jar/pack/BandStructure.java

284     protected CodingMethod getBandHeader(int XB, Coding regularCoding) {
286         // push back XB onto the band header bytes
287         bandHeaderBytes[--bandHeaderBytePos] = (byte) XB;
289         // scan forward through XB and any additional band header bytes
651                 // First byte XB of meta-coding is treated specially,
674             int XB = metaCoding[0] & 0xFF;
675             int X = encodeEscapeValue(XB, regularCoding);
687                 int XB = metaCoding[0] & 0xFF;
691                 int X = encodeEscapeValue(XB, regularCoding);
692                 //System.out.println("X="+X+" XB="+XB+" in "+this);
716                 int XB = decodeEscapeValue(X, regularCoding);
717                 if (XB < 0) {
722                 } else if (XB == _meta_default) {
727                         Utils.log.fine("found X="+X+" => XB="+XB);
728                     bandCoding = getBandHeader(XB, regularCoding);
1138     // and the first byte XB is -1-X.
1142     // and XB is X-(D.L).
1148     // Result is in [0..255] if XB was successfully extracted, else -1.
1154         // Result is in [0..255] if XB was successfully extracted, else -1.
1159                 int XB = -1-X;
1160                 assert(XB >= 0 && XB < 256);
1161                 return XB;
1166                 int XB = X-L;
1167                 assert(XB >= 0 && XB < 256);
1168                 return XB;
1174     protected static int encodeEscapeValue(int XB, Coding regularCoding) {
1175         assert(XB >= 0 && XB < 256);
1180             X = -1-XB;
1184             X = XB+L;
1186         assert(decodeEscapeValue(X, regularCoding) == XB)
1187             : (regularCoding+" XB="+XB+" X="+X);
1200                 for (int XB = 0; XB <= 255; XB++) {
1202                     encodeEscapeValue(XB, D);