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fix: [core] various minor bug fixes.

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Cédric Bonhomme 2022-01-05 00:29:13 +01:00
parent 0a17b29121
commit 1b8d8042b7
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GPG key ID: A1CB94DE57B7A70D
25 changed files with 122 additions and 148 deletions
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2
.builds/debian.yml
View file

@ -39,4 +39,4 @@ tasks:
- typecheck: | - typecheck: |
export PATH="$PATH:/home/build/.local/bin" export PATH="$PATH:/home/build/.local/bin"
cd ${project} cd ${project}
poetry run mypy stegano poetry run mypy .

2
README.md
View file

@ -102,6 +102,6 @@ recommend you to install it in a Python virtual environment with poetry.
This software is licensed under This software is licensed under
[GNU General Public License version 3](https://www.gnu.org/licenses/gpl-3.0.html) [GNU General Public License version 3](https://www.gnu.org/licenses/gpl-3.0.html)
Copyright (C) 2010-2021 [Cédric Bonhomme](https://www.cedricbonhomme.org) Copyright (C) 2010-2022 [Cédric Bonhomme](https://www.cedricbonhomme.org)
For more information, [the list of authors and contributors](CONTRIBUTORS.md) is available. For more information, [the list of authors and contributors](CONTRIBUTORS.md) is available.

10
bin/lsb.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://github.com/cedricbonhomme/Stegano # For more information : https://github.com/cedricbonhomme/Stegano
# #
@ -29,7 +29,7 @@ import argparse
try: try:
from stegano import lsb from stegano import lsb
except: except Exception:
print("Install Stegano: pipx install Stegano") print("Install Stegano: pipx install Stegano")
from stegano import tools from stegano import tools
@ -114,9 +114,9 @@ def main():
arguments = parser.parse_args() arguments = parser.parse_args()
if arguments.command == "hide": if arguments.command == "hide":
if arguments.secret_message != None: if arguments.secret_message is not None:
secret = arguments.secret_message secret = arguments.secret_message
elif arguments.secret_file != None: elif arguments.secret_file is not None:
secret = tools.binary2base64(arguments.secret_file) secret = tools.binary2base64(arguments.secret_file)
img_encoded = lsb.hide( img_encoded = lsb.hide(
@ -132,7 +132,7 @@ def main():
secret = lsb.reveal( secret = lsb.reveal(
arguments.input_image_file, arguments.encoding, int(arguments.shift) arguments.input_image_file, arguments.encoding, int(arguments.shift)
) )
if arguments.secret_binary != None: if arguments.secret_binary is not None:
data = tools.base642binary(secret) data = tools.base642binary(secret)
with open(arguments.secret_binary, "wb") as f: with open(arguments.secret_binary, "wb") as f:
f.write(data) f.write(data)

12
bin/lsbset.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://github.com/cedricbonhomme/Stegano # For more information : https://github.com/cedricbonhomme/Stegano
# #
@ -31,7 +31,7 @@ import crayons
try: try:
from stegano import lsbset from stegano import lsbset
from stegano.lsbset import generators from stegano.lsbset import generators
except: except Exception:
print("Install stegano: pipx install Stegano") print("Install stegano: pipx install Stegano")
from stegano import tools from stegano import tools
@ -175,12 +175,12 @@ def main():
else: else:
generator = getattr(generators, arguments.generator_function[0])() generator = getattr(generators, arguments.generator_function[0])()
except AttributeError as e: except AttributeError:
print("Unknown generator: {}".format(arguments.generator_function)) print("Unknown generator: {}".format(arguments.generator_function))
exit(1) exit(1)
if arguments.command == "hide": if arguments.command == "hide":
if arguments.secret_message != None: if arguments.secret_message is not None:
secret = arguments.secret_message secret = arguments.secret_message
elif arguments.secret_file != "": elif arguments.secret_file != "":
secret = tools.binary2base64(arguments.secret_file) secret = tools.binary2base64(arguments.secret_file)
@ -202,9 +202,9 @@ def main():
except IndexError: except IndexError:
print("Impossible to detect message.") print("Impossible to detect message.")
exit(0) exit(0)
if arguments.secret_binary != None: if arguments.secret_binary is not None:
data = tools.base642binary(secret) data = tools.base642binary(secret)
with open(arguments.secret_binary, "w") as f: with open(arguments.secret_binary, "wb") as f:
f.write(data) f.write(data)
else: else:
print(secret) print(secret)

2
bin/parity.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://github.com/cedricbonhomme/Stegano # For more information : https://github.com/cedricbonhomme/Stegano
# #

2
bin/red.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://github.com/cedricbonhomme/Stegano # For more information : https://github.com/cedricbonhomme/Stegano
# #

2
bin/statistics.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://github.com/cedricbonhomme/Stegano # For more information : https://github.com/cedricbonhomme/Stegano
# #

4
docs/conf.py
View file

@ -11,8 +11,6 @@
# All configuration values have a default; values that are commented out # All configuration values have a default; values that are commented out
# serve to show the default. # serve to show the default.
import sys, os
# If extensions (or modules to document with autodoc) are in another directory, # If extensions (or modules to document with autodoc) are in another directory,
# add these directories to sys.path here. If the directory is relative to the # add these directories to sys.path here. If the directory is relative to the
# documentation root, use os.path.abspath to make it absolute, like shown here. # documentation root, use os.path.abspath to make it absolute, like shown here.
@ -41,7 +39,7 @@ master_doc = "index"
# General information about the project. # General information about the project.
project = u"Stegano" project = u"Stegano"
copyright = u"2010-2021, Cédric Bonhomme" copyright = u"2010-2022, Cédric Bonhomme"
author = "Cédric Bonhomme <cedric@cedricbonhomme.org>" author = "Cédric Bonhomme <cedric@cedricbonhomme.org>"
# The version info for the project you're documenting, acts as replacement for # The version info for the project you're documenting, acts as replacement for

13
mypy.ini
View file

@ -1,13 +0,0 @@
[mypy]
check_untyped_defs = True
ignore_errors = False
ignore_missing_imports = True
strict_optional = True
no_implicit_optional = True
warn_unused_ignores = True
warn_redundant_casts = True
warn_unused_configs = True
warn_unreachable = True
show_error_context = True
pretty = True

134
poetry.lock generated
View file

@ -27,7 +27,7 @@ python-versions = "*"
[[package]] [[package]]
name = "charset-normalizer" name = "charset-normalizer"
version = "2.0.8" version = "2.0.10"
description = "The Real First Universal Charset Detector. Open, modern and actively maintained alternative to Chardet." description = "The Real First Universal Charset Detector. Open, modern and actively maintained alternative to Chardet."
category = "dev" category = "dev"
optional = false optional = false
@ -176,22 +176,27 @@ dev = ["Sphinx (>=1.6.5)", "sphinx-rtd-theme", "mock", "coverage"]
[[package]] [[package]]
name = "numpy" name = "numpy"
version = "1.21.4" version = "1.22.0"
description = "NumPy is the fundamental package for array computing with Python." description = "NumPy is the fundamental package for array computing with Python."
category = "main" category = "main"
optional = false optional = false
python-versions = ">=3.7,<3.11" python-versions = ">=3.8"
[[package]] [[package]]
name = "opencv-python" name = "opencv-python"
version = "4.5.4.60" version = "4.5.5.62"
description = "Wrapper package for OpenCV python bindings." description = "Wrapper package for OpenCV python bindings."
category = "main" category = "main"
optional = false optional = false
python-versions = ">=3.6" python-versions = ">=3.6"
[package.dependencies] [package.dependencies]
numpy = ">=1.21.2" numpy = [
{version = ">=1.21.2", markers = "python_version >= \"3.10\" or python_version >= \"3.6\" and platform_system == \"Darwin\" and platform_machine == \"arm64\""},
{version = ">=1.19.3", markers = "python_version >= \"3.6\" and platform_system == \"Linux\" and platform_machine == \"aarch64\" or python_version >= \"3.9\""},
{version = ">=1.14.5", markers = "python_version >= \"3.7\""},
{version = ">=1.17.3", markers = "python_version >= \"3.8\""},
]
[[package]] [[package]]
name = "packaging" name = "packaging"
@ -238,7 +243,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
[[package]] [[package]]
name = "pygments" name = "pygments"
version = "2.10.0" version = "2.11.1"
description = "Pygments is a syntax highlighting package written in Python." description = "Pygments is a syntax highlighting package written in Python."
category = "dev" category = "dev"
optional = false optional = false
@ -265,7 +270,7 @@ python-versions = "*"
[[package]] [[package]]
name = "requests" name = "requests"
version = "2.26.0" version = "2.27.0"
description = "Python HTTP for Humans." description = "Python HTTP for Humans."
category = "dev" category = "dev"
optional = false optional = false
@ -299,7 +304,7 @@ python-versions = "*"
[[package]] [[package]]
name = "sphinx" name = "sphinx"
version = "4.3.1" version = "4.3.2"
description = "Python documentation generator" description = "Python documentation generator"
category = "dev" category = "dev"
optional = false optional = false
@ -325,7 +330,7 @@ sphinxcontrib-serializinghtml = ">=1.1.5"
[package.extras] [package.extras]
docs = ["sphinxcontrib-websupport"] docs = ["sphinxcontrib-websupport"]
lint = ["flake8 (>=3.5.0)", "isort", "mypy (>=0.900)", "docutils-stubs", "types-typed-ast", "types-pkg-resources", "types-requests"] lint = ["flake8 (>=3.5.0)", "isort", "mypy (>=0.920)", "docutils-stubs", "types-typed-ast", "types-pkg-resources", "types-requests"]
test = ["pytest", "pytest-cov", "html5lib", "cython", "typed-ast"] test = ["pytest", "pytest-cov", "html5lib", "cython", "typed-ast"]
[[package]] [[package]]
@ -409,7 +414,7 @@ python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
[[package]] [[package]]
name = "typing-extensions" name = "typing-extensions"
version = "4.0.0" version = "4.0.1"
description = "Backported and Experimental Type Hints for Python 3.6+" description = "Backported and Experimental Type Hints for Python 3.6+"
category = "dev" category = "dev"
optional = false optional = false
@ -447,8 +452,8 @@ certifi = [
{file = "certifi-2021.10.8.tar.gz", hash = "sha256:78884e7c1d4b00ce3cea67b44566851c4343c120abd683433ce934a68ea58872"}, {file = "certifi-2021.10.8.tar.gz", hash = "sha256:78884e7c1d4b00ce3cea67b44566851c4343c120abd683433ce934a68ea58872"},
] ]
charset-normalizer = [ charset-normalizer = [
{file = "charset-normalizer-2.0.8.tar.gz", hash = "sha256:735e240d9a8506778cd7a453d97e817e536bb1fc29f4f6961ce297b9c7a917b0"}, {file = "charset-normalizer-2.0.10.tar.gz", hash = "sha256:876d180e9d7432c5d1dfd4c5d26b72f099d503e8fcc0feb7532c9289be60fcbd"},
{file = "charset_normalizer-2.0.8-py3-none-any.whl", hash = "sha256:83fcdeb225499d6344c8f7f34684c2981270beacc32ede2e669e94f7fa544405"}, {file = "charset_normalizer-2.0.10-py3-none-any.whl", hash = "sha256:cb957888737fc0bbcd78e3df769addb41fd1ff8cf950dc9e7ad7793f1bf44455"},
] ]
colorama = [ colorama = [
{file = "colorama-0.4.4-py2.py3-none-any.whl", hash = "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"}, {file = "colorama-0.4.4-py2.py3-none-any.whl", hash = "sha256:9f47eda37229f68eee03b24b9748937c7dc3868f906e8ba69fbcbdd3bc5dc3e2"},
@ -621,68 +626,37 @@ nose2 = [
{file = "nose2-0.10.0.tar.gz", hash = "sha256:886ba617a96de0130c54b24479bd5c2d74d5c940d40f3809c3a275511a0c4a60"}, {file = "nose2-0.10.0.tar.gz", hash = "sha256:886ba617a96de0130c54b24479bd5c2d74d5c940d40f3809c3a275511a0c4a60"},
] ]
numpy = [ numpy = [
{file = "numpy-1.21.4-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:8890b3360f345e8360133bc078d2dacc2843b6ee6059b568781b15b97acbe39f"}, {file = "numpy-1.22.0-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:3d22662b4b10112c545c91a0741f2436f8ca979ab3d69d03d19322aa970f9695"},
{file = "numpy-1.21.4-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:69077388c5a4b997442b843dbdc3a85b420fb693ec8e33020bb24d647c164fa5"}, {file = "numpy-1.22.0-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:11a1f3816ea82eed4178102c56281782690ab5993251fdfd75039aad4d20385f"},
{file = "numpy-1.21.4-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:e89717274b41ebd568cd7943fc9418eeb49b1785b66031bc8a7f6300463c5898"}, {file = "numpy-1.22.0-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:5dc65644f75a4c2970f21394ad8bea1a844104f0fe01f278631be1c7eae27226"},
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] ]
packaging = [ packaging = [
{file = "packaging-21.3-py3-none-any.whl", hash = "sha256:ef103e05f519cdc783ae24ea4e2e0f508a9c99b2d4969652eed6a2e1ea5bd522"}, {file = "packaging-21.3-py3-none-any.whl", hash = "sha256:ef103e05f519cdc783ae24ea4e2e0f508a9c99b2d4969652eed6a2e1ea5bd522"},
@ -744,8 +718,8 @@ pyflakes = [
{file = "pyflakes-2.4.0.tar.gz", hash = "sha256:05a85c2872edf37a4ed30b0cce2f6093e1d0581f8c19d7393122da7e25b2b24c"}, {file = "pyflakes-2.4.0.tar.gz", hash = "sha256:05a85c2872edf37a4ed30b0cce2f6093e1d0581f8c19d7393122da7e25b2b24c"},
] ]
pygments = [ pygments = [
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{file = "Pygments-2.10.0.tar.gz", hash = "sha256:f398865f7eb6874156579fdf36bc840a03cab64d1cde9e93d68f46a425ec52c6"}, {file = "Pygments-2.11.1.tar.gz", hash = "sha256:59b895e326f0fb0d733fd28c6839bd18ad0687ba20efc26d4277fd1d30b971f4"},
] ]
pyparsing = [ pyparsing = [
{file = "pyparsing-3.0.6-py3-none-any.whl", hash = "sha256:04ff808a5b90911829c55c4e26f75fa5ca8a2f5f36aa3a51f68e27033341d3e4"}, {file = "pyparsing-3.0.6-py3-none-any.whl", hash = "sha256:04ff808a5b90911829c55c4e26f75fa5ca8a2f5f36aa3a51f68e27033341d3e4"},
@ -756,8 +730,8 @@ pytz = [
{file = "pytz-2021.3.tar.gz", hash = "sha256:acad2d8b20a1af07d4e4c9d2e9285c5ed9104354062f275f3fcd88dcef4f1326"}, {file = "pytz-2021.3.tar.gz", hash = "sha256:acad2d8b20a1af07d4e4c9d2e9285c5ed9104354062f275f3fcd88dcef4f1326"},
] ]
requests = [ requests = [
{file = "requests-2.26.0-py2.py3-none-any.whl", hash = "sha256:6c1246513ecd5ecd4528a0906f910e8f0f9c6b8ec72030dc9fd154dc1a6efd24"}, {file = "requests-2.27.0-py2.py3-none-any.whl", hash = "sha256:f71a09d7feba4a6b64ffd8e9d9bc60f9bf7d7e19fd0e04362acb1cfc2e3d98df"},
{file = "requests-2.26.0.tar.gz", hash = "sha256:b8aa58f8cf793ffd8782d3d8cb19e66ef36f7aba4353eec859e74678b01b07a7"}, {file = "requests-2.27.0.tar.gz", hash = "sha256:8e5643905bf20a308e25e4c1dd379117c09000bf8a82ebccc462cfb1b34a16b5"},
] ]
six = [ six = [
{file = "six-1.16.0-py2.py3-none-any.whl", hash = "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"}, {file = "six-1.16.0-py2.py3-none-any.whl", hash = "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"},
@ -768,8 +742,8 @@ snowballstemmer = [
{file = "snowballstemmer-2.2.0.tar.gz", hash = "sha256:09b16deb8547d3412ad7b590689584cd0fe25ec8db3be37788be3810cbf19cb1"}, {file = "snowballstemmer-2.2.0.tar.gz", hash = "sha256:09b16deb8547d3412ad7b590689584cd0fe25ec8db3be37788be3810cbf19cb1"},
] ]
sphinx = [ sphinx = [
{file = "Sphinx-4.3.1-py3-none-any.whl", hash = "sha256:048dac56039a5713f47a554589dc98a442b39226a2b9ed7f82797fcb2fe9253f"}, {file = "Sphinx-4.3.2-py3-none-any.whl", hash = "sha256:6a11ea5dd0bdb197f9c2abc2e0ce73e01340464feaece525e64036546d24c851"},
{file = "Sphinx-4.3.1.tar.gz", hash = "sha256:32a5b3e9a1b176cc25ed048557d4d3d01af635e6b76c5bc7a43b0a34447fbd45"}, {file = "Sphinx-4.3.2.tar.gz", hash = "sha256:0a8836751a68306b3fe97ecbe44db786f8479c3bf4b80e3a7f5c838657b4698c"},
] ]
sphinxcontrib-applehelp = [ sphinxcontrib-applehelp = [
{file = "sphinxcontrib-applehelp-1.0.2.tar.gz", hash = "sha256:a072735ec80e7675e3f432fcae8610ecf509c5f1869d17e2eecff44389cdbc58"}, {file = "sphinxcontrib-applehelp-1.0.2.tar.gz", hash = "sha256:a072735ec80e7675e3f432fcae8610ecf509c5f1869d17e2eecff44389cdbc58"},
@ -800,8 +774,8 @@ toml = [
{file = "toml-0.10.2.tar.gz", hash = "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"}, {file = "toml-0.10.2.tar.gz", hash = "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"},
] ]
typing-extensions = [ typing-extensions = [
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{file = "typing_extensions-4.0.0.tar.gz", hash = "sha256:2cdf80e4e04866a9b3689a51869016d36db0814d84b8d8a568d22781d45d27ed"}, {file = "typing_extensions-4.0.1.tar.gz", hash = "sha256:4ca091dea149f945ec56afb48dae714f21e8692ef22a395223bcd328961b6a0e"},
] ]
urllib3 = [ urllib3 = [
{file = "urllib3-1.26.7-py2.py3-none-any.whl", hash = "sha256:c4fdf4019605b6e5423637e01bc9fe4daef873709a7973e195ceba0a62bbc844"}, {file = "urllib3-1.26.7-py2.py3-none-any.whl", hash = "sha256:c4fdf4019605b6e5423637e01bc9fe4daef873709a7973e195ceba0a62bbc844"},

17
pyproject.toml
View file

@ -59,3 +59,20 @@ Sphinx = "^4.2.0"
[build-system] [build-system]
requires = ["poetry>=0.12"] requires = ["poetry>=0.12"]
build-backend = "poetry.masonry.api" build-backend = "poetry.masonry.api"
[tool.mypy]
python_version = "3.10"
check_untyped_defs = true
ignore_errors = false
ignore_missing_imports = true
strict_optional = true
no_implicit_optional = true
warn_unused_ignores = true
warn_redundant_casts = true
warn_unused_configs = true
warn_unreachable = true
show_error_context = true
pretty = true
exclude = "build|dist|docs|stegano.egg-info"

2
stegano/exifHeader/exifHeader.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

2
stegano/lsb/lsb.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

30
stegano/lsbset/generators.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #
@ -29,12 +29,11 @@ import itertools
import cv2 import cv2
import numpy as np import numpy as np
import math import math
from typing import Dict, Iterator, List, Any from typing import Dict, Iterator, List, Any, Union
def identity() -> Iterator[int]: def identity() -> Iterator[int]:
"""f(x) = x """f(x) = x"""
"""
n = 0 n = 0
while True: while True:
yield n yield n
@ -110,8 +109,7 @@ def carmichael() -> Iterator[int]:
def ackermann_slow(m: int, n: int) -> int: def ackermann_slow(m: int, n: int) -> int:
"""Ackermann number. """Ackermann number."""
"""
if m == 0: if m == 0:
return n + 1 return n + 1
elif n == 0: elif n == 0:
@ -121,8 +119,7 @@ def ackermann_slow(m: int, n: int) -> int:
def ackermann_naive(m: int) -> Iterator[int]: def ackermann_naive(m: int) -> Iterator[int]:
"""Naive Ackermann encapsulated in a generator. """Naive Ackermann encapsulated in a generator."""
"""
n = 0 n = 0
while True: while True:
yield ackermann_slow(m, n) yield ackermann_slow(m, n)
@ -130,8 +127,7 @@ def ackermann_naive(m: int) -> Iterator[int]:
def ackermann_fast(m: int, n: int) -> int: def ackermann_fast(m: int, n: int) -> int:
"""Ackermann number. """Ackermann number."""
"""
while m >= 4: while m >= 4:
if n == 0: if n == 0:
n = 1 n = 1
@ -149,8 +145,7 @@ def ackermann_fast(m: int, n: int) -> int:
def ackermann(m: int) -> Iterator[int]: def ackermann(m: int) -> Iterator[int]:
"""Ackermann encapsulated in a generator. """Ackermann encapsulated in a generator."""
"""
n = 0 n = 0
while True: while True:
yield ackermann_fast(m, n) yield ackermann_fast(m, n)
@ -168,8 +163,7 @@ def fibonacci() -> Iterator[int]:
def log_gen() -> Iterator[int]: def log_gen() -> Iterator[int]:
"""Logarithmic generator. """Logarithmic generator."""
"""
y = 1 y = 1
while True: while True:
adder = max(1, math.pow(10, int(math.log10(y)))) adder = max(1, math.pow(10, int(math.log10(y))))
@ -246,13 +240,15 @@ def shi_tomashi(
""" """
image = cv2.imread(image_path) image = cv2.imread(image_path)
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY) gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
corners: np.signedinteger[Any] = cv2.goodFeaturesToTrack( corners: np.ndarray = cv2.goodFeaturesToTrack(
gray, max_corners, quality, min_distance gray, max_corners, quality, min_distance
) )
corners = np.int0(corners) corners_int: np.ndarray[Any, np.dtype[np.signedinteger[Any]]] = np.array(
np.int0(corners)
)
i = 0 i = 0
while True: while True:
x, y = corners[i].ravel() x, y = corners_int[i].ravel()
# Compute the pixel number with top left of image as origin # Compute the pixel number with top left of image as origin
# using coordinates of the corner. # using coordinates of the corner.
# (y * number of pixels a row) + pixels left in last row # (y * number of pixels a row) + pixels left in last row

2
stegano/lsbset/lsbset.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

2
stegano/red/red.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stéganô is a basic Python Steganography module. # Stegano - Stéganô is a basic Python Steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

2
stegano/steganalysis/parity.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

2
stegano/steganalysis/statistics.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

2
stegano/tools.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

2
tests/test_exifHeader.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

10
tests/test_generators.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #
@ -183,7 +183,7 @@ class TestGenerators(unittest.TestCase):
@staticmethod @staticmethod
def shi_tomashi_reconfigure( def shi_tomashi_reconfigure(
file_name: str, file_name: str,
corners: int = 1000, max_corners: int = 1000,
quality: float = 0.001, quality: float = 0.001,
min_distance: int = 10, min_distance: int = 10,
): ):
@ -192,8 +192,10 @@ class TestGenerators(unittest.TestCase):
""" """
image = cv2.imread(file_name) image = cv2.imread(file_name)
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY) gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
corners = cv2.goodFeaturesToTrack(gray, corners, quality, min_distance) corners = cv2.goodFeaturesToTrack(gray, max_corners, quality, min_distance)
corners = np.int0(corners) # Commented because min_distance argument of generators.shi_tomashi is now set
# to 10.0:
# corners = np.int0(corners)
corners = corners.reshape(corners.shape[0], -1) corners = corners.reshape(corners.shape[0], -1)
np.savetxt("tests/expected-results/shi_tomashi.txt", corners) np.savetxt("tests/expected-results/shi_tomashi.txt", corners)

2
tests/test_lsb.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

8
tests/test_lsbset.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #
@ -20,9 +20,9 @@
# along with this program. If not, see <http://www.gnu.org/licenses/> # along with this program. If not, see <http://www.gnu.org/licenses/>
__author__ = "Cedric Bonhomme" __author__ = "Cedric Bonhomme"
__version__ = "$Revision: 0.5 $" __version__ = "$Revision: 0.6 $"
__date__ = "$Date: 2016/04/13 $" __date__ = "$Date: 2016/04/13 $"
__revision__ = "$Date: 2021/11/29 $" __revision__ = "$Date: 2022/01/04 $"
__license__ = "GPLv3" __license__ = "GPLv3"
import io import io
@ -193,7 +193,7 @@ class TestLSBSet(unittest.TestCase):
lsbset.hide( lsbset.hide(
"./tests/sample-files/Lenna.png", "./tests/sample-files/Lenna.png",
message_to_hide, message_to_hide,
generators.eratosthene(), generators.eratosthene(), # type: ignore
) )
def tearDown(self): def tearDown(self):

2
tests/test_red.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #

2
tests/test_tools.py
View file

@ -2,7 +2,7 @@
# -*- coding: utf-8 -*- # -*- coding: utf-8 -*-
# Stegano - Stegano is a pure Python steganography module. # Stegano - Stegano is a pure Python steganography module.
# Copyright (C) 2010-2021 Cédric Bonhomme - https://www.cedricbonhomme.org # Copyright (C) 2010-2022 Cédric Bonhomme - https://www.cedricbonhomme.org
# #
# For more information : https://git.sr.ht/~cedric/stegano # For more information : https://git.sr.ht/~cedric/stegano
# #