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Implement secondary transpositions #858

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craigsapp opened this issue Oct 16, 2023 · 1 comment
Open

Implement secondary transpositions #858

craigsapp opened this issue Oct 16, 2023 · 1 comment
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humdrum-to-mei enhancement

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@craigsapp
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Only the first transposition (in D) is transferred in the Humdrum-to-MEI conversion:

Screenshot 2023-10-16 at 07 09 16

View in VHV

**kern	**kern
*k[]	*k[]
*I"not transposed	*I"transposed
=	=
*	*ITrd-1c-2
*	*k[]
!	!LO:TX:t=in D
1c	1cc
=||	=||
*	*ITrd1c2
*	*k[]
!	!LO:TX:t=in B-flat
1c	1cc
=||	=||
*	*ITrd2c3
*	*k[]
!	!LO:TX:t=in A
1c	1cc
=||	=||
*	*ITrd-2c-3
*	*k[]
!	!LO:TX:t=in E-flat
1c	1cc
==	==
*-	*-
Click to view MEI conversion of example 
<?xml version="1.0" encoding="UTF-8"?>
<?xml-model href="https://music-encoding.org/schema/5.0/mei-all.rng" type="application/xml" schematypens="http://relaxng.org/ns/structure/1.0"?>
<?xml-model href="https://music-encoding.org/schema/5.0/mei-all.rng" type="application/xml" schematypens="http://purl.oclc.org/dsdl/schematron"?>
<mei xmlns="http://www.music-encoding.org/ns/mei" meiversion="5.0">
 <meiHead>
  <fileDesc>
   <titleStmt>
    <title />
   </titleStmt>
   <pubStmt />
  </fileDesc>
  <encodingDesc>
   <appInfo>
    <application isodate="2023-10-16T07:11:01" version="4.1.0-dev-b3d4df4-dirty">
     <name>Verovio</name>
     <p>Transcoded from Humdrum</p>
    </application>
   </appInfo>
  </encodingDesc>
  <workList>
   <work>
    <title />
   </work>
  </workList>
 </meiHead>
 <music>
  <body>
   <mdiv xml:id="m1f9ss9">
    <score xml:id="srodt2k">
     <scoreDef xml:id="s2r48fs" midi.bpm="400.000000">
      <staffGrp xml:id="sodlprw" bar.thru="true" symbol="brace">
       <staffDef xml:id="staffdef-L1F2" n="1" lines="5" trans.diat="1" trans.semi="2">
        <label xml:id="label-L3F2">transposed</label>
        <clef xml:id="cnbkw06" shape="G" line="2" />
        <keySig xml:id="keysig-L6F2" sig="2f" />
       </staffDef>
       <staffDef xml:id="staffdef-L1F1" n="2" lines="5">
        <label xml:id="label-L3F1">not transposed</label>
        <clef xml:id="c7komp5" shape="G" line="2" />
        <keySig xml:id="keysig-L2F1" sig="0" />
       </staffDef>
      </staffGrp>
     </scoreDef>
     <section xml:id="section-L1F1">
      <measure xml:id="measure-L1" right="dbl">
       <staff xml:id="staff-L1F2" n="1">
        <layer xml:id="layer-L1F2N1" n="1">
         <note xml:id="note-L8F2" dur="1" oct="4" pname="b" accid.ges="f" />
        </layer>
       </staff>
       <staff xml:id="staff-L1F1" n="2">
        <layer xml:id="layer-L1F1N1" n="1">
         <note xml:id="note-L8F1" dur="1" oct="4" pname="c" accid.ges="n" />
        </layer>
       </staff>
       <dir xml:id="dir-L7F2" place="above" staff="1" tstamp="1.000000">
        <rend xml:id="r4yoq2u" fontstyle="normal">in D</rend>
       </dir>
      </measure>
      <scoreDef xml:id="s1gj6gao">
       <staffGrp xml:id="s1t4h1yd">
        <staffDef xml:id="sojdjge" n="1">
         <keySig xml:id="keysig-L11F2" sig="2s" />
        </staffDef>
       </staffGrp>
      </scoreDef>
      <measure xml:id="measure-L9" right="dbl">
       <staff xml:id="staff-L9F2N1" n="1">
        <layer xml:id="layer-L9F2N1" n="1">
         <note xml:id="note-L13F2" dur="1" oct="5" pname="d" accid.ges="n" />
        </layer>
       </staff>
       <staff xml:id="staff-L9F1N1" n="2">
        <layer xml:id="layer-L9F1N1" n="1">
         <note xml:id="note-L13F1" dur="1" oct="4" pname="c" accid.ges="n" />
        </layer>
       </staff>
       <dir xml:id="dir-L12F2" place="above" staff="1" tstamp="1.000000">
        <rend xml:id="r1r2xu6g" fontstyle="normal">in B-flat</rend>
       </dir>
      </measure>
      <scoreDef xml:id="s1pvhlov">
       <staffGrp xml:id="s1xd2d2q">
        <staffDef xml:id="s5gt4lw" n="1">
         <keySig xml:id="keysig-L16F2" sig="3f" />
        </staffDef>
       </staffGrp>
      </scoreDef>
      <measure xml:id="measure-L14" right="dbl">
       <staff xml:id="staff-L14F2N1" n="1">
        <layer xml:id="layer-L14F2N1" n="1">
         <note xml:id="note-L18F2" dur="1" oct="5" pname="e" accid.ges="f" />
        </layer>
       </staff>
       <staff xml:id="staff-L14F1N1" n="2">
        <layer xml:id="layer-L14F1N1" n="1">
         <note xml:id="note-L18F1" dur="1" oct="4" pname="c" accid.ges="n" />
        </layer>
       </staff>
       <dir xml:id="dir-L17F2" place="above" staff="1" tstamp="1.000000">
        <rend xml:id="r1vnbxbo" fontstyle="normal">in A</rend>
       </dir>
      </measure>
      <scoreDef xml:id="s11ux1xk">
       <staffGrp xml:id="s1hw4lzq">
        <staffDef xml:id="s1kh0tmv" n="1">
         <keySig xml:id="keysig-L21F2" sig="3s" />
        </staffDef>
       </staffGrp>
      </scoreDef>
      <measure xml:id="measure-L19" right="end">
       <staff xml:id="staff-L19F2N1" n="1">
        <layer xml:id="layer-L19F2N1" n="1">
         <note xml:id="note-L23F2" dur="1" oct="4" pname="a" accid.ges="n" />
        </layer>
       </staff>
       <staff xml:id="staff-L19F1N1" n="2">
        <layer xml:id="layer-L19F1N1" n="1">
         <note xml:id="note-L23F1" dur="1" oct="4" pname="c" accid.ges="n" />
        </layer>
       </staff>
       <dir xml:id="dir-L22F2" place="above" staff="1" tstamp="1.000000">
        <rend xml:id="r11lstgi" fontstyle="normal">in E-flat</rend>
       </dir>
      </measure>
     </section>
    </score>
   </mdiv>
  </body>
 </music>
</mei>

A secondary problem is that there should be a flat sign on the B-flat in D and E-flat in A when there are no key signatures (this is often needed for French horns, for example):

Screenshot 2023-10-16 at 07 17 25

View in VHV

The MEI conversion places the accidental in @accid.ges, but they should be in @accid:

<?xml version="1.0" encoding="UTF-8"?>
<?xml-model href="https://music-encoding.org/schema/5.0/mei-all.rng" type="application/xml" schematypens="http://relaxng.org/ns/structure/1.0"?>
<?xml-model href="https://music-encoding.org/schema/5.0/mei-all.rng" type="application/xml" schematypens="http://purl.oclc.org/dsdl/schematron"?>
<mei xmlns="http://www.music-encoding.org/ns/mei" meiversion="5.0">
 <meiHead>
  <fileDesc>
   <titleStmt>
    <title />
   </titleStmt>
   <pubStmt />
  </fileDesc>
  <encodingDesc>
   <appInfo>
    <application isodate="2023-10-16T07:21:35" version="4.1.0-dev-b3d4df4-dirty">
     <name>Verovio</name>
     <p>Transcoded from Humdrum</p>
    </application>
   </appInfo>
  </encodingDesc>
  <workList>
   <work>
    <title />
   </work>
  </workList>
 </meiHead>
 <music>
  <body>
   <mdiv xml:id="mow63q5">
    <score xml:id="s17r2rtg">
     <scoreDef xml:id="s2bo3b3" midi.bpm="400.000000">
      <staffGrp xml:id="s1547gwq" bar.thru="true" symbol="brace">
       <staffDef xml:id="staffdef-L1F2" n="1" lines="5" trans.diat="1" trans.semi="2">
        <label xml:id="label-L2F2">transposed</label>
        <clef xml:id="c1cr96gv" shape="G" line="2" />
       </staffDef>
       <staffDef xml:id="staffdef-L1F1" n="2" lines="5">
        <label xml:id="label-L2F1">not transposed</label>
        <clef xml:id="c1hyrlf0" shape="G" line="2" />
       </staffDef>
      </staffGrp>
     </scoreDef>
     <section xml:id="section-L1F1">
      <measure xml:id="measure-L1" right="dbl">
       <staff xml:id="staff-L1F2" n="1">
        <layer xml:id="layer-L1F2N1" n="1">
         <note xml:id="note-L6F2" dur="1" oct="4" pname="b" accid.ges="f" />
        </layer>
       </staff>
       <staff xml:id="staff-L1F1" n="2">
        <layer xml:id="layer-L1F1N1" n="1">
         <note xml:id="note-L6F1" dur="1" oct="4" pname="c" accid.ges="n" />
        </layer>
       </staff>
       <dir xml:id="dir-L5F2" place="above" staff="1" tstamp="1.000000">
        <rend xml:id="rnw3uby" fontstyle="normal">in D</rend>
       </dir>
      </measure>
      <scoreDef xml:id="s4k1cau">
       <staffGrp xml:id="s1pvybqc">
        <staffDef xml:id="s1chk8pr" n="1" />
       </staffGrp>
      </scoreDef>
      <measure xml:id="measure-L7" right="dbl">
       <staff xml:id="staff-L7F2N1" n="1">
        <layer xml:id="layer-L7F2N1" n="1">
         <note xml:id="note-L10F2" dur="1" oct="5" pname="d" accid.ges="n" />
        </layer>
       </staff>
       <staff xml:id="staff-L7F1N1" n="2">
        <layer xml:id="layer-L7F1N1" n="1">
         <note xml:id="note-L10F1" dur="1" oct="4" pname="c" accid.ges="n" />
        </layer>
       </staff>
       <dir xml:id="dir-L9F2" place="above" staff="1" tstamp="1.000000">
        <rend xml:id="r197nb0u" fontstyle="normal">in B-flat</rend>
       </dir>
      </measure>
      <scoreDef xml:id="smlfoji">
       <staffGrp xml:id="s1rarjhi">
        <staffDef xml:id="sydtw1b" n="1" />
       </staffGrp>
      </scoreDef>
      <measure xml:id="measure-L11" right="dbl">
       <staff xml:id="staff-L11F2N1" n="1">
        <layer xml:id="layer-L11F2N1" n="1">
         <note xml:id="note-L14F2" dur="1" oct="5" pname="e" accid.ges="f" />
        </layer>
       </staff>
       <staff xml:id="staff-L11F1N1" n="2">
        <layer xml:id="layer-L11F1N1" n="1">
         <note xml:id="note-L14F1" dur="1" oct="4" pname="c" accid.ges="n" />
        </layer>
       </staff>
       <dir xml:id="dir-L13F2" place="above" staff="1" tstamp="1.000000">
        <rend xml:id="r1ovf5gj" fontstyle="normal">in A</rend>
       </dir>
      </measure>
      <scoreDef xml:id="s66qora">
       <staffGrp xml:id="s17pzkcg">
        <staffDef xml:id="s1pkwj7j" n="1" />
       </staffGrp>
      </scoreDef>
      <measure xml:id="measure-L15" right="end">
       <staff xml:id="staff-L15F2N1" n="1">
        <layer xml:id="layer-L15F2N1" n="1">
         <note xml:id="note-L18F2" dur="1" oct="4" pname="a" accid.ges="n" />
        </layer>
       </staff>
       <staff xml:id="staff-L15F1N1" n="2">
        <layer xml:id="layer-L15F1N1" n="1">
         <note xml:id="note-L18F1" dur="1" oct="4" pname="c" accid.ges="n" />
        </layer>
       </staff>
       <dir xml:id="dir-L17F2" place="above" staff="1" tstamp="1.000000">
        <rend xml:id="rj72elv" fontstyle="normal">in E-flat</rend>
       </dir>
      </measure>
     </section>
    </score>
   </mdiv>
  </body>
 </music>
</mei>
@craigsapp craigsapp self-assigned this Oct 16, 2023
@craigsapp
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craigsapp commented Oct 16, 2023 •
edited
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Related to issue #549

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