问题
I have successfully stored image files in mongdb in binary format.but when i m getting image from mongodb i m getting the same banary format.But i need this image file.Please someone could help
This is the code i used
def retrieve(request):
db=pymongo.connection.Connection('localhost',27017).demo1
grid=gridfs.GridFS(db)
output=grid.get_last_version(filename='shiva.jpg')
return HttpResponse(output)
回答1:
Hi i have successfully inserted and retrieved image from mongodb with python..
def insert_image(request):
with open(request.GET["image_name"], "rb") as image_file:
encoded_string = base64.b64encode(image_file.read())
print encoded_string
abc=db.database_name.insert({"image":encoded_string})
return HttpResponse("inserted")
def retrieve_image(request):
data = db.database_name.find()
data1 = json.loads(dumps(data))
img = data1[0]
img1 = img['image']
decode=img1.decode()
img_tag = '<img alt="sample" src="data:image/png;base64,{0}">'.format(decode)
return HttpResponse(img_tag)
来源:https://stackoverflow.com/questions/20718251/how-to-retrieve-image-files-from-mongodb-to-html-page