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iir_filter: Change type of array stride parameters to ptrdiff_t 

ptrdiff_t is the correct type for array strides and similar.
This commit is contained in:
Diego Biurrun 2016-09-01 20:48:10 +02:00
parent 6b52762951
commit 52730e0f86
2 changed files with 10 additions and 5 deletions
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7
libavcodec/iirfilter.c
View File

@ -28,6 +28,7 @@
#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "libavutil/log.h"
#include "iirfilter.h"
@ -278,7 +279,8 @@ av_cold struct FFIIRFilterState *ff_iir_filter_init_state(int order)
void ff_iir_filter(const struct FFIIRFilterCoeffs *c,
struct FFIIRFilterState *s, int size,
const int16_t *src, int sstep, int16_t *dst, int dstep)
const int16_t *src, ptrdiff_t sstep,
int16_t *dst, ptrdiff_t dstep)
{
if (c->order == 2) {
FILTER_O2(int16_t, S16)
@ -291,7 +293,8 @@ 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, int sstep, float *dst, int dstep)
const float *src, ptrdiff_t sstep,
float *dst, ptrdiff_t dstep)
{
if (c->order == 2) {
FILTER_O2(float, FLT)

8
libavcodec/iirfilter.h
View File

@ -27,7 +27,8 @@
#ifndef AVCODEC_IIRFILTER_H
#define AVCODEC_IIRFILTER_H
#include "avcodec.h"
#include <stddef.h>
#include <stdint.h>
struct FFIIRFilterCoeffs;
struct FFIIRFilterState;
@ -102,7 +103,7 @@ void ff_iir_filter_free_state(struct FFIIRFilterState *state);
* @param dstep destination stride
*/
void ff_iir_filter(const struct FFIIRFilterCoeffs *coeffs, struct FFIIRFilterState *state,
int size, const int16_t *src, int sstep, int16_t *dst, int dstep);
int size, const int16_t *src, ptrdiff_t sstep, int16_t *dst, ptrdiff_t dstep);
/**
* Perform IIR filtering on floating-point input samples.
@ -117,6 +118,7 @@ void ff_iir_filter(const struct FFIIRFilterCoeffs *coeffs, struct FFIIRFilterSta
*/
void ff_iir_filter_flt(const struct FFIIRFilterCoeffs *coeffs,
struct FFIIRFilterState *state, int size,
const float *src, int sstep, float *dst, int dstep);
const float *src, ptrdiff_t sstep,
float *dst, ptrdiff_t dstep);
#endif /* AVCODEC_IIRFILTER_H */