diff options
| -rwxr-xr-x | screencaster | 17 | ||||
| -rwxr-xr-x | xres | 9 |
2 files changed, 22 insertions, 4 deletions
diff --git a/screencaster b/screencaster index 9718528..72b766f 100755 --- a/screencaster +++ b/screencaster @@ -1,7 +1,13 @@ -#!/bin/bash +#!/usr/bin/env bash # # Screencast recorder +# # See https://links.fluxo.info/bookmarks/rhatto/screencast +# https://askubuntu.com/questions/4428/how-can-i-record-my-screen +# https://github.com/dilawar/Scripts/blob/master/record_my_desktop.sh +# https://trac.ffmpeg.org/wiki/Capture/Desktop +# https://andreafortuna.org/2019/09/20/how-to-record-screen-on-linux-from-command-line/ +# https://superuser.com/questions/510985/how-can-i-crop-a-video-to-a-part-of-the-view # # Parameters @@ -15,8 +21,15 @@ if [ -z "$OUT" ]; then exit 1 fi +# Calculate +Xaxis=$(xrandr -q | grep '*' | uniq | awk '{print $1}' | cut -d 'x' -f1) +Yaxis=$(xrandr -q | grep '*' | uniq | awk '{print $1}' | cut -d 'x' -f2) + # Dispatch with vertical offset #ffmpeg -f x11grab -r 25 -s 1366x752 -i :0.0+0,16 -vcodec libx264 -vpre lossless_ultrafast -threads 0 $OUT # Dispatch -ffmpeg -f x11grab -r 25 -s 1366x752 -i :0.0 -vcodec libx264 -vpre lossless_ultrafast -threads 0 $OUT +#ffmpeg -f x11grab -r 25 -s 1366x752 -i :0.0 -vcodec libx264 -vpre lossless_ultrafast -threads 0 $OUT + +# Run +ffmpeg -f x11grab -s $(($Xaxis))x$(($Yaxis)) -r 25 -i :0.0 -qscale 0 $OUT @@ -7,10 +7,11 @@ BASENAME="`basename $0`" X="$1" Y="$2" +INTERFACE="$3" # Check if [ -z "$Y" ]; then - echo "usage: $BASENAME <x-res> <y-res>" + echo "usage: $BASENAME <x-res> <y-res> <interface>" exit 1 elif ! which cvt &> /dev/null; then echo "please install cvt from xserver-xorg-core" @@ -22,9 +23,13 @@ fi # Get modeline and interface MODELINE="`cvt $X $Y | grep -v '^#' | sed -e 's/^Modeline //'`" -INTERFACE="`xrandr | grep " connected" | cut -d ' ' -f 1 | head`" NAME="`echo $MODELINE | cut -d ' ' -f 1 | sed -e 's/"//g'`" +# Fallback to the first connected interface found +if [ -z "$INTERFACE" ]; then + INTERFACE="`xrandr | grep " connected" | cut -d ' ' -f 1 | head -1`" +fi + # Apply xrandr --newmode $MODELINE &> /dev/null xrandr --addmode $INTERFACE $NAME |