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added StkFrames::setChannel

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This commit is contained in:
Abhi
2014-09-21 20:43:41 -04:00
parent aae7f609cf
commit 46be0d56c3
2 changed files with 34 additions and 0 deletions
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26
src/Stk.cpp
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@@ -345,6 +345,32 @@ StkFrames& StkFrames::copyChannel(unsigned int sourceChannel,StkFrames& destinat
}
void StkFrames::setChannel(unsigned int destinationChannel, const stk::StkFrames &sourceFrames,unsigned int sourceChannel)
{
#if defined(_STK_DEBUG_)
if (sourceChannel > sourceFrames.channels() - 1) {
std::ostringstream error;
error << "StkFrames::setChannel invalid sourceChannel (" << sourceChannel << ")";
Stk::handleError( error.str(), StkError::FUNCTION_ARGUMENT);
}
if (destinationChannel > channels() - 1) {
std::ostringstream error;
error << "StkFrames::setChannel invalid channel (" << destinationChannel << ")";
Stk::handleError( error.str(), StkError::FUNCTION_ARGUMENT );
}
if (f.frames() != frames()) {
std::ostringstream error;
error << "StkFrames::setChannel f.frames() != frames();
Stk::handleError( error.str(), StkError::MEMORY_ACCESS);
}
#endif
unsigned int sourceHop = sourceFrames.nChannels_;
unsigned int destinationHop = nChannels_;
for (int i = destinationChannel,j = sourceChannel ; i < nFrames_ * nChannels_; i+=destinationHop,j+=sourceHop) {
data_[i] = sourceFrames[j];
}
}
StkFloat StkFrames :: interpolate( StkFloat frame, unsigned int channel ) const
{
#if defined(_STK_DEBUG_)