) S9 d4 z, J - bi.biBitCount = wBitCount;
% f! _8 c% m. ~) @ - bi.biCompression = BI_RGB;
% j' y T9 Q6 I - bi.biSizeImage = 0;
5 A' I+ N+ b- R( w - bi.biXPelsPerMeter = 0;2 Y1 ]6 N% Q5 E% v\" ~
- bi.biYPelsPerMeter = 0;1 Y\" X Z* n3 h; `6 {, @1 F0 o1 I
- bi.biClrImportant = 0;
. H U' m0 |\" f1 j9 {1 B! ~5 q5 d$ x - bi.biClrUsed = 0;
& r1 X, s) R8 j1 C+ E\" g. \ - dwBmBitsSize = ((Bitmap.bmWidth * wBitCount + 31) / 32) * 4 * Bitmap.bmHeight;
* t( V$ V4 M5 J1 S: I7 Q. f5 F; f9 `; y - //为位图内容分配内存 & V4 m2 ?, ~0 F- E- Z# r
- hDib = GlobalAlloc(GHND, dwBmBitsSize + dwPaletteSize + sizeof(BITMAPINFOHEADER));
3 i) n& b4 M5 i' g, }4 J) k, T - lpbi = (LPBITMAPINFOHEADER)GlobalLock(hDib);
4 ~6 z9 l# q% B b: x\" B - *lpbi = bi;; a# y& [- X1 ^% k6 |\" E5 p$ W3 y
- ! k# c7 e) m- n: ?% L2 U5 u
- // 处理调色板
_, U: ]3 n2 Q' e - hPal = GetStockObject(DEFAULT_PALETTE);7 ^6 S6 C) f6 }3 F8 S
- if (hPal), @- U3 ~1 o4 D/ V
- {' \6 v& v. |5 |: T) x& b& p
- hDC = ::GetDC(NULL);
$ k8 m Y! I7 j/ C( v' D - hOldPal = ::SelectPalette(hDC, (HPALETTE)hPal, FALSE);
1 o |; @ v( M# ? - RealizePalette(hDC);
8 A9 n4 j, u' s6 c - }\" V- H o6 |. G- N, d
- // 获取该调色板下新的像素值 . ]9 A' |7 d! O, r
- GetDIBits(hDC, hBitmap, 0, (UINT)Bitmap.bmHeight, (LPSTR)lpbi + sizeof(BITMAPINFOHEADER) + dwPaletteSize, (BITMAPINFO*)lpbi, DIB_RGB_COLORS);
1 N\" O# @\" x& d4 |9 o - //恢复调色板
7 D$ \( E0 d$ X- D8 w+ t- {\" G - if (hOldPal)
% A j1 x4 F @. c - {$ ?9 ?. r\" d+ p& N
- ::SelectPalette(hDC, (HPALETTE)hOldPal, TRUE);
+ M: J: o# d, r8 d6 z+ @ - RealizePalette(hDC);
# W- U5 b# {2 w) C0 n- H2 H6 l! k - ::ReleaseDC(NULL, hDC);
% y% z8 k& y+ E* \, M - }
8 o; u5 @2 E$ t8 I( Z+ X - //创建位图文件 \" r+ d8 ^9 @( J4 o
- fh = CreateFile(FileName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
2 C\" a4 W* t: E6 R( W4 ]6 g - FILE_ATTRIBUTE_NORMAL | FILE_FLAG_SEQUENTIAL_SCAN, NULL);7 V: H$ G9 V; |) p5 ?9 w% k
- if (fh == INVALID_HANDLE_VALUE) return FALSE;: [) ?1 R' z% P/ z6 E; W1 d, m
- // 设置位图文件头 * j3 E\" S- k' R8 b
- bmfHdr.bfType = 0x4D42; // "BM"
$ f- H; w% ~; J% q0 C - dwDIBSize = sizeof(BITMAPFILEHEADER) + sizeof(BITMAPINFOHEADER) + dwPaletteSize + dwBmBitsSize;! J! X. ^1 J2 |3 l: J( M
- bmfHdr.bfSize = dwDIBSize;$ T f! ]6 K+ o/ \5 l: R
- bmfHdr.bfReserved1 = 0;3 r$ W) j: m/ I0 R3 L/ w9 h4 I5 s
- bmfHdr.bfReserved2 = 0;
, v/ p f) G( C# F\" X7 t2 O% A( C5 g' H - bmfHdr.bfOffBits = (DWORD)sizeof(BITMAPFILEHEADER) + (DWORD)sizeof(BITMAPINFOHEADER) + dwPaletteSize;! x' I# P& g E' |3 O/ [
- // 写入位图文件头 8 X: M3 J2 }8 P! g
- WriteFile(fh, (LPSTR)&bmfHdr, sizeof(BITMAPFILEHEADER), &dwWritten, NULL);0 G7 `* u4 B z. u/ J
- // 写入位图文件其余内容
0 A1 L6 Y5 O P; d8 } - WriteFile(fh, (LPSTR)lpbi, dwDIBSize, &dwWritten, NULL);
1 G3 U2 ]0 n5 U. Z+ r# m9 m - //清除
7 q1 j- @\" n) s* R- m3 l9 L - GlobalUnlock(hDib);: ]! k. k! I0 ^0 x8 U g\" Y4 d
- GlobalFree(hDib);\" g% _; x6 ~2 b: g) E K6 m$ K/ @
- CloseHandle(fh);2 f ~& a: ~6 f# ^( H: N! y) [# W
4 X( \' y; F( q+ y4 q+ n( j: m- return TRUE;
5 |! h- a1 T; T. b\" R - }+ b6 l4 u* q: b T6 R) J& u+ T
复制代码- #!/usr/bin/python& G/ b Z9 J& e
- # -*- coding: utf-8 -*-. I- G' E7 j: b1 U' d. t! n8 I! i
- ( v\" }$ e. d O$ k' F
- from ctypes import windll
$ P\" o: f# j/ o; J1 y7 `+ ^$ S, F - from win32clipboard import *
# [$ M1 d( P* W# ]+ J, o - import tempfile' y, ~. J [\" c( A8 B! ?
- import os V: w( \, u8 p! }- g0 j, W
- from time import sleep$ ]9 ]$ {5 ]2 I* Y+ l' D5 K( B+ f
# P7 q( g; _: W1 j) j; J i* p- if __name__ == '__main__':# z4 {8 v; c% O7 [\" s
- while True:
6 }4 N/ I2 C6 w) F$ u\" w5 D\" z - try:; i( l# U+ C3 u% ^/ U
- OpenClipboard()
- Y( w6 y) V; |$ U# t0 g - except Exception:) W$ h7 L, Z( f e
- print("拒绝访问!")# {+ h\" j+ h$ l1 j* Z+ F0 @
- break
2 S6 Q* G% v- G - else:
0 F# l1 ^! \5 e. _4 | - if IsClipboardFormatAvailable(CF_BITMAP):' v) Q2 M$ h- @# R r$ J8 K% M6 C
- try:% y) ?2 o0 l+ \
- dll = windll.LoadLibrary("./SaveBmp.dll")6 p: A$ A2 `, c( N
- except FileNotFoundError:- b; |# u& I1 t8 z\" y# v\" y8 K& l3 Q
- print("依赖库不存在~")
% h4 v/ ? E* R4 P& ? - else:
3 {! J$ ~5 H6 k0 s* a - tmpfd, tempfilename = tempfile.mkstemp(suffix='.bmp')
* V. Y l) u$ }' _ - os.close(tmpfd)$ x3 \- A; U0 z/ V: V2 a- g! W }; _
' t4 \9 N) g8 Q: D- hbitmap = GetClipboardData(CF_BITMAP)& M: U8 @6 E: r
- dll.SaveBmp(hbitmap, tempfilename)
c3 E% m0 {% v) g& }4 }# H; r - print(tempfilename)
; n* r& k1 C2 T( d& [; r - EmptyClipboard(), s( I) c, a/ M7 `9 e$ X6 `5 T
- CloseClipboard()1 Q* p. ~! B\" y5 F7 I
- sleep(0.2)
, s! O. \8 W, f |: |3 A; P
复制代码Python交流群:1047602540
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