# GrapeCity.Documents.Imaging.TiffValidationResult

## Content

<div class="doc-site-dotnet-api-container">




  <h1 id="GrapeCity_Documents_Imaging_TiffValidationResult" data-uid="GrapeCity.Documents.Imaging.TiffValidationResult" class="text-break">TiffValidationResult Enum
</h1>
  <div class="markdown level0 summary"><p>Specifies whether an image can be loaded from TIFF frame and the reason if it can't.</p>
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  <div class="markdown level0 conceptual"></div>
  <h6><strong>Namespace</strong>: <a class="xref" href="GrapeCity.Documents.Imaging.html">GrapeCity.Documents.Imaging</a></h6>
  <h6><strong>Assembly</strong>: DS.Documents.Imaging.dll</h6>
  <h5 id="GrapeCity_Documents_Imaging_TiffValidationResult_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public enum TiffValidationResult</code></pre>
  </div>
  <div class="codewrapper">
    <pre><code class="lang-vbnet hljs">Public Enum TiffValidationResult</code></pre>
  </div>
  <h3 id="fields">Fields
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  <table class="table table-bordered table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    <thead>
    </thead></thead><tbody>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_IncompatibleCompressionScheme">IncompatibleCompressionScheme</td>
        <td><p>CCITT_1D, Group_3_Fax, and Group_4_Fax compression schemes are only supported for SamplesPerPixel = 1 and BitsPerSample = 1.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_MissingColorMap">MissingColorMap</td>
        <td><p>ColorMap is a required field for the RGB_Palette color space.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_MoreThanOneSamplePerPixel">MoreThanOneSamplePerPixel</td>
        <td><p>The specified color space (WhiteIsZero, BlackIsZero, TransparencyMask, or RGB_Palette) supports only one component (sample) per pixel.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_NoStripOffsetsOrByteCounts">NoStripOffsetsOrByteCounts</td>
        <td><p>StripOffsets or StripByteCounts fields are missing (while TileWidth and TileLength are not defined).</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_NoTileOffsetsOrByteCounts">NoTileOffsetsOrByteCounts</td>
        <td><p>TileOffsets or TileByteCounts fields are missing for a tiled TIFF frame.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_Success">Success</td>
        <td><p>No problems found. Image can be loaded from a <a class="xref" href="GrapeCity.Documents.Imaging.TiffFrame.html">TiffFrame</a>.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_TileWidthIsNotMultipleOf16">TileWidthIsNotMultipleOf16</td>
        <td><p>TileWidth must be a multiple of 16 (or at least of 8 for <a class="xref" href="GrapeCity.Documents.Imaging.GcTiffReader.html">GcTiffReader</a>).</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_UnexpectedBitsPerSample">UnexpectedBitsPerSample</td>
        <td><p>Unexpected value of the BitsPerSample field.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_UnexpectedExtraSamples">UnexpectedExtraSamples</td>
        <td><p>Unexpected value of the ExtraSamples field. <a class="xref" href="GrapeCity.Documents.Imaging.GcTiffReader.html">GcTiffReader</a> supports single associated or unassociated alpha component.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_UnsupportedCompressionScheme">UnsupportedCompressionScheme</td>
        <td><p>TIFF frame's compression scheme is not currently supported in <a class="xref" href="GrapeCity.Documents.Imaging.GcTiffReader.html">GcTiffReader</a>.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_UnsupportedDifferencingPredictor">UnsupportedDifferencingPredictor</td>
        <td><p>Differencing Predictor is supported for LZW and Deflate TIFF encoding schemes only.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_UnsupportedFillOrder">UnsupportedFillOrder</td>
        <td><p>FillOrder = 2 is only supported for SamplesPerPixel = 1 and BitsPerSample = 1.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_UnsupportedIndexedFormat">UnsupportedIndexedFormat</td>
        <td><p>Indexed images with BitsPerSample other than 4 or 8 are not currently supported in <a class="xref" href="GrapeCity.Documents.Imaging.GcTiffReader.html">GcTiffReader</a>.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_UnsupportedPhotometricInterpretation">UnsupportedPhotometricInterpretation</td>
        <td><p>The specified color space of the image data is not currently supported in <a class="xref" href="GrapeCity.Documents.Imaging.GcTiffReader.html">GcTiffReader</a>.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_UnsupportedRGBFormat">UnsupportedRGBFormat</td>
        <td><p>RGB images with SamplesPerPixel other than 3 or 4 are not currently supported in <a class="xref" href="GrapeCity.Documents.Imaging.GcTiffReader.html">GcTiffReader</a>.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_ZeroSizedFrameTile">ZeroSizedFrameTile</td>
        <td><p>Either TileWidth or TileLength are equal to zero for a tiled TIFF frame.</p>
</td>
      </tr>
      <tr>
        <td id="GrapeCity_Documents_Imaging_TiffValidationResult_ZeroSizedTiffFrame">ZeroSizedTiffFrame</td>
        <td><p>TIFF frame has either width or length equal to zero.</p>
</td>
      </tr>
    </tbody>
  </table>
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