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		<id>http://fileformats.archiveteam.org/index.php?action=history&amp;feed=atom&amp;title=WMA_Lossless</id>
		<title>WMA Lossless - Revision history</title>
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		<updated>2026-05-13T09:27:38Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=WMA_Lossless&amp;diff=23240&amp;oldid=prev</id>
		<title>Jsummers: /* Conversion */</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=WMA_Lossless&amp;diff=23240&amp;oldid=prev"/>
				<updated>2015-08-29T18:23:38Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Conversion&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
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				&lt;col class='diff-content' /&gt;
			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 18:23, 29 August 2015&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 25:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 25:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;=== Conversion ===&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;=== Conversion ===&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;http://ffmpeg.org/download.html &lt;/del&gt;FFmpeg] (cross-platform, open source)&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[&lt;/ins&gt;FFmpeg&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;]&lt;/ins&gt;] (cross-platform, open source)&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;=== Playback ===&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;=== Playback ===&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Jsummers</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=WMA_Lossless&amp;diff=15364&amp;oldid=prev</id>
		<title>Dan Tobias: /* Description */</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=WMA_Lossless&amp;diff=15364&amp;oldid=prev"/>
				<updated>2013-12-28T19:13:15Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Description&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
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				&lt;col class='diff-content' /&gt;
			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 19:13, 28 December 2013&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 7:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 7:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Description ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Description ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Windows Media Audio Lossless is a proprietary lossless audio codec created by Microsoft. It is one of the four codecs supported by the Windows Media Audio Encoder.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;'''&lt;/ins&gt;Windows Media Audio Lossless&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;''' &lt;/ins&gt;is a proprietary lossless audio codec created by Microsoft &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;as a variant on the (lossy) [[WMA]] format&lt;/ins&gt;. It is one of the four codecs supported by the Windows Media Audio Encoder.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;While the format specification has never been publicly released, it has been reverse-engineered and both ffmpeg and libav support the format to some degree.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;While the format specification has never been publicly released, it has been reverse-engineered and both ffmpeg and libav support the format to some degree.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=WMA_Lossless&amp;diff=8715&amp;oldid=prev</id>
		<title>Halftheisland: Created page with &quot;{{FormatInfo |formattype=electronic |subcat=Audio and Music |extensions={{ext|wma}} }}  == Description ==  Windows Media Audio Lossless is a proprietary lossless audio codec c...&quot;</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=WMA_Lossless&amp;diff=8715&amp;oldid=prev"/>
				<updated>2013-01-10T11:09:16Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{FormatInfo |formattype=electronic |subcat=Audio and Music |extensions={{ext|wma}} }}  == Description ==  Windows Media Audio Lossless is a proprietary lossless audio codec c...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{FormatInfo&lt;br /&gt;
|formattype=electronic&lt;br /&gt;
|subcat=Audio and Music&lt;br /&gt;
|extensions={{ext|wma}}&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
== Description ==&lt;br /&gt;
&lt;br /&gt;
Windows Media Audio Lossless is a proprietary lossless audio codec created by Microsoft. It is one of the four codecs supported by the Windows Media Audio Encoder.&lt;br /&gt;
&lt;br /&gt;
While the format specification has never been publicly released, it has been reverse-engineered and both ffmpeg and libav support the format to some degree.&lt;br /&gt;
&lt;br /&gt;
In addition to the software listed below, WMA Lossless also has hardware support on several platforms including Xbox 360 and Microsoft's Zune portable media player. See the [http://en.wikipedia.org/wiki/Windows_Media_Audio#Windows_Media_Audio_Lossless Wikipedia article] for more.&lt;br /&gt;
&lt;br /&gt;
== Information ==&lt;br /&gt;
&lt;br /&gt;
* [http://msdn.microsoft.com/en-us/library/ff819498(v=vs.85).aspx MSDN - Windows Media Audio Encoder]&lt;br /&gt;
* [http://www.digitalpreservation.gov/formats/fdd/fdd000099.shtml Sustainability of Digital Formats - Windows Media Audio File with WMA9 Lossless Codec]&lt;br /&gt;
* [http://wiki.multimedia.cx/index.php?title=Windows_Media_Audio_9_Lossless MultimediaWiki - Windows Media Audio 9 Lossless]&lt;br /&gt;
* [http://www.spinnaker.com/crypt/drm/freeme/Technical Microsoft's Digital Rights Management Scheme - Technical Details]&lt;br /&gt;
* [https://github.com/FFmpeg/FFmpeg/blob/master/libavcodec/wmalosslessdec.c FFmpeg's Windows Media Audio Lossless decoder]&lt;br /&gt;
&lt;br /&gt;
== Software ==&lt;br /&gt;
&lt;br /&gt;
=== Conversion ===&lt;br /&gt;
&lt;br /&gt;
* [http://ffmpeg.org/download.html FFmpeg] (cross-platform, open source)&lt;br /&gt;
&lt;br /&gt;
=== Playback ===&lt;br /&gt;
&lt;br /&gt;
* [http://www.mplayerhq.hu/design7/news.html MPlayer]&lt;br /&gt;
* [http://windows.microsoft.com/en-GB/windows/download-windows-media-player Windows Media Player]&lt;br /&gt;
&lt;br /&gt;
== Links ==&lt;br /&gt;
&lt;br /&gt;
* [http://samples.mplayerhq.hu/A-codecs/lossless/ An example WMA Lossless file (luckynight.wma)]&lt;br /&gt;
* [http://www.digitalhomethoughts.com/news/show/29760/my-experience-with-wma-lossless-and-the-implications-thereof.html My Experience with WMA Lossless and the Implications Thereof] - a brief look at ripping and encoding a CD with WMA Lossless&lt;/div&gt;</summary>
		<author><name>Halftheisland</name></author>	</entry>

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