revert

unifi/cams/base.py

@@ -903,8 +903,20 @@ class UnifiCamBase(metaclass=ABCMeta):
         base_args = [
             "-avoid_negative_ts",
             "make_zero",
-            # "-use_wallclock_as_timestamps 1",
+            "-fflags",
+            "+genpts+discardcorrupt",
+            "-use_wallclock_as_timestamps 1",
         ]
+
+        try:
+            output = subprocess.check_output(["ffmpeg", "-h", "full"])
+            if b"stimeout" in output:
+                base_args.append("-stimeout 15000000")
+            else:
+                base_args.append("-timeout 15000000")
+        except subprocess.CalledProcessError:
+            self.logger.exception("Could not check for ffmpeg options")
+
         return " ".join(base_args)
 
     async def start_video_stream(
@@ -916,18 +928,16 @@ class UnifiCamBase(metaclass=ABCMeta):
         if not has_spawned or is_dead:
             source = await self.get_stream_source(stream_index)
             cmd = (
-                "ffmpeg -nostdin -loglevel debug -y"
-                f" {self.get_base_ffmpeg_args(stream_index)}"
-                f' -i "{source}"'
-                f" {self.get_extra_ffmpeg_args(stream_index)}"
-                f" -metadata streamName={stream_name} -f flv -"
-                f" | {sys.executable} -m unifi.clock_sync"
-                f" {'--write-timestamps' if self._needs_flv_timestamps else ''}"
-                f" | nc {destination[0]} {destination[1]}"
+                "ffmpeg -nostdin -loglevel error -y"
+                f" {self.get_base_ffmpeg_args(stream_index)} -rtsp_transport"
+                f' {self.args.rtsp_transport} -i "{source}"'
+                f" {self.get_extra_ffmpeg_args(stream_index)} -metadata"
+                f" streamName={stream_name} -f flv - | {sys.executable} -m"
+                " unifi.clock_sync"
+                f" {'--write-timestamps' if self._needs_flv_timestamps else ''} | nc"
+                f" {destination[0]} {destination[1]}"
             )
 
-
-
             if is_dead:
                 self.logger.warn(f"Previous ffmpeg process for {stream_index} died.")
 
@@ -935,7 +945,7 @@ class UnifiCamBase(metaclass=ABCMeta):
                 f"Spawning ffmpeg for {stream_index} ({stream_name}): {cmd}"
             )
             self._ffmpeg_handles[stream_index] = subprocess.Popen(
-                cmd, shell=True
+                cmd, stdout=subprocess.DEVNULL, shell=True
             )
 
     def stop_video_stream(self, stream_index: str):