Adding Volume simulator app

VolumeSimulator.spec

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+# -*- mode: python ; coding: utf-8 -*-
+
+
+a = Analysis(
+    ['volume.py'],
+    pathex=[],
+    binaries=[],
+    datas=[],
+    hiddenimports=[],
+    hookspath=[],
+    hooksconfig={},
+    runtime_hooks=[],
+    excludes=[],
+    noarchive=False,
+    optimize=0,
+)
+pyz = PYZ(a.pure)
+
+exe = EXE(
+    pyz,
+    a.scripts,
+    a.binaries,
+    a.datas,
+    [],
+    name='VolumeSimulator',
+    debug=False,
+    bootloader_ignore_signals=False,
+    strip=False,
+    upx=True,
+    upx_exclude=[],
+    runtime_tmpdir=None,
+    console=False,
+    disable_windowed_traceback=False,
+    argv_emulation=False,
+    target_arch=None,
+    codesign_identity=None,
+    entitlements_file=None,
+)
+app = BUNDLE(
+    exe,
+    name='VolumeSimulator.app',
+    icon=None,
+    bundle_identifier=None,
+)

YashGupta_VolumeSimulator.md

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+This simulator is used to control volume by using camera of the system.
+
+Just take something blue in your hand and when you will move up the volume will get up and when you will move down 

volume.py

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+import cv2
+import numpy as np
+import os
+
+
+lower_color = np.array([94, 80, 2])   
+upper_color = np.array([126, 255, 255]) 
+
+cap = cv2.VideoCapture(0)
+initial_y = None
+
+while True:
+    ret, frame = cap.read()
+    if not ret:
+        break
+
+    frame = cv2.flip(frame, 1)
+    hsv = cv2.cvtColor(frame, cv2.COLOR_BGR2HSV)
+
+    mask = cv2.inRange(hsv, lower_color, upper_color)
+    mask = cv2.erode(mask, None, iterations=2)
+    mask = cv2.dilate(mask, None, iterations=2)
+
+    contours, _ = cv2.findContours(mask, cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE)
+
+    if contours:
+        c = max(contours, key=cv2.contourArea)
+        (x, y), radius = cv2.minEnclosingCircle(c)
+
+        if radius > 5:
+            cv2.circle(frame, (int(x), int(y)), int(radius), (255, 0, 0), 2) 
+
+            if initial_y is None:
+                initial_y = y
+
+            if y < initial_y - 40:  
+                os.system("osascript -e 'set volume output volume ((output volume of (get volume settings)) + 5)'")
+                initial_y = y
+            elif y > initial_y + 40:
+                os.system("osascript -e 'set volume output volume ((output volume of (get volume settings)) - 5)'")
+                initial_y = y
+
+    cv2.imshow("Mac Volume Control (Blue Marker)", frame)
+
+    if cv2.waitKey(1) & 0xFF == ord('q'):
+        break
+
+cap.release()
+cv2.destroyAllWindows()