Using pocketsphinx, Gst, ruby 1.8.7 (gst not working with ruby 1.9). For required gems using bundler.
gem install bundler bundle install
To start the server go to the project root and type in terminal:
ruby recognizer_api.rb
curl -X POST http://localhost:4567/recognizer
curl -X PUT --data-binary @/home/user/test/data/speech.raw http://localhost:4567/recognizer/ <session_id>
curl -X PUT http://localhost:4567/recognizer/ <session_id> /end
curl http://localhost:4567/recognizer/ <session_id>
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Response is by default xml. If you want json response set your request Accept headers to “application/json”
curl -X POST http://localhost:4567/recognizer -H "Accept:application/json"
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For all requests, the successful response containing session data looks like this:
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in xml:
<?xml version="1.0" encoding="UTF-8"?>
<recognizer_session>
<closed_at></closed_at>
<final_result_created_at></final_result_created_at>
<created_at>2011-04-26 16:13:25</created_at>
<result></result>
<id>54374c7294</id>
<system_message></system_message>
</recognizer_session>
* in json:
{"closed_at":null,"final_result_created_at":null,"system_message":null,"result":null,"id":"a1d80929c4","created_at":"2011-04-28 12:41:39"}
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If an error occurs, the response looks like this:
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in xml:
<?xml version="1.0" encoding="UTF-8"?>
<error>
<message>X-Recognizer-Request-Type must be present and set to 'data' or 'data_end'</message>
</error>
* in json:
{"error":{"message":"Session with id b8e7524749 not found"}}