1. Digital Image Processing HW#1 Hsueh-Han Lai Visual Communications Lab Department of Communication Engineering National Central University Jhongli, Taiwan. September 20, 2007

2. Requirement Read header file from.bmp image Gray level image Color image Enhancement processing Gray level image processing RGB->Y Laplacian enhancement

3. What is header Lena.bmp data header

4. Laplacian enhancement (1/2) RGB to luminance Y transform function Y=0.257*R+0.504*G+0.098*B+16 Laplacian Mask

5. Laplacian enhancement (2/2) Laplacian for image enhancement

6. Reference Reading.bmp header http://inversereality.org/tutorials/graphics%2 0programming/bitmaploading.html http://inversereality.org/tutorials/graphics%2 0programming/bitmaploading.html Image Enhancement in the Spatial Domain

7. Report Requirement Word Report Propose Flow Chart Experiments Results Discussion Relative Knowledge C/C++ program demo