Fix CI errors introduced by supporting loading keywords from buffers (#1366)

flutter/sherpa_onnx/lib/src/keyword_spotter.dart

@@ -19,11 +19,13 @@ class KeywordSpotterConfig {
     this.keywordsScore = 1.0,
     this.keywordsThreshold = 0.25,
     this.keywordsFile = '',
+    this.keywordsBuf = '',
+    this.keywordsBufSize = 0,
   });
 
   @override
   String toString() {
-    return 'KeywordSpotterConfig(feat: $feat, model: $model, maxActivePaths: $maxActivePaths, numTrailingBlanks: $numTrailingBlanks, keywordsScore: $keywordsScore, keywordsThreshold: $keywordsThreshold, keywordsFile: $keywordsFile)';
+    return 'KeywordSpotterConfig(feat: $feat, model: $model, maxActivePaths: $maxActivePaths, numTrailingBlanks: $numTrailingBlanks, keywordsScore: $keywordsScore, keywordsThreshold: $keywordsThreshold, keywordsFile: $keywordsFile, keywordsBuf: $keywordsBuf, keywordsBufSize: $keywordsBufSize)';
   }
 
   final FeatureConfig feat;
@@ -35,6 +37,8 @@ class KeywordSpotterConfig {
   final double keywordsScore;
   final double keywordsThreshold;
   final String keywordsFile;
+  final String keywordsBuf;
+  final int keywordsBufSize;
 }
 
 class KeywordResult {
@@ -89,9 +93,12 @@ class KeywordSpotter {
     c.ref.keywordsScore = config.keywordsScore;
     c.ref.keywordsThreshold = config.keywordsThreshold;
     c.ref.keywordsFile = config.keywordsFile.toNativeUtf8();
+    c.ref.keywordsBuf = config.keywordsBuf.toNativeUtf8();
+    c.ref.keywordsBufSize = config.keywordsBufSize;
 
     final ptr = SherpaOnnxBindings.createKeywordSpotter?.call(c) ?? nullptr;
 
+    calloc.free(c.ref.keywordsBuf);
     calloc.free(c.ref.keywordsFile);
     calloc.free(c.ref.model.bpeVocab);
     calloc.free(c.ref.model.modelingUnit);

flutter/sherpa_onnx/lib/src/sherpa_onnx_bindings.dart

@@ -371,6 +371,11 @@ final class SherpaOnnxKeywordSpotterConfig extends Struct {
   external double keywordsThreshold;
 
   external Pointer<Utf8> keywordsFile;
+
+  external Pointer<Utf8> keywordsBuf;
+
+  @Int32()
+  external int keywordsBufSize;
 }
 
 final class SherpaOnnxOfflinePunctuation extends Opaque {}

scripts/dotnet/KeywordSpotterConfig.cs

@@ -17,6 +17,8 @@ namespace SherpaOnnx
             KeywordsScore = 1.0F;
             KeywordsThreshold = 0.25F;
             KeywordsFile = "";
+            KeywordsBuf= "";
+            KeywordsBufSize= 0;
         }
         public FeatureConfig FeatConfig;
         public OnlineModelConfig ModelConfig;
@@ -28,5 +30,10 @@ namespace SherpaOnnx
 
         [MarshalAs(UnmanagedType.LPStr)]
         public string KeywordsFile;
+
+        [MarshalAs(UnmanagedType.LPStr)]
+        public string KeywordsBuf;
+
+        public int KeywordsBufSize;
     }
 }

scripts/go/_internal/build_linux_arm64.go

@@ -2,5 +2,5 @@
 
 package sherpa_onnx
 
-// #cgo LDFLAGS: -L ${SRCDIR}/lib/aarch64-unknown-linux-gnu -lsherpa-onnx-c-api -lsherpa-onnx-core -lkaldi-native-fbank-core  -lkaldi-decoder-core -lsherpa-onnx-kaldifst-core -lsherpa-onnx-fstfar -lsherpa-onnx-fst -lpiper_phonemize -lespeak-ng -lucd -lonnxruntime -lssentencepiece_core -Wl,-rpath,${SRCDIR}/lib/aarch64-unknown-linux-gnu
+// #cgo LDFLAGS: -L ${SRCDIR}/lib/aarch64-unknown-linux-gnu -lsherpa-onnx-c-api -lonnxruntime -Wl,-rpath,${SRCDIR}/lib/aarch64-unknown-linux-gnu
 import "C"

scripts/node-addon-api/src/keyword-spotting.cc

@@ -43,6 +43,8 @@ static Napi::External<SherpaOnnxKeywordSpotter> CreateKeywordSpotterWrapper(
   SHERPA_ONNX_ASSIGN_ATTR_FLOAT(keywords_score, keywordsScore);
   SHERPA_ONNX_ASSIGN_ATTR_FLOAT(keywords_threshold, keywordsThreshold);
   SHERPA_ONNX_ASSIGN_ATTR_STR(keywords_file, keywordsFile);
+  SHERPA_ONNX_ASSIGN_ATTR_STR(keywords_buf, keywordsBuf);
+  SHERPA_ONNX_ASSIGN_ATTR_INT32(keywords_buf_size, keywordsBufSize);
 
   SherpaOnnxKeywordSpotter *kws = SherpaOnnxCreateKeywordSpotter(&c);
 
@@ -86,6 +88,10 @@ static Napi::External<SherpaOnnxKeywordSpotter> CreateKeywordSpotterWrapper(
     delete[] c.keywords_file;
   }
 
+  if (c.keywords_buf) {
+    delete[] c.keywords_buf;
+  }
+
   if (!kws) {
     Napi::TypeError::New(env, "Please check your config!")
         .ThrowAsJavaScriptException();

swift-api-examples/SherpaOnnx.swift

@@ -966,7 +966,9 @@ func sherpaOnnxKeywordSpotterConfig(
   maxActivePaths: Int = 4,
   numTrailingBlanks: Int = 1,
   keywordsScore: Float = 1.0,
-  keywordsThreshold: Float = 0.25
+  keywordsThreshold: Float = 0.25,
+  keywordsBuf: String = "",
+  keywordsBufSize: Int = 0
 ) -> SherpaOnnxKeywordSpotterConfig {
   return SherpaOnnxKeywordSpotterConfig(
     feat_config: featConfig,
@@ -975,7 +977,9 @@ func sherpaOnnxKeywordSpotterConfig(
     num_trailing_blanks: Int32(numTrailingBlanks),
     keywords_score: keywordsScore,
     keywords_threshold: keywordsThreshold,
-    keywords_file: toCPointer(keywordsFile)
+    keywords_file: toCPointer(keywordsFile),
+    keywords_buf: toCPointer(keywordsBuf),
+    keywords_buf_size: Int32(keywordsBufSize)
   )
 }
 

wasm/kws/sherpa-onnx-kws.js

@@ -172,10 +172,18 @@ function initKwsConfig(config, Module) {
     };
   }
 
+  if (!('keywordsBuf' in config)) {
+    config.keywordsBuf = '';
+  }
+
+  if (!('keywordsBufSize' in config)) {
+    config.keywordsBufSize = 0;
+  }
+
   let featConfig = initFeatureExtractorConfig(config.featConfig, Module);
 
   let modelConfig = initModelConfig(config.modelConfig, Module);
-  let numBytes = featConfig.len + modelConfig.len + 4 * 5;
+  let numBytes = featConfig.len + modelConfig.len + 4 * 7;
 
   let ptr = Module._malloc(numBytes);
   let offset = 0;
@@ -198,11 +206,22 @@ function initKwsConfig(config, Module) {
   offset += 4;
 
   let keywordsLen = Module.lengthBytesUTF8(config.keywords) + 1;
-  let keywordsBuffer = Module._malloc(keywordsLen);
+  let keywordsBufLen = Module.lengthBytesUTF8(config.keywordsBuf) + 1;
+
+  let keywordsBuffer = Module._malloc(keywordsLen + keywordsBufLen);
   Module.stringToUTF8(config.keywords, keywordsBuffer, keywordsLen);
+  Module.stringToUTF8(
+      config.keywordsBuf, keywordsBuffer + keywordsLen, keywordsBufLen);
+
   Module.setValue(ptr + offset, keywordsBuffer, 'i8*');
   offset += 4;
 
+  Module.setValue(ptr + offset, keywordsBuffer + keywordsLen, 'i8*');
+  offset += 4;
+
+  Module.setValue(ptr + offset, config.keywordsBufLen, 'i32');
+  offset += 4;
+
   return {
     ptr: ptr, len: numBytes, featConfig: featConfig, modelConfig: modelConfig,
         keywordsBuffer: keywordsBuffer

wasm/kws/sherpa-onnx-wasm-main-kws.cc

@@ -24,7 +24,7 @@ static_assert(sizeof(SherpaOnnxOnlineModelConfig) ==
 static_assert(sizeof(SherpaOnnxFeatureConfig) == 2 * 4, "");
 static_assert(sizeof(SherpaOnnxKeywordSpotterConfig) ==
                   sizeof(SherpaOnnxFeatureConfig) +
-                      sizeof(SherpaOnnxOnlineModelConfig) + 5 * 4,
+                      sizeof(SherpaOnnxOnlineModelConfig) + 7 * 4,
               "");
 
 void CopyHeap(const char *src, int32_t num_bytes, char *dst) {