加入 cn 和 en 简单的本地模型

example/android/settings.gradle.kts

@@ -31,3 +31,7 @@ plugins {
 }
 
 include(":app")
+
+// 显式包含 flutter_vosk_wakeword 插件的 android 模块
+include(":flutter_vosk_wakeword")
+project(":flutter_vosk_wakeword").projectDir = File(settings.rootDir, "../../packages/flutter_vosk_wakeword/android")

example/pubspec.lock

@@ -209,6 +209,13 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.2"
+  flutter_vosk_wakeword:
+    dependency: transitive
+    description:
+      path: "../packages/flutter_vosk_wakeword"
+      relative: true
+    source: path
+    version: "0.0.1"
   flutter_web_plugins:
     dependency: transitive
     description: flutter
@@ -635,5 +642,5 @@ packages:
     source: hosted
     version: "1.1.0"
 sdks:
-  dart: ">=3.6.0 <4.0.0"
+  dart: ">=3.6.2 <4.0.0"
   flutter: ">=3.27.1"

example/pubspec.yaml

@@ -42,52 +42,11 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-
-  # The "flutter_lints" package below contains a set of recommended lints to
-  # encourage good coding practices. The lint set provided by the package is
-  # activated in the `analysis_options.yaml` file located at the root of your
-  # package. See that file for information about deactivating specific lint
-  # rules and activating additional ones.
   flutter_lints: ^5.0.0
 
-# For information on the generic Dart part of this file, see the
+# overrides_dependencies:
-# following page: https://dart.dev/tools/pub/pubspec
+#   flutter_vosk_wakeword:
+#     path: ../packages/flutter_vosk_wakeword
 
-# The following section is specific to Flutter packages.
 flutter:
-
-  # The following line ensures that the Material Icons font is
-  # included with your application, so that you can use the icons in
-  # the material Icons class.
   uses-material-design: true
-
-  # To add assets to your application, add an assets section, like this:
-  # assets:
-  #   - images/a_dot_burr.jpeg
-  #   - images/a_dot_ham.jpeg
-
-  # An image asset can refer to one or more resolution-specific "variants", see
-  # https://flutter.dev/to/resolution-aware-images
-
-  # For details regarding adding assets from package dependencies, see
-  # https://flutter.dev/to/asset-from-package
-
-  # To add custom fonts to your application, add a fonts section here,
-  # in this "flutter" section. Each entry in this list should have a
-  # "family" key with the font family name, and a "fonts" key with a
-  # list giving the asset and other descriptors for the font. For
-  # example:
-  # fonts:
-  #   - family: Schyler
-  #     fonts:
-  #       - asset: fonts/Schyler-Regular.ttf
-  #       - asset: fonts/Schyler-Italic.ttf
-  #         style: italic
-  #   - family: Trajan Pro
-  #     fonts:
-  #       - asset: fonts/TrajanPro.ttf
-  #       - asset: fonts/TrajanPro_Bold.ttf
-  #         weight: 700
-  #
-  # For details regarding fonts from package dependencies,
-  # see https://flutter.dev/to/font-from-package

packages/flutter_vosk_wakeword/android/build.gradle

@@ -41,6 +41,10 @@ android {
     sourceSets {
         main.java.srcDirs += "src/main/kotlin"
         test.java.srcDirs += "src/test/kotlin"
+
+        main {
+            assets.srcDirs += ["models/src/main/assets"]
+        }
     }
 
     defaultConfig {
@@ -64,3 +68,8 @@ android {
         }
     }
 }
+
+dependencies {
+    implementation 'com.alphacephei:vosk-android:0.3.70'
+//    implementation project(":models")
+}

packages/flutter_vosk_wakeword/android/models/build.gradle

@@ -0,0 +1,32 @@
+apply plugin: "com.android.library"
+apply plugin: "kotlin-android"
+
+android {
+    // 为这个模块设置一个独立的命名空间
+    namespace "com.tsystems.models"
+    compileSdk = 35
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_11
+        targetCompatibility = JavaVersion.VERSION_11
+    }
+
+    kotlinOptions {
+        jvmTarget = JavaVersion.VERSION_11
+    }
+
+    defaultConfig {
+        minSdk = 21
+    }
+
+    sourceSets {
+        // 这是最关键的一步：告诉Gradle这个模块的assets资源在哪里
+        // 我们直接指向模块的根目录，Gradle会自动寻找 src/main/assets
+        main.assets.srcDirs = ['src/main/assets']
+    }
+
+    // 由于这个模块只包含资源，我们可以禁用一些不需要的Java/Kotlin编译任务
+    libraryVariants.all { variant ->
+        variant.generateBuildConfigProvider.get().enabled = false
+    }
+}

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-cn/README

@@ -0,0 +1,6 @@
+Chinese Vosk model for mobile
+
+CER results
+
+23.54% speechio_02
+38.29% speechio_06

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-cn/conf/mfcc.conf

@@ -0,0 +1,8 @@
+--use-energy=false
+--sample-frequency=16000
+--num-mel-bins=40
+--num-ceps=40
+--low-freq=40
+--high-freq=-200
+--allow-upsample=true
+--allow-downsample=true

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-cn/conf/model.conf

@@ -0,0 +1,10 @@
+--min-active=200
+--max-active=5000
+--beam=12.0
+--lattice-beam=4.0
+--acoustic-scale=1.0
+--frame-subsampling-factor=3
+--endpoint.silence-phones=1:2:3:4:5:6:7:8:9:10
+--endpoint.rule2.min-trailing-silence=0.5
+--endpoint.rule3.min-trailing-silence=1.0
+--endpoint.rule4.min-trailing-silence=2.0

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-cn/graph/disambig_tid.int

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packages/flutter_vosk_wakeword/android/models/src/main/assets/model-cn/graph/phones/word_boundary.int

@@ -0,0 +1,646 @@
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packages/flutter_vosk_wakeword/android/models/src/main/assets/model-cn/ivector/global_cmvn.stats

@@ -0,0 +1,3 @@
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packages/flutter_vosk_wakeword/android/models/src/main/assets/model-cn/ivector/splice.conf

@@ -0,0 +1,2 @@
+--left-context=3
+--right-context=3

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-en-us/README

@@ -0,0 +1,9 @@
+US English model for mobile Vosk applications
+
+Copyright 2020 Alpha Cephei Inc
+
+Accuracy: 10.38 (tedlium test) 9.85 (librispeech test-clean)
+Speed: 0.11xRT (desktop)
+Latency: 0.15s (right context)
+
+

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-en-us/conf/mfcc.conf

@@ -0,0 +1,7 @@
+--sample-frequency=16000
+--use-energy=false
+--num-mel-bins=40
+--num-ceps=40
+--low-freq=20
+--high-freq=7600
+--allow-downsample=true

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-en-us/conf/model.conf

@@ -0,0 +1,10 @@
+--min-active=200
+--max-active=3000
+--beam=10.0
+--lattice-beam=2.0
+--acoustic-scale=1.0
+--frame-subsampling-factor=3
+--endpoint.silence-phones=1:2:3:4:5:6:7:8:9:10
+--endpoint.rule2.min-trailing-silence=0.5
+--endpoint.rule3.min-trailing-silence=0.75
+--endpoint.rule4.min-trailing-silence=1.0

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packages/flutter_vosk_wakeword/android/models/src/main/assets/model-en-us/ivector/global_cmvn.stats

@@ -0,0 +1,3 @@
+ [
+  1.682383e+11 -1.1595e+10 -1.521733e+10 4.32034e+09 -2.257938e+10 -1.969666e+10 -2.559265e+10 -1.535687e+10 -1.276854e+10 -4.494483e+09 -1.209085e+10 -5.64008e+09 -1.134847e+10 -3.419512e+09 -1.079542e+10 -4.145463e+09 -6.637486e+09 -1.11318e+09 -3.479773e+09 -1.245932e+08 -1.386961e+09 6.560655e+07 -2.436518e+08 -4.032432e+07 4.620046e+08 -7.714964e+07 9.551484e+08 -4.119761e+08 8.208582e+08 -7.117156e+08 7.457703e+08 -4.3106e+08 1.202726e+09 2.904036e+08 1.231931e+09 3.629848e+08 6.366939e+08 -4.586172e+08 -5.267629e+08 -3.507819e+08 1.679838e+09 
+  1.741141e+13 8.92488e+11 8.743834e+11 8.848896e+11 1.190313e+12 1.160279e+12 1.300066e+12 1.005678e+12 9.39335e+11 8.089614e+11 7.927041e+11 6.882427e+11 6.444235e+11 5.151451e+11 4.825723e+11 3.210106e+11 2.720254e+11 1.772539e+11 1.248102e+11 6.691599e+10 3.599804e+10 1.207574e+10 1.679301e+09 4.594778e+08 5.821614e+09 1.451758e+10 2.55803e+10 3.43277e+10 4.245286e+10 4.784859e+10 4.988591e+10 4.925451e+10 5.074584e+10 4.9557e+10 4.407876e+10 3.421443e+10 3.138606e+10 2.539716e+10 1.948134e+10 1.381167e+10 0 ]

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-en-us/ivector/online_cmvn.conf

@@ -0,0 +1 @@
+# configuration file for apply-cmvn-online, used in the script ../local/run_online_decoding.sh

packages/flutter_vosk_wakeword/android/models/src/main/assets/model-en-us/ivector/splice.conf

@@ -0,0 +1,2 @@
+--left-context=3
+--right-context=3

packages/flutter_vosk_wakeword/android/settings.gradle

@@ -1 +1,4 @@
 rootProject.name = 'flutter_vosk_wakeword'
+
+//include ':models'
+//project(':models').projectDir = new File(settingsDir, 'models')

packages/flutter_vosk_wakeword/android/src/main/kotlin/com/tsystems/flutter_vosk_wakeword/FlutterVoskWakewordPlugin.kt

@@ -8,6 +8,9 @@ import io.flutter.plugin.common.MethodChannel
 import io.flutter.plugin.common.MethodChannel.MethodCallHandler
 import io.flutter.plugin.common.MethodChannel.Result
 
+// # vosk
+import org.vosk.LibVosk
+
 /** FlutterVoskWakewordPlugin */
 class FlutterVoskWakewordPlugin: FlutterPlugin, MethodCallHandler {
   /// The MethodChannel that will the communication between Flutter and native Android

packages/flutter_vosk_wakeword/lib/flutter_vosk_wakeword.dart

@@ -1,5 +1,5 @@
 
-import 'flutter_vosk_wakeword_platform_interface.dart';
+import 'src/interface/flutter_vosk_wakeword_platform_interface.dart';
 
 class FlutterVoskWakeword {
   Future<String?> getPlatformVersion() {

packages/flutter_vosk_wakeword/lib/src/channel/flutter_vosk_wakeword_method_channel.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/foundation.dart';
 import 'package:flutter/services.dart';
 
-import 'flutter_vosk_wakeword_platform_interface.dart';
+import '../interface/flutter_vosk_wakeword_platform_interface.dart';
 
 /// An implementation of [FlutterVoskWakewordPlatform] that uses method channels.
 class MethodChannelFlutterVoskWakeword extends FlutterVoskWakewordPlatform {

packages/flutter_vosk_wakeword/lib/src/interface/flutter_vosk_wakeword_platform_interface.dart

@@ -1,6 +1,6 @@
 import 'package:plugin_platform_interface/plugin_platform_interface.dart';
 
-import 'flutter_vosk_wakeword_method_channel.dart';
+import '../channel/flutter_vosk_wakeword_method_channel.dart';
 
 abstract class FlutterVoskWakewordPlatform extends PlatformInterface {
   /// Constructs a FlutterVoskWakewordPlatform.

packages/flutter_vosk_wakeword/pubspec.yaml

@@ -16,6 +16,7 @@ dev_dependencies:
   flutter_test:
     sdk: flutter
   flutter_lints: ^5.0.0
+  pigeon: ^25.5.0
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec

pubspec.lock

@@ -165,6 +165,13 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.1.2"
+  flutter_vosk_wakeword:
+    dependency: "direct main"
+    description:
+      path: "packages/flutter_vosk_wakeword"
+      relative: true
+    source: path
+    version: "0.0.1"
   flutter_web_plugins:
     dependency: transitive
     description: flutter
@@ -527,5 +534,5 @@ packages:
     source: hosted
     version: "1.1.0"
 sdks:
-  dart: ">=3.6.0 <4.0.0"
+  dart: ">=3.6.2 <4.0.0"
   flutter: ">=3.27.1"

pubspec.yaml

@@ -26,6 +26,8 @@ dependencies:
     path: packages/basic_intl
   ai_chat_core:
     path: packages/ai_chat_core
+  flutter_vosk_wakeword:
+    path: packages/flutter_vosk_wakeword
 #  flutter_ingeek_carkey: 1.4.7
 #  app_car:
 #    path: ../app_car
@@ -40,7 +42,7 @@ flutter:
   plugin:
     platforms:
       android:
-        package: com.tsystems.ai_assistant_plugin
+        package: com.example.ai_assistant_plugin
         pluginClass: AiAssistantPlugin
   fonts:
     - family: VWHead_Bold