<title>Description</title>
<para>Returns the value that represents no data for the band</para>
- </refsection>
+ <para>Pixel Types supported are as follows:
+ <itemizedlist>
+ <listitem>
+ <para>1BB - 1-bit boolean</para>
+ </listitem>
+
+ <listitem>
+ <para>2BUI - 2-bit unsigned integer</para>
+ </listitem>
+
+ <listitem>
+ <para>4BUI - 4-bit unsigned integer </para>
+ </listitem>
+
+ <listitem>
+ <para>8BSI - 8-bit signed integer </para>
+ </listitem>
+ <listitem>
+ <para>8BUI - 8-bit unsigned integer</para>
+ </listitem>
+ <listitem>
+ <para>16BSI - 16-bit signed integer</para>
+ </listitem>
+ <listitem>
+ <para>16BUI - 16-bit unsigned integer</para>
+ </listitem>
+ <listitem>
+ <para>16BUI - 16-bit unsigned integer</para>
+ </listitem>
+ <listitem>
+ <para>32BSI - 32-bit signed integer</para>
+ </listitem>
+ <listitem>
+ <para>32BUI - 32-bit unsigned integer</para>
+ </listitem>
+ <listitem>
+ <para>16BF - 16-bit float</para>
+ </listitem>
+ <listitem>
+ <para>32BF - 32-bit float</para>
+ </listitem>
+ <listitem>
+ <para>64BF - 64-bit float</para>
+ </listitem>
+ </itemizedlist>
+ </para>
+ </refsection>
- <refsection>
- <title>Examples</title>
+ <refsection>
+ <title>Examples</title>
<programlisting>SELECT ST_BandPixelType(rast,1) As btype1,
ST_BandPixelType(rast,2) As btype2, ST_BandPixelType(rast,3) As btype3
</programlisting>
<programlisting>
- --- Get all values in bands 1,2,3 of each pixel --
+--- Get all values in bands 1,2,3 of each pixel --
SELECT x, y, ST_Value(rast, 1, x, y) As b1val,
ST_Value(rast, 2, x, y) As b2val, ST_Value(rast, 3, x, y) As b3val
FROM dummy_rast CROSS JOIN