def __call__(self, data, **metadata):
image_type = imghdr.what('', h=data)
if image_type == 'png':
f = "PNG"
parts = image_parser.parse_png(data)
fmt = base.format_dict(multidict.MultiDict(parts))
return "%s image" % f, fmt
elif image_type == 'gif':
f = "GIF"
parts = image_parser.parse_gif(data)
fmt = base.format_dict(multidict.MultiDict(parts))
return "%s image" % f, fmt
elif image_type == 'jpeg':
f = "JPEG"
parts = image_parser.parse_jpeg(data)
fmt = base.format_dict(multidict.MultiDict(parts))
return "%s image" % f, fmt
try:
img = Image.open(io.BytesIO(data))
except IOError:
return None
parts = [
("Format", str(img.format_description)),
("Size", "%s x %s px" % img.size),
("Mode", str(img.mode)),
]
for i in sorted(img.info.keys()):
if i != "exif":
parts.append((str(i), str(img.info[i])))
fmt = base.format_dict(multidict.MultiDict(parts))
return "%s image" % img.format, fmt
def __call__(self, data, **metadata):
if imghdr.what('', h=data) == 'png':
f = "PNG"
parts = image_parser.parse_png(data)
fmt = base.format_dict(multidict.MultiDict(parts))
return "%s image" % f, fmt
try:
img = Image.open(io.BytesIO(data))
except IOError:
return None
parts = [
("Format", str(img.format_description)),
("Size", "%s x %s px" % img.size),
("Mode", str(img.mode)),
]
for i in sorted(img.info.keys()):
if i != "exif":
parts.append((str(i), str(img.info[i])))
if hasattr(img, "_getexif"):
ex = img._getexif()
if ex:
for i in sorted(ex.keys()):
tag = ExifTags.TAGS.get(i, i)
parts.append((str(tag), str(ex[i])))
fmt = base.format_dict(multidict.MultiDict(parts))
return "%s image" % img.format, fmt
def test_format_dict():
d = {"one": "two", "three": "four"}
f_d = base.format_dict(d)
assert next(f_d)
d = {"adsfa": ""}
f_d = base.format_dict(d)
assert next(f_d)
d = {}
f_d = base.format_dict(d)
with pytest.raises(StopIteration):
next(f_d)
def __call__(self, data, **metadata):
image_type = imghdr.what('', h=data)
if image_type == 'png':
image_metadata = image_parser.parse_png(data)
elif image_type == 'gif':
image_metadata = image_parser.parse_gif(data)
elif image_type == 'jpeg':
image_metadata = image_parser.parse_jpeg(data)
else:
image_metadata = [("Image Format", image_type or "unknown")]
if image_type:
view_name = "{} Image".format(image_type.upper())
else:
view_name = "Unknown Image"
return view_name, base.format_dict(multidict.MultiDict(image_metadata))
def __call__(self, data, **metadata):
image_type = imghdr.what('', h=data)
if image_type == 'png':
image_metadata = image_parser.parse_png(data)
elif image_type == 'gif':
image_metadata = image_parser.parse_gif(data)
elif image_type == 'jpeg':
image_metadata = image_parser.parse_jpeg(data)
else:
image_metadata = [
("Image Format", image_type or "unknown")
]
if image_type:
view_name = "{} Image".format(image_type.upper())
else:
view_name = "Unknown Image"
return view_name, base.format_dict(multidict.MultiDict(image_metadata))