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code cleanup, CBR

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This commit is contained in:
Christian R. Helmrich
2021-09-27 12:00:00 +02:00
parent acd53a2198
commit f145f63fe5
22 changed files with 65 additions and 59 deletions
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5
src/lib/bitStreamWriter.cpp
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@ -10,6 +10,7 @@
#include "exhaleLibPch.h"
#include "bitStreamWriter.h"
#include "bitAllocation.h" // define BA_MORE_CBR (more constant bit-rate, experimental!)
#ifndef NO_PREROLL_DATA
static const uint8_t zeroAu[2][14] = { // single-element AUs incl. SBR for digital silence
@ -1126,7 +1127,11 @@ unsigned BitStreamWriter::createAudioFrame (CoreCoderData** const elementData,
if (framesPerSec > 0.0 && targetRate > 0 && frameCount < UINT_MAX) // running overcoding ratio
{
#if BA_MORE_CBR
*rate = uint32_t (0.5 + (m_auByteCount * framesPerSec) / (__max (framesPerSec, (double) frameCount) * targetRate));
#else
*rate = uint32_t (0.5 + (m_auByteCount * framesPerSec) / (__max (20.0 * framesPerSec, (double) frameCount) * targetRate));
#endif
}
else *rate = 0; // insufficient data
}