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Merge pull request #30 from sp-nitech/aperiodicity
Add ap command
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| .. _ap: | ||
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| ap | ||
| == | ||
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| .. doxygenfile:: ap.cc | ||
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| .. doxygenclass:: sptk::AperiodicityExtraction | ||
| :members: |
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| // ------------------------------------------------------------------------ // | ||
| // Copyright 2021 SPTK Working Group // | ||
| // // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); // | ||
| // you may not use this file except in compliance with the License. // | ||
| // You may obtain a copy of the License at // | ||
| // // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 // | ||
| // // | ||
| // Unless required by applicable law or agreed to in writing, software // | ||
| // distributed under the License is distributed on an "AS IS" BASIS, // | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // | ||
| // See the License for the specific language governing permissions and // | ||
| // limitations under the License. // | ||
| // ------------------------------------------------------------------------ // | ||
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| #ifndef SPTK_ANALYSIS_APERIODICITY_EXTRACTION_H_ | ||
| #define SPTK_ANALYSIS_APERIODICITY_EXTRACTION_H_ | ||
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| #include <vector> // std::vector | ||
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| #include "SPTK/analysis/aperiodicity_extraction_interface.h" | ||
| #include "SPTK/utils/sptk_utils.h" | ||
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| namespace sptk { | ||
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| /** | ||
| * Extract aperiodicity from waveform. | ||
| * | ||
| * The input is whole audio waveform and the output is the sequence of the | ||
| * aperiodicity measure. The implemented algorithms of the extraction are | ||
| * TANDEM-STRAIGHT and D4C. | ||
| * | ||
| * [1] H. Kawahara et al., "Simplification and extension of non-periodic | ||
| * excitation source representations for high-quality speech manipulation | ||
| * systems," Proc. of Interspeech, pp. 38-41, 2010. | ||
| * | ||
| * [2] M. Morise, "D4C, a band-aperiodicity estimator for high-quality | ||
| * speech synthesis," Proc. of Speech Communication, vol. 84, | ||
| * pp. 57-65, 2016. | ||
| */ | ||
| class AperiodicityExtraction { | ||
| public: | ||
| /** | ||
| * Aperiodicity extraction algorithms. | ||
| */ | ||
| enum Algorithms { kTandem = 0, kWorld, kNumAlgorithms }; | ||
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| /** | ||
| * @param[in] fft_length FFT length. | ||
| * @param[in] frame_shift Frame shift in point. | ||
| * @param[in] sampling_rate Sampling rate in Hz. | ||
| * @param[in] algorithm Algorithm used for aperiodicity extraction. | ||
| */ | ||
| AperiodicityExtraction(int fft_length, int frame_shift, double sampling_rate, | ||
| Algorithms algorithm); | ||
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| virtual ~AperiodicityExtraction() { | ||
| delete aperiodicity_extraction_; | ||
| } | ||
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| /** | ||
| * @return True if this object is valid. | ||
| */ | ||
| bool IsValid() const { | ||
| return (NULL != aperiodicity_extraction_ && | ||
| aperiodicity_extraction_->IsValid()); | ||
| } | ||
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| /** | ||
| * @param[in] waveform Waveform. | ||
| * @param[in] f0 Fundamental frequency in Hz. | ||
| * @param[out] aperiodicity Aperiodicity measure. | ||
| * @return True on success, false on failure. | ||
| */ | ||
| bool Run(const std::vector<double>& waveform, const std::vector<double>& f0, | ||
| std::vector<std::vector<double> >* aperiodicity) const; | ||
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| private: | ||
| AperiodicityExtractionInterface* aperiodicity_extraction_; | ||
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| DISALLOW_COPY_AND_ASSIGN(AperiodicityExtraction); | ||
| }; | ||
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| } // namespace sptk | ||
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| #endif // SPTK_ANALYSIS_APERIODICITY_EXTRACTION_H_ |
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| // ------------------------------------------------------------------------ // | ||
| // Copyright 2021 SPTK Working Group // | ||
| // // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); // | ||
| // you may not use this file except in compliance with the License. // | ||
| // You may obtain a copy of the License at // | ||
| // // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 // | ||
| // // | ||
| // Unless required by applicable law or agreed to in writing, software // | ||
| // distributed under the License is distributed on an "AS IS" BASIS, // | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // | ||
| // See the License for the specific language governing permissions and // | ||
| // limitations under the License. // | ||
| // ------------------------------------------------------------------------ // | ||
|
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| #ifndef SPTK_ANALYSIS_APERIODICITY_EXTRACTION_BY_TANDEM_H_ | ||
| #define SPTK_ANALYSIS_APERIODICITY_EXTRACTION_BY_TANDEM_H_ | ||
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| #include <vector> // std::vector | ||
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| #include "SPTK/analysis/aperiodicity_extraction_interface.h" | ||
| #include "SPTK/utils/sptk_utils.h" | ||
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| namespace sptk { | ||
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| /** | ||
| * Extract aperiodicity based on TANDEM-STRAIGHT. | ||
| */ | ||
| class AperiodicityExtractionByTandem : public AperiodicityExtractionInterface { | ||
| public: | ||
| /** | ||
| * @param[in] fft_length FFT length. | ||
| * @param[in] frame_shift Frame shift in point. | ||
| * @param[in] sampling_rate Sampling rate in Hz. | ||
| */ | ||
| AperiodicityExtractionByTandem(int fft_length, int frame_shift, | ||
| double sampling_rate); | ||
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| virtual ~AperiodicityExtractionByTandem() { | ||
| } | ||
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| /** | ||
| * @return FFT length. | ||
| */ | ||
| int GetFftLength() const { | ||
| return fft_length_; | ||
| } | ||
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| /** | ||
| * @return Frame shift. | ||
| */ | ||
| virtual int GetFrameShift() const { | ||
| return frame_shift_; | ||
| } | ||
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| /** | ||
| * @return Sampling rate. | ||
| */ | ||
| double GetSamplingRate() const { | ||
| return sampling_rate_; | ||
| } | ||
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| /** | ||
| * @return True if this object is valid. | ||
| */ | ||
| virtual bool IsValid() const { | ||
| return is_valid_; | ||
| } | ||
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| /** | ||
| * @param[in] waveform Waveform. | ||
| * @param[in] f0 Fundamental frequency in Hz. | ||
| * @param[out] aperiodicity Aperiodicity measure. | ||
| * @return True on success, false on failure. | ||
| */ | ||
| virtual bool Run(const std::vector<double>& waveform, | ||
| const std::vector<double>& f0, | ||
| std::vector<std::vector<double> >* aperiodicity) const; | ||
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| private: | ||
| const int fft_length_; | ||
| const int frame_shift_; | ||
| const double sampling_rate_; | ||
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| bool is_valid_; | ||
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| DISALLOW_COPY_AND_ASSIGN(AperiodicityExtractionByTandem); | ||
| }; | ||
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| } // namespace sptk | ||
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| #endif // SPTK_ANALYSIS_APERIODICITY_EXTRACTION_BY_TANDEM_H_ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| // ------------------------------------------------------------------------ // | ||
| // Copyright 2021 SPTK Working Group // | ||
| // // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); // | ||
| // you may not use this file except in compliance with the License. // | ||
| // You may obtain a copy of the License at // | ||
| // // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 // | ||
| // // | ||
| // Unless required by applicable law or agreed to in writing, software // | ||
| // distributed under the License is distributed on an "AS IS" BASIS, // | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // | ||
| // See the License for the specific language governing permissions and // | ||
| // limitations under the License. // | ||
| // ------------------------------------------------------------------------ // | ||
|
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| #ifndef SPTK_ANALYSIS_APERIODICITY_EXTRACTION_BY_WORLD_H_ | ||
| #define SPTK_ANALYSIS_APERIODICITY_EXTRACTION_BY_WORLD_H_ | ||
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| #include <vector> // std::vector | ||
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| #include "SPTK/analysis/aperiodicity_extraction_interface.h" | ||
| #include "SPTK/utils/sptk_utils.h" | ||
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| namespace sptk { | ||
|
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| /** | ||
| * Extract aperiodicity based on WORLD (D4C). | ||
| */ | ||
| class AperiodicityExtractionByWorld : public AperiodicityExtractionInterface { | ||
| public: | ||
| /** | ||
| * @param[in] fft_length FFT length. | ||
| * @param[in] frame_shift Frame shift in point. | ||
| * @param[in] sampling_rate Sampling rate in Hz. | ||
| */ | ||
| AperiodicityExtractionByWorld(int fft_length, int frame_shift, | ||
| double sampling_rate); | ||
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| virtual ~AperiodicityExtractionByWorld() { | ||
| } | ||
|
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| /** | ||
| * @return FFT length. | ||
| */ | ||
| int GetFftLength() const { | ||
| return fft_length_; | ||
| } | ||
|
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| /** | ||
| * @return Frame shift. | ||
| */ | ||
| virtual int GetFrameShift() const { | ||
| return frame_shift_; | ||
| } | ||
|
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| /** | ||
| * @return Sampling rate. | ||
| */ | ||
| double GetSamplingRate() const { | ||
| return sampling_rate_; | ||
| } | ||
|
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| /** | ||
| * @return True if this object is valid. | ||
| */ | ||
| virtual bool IsValid() const { | ||
| return is_valid_; | ||
| } | ||
|
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| /** | ||
| * @param[in] waveform Waveform. | ||
| * @param[in] f0 Fundamental frequency in Hz. | ||
| * @param[out] aperiodicity Aperiodicity measure. | ||
| * @return True on success, false on failure. | ||
| */ | ||
| virtual bool Run(const std::vector<double>& waveform, | ||
| const std::vector<double>& f0, | ||
| std::vector<std::vector<double> >* aperiodicity) const; | ||
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| private: | ||
| const int fft_length_; | ||
| const int frame_shift_; | ||
| const double sampling_rate_; | ||
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| bool is_valid_; | ||
|
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| DISALLOW_COPY_AND_ASSIGN(AperiodicityExtractionByWorld); | ||
| }; | ||
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| } // namespace sptk | ||
|
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| #endif // SPTK_ANALYSIS_APERIODICITY_EXTRACTION_BY_WORLD_H_ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| // ------------------------------------------------------------------------ // | ||
| // Copyright 2021 SPTK Working Group // | ||
| // // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); // | ||
| // you may not use this file except in compliance with the License. // | ||
| // You may obtain a copy of the License at // | ||
| // // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 // | ||
| // // | ||
| // Unless required by applicable law or agreed to in writing, software // | ||
| // distributed under the License is distributed on an "AS IS" BASIS, // | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // | ||
| // See the License for the specific language governing permissions and // | ||
| // limitations under the License. // | ||
| // ------------------------------------------------------------------------ // | ||
|
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| #ifndef SPTK_ANALYSIS_APERIODICITY_EXTRACTION_INTERFACE_H_ | ||
| #define SPTK_ANALYSIS_APERIODICITY_EXTRACTION_INTERFACE_H_ | ||
|
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| #include <vector> // std::vector | ||
|
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| namespace sptk { | ||
|
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| /** | ||
| * An interface of aperiodicity extraction. | ||
| */ | ||
| class AperiodicityExtractionInterface { | ||
| public: | ||
| virtual ~AperiodicityExtractionInterface() { | ||
| } | ||
|
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| /** | ||
| * @return Frame shift. | ||
| */ | ||
| virtual int GetFrameShift() const = 0; | ||
|
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| /** | ||
| * @return True if this object is valid. | ||
| */ | ||
| virtual bool IsValid() const = 0; | ||
|
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| /** | ||
| * @param[in] waveform Waveform. | ||
| * @param[in] f0 Fundamental frequency in Hz. | ||
| * @param[out] aperiodicity Aperiodicity measure. | ||
| * @return True on success, false on failure. | ||
| */ | ||
| virtual bool Run(const std::vector<double>& waveform, | ||
| const std::vector<double>& f0, | ||
| std::vector<std::vector<double> >* aperiodicity) const = 0; | ||
| }; | ||
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| } // namespace sptk | ||
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| #endif // SPTK_ANALYSIS_APERIODICITY_EXTRACTION_INTERFACE_H_ |
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