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AppImage: try to preload libva

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Resolve subissue #165 (https://github.com/CESNET/UltraGrid/issues/165#issuecomment-978772853)
by trying to preload system libva if there is any.
This commit is contained in:
Martin Pulec
2021-11-30 08:38:59 +01:00
parent 4e4bb45ccf
commit 369341c3d0
1 changed files with 57 additions and 4 deletions
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61
data/scripts/Linux-AppImage/AppRun
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@@ -5,16 +5,14 @@ APPIMAGE=${APPIMAGE-none}
ARGV0=${ARGV0-$0}
DIR=`dirname $0`
export LD_LIBRARY_PATH=$DIR/usr/lib${LD_LIBRARY_PATH:+":$LD_LIBRARY_PATH"}
AI_LIB_PATH=$DIR/usr/lib
export LD_LIBRARY_PATH=$AI_LIB_PATH${LD_LIBRARY_PATH:+":$LD_LIBRARY_PATH"}
# there is an issue with running_from_path() which evaluates this executable
# as being system-installed
#export PATH=$DIR/usr/bin:$PATH
export QT_QPA_FONTDIR=$DIR/usr/lib/fonts
export QT_PLUGIN_PATH=$DIR/usr/lib/qt5/plugins
export QT_QPA_PLATFORM_PLUGIN_PATH=$QT_PLUGIN_PATH/platforms
if [ -d "$DIR/usr/lib/va" ] && [ -z "${LIBVA_DRIVERS_PATH:-}" ]; then
export LIBVA_DRIVERS_PATH=$DIR/usr/lib/va
fi
usage() {
printf "usage:\n"
@@ -87,6 +85,61 @@ handle_updates() {
printf "\n"
}
get_dynamic_loader() {
LOADER_LIST='/lib64/ld-linux-*so* /lib/ld-linux-*so* /lib*/ld-linux-*so*'
for LOADER in $LOADER_LIST; do
for n in $LOADER; do
if [ -x "$n" ]; then
echo "$n"
return
fi
done
done
}
## Tries to find system libva. If found it is preloaded (+libva-drm+libva-x11)
## @retval 0 if preloaded; 1 otherwise
set_libva_ld_preload() {
if [ ! -f "$AI_LIB_PATH/ultragrid/ultragrid_vcompress_libavcodec.so" ]; then
return 1
fi
LOADER=$(get_dynamic_loader)
if [ ! -x "$LOADER" ]; then
return 1
fi
AI_LIBAVCODEC_LIB=$(LD_TRACE_LOADED_OBJECTS=1 "$LOADER" "$AI_LIB_PATH/ultragrid/ultragrid_vcompress_libavcodec.so" | grep libavcodec.so | grep -v 'not found' | awk '{print $3}')
if [ -z "$AI_LIBAVCODEC_LIB" ]; then
return 1
fi
S_LD_LIBRARY_PATH=$LD_LIBRARY_PATH
LD_LIBRARY_PATH=
LIBVA_LIB=$(LD_TRACE_LOADED_OBJECTS=1 "$LOADER" "$AI_LIBAVCODEC_LIB" | grep libva.so | grep -v 'not found' | awk '{print $3}')
LD_LIBRARY_PATH=$S_LD_LIBRARY_PATH
if [ -z "$LIBVA_LIB" ]; then
return 1
fi
# add also libva-drm, libva-x11 if present
for n in libva-drm libva-x11; do
NAME=$(echo "$LIBVA_LIB" | sed s/libva/$n/)
if [ -f "$NAME" ]; then
LIBVA_LIB=$LIBVA_LIB:$NAME
fi
done
export LD_PRELOAD=$LIBVA_LIB${LD_PRELOAD:+":$LD_PRELOAD"}
return 0
}
## Tries to set LD_PRELOAD to system libva (see set_libva_ld_preload()). If failed, sets path to bundled libva drivers.
setup_vaapi() {
if ! set_libva_ld_preload; then
if [ -d "$DIR/usr/lib/va" ] && [ -z "${LIBVA_DRIVERS_PATH:-}" ]; then
export LIBVA_DRIVERS_PATH=$AI_LIB_PATH/va
fi
fi
}
setup_vaapi
RUN=
if [ -n "${ULTRAGRID_USE_FIREJAIL-}" ]; then
command -v firejail >/dev/null || { echo "Firejail not present in system!"; exit 1; }