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Added Meta::packetTimeToUnixMs, fixed datetimes in m3u8 recordings

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This commit is contained in:
Thulinma 2023-11-30 10:17:14 +01:00
parent 3fb92a01d3
commit ac58015e02
3 changed files with 30 additions and 12 deletions
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14
lib/dtsc.cpp
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@ -2593,6 +2593,20 @@ namespace DTSC{
return result.str();
}
uint64_t Meta::packetTimeToUnixMs(uint64_t pktTime, uint64_t systemBoot) const{
if (getUTCOffset()){
return pktTime + getUTCOffset();
}
if (getLive()){
// Grab system boot time from global config file if possible
if (!systemBoot){systemBoot = Util::getGlobalConfig("systemBoot").asInt();}
// fall back to local calculation if loading from global config fails
if (!systemBoot){systemBoot = (Util::unixMS() - Util::bootMS());}
return pktTime + systemBoot + getBootMsOffset();
}
return 0;
}
const Util::RelAccX &Meta::parts(size_t idx) const{return tracks.at(idx).parts;}
Util::RelAccX &Meta::keys(size_t idx){return tracks.at(idx).keys;}
const Util::RelAccX &Meta::keys(size_t idx) const{return tracks.at(idx).keys;}

1
lib/dtsc.h
View file

@ -350,6 +350,7 @@ namespace DTSC{
size_t trackIDToIndex(size_t trackID, size_t pid = 0) const;
std::string getTrackIdentifier(size_t idx, bool unique = false) const;
uint64_t packetTimeToUnixMs(uint64_t pktTime, uint64_t systemBoot = 0) const;
void setInit(size_t trackIdx, const std::string &init);
void setInit(size_t trackIdx, const char *init, size_t initLen);

27
src/output/output.cpp
View file

@ -589,7 +589,7 @@ namespace Mist{
}
continue;
}
if (targetAge && curDateString.size() > 25){
if (targetAge && curTime && curDateString.size() > 25){
uint64_t segmentDiff = Util::getUTCTimeDiff(curDateString.substr(25), curTime);
if (segmentDiff > targetAge){
HIGH_MSG("Dropping segment #%" PRIu64 " from the playlist due to old age (%" PRIu64 " s)", segmentsRemoved, segmentDiff);
@ -1613,7 +1613,7 @@ namespace Mist{
// Initialises the playlist if we are segmenting the output with a playlist
if (targetParams.count("m3u8")){
if (reInitPlaylist){
uint64_t unixMs = M.getBootMsOffset() + systemBoot + currentStartTime;
uint64_t unixMs = M.packetTimeToUnixMs(currentStartTime, systemBoot);
reinitPlaylist(playlistBuffer, targetAge, maxEntries, segmentCount, segmentsRemoved, unixMs, targetDuration, playlistLocation);
}
// Do not open the playlist just yet if this is a non-live source
@ -1757,9 +1757,12 @@ namespace Mist{
break;
}
std::string segment = HTTP::localURIResolver().link(currentTarget).getLinkFrom(playlistLocation);
if (M.getLive()){
uint64_t unixMs = M.getBootMsOffset() + systemBoot + currentStartTime;
playlistBuffer += "#EXT-X-PROGRAM-DATE-TIME:" + Util::getUTCStringMillis(unixMs) + "\n";
{
uint64_t unixMs = M.packetTimeToUnixMs(currentStartTime, systemBoot);
if (unixMs){
INFO_MSG("Adding segment #%" PRIu64 " @ %" PRIu64 " => %s", segmentCount, currentStartTime, Util::getUTCStringMillis(unixMs).c_str());
playlistBuffer += "#EXT-X-PROGRAM-DATE-TIME:" + Util::getUTCStringMillis(unixMs) + "\n";
}
}
INFO_MSG("Adding new segment `%s` of %" PRIu64 "ms to playlist '%s'", segment.c_str(), lastPacketTime - currentStartTime, playlistLocationString.c_str());
// Append duration & TS filename to playlist file
@ -1778,7 +1781,7 @@ namespace Mist{
targetDuration = JSON::Value((uint64_t)segmentDuration + 1).asString();
// Modify the buffer to contain the new targetDuration
if (!M.getLive()){
uint64_t unixMs = M.getBootMsOffset() + systemBoot + currentStartTime;
uint64_t unixMs = M.packetTimeToUnixMs(currentStartTime, systemBoot);
reinitPlaylist(playlistBuffer, targetAge, maxEntries, segmentCount, segmentsRemoved, unixMs, targetDuration, playlistLocation);
}else if (!maxEntries && !targetAge && playlistLocation.isLocalPath()){
// If we are appending to an existing playlist, we need to recover the playlistBuffer and reopen the playlist
@ -1788,7 +1791,7 @@ namespace Mist{
inFile.readAll(newBuffer, bytesRead);
playlistBuffer = std::string(newBuffer, bytesRead) + playlistBuffer;
// Reinit the playlist with the new targetDuration
uint64_t unixMs = M.getBootMsOffset() + systemBoot + currentStartTime;
uint64_t unixMs = M.packetTimeToUnixMs(currentStartTime, systemBoot);
reinitPlaylist(playlistBuffer, targetAge, maxEntries, segmentCount, segmentsRemoved, unixMs, targetDuration, playlistLocation);
connectToFile(playlistLocationString, false, &plsConn);
}
@ -1796,7 +1799,7 @@ namespace Mist{
}
// Remove older entries in the playlist
if (maxEntries || targetAge){
uint64_t unixMs = M.getBootMsOffset() + systemBoot + currentStartTime;
uint64_t unixMs = M.packetTimeToUnixMs(currentStartTime, systemBoot);
reinitPlaylist(playlistBuffer, targetAge, maxEntries, segmentCount, segmentsRemoved, unixMs, targetDuration, playlistLocation);
}
// Do not write to the playlist intermediately if we are outputting a VOD playlist
@ -1892,9 +1895,9 @@ namespace Mist{
if (lastPacketTime - currentStartTime > 0){
std::string segment = HTTP::localURIResolver().link(currentTarget).getLinkFrom(playlistLocation);
INFO_MSG("Adding final segment `%s` of %" PRIu64 "ms to playlist '%s'", segment.c_str(), lastPacketTime - currentStartTime, playlistLocationString.c_str());
if (M.getLive()){
uint64_t unixMs = M.getBootMsOffset() + systemBoot + currentStartTime;
playlistBuffer += "#EXT-X-PROGRAM-DATE-TIME:" + Util::getUTCStringMillis(unixMs) + "\n";
{
uint64_t unixMs = M.packetTimeToUnixMs(currentStartTime, systemBoot);
if (unixMs){playlistBuffer += "#EXT-X-PROGRAM-DATE-TIME:" + Util::getUTCStringMillis(unixMs) + "\n";}
}
// Append duration & TS filename to playlist file
std::stringstream tmp;
@ -1905,7 +1908,7 @@ namespace Mist{
if ((!M.getLive() || (!maxEntries && !targetAge)) && addEndlist){playlistBuffer += "#EXT-X-ENDLIST\n";}
// Remove older entries in the playlist
if (maxEntries || targetAge){
uint64_t unixMs = M.getBootMsOffset() + systemBoot + currentStartTime;
uint64_t unixMs = M.packetTimeToUnixMs(currentStartTime, systemBoot);
reinitPlaylist(playlistBuffer, targetAge, maxEntries, segmentCount, segmentsRemoved, unixMs, targetDuration, playlistLocation);
}
// Append the final contents to the playlist