[FFmpeg-devel] [PATCH 27/39] avcodec/videodsp: Constify buf in VideoDSPContext.prefetch

[Andreas Rheinhardt <andreas.rheinhardt@outlook.com>]

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavcodec/aarch64/videodsp_init.c     | 2 +-
 libavcodec/arm/videodsp_init_armv5te.c | 2 +-
 libavcodec/loongarch/videodsp_init.c   | 2 +-
 libavcodec/mips/videodsp_init.c        | 2 +-
 libavcodec/ppc/videodsp.c              | 2 +-
 libavcodec/videodsp.c                  | 2 +-
 libavcodec/videodsp.h                  | 2 +-
 libavcodec/x86/videodsp_init.c         | 2 +-
 8 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/libavcodec/aarch64/videodsp_init.c b/libavcodec/aarch64/videodsp_init.c
index 6f667a6d3e..1f77a918d7 100644
--- a/libavcodec/aarch64/videodsp_init.c
+++ b/libavcodec/aarch64/videodsp_init.c
@@ -21,7 +21,7 @@
 #include "libavutil/aarch64/cpu.h"
 #include "libavcodec/videodsp.h"
 
-void ff_prefetch_aarch64(uint8_t *mem, ptrdiff_t stride, int h);
+void ff_prefetch_aarch64(const uint8_t *mem, ptrdiff_t stride, int h);
 
 av_cold void ff_videodsp_init_aarch64(VideoDSPContext *ctx, int bpc)
 {
diff --git a/libavcodec/arm/videodsp_init_armv5te.c b/libavcodec/arm/videodsp_init_armv5te.c
index 1ea1f3438d..eaa8c5bbf8 100644
--- a/libavcodec/arm/videodsp_init_armv5te.c
+++ b/libavcodec/arm/videodsp_init_armv5te.c
@@ -23,7 +23,7 @@
 #include "libavcodec/videodsp.h"
 #include "videodsp_arm.h"
 
-void ff_prefetch_arm(uint8_t *mem, ptrdiff_t stride, int h);
+void ff_prefetch_arm(const uint8_t *mem, ptrdiff_t stride, int h);
 
 av_cold void ff_videodsp_init_armv5te(VideoDSPContext *ctx, int bpc)
 {
diff --git a/libavcodec/loongarch/videodsp_init.c b/libavcodec/loongarch/videodsp_init.c
index 6cbb7763ff..92ade4f846 100644
--- a/libavcodec/loongarch/videodsp_init.c
+++ b/libavcodec/loongarch/videodsp_init.c
@@ -22,7 +22,7 @@
 #include "libavcodec/videodsp.h"
 #include "libavutil/attributes.h"
 
-static void prefetch_loongarch(uint8_t *mem, ptrdiff_t stride, int h)
+static void prefetch_loongarch(const uint8_t *mem, ptrdiff_t stride, int h)
 {
     register const uint8_t *p = mem;
 
diff --git a/libavcodec/mips/videodsp_init.c b/libavcodec/mips/videodsp_init.c
index 07c23bcf7e..89409fc8fd 100644
--- a/libavcodec/mips/videodsp_init.c
+++ b/libavcodec/mips/videodsp_init.c
@@ -24,7 +24,7 @@
 #include "libavutil/mips/asmdefs.h"
 #include "libavcodec/videodsp.h"
 
-static void prefetch_mips(uint8_t *mem, ptrdiff_t stride, int h)
+static void prefetch_mips(const uint8_t *mem, ptrdiff_t stride, int h)
 {
     register const uint8_t *p = mem;
 
diff --git a/libavcodec/ppc/videodsp.c b/libavcodec/ppc/videodsp.c
index 915702252e..a7ab5a6a42 100644
--- a/libavcodec/ppc/videodsp.c
+++ b/libavcodec/ppc/videodsp.c
@@ -21,7 +21,7 @@
 #include "libavutil/attributes.h"
 #include "libavcodec/videodsp.h"
 
-static void prefetch_ppc(uint8_t *mem, ptrdiff_t stride, int h)
+static void prefetch_ppc(const uint8_t *mem, ptrdiff_t stride, int h)
 {
     register const uint8_t *p = mem;
     do {
diff --git a/libavcodec/videodsp.c b/libavcodec/videodsp.c
index 90dc1aacbd..bdff2e76f5 100644
--- a/libavcodec/videodsp.c
+++ b/libavcodec/videodsp.c
@@ -32,7 +32,7 @@
 #include "videodsp_template.c"
 #undef BIT_DEPTH
 
-static void just_return(uint8_t *buf, ptrdiff_t stride, int h)
+static void just_return(const uint8_t *buf, ptrdiff_t stride, int h)
 {
 }
 
diff --git a/libavcodec/videodsp.h b/libavcodec/videodsp.h
index b5219d236c..e8960b609d 100644
--- a/libavcodec/videodsp.h
+++ b/libavcodec/videodsp.h
@@ -72,7 +72,7 @@ typedef struct VideoDSPContext {
      * @param stride distance between two lines of buf (in bytes)
      * @param h      number of lines to prefetch
      */
-    void (*prefetch)(uint8_t *buf, ptrdiff_t stride, int h);
+    void (*prefetch)(const uint8_t *buf, ptrdiff_t stride, int h);
 } VideoDSPContext;
 
 void ff_videodsp_init(VideoDSPContext *ctx, int bpc);
diff --git a/libavcodec/x86/videodsp_init.c b/libavcodec/x86/videodsp_init.c
index a14c9635fb..ae9db95624 100644
--- a/libavcodec/x86/videodsp_init.c
+++ b/libavcodec/x86/videodsp_init.c
@@ -215,7 +215,7 @@ static av_noinline void emulated_edge_mc_avx2(uint8_t *buf, const uint8_t *src,
 #endif /* HAVE_AVX2_EXTERNAL */
 #endif /* HAVE_X86ASM */
 
-void ff_prefetch_mmxext(uint8_t *buf, ptrdiff_t stride, int h);
+void ff_prefetch_mmxext(const uint8_t *buf, ptrdiff_t stride, int h);
 
 av_cold void ff_videodsp_init_x86(VideoDSPContext *ctx, int bpc)
 {
-- 
2.34.1

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