99 lines
2.8 KiB
Makefile
99 lines
2.8 KiB
Makefile
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#Re-usable Makefile template for
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#android-ndk + swig projects
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#author: Ethan Rublee
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#date: summer 2010
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# The path to the NDK, requires crystax version r-4 for now, due to support
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#for the standard library
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ifndef ANDROID_NDK_BASE
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ANDROID_NDK_BASE = $(HOME)/android-ndk-r4-crystax
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$(info default ndk location set ANDROID_NDK_BASE = $(ANDROID_NDK_BASE))
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endif
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#define OPENCV_ROOT when calling this makefile
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#OPENCV_ROOT = $(ANDROID_NDK_BASE)/apps/opencv
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ifndef OPENCV_ROOT
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$(error Please define OPENCV_ROOT with something like the command \
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make OPENCV_ROOT=<opencv>)
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endif
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ifndef PROJECT_PATH
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$(info PROJECT_PATH defaulting to this directory)
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PROJECT_PATH=.
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endif
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$(info OPENCV_ROOT = $(OPENCV_ROOT))
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# The name of the native library
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LIBNAME = libfoobar.so
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#define the main jni swig interface file
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#the desired java package name
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#and the desired java directory
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#notice that the package and the java dir
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#are related...
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SWIG_MAIN = jni/foobar.i
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SWIG_JAVA_PACKAGE = com.foo.bar.jni
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SWIG_JAVA_DIR = src/com/foo/bar/jni
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SWIG_BASE = foobar
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#swig definitions - auto as long as all the
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#swig interface files are in jni/*.i
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SWIG_JAVA_OUT = $(wildcard $(SWIG_JAVA_DIR)/*.java)
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SWIG_IS = $(wildcard jni/*.i)
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#the directory where the jni sources are
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C_DIR = jni
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#directory where to put generated files
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#relative to the C_DIR
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GEN_DIR = gen
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#the c swig is generated and put into the jni/gen folder
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SWIG_C_DIR = $(C_DIR)/$(GEN_DIR)
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#this file - jin/gen/foobar_swig.cpp must be included in the Android.mk
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#for it to be built!
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SWIG_C_OUT = $(SWIG_C_DIR)/$(SWIG_BASE)_swig.cpp
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# The real native library stripped of symbols
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LIB = libs/armeabi-v7a/$(LIBNAME) libs/armeabi/$(LIBNAME)
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# Find all the C++ sources in the native folder
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SOURCES = $(wildcard jni/*.cpp)
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HEADERS = $(wildcard jni/*.h)
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ANDROID_MKS = $(wildcard jni/*.mk)
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#this gets called by the make command
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all: $(LIB)
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#calls the ndk-build script, passing it OPENCV_ROOT and OPENCV_LIBS_DIR
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$(LIB): $(SWIG_C_OUT) $(SOURCES) $(HEADERS) $(ANDROID_MKS)
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$(ANDROID_NDK_BASE)/ndk-build OPENCV_ROOT=$(OPENCV_ROOT) \
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OPENCV_LIBS_DIR=$(OPENCV_LIBS_DIR) PROJECT_PATH=$(PROJECT_PATH) SWIG_C_OUT=$(GEN_DIR)/$(SWIG_BASE)_swig.cpp V=$(V) $(NDK_FLAGS)
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#this creates the swig wrappers
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#-I$(OPENCV_ROOT)/android/jni is an additional swig include path
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$(SWIG_C_OUT): $(SWIG_IS)
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make clean-swig &&\
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mkdir -p $(SWIG_C_DIR) &&\
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mkdir -p $(SWIG_JAVA_DIR) &&\
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swig -java -c++ -I$(OPENCV_ROOT)/android/jni -package "$(SWIG_JAVA_PACKAGE)" \
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-outdir $(SWIG_JAVA_DIR) \
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-o $(SWIG_C_OUT) $(SWIG_MAIN)
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#clean targets
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.PHONY: clean clean-swig cleanall
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#this deletes the generated swig java and the generated c wrapper
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clean-swig:
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rm -f $(SWIG_JAVA_OUT) $(SWIG_C_OUT)
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#does clean-swig and then uses the ndk-build clean
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clean: clean-swig
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$(ANDROID_NDK_BASE)/ndk-build clean V=$(V) $(NDK_FLAGS)
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