Setup remaining android apps (#351)

* onboard object_detection_android

* remove whisper_kit_android external app

Author: manupillai308

README.md

@@ -58,7 +58,7 @@ __NOTE: Some of these apps will run without NPU acceleration on non-Snapdragon®
 | [Object Detection](https://github.com/qualcomm/ai-hub-apps/tree/main/apps/object_detection_android)* | Java | TensorFlow Lite | OpenCV, Live Camera Feed |
 | [Semantic Segmentation](apps/semantic_segmentation_android) |  Java | TensorFlow Lite | OpenCV, Live Camera Feed |
 | [Super Resolution](apps/super_resolution_android) | Java | TensorFlow Lite |
-| [WhisperKit (Speech to Text)](https://github.com/argmaxinc/WhisperKitAndroid) | Various | TensorFlow Lite |
+| [WhisperKit (Speech to Text)](https://github.com/argmaxinc/WhisperKitAndroid)* | Various | TensorFlow Lite |
 <!-- /ANDROID_APPS -->
 
 <!-- WINDOWS_APPS -->

apps/object_detection_android/build.gradle

@@ -2,14 +2,19 @@ plugins {
     id 'com.android.application' version '8.13.0'
 }
 
+// Load shared versions and utilities — must be before android {} and dependencies {}
+if (file('_shared/android/common.gradle').exists()) {
+    apply from: '_shared/android/common.gradle'
+}
+
 android {
-    ndkVersion '27.3.13750724'
-    compileSdk 34
+    ndkVersion ANDROID_NDK_VERSION
+    compileSdk ANDROID_COMPILE_API
 
     defaultConfig {
         applicationId "com.quicinc.objectdetection"
-        minSdk 31
-        targetSdk 34
+        minSdk ANDROID_MIN_API
+        targetSdk ANDROID_TARGET_API
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
@@ -47,16 +52,16 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.7.0'
     implementation 'com.google.android.material:material:1.12.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
-    api 'org.tensorflow:tensorflow-lite:2.16.1'
-    implementation 'org.tensorflow:tensorflow-lite-gpu:2.16.1'
-    implementation 'org.tensorflow:tensorflow-lite-gpu-api:2.16.1'
+    api "org.tensorflow:tensorflow-lite:${TF_LITE_VERSION}"
+    implementation "org.tensorflow:tensorflow-lite-gpu:${TF_LITE_VERSION}"
+    implementation "org.tensorflow:tensorflow-lite-gpu-api:${TF_LITE_VERSION}"
     implementation 'org.tensorflow:tensorflow-lite-gpu-delegate-plugin:0.4.4'
     implementation 'org.opencv:opencv:4.10.0'
-    implementation "com.qualcomm.qti:qnn-runtime:2.40.0"
-    implementation "com.qualcomm.qti:qnn-litert-delegate:2.40.0"
-}
-
-// Include utilities needed by the AI Hub Apps test suite.
-if (file('_shared/android/common.gradle').exists()) {
-    apply from: '_shared/android/common.gradle'
+    implementation "com.qualcomm.qti:qnn-runtime:${QNN_VERSION}"
+    implementation "com.qualcomm.qti:qnn-litert-delegate:${QNN_VERSION}"
+    androidTestImplementation 'androidx.test:runner:1.6.2'
+    androidTestImplementation 'androidx.test:rules:1.6.1'
+    androidTestImplementation 'androidx.test.ext:junit:1.2.1'
+    androidTestImplementation 'androidx.test:core:1.6.1'
+    androidTestImplementation 'junit:junit:4.13.2'
 }

apps/object_detection_android/gradle.properties

@@ -1,4 +1,3 @@
-org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
+org.gradle.jvmargs=-Xmx4G -Dfile.encoding=UTF-8
 android.useAndroidX=true
 android.nonTransitiveRClass=true
-android.nonFinalResIds=false

apps/object_detection_android/info.yaml

@@ -15,7 +15,7 @@ precisions: [float]
 app_type: 'android'
 base_docker: ubuntu.dockerfile
 static_img_filename: 'app_screen.png'
-app_repo_url: "https://github.com/qualcomm/ai-hub-apps/tree/main/apps/object_detection_android"
+app_repo_relative_path: 'object_detection_android'
 os:
   name: Android
   version: 14+

apps/object_detection_android/install_build.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+# ---------------------------------------------------------------------
+# Copyright (c) 2025 Qualcomm Technologies, Inc. and/or its subsidiaries.
+# SPDX-License-Identifier: BSD-3-Clause
+# ---------------------------------------------------------------------
+set -euo pipefail
+
+source ../_shared/scripts/android_utils.sh
+
+install_android_sdk

apps/object_detection_android/settings.gradle

@@ -12,3 +12,7 @@ dependencyResolutionManagement {
         mavenCentral()
     }
 }
+
+// Fix APK output filename to app-debug.apk regardless of the directory name the
+// project is built from (e.g. when fetched via qai-hub-apps and built on-device).
+rootProject.name = 'app'