quant_bands.c File Reference

#include "quant_bands.h"
#include "laplace.h"
#include <math.h>
#include "os_support.h"
#include "arch.h"
#include "mathops.h"
#include "stack_alloc.h"
#include "rate.h"

Functions
void	quant_coarse_energy (const CELTMode *m, int start, int end, int effEnd, const opus_val16 *eBands, opus_val16 *oldEBands, opus_uint32 budget, opus_val16 *error, ec_enc *enc, int C, int LM, int nbAvailableBytes, int force_intra, opus_val32 *delayedIntra, int two_pass, int loss_rate, int lfe)
void	quant_fine_energy (const CELTMode *m, int start, int end, opus_val16 *oldEBands, opus_val16 *error, int *fine_quant, ec_enc *enc, int C)
void	quant_energy_finalise (const CELTMode *m, int start, int end, opus_val16 *oldEBands, opus_val16 *error, int *fine_quant, int *fine_priority, int bits_left, ec_enc *enc, int C)
void	unquant_coarse_energy (const CELTMode *m, int start, int end, opus_val16 *oldEBands, int intra, ec_dec *dec, int C, int LM)
void	unquant_fine_energy (const CELTMode *m, int start, int end, opus_val16 *oldEBands, int *fine_quant, ec_dec *dec, int C)
void	unquant_energy_finalise (const CELTMode *m, int start, int end, opus_val16 *oldEBands, int *fine_quant, int *fine_priority, int bits_left, ec_dec *dec, int C)
void	amp2Log2 (const CELTMode *m, int effEnd, int end, celt_ener *bandE, opus_val16 *bandLogE, int C)

Variables
const opus_val16	eMeans [25]

Function Documentation

amp2Log2()

void amp2Log2	(	const CELTMode *	m,
		int	effEnd,
		int	end,
		celt_ener *	bandE,
		opus_val16 *	bandLogE,
		int	C
	)

quant_coarse_energy()

void quant_coarse_energy	(	const CELTMode *	m,
		int	start,
		int	end,
		int	effEnd,
		const opus_val16 *	eBands,
		opus_val16 *	oldEBands,
		opus_uint32	budget,
		opus_val16 *	error,
		ec_enc *	enc,
		int	C,
		int	LM,
		int	nbAvailableBytes,
		int	force_intra,
		opus_val32 *	delayedIntra,
		int	two_pass,
		int	loss_rate,
		int	lfe
	)

quant_energy_finalise()

void quant_energy_finalise	(	const CELTMode *	m,
		int	start,
		int	end,
		opus_val16 *	oldEBands,
		opus_val16 *	error,
		int *	fine_quant,
		int *	fine_priority,
		int	bits_left,
		ec_enc *	enc,
		int	C
	)

quant_fine_energy()

void quant_fine_energy	(	const CELTMode *	m,
		int	start,
		int	end,
		opus_val16 *	oldEBands,
		opus_val16 *	error,
		int *	fine_quant,
		ec_enc *	enc,
		int	C
	)

unquant_coarse_energy()

void unquant_coarse_energy	(	const CELTMode *	m,
		int	start,
		int	end,
		opus_val16 *	oldEBands,
		int	intra,
		ec_dec *	dec,
		int	C,
		int	LM
	)

unquant_energy_finalise()

void unquant_energy_finalise	(	const CELTMode *	m,
		int	start,
		int	end,
		opus_val16 *	oldEBands,
		int *	fine_quant,
		int *	fine_priority,
		int	bits_left,
		ec_dec *	dec,
		int	C
	)

unquant_fine_energy()

void unquant_fine_energy	(	const CELTMode *	m,
		int	start,
		int	end,
		opus_val16 *	oldEBands,
		int *	fine_quant,
		ec_dec *	dec,
		int	C
	)

Variable Documentation

eMeans

const opus_val16 eMeans[25]

Initial value:

= {
      6.437500f, 6.250000f, 5.750000f, 5.312500f, 5.062500f,
      4.812500f, 4.500000f, 4.375000f, 4.875000f, 4.687500f,
      4.562500f, 4.437500f, 4.875000f, 4.625000f, 4.312500f,
      4.500000f, 4.375000f, 4.625000f, 4.750000f, 4.437500f,
      3.750000f, 3.750000f, 3.750000f, 3.750000f, 3.750000f
}