diff --git a/libavcodec/aarch64/h264idct_neon.S b/libavcodec/aarch64/h264idct_neon.S
index 91f1e773c4..fa414f73b2 100644
--- a/libavcodec/aarch64/h264idct_neon.S
+++ b/libavcodec/aarch64/h264idct_neon.S
@@ -33,25 +33,25 @@ function ff_h264_idct_add_neon, export=1
         sshr            v17.4H, v3.4H,  #1
         st1             {v30.8H},    [x1], #16
         sub             v5.4H,  v0.4H,  v2.4H
-        add             v6.4H,  v1.4H,  v17.4H
-        sub             v7.4H,  v16.4H, v3.4H
-        add             v0.4H,  v4.4H,  v6.4H
-        add             v1.4H,  v5.4H,  v7.4H
-        sub             v3.4H,  v4.4H,  v6.4H
-        sub             v2.4H,  v5.4H,  v7.4H
+        sub             v6.4H,  v16.4H, v3.4H
+        add             v7.4H,  v1.4H,  v17.4H
+        add             v0.4H,  v4.4H,  v7.4H
+        add             v1.4H,  v5.4H,  v6.4H
+        sub             v2.4H,  v5.4H,  v6.4H
+        sub             v3.4H,  v4.4H,  v7.4H
 
         transpose_4x4H  v0, v1, v2, v3, v4, v5, v6, v7
 
-        add             v4.4H,  v0.4H,  v3.4H
+        add             v4.4H,  v0.4H,  v2.4H
         ld1             {v18.S}[0], [x0], x2
-        sshr            v16.4H,  v2.4H,  #1
+        sshr            v16.4H,  v3.4H,  #1
         sshr            v17.4H,  v1.4H,  #1
-        ld1             {v19.S}[1], [x0], x2
-        sub             v5.4H,  v0.4H,  v3.4H
         ld1             {v18.S}[1], [x0], x2
+        sub             v5.4H,  v0.4H,  v2.4H
+        ld1             {v19.S}[1], [x0], x2
         add             v6.4H,  v16.4H, v1.4H
         ins             v4.D[1],  v5.D[0]
-        sub             v7.4H,  v2.4H,  v17.4H
+        sub             v7.4H,  v17.4H, v3.4H
         ld1             {v19.S}[0], [x0], x2
         ins             v6.D[1],  v7.D[0]
         sub             x0,  x0,  x2, lsl #2
@@ -68,8 +68,8 @@ function ff_h264_idct_add_neon, export=1
         sqxtun          v1.8B, v1.8H
 
         st1             {v0.S}[0],  [x0], x2
-        st1             {v1.S}[1],  [x0], x2
         st1             {v0.S}[1],  [x0], x2
+        st1             {v1.S}[1],  [x0], x2
         st1             {v1.S}[0],  [x0], x2
 
         sub             x1,  x1,  #32
diff --git a/libavcodec/aarch64/neon.S b/libavcodec/aarch64/neon.S
index a227cbd3f6..0fddbecae3 100644
--- a/libavcodec/aarch64/neon.S
+++ b/libavcodec/aarch64/neon.S
@@ -107,12 +107,12 @@
 .macro  transpose_4x4H  r0, r1, r2, r3, r4, r5, r6, r7
         trn1            \r4\().4H,  \r0\().4H,  \r1\().4H
         trn2            \r5\().4H,  \r0\().4H,  \r1\().4H
-        trn1            \r7\().4H,  \r2\().4H,  \r3\().4H
-        trn2            \r6\().4H,  \r2\().4H,  \r3\().4H
-        trn1            \r0\().2S,  \r4\().2S,  \r7\().2S
-        trn2            \r3\().2S,  \r4\().2S,  \r7\().2S
-        trn1            \r1\().2S,  \r5\().2S,  \r6\().2S
-        trn2            \r2\().2S,  \r5\().2S,  \r6\().2S
+        trn1            \r6\().4H,  \r2\().4H,  \r3\().4H
+        trn2            \r7\().4H,  \r2\().4H,  \r3\().4H
+        trn1            \r0\().2S,  \r4\().2S,  \r6\().2S
+        trn2            \r2\().2S,  \r4\().2S,  \r6\().2S
+        trn1            \r1\().2S,  \r5\().2S,  \r7\().2S
+        trn2            \r3\().2S,  \r5\().2S,  \r7\().2S
 .endm
 
 .macro  transpose_8x8H  r0, r1, r2, r3, r4, r5, r6, r7, r8, r9