audio-buffer-list - npm Package Compare versions

Comparing version 1.3.1 to 1.3.2

index.js

@@ -99,2 +99,3 @@ /**
 
+  //shortcut single buffer preserving subarraying
   if (this._bufs.length === 1) return this._bufs[0].getChannelData(channel)
@@ -398,5 +399,20 @@
 //return new buffer by mapping it
-AudioBufferList.prototype.map = function map (fn) {
-  return new AudioBufferList(this._bufs.map(fn))
+AudioBufferList.prototype.map = function map (fn, from, to) {
+  let before, after, middle
+  if (from != null) {
+    before = this.shallowSlice(0, from)
+  }
+  if (to != null) {
+    after = this.shallowSlice(to)
+  }
+  if (before || after) middle = this.shallowSlice(from, to)
+  else middle = this
+
+  middle._bufs = middle._bufs.map(fn)
+
+  if (before) middle = before.append(middle)
+  if (after) middle = middle.append(after)
+
+  return middle
 }
 

package.json

 {
   "name": "audio-buffer-list",
-  "version": "1.3.1",
+  "version": "1.3.2",
   "description": "Data structure for sequence of AudioBuffers",
@@ -5,0 +5,0 @@ "main": "index.js",

readme.md

@@ -43,5 +43,5 @@ # audio-buffer-list [![Build Status](https://travis-ci.org/audiojs/audio-buffer-list.svg?branch=master)](https://travis-ci.org/audiojs/audio-buffer-list) [![experimental](http://badges.github.io/stability-badges/dist/experimental.svg)](http://github.com/badges/stability-badges)
 
-### `list.map((buffer, index) => buffer)`
+### `list.map((buffer, index) => buffer, from=0, to=-0)`
 
-Create new list by mapping every buffer.
+Create new list by mapping every buffer. Optionally pass offsets `from` and `to` to map only subset.
 
@@ -48,0 +48,0 @@

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Improved metrics

Total package byte prevSize

18325

increased by2.69%

Lines of code

376

increased by3.58%

No dependency changes