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