sS deepspeech_recognize16KWav(File wav) {
  File dir = assertNotNull("DeepSpeech dir not set", deepspeech_dir());
  File deepspeechBin = newFile(dir, "deepspeech");
  LS args = ll(
    "--model",
    platformQuote(newFile(dir, "deepspeech-0.6.1-models/output_graph.pbmm")),
    "--lm",
    platformQuote(newFile(dir, "deepspeech-0.6.1-models/lm.binary")),
    "--trie",
    platformQuote(newFile(dir, "deepspeech-0.6.1-models/trie")),
    "--audio"
  );
  assertFileExists(deepspeechBin);
  File virtualEnv = userDir("tmp/deepspeech-gpu-venv");
  File virtualEnvActivate = newFile(virtualEnv, "bin/activate");
  
  ret backtick(platformQuote(virtualEnvActivate) + " && "
    + platformQuote(deepspeechBin) + " "
    + joinWithSpace(args) + " " + platformQuote(wav));
}

sS deepspeech_recognize16KWav(S wav) {
  ret deepspeech_recognize16KWav(newFile(wav));
}