csl::LPCFilter Class Reference

#include <LPC.h>

Inheritance diagram for csl::LPCFilter:

List of all members.

Public Member Functions
	LPCFilter (UnitGenerator &in, char *lpcFile)
	LPCFilter (UnitGenerator &in, Buffer &lpcData, unsigned size, unsigned hopSize, unsigned order)
	~LPCFilter ()
unsigned	windowSize ()
unsigned	hopSize ()
unsigned	LPCOrder ()
double	deEmphasis ()
Envelope *	timeEnvelope ()
void	setTimeEnvelope (Envelope *env)
void	nextBuffer (Buffer &outputBuffer, unsigned outBufNum) throw (CException)
	read some input and apply a filter to it
Protected Attributes
unsigned	mWindowSize
	input window size
unsigned	mHopSize
	input hop size
unsigned	mLPCOrder
	LPC order.
double	mDeEmphasis
Envelope *	mTimeEnvelope
	playback time warp envelope (0-1)
FILE *	mLPCFile
	file ptr for the coefficient file
Buffer	mLPCBuffer
	(or) the coefficient buffer
Buffer	mTempBuffer
	the past output buffer

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Detailed Description

LPCFilter is also an effect; it reads an input (residual) and filters its according to an LPC-derived FIR filter

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Constructor & Destructor Documentation

LPCFilter::LPCFilter	(	UnitGenerator &	in,
		char *	lpcFile
	)

References csl::Buffer::allocateBuffers(), csl::CGestalt::blockSize(), CSL_LPC_LKEY, CSL_LPC_MAXPOLES, csl::lpc_header::hopSize, csl::kCopy, csl::lpc_header::keyword, csl::kLogError, csl::logMsg(), csl::UnitGenerator::mCopyPolicy, mDeEmphasis, mHopSize, mLPCFile, mLPCOrder, mTempBuffer, mWindowSize, csl::lpc_header::order, csl::lpc_header::preEmphasis, csl::Buffer::setSize(), and csl::lpc_header::windowSize.

LPCFilter::LPCFilter	(	UnitGenerator &	in,
		Buffer &	lpcData,
		unsigned	size,
		unsigned	hopSize,
		unsigned	order
	)

References csl::Buffer::allocateBuffers(), csl::CGestalt::blockSize(), CSL_LPC_MAXPOLES, csl::kCopy, csl::UnitGenerator::mCopyPolicy, mDeEmphasis, mHopSize, mLPCOrder, mTempBuffer, mWindowSize, and csl::Buffer::setSize().

LPCFilter::~LPCFilter

(

)

References mLPCFile.

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Member Function Documentation

unsigned csl::LPCFilter::windowSize

(

)

[inline]

References mWindowSize.

unsigned csl::LPCFilter::hopSize

(

)

[inline]

References mHopSize.

unsigned csl::LPCFilter::LPCOrder

(

)

[inline]

References mLPCOrder.

double csl::LPCFilter::deEmphasis

(

)

[inline]

References mDeEmphasis.

Envelope* csl::LPCFilter::timeEnvelope

(

)

[inline]

References mTimeEnvelope.

void csl::LPCFilter::setTimeEnvelope

(

Envelope *

env

)

[inline]

References mTimeEnvelope.

void LPCFilter::nextBuffer	(	Buffer &	outputBuffer,
		unsigned	outBufNum
	)			throw (CException) [virtual]

read some input and apply a filter to it

Reimplemented from csl::UnitGenerator.

References CSL_LPC_MAXPOLES, and csl::Effect::pullInput().

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Member Data Documentation

unsigned csl::LPCFilter::mWindowSize [protected]

input window size

Referenced by LPCFilter(), and windowSize().

unsigned csl::LPCFilter::mHopSize [protected]

input hop size

Referenced by hopSize(), and LPCFilter().

unsigned csl::LPCFilter::mLPCOrder [protected]

LPC order.

Referenced by LPCFilter(), and LPCOrder().

double csl::LPCFilter::mDeEmphasis [protected]

Referenced by deEmphasis(), and LPCFilter().

Envelope* csl::LPCFilter::mTimeEnvelope [protected]

playback time warp envelope (0-1)

Referenced by setTimeEnvelope(), and timeEnvelope().

FILE* csl::LPCFilter::mLPCFile [protected]

file ptr for the coefficient file

Referenced by LPCFilter(), and ~LPCFilter().

Buffer csl::LPCFilter::mLPCBuffer [protected]

(or) the coefficient buffer

Buffer csl::LPCFilter::mTempBuffer [protected]

the past output buffer

Referenced by LPCFilter().

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The documentation for this class was generated from the following files:

• CSL/Processors/OLD/LPC.h
• CSL/Processors/OLD/LPC.cpp