支持本地media视频

TP_PROJECT/TP/settings.py

@@ -11,6 +11,7 @@ https://docs.djangoproject.com/en/3.2/ref/settings/
 """
 
 from pathlib import Path
+import os
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
@@ -39,12 +40,14 @@ INSTALLED_APPS = [
     'django.contrib.staticfiles',
     'rest_framework',
     'django_filters',
+    'corsheaders',
     'app'
 ]
 
 MIDDLEWARE = [
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
+    'corsheaders.middleware.CorsMiddleware',
     'django.middleware.common.CommonMiddleware',
     'django.middleware.csrf.CsrfViewMiddleware',
     'django.contrib.auth.middleware.AuthenticationMiddleware',
@@ -122,7 +125,27 @@ USE_TZ = False
 
 STATIC_URL = '/static/'
 
+MEDIA_URL = '/media/'
+MEDIA_ROOT = os.path.join(BASE_DIR, 'media')
+
 # Default primary key field type
 # https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field
 
 DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
+# 解决跨域
+CORS_ALLOW_CREDENTIALS = True
+CORS_ORIGIN_ALLOW_ALL = True
+CORS_ALLOW_HEADERS = ["*"]
+
+CORS_ORIGIN_WHITELIST = ()
+# 对应的发送的请求的跨域
+CORS_ALLOW_METHODS = (
+    'DELETE',
+    'GET',
+    'OPTIONS',
+    'PATCH',
+    'POST',
+    'PUT',
+    'VIEW',
+)

TP_PROJECT/TP/urls.py

@@ -14,9 +14,19 @@ Including another URLconf
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
 from django.contrib import admin
-from django.urls import path, include
+from django.urls import path, include, re_path
+from django.views.static import serve
+from django.conf.urls.static import static
+from django.conf import settings
+from .settings import MEDIA_ROOT
+
 
 urlpatterns = [
     path('admin/', admin.site.urls),
     path('api/', include('app.urls'))
 ]
+
+
+urlpatterns += [
+    re_path(r'^media/(?P<path>.*)$', serve, {'document_root': MEDIA_ROOT}),
+]

TP_PROJECT/app/models.py

@@ -12,15 +12,15 @@ class TP(models.Model):
     # 警号
     police_id = models.CharField(max_length=50)
     # 事件类型
-    event_type = models.IntegerField()
+    event_type = models.CharField(max_length=50)
     # 是否违规
     is_violation = models.BooleanField()
     # 缩略图
-    small_image = models.CharField(max_length=50)
+    small_image = models.CharField(max_length=100)
     # 相对时间
     relative_time = models.FloatField()
     # 视频路径
-    video_dir = models.CharField(max_length=50)
+    video_dir = models.CharField(max_length=100)
     # 车牌号
     car_number = models.CharField(max_length=50)
     # 分析结果

TP_PROJECT/app/views.py

@@ -2,6 +2,7 @@ from django.shortcuts import render
 
 # Create your views here.
 from rest_framework import viewsets
+from rest_framework.response import Response
 from django_filters.rest_framework import DjangoFilterBackend
 from app.models import TP
 from app.serializers import SerialMyModel