Report compression ratio in verbose mode.

src/main/java/azgracompress/compression/ImageCompressor.java

@@ -3,7 +3,9 @@ package azgracompress.compression;
 import azgracompress.cli.ParsedCliOptions;
 import azgracompress.fileformat.QCMPFileHeader;
 
-import java.io.*;
+import java.io.BufferedOutputStream;
+import java.io.DataOutputStream;
+import java.io.FileOutputStream;
 
 public class ImageCompressor extends CompressorDecompressorBase {
 
@@ -35,6 +37,11 @@ public class ImageCompressor extends CompressorDecompressorBase {
         }
     }
 
+    private void reportCompressionRatio(final QCMPFileHeader header, final int written) {
+        final long originalDataSize = 2 * header.getImageSizeX() * header.getImageSizeY() * header.getImageSizeZ();
+        final double compressionRatio = (double) written / (double) originalDataSize;
+        System.out.println(String.format("Compression ratio: %.5f", compressionRatio));
+    }
 
     public boolean compress() {
         IImageCompressor imageCompressor = getImageCompressor();
@@ -51,6 +58,10 @@ public class ImageCompressor extends CompressorDecompressorBase {
 
             imageCompressor.compress(compressStream);
 
+            if (options.isVerbose()) {
+                reportCompressionRatio(header, compressStream.size());
+            }
+
         } catch (Exception ex) {
             System.err.println(ex.getMessage());
             return false;

src/main/java/azgracompress/io/OutBitStream.java

@@ -67,25 +67,11 @@ public class OutBitStream implements AutoCloseable {
             bitBuffer |= (1 << (8 - bitBufferSize));
         }
 
-        //        if (bit > 0) {
-        //            bitBuffer |= (1 << bitBufferSize);
-        //        }
-        //        ++bitBufferSize;
-
         if (bitBufferSize == 8) {
             flushBitBuffer();
         }
     }
 
-    //    public void write(final byte value) {
-    //
-    //    }
-    //
-    //    public void write(final short value) {
-    //
-    //    }
-
-
     public void write(final int value) throws IOException {
         int bit;