新增自定义ssr订阅地址
修改http→https
This commit is contained in:
219
web/js/recordmp3.js
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219
web/js/recordmp3.js
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@@ -0,0 +1,219 @@
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(function(window){
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var WORKER_PATH = '/js/recorderWorker.js';
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var encoderWorker = new Worker('/js/mp3Worker.js');
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var Recorder = function(source, cfg){
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var config = cfg || {};
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var bufferLen = config.bufferLen || 4096;
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var numChannels = config.numChannels || 2;
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this.context = source.context;
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this.node = (this.context.createScriptProcessor ||
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this.context.createJavaScriptNode).call(this.context,
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bufferLen, numChannels, numChannels);
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var worker = new Worker(config.workerPath || WORKER_PATH);
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worker.postMessage({
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command: 'init',
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config: {
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sampleRate: this.context.sampleRate,
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numChannels: numChannels
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}
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});
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var recording = false,
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currCallback;
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this.node.onaudioprocess = function(e){
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if (!recording) return;
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var buffer = [];
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for (var channel = 0; channel < numChannels; channel++){
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buffer.push(e.inputBuffer.getChannelData(channel));
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}
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worker.postMessage({
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command: 'record',
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buffer: buffer
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});
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}
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this.configure = function(cfg){
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for (var prop in cfg){
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if (cfg.hasOwnProperty(prop)){
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config[prop] = cfg[prop];
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}
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}
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}
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this.record = function(){
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recording = true;
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}
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this.stop = function(){
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recording = false;
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}
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this.clear = function(){
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worker.postMessage({ command: 'clear' });
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}
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this.getBuffer = function(cb) {
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currCallback = cb || config.callback;
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worker.postMessage({ command: 'getBuffer' })
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}
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this.exportWAV = function(cb, type){
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currCallback = cb || config.callback;
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type = type || config.type || 'audio/wav';
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if (!currCallback) throw new Error('Callback not set');
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worker.postMessage({
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command: 'exportWAV',
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type: type
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});
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}
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//Mp3 conversion
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worker.onmessage = function(e){
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var blob = e.data;
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//console.log("the blob " + blob + " " + blob.size + " " + blob.type);
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var arrayBuffer;
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var fileReader = new FileReader();
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fileReader.onload = function(){
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arrayBuffer = this.result;
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var buffer = new Uint8Array(arrayBuffer),
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data = parseWav(buffer);
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console.log(data);
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console.log("Converting to Mp3");
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//log.innerHTML += "\n" + "Converting to Mp3";
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encoderWorker.postMessage({ cmd: 'init', config:{
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mode : 3,
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channels:1,
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samplerate: data.sampleRate,
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bitrate: data.bitsPerSample
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}});
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encoderWorker.postMessage({ cmd: 'encode', buf: Uint8ArrayToFloat32Array(data.samples) });
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encoderWorker.postMessage({ cmd: 'finish'});
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encoderWorker.onmessage = function(e) {
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if (e.data.cmd == 'data') {
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console.log("Done converting to Mp3");
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//log.innerHTML += "\n" + "Done converting to Mp3";
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/*var audio = new Audio();
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audio.src = 'data:audio/mp3;base64,'+encode64(e.data.buf);
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audio.play();*/
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//console.log ("The Mp3 data " + e.data.buf);
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var mp3Blob = new Blob([new Uint8Array(e.data.buf)], {type: 'audio/mp3'});
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uploadAudio(mp3Blob);
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var url = 'data:audio/mp3;base64,'+encode64(e.data.buf);
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var li = document.createElement('li');
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var au = document.createElement('audio');
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var hf = document.createElement('a');
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au.controls = true;
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au.src = url;
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hf.href = url;
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hf.download = 'audio_recording_' + new Date().getTime() + '.mp3';
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hf.innerHTML = hf.download;
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li.appendChild(au);
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li.appendChild(hf);
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recordingslist.appendChild(li);
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}
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};
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};
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fileReader.readAsArrayBuffer(blob);
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currCallback(blob);
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}
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function encode64(buffer) {
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var binary = '',
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bytes = new Uint8Array( buffer ),
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len = bytes.byteLength;
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for (var i = 0; i < len; i++) {
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binary += String.fromCharCode( bytes[ i ] );
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}
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return window.btoa( binary );
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}
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function parseWav(wav) {
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function readInt(i, bytes) {
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var ret = 0,
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shft = 0;
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while (bytes) {
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ret += wav[i] << shft;
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shft += 8;
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i++;
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bytes--;
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}
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return ret;
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}
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if (readInt(20, 2) != 1) throw 'Invalid compression code, not PCM';
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if (readInt(22, 2) != 1) throw 'Invalid number of channels, not 1';
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return {
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sampleRate: readInt(24, 4),
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bitsPerSample: readInt(34, 2),
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samples: wav.subarray(44)
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};
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}
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function Uint8ArrayToFloat32Array(u8a){
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var f32Buffer = new Float32Array(u8a.length);
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for (var i = 0; i < u8a.length; i++) {
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var value = u8a[i<<1] + (u8a[(i<<1)+1]<<8);
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if (value >= 0x8000) value |= ~0x7FFF;
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f32Buffer[i] = value / 0x8000;
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}
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return f32Buffer;
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}
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function uploadAudio(mp3Data){
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var reader = new FileReader();
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reader.onload = function(event){
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var fd = new FormData();
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var mp3Name = encodeURIComponent('audio_recording_' + new Date().getTime() + '.mp3');
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console.log("mp3name = " + mp3Name);
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fd.append('fname', mp3Name);
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fd.append('data', event.target.result);
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$.ajax({
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type: 'POST',
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url: 'upload.php',
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data: fd,
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processData: false,
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contentType: false
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}).done(function(data) {
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//console.log(data);
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log.innerHTML += "\n" + data;
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});
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};
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reader.readAsDataURL(mp3Data);
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}
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source.connect(this.node);
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this.node.connect(this.context.destination); //this should not be necessary
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};
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/*Recorder.forceDownload = function(blob, filename){
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console.log("Force download");
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var url = (window.URL || window.webkitURL).createObjectURL(blob);
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var link = window.document.createElement('a');
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link.href = url;
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link.download = filename || 'output.wav';
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var click = document.createEvent("Event");
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click.initEvent("click", true, true);
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link.dispatchEvent(click);
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}*/
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window.Recorder = Recorder;
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})(window);
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