return CopyResult::UnknownError;
}
- CopyResult copyResult = copyImageInto(sourceImage, texTransform, graphicBuffer->getWidth(),
- graphicBuffer->getHeight(), srcRect, bitmap);
+ uint32_t width = graphicBuffer->getWidth();
+ uint32_t height = graphicBuffer->getHeight();
+ // If this is a 90 or 270 degree rotation we need to swap width/height
+ // This is a fuzzy way of checking that.
+ if (texTransform[Matrix4::kSkewX] >= 0.5f || texTransform[Matrix4::kSkewX] <= -0.5f) {
+ std::swap(width, height);
+ }
+ CopyResult copyResult = copyImageInto(sourceImage, texTransform, width, height,
+ srcRect, bitmap);
// All we're flushing & finishing is the deletion of the texture since
// copyImageInto already did a major flush & finish as an implicit
--- /dev/null
+package com.android.test.hwui;
+
+import android.app.Activity;
+import android.graphics.Bitmap;
+import android.graphics.Bitmap.Config;
+import android.graphics.Paint.Style;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.ColorFilter;
+import android.graphics.Paint;
+import android.graphics.PixelFormat;
+import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.os.Handler;
+import android.util.Log;
+import android.view.PixelCopy;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+public class PixelCopyWindow extends Activity {
+
+ private Handler mHandler;
+ private ImageView mImage;
+ private TextView mText;
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+ mHandler = new Handler();
+
+ LinearLayout layout = new LinearLayout(this);
+ TextView text = new TextView(this);
+ text.setText("Hello, World!");
+ Button btn = new Button(this);
+ btn.setText("Screenshot!");
+ btn.setOnClickListener((v) -> takeScreenshot());
+ mImage = new ImageView(this);
+ mText = new TextView(this);
+
+ layout.setOrientation(LinearLayout.VERTICAL);
+ layout.addView(text);
+ layout.addView(btn);
+ layout.addView(mImage);
+ layout.addView(mText);
+ final float density = getResources().getDisplayMetrics().density;
+ layout.setBackground(new Drawable() {
+ Paint mPaint = new Paint();
+
+ @Override
+ public void draw(Canvas canvas) {
+ mPaint.setStyle(Style.STROKE);
+ mPaint.setStrokeWidth(4 * density);
+ mPaint.setColor(Color.BLUE);
+ final Rect bounds = getBounds();
+ canvas.drawRect(bounds, mPaint);
+ mPaint.setColor(Color.RED);
+ canvas.drawLine(bounds.centerX(), 0, bounds.centerX(), bounds.height(), mPaint);
+ mPaint.setColor(Color.GREEN);
+ canvas.drawLine(0, bounds.centerY(), bounds.width(), bounds.centerY(), mPaint);
+ }
+
+ @Override
+ public void setAlpha(int alpha) {
+ }
+
+ @Override
+ public void setColorFilter(ColorFilter colorFilter) {
+ }
+
+ @Override
+ public int getOpacity() {
+ return PixelFormat.TRANSLUCENT;
+ }
+ });
+ setContentView(layout);
+ }
+
+ private void takeScreenshot() {
+ View decor = getWindow().getDecorView();
+ Rect srcRect = new Rect();
+ decor.getGlobalVisibleRect(srcRect);
+ final Bitmap bitmap = Bitmap.createBitmap(
+ (int) (srcRect.width() * .25), (int) (srcRect.height() * .25), Config.ARGB_8888);
+ PixelCopy.request(getWindow(), srcRect, bitmap, (result) -> {
+ if (result != PixelCopy.SUCCESS) {
+ mText.setText("Copy failed, result: " + result);
+ mImage.setImageBitmap(null);
+ } else {
+ mText.setText("");
+ mImage.setImageBitmap(bitmap);
+ }
+ }, mHandler);
+ }
+}