如何将 Wiimote 连接到计算机来控制音频播放器?

如何将 Wiimote 连接到计算机来控制音频播放器?

我想连接 Wiimote。我正在运行 natty,想用我的 Wiimote 控制音频播放器。可以吗?

答案1

编辑林兹温德向我透露了一个名为“威肯“。显然,它是作为指示器小程序实现的,并允许自定义您的 wii 操作。您可以将其绑定amarok -t到 wiibutton。


你很幸运,你甚至不知道自己有多幸运。我花了一段时间做了一些研究,但:不久前我写了一个脚本来实现这一点。它适用于 Amarok 和 Totem,但可以轻松修改它以控制其他玩家(前提是他们有命令行界面)。给我几分钟时间写几条评论。然后我会编辑这个答案并发布它。

  • 特征:
    • 检查 Wiimote 的电池状态。
    • 打开 Wiimote 上的 LED。
    • 启动 Amarok。
    • 暂停/继续播放。
    • 跳至下一曲目/最后一曲目。
    • 通过 alsamixer 控制系统音量

你需要 Python 和python-cwiid 安装 python-cwiid/sudo apt-get install python-cwiid已安装。您可以在等待时执行此操作。

以下是脚本。只需在终端中运行它即可。

#!/usr/bin/python
# indent-mode: spaces, indentsize: 4, encoding: utf-8
# © 2011 [email protected].
# Use permitted under MIT license:
# http://www.opensource.org/licenses/mit-license.php (NO WARRANTY IMPLIED)
"""A Wiimote script to control totem and amarok under Ubuntu.

Provides a rudimentary interface to:
-Check battery status of the Wiimote.
-Switch an led on the Wiimote.
-Start Amarok.
-Pause/contiue playing.
-Skip to next/last track.
-Control the system volume over pulseaudio

Needs the package 'python-cwiid', 'amarok' and or 'totem' to be installed.

Globals:

wiimote -- the wiimote object
led -- the status of the led (on/off)

"""

import cwiid
import sys
import os

def main():
    """PC-side interface handles interaction between pc and user.

    b -- battery status
    l -- toggle led
    q -- quit
    h -- print help
    """
    global wiimote
    connect_wiimote()

    #Print help text ont startup
    print 'Confirm each command with ENTER.'
    hlpmsg =    'Press q to quit\n'\
                'b for battery status\n'\
                'l to toggle the led on/off\n'\
                'h or any other key to display this message.'
    print hlpmsg

    #Main loop for user interaction
    doLoop = True
    while doLoop:
        c = sys.stdin.read(1)
        if c == 'b':    # battery status
            state = wiimote.state
            bat = int(100.0 * state['battery'] / cwiid.BATTERY_MAX)
            print bat
        elif c == 'l':  # toggle led
            toggle_led()
        elif c == 'q':  # exit program
            doLoop = False
        elif c == '\n': # ignore newlines
            pass
        else:           # print help message when no valid command is issued
            print hlpmsg

    #Close connection and exit
    wiimote.close()

def connect_wiimote():
    """Connets your computer to a Wiimote."""
    print 'Put Wiimote in discoverable mode now (press 1+2)...'
    global wiimote
    while True:
        try:
            wiimote = cwiid.Wiimote(#add address of Wiimote here for speedup)
            break
        except:
            continue
    wiimote.mesg_callback = callback
    #Set Wiimote options
    global led
    led = True
    wiimote.led = cwiid.LED1_ON
    wiimote.rpt_mode = cwiid.RPT_BTN
    wiimote.enable(cwiid.FLAG_MESG_IFC)

def callback(mesg_list, time):
    """Handels the interaction between Wiimote and user.

    A and B together    -- toggle led
    A                   -- play/pause
    up / down           -- fast forward / backward
    right / left        -- next / previous trakc
    + / -               -- increase / decreas volume

    """
    for mesg in mesg_list:
        # Handle Buttonpresses - add hex-values for simultaneous presses
        # Buttons not listed: 0x4 - B, 0x1 - 2, 0x2 - 1 | just babytown frolics
        if mesg[0] == cwiid.MESG_BTN:
            if mesg[1] == 0x8:      # A botton
                player_control('playpause')
            elif mesg[1] == 0xC:    # A and B together
                toggle_led()
            elif mesg[1] == 0x800:  # Up botton
                player_control('ffwd')
            elif mesg[1] == 0x100:  # Left botton
                player_control('lasttrack')
            elif mesg[1] == 0x200:  # Right botton
                player_control('nexttrack')
            elif mesg[1] == 0x400:  # Down botton
                player_control('fbwd')
            elif mesg[1] == 0x10:   # Minus botton
                change_volume(-1)
            elif mesg[1] == 0x1000: # Plus botton
                change_volume(1)
            elif mesg[1] == 0x80:   # home botton
                shut_down()
        # Handle errormessages
        elif mesg[0] == cwiid.MESG_ERROR:
            global wiimote
            wiimote.close()
            connect_wiimote()

def change_volume(change):
    """Changes system's master volume."""
    cmd = "amixer get Master | grep 'Front Left' | grep -oP '(?<=Playback\ )\d+'"
    fin,fout = os.popen4(cmd)
    currVol = int( fout.read() )
    newVol = currVol + change
    os.system( "amixer set Master "+str(newVol) )

def toggle_led():
    """Toggles first led on Wiimote on/off."""
    global led
    if led == True:
        led = False
        wiimote.led = 0
    else:
        led = True
        wiimote.led = cwiid.LED1_ON

def player_control(action):
    """Controls Amarok or Totem - depending on wich one is running.

    Totem takes precedence over Amarok if running. If none is running, Amarok
    will be started ant take the command.

    """
    print action
    # Check if totem is running
    cmd = "ps -A | grep -oP 'totem'"
    fin,fout = os.popen4(cmd)
    isTotem = fout.read()
    isTotem = isTotem.find('totem') != -1
    # Do the actual player action
    if action == 'nexttrack':
        if isTotem:
            cmd = "totem --next"
        else:
            cmd = "amarok -f"
    elif action == 'lasttrack':
        if isTotem:
            cmd = "totem --previous"
        else:
            cmd = "amarok -r"
    elif action == 'playpause':
        if isTotem:
            cmd = "totem --play-pause"
        else:
            cmd = "amarok -t"
    elif action == 'ffwd':
        if isTotem:
            cmd = "totem --seek-fwd"
    elif action == 'fbwd':
        if isTotem:
            cmd = "totem --seek-bwd"
    os.system(cmd)

main()

答案2

系统托盘中还有一个 GUI 程序,名为“威肯“我曾经在 11.04 (Natty) 之前的 Ubuntu 版本上使用过它,但现在我似乎不知道如何使用位于https://launchpad.net/wiican

它只是按照你的意愿连接和配置按钮,虽然不完美,但我会称它为很棒

一旦我找到如何安装的方法,就会更新帖子。

编辑:我可以在这里找到一个包关联

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