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97 changes: 97 additions & 0 deletions
97
app/src/main/java/com/hzy/dlib/simple/app/activity/DetectFileActivity.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| package com.hzy.dlib.simple.app.activity; | ||
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| import android.graphics.Bitmap; | ||
| import android.graphics.Rect; | ||
| import android.os.Bundle; | ||
| import android.view.MenuItem; | ||
| import android.widget.ImageView; | ||
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| import androidx.annotation.Nullable; | ||
| import androidx.appcompat.app.ActionBar; | ||
| import androidx.appcompat.app.AppCompatActivity; | ||
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| import com.alibaba.android.arouter.facade.annotation.Route; | ||
| import com.blankj.utilcode.util.FileIOUtils; | ||
| import com.blankj.utilcode.util.ImageUtils; | ||
| import com.blankj.utilcode.util.SnackbarUtils; | ||
| import com.hzy.dlib.libdlib.DLibDetector; | ||
| import com.hzy.dlib.simple.app.R; | ||
| import com.hzy.dlib.simple.app.consts.RouterHub; | ||
| import com.hzy.dlib.simple.app.utils.BitmapDrawUtils; | ||
| import com.hzy.dlib.simple.app.utils.DetectUtils; | ||
| import com.hzy.dlib.simple.app.utils.SpaceUtils; | ||
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| import java.io.File; | ||
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| import butterknife.BindView; | ||
| import butterknife.ButterKnife; | ||
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| @Route(path = RouterHub.DETECT_FILE_ACTIVITY) | ||
| public class DetectFileActivity extends AppCompatActivity { | ||
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| @BindView(R.id.demo_image) | ||
| ImageView mDemoImage; | ||
| private File mDetectFile; | ||
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| @Override | ||
| protected void onCreate(@Nullable Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
| setContentView(R.layout.activity_detect_file); | ||
| ButterKnife.bind(this); | ||
| ActionBar actionBar = getSupportActionBar(); | ||
| if (actionBar != null) { | ||
| actionBar.setDisplayHomeAsUpEnabled(true); | ||
| } | ||
| prepareAndDetectFile(); | ||
| } | ||
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| @Override | ||
| public boolean onOptionsItemSelected(MenuItem item) { | ||
| switch (item.getItemId()) { | ||
| case android.R.id.home: | ||
| finish(); | ||
| return true; | ||
| } | ||
| return super.onOptionsItemSelected(item); | ||
| } | ||
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| private void snakeBarShow(String msg) { | ||
| SnackbarUtils.with(mDemoImage).setMessage(msg).show(); | ||
| } | ||
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| private void prepareAndDetectFile() { | ||
| new Thread() { | ||
| @Override | ||
| public void run() { | ||
| try { | ||
| File dir = SpaceUtils.getUsableFilePath(); | ||
| mDetectFile = new File(dir, DetectUtils.DEMO_ASSET_NAME); | ||
| if (!mDetectFile.exists()) { | ||
| FileIOUtils.writeFileFromIS(mDetectFile, | ||
| getAssets().open(DetectUtils.DEMO_ASSET_NAME)); | ||
| } | ||
| loadAndShowImage(null); | ||
| Rect[] faces = DLibDetector.INSTANCE.detectFromFile(mDetectFile.getPath()); | ||
| loadAndShowImage(faces); | ||
| } catch (Exception e) { | ||
| e.printStackTrace(); | ||
| } | ||
| } | ||
| }.start(); | ||
| } | ||
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| private void loadAndShowImage(Rect[] faces) { | ||
| Bitmap bitmap = ImageUtils.getBitmap(mDetectFile); | ||
| Bitmap newBitmap = bitmap.copy(bitmap.getConfig(), true); | ||
| bitmap.recycle(); | ||
| if (faces != null) { | ||
| BitmapDrawUtils.drawRectOnBitmap(newBitmap, faces); | ||
| } | ||
| mDemoImage.post(() -> { | ||
| mDemoImage.setImageBitmap(newBitmap); | ||
| if (faces != null) { | ||
| snakeBarShow(faces.length + " Faces Detected!!"); | ||
| } | ||
| }); | ||
| } | ||
| } |
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3 changes: 2 additions & 1 deletion
3
app/src/main/java/com/hzy/dlib/simple/app/consts/RouterHub.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,6 @@ | ||
| package com.hzy.dlib.simple.app.consts; | ||
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| public class RouterHub { | ||
| public static final String DETECT_ACTIVITY = "/main/DetectActivity"; | ||
| public static final String DETECT_BITMAP_ACTIVITY = "/main/DetectBitmapActivity"; | ||
| public static final String DETECT_FILE_ACTIVITY = "/main/DetectFileActivity"; | ||
| } |
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58 changes: 58 additions & 0 deletions
58
app/src/main/java/com/hzy/dlib/simple/app/utils/SpaceUtils.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| package com.hzy.dlib.simple.app.utils; | ||
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| import android.os.Environment; | ||
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| import com.blankj.utilcode.util.FileUtils; | ||
| import com.blankj.utilcode.util.Utils; | ||
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| import java.io.File; | ||
| import java.util.UUID; | ||
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| public class SpaceUtils { | ||
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| public static final String WORKSPACE_DIR = "workspace"; | ||
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| /** | ||
| * new some file with random file name | ||
| * | ||
| * @return file object | ||
| */ | ||
| public static File newUsableFile() { | ||
| File fileDir = getUsableFilePath(); | ||
| if (fileDir.exists()) { | ||
| String randomName = UUID.randomUUID().toString(); | ||
| return new File(fileDir, randomName); | ||
| } | ||
| return null; | ||
| } | ||
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| public static void clearUsableSpace() { | ||
| File spacePath = getUsableFilePath(); | ||
| if (spacePath.exists()) { | ||
| FileUtils.deleteAllInDir(spacePath); | ||
| } | ||
| } | ||
|
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| /** | ||
| * get some available path to store files | ||
| * | ||
| * @return some path | ||
| */ | ||
| public static File getUsableFilePath() { | ||
| File fileDir = null; | ||
| try { | ||
| if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) { | ||
| fileDir = Utils.getApp().getExternalFilesDir(WORKSPACE_DIR); | ||
| } | ||
| if (fileDir == null) { | ||
| fileDir = new File(Utils.getApp().getFilesDir(), WORKSPACE_DIR); | ||
| } | ||
| if (!fileDir.exists()) { | ||
| fileDir.mkdirs(); | ||
| } | ||
| } catch (Exception e) { | ||
| e.printStackTrace(); | ||
| } | ||
| return fileDir; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <shape xmlns:android="http://schemas.android.com/apk/res/android"> | ||
| <corners android:radius="6dp" /> | ||
| <stroke | ||
| android:width="1px" | ||
| android:color="@color/colorAccent" /> | ||
| </shape> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="match_parent" | ||
| android:orientation="vertical" | ||
| android:padding="6dp"> | ||
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| <ImageView | ||
| android:id="@+id/demo_image" | ||
| android:layout_width="match_parent" | ||
| android:layout_height="wrap_content" | ||
| android:background="#f7f7f7" | ||
| android:maxHeight="400dp" /> | ||
|
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| </LinearLayout> |
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