void MpCodecFactory::freeAllLoadedLibsAndCodec()
{
OsSharedLibMgrBase* pShrMgr = OsSharedLibMgr::getOsSharedLibMgr();
UtlHashBagIterator iter(mCodecsInfo);
MpCodecSubInfo* pinfo;
UtlHashBag libLoaded;
UtlString* libName;
while ((pinfo = (MpCodecSubInfo*)iter()))
{
if ((!pinfo->getCodecCall()->isStatic()) &&
(!libLoaded.find(&pinfo->getCodecCall()->getModuleName()))) {
libLoaded.insert(const_cast<UtlString*>(&pinfo->getCodecCall()->getModuleName()));
}
}
UtlHashBagIterator iter2(libLoaded);
while ((libName = (UtlString*)iter2()))
{
pShrMgr->unloadSharedLib(libName->data());
}
iter.reset();
while ((pinfo = (MpCodecSubInfo*)iter()))
{
if (!pinfo->getCodecCall()->isStatic()) {
mCodecsInfo.remove(pinfo);
delete pinfo;
}
}
mCodecInfoCacheValid = FALSE;
}
OsStatus MpCodecFactory::loadDynCodec(const char* name)
{
OsSysLog::add(FAC_MP, PRI_INFO, "MpCodecFactory::loadDynCodec(\"%s\")", name);
OsStatus res;
OsSharedLibMgrBase* pShrMgr = OsSharedLibMgr::getOsSharedLibMgr();
res = pShrMgr->loadSharedLib(name);
if (res != OS_SUCCESS)
{
return OS_FAILED;
}
void* address;
res = pShrMgr->getSharedLibSymbol(name, MSK_GET_CODEC_NAME_V1, address);
if (res != OS_SUCCESS)
{
pShrMgr->unloadSharedLib(name);
return OS_FAILED;
}
dlGetCodecsV1 getCodecsV1 = (dlGetCodecsV1)address;
const char* codecName;
int i, r, count = 0;
UtlString codecTokens;
// 100 is a watchdog value, should be enough for everyone.
for (i = 0; (i < 100); i++)
{
r = getCodecsV1(i, &codecName);
if ((r != RPLG_SUCCESS) || (codecName == NULL))
{
if (count == 0)
{
pShrMgr->unloadSharedLib(name);
return OS_FAILED;
}
return OS_SUCCESS;
}
OsSysLog::add(FAC_MP, PRI_INFO, "found codec: %s", codecName);
if(i > 0)
{
codecTokens.append(' ');
}
codecTokens.append(codecName);
// Obtaining codecs functions
UtlBoolean st;
UtlBoolean stGetPacketSamples;
UtlBoolean stSignaling;
UtlString strCodecName = codecName;
UtlString dlNameInit = strCodecName + MSK_INIT_V1_2;
UtlString dlNameGetInfo = strCodecName + MSK_GET_INFO_V1_1;
UtlString dlNameGetPacketSamples = strCodecName + MSK_GET_PACKET_SAMPLES_V1_2;
UtlString dlNameDecode = strCodecName + MSK_DECODE_V1;
UtlString dlNameEncdoe = strCodecName + MSK_ENCODE_V1;
UtlString dlNameFree = strCodecName + MSK_FREE_V1;
UtlString dlNameSignaling = strCodecName + MSK_SIGNALING_V1;
dlPlgInitV1_2 plgInitAddr;
dlPlgGetInfoV1_1 plgGetInfoAddr;
dlPlgGetPacketSamplesV1_2 plgGetPacketSamples;
dlPlgDecodeV1 plgDecodeAddr;
dlPlgEncodeV1 plgEncodeAddr;
dlPlgFreeV1 plgFreeAddr;
dlPlgGetSignalingDataV1 plgSignaling;
st = TRUE
&& (pShrMgr->getSharedLibSymbol(name, dlNameInit,
(void*&)plgInitAddr) == OS_SUCCESS)
&& (plgInitAddr != NULL)
&& (pShrMgr->getSharedLibSymbol(name, dlNameGetInfo,
(void*&)plgGetInfoAddr) == OS_SUCCESS)
&& (plgGetInfoAddr != NULL)
&& (pShrMgr->getSharedLibSymbol(name, dlNameDecode,
(void*&)plgDecodeAddr) == OS_SUCCESS)
&& (plgDecodeAddr != NULL)
&& (pShrMgr->getSharedLibSymbol(name, dlNameEncdoe,
(void*&)plgEncodeAddr) == OS_SUCCESS)
&& (plgEncodeAddr != NULL)
&& (pShrMgr->getSharedLibSymbol(name, dlNameFree,
(void*&)plgFreeAddr) == OS_SUCCESS)
&& (plgFreeAddr != NULL);
if (st)
{
stGetPacketSamples = TRUE
&& (pShrMgr->getSharedLibSymbol(name, dlNameGetPacketSamples,
(void*&)plgGetPacketSamples) == OS_SUCCESS)
&& (plgGetPacketSamples != NULL);
stSignaling = TRUE
&& (pShrMgr->getSharedLibSymbol(name, dlNameSignaling,
(void*&)plgSignaling) == OS_SUCCESS)
&& (plgSignaling != NULL);
// Add codec to list if all basic (non-signaling) symbols are present.
MpCodecCallInfoV1* pCallInfo = new MpCodecCallInfoV1(name, codecName,
plgInitAddr,
plgGetInfoAddr,
plgGetPacketSamples,
plgDecodeAddr,
plgEncodeAddr,
plgFreeAddr,
plgSignaling,
FALSE);
if (!pCallInfo)
continue;
if (addCodecWrapperV1(pCallInfo) != OS_SUCCESS)
{
delete pCallInfo;
continue;
}
//Plugin has been added successfully, need to rebuild cache list
mCodecInfoCacheValid = FALSE;
count ++;
}
}
if (count == 0) {
pShrMgr->unloadSharedLib(name);
return OS_FAILED;
}
OsSysLog::add(FAC_MP, PRI_INFO, "Loaded %d codecs (%s) from %s", count, codecTokens.data(), name);
return OS_SUCCESS;
}
