joseluisq

How to resize a qcow2 disk image on Linux

This example takes olddisk.qcow2 and resizes it into newdisk.qcow2, extending one of the guest's partitions to fill the extra space.

1. qcow2 format

1.1. Verify the filesystems of olddisk.qcow2

scottopell

# got this from http://stackoverflow.com/questions/8672809/use-ffmpeg-to-add-text-subtitles

ffmpeg -i infile.mp4 -f srt -i infile.srt -c:v copy -c:a copy -c:s mov_text outfile.mp4


# confirmed working with the following ffmpeg
# (installed using `brew 'ffmpeg', args: ['with-libvorbis', 'with-libvpx']` )
ffmpeg version 3.1.2 Copyright (c) 2000-2016 the FFmpeg developers
built with Apple LLVM version 7.3.0 (clang-703.0.31)
configuration: --prefix=/usr/local/Cellar/ffmpeg/3.1.2 --enable-shared --enable-pthreads --enable-gpl --enable-version3 --enable-hardcoded-tables --enable-avresample --cc=clang --host-cflags= --host-ldflags= --enable-opencl --enable-libx264 --enable-libmp3lame --enable-libxvid --enable-libvorbis --enable-libvpx --disable-lzma --enable-vda

duncanbeevers

(function(window){var i,$sound,$buttonGroup;var $sounds=$(".sound");var clientId=require("config").get("client_id");var oauthToken=require("lib/connect").getAuthToken();var conversionHelper=require("lib/helpers/conversion-helper");var $downloadButton,size;var params,downloadUrl,onSuccess;for(i=$sounds.length-1;i>=0;i--){$sound=$($sounds[i]);var soundcloudUrl="https://soundcloud.com"+($sound.find(".soundTitle__title").attr("href")||window.location.pathname);params={url:soundcloudUrl,client_id:clientId};onSuccess=function($sound){return function(data){var params={client_id:clientId};downloadUrl=require("lib/url").stringify({query:params},data.stream_url+".mp3");$buttonGroup=$($sound.find(".sound__soundActions .sc-button-group")[0]);size=$buttonGroup.find(".sc-button:first")[0].className.match(/sc-button-((?:small)|(?:medium))/)[1];$downloadButton=$('<a class="sc-button sc-button-download sc-button-icon sc-button-responsive">Download</a>').attr({title:"Download this sound ("+conversionHelper.bytesToMB(data.origi