external monitor support
This commit is contained in:
Zhou Hesheng
parent
ca7ffc7800
commit
efaf955716
2 changed files with 266 additions and 51 deletions
121
hidpi-zh.sh
121
hidpi-zh.sh
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@ -1,5 +1,119 @@
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#!/bin/sh
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#
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# Output styling.
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#
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BOLD="\033[1m"
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RED="\033[1;31m"
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GREEN="\033[1;32m"
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BLUE="\033[1;34m"
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OFF="\033[m"
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STYLE_UNDERLINED="\e[4m"
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#
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function _toLowerCase()
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{
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echo "`echo $1 | tr '[:upper:]' '[:lower:]'`"
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}
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#
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function get_edid()
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{
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local index=0
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local selection=0
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gDisplayInf=($(ioreg -lw0 | grep -i "IODisplayEDID" | sed -e "/[^<]*</s///" -e "s/\>//"))
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if [[ "${#gDisplayInf[@]}" -ge 2 ]];
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then
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#
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# Multi monitors detected. Choose target monitor.
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#
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echo ' 显示器列表 '
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echo '------------------------------------'
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echo ' 序号 | VendorID | ProductID '
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echo '------------------------------------'
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for display in "${gDisplayInf[@]}"
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do
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let index++
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#
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# Show monitors.
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#
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printf " %d | ${display:16:4} | ${display:20:4}\n" $index
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done
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#
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# Close the table
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#
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echo '------------------------------------'
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#
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# Let user make a selection.
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#
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printf '请选择需要开启HiDPI的显示器序号'
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if [[ "${#gDisplayInf[@]}" == 2 ]]; then
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printf "[$RED${STYLE_UNDERLINED}E${OFF}xit/1/2]"
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else
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printf "[$RED${STYLE_UNDERLINED}E${OFF}xit/1-${index}]"
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fi
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read -p ": " selection
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case "$(_toLowerCase $selection)" in
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e|exit ) echo "Abort."
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exit -0
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;;
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[[:digit:]]* ) #
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# Lower selection (arrays start at zero).
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#
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if ((selection < 1 || selection > index)); then
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echo "Enter error, bye";
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exit 0
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fi
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let selection-=1
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gMonitor=${gDisplayInf[$selection]}
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;;
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* ) if [[ "${#gDisplayInf[@]}" == 2 ]]; then
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echo 'Invalid menu action, enter 1 or 2'
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else
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echo "Invalid menu action, enter valid number among 1, ..., ${index}"
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fi
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;;
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esac
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else
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gMonitor=${gDisplayInf}
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fi
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#
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#
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if [[ ${gMonitor:16:1} == 0 ]]; then
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# get rid of the prefix 0
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gDisplayVendorID_RAW=${gMonitor:17:3}
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else
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gDisplayVendorID_RAW=${gMonitor:16:4}
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fi
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# convert from hex to dec
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gDisplayVendorID=$((0x$gDisplayVendorID_RAW))
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gDisplayProductID_RAW=${gMonitor:20:4}
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#
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# Exchange two bytes
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#
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# Fix an issue that will cause wrong name of DisplayProductID
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#
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if [[ ${gDisplayProductID_RAW:2:1} == 0 ]]; then
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# get rid of the prefix 0
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gDisplayProduct_pr=${gDisplayProductID_RAW:3:1}
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else
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gDisplayProduct_pr=${gDisplayProductID_RAW:2:2}
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fi
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gDisplayProduct_st=${gDisplayProductID_RAW:0:2}
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gDisplayProductID_reverse="${gDisplayProduct_pr}${gDisplayProduct_st}"
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gDisplayProductID=$((0x$gDisplayProduct_pr$gDisplayProduct_st))
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EDID=$gMonitor
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VendorID=$gDisplayVendorID
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ProductID=$gDisplayProductID
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# echo $VendorID
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# echo $ProductID
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# echo $EDID
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}
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#
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#
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# 初始化
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function init()
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{
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@ -15,15 +129,10 @@ cat << EEF
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============================================
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注：由于我手头没有外置显示器做测试，如果你有多个显示器，
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请在单显示器运行脚本，笔记本外接显示器时请盒盖
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============================================
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EEF
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#
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VendorID=$(ioreg -l | grep "DisplayVendorID" | awk '{print $NF}')
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ProductID=$(ioreg -l | grep "DisplayProductID" | awk '{print $NF}')
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EDID=$(ioreg -l | grep "IODisplayEDID" | awk '{print $NF}' | sed -e 's/.$//' -e 's/^.//')
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get_edid
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Vid=$(echo "obase=16;$VendorID" | bc | tr 'A-Z' 'a-z')
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Pid=$(echo "obase=16;$ProductID" | bc | tr 'A-Z' 'a-z')
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124
hidpi.sh
124
hidpi.sh
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@ -1,5 +1,119 @@
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#!/bin/sh
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#
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# Output styling.
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#
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BOLD="\033[1m"
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RED="\033[1;31m"
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GREEN="\033[1;32m"
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BLUE="\033[1;34m"
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OFF="\033[m"
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STYLE_UNDERLINED="\e[4m"
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#
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function _toLowerCase()
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{
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echo "`echo $1 | tr '[:upper:]' '[:lower:]'`"
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}
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#
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function get_edid()
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{
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local index=0
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local selection=0
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gDisplayInf=($(ioreg -lw0 | grep -i "IODisplayEDID" | sed -e "/[^<]*</s///" -e "s/\>//"))
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if [[ "${#gDisplayInf[@]}" -ge 2 ]];
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then
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#
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# Multi monitors detected. Choose target monitor.
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#
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echo ' Table of monitors '
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echo '------------------------------------'
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echo ' Index | VendorID | ProductID '
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echo '------------------------------------'
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for display in "${gDisplayInf[@]}"
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do
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let index++
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#
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# Show monitors.
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#
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printf " %d | ${display:16:4} | ${display:20:4}\n" $index
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done
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#
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# Close the table
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#
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echo '------------------------------------'
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#
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# Let user make a selection.
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#
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printf 'Choose the display to enable HiDPI'
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if [[ "${#gDisplayInf[@]}" == 2 ]]; then
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printf "[$RED${STYLE_UNDERLINED}E${OFF}xit/1/2]"
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else
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printf "[$RED${STYLE_UNDERLINED}E${OFF}xit/1-${index}]"
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fi
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read -p ": " selection
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case "$(_toLowerCase $selection)" in
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e|exit ) echo "Abort."
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exit -0
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;;
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[[:digit:]]* ) #
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# Lower selection (arrays start at zero).
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#
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if ((selection < 1 || selection > index)); then
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echo "Enter error, bye";
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exit 0
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fi
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let selection-=1
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gMonitor=${gDisplayInf[$selection]}
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;;
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* ) if [[ "${#gDisplayInf[@]}" == 2 ]]; then
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echo 'Invalid menu action, enter 1 or 2'
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else
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echo "Invalid menu action, enter valid number among 1, ..., ${index}"
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fi
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;;
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esac
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else
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gMonitor=${gDisplayInf}
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fi
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#
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#
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if [[ ${gMonitor:16:1} == 0 ]]; then
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# get rid of the prefix 0
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gDisplayVendorID_RAW=${gMonitor:17:3}
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else
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gDisplayVendorID_RAW=${gMonitor:16:4}
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fi
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# convert from hex to dec
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gDisplayVendorID=$((0x$gDisplayVendorID_RAW))
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gDisplayProductID_RAW=${gMonitor:20:4}
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#
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# Exchange two bytes
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#
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# Fix an issue that will cause wrong name of DisplayProductID
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#
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if [[ ${gDisplayProductID_RAW:2:1} == 0 ]]; then
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# get rid of the prefix 0
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gDisplayProduct_pr=${gDisplayProductID_RAW:3:1}
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else
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gDisplayProduct_pr=${gDisplayProductID_RAW:2:2}
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fi
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gDisplayProduct_st=${gDisplayProductID_RAW:0:2}
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gDisplayProductID_reverse="${gDisplayProduct_pr}${gDisplayProduct_st}"
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gDisplayProductID=$((0x$gDisplayProduct_pr$gDisplayProduct_st))
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EDID=$gMonitor
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VendorID=$gDisplayVendorID
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ProductID=$gDisplayProductID
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# echo $VendorID
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# echo $ProductID
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# echo $EDID
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}
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#
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#
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# init
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function init()
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{
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@ -15,18 +129,10 @@ cat << EEF
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============================================
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Note: I don't have an external monitor to
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test the script.If you have multiple monitors,
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please run the script on a single monitor,
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or cover the notebook when it is connected to the monitor.
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============================================
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EEF
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#
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VendorID=$(ioreg -l | grep "DisplayVendorID" | awk '{print $NF}')
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ProductID=$(ioreg -l | grep "DisplayProductID" | awk '{print $NF}')
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EDID=$(ioreg -l | grep "IODisplayEDID" | awk '{print $NF}' | sed -e 's/.$//' -e 's/^.//')
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get_edid
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Vid=$(echo "obase=16;$VendorID" | bc | tr 'A-Z' 'a-z')
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Pid=$(echo "obase=16;$ProductID" | bc | tr 'A-Z' 'a-z')
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