Add video decoder using OpenMax LI on Raspberry Pi

src/com/limelight/binding/video/OmxDecoder.java

@@ -0,0 +1,17 @@
+package com.limelight.binding.video;
+
+import com.limelight.binding.LibraryHelper;
+
+public class OmxDecoder {
+	static {
+		LibraryHelper.loadNativeLibrary("nv_omx_dec");
+	}
+	
+	public static native int init();
+	
+	public static native void stop();
+	
+	public static native void destroy();
+	
+	public static native int decode(byte[] indata, int inoff, int inlen, boolean last);
+}

src/com/limelight/binding/video/OmxDecoderRenderer.java

@@ -0,0 +1,54 @@
+package com.limelight.binding.video;
+
+import com.limelight.nvstream.av.ByteBufferDescriptor;
+import com.limelight.nvstream.av.DecodeUnit;
+import com.limelight.nvstream.av.video.VideoDecoderRenderer;
+
+import java.nio.ByteBuffer;
+import java.util.List;
+
+/**
+ * Implementation of a video decoder and renderer.
+ * @author Iwan Timmer
+ */
+public class OmxDecoderRenderer implements VideoDecoderRenderer {
+
+	@Override
+	public void setup(int width, int height, int redrawRate, Object renderTarget, int drFlags) {
+		int err = OmxDecoder.init();
+		if (err != 0) {
+			throw new IllegalStateException("AVC decoder initialization failure: "+err);
+		}
+		
+		System.out.println("Using omx decoding");
+	}
+
+	@Override
+	public void start() {
+		System.out.println("Start omx rendering");
+	}
+
+	@Override
+	public void stop() {
+		OmxDecoder.stop();
+	}
+
+	@Override
+	public void release() {
+		OmxDecoder.destroy();
+	}
+
+	@Override
+	public boolean submitDecodeUnit(DecodeUnit decodeUnit) {
+		boolean ok = true;
+		List<ByteBufferDescriptor> units = decodeUnit.getBufferList();
+		for (int i=0;i<units.size();i++) {
+			ByteBufferDescriptor bbd = units.get(i);
+			if (ok)
+				ok = (OmxDecoder.decode(bbd.data, bbd.offset, bbd.length, i == (units.size()-1)) == 0);
+		}
+		
+		return ok;
+	}
+	
+}