drawtext with config options

ffplayout.conf

@@ -114,6 +114,23 @@ extensions = ["*.mp4"]
 shuffle = False
 
 
+# overlay text
+# for paramters check ffmpeg doc
+# with show you can enable/disable the filter
+[TEXT]
+show = True
+enable = gte(t,3)
+box = 1
+boxcolor = black@0,65
+boxborderw = 8
+fontsize = 24
+fontcolor = white
+fontfile = /Library/Fonts/Arial.ttf
+textfile = live.txt
+x = w-w/8*mod(t,8*(w+tw)/w)
+y = (h-line_h)*0,9
+
+
 # the final playout post compression
 # set the settings to your needs
 # preview works only on a desktop system with ffplay!! Set it to True, if you need it

ffplayout.py

@@ -110,6 +110,20 @@ _folder = SimpleNamespace(
     shuffle=cfg.getboolean('FOLDER', 'shuffle')
 )
 
+_text = SimpleNamespace(
+    show=cfg.getboolean('TEXT', 'show'),
+    enable=cfg.get('TEXT', 'enable'),
+    box=cfg.get('TEXT', 'box'),
+    boxcolor=cfg.get('TEXT', 'boxcolor'),
+    boxborderw=cfg.get('TEXT', 'boxborderw'),
+    fontsize=cfg.get('TEXT', 'fontsize'),
+    fontcolor=cfg.get('TEXT', 'fontcolor'),
+    fontfile=cfg.get('TEXT', 'fontfile'),
+    textfile=cfg.get('TEXT', 'textfile'),
+    x=cfg.get('TEXT', 'x'),
+    y=cfg.get('TEXT', 'y')
+)
+
 _playout = SimpleNamespace(
     preview=cfg.getboolean('OUT', 'preview'),
     name=cfg.get('OUT', 'service_name'),
@@ -1019,13 +1033,24 @@ def main():
             '-ar', '48000', '-ac', '2',
             '-f', 'mpegts', '-']
 
+    if _text.show:
+        overlay = [
+            '-vf', ("drawtext=enable='{}':box={}:boxcolor='{}':"
+                    "boxborderw={}:fontsize={}:fontcolor={}:fontfile='{}':"
+                    "textfile={}:reload=1:x='{}':y='{}'").format(
+                        _text.enable, _text.box, _text.boxcolor,
+                        _text.boxborderw, _text.fontsize, _text.fontcolor,
+                        _text.fontfile, _text.textfile, _text.x,  _text.y)
+        ]
+    else:
+        overlay = []
+
     try:
         if _playout.preview:
             # preview playout to player
             encoder = Popen([
-                'ffplay', '-hide_banner', '-nostats', '-i', 'pipe:0',
+                'ffplay', '-hide_banner', '-nostats', '-i', 'pipe:0'
-                '-vf', "drawtext=enable='gte(t,3)':box=1:boxcolor=0x000000@0xcc:boxborderw=8:fontsize=24:fontcolor=white:textfile=live.txt:reload=1:y=(h-line_h)*0\,9:x=w-w/8*mod(t\,8*(w+tw)/w)"
+                ] + overlay,
-                ],
                 stderr=None, stdin=PIPE, stdout=None
                 )
         else:
@@ -1040,7 +1065,8 @@ def main():
                     'ffmpeg', '-v', 'info', '-hide_banner', '-nostats',
                     '-re', '-thread_queue_size', '256',
                     '-i', 'pipe:0'
-                ] + _playout.post_comp_video + _playout.post_comp_audio
+                ] + overlay + _playout.post_comp_video \
+                    + _playout.post_comp_audio
 
             encoder = Popen(
                 encoder_cmd + [