somewhat stable

cht/ui/monitor.py

@@ -147,7 +147,7 @@ class MonitorWidget(Gtk.Box):
         gl_area.make_current()
         self._live_player = Player()
         self._live_player.init_gl(
-            update_callback=lambda: GLib.idle_add(self._live_gl.queue_render)
+            update_callback=lambda: GLib.idle_add(self._live_gl.queue_render, priority=GLib.PRIORITY_HIGH)
         )
         log.info("Live player created")
         if self._live_source_url and not self._live_loaded:
@@ -162,7 +162,7 @@ class MonitorWidget(Gtk.Box):
             self._live_loaded = False
 
     def _on_live_render(self, gl_area, _ctx):
-        if not self._live_player:
+        if not self._live_player or not self._live_loaded:
             return True
         fbo = ctypes.c_int(0)
         _libGL.glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, ctypes.byref(fbo))
@@ -175,7 +175,7 @@ class MonitorWidget(Gtk.Box):
         gl_area.make_current()
         self._review_player = Player()
         self._review_player.init_gl(
-            update_callback=lambda: GLib.idle_add(self._review_gl.queue_render)
+            update_callback=lambda: GLib.idle_add(self._review_gl.queue_render, priority=GLib.PRIORITY_HIGH)
         )
         log.info("Review player created")
 

cht/ui/mpv.py

@@ -103,12 +103,9 @@ class Player:
     def load_live(self, url):
         """Load a live stream URL with low-latency options."""
         self._player["cache"] = "no"
-        self._player["demuxer-max-bytes"] = "256KiB"
-        self._player["demuxer-readahead-secs"] = 0
+        self._player["demuxer-max-bytes"] = "512KiB"
+        self._player["demuxer-readahead-secs"] = 0.5
         self._player["audio-buffer"] = 0.1
-        self._player["untimed"] = True
-        self._player["video-latency-hacks"] = True
-        self._player["interpolation"] = False
         log.info("mpv load_live: %s", url)
         self._player.loadfile(str(url), mode="replace")