patch: support jack portpattern

[whohoho]

It is possible to tell jack what ports to autoconnect to (so you can for example connect to the ardour mixer instead of soundcard output)

Here is a patch:

diff --git a/bin/openob b/bin/openob
index 4ce9b44..82af62f 100755
--- a/bin/openob
+++ b/bin/openob
@@ -44,6 +44,7 @@ parser_tx_alsa.add_argument('-d', '--alsa_device', type=str, default='hw:0', hel
 parser_tx_jack = parser_tx.add_argument_group('jack', 'Options when using JACK source type')
 parser_tx_jack.add_argument('-jn', '--jack_name', type=str, default='openob', help="JACK port name root")
 parser_tx_jack.add_argument('-aj', '--jack_auto', action='store_false', help="Disable auto connection for JACK inputs")
+parser_tx_jack.add_argument('-jp', '--jack_port_pattern', type=str, default=None, help="JACK port pattern")
 parser_tx.add_argument('-r', '--samplerate', type=int, default=0, help="Set the sample rate to request from the input (Hz)")
 parser_tx.add_argument('-e', '--encoding', type=str, choices=['pcm', 'opus'], default='opus', help="The audio encoding type for this link; PCM for linear audio (16-bit), or Opus for encoded audio")
 parser_tx.add_argument('-p', '--port', type=int, default=3000, help="The base port to use for audio transport. This port must be accessible on the receiving host")
@@ -68,6 +69,8 @@ parser_rx_alsa.add_argument('-d', '--alsa_device', type=str, default='hw:0', hel
 parser_rx_jack = parser_rx.add_argument_group('jack', 'Options when using JACK output type')
 parser_rx_jack.add_argument('-jn', '--jack_name', type=str, default='openob', help="JACK port name root")
 parser_rx_jack.add_argument('-aj', '--jack_auto', action='store_false', help="Disable auto connection for JACK inputs")
+parser_rx_jack.add_argument('-jp', '--jack_port_pattern', type=str, default=None, help="JACK port pattern")
+
 parser_rx.set_defaults(mode='rx')
 
 
diff --git a/openob/audio_interface.py b/openob/audio_interface.py
index d9dcd7b..a62f000 100755
--- a/openob/audio_interface.py
+++ b/openob/audio_interface.py
@@ -49,3 +49,5 @@ class AudioInterface(object):
                 self.set("jack_name", opts.jack_name)
             else:
                 self.set("jack_name", "openob")
+            if opts.jack_port_pattern is not None:
+                self.set("jack_port_pattern", opts.jack_port_pattern)
diff --git a/openob/rtp/rx.py b/openob/rtp/rx.py
index 3771533..6ff1a60 100755
--- a/openob/rtp/rx.py
+++ b/openob/rtp/rx.py
@@ -68,6 +68,8 @@ class RTPReceiver(object):
                 sink.set_property('connect', 'none')
             sink.set_property('name', self.audio_interface.jack_name)
             sink.set_property('client-name', self.audio_interface.jack_name)
+            if self.audio_interface.jack_port_pattern:
+                sink.set_property('port-pattern', self.audio_interface.jack_port_pattern)
         elif self.audio_interface.type == 'test':
             sink = Gst.ElementFactory.make('fakesink')
 
diff --git a/openob/rtp/tx.py b/openob/rtp/tx.py
index 90481e8..6831be0 100755
--- a/openob/rtp/tx.py
+++ b/openob/rtp/tx.py
@@ -82,6 +82,9 @@ class RTPTransmitter(object):
             source.set_property('buffer-time', 50000)
             source.set_property('name', self.audio_interface.jack_name)
             source.set_property('client-name', self.audio_interface.jack_name)
+            if self.audio_interface.jack_port_pattern:
+                source.set_property('port-pattern', self.audio_interface.jack_port_pattern)
+
         elif self.audio_interface.type == 'test':
             source = Gst.ElementFactory.make('audiotestsrc')
 

[whohoho]

And a pull request: #37