#include "mp4_encryption.h" /*LTS*/
#include "mp4_ms.h"
namespace MP4{
static char c2hex(int c){
if (c >= '0' && c <= '9') return c - '0';
if (c >= 'a' && c <= 'f') return c - 'a' + 10;
if (c >= 'A' && c <= 'F') return c - 'A' + 10;
return 0;
}
SDTP::SDTP(){memcpy(data + 4, "sdtp", 4);}
void SDTP::setVersion(uint32_t newVersion){setInt8(newVersion, 0);}
uint32_t SDTP::getVersion(){return getInt8(0);}
void SDTP::setValue(uint32_t newValue, size_t index){setInt8(newValue, index);}
uint32_t SDTP::getValue(size_t index){return getInt8(index);}
std::string SDTP::toPrettyString(uint32_t indent){
std::stringstream r;
r << std::string(indent, ' ') << "[sdtp] Sample Dependancy Type (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "Samples: " << (boxedSize() - 12) << std::endl;
for (size_t i = 1; i <= boxedSize() - 12; ++i){
uint32_t val = getValue(i + 3);
r << std::string(indent + 2, ' ') << "[" << i << "] = ";
switch (val & 3){
case 0: r << " "; break;
case 1: r << "Redundant, "; break;
case 2: r << "Not redundant, "; break;
case 3: r << "Error, "; break;
}
switch (val & 12){
case 0: r << " "; break;
case 4: r << "Not disposable, "; break;
case 8: r << "Disposable, "; break;
case 12: r << "Error, "; break;
}
switch (val & 48){
case 0: r << " "; break;
case 16: r << "IFrame, "; break;
case 32: r << "Not IFrame, "; break;
case 48: r << "Error, "; break;
}
r << "(" << val << ")" << std::endl;
}
return r.str();
}
UUID::UUID(){
memcpy(data + 4, "uuid", 4);
setInt64(0, 0);
setInt64(0, 8);
}
std::string UUID::getUUID(){
std::stringstream r;
r << std::hex;
for (int i = 0; i < 16; ++i){
if (i == 4 || i == 6 || i == 8 || i == 10){r << "-";}
r << std::setfill('0') << std::setw(2) << std::right << (int)(data[8 + i]);
}
return r.str();
}
void UUID::setUUID(const std::string &uuid_string){
// reset UUID to zero
for (int i = 0; i < 4; ++i){((uint32_t *)(data + 8))[i] = 0;}
// set the UUID from the string, char by char
int i = 0;
for (size_t j = 0; j < uuid_string.size(); ++j){
if (uuid_string[j] == '-'){continue;}
data[8 + i / 2] |= (c2hex(uuid_string[j]) << ((~i & 1) << 2));
++i;
}
}
void UUID::setUUID(const char *raw_uuid){memcpy(data + 8, raw_uuid, 16);}
std::string UUID::toPrettyString(uint32_t indent){
std::string UUID = getUUID();
if (UUID == "d4807ef2-ca39-4695-8e54-26cb9e46a79f"){
return ((UUID_TrackFragmentReference *)this)->toPrettyString(indent);
}
/*LTS-START*/
if (UUID == "a2394f52-5a9b-4f14-a244-6c427c648df4"){
return ((UUID_SampleEncryption *)this)->toPrettyString(indent);
}
if (UUID == "8974dbce-7be7-4c51-84f9-7148f9882554"){
return ((UUID_TrackEncryption *)this)->toPrettyString(indent);
}
if (UUID == "d08a4f18-10f3-4a82-b6c8-32d8aba183d3"){
return ((UUID_ProtectionSystemSpecificHeader *)this)->toPrettyString(indent);
}
if (UUID == "6d1d9b05-42d5-44e6-80e2-141daff757b2"){
return ((UUID_TFXD *)this)->toPrettyString(indent);
}
/*LTS-END*/
std::stringstream r;
r << std::string(indent, ' ') << "[uuid] Extension box (" << boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "UUID: " << UUID << std::endl;
r << std::string(indent + 1, ' ') << "Unknown UUID - ignoring contents." << std::endl;
return r.str();
}
UUID_TrackFragmentReference::UUID_TrackFragmentReference(){
setUUID((std::string) "d4807ef2-ca39-4695-8e54-26cb9e46a79f");
}
void UUID_TrackFragmentReference::setVersion(uint32_t newVersion){setInt8(newVersion, 16);}
uint32_t UUID_TrackFragmentReference::getVersion(){return getInt8(16);}
void UUID_TrackFragmentReference::setFlags(uint32_t newFlags){setInt24(newFlags, 17);}
uint32_t UUID_TrackFragmentReference::getFlags(){return getInt24(17);}
void UUID_TrackFragmentReference::setFragmentCount(uint32_t newCount){setInt8(newCount, 20);}
uint32_t UUID_TrackFragmentReference::getFragmentCount(){return getInt8(20);}
void UUID_TrackFragmentReference::setTime(size_t num, uint64_t newTime){
if (getVersion() == 0){
setInt32(newTime, 21 + (num * 8));
}else{
setInt64(newTime, 21 + (num * 16));
}
}
uint64_t UUID_TrackFragmentReference::getTime(size_t num){
if (getVersion() == 0){
return getInt32(21 + (num * 8));
}else{
return getInt64(21 + (num * 16));
}
}
void UUID_TrackFragmentReference::setDuration(size_t num, uint64_t newDuration){
if (getVersion() == 0){
setInt32(newDuration, 21 + (num * 8) + 4);
}else{
setInt64(newDuration, 21 + (num * 16) + 8);
}
}
uint64_t UUID_TrackFragmentReference::getDuration(size_t num){
if (getVersion() == 0){
return getInt32(21 + (num * 8) + 4);
}else{
return getInt64(21 + (num * 16) + 8);
}
}
std::string UUID_TrackFragmentReference::toPrettyString(uint32_t indent){
std::stringstream r;
r << std::string(indent, ' ') << "[d4807ef2-ca39-4695-8e54-26cb9e46a79f] Track Fragment Reference ("
<< boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "Version: " << getVersion() << std::endl;
r << std::string(indent + 1, ' ') << "Fragments: " << getFragmentCount() << std::endl;
int j = getFragmentCount();
for (int i = 0; i < j; ++i){
r << std::string(indent + 2, ' ') << "[" << i << "] Time = " << getTime(i)
<< ", Duration = " << getDuration(i) << std::endl;
}
return r.str();
}
UUID_TFXD::UUID_TFXD(){
setUUID((std::string) "6d1d9b05-42d5-44e6-80e2-141daff757b2");
setVersion(0);
setFlags(0);
}
void UUID_TFXD::setVersion(uint32_t newVersion){setInt8(newVersion, 16);}
uint32_t UUID_TFXD::getVersion(){return getInt8(16);}
void UUID_TFXD::setFlags(uint32_t newFlags){setInt24(newFlags, 17);}
uint32_t UUID_TFXD::getFlags(){return getInt24(17);}
void UUID_TFXD::setTime(uint64_t newTime){
if (getVersion() == 0){
setInt32(newTime, 20);
}else{
setInt64(newTime, 20);
}
}
uint64_t UUID_TFXD::getTime(){
if (getVersion() == 0){
return getInt32(20);
}else{
return getInt64(20);
}
}
void UUID_TFXD::setDuration(uint64_t newDuration){
if (getVersion() == 0){
setInt32(newDuration, 24);
}else{
setInt64(newDuration, 28);
}
}
uint64_t UUID_TFXD::getDuration(){
if (getVersion() == 0){
return getInt32(24);
}else{
return getInt64(28);
}
}
std::string UUID_TFXD::toPrettyString(uint32_t indent){
std::stringstream r;
setUUID((std::string) "6d1d9b05-42d5-44e6-80e2-141daff757b2");
r << std::string(indent, ' ') << "[6d1d9b05-42d5-44e6-80e2-141daff757b2] TFXD Box ("
<< boxedSize() << ")" << std::endl;
r << std::string(indent + 1, ' ') << "Version: " << getVersion() << std::endl;
r << std::string(indent + 1, ' ') << "Time = " << getTime() << std::endl;
r << std::string(indent + 1, ' ') << "Duration = " << getDuration() << std::endl;
return r.str();
}
}// namespace MP4