Add instructions for ffmpeg to the server README

server/README.md

@@ -4,6 +4,7 @@ This is the server part, which is only needed, if you want to run ctbrec in clie
 
 ## Requirements
 * Java 1.8 (32-bit or 64-bit)
+* FFmpeg (see ffmpeg/ffmpeg.txt for more details)
 
 ## Installation
 * Unpack the zip-File

server/src/assembly/ffmpeg.txt

@@ -0,0 +1,10 @@
+Put your statically linked FFmpeg binary here!
+
+For the different platforms copy the following file to this directory;
+Windows: ffmpeg-x.x.x-win64-static\bin\ffmpeg.exe
+Linux: ffmpeg-release-amd64-static/ffmpeg (you can also create a symlink, if FFmpeg is installed already)
+macOS: ffmpeg-x.x.x-macos64-static/bin/ffmpeg
+
+You can download FFmpeg for different platforms here. Make sure to choose the statically linked version: https://ffmpeg.org/download.html
+
+Tested with FFmpeg 4.2.1

server/src/assembly/server.xml

@@ -29,6 +29,10 @@
 			<source>${project.basedir}/README.md</source>
 			<outputDirectory>ctbrec</outputDirectory>
 		</file>
+		<file>
+			<source>${project.basedir}/src/assembly/ffmpeg.txt</source>
+			<outputDirectory>ctbrec/ffmpeg</outputDirectory>
+		</file>
 		<file>
 			<source>${project.build.directory}/${name.final}.jar</source>
 			<outputDirectory>ctbrec</outputDirectory>