################################################################################
# Copyright (c) 2019-2020, NVIDIA CORPORATION. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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################################################################################

import time
start_time=time.time()
frame_count=0

class GETFPS:
    def __init__(self,stream_id):
        global start_time
        self.start_time=start_time
        self.is_first=True
        global frame_count
        self.frame_count=frame_count
        self.stream_id=stream_id
    def get_fps(self):
        end_time=time.time()
        if(self.is_first):
            self.start_time=end_time
            self.is_first=False
        if(end_time-self.start_time>5):
            print("**********************FPS*****************************************")
            print("Fps of stream",self.stream_id,"is ", float(self.frame_count)/5.0)
            self.frame_count=0
            self.start_time=end_time
        else:
            self.frame_count=self.frame_count+1
    def print_data(self):
        print('frame_count=',self.frame_count)
        print('start_time=',self.start_time)

