private int replacePid(IntIntMap replaceSpec, int pid) {
int newPid = pid;
if (replaceSpec.contains(pid)) {
newPid = replaceSpec.get(pid);
}
System.out.println("[" + pid + "->" + newPid + "]");
return newPid;
}
private static void printPat(PATSection pat) {
IntIntMap programs = pat.getPrograms();
System.out.print("PAT: ");
int[] keys = programs.keys();
for (int i : keys) {
System.out.print(i + ":" + programs.get(i) + ", ");
}
}
private static IntIntMap parseReplaceSpec(String spec) {
IntIntMap map = new IntIntMap();
for (String pidPair : spec.split(",")) {
String[] pidPairParsed = pidPair.split(":");
map.put(Integer.parseInt(pidPairParsed[0]), Integer.parseInt(pidPairParsed[1]));
}
return map;
}
private static void dumpTSPackets(ReadableByteChannel _in) throws IOException {
ByteBuffer buf = ByteBuffer.allocate(188 * 1024);
while (_in.read(buf) != -1) {
buf.flip();
buf.limit((buf.limit() / 188) * 188);
int pmtPid = -1;
for (int pkt = 0; buf.hasRemaining(); ++pkt) {
ByteBuffer tsBuf = NIOUtils.read(buf, 188);
Assert.assertEquals(0x47, tsBuf.get() & 0xff);
int guidFlags = ((tsBuf.get() & 0xff) << 8) | (tsBuf.get() & 0xff);
int guid = (int) guidFlags & 0x1fff;
int payloadStart = (guidFlags >> 14) & 0x1;
int b0 = tsBuf.get() & 0xff;
int counter = b0 & 0xf;
if ((b0 & 0x20) != 0) {
NIOUtils.skip(tsBuf, (tsBuf.get() & 0xff));
}
System.out.print(
"#"
+ pkt
+ "[guid: "
+ guid
+ ", cnt: "
+ counter
+ ", start: "
+ (payloadStart == 1 ? "y" : "-"));
if (guid == 0 || guid == pmtPid) {
System.out.print(", PSI]: ");
if (payloadStart == 1) {
NIOUtils.skip(tsBuf, (tsBuf.get() & 0xff));
}
if (guid == 0) {
PATSection pat = PATSection.parsePAT(tsBuf);
IntIntMap programs = pat.getPrograms();
pmtPid = programs.values()[0];
printPat(pat);
} else if (guid == pmtPid) {
PMTSection pmt = PMTSection.parsePMT(tsBuf);
printPmt(pmt);
}
} else {
System.out.print("]: " + tsBuf.remaining());
}
System.out.println();
}
buf.clear();
}
}