示例#1
0
 def __init__(self,
              sink_type=None,
              sink_options={},
              codecs=get_decoders(),
              codec_options={},
              volume=1.0):
     if not sink_type:
         sink_type = get_default_sink()
     if sink_type not in get_sink_plugins():
         raise InitExit(1, "invalid sink: %s" % sink_type)
     matching = [
         x for x in CODEC_ORDER if (x in codecs and x in get_decoders())
     ]
     log("SoundSink(..) found matching codecs %s", matching)
     if not matching:
         raise InitExit(
             1,
             "no matching codecs between arguments '%s' and supported list '%s'"
             % (csv(codecs), csv(get_decoders().keys())))
     codec = matching[0]
     decoder, parser, stream_compressor = get_decoder_elements(codec)
     SoundPipeline.__init__(self, codec)
     self.container_format = (parser
                              or "").replace("demux",
                                             "").replace("depay", "")
     self.sink_type = sink_type
     self.stream_compressor = stream_compressor
     log("container format=%s, stream_compressor=%s, sink type=%s",
         self.container_format, self.stream_compressor, self.sink_type)
     self.levels = deque(maxlen=100)
     self.volume = None
     self.src = None
     self.queue = None
     self.normal_volume = volume
     self.target_volume = volume
     self.volume_timer = 0
     self.overruns = 0
     self.underruns = 0
     self.overrun_events = deque(maxlen=100)
     self.queue_state = "starting"
     self.last_data = None
     self.last_underrun = 0
     self.last_overrun = 0
     self.refill = True
     self.last_max_update = monotonic_time()
     self.last_min_update = monotonic_time()
     self.level_lock = Lock()
     pipeline_els = []
     appsrc_el = [
         "appsrc",
         #"do-timestamp=1",
         "name=src",
         "emit-signals=0",
         "block=0",
         "is-live=0",
         "stream-type=%s" % STREAM_TYPE,
         "format=%s" % BUFFER_FORMAT
     ]
     pipeline_els.append(" ".join(appsrc_el))
     if parser:
         pipeline_els.append(parser)
     if decoder:
         decoder_str = plugin_str(decoder, codec_options)
         pipeline_els.append(decoder_str)
     pipeline_els.append("audioconvert")
     pipeline_els.append("audioresample")
     if QUEUE_TIME > 0:
         pipeline_els.append(" ".join([
             "queue", "name=queue", "min-threshold-time=0",
             "max-size-buffers=0", "max-size-bytes=0",
             "max-size-time=%s" % QUEUE_TIME,
             "leaky=%s" % QUEUE_LEAK
         ]))
     pipeline_els.append("volume name=volume volume=0")
     sink_attributes = SINK_SHARED_DEFAULT_ATTRIBUTES.copy()
     #anything older than this may cause problems (ie: centos 6.x)
     #because the attributes may not exist
     sink_attributes.update(SINK_DEFAULT_ATTRIBUTES.get(sink_type, {}))
     get_options_cb = DEFAULT_SINK_PLUGIN_OPTIONS.get(
         sink_type.replace("sink", ""))
     if get_options_cb:
         v = get_options_cb()
         log("%s()=%s", get_options_cb, v)
         sink_attributes.update(v)
     sink_attributes.update(sink_options)
     sink_str = plugin_str(sink_type, sink_attributes)
     pipeline_els.append(sink_str)
     if not self.setup_pipeline_and_bus(pipeline_els):
         return
     self.volume = self.pipeline.get_by_name("volume")
     self.src = self.pipeline.get_by_name("src")
     self.queue = self.pipeline.get_by_name("queue")
     if self.queue:
         if QUEUE_SILENT:
             self.queue.set_property("silent", False)
         else:
             self.queue.connect("overrun", self.queue_overrun)
             self.queue.connect("underrun", self.queue_underrun)
             self.queue.connect("running", self.queue_running)
             self.queue.connect("pushing", self.queue_pushing)
示例#2
0
文件: sink.py 项目: ljmljz/xpra
 def __init__(self, sink_type=None, sink_options={}, codecs=get_codecs(), codec_options={}, volume=1.0):
     if not sink_type:
         sink_type = DEFAULT_SINK
     if sink_type not in SINKS:
         raise InitExit(1, "invalid sink: %s" % sink_type)
     matching = [x for x in CODEC_ORDER if (x in codecs and x in get_codecs())]
     log("SoundSink(..) found matching codecs %s", matching)
     if not matching:
         raise InitExit(1, "no matching codecs between arguments '%s' and supported list '%s'" % (csv(codecs), csv(get_codecs().keys())))
     codec = matching[0]
     decoder, parser = get_decoder_parser(codec)
     SoundPipeline.__init__(self, codec)
     self.sink_type = sink_type
     self.levels = deque(maxlen=100)
     self.volume = None
     self.src    = None
     self.queue  = None
     self.normal_volume = volume
     self.target_volume = volume
     self.volume_timer = 0
     self.overruns = 0
     self.underruns = 0
     self.overrun_events = deque(maxlen=100)
     self.queue_state = "starting"
     self.last_data = None
     self.last_underrun = 0
     self.last_overrun = 0
     self.last_max_update = time.time()
     self.level_lock = Lock()
     decoder_str = plugin_str(decoder, codec_options)
     pipeline_els = []
     appsrc_el = ["appsrc",
                  "do-timestamp=1",
                  "name=src",
                  "emit-signals=0",
                  "block=0",
                  "is-live=0",
                  "stream-type=%s" % STREAM_TYPE,
                  "format=%s" % BUFFER_FORMAT]
     pipeline_els.append(" ".join(appsrc_el))
     pipeline_els.append(parser)
     pipeline_els.append(decoder_str)
     pipeline_els.append("audioconvert")
     pipeline_els.append("audioresample")
     pipeline_els.append("volume name=volume volume=0")
     if QUEUE_TIME>0:
         pipeline_els.append(" ".join(["queue",
                                       "name=queue",
                                       "min-threshold-time=0",
                                       "max-size-buffers=0",
                                       "max-size-bytes=0",
                                       "max-size-time=%s" % QUEUE_TIME,
                                       "leaky=%s" % QUEUE_LEAK]))
     sink_attributes = SINK_SHARED_DEFAULT_ATTRIBUTES.copy()
     from xpra.sound.gstreamer_util import gst_major_version, get_gst_version
     #anything older than this may cause problems (ie: centos 6.x)
     #because the attributes may not exist
     if get_gst_version()>=(0, 10, 36):
         sink_attributes.update(SINK_DEFAULT_ATTRIBUTES.get(gst_major_version, {}).get(sink_type, {}))
     get_options_cb = DEFAULT_SINK_PLUGIN_OPTIONS.get(sink_type.replace("sink", ""))
     if get_options_cb:
         v = get_options_cb()
         log("%s()=%s", get_options_cb, v)
         sink_attributes.update(v)
     sink_attributes.update(sink_options)
     sink_str = plugin_str(sink_type, sink_attributes)
     pipeline_els.append(sink_str)
     if not self.setup_pipeline_and_bus(pipeline_els):
         return
     self.volume = self.pipeline.get_by_name("volume")
     self.src    = self.pipeline.get_by_name("src")
     self.queue  = self.pipeline.get_by_name("queue")
     if get_gst_version()<(1, ):
         self.add_data = self.add_data0
     else:
         self.add_data = self.add_data1
     if self.queue:
         if not QUEUE_SILENT:
             if get_gst_version()<(1, ):
                 self.queue.connect("overrun", self.queue_overrun0)
                 self.queue.connect("underrun", self.queue_underrun0)
                 self.queue.connect("running", self.queue_running0)
                 self.queue.connect("pushing", self.queue_pushing0)
             else:
                 self.queue.connect("overrun", self.queue_overrun1)
                 self.queue.connect("underrun", self.queue_underrun1)
                 self.queue.connect("running", self.queue_running1)
                 self.queue.connect("pushing", self.queue_pushing1)
         else:
             #older versions may not have the "silent" attribute,
             #in which case we will emit the signals for nothing
             try:
                 self.queue.set_property("silent", False)
             except Exception as e:
                 log("cannot silence the queue %s: %s", self.queue, e)
示例#3
0
文件: sink.py 项目: svn2github/Xpra
 def __init__(self, sink_type=None, sink_options={}, codecs=get_decoders(), codec_options={}, volume=1.0):
     if not sink_type:
         sink_type = get_default_sink()
     if sink_type not in get_sink_plugins():
         raise InitExit(1, "invalid sink: %s" % sink_type)
     matching = [x for x in CODEC_ORDER if (x in codecs and x in get_decoders())]
     log("SoundSink(..) found matching codecs %s", matching)
     if not matching:
         raise InitExit(1, "no matching codecs between arguments '%s' and supported list '%s'" % (csv(codecs), csv(get_decoders().keys())))
     codec = matching[0]
     decoder, parser, self.stream_compressor = get_decoder_elements(codec)
     SoundPipeline.__init__(self, codec)
     self.container_format = (parser or "").replace("demux", "").replace("depay", "")
     self.sink_type = sink_type
     self.levels = deque(maxlen=100)
     self.volume = None
     self.src    = None
     self.queue  = None
     self.normal_volume = volume
     self.target_volume = volume
     self.volume_timer = 0
     self.overruns = 0
     self.underruns = 0
     self.overrun_events = deque(maxlen=100)
     self.queue_state = "starting"
     self.last_data = None
     self.last_underrun = 0
     self.last_overrun = 0
     self.last_max_update = time.time()
     self.last_min_update = time.time()
     self.level_lock = Lock()
     pipeline_els = []
     appsrc_el = ["appsrc",
                  "do-timestamp=1",
                  "name=src",
                  "emit-signals=0",
                  "block=0",
                  "is-live=0",
                  "stream-type=%s" % STREAM_TYPE,
                  "format=%s" % BUFFER_FORMAT]
     pipeline_els.append(" ".join(appsrc_el))
     if parser:
         pipeline_els.append(parser)
     if decoder:
         decoder_str = plugin_str(decoder, codec_options)
         pipeline_els.append(decoder_str)
     pipeline_els.append("audioconvert")
     pipeline_els.append("audioresample")
     pipeline_els.append("volume name=volume volume=0")
     if QUEUE_TIME>0:
         pipeline_els.append(" ".join(["queue",
                                       "name=queue",
                                       "min-threshold-time=0",
                                       "max-size-buffers=0",
                                       "max-size-bytes=0",
                                       "max-size-time=%s" % QUEUE_TIME,
                                       "leaky=%s" % QUEUE_LEAK]))
     sink_attributes = SINK_SHARED_DEFAULT_ATTRIBUTES.copy()
     #anything older than this may cause problems (ie: centos 6.x)
     #because the attributes may not exist
     sink_attributes.update(SINK_DEFAULT_ATTRIBUTES.get(sink_type, {}))
     get_options_cb = DEFAULT_SINK_PLUGIN_OPTIONS.get(sink_type.replace("sink", ""))
     if get_options_cb:
         v = get_options_cb()
         log("%s()=%s", get_options_cb, v)
         sink_attributes.update(v)
     sink_attributes.update(sink_options)
     sink_str = plugin_str(sink_type, sink_attributes)
     pipeline_els.append(sink_str)
     if not self.setup_pipeline_and_bus(pipeline_els):
         return
     self.volume = self.pipeline.get_by_name("volume")
     self.src    = self.pipeline.get_by_name("src")
     self.queue  = self.pipeline.get_by_name("queue")
     if self.queue:
         if QUEUE_SILENT:
             self.queue.set_property("silent", False)
         else:
             self.queue.connect("overrun", self.queue_overrun)
             self.queue.connect("underrun", self.queue_underrun)
             self.queue.connect("running", self.queue_running)
             self.queue.connect("pushing", self.queue_pushing)
示例#4
0
 def __init__(self, sink_type=None, sink_options={}, codecs=get_codecs(), codec_options={}, volume=1.0):
     if not sink_type:
         sink_type = DEFAULT_SINK
     if sink_type not in SINKS:
         raise InitExit(1, "invalid sink: %s" % sink_type)
     matching = [x for x in CODEC_ORDER if (x in codecs and x in get_codecs())]
     log("SoundSink(..) found matching codecs %s", matching)
     if not matching:
         raise InitExit(1, "no matching codecs between arguments '%s' and supported list '%s'" % (csv(codecs), csv(get_codecs().keys())))
     codec = matching[0]
     decoder, parser = get_decoder_parser(codec)
     SoundPipeline.__init__(self, codec)
     self.sink_type = sink_type
     self.levels = deque(maxlen=100)
     self.volume = None
     self.src    = None
     self.queue  = None
     self.overruns = 0
     self.underruns = 0
     self.overrun_events = deque(maxlen=100)
     self.queue_state = "starting"
     self.last_underrun = 0
     self.last_overrun = 0
     self.last_max_update = time.time()
     self.level_lock = Lock()
     decoder_str = plugin_str(decoder, codec_options)
     pipeline_els = []
     appsrc_el = ["appsrc",
                  "do-timestamp=1",
                  "name=src",
                  "emit-signals=0",
                  "block=0",
                  "is-live=0",
                  "stream-type=%s" % STREAM_TYPE,
                  "format=%s" % BUFFER_FORMAT]
     pipeline_els.append(" ".join(appsrc_el))
     pipeline_els.append(parser)
     pipeline_els.append(decoder_str)
     pipeline_els.append("audioconvert")
     pipeline_els.append("audioresample")
     pipeline_els.append("volume name=volume volume=%s" % volume)
     queue_el = ["queue",
                 "name=queue",
                 "min-threshold-time=0",
                 "max-size-buffers=0",
                 "max-size-bytes=0",
                 "max-size-time=%s" % QUEUE_TIME,
                 "leaky=%s" % QUEUE_LEAK]
     if QUEUE_SILENT:
         queue_el.append("silent=%s" % QUEUE_SILENT)
     if QUEUE_TIME>0:
         #pipeline_els.append("audiorate")
         pipeline_els.append(" ".join(queue_el))
     sink_attributes = SINK_SHARED_DEFAULT_ATTRIBUTES.copy()
     from xpra.sound.gstreamer_util import gst_major_version, get_gst_version
     #anything older than this may cause problems (ie: centos 6.x)
     #because the attributes may not exist
     if get_gst_version()>=(0, 10, 36):
         sink_attributes.update(SINK_DEFAULT_ATTRIBUTES.get(gst_major_version, {}).get(sink_type, {}))
     get_options_cb = DEFAULT_SINK_PLUGIN_OPTIONS.get(sink_type.replace("sink", ""))
     if get_options_cb:
         v = get_options_cb()
         log("%s()=%s", get_options_cb, v)
         sink_attributes.update(v or {})
     sink_attributes.update(sink_options)
     sink_str = plugin_str(sink_type, sink_attributes)
     pipeline_els.append(sink_str)
     if not self.setup_pipeline_and_bus(pipeline_els):
         return
     self.volume = self.pipeline.get_by_name("volume")
     self.src    = self.pipeline.get_by_name("src")
     self.queue  = self.pipeline.get_by_name("queue")
     if QUEUE_SILENT==0 and self.queue:
         self.queue.connect("overrun", self.queue_overrun)
         self.queue.connect("underrun", self.queue_underrun)
         self.queue.connect("running", self.queue_running)
         self.queue.connect("pushing", self.queue_pushing)