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mcardillo55/razer_wave_speed.py

Created May 11, 2017 09:30
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  1. mcardillo55 revised this gist May 11, 2017. No changes.
  2. mcardillo55 created this gist May 11, 2017.
    43 changes: 43 additions & 0 deletions razer_wave_speed.py
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    # Author: Mike Cardillo, 2017
    # Email: [email protected]
    # Desc: Control speed of the Razer 'wave' effect by sending custom values to
    # the razerkbd driver and varying the sleep() time.

    import pyshark
    import time
    import os, sys

    RAZERKBD_SYSFS_PATH = '/sys/bus/hid/drivers/razerkbd/0003:1532:0221.0013/'
    PCAP_FILE = '/home/mike/razer_packets.pcapng'


    cap = pyshark.FileCapture(PCAP_FILE)

    slow_wave_pattern = []

    for idx, cur_cap in enumerate(cap):
    if idx == 966:
    # This is when the pattern repeats.
    break
    cap_data = cur_cap.data.usb_data_fragment
    if cap_data.binary_value[8] == 255:
    # First 8 bytes are control bytes and not included
    # Next are row index, row start and row stop
    # Then 22 RGB values
    slow_wave_pattern.append(cap_data.binary_value[9:78])

    print("done analyzing")
    print(len(slow_wave_pattern))

    while True:
    for pattern in slow_wave_pattern:
    if pattern[0] == 0:
    with open(os.path.join(RAZERKBD_SYSFS_PATH, 'matrix_effect_custom'), 'w') as enable_custom_effect:
    enable_custom_effect.write('1')

    with open(os.path.join(RAZERKBD_SYSFS_PATH, 'matrix_custom_frame'), 'wb') as custom_frame:
    custom_frame.write(pattern)

    sys.stdout.flush()

    time.sleep(0.0010)