Google Speech to Text integration with Asterisk live calls












1















i have setup google speech to test with asterisk. i have done following to get speech to text.



when call comes in i record the message,
convert to google supported bit rate audio file using sox
send the audio file to google cloud speech and get the response.



is there anyway we can send live call audio instead of recording to google cloud speed and get response?
please see my following code.



<?php
require_once('/scripts/phpagi/phpagi.php');

$agi = new AGI();
$agi->answer();

$unique_id = "$argv[1]";
$caller_id = "$argv[2]";

$agi->record_file("/scripts/google-speech-to-text/recordings/$unique_id-$caller_id","wav",' ',-1,null,false,5);


echo system("sox /scripts/google-speech-to-text/recordings/$unique_id-$caller_id.wav -b 16 -s -c 1 -r 16k -t raw /scripts/google-speech-to-text/recordings/$unique_id-$caller_id.raw");

putenv('GOOGLE_APPLICATION_CREDENTIALS=/scripts//file.json');

# Includes the autoloader for libraries installed with composer
require __DIR__ . '/vendor/autoload.php';

# Imports the Google Cloud client library
use GoogleCloudSpeechSpeechClient;

# Your Google Cloud Platform project ID
$projectId = 'myprojectid';

# Instantiates a client
$speech = new SpeechClient([
'projectId' => $projectId,
'languageCode' => 'en-US',
]);

# The name of the audio file to transcribe
$fileName = '/scripts/google-speech-to-text/recordings/$unique_id-$caller_id.raw';

# The audio file's encoding and sample rate
$options = [
'encoding' => 'LINEAR16',
'sampleRateHertz' => 16000,
'model' => 'phone_call',
];

# Detects speech in the audio file
$results = $speech->recognize(fopen($fileName, 'r'), $options);

foreach ($results as $result) {
$getresult = $result->alternatives()[0]['transcript'] ;

}

echo $getresult;
?>









share|improve this question



























    1















    i have setup google speech to test with asterisk. i have done following to get speech to text.



    when call comes in i record the message,
    convert to google supported bit rate audio file using sox
    send the audio file to google cloud speech and get the response.



    is there anyway we can send live call audio instead of recording to google cloud speed and get response?
    please see my following code.



    <?php
    require_once('/scripts/phpagi/phpagi.php');

    $agi = new AGI();
    $agi->answer();

    $unique_id = "$argv[1]";
    $caller_id = "$argv[2]";

    $agi->record_file("/scripts/google-speech-to-text/recordings/$unique_id-$caller_id","wav",' ',-1,null,false,5);


    echo system("sox /scripts/google-speech-to-text/recordings/$unique_id-$caller_id.wav -b 16 -s -c 1 -r 16k -t raw /scripts/google-speech-to-text/recordings/$unique_id-$caller_id.raw");

    putenv('GOOGLE_APPLICATION_CREDENTIALS=/scripts//file.json');

    # Includes the autoloader for libraries installed with composer
    require __DIR__ . '/vendor/autoload.php';

    # Imports the Google Cloud client library
    use GoogleCloudSpeechSpeechClient;

    # Your Google Cloud Platform project ID
    $projectId = 'myprojectid';

    # Instantiates a client
    $speech = new SpeechClient([
    'projectId' => $projectId,
    'languageCode' => 'en-US',
    ]);

    # The name of the audio file to transcribe
    $fileName = '/scripts/google-speech-to-text/recordings/$unique_id-$caller_id.raw';

    # The audio file's encoding and sample rate
    $options = [
    'encoding' => 'LINEAR16',
    'sampleRateHertz' => 16000,
    'model' => 'phone_call',
    ];

    # Detects speech in the audio file
    $results = $speech->recognize(fopen($fileName, 'r'), $options);

    foreach ($results as $result) {
    $getresult = $result->alternatives()[0]['transcript'] ;

    }

    echo $getresult;
    ?>









    share|improve this question

























      1












      1








      1








      i have setup google speech to test with asterisk. i have done following to get speech to text.



      when call comes in i record the message,
      convert to google supported bit rate audio file using sox
      send the audio file to google cloud speech and get the response.



      is there anyway we can send live call audio instead of recording to google cloud speed and get response?
      please see my following code.



      <?php
      require_once('/scripts/phpagi/phpagi.php');

      $agi = new AGI();
      $agi->answer();

      $unique_id = "$argv[1]";
      $caller_id = "$argv[2]";

      $agi->record_file("/scripts/google-speech-to-text/recordings/$unique_id-$caller_id","wav",' ',-1,null,false,5);


      echo system("sox /scripts/google-speech-to-text/recordings/$unique_id-$caller_id.wav -b 16 -s -c 1 -r 16k -t raw /scripts/google-speech-to-text/recordings/$unique_id-$caller_id.raw");

      putenv('GOOGLE_APPLICATION_CREDENTIALS=/scripts//file.json');

      # Includes the autoloader for libraries installed with composer
      require __DIR__ . '/vendor/autoload.php';

      # Imports the Google Cloud client library
      use GoogleCloudSpeechSpeechClient;

      # Your Google Cloud Platform project ID
      $projectId = 'myprojectid';

      # Instantiates a client
      $speech = new SpeechClient([
      'projectId' => $projectId,
      'languageCode' => 'en-US',
      ]);

      # The name of the audio file to transcribe
      $fileName = '/scripts/google-speech-to-text/recordings/$unique_id-$caller_id.raw';

      # The audio file's encoding and sample rate
      $options = [
      'encoding' => 'LINEAR16',
      'sampleRateHertz' => 16000,
      'model' => 'phone_call',
      ];

      # Detects speech in the audio file
      $results = $speech->recognize(fopen($fileName, 'r'), $options);

      foreach ($results as $result) {
      $getresult = $result->alternatives()[0]['transcript'] ;

      }

      echo $getresult;
      ?>









      share|improve this question














      i have setup google speech to test with asterisk. i have done following to get speech to text.



      when call comes in i record the message,
      convert to google supported bit rate audio file using sox
      send the audio file to google cloud speech and get the response.



      is there anyway we can send live call audio instead of recording to google cloud speed and get response?
      please see my following code.



      <?php
      require_once('/scripts/phpagi/phpagi.php');

      $agi = new AGI();
      $agi->answer();

      $unique_id = "$argv[1]";
      $caller_id = "$argv[2]";

      $agi->record_file("/scripts/google-speech-to-text/recordings/$unique_id-$caller_id","wav",' ',-1,null,false,5);


      echo system("sox /scripts/google-speech-to-text/recordings/$unique_id-$caller_id.wav -b 16 -s -c 1 -r 16k -t raw /scripts/google-speech-to-text/recordings/$unique_id-$caller_id.raw");

      putenv('GOOGLE_APPLICATION_CREDENTIALS=/scripts//file.json');

      # Includes the autoloader for libraries installed with composer
      require __DIR__ . '/vendor/autoload.php';

      # Imports the Google Cloud client library
      use GoogleCloudSpeechSpeechClient;

      # Your Google Cloud Platform project ID
      $projectId = 'myprojectid';

      # Instantiates a client
      $speech = new SpeechClient([
      'projectId' => $projectId,
      'languageCode' => 'en-US',
      ]);

      # The name of the audio file to transcribe
      $fileName = '/scripts/google-speech-to-text/recordings/$unique_id-$caller_id.raw';

      # The audio file's encoding and sample rate
      $options = [
      'encoding' => 'LINEAR16',
      'sampleRateHertz' => 16000,
      'model' => 'phone_call',
      ];

      # Detects speech in the audio file
      $results = $speech->recognize(fopen($fileName, 'r'), $options);

      foreach ($results as $result) {
      $getresult = $result->alternatives()[0]['transcript'] ;

      }

      echo $getresult;
      ?>






      php asterisk






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      asked Nov 21 '18 at 18:50









      IT CurvesIT Curves

      61




      61
























          1 Answer
          1






          active

          oldest

          votes


















          0














          Yes, you can use EAGI to do continiuos recognition.



          Unfortanly it not stable(do core dump etc) enought at current moment






          share|improve this answer
























          • does it live speech recognition or same i have to record the voice and get the result?

            – IT Curves
            Nov 23 '18 at 21:07











          • No,it is continious via GRPC

            – arheops
            Nov 24 '18 at 7:20











          • I followed cloud.google.com/speech-to-text/docs/streaming-recognize to setup recorded file streaming and its working fine. is there any example of live call streaming in php script?

            – IT Curves
            Nov 24 '18 at 20:18













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          1 Answer
          1






          active

          oldest

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          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          0














          Yes, you can use EAGI to do continiuos recognition.



          Unfortanly it not stable(do core dump etc) enought at current moment






          share|improve this answer
























          • does it live speech recognition or same i have to record the voice and get the result?

            – IT Curves
            Nov 23 '18 at 21:07











          • No,it is continious via GRPC

            – arheops
            Nov 24 '18 at 7:20











          • I followed cloud.google.com/speech-to-text/docs/streaming-recognize to setup recorded file streaming and its working fine. is there any example of live call streaming in php script?

            – IT Curves
            Nov 24 '18 at 20:18


















          0














          Yes, you can use EAGI to do continiuos recognition.



          Unfortanly it not stable(do core dump etc) enought at current moment






          share|improve this answer
























          • does it live speech recognition or same i have to record the voice and get the result?

            – IT Curves
            Nov 23 '18 at 21:07











          • No,it is continious via GRPC

            – arheops
            Nov 24 '18 at 7:20











          • I followed cloud.google.com/speech-to-text/docs/streaming-recognize to setup recorded file streaming and its working fine. is there any example of live call streaming in php script?

            – IT Curves
            Nov 24 '18 at 20:18
















          0












          0








          0







          Yes, you can use EAGI to do continiuos recognition.



          Unfortanly it not stable(do core dump etc) enought at current moment






          share|improve this answer













          Yes, you can use EAGI to do continiuos recognition.



          Unfortanly it not stable(do core dump etc) enought at current moment







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Nov 22 '18 at 7:02









          arheopsarheops

          12.2k11123




          12.2k11123













          • does it live speech recognition or same i have to record the voice and get the result?

            – IT Curves
            Nov 23 '18 at 21:07











          • No,it is continious via GRPC

            – arheops
            Nov 24 '18 at 7:20











          • I followed cloud.google.com/speech-to-text/docs/streaming-recognize to setup recorded file streaming and its working fine. is there any example of live call streaming in php script?

            – IT Curves
            Nov 24 '18 at 20:18





















          • does it live speech recognition or same i have to record the voice and get the result?

            – IT Curves
            Nov 23 '18 at 21:07











          • No,it is continious via GRPC

            – arheops
            Nov 24 '18 at 7:20











          • I followed cloud.google.com/speech-to-text/docs/streaming-recognize to setup recorded file streaming and its working fine. is there any example of live call streaming in php script?

            – IT Curves
            Nov 24 '18 at 20:18



















          does it live speech recognition or same i have to record the voice and get the result?

          – IT Curves
          Nov 23 '18 at 21:07





          does it live speech recognition or same i have to record the voice and get the result?

          – IT Curves
          Nov 23 '18 at 21:07













          No,it is continious via GRPC

          – arheops
          Nov 24 '18 at 7:20





          No,it is continious via GRPC

          – arheops
          Nov 24 '18 at 7:20













          I followed cloud.google.com/speech-to-text/docs/streaming-recognize to setup recorded file streaming and its working fine. is there any example of live call streaming in php script?

          – IT Curves
          Nov 24 '18 at 20:18







          I followed cloud.google.com/speech-to-text/docs/streaming-recognize to setup recorded file streaming and its working fine. is there any example of live call streaming in php script?

          – IT Curves
          Nov 24 '18 at 20:18






















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