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client_ipc_gmq.py
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client_ipc_gmq.py
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#------------------------------------------------------------------------------
# This script demonstrates how to receive a command with a string parameter
# from a Unity app using the plugin. The command handler for this client is in
# the MQXSkeleton.cs script.
#------------------------------------------------------------------------------
import hl2ss
import hl2ss_lnm
import time
#------------------------------------------------------------------------------
# HoloLens address
host = '192.168.1.7'
#------------------------------------------------------------------------------
client = hl2ss_lnm.ipc_gmq(host, hl2ss.IPCPort.GUEST_MESSAGE_QUEUE) # Create hl2ss client object
client.open() # Connect to HL2
# Main Loop: receive just one message
while (True):
msg = client.pull() # Try to download message
if (msg is not None): # Message received from Unity app
client.push(1) # Send single uint32 response to Unity app (0xFFFFFFFF reserved)
break # Stop loop
time.sleep(0.1) # No messages available, wait...
client.close() # Disconnect
command_id = msg[0] # Command id (uint32) user defined (0xFFFFFFFF reserved)
command_params = msg[1] # Command params (bytes) user defined
if (command_id == 0xFFFFFFFE):
# Debug message
# Command id: 0xFFFFFFFE
# Command params: utf-8 string
text = command_params.decode('utf-8') # Convert bytes to string
print(text) # Print string
else:
# Unknown message
print(f'Received command id={command_id} with params={command_params.hex()}') # Print command