docs/javadoc/com/google/zxing/DecodeHintType.html

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  90 com.google.zxing</FONT>
  91 <BR>
  92 Class DecodeHintType</H2>
  93 <PRE>
  94 java.lang.Object
  95   <IMG SRC="../../../resources/inherit.gif" ALT="extended by "><B>com.google.zxing.DecodeHintType</B>
  96 </PRE>
  97 <HR>
  98 <DL>
  99 <DT><PRE>public final class <B>DecodeHintType</B><DT>extends java.lang.Object</DL>
 100 </PRE>
 101
 102 <P>
 103 Encapsulates a type of hint that a caller may pass to a barcode reader to help it
 104  more quickly or accurately decode it. It is up to implementations to decide what,
 105  if anything, to do with the information that is supplied.
 106 <P>
 107
 108 <P>
 109 <DL>
 110 <DT><B>Author:</B></DT>
 111   <DD>Sean Owen, dswitkin@google.com (Daniel Switkin)</DD>
 112 <DT><B>See Also:</B><DD><A HREF="../../../com/google/zxing/Reader.html#decode(com.google.zxing.MonochromeBitmapSource, java.util.Hashtable)"><CODE>Reader.decode(MonochromeBitmapSource, java.util.Hashtable)</CODE></A></DL>
 113 <HR>
 114
 115 <P>
 116 <!-- =========== FIELD SUMMARY =========== -->
 117
 118 <A NAME="field_summary"><!-- --></A>
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 122 <B>Field Summary</B></FONT></TH>
 123 </TR>
 124 <TR BGCOLOR="white" CLASS="TableRowColor">
 125 <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
 126 <CODE>static&nbsp;<A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A></CODE></FONT></TD>
 127 <TD><CODE><B><A HREF="../../../com/google/zxing/DecodeHintType.html#ALLOWED_LENGTHS">ALLOWED_LENGTHS</A></B></CODE>
 128
 129 <BR>
 130 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Allowed lengths of encoded data -- reject anything else.</TD>
 131 </TR>
 132 <TR BGCOLOR="white" CLASS="TableRowColor">
 133 <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
 134 <CODE>static&nbsp;<A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A></CODE></FONT></TD>
 135 <TD><CODE><B><A HREF="../../../com/google/zxing/DecodeHintType.html#OTHER">OTHER</A></B></CODE>
 136
 137 <BR>
 138 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Unspecified, application-specific hint.</TD>
 139 </TR>
 140 <TR BGCOLOR="white" CLASS="TableRowColor">
 141 <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
 142 <CODE>static&nbsp;<A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A></CODE></FONT></TD>
 143 <TD><CODE><B><A HREF="../../../com/google/zxing/DecodeHintType.html#POSSIBLE_FORMATS">POSSIBLE_FORMATS</A></B></CODE>
 144
 145 <BR>
 146 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Image is known to be of one of a few possible formats.</TD>
 147 </TR>
 148 <TR BGCOLOR="white" CLASS="TableRowColor">
 149 <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
 150 <CODE>static&nbsp;<A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A></CODE></FONT></TD>
 151 <TD><CODE><B><A HREF="../../../com/google/zxing/DecodeHintType.html#PURE_BARCODE">PURE_BARCODE</A></B></CODE>
 152
 153 <BR>
 154 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Image is a pure monochrome image of a barcode.</TD>
 155 </TR>
 156 <TR BGCOLOR="white" CLASS="TableRowColor">
 157 <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
 158 <CODE>static&nbsp;<A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A></CODE></FONT></TD>
 159 <TD><CODE><B><A HREF="../../../com/google/zxing/DecodeHintType.html#TRY_HARDER">TRY_HARDER</A></B></CODE>
 160
 161 <BR>
 162 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Spend more time to try to find a barcode; optimize for accuracy, not speed.</TD>
 163 </TR>
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 195 </TABLE>
 196
 197 <A NAME="OTHER"><!-- --></A><H3>
 198 OTHER</H3>
 199 <PRE>
 200 public static final <A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A> <B>OTHER</B></PRE>
 201 <DL>
 202 <DD>Unspecified, application-specific hint. Maps to an unspecified <CODE>Object</CODE>.
 203 <P>
 204 <DL>
 205 </DL>
 206 </DL>
 207 <HR>
 208
 209 <A NAME="PURE_BARCODE"><!-- --></A><H3>
 210 PURE_BARCODE</H3>
 211 <PRE>
 212 public static final <A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A> <B>PURE_BARCODE</B></PRE>
 213 <DL>
 214 <DD>Image is a pure monochrome image of a barcode. Doesn't matter what it maps to;
 215  use <CODE>Boolean.TRUE</CODE>.
 216 <P>
 217 <DL>
 218 </DL>
 219 </DL>
 220 <HR>
 221
 222 <A NAME="POSSIBLE_FORMATS"><!-- --></A><H3>
 223 POSSIBLE_FORMATS</H3>
 224 <PRE>
 225 public static final <A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A> <B>POSSIBLE_FORMATS</B></PRE>
 226 <DL>
 227 <DD>Image is known to be of one of a few possible formats.
 228  Maps to a <CODE>Vector</CODE> of <A HREF="../../../com/google/zxing/BarcodeFormat.html" title="class in com.google.zxing"><CODE>BarcodeFormat</CODE></A>s.
 229 <P>
 230 <DL>
 231 </DL>
 232 </DL>
 233 <HR>
 234
 235 <A NAME="TRY_HARDER"><!-- --></A><H3>
 236 TRY_HARDER</H3>
 237 <PRE>
 238 public static final <A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A> <B>TRY_HARDER</B></PRE>
 239 <DL>
 240 <DD>Spend more time to try to find a barcode; optimize for accuracy, not speed.
 241  Doesn't matter what it maps to; use <CODE>Boolean.TRUE</CODE>.
 242 <P>
 243 <DL>
 244 </DL>
 245 </DL>
 246 <HR>
 247
 248 <A NAME="ALLOWED_LENGTHS"><!-- --></A><H3>
 249 ALLOWED_LENGTHS</H3>
 250 <PRE>
 251 public static final <A HREF="../../../com/google/zxing/DecodeHintType.html" title="class in com.google.zxing">DecodeHintType</A> <B>ALLOWED_LENGTHS</B></PRE>
 252 <DL>
 253 <DD>Allowed lengths of encoded data -- reject anything else. Maps to an int[].
 254 <P>
 255 <DL>
 256 </DL>
 257 </DL>
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