Face-Mask | Real time webcam face detection | Computer Vision library
kandi X-RAY | Face-Mask Summary
kandi X-RAY | Face-Mask Summary
Real time webcam face detection, protect yourself from COVID19 with a virtual mask
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Top functions reviewed by kandi - BETA
- Draws a mask of the given mask .
- Get the absolute position of the canvas
- Detects faces in effect and sets up faces .
- Detect faces in the face
- Change image source
- Starts the camera .
- Shows the camera
- Before camera save
- Remove capture - capture - effects
- Called when the view is uploaded .
Face-Mask Key Features
Face-Mask Examples and Code Snippets
Community Discussions
Trending Discussions on Face-Mask
QUESTION
I am building a model for face mask detection on Google collab. I'm unable to save the model to my drive. I ran the following code on Google Collab:
...ANSWER
Answered 2021-May-12 at 07:58Change your directory to Google drive and perform model.save()
Add %cd /content/drive/MyDrive/
to change your directory inside drive.
Another option is to give the full path while using model.save()
Like this model.save('content/drive/MyDrive/face_mask_detection_alert_system.h5')
Full code
QUESTION
I'm trying to load a link after clicking my image,
I used an after effect on the image with content:'';
and this prevents the a href
to open
The href calling inside image:
ANSWER
Answered 2021-Apr-14 at 09:09As your overlay is covering the link, you will not be able to click the link. If you add pointer-events:none
to the overlay, you should be able to click through it:
QUESTION
https://www.news18.com/photogallery/photogallery/in-photos-five-most-expensive-face-masks-for-protection-from-covid-19-in-the-world-3519821.html
https://images.news18.com/ibnlive/uploads/2021/03/1615377235_mask-1.jpg
https://images.news18.com/ibnlive/uploads/2021/03/1615377250_mask-2.jpg
...ANSWER
Answered 2021-Mar-10 at 16:47It is a good idea to familiarize yourself with XML Namespaces first.
I'm going to assume that at a higher level you have something that is explaining what image:
represents. If you don't, that's a different problem and you arguably don't have XML, just something that looks a lot like it. Here's you exact same XML but wrapped in what I assume is an Image Sitemap as defined by Google.
QUESTION
File "/content/drive/My Drive/mask/face-mask-detector/detect_mask_image.py", line 32, in net = cv2.dnn.readNet(prototxtPath, weightsPath) cv2.error: OpenCV(4.1.2) /io/opencv/modules/dnn/src/caffe/caffe_io.cpp:1121: error: (-2:Unspecified error) FAILED: fs.is_open(). Can't open "face_detector/deploy.prototxt" in function 'ReadProtoFromTextFile'
why this error?
i was trying to implement face mask detecting system from this blog I got an error in detect_mask_image.py file
...ANSWER
Answered 2020-Jun-06 at 02:30If you are using Colab to detect a live video from your webcam then you have to make some changes to allow WEB APIs to access the local hardware such as the webcam.
Here is a link to help.
QUESTION
I want to crop an image properly. Lets say my image is called frame
and x
, y
, w
and h
are xmin
, ymin
, xmax
and ymax
, respectively:
ANSWER
Answered 2020-Dec-09 at 12:39I think you got some misunderstanding about how indexing and slicing in numpy works:
For your first line y:y + h
basically means slice from index y to index y + h
. Same goes for the second dimension, there you take the array slice from x to x + w
.
So basically x
and y
correspond to your xmin
and ymin
and you slice to xmax
and ymax
which is the window minimums plus the corresponding height and width; that's why you have y + h
and x + w
in the second part of both dimensions.
As for frame[y:y, x:x]
- this makes no sense at least in python, so you might have mixed up something there. If you slice from the index to the same index, your resulting array will always be empty:
QUESTION
I already have this working but looking to optimize this. It takes a really long time to extract the article data related to this because my methodology is using a for-loop. I need to go row-by-row and it takes alittle more than a second to run each row. However, in my actual dataset I have about 10,000 rows and it is taking a really long time. Is there a way to extract the full article other than a for-loop? I am doing the same methodology for every row so I'm wondering if there is a function in R similar to like multiplying a column by a number which is super quick.
Creation of dummy dataset:
...ANSWER
Answered 2020-Jun-28 at 09:55You can parallelize the loop :
QUESTION
I am very new to Tensorflow and Keras. I am trying to follow this tutorial "https://www.pyimagesearch.com/2020/05/04/covid-19-face-mask-detector-with-opencv-keras-tensorflow-and-deep-learning/". This code works perfectly when there is only one face in the frame, but when I try to detect face-mask on more than one face, it gives me this error. What can be the issue here?
...ANSWER
Answered 2020-May-26 at 11:35AFAIK Opencv uses numpy as inputs. So you are giving it a python array of two 4 dimension numpy arrays with the shape (1,x,x,3). Because you want to give several images as input you should give one numpy array of 4 dimensions where the first dimension is the batch size. (N_imgs, width, height, channels)
QUESTION
I am using Anaconda Spyder 4.0.1, 64-bit windows and TensorFlow version 2.0. I am trying to follow this tutorial (https://www.pyimagesearch.com/2020/05/04/covid-19-face-mask-detector-with-opencv-keras-tensorflow-and-deep-learning/), in order to detect the person with and without a facemask. I am trying to generate a classifier file, it is giving me this error.
...ANSWER
Answered 2020-May-26 at 10:04It got solved by model.save ('name_of_model.model'), rather than saving in 'h5' or 'hdf5' format.
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