平滑处理（Smoothing）
平滑处理(Smoothing)
Image smoothing - neighbor request, the ship scatters average Author: C language implementation
2010-05-30 fourteen 25 minutes and 17 seconds | classification: image processing | subscription name
Neighborhood averaging method is a simple method of smoothing spatial image, which has some effect on removing image noise.
IFNDEF BMP_H_4_INCLUDED
Definition BMP_H_4_INCLUDED
Typedef unsigned short word
Typedef unsigned long DWORD
Typedef long;
Bytes of typedef unsigned characters;
The structure of the typedef tagBITMAPFILEHEADER
{/ / bmfh
Word bfType;
DWORD bfSize;
Text bfReserved1
Text bfReserved2
DWORD bfOffBits;
} BITMAPFILEHEADER;
Typedef structure tagBITMAPINFOHEADER
{/ / bmih
DWORD biSize;
Long biWidth;
LONG biHeight;
Word biplane;
WORD biBitCount;
DWORD biCompression;
DWORD member biSizeImage;
Long biXPelsPerMeter;
Long biYPelsPerMeter;
DWORD biClrUsed;
DWORD biClrImportant;
} BITMAPINFOHEADER;
Typedef structure tagRGBQUAD
{/ /
Byte rgbq rgbBlue;
Byte rgbGreen;
Byte rgbRed;
Byte rgbReserved;
} RGBQUAD;
Typedef structure tagBITMAPINFO
{
BITMAPINFOHEADER's bmiHeader;
RGBQUAD bmiColors [1];
} BITMAPINFO;
Includes
Including
Includes
Including
Including
Including
Includes "BMP_4.h""
BITMAPFILEHEADER bmfh,
BITMAPINFOHEADER bmih,;
Bytes * imgData;
Invalid readData ()
INT ReadFileHeader (BITMAPFILEHEADER *);
INT ReadInfoHeader (BITMAPINFOHEADER *);
CreatePalette (RGBQUAD);
ReadPixelData (bytes);
Dragon GetLineBytes (INT, INT);
Invalid NeighborAverage (double);
SaveAsImage (CHAR *);
The main part of interpretation ()
{
Interpret me;
Character saveasfilepath [256];
DWORD dwLineBytes;
Double error;
ReadData ();
DwLineBytes = GetLineBytes (bmih.biWidth, bmih.biBitCount);
Printf ("input error \ N \") ;
Scanf functions ("%f" and errors);
NeighborAverage (error); output (save as another path (e.g. D: / / poon.bmp) \ n); scanf function (`%s', saveasfilepath);
I = SaveAsImage (saveasfilepath) if (I = = -1) {printf ("error: failed to save the image \ N");} return 0;}
Invalid readData ()
{
INT me, K, H
DWORD dwLineBytes; I = ReadFileHeader (Bmfh); (I = = 0) {printf ("read file header successfully \ N");}
K = ReadInfoHeader (bmih);
If (K = = 0)
{
Printf (read info header success \ N \ ') ;
} dwLineBytes = GetLineBytes (bmih.biWidth, bmih.biBitCount); imgData = (byte) malloc (dwLineBytes * bmih.biHeight * sizeof (byte)) H = ReadPixelData (imgData); if (H = = 0) {printf ("read pixel data \ N success!") }
If K (I = = 0 & & 0 & & = = = = 0?)
{
Printf (read "success [N!)" in the data ;
}}
ReadFileHeader (BITMAPFILEHEADER * bmfh)
{
File * data file;
Data file = FOPEN ("shuaige.bmp", "R" (FREAD (bmfh->); bfType sizeof (WORD), 1, data file) = 1) {printf ("please cannot read the file bfType. ` N '); FCLOSE (data file); returns -1;}
(FREAD (bmfh->, bfSize, sizeof (DWORD), 1, data file) = 1)
{
Printf ("please do not read file header bfSize changes \ n");
FCLOSE (data file);
Return -1;
}
(FREAD (bmfh->, bfReserved1, sizeof (WORD), 1, data file) = 1)
{
Printf (please cannot read the file header 'bfReserved1 \ N') ;
FCLOSE (data file);
Return -1;
}
(FREAD (bmfh->, bfReserved2, sizeof (WORD), 1, data file) = 1)
{
Printf (please cannot read the file header 'bfReserved2 \ N') ;
FCLOSE (data file);
Return -1;
}
(FREAD (bmfh->, bfOffBits, sizeof (DWORD), 1, data file) = 1)
{
Printf ("please do not read file header bfOffBits changes \ n");
FCLOSE (data file);
Return -1;
}
Fclose (dataFile);
Return 0;
}
ReadInfoHeader (BITMAPINFOHEADER * bmih)
{
File * data file;
Data file = FOPEN ("shuaige.bmp", "R");
FSEEK (DATAFILE, 14, SEEK_SET);
(FREAD (bmih->, biSize, sizeof (DWORD), 1, data file) = 1)
{
Printf ("please do not read the information header biSize changes \ n");
FCLOSE (data file);
Return -1;
}
(FREAD (bmih->, biWidth, SIZEOF (long), 1, data file) = 1)
{
Printf ("please do not read the information header biWidth changes \ n");
FCLOSE (data file);
Return -1;
}
(FREAD (bmih->, biHeight, SIZEOF (long), 1, data file) = 1)
{
"Printf" (unable to read the information header biHeight changes \ n ');
FCLOSE (data file);
Return -1;
}
If (FREAD, bmih->, WORD, SIZEOF, 1, data files) = 1)
{
Printf (unable to read information headers, wings \ N ');
FCLOSE (data file);
Return -1;
}
If (FREAD (bmih->, biBitCount, sizeof), 1, data file) = 1)
{
Printf ([header information cannot read biBitCount changes \ \ n ');
FCLOSE (data file);
Return -1;
}
If (FREAD (bmih->, biCompression, SIZEOF (DWORD), 1, data files), = 1)
{
Printf ("cannot read the biCompression change \ n" in the header of the information;
FCLOSE (data file);
Return -1;
}
(FREAD (bmih-> member, biSizeImage, sizeof (DWORD), 1, data file) = 1)
{
Printf ("please do not read the information header member biSizeImage changes \ n");
FCLOSE (data file);
Return -1;
}
(FREAD (bmih->, biXPelsPerMeter, SIZEOF (long), 1, data file)
= 1)
{
Printf ("please do not read the information header biXPelsPerMeter changes \ n");
FCLOSE (data file);
Return -1;
}
(FREAD (bmih->, biYPelsPerMeter, SIZEOF (long), 1, data file)
= 1)
{
Printf ("please do not read the information header biYPelsPerMeter changes \ n");
FCLOSE (data file);
Return -1;
}
(FREAD (bmih->, biClrUsed, sizeof (DWORD), 1, data file) = 1)
{
Printf ([header information cannot be read 'biClrUsed \ N') ;
FCLOSE (data file);
Return -1;
}
If (FREAD, biClrImportant, sizeof (DWORD) data files, 1) = 1) bmih>
{
Printf (unable to read biClrImportant in info header \ N ');
FCLOSE (data file);
Return -1;
}
FCLOSE (data file);
Return 0;
}
INT CreatePalette (PAL RGBQUAD [])
{
INT;
(SIZEOF (PAL) / sizeof (RGBQUAD)! = 256)
{
Printf (the size of the palette must be 256 \ N ');
Return -1;
}
(I = 0 <256; I + +)
{
PAL [me] rgbBlue = me;.
PAL [me] rgbGreen = I;.
PAL [me] rgbRed = me;.
PAL [me] rgbReserved = 0;.
}
Return 0;
}
INT ReadPixelData (bytes * imgData)
{
Byte data
File * data file,
Double byte dwLineBytes,;
DwLineBytes = GetLineBytes (bmih.biWidth, bmih.biBitCount);
Data = = (BYTE *) malloc (dwLineBytes * bmih.biHeight * sizeof (byte));
Data file = cannot read pixel data \ n '); free (data); FCLOSE (data file); returns -1;}
Memcpy (imgData, data, dwLineBytes * bmih.biHeight * sizeof (byte)); free (data); FCLOSE (data file);
Return 0;
}
Long GetLineBytes (INT, imgWidth, INT, bitCount)
{
Returns (imgWidth *, bitCount, +31) / 32 * 4;
}
Invalid NeighborAverage (double error)
{
INT dwLineBytes
INT NewdwLineBytes
INT NewHeight;
Bytes * NewData;
Double gray;
Me, J;
NewData dwLineBytes = GetLineBytes (bmih.biWidth, bmih.biBitCount);
NewdwLineBytes = dwLineBytes +2;
NewHeight = bmih.biHeight +2
= (bytes) of malloc (NewdwLineBytes * NewHeight * sizeof
(byte));
(I = 0;
本文档为【平滑处理（Smoothing）】，请使用软件OFFICE或WPS软件打开。作品中的文字与图均可以修改和编辑，
图片更改请在作品中右键图片并更换，文字修改请直接点击文字进行修改，也可以新增和删除文档中的内容。
该文档来自用户分享，如有侵权行为请发邮件ishare@vip.sina.com联系网站客服，我们会及时删除。
[版权声明] 本站所有资料为用户分享产生，若发现您的权利被侵害，请联系客服邮件isharekefu@iask.cn，我们尽快处理。
本作品所展示的图片、画像、字体、音乐的版权可能需版权方额外授权，请谨慎使用。
网站提供的党政主题相关内容(国旗、国徽、党徽..)目的在于配合国家政策宣传，仅限个人学习分享使用，禁止用于任何广告和商用目的。
浙公网安备 33021202002483