diff options
Diffstat (limited to 'voctogui/lib/videodisplay.py')
| -rw-r--r-- | voctogui/lib/videodisplay.py | 57 |
1 files changed, 48 insertions, 9 deletions
diff --git a/voctogui/lib/videodisplay.py b/voctogui/lib/videodisplay.py index a2f7f5a..4133d5a 100644 --- a/voctogui/lib/videodisplay.py +++ b/voctogui/lib/videodisplay.py @@ -1,6 +1,8 @@ import logging from gi.repository import Gst +from lib.config import Config + class VideoDisplay(object): """ Displays a Voctomix-Video-Stream into a GtkWidget """ @@ -11,14 +13,41 @@ class VideoDisplay(object): self.draw_callback = draw_callback self.level_callback = level_callback + caps = Config.get('mix', 'videocaps') + use_previews = Config.getboolean('previews', 'enabled') and Config.getboolean('previews', 'use') + + # Preview-Ports are Raw-Ports + 1000 + if use_previews: + self.log.info('using jpeg-previews instead of raw-video for gui') + port += 1000 + else: + self.log.info('using raw-video instead of jpeg-previews for gui') + # Setup Server-Connection, Demuxing and Decoding pipeline = """ - videotestsrc ! - timeoverlay ! - video/x-raw,width=1920,height=1080,framerate=25/1 ! - """.format( - port=port - ) + tcpclientsrc host={host} port={port} ! + queue ! + matroskademux name=demux + """ + + if use_previews: + pipeline += """ + demux. ! + image/jpeg ! + jpegdec ! + {previewcaps} ! + videoscale method=nearest-neighbour ! + videorate ! + {vcaps} ! + queue ! + """ + + else: + pipeline += """ + demux. ! + {vcaps} ! + queue ! + """ # If an overlay is required, add an cairooverlay-Element into the Video-Path if self.draw_callback: @@ -37,15 +66,17 @@ class VideoDisplay(object): # If an Audio-Path is required, add an Audio-Path through a level-Element if self.level_callback or play_audio: pipeline += """ - audiotestsrc wave=blue-noise ! - audio/x-raw ! + demux. ! + {acaps} ! + queue ! level name=lvl interval=50000000 ! """ # If Playback is requested, push fo alsa if play_audio: + # ts-offset=1000000000 (1s) - should keep audio & video in sync but delay by 1s pipeline += """ - alsasink + alsasink sync=False """ # Otherwise just trash the Audio @@ -54,6 +85,14 @@ class VideoDisplay(object): fakesink """ + pipeline = pipeline.format( + acaps=Config.get('mix', 'audiocaps'), + vcaps=Config.get('mix', 'videocaps'), + previewcaps=Config.get('previews', 'videocaps'), + host=Config.get('server', 'host'), + port=port, + ) + self.log.debug('Creating Display-Pipeline:\n%s', pipeline) self.pipeline = Gst.parse_launch(pipeline) |