<?xml version="1.0" encoding="utf-8"?>
<PRONOM-Report xmlns="http://pronom.nationalarchives.gov.uk">
  <report_format_detail>
    <FileFormat>
      <FormatID>1090</FormatID>
      <FormatName>Microsoft Windows Enhanced Metafile</FormatName>
      <FormatVersion>3.0</FormatVersion>
      <FormatAliases>
      </FormatAliases>
      <FormatFamilies>
      </FormatFamilies>
      <FormatTypes>Image (Vector)</FormatTypes>
      <FormatDisclosure>
      </FormatDisclosure>
      <FormatDescription>The Enhanced Metafile format is a 32-bit format that can contain both vector information and bitmap information. This format contains extended features over the Windows Metafile Format, including built-in scaling information, and improvements in color palettes and device independence.</FormatDescription>
      <BinaryFileFormat>Text</BinaryFileFormat>
      <ByteOrders>Little-endian (Intel)</ByteOrders>
      <ReleaseDate>
      </ReleaseDate>
      <WithdrawnDate>
      </WithdrawnDate>
      <ProvenanceSourceID>165</ProvenanceSourceID>
      <ProvenanceName>Georgia Tech Research Institute / Georgia Tech Research Institute</ProvenanceName>
      <ProvenanceSourceDate>21 Apr 2011</ProvenanceSourceDate>
      <ProvenanceDescription>Submitted by Georgia Tech Research Institute</ProvenanceDescription>
      <LastUpdatedDate>21 Apr 2011</LastUpdatedDate>
      <FormatNote>
      </FormatNote>
      <FormatRisk>
      </FormatRisk>
      <TechnicalEnvironment>
      </TechnicalEnvironment>
      <FileFormatIdentifier>
        <Identifier>fmt/345</Identifier>
        <IdentifierType>PUID</IdentifierType>
      </FileFormatIdentifier>
      <FileFormatIdentifier>
        <Identifier>image/emf</Identifier>
        <IdentifierType>MIME</IdentifierType>
      </FileFormatIdentifier>
      <ExternalSignature>
        <ExternalSignatureID>1107</ExternalSignatureID>
        <Signature>emf</Signature>
        <SignatureType>File extension</SignatureType>
      </ExternalSignature>
      <InternalSignature>
        <SignatureID>481</SignatureID>
        <SignatureName>Microsoft Windows Enhanced Metafile 3.0 (Variation 1)</SignatureName>
        <SignatureNote>Record Type EMR_HEADER (00000001h); Record Size (4 bytes) 108 decimal; Bounds (16 bytes); Frame (16 bytes); signature (“EMF  “; Version (00010000h); size of the metafile in bytes (4 bytes); number of records in the metafile (4 bytes); number of handles (2 bytes); reserved (2 bytes);  nDescription--number of characters in the Description (32-bit integer) zero ; offDescription—offset from the beginning  of  this record to the beginning of the description (32-bit integer); number of entries in the palette (4 bytes); Device Size in pixels (8 bytes); device size in millimeters (8 bytes);  cbPixelFormat—size of the PixelFormatDescriptor (4 bytes);  offPixelformat—offset to the PixelFormatDescriptor (4 bytes) zero</SignatureNote>
        <ByteSequence>
          <ByteSequenceID>598</ByteSequenceID>
          <PositionType>Absolute from BOF</PositionType>
          <Offset>0</Offset>
          <MaxOffset>
          </MaxOffset>
          <IndirectOffsetLocation>
          </IndirectOffsetLocation>
          <IndirectOffsetLength>
          </IndirectOffsetLength>
          <Endianness>
          </Endianness>
          <ByteSequenceValue>010000006C000000{32}20454D4600000100{12}00000000{28}00000000</ByteSequenceValue>
        </ByteSequence>
      </InternalSignature>
      <InternalSignature>
        <SignatureID>482</SignatureID>
        <SignatureName>Microsoft Windows Enhanced Metafile 3.0 (Variation 2)</SignatureName>
        <SignatureNote>Record Type EMR_HEADER (00000001h); Record Size (4 bytes) &gt;108; Bounds (16 bytes); Frame (16 bytes); signature (“EMF  “; Version (00010000h); size of the metafile in bytes (4 bytes); number of records in the metafile (4 bytes); number of handles (2 bytes); reserved (2 bytes);  nDescription--number of characters in the Description (32-bit integer); offDescription—offset from the beginning  of  this record to the beginning of the description (32-bit integer) 108</SignatureNote>
        <ByteSequence>
          <ByteSequenceID>599</ByteSequenceID>
          <PositionType>Absolute from BOF</PositionType>
          <Offset>0</Offset>
          <MaxOffset>
          </MaxOffset>
          <IndirectOffsetLocation>
          </IndirectOffsetLocation>
          <IndirectOffsetLength>
          </IndirectOffsetLength>
          <Endianness>
          </Endianness>
          <ByteSequenceValue>01000000{36}20454D4600000100{16}6C000000</ByteSequenceValue>
        </ByteSequence>
      </InternalSignature>
      <InternalSignature>
        <SignatureID>483</SignatureID>
        <SignatureName>Microsoft Windows Enhanced Metafile 3.0 (Variation 3)</SignatureName>
        <SignatureNote>Record Type EMR_HEADER (00000001h); Record Size (4 bytes) &gt;108; Bounds (16 bytes); Frame (16 bytes); signature (“EMF  “; Version (00010000h); size of the metafile in bytes (4 bytes); number of records in the metafile (4 bytes); number of handles (2 bytes); reserved (2 bytes);  nDescription--number of characters in the Description (32-bit integer); offDescription—offset from the beginning  of  this record to the beginning of the description (32-bit integer); number of entries in the palette (4 bytes); Device Size in pixels (8 bytes); device size in millimeters (8 bytes);  cbPixelFormat—size of the PixelFormatDescriptor (4 bytes);  offPixelformat—offset to the PixelFormatDescriptor (4 bytes) 108</SignatureNote>
        <ByteSequence>
          <ByteSequenceID>600</ByteSequenceID>
          <PositionType>Absolute from BOF</PositionType>
          <Offset>0</Offset>
          <MaxOffset>
          </MaxOffset>
          <IndirectOffsetLocation>
          </IndirectOffsetLocation>
          <IndirectOffsetLength>
          </IndirectOffsetLength>
          <Endianness>
          </Endianness>
          <ByteSequenceValue>01000000{36}20454D4600000100{44}6C000000</ByteSequenceValue>
        </ByteSequence>
      </InternalSignature>
      <RelatedFormat>
        <RelationshipType>Is subsequent version of</RelationshipType>
        <RelatedFormatID>215</RelatedFormatID>
        <RelatedFormatName>Microsoft Windows Enhanced Metafile</RelatedFormatName>
        <RelatedFormatVersion>1.0</RelatedFormatVersion>
      </RelatedFormat>
      <RelatedFormat>
        <RelationshipType>Is subsequent version of</RelationshipType>
        <RelatedFormatID>1089</RelatedFormatID>
        <RelatedFormatName>Microsoft Windows Enhanced Metafile</RelatedFormatName>
        <RelatedFormatVersion>2.0</RelatedFormatVersion>
      </RelatedFormat>
    </FileFormat>
    <SearchCriteria>Criteria</SearchCriteria>
  </report_format_detail>
</PRONOM-Report>
