Add java benchmark to imageProcessing. (586f3b5d) · Commits · e / os / android_frameworks_base

libs/rs/java/ImageProcessing/res/raw/threshold.rs

+7 −6

Original line number	Diff line number	Diff line
		@@ -15,16 +15,17 @@ void main() {
		int i;
		float threshold = (Params->threshold * 255.f);

		//testFnc(count, threshold, in, out);

		for (i = 0; i < count; i++) {
		float luminance = 0.2125f * in->r +
		0.7154f * in->g +
		0.0721f * in->b;
		luminance = maxf(0.0f, luminance - threshold);
		vec3Scale(&pixel, luminance > 0);
		out->a = in->a;
		out->r = pixel.x;
		out->g = pixel.y;
		out->b = pixel.z;
		if (luminance > threshold) {
		out = in;
		} else {
		((int )out) = ((int )in) & 0xff000000;
		}

		in++;
		out++;

libs/rs/java/ImageProcessing/src/com/android/rs/image/ImageProcessingActivity.java

+39 −4

Original line number	Diff line number	Diff line
		@@ -31,11 +31,13 @@ import android.view.SurfaceView;
		import android.view.SurfaceHolder;
		import android.widget.ImageView;
		import android.widget.SeekBar;
		import java.lang.Math;

		public class ImageProcessingActivity extends Activity implements SurfaceHolder.Callback {
		private Bitmap mBitmap;
		private Params mParams;
		private Script.Invokable mInvokable;
		private int[] mInData;
		private int[] mOutData;

		@SuppressWarnings({"FieldCanBeLocal"})
		@@ -87,6 +89,31 @@ public class ImageProcessingActivity extends Activity implements SurfaceHolder.C
		}
		}

		private void javaFilter() {
		long t = java.lang.System.currentTimeMillis();
		int count = mParams.inWidth * mParams.inHeight;
		float threshold = mParams.threshold * 255.f;

		for (int i = 0; i < count; i++) {
		final float r = (float)((mInData[i] >> 0) & 0xff);
		final float g = (float)((mInData[i] >> 8) & 0xff);
		final float b = (float)((mInData[i] >> 16) & 0xff);

		final float luminance = 0.2125f * r +
		0.7154f * g +
		0.0721f * b;
		if (luminance > threshold) {
		mOutData[i] = mInData[i];
		} else {
		mOutData[i] = mInData[i] & 0xff000000;
		}
		}

		t = java.lang.System.currentTimeMillis() - t;

		android.util.Log.v("Img", "frame time ms " + t);
		}

		@Override
		protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		@@ -106,7 +133,15 @@ public class ImageProcessingActivity extends Activity implements SurfaceHolder.C
		if (fromUser) {
		mParams.threshold = progress / 100.0f;
		mParamsAllocation.data(mParams);

		if (false) {
		mInvokable.execute();
		} else {
		javaFilter();
		mBitmap.setPixels(mOutData, 0, mParams.outWidth, 0, 0,
		mParams.outWidth, mParams.outHeight);
		mDisplayView.invalidate();
		}
		}
		}

		@@ -149,9 +184,9 @@ public class ImageProcessingActivity extends Activity implements SurfaceHolder.C
		Element.createUser(mRS, Element.DataType.SIGNED_32),
		pixelCount);

		final int[] data = new int[pixelCount];
		mBitmap.getPixels(data, 0, mParams.inWidth, 0, 0, mParams.inWidth, mParams.inHeight);
		mInPixelsAllocation.data(data);
		mInData = new int[pixelCount];
		mBitmap.getPixels(mInData, 0, mParams.inWidth, 0, 0, mParams.inWidth, mParams.inHeight);
		mInPixelsAllocation.data(mInData);

		mOutData = new int[pixelCount];
		mOutPixelsAllocation.data(mOutData);