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Handle PIL images in any mode by converting to RGBA

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Kovid Goyal 2024-02-09 12:16:52 +05:30
parent 8db9707e2e
commit dc1daee516
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1 changed files with 2 additions and 4 deletions
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src/calibre/utils/img.py
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@ -694,9 +694,6 @@ def convert_PIL_image_to_pixmap(im, device_pixel_ratio=1.0):
if im.mode == "RGBA": if im.mode == "RGBA":
fmt = QImage.Format.Format_RGBA8888 fmt = QImage.Format.Format_RGBA8888
data = im.tobytes("raw", "RGBA") data = im.tobytes("raw", "RGBA")
elif im.mode in ("RGB", "CMYK"):
fmt = QImage.Format.Format_RGBX8888
data = im.convert("RGBA").tobytes("raw", "RGBA")
elif im.mode == "1": elif im.mode == "1":
fmt = QImage.Format.Format_Mono fmt = QImage.Format.Format_Mono
elif im.mode == "L": elif im.mode == "L":
@ -710,7 +707,8 @@ def convert_PIL_image_to_pixmap(im, device_pixel_ratio=1.0):
im = im.point(lambda i: i * 256) im = im.point(lambda i: i * 256)
fmt = QImage.Format.Format_Grayscale16 fmt = QImage.Format.Format_Grayscale16
else: else:
raise ValueError(f"unsupported image mode {repr(im.mode)}") fmt = QImage.Format.Format_RGBX8888
data = im.convert("RGBA").tobytes("raw", "RGBA")
size = im.size size = im.size
data = data or align8to32(im.tobytes(), size[0], im.mode) data = data or align8to32(im.tobytes(), size[0], im.mode)