clef change problem in musicxml2hum

[jacekiwaszko1]

The following example MusicXML data generates an error when converting with musicxml2hum. Here is what the music looks like in MuseScore:

The reported error is:

terminate called after throwing an instance of 'std::out_of_range'
  what():  vector::_M_range_check: __n (which is 0) >= this->size() (which is 0)
Aborted

Here is the MusicXML export from MuseScore:

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE score-partwise PUBLIC "-//Recordare//DTD MusicXML 3.0 Partwise//EN" "http://www.musicxml.org/dtds/partwise.dtd">
<score-partwise>
  <work>
    <work-title>Piast. Śpiew historyczny</work-title>
    </work>
  <identification>
    <creator type="composer">F. Lessel</creator>
    <encoding>
      <software>MuseScore 2.0.3</software>
      <encoding-date>2017-06-06</encoding-date>
      <supports element="accidental" type="yes"/>
      <supports element="beam" type="yes"/>
      <supports element="print" attribute="new-page" type="yes" value="yes"/>
      <supports element="print" attribute="new-system" type="yes" value="yes"/>
      <supports element="stem" type="yes"/>
      </encoding>
    </identification>
  <defaults>
    <scaling>
      <millimeters>7.05556</millimeters>
      <tenths>40</tenths>
      </scaling>
    <page-layout>
      <page-height>1683.78</page-height>
      <page-width>1190.55</page-width>
      <page-margins type="even">
        <left-margin>56.6929</left-margin>
        <right-margin>56.6929</right-margin>
        <top-margin>56.6929</top-margin>
        <bottom-margin>113.386</bottom-margin>
        </page-margins>
      <page-margins type="odd">
        <left-margin>56.6929</left-margin>
        <right-margin>56.6929</right-margin>
        <top-margin>56.6929</top-margin>
        <bottom-margin>113.386</bottom-margin>
        </page-margins>
      </page-layout>
    <word-font font-family="FreeSerif" font-size="10"/>
    <lyric-font font-family="FreeSerif" font-size="11"/>
    </defaults>
  <part-list>
    <score-part id="P1">
      <part-name>Soprano</part-name>
      <part-abbreviation>S.</part-abbreviation>
      <score-instrument id="P1-I1">
        <instrument-name>Soprano</instrument-name>
        </score-instrument>
      <midi-device id="P1-I1" port="1"></midi-device>
      <midi-instrument id="P1-I1">
        <midi-channel>1</midi-channel>
        <midi-program>53</midi-program>
        <volume>78.7402</volume>
        <pan>0</pan>
        </midi-instrument>
      </score-part>
    <score-part id="P2">
      <part-name>Piano</part-name>
      <part-abbreviation>P-no</part-abbreviation>
      <score-instrument id="P2-I1">
        <instrument-name>Piano</instrument-name>
        </score-instrument>
      <midi-device id="P2-I1" port="1"></midi-device>
      <midi-instrument id="P2-I1">
        <midi-channel>2</midi-channel>
        <midi-program>1</midi-program>
        <volume>78.7402</volume>
        <pan>0</pan>
        </midi-instrument>
      </score-part>
    </part-list>
  <part id="P1">
    <measure number="1" width="248.52">
      <print>
        <system-layout>
          <system-margins>
            <left-margin>76.28</left-margin>
            <right-margin>571.39</right-margin>
            </system-margins>
          <top-system-distance>320.00</top-system-distance>
          </system-layout>
        </print>
      <attributes>
        <divisions>2</divisions>
        <key>
          <fifths>0</fifths>
          </key>
        <time>
          <beats>2</beats>
          <beat-type>4</beat-type>
          </time>
        <clef>
          <sign>G</sign>
          <line>2</line>
          </clef>
        </attributes>
      <note default-x="77.14" default-y="-20.00">
        <pitch>
          <step>B</step>
          <alter>-1</alter>
          <octave>4</octave>
          </pitch>
        <duration>3</duration>
        <voice>1</voice>
        <type>quarter</type>
        <dot/>
        <accidental>flat</accidental>
        <stem>down</stem>
        <lyric number="1">
          <syllabic>begin</syllabic>
          <text>wy</text>
          </lyric>
        </note>
      <note default-x="189.39" default-y="-15.00">
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>down</stem>
        <lyric number="1">
          <syllabic>end</syllabic>
          <text>brać</text>
          </lyric>
        </note>
      </measure>
    <measure number="2" width="180.97">
      <note default-x="12.36" default-y="-10.00">
        <pitch>
          <step>D</step>
          <alter>-1</alter>
          <octave>5</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>eighth</type>
        <accidental>flat</accidental>
        <stem>down</stem>
        <lyric number="1">
          <syllabic>begin</syllabic>
          <text>na</text>
          </lyric>
        </note>
      <note default-x="51.86" default-y="-15.00">
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>eighth</type>
        <stem>down</stem>
        <lyric number="1">
          <syllabic>middle</syllabic>
          <text>stę</text>
          </lyric>
        </note>
      <note default-x="91.37" default-y="-20.00">
        <pitch>
          <step>B</step>
          <alter>-1</alter>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>eighth</type>
        <accidental>flat</accidental>
        <stem>down</stem>
        <lyric number="1">
          <syllabic>end</syllabic>
          <text>pcę</text>
          </lyric>
        </note>
      <note default-x="130.87" default-y="-25.00">
        <pitch>
          <step>A</step>
          <alter>-1</alter>
          <octave>4</octave>
          </pitch>
        <duration>1</duration>
        <voice>1</voice>
        <type>eighth</type>
        <accidental>flat</accidental>
        <stem>up</stem>
        <lyric number="1">
          <syllabic>single</syllabic>
          <text>do</text>
          </lyric>
        </note>
      <barline location="right">
        <bar-style>light-heavy</bar-style>
        </barline>
      </measure>
    </part>
  <part id="P2">
    <measure number="1" width="248.52">
      <print>
        <staff-layout number="1">
          <staff-distance>65.00</staff-distance>
          </staff-layout>
        <staff-layout number="2">
          <staff-distance>65.00</staff-distance>
          </staff-layout>
        </print>
      <attributes>
        <divisions>2</divisions>
        <key>
          <fifths>0</fifths>
          </key>
        <time>
          <beats>2</beats>
          <beat-type>4</beat-type>
          </time>
        <staves>2</staves>
        <clef number="1">
          <sign>G</sign>
          <line>2</line>
          </clef>
        <clef number="2">
          <sign>G</sign>
          <line>2</line>
          </clef>
        </attributes>
      <note default-x="76.78" default-y="-10.00">
        <pitch>
          <step>D</step>
          <octave>5</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>1</staff>
        </note>
      <backup>
        <duration>4</duration>
        </backup>
      <note default-x="76.78" default-y="-120.00">
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="2" width="180.97">
      <attributes>
        <clef number="2">
          <sign>F</sign>
          <line>4</line>
          </clef>
        </attributes>
      <note default-x="12.00" default-y="-15.00">
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>4</duration>
        <voice>1</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>1</staff>
        </note>
      <backup>
        <duration>4</duration>
        </backup>
      <note default-x="12.00" default-y="-130.00">
        <pitch>
          <step>C</step>
          <octave>3</octave>
          </pitch>
        <duration>4</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>up</stem>
        <staff>2</staff>
        </note>
      <barline location="right">
        <bar-style>light-heavy</bar-style>
        </barline>
      </measure>
    </part>
  </score-partwise>

[jacekiwaszko1]

Creating a similar score from scratch works, so something strange in the above MusicXML most likely.

Here is a MusicXML which works:

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE score-partwise PUBLIC "-//Recordare//DTD MusicXML 3.0 Partwise//EN" "http://www.musicxml.org/dtds/partwise.dtd">
<score-partwise>
  <identification>
    <encoding>
      <software>MuseScore 2.0.3</software>
      <encoding-date>2017-06-06</encoding-date>
      <supports element="accidental" type="yes"/>
      <supports element="beam" type="yes"/>
      <supports element="print" attribute="new-page" type="yes" value="yes"/>
      <supports element="print" attribute="new-system" type="yes" value="yes"/>
      <supports element="stem" type="yes"/>
      </encoding>
    </identification>
  <defaults>
    <scaling>
      <millimeters>7.05556</millimeters>
      <tenths>40</tenths>
      </scaling>
    <page-layout>
      <page-height>1683.36</page-height>
      <page-width>1190.88</page-width>
      <page-margins type="even">
        <left-margin>56.6929</left-margin>
        <right-margin>56.6929</right-margin>
        <top-margin>56.6929</top-margin>
        <bottom-margin>113.386</bottom-margin>
        </page-margins>
      <page-margins type="odd">
        <left-margin>56.6929</left-margin>
        <right-margin>56.6929</right-margin>
        <top-margin>56.6929</top-margin>
        <bottom-margin>113.386</bottom-margin>
        </page-margins>
      </page-layout>
    <word-font font-family="FreeSerif" font-size="10"/>
    <lyric-font font-family="FreeSerif" font-size="11"/>
    </defaults>
  <part-list>
    <score-part id="P1">
      <part-name>Piano</part-name>
      <part-abbreviation>Pno.</part-abbreviation>
      <score-instrument id="P1-I1">
        <instrument-name>Piano</instrument-name>
        </score-instrument>
      <midi-device id="P1-I1" port="1"></midi-device>
      <midi-instrument id="P1-I1">
        <midi-channel>1</midi-channel>
        <midi-program>1</midi-program>
        <volume>78.7402</volume>
        <pan>0</pan>
        </midi-instrument>
      </score-part>
    </part-list>
  <part id="P1">
    <measure number="1" width="220.88">
      <print>
        <system-layout>
          <system-margins>
            <left-margin>21.00</left-margin>
            <right-margin>682.28</right-margin>
            </system-margins>
          <top-system-distance>70.00</top-system-distance>
          </system-layout>
        <staff-layout number="2">
          <staff-distance>65.00</staff-distance>
          </staff-layout>
        </print>
      <attributes>
        <divisions>1</divisions>
        <key>
          <fifths>0</fifths>
          </key>
        <time>
          <beats>2</beats>
          <beat-type>4</beat-type>
          </time>
        <staves>2</staves>
        <clef number="1">
          <sign>G</sign>
          <line>2</line>
          </clef>
        <clef number="2">
          <sign>G</sign>
          <line>1</line>
          </clef>
        </attributes>
      <note default-x="76.78" default-y="-15.00">
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>1</staff>
        </note>
      <backup>
        <duration>2</duration>
        </backup>
      <note default-x="76.78" default-y="-130.00">
        <pitch>
          <step>C</step>
          <octave>5</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>up</stem>
        <staff>2</staff>
        </note>
      </measure>
    <measure number="2" width="153.33">
      <attributes>
        <clef number="2">
          <sign>F</sign>
          <line>4</line>
          </clef>
        </attributes>
      <note default-x="12.00" default-y="-10.00">
        <pitch>
          <step>D</step>
          <octave>5</octave>
          </pitch>
        <duration>2</duration>
        <voice>1</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>1</staff>
        </note>
      <backup>
        <duration>2</duration>
        </backup>
      <note default-x="12.00" default-y="-120.00">
        <pitch>
          <step>E</step>
          <octave>3</octave>
          </pitch>
        <duration>2</duration>
        <voice>5</voice>
        <type>half</type>
        <stem>down</stem>
        <staff>2</staff>
        </note>
      <barline location="right">
        <bar-style>light-heavy</bar-style>
        </barline>
      </measure>
    </part>
  </score-partwise>

Converted Humdrum data:

**recip **kern  **kern
*   *part1  *part1
*   *staff2 *staff1
*   *clefG1 *clefG2
*   *k[]    *k[]
*   *M2/4   *M2/4
=1- =1- =1-
2   2cc/    2cc\
=2  =2  =2
*   *clefF4 *
2   2E\ 2dd\
==  ==  ==
*-  *-  *-

[craigsapp]

First example now converts properly:

Humdrum data:

**kern  **kern  **kern  **text
*part2  *part2  *part1  *part1
*staff3 *staff2 *staff1 *staff1
*clefG2 *clefG2 *clefG2 *
*k[]    *k[]    *k[]    *
*M2/4   *M2/4   *M2/4   *
=1- =1- =1- =1-
2cc 2dd 4.b-X   wy-
.   .   8cc -brać
=2  =2  =2  =2
*clefF4 *   *   *
2C  2cc 8dd-X   na-
.   .   8cc -stę-
.   .   8b-X    -pcę
.   .   8a-X    do
==  ==  ==  ==
*-  *-  *-  *-

Second example created in MuseScore still converts properly:

**kern  **kern
*part1  *part1
*staff2 *staff1
*clefG1 *clefG2
*k[]    *k[]
*M2/4   *M2/4
=1- =1-
2cc 2cc
=2  =2
*clefF4 *
2E  2dd
==  ==
*-  *-