frodovdr/vdr-plugin-satip
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Tweaked the pid update mechanism.

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This commit is contained in:
Rolf Ahrenberg 2014-04-19 17:27:47 +03:00
parent 6e72eba09c
commit 78ef582bea
3 changed files with 75 additions and 39 deletions
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2
HISTORY
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@ -49,4 +49,4 @@ VDR Plugin 'satip' Revision History
2014-04-20: Version 0.3.0
- Increased the pid update interval to 250ms.
- Tweaked the pid update mechanism.

107
tuner.c
View File

@ -34,7 +34,8 @@ cSatipTuner::cSatipTuner(cSatipDeviceIf &deviceP, unsigned int packetLenP)
signalStrengthM(-1),
signalQualityM(-1),
streamIdM(-1),
pidUpdatedM(false),
addPidsM(),
delPidsM(),
pidsM()
{
debug("cSatipTuner::%s(%d) [device %d]", __FUNCTION__, packetBufferLenM, deviceM->GetId());
@ -174,12 +175,8 @@ bool cSatipTuner::Connect(void)
// Just retune
if (tunedM && (streamIdM >= 0)) {
debug("cSatipTuner::%s(): retune [device %d]", __FUNCTION__, deviceM->GetId());
uri = cString::sprintf("rtsp://%s/stream=%d", *streamAddrM, streamIdM);
SATIP_CURL_EASY_SETOPT(handleM, CURLOPT_RTSP_STREAM_URI, *uri);
SATIP_CURL_EASY_SETOPT(handleM, CURLOPT_RTSP_REQUEST, (long)CURL_RTSPREQ_PLAY);
SATIP_CURL_EASY_PERFORM(handleM);
if (!ValidateLatestResponse())
return false;
keepAliveM.Set(0);
KeepAlive();
// Flush any old content
if (rtpSocketM)
rtpSocketM->Flush();
@ -248,18 +245,8 @@ bool cSatipTuner::Connect(void)
return false;
// Start playing
if (pidsM.Size()) {
uri = cString::sprintf("rtsp://%s/stream=%d?pids=", *streamAddrM, streamIdM);
for (int i = 0; i < pidsM.Size(); ++i)
uri = cString::sprintf("%s%d%s", *uri, pidsM[i], (i == (pidsM.Size() - 1)) ? "" : ",");
SATIP_CURL_EASY_SETOPT(handleM, CURLOPT_RTSP_STREAM_URI, *uri);
SATIP_CURL_EASY_SETOPT(handleM, CURLOPT_RTSP_REQUEST, (long)CURL_RTSPREQ_PLAY);
SATIP_CURL_EASY_PERFORM(handleM);
if (!ValidateLatestResponse())
return false;
}
tunedM = true;
UpdatePids(true);
if (nextServerM) {
cSatipDiscover::GetInstance()->UseServer(nextServerM, true);
currentServerM = nextServerM;
@ -311,7 +298,8 @@ bool cSatipTuner::Disconnect(void)
cSatipDiscover::GetInstance()->UseServer(currentServerM, false);
tunedM = false;
timeoutM = eMinKeepAliveIntervalMs;
pidUpdatedM = false;
addPidsM.Clear();
delPidsM.Clear();
return true;
}
@ -416,38 +404,85 @@ bool cSatipTuner::SetPid(int pidP, int typeP, bool onP)
for (int i = 0; i < pidsM.Size(); ++i) {
if (pidsM[i] == pidP) {
found = true;
if (!onP) {
if (!onP)
pidsM.Remove(i);
pidUpdatedM = true;
}
break;
}
}
if (onP && !found) {
if (onP && !found)
pidsM.Append(pidP);
pidUpdatedM = true;
}
// Generate deltas
found = false;
if (onP) {
for (int i = 0; i < addPidsM.Size(); ++i) {
if (addPidsM[i] == pidP) {
found = true;
break;
}
}
if (!found)
addPidsM.Append(pidP);
for (int i = 0; i < delPidsM.Size(); ++i) {
if (delPidsM[i] == pidP) {
delPidsM.Remove(i);
break;
}
}
}
else {
for (int i = 0; i < delPidsM.Size(); ++i) {
if (delPidsM[i] == pidP) {
found = true;
break;
}
}
if (!found)
delPidsM.Append(pidP);
for (int i = 0; i < addPidsM.Size(); ++i) {
if (addPidsM[i] == pidP) {
addPidsM.Remove(i);
break;
}
}
}
pidUpdateCacheM.Set(ePidUpdateIntervalMs);
return true;
}
bool cSatipTuner::UpdatePids(void)
bool cSatipTuner::UpdatePids(bool forceP)
{
cMutexLock MutexLock(&mutexM);
if (pidUpdateCacheM.TimedOut() && pidUpdatedM && pidsM.Size() && tunedM && handleM && !isempty(*streamAddrM) && (streamIdM > 0)) {
//debug("cSatipTuner::%s() [device %d]", __FUNCTION__, deviceM->GetId());
if (((forceP && pidsM.Size()) || (pidUpdateCacheM.TimedOut() && (addPidsM.Size() || delPidsM.Size()))) &&
tunedM && handleM && !isempty(*streamAddrM) && (streamIdM > 0)) {
CURLcode res = CURLE_OK;
//cString uri = cString::sprintf("rtsp://%s/stream=%d?%spids=%d", *streamAddrM, streamIdM, onP ? "add" : "del", pidP);
cString uri = cString::sprintf("rtsp://%s/stream=%d?pids=", *streamAddrM, streamIdM);
for (int i = 0; i < pidsM.Size(); ++i)
uri = cString::sprintf("%s%d%s", *uri, pidsM[i], (i == (pidsM.Size() - 1)) ? "" : ",");
cString uri = cString::sprintf("rtsp://%s/stream=%d", *streamAddrM, streamIdM);
if (forceP) {
if (pidsM.Size()) {
uri = cString::sprintf("%s?pids=", *uri);
for (int i = 0; i < pidsM.Size(); ++i)
uri = cString::sprintf("%s%d%s", *uri, pidsM[i], (i == (pidsM.Size() - 1)) ? "" : ",");
}
}
else {
if (addPidsM.Size()) {
uri = cString::sprintf("%s?addpids=", *uri);
for (int i = 0; i < addPidsM.Size(); ++i)
uri = cString::sprintf("%s%d%s", *uri, addPidsM[i], (i == (addPidsM.Size() - 1)) ? "" : ",");
}
if (delPidsM.Size()) {
uri = cString::sprintf("%s%sdelpids=", *uri, addPidsM.Size() ? "&" : "?");
for (int i = 0; i < delPidsM.Size(); ++i)
uri = cString::sprintf("%s%d%s", *uri, delPidsM[i], (i == (delPidsM.Size() - 1)) ? "" : ",");
}
}
//debug("cSatipTuner::%s(): %s [device %d]", __FUNCTION__, *uri, deviceM->GetId());
SATIP_CURL_EASY_SETOPT(handleM, CURLOPT_RTSP_STREAM_URI, *uri);
SATIP_CURL_EASY_SETOPT(handleM, CURLOPT_RTSP_REQUEST, (long)CURL_RTSPREQ_PLAY);
SATIP_CURL_EASY_PERFORM(handleM);
if (ValidateLatestResponse())
pidUpdatedM = false;
if (ValidateLatestResponse()) {
addPidsM.Clear();
delPidsM.Clear();
}
else
Disconnect();

5
tuner.h
View File

@ -58,7 +58,8 @@ private:
int signalStrengthM;
int signalQualityM;
int streamIdM;
bool pidUpdatedM;
cVector<int> addPidsM;
cVector<int> delPidsM;
cVector<int> pidsM;
bool Connect(void);
@ -69,7 +70,7 @@ private:
void SetSessionTimeout(const char *sessionP, int timeoutP = 0);
bool KeepAlive(void);
bool UpdateSignalInfoCache(void);
bool UpdatePids(void);
bool UpdatePids(bool forceP = false);
protected:
virtual void Action(void);