/index.html
Last active Dec 23, 2016
Web Speech Hearing Aid
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"> | |
| <meta name="viewport" content="width=device-width"> | |
| <title>Web Speech Hearing Aid</title> | |
| <style> | |
| body, html { | |
| margin: 0; | |
| } | |
| html { | |
| height: 100%; | |
| } | |
| body { | |
| height: inherit; | |
| background-color: gray; | |
| } | |
| div.results { | |
| background-color: white; | |
| padding: 10px; | |
| margin: 10px; | |
| font-size: 32px; | |
| font-family: Sans-Serif; | |
| } | |
| .interim { | |
| color: #c53929; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="results"> | |
| <span class="interim" id="interim_span"> </span> | |
| </div> | |
| <div id="previous"> | |
| </div> | |
| <script> | |
| window.mobileAndTabletcheck = function() { | |
| var check = false; | |
| (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino|android|ipad|playbook|silk/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4))) check = true;})(navigator.userAgent||navigator.vendor||window.opera); | |
| return check; | |
| }; | |
| // check for web speech | |
| if ('webkitSpeechRecognition' in window) { | |
| // recognition vars | |
| var recognizing = false; | |
| var recognition = new webkitSpeechRecognition(); | |
| // only continuous on desktop | |
| if(window.mobileAndTabletcheck()) recognition.continuous = false; | |
| else recognition.continuous = true; | |
| recognition.interimResults = true; | |
| recognition.maxAlternatives = 1; | |
| recognition.lang = 'en-US', 'United States'; | |
| // handle body click | |
| document.body.onclick = function() { | |
| if (recognizing) recognition.stop(); | |
| else recognition.start(); | |
| } | |
| // onstart, change state and background color | |
| recognition.onstart = function() { | |
| recognizing = true; | |
| document.body.style.backgroundColor = "#c53929"; | |
| }; | |
| // onerror, log (maybe restart?) | |
| recognition.onerror = function(event) { | |
| alert(event.error); | |
| recognizing = false; | |
| }; | |
| // onend, change state and background | |
| recognition.onend = function() { | |
| //console.log('onend'); | |
| // reset | |
| recognizing = false; | |
| document.body.style.backgroundColor = "gray"; | |
| interim_span.innerHTML = ' '; | |
| }; | |
| // onresult, append to interim transcript or push final to new div | |
| recognition.onresult = function(event) { | |
| // check for errors | |
| if (typeof(event.results) == 'undefined') { | |
| alert('undefined-event'); | |
| recognition.stop(); | |
| return; | |
| } | |
| // iterate through results | |
| var interim_transcript = ''; | |
| var final_transcript = ''; | |
| var is_final = false; | |
| for (var i = event.resultIndex; i < event.results.length; ++i) { | |
| //console.log(event.results[i]); | |
| // check for final results | |
| if (event.results[i].isFinal) { | |
| is_final = true; | |
| final_transcript += event.results[i][0].transcript; | |
| } | |
| // otherwise update interim span | |
| else { | |
| interim_transcript += event.results[i][0].transcript; | |
| } | |
| } | |
| if(is_final) { | |
| // create div | |
| var div = document.createElement('div'); | |
| div.innerHTML = final_transcript; | |
| div.setAttribute('class', 'results'); | |
| // append to beginning previous section | |
| fc = document.getElementById('previous').firstChild | |
| if(fc) document.getElementById('previous').insertBefore(div, fc); | |
| else document.getElementById('previous').appendChild(div); | |
| // reset interim | |
| interim_span.innerHTML = ' '; | |
| } | |
| else { | |
| // update interim span | |
| if(interim_transcript) interim_span.innerHTML = interim_transcript; | |
| else interim_span.innerHTML = ' '; | |
| } | |
| } | |
| } | |
| else { | |
| //console.log(window); | |
| interim_span.innerHTML = 'Web Speech API is not supported by this browser. Upgrade to <a href="//www.google.com/chrome">Chrome</a> version 25 or later.'; | |
| } | |
| </script> | |
| </body> | |
| </html> |
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