HTML5 Tracker

Short URL: http://html5.org/r/5836

SVN	Bug	Comment	Time (UTC)
5836	11984	Bring the spec more in line with what the browsers do for video (largely, ignoring Content-Type). This will probably be tweaked further once Adam's draft has a section dedicated to sniffing media container formats.	2011-02-05 01:31

Index: source
===================================================================
--- source	(revision 5835)
+++ source	(revision 5836)
@@ -27682,22 +27682,6 @@
   not support, for example because it doesn't recognize the container
   type, or it doesn't support the listed codecs.</p>
 
-  <p>The <span>MIME type</span>
-  "<code>application/octet-stream</code>" with no parameters is never
-  <span>a type that the user agent knows it cannot render</span>. User
-  agents must treat that type as equivalent to the lack of any
-  explicit <span title="Content-Type">Content-Type metadata</span>
-  when it is used to label a potential <span>media
-  resource</span>.</p>
-
-  <p class="note">In the absence of a <!-- pretty crazy -->
-  specification to the contrary, the <span>MIME type</span>
-  "<code>application/octet-stream</code>" when used <em>with</em>
-  parameters, e.g.
-  "<code>application/octet-stream;codecs=theora</code>", <em>is</em>
-  <span>a type that the user agent knows it cannot render</span>,
-  since that parameter is not defined for that type.</p>
-
   <dl class="domintro">
 
    <dt><var title="">media</var> . <code title="dom-navigator-canPlayType">canPlayType</code>(<var title="">type</var>)</dt>
@@ -27717,8 +27701,7 @@
   <p>The <dfn title="dom-navigator-canPlayType"><code>canPlayType(<var
   title="">type</var>)</code></dfn> method must return the empty
   string if <var title="">type</var> is <span>a type that the user
-  agent knows it cannot render</span> or is the type
-  "<code>application/octet-stream</code>"; it must return "<code
+  agent knows it cannot render</span>; it must return "<code
   title="">probably</code>" if the user agent is confident that the
   type represents a <span>media resource</span> that it can render if
   used in with this <code>audio</code> or <code>video</code> element;
@@ -28410,14 +28393,6 @@
      to network errors, causing the user agent to give up trying to
      fetch the resource</dt>
 
-     <dt>If the <span>media resource</span> is found to have <span
-     title="Content-Type">Content-Type metadata</span> that, when
-     parsed as a <span>MIME type</span> (including any codecs
-     described by the <code title="">codecs</code> parameter, if the
-     parameter is defined for that type), represents <span>a type that
-     the user agent knows it cannot render</span> (even if the actual
-     <span>media data</span> is in a supported format)</dt>
-
      <dt>If the <span>media data</span> can be fetched but is found by
      inspection to be in an unsupported format, or can otherwise not
      be rendered at all</dt>

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