def start(request):
if request.method == 'POST':
form = StreamForm(request.POST)
if form.is_valid():
# Source Info
source_obj = form.cleaned_data['sources']
sId = source_obj.id
sType = source_obj.type
sDevice = source_obj.device
sInput = source_obj.input
sChannelList = source_obj.channelList
# File Info
file = form.cleaned_data['files']
if file:
fileName=os.path.split(file)[-1]
else:
fileName=''
if source_obj.channelList:
channelId = form.cleaned_data['channels']
c=Channel.objects.get(id=channelId)
else:
channelId = ''
# Stream Info
dstObjs = form.cleaned_data['destinations']
# Tune Capture Card and Start Stream
# Handle Different Source Types
if sType == "file":
mediafile=os.path.join(sDevice, file)
#pid=9999
pid=vlc.startStream(mediafile, dstObjs)
elif sType == "ivtv":
vlc.v4l2ctl(sInput, sDevice)
if channelId:
vlc.ivtvTune(sDevice, c.number, c.modulation)
pvrDevice="pvr:/"+sDevice
pid=vlc.startStream(pvrDevice, dstObjs)
elif sType == "dvb":
pid=vlc.startStream(sDevice, dstObjs, c.frequency, c.program, c.modulation)
# Get destination IDs to store into DB
dstIds=','.join([ str(dst.id) for dst in dstObjs ])
# Temporary PID
s = ActiveStream(pid=pid, sourceId=sId, channelId=channelId, fileName=fileName, dstIds=dstIds, time=datetime.datetime.now())
s.save()
#return HttpResponse(str(pid))
return HttpResponseRedirect(reverse('streamer.views.index'))
else:
form = StreamForm()
return render_to_response('streamer/start.html', {'form':form,}, context_instance=RequestContext(request))
def change(request, stream_id, channelId):
'''Change the TV Channel'''
streamObj = get_object_or_404(ActiveStream, id=stream_id)
sourceObj = get_object_or_404(Source, id=streamObj.sourceId)
sType = sourceObj.type
sDevice = sourceObj.device
c = get_object_or_404(Channel, id=channelId)
if sType == 'ivtv':
vlc.ivtvTune(sDevice, c.number, c.modulation)
streamObj.channelId = channelId
streamObj.save()
# Restart VLC, yuck
elif sType == 'dvb':
# Get Active Stream destinations
dstIds = str(streamObj.dstIds).split(',')
# Get all active stream dst objects
dstObjs = [Destination.objects.get(id=dstId) for dstId in dstIds]
# Kill Stream
if DEBUG_CMD:
print "Kill " + str(streamObj.pid)
else:
# Issue Kill Command
# Wait 10 seconds for VLC to close
os.kill(streamObj.pid, 15)
fin_time = time.time() + 10 # wait a max of 10 seconds
while time.time() < fin_time:
try:
os.kill(streamObj.pid, 0)
except OSError:
break
time.sleep(0.1)
# Start Stream
pid = vlc.startStream(sDevice, dstObjs, c.frequency, c.program,
c.modulation)
# Update Channel ID & PID
streamObj.channelId = channelId
streamObj.pid = pid
streamObj.save()
else:
return HttpResponseBadRequest('Can\'t change channel for source: ' +
input_type)
return HttpResponse('Channel Changed')
def change(request, stream_id, channelId):
'''Change the TV Channel'''
streamObj=get_object_or_404(ActiveStream,id=stream_id)
sourceObj=get_object_or_404(Source,id=streamObj.sourceId)
sType=sourceObj.type
sDevice=sourceObj.device
c=get_object_or_404(Channel,id=channelId)
if sType == 'ivtv':
vlc.ivtvTune(sDevice, c.number, c.modulation)
streamObj.channelId=channelId
streamObj.save()
# Restart VLC, yuck
elif sType == 'dvb':
# Get Active Stream destinations
dstIds=str(streamObj.dstIds).split(',')
# Get all active stream dst objects
dstObjs=[ Destination.objects.get(id=dstId) for dstId in dstIds ]
# Kill Stream
if DEBUG_CMD:
print "Kill " + str(streamObj.pid)
else:
# Issue Kill Command
# Wait 10 seconds for VLC to close
os.kill(streamObj.pid, 15)
fin_time = time.time() + 10 # wait a max of 10 seconds
while time.time() < fin_time:
try:
os.kill(streamObj.pid,0)
except OSError:
break
time.sleep(0.1)
# Start Stream
pid=vlc.startStream(sDevice, dstObjs, c.frequency, c.program, c.modulation)
# Update Channel ID & PID
streamObj.channelId=channelId
streamObj.pid=pid
streamObj.save()
else:
return HttpResponseBadRequest('Can\'t change channel for source: ' + input_type)
return HttpResponse('Channel Changed')
def start(request):
if request.method == 'POST':
form = StreamForm(request.POST)
if form.is_valid():
# Source Info
source_obj = form.cleaned_data['sources']
sId = source_obj.id
sType = source_obj.type
sDevice = source_obj.device
sInput = source_obj.input
sChannelList = source_obj.channelList
# File Info
file = form.cleaned_data['files']
if file:
fileName = os.path.split(file)[-1]
else:
fileName = ''
if source_obj.channelList:
channelId = form.cleaned_data['channels']
c = Channel.objects.get(id=channelId)
else:
channelId = ''
# Stream Info
dstObjs = form.cleaned_data['destinations']
# Tune Capture Card and Start Stream
# Handle Different Source Types
if sType == "file":
mediafile = os.path.join(sDevice, file)
#pid=9999
pid = vlc.startStream(mediafile, dstObjs)
elif sType == "ivtv":
vlc.v4l2ctl(sInput, sDevice)
if channelId:
vlc.ivtvTune(sDevice, c.number, c.modulation)
pvrDevice = "pvr:/" + sDevice
pid = vlc.startStream(pvrDevice, dstObjs)
elif sType == "dvb":
pid = vlc.startStream(sDevice, dstObjs, c.frequency, c.program,
c.modulation)
# Get destination IDs to store into DB
dstIds = ','.join([str(dst.id) for dst in dstObjs])
# Temporary PID
s = ActiveStream(pid=pid,
sourceId=sId,
channelId=channelId,
fileName=fileName,
dstIds=dstIds,
time=datetime.datetime.now())
s.save()
#return HttpResponse(str(pid))
return HttpResponseRedirect(reverse('streamer.views.index'))
else:
form = StreamForm()
return render_to_response('streamer/start.html', {
'form': form,
},
context_instance=RequestContext(request))
