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Clarify exactly what kind of .wav file is expected to be supported. (whatwg r3232)

From: poot <cvsmail@w3.org>
Date: Sat, 13 Jun 2009 04:37:51 +0900 (JST)
To: public-html-diffs@w3.org
Message-Id: <20090612193751.DF1842BC2B@toro.w3.mag.keio.ac.jp>
Clarify exactly what kind of .wav file is expected to be supported.
(whatwg r3232)

http://dev.w3.org/cvsweb/html5/spec/Overview.html?r1=1.2380&r2=1.2381&f=h
http://html5.org/tools/web-apps-tracker?from=3231&to=3232

===================================================================
RCS file: /sources/public/html5/spec/Overview.html,v
retrieving revision 1.2380
retrieving revision 1.2381
diff -u -d -r1.2380 -r1.2381
--- Overview.html	12 Jun 2009 18:55:17 -0000	1.2380
+++ Overview.html	12 Jun 2009 19:37:34 -0000	1.2381
@@ -17554,12 +17554,15 @@
   and this section will be updated once more information is
   available.</p>
 
-  <!-- XXX mention that this spec doesn't require native support or
-  plugin support, either is fine -->
-
   <p class="note">Certain user agents might support no codecs at all,
   e.g. text browsers running over SSH connections.</p>
 
+  <!-- similar note in audio codecs section -->
+  <p class="note">Implementations are free to implement support for
+  video codecs either natively, or using platform-specific APIs, or
+  using plugins: this specification does not specify how codecs are to
+  be implemented.</p>
+
   </div><h4 id="audio"><span class="secno">4.8.8 </span>The <dfn><code>audio</code></dfn> element</h4><dl class="element"><dt>Categories</dt>
    <dd><a href="#flow-content-0">Flow content</a>.</dd>
    <dd><a href="#phrasing-content-0">Phrasing content</a>.</dd>
@@ -17635,10 +17638,15 @@
   formats.</p>
 
   <p>User agents must support the WAVE container format with audio
-  encoded using the PCM format. <!-- XXX references? #refs --> </p>
+  encoded using the 16 bit PCM (LE) codec, at sampling frequencies of
+  11.025kHz, 22.050kHz, or 44.100kHz, and for both mono and
+  stereo. <!-- XXX references?  #refs --> </p>
 
-  <!-- XXX mention that this spec doesn't require native support or
-  plugin support, either is fine -->
+  <!-- similar note in audio codecs section -->
+  <p class="note">Implementations are free to implement support for
+  audio codecs either natively, or using platform-specific APIs, or
+  using plugins: this specification does not specify how codecs are to
+  be implemented.</p>
 
   </div><h4 id="the-source-element"><span class="secno">4.8.9 </span>The <dfn><code>source</code></dfn> element</h4><dl class="element"><dt>Categories</dt>
    <dd>None.</dd>
Received on Friday, 12 June 2009 19:38:24 UTC

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