diff options
Diffstat (limited to 'voctocore/videomix.py')
| -rw-r--r-- | voctocore/videomix.py | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/voctocore/videomix.py b/voctocore/videomix.py index 103c8e7..66068fb 100644 --- a/voctocore/videomix.py +++ b/voctocore/videomix.py @@ -4,11 +4,13 @@ from gi.repository import GLib, Gst from controlserver import controlServerEntrypoint class Videomix: -"""mixing, streaming and encoding pipeline constuction and control""" + """mixing, streaming and encoding pipeline constuction and control""" # size of the monitor-streams # should be anamorphic PAL, beacuse we encode it to dv and send it to the mixer-gui monitorSize = (1024, 576) + previewbins = [] + def __init__(self): """initialize video mixing, streaming and encoding pipeline""" # initialize an empty pipeline @@ -38,6 +40,11 @@ class Videomix: # add all video-sources to the quadmix-monitor-screen self.addVideosToQuadmix(quadmixSources, self.pipeline.get_by_name('quadmix')) + # initialize to known defaults + # TODO: make configurable + self.switchVideo(0) + self.switchAudio(0) + Gst.debug_bin_to_dot_file(self.pipeline, Gst.DebugGraphDetails.ALL, 'test') self.pipeline.set_state(Gst.State.PLAYING) @@ -101,8 +108,9 @@ class Videomix: """, False) # name the bin and add it - self.pipeline.add(previewbin) previewbin.set_name('previewbin-{}'.format(idx)) + self.pipeline.add(previewbin) + self.previewbins.append(previewbin) # set the overlay-text previewbin.get_by_name('text').set_property('text', str(idx)) @@ -226,6 +234,15 @@ class Videomix: yield value + def previewBorderHelper(self, previewbin, enabled, color = 'red'): + crop = previewbin.get_by_name('crop') + add = previewbin.get_by_name('add') + add.set_property('fill', color) + for side in ('top', 'left', 'right', 'bottom'): + crop.set_property(side, 5 if enabled else 0) + add.set_property(side, -5 if enabled else 0) + + ### below are access-methods for the ControlServer @controlServerEntrypoint @@ -259,12 +276,20 @@ class Videomix: """switch audio to the selected video""" livevideo = self.pipeline.get_by_name('livevideo') pad = livevideo.get_static_pad('sink_{}'.format(videosource)) - if pad is None: + previewbin = self.pipeline.get_by_name('previewbin-{}'.format(videosource)) + + if pad is None or previewbin is None: return 'unknown video-source: {}'.format(videosource) + self.previewBorderHelper(previewbin, True, 'green') + for iterbin in self.previewbins: + if previewbin != iterbin: + self.previewBorderHelper(iterbin, False) + pad.set_property('alpha', 1) for iterpad in self.iteratorHelper(livevideo.iterate_sink_pads()): if pad != iterpad: + #self.previewBorderHelper(iterpad, 0) iterpad.set_property('alpha', 0) |