Merge pull request #5827 from maron2000/ffmpeg_fix

Add FFmpeg support for CI builds for testing builds in Linux

.github/workflows/linux.yml

@@ -30,11 +30,12 @@ jobs:
       - name: Install libraries
         run: |
           sudo apt-get update -y
-          sudo apt-get install -y nasm fluidsynth libfluidsynth-dev libpcap-dev libslirp-dev libsdl-net1.2-dev libsdl2-net-dev libglu1-mesa-dev freeglut3-dev mesa-common-dev libpng-dev
+          sudo apt-get install -y nasm fluidsynth libfluidsynth-dev libpcap-dev libslirp-dev libsdl-net1.2-dev libsdl2-net-dev libglu1-mesa-dev freeglut3-dev mesa-common-dev libpng-dev libavcodec-dev libavformat-dev libavutil-dev libswscale-dev libavdevice-dev libavcodec-extra
           mkdir src/bin
       - name: Update build info
         shell: bash
         run: |
+          echo "timestamp=`git show -s --format=%at | xargs -I# date -d @# +%Y%m%d%H%M%S`" >> $GITHUB_ENV
           export shortsha=`echo ${GITHUB_SHA} | cut -c1-7`
           export copyrightyear=`git show -s --format=%at | xargs -I# date -d @# +'%Y'`
           export updatestr=`git show -s --format=%at | xargs -I# date -d @# +'%b %d, %Y %I:%M:%S%P'`
@@ -46,13 +47,13 @@ jobs:
       - name: Build Linux SDL1
         run: |
           top=`pwd`
-          ./build-debug
+          ./build-debug --enable-avcodec
           strip -s $top/src/dosbox-x
           cp $top/src/dosbox-x $top/src/bin/dosbox-x-sdl1
       - name: Build Linux SDL2
         run: |
           top=`pwd`
-          ./build-debug-sdl2
+          ./build-debug-sdl2 --enable-avcodec
           strip -s $top/src/dosbox-x
           cp $top/src/dosbox-x $top/src/bin/dosbox-x-sdl2
       - name: Unit testing