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Astroport.ONE/tools/vlc_webcam.sh

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#!/bin/bash
################################################################################
# Author: Fred (support@qo-op.com)
# Version: 0.1
# License: AGPL-3.0 (https://choosealicense.com/licenses/agpl-3.0/)
################################################################################
MY_PATH="`dirname \"$0\"`" # relative
MY_PATH="`( cd \"$MY_PATH\" && pwd )`" # absolutized and normalized
ME="${0##*/}"
TS=$(date -u +%s%N | cut -b1-13)
screencapture(){
vlc \
-i screen://\
--sout "#transcode{vcodec=h264,vb=800,fps=5,scale=1,acodec=none}:duplicate{dst=std{access=file,mux=mp4,dst='${HOME}/Screencapture $(date +%Y-%m-%d) at $(date +%H.%M.%S).mp4'}}"
deskid="$!"
}
if [[ -f ~/.zen/soundrecord.config ]]; then
source ~/.zen/soundrecord.config
else
RECDEVICE=$(pactl list short sources | grep input | cut -f 2)
fi
mkdir -p ~/.zen/tmp/
#echo "Voulez-vous enregistrer le bureau? ENTER sinon"
#read desktop
#[[ $desktop != "" ]] && screencapture
PLAYER=$(cat ~/.zen/game/players/.current/.player 2>/dev/null) || ( espeak "no player. EXIT" && exit 1 )
PSEUDO=$(cat ~/.zen/game/players/.current/.pseudo 2>/dev/null) || ( espeak "no pseudo. EXIT" && exit 1 )
G1PUB=$(cat ~/.zen/game/players/.current/.g1pub 2>/dev/null) || ( espeak "no g1 pub" && exit 1 )
espeak "$PSEUDO"
sleep 1
espeak "Starting Video record. Press ENTER to stop."
# Find "input-slave" :: pactl list short sources
# RECTIME=12
# ${MY_PATH}/displaytimer.sh 12 &
# timeout $RECTIME cvlc v4l2:///dev/video0:width=640:height=480 --input-slave=pulse://alsa_input.usb-HD_Web_Camera_HD_Web_Camera_Ucamera001-02.analog-mono --sout "#transcode{acodec=mpga,ab=128,channels=2,samplerate=44100,threads=4,audio-sync=1}:standard{access=file,mux=mp4,dst=\"$HOME/.zen/tmp/MyVid.mp4\"}"
cvlc v4l2:///dev/video0:width=640:height=480 --input-slave=pulse://$RECDEVICE --sout "#transcode{acodec=mpga,ab=128,channels=2,samplerate=44100,threads=4,audio-sync=1}:standard{access=file,mux=mp4,dst=\"$HOME/.zen/tmp/MyVid.mp4\"}" &
processid="$!"
echo "Press ENTER to stop video recording"
read
kill -15 $processid
# cvlc v4l2:///dev/video0:width=640:height=480 --input-slave=pulse://alsa_input.usb-HD_Web_Camera_HD_Web_Camera_Ucamera001-02.analog-mono --sout '#transcode{acodec=mpga,ab=128,channels=2,samplerate=44100,threads=4,audio-sync=1}:standard{access=file,mux=mp4,dst='~/.zen/tmp/MyVid.mp4'}' --run-time=$RECTIME --stop-time=$RECTIME cvlc://quit
## RECOMMANCER ?
espeak "video transcoding" #-acodec aac
# Ecran vert : ffmpeg -i input.mp4 -i greenscreen.mp4 -filter_complex '[1:v]colorkey=color=00FF00:similarity=0.85:blend=0.0[ckout];[0:v][ckout]overlay[out]' -map '[out]' output.mp4
rm -f ~/.zen/tmp/output.mp4
ffmpeg -i ~/.zen/tmp/MyVid.mp4 -vcodec libx264 -loglevel quiet ~/.zen/tmp/output.mp4
## Create short gif
rm -f ~/.zen/tmp/screen.gif
ffmpeg -ss 1.0 -t 4.0 -i ~/.zen/tmp/output.mp4 ~/.zen/tmp/screen.gif
# Conversion HLS
ffmpeg -i ~/.zen/tmp/output.mp4 -codec: copy -start_number 0 -hls_time 10 -hls_list_size 0 -f hls ~/.zen/tmp/output.m3u8
IPFSID=$(ipfs add -wrHq ~/.zen/tmp/output.mp4 | tail -n 1)
echo "NEW VIDEO FILE /ipfs/$IPFSID/output.mp4"
espeak "OK"
mkdir -p ~/.zen/game/players/.current/vlog
## Creating new video chain index.html
OLDID=$(cat ~/.zen/game/players/.current/.vlog.index 2>/dev/null)
if [[ $OLDID ]]; then
sed s/_OLDID_/$OLDID/g ${MY_PATH}/../templates/video_chain.html > /tmp/index.html
sed -i s/_IPFSID_/$IPFSID/g /tmp/index.html
else
sed s/_IPFSID_/$IPFSID/g ${MY_PATH}/../templates/video_first.html > /tmp/index.html
fi
sed -i s/_DATE_/$(date -u "+%Y-%m-%d#%H:%M:%S")/g /tmp/index.html
sed "s~_PSEUDO_~$PLAYER~g" /tmp/index.html > ~/.zen/game/players/.current/vlog/index.html
# Copy style & js
cp -R ${MY_PATH}/../templates/styles ~/.zen/game/players/.current/vlog/
cp -R ${MY_PATH}/../templates/js ~/.zen/game/players/.current/vlog/
IPFSROOT=$(ipfs add -rHq ~/.zen/game/players/.current/vlog | tail -n 1)
echo $IPFSROOT > ~/.zen/game/players/.current/.vlog.index
# Change CSS path to
sed s/_IPFSROOT_/$IPFSROOT/g /tmp/index.html > ~/.zen/game/players/.current/vlog/index.html
IPFSROOT=$(ipfs add -rHq ~/.zen/game/players/.current/vlog | tail -n 1)
echo "NEW VIDEO http://127.0.0.1:8080/ipfs/$IPFSROOT"
## OUVERTURE VLOG CHAIN
# xdg-open "http://127.0.0.1:8080/ipfs/$IPFSROOT"
## AJOUT VIDEO ASTROPORT
MEDIAID=$(date -u +"%Y%m%d%H%M%S%4N")
mkdir -p ~/astroport/video/vlog/
MEDIAKEY="VLOG_${PLAYER}_${MEDIAID}"
cp ~/.zen/tmp/output.mp4 ~/astroport/video/vlog/$PLAYER_$MEDIAID.mp4
ANIMH=$(ipfs add -q ~/.zen/tmp/screen.gif)
REAL=$(file --mime-type "$HOME/astroport/video/vlog/$PLAYER_$MEDIAID.mp4" | cut -d ':' -f 2 | cut -d ' ' -f 2)
IPFSID=$(ipfs add -q ~/astroport/video/vlog/$PLAYER_$MEDIAID.mp4)
## TW not displaying direct ipfs video link (only image, pdf, ...) so insert <video> html tag
TEXT="<video controls preload='none' poster='/ipfs/"${ANIMH}"'><source src='/ipfs/"${IPFSID}"' type='"${REAL}"'></video><h1>"${PSEUDO}" / VLOG / "${MEDIAID}"</h1><br>http://127.0.0.1:8080/ipfs/$IPFSROOT"
echo "## Creation json tiddler"
echo '[
{
"text": "'${TEXT}'",
"title": "'VLOG ${MEDIAID}'",
"type": "'text/vnd.tiddlywiki'",
"mediakey": "'${MEDIAKEY}'",
"tags": "'${PSEUDO} vlog webcam ipfs video'"
}
]
' > ~/.zen/game/players/.current/vlog/${MEDIAKEY}.dragdrop.json
# LOG
cat ~/.zen/game/players/.current/vlog/${MEDIAKEY}.dragdrop.json | jq
## Adding tiddler to PLAYER TW
ASTRONAUTENS=$(ipfs key list -l | grep -w "${PLAYER}" | cut -d ' ' -f 1)
rm -f ~/.zen/tmp/newindex.html
echo "Nouveau Qr$PEPPER dans MOA $PSEUDO : http://127.0.0.1:8080/ipns/$ASTRONAUTENS"
tiddlywiki --verbose --load ~/.zen/game/players/$PLAYER/ipfs/moa/index.html \
--import ~/.zen/game/players/.current/vlog/${MEDIAKEY}.dragdrop.json "application/json" \
--output ~/.zen/tmp --render "$:/core/save/all" "newindex.html" "text/plain"
echo "PLAYER TW Update..."
if [[ -s ~/.zen/tmp/newindex.html ]]; then
echo "Mise à jour ~/.zen/game/players/$PLAYER/ipfs/moa/index.html"
cp -f ~/.zen/tmp/newindex.html ~/.zen/game/players/$PLAYER/ipfs/moa/index.html
MOATS=$(date -u +"%Y%m%d%H%M%S%4N")
echo "Avancement blockchain TW $PLAYER : $MOATS"
cp ~/.zen/game/players/$PLAYER/ipfs/moa/.chain ~/.zen/game/players/$PLAYER/ipfs/moa/.chain.old
TW=$(ipfs add -Hq ~/.zen/game/players/$PLAYER/ipfs/moa/index.html | tail -n 1)
echo "ipfs name publish --key=$PLAYER /ipfs/$TW"
ipfs name publish --key=$PLAYER /ipfs/$TW
# MAJ CACHE TW $PLAYER
echo $TW > ~/.zen/game/players/$PLAYER/ipfs/moa/.chain
echo $MOATS > ~/.zen/game/players/$PLAYER/ipfs/moa/.moats
echo
else
echo "Une erreur est survenue lors de l'ajout du tiddler VLOG à votre TW"
fi
echo "$PSEUDO TW : http://127.0.0.1:8080/ipns/$ASTRONAUTENS"
# ~/.zen/astrXbian/zen/new_file_in_astroport.sh "$HOME/astroport/video/${MEDIAID}/" "output.mp4" "$G1PUB"
# https://stackoverflow.com/questions/49846400/raspberry-pi-use-vlc-to-stream-webcam-logitech-c920-h264-video-without-tran
# record to MKV cvlc v4l2:///dev/video0:chroma=h264 :input-slave=alsa://hw:1,0 --sout '#transcode{acodec=mpga,ab=128,channels=2,samplerate=44100,threads=4,audio-sync=1}:standard{access=file,mux=mkv,dst='~/.zen/tmp/Webcam_Record/MyVid.mkv'}'
# record to MP4 cvlc v4l2:///dev/video0:chroma=h264 :input-slave=alsa://hw:1,0 --sout '#transcode{acodec=mpga,ab=128,channels=2,samplerate=44100,threads=4,audio-sync=1}:standard{access=file,mux=mp4,dst='~/.zen/tmp/Webcam_Record/MyVid.mp4'}'
# record + stream cvlc v4l2:///dev/video0:chroma=h264 :input-slave=alsa://hw:1,0 --sout '#transcode{acodec=mpga,ab=128,channels=2,samplerate=44100,threads=4,audio-sync=1}:duplicate{dst=standard{access=file,mux=mp4,dst='~/.zen/tmp/Webcam_Record/MyVid.mp4'},dst=standard{access=http,mux=ts,mime=video/ts,dst=:8099}}'
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