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/*
* Oreka -- A media capture and retrieval platform
*
* Copyright (C) 2005, orecx LLC
*
* http://www.orecx.com
*
* This program is free software, distributed under the terms of
* the GNU General Public License.
* Please refer to http://www.gnu.org/copyleft/gpl.html
*
*/
#include "ConfigManager.h"
#include "BatchProcessing.h"
#include "LogManager.h"
#include "ace/OS_NS_unistd.h"
#include "audiofile/LibSndFileFile.h"
#include "Daemon.h"
#include "Filter.h"
BatchProcessing BatchProcessing::m_batchProcessingSingleton;
BatchProcessing::BatchProcessing()
{
m_threadCount = 0;
struct tm date = {0};
time_t now = time(NULL);
ACE_OS::localtime_r(&now, &date);
m_currentDay = date.tm_mday;
}
BatchProcessing* BatchProcessing::GetInstance()
{
return &m_batchProcessingSingleton;
}
void BatchProcessing::AddAudioTape(AudioTapeRef audioTapeRef)
{
if (!m_audioTapeQueue.push(audioTapeRef))
{
// Log error
LOG4CXX_ERROR(LOG.batchProcessingLog, CStdString("BatchProcessing: queue full"));
}
}
void BatchProcessing::TapeDropRegistration(CStdString& filename)
{
MutexSentinel sentinel(m_tapeDropMutex);
CStdString absoluteFilename = CONFIG.m_audioOutputPath + "/" + filename;
if (ACE_OS::unlink((PCSTR)absoluteFilename) != 0)
{
LOG4CXX_DEBUG(LOG.batchProcessingLog, "Could not deleted tape: " + filename);
m_tapesToDrop.insert(std::make_pair(filename, time(NULL)));
}
else
{
LOG4CXX_INFO(LOG.batchProcessingLog, "Deleted tape: " + filename);
}
}
bool BatchProcessing::DropTapeIfNeeded(CStdString& filename)
{
bool shouldDrop = false;
MutexSentinel sentinel(m_tapeDropMutex);
std::map<CStdString, time_t>::iterator pair;
pair = m_tapesToDrop.find(filename);
if(pair != m_tapesToDrop.end())
{
shouldDrop = true;
CStdString absoluteFilename = CONFIG.m_audioOutputPath + "/" + filename;
if (ACE_OS::unlink((PCSTR)absoluteFilename) == 0)
{
LOG4CXX_INFO(LOG.batchProcessingLog, "Deleted tape: " + filename);
m_tapesToDrop.erase(filename);
}
else
{
LOG4CXX_DEBUG(LOG.batchProcessingLog, "Could not deleted tape: " + filename);
}
}
TapeDropHousekeeping();
return shouldDrop;
}
void BatchProcessing::TapeDropHousekeeping()
{
struct tm date = {0};
time_t now = time(NULL);
ACE_OS::localtime_r(&now, &date);
if(m_currentDay != date.tm_mday)
{
// another day has passed away ... clear possible leftovers
m_currentDay = date.tm_mday;
m_tapesToDrop.clear();
}
}
void BatchProcessing::ThreadHandler(void *args)
{
CStdString debug;
BatchProcessing* pBatchProcessing = BatchProcessing::GetInstance();
int threadId = 0;
{
MutexSentinel sentinel(pBatchProcessing->m_mutex);
threadId = pBatchProcessing->m_threadCount++;
}
CStdString threadIdString = IntToString(threadId);
LOG4CXX_DEBUG(LOG.batchProcessingLog, CStdString("Created thread #") + threadIdString);
bool stop = false;
for(;stop == false;)
{
AudioFileRef fileRef;
AudioFileRef outFileRef;
try
{
AudioTapeRef audioTapeRef = pBatchProcessing->m_audioTapeQueue.pop();
if(audioTapeRef.get() == NULL)
{
if(DaemonSingleton::instance()->IsStopping())
{
stop = true;
}
}
else
{
fileRef = audioTapeRef->GetAudioFileRef();
if(pBatchProcessing->DropTapeIfNeeded(audioTapeRef->GetFilename()) == true)
{
// The tape we have pulled has been dropped in the meantime. just delete the capture file
if(CONFIG.m_deleteNativeFile)
{
fileRef->Delete();
}
}
else
{
// Let's work on the tape we have pulled
CStdString threadIdString = IntToString(threadId);
LOG4CXX_INFO(LOG.batchProcessingLog, CStdString("Th") + threadIdString + " processing: " + audioTapeRef->GetIdentifier());
fileRef->MoveOrig();
fileRef->Open(AudioFile::READ);
AudioChunkRef chunkRef;
AudioChunkRef tmpChunkRef;
switch(CONFIG.m_storageAudioFormat)
{
case AudioTape::FfUlaw:
outFileRef.reset(new LibSndFileFile(SF_FORMAT_ULAW | SF_FORMAT_WAV));
break;
case AudioTape::FfAlaw:
outFileRef.reset(new LibSndFileFile(SF_FORMAT_ALAW | SF_FORMAT_WAV));
break;
case AudioTape::FfGsm:
outFileRef.reset(new LibSndFileFile(SF_FORMAT_GSM610 | SF_FORMAT_WAV));
break;
case AudioTape::FfPcmWav:
default:
outFileRef.reset(new LibSndFileFile(SF_FORMAT_PCM_16 | SF_FORMAT_WAV));
}
CStdString file = CONFIG.m_audioOutputPath + "/" + audioTapeRef->GetPath() + audioTapeRef->GetIdentifier();
outFileRef->Open(file, AudioFile::WRITE, false, fileRef->GetSampleRate());
FilterRef filter;
FilterRef decoder1;
FilterRef decoder2;
bool firstChunk = true;
bool voIpSession = false;
while(fileRef->ReadChunkMono(chunkRef))
{
AudioChunkDetails details = *chunkRef->GetDetails();
if(firstChunk && details.m_rtpPayloadType != -1)
{
firstChunk = false;
CStdString filterName("RtpMixer");
filter = FilterRegistry::instance()->GetNewFilter(filterName);
if(filter.get() == NULL)
{
debug = "BatchProcessing - Could not instanciate RTP mixer";
throw(debug);
}
decoder1 = FilterRegistry::instance()->GetNewFilter(details.m_rtpPayloadType);
decoder2 = FilterRegistry::instance()->GetNewFilter(details.m_rtpPayloadType);
if(decoder1.get() == NULL || decoder2.get() == NULL)
{
debug.Format("BatchProcessing - Could not find decoder for RTP payload type:%u", chunkRef->GetDetails()->m_rtpPayloadType);
throw(debug);
}
voIpSession = true;
}
if(voIpSession)
{
if(details.m_channel == 2)
{
decoder2->AudioChunkIn(chunkRef);
decoder2->AudioChunkOut(tmpChunkRef);
}
else
{
decoder1->AudioChunkIn(chunkRef);
decoder1->AudioChunkOut(tmpChunkRef);
}
filter->AudioChunkIn(tmpChunkRef);
filter->AudioChunkOut(tmpChunkRef);
}
outFileRef->WriteChunk(tmpChunkRef);
// Give up CPU to make sure the actual recording always has priority
ACE_Time_Value yield;
yield.set(0,1); // 1 us
ACE_OS::sleep(yield);
}
fileRef->Close();
outFileRef->Close();
if(CONFIG.m_deleteNativeFile)
{
fileRef->Delete();
CStdString threadIdString = IntToString(threadId);
LOG4CXX_INFO(LOG.batchProcessingLog, CStdString("Th") + threadIdString + " deleting native: " + audioTapeRef->GetIdentifier());
}
pBatchProcessing->DropTapeIfNeeded(audioTapeRef->GetFilename()); // maybe the tape was dropped while we were processing it
}
}
}
catch (CStdString& e)
{
LOG4CXX_ERROR(LOG.batchProcessingLog, CStdString("BatchProcessing: ") + e);
}
//catch(...)
//{
// LOG4CXX_ERROR(LOG.batchProcessingLog, CStdString("BatchProcessing: unknown exception"));
//}
}
LOG4CXX_INFO(LOG.batchProcessingLog, CStdString("Exiting thread #" + threadIdString));
}
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