tensorflow-lite: use vtdec_hw by default for decoding on mac

plugins/tensorflow-lite/package-lock.json

@@ -1,12 +1,12 @@
 {
    "name": "@scrypted/tensorflow-lite",
-   "version": "0.0.66",
+   "version": "0.0.68",
    "lockfileVersion": 2,
    "requires": true,
    "packages": {
       "": {
          "name": "@scrypted/tensorflow-lite",
-         "version": "0.0.66",
+         "version": "0.0.68",
          "hasInstallScript": true,
          "devDependencies": {
             "@scrypted/sdk": "file:../../sdk"

plugins/tensorflow-lite/package.json

@@ -44,5 +44,5 @@
    "devDependencies": {
       "@scrypted/sdk": "file:../../sdk"
    },
-   "version": "0.0.66"
+   "version": "0.0.68"
 }

plugins/tensorflow-lite/src/detect/__init__.py

@@ -16,6 +16,7 @@ import binascii
 from urllib.parse import urlparse
 import threading
 from pipeline import run_pipeline
+import platform
 
 from gi.repository import Gst
 
@@ -309,7 +310,12 @@ class DetectPlugin(scrypted_sdk.ScryptedDeviceBase, ObjectDetection):
             videosrc = 'rtspsrc buffer-mode=0 location=%s protocols=tcp latency=0 is-live=false ! rtph264depay ! h264parse' % videosrc
 
         decoder = settings and settings.get('decoder', 'decodebin')
-        decoder = decoder or 'decodebin'
+        decoder = decoder or 'Default'
+        if decoder == 'Default':
+            if platform.system() == 'Darwin':
+                decoder = 'vtdec_hw'
+            else:
+                decoder = 'decodebin'
         videosrc += " ! %s " % decoder
 
         width = optional_chain(j, 'mediaStreamOptions',

plugins/tensorflow-lite/src/tflite/__init__.py

@@ -239,10 +239,11 @@ class TensorFlowLitePlugin(DetectPlugin, scrypted_sdk.BufferConverter, scrypted_
             'title': "Decoder",
             'description': "The gstreamer element used to decode the stream",
             'combobox': True,
-            'value': 'decodebin',
-            'placeholder': 'decodebin',
+            'value': 'Default',
+            'placeholder': 'Default',
             'key': 'decoder',
             'choices': [
+                'Default',
                 'decodebin',
                 'vtdec_hw',
                 'nvh264dec',