def display_rtsp_stream(number): camera_url = cfg['cam' + str(number)]['url'] lock.acquire() global g_player if not g_player: # first call - for parameters see https://github.com/popcornmix/omxplayer#synopsis g_player = OMXPlayer(camera_url, ['--no-osd', '--no-keys', '--live']) else: if g_player.get_source() != camera_url: g_player.load(camera_url) # play new stream lock.release()
class Omx: def __init__(self, media_folder): self.player = None self.media_folder = media_folder self.expects_loading_exit = False self.looping = False def play(self, filename, loop=False): if self.player: self.expects_loading_exit = True self.player.load(filename) else: args = ['-b', '--no-osd', '-o', 'both'] if loop: args += ['--loop'] self.looping = True else: self.looping = False try: self.player = OMXPlayer(filename, args=args) except SystemError as e: print(e) self.player.stopEvent += self.on_player_stop self.player.exitEvent += self.on_player_exit def on_player_stop(self, player): self.player = None def on_player_exit(self, player, exit_status): if self.expects_loading_exit: self.expects_loading_exit = False else: self.player = None def stop(self): if not self.player: return self.player.stop() self.player = None def pause(self): if not self.player: return self.player.play_pause() def seek_fraction(self, fraction): if not self.player: return duration = self.player.duration() self.player.set_position(fraction * duration) def set_volume(self, volume): if not self.player: return if volume > 10: volume = 10 elif volume < 0: volume = 0 self.player.set_volume(volume) def get_source(self): """ Get player source and remove media folder """ source = self.player.get_source() if source.startswith(self.media_folder + "/"): return source[len(self.media_folder) + 1:] else: return source def status(self): if not self.player: return { 'status': 'stopped', 'source': None, } return { 'status': self.player.playback_status(), 'source': self.get_source(), 'position': self.player.position(), 'duration': self.player.duration(), 'volume': self.player.volume(), 'looping': self.looping, }
class OmxPlayer(): def __init__(self): self.player = None self.paired = False self.masterIp = None self.audio_volume = 100.0 # omxplayer callbacks def posEvent(self, a, b): print('Position event!' + str(a) + " " + str(b)) # print('Position: ' + str(player.position()) + "s") return def seekEvent(self, a, b): print('seek event! ' + str(b)) return def triggerStart(self, pathToTrack, withPause=False): # lrpi_player#105 # Audio output can be routed through hdmi or the jack, # if settings.json is corrupted, default to the hdmi settings_json = settings.get_settings() output_route = settings_json.get("audio_output") normalised_output_route = 'hdmi' omxArgs = [] if output_route == 'hdmi': normalised_output_route = 'hdmi' omxArgs += ['-w', '--layout', '5.1'] elif output_route == 'jack': normalised_output_route = 'local' omxArgs += ['-o', normalised_output_route] print('OUTPUT: ' + normalised_output_route) print('Full playing args: ' + str(omxArgs)) if not withPause: self.player = OMXPlayer( pathToTrack, args=omxArgs, dbus_name='org.mpris.MediaPlayer2.omxplayer0') sleep(0.25) elif withPause: self.player = OMXPlayer( pathToTrack, args=omxArgs, dbus_name='org.mpris.MediaPlayer2.omxplayer0', pause=True) # Might need to set the volume to 0 a different way, # for some tracks omxplayer plays a short, sharp, shock # before setting the volume to 0 self.player.set_volume(0) sleep(0.5) def primeForStart(self, pathToTrack): self.triggerStart(pathToTrack, withPause=True) def start(self, pathToTrack, syncTimestamp=None, master=False): print("Playing on omx... :", master) print("\n") print(pathToTrack) settings_json = settings.get_settings() volume = settings_json.get("audio_volume") try: if not master: if self.player: self.player.quit() self.player = None if syncTimestamp: pause.until(syncTimestamp) if self.player is None or syncTimestamp is None: self.triggerStart(pathToTrack) self.player.positionEvent += self.posEvent self.player.seekEvent += self.seekEvent # self.player.set_position(0) if volume is not None: self.audio_volume = volume print("Volume set to %s" % self.audio_volume) self.player.set_volume(float(self.audio_volume) / 100.0) print('synctime in omxplayer: ', ctime(syncTimestamp)) if master: self.player.play() return str(self.player.duration()) except Exception as e: print( "ERROR: Could not start player... but audio may still be playing!" ) print("Why: ", e) print("returning position 0...") return str(0) # action 16 is emulated keypress for playPause def playPause(self, syncTimestamp=None): print("Playpausing with syncTimeStamp: ", syncTimestamp) if syncTimestamp: pause.until(syncTimestamp) self.player.action(16) return str(self.player.duration()) def getPosition(self): return self.player.position() def getDuration(self): return str(self.player.duration()) def mute(self): print(self.player.volume()) self.player.mute() def volumeUp(self): print("upper: ", self.player.volume()) self.player.set_volume(self.player.volume() + 0.1) def volumeDown(self, interval): # If we're right at the end of the track, don't try to # lower the volume or else dbus will disconnect and # the server will look at though it's crashed if self.player.duration() - self.player.position() > 1: print("omx downer: ", self.player.volume()) if (self.player.volume() <= 0.07 or interval == 0): return False else: self.player.set_volume(self.player.volume() - ((1.0 / interval) / 4.0)) return True return False def seek(self, position, syncTimestamp=None): if self.player.can_seek(): self.player.set_position(self.player.duration() * (position / 100.0)) return self.player.duration() * (position / 100.0) def status(self, status): if self.player != None: print('status requested from omxplayer!') try: status["source"] = self.player.get_source() status["playerState"] = self.player.playback_status() status["canControl"] = self.player.can_control() status["position"] = self.player.position() status["trackDuration"] = self.player.duration() status["error"] = "" except Exception as e: status["playerState"] = "" status["canControl"] = False status[ "error"] = "Something went wrong with player status request: " + str( e) else: status["playerState"] = "" status["canControl"] = False status["error"] = "Player is not initialized!" status["paired"] = self.paired status["master_ip"] = self.masterIp return status def setPaired(self, val, masterIp): self.paired = val self.masterIp = masterIp print('paired set to: ', val) print('master_ip set to: ', masterIp) def exit(self, syncTimestamp=None): if syncTimestamp: pause.until(syncTimestamp) if self.player: self.player.quit() self.__del__() killOmx() else: return 1 def __del__(self): if self.player: self.player.quit() self.player = None killOmx() print("OMX died")