public override void OnNewSection(Section section)
{
if (section.table_id != TableId) return;
int pmtCount = 0;
int loop = (section.section_length - 9) / 4;
for (int i=0;i<loop;i++)
{
int offset = (8 +(i * 4));
int program_nr=((section.Data[offset] )<<8) + section.Data[offset+1];
int pmt_pid = ((section.Data[offset+2] & 0x1F)<<8) + section.Data[offset+3];
if (pmt_pid <= 0x10 || pmt_pid > 0x1FFF) continue;
if (addToNode)
{
TreeNode pmtNode = baseNode.Nodes.Add("# " + program_nr.ToString() + " pmt pid: 0x" + pmt_pid.ToString("x"));
pmtNode.ForeColor = System.Drawing.Color.Red;
pmtNode = pmtNode.Nodes.Add("PMT");
//if (pmtParsers.Count==0)
pmtParsers.Add(new PmtParser(pmt_pid,program_nr,pmtNode));
}
pmtCount++;
}
patReady = true;
if (addToNode)
baseNode.Text = "PAT (" + pmtParsers.Count.ToString() + " programs)";
}
public override void OnNewSection(Section section)
{
if (section.table_id < 0x4e || section.table_id > 0x6f) return;
int service_id = section.table_id_extension;
int transport_id=(section.Data[8]<<8)+section.Data[9];
int network_id=(section.Data[10]<<8)+section.Data[11];
ulong nid = (ulong)network_id;
ulong tid = (ulong)transport_id;
ulong sid = (ulong)service_id;
ulong key = (ulong)(nid << 32);
key += (ulong)(tid << 16);
key+=sid;
if (channels.ContainsKey(key))
return;
PortalChannel pchannel = new PortalChannel(transport_id, network_id, service_id);
channels.Add(key, pchannel);
TreeNode pNode=baseNode.Nodes.Add("#"+service_id.ToString()+" nid: " + transport_id.ToString() + " nid: " + network_id.ToString() + " sid: " + service_id.ToString());
int start = 14;
while (start + 11 <= section.section_length+1)
{
int descriptors_len = ((section.Data[start + 10] & 0xF) << 8) + section.Data[start + 11];
start += 12;
int off = 0;
while (off < descriptors_len)
{
if (start + off + 1 > section.section_length) return;
int descriptor_tag = section.Data[start + off];
int descriptor_len = section.Data[start + off + 1];
if (start + off + descriptor_len + 2 > section.section_length) return;
if (descriptor_len < 1) return;
if (descriptor_tag == 0x4a)
{
LinkedChannel lchannel = new LinkedChannel();
lchannel.transport_id = (section.Data[start + off + 2] << 8) + section.Data[start + off + 3];
lchannel.network_id = (section.Data[start + off + 4] << 8) + section.Data[start + off + 5];
lchannel.service_id = (section.Data[start + off + 6] << 8) + section.Data[start + off + 7];
string name = "";
for (int i = 0; i < descriptor_len - 7; i++)
name += (char)section.Data[start + off +9+i];
lchannel.displayName = name;
pchannel.linkedChannels.Add(lchannel);
pNode.Nodes.Add("["+name+"] tid: " + lchannel.transport_id.ToString() + " nid: " + lchannel.network_id.ToString() + " sid: " + lchannel.service_id.ToString());
}
off += descriptor_len+2;
} // while (off < descriptors_len)
start += descriptors_len;
} // while (start + 11 <= section.section_length)
if (pNode.Nodes.Count == 0)
pNode.Remove();
}
public override void OnNewSection(Section sections)
{
int start = 14;
byte[] buf = sections.Data;
int service_id = (buf[3] << 8) + buf[4];
if (service_id != 800)
return;
while (start + 11 <= sections.section_length + 1)
{
int descriptors_len = ((buf[start + 10] & 0xf) << 8) + buf[start + 11];
start += 12;
int off = 0;
while (off < descriptors_len)
{
int descriptor_tag = buf[start + off];
int descriptor_len = buf[start + off + 1];
if (descriptor_len > 0)
{
switch (descriptor_tag)
{
case 0x4d: // short event
byte[] data1 = new byte[buf.Length-(start+off-1)];
Array.Copy(buf, start + off, data1, 0, buf.Length - (start + off));
DecodeShortEventDescriptor(data1);
//frm.WriteLog("short event");
break;
case 0x4e: // Extended event
//frm.WriteLog("extended event");
break;
case 0x54: // genre
//frm.WriteLog("genre");
break;
case 0x55: // parental rating
byte[] data=new byte[buf.Length];
Array.Copy(buf, start + off, data, 0, buf.Length - (start + off));
DecodeParentalRating(data);
break;
case 0x5f: // private data
//frm.WriteLog("private data");
break;
case 0x89: // MPAA rating
frm.WriteLog("MPAA rating");
break;
default:
//frm.WriteLog("Unknown descriptor ("+descriptor_tag.ToString()+")");
break;
}
}
off += descriptor_len + 2;
}
start += descriptors_len;
}
}
public void OnNewSection(Section section)
{
int transport_id = section.table_id_extension;
int network_id=(section.Data[8]<<8)+section.Data[9];
ulong nid = (ulong)network_id;
ulong tid = (ulong)transport_id;
//ulong key = (ulong)(nid << 32);
//key += (ulong)(tid << 16);
int start = 11;
while (start < section.section_length)
{
int service_id = (section.Data[start] << 8) + section.Data[start + 1];
ulong key = (ulong)service_id;
int descriptor_loop_len = ((section.Data[start + 3] << 8) | (section.Data[start + 4])) & 0xfff;
if (!servicesReceived.Contains(key))
{
servicesReceived.Add(key);
start += 5;
int off = 0;
while (off < descriptor_loop_len)
{
int descriptor_tag = section.Data[start + off];
int descriptor_len = section.Data[start + off + 1];
if (descriptor_len > 0)
{
switch (descriptor_tag)
{
case 0x48: // service
byte[] desc = new byte[descriptor_len];
Array.Copy(section.Data, start + off + 3, desc, 0, descriptor_len - 1);
string provider; string service;
DecodeServiceDescriptor(desc, out provider, out service);
TreeNode node = baseNode.Nodes.Add("#" + service_id.ToString() + " " + service + " (" + provider + ")");
node.Nodes.Add("transport_id: " + transport_id.ToString() + " nid: " + network_id.ToString() + " sid: " + service_id.ToString());
if (section.table_id == 0x46)
node.Nodes.Add("Other mux");
else
node.Nodes.Add("Same mux");
break;
}
}
off += descriptor_len + 2;
}
}
start += descriptor_loop_len;
}
}
public override void OnNewSection(Section section)
{
if (section.table_id != 1) return;
if (IsReady) return;
int pos = 8;
while (pos+2 < section.section_length)
{
int descriptor_tag = section.Data[pos];
int decriptor_len = section.Data[pos + 1];
if (descriptor_tag == 0x9)
{
int ca_system_id = (section.Data[pos + 2] << 8) + section.Data[pos+3];
int ca_pid = ((section.Data[pos + 4] & 0x1f) << 8) + section.Data[pos + 5];
baseNode.Nodes.Add("Pid: 0x" + ca_pid.ToString("x") + " "+ StringUtils.CA_System_ID2Str(ca_system_id));
}
pos += (decriptor_len + 2);
}
baseNode.Text="CAT ("+baseNode.Nodes.Count.ToString()+" pids)";
IsReady=true;
}
public override void OnNewSection(Section sections)
{
if (IsReady) return;
if (sections.table_id_extension != service_id) return;
if (sections.table_id_extension == 6033)
{
int xc = 564;
}
byte[] section = sections.Data;
int section_length = sections.section_length;
int pcrPid = ((section[8] & 0x1F) << 8) + section[9];
if (addToNode)
{
baseNode.Parent.ForeColor = System.Drawing.Color.Black;
baseNode.Nodes.Add("PCR pid: 0x" + pcrPid.ToString("x"));
}
int program_info_length = ((section[10] & 0xF) << 8) + section[11];
// Skip the descriptors (if any).
int ndx = 12;
ndx += program_info_length;
// Now we have the actual program data.
while (ndx < section_length - 3)
{
int stream_type = section[ndx++];
int pid = ((section[ndx++] & 0x1f) << 8) + section[ndx++];
int es_descriptors_length = ((section[ndx++] & 0x0f) << 8) + section[ndx++];
if (addToNode)
{
TreeNode node = baseNode.Nodes.Add("pid: 0x" + pid.ToString("x") + " type: 0x" + stream_type.ToString("x")+" " + StringUtils.StreamTypeToStr(stream_type));
if (es_descriptors_length > 0)
{
int off = 0;
while (off < es_descriptors_length)
{
int descriptor_tag = section[ndx + off];
int descriptor_len = section[ndx + off + 1];
switch (descriptor_tag)
{
case 0x5:
node.Nodes.Add("0x" + descriptor_tag.ToString("x") + " - Registration descriptor: " + StringUtils.getString468A(section, ndx + off + 2, descriptor_len));
break;
case 0x9: // CA Descriptor
int ca_system_id = (section[ndx+off+ 2] << 8) + section[ndx+off+3];
int ca_pid = ((section[ndx+off+4] & 0x1f) << 8) + section[ndx+off+5];
node.Nodes.Add("CA: Pid: 0x" + ca_pid.ToString("x") + " "+ StringUtils.CA_System_ID2Str(ca_system_id));
break;
case 0x0A: // ISO_639_language
node.Nodes.Add("ISO_639_language: " + StringUtils.getString468A(section, ndx + off + 2, 3));
break;
case 0x52:
node.Nodes.Add("0x" + descriptor_tag.ToString("x") + " - stream identifier descriptor 0x"+section[ndx+off+2].ToString("x"));
break;
case 0x56: // Teletext
node.Text = "pid: 0x" + pid.ToString("x") + " [Teletext] " + StringUtils.StreamTypeToStr(stream_type);
break;
case 0x59: // Subtitles
node.Text = "pid: 0x" + pid.ToString("x") + " [Subtitles] " + StringUtils.StreamTypeToStr(stream_type);
break;
case 0x6A: // AC3
node.Text = "pid: 0x" + pid.ToString("x") + " [AC3-Audio] " + StringUtils.StreamTypeToStr(stream_type);
break;
case 0x5F: // private data
node.Text = "pid: 0x" + pid.ToString("x") + " [Private Data] " + StringUtils.StreamTypeToStr(stream_type);
break;
case 0xA1:
node.Nodes.Add("0x" + descriptor_tag.ToString("x") + " - ATSC: service location");
break;
case 0xA2:
node.Nodes.Add("0x" + descriptor_tag.ToString("x")+" - ATSC: time shifted service");
break;
case 0xA3:
node.Nodes.Add("0x" + descriptor_tag.ToString("x") + " - ATSC: component name");
break;
default:
node.Nodes.Add("0x" + descriptor_tag.ToString("x"));
break;
}
off += descriptor_len + 2;
}
}
}
ndx += es_descriptors_length;
if (!streamPids.Contains((ushort)pid))
streamPids.Add((ushort)pid);
}
int streamcount=baseNode.Nodes.Count-1;
if (addToNode)
baseNode.Text = "PMT (" + streamcount.ToString() + " streams)";
IsReady=true;
}
public void OnNewSection(Section section)
{
int network_descriptor_length = ((section.Data[8] & 0xF) << 8) + section.Data[9];
int l1 = network_descriptor_length;
int pointer = 10;
string network_name = "";
while (l1 > 0)
{
int descriptor_tag = section.Data[pointer];
int x = section.Data[pointer + 1] + 2;
if (descriptor_tag == 0x40)
network_name = StringUtils.getString468A(section.Data, pointer + 2, x - 2);
l1 -= x;
pointer += x;
}
pointer = 10 + network_descriptor_length;
if (pointer > section.section_length) return;
int transport_stream_loop_length = ((section.Data[pointer] & 0xF) << 8) + section.Data[pointer + 1];
l1 = transport_stream_loop_length;
pointer += 2;
while (l1 > 0)
{
if (pointer + 2 > section.section_length) return;
int transport_stream_id = (section.Data[pointer] << 8) + section.Data[pointer + 1];
int original_network_id = (section.Data[pointer + 2] << 8) + section.Data[pointer + 3];
ulong key = (ulong)(original_network_id << 16);
key += (ulong)transport_stream_id;
int transport_descriptor_length = ((section.Data[pointer + 4] & 0xF) << 8) + section.Data[pointer + 5];
netInfo = new NetworkInfo(network_name, transport_stream_id, original_network_id);
pointer += 6;
l1 -= 6;
int l2 = transport_descriptor_length;
while (l2 > 0)
{
if (pointer + 2 > section.section_length) return;
int descriptor_tag = section.Data[pointer];
int descriptor_length = section.Data[pointer + 1] + 2;
switch (descriptor_tag)
{
case 0x43: // sat
DVB_GetSatDelivSys(section.Data, pointer, descriptor_length);
break;
case 0x44: // cable
DVB_GetCableDelivSys(section.Data, pointer, descriptor_length);
break;
case 0x5A: // terrestrial
DVB_GetTerrestrialDelivSys(section.Data, pointer, descriptor_length);
break;
case 0x83: // logical channel number
DVB_GetLogicalChannelNumber(original_network_id, transport_stream_id, section.Data, pointer);
break;
}
pointer += descriptor_length;
l2 -= descriptor_length;
l1 -= descriptor_length;
}
if (netInfo.netType!=NetworkType.Unknown)
baseNode.Text = "NIT " + netInfo.netType.ToString();
if (!seenNITs.Contains(netInfo.frequency))
{
netInfo.AddToNode(baseNode,(section.table_id==0x41));
seenNITs.Add(netInfo.frequency);
}
}
}
public SectionDecoder(ushort pid, int table_id)
{
m_pid = pid;
m_tableId = table_id;
m_section = new Section();
}
public virtual void OnNewSection(Section section)
{
}
public SectionDecoder()
{
m_pid = 0x1fff;
m_tableId = -1;
m_section = new Section();
}
