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Code Issues Releases Activity

avcodec/lossless_videodsp: use ptrdiff_t for length parameters

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2017-03-22 18:27:53 -03:00
parent 9560766a61
commit 30cadfe071
5 changed files with 22 additions and 19 deletions
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8
libavcodec/lossless_videodsp.c
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@ -25,7 +25,7 @@
#define pb_7f (~0UL / 255 * 0x7f)
#define pb_80 (~0UL / 255 * 0x80)
static void add_bytes_c(uint8_t *dst, uint8_t *src, intptr_t w)
static void add_bytes_c(uint8_t *dst, uint8_t *src, ptrdiff_t w)
{
long i;
@ -39,7 +39,7 @@ static void add_bytes_c(uint8_t *dst, uint8_t *src, intptr_t w)
}
static void add_median_pred_c(uint8_t *dst, const uint8_t *src1,
const uint8_t *diff, intptr_t w,
const uint8_t *diff, ptrdiff_t w,
int *left, int *left_top)
{
int i;
@ -58,7 +58,7 @@ static void add_median_pred_c(uint8_t *dst, const uint8_t *src1,
*left_top = lt;
}
static int add_left_pred_c(uint8_t *dst, const uint8_t *src, intptr_t w,
static int add_left_pred_c(uint8_t *dst, const uint8_t *src, ptrdiff_t w,
int acc)
{
int i;
@ -79,7 +79,7 @@ static int add_left_pred_c(uint8_t *dst, const uint8_t *src, intptr_t w,
return acc;
}
static int add_left_pred_int16_c(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned acc){
static int add_left_pred_int16_c(uint16_t *dst, const uint16_t *src, unsigned mask, ptrdiff_t w, unsigned acc){
int i;
for(i=0; i<w-1; i++){

11
libavcodec/lossless_videodsp.h
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@ -22,20 +22,23 @@
#ifndef AVCODEC_LOSSLESS_VIDEODSP_H
#define AVCODEC_LOSSLESS_VIDEODSP_H
#include <stdint.h>
#include <stddef.h>
#include "avcodec.h"
#include "libavutil/cpu.h"
typedef struct LLVidDSPContext {
void (*add_bytes)(uint8_t *dst /* align 16 */, uint8_t *src /* align 16 */,
intptr_t w);
ptrdiff_t w);
void (*add_median_pred)(uint8_t *dst, const uint8_t *top,
const uint8_t *diff, intptr_t w,
const uint8_t *diff, ptrdiff_t w,
int *left, int *left_top);
int (*add_left_pred)(uint8_t *dst, const uint8_t *src,
intptr_t w, int left);
ptrdiff_t w, int left);
int (*add_left_pred_int16)(uint16_t *dst, const uint16_t *src,
unsigned mask, int w, unsigned left);
unsigned mask, ptrdiff_t w, unsigned left);
} LLVidDSPContext;
void ff_llviddsp_init(LLVidDSPContext *llviddsp);

2
libavcodec/ppc/lossless_videodsp_altivec.c
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@ -33,7 +33,7 @@
#include "libavcodec/lossless_videodsp.h"
#if HAVE_ALTIVEC
static void add_bytes_altivec(uint8_t *dst, uint8_t *src, intptr_t w)
static void add_bytes_altivec(uint8_t *dst, uint8_t *src, ptrdiff_t w)
{
register int i;
register vector unsigned char vdst, vsrc;

18
libavcodec/x86/lossless_videodsp_init.c
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@ -23,27 +23,27 @@
#include "../lossless_videodsp.h"
#include "libavutil/x86/cpu.h"
void ff_add_bytes_mmx(uint8_t *dst, uint8_t *src, intptr_t w);
void ff_add_bytes_sse2(uint8_t *dst, uint8_t *src, intptr_t w);
void ff_add_bytes_mmx(uint8_t *dst, uint8_t *src, ptrdiff_t w);
void ff_add_bytes_sse2(uint8_t *dst, uint8_t *src, ptrdiff_t w);
void ff_add_median_pred_mmxext(uint8_t *dst, const uint8_t *top,
const uint8_t *diff, intptr_t w,
const uint8_t *diff, ptrdiff_t w,
int *left, int *left_top);
void ff_add_median_pred_sse2(uint8_t *dst, const uint8_t *top,
const uint8_t *diff, intptr_t w,
const uint8_t *diff, ptrdiff_t w,
int *left, int *left_top);
int ff_add_left_pred_ssse3(uint8_t *dst, const uint8_t *src,
intptr_t w, int left);
ptrdiff_t w, int left);
int ff_add_left_pred_unaligned_ssse3(uint8_t *dst, const uint8_t *src,
intptr_t w, int left);
ptrdiff_t w, int left);
int ff_add_left_pred_int16_ssse3(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned acc);
int ff_add_left_pred_int16_sse4(uint16_t *dst, const uint16_t *src, unsigned mask, int w, unsigned acc);
int ff_add_left_pred_int16_ssse3(uint16_t *dst, const uint16_t *src, unsigned mask, ptrdiff_t w, unsigned acc);
int ff_add_left_pred_int16_sse4(uint16_t *dst, const uint16_t *src, unsigned mask, ptrdiff_t w, unsigned acc);
#if HAVE_INLINE_ASM && HAVE_7REGS && ARCH_X86_32
static void add_median_pred_cmov(uint8_t *dst, const uint8_t *top,
const uint8_t *diff, intptr_t w,
const uint8_t *diff, ptrdiff_t w,
int *left, int *left_top)
{
x86_reg w2 = -w;

2
tests/checkasm/llviddsp.c
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@ -41,7 +41,7 @@ static void check_add_bytes(LLVidDSPContext c, int width)
uint8_t *src1 = av_mallocz(width);
uint8_t *dst0 = av_mallocz(width);
uint8_t *dst1 = av_mallocz(width);
declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, uint8_t *src, int w);
declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, uint8_t *src, ptrdiff_t w);
if (!src0 || !src1 || !dst0 || !dst1)
fail();