X-Git-Url: http://git.rot13.org/?p=zxing.git;a=blobdiff_plain;f=core%2Fsrc%2Fcom%2Fgoogle%2Fzxing%2Fdatamatrix%2Fdecoder%2FBitMatrixParser.java;h=45ffd2d04bdcf48c688c8848682135c8b512f4b4;hp=96032b43525f460b00b34c5c9e097008db532c54;hb=d0920ceb07da310eb8e10f6a11d5590bcb3184ea;hpb=39ad0a4d87d592f3de98101bb05855348c78494e;ds=sidebyside

diff --git a/core/src/com/google/zxing/datamatrix/decoder/BitMatrixParser.java b/core/src/com/google/zxing/datamatrix/decoder/BitMatrixParser.java
index 96032b43..45ffd2d0 100644
--- a/core/src/com/google/zxing/datamatrix/decoder/BitMatrixParser.java
+++ b/core/src/com/google/zxing/datamatrix/decoder/BitMatrixParser.java
@@ -30,18 +30,21 @@ final class BitMatrixParser {
 
   /**
    * @param bitMatrix {@link BitMatrix} to parse
-   * @throws FormatException if dimension is < 10 or > 144 or not 0 mod 2
+   * @throws FormatException if dimension is < 8 or > 144 or not 0 mod 2
    */
   BitMatrixParser(BitMatrix bitMatrix) throws FormatException {
     int dimension = bitMatrix.getHeight();
-    if (dimension < 10 || dimension > 144 || (dimension & 0x01) != 0) {
+    if (dimension < 8 || dimension > 144 || (dimension & 0x01) != 0) {
       throw FormatException.getFormatInstance();
     }
     
     version = readVersion(bitMatrix);
     this.mappingBitMatrix = extractDataRegion(bitMatrix);
-    // TODO(bbrown): Make this work for rectangular symbols
-    this.readMappingMatrix = new BitMatrix(this.mappingBitMatrix.getHeight());
+    this.readMappingMatrix = new BitMatrix(this.mappingBitMatrix.getWidth(), this.mappingBitMatrix.getHeight());
+  }
+
+  Version getVersion() {
+    return version;
   }
 
   /**
@@ -55,16 +58,9 @@ final class BitMatrixParser {
    * @throws FormatException if the dimensions of the mapping matrix are not valid
    * Data Matrix dimensions.
    */
-  Version readVersion(BitMatrix bitMatrix) throws FormatException {
-
-    if (version != null) {
-      return version;
-    }
-
-    // TODO(bbrown): make this work for rectangular dimensions as well.
+  private static Version readVersion(BitMatrix bitMatrix) throws FormatException {
     int numRows = bitMatrix.getHeight();
-    int numColumns = numRows;
-    
+    int numColumns = bitMatrix.getWidth();
     return Version.getVersionForDimensions(numRows, numColumns);
   }
 
@@ -83,9 +79,9 @@ final class BitMatrixParser {
     
     int row = 4;
     int column = 0;
-    // TODO(bbrown): Data Matrix can be rectangular, assuming square for now
+
     int numRows = mappingBitMatrix.getHeight();
-    int numColumns = numRows;
+    int numColumns = mappingBitMatrix.getWidth();
     
     boolean corner1Read = false;
     boolean corner2Read = false;
@@ -407,7 +403,6 @@ final class BitMatrixParser {
     int symbolSizeRows = version.getSymbolSizeRows();
     int symbolSizeColumns = version.getSymbolSizeColumns();
     
-    // TODO(bbrown): Make this work with rectangular codes
     if (bitMatrix.getHeight() != symbolSizeRows) {
       throw new IllegalArgumentException("Dimension of bitMarix must match the version size");
     }
@@ -419,10 +414,9 @@ final class BitMatrixParser {
     int numDataRegionsColumn = symbolSizeColumns / dataRegionSizeColumns;
     
     int sizeDataRegionRow = numDataRegionsRow * dataRegionSizeRows;
-    //int sizeDataRegionColumn = numDataRegionsColumn * dataRegionSizeColumns;
+    int sizeDataRegionColumn = numDataRegionsColumn * dataRegionSizeColumns;
     
-    // TODO(bbrown): Make this work with rectangular codes
-    BitMatrix bitMatrixWithoutAlignment = new BitMatrix(sizeDataRegionRow);
+    BitMatrix bitMatrixWithoutAlignment = new BitMatrix(sizeDataRegionColumn, sizeDataRegionRow);
     for (int dataRegionRow = 0; dataRegionRow < numDataRegionsRow; ++dataRegionRow) {
       int dataRegionRowOffset = dataRegionRow * dataRegionSizeRows;
       for (int dataRegionColumn = 0; dataRegionColumn < numDataRegionsColumn; ++dataRegionColumn) {