[FFmpeg-cvslog] avcodec/ac3dsp: make len a size_t in float_to_fixed24
James Almer
git at videolan.org
Wed Nov 22 23:38:39 EET 2023
ffmpeg | branch: master | James Almer <jamrial at gmail.com> | Wed Nov 22 16:41:00 2023 -0300| [567c67c6c8cb9be083f56198bfa979e4bda84c99] | committer: James Almer
avcodec/ac3dsp: make len a size_t in float_to_fixed24
Should simplify asm implementations, and prevent UB on at least win64.
Signed-off-by: James Almer <jamrial at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=567c67c6c8cb9be083f56198bfa979e4bda84c99
---
libavcodec/ac3dsp.c | 2 +-
libavcodec/ac3dsp.h | 2 +-
libavcodec/arm/ac3dsp_init_arm.c | 2 +-
libavcodec/mips/ac3dsp_mips.c | 2 +-
libavcodec/x86/ac3dsp_init.c | 2 +-
5 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/libavcodec/ac3dsp.c b/libavcodec/ac3dsp.c
index 302b786b15..8397e03d32 100644
--- a/libavcodec/ac3dsp.c
+++ b/libavcodec/ac3dsp.c
@@ -54,7 +54,7 @@ static void ac3_exponent_min_c(uint8_t *exp, int num_reuse_blocks, int nb_coefs)
}
}
-static void float_to_fixed24_c(int32_t *dst, const float *src, unsigned int len)
+static void float_to_fixed24_c(int32_t *dst, const float *src, size_t len)
{
const float scale = 1 << 24;
do {
diff --git a/libavcodec/ac3dsp.h b/libavcodec/ac3dsp.h
index a01bff3d11..9996ef19ec 100644
--- a/libavcodec/ac3dsp.h
+++ b/libavcodec/ac3dsp.h
@@ -53,7 +53,7 @@ typedef struct AC3DSPContext {
* @param len number of elements to convert.
* constraints: multiple of 32 greater than zero
*/
- void (*float_to_fixed24)(int32_t *dst, const float *src, unsigned int len);
+ void (*float_to_fixed24)(int32_t *dst, const float *src, size_t len);
/**
* Calculate bit allocation pointers.
diff --git a/libavcodec/arm/ac3dsp_init_arm.c b/libavcodec/arm/ac3dsp_init_arm.c
index a64aa6ae82..ae989069c9 100644
--- a/libavcodec/arm/ac3dsp_init_arm.c
+++ b/libavcodec/arm/ac3dsp_init_arm.c
@@ -26,7 +26,7 @@
#include "config.h"
void ff_ac3_exponent_min_neon(uint8_t *exp, int num_reuse_blocks, int nb_coefs);
-void ff_float_to_fixed24_neon(int32_t *dst, const float *src, unsigned int len);
+void ff_float_to_fixed24_neon(int32_t *dst, const float *src, size_t len);
void ff_ac3_extract_exponents_neon(uint8_t *exp, int32_t *coef, int nb_coefs);
void ff_ac3_sum_square_butterfly_int32_neon(int64_t sum[4],
const int32_t *coef0,
diff --git a/libavcodec/mips/ac3dsp_mips.c b/libavcodec/mips/ac3dsp_mips.c
index a5eaaf8eb2..3ea3acc185 100644
--- a/libavcodec/mips/ac3dsp_mips.c
+++ b/libavcodec/mips/ac3dsp_mips.c
@@ -203,7 +203,7 @@ static void ac3_update_bap_counts_mips(uint16_t mant_cnt[16], uint8_t *bap,
#if HAVE_MIPSFPU
#if !HAVE_MIPS32R6 && !HAVE_MIPS64R6
-static void float_to_fixed24_mips(int32_t *dst, const float *src, unsigned int len)
+static void float_to_fixed24_mips(int32_t *dst, const float *src, size_t len)
{
const float scale = 1 << 24;
float src0, src1, src2, src3, src4, src5, src6, src7;
diff --git a/libavcodec/x86/ac3dsp_init.c b/libavcodec/x86/ac3dsp_init.c
index 43b3b4ac85..472d39fa5e 100644
--- a/libavcodec/x86/ac3dsp_init.c
+++ b/libavcodec/x86/ac3dsp_init.c
@@ -26,7 +26,7 @@
void ff_ac3_exponent_min_sse2 (uint8_t *exp, int num_reuse_blocks, int nb_coefs);
-void ff_float_to_fixed24_sse2 (int32_t *dst, const float *src, unsigned int len);
+void ff_float_to_fixed24_sse2 (int32_t *dst, const float *src, size_t len);
int ff_ac3_compute_mantissa_size_sse2(uint16_t mant_cnt[6][16]);
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