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avcodec/iirfilter: Make ff_iir_filter_flt() static 

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-09-06 13:41:50 +02:00
parent 854f7bab5a
commit 41751e4aef
2 changed files with 16 additions and 21 deletions
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21
libavcodec/iirfilter.c
View File

@ -287,10 +287,21 @@ void ff_iir_filter(const struct FFIIRFilterCoeffs *c,
}
}
void ff_iir_filter_flt(const struct FFIIRFilterCoeffs *c,
struct FFIIRFilterState *s, int size,
const float *src, ptrdiff_t sstep,
float *dst, ptrdiff_t dstep)
/**
* Perform IIR filtering on floating-point input samples.
*
* @param coeffs pointer to filter coefficients
* @param state pointer to filter state
* @param size input length
* @param src source samples
* @param sstep source stride
* @param dst filtered samples (destination may be the same as input)
* @param dstep destination stride
*/
static void iir_filter_flt(const struct FFIIRFilterCoeffs *c,
struct FFIIRFilterState *s, int size,
const float *src, ptrdiff_t sstep,
float *dst, ptrdiff_t dstep)
{
if (c->order == 2) {
FILTER_O2(float, FLT)
@ -317,7 +328,7 @@ av_cold void ff_iir_filter_free_coeffsp(struct FFIIRFilterCoeffs **coeffsp)
}
void ff_iir_filter_init(FFIIRFilterContext *f) {
f->filter_flt = ff_iir_filter_flt;
f->filter_flt = iir_filter_flt;
if (HAVE_MIPSFPU)
ff_iir_filter_init_mips(f);

16
libavcodec/iirfilter.h
View File

@ -128,20 +128,4 @@ void ff_iir_filter_free_statep(struct FFIIRFilterState **state);
void ff_iir_filter(const struct FFIIRFilterCoeffs *coeffs, struct FFIIRFilterState *state,
int size, const int16_t *src, ptrdiff_t sstep, int16_t *dst, ptrdiff_t dstep);
/**
* Perform IIR filtering on floating-point input samples.
*
* @param coeffs pointer to filter coefficients
* @param state pointer to filter state
* @param size input length
* @param src source samples
* @param sstep source stride
* @param dst filtered samples (destination may be the same as input)
* @param dstep destination stride
*/
void ff_iir_filter_flt(const struct FFIIRFilterCoeffs *coeffs,
struct FFIIRFilterState *state, int size,
const float *src, ptrdiff_t sstep,
float *dst, ptrdiff_t dstep);
#endif /* AVCODEC_IIRFILTER_H */