diff options
Diffstat (limited to 'static/webcam')
| -rw-r--r-- | static/webcam/close.gif | bin | 0 -> 102 bytes | |||
| -rw-r--r-- | static/webcam/shutter.mp3 | bin | 0 -> 13624 bytes | |||
| -rw-r--r-- | static/webcam/webcam.js | 231 | ||||
| -rw-r--r-- | static/webcam/webcam.swf | bin | 0 -> 6932 bytes |
4 files changed, 231 insertions, 0 deletions
diff --git a/static/webcam/close.gif b/static/webcam/close.gif Binary files differnew file mode 100644 index 0000000..679ca2a --- /dev/null +++ b/static/webcam/close.gif diff --git a/static/webcam/shutter.mp3 b/static/webcam/shutter.mp3 Binary files differnew file mode 100644 index 0000000..16df2b3 --- /dev/null +++ b/static/webcam/shutter.mp3 diff --git a/static/webcam/webcam.js b/static/webcam/webcam.js new file mode 100644 index 0000000..9829fd7 --- /dev/null +++ b/static/webcam/webcam.js @@ -0,0 +1,231 @@ +/* JPEGCam v1.0.8 */ +/* Webcam library for capturing JPEG images and submitting to a server */ +/* Copyright (c) 2008 - 2009 Joseph Huckaby <jhuckaby@goldcartridge.com> */ +/* Licensed under the GNU Lesser Public License */ +/* http://www.gnu.org/licenses/lgpl.html */ + +/* Usage: + <script language="JavaScript"> + document.write( webcam.get_html(320, 240) ); + webcam.set_api_url( 'test.php' ); + webcam.set_hook( 'onComplete', 'my_callback_function' ); + function my_callback_function(response) { + alert("Success! PHP returned: " + response); + } + </script> + <a href="javascript:void(webcam.snap())">Take Snapshot</a> +*/ + +// Everything is under a 'webcam' Namespace +window.webcam = { + version: '1.0.8', + + // globals + ie: !!navigator.userAgent.match(/MSIE/), + protocol: location.protocol.match(/https/i) ? 'https' : 'http', + callback: null, // user callback for completed uploads + swf_url: 'webcam.swf', // URI to webcam.swf movie (defaults to cwd) + shutter_url: 'shutter.mp3', // URI to shutter.mp3 sound + api_url: '', // URL to upload script + loaded: false, // true when webcam movie finishes loading + quality: 90, // JPEG quality (1 - 100) + shutter_sound: true, // shutter sound effect on/off + hooks: { + onLoad: null, + onComplete: null, + onError: null + }, // callback hook functions + + init: function(){ + webcam.set_api_url( '/upload' ); + webcam.set_swf_url('/static/webcam/webcam.swf') + webcam.set_quality( 90 ); + webcam.set_shutter_sound(false); + webcam.set_hook('onComplete', webcam.uploadCompleted ); + $("#webcam-button-upload").click(webcam.show); + $("#webcam-button-snap").click(webcam.takePicture) + }, + + uploadCompleted: function(){ + $("#webcam-button-snap").attr("value", "Send Pic") + webcam.reset(); + }, + + takePicture: function(){ + webcam.set_form_data({"room": Room}) + $("#webcam-button-snap").attr("value", "Sending...") + webcam.snap() + }, + + show: function() { + var closeHtml = '<img src="/static/webcam/close.gif" onclick="webcam.hide()" id="webcam-button-close" />' + var camHtml = '<div id="webcam-preview">' + webcam.get_html(320, 240) + closeHtml + "</div>" + $("body").append(camHtml) + $("#webcam-button-upload").addClass("invisible") + $("#webcam-button-snap").removeClass("invisible") + blinkStart() + }, + + hide: function() { + $("#webcam-button-snap").addClass("invisible") + $("#webcam-button-upload").removeClass("invisible") + blinkStop() + $("#webcam-preview").remove() + }, + + set_hook: function(name, callback) { + // set callback hook + // supported hooks: onLoad, onComplete, onError + if (typeof(this.hooks[name]) == 'undefined') + return alert("Hook type not supported: " + name); + + this.hooks[name] = callback; + }, + + fire_hook: function(name, value) { + // fire hook callback, passing optional value to it + if (this.hooks[name]) { + if (typeof(this.hooks[name]) == 'function') { + // callback is function reference, call directly + this.hooks[name](value); + } + else if (typeof(this.hooks[name]) == 'array') { + // callback is PHP-style object instance method + this.hooks[name][0][this.hooks[name][1]](value); + } + else if (window[this.hooks[name]]) { + // callback is global function name + window[ this.hooks[name] ](value); + } + return true; + } + return false; // no hook defined + }, + + set_api_url: function(url) { + // set location of upload API script + this.api_url = url; + }, + + set_swf_url: function(url) { + // set location of SWF movie (defaults to webcam.swf in cwd) + this.swf_url = url; + }, + + get_html: function(width, height, server_width, server_height) { + // Return HTML for embedding webcam capture movie + // Specify pixel width and height (640x480, 320x240, etc.) + // Server width and height are optional, and default to movie width/height + if (!server_width) server_width = width; + if (!server_height) server_height = height; + + var html = ''; + var flashvars = 'shutter_enabled=' + (this.shutter_sound ? 1 : 0) + + '&shutter_url=' + escape(this.shutter_url) + + '&width=' + width + + '&height=' + height + + '&server_width=' + server_width + + '&server_height=' + server_height; + + if (this.ie) { + html += '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="'+this.protocol+'://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="'+width+'" height="'+height+'" id="webcam_movie" align="middle"><param name="allowScriptAccess" value="always" /><param name="allowFullScreen" value="false" /><param name="movie" value="'+this.swf_url+'" /><param name="loop" value="false" /><param name="menu" value="false" /><param name="quality" value="best" /><param name="bgcolor" value="#ffffff" /><param name="flashvars" value="'+flashvars+'"/></object>'; + } + else { + html += '<embed id="webcam_movie" src="'+this.swf_url+'" loop="false" menu="false" quality="best" bgcolor="#ffffff" width="'+width+'" height="'+height+'" name="webcam_movie" align="middle" allowScriptAccess="always" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" flashvars="'+flashvars+'" />'; + } + + this.loaded = false; + return html; + }, + + get_movie: function() { + // get reference to movie object/embed in DOM + if (!this.loaded) return alert("ERROR: Movie is not loaded yet"); + var movie = document.getElementById('webcam_movie'); + if (!movie) alert("ERROR: Cannot locate movie 'webcam_movie' in DOM"); + return movie; + }, + + snap: function(url, callback) { + // take snapshot and send to server + // specify fully-qualified URL to server API script + // and callback function (string or function object) + if (callback) this.set_hook('onComplete', callback); + if (url) this.set_api_url(url); + + this.get_movie()._snap( this.api_url, this.quality, this.shutter_sound ? 1 : 0 ); + }, + + set_form_data: function(form_data) { + this.get_movie()._set_form_data(form_data); + }, + + freeze: function() { + // freeze webcam image (capture but do not upload) + this.get_movie()._snap('', this.quality, this.shutter_sound ? 1 : 0 ); + }, + + upload: function(url, callback) { + // upload image to server after taking snapshot + // specify fully-qualified URL to server API script + // and callback function (string or function object) + if (callback) this.set_hook('onComplete', callback); + if (url) this.set_api_url(url); + + this.get_movie()._upload( this.api_url ); + }, + + reset: function() { + // reset movie after taking snapshot + this.get_movie()._reset(); + }, + + configure: function(panel) { + // open flash configuration panel -- specify tab name: + // "camera", "privacy", "default", "localStorage", "microphone", "settingsManager" + if (!panel) panel = "camera"; + this.get_movie()._configure(panel); + }, + + set_quality: function(new_quality) { + // set the JPEG quality (1 - 100) + // default is 90 + this.quality = new_quality; + }, + + set_shutter_sound: function(enabled, url) { + // enable or disable the shutter sound effect + // defaults to enabled + this.shutter_sound = enabled; + this.shutter_url = url ? url : 'shutter.mp3'; + }, + + flash_notify: function(type, msg) { + // receive notification from flash about event + switch (type) { + case 'flashLoadComplete': + // movie loaded successfully + this.loaded = true; + this.fire_hook('onLoad'); + break; + + case 'error': + // HTTP POST error most likely + if (!this.fire_hook('onError', msg)) { + alert("JPEGCam Flash Error: " + msg); + } + break; + + case 'success': + // upload complete, execute user callback function + // and pass raw API script results to function + this.fire_hook('onComplete', msg.toString()); + break; + + default: + // catch-all, just in case + alert("jpegcam flash_notify: " + type + ": " + msg); + break; + } + } +}; diff --git a/static/webcam/webcam.swf b/static/webcam/webcam.swf Binary files differnew file mode 100644 index 0000000..9285dc9 --- /dev/null +++ b/static/webcam/webcam.swf |
