[SPTK-CVS] SPTK4/src mel_cepstrum_to_mlsa_digital_filter_coefficients.h, NONE, 1.1 mel_cepstrum_to

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Update of /cvsroot/sp-tk/SPTK4/src
In directory sfp-cvs-1.v30.ch3.sourceforge.com:/tmp/cvs-serv7029

Modified Files:
	Makefile b2mc.cc 
Added Files:
	mel_cepstrum_to_mlsa_digital_filter_coefficients.h 
	mel_cepstrum_to_mlsa_digital_filter_coefficients.cc mc2b.cc 
Log Message:
add mc2b command

--- NEW FILE: mel_cepstrum_to_mlsa_digital_filter_coefficients.cc ---
// ----------------------------------------------------------------- //
//             The Speech Signal Processing Toolkit (SPTK)           //
//             developed by SPTK Working Group                       //
//             http://sp-tk.sourceforge.net/                         //
// ----------------------------------------------------------------- //
//                                                                   //
//  Copyright (c) 1984-2007  Tokyo Institute of Technology           //
//                           Interdisciplinary Graduate School of    //
//                           Science and Engineering                 //
//                                                                   //
//                1996-2017  Nagoya Institute of Technology          //
//                           Department of Computer Science          //
//                                                                   //
// All rights reserved.                                              //
//                                                                   //
// Redistribution and use in source and binary forms, with or        //
// without modification, are permitted provided that the following   //
// conditions are met:                                               //
//                                                                   //
// - Redistributions of source code must retain the above copyright  //
//   notice, this list of conditions and the following disclaimer.   //
// - Redistributions in binary form must reproduce the above         //
//   copyright notice, this list of conditions and the following     //
//   disclaimer in the documentation and/or other materials provided //
//   with the distribution.                                          //
// - Neither the name of the SPTK working group nor the names of its //
//   contributors may be used to endorse or promote products derived //
//   from this software without specific prior written permission.   //
//                                                                   //
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND            //
// CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,       //
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF          //
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE          //
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS //
// BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,          //
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED   //
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,     //
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON //
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,   //
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY    //
// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE           //
// POSSIBILITY OF SUCH DAMAGE.                                       //
// ----------------------------------------------------------------- //

#include "mel_cepstrum_to_mlsa_digital_filter_coefficients.h"

namespace sptk {

MelCepstrumToMlsaDigitalFilterCoefficients::
    MelCepstrumToMlsaDigitalFilterCoefficients(int num_order, double alpha)
    : num_order_(num_order), alpha_(alpha), is_valid_(true) {
  if (num_order_ < 0) {
    is_valid_ = false;
  }
}

bool MelCepstrumToMlsaDigitalFilterCoefficients::Run(
    const std::vector<double>& mel_cepstrum,
    std::vector<double>* mlsa_digital_filter_coefficients) const {
  // check inputs
  if (!is_valid_ ||
      mel_cepstrum.size() != static_cast<std::size_t>(num_order_ + 1) ||
      NULL == mlsa_digital_filter_coefficients) {
    return false;
  }

  // prepare memory
  if (mlsa_digital_filter_coefficients->size() <
      static_cast<std::size_t>(num_order_ + 1)) {
    mlsa_digital_filter_coefficients->resize(num_order_ + 1);
  }

  // get values
  const double* input(&(mel_cepstrum[0]));
  double* output(&((*mlsa_digital_filter_coefficients)[0]));

  output[num_order_] = input[num_order_];

  for (int i(num_order_ - 1); 0 <= i; --i) {
    output[i] = input[i] - alpha_ * output[i + 1];
  }

  return true;
}

}  // namespace sptk

--- NEW FILE: mel_cepstrum_to_mlsa_digital_filter_coefficients.h ---
// ----------------------------------------------------------------- //
//             The Speech Signal Processing Toolkit (SPTK)           //
//             developed by SPTK Working Group                       //
//             http://sp-tk.sourceforge.net/                         //
// ----------------------------------------------------------------- //
//                                                                   //
//  Copyright (c) 1984-2007  Tokyo Institute of Technology           //
//                           Interdisciplinary Graduate School of    //
//                           Science and Engineering                 //
//                                                                   //
//                1996-2017  Nagoya Institute of Technology          //
//                           Department of Computer Science          //
//                                                                   //
// All rights reserved.                                              //
//                                                                   //
// Redistribution and use in source and binary forms, with or        //
// without modification, are permitted provided that the following   //
// conditions are met:                                               //
//                                                                   //
// - Redistributions of source code must retain the above copyright  //
//   notice, this list of conditions and the following disclaimer.   //
// - Redistributions in binary form must reproduce the above         //
//   copyright notice, this list of conditions and the following     //
//   disclaimer in the documentation and/or other materials provided //
//   with the distribution.                                          //
// - Neither the name of the SPTK working group nor the names of its //
//   contributors may be used to endorse or promote products derived //
//   from this software without specific prior written permission.   //
//                                                                   //
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND            //
// CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,       //
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF          //
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE          //
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS //
// BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,          //
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED   //
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,     //
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON //
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,   //
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY    //
// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE           //
// POSSIBILITY OF SUCH DAMAGE.                                       //
// ----------------------------------------------------------------- //

#ifndef SPTK_SRC_MEL_CEPSTRUM_TO_MLSA_DIGITAL_FILTER_COEFFICIENTS_H_
#define SPTK_SRC_MEL_CEPSTRUM_TO_MLSA_DIGITAL_FILTER_COEFFICIENTS_H_

#include <vector>  // std::vector

#include "sptk_utils.h"

namespace sptk {

class MelCepstrumToMlsaDigitalFilterCoefficients {
 public:
  //
  MelCepstrumToMlsaDigitalFilterCoefficients(int num_order, double alpha);

  //
  virtual ~MelCepstrumToMlsaDigitalFilterCoefficients() {
  }

  //
  int GetNumOrder() const {
    return num_order_;
  }

  //
  double GetAlpha() const {
    return alpha_;
  }

  //
  bool IsValid() const {
    return is_valid_;
  }

  //
  bool Run(const std::vector<double>& mel_cepstrum,
           std::vector<double>* mlsa_digital_filter_coefficients) const;

 private:
  //
  const int num_order_;

  //
  const double alpha_;

  //
  bool is_valid_;

  //
  DISALLOW_COPY_AND_ASSIGN(MelCepstrumToMlsaDigitalFilterCoefficients);
};

}  // namespace sptk

#endif  // SPTK_SRC_MEL_CEPSTRUM_TO_MLSA_DIGITAL_FILTER_COEFFICIENTS_H_

--- NEW FILE: mc2b.cc ---
// ----------------------------------------------------------------- //
//             The Speech Signal Processing Toolkit (SPTK)           //
//             developed by SPTK Working Group                       //
//             http://sp-tk.sourceforge.net/                         //
// ----------------------------------------------------------------- //
//                                                                   //
//  Copyright (c) 1984-2007  Tokyo Institute of Technology           //
//                           Interdisciplinary Graduate School of    //
//                           Science and Engineering                 //
//                                                                   //
//                1996-2017  Nagoya Institute of Technology          //
//                           Department of Computer Science          //
//                                                                   //
// All rights reserved.                                              //
//                                                                   //
// Redistribution and use in source and binary forms, with or        //
// without modification, are permitted provided that the following   //
// conditions are met:                                               //
//                                                                   //
// - Redistributions of source code must retain the above copyright  //
//   notice, this list of conditions and the following disclaimer.   //
// - Redistributions in binary form must reproduce the above         //
//   copyright notice, this list of conditions and the following     //
//   disclaimer in the documentation and/or other materials provided //
//   with the distribution.                                          //
// - Neither the name of the SPTK working group nor the names of its //
//   contributors may be used to endorse or promote products derived //
//   from this software without specific prior written permission.   //
//                                                                   //
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND            //
// CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,       //
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF          //
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE          //
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS //
// BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,          //
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED   //
// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,     //
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON //
// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,   //
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY    //
// OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE           //
// POSSIBILITY OF SUCH DAMAGE.                                       //
// ----------------------------------------------------------------- //

#include <getopt.h>
#include <fstream>
#include <iostream>
#include <sstream>
#include <vector>

#include "mel_cepstrum_to_mlsa_digital_filter_coefficients.h"
#include "sptk_utils.h"

namespace {

const int kDefaultNumOrder(25);
const double kDefaultAlpha(0.35);

void PrintUsage(std::ostream* stream) {
  // clang-format off
  *stream << std::endl;
  *stream << " mc2b - transform mel-cepstrum to MLSA digital filter coefficients" << std::endl;  // NOLINT
  *stream << std::endl;
  *stream << "  usage:" << std::endl;
  *stream << "       mc2b [ options ] [ infile ] > stdout" << std::endl;
  *stream << "  options:" << std::endl;
  *stream << "       -m m  : order of mel-cepstrum     [" << kDefaultNumOrder << "]" << std::endl;  // NOLINT
  *stream << "       -a a  : all-pass constant         [" << kDefaultAlpha << "]" << std::endl;  // NOLINT
  *stream << "       -h    : print this message" << std::endl;
  *stream << "  infile:" << std::endl;
  *stream << "       MLSA filter coefficients (double) [stdin]" << std::endl;  // NOLINT
  *stream << "  stdout:" << std::endl;
  *stream << "       mel-cepstrum (double)" << std::endl;
  *stream << std::endl;
  *stream << " SPTK: version " << sptk::kVersion << std::endl;
  *stream << std::endl;
  // clang-format on
}

}  // namespace

int main(int argc, char* argv[]) {
  int num_order(kDefaultNumOrder);
  double alpha(kDefaultAlpha);

  for (;;) {
    const int option_char(getopt_long(argc, argv, "m:a:h", NULL, NULL));
    if (-1 == option_char) break;

    switch (option_char) {
      case 'm': {
        if (!sptk::ConvertStringToInteger(optarg, &num_order) ||
            num_order < 0) {
          std::ostringstream error_message;
          error_message << "The argument for the -m option must be a "
                        << "non-negative integer";
          sptk::PrintErrorMessage("mc2b", error_message);
          return 1;
        }
        break;
      }
      case 'a': {
        if (!sptk::ConvertStringToDouble(optarg, &alpha)) {
          std::ostringstream error_message;
          error_message << "The argument for the -a option must be numeric";
          sptk::PrintErrorMessage("mc2b", error_message);
          return 1;
        }
        break;
      }
      case 'h': {
        PrintUsage(&std::cout);
        return 0;
      }
      default: {
        PrintUsage(&std::cerr);
        return 1;
      }
    }
  }

  // get input file
  const char* input_file((optind < argc) ? argv[argc - 1] : NULL);

  // open stream
  std::ifstream ifs;
  ifs.open(input_file, std::ios::in | std::ios::binary);
  if (ifs.fail() && NULL != input_file) {
    std::ostringstream error_message;
    error_message << "Cannot open file " << input_file;
    sptk::PrintErrorMessage("mc2b", error_message);
    return 1;
  }
  std::istream& input_stream(ifs.fail() ? std::cin : ifs);

  // prepare for transformation
  sptk::MelCepstrumToMlsaDigitalFilterCoefficients
      mel_cepstrum_to_mlsa_digital_filter_coefficients(num_order, alpha);
  if (!mel_cepstrum_to_mlsa_digital_filter_coefficients.IsValid()) {
    std::ostringstream error_message;
    error_message << "Failed to set the condition";
    sptk::PrintErrorMessage("mc2b", error_message);
    return 1;
  }

  const int length(num_order + 1);
  std::vector<double> mel_cepstrum(length);
  std::vector<double> mlsa_digital_filter_coefficients(length);

  while (sptk::ReadStream(false, 0, 0, length, &mel_cepstrum, &input_stream)) {
    if (!mel_cepstrum_to_mlsa_digital_filter_coefficients.Run(
            mel_cepstrum, &mlsa_digital_filter_coefficients)) {
      std::ostringstream error_message;
      error_message << "Failed to transform mel-cepstrum to MLSA digital "
                       "filter coefficients";
      sptk::PrintErrorMessage("mc2b", error_message);
      return 1;
    }

    if (!sptk::WriteStream(0, length, mlsa_digital_filter_coefficients,
                           &std::cout)) {
      std::ostringstream error_message;
      error_message << "Failed to write MLSA digital filter coefficients";
      sptk::PrintErrorMessage("mc2b", error_message);
      return 1;
    }
  }

  return 0;
}

Index: Makefile
===================================================================
RCS file: /cvsroot/sp-tk/SPTK4/src/Makefile,v
retrieving revision 1.34
retrieving revision 1.35
diff -C2 -d -r1.34 -r1.35
*** Makefile	26 May 2017 06:52:35 -0000	1.34
--- Makefile	2 Jun 2017 10:41:21 -0000	1.35
***************
*** 73,76 ****
--- 73,77 ----
             linear_predictive_coefficients_to_parcor_coefficients.cc \
             m_sequence_generation.cc \
+            mel_cepstrum_to_mlsa_digital_filter_coefficients.cc \
             mel_generalized_cepstrum_to_spectrum.cc \
             mel_generalized_cepstrum_transform.cc \

Index: b2mc.cc
===================================================================
RCS file: /cvsroot/sp-tk/SPTK4/src/b2mc.cc,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -d -r1.1 -r1.2
*** b2mc.cc	26 May 2017 06:37:47 -0000	1.1
--- b2mc.cc	2 Jun 2017 10:41:23 -0000	1.2
***************
*** 65,69 ****
    *stream << "       b2mc [ options ] [ infile ] > stdout" << std::endl;
    *stream << "  options:" << std::endl;
!   *stream << "       -m m  : order of mel cepstrum     [" << kDefaultNumOrder << "]" << std::endl;  // NOLINT
    *stream << "       -a a  : all-pass constant         [" << kDefaultAlpha << "]" << std::endl;  // NOLINT
    *stream << "       -h    : print this message" << std::endl;
--- 65,69 ----
    *stream << "       b2mc [ options ] [ infile ] > stdout" << std::endl;
    *stream << "  options:" << std::endl;
!   *stream << "       -m m  : order of mel-cepstrum     [" << kDefaultNumOrder << "]" << std::endl;  // NOLINT
    *stream << "       -a a  : all-pass constant         [" << kDefaultAlpha << "]" << std::endl;  // NOLINT
    *stream << "       -h    : print this message" << std::endl;

[SPTK-CVS] SPTK4/src mel_cepstrum_to_mlsa_digital_filter_coefficients.h, NONE, 1.1 mel_cepstrum_to

[SPTK-CVS] SPTK4/src mel_cepstrum_to_mlsa_digital_filter_coefficients.h, NONE, 1.1 mel_cepstrum_to_mlsa_digital_filter_coefficients.cc, NONE, 1.1 mc2b.cc, NONE, 1.1 Makefile, 1.34, 1.35 b2mc.cc, 1.1, 1.2