kolibrios/programs/cmm/lib/lib.obj/libimg_lib.h
Kirill Lipatov (Leency) 11403613c7 complete update c-- libraries
git-svn-id: svn://kolibrios.org@3107 a494cfbc-eb01-0410-851d-a64ba20cac60
2012-12-15 00:16:06 +00:00

105 lines
2.8 KiB
C

//Asper
//library
dword libimg = #alibimg;
char alibimg[21] = "/sys/lib/libimg.obj\0";
dword libimg_init = #alibimg_init;
dword img_is_img = #aimg_is_img;
dword img_to_rgb2 = #aimg_to_rgb2;
dword img_decode = #aimg_decode;
dword img_destroy = #aimg_destroy;
dword img_draw = #aimg_draw;
//dword img_flip = #aimg_flip;
//dword img_rotate = #aimg_rotate;
dword am1__ = 0x0;
dword bm1__ = 0x0;
//import libimg , \
char alibimg_init[9] = "lib_init\0";
char aimg_is_img[11] = "img_is_img\0";
char aimg_to_rgb2[12] = "img_to_rgb2\0";
char aimg_decode[11] = "img_decode\0";
char aimg_destroy[12] = "img_destroy\0";
char aimg_draw[9] = "img_draw\0";
//char aimg_flip[9] = "img_flip\0";
//char aimg_rotate[11] = "img_rotate\0 ";
dword load_image(dword filename)
{
//align 4
dword img_data=0;
dword img_data_len=0;
dword fh=0;
dword image=0;
byte tmp_buf[40];
$and img_data, 0
//$mov eax, filename
//$push eax
//invoke file.open, eax, O_READ
file_open stdcall (filename, O_READ);
$or eax, eax
$jnz loc05
$stc
return 0;
@loc05:
$mov fh, eax
//invoke file.size
file_size stdcall (filename);
$mov img_data_len, ebx
//stdcall mem.Alloc, ebx
mem_Alloc(EBX);
$test eax, eax
$jz error_close
$mov img_data, eax
//invoke file.read, [fh], eax, [img_data_len]
file_read stdcall (fh, EAX, img_data_len);
$cmp eax, -1
$jz error_close
$cmp eax, img_data_len
$jnz error_close
//invoke file.close, [fh]
file_close stdcall (fh);
$inc eax
$jz error_
//; img.decode checks for img.is_img
//; //invoke img.is_img, [img_data], [img_data_len]
//; $or eax, eax
//; $jz exit
//invoke img.decode, [img_data], [img_data_len], 0
EAX=img_data;
img_decode stdcall (EAX, img_data_len,0);
$or eax, eax
$jz error_
$cmp image, 0
$pushf
$mov image, eax
//call init_frame
$popf
//call update_image_sizes
mem_Free(img_data);//free_img_data(img_data);
$clc
return image;
@error_free:
//invoke img.destroy, [image]
img_destroy stdcall (image);
$jmp error_
@error_pop:
$pop eax
$jmp error_
@error_close:
//invoke file.close, [fh]
file_close stdcall (fh);
@error_:
mem_Free(img_data);
$stc
return 0;
}