优化代码

Application/src/main/java/com/xypower/mppreview/Camera2RawFragment.java

@@ -706,9 +706,11 @@ public class Camera2RawFragment extends Fragment
                         CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP);
 
                 // For still image captures, we use the largest available size.
-                Size largestJpeg = Collections.max(
+                Size[] resolutions = map.getHighResolutionOutputSizes(ImageFormat.JPEG);
-                        Arrays.asList(map.getOutputSizes(ImageFormat.JPEG)),
+                if (resolutions == null) {
-                        new CompareSizesByArea());
+                    resolutions = map.getOutputSizes(ImageFormat.JPEG);
+                }
+                Size largestJpeg = Collections.max(Arrays.asList(resolutions), new CompareSizesByArea());
 
                 synchronized (mCameraStateLock) {
                     // Set up ImageReaders for JPEG and RAW outputs.  Place these in a reference
@@ -1057,22 +1059,18 @@ public class Camera2RawFragment extends Fragment
             }
 
             // Find the best preview size for these view dimensions and configured JPEG size.
+
             final Size previewSize = chooseOptimalSize(map.getOutputSizes(SurfaceTexture.class),
                     rotatedViewWidth, rotatedViewHeight, maxPreviewWidth, maxPreviewHeight,
                     largestJpeg);
 
-            mMessageHandler.postDelayed(new Runnable() {
+            if (swappedDimensions) {
-                @Override
+                mTextureView.setAspectRatio(
-                public void run() {
+                        previewSize.getHeight(), previewSize.getWidth());
-                    if (swappedDimensions) {
+            } else {
-                        mTextureView.setAspectRatio(
+                mTextureView.setAspectRatio(
-                                previewSize.getHeight(), previewSize.getWidth());
+                        previewSize.getWidth(), previewSize.getHeight());
-                    } else {
+            }
-                        mTextureView.setAspectRatio(
-                                previewSize.getWidth(), previewSize.getHeight());
-                    }
-                }
-            }, 0);