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Removed _to_int

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Andrew Murray 2021-06-29 21:08:26 +10:00
parent 90ece137b0
commit 8736a745f4
1 changed files with 7 additions and 16 deletions
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23
src/PIL/IcnsImagePlugin.py
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@ -28,6 +28,7 @@ enable_jpeg2k = features.check_codec("jpg_2000")
if enable_jpeg2k:
from PIL import Jpeg2KImagePlugin
MAGIC = b"icns"
HEADERSIZE = 8
@ -165,7 +166,7 @@ class IcnsFile:
self.dct = dct = {}
self.fobj = fobj
sig, filesize = nextheader(fobj)
if sig != b"icns":
if sig != MAGIC:
raise SyntaxError("not an icns file")
i = HEADERSIZE
while i < filesize:
@ -301,14 +302,6 @@ class IcnsImageFile(ImageFile.ImageFile):
self.load_end()
def _to_int(b):
return (b[0] << 24) | (b[1] << 16) | (b[2] << 8) | b[3]
MAGIC = b"icns"
TOC = b"TOC "
def _save(im, fp, filename):
"""
Saves the image as a series of PNG files,
@ -333,24 +326,22 @@ def _save(im, fp, filename):
entries = []
for index, size in enumerate(sizes):
stream = size_streams[size]
entries.append(
{"type": _to_int(size_str[index]), "size": len(stream), "stream": stream}
)
entries.append({"type": size_str[index], "size": len(stream), "stream": stream})
# Header
fp.write(struct.pack(">i", _to_int(MAGIC)))
fp.write(MAGIC)
fp.write(struct.pack(">i", sum(entry["size"] for entry in entries)))
# TOC
fp.write(struct.pack(">i", _to_int(TOC)))
fp.write(b"TOC ")
fp.write(struct.pack(">i", HEADERSIZE + len(entries) * HEADERSIZE))
for entry in entries:
fp.write(struct.pack(">i", entry["type"]))
fp.write(entry["type"])
fp.write(struct.pack(">i", HEADERSIZE + entry["size"]))
# Data
for entry in entries:
fp.write(struct.pack(">i", entry["type"]))
fp.write(entry["type"])
fp.write(struct.pack(">i", HEADERSIZE + entry["size"]))
fp.write(entry["stream"])