raw转bmp文件raw2bmp

#include <stdio.h> #include <stdlib.h> #include <iostream.h> #include "raw2bmp.h" void main() { FILE *in,*out; DWORD Width = NUM_WIDTH; DWORD Height = NUM_HEIGHT; WORD BitNumber = 8; BYTE *image[2000]; BITMAPFILEHEADER BitmapFileHeader; BITMAPINFO BitmapInfo; int i; //open files if( (in=fopen("org.raw","rb")) == NULL) { cout<<"cannot open input file"<<endl; exit(0); } if( (out=fopen("new.bmp","wb+")) == NULL) { cout<<"cannot open output file"<<endl; exit(0); } //为临时数组分配连续空间，很重要。调试了好久就因为它 for(i=0;i<NUM_HEIGHT;i++) { image[i] = (BYTE *)malloc(NEW_WIDTH); } //read *.raw for(i=0;i<NUM_HEIGHT;i++) { if(fread(image[i],NUM_WIDTH,1,in) != 1) cout<<"file write error!"<<endl; } //Write bitmap header SetBmpInfoHeader(&BitmapFileHeader,&BitmapInfo,Width,Height,BitNumber); fwrite((BYTE *)&BitmapFileHeader.bfType,sizeof(BitmapFileHeader.bfType),1,out); fwrite((BYTE *)&BitmapFileHeader.bfSize,sizeof(BitmapFileHeader.bfSize),1,out); fwrite((BYTE *)&BitmapFileHeader.bfReserved1,sizeof(BitmapFileHeader.bfReserved1),1,out); fwrite((BYTE *)&BitmapFileHeader.bfReserved2,sizeof(BitmapFileHeader.bfReserved2),1,out); fwrite((BYTE *)&BitmapFileHeader.bfOffBits,sizeof(BitmapFileHeader.bfOffBits),1,out); fwrite((BYTE *)&BitmapInfo.bmiHeader,sizeof(BitmapInfo.bmiHeader),1,out); fwrite((BYTE *)&BitmapInfo.bmiColors,sizeof(BitmapInfo.bmiColors),1,out); //Write bitmap Data for(i=NUM_HEIGHT;i>0;i--) { fwrite((BYTE *)image[i-1],NEW_WIDTH,1,out); } cout<<"Sucess to convert Lena!"<<endl; //Close files fclose(in); fclose(out); for(i=0;i<NUM_HEIGHT;i++) { free(image[i]); } }