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function 1 added flags

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This commit is contained in:
Deekshu Kare 2024-06-21 12:11:14 +02:00
parent 5320e45a11
commit 0a88a142c0
1 changed files with 12 additions and 0 deletions
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12
src/PIL/McIdasImagePlugin.py
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@ -21,6 +21,13 @@ import struct
from . import Image, ImageFile from . import Image, ImageFile
branches = {
"1": False,
"2": False,
"3": False,
"4": False,
"5": False,
}
def _accept(prefix: bytes) -> bool: def _accept(prefix: bytes) -> bool:
return prefix[:8] == b"\x00\x00\x00\x00\x00\x00\x00\x04" return prefix[:8] == b"\x00\x00\x00\x00\x00\x00\x00\x04"
@ -40,6 +47,7 @@ class McIdasImageFile(ImageFile.ImageFile):
s = self.fp.read(256) s = self.fp.read(256)
if not _accept(s) or len(s) != 256: if not _accept(s) or len(s) != 256:
branches["1"] = True
msg = "not an McIdas area file" msg = "not an McIdas area file"
raise SyntaxError(msg) raise SyntaxError(msg)
@ -48,16 +56,20 @@ class McIdasImageFile(ImageFile.ImageFile):
# get mode # get mode
if w[11] == 1: if w[11] == 1:
branches["2"] = True
mode = rawmode = "L" mode = rawmode = "L"
elif w[11] == 2: elif w[11] == 2:
branches["3"] = True
# FIXME: add memory map support # FIXME: add memory map support
mode = "I" mode = "I"
rawmode = "I;16B" rawmode = "I;16B"
elif w[11] == 4: elif w[11] == 4:
branches["4"] = True
# FIXME: add memory map support # FIXME: add memory map support
mode = "I" mode = "I"
rawmode = "I;32B" rawmode = "I;32B"
else: else:
branches["5"] = True
msg = "unsupported McIdas format" msg = "unsupported McIdas format"
raise SyntaxError(msg) raise SyntaxError(msg)