---
libavcodec/x86/lossless_videodsp.asm | 5 +++++
libavcodec/x86/lossless_videodsp_init.c | 5 +++++
2 files changed, 10 insertions(+)
diff --git a/libavcodec/x86/lossless_videodsp.asm
b/libavcodec/x86/lossless_videodsp.asm
index ba4d4f0153..5649348f86 100644
--- a/libavcodec/x86/lossless_videodsp.asm
+++ b/libavcodec/x86/lossless_videodsp.asm
@@ -229,6 +229,11 @@ INIT_YMM avx2
ADD_BYTES
%endif
+%if HAVE_AVX512_EXTERNAL
+INIT_ZMM avx512
+ADD_BYTES
+%endif
+
%macro ADD_HFYU_LEFT_LOOP_INT16 2 ; %1 = dst alignment (a/u), %2 = src
alignment (a/u)
add wd, wd
add srcq, wq
diff --git a/libavcodec/x86/lossless_videodsp_init.c
b/libavcodec/x86/lossless_videodsp_init.c
index 4f20c1ce92..80d6972f36 100644
--- a/libavcodec/x86/lossless_videodsp_init.c
+++ b/libavcodec/x86/lossless_videodsp_init.c
@@ -26,6 +26,7 @@
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_bytes_avx2(uint8_t *dst, uint8_t *src, ptrdiff_t w);
+void ff_add_bytes_avx512(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, ptrdiff_t w,
@@ -119,4 +120,8 @@ void ff_llviddsp_init_x86(LLVidDSPContext *c)
if (EXTERNAL_AVX2_FAST(cpu_flags)) {
c->add_bytes = ff_add_bytes_avx2;
}
+
+ if (EXTERNAL_AVX512(cpu_flags)) {
+ c->add_bytes = ff_add_bytes_avx512;
+ }
}
--
2.15.0
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