Oops. Forgot to implement access method for the colorspace & extend TJBench

git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1022 632fc199-4ca6-4c93-a231-07263d6284db

java/TJBench.java

@@ -52,6 +52,10 @@ class TJBench {
     "444", "422", "420", "GRAY", "440", "411"
   };
 
+  static final String[] csName = {
+    "RGB", "YCbCr", "GRAY", "CMYK", "YCCK"
+  };
+
   static TJScalingFactor sf;
   static int xformOp = TJTransform.OP_NONE, xformOpt = 0;
   static double benchTime = 5.0;
@@ -62,6 +66,16 @@ class TJBench {
   }
 
 
+  static String formatName(int subsamp, int cs) {
+    if (cs == TJ.CS_YCbCr)
+      return subNameLong[subsamp];
+    else if (cs == TJ.CS_YCCK)
+      return csName[cs] + " " + subNameLong[subsamp];
+    else
+      return csName[cs];
+  }
+
+
   static String sigFig(double val, int figs) {
     String format;
     int digitsAfterDecimal = figs - (int)Math.ceil(Math.log10(Math.abs(val)));
@@ -417,7 +431,7 @@ class TJBench {
     byte[] srcBuf;
     int[] jpegSize;
     int totalJpegSize;
-    int w = 0, h = 0, subsamp = -1, _w, _h, _tilew, _tileh,
+    int w = 0, h = 0, subsamp = -1, cs = -1, _w, _h, _tilew, _tileh,
       _ntilesw, _ntilesh, _subsamp, x, y;
     int ntilesw = 1, ntilesh = 1;
     double start, elapsed;
@@ -439,17 +453,22 @@ class TJBench {
     w = tjt.getWidth();
     h = tjt.getHeight();
     subsamp = tjt.getSubsamp();
+    cs = tjt.getColorspace();
 
     if (quiet == 1) {
       System.out.println("All performance values in Mpixels/sec\n");
-      System.out.format("Bitmap\tBitmap\tJPEG\t%s %s \tXform\tComp\tDecomp\n",
+      System.out.format("Bitmap\tBitmap\tJPEG\tJPEG\t%s %s \tXform\tComp\tDecomp\n",
                         (doTile ? "Tile " : "Image"),
                         (doTile ? "Tile " : "Image"));
-      System.out.println("Format\tOrder\tSubsamp\tWidth Height\tPerf \tRatio\tPerf\n");
+      System.out.println("Format\tOrder\tCS\tSubsamp\tWidth Height\tPerf \tRatio\tPerf\n");
     } else if (quiet == 0) {
-      System.out.format(">>>>>  JPEG %s --> %s (%s)  <<<<<",
+      if (yuv == YUVDECODE)
-        subNameLong[subsamp], pixFormatStr[pf],
+        System.out.format(">>>>>  JPEG %s --> YUV  <<<<<",
-        (flags & TJ.FLAG_BOTTOMUP) != 0 ? "Bottom-up" : "Top-down");
+          formatName(subsamp, cs));
+      else
+        System.out.format(">>>>>  JPEG %s --> %s (%s)  <<<<<",
+          formatName(subsamp, cs), pixFormatStr[pf],
+          (flags & TJ.FLAG_BOTTOMUP) != 0 ? "Bottom-up" : "Top-down");
     }
 
     for (int tilew = doTile ? 16 : w, tileh = doTile ? 16 : h; ;
@@ -470,9 +489,9 @@ class TJBench {
                             sf.getScaled(_h));
         System.out.println("");
       } else if (quiet == 1) {
-        System.out.format("%s\t%s\t%s\t", pixFormatStr[pf],
+        System.out.format("%s\t%s\t%s\t%s\t", pixFormatStr[pf],
                           (flags & TJ.FLAG_BOTTOMUP) != 0 ? "BU" : "TD",
-                          subNameLong[subsamp]);
+                          csName[cs], subNameLong[subsamp]);
         System.out.format("%-4d  %-4d\t", tilew, tileh);
       }
 

java/doc/index-all.html

@@ -262,6 +262,10 @@ Static variable in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/
 Static method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg">TJ</A>
 <DD>For the given pixel format, returns the number of bytes that the blue
  component is offset from the start of the pixel.
+<DT><A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html#getColorspace()"><B>getColorspace()</B></A> - 
+Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A>
+<DD>Returns the colorspace used in the JPEG image associated with this
+ decompressor instance.
 <DT><A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html#getCompressedSize()"><B>getCompressedSize()</B></A> - 
 Method in class org.libjpegturbo.turbojpeg.<A HREF="./org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg">TJCompressor</A>
 <DD>Returns the size of the image (in bytes) generated by the most recent

java/doc/org/libjpegturbo/turbojpeg/TJDecompressor.html

@@ -358,6 +358,15 @@ TurboJPEG decompressor
 <TR BGCOLOR="white" CLASS="TableRowColor">
 <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
 <CODE>&nbsp;int</CODE></FONT></TD>
+<TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getColorspace()">getColorspace</A></B>()</CODE>
+
+<BR>
+&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the colorspace used in the JPEG image associated with this
+ decompressor instance.</TD>
+</TR>
+<TR BGCOLOR="white" CLASS="TableRowColor">
+<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
+<CODE>&nbsp;int</CODE></FONT></TD>
 <TD><CODE><B><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getHeight()">getHeight</A></B>()</CODE>
 
 <BR>
@@ -656,7 +665,7 @@ public int <B>getSubsamp</B>()
                throws java.lang.Exception</PRE>
 <DL>
 <DD>Returns the level of chrominance subsampling used in the JPEG image
- associated with this decompressor instance.
+ associated with this decompressor instance.  See <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.SAMP_*</CODE></A>.
 <P>
 <DD><DL>
 
@@ -668,6 +677,25 @@ public int <B>getSubsamp</B>()
 </DL>
 <HR>
 
+<A NAME="getColorspace()"><!-- --></A><H3>
+getColorspace</H3>
+<PRE>
+public int <B>getColorspace</B>()
+                  throws java.lang.Exception</PRE>
+<DL>
+<DD>Returns the colorspace used in the JPEG image associated with this
+ decompressor instance.  See <A HREF="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><CODE>TJ.CS_*</CODE></A>.
+<P>
+<DD><DL>
+
+<DT><B>Returns:</B><DD>the colorspace used in the JPEG image associated with this
+ decompressor instance
+<DT><B>Throws:</B>
+<DD><CODE>java.lang.Exception</CODE></DL>
+</DD>
+</DL>
+<HR>
+
 <A NAME="getJPEGBuf()"><!-- --></A><H3>
 getJPEGBuf</H3>
 <PRE>

java/doc/org/libjpegturbo/turbojpeg/TJTransformer.html

@@ -203,7 +203,7 @@ TurboJPEG lossless transformer
 <TH ALIGN="left"><B>Methods inherited from class org.libjpegturbo.turbojpeg.<A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</A></B></TH>
 </TR>
 <TR BGCOLOR="white" CLASS="TableRowColor">
-<TD><CODE><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#close()">close</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(java.awt.image.BufferedImage, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int[], int, int, int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#finalize()">finalize</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getHeight()">getHeight</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGBuf()">getJPEGBuf</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGSize()">getJPEGSize</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledHeight(int, int)">getScaledHeight</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledWidth(int, int)">getScaledWidth</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getSubsamp()">getSubsamp</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getWidth()">getWidth</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#setJPEGImage(byte[], int)">setJPEGImage</A></CODE></TD>
+<TD><CODE><A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#close()">close</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(java.awt.image.BufferedImage, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[], int, int, int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int[], int, int, int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(int, int, int, int, int)">decompress</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(byte[], int, int, int, int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int, int, int, int)">decompressToYUV</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#finalize()">finalize</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getColorspace()">getColorspace</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getHeight()">getHeight</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGBuf()">getJPEGBuf</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGSize()">getJPEGSize</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledHeight(int, int)">getScaledHeight</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getScaledWidth(int, int)">getScaledWidth</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getSubsamp()">getSubsamp</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getWidth()">getWidth</A>, <A HREF="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#setJPEGImage(byte[], int)">setJPEGImage</A></CODE></TD>
 </TR>
 </TABLE>
 &nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>

java/org/libjpegturbo/turbojpeg/TJDecompressor.java

@@ -117,7 +117,7 @@ public class TJDecompressor {
 
   /**
    * Returns the level of chrominance subsampling used in the JPEG image
-   * associated with this decompressor instance.
+   * associated with this decompressor instance.  See {@link TJ TJ.SAMP_*}.
    *
    * @return the level of chrominance subsampling used in the JPEG image
    * associated with this decompressor instance
@@ -130,6 +130,21 @@ public class TJDecompressor {
     return jpegSubsamp;
   }
 
+  /**
+   * Returns the colorspace used in the JPEG image associated with this
+   * decompressor instance.  See {@link TJ TJ.CS_*}.
+   *
+   * @return the colorspace used in the JPEG image associated with this
+   * decompressor instance
+   */
+  public int getColorspace() throws Exception {
+    if (jpegColorspace < 0)
+      throw new Exception(NO_ASSOC_ERROR);
+    if (jpegColorspace >= TJ.NUMCS)
+      throw new Exception("JPEG header information is invalid");
+    return jpegColorspace;
+  }
+
   /**
    * Returns the JPEG image buffer associated with this decompressor instance.
    *