・2021/09/20
Windowsパソコンから「リモートデスクトップ接続」で Raspberry Piの GUIに接続する方法
(Raspberry Piで Windowsのリモートデスクトップ サーバ機能をインストールして Windowsから簡単に GUI操作をする方法)
Tags: [Raspberry Pi], [電子工作]
●以前（2016年）にも同じ記事を書いたのを忘れていた！（笑）
・2016/06/09
Raspberry Pi3の X-Window Systemに Windowsのリモートデスクトップから接続する方法
ラズパイ３に xrdpをインストールして Windowsから RDPで X-Window Systemを操作する方法
● Windowsパソコンから「リモートデスクトップ接続」で Raspberry Piの GUIに接続する方法
Windows 10（Client） → ラズパイ（Host）
Raspberry Piで Windowsのリモートデスクトップ サーバ機能をインストールして Windowsから簡単に GUI操作をする方法。
xrdpをインストールしたら完了。すごく簡単！
xrdp
an open-source Remote Desktop Protocol server
sudo apt install xrdp
● xrdpを自分でビルドする方法（上級者向け）
# Uninstall
sudo apt remove -y xrdp
xrdp Building from sources
xrdp Building on Debian 8
# Dependencies
sudo apt-get install -y \
git autoconf libtool pkg-config gcc g++ make libssl-dev libpam0g-dev \
libjpeg-dev libx11-dev libxfixes-dev libxrandr-dev flex bison libxml2-dev \
intltool xsltproc xutils-dev python-libxml2 g++ xutils libfuse-dev \
libmp3lame-dev nasm libpixman-1-dev xserver-xorg-dev
# Build & Install xrdp
XRDP_SRC_DIR="${PWD}"/xrdp
wget https://github.com/neutrinolabs/xrdp/releases/download/v0.9.17/xrdp-0.9.17.tar.gz
tar xvzf xrdp-0.9.17.tar.gz
mv xrdp-0.9.17 "${XRDP_SRC_DIR}"
cd
git clone https://github.com/neutrinolabs/xrdp --depth 1 -b v0.9.17
cd xrdp
./bootstrap
./configure --enable-fuse --enable-mp3lame --enable-pixman
make -j
# Install the xrdp server on your system
sudo make install
sudo ln -s /usr/local/sbin/xrdp{,-sesman} /usr/sbin
# Build & Install xorgxrdp
cd
git clone https://github.com/neutrinolabs/xorgxrdp --depth 1 -b v0.2.17
cd xorgxrdp
./bootstrap
./configure
make -j
sudo make install
# Start xrdp
sudo systemctl enable xrdp
sudo service xrdp start
● xrpd Failed to enable unit: Unit file /etc/systemd/system/xrdp.service is masked
systemctl unmask xrdp
systemctl unmask xrdp-sesman
pi@raspberrypi:~/xorgxrdp $ sudo systemctl enable xrdp
Synchronizing state of xrdp.service with SysV service script with /lib/systemd/systemd-sysv-install.
Executing: /lib/systemd/systemd-sysv-install enable xrdp
Failed to enable unit: Unit file /etc/systemd/system/xrdp.service is masked.
pi@raspberrypi:~/xorgxrdp $ sudo service xrdp start
Failed to start xrdp.service: Unit xrdp.service is masked.
pi@raspberrypi:~/xorgxrdp $ systemctl unmask xrdp
==== AUTHENTICATING FOR org.freedesktop.systemd1.manage-unit-files ===
Authentication is required to manage system service or unit files.
Authenticating as: ,,, (pi)
Password:
==== AUTHENTICATION COMPLETE ===
Removed /etc/systemd/system/xrdp.service.
==== AUTHENTICATING FOR org.freedesktop.systemd1.reload-daemon ===
Authentication is required to reload the systemd state.
Authenticating as: ,,, (pi)
Password:
==== AUTHENTICATION COMPLETE ===
# Failed to start xrdp.service: Unit xrdp-sesman.service is masked.
systemctl unmask xrdp-sesman
● X11rdpは v0.8までの存在（現在は存在しない）
https://github.com/neutrinolabs/xrdp/tree/v0.8/xorg
# Compilation of X11rdp
cd
cd xrdp
cd ./xorg/X11R7.6
./buildx.sh /opt/X11rdp
sudo ln -s /opt/X11rdp/bin/X11rdp /usr/bin
● ラズパイに FreeRDPをインストールして Windows 10の GUIに接続する
ラズパイ（Client） → Windows 10（Host）
FreeRDP
FreeRDP A Remote Desktop Protocol Implementation
sudo apt-get update -y
sudo apt-get install -y \
ninja-build build-essential git-core debhelper cdbs \
dpkg-dev autotools-dev cmake pkg-config xmlto libssl-dev \
docbook-xsl xsltproc libxkbfile-dev libx11-dev libwayland-dev \
libxrandr-dev libxi-dev libxrender-dev libxext-dev libxinerama-dev \
libxfixes-dev libxcursor-dev libxv-dev libxdamage-dev libxtst-dev \
libcups2-dev libpcsclite-dev libasound2-dev libpulse-dev libjpeg-dev \
libgsm1-dev libusb-1.0-0-dev libudev-dev libdbus-glib-1-dev uuid-dev \
libxml2-dev \
libfaad-dev
sudo apt-get install -y \
libgstreamer1.0-dev \
libgstreamer-plugins-base1.0-dev
sudo apt-get install -y \
libgstreamer0.10-dev \
libgstreamer-plugins-base0.10-dev
sudo apt-get install -y \
libfaac-dev
sudo apt-get install -y \
git cmake \
cdbs zlib1g-dev libssl-dev libglib2.0-dev libxml2-dev \
libxext-dev libsystemd-dev libwayland-dev libxkbcommon-dev \
libasound2-dev libpulse-dev libcups2-dev libpcsclite-dev \
libavcodec-dev libavutil-dev libavresample-dev libswresample-dev \
libxkbfile-dev libxinerama-dev libxcursor-dev libxv-dev libxi-dev \
libxrandr-dev docbook-xsl libcairo2-dev xsltproc libusb-1.0-0-dev
cd
git clone git://github.com/FreeRDP/FreeRDP.git -b 2.4.0 --depth 1
cd FreeRDP
git checkout -b 2.4.0
cmake -DTARGET_ARCH=ARM -DWITH_X11=ON
make -j
sudo make install
$ ls -l /usr/local/bin/*freerdp
-rwxr-xr-x 1 root root 41764 Sep 5 10:13 /usr/local/bin/wlfreerdp
-rwxr-xr-x 1 root root 445852 Sep 5 10:13 /usr/local/bin/xfreerdp
# */
WINDOWS_IP=192.168.1.1
WINDOWS_USER=hogehoge
WINDOWS_PASSWORD=password
xfreerdp /v:$WINDOWS_IP /u:$WINDOWS_USER /p:$WINDOWS_PASSWORD /f
$ xfreerdp /?
FreeRDP - A Free Remote Desktop Protocol Implementation
See www.freerdp.com for more information
Usage: xfreerdp [file] [options] [/v:<server>[:port]]
Syntax:
/flag (enables flag)
/option:<value> (specifies option with value)
+toggle -toggle (enables or disables toggle, where '/' is a synonym of '+')
/a:<addin>[,<options>] Addin
/action-script:<file-name> Action script
/admin Admin (or console) session
+aero Enable desktop composition
/app:<path> or ||<alias> Remote application program
/app-cmd:<parameters> Remote application command-line parameters
/app-file:<file-name> File to open with remote application
/app-guid:<app-guid> Remote application GUID
/app-icon:<icon-path> Remote application icon for user interface
/app-name:<app-name> Remote application name for user interface
/app-workdir:<workspace path> Remote application workspace path
/assistance:<password> Remote assistance password
/auto-request-control Automatically request remote assistance
input control
+async-channels Enable Asynchronous channels
(experimental)
+async-input Enable Asynchronous input
+async-update Enable Asynchronous update
/audio-mode:<mode> Audio output mode
+auth-only Enable Authenticate only
-authentication Disable Authentication (experimental)
+auto-reconnect Enable Automatic reconnection
/auto-reconnect-max-retries:<retries>
Automatic reconnection maximum retries, 0
for unlimited [0,1000]
+bitmap-cache Enable bitmap cache
/bpp:<depth> Session bpp (color depth)
/buildconfig Print the build configuration
/cert:[deny,ignore,name:<name>,tofu,fingerprint:<hash>:<hash as hex>
[,fingerprint:<hash>:<another hash>]]
Certificate accept options. Use with care!
* deny ... Automatically abort
connection if the certificate does not
match, no user interaction. *
ignore ... Ignore the certificate
checks altogether (overrules all other
options) * name
... Use the alternate <name>
instead of the certificate subject to
match locally stored certificates * tofu
... Accept certificate
unconditionally on first connect and deny
on subsequent connections if the
certificate does not match * fingerprints
... A list of certificate hashes that are
accepted unconditionally for a connection
/cert-deny [deprecated, use /cert:deny] Automatically
abort connection for any certificate that
can not be validated.
/cert-ignore [deprecated, use /cert:ignore] Ignore
certificate
/cert-name:<name> [deprecated, use /cert:name:<name>]
Certificate name
/cert-tofu [deprecated, use /cert:tofu] Automatically
accept certificate on first connect
/client-build-number:<number> Client Build Number sent to server
(influences smartcard behaviour, see
[MS-RDPESC])
/client-hostname:<name> Client Hostname to send to server
-clipboard[:[use-selection:<atom>]]
Disable Redirect clipboard.
* use-selection:<atom> ... (X11) Specify
which X selection to access. Default is
CLIPBOARD. PRIMARY is the X-style
middle-click selection.
/codec-cache:[rfx|nsc|jpeg] Bitmap codec cache
-compression Disable compression
/compression-level:<level> Compression level (0,1,2)
+credentials-delegation Enable credentials delegation
/d:<domain> Domain
-decorations Disable Window decorations
/disp Display control
/drive:<name>,<path> Redirect directory <path> as named share
<name>. Hotplug support is enabled with
/drive:hotplug,*. This argument provides
the same function as "Drives that I plug
in later" option in MSTSC.
+drives Enable Redirect all mount points as shares
/dvc:<channel>[,<options>] Dynamic virtual channel
/dynamic-resolution Send resolution updates when the window is
resized
/echo Echo channel
-encryption Disable Encryption (experimental)
/encryption-methods:[40,][56,][128,][FIPS]
RDP standard security encryption methods
/f Fullscreen mode (<Ctrl>+<Alt>+<Enter>
toggles fullscreen)
-fast-path Disable fast-path input/output
+fipsmode Enable FIPS mode
/floatbar[:sticky:[on|off],default:[visible|hidden],show:
[always|fullscreen||window]]
floatbar is disabled by default (when
enabled defaults to sticky in fullscreen
mode)
-fonts Disable smooth fonts (ClearType)
/frame-ack:<number> Number of frame acknowledgement
/from-stdin[:force] Read credentials from stdin. With <force>
the prompt is done before connection,
otherwise on server request.
/g:<gateway>[:<port>] Gateway Hostname
/gateway-usage-method:[direct|detect]
Gateway usage method
/gd:<domain> Gateway domain
/gdi:sw|hw GDI rendering
/geometry Geometry tracking channel
+gestures Enable Consume multitouch input locally
/gfx[:[[RFX|AVC420|AVC444],mask:<value>]]
RDP8 graphics pipeline
/gfx-h264[:[[AVC420|AVC444],mask:<value>]
[DEPRECATED] use /gfx:avc420 instead]
RDP8.1 graphics pipeline using H264 codec
+gfx-progressive Enable RDP8 graphics pipeline using progressive
codec
+gfx-small-cache Enable RDP8 graphics pipeline using small cache
mode
+gfx-thin-client Enable RDP8 graphics pipeline using thin client
mode
+glyph-cache Enable Glyph cache (experimental)
/gp:<password> Gateway password
-grab-keyboard Disable Grab keyboard
/gt:[rpc|http[,no-websockets]|auto[,no-websockets]]
Gateway transport type
/gu:[[<domain>\]<user>|<user>[@<domain>]]
Gateway username
/gat:<access token> Gateway Access Token
/h:<height> Height
-heartbeat Disable Support heartbeat PDUs
/help Print help
+home-drive Enable Redirect user home as share
/ipv6 Prefer IPv6 AAA record over IPv4 A record
/kbd:0x<id> or <name> Keyboard layout
/kbd-lang:0x<id> Keyboard active language identifier
/kbd-fn-key:<value> Function key value
/kbd-list List keyboard layouts
/kbd-lang-list List keyboard languages
/kbd-remap:List of <key>=<value>,... pairs to remap scancodes
Keyboard scancode remapping
/kbd-subtype:<id> Keyboard subtype
/kbd-type:<id> Keyboard type
/load-balance-info:<info-string> Load balance info
/log-filters:<tag>:<level>[,<tag>:<level>[,...]]
Set logger filters, see wLog(7) for
details
/log-level:[OFF|FATAL|ERROR|WARN|INFO|DEBUG|TRACE]
Set the default log level, see wLog(7) for
details
/max-fast-path-size:<size> Specify maximum fast-path update size
/max-loop-time:<time> Specify maximum time in milliseconds spend
treating packets
+menu-anims Enable menu animations
/microphone[:[sys:<sys>,][dev:<dev>,][format:<format>,][rate:<rate>,]
[channel:<channel>]] Audio input (microphone)
/monitor-list List detected monitors
/monitors:<id>[,<id>[,...]] Select monitors to use
-mouse-motion Disable Send mouse motion
/multimon[:force] Use multiple monitors
+multitouch Enable Redirect multitouch input
+multitransport Enable Support multitransport protocol
-nego Disable protocol security negotiation
/network:[modem|broadband|broadband-low|broadband-high|wan|lan|auto]
Network connection type
/nsc NSCodec support
+offscreen-cache Enable offscreen bitmap cache
/orientation:[0|90|180|270] Orientation of display in degrees
+old-license Enable Use the old license workflow (no CAL and
hwId set to 0)
/p:<password> Password
/parallel[:<name>[,<path>]] Redirect parallel device
/parent-window:<window-id> Parent window id
+password-is-pin Enable Use smart card authentication with
password as smart card PIN
/pcb:<blob> Preconnection Blob
/pcid:<id> Preconnection Id
/pheight:<height> Physical height of display (in
millimeters)
/play-rfx:<pcap-file> Replay rfx pcap file
/port:<number> Server port
-suppress-output Disable suppress output when minimized
+print-reconnect-cookie Enable Print base64 reconnect cookie after
connecting
/printer[:<name>[,<driver>]] Redirect printer device
/proxy:[<proto>://][<user>:<password>@]<host>:<port>
Proxy settings: override env. var (see
also environment variable below). Protocol
"socks5" should be given explicitly where
"http" is default.
/pth:<password-hash> Pass the hash (restricted admin mode)
/pwidth:<width> Physical width of display (in millimeters)
/rdp2tcp:<executable path[:arg...]>
TCP redirection
/reconnect-cookie:<base64-cookie> Pass base64 reconnect cookie to the
connection
/redirect-prefer:<FQDN|IP|NETBIOS>,[...]
Override the preferred redirection order
/relax-order-checks Do not check if a RDP order was announced
during capability exchange, only use when
connecting to a buggy server
/restricted-admin Restricted admin mode
/rfx RemoteFX
/rfx-mode:[image|video] RemoteFX mode
/scale:[100|140|180] Scaling factor of the display
/scale-desktop:<percentage> Scaling factor for desktop applications
(value between 100 and 500)
/scale-device:100|140|180 Scaling factor for app store applications
/sec:[rdp|tls|nla|ext] Force specific protocol security
+sec-ext Enable NLA extended protocol security
-sec-nla Disable NLA protocol security
-sec-rdp Disable RDP protocol security
-sec-tls Disable TLS protocol security
/serial[:<name>[,<path>[,<driver>[,permissive]]]]
Redirect serial device
/shell:<shell> Alternate shell
/shell-dir:<dir> Shell working directory
/size:<width>x<height> or <percent>%[wh]
Screen size
/smart-sizing[:<width>x<height>] Scale remote desktop to window size
/smartcard[:<str>[,<str>...]] Redirect the smartcard devices containing
any of the <str> in their names.
/smartcard-logon Activates Smartcard Logon authentication.
(EXPERIMENTAL: NLA not supported)
/sound[:[sys:<sys>,][dev:<dev>,][format:<format>,][rate:<rate>,]
[channel:<channel>,][latency:<latency>,][quality:<quality>]]
Audio output (sound)
/span Span screen over multiple monitors
/spn-class:<service-class> SPN authentication service class
/ssh-agent SSH Agent forwarding channel
/t:<title> Window title
-themes Disable themes
/timeout:<time in ms> Advanced setting for high latency links:
Adjust connection timeout, use if you
encounter timeout failures with your
connection
/tls-ciphers:[netmon|ma|ciphers] Allowed TLS ciphers
/tls-seclevel:<level> TLS security level - defaults to 1
-toggle-fullscreen Disable Alt+Ctrl+Enter to toggle
fullscreen
/tune:<setting:value>,<setting:value>
[experimental] directly manipulate freerdp
settings, use with extreme caution!
/tune-list Print options allowed for /tune
/u:[[<domain>\]<user>|<user>[@<domain>]]
Username
+unmap-buttons Enable Let server see real physical pointer
button
/usb:[dbg,][id:<vid>:<pid>#...,][addr:<bus>:<addr>#...,][auto]
Redirect USB device
/v:<server>[:port] Server hostname
/vc:<channel>[,<options>] Static virtual channel
/version Print version
/video Video optimized remoting channel
/vmconnect[:<vmid>] Hyper-V console (use port 2179, disable
negotiation)
/w:<width> Width
-wallpaper Disable wallpaper
+window-drag Enable full window drag
/window-position:<xpos>x<ypos> window position
/wm-class:<class-name> Set the WM_CLASS hint for the window
instance
/workarea Use available work area
Examples:
xfreerdp connection.rdp /p:Pwd123! /f
xfreerdp /u:CONTOSO\JohnDoe /p:Pwd123! /v:rdp.contoso.com
xfreerdp /u:JohnDoe /p:Pwd123! /w:1366 /h:768 /v:192.168.1.100:4489
xfreerdp /u:JohnDoe /p:Pwd123! /vmconnect:C824F53E-95D2-46C6-9A18-23A5BB403532 /v:192.168.1.100
Clipboard Redirection: +clipboard
Drive Redirection: /drive:home,/home/user
Smartcard Redirection: /smartcard:<device>
Serial Port Redirection: /serial:<name>,<device>,[SerCx2|SerCx|Serial],[permissive]
Serial Port Redirection: /serial:COM1,/dev/ttyS0
Parallel Port Redirection: /parallel:<name>,<device>
Printer Redirection: /printer:<device>,<driver>
TCP redirection: /rdp2tcp:/usr/bin/rdp2tcp
Audio Output Redirection: /sound:sys:oss,dev:1,format:1
Audio Output Redirection: /sound:sys:alsa
Audio Input Redirection: /microphone:sys:oss,dev:1,format:1
Audio Input Redirection: /microphone:sys:alsa
Multimedia Redirection: /video
USB Device Redirection: /usb:id:054c:0268#4669:6e6b,addr:04:0c
For Gateways, the https_proxy environment variable is respected:
export https_proxy=http://proxy.contoso.com:3128/
xfreerdp /g:rdp.contoso.com ...
More documentation is coming, in the meantime consult source files
CMake Error at /usr/share/cmake-3.7/Modules/FindPackageHandleStandardArgs.cmake:138 (message):
Could NOT find OpenSSL, try to set the path to OpenSSL root folder in the
system variable OPENSSL_ROOT_DIR (missing: OPENSSL_LIBRARIES
OPENSSL_INCLUDE_DIR)
sudo apt-get install -y libssl-dev
-- Finding required feature XShm for X11 shared memory (X11 shared memory extension)
CMake Error at /usr/share/cmake-3.7/Modules/FindPackageHandleStandardArgs.cmake:138 (message):
Could NOT find XShm (missing: XSHM_LIBRARY XSHM_INCLUDE_DIR)
sudo apt-get install -y libxext-dev
CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
LIBUSB_1_INCLUDE_DIR
sudo apt-get install -y libusb-1.0-0-dev
● ラズパイに VNCサーバ RealVNCをインストールする
# VNCサーバ RealVNCをインストールする
# （Raspberry Pi OSが Light版等の Desktop版以外の場合にインストールが必要）
sudo apt update
sudo apt install realvnc-vnc-server realvnc-vnc-viewer
# VNCを有効にする
sudo raspi-config nonint do_vnc 0
# VNCの状態を確認する
sudo raspi-config nonint get_vnc
Unit vncserver-x11-serviced.service could not be found.
1
※ 0は有効
※ 1は無効
# VNCを有効にする
sudo raspi-config nonint do_vnc 0
※ 0は有効
# VNCを無効にする。
sudo raspi-config nonint do_vnc 1
※ 1は無効
# RealVNCが無い場合
pi@raspberrypi:~ $ sudo raspi-config nonint get_vnc
Unit vncserver-x11-serviced.service could not be found.
1
● ラズパイを AirPlayサーバーにして macOSや iPhoneのサブ画面にする方法
macOS（Client） → ラズパイ（macOSのセカンドディスプレイ化）
ラズパイに RPiPlayをインストールします。
macOS Big Surの MacBook Airから接続して画面のミラーリングや第二画面として使用できる事を確認済み。
FD- / RPiPlay
An open-source AirPlay mirroring server for the Raspberry Pi. Supports iOS 9 and up .
sudo apt-get update -y
cd
git clone https://github.com/FD-/RPiPlay.git
cd RPiPlay
sudo apt-get install -y cmake
sudo apt-get install -y libavahi-compat-libdnssd-dev
sudo apt-get install -y libssl-dev
mkdir build
cd build
cmake ..
make -j
# gstreamer
https://gstreamer.freedesktop.org/documentation/installing/on-linux.html
-- Checking for modules 'gstreamer-1.0>=1.4;gstreamer-sdp-1.0>=1.4;gstreamer-video-1.0>=1.4;gstreamer-app-1.0>=1.4'
-- No package 'gstreamer-1.0' found
-- No package 'gstreamer-sdp-1.0' found
-- No package 'gstreamer-video-1.0' found
-- No package 'gstreamer-app-1.0' found
-- GStreamer not found, skipping compilation of GStreamer renderer
CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
sudo apt-get install -y \
libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev libgstreamer-plugins-bad1.0-dev gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-doc gstreamer1.0-tools gstreamer1.0-x gstreamer1.0-alsa gstreamer1.0-gl gstreamer1.0-gtk3 gstreamer1.0-pulseaudio
# gstreamer1.0-qt5
CMake Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the CMake files:
LIBPLIST
linked by target "airplay" in directory /home/pi/RPiPlay/lib
-- Configuring incomplete, errors occurred!
sudo apt-get install libplist-dev
ls -l ./build/
./rpiplay -h
sudo apt-get install -y cmake
sudo apt-get install -y libavahi-compat-libdnssd-dev
sudo apt-get install -y libplist-dev
sudo apt-get install -y libssl-dev
mkdir build
cd build
cmake ..
make -j
sudo make install
$ ls -l
-rw-r--r-- 1 pi pi 22967 Sep 5 10:56 CMakeCache.txt
drwxr-xr-x 5 pi pi 4096 Sep 5 10:57 CMakeFiles
-rw-r--r-- 1 pi pi 2752 Sep 5 10:56 cmake_install.cmake
drwxr-xr-x 5 pi pi 4096 Sep 5 10:56 lib
-rw-r--r-- 1 pi pi 9854 Sep 5 10:56 Makefile
drwxr-xr-x 5 pi pi 4096 Sep 5 10:57 renderers
-rwxr-xr-x 1 pi pi 3183420 Sep 5 10:57 rpiplay
$ ./rpiplay -h
RPiPlay 1.2: An open-source AirPlay mirroring server for Raspberry Pi
Usage: ./rpiplay [-n name] [-b (on|auto|off)] [-r (90|180|270)] [-l] [-a (hdmi|analog|off)] [-vr renderer] [-ar renderer]
Options:
-n name Specify the network name of the AirPlay server
-b (on|auto|off) Show black background always, only during active connection, or never
-r (90|180|270) Specify image rotation in multiples of 90 degrees
-f (horiz|vert|both) Specify image flipping (horiz = horizontal, vert = vertical, both = both)
-l Enable low-latency mode (disables render clock)
-a (hdmi|analog|off) Set audio output device
-vr renderer Set video renderer to use. Available renderers:
rpi: Raspberry Pi OpenMAX accelerated H.264 renderer [Default]
gstreamer: GStreamer H.264 renderer
dummy: Dummy renderer; does not actually display video
-ar renderer Set audio renderer to use. Available renderers:
rpi: AAC renderer using fdk-aac for decoding and OpenMAX for rendering [Default]
gstreamer: GStreamer audio renderer
dummy: Dummy renderer; does not actually play audio
-d Enable debug logging
-v/-h Displays this help and version information
Tags: [Raspberry Pi], [電子工作]
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【Vulkan】Raspberry Pi 4 Model Bで Vulkanドライバをビルドして 3Dグラフィックのデモを動かす
【v3dv】ラズパイ４Ｂで Vulkan APIを動かす、VK_ICD_FILENAMES broadcom_icd.armv7l.json
Raspberry Pi 4 Model Bに標準搭載の Boot用 EEPROM、ファームウェアのアップデート手順
Raspberry Pi 4 Model Bから新規搭載の Boot用 EEPROMのファームを更新する方法、起動しない場合の復旧方法
NVIDIA Jetson Nano 開発者キットを買ってみた。メモリ容量 4GB LPDDR4 RAM
Jetson Nanoで TensorFlow PyTorch Caffe/Caffe2 Keras MXNet等を GPUパワーで超高速で動かす！
PIP機能付きの 4K対応の 4入力 1出力の HDMIセレクターを買ってみた、HDMI機器が複数有る場合に便利
ピクチャ イン ピクチャ機能付き 4K入力対応の 4入力 1出力 HDMI切り換え機 HDSFX0401P
EDID保持機能付きの 4K対応の 4入力 2出力の マトリックス切り替え HDMIセレクター、液晶画面 2台と使用で最強
TESmart HMA0402A30 マトリックス切り替えで液晶画面 2台に接続できて更に EDID保持の便利機能付き HDMI切り換え機
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