[FFmpeg-cvslog] libavcodec/hevc: reuse scale_store on idct32x32_neon

xufuji456 git at videolan.org
Tue Feb 28 13:56:24 EET 2023


ffmpeg | branch: master | xufuji456 <839789740 at qq.com> | Fri Feb 24 20:31:29 2023 +0800| [05438db02437e241a418e266a354bf4e7be7ac59] | committer: Martin Storsjö

libavcodec/hevc: reuse scale_store on idct32x32_neon

Signed-off-by: Martin Storsjö <martin at martin.st>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=05438db02437e241a418e266a354bf4e7be7ac59
---

 libavcodec/arm/hevcdsp_idct_neon.S | 18 ++----------------
 1 file changed, 2 insertions(+), 16 deletions(-)

diff --git a/libavcodec/arm/hevcdsp_idct_neon.S b/libavcodec/arm/hevcdsp_idct_neon.S
index 75795e6a6a..41ca3b83a8 100644
--- a/libavcodec/arm/hevcdsp_idct_neon.S
+++ b/libavcodec/arm/hevcdsp_idct_neon.S
@@ -876,28 +876,14 @@ function func_tr_32x4_\name
         movrel          r9, trans + 32
         vld1.s16        {q0}, [r9, :128]!
         vld1.s16        {q1}, [r9, :128]
-
-        bl              tr_block1
-
         add             r4, sp, #2048
-        vld1.s16        {q14-q15}, [r4, :128]!
-        butterfly32     q14, q10, q15, q11
-        scale32         d22, d23, d20, d21, q1, q14, q10, q15, \shift
-
-        vld1.s16        {q14-q15}, [r4, :128]!
-        butterfly32     q14, q12, q15, q13
-        scale32         d2, d3, d28, d29, q1, q14, q12, q15, \shift
 
-        transpose8_4x4  d22, d20, d2, d28
-        transpose8_4x4  d29, d3, d21, d23
+        bl              tr_block1
         mov             r1, r11
         mov             r2, #64
         mov             r8, #-64
         add             r3, r11, #(56 + 3 * 64)
-        store16         d22, d23, d20, d21, d2, d3, d28, d29, r8
-
-        @ reload multiplication coefficiens to q1
-        vld1.s16        {q1}, [r9, :128]
+        scale_store     \shift
 
         bl              tr_block2
         add             r1, r11, #8



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