video.src = window.webkitURL.createObjectURL(stream);
video.play();
}, errBack);
}catch(error){
alert(error);
}
}
else if(navigator.mozGetUserMedia) { // Firefox-prefixed
navigator.mozGetUserMedia(videoObj, function(stream){
video.src = window.URL.createObjectURL(stream);
video.play();
}, errBack);
}
// Trigger photo take
document.getElementById("snap").addEventListener("click", function() {
context.drawImage(video, 0, 0, 600, 400);
});
document.getElementById("start").addEventListener("click", function() {
startTrack();
});
document.getElementById("showposition").addEventListener("click", function() {
showpos=true;
});
document.getElementById("hideposition").addEventListener("click", function() {
showpos=false;
});
document.getElementById("mouse").addEventListener("click", function() {
alive_mouse();
});
document.getElementById("head").addEventListener("click", function() {
alive_head();
});
document.getElementById("eye").addEventListener("click", function() {
alive_eye();
});
//}, false);
</script>
<script>
//////////////////////////////////////////////////////////////////////////////
//活体
var last_time=0;//时间因素
var last_nose_left=0;
var last_nose_top=0;
//张嘴动作
var is_mouse_ok=false;
var is_alive_mouse=false;
var last_dis_eye_norse=0;
var last_dis_mouse=0;
function alive_mouse(){
var media = document.getElementById("media");
media.src="mp3/alive_mouse.mp3";
media.play();
