BMP图片处理--C语言(3)

//将像素数据保存到数组中对应的位置

dataOfBmp[index].rgbRed = pRgb[mixIndex].rgbRed; dataOfBmp[index].rgbGreen = pRgb[mixIndex].rgbGreen; dataOfBmp[index].rgbBlue = pRgb[mixIndex].rgbBlue; dataOfBmp[index].rgbReserved = pRgb[mixIndex].rgbReserved; index++; } }

if(bitInfoHead.biBitCount == 4) {

for(int i=0;i

BYTE mixIndex= 0; k = i*l_width + j/2; mixIndex = pColorData[k]; if(j%2==0) {//低

mixIndex = mixIndex<<4; mixIndex = mixIndex>>4; } else {//高

mixIndex = mixIndex>>4; }

dataOfBmp[index].rgbRed = pRgb[mixIndex].rgbRed; dataOfBmp[index].rgbGreen = pRgb[mixIndex].rgbGreen; dataOfBmp[index].rgbBlue = pRgb[mixIndex].rgbBlue; dataOfBmp[index].rgbReserved = pRgb[mixIndex].rgbReserved; index++;

} }

if(bitInfoHead.biBitCount == 8) {

for(int i=0;i

BYTE mixIndex= 0;

k = i*l_width + j;

mixIndex = pColorData[k];

dataOfBmp[index].rgbRed = pRgb[mixIndex].rgbRed; dataOfBmp[index].rgbGreen = pRgb[mixIndex].rgbGreen; dataOfBmp[index].rgbBlue = pRgb[mixIndex].rgbBlue; dataOfBmp[index].rgbReserved = pRgb[mixIndex].rgbReserved; index++; } }

if(bitInfoHead.biBitCount == 16) {

for(int i=0;i

WORD mixIndex= 0;

k = i*l_width + j*2; WORD shortTemp;

shortTemp = pColorData[k+1];

shortTemp = shortTemp<<8;

mixIndex = pColorData[k] + shortTemp;

dataOfBmp[index].rgbRed = pRgb[mixIndex].rgbRed; dataOfBmp[index].rgbGreen = pRgb[mixIndex].rgbGreen; dataOfBmp[index].rgbBlue = pRgb[mixIndex].rgbBlue; dataOfBmp[index].rgbReserved = pRgb[mixIndex].rgbReserved; index++; } } }

else//位图为24位真彩色 { int k; int index = 0;

for(int i=0;i

k = i*l_width + j*3;

dataOfBmp[index].rgbRed = pColorData[k+2]; dataOfBmp[index].rgbGreen = pColorData[k+1]; dataOfBmp[index].rgbBlue = pColorData[k]; index++; } }

printf(\像素数据信息:\\n\for (int i=0; i

if (i%5==0) {

printf(\

}

showRgbQuan(&dataOfBmp[i]); }

fclose(pfile);

if (bitInfoHead.biBitCount<24) {

free(pRgb); }

free(dataOfBmp); free(pColorData); printf(\ }