add ffmpeg

Author: Your Name

.gitignore

@@ -10,3 +10,5 @@ linuxdeploy*.AppImage
 Miniconda3-latest*.sh
 __pycache__
 funscript-editor*.AppImage
+ffmpeg
+ffmpeg-git*.tar.xz

build_appimage.sh

@@ -4,11 +4,21 @@ if [ ! -f ./linuxdeploy-x86_64.AppImage ]; then
     wget -c "https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage"
 fi
 
+if [ ! -f ffmpeg-git-amd64-static.tar.xz ]; then
+    wget -c "https://johnvansickle.com/ffmpeg/builds/ffmpeg-git-amd64-static.tar.xz"
+fi
+
 rm -f ./funscript-editor-*.AppImage
 
 chmod +x linuxdeploy-x86_64.AppImage
 chmod +x linuxdeploy-plugin-conda.sh
 
+echo "extract ffmpeg..."
+mkdir -p tmp
+tar -xf ffmpeg-git-amd64-static.tar.xz -C tmp
+mv -f tmp/ffmpeg-git*/ffmpeg .
+rm -rf tmp
+
 ARCH=x86_64 \
 	./linuxdeploy-x86_64.AppImage \
 	--appdir AppDir \

linuxdeploy-plugin-conda.sh

@@ -115,6 +115,11 @@ if [ -d dist ]; then
     find dist -iname "*.whl" | sort | tail -n 1 | xargs -I {} pip3 install --force-reinstall {}
 fi
 
+if [ -f ffmpeg ]; then
+    cp -fv ffmpeg $APPDIR/usr/conda/lib/python3*/site-packages/funscript_editor/data
+    chmod +x $APPDIR/usr/conda/lib/python3*/site-packages/funscript_editor/data/ffmpeg
+fi
+
 # create missing symlinks
 mkdir -p "$APPDIR"/usr/bin/
 mkdir -p "$APPDIR"/usr/lib/
@@ -178,4 +183,5 @@ export FONTCONFIG_PATH="$APPDIR"/usr/conda/etc/fonts
 export FONTCONFIG_FILE="$APPDIR"/usr/conda/etc/fonts/fonts.conf
 EOF
 
+
 exit 0