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<!DOCTYPE bugzilla SYSTEM "https://www.w3.org/Bugs/Public/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4"
          urlbase="https://www.w3.org/Bugs/Public/"
          
          maintainer="sysbot+bugzilla@w3.org"
>

    <bug>
          <bug_id>19814</bug_id>
          
          <creation_ts>2012-11-01 11:25:38 +0000</creation_ts>
          <short_desc>Sysex is not the only MIDI message longer than three bytes</short_desc>
          <delta_ts>2012-11-19 16:02:37 +0000</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>AudioWG</product>
          <component>MIDI API</component>
          <version>unspecified</version>
          <rep_platform>PC</rep_platform>
          <op_sys>Windows XP</op_sys>
          <bug_status>CLOSED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>P2</priority>
          <bug_severity>minor</bug_severity>
          <target_milestone>TBD</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Chris Lilley">chris</reporter>
          <assigned_to name="Chris Wilson">cwilso</assigned_to>
          <cc>cwilso</cc>
    
    <cc>olivier.thereaux</cc>
    
    <cc>ray</cc>
          
          <qa_contact>public-audio</qa_contact>

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>77654</commentid>
    <comment_count>0</comment_count>
    <who name="Chris Lilley">chris</who>
    <bug_when>2012-11-01 11:25:38 +0000</bug_when>
    <thetext>In section 7.3.1 Methods I see

&quot;and also is not to be used for system exclusive messages (i.e. any MIDI messages over three bytes in length).&quot;

this is backwards. sysex is an example of a message that can take more than three bytes; there are others (such as pitchbend, high resolution (14bit) controller changes, and so on).

Suggested replacement:

&quot;and also is not to be used for any MIDI messages over three bytes in length (e.g. system exclusive messages).&quot;

or maybe 

&quot;and also cannot be used for any MIDI messages over three bytes in length (e.g. system exclusive messages).&quot;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>77655</commentid>
    <comment_count>1</comment_count>
    <who name="Ray Bellis">ray</who>
    <bug_when>2012-11-01 12:17:09 +0000</bug_when>
    <thetext>I&apos;ve no problem with the proposed text, but I disagree with your rationale.

AFAIK, there are no other messages that exceed 3 bytes.  A pitchbend message is three bytes ( 0xEn LSB MSB )</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>77658</commentid>
    <comment_count>2</comment_count>
    <who name="Chris Lilley">chris</who>
    <bug_when>2012-11-01 14:23:55 +0000</bug_when>
    <thetext>Yeah you are right about pitchbend. And high resolution CC&apos;s are sent as two messages of three bytes each.
Proposed text is still better though ;)</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>77672</commentid>
    <comment_count>3</comment_count>
    <who name="Chris Wilson">cwilso</who>
    <bug_when>2012-11-01 15:29:35 +0000</bug_when>
    <thetext>There are no MIDI messages over three bytes in length that are not sysex.  (See http://www.midi.org/techspecs/midimessages.php.)

Regardless - this text will go away as we consolidate send, anyway.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>77727</commentid>
    <comment_count>4</comment_count>
    <who name="Chris Wilson">cwilso</who>
    <bug_when>2012-11-01 23:56:30 +0000</bug_when>
    <thetext>This text is no longer present, after https://dvcs.w3.org/hg/audio/rev/f939eca58e74.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>78471</commentid>
    <comment_count>5</comment_count>
    <who name="Olivier Thereaux">olivier.thereaux</who>
    <bug_when>2012-11-19 16:02:37 +0000</bug_when>
    <thetext>(In reply to comment #3)
&gt; There are no MIDI messages over three bytes in length that are not sysex. 
&gt; (See http://www.midi.org/techspecs/midimessages.php.)
&gt; 
&gt; Regardless - this text will go away as we consolidate send, anyway.
[...]
&gt; This text is no longer present, after
&gt; https://dvcs.w3.org/hg/audio/rev/f939eca58e74.

Hearing no objection. Closing.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>