diff --git a/libavfilter/x86/vf_eq.asm b/libavfilter/x86/vf_eq.asm
index a30a287029..5118ffcba9 100644
--- a/libavfilter/x86/vf_eq.asm
+++ b/libavfilter/x86/vf_eq.asm
@@ -24,7 +24,7 @@
 
 SECTION .text
 
-%macro PROCESS_ONE_LINE 1
+INIT_XMM sse2
 cglobal process_one_line, 5, 7, 5, src, dst, contrast, brightness, w
     movd m3, contrastd
     movd m4, brightnessd
@@ -39,7 +39,7 @@ cglobal process_one_line, 5, 7, 5, src, dst, contrast, brightness, w
     pxor m1, m1
     mov scalard, wd
     and scalard, mmsize-1
-    sar wd, %1
+    sar wd, 4
     cmp wd, 1
     jl .loop1
 
@@ -80,11 +80,3 @@ cglobal process_one_line, 5, 7, 5, src, dst, contrast, brightness, w
 
     .end:
         RET
-
-%endmacro
-
-INIT_MMX mmxext
-PROCESS_ONE_LINE 3
-
-INIT_XMM sse2
-PROCESS_ONE_LINE 4
diff --git a/libavfilter/x86/vf_eq_init.c b/libavfilter/x86/vf_eq_init.c
index 113056e76b..a1719672df 100644
--- a/libavfilter/x86/vf_eq_init.c
+++ b/libavfilter/x86/vf_eq_init.c
@@ -25,27 +25,10 @@
 #include "libavutil/x86/asm.h"
 #include "libavfilter/vf_eq.h"
 
-extern void ff_process_one_line_mmxext(const uint8_t *src, uint8_t *dst, short contrast,
-                                       short brightness, int w);
 extern void ff_process_one_line_sse2(const uint8_t *src, uint8_t *dst, short contrast,
                                      short brightness, int w);
 
 #if HAVE_X86ASM
-static void process_mmxext(EQParameters *param, uint8_t *dst, int dst_stride,
-                           const uint8_t *src, int src_stride, int w, int h)
-{
-    short contrast = (short) (param->contrast * 256 * 16);
-    short brightness = ((short) (100.0 * param->brightness + 100.0) * 511)
-                       / 200 - 128 - contrast / 32;
-
-    while (h--) {
-        ff_process_one_line_mmxext(src, dst, contrast, brightness, w);
-        src += src_stride;
-        dst += dst_stride;
-    }
-    emms_c();
-}
-
 static void process_sse2(EQParameters *param, uint8_t *dst, int dst_stride,
                          const uint8_t *src, int src_stride, int w, int h)
 {
@@ -65,9 +48,6 @@ av_cold void ff_eq_init_x86(EQContext *eq)
 {
 #if HAVE_X86ASM
     int cpu_flags = av_get_cpu_flags();
-    if (EXTERNAL_MMXEXT(cpu_flags)) {
-        eq->process = process_mmxext;
-    }
     if (EXTERNAL_SSE2(cpu_flags)) {
         eq->process = process_sse2;
     }