Copy audio-related files into js/ instead of symlinking them (#1456)
This adds a new copy:deps task into the overall default task, and it needs to be run before running the product for the first time, and after upgrading audio-related deps. FREEBIE
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3 changed files with 46801 additions and 4 deletions
13
Gruntfile.js
13
Gruntfile.js
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@ -126,6 +126,15 @@ module.exports = function(grunt) {
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]
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},
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copy: {
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deps: {
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files: [{
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src: 'components/mp3lameencoder/lib/Mp3LameEncoder.js',
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dest: 'js/Mp3LameEncoder.min.js'
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}, {
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src: 'components/webaudiorecorder/lib/WebAudioRecorderMp3.js',
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dest: 'js/WebAudioRecorderMp3.js'
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}],
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},
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res: {
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files: [{ expand: true, dest: 'dist/', src: ['<%= dist.res %>'] }],
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},
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@ -491,9 +500,9 @@ module.exports = function(grunt) {
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grunt.registerTask('tx', ['exec:tx-pull', 'locale-patch']);
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grunt.registerTask('dev', ['default', 'connect', 'watch']);
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grunt.registerTask('test', ['jshint', 'jscs', 'unit-tests']);
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grunt.registerTask('copy_dist', ['gitinfo', 'copy']);
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grunt.registerTask('copy_dist', ['gitinfo', 'copy:res', 'copy:src']);
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grunt.registerTask('date', ['gitinfo', 'getExpireTime']);
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grunt.registerTask('prep-release', ['gitinfo', 'clean-release', 'fetch-release']);
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grunt.registerTask('default', ['concat', 'sass', 'date']);
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grunt.registerTask('default', ['concat', 'copy:deps', 'sass', 'date']);
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};
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1
js/Mp3LameEncoder.min.js
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1
js/Mp3LameEncoder.min.js
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@ -1 +0,0 @@
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../components/mp3lameencoder/lib/Mp3LameEncoder.js
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46699
js/Mp3LameEncoder.min.js
vendored
Normal file
46699
js/Mp3LameEncoder.min.js
vendored
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File diff suppressed because one or more lines are too long
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@ -1 +0,0 @@
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../components/webaudiorecorder/lib/WebAudioRecorderMp3.js
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91
js/WebAudioRecorderMp3.js
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91
js/WebAudioRecorderMp3.js
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@ -0,0 +1,91 @@
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importScripts("Mp3LameEncoder.min.js");
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var NUM_CH = 2, // constant
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sampleRate = 44100,
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options = undefined,
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maxBuffers = undefined,
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encoder = undefined,
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recBuffers = undefined,
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bufferCount = 0;
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function error(message) {
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self.postMessage({ command: "error", message: "mp3: " + message });
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}
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function init(data) {
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if (data.config.numChannels === NUM_CH) {
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sampleRate = data.config.sampleRate;
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options = data.options;
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} else
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error("numChannels must be " + NUM_CH);
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};
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function setOptions(opt) {
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if (encoder || recBuffers)
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error("cannot set options during recording");
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else
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options = opt;
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}
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function start(bufferSize) {
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maxBuffers = Math.ceil(options.timeLimit * sampleRate / bufferSize);
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if (options.encodeAfterRecord)
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recBuffers = [];
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else
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encoder = new Mp3LameEncoder(sampleRate, options.mp3.bitRate);
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}
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function record(buffer) {
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if (bufferCount++ < maxBuffers)
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if (encoder)
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encoder.encode(buffer);
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else
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recBuffers.push(buffer);
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else
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self.postMessage({ command: "timeout" });
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};
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function postProgress(progress) {
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self.postMessage({ command: "progress", progress: progress });
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};
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function finish() {
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if (recBuffers) {
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postProgress(0);
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encoder = new Mp3LameEncoder(sampleRate, options.mp3.bitRate);
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var timeout = Date.now() + options.progressInterval;
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while (recBuffers.length > 0) {
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encoder.encode(recBuffers.shift());
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var now = Date.now();
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if (now > timeout) {
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postProgress((bufferCount - recBuffers.length) / bufferCount);
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timeout = now + options.progressInterval;
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}
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}
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postProgress(1);
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}
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self.postMessage({
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command: "complete",
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blob: encoder.finish(options.mp3.mimeType)
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});
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cleanup();
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};
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function cleanup() {
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encoder = recBuffers = undefined;
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bufferCount = 0;
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}
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self.onmessage = function(event) {
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var data = event.data;
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switch (data.command) {
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case "init": init(data); break;
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case "options": setOptions(data.options); break;
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case "start": start(data.bufferSize); break;
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case "record": record(data.buffer); break;
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case "finish": finish(); break;
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case "cancel": cleanup();
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}
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};
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self.postMessage({ command: "loaded" });
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