#include?
#include?
#include?
#include?
#include?“../framebuffer/fb.h“
#include?“./bmp.h“

#define?FB_DEV?“/dev/fb0“
unsigned?char?*fbaddr;

int?main（int?argcchar?**argv）
{
????int?????????????fbdev;
????char???????????*fb_device;
????unsigned?char??*fbmem;
????unsigned?int????screensize;
????unsigned?int????fb_width;
????unsigned?int????fb_height;
????unsigned?int????fb_depth;

????if（argc?????{
????????printf（“useage?:?need?picture?path\n“）;
????????return?0;
????}
????
????/*open?framebuffer?device*/
????if?（（fb_device?=?getenv（“frameBUFFER“））?==?NULL）
????????fb_device?=?FB_DEV;
????fbdev?=?fb_open（fb_device）;

????/*?get?status?of?framebuffer?device*/
????fb_stat（fbdev?&fb_width?&fb_height?&fb_depth）;
????/*?map?framebuffer?device?to?shared?memory*/
????screensize?=?fb_width?*?fb_height?*?fb_depth?/?8;
????fbmem?=?fb_mmap（fbdev?screensize）;
????fbaddr?=?fbmem;
????printf（“begin?to?decode?the?png?file-----------\n“）;
????load_bmp_image（argv[1]fb_widthfb_height1280）;

????fb_munmap（fbaddrscreensize）;
????fb_close（fbdev）;
????return?（0）;
????return?0;
}

int?load_bmp_image（char*?filepathint?fb_wint?fb_hint?p_xint?p_y）
{

????int?fd?;
????int?row??col?;
????int?color;
????char?*p?=?NULL?;
????int?ret?;
????struct?bmp_header??header?;
????char?*buffer;

????fd?=?open（filepath??O_RDONLY）;
????if（-1?==?fd）
????{
????????perror（“open?bmp?file?fail“）;
????????return?-2?;
????}
????//讀出bmp文件頭的數據
????ret?=?read（fd??&header??sizeof（struct?bmp_header））;
????if（ret?==?0）
????{
????????printf（“%s:read?the?bmp?header?error\n“__func__）;
????????close（fd）;
????????return?-1;
????}
????printf_bmp_header（header）;

????buffer?=?（char*）malloc（sizeof（char）*（header.ImageSize））;
????if（buffer?==?NULL）
????{
????????printf（“%s:malloc?the?buffer?error?\n“__func__）;
????????close（fd）;
????????return?-1;
????}
????ret?=?read（fd??buffer??header.ImageSize）;
????if（ret?==?0）
????{
????????printf（“%s:read?the?bmp?header?error\n“__func__）;
????????close（fd）;
????????return?-1;
????}
????close（fd）;

????for（row?=?header.ImageHight?-1?;?row?>=?0?;?row--）
????{
????????for（col?=?0?;?col?????????{
????????????p?=（?buffer+（row*header.ImageWidth?+?col）*3）;
????????????color?=?RGB888toRGBT（（unsigned?char）（*（p+2））?
?????????????????????????????????（unsigned?char）（*（p+1））?
?????????????????????????????????（unsigned?char?）（*（p）））;
????????????fb_pixel（fbaddrfb_wfb_hcol+p_xheader.ImageHight-row-1+p_ycolor）;
????????}
????}

????return?0?;

}


void?printf_bmp_header（struct?bmp_header??header?）
{
????//以下是bmp圖的相關數據
????printf（“?Signatue[0]??????:?%c??\n?“??header.Signatue[0]??）;
????printf（“?Signatue[1]??????:?%c??\n?“??header.Signatue[1]??）;
????printf（“?FileSize?????????:?%d??\n?“??header.FileSize?????）;
????printf（“?Reserv1??????????:?%d??\n?“??header.Reserv1??????）;
????printf（“?Reserv2??????????:?%d??\n?“??header.Reserv2??????）;
????printf（“?FileOffset???????:?%d??\n?“??heade

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-12-22?09:29??picture-framebuffer\
?????目錄???????????0??2017-12-22?07:36??picture-framebuffer\jpeg\
?????文件???????19160??2017-12-20?01:04??picture-framebuffer\jpeg\a.out
?????文件???????58589??2017-12-20?00:52??picture-framebuffer\jpeg\baby.jpg
?????文件???????19160??2017-12-20?00:51??picture-framebuffer\jpeg\x86jpegtest
?????文件??????????64??2017-12-15?06:05??picture-framebuffer\jpeg\build.sh
?????文件????????7569??2017-12-15?07:05??picture-framebuffer\jpeg\pic.c
?????文件???????20720??2017-11-02?09:33??picture-framebuffer\jpeg\test
?????文件?????????523??2017-11-10?01:08??picture-framebuffer\jpeg\pic_config.h
?????文件????????6713??2017-12-12?02:32??picture-framebuffer\jpeg\pic_config.c
?????文件?????????786??2017-12-12?02:38??picture-framebuffer\jpeg\pic.h
?????文件???????49286??2017-09-25?00:49??picture-framebuffer\jpeg\jpeglib.h
?????文件???????14925??2017-09-23?09:36??picture-framebuffer\jpeg\jmorecfg.h
?????文件???????14580??2017-09-23?09:36??picture-framebuffer\jpeg\jerror.h
?????文件????????1757??2017-09-23?09:36??picture-framebuffer\jpeg\jconfig.h
?????文件??????????31??2017-11-02?09:29??picture-framebuffer\jpeg\a.txt
?????目錄???????????0??2017-12-20?01:12??picture-framebuffer\bmp\
?????文件????????3807??2017-12-20?01:12??picture-framebuffer\bmp\bmp.c
?????文件?????1152054??2017-12-11?06:32??picture-framebuffer\bmp\test.bmp
?????文件??????????54??2017-12-11?06:31??picture-framebuffer\bmp\build.sh
?????文件?????????828??2017-12-11?07:20??picture-framebuffer\bmp\bmp.h
?????文件???????13864??2017-12-20?01:12??picture-framebuffer\bmp\a.out
?????文件????????4083??2017-12-11?07:00??picture-framebuffer\bmp\bmptest.c
?????目錄???????????0??2017-12-16?09:19??picture-framebuffer\png\
?????文件????????5839??2017-12-16?09:06??picture-framebuffer\png\png.c
?????文件??????????63??2017-12-11?02:19??picture-framebuffer\png\build.sh
?????文件???????96239??2017-11-21?07:29??picture-framebuffer\png\zlib.h
?????文件????????7564??2017-12-09?07:58??picture-framebuffer\png\pnglibconf.h
?????文件???????22845??2017-12-09?07:58??picture-framebuffer\png\pngconf.h
?????文件???????16262??2017-11-21?07:29??picture-framebuffer\png\zconf.h
?????文件??????144149??2017-12-09?07:58??picture-framebuffer\png\png.h
............此處省略3個文件信息