heckyel/mediagoblin
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Made the image processing use intermediary conversion file.

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This should fix the problem with PIL and the cloudfiles storage system
fighting.
This commit is contained in:
Christopher Allan Webber 2011-11-20 22:03:38 -06:00
parent 2e8fbc8fab
commit 61c5306d24
1 changed files with 22 additions and 8 deletions
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28
mediagoblin/process_media/__init__.py
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@ -118,6 +118,10 @@ def process_image(entry):
Code to process an image
"""
workbench = mgg.workbench_manager.create_workbench()
# Conversions subdirectory to avoid collisions
conversions_subdir = os.path.join(
workbench.dir, 'conversions')
os.mkdir(conversions_subdir)
queued_filepath = entry['queued_media_file']
queued_filename = workbench.localized_file(
@ -133,11 +137,15 @@ def process_image(entry):
thumb.thumbnail(THUMB_SIZE, Image.ANTIALIAS)
thumb_filepath = create_pub_filepath(entry, 'thumbnail' + extension)
thumb_file = mgg.public_store.get_file(thumb_filepath, 'w')
with thumb_file:
# Copy the thumb to the conversion subdir, then remotely.
thumb_filename = 'thumbnail' + extension
thumb_filepath = create_pub_filepath(entry, thumb_filename)
tmp_thumb_filename = os.path.join(
conversions_subdir, thumb_filename)
with file(tmp_thumb_filename, 'w') as thumb_file:
thumb.save(thumb_file)
mgg.public_store.copy_local_to_storage(
tmp_thumb_filename, thumb_filepath)
# If the size of the original file exceeds the specified size of a `medium`
# file, a `medium.jpg` files is created and later associated with the media
@ -148,11 +156,17 @@ def process_image(entry):
if medium.size[0] > MEDIUM_SIZE[0] or medium.size[1] > MEDIUM_SIZE[1]:
medium.thumbnail(MEDIUM_SIZE, Image.ANTIALIAS)
medium_filepath = create_pub_filepath(entry, 'medium' + extension)
medium_file = mgg.public_store.get_file(medium_filepath, 'w')
medium_filename = 'medium' + extension
medium_filepath = create_pub_filepath(entry, medium_filename)
tmp_medium_filename = os.path.join(
conversions_subdir, medium_filename)
with medium_file:
with file(tmp_medium_filename, 'w') as medium_file:
medium.save(medium_file)
mgg.public_store.copy_local_to_storage(
tmp_medium_filename, medium_filepath)
medium_processed = True
# we have to re-read because unlike PIL, not everything reads