beautypg.com

Texas Instruments TMS320C64X User Manual

Page 25

background image

DSPLIB Function Tables

3-7

DSPLIB Function Tables

Table 3−8. Miscellaneous

Functions

Description

Page

short DSP_bexp(int *x, short nx)

Max Exponent of a Vector (for
scaling)

4-76

void DSP_blk_eswap16(void *x, void *r, int nx)

Endian-swap a block of 16-bit
values

4-78

void DSP_blk_eswap32(void *x, void *r, int nx)

Endian-swap a block of 32-bit
values

4-80

void DSP_blk_eswap64(void *x, void *r, int nx)

Endian-swap a block of 64-bit
values

4-82

void DSP_blk_move(short *x, short *r, int nx)

Move a Block of Memory

4-84

void DSP_fltoq15 (float *x,short *r, short nx)

Float to Q15 Conversion

4-85

int DSP_minerror (short *GSP0_TABLE,short *errCoefs,
int *savePtr_ret)

Minimum Energy Error Search

4-87

void DSP_q15tofl (short *x, float *r, short nx)

Q15 to Float Conversion

4-89

Table 3−9. Obsolete Functions

Functions

Description

Page

void DSP_bitrev_cplx (int *x, short *index, int nx)

Use DSP_fft16x16() instead

4-88

void DSP_radix2 (int nx, short *x, short *w)

Use DSP_fft16x16() instead

4-91

void DSP_r4fft (int nx, short *x, short *w)

Use DSP_fft16x16() instead

4-93

void DSP_fft(short *w, int nx, short *x, short *y)

Use DSP_fft16x16() instead

4-96

void DSP_fft16x16t(short *w, int nx, short *x, short *y)

Use DSP_fft16x16() instead

4-107