Accepting request 1115888 from devel:languages:python:numeric
OBS-URL: https://build.opensuse.org/request/show/1115888 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/python-pyssim?expand=0&rev=5
This commit is contained in:
commit
112eddaa73
@ -1,69 +0,0 @@
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From fa854ac6b4c2a691a418cfac0eb5a2305731576c Mon Sep 17 00:00:00 2001
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From: "adria.labay" <adria.labay@gmail.com>
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Date: Wed, 8 Feb 2023 15:40:36 +0100
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Subject: [PATCH] support numpy 1.20
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---
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ssim/utils.py | 26 ++++++++++++--------------
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1 file changed, 12 insertions(+), 14 deletions(-)
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Index: pyssim-0.5/ssim/utils.py
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===================================================================
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--- pyssim-0.5.orig/ssim/utils.py
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+++ pyssim-0.5/ssim/utils.py
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@@ -2,31 +2,29 @@
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from __future__ import absolute_import
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-import numpy
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-from numpy.ma.core import exp
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+import numpy as np
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import scipy.ndimage
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from ssim.compat import ImageOps
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+
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def convolve_gaussian_2d(image, gaussian_kernel_1d):
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"""Convolve 2d gaussian."""
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- result = scipy.ndimage.filters.correlate1d(
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+ result = scipy.ndimage.correlate1d(
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image, gaussian_kernel_1d, axis=0)
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- result = scipy.ndimage.filters.correlate1d(
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+ return scipy.ndimage.correlate1d(
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result, gaussian_kernel_1d, axis=1)
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- return result
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+
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def get_gaussian_kernel(gaussian_kernel_width=11, gaussian_kernel_sigma=1.5):
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"""Generate a gaussian kernel."""
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# 1D Gaussian kernel definition
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- gaussian_kernel_1d = numpy.ndarray((gaussian_kernel_width))
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- norm_mu = int(gaussian_kernel_width / 2)
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+ gaussian_kernel_1d = np.arange(0, gaussian_kernel_width, 1.)
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+ gaussian_kernel_1d -= gaussian_kernel_width / 2
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+ gaussian_kernel_1d = np.exp(-0.5 * gaussian_kernel_1d**2 /
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+ gaussian_kernel_sigma**2)
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+ return gaussian_kernel_1d / np.sum(gaussian_kernel_1d)
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- # Fill Gaussian kernel
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- for i in range(gaussian_kernel_width):
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- gaussian_kernel_1d[i] = (exp(-(((i - norm_mu) ** 2)) /
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- (2 * (gaussian_kernel_sigma ** 2))))
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- return gaussian_kernel_1d / numpy.sum(gaussian_kernel_1d)
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def to_grayscale(img):
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"""Convert PIL image to numpy grayscale array and numpy alpha array.
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@@ -37,11 +35,11 @@ def to_grayscale(img):
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Returns:
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(gray, alpha): both numpy arrays.
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"""
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- gray = numpy.asarray(ImageOps.grayscale(img)).astype(numpy.float)
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+ gray = np.asarray(ImageOps.grayscale(img)).astype(float)
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imbands = img.getbands()
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alpha = None
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if 'A' in imbands:
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- alpha = numpy.asarray(img.split()[-1]).astype(numpy.float)
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+ alpha = np.asarray(img.split()[-1]).astype(float)
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return gray, alpha
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55
pillow10.patch
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55
pillow10.patch
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@ -0,0 +1,55 @@
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From db4296c12ca9c027eb9cd61b52195a78dfcc6711 Mon Sep 17 00:00:00 2001
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From: Theodore Ni <3806110+tjni@users.noreply.github.com>
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Date: Sun, 27 Aug 2023 11:36:25 -0700
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Subject: [PATCH] Replace Image.ANTIALIAS with Image.LANCZOS
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This adds compatibility with Pillow 10, when ANTIALIAS was removed.
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Meanwhile, LANCZOS has been an alias since Pillow 2.7.0.
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Co-authored-by: emilylange <git@emilylange.de>
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---
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SSIM_CW-SSIM_comparison.ipynb | 8 ++++----
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ssim/ssimlib.py | 2 +-
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2 files changed, 5 insertions(+), 5 deletions(-)
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diff --git a/SSIM_CW-SSIM_comparison.ipynb b/SSIM_CW-SSIM_comparison.ipynb
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index e713ffd..68ea8ce 100644
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--- a/SSIM_CW-SSIM_comparison.ipynb
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+++ b/SSIM_CW-SSIM_comparison.ipynb
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@@ -34,19 +34,19 @@
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"size = (256,256)\n",
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"\n",
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"im = Image.open('test-images/test3-orig.jpg')\n",
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- "im = im.resize(size, Image.ANTIALIAS)\n",
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+ "im = im.resize(size, Image.LANCZOS)\n",
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"\n",
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"# slightly rotated image\n",
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"im_rot = Image.open('test-images/test3-rot.jpg')\n",
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- "im_rot = im_rot.resize(size, Image.ANTIALIAS)\n",
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+ "im_rot = im_rot.resize(size, Image.LANCZOS)\n",
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"\n",
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"# slightly modified lighting conditions\n",
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"im_lig = Image.open('test-images/test3-lig.jpg')\n",
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- "im_lig = im_lig.resize(size, Image.ANTIALIAS)\n",
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+ "im_lig = im_lig.resize(size, Image.LANCZOS)\n",
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"\n",
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"# image cropped\n",
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"im_cro = Image.open('test-images/test3-cro.jpg')\n",
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- "im_cro = im_cro.resize(size, Image.ANTIALIAS)"
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+ "im_cro = im_cro.resize(size, Image.LANCZOS)"
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]
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},
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{
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diff --git a/ssim/ssimlib.py b/ssim/ssimlib.py
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index 693f951..b40a8d4 100644
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--- a/ssim/ssimlib.py
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+++ b/ssim/ssimlib.py
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@@ -45,7 +45,7 @@ def __init__(self, img, gaussian_kernel_1d=None, size=None):
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# Resize image if size is defined and different
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# from original image
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if size and size != self.img.size:
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- self.img = self.img.resize(size, Image.ANTIALIAS)
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+ self.img = self.img.resize(size, Image.LANCZOS)
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# Set the size of the image
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self.size = self.img.size
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@ -1,3 +0,0 @@
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version https://git-lfs.github.com/spec/v1
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oid sha256:438ff84a371f05e443f136ed6cba0afad4dd486038da39b6d0d9d189a80973a4
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size 2263693
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3
pyssim-0.6.tar.gz
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3
pyssim-0.6.tar.gz
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@ -0,0 +1,3 @@
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version https://git-lfs.github.com/spec/v1
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oid sha256:813dfddd42db72c24a450ebc996f726ea2609115ec642d440be5501d5a4bff01
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size 2263609
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@ -1,3 +1,11 @@
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-------------------------------------------------------------------
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Thu Oct 5 08:53:32 UTC 2023 - Markéta Machová <mmachova@suse.com>
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- Update to 0.6
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* support numpy 1.20
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- Drop upstreamed numpy120.patch
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- add upstream pillow10.patch
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-------------------------------------------------------------------
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Mon Mar 6 11:17:51 UTC 2023 - Daniel Garcia <daniel.garcia@suse.com>
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@ -18,7 +18,7 @@
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%global skip_python36 1
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Name: python-pyssim
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Version: 0.5
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Version: 0.6
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Release: 0
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Summary: Structured Similarity Image Metric (SSIM)
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License: MIT
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@ -26,8 +26,8 @@ Group: Development/Languages/Python
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URL: https://github.com/jterrace/pyssim
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Source: https://files.pythonhosted.org/packages/source/p/pyssim/pyssim-%{version}.tar.gz
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Patch0: Pillow-imports.patch
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# PATCH-FIX-UPSTREAM numpy120.patch gh#jterrace/pyssim#44
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Patch1: numpy120.patch
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# PATCH-FIX-UPSTREAM https://github.com/jterrace/pyssim/commit/db4296c12ca9c027eb9cd61b52195a78dfcc6711 Replace Image.ANTIALIAS with Image.LANCZOS
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Patch1: pillow10.patch
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BuildRequires: %{python_module setuptools}
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BuildRequires: fdupes
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BuildRequires: python-rpm-macros
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