Add qnn android package (#22296)

### Description
Pre built QNN Android package


### Future Work
1. Setting up CI with Browserstack- onnxruntime_tests and Android test
2. ESRP Release to Maven

java/build-android.gradle

@@ -8,6 +8,10 @@ def publishDir = System.properties['publishDir']
 def minSdkVer = System.properties['minSdkVer']
 def targetSdkVer = System.properties['targetSdkVer']
 boolean enableTrainingApis = (System.properties['ENABLE_TRAINING_APIS'] ?: "0") == "1"
+// Expected format for qnnVersion: major.minor.patch (e.g., 2.26.0)
+// QNN package version does not follow Semantic Versioning (SemVer) format.
+// For non qnn builds, qnnVersion will be null
+def qnnVersion = System.properties['qnnVersion']
 
 // Since Android requires a higher numbers indicating more recent versions
 // This function assume ORT version number will be in formart of A.B.C such as 1.7.0
@@ -26,7 +30,11 @@ project.version = rootProject.file('../VERSION_NUMBER').text.trim()
 project.group = "com.microsoft.onnxruntime"
 
 def tmpArtifactId = enableTrainingApis ? project.name + "-training" : project.name
-def mavenArtifactId = tmpArtifactId + '-android'
+def mavenArtifactId = tmpArtifactId + '-android' + (qnnVersion != null ? '-qnn' : '')
+
+//should the mavenArtifactId be read from the packageName variable as
+//that's how it's used in the build_aar_copy_artifacts.sh while copying the artifacts
+
 def defaultDescription = 'ONNX Runtime is a performance-focused inference engine for ONNX (Open Neural Network ' +
 	'Exchange) models. This package contains the Android (aar) build of ONNX Runtime. It includes support for all ' +
 	'types and operators, for ONNX format models. All standard ONNX models can be executed with this package.'
@@ -34,6 +42,10 @@ def trainingDescription = 'The onnxruntime-training android package is designed
 	'wide range of ONNX models on edge devices, such as mobile phones, tablets, and other portable devices with ' +
 	'a focus on minimizing resource usage and maximizing accuracy.' +
 	'See https://github.com/microsoft/onnxruntime-training-examples/tree/master/on_device_training for more details.'
+def qnnDescription = 'ONNX Runtime is a performance-focused inference engine for ONNX (Open Neural Network ' +
+	'Exchange) models. This package contains the Android (aar) build of ONNX Runtime with the QNN Execution Provider.' +
+	'It includes support for all types and operators, for ONNX format models. All standard ONNX models can be executed' +
+	'with this package.'
 
 buildscript {
 	repositories {
@@ -137,8 +149,9 @@ publishing {
 			artifact sourcesJar
 
 			pom {
-				name = enableTrainingApis ? 'onnxruntime-training' : 'onnx-runtime'
-				description = enableTrainingApis ? trainingDescription : defaultDescription
+				name = qnnVersion != null ? 'onnxruntime-qnn' : (enableTrainingApis ? 'onnxruntime-training' : 'onnx-runtime')
+				description = qnnVersion != null ? qnnDescription : (enableTrainingApis ? trainingDescription : defaultDescription)
+
 				url = 'https://microsoft.github.io/onnxruntime/'
 				licenses {
 					license {
@@ -162,6 +175,16 @@ publishing {
 						email = 'onnxruntime@microsoft.com'
 					}
 				}
+
+				if (qnnVersion != null) {
+					println "Modifying the POM XML to include QNN dependency"
+					withXml {
+						def dependencynode = asNode().appendNode('dependencies').appendNode('dependency')
+						dependencynode.appendNode('groupId', 'com.qualcomm.qti')
+						dependencynode.appendNode('artifactId', 'qnn-runtime')
+						dependencynode.appendNode('version', qnnVersion)
+					}
+				}
 			}
 		}
 	}

tools/ci_build/github/android/build_aar_and_copy_artifacts.sh

@@ -10,25 +10,43 @@ export PATH=/opt/python/cp38-cp38/bin:$PATH
 
 ls /build
 ls /build/deps
+
+# User inputs
+USE_QNN=${1:-0}  # by default qnn will not be included in package
+
 # build the AAR package, using the build settings under /home/onnxruntimedev/.build_settings/
 # if there is also include_ops_and_types.config exists in the same folder, use it to build with included ops/types
-if [ -f "/home/onnxruntimedev/.build_settings/include_ops_and_types.config" ]; then
-    python3 /onnxruntime_src/tools/ci_build/github/android/build_aar_package.py \
-        --build_dir /build \
-        --config $BUILD_CONFIG \
-        --android_sdk_path /android_home \
-        --android_ndk_path /ndk_home \
-        --include_ops_by_config /home/onnxruntimedev/.build_settings/include_ops_and_types.config \
-        /home/onnxruntimedev/.build_settings/build_settings.json
-else
-    python3 /onnxruntime_src/tools/ci_build/github/android/build_aar_package.py \
-        --build_dir /build \
-        --config $BUILD_CONFIG \
-        --android_sdk_path /android_home \
-        --android_ndk_path /ndk_home \
-        /home/onnxruntimedev/.build_settings/build_settings.json
+
+BUILD_SCRIPT="/onnxruntime_src/tools/ci_build/github/android/build_aar_package.py"
+BUILD_SETTINGS="/home/onnxruntimedev/.build_settings/build_settings.json"
+INCLUDE_OPS_CONFIG="/home/onnxruntimedev/.build_settings/include_ops_and_types.config"
+
+ANDROID_SDK_HOME="/android_home"
+ANDROID_NDK_HOME="/ndk_home"
+QNN_HOME="/qnn_home"
+
+
+# Base command for building the AAR package
+COMMAND="python3 $BUILD_SCRIPT --build_dir /build --config $BUILD_CONFIG --android_sdk_path $ANDROID_SDK_HOME --android_ndk_path $ANDROID_NDK_HOME $BUILD_SETTINGS"
+
+# Check if the include ops config file exists and modify command if it does
+if [ -f "$INCLUDE_OPS_CONFIG" ]; then
+    COMMAND+=" --include_ops_by_config $INCLUDE_OPS_CONFIG"
 fi
 
+# Add qnn path to command
+if [ "$USE_QNN" == "1" ]; then
+    if [ -d "$QNN_HOME" ]; then
+        COMMAND+=" --qnn_path $QNN_HOME"
+    else
+        echo "Error: QNN directory does not exist."
+        exit 1
+    fi
+fi
+
+# Execute the build command
+eval $COMMAND
+
 # Copy the built artifacts to give folder for publishing
 BASE_PATH=/build/aar_out/${BUILD_CONFIG}/com/microsoft/onnxruntime/${PACKAGE_NAME}/${ORT_VERSION}
 cp ${BASE_PATH}/${PACKAGE_NAME}-${ORT_VERSION}-javadoc.jar  /home/onnxruntimedev/.artifacts

tools/ci_build/github/android/build_aar_package.py

@@ -79,6 +79,7 @@ def _build_aar(args):
     build_settings = _parse_build_settings(args)
     build_dir = os.path.abspath(args.build_dir)
     ops_config_path = os.path.abspath(args.include_ops_by_config) if args.include_ops_by_config else None
+    qnn_android_build = "--use_qnn" in build_settings["build_params"]
 
     # Setup temp environment for building
     temp_env = os.environ.copy()
@@ -94,6 +95,26 @@ def _build_aar(args):
     base_build_command = [sys.executable, BUILD_PY] + build_settings["build_params"] + ["--config=" + build_config]
     header_files_path = ""
 
+    if qnn_android_build:
+        qnn_home = args.qnn_path
+        sdk_file = os.path.join(qnn_home, "sdk.yaml")
+        qnn_sdk_version = None
+        with open(sdk_file) as f:
+            for line in f:
+                if line.strip().startswith("version:"):
+                    # yaml file has simple key: value format with version as key
+                    qnn_sdk_version = line.split(":", 1)[1].strip()
+                    break
+
+        # Note: The QNN package version does not follow Semantic Versioning (SemVer) format.
+        # only use major.minor.patch version for qnn sdk version and truncate the build_id info if any
+        # yaml file typically has version like 2.26.0
+        if qnn_sdk_version:
+            qnn_sdk_version = ".".join(qnn_sdk_version.split(".")[:3])
+            base_build_command += ["--qnn_home=" + qnn_home]
+        else:
+            raise ValueError("Error: QNN SDK version not found in sdk.yaml file.")
+
     # Build binary for each ABI, one by one
     for abi in build_settings["build_abis"]:
         abi_build_dir = os.path.join(intermediates_dir, abi)
@@ -158,6 +179,10 @@ def _build_aar(args):
         ),
     ]
 
+    # Add qnn specific parameters
+    if qnn_android_build:
+        gradle_command.append(f"-DqnnVersion={qnn_sdk_version}")
+
     # clean, build, and publish to a local directory
     subprocess.run([*gradle_command, "clean"], env=temp_env, shell=False, check=True, cwd=JAVA_ROOT)
     subprocess.run([*gradle_command, "build"], env=temp_env, shell=False, check=True, cwd=JAVA_ROOT)
@@ -182,6 +207,8 @@ def parse_args():
         "--android_ndk_path", type=str, default=os.environ.get("ANDROID_NDK_HOME", ""), help="Path to the Android NDK"
     )
 
+    parser.add_argument("--qnn_path", type=str, default=os.environ.get("QNN_HOME", ""), help="Path to the QNN SDK")
+
     parser.add_argument(
         "--build_dir",
         type=str,

tools/ci_build/github/android/default_qnn_aar_build_settings.json

@@ -0,0 +1,19 @@
+{
+    "build_abis": [
+        "arm64-v8a"
+    ],
+    "android_min_sdk_version": 21,
+    "android_target_sdk_version": 24,
+    "build_params": [
+        "--enable_lto",
+        "--android",
+        "--parallel",
+        "--cmake_generator=Ninja",
+        "--build_java",
+        "--build_shared_lib",
+        "--use_qnn",
+        "--cmake_extra_defines=onnxruntime_BUILD_UNIT_TESTS=OFF",
+        "--skip_tests"
+
+    ]
+}

tools/ci_build/github/azure-pipelines/templates/android-java-api-aar.yml

@@ -78,6 +78,9 @@ jobs:
 
   - template: use-android-ndk.yml
 
+  - ${{ if contains(parameters.packageName, 'qnn') }}:
+    - template: jobs/download_linux_qnn_sdk.yml
+
   - task: CmdLine@2
     displayName: Build Android AAR Packages
     inputs:
@@ -88,6 +91,15 @@ jobs:
         cp ${{parameters.buildSettings}} $(Build.BinariesDirectory)/.build_settings/build_settings.json
         [ -f "${{parameters.includedOpsConfig}}" ] && \
           cp ${{parameters.includedOpsConfig}} $(Build.BinariesDirectory)/.build_settings/include_ops_and_types.config
+
+         # Mount qnn volume if building qnn android package
+        if [[ ${{ parameters.packageName }} == *qnn* ]]; then
+          QNN_VOLUME="--volume $(QnnSDKRootDir):/qnn_home"
+          USE_QNN="1"
+        else
+          QNN_VOLUME=""
+          USE_QNN="0"
+        fi
         docker run --rm \
           --volume $(Build.SourcesDirectory):/onnxruntime_src \
           --volume $(Build.BinariesDirectory):/build \
@@ -95,6 +107,7 @@ jobs:
           --volume $NDK_HOME:/ndk_home \
           --volume $(artifacts_directory):/home/onnxruntimedev/.artifacts \
           --volume $(Build.BinariesDirectory)/.build_settings:/home/onnxruntimedev/.build_settings \
+          $QNN_VOLUME \
           -e NIGHTLY_BUILD \
           -e BUILD_BUILDNUMBER \
           -e BUILD_CONFIG=${{parameters.buildConfig}} \
@@ -102,7 +115,7 @@ jobs:
           -e PUBLISH_EXECUTABLES=${{parameters.publish_executables}} \
           -e PACKAGE_NAME=${{parameters.packageName}} \
           onnxruntimecpubuild \
-            /bin/bash /onnxruntime_src/tools/ci_build/github/android/build_aar_and_copy_artifacts.sh
+            /bin/bash /onnxruntime_src/tools/ci_build/github/android/build_aar_and_copy_artifacts.sh $USE_QNN
       workingDirectory: $(Build.SourcesDirectory)
 
 

tools/ci_build/github/azure-pipelines/templates/c-api-cpu.yml

@@ -72,12 +72,27 @@ stages:
       job_name_suffix: 'Full'
       publish_executables: '1'
       enable_code_sign: ${{ parameters.DoEsrp }}
+      packageName: 'onnxruntime-android'
 
   - template: android-java-api-aar-test.yml
     parameters:
       artifactName: 'onnxruntime-android-full-aar'
       job_name_suffix: 'Full'
 
+- stage: Android_Java_API_AAR_Packaging_QNN
+  dependsOn: []
+  jobs:
+  - template: android-java-api-aar.yml
+    parameters:
+      buildConfig: 'Release'
+      buildSettings: '$(Build.SourcesDirectory)/tools/ci_build/github/android/default_qnn_aar_build_settings.json'
+      artifactName: 'onnxruntime-android-qnn-aar'
+      job_name_suffix: 'QNN'
+      publish_executables: '0'
+      enable_code_sign: ${{ parameters.DoEsrp }}
+      packageName: 'onnxruntime-android-qnn'
+  #TODO: Add test job for QNN Android AAR
+
 - stage: iOS_Full_xcframework
   dependsOn: []
   jobs: