1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/gmyth-stream/plugins/media/gstreamer.py	Tue Mar 27 20:27:51 2007 +0100
     1.3 @@ -0,0 +1,90 @@
     1.4 + '''
     1.5 + # GMyth-Stream
     1.6 + #
     1.7 + # @file main.py
     1.8 + #
     1.9 + # @brief <p> Plugin for GMyth-Stream
    1.10 + #
    1.11 + # Copyright (C) 2007 INdT - Instituto Nokia de Tecnologia.
    1.12 + # @author Artur Duque de Souza <artur.souza@indt.org.br>
    1.13 + #
    1.14 + #
    1.15 + # This program is free software; you can redistribute it and/or modify
    1.16 + # it under the terms of the GNU Lesser General Public License as published by
    1.17 + # the Free Software Foundation; either version 2 of the License, or
    1.18 + # (at your option) any later version.
    1.19 + #
    1.20 + # This program is distributed in the hope that it will be useful,
    1.21 + # but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.22 + # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    1.23 + # GNU General Public License for more details.
    1.24 + #
    1.25 + # You should have received a copy of the GNU Lesser General Public License
    1.26 + # along with this program; if not, write to the Free Software
    1.27 + # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    1.28 + #
    1.29 + '''
    1.30 +
    1.31 +import pygst
    1.32 +pygst.require("0.10")
    1.33 +import gst
    1.34 +import gobject
    1.35 +
    1.36 +class Media:
    1.37 +
    1.38 +    def __init__(self, config):
    1.39 +
    1.40 +        # set gstreamer basic options
    1.41 +        self.config = config
    1.42 +        self.pipe = ""
    1.43 +
    1.44 +    def setup(self, filename, codec, bitrate, width, height, port):
    1.45 +
    1.46 +        self.filename = filename
    1.47 +        self.codec = codec
    1.48 +        self.bitrate = int(bitrate)
    1.49 +        self.width = int(width)
    1.50 +        self.height = int(height)
    1.51 +        self.port = int(port)
    1.52 +
    1.53 +        ## Pipelines
    1.54 +
    1.55 +        #queue ! videoscale ! video/x-raw-yuv,width=240,height=144\
    1.56 +        #! videorate ! ffenc_h263p bitrate=256000 me-method=2 \
    1.57 +        #! rtph263ppay ! udpsink  host=224.0.0.1 port=5000
    1.58 +
    1.59 +
    1.60 +        #audio/x-raw-int ! queue ! audioconvert ! faac ! rtpmp4gpay\
    1.61 +        #!  udpsink name=upd_audio host=224.0.0.1 port=5002
    1.62 +
    1.63 +        self.pipe = "filesrc location=%s ! decodebin name=d ! queue ! videoscale !"\
    1.64 +                    "video/x-raw-yuv,width=(int)%d,height=(int)%d ! ffenc_h263p bitrate=%d"\
    1.65 +                    " me-method=2 ! rtph263ppay ! udpsink host=224.0.0.1 port=%d d. ! "\
    1.66 +                    "queue  ! audioconvert ! faac ! rtpmp4gpay ! udpsink name=udp_audio "\
    1.67 +                    "host=224.0.0.1 port=%d" % (self.filename, self.width, self.height,\
    1.68 +                                                self.bitrate, self.port, self.port+2)
    1.69 +
    1.70 +        #self.pipe = "filesrc location=/tmp/mpg/cpm.mpg ! decodebin ! ffmpegcolorspace ! ximagesink"
    1.71 +
    1.72 +        self.pipeline = gst.parse_launch(self.pipe)
    1.73 +
    1.74 +
    1.75 +    def play(self):
    1.76 +
    1.77 +        print "Trying to play pipeline: %s" % self.pipe
    1.78 +        try:
    1.79 +            if (self.pipeline):
    1.80 +                self.pipeline.set_state(gst.STATE_PLAYING)
    1.81 +        except gobject.GError, e:
    1.82 +            print "Error: " + str(e)
    1.83 +
    1.84 +
    1.85 +    def stop(self):
    1.86 +
    1.87 +        print "Trying to stop pipeline: %s" % self.pipe
    1.88 +        try:
    1.89 +            if (self.pipeline):
    1.90 +                self.pipeline.set_state(gst.STATE_NULL)
    1.91 +        except gobject.GError, e:
    1.92 +            print "Error: " + str(e)
    1.93 +