[시스템제어] 6월 9일 업무일지_1 20번 이창민

 < 영상처리>

 비트맵파일을 읽은 후 출력,  메모리 할당 받은 후 출력 및 180도 회전하여 출력하기.
 - 소스만 먼저 올립니다. -

1
2	#include<Windows.h>
3	#include"vfw.h"
4	#include <math.h>
5	#include <iostream>
6
7
8	#pragma comment(lib, "vfw32.lib") //vfw32 라이브러리 포함
9
10	/**********  4의 배수로 맞춰주기 위한 변수 선언 **************************************/
11	#define WIDTH4(width) ((width+3)>>2)<<2
12
13	#define ID_BCAPTURE 101
14
15	LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
16	LRESULT CALLBACK FramInfo(HWND, LPVIDEOHDR); // 콜백 함수
17
18	TCHAR str[10];    //정수데이터값 확인을 위한 버퍼
19	unsigned char Menuflag;  //인터페이스 선택
20
21	HINSTANCE g_hInst;
22	HWND hWndMain;
23	HWND hVFW;
24	HWND Hwndmain;
25	HBITMAP hBit;
26	BITMAPINFO Bm;    //비트맵 정보를 가짐
27
28	//영상 메모리
29	int Action;
30
31	LPCTSTR lpszClass = TEXT("VFW 기본 예제");
32
33	BYTE *imageData;
34	BITMAPFILEHEADER bmfh;
35	BITMAPINFO *binfo;
36	BYTE *cpyData;
37	BYTE *reData;
38
39
40	int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance
41	,LPSTR lpszCndParam, int nCmdShow)
42	{
43	HWND hWnd;
44	MSG Message;
45	WNDCLASS WndClass;
46	g_hInst = hInstance;
47
48	WndClass.cbClsExtra = 0;
49	WndClass.cbWndExtra = 0;
50	WndClass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
51	WndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
52	WndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
53	WndClass.hInstance = hInstance;
54	WndClass.lpfnWndProc = WndProc;
55	WndClass.lpszClassName = lpszClass;
56	WndClass.lpszMenuName = NULL;
57	WndClass.style = CS_HREDRAW|CS_VREDRAW;
58
59	RegisterClass(&WndClass);
60
61	//영상을 보여줄 윈도우 생성
62	hWnd = CreateWindow(lpszClass, lpszClass,WS_OVERLAPPEDWINDOW|WS_CAPTION,200,200,
63	300, 300, NULL, (HMENU)NULL, hInstance, NULL);
64
65	hWndMain = hWnd;
66	ShowWindow(hWnd, SW_SHOW);
67
68	while(GetMessage(&Message, 0,0,0))
69	{
70	TranslateMessage(&Message);
71	DispatchMessage(&Message);
72	}
73	return (int)Message.wParam;
74
75	}
76
77
78
79	LRESULT CALLBACK WndProc(HWND hWnd, UINT iMessage, WPARAM wParam, LPARAM lParam)
80	{
81	HDC Hdc;
82	FILE *file;
83	LONG width, height;
84	int count=0;
85	int width4;
86	switch(iMessage)
87	{
88	case WM_CREATE:
89	{
90
91	Hwndmain = hWnd;
92
93	Hdc = GetDC(hWnd);
94
95	file=fopen("5.bmp","rb");
96
97
98
99	if(file==NULL)
100	return 0;
101
102
103	//BITMAPINFO
104	binfo = (BITMAPINFO *)malloc(sizeof(BITMAPINFOHEADER)+(sizeof(RGBQUAD)*256));
105	//초기화
106	memset(binfo,0,sizeof(BITMAPINFOHEADER)+sizeof(RGBQUAD)*256);
107	//이미지 데이터가 보관될 메모리 할당
108
109
110	//비트맵 파일 헤더 읽음
111	fread(&bmfh,sizeof(BITMAPFILEHEADER),1,file);
112	//비트맵 인포 헤더를 읽음
113	fread(&(binfo->bmiHeader),sizeof(BITMAPINFOHEADER),1,file);
114
115	imageData = (BYTE*)malloc(binfo->bmiHeader.biSizeImage);
116	//이미지 데이터를 읽음
117	fread(imageData,sizeof(BYTE),binfo->bmiHeader.biSizeImage,file);
118
119	fclose(file);
120
121	/**************메모리 동적할당 하여 비트맵 복사 ******************************/
122
123	cpyData = (BYTE*)malloc(binfo->bmiHeader.biSizeImage);   // 메모리 동적할당.
124	width4=binfo->bmiHeader.biWidth*3;
125	//width4=WIDTH4(width4);                    //4의 배수로 비트맵 크기를 맞추는 작업.
126	for(height=0; height<binfo->bmiHeader.biHeight;height++)
127	{
128	for(width=0; width<binfo->bmiHeader.biWidth;width++)
129	{
130	cpyData[(height*width4)+width*3]=
131	imageData[(height*width4)+width*3];
132
133	cpyData[(height*width4)+width*3+1]=
134	imageData[(height*width4)+width*3+1];
135
136	cpyData[(height*width4)+width*3+2]=
137	imageData[(height*width4)+width*3+2];
138	}
139	}
140
141	/*********************비트맵 정보 180도 회전하여 복사*********************************/
142
143	reData = (BYTE*)malloc(binfo->bmiHeader.biSizeImage);
144	for(height=0; height<binfo->bmiHeader.biHeight;height++)
145	{
146	for(width=0; width<binfo->bmiHeader.biWidth;width++)
147	{
148	reData[(height*width4)+width*3]=
149	imageData[((binfo->bmiHeader.biHeight-height-1)*width4)
150	+(binfo->bmiHeader.biWidth-width-1)*3];
151	reData[(height*width4)+width*3+1]=
152	imageData[((binfo->bmiHeader.biHeight-height-1)*width4)
153	+(binfo->bmiHeader.biWidth-width-1)*3+1];
154	reData[(height*width4)+width*3+2]=
155	imageData[((binfo->bmiHeader.biHeight-height-1)*width4)
156	+(binfo->bmiHeader.biWidth-width-1)*3+2];
157	}
158	}
159	/******************************************************************************************/
160
161	return 0;
162	}
163	case WM_COMMAND:
164	return 0;
165	case WM_LBUTTONDOWN:{
166
167	width = (unsigned int)binfo->bmiHeader.biWidth;
168	height = (unsigned int)binfo->bmiHeader.biHeight;
169
170
171	Hdc = GetDC(hWnd);
172
173	MoveWindow(hWndMain,100,100,width*3,height+35,true);
174
175	SetDIBitsToDevice(Hdc,0,0,width,height,
176	NULL,NULL,NULL,height,imageData,
177	binfo,DIB_RGB_COLORS);
178	if(cpyData!=NULL){
179	SetDIBitsToDevice(Hdc,width,0,width,height,
180	NULL,NULL,NULL,height,cpyData,
181	binfo,DIB_RGB_COLORS);
182	}
183	if(reData!=NULL){
184	SetDIBitsToDevice(Hdc,width*2,0,width,height,
185	NULL,NULL,NULL,height,reData,
186	binfo,DIB_RGB_COLORS);
187	}
188	ReleaseDC(hWnd,Hdc);
189	return 0;}
190	case WM_DESTROY:
191	if(cpyData!=NULL){
192	free(cpyData);
193	cpyData=NULL;
194	}
195	if(imageData!=NULL){
196	free(imageData);
197	imageData =NULL;
198	}
199	free(binfo);
200	free(cpyData);
201	free(reData);
202	PostQuitMessage(0);
203	return 0;
204	}
205	return (DefWindowProc(hWnd,iMessage,wParam,lParam));
206	}
207