clean up

- made object_detection_app.py able to run HLS streams as well. - updated readme

Author: samcrane8

README.md

@@ -4,14 +4,13 @@ A real-time object recognition application using [Google's TensorFlow Object Det
 
 ## Getting Started
 1. `conda env create -f environment.yml`
-2. `python object_detection_app.py`
+2. `python object_detection_app.py` / `python object_detection_multithreading.py`
  Optional arguments (default value):
  * Device index of the camera `--source=0`
  * Width of the frames in the video stream `--width=480`
  * Height of the frames in the video stream `--height=360`
  * Number of workers `--num-workers=2`
  * Size of the queue `--queue-size=5`
-3. 'python object_detection_multithreaded.py'
  * Get video from HLS stream rather than webcam '--stream=http://somedomain.com/hls/live.m3u8'
 
 ## Tests

object_detection_app.py

@@ -6,7 +6,7 @@
 import numpy as np
 import tensorflow as tf
 
-from utils.app_utils import FPS, WebcamVideoStream
+from utils.app_utils import FPS, WebcamVideoStream, HLSVideoStream
 from multiprocessing import Queue, Pool
 from object_detection.utils import label_map_util
 from object_detection.utils import visualization_utils as vis_util