32 lines
1000 B
C++
32 lines
1000 B
C++
// sherpa-onnx/csrc/wave-reader.h
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//
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// Copyright (c) 2023 Xiaomi Corporation
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#ifndef SHERPA_ONNX_CSRC_WAVE_READER_H_
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#define SHERPA_ONNX_CSRC_WAVE_READER_H_
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#include <istream>
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#include <string>
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#include <vector>
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namespace sherpa_onnx {
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/** Read a wave file with expected sample rate.
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@param filename Path to a wave file. It MUST be single channel, PCM encoded.
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@param expected_sample_rate Expected sample rate of the wave file. If the
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sample rate don't match, it throws an exception.
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@param is_ok On return it is true if the reading succeeded; false otherwise.
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@return Return wave samples normalized to the range [-1, 1).
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*/
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std::vector<float> ReadWave(const std::string &filename,
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float expected_sample_rate, bool *is_ok);
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std::vector<float> ReadWave(std::istream &is, float expected_sample_rate,
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bool *is_ok);
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} // namespace sherpa_onnx
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#endif // SHERPA_ONNX_CSRC_WAVE_READER_H_
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