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Added maxKeepAway option for live streams, renamed minkeepaway/keepaway to "jitter" externally, added global jitter and bframe checks in all JSON-like metadata outputs

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Thulinma 2020-08-24 23:16:53 +02:00
parent 7b523d53c7
commit 49ee109b50
7 changed files with 90 additions and 23 deletions
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48
lib/dtsc.cpp
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@ -1132,6 +1132,7 @@ namespace DTSC{
stream.addField("live", RAX_UINT);
stream.addField("tracks", RAX_NESTED, META_TRACK_OFFSET + (trackCount * META_TRACK_RECORDSIZE));
stream.addField("source", RAX_STRING, 512);
stream.addField("maxkeepaway", RAX_16UINT);
stream.addField("bufferwindow", RAX_64UINT);
stream.addField("bootmsoffset", RAX_64INT);
stream.addField("minfragduration", RAX_64UINT);
@ -1163,6 +1164,7 @@ namespace DTSC{
streamVodField = stream.getFieldData("vod");
streamLiveField = stream.getFieldData("live");
streamSourceField = stream.getFieldData("source");
streamMaxKeepAwayField = stream.getFieldData("maxkeepaway");
streamBufferWindowField = stream.getFieldData("bufferwindow");
streamBootMsOffsetField = stream.getFieldData("bootmsoffset");
streamMinimumFragmentDurationField = stream.getFieldData("minfragduration");
@ -1853,11 +1855,19 @@ namespace DTSC{
}
void Meta::setMinKeepAway(size_t trackIdx, uint64_t minKeepAway){
trackList.setInt(trackMinKeepAwayField, minKeepAway);
trackList.setInt(trackMinKeepAwayField, minKeepAway, trackIdx);
}
uint64_t Meta::getMinKeepAway(size_t trackIdx) const{
return trackList.getInt(trackMinKeepAwayField);
return trackList.getInt(trackMinKeepAwayField, trackIdx);
}
void Meta::setMaxKeepAway(uint64_t maxKeepAway){
stream.setInt(streamMaxKeepAwayField, maxKeepAway);
}
uint64_t Meta::getMaxKeepAway() const{
return stream.getInt(streamMaxKeepAwayField);
}
void Meta::setEncryption(size_t trackIdx, const std::string &encryption){
@ -2602,19 +2612,11 @@ namespace DTSC{
/// Converts the current Meta object to JSON format
void Meta::toJSON(JSON::Value &res, bool skipDynamic, bool tracksOnly) const{
res.null();
if (getLive()){
res["live"] = 1u;
}else{
res["vod"] = 1u;
}
res["version"] = DTSH_VERSION;
if (getBufferWindow()){res["buffer_window"] = getBufferWindow();}
if (getSource() != ""){res["source"] = getSource();}
if (!skipDynamic){
WARN_MSG("Skipping dynamic stuff even though skipDynamic is set to false");
}
uint64_t jitter = 0;
bool bframes = false;
std::set<size_t> validTracks = getValidTracks();
for (std::set<size_t>::iterator it = validTracks.begin(); it != validTracks.end(); it++){
JSON::Value &trackJSON = res["tracks"][getTrackIdentifier(*it, true)];
@ -2631,7 +2633,11 @@ namespace DTSC{
trackJSON["maxbps"] = getMaxBps(*it);
if (!skipDynamic && getLive()){
if (getMissedFragments(*it)){trackJSON["missed_frags"] = getMissedFragments(*it);}
if (getMinKeepAway(*it)){trackJSON["keepaway"] = getMinKeepAway(*it);}
}
uint64_t trkJitter = getMinKeepAway(*it);
if (trkJitter){
trackJSON["jitter"] = trkJitter;
if (trkJitter > jitter){jitter = trkJitter;}
}
if (getLang(*it) != "" && getLang(*it) != "und"){trackJSON["lang"] = getLang(*it);}
@ -2643,12 +2649,28 @@ namespace DTSC{
trackJSON["width"] = getWidth(*it);
trackJSON["height"] = getHeight(*it);
trackJSON["fpks"] = getFpks(*it);
if (hasBFrames(*it)){
bframes = true;
trackJSON["bframes"] = 1;
}
}
}
if (tracksOnly){
JSON::Value v = res["tracks"];
res = v;
return;
}
if (jitter){res["jitter"] = jitter;}
res["bframes"] = bframes?1:0;
if (getMaxKeepAway()){res["maxkeepaway"] = getMaxKeepAway();}
if (getLive()){
res["live"] = 1u;
}else{
res["vod"] = 1u;
}
res["version"] = DTSH_VERSION;
if (getBufferWindow()){res["buffer_window"] = getBufferWindow();}
if (getSource() != ""){res["source"] = getSource();}
}
/// Sends the current Meta object through a socket in DTSH format

4
lib/dtsc.h
View file

@ -377,6 +377,9 @@ namespace DTSC{
void setMinKeepAway(size_t trackIdx, uint64_t minKeepAway);
uint64_t getMinKeepAway(size_t trackIdx) const;
void setMaxKeepAway(uint64_t maxKeepAway);
uint64_t getMaxKeepAway() const;
/*LTS-START*/
void setSourceTrack(size_t trackIdx, size_t sourceTrack);
uint64_t getSourceTrack(size_t trackIdx) const;
@ -486,6 +489,7 @@ namespace DTSC{
Util::RelAccXFieldData streamVodField;
Util::RelAccXFieldData streamLiveField;
Util::RelAccXFieldData streamSourceField;
Util::RelAccXFieldData streamMaxKeepAwayField;
Util::RelAccXFieldData streamBufferWindowField;
Util::RelAccXFieldData streamBootMsOffsetField;
Util::RelAccXFieldData streamMinimumFragmentDurationField;