| <!DOCTYPE html> |
| <html lang="en"> |
| <head> |
| <meta charset="utf-8"> |
| <title>JSDoc: Source: options/audio.js</title> |
|
|
| <script src="scripts/prettify/prettify.js"> </script> |
| <script src="scripts/prettify/lang-css.js"> </script> |
| |
| |
| |
| <link type="text/css" rel="stylesheet" href="styles/prettify-tomorrow.css"> |
| <link type="text/css" rel="stylesheet" href="styles/jsdoc-default.css"> |
| </head> |
|
|
| <body> |
|
|
| <div id="main"> |
|
|
| <h1 class="page-title">Source: options/audio.js</h1> |
|
|
| |
|
|
|
|
| |
| <section> |
| <article> |
| <pre class="prettyprint source linenums"><code>/*jshint node:true*/ |
| 'use strict'; |
|
|
| var utils = require('../utils'); |
|
|
|
|
| /* |
| *! Audio-related methods |
| */ |
|
|
| module.exports = function(proto) { |
| /** |
| * Disable audio in the output |
| * |
| * @method FfmpegCommand#noAudio |
| * @category Audio |
| * @aliases withNoAudio |
| * @return FfmpegCommand |
| */ |
| proto.withNoAudio = |
| proto.noAudio = function() { |
| this._currentOutput.audio.clear(); |
| this._currentOutput.audioFilters.clear(); |
| this._currentOutput.audio('-an'); |
|
|
| return this; |
| }; |
|
|
|
|
| /** |
| * Specify audio codec |
| * |
| * @method FfmpegCommand#audioCodec |
| * @category Audio |
| * @aliases withAudioCodec |
| * |
| * @param {String} codec audio codec name |
| * @return FfmpegCommand |
| */ |
| proto.withAudioCodec = |
| proto.audioCodec = function(codec) { |
| this._currentOutput.audio('-acodec', codec); |
|
|
| return this; |
| }; |
|
|
|
|
| /** |
| * Specify audio bitrate |
| * |
| * @method FfmpegCommand#audioBitrate |
| * @category Audio |
| * @aliases withAudioBitrate |
| * |
| * @param {String|Number} bitrate audio bitrate in kbps (with an optional 'k' suffix) |
| * @return FfmpegCommand |
| */ |
| proto.withAudioBitrate = |
| proto.audioBitrate = function(bitrate) { |
| this._currentOutput.audio('-b:a', ('' + bitrate).replace(/k?$/, 'k')); |
| return this; |
| }; |
|
|
|
|
| /** |
| * Specify audio channel count |
| * |
| * @method FfmpegCommand#audioChannels |
| * @category Audio |
| * @aliases withAudioChannels |
| * |
| * @param {Number} channels channel count |
| * @return FfmpegCommand |
| */ |
| proto.withAudioChannels = |
| proto.audioChannels = function(channels) { |
| this._currentOutput.audio('-ac', channels); |
| return this; |
| }; |
|
|
|
|
| /** |
| * Specify audio frequency |
| * |
| * @method FfmpegCommand#audioFrequency |
| * @category Audio |
| * @aliases withAudioFrequency |
| * |
| * @param {Number} freq audio frequency in Hz |
| * @return FfmpegCommand |
| */ |
| proto.withAudioFrequency = |
| proto.audioFrequency = function(freq) { |
| this._currentOutput.audio('-ar', freq); |
| return this; |
| }; |
|
|
|
|
| /** |
| * Specify audio quality |
| * |
| * @method FfmpegCommand#audioQuality |
| * @category Audio |
| * @aliases withAudioQuality |
| * |
| * @param {Number} quality audio quality factor |
| * @return FfmpegCommand |
| */ |
| proto.withAudioQuality = |
| proto.audioQuality = function(quality) { |
| this._currentOutput.audio('-aq', quality); |
| return this; |
| }; |
|
|
|
|
| /** |
| * Specify custom audio filter(s) |
| * |
| * Can be called both with one or many filters, or a filter array. |
| * |
| * @example |
| * command.audioFilters('filter1'); |
| * |
| * @example |
| * command.audioFilters('filter1', 'filter2=param1=value1:param2=value2'); |
| * |
| * @example |
| * command.audioFilters(['filter1', 'filter2']); |
| * |
| * @example |
| * command.audioFilters([ |
| * { |
| * filter: 'filter1' |
| * }, |
| * { |
| * filter: 'filter2', |
| * options: 'param=value:param=value' |
| * } |
| * ]); |
| * |
| * @example |
| * command.audioFilters( |
| * { |
| * filter: 'filter1', |
| * options: ['value1', 'value2'] |
| * }, |
| * { |
| * filter: 'filter2', |
| * options: { param1: 'value1', param2: 'value2' } |
| * } |
| * ); |
| * |
| * @method FfmpegCommand#audioFilters |
| * @aliases withAudioFilter,withAudioFilters,audioFilter |
| * @category Audio |
| * |
| * @param {...String|String[]|Object[]} filters audio filter strings, string array or |
| * filter specification array, each with the following properties: |
| * @param {String} filters.filter filter name |
| * @param {String|String[]|Object} [filters.options] filter option string, array, or object |
| * @return FfmpegCommand |
| */ |
| proto.withAudioFilter = |
| proto.withAudioFilters = |
| proto.audioFilter = |
| proto.audioFilters = function(filters) { |
| if (arguments.length > 1) { |
| filters = [].slice.call(arguments); |
| } |
|
|
| if (!Array.isArray(filters)) { |
| filters = [filters]; |
| } |
|
|
| this._currentOutput.audioFilters(utils.makeFilterStrings(filters)); |
| return this; |
| }; |
| }; |
| </code></pre> |
| </article> |
| </section> |
|
|
|
|
|
|
|
|
| </div> |
|
|
| <nav> |
| <h2><a href="index.html">Index</a></h2><ul><li><a href="index.html#installation">Installation</a></li><ul></ul><li><a href="index.html#usage">Usage</a></li><ul><li><a href="index.html#prerequisites">Prerequisites</a></li><li><a href="index.html#creating-an-ffmpeg-command">Creating an FFmpeg command</a></li><li><a href="index.html#specifying-inputs">Specifying inputs</a></li><li><a href="index.html#input-options">Input options</a></li><li><a href="index.html#audio-options">Audio options</a></li><li><a href="index.html#video-options">Video options</a></li><li><a href="index.html#video-frame-size-options">Video frame size options</a></li><li><a href="index.html#specifying-multiple-outputs">Specifying multiple outputs</a></li><li><a href="index.html#output-options">Output options</a></li><li><a href="index.html#miscellaneous-options">Miscellaneous options</a></li><li><a href="index.html#setting-event-handlers">Setting event handlers</a></li><li><a href="index.html#starting-ffmpeg-processing">Starting FFmpeg processing</a></li><li><a href="index.html#controlling-the-ffmpeg-process">Controlling the FFmpeg process</a></li><li><a href="index.html#reading-video-metadata">Reading video metadata</a></li><li><a href="index.html#querying-ffmpeg-capabilities">Querying ffmpeg capabilities</a></li><li><a href="index.html#cloning-an-ffmpegcommand">Cloning an FfmpegCommand</a></li></ul><li><a href="index.html#contributing">Contributing</a></li><ul><li><a href="index.html#code-contributions">Code contributions</a></li><li><a href="index.html#documentation-contributions">Documentation contributions</a></li><li><a href="index.html#updating-the-documentation">Updating the documentation</a></li><li><a href="index.html#running-tests">Running tests</a></li></ul><li><a href="index.html#main-contributors">Main contributors</a></li><ul></ul><li><a href="index.html#license">License</a></li><ul></ul></ul><h3>Classes</h3><ul><li><a href="FfmpegCommand.html">FfmpegCommand</a></li><ul><li> <a href="FfmpegCommand.html#audio-methods">Audio methods</a></li><li> <a href="FfmpegCommand.html#capabilities-methods">Capabilities methods</a></li><li> <a href="FfmpegCommand.html#custom-options-methods">Custom options methods</a></li><li> <a href="FfmpegCommand.html#input-methods">Input methods</a></li><li> <a href="FfmpegCommand.html#metadata-methods">Metadata methods</a></li><li> <a href="FfmpegCommand.html#miscellaneous-methods">Miscellaneous methods</a></li><li> <a href="FfmpegCommand.html#other-methods">Other methods</a></li><li> <a href="FfmpegCommand.html#output-methods">Output methods</a></li><li> <a href="FfmpegCommand.html#processing-methods">Processing methods</a></li><li> <a href="FfmpegCommand.html#video-methods">Video methods</a></li><li> <a href="FfmpegCommand.html#video-size-methods">Video size methods</a></li></ul></ul> |
| </nav> |
|
|
| <br clear="both"> |
|
|
| <footer> |
| Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-alpha5</a> on Tue Jul 08 2014 21:22:19 GMT+0200 (CEST) |
| </footer> |
|
|
| <script> prettyPrint(); </script> |
| <script src="scripts/linenumber.js"> </script> |
| </body> |
| </html> |
|
|
