Java ImageUtils.getTransformationMatrix方法代码示例

本文整理汇总了Java中org.tensorflow.demo.env.ImageUtils.getTransformationMatrix方法的典型用法代码示例。如果您正苦于以下问题：Java ImageUtils.getTransformationMatrix方法的具体用法？Java ImageUtils.getTransformationMatrix怎么用？Java ImageUtils.getTransformationMatrix使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.tensorflow.demo.env.ImageUtils的用法示例。

在下文中一共展示了ImageUtils.getTransformationMatrix方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: onPreviewSizeChosen

import org.tensorflow.demo.env.ImageUtils; //导入方法依赖的package包/类
public void onPreviewSizeChosen(final Size size, final int rotation) {

    previewWidth = size.getWidth();
    previewHeight = size.getHeight();

    final Display display = getWindowManager().getDefaultDisplay();
    final int screenOrientation = display.getRotation();

    LOGGER.i("Sensor orientation: %d, Screen orientation: %d", rotation, screenOrientation);

    sensorOrientation = rotation + screenOrientation;

    LOGGER.i("Initializing at size %dx%d", previewWidth, previewHeight);
    rgbBytes = new int[previewWidth * previewHeight];
    rgbFrameBitmap = Bitmap.createBitmap(previewWidth, previewHeight, Bitmap.Config.ARGB_8888);
    croppedBitmap = Bitmap.createBitmap(INPUT_SIZE, INPUT_SIZE, Bitmap.Config.ARGB_8888);

    frameToCropTransform =
        ImageUtils.getTransformationMatrix(previewWidth, previewHeight, INPUT_SIZE, INPUT_SIZE,
            sensorOrientation, MAINTAIN_ASPECT);

    Matrix cropToFrameTransform = new Matrix();
    frameToCropTransform.invert(cropToFrameTransform);

    yuvBytes = new byte[3][];
  }

开发者ID:flipper83，项目名称:SortingHatAndroid，代码行数:27，代码来源:CameraActivity.java

示例2: onPreviewSizeChosen

import org.tensorflow.demo.env.ImageUtils; //导入方法依赖的package包/类
@Override
public void onPreviewSizeChosen(final Size size, final int rotation) {
    final float textSizePx =
            TypedValue.applyDimension(
                    TypedValue.COMPLEX_UNIT_DIP, TEXT_SIZE_DIP, getResources().getDisplayMetrics());
    borderedText = new BorderedText(textSizePx);
    borderedText.setTypeface(Typeface.MONOSPACE);

    if (TensorFlowYoloDetector.selectedModel == 0) {
        classifier = TensorFlowYoloDetector.create(
                getAssets(),
                YOLO_MODEL_FILE_FACE,
                YOLO_INPUT_SIZE,
                YOLO_INPUT_NAME,
                YOLO_OUTPUT_NAMES,
                YOLO_BLOCK_SIZE);

    } else {
        classifier = TensorFlowYoloDetector.create(
                getAssets(),
                YOLO_MODEL_FILE_HAND,
                YOLO_INPUT_SIZE,
                YOLO_INPUT_NAME,
                YOLO_OUTPUT_NAMES,
                YOLO_BLOCK_SIZE);
    }


    previewWidth = size.getWidth();
    previewHeight = size.getHeight();

    final Display display = getWindowManager().getDefaultDisplay();
    final int screenOrientation = display.getRotation();

    LOGGER.i("Sensor orientation: %d, Screen orientation: %d", rotation, screenOrientation);

    sensorOrientation = rotation + screenOrientation;

    LOGGER.i("Initializing at size %dx%d", previewWidth, previewHeight);
    rgbBytes = new int[previewWidth * previewHeight];
    rgbFrameBitmap = Bitmap.createBitmap(previewWidth, previewHeight, Config.ARGB_8888);
    croppedBitmap = Bitmap.createBitmap(YOLO_INPUT_SIZE, YOLO_INPUT_SIZE, Config.ARGB_8888);

    frameToCropTransform =
            ImageUtils.getTransformationMatrix(
                    previewWidth, previewHeight,
                    YOLO_INPUT_SIZE, YOLO_INPUT_SIZE,
                    sensorOrientation, MAINTAIN_ASPECT);

    cropToFrameTransform = new Matrix();
    frameToCropTransform.invert(cropToFrameTransform);

    yuvBytes = new byte[3][];

}

开发者ID:Jamjomjara，项目名称:snu-artoon，代码行数:56，代码来源:ARToonActivity.java

示例3: draw

import org.tensorflow.demo.env.ImageUtils; //导入方法依赖的package包/类
public synchronized void draw(final Canvas canvas) {
  // TODO(andrewharp): This may not work for non-90 deg rotations.
  final float multiplier =
      Math.min(canvas.getWidth() / (float) frameHeight, canvas.getHeight() / (float) frameWidth);
  frameToCanvasMatrix =
      ImageUtils.getTransformationMatrix(
          frameWidth,
          frameHeight,
          (int) (multiplier * frameHeight),
          (int) (multiplier * frameWidth),
          sensorOrientation,
          false);
  for (final TrackedRecognition recognition : trackedObjects) {
    final RectF trackedPos =
        (objectTracker != null)
            ? recognition.trackedObject.getTrackedPositionInPreviewFrame()
            : new RectF(recognition.location);

    getFrameToCanvasMatrix().mapRect(trackedPos);
    boxPaint.setColor(recognition.color);

    final float cornerSize = Math.min(trackedPos.width(), trackedPos.height()) / 8.0f;
    canvas.drawRoundRect(trackedPos, cornerSize, cornerSize, boxPaint);

    final String labelString =
        !TextUtils.isEmpty(recognition.title)
            ? String.format("%s %.2f", recognition.title, recognition.detectionConfidence)
            : String.format("%.2f", recognition.detectionConfidence);
    borderedText.drawText(canvas, trackedPos.left + cornerSize, trackedPos.bottom, labelString);
  }
}

开发者ID:Jamjomjara，项目名称:snu-artoon，代码行数:32，代码来源:MultiBoxTracker.java

示例4: draw

import org.tensorflow.demo.env.ImageUtils; //导入方法依赖的package包/类
public synchronized void draw(final Canvas canvas) {
  if (objectTracker == null) {
    return;
  }

  // TODO(andrewharp): This may not work for non-90 deg rotations.
  final float multiplier =
      Math.min(canvas.getWidth() / (float) frameHeight, canvas.getHeight() / (float) frameWidth);
  frameToCanvasMatrix =
      ImageUtils.getTransformationMatrix(
          frameWidth,
          frameHeight,
          (int) (multiplier * frameHeight),
          (int) (multiplier * frameWidth),
          sensorOrientation,
          false);
  for (final TrackedRecognition recognition : trackedObjects) {
    final ObjectTracker.TrackedObject trackedObject = recognition.trackedObject;

    final RectF trackedPos = trackedObject.getTrackedPositionInPreviewFrame();
    getFrameToCanvasMatrix().mapRect(trackedPos);
    boxPaint.setColor(recognition.color);

    final float cornerSize = Math.min(trackedPos.width(), trackedPos.height()) / 8.0f;
    canvas.drawRoundRect(trackedPos, cornerSize, cornerSize, boxPaint);

    final String labelString =
        !TextUtils.isEmpty(recognition.title)
            ? String.format("%s %.2f", recognition.title, recognition.detectionConfidence)
            : String.format("%.2f", recognition.detectionConfidence);
    borderedText.drawText(canvas, trackedPos.left + cornerSize, trackedPos.bottom, labelString);
  }
}

开发者ID:apacha，项目名称:TensorflowAndroidDemo，代码行数:34，代码来源:MultiBoxTracker.java

示例5: onPreviewSizeChosen

import org.tensorflow.demo.env.ImageUtils; //导入方法依赖的package包/类
@Override
public void onPreviewSizeChosen(final Size size, final int rotation) {
  final float textSizePx =
      TypedValue.applyDimension(
          TypedValue.COMPLEX_UNIT_DIP, TEXT_SIZE_DIP, getResources().getDisplayMetrics());
  borderedText = new BorderedText(textSizePx);
  borderedText.setTypeface(Typeface.MONOSPACE);

  classifier =
      TensorFlowImageClassifier.create(
          getAssets(),
          MODEL_FILE,
          LABEL_FILE,
          INPUT_SIZE,
          IMAGE_MEAN,
          IMAGE_STD,
          INPUT_NAME,
          OUTPUT_NAME);

  resultsView = (ResultsView) findViewById(R.id.results);
  previewWidth = size.getWidth();
  previewHeight = size.getHeight();

  final Display display = getWindowManager().getDefaultDisplay();
  final int screenOrientation = display.getRotation();

  LOGGER.i("Sensor orientation: %d, Screen orientation: %d", rotation, screenOrientation);

  sensorOrientation = rotation + screenOrientation;

  LOGGER.i("Initializing at size %dx%d", previewWidth, previewHeight);
  rgbBytes = new int[previewWidth * previewHeight];
  rgbFrameBitmap = Bitmap.createBitmap(previewWidth, previewHeight, Config.ARGB_8888);
  croppedBitmap = Bitmap.createBitmap(INPUT_SIZE, INPUT_SIZE, Config.ARGB_8888);

  frameToCropTransform =
      ImageUtils.getTransformationMatrix(
          previewWidth, previewHeight,
          INPUT_SIZE, INPUT_SIZE,
          sensorOrientation, MAINTAIN_ASPECT);

  cropToFrameTransform = new Matrix();
  frameToCropTransform.invert(cropToFrameTransform);

  yuvBytes = new byte[3][];

  addCallback(
      new DrawCallback() {
        @Override
        public void drawCallback(final Canvas canvas) {
          renderDebug(canvas);
        }
      });
}

开发者ID:apacha，项目名称:TensorflowAndroidDemo，代码行数:55，代码来源:ClassifierActivity.java

示例6: onPreviewSizeChosen

import org.tensorflow.demo.env.ImageUtils; //导入方法依赖的package包/类
@Override
public void onPreviewSizeChosen(final Size size, final int rotation) {
  final float textSizePx = TypedValue.applyDimension(
      TypedValue.COMPLEX_UNIT_DIP, TEXT_SIZE_DIP, getResources().getDisplayMetrics());
  borderedText = new BorderedText(textSizePx);
  borderedText.setTypeface(Typeface.MONOSPACE);

  classifier =
      TensorFlowImageClassifier.create(
          getAssets(),
          MODEL_FILE,
          LABEL_FILE,
          INPUT_SIZE,
          IMAGE_MEAN,
          IMAGE_STD,
          INPUT_NAME,
          OUTPUT_NAME);

  previewWidth = size.getWidth();
  previewHeight = size.getHeight();

  final Display display = getWindowManager().getDefaultDisplay();
  final int screenOrientation = display.getRotation();

  LOGGER.i("Sensor orientation: %d, Screen orientation: %d", rotation, screenOrientation);

  sensorOrientation = rotation + screenOrientation;

  LOGGER.i("Initializing at size %dx%d", previewWidth, previewHeight);
  rgbFrameBitmap = Bitmap.createBitmap(previewWidth, previewHeight, Config.ARGB_8888);
  croppedBitmap = Bitmap.createBitmap(INPUT_SIZE, INPUT_SIZE, Config.ARGB_8888);

  frameToCropTransform = ImageUtils.getTransformationMatrix(
      previewWidth, previewHeight,
      INPUT_SIZE, INPUT_SIZE,
      sensorOrientation, MAINTAIN_ASPECT);

  cropToFrameTransform = new Matrix();
  frameToCropTransform.invert(cropToFrameTransform);

  addCallback(
      new DrawCallback() {
        @Override
        public void drawCallback(final Canvas canvas) {
          renderDebug(canvas);
        }
      });
}

开发者ID:Nilhcem，项目名称:tensorflow-classifier-android，代码行数:49，代码来源:ClassifierActivity.java

注：本文中的org.tensorflow.demo.env.ImageUtils.getTransformationMatrix方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。