Add VAD+ASR demo for HarmonyOS (#1573)

harmony-os/README.md

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+# Introduction
+
+- [./SherpaOnnxHar](./SherpaOnnxHar) It is for building `sherpa_onnx.har`.
+  If you don't need to change the C++ or Typescript code of sherpa-onnx, then
+  you can download pre-built `sherpa_onnx.har` from us. Please refer to
+  our [doc](https://k2-fsa.github.io/sherpa/onnx) for how to download it.
+
+- [./SherpaOnnxVadAsr](./SherpaOnnxVadAsr) It shows how to use
+  VAD + Non-streaming ASR for speech recognition.

harmony-os/SherpaOnnxVadAsr/.gitignore

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+/node_modules
+/oh_modules
+/local.properties
+/.idea
+**/build
+/.hvigor
+.cxx
+/.clangd
+/.clang-format
+/.clang-tidy
+**/.test
+/.appanalyzer

harmony-os/SherpaOnnxVadAsr/AppScope/app.json5

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+{
+  "app": {
+    "bundleName": "com.k2fsa.sherpa.onnx.vad.asr",
+    "vendor": "example",
+    "versionCode": 1000000,
+    "versionName": "1.0.0",
+    "icon": "$media:app_icon",
+    "label": "$string:app_name"
+  }
+}

harmony-os/SherpaOnnxVadAsr/AppScope/resources/base/element/string.json

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+{
+  "string": [
+    {
+      "name": "app_name",
+      "value": "SherpaOnnxVadAsr"
+    }
+  ]
+}

harmony-os/SherpaOnnxVadAsr/build-profile.json5

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+{
+  "app": {
+    "signingConfigs": [],
+    "products": [
+      {
+        "name": "default",
+        "signingConfig": "default",
+        "compatibleSdkVersion": "4.0.0(10)",
+        "runtimeOS": "HarmonyOS",
+        "buildOption": {
+          "strictMode": {
+            "caseSensitiveCheck": true,
+          }
+        }
+      }
+    ],
+    "buildModeSet": [
+      {
+        "name": "debug",
+      },
+      {
+        "name": "release"
+      }
+    ]
+  },
+  "modules": [
+    {
+      "name": "entry",
+      "srcPath": "./entry",
+      "targets": [
+        {
+          "name": "default",
+          "applyToProducts": [
+            "default"
+          ]
+        }
+      ]
+    }
+  ]
+}

harmony-os/SherpaOnnxVadAsr/code-linter.json5

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+{
+  "files": [
+    "**/*.ets"
+  ],
+  "ignore": [
+    "**/src/ohosTest/**/*",
+    "**/src/test/**/*",
+    "**/src/mock/**/*",
+    "**/node_modules/**/*",
+    "**/oh_modules/**/*",
+    "**/build/**/*",
+    "**/.preview/**/*"
+  ],
+  "ruleSet": [
+    "plugin:@performance/recommended",
+    "plugin:@typescript-eslint/recommended"
+  ],
+  "rules": {
+  }
+}

harmony-os/SherpaOnnxVadAsr/entry/.gitignore

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+/node_modules
+/oh_modules
+/.preview
+/build
+/.cxx
+/.test
+*.har

harmony-os/SherpaOnnxVadAsr/entry/README.md

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+# Introduction
+
+Please download ./sherpa_onnx-v1.10.32.har
+from <https://huggingface.co/csukuangfj/sherpa-onnx-harmony-os/tree/main/har>
+
+Hint: For users who have no access to huggingface, please use
+<https://hf-mirror.com/csukuangfj/sherpa-onnx-harmony-os/tree/main/har>

harmony-os/SherpaOnnxVadAsr/entry/build-profile.json5

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+{
+  "apiType": "stageMode",
+  "buildOption": {
+    "sourceOption": {
+      "workers": [
+        './src/main/ets/workers/NonStreamingAsrWithVadWorker.ets'
+      ]
+    }
+  },
+  "buildOptionSet": [
+    {
+      "name": "release",
+      "arkOptions": {
+        "obfuscation": {
+          "ruleOptions": {
+            "enable": false,
+            "files": [
+              "./obfuscation-rules.txt"
+            ]
+          }
+        }
+      }
+    },
+  ],
+  "targets": [
+    {
+      "name": "default"
+    },
+    {
+      "name": "ohosTest",
+    }
+  ]
+}

harmony-os/SherpaOnnxVadAsr/entry/hvigorfile.ts

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+import { hapTasks } from '@ohos/hvigor-ohos-plugin';
+
+export default {
+    system: hapTasks,  /* Built-in plugin of Hvigor. It cannot be modified. */
+    plugins:[]         /* Custom plugin to extend the functionality of Hvigor. */
+}

harmony-os/SherpaOnnxVadAsr/entry/obfuscation-rules.txt

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+# Define project specific obfuscation rules here.
+# You can include the obfuscation configuration files in the current module's build-profile.json5.
+#
+# For more details, see
+#   https://developer.huawei.com/consumer/cn/doc/harmonyos-guides-V5/source-obfuscation-V5
+
+# Obfuscation options:
+# -disable-obfuscation: disable all obfuscations
+# -enable-property-obfuscation: obfuscate the property names
+# -enable-toplevel-obfuscation: obfuscate the names in the global scope
+# -compact: remove unnecessary blank spaces and all line feeds
+# -remove-log: remove all console.* statements
+# -print-namecache: print the name cache that contains the mapping from the old names to new names
+# -apply-namecache: reuse the given cache file
+
+# Keep options:
+# -keep-property-name: specifies property names that you want to keep
+# -keep-global-name: specifies names that you want to keep in the global scope
+
+-enable-property-obfuscation
+-enable-toplevel-obfuscation
+-enable-filename-obfuscation
+-enable-export-obfuscation

harmony-os/SherpaOnnxVadAsr/entry/oh-package.json5

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+{
+  "name": "entry",
+  "version": "1.0.0",
+  "description": "Please describe the basic information.",
+  "main": "",
+  "author": "",
+  "license": "",
+  "dependencies": {}
+}
+

harmony-os/SherpaOnnxVadAsr/entry/src/main/ets/entryability/EntryAbility.ets

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+import AbilityConstant from '@ohos.app.ability.AbilityConstant';
+import hilog from '@ohos.hilog';
+import UIAbility from '@ohos.app.ability.UIAbility';
+import Want from '@ohos.app.ability.Want';
+import window from '@ohos.window';
+
+export default class EntryAbility extends UIAbility {
+  onCreate(want: Want, launchParam: AbilityConstant.LaunchParam): void {
+    hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onCreate');
+  }
+
+  onDestroy(): void {
+    hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onDestroy');
+  }
+
+  onWindowStageCreate(windowStage: window.WindowStage): void {
+    // Main window is created, set main page for this ability
+    hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onWindowStageCreate');
+
+    windowStage.loadContent('pages/Index', (err) => {
+      if (err.code) {
+        hilog.error(0x0000, 'testTag', 'Failed to load the content. Cause: %{public}s', JSON.stringify(err) ?? '');
+        return;
+      }
+      hilog.info(0x0000, 'testTag', 'Succeeded in loading the content.');
+    });
+  }
+
+  onWindowStageDestroy(): void {
+    // Main window is destroyed, release UI related resources
+    hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onWindowStageDestroy');
+  }
+
+  onForeground(): void {
+    // Ability has brought to foreground
+    hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onForeground');
+  }
+
+  onBackground(): void {
+    // Ability has back to background
+    hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onBackground');
+  }
+}

harmony-os/SherpaOnnxVadAsr/entry/src/main/ets/entrybackupability/EntryBackupAbility.ets

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+import hilog from '@ohos.hilog';
+import BackupExtensionAbility, { BundleVersion } from '@ohos.application.BackupExtensionAbility';
+
+export default class EntryBackupAbility extends BackupExtensionAbility {
+  async onBackup() {
+    hilog.info(0x0000, 'testTag', 'onBackup ok');
+  }
+
+  async onRestore(bundleVersion: BundleVersion) {
+    hilog.info(0x0000, 'testTag', 'onRestore ok %{public}s', JSON.stringify(bundleVersion));
+  }
+}