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mean
git-svn-id: svn://elaine/murooma/trunk@160 d8a302eb-03bc-478d-80e4-98257eca68ef
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parent
47137cc436
commit
a0dc7f336f
2 changed files with 27 additions and 11 deletions
28
stream.cpp
28
stream.cpp
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@ -47,7 +47,12 @@ time_point_ms Stream::getNextPlayerChunk(short* outputBuffer, unsigned long fram
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short* buffer;
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if (correction != 0)
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{
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int msBuffer = floor(framesPerBuffer*2 / PLAYER_CHUNK_MS_SIZE);
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if (abs(correction) > msBuffer / 2)
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correction = copysign(msBuffer / 2, correction);
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buffer = (short*)malloc(toRead * sizeof(short));
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}
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else
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buffer = outputBuffer;
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@ -93,7 +98,8 @@ void Stream::resetBuffers()
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void Stream::getPlayerChunk(short* outputBuffer, double outputBufferDacTime, unsigned long framesPerBuffer)
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{
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//cout << "framesPerBuffer: " << framesPerBuffer << "\t";
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//cout << "framesPerBuffer: " << framesPerBuffer << "\tms: " << framesPerBuffer*2 / PLAYER_CHUNK_MS_SIZE << "\t" << PLAYER_CHUNK_SIZE << "\n";
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int msBuffer = floor(framesPerBuffer*2 / PLAYER_CHUNK_MS_SIZE);
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if (sleep != 0)
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{
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resetBuffers();
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@ -112,7 +118,7 @@ void Stream::getPlayerChunk(short* outputBuffer, double outputBufferDacTime, uns
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while (true)// (int i=0; i<(int)(round((float)sleep / (float)PLAYER_CHUNK_MS)) + 1; ++i)
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{
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int age = Chunk::getAge(getNextPlayerChunk(outputBuffer, framesPerBuffer)) - bufferMs;
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if (age < PLAYER_CHUNK_MS / 2)
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if (age < msBuffer / 2)
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break;
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}
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sleep = 0;
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@ -121,13 +127,13 @@ void Stream::getPlayerChunk(short* outputBuffer, double outputBufferDacTime, uns
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}
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int correction(0);
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if ((pBuffer->full() && (abs(median) <= PLAYER_CHUNK_MS) && (abs(median) > 1)) ||
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(pShortBuffer->full() && (abs(shortMedian) <= PLAYER_CHUNK_MS) && (abs(shortMedian) > 10)))
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if ((pBuffer->full() && (abs(median) <= msBuffer) && (abs(median) > 1)) ||
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(pShortBuffer->full() && (abs(shortMedian) <= msBuffer) && (abs(shortMedian) > max(7, msBuffer))))
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{
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correction = shortMedian;
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resetBuffers();
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}
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correction = 0;
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//correction = 0;
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//if (time(NULL) != lastUpdate)
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// correction = 2;
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@ -137,14 +143,14 @@ correction = 0;
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age += outputBufferDacTime*1000;
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// cout << age << "\t" << outputBufferDacTime*1000 << "\n";
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if (pShortBuffer->full() && (abs(shortMedian) > PLAYER_CHUNK_MS))
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if (pShortBuffer->full() && (abs(shortMedian) > max(15, msBuffer)))
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{
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sleep = shortMedian;
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std::cerr << "Sleep: " << sleep << "\n";
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}
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else if (pMiniBuffer->full() && (abs(age) > 50) && (abs(pMiniBuffer->median()) > 50))
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else if (pMiniBuffer->full() && (abs(age) > 50) && (abs(pMiniBuffer->mean()) > 50))
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{
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sleep = pMiniBuffer->median();
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sleep = pMiniBuffer->mean();
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std::cerr << "Sleep: " << sleep << "\n";
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}
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@ -155,9 +161,9 @@ correction = 0;
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if (now != lastUpdate)
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{
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lastUpdate = now;
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median = pBuffer->median();
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shortMedian = pShortBuffer->median();
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std::cerr << "Chunk: " << age << "\t" << pMiniBuffer->median() << "\t" << shortMedian << "\t" << median << "\t" << pBuffer->size() << "\t" << outputBufferDacTime*1000 << "\n";
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median = pBuffer->mean();
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shortMedian = pShortBuffer->mean();
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std::cerr << "Chunk: " << age << "\t" << pMiniBuffer->mean() << "\t" << shortMedian << "\t" << median << "\t" << pBuffer->size() << "\t" << outputBufferDacTime*1000 << "\n";
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}
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}
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