libwebp

mirror of https://github.com/webmproject/libwebp.git synced 2024-11-20 04:18:26 +01:00

History

James Zern 9b3d1f3a1b decode.h: use size_t consistently replaces mixed use of int/uint32_t for buffer sizes further changes the API/ABI. Change-Id: I91d70fd82ee3e1ac34b884b8ead9a114a9b1015a		2012-04-19 14:31:31 -07:00
..
libwebp_java_wrap.c	decode.h: use size_t consistently	2012-04-19 14:31:31 -07:00
libwebp.i	decode.h: use size_t consistently	2012-04-19 14:31:31 -07:00
libwebp.jar	decode.h: use size_t consistently	2012-04-19 14:31:31 -07:00
README	swig/java: basic encode support	2011-06-15 10:37:53 -07:00

README

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.libwebp;

import java.lang.reflect.Method;

public class libwebp_jni_example {
  static {
    System.loadLibrary("webp_jni");
  }

  /**
   * usage: java -cp libwebp.jar:. libwebp_jni_example
   */
  public static void main(String argv[]) {
    final int version = libwebp.WebPGetDecoderVersion();
    System.out.println("libwebp version: " + Integer.toHexString(version));

    System.out.println("libwebp methods:");
    final Method[] libwebpMethods = libwebp.class.getDeclaredMethods();
    for (int i = 0; i < libwebpMethods.length; i++) {
      System.out.println(libwebpMethods[i]);
    }
  }
}
-------------------------------------- END PSEUDO EXAMPLE

 $ javac -cp libwebp.jar libwebp_jni_example.java
 $ java -Djava.library.path=. -cp libwebp.jar:. libwebp_jni_example