diff --git a/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/sample/SampleProviders.kt b/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/sample/SampleProviders.kt
index 5cfc293..fbd50c8 100644
--- a/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/sample/SampleProviders.kt
+++ b/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/sample/SampleProviders.kt
@@ -1,6 +1,6 @@
 package cash.z.android.wallet.sample
 
-import android.preference.PreferenceManager
+import android.content.Context
 import android.util.Log
 import cash.z.android.wallet.ZcashWalletApplication
 import okio.ByteString
@@ -8,10 +8,6 @@ import java.nio.charset.Charset
 import kotlin.properties.ReadOnlyProperty
 import kotlin.properties.ReadWriteProperty
 import kotlin.reflect.KProperty
-import android.R.id.edit
-import android.content.Context
-import android.content.SharedPreferences
-import java.lang.IllegalStateException
 
 @Deprecated(message = InsecureWarning.message)
 class SampleImportedSeedProvider(private val seedHex: String) : ReadOnlyProperty<Any?, ByteArray> {
diff --git a/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/activity/MainActivity.kt b/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/activity/MainActivity.kt
index 7cb01a0..caf6185 100644
--- a/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/activity/MainActivity.kt
+++ b/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/activity/MainActivity.kt
@@ -1,26 +1,17 @@
 package cash.z.android.wallet.ui.activity
 
-import android.animation.ObjectAnimator
-import android.animation.ValueAnimator
-import android.annotation.SuppressLint
 import android.os.Bundle
-import android.util.Log
-import android.view.Gravity
 import android.view.View
 import android.view.inputmethod.InputMethodManager
 import android.view.inputmethod.InputMethodManager.HIDE_NOT_ALWAYS
 import android.widget.TextView
-import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.app.AppCompatDelegate
-import androidx.appcompat.graphics.drawable.DrawerArrowDrawable
-import androidx.core.app.ActivityCompat
 import androidx.core.content.getSystemService
 import androidx.core.view.GravityCompat
 import androidx.core.view.doOnLayout
 import androidx.databinding.DataBindingUtil
 import androidx.drawerlayout.widget.DrawerLayout
 import androidx.navigation.NavController
-import androidx.navigation.NavDestination
 import androidx.navigation.Navigation
 import androidx.navigation.ui.AppBarConfiguration
 import androidx.navigation.ui.navigateUp
@@ -28,23 +19,12 @@ import androidx.navigation.ui.setupActionBarWithNavController
 import androidx.navigation.ui.setupWithNavController
 import cash.z.android.wallet.BuildConfig
 import cash.z.android.wallet.R
-import cash.z.android.wallet.ZcashWalletApplication
 import cash.z.android.wallet.databinding.ActivityMainBinding
 import cash.z.android.wallet.sample.WalletConfig
+import cash.z.wallet.sdk.data.Synchronizer
 import dagger.Module
 import dagger.android.ContributesAndroidInjector
-import dagger.android.support.DaggerAppCompatActivity
-import cash.z.wallet.sdk.data.Synchronizer
-import com.google.android.material.snackbar.Snackbar
-import dagger.android.AndroidInjection
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.GlobalScope
-import kotlinx.coroutines.channels.ReceiveChannel
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
 import javax.inject.Inject
-import kotlin.random.Random
-import kotlin.random.nextInt
 
 class MainActivity : BaseActivity() {
 
@@ -57,17 +37,12 @@ class MainActivity : BaseActivity() {
     lateinit var binding: ActivityMainBinding
     lateinit var loadMessages: List<String>
 
-    // used to  manage the drawer and drawerToggle interactions
     private lateinit var appBarConfiguration: AppBarConfiguration
     lateinit var navController: NavController
-//    private val multiStartNavigationUi = MultiStartNavigationUI(listOf(
-//        R.id.nav_home_fragment,
-//        R.id.nav_welcome_fragment
-//    ))
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        binding = DataBindingUtil.setContentView<ActivityMainBinding>(this, R.layout.activity_main)
+        binding = DataBindingUtil.setContentView(this, R.layout.activity_main)
         initAppBar()
         loadMessages = generateFunLoadMessages().shuffled()
         synchronizer.start(this)
@@ -75,7 +50,6 @@ class MainActivity : BaseActivity() {
 
     private fun initAppBar() {
         setSupportActionBar(findViewById(R.id.main_toolbar))
-//        supportActionBar?.setDisplayHomeAsUpEnabled(false)
         setupNavigation()
     }
 
@@ -155,6 +129,7 @@ class MainActivity : BaseActivity() {
                 "Validating your balance"
             )
         }
+
         fun generateFunLoadMessages(): List<String> {
             return listOf(
                 "Reticulating splines",
@@ -173,81 +148,3 @@ abstract class MainActivityModule {
     @ContributesAndroidInjector
     abstract fun contributeMainActivity(): MainActivity
 }
-
-//
-//class MultiStartNavigationUI(private val startDestinations: List<Int>) {
-//    fun setupActionBarWithNavController(activity: AppCompatActivity, navController: NavController,
-//                                        drawerLayout: DrawerLayout?) {
-//
-//        navController.addOnNavigatedListener(ActionBarOnNavigatedListener(
-//            activity, startDestinations, drawerLayout))
-//    }
-//
-//    fun navigateUp(drawerLayout: DrawerLayout?, navController: NavController): Boolean {
-//        if (drawerLayout != null && startDestinations.contains(navController.currentDestination?.id)) {
-//            drawerLayout.openDrawer(GravityCompat.START)
-//            return true
-//        } else {
-//            return navController.navigateUp()
-//        }
-//    }
-//
-//    fun onBackPressed(activity: AppCompatActivity,
-//                      navController: NavController): Boolean {
-//        if (startDestinations.contains(navController.currentDestination?.id)) {
-//            ActivityCompat.finishAfterTransition(activity)
-//            return true
-//        }
-//
-//        return false
-//    }
-//
-//    private class ActionBarOnNavigatedListener(
-//        private val mActivity: AppCompatActivity,
-//        private val startDestinations: List<Int>,
-//        private val mDrawerLayout: DrawerLayout?
-//    ) : NavController.OnNavigatedListener {
-//        private var mArrowDrawable: DrawerArrowDrawable? = null
-//        private var mAnimator: ValueAnimator? = null
-//
-//        override fun onNavigated(controller: NavController, destination: NavDestination) {
-//            val actionBar = mActivity.supportActionBar
-//
-//            val title = destination.label
-//            if (!title.isNullOrEmpty()) {
-//                actionBar?.title = title
-//            }
-//
-//            val isStartDestination = startDestinations.contains(destination.id)
-//            actionBar?.setDisplayHomeAsUpEnabled(this.mDrawerLayout != null || !isStartDestination)
-//            setActionBarUpIndicator(mDrawerLayout != null && isStartDestination)
-//        }
-//
-//
-//        private fun setActionBarUpIndicator(showAsDrawerIndicator: Boolean) {
-//            val delegate = mActivity.drawerToggleDelegate
-//            var animate = true
-//            if (mArrowDrawable == null) {
-//                mArrowDrawable = DrawerArrowDrawable(delegate!!.actionBarThemedContext)
-//                delegate.setActionBarUpIndicator(mArrowDrawable, 0)
-//                animate = false
-//            }
-//
-//            mArrowDrawable?.let {
-//                val endValue = if (showAsDrawerIndicator) 0.0f else 1.0f
-//
-//                if (animate) {
-//                    val startValue = it.progress
-//                    mAnimator?.cancel()
-//
-//                    @SuppressLint("ObjectAnimatorBinding")
-//                    mAnimator = ObjectAnimator.ofFloat(it, "progress", startValue, endValue)
-//                    mAnimator?.start()
-//                } else {
-//                    it.progress = endValue
-//                }
-//            }
-//
-//        }
-//    }
-//}
\ No newline at end of file
diff --git a/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/FirstrunFragment.kt b/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/FirstrunFragment.kt
index 4df286b..2abeb10 100644
--- a/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/FirstrunFragment.kt
+++ b/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/FirstrunFragment.kt
@@ -45,8 +45,6 @@ class FirstrunFragment : ProgressFragment(R.id.progress_firstrun), Transition.Tr
                 null
             )
         }
-//        binding.buttonNext.alpha = 0f
-//        binding.textProgressFirstrun.alpha = 0f
     }
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
diff --git a/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/HomeFragment.kt b/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/HomeFragment.kt
index c9dcda3..c82f9b7 100644
--- a/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/HomeFragment.kt
+++ b/zcash-android-wallet-app/app/src/main/java/cash/z/android/wallet/ui/fragment/HomeFragment.kt
@@ -518,13 +518,6 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
         @IdRes val destination:Int
     ) {
         /* ordered by when they need to be added to the speed dial (i.e. reverse display order) */
-//        REQUEST(
-//            R.id.fab_request,
-//            R.drawable.ic_receipt_24dp,
-//            R.color.icon_request,
-//            R.string.destination_menu_label_request,
-//            R.id.nav_request_fragment
-//        ),
         HISTORY(
             R.id.fab_history,
             R.drawable.ic_history_24dp,
@@ -551,14 +544,12 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
             fun fromId(id: Int): HomeFab? = values().firstOrNull { it.id == id }
         }
     }
-//
-//
-//
+
+
 //// ---------------------------------------------------------------------------------------------------------------------
 //// TODO: Delete these test functions
 //// ---------------------------------------------------------------------------------------------------------------------
-//
-    var empty = false
+
     val delay = 50L
     lateinit var headerEmptyViews: Array<View>
     lateinit var headerFullViews: Array<View>
@@ -569,9 +560,6 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
             binding.includeHeader.containerHomeHeader.progress = binding.includeHeader.containerHomeHeader.progress - 0.1f
         }, delay * 2)
     }
-//    internal fun toggle(isEmpty: Boolean) {
-//        toggleValues(isEmpty)
-//    }
 
     internal fun toggleViews(isEmpty: Boolean) {
         twig("toggling views to isEmpty == $isEmpty")
@@ -608,49 +596,6 @@ class HomeFragment : BaseFragment(), SwipeRefreshLayout.OnRefreshListener, HomeP
         view?.postDelayed(::forceRedraw, delay * 2)
     }
 
-    // TODO: get rid of all of this and consider two different fragments for the header, instead
-    internal fun toggleViews2(isEmpty: Boolean) {
-        var action: () -> Unit
-        if (isEmpty) {
-            action = {
-//                group_empty_view_items.visibility = View.VISIBLE
-//                group_full_view_items.visibility = View.GONE
-                headerFullViews.forEach { binding.includeHeader.containerHomeHeader.removeView(it) }
-                headerEmptyViews.forEach {
-                    tryIgnore {
-                        binding.includeHeader.containerHomeHeader.addView(it)
-                    }
-                }
-            }
-        } else {
-            action = {
-//                group_empty_view_items.visibility = View.GONE
-//                group_full_view_items.visibility = View.VISIBLE
-                headerEmptyViews.forEach { binding.includeHeader.containerHomeHeader.removeView(it) }
-                headerFullViews.forEach {
-                    tryIgnore {
-                        binding.includeHeader.containerHomeHeader.addView(it)
-                    }
-                }
-            }
-        }
-        view?.postDelayed({
-            action()
-            viewsInitialized = true
-        }, delay)
-        // TODO: the motion layout does not begin in the  right state for some reason. Debug this later.
-        view?.postDelayed(::forceRedraw, delay * 2)
-    }
-
-//    internal fun toggleValues(isEmpty: Boolean) {
-//        empty = isEmpty
-//        if(empty) {
-//            reduceValue()
-//        } else {
-//            increaseValue(Random.nextDouble(20.0, 100.0))
-//        }
-//    }
-
 
     inner class HomeTransitionListener : Transition.TransitionListener {
         override fun onTransitionStart(transition: Transition) {
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/CameraView.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/CameraView.kt
index 45fbfc6..ca56ca5 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/CameraView.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/CameraView.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,13 +9,14 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package cash.z.android.cameraview
 
 import android.app.Activity
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/DisplayOrientationDetector.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/DisplayOrientationDetector.kt
index 9d1b4cf..0a7faee 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/DisplayOrientationDetector.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/DisplayOrientationDetector.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/TextureViewPreview.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/TextureViewPreview.kt
index 40cd505..6089a75 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/TextureViewPreview.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/TextureViewPreview.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/api21/Camera2.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/api21/Camera2.kt
index da652ee..09f3c97 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/api21/Camera2.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/api21/Camera2.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/api23/Camera2Api23.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/api23/Camera2Api23.kt
index 42ed7a1..7b003f2 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/api23/Camera2Api23.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/api23/Camera2Api23.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/AspectRatio.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/AspectRatio.kt
index fcf7681..781e815 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/AspectRatio.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/AspectRatio.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/CameraViewImpl.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/CameraViewImpl.kt
index 4e42a99..dc9e991 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/CameraViewImpl.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/CameraViewImpl.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/Constants.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/Constants.kt
index 5911b0d..d43540f 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/Constants.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/Constants.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/PreviewImpl.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/PreviewImpl.kt
index 815a3fd..cd7d161 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/PreviewImpl.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/PreviewImpl.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/Size.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/Size.kt
index d1c97bc..d9695f8 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/Size.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/Size.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
diff --git a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/SizeMap.kt b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/SizeMap.kt
index 282d079..60bb138 100644
--- a/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/SizeMap.kt
+++ b/zcash-android-wallet-app/qrecycler/src/main/java/cash/z/android/cameraview/base/SizeMap.kt
@@ -1,4 +1,6 @@
 /*
+ * Copyright (C) 2019 Electric Coin Company
+ *
  * Copyright (C) 2016 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -7,6 +9,8 @@
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
+ * This file has been modified by Electric Coin Company to translate it into Kotlin and add support for Firebase vision.
+ *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.