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RecordRTC.js
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RecordRTC.js
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'use strict';
// Last time updated: 2016-05-19 7:33:42 AM UTC
// Open-Sourced: https://github.com/muaz-khan/RecordRTC
//--------------------------------------------------
// Muaz Khan - www.MuazKhan.com
// MIT License - www.WebRTC-Experiment.com/licence
//--------------------------------------------------
// ____________
// RecordRTC.js
/**
* {@link https://github.com/muaz-khan/RecordRTC|RecordRTC} is a JavaScript-based media-recording library for modern web-browsers (supporting WebRTC getUserMedia API). It is optimized for different devices and browsers to bring all client-side (pluginfree) recording solutions in single place.
* @summary JavaScript audio/video recording library runs top over WebRTC getUserMedia API.
* @license {@link https://github.com/muaz-khan/RecordRTC#license|MIT}
* @author {@link http://www.MuazKhan.com|Muaz Khan}
* @typedef RecordRTC
* @class
* @example
* var recordRTC = RecordRTC(mediaStream, {
* type: 'video' // audio or video or gif or canvas
* });
*
* // or, you can also use the "new" keyword
* var recordRTC = new RecordRTC(mediaStream[, config]);
* @see For further information:
* @see {@link https://github.com/muaz-khan/RecordRTC|RecordRTC Source Code}
* @param {MediaStream} mediaStream - MediaStream object fetched using getUserMedia API or generated using captureStreamUntilEnded or WebAudio API.
* @param {object} config - {type:"video", disableLogs: true, numberOfAudioChannels: 1, bufferSize: 0, sampleRate: 0, video: HTMLVideoElement, etc.}
*/
function RecordRTC(mediaStream, config) {
if (!mediaStream) {
throw 'MediaStream is mandatory.';
}
config = config || {
type: 'video'
};
config = new RecordRTCConfiguration(mediaStream, config);
// a reference to user's recordRTC object
var self = this;
function startRecording() {
if (!config.disableLogs) {
console.debug('started recording ' + config.type + ' stream.');
}
if (mediaRecorder) {
mediaRecorder.clearRecordedData();
mediaRecorder.resume();
if (self.recordingDuration) {
handleRecordingDuration();
}
return self;
}
initRecorder(function() {
if (self.recordingDuration) {
handleRecordingDuration();
}
});
return self;
}
function initRecorder(initCallback) {
if (initCallback) {
config.initCallback = function() {
initCallback();
initCallback = config.initCallback = null; // recordRTC.initRecorder should be call-backed once.
};
}
var Recorder = new GetRecorderType(mediaStream, config);
mediaRecorder = new Recorder(mediaStream, config);
mediaRecorder.record();
if (!config.disableLogs) {
console.debug('Initialized recorderType:', mediaRecorder.constructor.name, 'for output-type:', config.type);
}
}
function stopRecording(callback) {
if (!mediaRecorder) {
return console.warn(WARNING);
}
/*jshint validthis:true */
var recordRTC = this;
if (!config.disableLogs) {
console.warn('Stopped recording ' + config.type + ' stream.');
}
if (config.type !== 'gif') {
mediaRecorder.stop(_callback);
} else {
mediaRecorder.stop();
_callback();
}
function _callback() {
for (var item in mediaRecorder) {
if (self) {
self[item] = mediaRecorder[item];
}
if (recordRTC) {
recordRTC[item] = mediaRecorder[item];
}
}
var blob = mediaRecorder.blob;
if (callback) {
var url = URL.createObjectURL(blob);
callback(url);
}
if (blob && !config.disableLogs) {
console.debug(blob.type, '->', bytesToSize(blob.size));
}
if (!config.autoWriteToDisk) {
return;
}
getDataURL(function(dataURL) {
var parameter = {};
parameter[config.type + 'Blob'] = dataURL;
DiskStorage.Store(parameter);
});
}
}
function pauseRecording() {
if (!mediaRecorder) {
return console.warn(WARNING);
}
mediaRecorder.pause();
if (!config.disableLogs) {
console.debug('Paused recording.');
}
}
function resumeRecording() {
if (!mediaRecorder) {
return console.warn(WARNING);
}
// not all libs have this method yet
mediaRecorder.resume();
if (!config.disableLogs) {
console.debug('Resumed recording.');
}
}
function readFile(_blob) {
postMessage(new FileReaderSync().readAsDataURL(_blob));
}
function getDataURL(callback, _mediaRecorder) {
if (!callback) {
throw 'Pass a callback function over getDataURL.';
}
var blob = _mediaRecorder ? _mediaRecorder.blob : (mediaRecorder || {}).blob;
if (!blob) {
if (!config.disableLogs) {
console.warn('Blob encoder did not finish its job yet.');
}
setTimeout(function() {
getDataURL(callback, _mediaRecorder);
}, 1000);
return;
}
if (typeof Worker !== 'undefined' && !navigator.mozGetUserMedia) {
var webWorker = processInWebWorker(readFile);
webWorker.onmessage = function(event) {
callback(event.data);
};
webWorker.postMessage(blob);
} else {
var reader = new FileReader();
reader.readAsDataURL(blob);
reader.onload = function(event) {
callback(event.target.result);
};
}
function processInWebWorker(_function) {
var blob = URL.createObjectURL(new Blob([_function.toString(),
'this.onmessage = function (e) {' + _function.name + '(e.data);}'
], {
type: 'application/javascript'
}));
var worker = new Worker(blob);
URL.revokeObjectURL(blob);
return worker;
}
}
function handleRecordingDuration() {
setTimeout(function() {
stopRecording(self.onRecordingStopped);
}, self.recordingDuration);
}
var WARNING = 'It seems that "startRecording" is not invoked for ' + config.type + ' recorder.';
var mediaRecorder;
var returnObject = {
/**
* This method starts recording. It doesn't take any arguments.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.startRecording();
*/
startRecording: startRecording,
/**
* This method stops recording. It takes a single "callback" argument. It is suggested to get blob or URI in the callback to make sure all encoders finished their jobs.
* @param {function} callback - This callback function is invoked after completion of all encoding jobs.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function(videoURL) {
* video.src = videoURL;
* recordRTC.blob; recordRTC.buffer;
* });
*/
stopRecording: stopRecording,
/**
* This method pauses the recording process.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.pauseRecording();
*/
pauseRecording: pauseRecording,
/**
* This method resumes the recording process.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.resumeRecording();
*/
resumeRecording: resumeRecording,
/**
* This method initializes the recording process.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.initRecorder();
*/
initRecorder: initRecorder,
/**
* This method sets the recording duration.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.setRecordingDuration();
*/
setRecordingDuration: function(milliseconds, callback) {
if (typeof milliseconds === 'undefined') {
throw 'milliseconds is required.';
}
if (typeof milliseconds !== 'number') {
throw 'milliseconds must be a number.';
}
self.recordingDuration = milliseconds;
self.onRecordingStopped = callback || function() {};
return {
onRecordingStopped: function(callback) {
self.onRecordingStopped = callback;
}
};
},
/**
* This method can be used to clear/reset all the recorded data.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.clearRecordedData();
*/
clearRecordedData: function() {
if (!mediaRecorder) {
return console.warn(WARNING);
}
mediaRecorder.clearRecordedData();
if (!config.disableLogs) {
console.debug('Cleared old recorded data.');
}
},
/**
* It is equivalent to <code class="str">"recordRTC.blob"</code> property.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* var blob = recordRTC.getBlob();
*
* // equivalent to: recordRTC.blob property
* var blob = recordRTC.blob;
* });
*/
getBlob: function() {
if (!mediaRecorder) {
return console.warn(WARNING);
}
return mediaRecorder.blob;
},
/**
* This method returns the DataURL. It takes a single "callback" argument.
* @param {function} callback - DataURL is passed back over this callback.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* recordRTC.getDataURL(function(dataURL) {
* video.src = dataURL;
* });
* });
*/
getDataURL: getDataURL,
/**
* This method returns the Virutal/Blob URL. It doesn't take any arguments.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* video.src = recordRTC.toURL();
* });
*/
toURL: function() {
if (!mediaRecorder) {
return console.warn(WARNING);
}
return URL.createObjectURL(mediaRecorder.blob);
},
/**
* This method saves the blob/file to disk (by invoking save-as dialog). It takes a single (optional) argument i.e. FileName
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* recordRTC.save('file-name');
* });
*/
save: function(fileName) {
if (!mediaRecorder) {
return console.warn(WARNING);
}
invokeSaveAsDialog(mediaRecorder.blob, fileName);
},
/**
* This method gets a blob from indexed-DB storage. It takes a single "callback" argument.
* @method
* @memberof RecordRTC
* @instance
* @example
* recordRTC.getFromDisk(function(dataURL) {
* video.src = dataURL;
* });
*/
getFromDisk: function(callback) {
if (!mediaRecorder) {
return console.warn(WARNING);
}
RecordRTC.getFromDisk(config.type, callback);
},
/**
* This method appends an array of webp images to the recorded video-blob. It takes an "array" object.
* @type {Array.<Array>}
* @param {Array} arrayOfWebPImages - Array of webp images.
* @method
* @memberof RecordRTC
* @instance
* @example
* var arrayOfWebPImages = [];
* arrayOfWebPImages.push({
* duration: index,
* image: 'data:image/webp;base64,...'
* });
* recordRTC.setAdvertisementArray(arrayOfWebPImages);
*/
setAdvertisementArray: function(arrayOfWebPImages) {
config.advertisement = [];
var length = arrayOfWebPImages.length;
for (var i = 0; i < length; i++) {
config.advertisement.push({
duration: i,
image: arrayOfWebPImages[i]
});
}
},
/**
* It is equivalent to <code class="str">"recordRTC.getBlob()"</code> method.
* @property {Blob} blob - Recorded Blob can be accessed using this property.
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* var blob = recordRTC.blob;
*
* // equivalent to: recordRTC.getBlob() method
* var blob = recordRTC.getBlob();
* });
*/
blob: null,
/**
* @todo Add descriptions.
* @property {number} bufferSize - Either audio device's default buffer-size, or your custom value.
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* var bufferSize = recordRTC.bufferSize;
* });
*/
bufferSize: 0,
/**
* @todo Add descriptions.
* @property {number} sampleRate - Audio device's default sample rates.
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* var sampleRate = recordRTC.sampleRate;
* });
*/
sampleRate: 0,
/**
* @todo Add descriptions.
* @property {ArrayBuffer} buffer - Audio ArrayBuffer, supported only in Chrome.
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* var buffer = recordRTC.buffer;
* });
*/
buffer: null,
/**
* @todo Add descriptions.
* @property {DataView} view - Audio DataView, supported only in Chrome.
* @memberof RecordRTC
* @instance
* @example
* recordRTC.stopRecording(function() {
* var dataView = recordRTC.view;
* });
*/
view: null
};
if (!this) {
self = returnObject;
return returnObject;
}
// if someone wants to use RecordRTC with the "new" keyword.
for (var prop in returnObject) {
this[prop] = returnObject[prop];
}
self = this;
return returnObject;
}
/**
* This method can be used to get all recorded blobs from IndexedDB storage.
* @param {string} type - 'all' or 'audio' or 'video' or 'gif'
* @param {function} callback - Callback function to get all stored blobs.
* @method
* @memberof RecordRTC
* @example
* RecordRTC.getFromDisk('all', function(dataURL, type){
* if(type === 'audio') { }
* if(type === 'video') { }
* if(type === 'gif') { }
* });
*/
RecordRTC.getFromDisk = function(type, callback) {
if (!callback) {
throw 'callback is mandatory.';
}
console.log('Getting recorded ' + (type === 'all' ? 'blobs' : type + ' blob ') + ' from disk!');
DiskStorage.Fetch(function(dataURL, _type) {
if (type !== 'all' && _type === type + 'Blob' && callback) {
callback(dataURL);
}
if (type === 'all' && callback) {
callback(dataURL, _type.replace('Blob', ''));
}
});
};
/**
* This method can be used to store recorded blobs into IndexedDB storage.
* @param {object} options - {audio: Blob, video: Blob, gif: Blob}
* @method
* @memberof RecordRTC
* @example
* RecordRTC.writeToDisk({
* audio: audioBlob,
* video: videoBlob,
* gif : gifBlob
* });
*/
RecordRTC.writeToDisk = function(options) {
console.log('Writing recorded blob(s) to disk!');
options = options || {};
if (options.audio && options.video && options.gif) {
options.audio.getDataURL(function(audioDataURL) {
options.video.getDataURL(function(videoDataURL) {
options.gif.getDataURL(function(gifDataURL) {
DiskStorage.Store({
audioBlob: audioDataURL,
videoBlob: videoDataURL,
gifBlob: gifDataURL
});
});
});
});
} else if (options.audio && options.video) {
options.audio.getDataURL(function(audioDataURL) {
options.video.getDataURL(function(videoDataURL) {
DiskStorage.Store({
audioBlob: audioDataURL,
videoBlob: videoDataURL
});
});
});
} else if (options.audio && options.gif) {
options.audio.getDataURL(function(audioDataURL) {
options.gif.getDataURL(function(gifDataURL) {
DiskStorage.Store({
audioBlob: audioDataURL,
gifBlob: gifDataURL
});
});
});
} else if (options.video && options.gif) {
options.video.getDataURL(function(videoDataURL) {
options.gif.getDataURL(function(gifDataURL) {
DiskStorage.Store({
videoBlob: videoDataURL,
gifBlob: gifDataURL
});
});
});
} else if (options.audio) {
options.audio.getDataURL(function(audioDataURL) {
DiskStorage.Store({
audioBlob: audioDataURL
});
});
} else if (options.video) {
options.video.getDataURL(function(videoDataURL) {
DiskStorage.Store({
videoBlob: videoDataURL
});
});
} else if (options.gif) {
options.gif.getDataURL(function(gifDataURL) {
DiskStorage.Store({
gifBlob: gifDataURL
});
});
}
};
if (typeof module !== 'undefined' /* && !!module.exports*/ ) {
module.exports = RecordRTC;
}
if (typeof define === 'function' && define.amd) {
define('RecordRTC', [], function() {
return RecordRTC;
});
}
// __________________________
// RecordRTC-Configuration.js
/**
* {@link RecordRTCConfiguration} is an inner/private helper for {@link RecordRTC}.
* @summary It configures the 2nd parameter passed over {@link RecordRTC} and returns a valid "config" object.
* @license {@link https://github.com/muaz-khan/RecordRTC#license|MIT}
* @author {@link http://www.MuazKhan.com|Muaz Khan}
* @typedef RecordRTCConfiguration
* @class
* @example
* var options = RecordRTCConfiguration(mediaStream, options);
* @see {@link https://github.com/muaz-khan/RecordRTC|RecordRTC Source Code}
* @param {MediaStream} mediaStream - MediaStream object fetched using getUserMedia API or generated using captureStreamUntilEnded or WebAudio API.
* @param {object} config - {type:"video", disableLogs: true, numberOfAudioChannels: 1, bufferSize: 0, sampleRate: 0, video: HTMLVideoElement, getNativeBlob:true, etc.}
*/
function RecordRTCConfiguration(mediaStream, config) {
if (config.recorderType && !config.type) {
if (config.recorderType === WhammyRecorder || config.recorderType === CanvasRecorder) {
config.type = 'video';
} else if (config.recorderType === GifRecorder) {
config.type = 'gif';
} else if (config.recorderType === StereoAudioRecorder) {
config.type = 'audio';
} else if (config.recorderType === MediaStreamRecorder) {
if (mediaStream.getAudioTracks().length && mediaStream.getVideoTracks().length) {
config.type = 'video';
} else if (mediaStream.getAudioTracks().length && !mediaStream.getVideoTracks().length) {
config.type = 'audio';
} else if (!mediaStream.getAudioTracks().length && mediaStream.getVideoTracks().length) {
config.type = 'audio';
} else {
// config.type = 'UnKnown';
}
}
}
if (typeof MediaStreamRecorder !== 'undefined' && typeof MediaRecorder !== 'undefined' && 'requestData' in MediaRecorder.prototype) {
if (!config.mimeType) {
config.mimeType = 'video/webm';
}
if (!config.type) {
config.type = config.mimeType.split('/')[0];
}
if (!config.bitsPerSecond) {
// config.bitsPerSecond = 128000;
}
}
// consider default type=audio
if (!config.type) {
if (config.mimeType) {
config.type = config.mimeType.split('/')[0];
}
if (!config.type) {
config.type = 'audio';
}
}
return config;
}
// __________________
// GetRecorderType.js
/**
* {@link GetRecorderType} is an inner/private helper for {@link RecordRTC}.
* @summary It returns best recorder-type available for your browser.
* @license {@link https://github.com/muaz-khan/RecordRTC#license|MIT}
* @author {@link http://www.MuazKhan.com|Muaz Khan}
* @typedef GetRecorderType
* @class
* @example
* var RecorderType = GetRecorderType(options);
* var recorder = new RecorderType(options);
* @see {@link https://github.com/muaz-khan/RecordRTC|RecordRTC Source Code}
* @param {MediaStream} mediaStream - MediaStream object fetched using getUserMedia API or generated using captureStreamUntilEnded or WebAudio API.
* @param {object} config - {type:"video", disableLogs: true, numberOfAudioChannels: 1, bufferSize: 0, sampleRate: 0, video: HTMLVideoElement, etc.}
*/
function GetRecorderType(mediaStream, config) {
var recorder;
// StereoAudioRecorder can work with all three: Edge, Firefox and Chrome
// todo: detect if it is Edge, then auto use: StereoAudioRecorder
if (isChrome || isEdge || isOpera) {
// Media Stream Recording API has not been implemented in chrome yet;
// That's why using WebAudio API to record stereo audio in WAV format
recorder = StereoAudioRecorder;
}
if (typeof MediaRecorder !== 'undefined' && 'requestData' in MediaRecorder.prototype && !isChrome) {
recorder = MediaStreamRecorder;
}
// video recorder (in WebM format)
if (config.type === 'video' && (isChrome || isOpera)) {
recorder = WhammyRecorder;
}
// video recorder (in Gif format)
if (config.type === 'gif') {
recorder = GifRecorder;
}
// html2canvas recording!
if (config.type === 'canvas') {
recorder = CanvasRecorder;
}
if (isMediaRecorderCompatible() && recorder !== CanvasRecorder && recorder !== GifRecorder && typeof MediaRecorder !== 'undefined' && 'requestData' in MediaRecorder.prototype) {
if (mediaStream.getVideoTracks().length) {
recorder = MediaStreamRecorder;
}
}
if (config.recorderType) {
recorder = config.recorderType;
}
if (!config.disableLogs && !!recorder && !!recorder.name) {
console.debug('Using recorderType:', recorder.name || recorder.constructor.name);
}
return recorder;
}
// _____________
// MRecordRTC.js
/**
* MRecordRTC runs on top of {@link RecordRTC} to bring multiple recordings in a single place, by providing simple API.
* @summary MRecordRTC stands for "Multiple-RecordRTC".
* @license {@link https://github.com/muaz-khan/RecordRTC#license|MIT}
* @author {@link http://www.MuazKhan.com|Muaz Khan}
* @typedef MRecordRTC
* @class
* @example
* var recorder = new MRecordRTC();
* recorder.addStream(MediaStream);
* recorder.mediaType = {
* audio: true, // or StereoAudioRecorder or MediaStreamRecorder
* video: true, // or WhammyRecorder or MediaStreamRecorder
* gif: true // or GifRecorder
* };
* // mimeType is optional and should be set only in advance cases.
* recorder.mimeType = {
* audio: 'audio/wav',
* video: 'video/webm',
* gif: 'image/gif'
* };
* recorder.startRecording();
* @see For further information:
* @see {@link https://github.com/muaz-khan/RecordRTC/tree/master/MRecordRTC|MRecordRTC Source Code}
* @param {MediaStream} mediaStream - MediaStream object fetched using getUserMedia API or generated using captureStreamUntilEnded or WebAudio API.
*/
function MRecordRTC(mediaStream) {
/**
* This method attaches MediaStream object to {@link MRecordRTC}.
* @param {MediaStream} mediaStream - A MediaStream object, either fetched using getUserMedia API, or generated using captureStreamUntilEnded or WebAudio API.
* @method
* @memberof MRecordRTC
* @example
* recorder.addStream(MediaStream);
*/
this.addStream = function(_mediaStream) {
if (_mediaStream) {
mediaStream = _mediaStream;
}
};
/**
* This property can be used to set the recording type e.g. audio, or video, or gif, or canvas.
* @property {object} mediaType - {audio: true, video: true, gif: true}
* @memberof MRecordRTC
* @example
* var recorder = new MRecordRTC();
* recorder.mediaType = {
* audio: true, // TRUE or StereoAudioRecorder or MediaStreamRecorder
* video: true, // TRUE or WhammyRecorder or MediaStreamRecorder
* gif : true // TRUE or GifRecorder
* };
*/
this.mediaType = {
audio: true,
video: true
};
/**
* This method starts recording.
* @method
* @memberof MRecordRTC
* @example
* recorder.startRecording();
*/
this.startRecording = function() {
var mediaType = this.mediaType;
var recorderType;
var mimeType = this.mimeType || {
audio: null,
video: null,
gif: null
};
if (typeof mediaType.audio !== 'function' && isMediaRecorderCompatible() && mediaStream.getAudioTracks && !mediaStream.getAudioTracks().length) {
// Firefox supports both audio/video in single blob
mediaType.audio = false;
}
if (typeof mediaType.video !== 'function' && isMediaRecorderCompatible() && mediaStream.getVideoTracks && !mediaStream.getVideoTracks().length) {
// Firefox supports both audio/video in single blob
mediaType.video = false;
}
if (!mediaType.audio && !mediaType.video) {
throw 'MediaStream must have either audio or video tracks.';
}
if (!!mediaType.audio) {
recorderType = null;
if (typeof mediaType.audio === 'function') {
recorderType = mediaType.audio;
}
this.audioRecorder = new RecordRTC(mediaStream, {
type: 'audio',
bufferSize: this.bufferSize,
sampleRate: this.sampleRate,
numberOfAudioChannels: this.numberOfAudioChannels || 2,
disableLogs: this.disableLogs,
recorderType: recorderType,
mimeType: mimeType.audio
});
if (!mediaType.video) {
this.audioRecorder.startRecording();
}
}
if (!!mediaType.video) {
recorderType = null;
if (typeof mediaType.video === 'function') {
recorderType = mediaType.video;
}
var newStream = mediaStream;
if (isMediaRecorderCompatible() && !!mediaType.audio && typeof mediaType.audio === 'function') {
var videoTrack = mediaStream.getVideoTracks()[0];
if (!!navigator.mozGetUserMedia) {
newStream = new MediaStream();
newStream.addTrack(videoTrack);
if (recorderType && recorderType === WhammyRecorder) {
// Firefox does NOT support webp-encoding yet
recorderType = MediaStreamRecorder;
}
} else {
newStream = new MediaStream([videoTrack]);
}
}
this.videoRecorder = new RecordRTC(newStream, {
type: 'video',
video: this.video,
canvas: this.canvas,
frameInterval: this.frameInterval || 10,
disableLogs: this.disableLogs,
recorderType: recorderType,
mimeType: mimeType.video
});
if (!mediaType.audio) {
this.videoRecorder.startRecording();
}
}
if (!!mediaType.audio && !!mediaType.video) {
var self = this;
if (isMediaRecorderCompatible()) {
self.audioRecorder = null;
self.videoRecorder.startRecording();
} else {
self.videoRecorder.initRecorder(function() {
self.audioRecorder.initRecorder(function() {
// Both recorders are ready to record things accurately
self.videoRecorder.startRecording();
self.audioRecorder.startRecording();
});
});
}
}
if (!!mediaType.gif) {
recorderType = null;
if (typeof mediaType.gif === 'function') {
recorderType = mediaType.gif;
}
this.gifRecorder = new RecordRTC(mediaStream, {
type: 'gif',
frameRate: this.frameRate || 200,
quality: this.quality || 10,
disableLogs: this.disableLogs,
recorderType: recorderType,
mimeType: mimeType.gif
});
this.gifRecorder.startRecording();
}
};
/**
* This method stops recording.
* @param {function} callback - Callback function is invoked when all encoders finished their jobs.
* @method
* @memberof MRecordRTC
* @example
* recorder.stopRecording(function(recording){
* var audioBlob = recording.audio;
* var videoBlob = recording.video;
* var gifBlob = recording.gif;
* });
*/
this.stopRecording = function(callback) {
callback = callback || function() {};
if (this.audioRecorder) {
this.audioRecorder.stopRecording(function(blobURL) {
callback(blobURL, 'audio');
});
}
if (this.videoRecorder) {
this.videoRecorder.stopRecording(function(blobURL) {
callback(blobURL, 'video');
});
}
if (this.gifRecorder) {
this.gifRecorder.stopRecording(function(blobURL) {
callback(blobURL, 'gif');
});
}
};
/**
* This method pauses recording.
* @method
* @memberof MRecordRTC
* @example
* recorder.pauseRecording();
*/
this.pauseRecording = function() {
if (this.audioRecorder) {