EngineX-Iluvatar/enginex-mr_series-sherpa-onnx
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Support streaming paraformer (#263)

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This commit is contained in:
Fangjun Kuang
2023-08-14 10:32:14 +08:00
committed by GitHub
parent a4bff28e21
commit 6038e2aa62
38 changed files with 1488 additions and 112 deletions
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17
sherpa-onnx/csrc/sherpa-onnx.cc
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@@ -12,8 +12,8 @@
#include "sherpa-onnx/csrc/online-recognizer.h"
#include "sherpa-onnx/csrc/online-stream.h"
#include "sherpa-onnx/csrc/symbol-table.h"
#include "sherpa-onnx/csrc/parse-options.h"
#include "sherpa-onnx/csrc/symbol-table.h"
#include "sherpa-onnx/csrc/wave-reader.h"
typedef struct {
@@ -80,7 +80,7 @@ for a list of pre-trained models to download.
bool is_ok = false;
const std::vector<float> samples =
sherpa_onnx::ReadWave(wav_filename, &sampling_rate, &is_ok);
sherpa_onnx::ReadWave(wav_filename, &sampling_rate, &is_ok);
if (!is_ok) {
fprintf(stderr, "Failed to read %s\n", wav_filename.c_str());
@@ -92,14 +92,14 @@ for a list of pre-trained models to download.
auto s = recognizer.CreateStream();
s->AcceptWaveform(sampling_rate, samples.data(), samples.size());
std::vector<float> tail_paddings(static_cast<int>(0.3 * sampling_rate));
std::vector<float> tail_paddings(static_cast<int>(0.8 * sampling_rate));
// Note: We can call AcceptWaveform() multiple times.
s->AcceptWaveform(
sampling_rate, tail_paddings.data(), tail_paddings.size());
s->AcceptWaveform(sampling_rate, tail_paddings.data(),
tail_paddings.size());
// Call InputFinished() to indicate that no audio samples are available
s->InputFinished();
ss.push_back({ std::move(s), duration, 0 });
ss.push_back({std::move(s), duration, 0});
}
std::vector<sherpa_onnx::OnlineStream *> ready_streams;
@@ -112,8 +112,9 @@ for a list of pre-trained models to download.
} else if (s.elapsed_seconds == 0) {
const auto end = std::chrono::steady_clock::now();
const float elapsed_seconds =
std::chrono::duration_cast<std::chrono::milliseconds>(end - begin)
.count() / 1000.;
std::chrono::duration_cast<std::chrono::milliseconds>(end - begin)
.count() /
1000.;
s.elapsed_seconds = elapsed_seconds;
}
}