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CHANGELOG: Introduce Depth Wallpaper
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95 changes: 95 additions & 0 deletions
95
app/src/main/java/it/dhd/oxygencustomizer/utils/BitmapSubjectSegmenter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| package it.dhd.oxygencustomizer.utils; | ||
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| import android.content.Context; | ||
| import android.graphics.Bitmap; | ||
| import android.graphics.Color; | ||
|
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| import com.google.android.gms.common.moduleinstall.ModuleAvailabilityResponse; | ||
| import com.google.android.gms.common.moduleinstall.ModuleInstall; | ||
| import com.google.android.gms.common.moduleinstall.ModuleInstallClient; | ||
| import com.google.android.gms.common.moduleinstall.ModuleInstallRequest; | ||
| import com.google.android.gms.tasks.OnSuccessListener; | ||
| import com.google.mlkit.vision.common.InputImage; | ||
| import com.google.mlkit.vision.segmentation.subject.SubjectSegmentation; | ||
| import com.google.mlkit.vision.segmentation.subject.SubjectSegmenter; | ||
| import com.google.mlkit.vision.segmentation.subject.SubjectSegmenterOptions; | ||
|
|
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| import java.nio.FloatBuffer; | ||
|
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| public class BitmapSubjectSegmenter { | ||
| final SubjectSegmenter mSegmenter; | ||
| final Context mContext; | ||
| public BitmapSubjectSegmenter(Context context) | ||
| { | ||
| mContext = context; | ||
| mSegmenter = SubjectSegmentation.getClient( | ||
| new SubjectSegmenterOptions.Builder() | ||
| .enableForegroundConfidenceMask() | ||
| .build()); | ||
|
|
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| downloadModelIfNeeded(); | ||
| } | ||
|
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| public void downloadModelIfNeeded() | ||
| { | ||
| ModuleInstallClient moduleInstallClient = ModuleInstall.getClient(mContext); | ||
|
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| moduleInstallClient | ||
| .areModulesAvailable(mSegmenter) | ||
| .addOnSuccessListener( | ||
| response -> { | ||
| if (!response.areModulesAvailable()) { | ||
| moduleInstallClient | ||
| .installModules( | ||
| ModuleInstallRequest.newBuilder() | ||
| .addApi(mSegmenter) | ||
| .build()); | ||
| } | ||
| }); | ||
| } | ||
|
|
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| public void checkModelAvailability(OnSuccessListener<ModuleAvailabilityResponse> resultListener) | ||
| { | ||
| ModuleInstallClient moduleInstallClient = ModuleInstall.getClient(mContext); | ||
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| moduleInstallClient.areModulesAvailable(mSegmenter).addOnSuccessListener(resultListener); | ||
| } | ||
|
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| public void segmentSubject(Bitmap inputBitmap, SegmentResultListener listener) | ||
| { | ||
| int transparentColor = Color.alpha(Color.TRANSPARENT); | ||
|
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| Bitmap resultBitmap = inputBitmap.copy(Bitmap.Config.ARGB_8888, true); | ||
|
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| mSegmenter.process(InputImage.fromBitmap(inputBitmap, 0)) | ||
| .addOnSuccessListener(subjectSegmentationResult -> { | ||
| FloatBuffer mSubjectMask = subjectSegmentationResult.getForegroundConfidenceMask(); | ||
|
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| resultBitmap.setHasAlpha(true); | ||
| for(int y = 0; y < inputBitmap.getHeight(); y++) | ||
| { | ||
| for(int x = 0; x < inputBitmap.getWidth(); x++) | ||
| { | ||
| //noinspection DataFlowIssue | ||
| if(mSubjectMask.get() < .5f) | ||
| { | ||
| resultBitmap.setPixel(x, y, transparentColor); | ||
| } | ||
| } | ||
| } | ||
|
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| inputBitmap.recycle(); | ||
| listener.onSuccess(resultBitmap); | ||
| }) | ||
| .addOnFailureListener(e -> { | ||
| inputBitmap.recycle(); | ||
| listener.onFail(); | ||
| }); | ||
|
|
||
| } | ||
|
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| public interface SegmentResultListener{ | ||
| void onSuccess(Bitmap result); | ||
| void onFail(); | ||
| } | ||
| } |
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