Title

commit de19155021bd383cb9d66bc4635cd3f00b7b2829 Author: Tyrion <1216776075@qq.com> Date: Fri Jul 22 11:26:34 2022 +0800 Initial commit diff --git a/.idea/.gitignore b/.idea/.gitignore new file mode 100644 index 0000000..35410ca --- /dev/null +++ b/.idea/.gitignore @@ -0,0 +1,8 @@ +# 默认忽略的文件 +/shelf/ +/workspace.xml +# 基于编辑器的 HTTP 客户端请求 +/httpRequests/ +# Datasource local storage ignored files +/dataSources/ +/dataSources.local.xml diff --git a/.idea/djangoProject.iml b/.idea/djangoProject.iml new file mode 100644 index 0000000..4b6174d --- /dev/null +++ b/.idea/djangoProject.iml @@ -0,0 +1,32 @@ + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/.idea/inspectionProfiles/profiles_settings.xml b/.idea/inspectionProfiles/profiles_settings.xml new file mode 100644 index 0000000..105ce2d --- /dev/null +++ b/.idea/inspectionProfiles/profiles_settings.xml @@ -0,0 +1,6 @@ + + + + \ No newline at end of file diff --git a/.idea/jsLibraryMappings.xml b/.idea/jsLibraryMappings.xml new file mode 100644 index 0000000..20eefa1 --- /dev/null +++ b/.idea/jsLibraryMappings.xml @@ -0,0 +1,7 @@ + + + + + + + \ No newline at end of file diff --git a/.idea/misc.xml b/.idea/misc.xml new file mode 100644 index 0000000..6a48157 --- /dev/null +++ b/.idea/misc.xml @@ -0,0 +1,4 @@ + + + + \ No newline at end of file diff --git a/.idea/modules.xml b/.idea/modules.xml new file mode 100644 index 0000000..5abfc21 --- /dev/null +++ b/.idea/modules.xml @@ -0,0 +1,8 @@ + + + + + + + + \ No newline at end of file diff --git a/db.sqlite3 b/db.sqlite3 new file mode 100644 index 0000000..e69de29 diff --git a/djangoProject/__init__.py b/djangoProject/__init__.py new file mode 100644 index 0000000..e69de29 diff --git a/djangoProject/asgi.py b/djangoProject/asgi.py new file mode 100644 index 0000000..a02c55c --- /dev/null +++ b/djangoProject/asgi.py @@ -0,0 +1,16 @@ +""" +ASGI config for djangoProject project. + +It exposes the ASGI callable as a module-level variable named ``application``. + +For more information on this file, see +https://docs.djangoproject.com/en/4.0/howto/deployment/asgi/ +""" + +import os + +from django.core.asgi import get_asgi_application + +os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'djangoProject.settings') + +application = get_asgi_application() diff --git a/djangoProject/settings.py b/djangoProject/settings.py new file mode 100644 index 0000000..c688a85 --- /dev/null +++ b/djangoProject/settings.py @@ -0,0 +1,129 @@ +""" +Django settings for djangoProject project. + +Generated by 'django-admin startproject' using Django 4.0.6. + +For more information on this file, see +https://docs.djangoproject.com/en/4.0/topics/settings/ + +For the full list of settings and their values, see +https://docs.djangoproject.com/en/4.0/ref/settings/ +""" +import os +from pathlib import Path + +# Build paths inside the project like this: BASE_DIR / 'subdir'. +BASE_DIR = Path(__file__).resolve().parent.parent + + +# Quick-start development settings - unsuitable for production +# See https://docs.djangoproject.com/en/4.0/howto/deployment/checklist/ + +# SECURITY WARNING: keep the secret key used in production secret! +SECRET_KEY = 'django-insecure-ya9!!nl84l$a#)ez8np*9k4=y0vq8qv+dm)f+pub3x48^e7am&' + +# SECURITY WARNING: don't run with debug turned on in production! +DEBUG = True + +ALLOWED_HOSTS = [] + + +# Application definition + +INSTALLED_APPS = [ + 'django.contrib.admin', + 'django.contrib.auth', + 'django.contrib.contenttypes', + 'django.contrib.sessions', + 'django.contrib.messages', + 'django.contrib.staticfiles', +] + +MIDDLEWARE = [ + 'django.middleware.security.SecurityMiddleware', + 'django.contrib.sessions.middleware.SessionMiddleware', + 'django.middleware.common.CommonMiddleware', + 'django.middleware.csrf.CsrfViewMiddleware', + 'django.contrib.auth.middleware.AuthenticationMiddleware', + 'django.contrib.messages.middleware.MessageMiddleware', + 'django.middleware.clickjacking.XFrameOptionsMiddleware', +] + +ROOT_URLCONF = 'djangoProject.urls' + +TEMPLATES = [ + { + 'BACKEND': 'django.template.backends.django.DjangoTemplates', + 'DIRS': [BASE_DIR / 'templates'] + , + 'APP_DIRS': True, + 'OPTIONS': { + 'context_processors': [ + 'django.template.context_processors.debug', + 'django.template.context_processors.request', + 'django.contrib.auth.context_processors.auth', + 'django.contrib.messages.context_processors.messages', + ], + }, + }, +] + +WSGI_APPLICATION = 'djangoProject.wsgi.application' + + +# Database +# https://docs.djangoproject.com/en/4.0/ref/settings/#databases + +DATABASES = { + 'default': { + 'ENGINE': 'django.db.backends.sqlite3', + 'NAME': BASE_DIR / 'db.sqlite3', + } +} + + +# Password validation +# https://docs.djangoproject.com/en/4.0/ref/settings/#auth-password-validators + +AUTH_PASSWORD_VALIDATORS = [ + { + 'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator', + }, + { + 'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator', + }, + { + 'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator', + }, + { + 'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator', + }, +] + + +# Internationalization +# https://docs.djangoproject.com/en/4.0/topics/i18n/ + +LANGUAGE_CODE = 'en-us' + +TIME_ZONE = 'UTC' + +USE_I18N = True + +USE_TZ = True + + +# Static files (CSS, JavaScript, Images) +# https://docs.djangoproject.com/en/4.0/howto/static-files/ + +STATIC_URL = 'static/' + +# Default primary key field type +# https://docs.djangoproject.com/en/4.0/ref/settings/#default-auto-field + +DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField' + +STATICFILES_DIRS = [ + os.path.join(BASE_DIR, 'static'), +] +MEDIA_ROOT = os.path.join(BASE_DIR, 'static/media') diff --git a/djangoProject/urls.py b/djangoProject/urls.py new file mode 100644 index 0000000..c26b285 --- /dev/null +++ b/djangoProject/urls.py @@ -0,0 +1,52 @@ +"""djangoProject URL Configuration + +The `urlpatterns` list routes URLs to views. For more information please see: + https://docs.djangoproject.com/en/4.0/topics/http/urls/ +Examples: +Function views + 1. Add an import: from my_app import views + 2. Add a URL to urlpatterns: path('', views.home, name='home') +Class-based views + 1. Add an import: from other_app.views import Home + 2. Add a URL to urlpatterns: path('', Home.as_view(), name='home') +Including another URLconf + 1. Import the include() function: from django.urls import include, path + 2. Add a URL to urlpatterns: path('blog/', include('blog.urls')) +""" +from django.contrib import admin +from django.urls import path +from . import views + +urlpatterns = [ + path('', views.to_img_load), + path('histogram/', views.histogram), + path('greyHistogram/', views.greyHistogram), + path('colorHistogram/', views.colorHistogram), + path('piecewiseLinearProcessing/', views.piecewiseLinearProcessing), + path('enlarge/', views.enlarge), + path('move/', views.move), + path('spin/', views.spin), + path('horizontalFlip/', views.horizontalFlip), + path('verticalFlip/', views.verticalFlip), + path('crossFlip/', views.crossFlip), + path('affineTransformation/', views.affineTransformation), + path('enhance/', views.enhance), + path('robs/', views.robs), + path('sob/', views.sob), + path('lap/', views.lap), + path('log/', views.log), + path('cny/', views.cny), + path('MeanFilter/', views.MeanFilter), + path('MedFilter/', views.MedFilter), + path('HoughLineChange/', views.HoughLineChange), + path('erode/', views.erode), + path('dialate/', views.dialate), + path('sp_noise/', views.sp_noise), + path('gasuss_noise/', views.gasuss_noise), + path('highPassFilter/', views.highPassFilter), + path('IdealLowPassFiltering/', views.IdealLowPassFiltering), + path('butterworth_low_filter/', views.butterworth_low_filter), + path('IdealHighPassFiltering/', views.IdealHighPassFiltering), + path('butterworth_high_filter/', views.butterworth_high_filter), + path('sharpen/', views.sharpen) +] diff --git a/djangoProject/views.py b/djangoProject/views.py new file mode 100644 index 0000000..45fd66e --- /dev/null +++ b/djangoProject/views.py @@ -0,0 +1,938 @@ +import base64 +import random +from tkinter import Image +import numpy as np +import cv2 +import sys +import cv2 as cv +import matplotlib.pyplot as plt +import numpy as np +from PIL import Image +from django.http import HttpResponse, JsonResponse +from django.shortcuts import render +from matplotlib import pyplot as plt + + +from djangoProject import settings + + +# 主页面 +def to_img_load(request): + return render(request, 'upload.html') + + +# 绘制直方图 +def histogram(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + print(name) + path = settings.MEDIA_ROOT + '/' + image.name + with open(path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(path) + color = ('b', 'g', 'r') + for i, col in enumerate(color): + hist = cv2.calcHist([img], [i], None, [256], [0, 256]) + plt.plot(hist, color=col) + plt.xlim([0, 256]) + plt.savefig(path) + try: + data = {'state': 'static/media/'+name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 灰度直方图 +def greyHistogram(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + image.name + print(img_path) + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img_PIL = Image.open(img_path) + img = np.array(img_PIL) + img_gray = cv.cvtColor(img, cv.COLOR_RGB2GRAY) + hist = cv.calcHist([img_gray], [0], None, [256], [0, 255]) + plt.plot(hist) + plt.xlim([0, 255]) + plt.savefig(img_path) + try: + data = {'state': 'static/media/'+name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 彩色直方图 +def colorHistogram(request): + if request.method == 'POST': + color = ["r", "g", "b"] + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + image.name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + b, g, r = cv2.split(img) + img = cv2.merge([r, g, b]) + # 绘制彩色直方图，需要对每个通道进行遍历，并且找到最大值和最小值 + for index, c in enumerate(color): + hist = cv2.calcHist([img], [index], None, [256], [0, 255]) + plt.plot(hist, color=c) + plt.xlim([0, 255]) + plt.savefig(img_path) + try: + data = {'state': 'static/media/'+name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 分段线性处理 +def piecewiseLinearProcessing(request): + # 定义图像数据的路径 + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path, 0) + h, w = img.shape[:2] + out = np.zeros(img.shape, np.uint8) + for i in range(h): + for j in range(w): + pix = img[i][j] + if pix < 50: + out[i][j] = 0.5 * pix + elif pix < 150: + out[i][j] = 3.6 * pix - 310 + else: + out[i][j] = 0.238 * pix + 194 + out = np.around(out) + out = out.astype(np.uint8) + cv2.imwrite(img_path, out) + try: + data = {'state': 'static/media/'+name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 放大图像至原来的两倍，使用双线性插值法???? +def enlarge(request): + # 定义图像数据的路径 + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + l, w, h = img.shape + img = cv2.resize(img, (0, 0), fx=2, fy=2, interpolation=cv2.INTER_LINEAR) + cv2.imwrite(img_path, img) + try: + data = {'state': 'static/media/'+name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 图片平移构建移动矩阵,x轴左移 10 个像素，y轴下移 30 个 +def move(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + height, width, channel = img.shape + M = np.float32([[1, 0, 30], [0, 1, 60]]) + img = cv2.warpAffine(img, M, (width, height)) + cv2.imwrite(img_path, img) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 构建矩阵，旋转中心坐标为处理后图片长宽的一半，旋转角度为45度，缩放因子为1 +def spin(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + height, width, channel = img.shape + rows, cols, depth = img.shape + M = cv2.getRotationMatrix2D((cols / 2, rows / 2), 45, 1) + dst = cv2.warpAffine(img, M, (width, height)) + cv2.imwrite(img_path, dst) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 水平翻转 +def horizontalFlip(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + horizontal = cv2.flip(img, 1, dst=None) + cv2.imwrite(img_path, horizontal) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 垂直翻转 +def verticalFlip(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + vertical = cv2.flip(img, 0, dst=None) + cv2.imwrite(img_path, vertical) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 对角线翻转 +def crossFlip(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + cross = cv2.flip(img, -1, dst=None) + cv2.imwrite(img_path, cross) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 仿射变换 +def affineTransformation(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + img = cv2.resize(img, (256, 256)) + rows, cols = img.shape[: 2] + # 设置图像仿射变化矩阵 + post1 = np.float32([[50, 50], [200, 50], [50, 200]]) + post2 = np.float32([[10, 100], [200, 50], [100, 250]]) + M = cv2.getAffineTransform(post1, post2) + # 图像仿射变换，及保存 + result = cv2.warpAffine(img, M, (rows, cols)) + cv2.imwrite(img_path, result) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 图片增强 +def enhance(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + # 1. 灰度模式读取图像，图像名为CRH + CRH = cv2.imread(img_path, 0) + + # 2. 计算图像梯度。首先要对读取的图像进行数据变换，因为使用了 + # numpy对梯度进行数值计算，所以要使用 + # CRH.astype('float')进行数据格式变换。 + row, col = CRH.shape + CRH_f = np.copy(CRH) + CRH_f = CRH_f.astype('float') + gradient = np.zeros((row, col)) + for x in range(row - 1): + for y in range(col - 1): + gx = abs(CRH_f[x + 1, y] - CRH_f[x, y]) + gy = abs(CRH_f[x, y + 1] - CRH_f[x, y]) + gradient[x, y] = gx + gy + # 3. 对图像进行增强，增强后的图像变量名为sharp + sharp = CRH_f + gradient + sharp = np.where(sharp > 255, 255, sharp) + sharp = np.where(sharp < 0, 0, sharp) + # 数据类型变换 + gradient = gradient.astype('uint8') + sharp = sharp.astype('uint8') + cv2.imwrite(img_path, sharp) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# robs算子图片增强 +def robs(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + # 1. 灰度化处理图像 + gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + # 2. Roberts算子 + kernelx = np.array([[-1, 0], [0, 1]], dtype=int) + kernely = np.array([[0, -1], [1, 0]], dtype=int) + # 3. 卷积操作 + x = cv2.filter2D(gray, cv2.CV_16S, kernelx) + y = cv2.filter2D(gray, cv2.CV_16S, kernely) + # 4. 数据格式转换 + absx = cv2.convertScaleAbs(x) + absy = cv2.convertScaleAbs(y) + Roberts = cv2.addWeighted(absx, 0.5, absy, 0.5, 0) + cv2.imwrite(img_path, Roberts) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 使用 Sobel 算子提取边缘 +def sob(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + # 1. 灰度化处理图像 + gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + # 2. 求Sobel 算子 + sx = cv2.Sobel(gray, cv2.CV_16S, 1, 0) + sy = cv2.Sobel(gray, cv2.CV_16S, 0, 1) + # 3. 数据格式转换 + absx = cv2.convertScaleAbs(sx) + absy = cv2.convertScaleAbs(sy) + # 4. 组合图像 + Sobel = cv2.addWeighted(absx, 0.5, absy, 0.5, 0) + cv2.imwrite(img_path, Sobel) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 使用 Laplacian 算子提取边缘 +def lap(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + # 1. 灰度化处理图像 + gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + # 2. 高斯滤波 + grayG = cv2.GaussianBlur(gray, (5, 5), 0) + fltI = cv2.Laplacian(grayG, cv2.CV_16S, ksize=3) + # 3. 拉普拉斯算法 + Laplacian = cv2.convertScaleAbs(fltI) + cv2.imwrite(img_path, Laplacian) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 使用 LoG 算子提取边缘 +def log(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + gray = cv2.cvtColor(img, cv2.COLOR_BGR2RGB) + gray = cv2.copyMakeBorder(gray, 2, 2, 2, 2, borderType=cv2.BORDER_REPLICATE) + image = cv2.GaussianBlur(gray, (3, 3), 0, 0) + m1 = np.array([[0, 0, -1, 0, 0], + [0, -1, -2, -1, 0], + [-1, -2, 16, -2, -1], + [0, -1, -2, -1, 0], + [0, 0, -1, 0, 0]]) + row = image.shape[0] + col = image.shape[1] + image1 = np.zeros(image.shape) + for i in range(2, row - 2): + for j in range(2, col - 2): + image1[i, j] = np.sum(m1 * image[i - 2:i + 3, j - 2:j + 3, 1]) + image1 = cv2.convertScaleAbs(image1) + cv2.imwrite(img_path, image1) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# Canny 边缘检测过程 +def cny(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + src = cv2.imread(img_path) + blur = cv2.GaussianBlur(src, (3, 3), 0) + + gray = cv2.cvtColor(blur, cv2.COLOR_BGR2GRAY) + + gradx = cv2.Sobel(gray, cv2.CV_16SC1, 1, 0) + grady = cv2.Sobel(gray, cv2.CV_16SC1, 0, 1) + edge_output = cv2.Canny(gradx, grady, 50, 150) + cv2.imwrite(img_path, edge_output) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 均值滤波器 +def MeanFilter(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + w = gray.shape[1] + h = gray.shape[0] + newing = np.array(gray) + + lbing = np.zeros((h + 2, w + 2), np.float32) + tmping = np.zeros((h + 2, w + 2)) + myh = h + 2 + myw = w + 2 + tmping[1:myh - 1, 1:myw - 1] = newing[0:h, 0:w] + + a = 1 / 8.0 + kernel = a * np.array([[1, 1, 1], [1, 0, 1], [1, 1, 1]]) + for y in range(1, myh - 1): + for x in range(1, myw - 1): + lbing[y, x] = np.sum(kernel * tmping[y - 1:y + 2, x - 1:x + 2]) + + result = np.array(lbing[1:myh - 1, 1:myw - 1], np.uint8) + cv2.imwrite(img_path, result) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 中值滤波器 +def MedFilter(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + w = img.shape[1] + h = img.shape[0] + median = np.array(img) + for y in range(1, w): + for x in range(1, h): + median[x, y] = np.median(img[x - 1:x + 2, y - 1:y + 2]) + cv2.imwrite(img_path, median) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# Hough线段变化 +def HoughLineChange(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + img = cv2.GaussianBlur(img, (3, 3), 0) + edges = cv2.Canny(img, 50, 150, apertureSize=3) + lines = cv2.HoughLines(edges, 1, np.pi/2, 118) + + result = img.copy() + for i_line in lines: + for line in i_line: + rho = line[0] + theta = line[1] + if (theta < (np.pi / 4.)) or (theta > (3. * np.pi / 4.0)): # 垂直直线 + pt1 = (int(rho / np.cos(theta)), 0) + pt2 = (int((rho - result.shape[0] * np.sin(theta)) / np.cos(theta)), result.shape[0]) + cv2.line(result, pt1, pt2, (0, 0, 255)) + else: + pt1 = (0, int(rho / np.sin(theta))) + pt2 = (result.shape[1], int((rho - result.shape[1] * np.cos(theta)) / np.sin(theta))) + cv2.line(result, pt1, pt2, (0, 0, 255), 1) + + + minLineLength = 200 + maxLineGap = 15 + + + linesP = cv2.HoughLinesP(edges, 1, np.pi/180, 80, minLineLength, maxLineGap) + + result_P = img.copy() + for i_P in linesP: + for x1, y1, x2, y2 in i_P: + cv2.line(result_P, (x1, y1), (x2, y2), (0, 255, 0), 3) + + cv2.waitKey(0) + cv2.destroyAllWindows() + cv2.imwrite(img_path, result_P) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 腐蚀 +def erode(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + src = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + + # 使用一个5x5的交叉型结构元（核心在几何中心）对二值图片src进行腐蚀 + kernel = cv2.getStructuringElement(cv2.MORPH_CROSS, (5, 5)) + erosion = cv2.erode(src, kernel) + cv2.imwrite(img_path, erosion) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 膨胀 +def dialate(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + src = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + + # 使用一个5x5的交叉型结构元（核心在几何中心）对二值图片src进行膨胀 + kernel = cv2.getStructuringElement(cv2.MORPH_CROSS, (5, 5)) + dilation = cv2.dilate(src, kernel) + cv2.imwrite(img_path, dilation) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 开操作###### +def openMorphing(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + retval, dst = cv2.threshold(gray, 127, 255, cv2.THRESH_BINARY) + + # 定义十字形结构元素 + kernel = cv2.getStructuringElement(cv2.MORPH_CROSS,(10,10)) + + im_op = cv2.morphologyEx(dst, cv2.MORPH_OPEN,kernel) + cv2.imwrite(img_path, im_op) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 闭操作 +def closeMorphing(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + retval, dst = cv2.threshold(gray, 127, 255, cv2.THRESH_BINARY) + + # 定义十字形结构元素 + kernel = cv2.getStructuringElement(cv2.MORPH_CROSS, (10, 10)) + + im_cl = cv2.morphologyEx(dst, cv2.MORPH_CLOSE, kernel) + cv2.imwrite(img_path, im_cl) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 雪花噪声 +def sp_noise(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + prob = 0.2 + # 待输出的图片 + output = np.zeros(img.shape, np.uint8) + + # 遍历图像，获取叠加噪声后的图像 + thres = 1 - prob + for i in range(img.shape[0]): + for j in range(img.shape[1]): + rdn = random.random() + if rdn < prob: + output[i][j] = 0 + elif rdn > thres: + output[i][j] = 255 + else: + output[i][j] = img[i][j] + cv2.imwrite(img_path, output) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 添加高斯噪声,mean : 均值 , var : 方差 +def gasuss_noise(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + image = np.array(img / 255, dtype=float) + var = 0.001 + mean = 0 + noise = np.random.normal(mean, var ** 0.5, image.shape) + out = image + noise + if out.min() < 0: + low_clip = -1. + else: + low_clip = 0. + out = np.clip(out, low_clip, 1.0) + out = np.uint8(out * 255) + cv2.imwrite(img_path, out) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# 高通滤波 +def highPassFilter(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + image = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + output = np.zeros(image.shape, np.uint8) + + for i in range(image.shape[0]): + for j in range(image.shape[1]): + if 200 < image[i][j]: + output[i][j] = image[i][j] + else: + output[i][j] = 0 + cv2.imwrite(img_path, output) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +########## +########## +# 空域锐化 +########## +######### + + +# Roberts因子锐化 +def Roberts(image): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + img = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY) + img_Roberts = np.zeros(img.shape, dtype=int) + for i in range(1, img.shape[0] - 1): # 第一列和最后一列不用处理 + for j in range(1, img.shape[1] - 1): + img_Roberts[i][j] = abs((int)(img[i + 1][j + 1]) - (int)(img[i][j])) + abs( + (int)(img[i + 1][j]) - (int)(img[i][j + 1])) + result = np.array(img_Roberts) + plt.subplot(244), plt.title("4.Roberts锐化后"), plt.axis('off') + plt.imshow(img_Roberts, cmap="gray") + plt.show() + + +def sharpen(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + kernel = np.array([[0, -1, 0], [-1, 5, -1], [0, -1, 0]], np.float32) # 锐化 + dst = cv2.filter2D(img, -1, kernel=kernel) + cv2.imwrite(img_path, dst) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +########## +########## +# 频域锐化 +########## +######### + +# 理想低通滤波 +def IdealLowPassFiltering(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + f_shift = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + # 设置滤波半径 + D0 = 80 + # 初始化 + m = f_shift.shape[0] + n = f_shift.shape[1] + h1 = np.zeros((m, n)) + x0 = np.floor(m / 2) + y0 = np.floor(n / 2) + for i in range(m): + for j in range(n): + D = np.sqrt((i - x0) ** 2 + (j - y0) ** 2) + if D <= D0: + h1[i][j] = 1 + result = np.multiply(f_shift, h1) + cv2.imwrite(img_path, result) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# Butterworth低通滤波器 +def butterworth_low_filter(request): + """ + 生成一个Butterworth低通滤波器（并返回） + """ + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + D0 = 20 + rank = 2 + h, w = img.shape[:2] + filter_img = np.zeros((h, w)) + u = np.fix(h / 2) + v = np.fix(w / 2) + for i in range(h): + for j in range(w): + d = np.sqrt((i - u) ** 2 + (j - v) ** 2) + filter_img[i, j] = 1 / (1 + 0.414 * (d / D0) ** (2 * rank)) + cv2.imwrite(img_path, filter_img) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +########## +########## +# 频域平滑 +########## +######### + + +# 理想高通滤波 +def IdealHighPassFiltering(request): + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + f_shift = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY) + # 设置滤波半径 + D0 = 80 + # 初始化 + m = f_shift.shape[0] + n = f_shift.shape[1] + h1 = np.zeros((m, n)) + x0 = np.floor(m / 2) + y0 = np.floor(n / 2) + for i in range(m): + for j in range(n): + D = np.sqrt((i - x0) ** 2 + (j - y0) ** 2) + if D >= D0: + h1[i][j] = 1 + result = np.multiply(f_shift, h1) + cv2.imwrite(img_path, result) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) + + +# Butterworth高通滤波器 +def butterworth_high_filter(request): + """ + 生成一个Butterworth高通滤波器（并返回） + """ + if request.method == 'POST': + image = request.FILES.get('picture') + name = image.name + img_path = settings.MEDIA_ROOT + '/' + name + with open(img_path, 'wb') as pic: + for c in image.chunks(): + pic.write(c) + img = cv2.imread(img_path) + D0 = 40 + rank = 2 + h, w = img.shape[:2] + filter_img = np.zeros((h, w)) + u = np.fix(h / 2) + v = np.fix(w / 2) + for i in range(h): + for j in range(w): + d = np.sqrt((i - u) ** 2 + (j - v) ** 2) + filter_img[i, j] = 1 / (1 + (D0 / d) ** (2 * rank)) + cv2.imwrite(img_path, filter_img) + try: + data = {'state': 'static/media/' + name} + except: + data = {'state': 0} + return JsonResponse(data) diff --git a/djangoProject/wsgi.py b/djangoProject/wsgi.py new file mode 100644 index 0000000..315e7b7 --- /dev/null +++ b/djangoProject/wsgi.py @@ -0,0 +1,18 @@ +""" +WSGI config for djangoProject project. + +It exposes the WSGI callable as a module-level variable named ``application``. + +For more information on this file, see +https://docs.djangoproject.com/en/4.0/howto/deployment/wsgi/ +""" + +import os + +from django.core.wsgi import get_wsgi_application + +os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'djangoProject.settings') + +application = get_wsgi_application() + + diff --git a/manage.py b/manage.py new file mode 100644 index 0000000..503f50e --- /dev/null +++ b/manage.py @@ -0,0 +1,22 @@ +#!/usr/bin/env python +"""Django's command-line utility for administrative tasks.""" +import os +import sys + + +def main(): + """Run administrative tasks.""" + os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'djangoProject.settings') + try: + from django.core.management import execute_from_command_line + except ImportError as exc: + raise ImportError( + "Couldn't import Django. Are you sure it's installed and " + "available on your PYTHONPATH environment variable? Did you " + "forget to activate a virtual environment?" + ) from exc + execute_from_command_line(sys.argv) + + +if __name__ == '__main__': + main() diff --git a/static/media/5621806f8596d4450bc1c39f20f3742.jpg b/static/media/5621806f8596d4450bc1c39f20f3742.jpg new file mode 100644 index 0000000..ce802e7 Binary files /dev/null and b/static/media/5621806f8596d4450bc1c39f20f3742.jpg differ diff --git a/static/media/77a271211213242fc511c61fd32a557.jpg b/static/media/77a271211213242fc511c61fd32a557.jpg new file mode 100644 index 0000000..c0e99f9 Binary files /dev/null and b/static/media/77a271211213242fc511c61fd32a557.jpg differ diff --git a/static/media/82474000_p5_master1200.jpg b/static/media/82474000_p5_master1200.jpg new file mode 100644 index 0000000..3e741f9 Binary files /dev/null and b/static/media/82474000_p5_master1200.jpg differ diff --git a/static/media/93419071_p0_master1200.jpg b/static/media/93419071_p0_master1200.jpg new file mode 100644 index 0000000..87eff47 Binary files /dev/null and b/static/media/93419071_p0_master1200.jpg differ diff --git a/static/media/98987580_p0_master1200.jpg b/static/media/98987580_p0_master1200.jpg new file mode 100644 index 0000000..a672173 Binary files /dev/null and b/static/media/98987580_p0_master1200.jpg differ diff --git a/static/media/99076089_p0_master1200.jpg b/static/media/99076089_p0_master1200.jpg new file mode 100644 index 0000000..651d9b1 Binary files /dev/null and b/static/media/99076089_p0_master1200.jpg differ diff --git a/static/media/99077569_p0_master1200.jpg b/static/media/99077569_p0_master1200.jpg new file mode 100644 index 0000000..6ce51c5 Binary files /dev/null and b/static/media/99077569_p0_master1200.jpg differ diff --git a/static/media/99549359_p0_master1200.jpg b/static/media/99549359_p0_master1200.jpg new file mode 100644 index 0000000..7593ebd Binary files /dev/null and b/static/media/99549359_p0_master1200.jpg differ diff --git a/static/media/99659999_p0_master1200.jpg b/static/media/99659999_p0_master1200.jpg new file mode 100644 index 0000000..d6b825d Binary files /dev/null and b/static/media/99659999_p0_master1200.jpg differ diff --git a/static/media/b59650c782cba713ba094fa72af6dff.jpg b/static/media/b59650c782cba713ba094fa72af6dff.jpg new file mode 100644 index 0000000..489a189 Binary files /dev/null and b/static/media/b59650c782cba713ba094fa72af6dff.jpg differ diff --git a/static/media/bd278338cfac5ff438c6f79b0dcf3e7.jpg b/static/media/bd278338cfac5ff438c6f79b0dcf3e7.jpg new file mode 100644 index 0000000..30b9484 Binary files /dev/null and b/static/media/bd278338cfac5ff438c6f79b0dcf3e7.jpg differ diff --git a/static/media/ffa23d028ad84cf6107a0dddd3e97ca.jpg b/static/media/ffa23d028ad84cf6107a0dddd3e97ca.jpg new file mode 100644 index 0000000..d9fd35a Binary files /dev/null and b/static/media/ffa23d028ad84cf6107a0dddd3e97ca.jpg differ diff --git a/static/media/image.png b/static/media/image.png new file mode 100644 index 0000000..c355180 Binary files /dev/null and b/static/media/image.png differ diff --git a/static/media/wallhaven-1kejq1.jpg b/static/media/wallhaven-1kejq1.jpg new file mode 100644 index 0000000..fefaefb Binary files /dev/null and b/static/media/wallhaven-1kejq1.jpg differ diff --git a/static/media/wallhaven-1kmg19.jpg b/static/media/wallhaven-1kmg19.jpg new file mode 100644 index 0000000..f5b569d Binary files /dev/null and b/static/media/wallhaven-1kmg19.jpg differ diff --git a/static/media/wallhaven-3z8z7v.jpg b/static/media/wallhaven-3z8z7v.jpg new file mode 100644 index 0000000..b4a4a71 Binary files /dev/null and b/static/media/wallhaven-3z8z7v.jpg differ diff --git a/static/media/wallhaven-3zeyzd.jpg b/static/media/wallhaven-3zeyzd.jpg new file mode 100644 index 0000000..0175d4e Binary files /dev/null and b/static/media/wallhaven-3zeyzd.jpg differ diff --git a/static/media/wallhaven-3zezd9.jpg b/static/media/wallhaven-3zezd9.jpg new file mode 100644 index 0000000..ec758f2 Binary files /dev/null and b/static/media/wallhaven-3zezd9.jpg differ diff --git a/static/media/wallhaven-5787d5.jpg b/static/media/wallhaven-5787d5.jpg new file mode 100644 index 0000000..fbfd7b7 Binary files /dev/null and b/static/media/wallhaven-5787d5.jpg differ diff --git a/static/media/wallhaven-578pl1.jpg b/static/media/wallhaven-578pl1.jpg new file mode 100644 index 0000000..cb889d7 Binary files /dev/null and b/static/media/wallhaven-578pl1.jpg differ diff --git a/static/media/wallhaven-57q7q1.jpg b/static/media/wallhaven-57q7q1.jpg new file mode 100644 index 0000000..cc06007 Binary files /dev/null and b/static/media/wallhaven-57q7q1.jpg differ diff --git a/static/media/wallhaven-6ozvgw.jpg b/static/media/wallhaven-6ozvgw.jpg new file mode 100644 index 0000000..9645b77 Binary files /dev/null and b/static/media/wallhaven-6ozvgw.jpg differ diff --git a/static/media/wallhaven-72k6py.jpg b/static/media/wallhaven-72k6py.jpg new file mode 100644 index 0000000..c5726d2 Binary files /dev/null and b/static/media/wallhaven-72k6py.jpg differ diff --git a/static/media/wallhaven-72qq29.png b/static/media/wallhaven-72qq29.png new file mode 100644 index 0000000..3bdfbe9 Binary files /dev/null and b/static/media/wallhaven-72qq29.png differ diff --git a/static/media/wallhaven-8o1owj.jpg b/static/media/wallhaven-8o1owj.jpg new file mode 100644 index 0000000..7c5667d Binary files /dev/null and b/static/media/wallhaven-8o1owj.jpg differ diff --git a/static/media/wallhaven-8oev1j.jpg b/static/media/wallhaven-8oev1j.jpg new file mode 100644 index 0000000..f93e3aa Binary files /dev/null and b/static/media/wallhaven-8oev1j.jpg differ diff --git a/static/media/wallhaven-e7ek7k.jpg b/static/media/wallhaven-e7ek7k.jpg new file mode 100644 index 0000000..b6e9117 Binary files /dev/null and b/static/media/wallhaven-e7ek7k.jpg differ diff --git a/static/media/wallhaven-o3m379.jpg b/static/media/wallhaven-o3m379.jpg new file mode 100644 index 0000000..8109d58 Binary files /dev/null and b/static/media/wallhaven-o3m379.jpg differ diff --git a/static/media/wallhaven-x8yldz.png b/static/media/wallhaven-x8yldz.png new file mode 100644 index 0000000..8ce3e08 Binary files /dev/null and b/static/media/wallhaven-x8yldz.png differ diff --git a/static/media/wallhaven-y8l89d.png b/static/media/wallhaven-y8l89d.png new file mode 100644 index 0000000..036e51a Binary files /dev/null and b/static/media/wallhaven-y8l89d.png differ diff --git a/static/media/微信图片_20220121155949.jpg b/static/media/微信图片_20220121155949.jpg new file mode 100644 index 0000000..0f8306c Binary files /dev/null and b/static/media/微信图片_20220121155949.jpg differ diff --git a/templates/upload.html b/templates/upload.html new file mode 100644 index 0000000..f22b606 --- /dev/null +++ b/templates/upload.html @@ -0,0 +1,97 @@ + + + + + Title + + + +

+ 处理方式 + +

+ + + + + + +