Merge branch 'master' of [fd63:bb49:f2eb:1337::a1]:~/LiveCam
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livecam
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README.md
59
README.md
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@ -1,9 +1,58 @@
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# LiveCam
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live cam stuff
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Kamera-Steaming-Setup auf Basis von ZOTAC ZBOX PRO PI335 pico.
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# scan for AP
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iwlist ath0 scanning
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## Vorbereitung (debian 10)
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# get Wifi status every Second
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ssh ubnt@192.168.1.19 -C 'while true; do iwconfig ath0; sleep 1; done;'
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`apt install htop git vim lshw sudo screen tmux`
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* /etc/vim/vimrc.local erstellen:
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`autocmd BufEnter * set mouse=`
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* /etc/apt/sources.list alle Zeilen erweitern auf:
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`… main contrib non-free`
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* /etc/default/grub in Zeile `GRUB_CMDLINE_LINUX_DEFAULT=` einfügen:
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`rootflags=data=journal`
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* grub updaten:
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`update-grub2`
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* Pakete nachinstallieren:
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```
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apt update
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apt install firmware-linux firmware-iwlwifi firmware-realtek wpasupplicant wireless-tools iw gstreamer1.0-tools gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-alsa alsa-utils v4l-utils
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```
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* in /etc/network/interfaces
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```
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# Chaosnetz
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allow-hotplug wlo2
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iface wlo2 inet dhcp
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wpa-ssid LiveCam
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wpa-psk xxxxxxx
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up iw dev wlo2 set power_save off
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iface wlo2 inet6 static
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address fd63:bb49:f2eb:1337::c1/64
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```
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* /etc/hosts ergänzen:
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```
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fd63:bb49:f2eb:1337::c1 cam1
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fd63:bb49:f2eb:1337::c2 cam2
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fd63:bb49:f2eb:1337::a1 terminal1
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fd63:bb49:f2eb:1337::a2 terminal2
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```
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```
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useradd -m livecam -s /bin/bash -G video,audio,sudo
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passwd livecam # set the usual password
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su -l livecam
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reboot && exit
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```
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@ -1,62 +0,0 @@
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neues Setup auf Basis von ZOTAC ZBOX PRO PI335 pico
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debian 10 vorbereiten
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---------------------
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apt install htop git vim lshw sudo screen tmux
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# /etc/vim/vimrc.local erstellen
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autocmd BufEnter * set mouse=
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# /etc/apt/sources.list alle Zeilen erweitern auf
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... main contrib non-free
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# /etc/default/grub
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# in Zeile GRUB_CMDLINE_LINUX_DEFAULT= einfügen:
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rootflags=data=journal
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# grub updaten
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update-grub2
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# Pakete nachinstallieren
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apt update
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apt install firmware-linux firmware-iwlwifi firmware-realtek wpasupplicant wireless-tools iw gstreamer1.0-tools gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-alsa alsa-utils v4l-utils
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# vi /etc/network/interfaces
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# Chaosnetz
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allow-hotplug wlo2
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iface wlo2 inet dhcp
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wpa-ssid LiveCam
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wpa-psk xxxxxxx
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up iw dev wlo2 set power_save off
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iface wlo2 inet6 static
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address fd63:bb49:f2eb:1337::c1/64
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# /etc/hosts ergänzen
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fd63:bb49:f2eb:1337::c1 cam1
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fd63:bb49:f2eb:1337::c2 cam2
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fd63:bb49:f2eb:1337::a1 terminal1
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fd63:bb49:f2eb:1337::a2 terminal2
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useradd -m livecam -s /bin/bash -G video,audio,sudo
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passwd livecam # set the usual password
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su -l livecam
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reboot && exit
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Videostream bereitstellen
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-------------------------
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v4l2-ctl -d /dev/video0 --set-ctrl=power_line_frequency=1 --set-ctrl=backlight_compensation=1 --stream-lossless --set-fmt-video=width=1920,height=1080,pixelformat=YUYV
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gst-launch-1.0 -e rtpbin name=b rtp-profile=avpf uvch264src device=/dev/video0 name=src auto-start=true \
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src.vidsrc ! video/x-raw,framerate=30/1,profile=high ! videoscale ! video/x-raw,width=1920,height=1080 ! videoconvert ! x264enc tune=zerolatency bitrate=5000 speed-preset=superfast key-int-max=15 ! rtph264pay ! rtpulpfecenc percentage=50 percentage-important=75 ! rtprtxqueue max-size-packets=1000 ! b.send_rtp_sink_0 \
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b.send_rtp_src_0 ! udpsink host=terminal1 port=5001 \
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udpsrc address=:: port=5002 ! b.recv_rtcp_sink_0 \
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b.send_rtcp_src_0 ! udpsink host=terminal1 port=5003 sync=false async=false
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Videostream empfangen
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---------------------
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gst-launch-1.0 -e rtpbin name=b rtp-profile=avpf do-retransmission=true \
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udpsrc address=:: port=5001 caps="application/x-rtp, media=(string)video, clock-rate=(int)90000, encoding-name=(string)H264, payload=(int)96" ! b.recv_rtp_sink_0 b. ! rtpulpfecdec ! rtph264depay ! decodebin ! videoconvert ! fbdevsink device=/dev/fb0 \
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udpsrc address=:: port=5003 ! b.recv_rtcp_sink_0 \
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b.send_rtcp_src_0 ! udpsink host=cam1 port=5002 sync=false async=false
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@ -23,7 +23,7 @@ export DISPLAY=:0
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GSTPID=$!
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while true; do
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# rename window (FIXME: possible race condition with window for cam 2)
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# rename window (FIXME: using different players is a nasty hack)
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GSTXID="$(wmctrl -l | grep "OpenGL renderer" | cut -d" " -f1)" >/dev/null 2>&1
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wmctrl -i -r "$GSTXID" -e 0,2000,0,1000,1000 >/dev/null 2>&1
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wmctrl -i -r "$GSTXID" -b add,fullscreen >/dev/null 2>&1
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GSTPID=$!
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while true; do
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# rename window (FIXME: possible race condition with window for cam 2)
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# rename window (FIXME: using different players is a nasty hack)
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GSTXID="$(wmctrl -l | grep "gst-launch-1.0" | cut -d" " -f1)" >/dev/null 2>&1
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wmctrl -i -r "$GSTXID" -e 0,0,0,1000,1000 >/dev/null 2>&1
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wmctrl -i -r "$GSTXID" -b add,fullscreen >/dev/null 2>&1
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