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提供设置关键词的api，方便动态调整关键词来进行识别 #923

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Merged
merged 1 commit into from
May 27, 2024
Merged

提供设置关键词的api，方便动态调整关键词来进行识别 #923

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7 changes: 7 additions & 0 deletions sherpa-onnx/c-api/c-api.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -561,6 +561,13 @@ SherpaOnnxOnlineStream *CreateKeywordStream(
return stream;
}

SherpaOnnxOnlineStream *CreateKeywordStreamWithKeywords(
const SherpaOnnxKeywordSpotter *spotter, const char *keywords) {
SherpaOnnxOnlineStream *stream =
new SherpaOnnxOnlineStream(spotter->impl->CreateStream(keywords));
return stream;
}

int32_t IsKeywordStreamReady(SherpaOnnxKeywordSpotter *spotter,
SherpaOnnxOnlineStream *stream) {
return spotter->impl->IsReady(stream->impl.get());
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10 changes: 10 additions & 0 deletions sherpa-onnx/c-api/c-api.h
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Expand Up @@ -583,6 +583,16 @@ SHERPA_ONNX_API void DestroyKeywordSpotter(SherpaOnnxKeywordSpotter *spotter);
SHERPA_ONNX_API SherpaOnnxOnlineStream *CreateKeywordStream(
const SherpaOnnxKeywordSpotter *spotter);

/// Create an online stream for accepting wave samples with the specified hot
/// words.
///
/// @param spotter A pointer returned by CreateKeywordSpotter()
/// @param keywords A pointer points to the keywords that you set
/// @return Return a pointer to an OnlineStream. The user has to invoke
/// DestroyOnlineStream() to free it to avoid memory leak.
SHERPA_ONNX_API SherpaOnnxOnlineStream *CreateKeywordStreamWithKeywords(
const SherpaOnnxKeywordSpotter *spotter, const char *keywords);

/// Return 1 if there are enough number of feature frames for decoding.
/// Return 0 otherwise.
///
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