android.view.TextureView.getBitmap()方法的使用及代码示例

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中android.view.TextureView.getBitmap()方法的一些代码示例，展示了TextureView.getBitmap()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。TextureView.getBitmap()方法的具体详情如下：
包路径：android.view.TextureView
类名称：TextureView
方法名：getBitmap

TextureView.getBitmap介绍

暂无

代码示例

代码示例来源：origin: andkulikov/Transitions-Everywhere

  1. private void captureValues(@NonNull TransitionValues transitionValues) {
  2.   if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) {
  3.     return;
  4.   }
  5.   View view = transitionValues.view;
  6.   if (view.getWidth() <= 0 || view.getHeight() <= 0) {
  7.     return;
  8.   }
  9.   Rect bounds = new Rect(0, 0, view.getWidth(), view.getHeight());
  10.   if (mFadeBehavior != FADE_BEHAVIOR_REVEAL) {
  11.     bounds.offset(view.getLeft(), view.getTop());
  12.   }
  13.   transitionValues.values.put(PROPNAME_BOUNDS, bounds);
  14.   Bitmap bitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(),
  15.       Bitmap.Config.ARGB_8888);
  16.   if (view instanceof TextureView) {
  17.     bitmap = ((TextureView) view).getBitmap();
  18.   } else {
  19.     Canvas c = new Canvas(bitmap);
  20.     view.draw(c);
  21.   }
  22.   transitionValues.values.put(PROPNAME_BITMAP, bitmap);
  23.   BitmapDrawable drawable = new BitmapDrawable(view.getResources(), bitmap);
  24.   // TODO: lrtb will be wrong if the view has transXY set
  25.   drawable.setBounds(bounds);
  26.   transitionValues.values.put(PROPNAME_DRAWABLE, drawable);
  27. }

代码示例来源：origin: nekocode/CameraFilter

  1. private boolean capture() {
  2.   String mPath = genSaveFileName(getTitle().toString() + "_", ".png");
  3.   File imageFile = new File(mPath);
  4.   if (imageFile.exists()) {
  5.     imageFile.delete();
  6.   }
  7.   // create bitmap screen capture
  8.   Bitmap bitmap = textureView.getBitmap();
  9.   OutputStream outputStream = null;
  10.   try {
  11.     outputStream = new FileOutputStream(imageFile);
  12.     bitmap.compress(Bitmap.CompressFormat.PNG, 90, outputStream);
  13.     outputStream.flush();
  14.     outputStream.close();
  15.   } catch (FileNotFoundException e) {
  16.     e.printStackTrace();
  17.     return false;
  18.   } catch (IOException e) {
  19.     e.printStackTrace();
  20.     return false;
  21.   }
  22.   return true;
  23. }

代码示例来源：origin: andkulikov/Transitions-Everywhere

  1. private void captureValues(@NonNull TransitionValues transitionValues) {
  2.   if (Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
  3.     return;
  4.   }
  5.   View view = transitionValues.view;
  6.   if (view.getWidth() <= 0 || view.getHeight() <= 0) {
  7.     return;
  8.   }
  9.   Rect bounds = new Rect(0, 0, view.getWidth(), view.getHeight());
  10.   if (mFadeBehavior != FADE_BEHAVIOR_REVEAL) {
  11.     bounds.offset(view.getLeft(), view.getTop());
  12.   }
  13.   transitionValues.values.put(PROPNAME_BOUNDS, bounds);
  14.   if (Transition.DBG) {
  15.     Log.d(LOG_TAG, "Captured bounds " + transitionValues.values.get(PROPNAME_BOUNDS));
  16.   }
  17.   Bitmap bitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(),
  18.       Bitmap.Config.ARGB_8888);
  19.   if (view instanceof TextureView) {
  20.     bitmap = ((TextureView) view).getBitmap();
  21.   } else {
  22.     Canvas c = new Canvas(bitmap);
  23.     view.draw(c);
  24.   }
  25.   transitionValues.values.put(PROPNAME_BITMAP, bitmap);
  26.   BitmapDrawable drawable = new BitmapDrawable(view.getResources(), bitmap);
  27.   // TODO: lrtb will be wrong if the view has transXY set
  28.   drawable.setBounds(bounds);
  29.   transitionValues.values.put(PROPNAME_DRAWABLE, drawable);
  30. }

代码示例来源：origin: google/cameraview

  1. @Override
  2.   public void check(View view, NoMatchingViewException noViewFoundException) {
  3.     if (android.os.Build.VERSION.SDK_INT < 14) {
  4.       return;
  5.     }
  6.     CameraView cameraView = (CameraView) view;
  7.     TextureView textureView = (TextureView) cameraView.findViewById(R.id.texture_view);
  8.     Bitmap bitmap = textureView.getBitmap();
  9.     int topLeft = bitmap.getPixel(0, 0);
  10.     int center = bitmap.getPixel(bitmap.getWidth() / 2, bitmap.getHeight() / 2);
  11.     int bottomRight = bitmap.getPixel(
  12.         bitmap.getWidth() - 1, bitmap.getHeight() - 1);
  13.     assertFalse("Preview possibly blank: " + Integer.toHexString(topLeft),
  14.         topLeft == center && center == bottomRight);
  15.   }
  16. };

代码示例来源：origin: brianwernick/ExoMedia

  1. /**
  2.  * Returns a {@link Bitmap} representation of the current contents of the
  3.  * view. If the surface isn't ready or we cannot access it for some reason then
  4.  * <code>null</code> will be returned instead.
  5.  * <p>
  6.  * <b>NOTE:</b> Only the <code>TextureView</code> implementations support getting the bitmap
  7.  * meaning that if the backing implementation is a <code>SurfaceView</code> then the result
  8.  * will always be <code>null</code>
  9.  *
  10.  * @return A {@link Bitmap} representation of the view or <code>null</code>
  11.  */
  12. @Nullable
  13. public Bitmap getBitmap() {
  14.   if (videoViewImpl instanceof TextureView) {
  15.     return ((TextureView) videoViewImpl).getBitmap();
  16.   }
  17.   return null;
  18. }

代码示例来源：origin: Stoick001/SnapchatClone

  1. public void captureImage() {
  2.   FileOutputStream outputPhoto = null;
  3.   try {
  4.     outputPhoto = new FileOutputStream(createImageFile(galleryFolder));
  5.     ByteArrayOutputStream out = new ByteArrayOutputStream();
  6.     textureView.getBitmap().compress(Bitmap.CompressFormat.PNG, 100, out);
  7.     out.writeTo(outputPhoto);
  8.     switchFragment(out.toByteArray());
  9.   } catch (Exception e) {
  10.     e.printStackTrace();
  11.   } finally {
  12.     try {
  13.       if (outputPhoto != null) {
  14.         outputPhoto.close();
  15.       }
  16.     } catch (Exception e) {
  17.       e.printStackTrace();
  18.     }
  19.   }
  20. }

代码示例来源：origin: stackoverflow.com

  1. TextureView textureView = (TextureView) findViewById( R.id.texture );
  2. Matrix m = new Matrix();
  3. // Do matrix creation here.
  4. textureView.setTransform( m );
  6. // When you need to get the Bitmap
  7. Bitmap bitmap = textureView.getBitmap();
  8. bitmap = Bitmap.createBitmap( bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), textureView.getTransform( null ), true );

代码示例来源：origin: Tastenkunst/brfv4_android_examples

  1. @Override
  2.       public void onPreviewFrame(byte[] data, Camera camera) {
  3.         Camera.Parameters parameters = camera.getParameters();
  4.         Camera.Size previewSize = parameters.getPreviewSize();
  5.         int format = parameters.getPreviewFormat();
  7.         // TODO: BRFManager should be able to handle raw byte buffers
  8. //                synchronized (BRFv4View.this) {
  9.           if (mFaceDetectionBitmap == null) {
  10.             mFaceDetectionBitmap = mTextureView.getBitmap();
  11.             mHandler.obtainMessage(MSG_NEW_BITMAP).sendToTarget();
  12.           }
  13. //                }
  14.         invalidate();
  16.         camera.addCallbackBuffer(data);
  17.       }
  18.     });

代码示例来源：origin: stackoverflow.com

  1. return  mPreview.getBitmap();

代码示例来源：origin: stackoverflow.com

  1. Toast.makeText(getApplicationContext(), "Capturing Screenshot: " + mPath, Toast.LENGTH_SHORT).show();
  2. Bitmap bm = vv.getBitmap();
  3. if(bm == null)
  4.   Log.e(TAG,"bitmap is null");

代码示例来源：origin: stackoverflow.com

  1. Toast.makeText(getApplicationContext(), "Capturing Screenshot: " + mPath, Toast.LENGTH_SHORT).show();
  2. Bitmap bm = vv.getBitmap();
  3. if(bm == null)
  4.   Log.e(TAG,"bitmap is null");

代码示例来源：origin: RameshBhupathi/ImagePicker-OLX

  1. @Override
  2.   public void check(View view, NoMatchingViewException noViewFoundException) {
  3.     if (android.os.Build.VERSION.SDK_INT < 14) {
  4.       return;
  5.     }
  6.     CameraView cameraView = (CameraView) view;
  7.     TextureView textureView = (TextureView) cameraView.findViewById(R.id.texture_view);
  8.     Bitmap bitmap = textureView.getBitmap();
  9.     int topLeft = bitmap.getPixel(0, 0);
  10.     int center = bitmap.getPixel(bitmap.getWidth() / 2, bitmap.getHeight() / 2);
  11.     int bottomRight = bitmap.getPixel(
  12.         bitmap.getWidth() - 1, bitmap.getHeight() - 1);
  13.     assertFalse("Preview possibly blank: " + Integer.toHexString(topLeft),
  14.         topLeft == center && center == bottomRight);
  15.   }
  16. };

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