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package com.android.rs.refocus;
import android.app.Activity;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Environment;
import android.os.Bundle;
import android.support.v8.renderscript.RenderScript;
import android.util.Log;
import android.widget.ImageView;
import android.widget.TextView;
import java.io.File;
import java.io.IOException;
public class MainActivity extends Activity {
private static final int RS_API = 19;
private static final String TAG = "MainActivity";
ImageView mImgView;
ImageView mNewImgView;
TextView mCompareTextView;
TextView mPointerLabelTextView;
TextView mAllocLabelTextView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mImgView = (ImageView) findViewById(R.id.image_view);
mNewImgView = (ImageView) findViewById(R.id.image_view_new);
mCompareTextView = (TextView) findViewById(R.id.compareTextView);
mPointerLabelTextView = (TextView) findViewById(R.id.orignialImageLabel);
mAllocLabelTextView = (TextView) findViewById(R.id.newImageLabel);
Intent intent = getIntent();
if (intent != null) {
String s = intent.getType();
if (s != null && s.indexOf("image/") != -1) {
Uri data = (Uri) intent.getParcelableExtra(Intent.EXTRA_STREAM);
if (data != null) {
try {
RenderScript renderScript = RenderScript.create(getApplicationContext(), RS_API);
renderScript.setPriority(RenderScript.Priority.NORMAL);
// Get input uri to RGBZ
RGBZ current_rgbz = new RGBZ(data, getContentResolver(), this);
DepthOfFieldOptions current_depth_options = new DepthOfFieldOptions(current_rgbz);
// Set image focus settings
current_depth_options.setFocusPoint(0.7f, 0.5f);
current_depth_options.setBokeh(2f);
RsTaskParams rsTaskParam = new RsTaskParams(renderScript, current_depth_options);
new RsAsyncTaskRunner().execute(rsTaskParam);
return;
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
try {
//Uri data = getLocalRef();
Uri data = getResourceRef();
if (data == null) {
return;
}
RenderScript renderScript = RenderScript.create(getApplicationContext(), RS_API);
renderScript.setPriority(RenderScript.Priority.NORMAL);
// Get input uri to RGBZ
RGBZ current_rgbz = new RGBZ(data, getContentResolver(), this);
DepthOfFieldOptions current_depth_options = new DepthOfFieldOptions(current_rgbz);
// Set image focus settings
current_depth_options.setFocusPoint(0.7f, 0.5f);
current_depth_options.setBokeh(2f);
RsTaskParams rsTaskParam = new RsTaskParams(renderScript, current_depth_options);
new RsAsyncTaskRunner().execute(rsTaskParam);
return;
} catch (IOException e) {
e.printStackTrace();
}
}
private static class RsTaskParams {
RenderScript mRenderScript;
DepthOfFieldOptions mOptions;
RsTaskParams(RenderScript renderScript,
DepthOfFieldOptions options) {
mRenderScript = renderScript;
mOptions = options;
}
}
private class RsAsyncTaskRunner extends AsyncTask<RsTaskParams, Integer, Bitmap> {
Bitmap outputImage;
Bitmap outputImageNew;
ImageCompare.CompareValue result;
@Override
protected Bitmap doInBackground(RsTaskParams... params) {
publishProgress(0);
RenderScriptTask renderScriptTask = new RenderScriptTask(params[0].mRenderScript, RenderScriptTask.script.f32);
outputImage = renderScriptTask.applyRefocusFilter(params[0].mOptions);
publishProgress(1);
RenderScriptTask renderScriptTaskNew = new RenderScriptTask(params[0].mRenderScript, RenderScriptTask.script.d1new);
outputImageNew = renderScriptTaskNew.applyRefocusFilter(params[0].mOptions);
publishProgress(2);
result = new ImageCompare.CompareValue();
ImageCompare.compareBitmap(outputImage, outputImageNew, result);
publishProgress(3);
return outputImage;
}
protected void onPostExecute(Bitmap result) {
}
protected void onProgressUpdate(Integer... progress) {
switch (progress[0]){
case 0:
mAllocLabelTextView.setText("Global Allocation Version...");
mPointerLabelTextView.setText("Processing...");
mCompareTextView.setText("Image Difference");
case 1:
mImgView.setImageBitmap(outputImage);
mImgView.invalidate();
mPointerLabelTextView.setText("Pointer Result");
mAllocLabelTextView.setText("Processing...");
break;
case 2:
mNewImgView.setImageBitmap(outputImageNew);
mNewImgView.invalidate();
mAllocLabelTextView.setText("Global Allocation Version");
mCompareTextView.setText("Calculating...");
break;
case 3:
mCompareTextView.setText("Percentage Different: " + result.diffPercent + " Average Difference: " + result.aveDiff);
break;
}
}
}
Uri getLocalRef() {
File folder = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DCIM);
Log.v(TAG, "DIRECTORY_DOCUMENTS = " + folder.getAbsolutePath());
;
File f = findJpeg(folder);
if (f != null) {
Log.v(TAG, "File = " + f);
return Uri.fromFile(f);
}
return null;
}
Uri getResourceRef() {
Context context = getApplicationContext();
int resID = R.drawable.refocusimage;
Uri path = Uri.parse(ContentResolver.SCHEME_ANDROID_RESOURCE + "://" +
context.getResources().getResourcePackageName(resID) + '/' +
context.getResources().getResourceTypeName(resID) + '/' +
context.getResources().getResourceEntryName(resID));
return path;
}
private File findJpeg(File dir) {
File[] files = dir.listFiles();
if (files == null) return null;
for (int i = 0; i < files.length; i++) {
if (files[i].isDirectory() && !files[i].getName().startsWith(".")) {
File ret = findJpeg(files[i]);
if (ret != null) {
Log.v(TAG, "returning " + ret.getAbsolutePath());
return ret;
}
continue;
}
if (files[i].getName().toLowerCase().endsWith(".jpg")) {
Log.v(TAG, "returning " + files[i].getAbsolutePath());
return files[i];
}
}
return null;
}
}
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