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go.html
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<!DOCTYPE HTML>
<html>
<head>
<script src="js/raphael-min.js" type="text/javascript" charset="utf-8"></script>
<link href="bootstrap/css/bootstrap.min.css" rel="stylesheet" media="screen">
<link rel="stylesheet" href="styles.css" type="text/css" media="screen">
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<script src="//ajax.googleapis.com/ajax/libs/jqueryui/1.9.1/jquery-ui.min.js"></script>
<script src="js/underscore-min.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript" src="jremix.js"></script>
<title> The Bonhamizer</title>
</head>
<body>
<div id="wrap" class="navbar navbar-inverse">
<div class="navbar-inner">
<div class="container">
<a class="btn btn-navbar" data-toggle="collapse" data-target=".nav-collapse">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</a>
<a id='show-search' class="brand">The Bonhamizer</a>
<div class="nav-collapse collapse">
<ul class="nav">
<!--<li><a id='show-main' href="index.html">Main</a></li>-->
<li><a id='show-gallery' href="gallery.html" >Pick a song</a></li>
<li><a id='show-loader' href="loader.html">Upload a song</a></li>
<li><a id='show-about' href="about.html">About</a></li>
</ul>
</div>
</div>
</div>
</div>
<div class="container">
<div id="jumbotron">
<h1> The Bonhamizer </h1>
<div id='tagline'>Some songs just need a little bit of Bonzo</div>
<div id='info-div'>
<h2 id='info'> </h2>
</div>
<div id='error'> </div>
</div>
</div>
<div class="container">
<div class="container">
<span class="txt"> <select class='sel' id='beat-selector'>
</select>
<!--<button class="btn btn-small" id='reset'>Reset</button> -->
<!-- <button class="btn btn-small" id='play'>Play</button>-->
<button id="play" disabled="disabled" class="btn active btn-primary"><i class="icon-white icon-play"></i> Play</button>
<button id="stop" class="btn active btn-primary"><i class="icon-white icon-stop"></i> Stop</button>
<span id='tweet-span'>
<a href="https://twitter.com/share" id='tweet' class="twitter-share-button" data-lang="en" data-count='none'>Tweet</a>
<script>!function(d,s,id){var
js,fjs=d.getElementsByTagName(s)[0];if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src="https://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs");</script>
</span>
<!--<button class="btn active"><i class="icon-white icon-stop"></i> Stop</button> -->
</div>
<!--<img id='jb-image' src='images/jb1969.jpg'> -->
<div id="slideshow">
<div class="active">
<a href="http://zrockblog.com/john-bonham-with-led-zeppelin-1969/"><img src="images/jb1969.jpg" alt="John Bonham with Led Zeppelin 1969" /></a>
Image from zrockblog.com
</div>
<div>
<a href="http://www.ajchen.com/2010/06/16/john-bonham/"><img src="images/JohnBonham.jpg" alt="John Bonham " /></a>
Image from ajchen.com
</div>
<div>
<a href="http://s419.beta.photobucket.com/user/paulwells73/media/jb2.jpg.html?fromLegacy=true"><img src="images/jb2.jpg" alt="John Bonham " /></a>
Image from paulwels73's library
</div>
<div>
<a href="http://www.ajchen.com/2010/06/16/john-bonham/"><img src="images/portrait.jpg" alt="John Bonham " /></a>
Image from ajchen.com
</div>
<div>
<a href="http://forums.ledzeppelin.com/index.php?/topic/8135-r-i-p-bonzo/"><img src="images/lz.jpg" alt="John Bonham " /></a>
Image from LedZeppelin.com
</div>
<div>
<a href="http://saiyuna.deviantart.com/art/John-Bonham-81835468"><img src="images/deviant.jpg" alt="John Bonham " /></a>
Image from ~Saiynua
</div>
<div>
<a href="http://en.wikipedia.org/wiki/File:John_Bonham-2.jpg"><img src="images/John_Bonham-2.jpg" alt="John Bonham " /></a>
Image from Wikipedia
</div>
<!--
<div >
<a href="http://www.ebay.com/itm/JOHN-BONHAM-A-A3-POSTER-PRINT-HAL414-/120654602436"><img src="images/jb2.jpg" alt="John Bonham " /></a>
Ebay
</div>
-->
<div >
<a href="http://www.tumblr.com/tagged/john-bonham?before=1341290522"><img src="images/incar.jpg" alt="John Bonham " /></a>
Image via tumblr
</div>
<div>
<a href="http://www.musicroom.com/blog/notes/rock-and-pop/page/27"><img src="images/John_Bonham_Led_Zeppelin.jpg" alt="John Bonham " /></a>
Image via musicroom
</div>
<div>
<a href="http://ssheltonimages.com/tracks_online_drum-1.html"><img
src="images/Led_Zeppelin_s_John_Bonham_Drum_Out_Takes_Fool_in_the_Rain.jpg" alt="John Bonham " /></a>
Image via ssheltonimages
</div>
<div>
<a href="http://www.myspace.com/mikecaravello"><img
src="images/jp3.jpg" alt="John Bonham " /></a>
Image via Mike Caravello
</div>
<!--
<div >
<a href="http://www.thisdayinmusic.com/pages/john_bonham"><img src="images/jb-med.jpg" alt="John Bonham " /></a>
via thisdayinmusic
</div>
-->
</div>
<div class="container span10 footer">
<div>
</div>
<hr>
<small>
Created at Music Hack Day San Francisco by <a href="http://twitter.com/plamere">Paul Lamere</a>. --
Powered by <a href="http://echonest.com">The Echo Nest</a>. -- <a href="http://www.echonest.com/legal/"> Legal Stuff </a>
</small>
</div>
</div>
<div id="workarea">
<div id='tiles'></div>
<div id="stats">
<span id="numbers">
Beat: <span class='nval' id='tile'> 1 </span>
Period: <span class='nval' id='speed'> 100 </span>
Nat Tempo: <span class='nval' id='ntempo'> 100 </span>
Cur Tempo: <span class='nval' id='tempo'> 100 </span>
Incr: <span class='nval' id='incr'>1</span>
Tsig: <span class='nval' id='tsig'>1</span>
Conf: <span class='nval' id='confidence'>1</span>
b#: <span class='nval' id='beat-number'>1</span>
dB: <span class='nval' id='db'>1</span>
</span>
</div>
</div>
</body>
<script src="bootstrap/js/bootstrap.min.js"></script>
<script type="text/javascript">
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-3675615-27']);
_gaq.push(['_trackPageview']);
(function() {
var ga = document.createElement('script'); ga.type =
'text/javascript'; ga.async = true;
ga.src = ('https:' == document.location.protocol ? 'https://ssl' :
'http://www') + '.google-analytics.com/ga.js';
var s = document.getElementsByTagName('script')[0];
s.parentNode.insertBefore(ga, s);
})();
</script>
<script type="text/javascript">
var remixer;
var player;
var driver;
var myTrack = null;
var effects;
var drums = null;
var drumQ;
var drumCache = {};
var paper;
var tiles = [];
var selectedTile;
var mouseOverTile;
var tatumMode = false;
var bMode = 'tatums';
var shifted = false;
var controlled = false;
var chartReady;
var slideShowTimer;
var showTiles = false;
var stuffDelay = 0;
var tsig = 4
var drumInfos = [
{ // boatload of awesome
name: 'hammer of the gods',
'id' : 'TRLVCCK13C54536274',
start: 20,
cur: 20,
end: 438,
tempo: 93,
startingBeat: 2, // 0-based
file: 'BonhamFile14'
},
{
name:'Basic Bonham',
id: 'TRGOUIL13CA77B1497',
start: 4,
end: 351,
tempo: 117,
cur: 4,
startingBeat: 1, // 0-based
},
{
name: 'double time shuffle',
'id' : 'TRSKATS13CA772D1AE',
start: 16,
cur: 16,
end: 295,
tempo: 127,
startingBeat: 1, // 0-based
},
{ // bonham shuffle
name: 'bohham shuffle',
'id' : 'TRTGMPG13CA76D6540',
start: 53,
cur: 53,
end: 368,
tempo: 132,
startingBeat: 0, // 0-based
file: 'BonhamFile22'
}
]
var drumInfo = drumInfos[0];
// From Crockford, Douglas (2008-12-17). JavaScript: The Good Parts (Kindle Locations 734-736). Yahoo Press.
if (typeof Object.create !== 'function') {
Object.create = function (o) {
var F = function () {};
F.prototype = o;
return new F();
};
}
function info(s) {
$("#info").text(s);
}
function error(s) {
if (s.length == 0) {
$("#error").hide();
} else {
$("#error").text(s);
$("#error").show();
}
}
function adjustSpeed() {
if (drums && myTrack) {
var t1 = drums.audio_summary.tempo;
var t2 = myTrack.audio_summary.tempo;
var ratio = .93;
var ratio2 = .93;
if (t2 < t1) {
ratio = t2/t1;
ratio2 = (ratio + 1) / 2;
}
setSpeedFactor(ratio2)
}
}
function stop() {
player.stop();
player = remixer.getPlayer();
}
function createTiles(qtype) {
var tiles = [];
var qlist = myTrack.analysis[qtype];
for (var i = 0; i < qlist.length; i++) {
tiles.push(createTile(i, qlist[i]));
}
return tiles;
}
function getTitle(title, artist, url) {
if (title == undefined || title.length == 0 || title === '(unknown title)' || title == 'undefined') {
if (url) {
title = extractTitle(url);
} else {
title = null;
}
} else {
if (artist !== '(unknown artist)') {
title = title + ' by ' + artist;
}
}
return title;
}
function setDisplayMode(playMode) {
if (playMode) {
$("#tweet-span").show();
} else {
$("#tweet-span").hide();
}
}
function showTrackTitle(t) {
info(t.title + ' (Bonhamized) by ' + t.artist);
}
function trackReady(t) {
t.fixedTitle = getTitle(t.title, t.artist, t.info.url);
document.title = 'Bohhamized version of ' + t.fixedTitle;
}
function readyToPlay(t, beat) {
if (t.status === 'ok') {
trackReady(t);
setDrumBeat(beat);
} else {
info(t.status);
}
}
function markPlayable() {
var quanta = myTrack.analysis[bMode];
runLength(quanta, .55, -30, 20, 16);
alignDrums(quanta);
postFilter(quanta, 0, 0);
stuffBeats(quanta);
}
function getNextDrum() {
if (drumInfo.cur >= drumInfo.end || drumInfo.cur >= drumQ.length) {
drumInfo.cur = drumInfo.start;
}
if (tsig == 3) {
if (drumInfo.cur % 4 == 1) {
drumInfo.cur+=1;
}
}
if (tsig == 5) {
if (drumInfo.cur % 4 == 3) {
drumInfo.cur--;
}
}
var next = drumQ[drumInfo.cur++];
return next;
}
function stuffBeats(quanta) {
drumInfo.cur = drumInfo.start;
var cov = 0;
for (var i = 0; i < quanta.length; i++) {
var q = quanta[i];
if (q.needsDrums) {
if (cov >= stuffDelay) {
q.drum = getNextDrum();
}
cov++;
} else {
q.drum = null;
}
}
return cov / quanta.length;
}
function coverageCheck() {
var quanta = myTrack.analysis[bMode];
var count = 0;
for (var i = 0; i < quanta.length; i++) {
var q = quanta[i];
if (q.drum) {
count++;
}
}
cov = count / quanta.length;
if (cov < .20) {
info("Bonzo doesn't really want to play on this song.");
}
}
function alignDrums(quanta) {
var start = drumInfo.startingBeat;
var first = findFirstDrum(quanta);
var cleared = 0;
if (first >= 0) {
for (var i = first; i < quanta.length; i++) {
var q = quanta[i];
var beat = q.parent.indexInParent;
if (beat == start) {
break;
} else {
q.needsDrums = false;
cleared ++;
}
}
}
}
function findFirstDrum(quanta) {
for (var i = 0; i < quanta.length; i++) {
if (quanta[i].needsDrums) {
return i;
}
}
return -1;
}
function findLastDrum(quanta) {
for (var i = quanta.length - 1; i >= 0; i--) {
if (quanta[i].needsDrums) {
return i;
}
}
return -1;
}
function postFilter(quanta, startOffset, endOffset) {
if (startOffset !== 0) {
var first = findFirstDrum(quanta);
if (first >= 0) {
if (startOffset > 0) {
// start later
for (var i = first; i < first + startOffset; i++) {
if (i >= 0 && i < quanta.length) {
quanta[i].needsDrums = false;
}
}
} else {
// start earlier
for (var i = first + startOffset; i <= first; i++) {
if (i >= 0 && i < quanta.length) {
quanta[i].needsDrums = true;
}
}
}
}
}
if (endOffset !== 0) {
var last = findLastDrum(quanta);
if (last >= 0) {
if (endOffset > 0) {
//end later
for (var i = last + 1; i < last + 1 + endOffset; i++) {
if (i >= 0 && i < quanta.length) {
quanta[i].needsDrums = true;
}
}
} else {
//end earlier
for (var i = last + 1 + endOffset; i <= last; i++) {
if (i >= 0 && i < quanta.length) {
quanta[i].needsDrums = false;
}
}
}
}
}
}
function getState(q, confidenceThreshold, loudnessThreshold) {
var conf = q.confidence;
var volume = -60;
if (q.oseg) {
volume = q.oseg.loudness_max;
}
var nstate = conf >= confidenceThreshold && volume > loudnessThreshold;
return nstate;
}
function runLength(quanta, confidenceThreshold, loudnessThreshold, lookAhead, lookaheadMatch) {
var lastState = false;
for (var i = 0; i < quanta.length; i++) {
quanta[i].needsDrums = false;
}
for (var i = 0; i < quanta.length -1; i+=2) {
var newState = getState(quanta[i], confidenceThreshold, loudnessThreshold);
if (newState != lastState) {
// look ahead
var matchCount = 0
var curCount = 0;
for (var j = i + 1; j < quanta.length && j <= i + lookAhead; j++) {
var q = quanta[j];
var nstate = getState(q, confidenceThreshold, loudnessThreshold);
if (nstate == newState) {
matchCount++;
}
curCount++;
}
if (matchCount > lookaheadMatch) {
curState = newState;
} else {
curState = lastState;
}
} else {
curState = newState;
}
quanta[i].needsDrums = curState;
quanta[i+1].needsDrums = curState;
lastState = curState;
}
}
function gotTheAnalysis(profile, beat) {
var status = get_status(profile);
if (status == 'complete') {
info("Loading track ...");
remixer.remixTrack(profile.response.track, function(state, t, percent) {
myTrack = t;
if (isNaN(percent)) {
percent = 0;
}
if (state == 1) {
info("Here we go ...");
setTimeout( function() { readyToPlay(t, beat); }, 10);
} else if (state == 0) {
if (percent >= 99) {
info("Here we go ...");
} else {
if (percent > 0) {
info( percent + "% of track loaded ");
} else {
info( "Loading the track ...");
}
}
} else {
info('Trouble ' + t.status);
}
});
} else if (status == 'error') {
info("Sorry, couldn't analyze that track");
}
}
function gotTheDrums(profile) {
var status = get_status(profile);
if (status == 'complete') {
info("Loading drums ...");
remixer.remixTrack(profile.response.track, function(state, t, percent) {
if (isNaN(percent)) {
percent = 0;
}
if (state == 1) {
info("We got the crazy beats ...");
drumCache[t.id] = t;
drumsReady(t)
} else if (state == 0) {
if (percent >= 99) {
info("We got the crazy beats ...");
} else {
if (percent > 0) {
info( percent + "% of drms loaded ");
} else {
info( "Loading drums");
}
}
} else {
info('Trouble ' + t.status);
}
});
} else if (status == 'error') {
info("Sorry, couldn't analyze that track");
}
}
function drumsReady(t) {
drums = t;
drumQ = drums.analysis.tatums;
var which = 0;
for (var i = drumInfo.start; i < drumInfo.end; i++) {
var curBeat = (drumInfo.startingBeat + which++) % 8;
drumQ[i].beat = Math.floor(curBeat/2);
}
everyoneIsReady();
}
function everyoneIsReady() {
if (drums != null && myTrack != null) {
markPlayable();
setDisplayMode(true);
info("ready!");
normalizeColor();
createTilePanel(bMode);
showTrackTitle(myTrack);
tweetSetup(myTrack);
adjustSpeed();
coverageCheck();
$('#play').removeAttr('disabled');
console.log('everyone is ready');
}
}
function fetchAnalysis(trid, beat) {
myTrack = null;
var url = 'http://static.echonest.com/infinite_jukebox_data/' + trid + '.json';
info('Fetching the analysis');
$.getJSON(url, function(data) {
gotTheAnalysis(data, beat);
} )
.error( function() {
info("Sorry, can't find info for that track");
});
}
function fetchDrums(trid) {
drums = null;
var url = 'http://static.echonest.com/infinite_jukebox_data/' + trid + '.json';
info('Fetching the drums');
$.getJSON(url, function(data) {
gotTheDrums(data); } )
.error( function() {
info("Sorry, can't find info for the drums");
});
}
function get_status(data) {
if (data.response.status.code == 0) {
return data.response.track.status;
} else {
return 'error';
}
}
var tilePrototype = {
normalColor:"#5f9",
move: function(x,y) {
this.rect.attr( { x:x, y:y});
this.x = x;
this.y = y;
},
amove: function(x,y, time, delay, easing) {
this.x = x;
this.y = y;
if (time === undefined) {
time = 500;
}
if (delay === undefined) {
delay = 0;
}
if (easing === undefined) {
easing = 'linear';
}
var anim = Raphael.animation({cx: 10, cy: 20}, 800);
var ranimator = Raphael.animation({ x:x, y: y}, time, easing);
this.rect.animate(ranimator.delay(delay));
},
play:function(force) {
if (force || shifted) {
this.playStyle();
player.play(this.q);
} else if (controlled) {
this.queueStyle();
player.queue(this.q);
} else {
this.selectStyle();
}
if (force) {
info("Selected tile " + this.q.which);
selectedTile = this;
}
},
pos: function() {
return {
x: this.x,
y: this.y
}
},
selectStyle: function() {
this.rect.attr("fill", "#C9a");
},
queueStyle: function() {
this.rect.attr("fill", "#aFF");
},
playStyle: function() {
this.rect.attr("fill", "#FF9");
},
normal: function() {
this.rect.attr("fill", this.normalColor);
},
highlight: function() {
this.rect.attr("fill", "#FFFFFF");
},
unplay: function() {
this.normal();
if (shifted) {
player.stop(this.q);
}
},
init:function() {
var that = this;
//this.rect.mouseover(function(event) { event.preventDefault(), mouseOverTile = that; that.play(); });
this.rect.mousedown(function(event) {
event.preventDefault();
driver.setNextTile(that);
selectedTile = that;
if (!driver.isRunning()) {
//player.playNow(that.q);
//driver.setIncr(1);
driver.start();
}
if (shifted) {
driver.setIncr(1);
}
if (controlled) {
driver.setIncr(0);
}
});
}
}
function getQuantumColor(q) {
if (isSegment(q)) {
return getSegmentColor(q);
} else {
q = getQuantumSegment(q);
if (q != null) {
return getSegmentColor(q);
} else {
return "#7Fa";
}
}
}
function getQuantumSegment(q) {
while (! isSegment(q) ) {
if ('children' in q && q.children.length > 0) {
q = q.children[0]
} else {
break;
}
}
if (isSegment(q)) {
return q;
} else {
return null;
}
}
function isSegment(q) {
return 'timbre' in q;
}
function getSegmentColor(seg) {
return getColor(seg);
}
function tw() {
return 19;
}
function createTile(which, q) {
var labeled = false;
var tile = Object.create(tilePrototype);
tile.which = which;
tile.width = 16;
tile.height = 16;
tile.normalColor = getQuantumColor(q);
if (!q.needsDrums) {
tile.normalColor = '#000000';
}
//tile.width = Math.round(80 * q.duration);
tile.rect = paper.rect(0, 0, tile.width, tile.height);
tile.rect.attr("stroke", "#349");
tile.rect.tile = tile;
tile.normal();
tile.q = q;
tile.init();
return tile;
}
function extendTiles(newTiles) {
for (var i = 0; i < newTiles.length; i++) {
tiles.push(newTiles[i]);
}
}
function renumberTiles() {
for (var i = 0; i < tiles.length; i++) {
tiles[i].which = i;
}
}
function createTilePanel(which) {
//drumQ = drums.analysis[which];
removeAllTiles();
var newTiles = createTiles(which);
extendTiles(newTiles);
refreshLayout(false);
}
function normalizeColor() {
cmin = [100,100,100];
cmax = [-100,-100,-100];
var qlist = myTrack.analysis.segments;
for (var i = 0; i < qlist.length; i++) {
for (var j = 0; j < 3; j++) {
var t = qlist[i].timbre[j];
if (t < cmin[j]) {
cmin[j] = t;
}
if (t > cmax[j]) {
cmax[j] = t;
}
}
}
}
function getColor(seg) {
var results = []
for (var i = 0; i < 3; i++) {
var t = seg.timbre[i];
var norm = (t - cmin[i]) / (cmax[i] - cmin[i]);
results[i] = norm * 255;
}
return to_rgb(results[0], results[1], results[2]);
}
function convert(value) {
var integer = Math.round(value);
var str = Number(integer).toString(16);
return str.length == 1 ? "0" + str : str;
};
function to_rgb(r, g, b) {
return "#" + convert(r) + convert(g) + convert(b);
}
function removeAllTiles() {
for (var i =0; i < tiles.length; i++) {
tiles[i].rect.remove();
}
tiles = [];
}
function keydown(evt) {
if (evt.which == 39) { // right arrow
var inc = driver.getIncr();
driver.setIncr(inc + 1);
evt.preventDefault();
}
if (evt.which == 37) { // left arrow
evt.preventDefault();
var inc = driver.getIncr();
driver.setIncr(inc - 1);
}
if (evt.which ==38 ) { // up arrow
driver.setIncr(1);
evt.preventDefault();
}
if (evt.which == 40 ) { // down arrow
driver.setIncr(0);
evt.preventDefault();
}
if (evt.which == 190 ) { // , slower
var factor = player.getSpeedFactor() + .01;
setSpeedFactor(factor)
evt.preventDefault();
}
if (evt.which == 188 ) { // . faster
var factor = player.getSpeedFactor() - .01;
if (factor < 0) {
factor = 0;
}
setSpeedFactor(factor)
evt.preventDefault();
}
if (evt.which == 191 ) { // / reset
setSpeedFactor(1)
evt.preventDefault();
}
if (evt.which == 17) {
controlled = true;
}
if (evt.which == 16) {
shifted = true;
}
if (evt.which == 32) {
evt.preventDefault();
if (driver.isRunning()) {
driver.stop();
} else {
driver.start();
}
}
}
function keyup(evt) {
if (evt.which == 17) {
controlled = false;
}
if (evt.which == 16) {
shifted = false;
}
}
function urldecode(str) {
return decodeURIComponent((str+'').replace(/\+/g, '%20'));
}
function initBeatSelector() {
for (var i = 0; i < drumInfos.length; i++) {
var di = drumInfos[i];
var opt = $("<option>");
if (i === drumInfo.which) {
opt.attr("selected", "selected");
}
opt.attr("value", i.toString());
opt.text(di.name);
$("#beat-selector").append(opt);
}
$("#beat-selector").change(
function() {
var val = $("#beat-selector option:selected").attr("value");
var which = parseInt(val);
setDrumBeat(which);
}
);
}
function initDrumInfos() {