Subversion Repositories Kolibri OS

//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;

$DD 2 dup 0

//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;

}