https://github.com/m-nathani/speech_to_text

how to use the Google Cloud Speech API to transcribe audio/video files.
https://github.com/m-nathani/speech_to_text

audio composer ffmpeg google-cloud google-cloud-speech google-speech-recognition googlespeechapi php speech speech-api speech-quickstart speech-recognition speech-samples speech-to-text speechphrase transcribe-audio-files transcriber

Last synced: 11 months ago
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how to use the Google Cloud Speech API to transcribe audio/video files.

• Host: GitHub
• URL: https://github.com/m-nathani/speech_to_text
• Owner: m-nathani
• License: agpl-3.0
• Created: 2019-01-24T20:59:31.000Z (about 7 years ago)
• Default Branch: master
• Last Pushed: 2019-02-18T20:02:35.000Z (about 7 years ago)
• Last Synced: 2025-04-07T03:41:24.849Z (12 months ago)
• Topics: audio, composer, ffmpeg, google-cloud, google-cloud-speech, google-speech-recognition, googlespeechapi, php, speech, speech-api, speech-quickstart, speech-recognition, speech-samples, speech-to-text, speechphrase, transcribe-audio-files, transcriber
• Language: PHP
• Homepage:
• Size: 1.73 MB
• Stars: 34
• Watchers: 4
• Forks: 4
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE
  • Code of conduct: CODE_OF_CONDUCT.md

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README

          
# Google Cloud Speech

These samples show how to use the [Google Cloud Speech API][speech-api]

to transcribe audio files.

1. It takes mp4 files as argument

2. Converts it to audio in FLAC encoding (lossless encoding ) and Breaks the audio file into 10 secs clips

3. transcribes each 10 sec audio file and prints the speech to text result on console. 

## Pre-requisite

0. Setup Google Cloud [Speech Project][speech-quickstart]

1. Install ffmpeg on your machine (linux)

## Installation

Install the dependencies for this library via [composer](https://getcomposer.org)

    $ cd /path/to/speech_to_text

    $ composer install

Configure your project using [Application Default Credentials]

    $ export GOOGLE_APPLICATION_CREDENTIALS=/path/to/credentials.json

## Usage

To run the Speech Samples:

    $ php speech.php

    Cloud Speech

    Usage:

      command [options] [arguments]

    Options:

      -h, --help            Display this help message

      -q, --quiet           Do not output any message

      -V, --version         Display this application version

          --ansi            Force ANSI output

          --no-ansi         Disable ANSI output

      -n, --no-interaction  Do not ask any interactive question

      -v|vv|vvv, --verbose  Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debug

    Available commands:

      help                    Displays help for a command

      list                    Lists commands

      transcribe              Transcribe an video file using Google Cloud Speech API

## Help

      $ php speech.php transcribe --help

    Usage:

        transcribe [options] [--] 

    Arguments:

        video-file                   The video file to transcribe

    Options:

        -l, --language=LANGUAGE      The language to transcribe [default: "en-US"]

        -e, --encoding=ENCODING      The encoding of the audio file. This is required if the encoding is unable to be determined. [default: 2]

        -b, --brand-file=BRAND-FILE  The brand names for speech context to transcribe [default: "brands"]

        -r, --rate-hertz=RATE-HERTZ  The sample rate (in Hertz) of the supplied video [default: 48000]

        -h, --help                   Display this help message

        -q, --quiet                  Do not output any message

        -V, --version                Display this application version

            --ansi                   Force ANSI output

            --no-ansi                Disable ANSI output

        -n, --no-interaction         Do not ask any interactive question

        -v|vv|vvv, --verbose         Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debug

    Help:

        Transcribe an video file using Google Cloud Speech API

        The transcribe command transcribes video from a file using the

        Google Cloud Speech API.

        

        php speech.php transcribe video_file.mp4

Just send the speech sample, send it through the speech

API using the transcribe command:

```sh

php speech.php transcribe [path to audio/video file]

```

[speech-api]: http://cloud.google.com/speech

[speech-quickstart]: https://cloud.google.com/speech-to-text/docs/quickstart-client-libraries

[google-cloud-php]: https://googlecloudplatform.github.io/google-cloud-php/

[choose-encoding]: https://cloud.google.com/speech/docs/best-practices#choosing_an_audio_encoding