Add JNI target (not built by default)

Makefile.in

@@ -6,6 +6,10 @@ CXXFLAGS	:= -DHAVE_LIBSAMPLERATE -DHAVE_FFTW3 -DFFTW_DOUBLE_ONLY -DNO_THREAD_CHE
 CFLAGS		:= @CFLAGS@ $(OPTFLAGS)
 LDFLAGS		:= @LDFLAGS@ -lpthread $(LDFLAGS)
 
+JNI_CXXFLAGS	:= -I$(JAVA_HOME)/include
+JAVAC		:= $(JAVA_HOME)/bin/javac
+JAR		:= $(JAVA_HOME)/bin/jar
+
 LIBRARY_LIBS		:= @SRC_LIBS@ @FFTW_LIBS@ 
 PROGRAM_LIBS		:= @SNDFILE_LIBS@ $(LIBRARY_LIBS)
 VAMP_PLUGIN_LIBS	:= @Vamp_LIBS@ $(LIBRARY_LIBS)
@@ -23,6 +27,8 @@ INSTALL_LRDFDIR		:= $(PREFIX)/share/ladspa/rdf
 INSTALL_PKGDIR		:= $(PREFIX)/lib/pkgconfig
 
 LIBNAME			:= librubberband
+JNINAME			:= librubberband-jni
+JARNAME			:= rubberband.jar
 
 DYNAMIC_EXTENSION	:= .so
 DYNAMIC_FULL_VERSION	:= 2.1.0
@@ -34,6 +40,8 @@ LADSPA_LDFLAGS		:= -shared -Wl,-Bsymbolic -Wl,--version-script=ladspa/ladspa-plu
 PROGRAM_TARGET 		:= bin/rubberband
 STATIC_TARGET  		:= lib/$(LIBNAME).a
 DYNAMIC_TARGET 		:= lib/$(LIBNAME)$(DYNAMIC_EXTENSION)
+JNI_TARGET		:= lib/$(JNINAME)$(DYNAMIC_EXTENSION)
+JAR_TARGET		:= lib/$(JARNAME)
 VAMP_TARGET    		:= lib/vamp-rubberband$(DYNAMIC_EXTENSION)
 LADSPA_TARGET  		:= lib/ladspa-rubberband$(DYNAMIC_EXTENSION)
 
@@ -42,6 +50,7 @@ all:	bin lib $(PROGRAM_TARGET) $(STATIC_TARGET) $(DYNAMIC_TARGET) $(VAMP_TARGET)
 static:		$(STATIC_TARGET)
 dynamic:	$(DYNAMIC_TARGET)
 library:	$(STATIC_TARGET) $(DYNAMIC_TARGET)
+jni:		$(JNI_TARGET) $(JAR_TARGET)
 program:	$(PROGRAM_TARGET)
 vamp:		$(VAMP_TARGET)
 ladspa:		$(LADSPA_TARGET)
@@ -96,6 +105,12 @@ LIBRARY_SOURCES := \
 	src/StretcherChannelData.cpp \
 	src/StretcherImpl.cpp
 
+JNI_SOURCE := \
+	src/jni/RubberBandStretcherJNI.cpp
+
+JAVA_SOURCE := \
+	com/breakfastquay/rubberband/RubberBandStretcher.java
+
 PROGRAM_SOURCES := \
 	main/main.cpp
 
@@ -115,7 +130,8 @@ LADSPA_SOURCES := \
 
 LIBRARY_OBJECTS := $(LIBRARY_SOURCES:.cpp=.o)
 LIBRARY_OBJECTS := $(LIBRARY_OBJECTS:.c=.o)
-
+JNI_OBJECT	:= $(JNI_SOURCE:.cpp=.o)
+JAVA_OBJECT	:= $(JAVA_SOURCE:.java=.class)
 PROGRAM_OBJECTS := $(PROGRAM_SOURCES:.cpp=.o)
 VAMP_OBJECTS    := $(VAMP_SOURCES:.cpp=.o)
 LADSPA_OBJECTS  := $(LADSPA_SOURCES:.cpp=.o)
@@ -129,6 +145,16 @@ $(STATIC_TARGET):	$(LIBRARY_OBJECTS)
 $(DYNAMIC_TARGET):	$(LIBRARY_OBJECTS)
 	$(CXX) $(DYNAMIC_LDFLAGS) $^ -o $@ $(LIBRARY_LIBS) $(LDFLAGS)
 
+$(JNI_OBJECT):	$(JNI_SOURCE)
+	$(CXX) -c $(JNI_CXXFLAGS) $(CXXFLAGS) $^ -o $@
+
+$(JNI_TARGET):	$(LIBRARY_OBJECTS) $(JNI_OBJECT)
+	$(CXX) $(DYNAMIC_LDFLAGS) $^ -o $@ $(LIBRARY_LIBS) $(LDFLAGS)
+
+$(JAR_TARGET):	$(JAVA_SOURCE)
+	$(JAVAC) $^
+	$(JAR) cvf $@ $(JAVA_OBJECT)
+
 $(VAMP_TARGET):		$(LIBRARY_OBJECTS) $(VAMP_OBJECTS)
 	$(CXX) $(VAMP_LDFLAGS) -o $@ $^ $(VAMP_PLUGIN_LIBS) $(LDFLAGS)
 
@@ -153,9 +179,11 @@ install:	all
 	cp $(STATIC_TARGET) $(DESTDIR)$(INSTALL_LIBDIR)
 	rm -f $(DESTDIR)$(INSTALL_LIBDIR)/$(LIBNAME)$(DYNAMIC_EXTENSION).$(DYNAMIC_ABI_VERSION)
 	rm -f $(DESTDIR)$(INSTALL_LIBDIR)/$(LIBNAME)$(DYNAMIC_EXTENSION)
+	rm -f $(DESTDIR)$(INSTALL_LIBDIR)/$(JNINAME)$(DYNAMIC_EXTENSION)
 	cp $(DYNAMIC_TARGET) $(DESTDIR)$(INSTALL_LIBDIR)/$(LIBNAME)$(DYNAMIC_EXTENSION).$(DYNAMIC_FULL_VERSION)
 	ln -s $(LIBNAME)$(DYNAMIC_EXTENSION).$(DYNAMIC_FULL_VERSION) $(DESTDIR)$(INSTALL_LIBDIR)/$(LIBNAME)$(DYNAMIC_EXTENSION).$(DYNAMIC_ABI_VERSION)
 	ln -s $(LIBNAME)$(DYNAMIC_EXTENSION).$(DYNAMIC_FULL_VERSION) $(DESTDIR)$(INSTALL_LIBDIR)/$(LIBNAME)$(DYNAMIC_EXTENSION)
+	cp $(JNI_TARGET) $(DESTDIR)$(INSTALL_LIBDIR)/$(JNINAME)$(DYNAMIC_EXTENSION)
 	cp $(VAMP_TARGET) $(DESTDIR)$(INSTALL_VAMPDIR)
 	cp vamp/vamp-rubberband.cat $(DESTDIR)$(INSTALL_VAMPDIR)
 	cp $(LADSPA_TARGET) $(DESTDIR)$(INSTALL_LADSPADIR)
@@ -165,10 +193,10 @@ install:	all
 	  > $(DESTDIR)$(INSTALL_PKGDIR)/rubberband.pc
 
 clean:
-	rm -f $(LIBRARY_OBJECTS) $(PROGRAM_OBJECTS) $(LADSPA_OBJECTS) $(VAMP_OBJECTS)
+	rm -f $(LIBRARY_OBJECTS) $(JNI_OBJECT) $(JAVA_OBJECT) $(PROGRAM_OBJECTS) $(LADSPA_OBJECTS) $(VAMP_OBJECTS)
 
 distclean:	clean
-	rm -f $(PROGRAM_TARGET) $(STATIC_TARGET) $(DYNAMIC_TARGET) $(VAMP_TARGET) $(LADSPA_TARGET)
+	rm -f $(PROGRAM_TARGET) $(STATIC_TARGET) $(DYNAMIC_TARGET) $(JNI_TARGET) $(JAR_TARGET) $(VAMP_TARGET) $(LADSPA_TARGET)
 
 depend:
 	makedepend -Y $(LIBRARY_SOURCES) $(PROGRAM_SOURCES)

README.txt

@@ -5,7 +5,7 @@ Rubber Band
 An audio time-stretching and pitch-shifting library and utility program.
 
 Written by Chris Cannam, chris.cannam@breakfastquay.com.
-Copyright 2007-2012 Particular Programs Ltd.
+Copyright 2007-2014 Particular Programs Ltd.
 
 Rubber Band is a library and utility program that permits changing the
 tempo and pitch of an audio recording independently of one another.

com/breakfastquay/rubberband/RubberBandStretcher.java

@@ -103,7 +103,7 @@ public class RubberBandStretcher
     public static final int PercussiveOptions          = 0x00102000;
 
     static {
-	System.loadLibrary("rubberband");
+	System.loadLibrary("rubberband-jni");
     }
 };