class_docstr: Helper functions to compute specgrams.
class_docstr_tok: ["Helper","functions","to","compute","specgrams","."]
docstr: Converts mel-spectrograms to stfts.
docstr_tok: ["Converts","mel-spectrograms","to","stfts","."]
code: def melspecgrams_to_stfts(self, melspecgrams):
      """Converts mel-spectrograms to stfts."""
      return self.specgrams_to_stfts(
          self.melspecgrams_to_specgrams(melspecgrams)
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from magenta.models.gansynth.lib import spectral_ops
  import numpy
  import tensorflow.compat.v1
label_desc: Use image node_id 14 for calling the SpecgramsHelper obj's underlying member method code with example usage: obj.melspecgrams_to_stfts(melspecgrams) and returns: self