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Fix split fdAT chunk sequence error

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Peter Rowlands 2019-12-02 14:40:53 +09:00 committed by Andrew Murray
parent 66c84f258b
commit 9f4716ff30
1 changed files with 4 additions and 2 deletions
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6
src/PIL/PngImagePlugin.py
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@ -1004,6 +1004,7 @@ class _fdat:
def write(self, data): def write(self, data):
self.chunk(self.fp, b"fdAT", o32(self.seq_num), data) self.chunk(self.fp, b"fdAT", o32(self.seq_num), data)
self.seq_num += 1
def _write_multiple_frames(im, fp, chunk, rawmode): def _write_multiple_frames(im, fp, chunk, rawmode):
@ -1120,12 +1121,13 @@ def _write_multiple_frames(im, fp, chunk, rawmode):
[("zip", (0, 0) + im_frame.size, 0, rawmode)], [("zip", (0, 0) + im_frame.size, 0, rawmode)],
) )
else: else:
fdat_chunks = _fdat(fp, chunk, seq_num)
ImageFile._save( ImageFile._save(
im_frame, im_frame,
_fdat(fp, chunk, seq_num), fdat_chunks,
[("zip", (0, 0) + im_frame.size, 0, rawmode)], [("zip", (0, 0) + im_frame.size, 0, rawmode)],
) )
seq_num += 1 seq_num = fdat_chunks.seq_num
def _save_all(im, fp, filename): def _save_all(im, fp, filename):