libwebp/swig/README
James Zern d041efae00 swig: add libwebp.jar/libwebp_java_wrap.c
for the swig-impaired

Change-Id: I10711c057c11bd9e59bc382fe3c6337883f5c4a6
2011-05-06 18:56:01 -07:00

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Building:
=========
JNI SWIG bindings:
------------------
$ gcc -shared -fPIC -fno-strict-aliasing -O2 \
-I/path/to/your/jdk/includes \
libwebp_java_wrap.c \
-lwebp \
-o libwebp_jni.so
-------------------------------------- BEGIN PSEUDO EXAMPLE
import com.google.webp.*;
import java.io.*;
public class libwebp_jni_example {
static {
System.loadLibrary("webp_jni");
}
/**
* usage: java -cp libwebp.jar:.
* libwebp_jni_example <input.webp> <output.ppm>
*/
public static void main(String argv[]) {
final int version = libwebp.WebPGetDecoderVersion();
System.out.println("libwebp version: " + Integer.toHexString(version));
}
}
-------------------------------------- END PSEUDO EXAMPLE
$ javac -cp libwebp.jar libwebp_jni_example.java
$ java -Djava.library.path=. -cp libwebp.jar:. libwebp_jni_example