def pre_save_callback(sender, **kwargs):
record = kwargs['instance']
if record.image:
max_width = 500
if record.image.width > max_width or record.image.height > max_width:
f = thumbnail(record.image.file, max_width, max_width)
record.image.save(record.image.name, File(f))
def on_pre_save_post(sender, **kwargs):
post = kwargs['instance']
if post.photo:
max_width = 300
if post.photo.width > max_width or post.photo.height > max_width:
processed_f = thumbnail(post.photo.file, max_width, max_width)
post.photo.save(post.photo.name, File(processed_f), save=False)
def on_pre_save(sender, **kwargs):
post = kwargs["instance"]
if post.image:
max_width = 300
if post.image.width > max_width or post.image.height > max_width:
processed_file = thumbnail(post.image.file, max_width, max_width)
# processed_file = square_image(post.image.file, max_width)
post.image.save(post.image.name, File(processed_file))
def pre_on_post_save(sender, **kwargs):
post = kwargs['instance']
if post.image:
max_width = 300
if post.image.width > max_width or post.image.height > max_width:
processed_file = thumbnail(post.image.file, max_width, max_width)
# processed_file = square_image(post.image.file, max_width)
post.image.save(post.image.name, File(processed_file))
