From 9327e01c60b114286f5a142552aae60843029a48 Mon Sep 17 00:00:00 2001 From: luxagraf Date: Sat, 14 Aug 2021 09:39:08 -0400 Subject: initial commit --- app/media/resize.py | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 app/media/resize.py (limited to 'app/media/resize.py') diff --git a/app/media/resize.py b/app/media/resize.py new file mode 100644 index 0000000..13c0151 --- /dev/null +++ b/app/media/resize.py @@ -0,0 +1,53 @@ +import os +import io + +from django.conf import settings + +try: + import Image + import ImageFile +except ImportError: + try: + from PIL import Image + from PIL import ImageFile + except ImportError: + raise ImportError("Could not import the Python Imaging Library.") + +ImageFile.MAXBLOCK = 1000000 + + +def make_local_copies(self,photo): + orig_dir = settings.IMAGES_ROOT + '/flickr/full/' + photo.pub_date.strftime("%Y") + if not os.path.isdir(orig_dir): + os.makedirs(orig_dir) + im = io.StringIO(fname.read().decode('UTF-8')) # constructs a StringIO holding the image + img = Image.open(im) + local_full = '%s/%s.jpg' % (orig_dir, photo.flickr_id) + img.save(local_full) + + #calculate crop: + cur_width, cur_height = img.size + new_width, new_height = 291, 350 + ratio = max(float(new_width) / cur_width, float(new_height) / cur_height) + x = (cur_width * ratio) + y = (cur_height * ratio) + xd = abs(new_width - x) + yd = abs(new_height - y) + x_diff = int(xd / 2) + y_diff = int(yd / 2) + box = (int(x_diff), int(y_diff), int(x_diff + new_width), int(y_diff + new_height)) + + # create resized file + resized = img.resize((int(x), int(y)), Image.ANTIALIAS).crop(box) + # save resized file + resized_filename = '%s/%s.jpg' % (crop_dir, set.id) + try: + if img.format == 'JPEG': + resized.save(resized_filename, 'JPEG', quality=95, optimize=True) + else: + resized.save(resized_filename) + except IOError as e: + if os.path.isfile(resized_filename): + os.unlink(resized_filename) + raise e + os.unlink(img) -- cgit v1.2.3-70-g09d2