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correction

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git-svn-id: svn://elaine/murooma/trunk@162 d8a302eb-03bc-478d-80e4-98257eca68ef
This commit is contained in:
(no author) 2014-08-09 09:21:59 +00:00
parent 8a43531c77
commit 0b79e540a9
2 changed files with 43 additions and 26 deletions
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66
stream.cpp
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@ -7,8 +7,8 @@ using namespace std;
Stream::Stream() : sleep(0), median(0), shortMedian(0), lastUpdate(0)
{
pBuffer = new DoubleBuffer<int>(30000 / PLAYER_CHUNK_MS);
pShortBuffer = new DoubleBuffer<int>(5000 / PLAYER_CHUNK_MS);
pBuffer = new DoubleBuffer<int>(1000);
pShortBuffer = new DoubleBuffer<int>(200);
pMiniBuffer = new DoubleBuffer<int>(10);
bufferMs = 500;
}
@ -100,18 +100,20 @@ void Stream::getPlayerChunk(short* outputBuffer, double outputBufferDacTime, uns
{
//cout << "framesPerBuffer: " << framesPerBuffer << "\tms: " << framesPerBuffer*2 / PLAYER_CHUNK_MS_SIZE << "\t" << PLAYER_CHUNK_SIZE << "\n";
int msBuffer = floor(framesPerBuffer*2 / PLAYER_CHUNK_MS_SIZE);
int correction = 0;
if (sleep != 0)
{
resetBuffers();
if (sleep < 0)
if (sleep < -10)
{
// std::cerr << "Sleep: " << sleep << "\n";
sleep += PLAYER_CHUNK_MS;
if (sleep > -PLAYER_CHUNK_MS/2)
sleep += msBuffer;
if (sleep > -msBuffer/2)
sleep = 0;
getSilentPlayerChunk(outputBuffer, framesPerBuffer);
return;
}
else
else if (sleep > 10)
{
// for (size_t i=0; i<chunks.size(); ++i)
// std::cerr << "Chunk " << i << ": " << chunks[i]->getAge() - bufferMs << "\n";
@ -122,20 +124,21 @@ void Stream::getPlayerChunk(short* outputBuffer, double outputBufferDacTime, uns
break;
}
sleep = 0;
return;
}
else if (sleep < 0)
{
++sleep;
correction = -1;
}
else if (sleep > 0)
{
--sleep;
correction = 1;
}
return;
}
int correction(0);
if ((pBuffer->full() && (abs(median) <= msBuffer) && (abs(median) > 1)) ||
(pShortBuffer->full() && (abs(shortMedian) <= msBuffer) && (abs(shortMedian) > max(5, msBuffer))))
{
correction = median;
resetBuffers();
}
//correction = 0;
//if (time(NULL) != lastUpdate)
// correction = 2;
int age = Chunk::getAge(getNextPlayerChunk(outputBuffer, framesPerBuffer, correction)) - bufferMs;// + outputBufferDacTime*1000;
// cout << age << "\t";
@ -143,17 +146,30 @@ void Stream::getPlayerChunk(short* outputBuffer, double outputBufferDacTime, uns
age += outputBufferDacTime*1000;
// cout << age << "\t" << outputBufferDacTime*1000 << "\n";
if (pShortBuffer->full() && (abs(shortMedian) > max(10, msBuffer)))
if (sleep == 0)
{
sleep = shortMedian;
std::cerr << "Sleep: " << sleep << "\n";
}
else if (pMiniBuffer->full() && (abs(age) > 50) && (abs(pMiniBuffer->mean()) > 50))
{
sleep = pMiniBuffer->mean();
std::cerr << "Sleep: " << sleep << "\n";
if (pBuffer->full() && (abs(median) <= 10) && (abs(median) > 1))
{
sleep = median;
}
else if (pShortBuffer->full() && (abs(shortMedian) <= 10) && (abs(shortMedian) > 5))
{
sleep = shortMedian;
}
if (pShortBuffer->full() && (abs(shortMedian) > 10))
{
sleep = shortMedian;
}
else if (pMiniBuffer->full() && (abs(age) > 50) && (abs(pMiniBuffer->mean()) > 50))
{
sleep = pMiniBuffer->mean();
}
}
if (sleep != 0)
std::cerr << "Sleep: " << sleep << "\n";
// std::cerr << "Chunk: " << age << "\t" << outputBufferDacTime*1000 << "\n";
updateBuffers(age);