print "Found headset with serial number: ", headset.serial_number
info = pylsl.stream_info('Emotiv EEG', 'EEG', len(headset.channel_mask),
headset.sampling_rate, pylsl.cf_int16,
str(headset.serial_number))
info_desc = info.desc()
info_desc.append_child_value("manufacturer", "Emotiv")
channels = info_desc.append_child("channels")
for ch in headset.channel_mask:
channels.append_child("channel").append_child_value(
"label", ch).append_child_value("unit",
"microvolts").append_child_value(
"type", "EEG")
# Outgoing buffer size = 360 seconds, transmission chunk size = 32 samples
outlet = pylsl.stream_outlet(info, 1, 32)
while True:
try:
s = headset.get_sample()
except epoc.EPOCTurnedOffError, e:
print "Headset is turned off, waiting..."
time.sleep(0.02)
else:
if s:
outlet.push_sample(pylsl.vectori(s), pylsl.local_clock())
headset.disconnect()
"EEG",
len(headset.channel_mask),
headset.sampling_rate,
pylsl.cf_int16,
str(headset.serial_number),
)
info_desc = info.desc()
info_desc.append_child_value("manufacturer", "Emotiv")
channels = info_desc.append_child("channels")
for ch in headset.channel_mask:
channels.append_child("channel").append_child_value("label", ch).append_child_value(
"unit", "microvolts"
).append_child_value("type", "EEG")
# Outgoing buffer size = 360 seconds, transmission chunk size = 32 samples
outlet = pylsl.stream_outlet(info, 1, 32)
while True:
try:
s = headset.get_sample()
except epoc.EPOCTurnedOffError, e:
print "Headset is turned off, waiting..."
time.sleep(0.02)
else:
if s:
outlet.push_sample(pylsl.vectori(s), pylsl.local_clock())
headset.disconnect()
from PIL import Image
import struct
info = pylsl.stream_info('VideoFrameCommandStream','Markers',1,0,pylsl.cf_string,'dgeyurtutu567sdf');
outlet = pylsl.stream_outlet(info)
print("looking for video frame stream...")
streams = pylsl.resolve_stream('type','VideoRaw')
# create a new inlet to read from the stream
inlet = pylsl.stream_inlet(streams[0])
print("now sending markers...")
flatFrame = pylsl.vectori()
i=0
while True:
# choose a marker string randomly and store it as a pylsl.vectorstr (note that this is actually a list since there can be multiple channels in the sample, even though it is of little use for markers)
mysample = pylsl.vectorstr([ 'Request Image' ])
# now send it and wait for a bit
outlet.push_sample(mysample)
if(inlet.pull_sample(flatFrame,1)):
print 'got frame'
buf = struct.pack('b'*len(flatFrame), *flatFrame)
#It is possible to load the width and height from the stream header, but not implemented here.
img = Image.frombuffer('RGB', (640,480), buf)
if i==0:
#this opens your default graphics program to show the image. Not wonderful.
img.show()
