stream.py: BBB_HIDE_MEETING_TITLE and BBB_HIDE_WHO_TALKS

Flags to hide both the meeting's title as well as who is currently
talking. Those are separate flags, as one might only want one of those,
depending on the specific kind of meeting.

README.md

@@ -33,6 +33,8 @@ You need to set some environment variables to run the container.
 * BBB_SHOW_CHAT - shows the chat on the left side of the window (Default: false)
 * BBB_RESOLUTION - the streamed/downloaded resolution (Default: 1920x1080)
 * BBB_CHAT_MESSAGE - prefix for the message that would be posted to BBB chat, while joining a conference (Default: "This meeting is streamed to")
+* BBB_HIDE_MEETING_TITLE - hide the meeting title in the top bar (Default: false)
+* BBB_HIDE_WHO_TALKS - hide the annotation who is currently talking (Default: false)
 * TZ - Timezone (Default: Europe/Vienna)
 
 #### Chat settings

stream.py

@@ -16,6 +16,7 @@
 from selenium.webdriver.common.by import By
 
 from datetime import datetime
+from distutils.util import strtobool
 import time
 
 browser = None
@@ -72,6 +73,18 @@
    '--browser-disable-dev-shm-usage', action='store_true', default=False,
    help='do not use /dev/shm',
 )
+parser.add_argument(
+    '--bbb-hide-meeting-title',
+    type=bool,
+    help='hide the meetings title in the top bar (can be set using env)',
+    default=bool(strtobool(os.environ.get('BBB_HIDE_MEETING_TITLE', '0')))
+)
+parser.add_argument(
+    '--bbb-hide-who-talks',
+    type=bool,
+    help='hide the annotation who is currently talking (can be set using env)',
+    default=bool(strtobool(os.environ.get('BBB_HIDE_WHO_TALKS', '0')))
+)
 
 args = parser.parse_args()
 # some ugly hacks for additional options
@@ -196,6 +209,11 @@ def bbb_browser():
     browser.execute_script("document.querySelectorAll('div[class^=\"navbar\"] > div[class^=\"top\"] > div[class^=\"center\"] > :not(h1)').forEach((ele) => ele.style.display='none');")
     browser.execute_script("document.querySelector('div[class^=\"navbar\"] > div[class^=\"top\"] > div[class^=\"right\"]').style.display='none';")
 
+    if args.bbb_hide_meeting_title:
+        browser.execute_script("document.querySelector('div[class^=\"navbar\"] > div[class^=\"top\"]').style.display='none';")
+    if args.bbb_hide_who_talks:
+        browser.execute_script("document.querySelector('div[class^=\"navbar\"] > div[class^=\"bottom\"]').style.display='none';")
+
     browser.execute_script("document.querySelector('[aria-label=\"Actions bar\"]').style.display='none';")
 
     browser.execute_script("""