i420_yuyv_neon: prefetch

diff --git a/modules/video_chroma/i420_yuyv_neon.S b/modules/video_chroma/i420_yuyv_neon.S
index 9fd3088824556e1f96ecc73ffe424b45b8c3552e..995cf623fb59e15abc077daacf83cf0e563453bd 100644 (file)
--- a/modules/video_chroma/i420_yuyv_neon.S
+++ b/modules/video_chroma/i420_yuyv_neon.S
@@ -41,11 +41,16 @@ i420_yuyv_neon:
        add             Y2,     Y1,     PITCH
 1:
        mov             END_O1, O2
+       pld             [Y2]
 2:
+       pld             [U, #64]
        vld1.u8         {d2},           [U,:64]!
+       pld             [V, #64]
        vld1.u8         {d3},           [V,:64]!
+       pld             [Y1, #64]
        vzip.u8         d2,     d3
        vld1.u8         {q0},           [Y1,:128]!
+       pld             [Y2, #64]
        vmov            q3,     q1
        vzip.u8         q0,     q1
        vld1.u8         {q2},           [Y2,:128]!