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Added set functions to TS PMT

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This commit is contained in:
ozzay 2014-08-12 16:49:21 +02:00
parent c32f111f36
commit 2e0b73f726
2 changed files with 113 additions and 1 deletions
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99
lib/ts_packet.cpp
View file

@ -695,57 +695,118 @@ namespace TS {
return strBuf[loc];
}
void ProgramMappingTable::setOffset(char newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0);
strBuf[loc] = newVal;
}
char ProgramMappingTable::getTableId() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 1;
return strBuf[loc];
}
void ProgramMappingTable::setTableId(char newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 1;
strBuf[loc] = newVal;
}
short ProgramMappingTable::getSectionLength() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 2;
return (((short)strBuf[loc] & 0x0F) << 8) | strBuf[loc + 1];
}
void ProgramMappingTable::setSectionLength(short newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 2;
strBuf[loc] = (char)((newVal >> 8) & 0x0F);
strBuf[loc+1] = (char)newVal;
}
short ProgramMappingTable::getProgramNumber() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 4;
return (((short)strBuf[loc]) << 8) | strBuf[loc + 1];
}
void ProgramMappingTable::setProgramNumber(short newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 4;
strBuf[loc] = (char)(newVal >> 8);
strBuf[loc+1] = (char)newVal;
}
char ProgramMappingTable::getVersionNumber() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 6;
return (strBuf[loc] >> 1) & 0x1F;
}
void ProgramMappingTable::setVersionNumber(char newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 6;
strBuf[loc] = ((newVal & 0x1F) << 1) | strBuf[loc] & 0xC1;//note: using "| strBuf" to not touch other bits
}
///Retrieves the "current/next" indicator
bool ProgramMappingTable::getCurrentNextIndicator() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 6;
return (strBuf[loc] >> 1) & 0x01;
}
///Sets the "current/next" indicator
void ProgramMappingTable::setCurrentNextIndicator(bool newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 6;
strBuf[loc] = (((char)newVal) << 1) | strBuf[loc] & 0xFD;
}
///Retrieves the section number
char ProgramMappingTable::getSectionNumber() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 7;
return strBuf[loc];
}
///Sets the section number
void ProgramMappingTable::setSectionNumber(char newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 7;
strBuf[loc] = newVal;
}
///Retrieves the last section number
char ProgramMappingTable::getLastSectionNumber() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 8;
return strBuf[loc];
}
///Sets the last section number
void ProgramMappingTable::setLastSectionNumber(char newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 8;
strBuf[loc] = newVal;
}
short ProgramMappingTable::getPCRPID() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 9;
return (((short)strBuf[loc] & 0x1F) << 8) | strBuf[loc + 1];
}
void ProgramMappingTable::setPCRPID(short newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 9;
strBuf[loc] = (char)((newVal >> 8) & 0x1F);
strBuf[loc+1] = (char)newVal;
}
short ProgramMappingTable::getProgramInfoLength() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 11;
return (((short)strBuf[loc] & 0x0F) << 8) | strBuf[loc + 1];
}
void ProgramMappingTable::setProgramInfoLength(short newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 11;
strBuf[loc] = (char)((newVal >> 8) & 0x0F);
strBuf[loc+1] = (char)newVal;
}
short ProgramMappingTable::getProgramCount() {
return (getSectionLength() - 13) / 5;
}
void ProgramMappingTable::setProgramCount(short newVal) {
setSectionLength(newVal * 5 + 13);
}
char ProgramMappingTable::getStreamType(short index) {
if (index > getProgramCount()) {
@ -755,8 +816,15 @@ namespace TS {
return strBuf[loc + (index * 5)];
}
void ProgramMappingTable::setStreamType(char newVal, short index) {
if (index > getProgramCount()) {
return;
}
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 13 + getProgramInfoLength();
strBuf[loc + (index * 5)] = newVal;
}
short ProgramMappingTable::getElementaryPID(short index) {
;
if (index > getProgramCount()) {
return 0;
}
@ -764,6 +832,16 @@ namespace TS {
return (((short)strBuf[loc + (index * 5) + 1] & 0x1F) << 8) | strBuf[loc + (index * 5) + 2];
}
void ProgramMappingTable::setElementaryPID(short newVal, short index) {
if (index > getProgramCount()) {
return;
}
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 13 + getProgramInfoLength();
//return (((short)strBuf[loc + (index * 5) + 1] & 0x1F) << 8) | strBuf[loc + (index * 5) + 2];
strBuf[loc + (index * 5)+1] = (newVal >> 8) & 0x1F;
strBuf[loc + (index * 5)+2] = (char)newVal;
}
short ProgramMappingTable::getESInfoLength(short index) {
if (index > getProgramCount()) {
return 0;
@ -772,11 +850,30 @@ namespace TS {
return (((short)strBuf[loc + (index * 5) + 3] & 0x0F) << 8) | strBuf[loc + (index * 5) + 4];
}
void ProgramMappingTable::setESInfoLength(short newVal, short index) {
if (index > getProgramCount()) {
return;
}
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 13 + getProgramInfoLength();
//return (((short)strBuf[loc + (index * 5) + 3] & 0x0F) << 8) | strBuf[loc + (index * 5) + 4];
strBuf[loc + (index * 5)+3] = (newVal >> 8) & 0x0F;
strBuf[loc + (index * 5)+4] = (char)newVal;
}
int ProgramMappingTable::getCRC() {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 13 + getProgramInfoLength() + (getProgramCount() * 5);
return ((int)(strBuf[loc]) << 24) | ((int)(strBuf[loc + 1]) << 16) | ((int)(strBuf[loc + 2]) << 8) | strBuf[loc + 3];
}
void ProgramMappingTable::setCRC(int newVal) {
unsigned int loc = 4 + (AdaptationField() > 1 ? AdaptationFieldLen() + 1 : 0) + getOffset() + 13 + getProgramInfoLength() + (getProgramCount() * 5);
//return ((int)(strBuf[loc]) << 24) | ((int)(strBuf[loc + 1]) << 16) | ((int)(strBuf[loc + 2]) << 8) | strBuf[loc + 3];
strBuf[loc] = newVal >> 24;
strBuf[loc + 1] = (newVal >> 16) & 0xFF;
strBuf[loc + 2] = (newVal >> 8) & 0xFF;
strBuf[loc + 3] = newVal & 0xFF;
}
///Print all PMT values in a human readable format
///\param indent The indentation of the string printed as wanted by the user
///\return The string with human readable data from a PMT table

15
lib/ts_packet.h
View file

@ -110,20 +110,35 @@ namespace TS {
class ProgramMappingTable : public Packet {
public:
char getOffset();
void setOffset(char newVal);
char getTableId();
void setTableId(char newVal);
short getSectionLength();
void setSectionLength(short newVal);
short getProgramNumber();
void setProgramNumber(short newVal);
char getVersionNumber();
void setVersionNumber(char newVal);
bool getCurrentNextIndicator();
void setCurrentNextIndicator(bool newVal);
char getSectionNumber();
void setSectionNumber(char newVal);
char getLastSectionNumber();
void setLastSectionNumber(char newVal);
short getPCRPID();
void setPCRPID(short newVal);
short getProgramInfoLength();
void setProgramInfoLength(short newVal);
short getProgramCount();
void setProgramCount(short newVal);
char getStreamType(short index);
void setStreamType(char newVal, short index);
short getElementaryPID(short index);
void setElementaryPID(short newVal, short index);
short getESInfoLength(short index);
void setESInfoLength(short newVal,short index);
int getCRC();
void setCRC(int newVal);
std::string toPrettyString(size_t indent);
};