7. An interfacing device for supporting a speech dialogue service, the interfacing device comprising: an input unit configured to receive a user input including a voice input and a non-voice input, the non-voice input being an image input; a communication unit configured to communicate with a server; a control unit configured to: execute an interface for the speech dialogue service, to receive the user input through the executed interface, transmit, as a request signal to the server, at least one of the voice input or a text extracted from the voice input when the received user input is the voice input, transmit, as the request signal to the server, a text extracted from the non-voice input when the received user input is the non-voice input, receive a result of dialogue recognition in response to the request signal from the server, and execute a response to the received user input on the basis of the received result of dialogue recognition; and an output unit configured to output a result of executing the response to the received user input.
7. An interfacing device for supporting a speech dialogue service, the interfacing device comprising: an input unit configured to receive a user input including a voice input and a non-voice input, the non-voice input being an image input; a communication unit configured to communicate with a server; a control unit configured to: execute an interface for the speech dialogue service, to receive the user input through the executed interface, transmit, as a request signal to the server, at least one of the voice input or a text extracted from the voice input when the received user input is the voice input, transmit, as the request signal to the server, a text extracted from the non-voice input when the received user input is the non-voice input, receive a result of dialogue recognition in response to the request signal from the server, and execute a response to the received user input on the basis of the received result of dialogue recognition; and an output unit configured to output a result of executing the response to the received user input. 9. The interfacing device of claim 7 , wherein the control unit is further configured to: recognize text of metadata contained in the image input, and select a specific part among the recognized text through a filtering process.