Add CameraEngine.getRepeatingRequestDefaultTemplate (#1004)

* Fix Codecov

* Add getRepeatingRequestDefaultTemplate

.github/workflows/build.yml

@@ -6,8 +6,6 @@ on:
     branches:
       - master
   pull_request:
-env:
-  TRAVIS: true
 jobs:
   ANDROID_BASE_CHECKS:
     name: Base Checks

.github/workflows/deploy.yml

@@ -8,7 +8,6 @@ jobs:
     name: Bintray Upload
     runs-on: ubuntu-latest
     env:
-      TRAVIS: true
       BINTRAY_USER: ${{ secrets.BINTRAY_USER }}
       BINTRAY_KEY: ${{ secrets.BINTRAY_KEY }}
       BINTRAY_REPO: ${{ secrets.BINTRAY_REPO }}

cameraview/src/main/java/com/otaliastudios/cameraview/engine/Camera2Engine.java

@@ -228,6 +228,15 @@ public class Camera2Engine extends CameraBaseEngine implements
         }
     }
 
+    /**
+     * Can be changed to select something different than {@link CameraDevice#TEMPLATE_PREVIEW}
+     * for the default repeating request.
+     * @return the default template for preview
+     */
+    protected int getRepeatingRequestDefaultTemplate() {
+        return CameraDevice.TEMPLATE_PREVIEW;
+    }
+
     /**
      * Applies the repeating request builder to the preview, assuming we actually have a preview
      * running. Can be called after changing parameters to the builder.
@@ -419,7 +428,7 @@ public class Camera2Engine extends CameraBaseEngine implements
                                     + mPictureFormat);
                         }
                         mCameraOptions = new Camera2Options(mManager, mCameraId, flip, format);
-                        createRepeatingRequestBuilder(CameraDevice.TEMPLATE_PREVIEW);
+                        createRepeatingRequestBuilder(getRepeatingRequestDefaultTemplate());
                     } catch (CameraAccessException e) {
                         task.trySetException(createCameraException(e));
                         return;
@@ -977,9 +986,9 @@ public class Camera2Engine extends CameraBaseEngine implements
     @EngineThread
     private void maybeRestorePreviewTemplateAfterVideo() {
         int template = (int) mRepeatingRequestBuilder.build().getTag();
-        if (template != CameraDevice.TEMPLATE_PREVIEW) {
+        if (template != getRepeatingRequestDefaultTemplate()) {
             try {
-                createRepeatingRequestBuilder(CameraDevice.TEMPLATE_PREVIEW);
+                createRepeatingRequestBuilder(getRepeatingRequestDefaultTemplate());
                 addRepeatingRequestBuilderSurfaces();
                 applyRepeatingRequestBuilder();
             } catch (CameraAccessException e) {