diff options
Diffstat (limited to 'example-scripts/gstreamer')
| -rwxr-xr-x | example-scripts/gstreamer/ingest.py | 230 |
1 files changed, 113 insertions, 117 deletions
diff --git a/example-scripts/gstreamer/ingest.py b/example-scripts/gstreamer/ingest.py index a9e06c4..efb7be2 100755 --- a/example-scripts/gstreamer/ingest.py +++ b/example-scripts/gstreamer/ingest.py @@ -9,7 +9,6 @@ Features: Mix and match audio and video sources muxed into one streem. Can display video locally, including frame count and fps. Defaults to test audio and video sent to local core. - """ import argparse @@ -27,8 +26,8 @@ GObject.threads_init() Gst.init([]) # this is to use the same code tha gui uses to get config from core -sys.path.insert(0, '../..' ) -sys.path.insert(0, '.' ) +sys.path.insert(0, '../..') +sys.path.insert(0, '.') import voctogui.lib.connection as Connection @@ -39,142 +38,143 @@ def mk_video_src(args, videocaps): video_device = "device={}".format(args.video_dev) \ if args.video_dev else "" - monitor = """tee name=t ! queue ! - videoconvert ! fpsdisplaysink sync=false - t. ! queue !""" \ - if args.monitor else "" + monitor = """ + tee name=t ! + queue ! + videoconvert ! + fpsdisplaysink sync=false + t. ! queue ! + """ if args.monitor else "" if args.video_source == 'dv': video_src = """ - dv1394src name=videosrc {video_device}! - dvdemux name=demux ! - queue ! - dvdec ! - {monitor} - deinterlace mode=1 ! - videoconvert ! - videorate ! - videoscale ! - """ - + dv1394src name=videosrc {video_device} ! + dvdemux name=demux ! + queue ! + dvdec ! + {monitor} + deinterlace mode=1 ! + videoconvert ! + videorate ! + videoscale ! + """ + elif args.video_source == 'hdv': video_src = """ hdv1394src {video_device} do-timestamp=true name=videosrc ! - tsdemux name=demux! - queue ! - decodebin ! - {monitor} - deinterlace mode=1 ! - videorate ! - videoscale ! - videoconvert ! - """ + tsdemux name=demux! + queue ! + decodebin ! + {monitor} + deinterlace mode=1 ! + videorate ! + videoscale ! + videoconvert ! + """ elif args.video_source == 'hdmi2usb': # https://hdmi2usb.tv # Note: this code works with 720p video_src = """ v4l2src {video_device} name=videosrc ! - queue ! - image/jpeg,width=1280,height=720 ! - jpegdec ! - {monitor} - videoconvert ! - videorate ! - """ + queue ! + image/jpeg,width=1280,height=720 ! + jpegdec ! + {monitor} + videoconvert ! + videorate ! + """ elif args.video_source == 'ximage': video_src = """ - ximagesrc name=videosrc - use-damage=false ! - {monitor} - videoconvert ! - videorate ! - videoscale ! - """ - # startx=0 starty=0 endx=1919 endy=1079 ! + ximagesrc name=videosrc + use-damage=false ! + {monitor} + videoconvert ! + videorate ! + videoscale ! + """ + # startx=0 starty=0 endx=1919 endy=1079 ! elif args.video_source == 'blackmagichdmi': video_src = """ decklinkvideosrc mode=17 connection=2 ! - {monitor} - videoconvert ! - videorate ! - videoscale ! - """ + {monitor} + videoconvert ! + videorate ! + videoscale ! + """ elif args.video_source == 'test': video_src = """ - videotestsrc name=videosrc - pattern=ball + videotestsrc name=videosrc + pattern=ball foreground-color=0x00ff0000 background-color=0x00440000 ! - {monitor} - """ + {monitor} + """ - video_src = video_src.format( - video_device=video_device, - monitor=monitor) + video_src = video_src.format(video_device=video_device, monitor=monitor) video_src += videocaps + "!\n" return video_src -def mk_audio_src(args, audiocaps): +def mk_audio_src(args, audiocaps): audio_device = "device={}".format(args.audio_dev) \ if args.audio_dev else "" - if args.audio_source in [ 'dv', 'hdv' ]: + if args.audio_source in ['dv', 'hdv']: # this only works if video is from DV also. # or some gst source that gets demux ed audio_src = """ demux. ! - audioconvert ! - """ + audioconvert ! + """ elif args.audio_source == 'pulse': audio_src = """ - pulsesrc {audio_device} name=audiosrc ! - """.format(audio_device=audio_device) + pulsesrc {audio_device} name=audiosrc ! + """.format(audio_device=audio_device) elif args.audio_source == 'alsa': audio_src = """ - alsasrc {audio_device} name=audiosrc ! - """.format(audio_device=audio_device) + alsasrc {audio_device} name=audiosrc ! + """.format(audio_device=audio_device) elif args.audio_source == 'blackmagichdmi': audio_src = """ decklinkaudiosrc ! - """ + """ elif args.audio_source == 'test': audio_src = """ audiotestsrc name=audiosrc freq=330 ! - """ + """ audio_src += audiocaps + "!\n" return audio_src -def mk_mux(args): +def mk_mux(args): mux = """ - mux. - matroskamux name=mux ! - """ + mux. + matroskamux name=mux ! + """ return mux + def mk_client(args): core_ip = socket.gethostbyname(args.host) - client = """ - tcpclientsink host={host} port={port} - """.format(host=core_ip, port=args.port) + client = """ + tcpclientsink host={host} port={port} + """.format(host=core_ip, port=args.port) return client def mk_pipeline(args, server_caps): - video_src = mk_video_src(args, server_caps['videocaps']) audio_src = mk_audio_src(args, server_caps['audiocaps']) mux = mk_mux(args) @@ -183,22 +183,21 @@ def mk_pipeline(args, server_caps): pipeline = video_src + "mux.\n" + audio_src + mux + client # remove blank lines to make it more human readable - pipeline = pipeline.replace("\n\n","\n") + pipeline = pipeline.replace("\n\n", "\n") return pipeline -def get_server_caps(): - +def get_server_caps(): # fetch config from server server_config = Connection.fetchServerConfig() server_caps = {'videocaps': server_config['mix']['videocaps'], - 'audiocaps': server_config['mix']['audiocaps']} + 'audiocaps': server_config['mix']['audiocaps']} return server_caps -def run_pipeline(pipeline, args): +def run_pipeline(pipeline, args): core_ip = socket.gethostbyname(args.host) clock = GstNet.NetClientClock.new('voctocore', core_ip, 9998, 0) @@ -212,17 +211,16 @@ def run_pipeline(pipeline, args): senderPipeline.use_clock(clock) src = senderPipeline.get_by_name('src') - def on_eos(self, bus, message): + def on_eos(bus, message): print('Received EOS-Signal') sys.exit(1) - def on_error(self, bus, message): + def on_error(bus, message): print('Received Error-Signal') (error, debug) = message.parse_error() print('Error-Details: #%u: %s' % (error.code, debug)) sys.exit(1) - # Binding End-of-Stream-Signal on Source-Pipeline senderPipeline.bus.add_signal_watch() senderPipeline.bus.connect("message::eos", on_eos) @@ -230,7 +228,7 @@ def run_pipeline(pipeline, args): print("playing") senderPipeline.set_state(Gst.State.PLAYING) - + mainloop = GObject.MainLoop() try: mainloop.run() @@ -243,65 +241,64 @@ def run_pipeline(pipeline, args): return -def get_args(): +def get_args(): parser = argparse.ArgumentParser( - description='''Vocto-ingest Client with Net-time support. + description='''Vocto-ingest Client with Net-time support. Gst caps are retrieved from the server. Run without parameters: send test av to localhost:10000 - ''') - + ''' + ) + parser.add_argument('-v', '--verbose', action='count', default=0, - help="Also print INFO and DEBUG messages.") + help="Also print INFO and DEBUG messages.") - parser.add_argument( '--video-source', action='store', - choices=[ - 'dv', 'hdv', 'hdmi2usb', 'blackmagichdmi', - 'ximage', - 'test', ], - default='test', - help="Where to get video from") + parser.add_argument('--video-source', action='store', + choices=['dv', 'hdv', 'hdmi2usb', + 'blackmagichdmi', 'ximage', 'test'], + default='test', + help="Where to get video from") - parser.add_argument( '--video-dev', action='store', - help="video device") + parser.add_argument('--video-dev', action='store', + help="video device") - parser.add_argument( '--audio-source', action='store', - choices=['dv', 'alsa', 'pulse', 'blackmagichdmi', 'test'], - default='test', - help="Where to get audio from") + parser.add_argument('--audio-source', action='store', + choices=['dv', 'alsa', 'pulse', + 'blackmagichdmi', 'test'], + default='test', + help="Where to get audio from") - parser.add_argument( '--audio-dev', action='store', - default='hw:CARD=CODEC', - help="for alsa/pulse, audio device") - # maybe hw:1,0 + # maybe hw:1,0 + parser.add_argument('--audio-dev', action='store', + default='hw:CARD=CODEC', + help="for alsa/pulse, audio device") - parser.add_argument( '--audio-delay', action='store', - default='10', - help="ms to delay audio") + parser.add_argument('--audio-delay', action='store', + default='10', + help="ms to delay audio") parser.add_argument('-m', '--monitor', action='store_true', - help="fps display sink") + help="fps display sink") - parser.add_argument( '--host', action='store', - default='localhost', - help="hostname of vocto core") + parser.add_argument('--host', action='store', + default='localhost', + help="hostname of vocto core") - parser.add_argument( '--port', action='store', - default='10000', - help="port of vocto core") + parser.add_argument('--port', action='store', + default='10000', + help="port of vocto core") args = parser.parse_args() return args - + def main(): - args = get_args() core_ip = socket.gethostbyname(args.host) # establish a synchronus connection to server - Connection.establish(core_ip) + Connection.establish(core_ip) server_caps = get_server_caps() @@ -310,6 +307,5 @@ def main(): run_pipeline(pipeline, args) - if __name__ == '__main__': main() |