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from flask import Flask, request, render_template, send_from_directory
from flask import flash, request, redirect, url_for, Response, make_response
from werkzeug.utils import secure_filename
from super_gradients.training import models
from deep_sort_torch.deep_sort.deep_sort import DeepSort
import torch
from model_tools import vid_predict, img_predict
from dotenv import load_dotenv
import os
import urllib.request
load_dotenv()
secret_key = os.getenv("secret_key")
dir = os.getcwd()+ f'/build'
dir_static= dir + '/static'
dir_ckpt = os.getcwd()+ f'/checkpoints'
ckpt_path = dir_ckpt + "/best181-8376/ckpt_latest.pth"
best_model = models.get('yolo_nas_s',
num_classes=1,
checkpoint_path=ckpt_path)
best_model = best_model.to("cuda" if torch.cuda.is_available() else "cpu")
best_model.eval()
#### Initiatize tracker
tracker_model = "./checkpoints/ckpt.t7"
tracker = DeepSort(model_path=tracker_model,max_age=30,nn_budget=100, max_iou_distance=0.7, max_dist=0.2)
ALLOWED_EXTENSIONS = {'png', 'jpg', 'jpeg', 'gif', 'mp4', 'avi','webm'}
app = Flask(__name__, template_folder=dir,static_folder=dir_static)
app.config['UPLOAD_FOLDER'] = dir_static
app.config['MAX_CONTENT_LENGTH'] = 20*1024*1024
app.secret_key = secret_key
def allowed_file(filename):
return '.' in filename and \
filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS
@app.route('/')
def index():
predictions = False
return render_template('index.html', predictions=predictions)
@app.route('/upload', methods=["GET", "POST"])
def upload():
if request.method == 'POST':
print('Form',request.form.get('options'))
try:
filename = request.form.get('options')
if filename:
save_path = os.path.join(app.config['UPLOAD_FOLDER'], filename)
filetype = 'video'
new_filename = filename[:-4] + ".webm"
save_to = vid_predict(save_path,best_model,tracker, out_path=dir_static, filename=new_filename)
save_to = url_for('static', filename=new_filename)
predictions = True
return render_template('index.html', predictions=predictions, saved_outout=save_to, ft=filetype)
except:
pass
# check if the post request has the file part
if ('file') and ('media') not in request.files:
flash('No file part')
return redirect(request.url)
try:
file = request.files['file']
except:
file = request.files['media']
# If the user does not select a file, the browser submits an
# empty file without a filename.
if file.filename == '':
flash('No selected file')
return redirect(request.url)
if file and allowed_file(file.filename):
filename = secure_filename(file.filename)
save_path = os.path.join(app.config['UPLOAD_FOLDER'], filename)
file.save(save_path)
new_filename = filename[:-4] + ".webm"
if filename[-3:] in ['mp4','avi','webm']:
print("VIDEO")
filetype = 'video'
save_to = vid_predict(save_path,best_model,tracker, out_path=dir_static, filename=new_filename)
save_to = url_for('static', filename=new_filename)
else:
print("IMAGE")
filetype = 'image'
save_to = img_predict(save_path,best_model, out_path=dir_static, filename=new_filename)
save_to = url_for('static', filename="pred_0.jpg")
predictions = True
return render_template('index.html', predictions=predictions, saved_outout=save_to, ft=filetype)
@app.route('/static/<folder>/<file>')
def css(folder,file):
''' User will call with with thier id to store the symbol as registered'''
path = folder+'/'+file
return send_from_directory(directory=dir_static,path=path)
if __name__ == "__main__":
app.run(host="0.0.0.0", port=7860)
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