Compile
-------
-Requires OpenJDK 19 and a compatible version of the ffmpeg sdk.
+Requires OpenJDK 20 and a compatible version of the ffmpeg sdk (ffmpeg
+4.4.x is known to work, ffmpeg 5.x isn't).
The prequisitve project notzed.nativez must also have previously been
compiled to the 'sdk' target and will be automatically used if it is
NATIVEZ_HOME=../nativez/bin/$(TARGET)
JAVAMODPATH = $(JAVAFX_HOME)/lib $(NATIVEZ_HOME)/lib
-JAVACFLAGS += --enable-preview --source 19
+JAVACFLAGS += --enable-preview --source 20
JAVAC ?= $(JAVA_HOME)/bin/javac
JAR ?= $(JAVA_HOME)/bin/jar