def __init__(self, io):
if isinstance(io, str):
io = StringIO(io)
self.signature, self.version, self.filesize = struct.unpack(
'<3sBL', io.read(8))
self.frame_size = StructRect(io)
self.frame_rate, self.frame_count = struct.unpack('<HH', io.read(4))
self.frame_rate /= 0x100
# if self.is_compressed():
# body = io.read()
# io = StringIO(zlib.decompress(io.read()))
# self.signature = 'FWS'
self.tags = []
tag = None
while tag is None or not isinstance(tag, swftag.End):
tag = SWFTag(io)
self.tags.append(tag)
class StructRectTestCase(unittest.TestCase):
def setUp(self):
self.rect = StructRect(cws_bytes[8:])
self.original_bytes = cws_bytes[8:8+len(self.rect)]
def testParseRect(self):
assert self.rect[0] == 0
assert self.rect[1] == 4800
assert self.rect[2] == 0
assert self.rect[3] == 4800
def testBuildRect(self):
assert self.rect.build() == self.original_bytes
class StructRectTestCase(unittest.TestCase):
def setUp(self):
self.rect = StructRect(cws_bytes[8:])
self.original_bytes = cws_bytes[8:8 + len(self.rect)]
def testParseRect(self):
assert self.rect[0] == 0
assert self.rect[1] == 4800
assert self.rect[2] == 0
assert self.rect[3] == 4800
def testBuildRect(self):
assert self.rect.build() == self.original_bytes
def __init__(self, io):
if isinstance(io, str):
io = StringIO(io)
self.signature, self.version, self.filesize = struct.unpack('<3sBL',
io.read(8))
self.frame_size = StructRect(io)
self.frame_rate, self.frame_count = struct.unpack('<HH', io.read(4))
self.frame_rate /= 0x100
# if self.is_compressed():
# body = io.read()
# io = StringIO(zlib.decompress(io.read()))
# self.signature = 'FWS'
self.tags = []
tag = None
while tag is None or not isinstance(tag, swftag.End):
tag = SWFTag(io)
self.tags.append(tag)
class SWF:
__images = None
def __init__(self, io):
if isinstance(io, str):
io = StringIO(io)
self.signature, self.version, self.filesize = struct.unpack('<3sBL',
io.read(8))
self.frame_size = StructRect(io)
self.frame_rate, self.frame_count = struct.unpack('<HH', io.read(4))
self.frame_rate /= 0x100
# if self.is_compressed():
# body = io.read()
# io = StringIO(zlib.decompress(io.read()))
# self.signature = 'FWS'
self.tags = []
tag = None
while tag is None or not isinstance(tag, swftag.End):
tag = SWFTag(io)
self.tags.append(tag)
def is_compressed(self):
if self.signature == 'CWS':
return True
elif self.signature == 'FWS':
return False
else:
raise SWFParseError, 'invalid signature %s' % self.signature
@property
def x_min(self):
return self.frame_size[0] / 20
@property
def x_max(self):
return self.frame_size[1] / 20
@property
def y_min(self):
return self.frame_size[2] / 20
@property
def y_max(self):
return self.frame_size[3] / 20
@property
def width(self):
return self.x_max - self.x_min
@property
def height(self):
return self.y_max - self.y_min
def build_header(self):
# self.filesize += sum(tag.filesize_changed for tag in self.tags)
self.filesize = 12 + len(self.frame_size) + sum(len(tag) for tag in self.tags)
return struct.pack('<3sBL', self.signature, self.version, self.filesize) + \
self.frame_size.build() + \
struct.pack('<HH', self.frame_rate * 0x100, self.frame_count)
def build(self):
return self.build_header() + ''.join(tag.build() for tag in self.tags)
def find_tag(self, cls):
for tag in self.tags:
if isinstance(tag, cls):
return tag
def find_tags(self, cls):
return tuple(tag for tag in self.tags if isinstance(tag, cls))
@property
def images(self):
if self.__images is None:
self.__images = SWFImages(self)
return self.__images
def setUp(self):
self.rect = StructRect(cws_bytes[8:])
self.original_bytes = cws_bytes[8:8+len(self.rect)]
def bounds(self):
if self.__bounds is None:
self.body_bits.seekbyte(2)
self.__bounds = StructRect(bits=self.body_bits)
return self.__bounds
def setUp(self):
self.rect = StructRect(cws_bytes[8:])
self.original_bytes = cws_bytes[8:8 + len(self.rect)]
class SWF:
__images = None
def __init__(self, io):
if isinstance(io, str):
io = StringIO(io)
self.signature, self.version, self.filesize = struct.unpack(
'<3sBL', io.read(8))
self.frame_size = StructRect(io)
self.frame_rate, self.frame_count = struct.unpack('<HH', io.read(4))
self.frame_rate /= 0x100
# if self.is_compressed():
# body = io.read()
# io = StringIO(zlib.decompress(io.read()))
# self.signature = 'FWS'
self.tags = []
tag = None
while tag is None or not isinstance(tag, swftag.End):
tag = SWFTag(io)
self.tags.append(tag)
def is_compressed(self):
if self.signature == 'CWS':
return True
elif self.signature == 'FWS':
return False
else:
raise SWFParseError, 'invalid signature %s' % self.signature
@property
def x_min(self):
return self.frame_size[0] / 20
@property
def x_max(self):
return self.frame_size[1] / 20
@property
def y_min(self):
return self.frame_size[2] / 20
@property
def y_max(self):
return self.frame_size[3] / 20
@property
def width(self):
return self.x_max - self.x_min
@property
def height(self):
return self.y_max - self.y_min
def build_header(self):
# self.filesize += sum(tag.filesize_changed for tag in self.tags)
self.filesize = 12 + len(self.frame_size) + sum(
len(tag) for tag in self.tags)
return struct.pack('<3sBL', self.signature, self.version, self.filesize) + \
self.frame_size.build() + \
struct.pack('<HH', self.frame_rate * 0x100, self.frame_count)
def build(self):
return self.build_header() + ''.join(tag.build() for tag in self.tags)
def find_tag(self, cls):
for tag in self.tags:
if isinstance(tag, cls):
return tag
def find_tags(self, cls):
return tuple(tag for tag in self.tags if isinstance(tag, cls))
@property
def images(self):
if self.__images is None:
self.__images = SWFImages(self)
return self.__images