def setUp(self):
BmpFileAccess = byteaccess.open_file(os.path.join(this_folder, 'test.bmp'))
BmpHeader = define_basic_struct(struct_size=14,
id=Ascii(offset=0x0, length=2, docs="should be `BM`", reverse=False),
filesize=UInt32(offset=0x2),
pixels_offset=UInt32(offset=0xA))
DibHeader = define_basic_struct(struct_size=40,
header_size=UInt32(offset=0),
width=UInt32(offset=4),
height=UInt32(offset=8),
num_color_panes=UInt16(offset=12),
bits_per_pixel=UInt16(offset=14),
buffer=RawData(offset=16, length=4),
bmp_size=UInt32(offset=20, docs="includes padding"),
dpi_horizontal=UInt32(offset=24),
dpi_vertical=UInt32(offset=28),
num_palette_colors=UInt32(offset=32),
num_important_colors=UInt32(offset=36))
PixelArray = define_basic_struct(struct_size=14,
red_pixel=RawData(offset=0, length=3),
white_pixel=RawData(offset=3, length=3),
blue_pixel=RawData(offset=8, length=3),
green_pixel=RawData(offset=11, length=3))
self.bmp_header = BmpHeader(BmpFileAccess, 0)
self.dib_header = DibHeader(BmpFileAccess, 14)
self.pixel_array = PixelArray(BmpFileAccess, 54)
def setUp(self):
TextFileAccess = byteaccess.open_file(os.path.join(this_folder, 'testfile.bin'))
TextStruct = define_basic_struct(struct_size=0x30,
char_array=Ascii(offset=0, length=4, reverse=True),
char_array2=Ascii(offset=0, length=4, reverse=False),
char_array3=Ascii(offset=4, length=1),
c_string=Asciiz(offset=5, maxlength=19),
bytes=RawData(offset=0x20, length=8))
self.struct = TextStruct(TextFileAccess, 0)
