initial commit

bluetooth_sync_audio.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+# fix bluetooth sound synchronization
+# Source: https://blog.sleeplessbeastie.eu/2016/05/09/how-to-fix-bluetooth-sound-synchronization/
+# References: http://askubuntu.com/questions/145935/get-rid-of-0-5s-latency-when-playing-audio-over-bluetooth-with-a2d
+
+LANG=C
+
+for card in $(pactl list cards short | awk '$2 ~ /^bluez_card/ { print $1 }'); do
+  # Print device name
+  echo -n "Found device: "
+  pactl list cards  | awk -v card="#${card}" -v ORS="\n" -v FS="\n" -v RS=""  'split($1,var," ")  var[1] ~ /Card/ && var[2] == card { print }' | awk -v FS=" = " '/device.description/ { print $2}' | tr -d \"
+
+  # Print profiles 
+  pactl list cards | awk -v card="#${card}" -v ORS="\n" -v FS="\n" -v RS="" -e 'split($1,var," ")  var[1] ~ /Card/ && var[2] == card { print }'  | awk '/Profiles/,/Active/ {gsub(/^\t/,"",$0); print}'
+
+  echo "Set profile: Headset Head Unit (HSP/HFP)" 
+  pactl set-card-profile ${card} headset_head_unit
+
+  echo "Set profile: Advanced Audio Distribution Profile (A2DP)"
+  pactl set-card-profile ${card} a2dp_sink
+done

checkpatch_project.sh

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+#!/bin/bash
+
+#checkpatch --no-tree -f
+checkpatch="/usr/lib/modules/$(uname -r)/build/scripts/checkpatch.pl"
+
+if [ -z "$1" ]; then
+	project_dir="$PWD"
+elif [ -d "$1" ]; then
+	project_dir="$1"
+else
+	source_file="$1"
+fi
+
+if [ -z "$project_dir" ]; then
+	"${checkpatch}" --no-tree -f "${source_file}"
+else
+	find "${project_dir}" -regex '.*\.\(c\|h\)' -exec "${checkpatch}" --no-tree -f '{}' +
+fi
+

ffmpeg/ultrafast_x264_mp4.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Capture screen script
+prefix=`date +"%G.%m.%d_%H.%M.%S"`
+
+ffmpeg  -y -f x11grab \
+	-video_size 1920x1080 \
+	-r 30 \
+	-i $DISPLAY \
+	-f pulse \
+	-ac 2 \
+	-i default \
+	-c:v libx264 \
+	-crf 0 \
+	-pix_fmt yuv420p \
+	-preset ultrafast \
+	-threads 0 \
+	$prefix.mp4
+#	-f alsa \
+#	-i hw:2,1 \
+#-an \

flac_to_mp3.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+IFS=$'\n'
+list=$(find "${1}" -iname "*flac")
+for i in $list ; do
+	ffmpeg -i "$i" -acodec libmp3lame -b:a 192k "$(dirname $i)/$(basename "${i/.flac}").mp3"
+	printf "Removing: $i\n"
+	rm -f "$i"
+done
+

headphone_profile_toggle.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+SINKS=$(pacmd list-sinks)
+DEVICE="bluez_card.04_52_C7_C0_ED_BE"
+IFS=$'\r'
+
+case $(echo "$SINKS" | grep 'bluetooth.protocol' | awk '{print $3}') in
+        "\"a2dp_sink\"") pacmd set-card-profile $DEVICE headset_head_unit 1>/dev/null 2>&1
+                ;;  
+        "\"headset_head_unit\"") pacmd set-card-profile $DEVICE a2dp_sink 1>/dev/null 2>&1
+                ;;  
+esac
+

mp3_name_shuffle.sh

@@ -0,0 +1,109 @@
+#!/bin/bash
+# Author:		smirky@smirky.net
+# Created on:		09.06.2017
+# Last modifier:	smirky@smirky.net
+# Last modified:	23.03.2018
+
+# Some 'sane' defaults
+unset verbose
+unset restore
+unset music_dir
+old_state_file=''
+version="20180323"
+
+print_version() {
+	printf "Version: %s\\n" "${version}"
+}
+
+print_usage() {
+	printf "Usage: %s -d DIRECTORY [-r STATE_FILE] [-V]\\n" "${0}"
+}
+
+print_help() {
+	print_usage
+	printf "Rename all mp3 files in a directory with ability to restore.
+
+	-d, --directory DIRECTORY	specify the work path
+	-r, --restore STATE_FILE	restore a previous state of file names
+	-V, --verbose			output verbose details while running
+	-h, --help			display this help and exit
+	-v, --version			output version information and exit\\n"
+}
+
+vprintf() {
+	if [ "${verbose}" ]; then
+		printf "%s\\n" "$@"
+	fi
+}
+
+OPTS=$(getopt -o d:r:Vhv --long directory:,restore:,verbose,help,version -n 'parse-options' -- "$@")
+
+while true; do
+	case "$1" in
+		-v | --version ) print_version && exit;;
+		-h | --help ) print_help && exit;;
+		-V | --verbose ) verbose=true; shift;;
+		-r | --restore ) restore=true && old_state_file="$2"; shift 2;;
+		-d | --directory ) music_dir="$2"; shift 2;;
+		-- ) shift; break;;
+		* ) print_usage; exit;;
+	esac
+	if [ "$1" == "" ]; then
+		break
+	fi
+done
+if [ -z "${music_dir}" ]; then
+	print_usage
+	exit 1
+fi
+
+if [ ! -d "${music_dir}" ]; then
+	printf "%s doesn't exist!\\n" "${music_dir}"
+	exit 1
+fi
+
+if [ ! -w "${music_dir}" ]; then
+	printf "No permissions to write in %s !\\n" "${music_dir}"
+	exit 1
+fi
+
+state_dir="${music_dir}/_STATES_"
+if [ ! -d "${state_dir}" ]; then
+	vprintf "Creating: ${state_dir}"
+	mkdir "${state_dir}"
+fi
+
+new_state_file="${state_dir}/$(date +'%Y.%m.%d_%H:%M:%S')"
+vprintf "Generating state file: ${new_state_file}"
+touch "${new_state_file}"
+
+if [ $restore ]; then
+	if [ ! -f "${old_state_file}" ]; then
+		printf "No such STATE_FILE: %s !\\n" "${old_state_file}"
+		rm "${new_state_file}"
+		exit 1
+	fi
+	IFS=$'\t'
+	while read -r old current
+	do
+		vprintf "mv \"${music_dir}/${current}\" \"${music_dir}/${old}\""
+		mv "${music_dir}/${current}" "${music_dir}/${old}"
+		printf "%s\\t%s\\n" "${old}" "${current}" >> "${new_state_file}"
+	done < "${old_state_file}"
+	exit
+fi
+
+vprintf "Generating mp3 file list..."
+cd "${music_dir}" || return
+IFS=$'\n'
+list=$(find . -type f -iname "*.mp3" -printf '%P\n')
+cd - 1>/dev/null || return
+
+for i in ${list} ; do
+	new_name="$(head -c 500 /dev/urandom | tr -dc 'a-zA-Z0-9_-' | fold -w 30 | head -n 1).mp3"
+	vprintf "mv \"${music_dir}/$i\" \"${music_dir}/${new_name}\""
+	mv "${music_dir}/${i}" "${music_dir}/${new_name}"
+	printf "%s\\t%s\\n" "${i}" "${new_name}" >> "${new_state_file}"
+done
+vprintf "Done!"
+

mp3_resample.sh

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+#!/bin/bash
+
+IFS=$'\n'
+list=$(find "${1}" -iname "*mp3")
+
+resample()
+{
+	echo "${i}"
+	bitrate=$(mp3info -r a -p "%r" "${i}"|sed 's/\..*$//')
+	ffmpeg -i "${i}" -b:a "${bitrate}k" "${i}.mp3"
+	mv "${i}.mp3" "${i}"
+	echo "${i}.mp3"
+}
+
+for i in ${list} ; do
+	resample "${i}"
+done
+

screenshot_to_url_local.sh

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+#!/bin/bash
+
+if [ -z "$DISPLAY" ]; then
+	DISPLAY=:0
+fi
+
+scrot '%Y-%m-%d-%H:%M:%S.png' -e "mv \$f ~http/screenshots/. && echo https://www.smirky.net/screenshots/\$f | xclip -selection clip-board"

screenshot_to_url_remote.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+file=$(date +"%Y-%m-%d-%T.png")
+maim -s "/tmp/$file" -b 1
+# link=$(proxychains4 curl -s -F file=@"/tmp/$file" https://www.smirky.net/upload/upload.php | grep https | cut -d\" -f2 2>/dev/null)
+link=$(curl -s -F file=@"/tmp/$file" https://www.smirky.net/upload/upload.php | grep https | cut -d\" -f2 2>/dev/null)
+rm -f "/tmp/$file"
+notify-send "$link"
+printf "%s" "$link" | xclip -selection clip-board