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convert images to jpeg only

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lelo 2025-03-31 09:11:21 +00:00
parent b8d760047e
commit f57db40e4f
1 changed files with 12 additions and 6 deletions
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18
app.py
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@ -222,12 +222,18 @@ def serve_file(subpath):
# Image processing branch (with caching) # Image processing branch (with caching)
try: try:
with Image.open(full_path) as img: with Image.open(full_path) as img:
img.thumbnail((1200, 1200)) img.thumbnail((1920, 1920))
img_bytes = io.BytesIO() if img.mode in ("RGBA", "P"):
img.save(img_bytes, format='PNG', quality=85) img = img.convert("RGB")
img_bytes = img_bytes.getvalue() output_format = 'JPEG'
cache.set(subpath, (img_bytes, mime)) output_mime = 'image/jpeg'
response = send_file(io.BytesIO(img_bytes), mimetype=mime, conditional=True) save_kwargs = {'quality': 85}
img_bytes_io = io.BytesIO()
img.save(img_bytes_io, format=output_format, **save_kwargs)
thumb_bytes = img_bytes_io.getvalue()
cache.set(subpath, (thumb_bytes, output_mime))
response = send_file(io.BytesIO(thumb_bytes), mimetype=output_mime, conditional=True)
except Exception as e: except Exception as e:
app.logger.error(f"Image processing failed for {subpath}: {e}") app.logger.error(f"Image processing failed for {subpath}: {e}")
abort(500) abort(500)