From: xiatao via ffmpeg-devel <ffmpeg-devel@ffmpeg.org>
To: ffmpeg-devel@ffmpeg.org
Cc: xiatao <code@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH] avcodec/wasm/hevc: fix typo in butterfly macro (PR #21096)
Date: Thu, 04 Dec 2025 05:04:23 -0000
Message-ID: <176482466378.39.14486160372085470760@2cb04c0e5124> (raw)
PR #21096 opened by xiatao
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21096
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/21096.patch
Signed-off-by: Xia Tao <xiatao@gmail.com>
This PR fixes a typo in the wasm HEVC IDCT helper macro name:
- Rename `bufferfly` to `butterfly`
This patch was previously submitted to ffmpeg-devel and this PR is created as requested by the reviewer.
As requested by Zhao Zhili in the review of my mailing list patch, I am submitting this change via a pull request here.
>From 3ae4384673a1a2d4482d959ce3a95167bc2da056 Mon Sep 17 00:00:00 2001
From: Xia Tao <xiatao@gmail.com>
Date: Thu, 4 Dec 2025 11:49:50 +0800
Subject: [PATCH] avcodec/wasm/hevc: fix typo in butterfly macro
Signed-off-by: Xia Tao <xiatao@gmail.com>
---
libavcodec/wasm/hevc/idct.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/libavcodec/wasm/hevc/idct.c b/libavcodec/wasm/hevc/idct.c
index 828fc26a49..f2b04f307c 100644
--- a/libavcodec/wasm/hevc/idct.c
+++ b/libavcodec/wasm/hevc/idct.c
@@ -279,7 +279,7 @@ void ff_hevc_idct_8x8_10_simd128(int16_t *coeffs, int col_limit)
x1 += x2; \
x3 += x2; \
-#define bufferfly(e, o, p, m) \
+#define butterfly(e, o, p, m) \
p = wasm_i32x4_add(e, o); \
m = wasm_i32x4_sub(e, o); \
@@ -309,10 +309,10 @@ static void tr16_8x4(v128_t in0, v128_t in1, v128_t in2, v128_t in3,
v30 = wasm_i32x4_add(v30, wasm_i32x4_extmul_high_i16x8(in3, trans[5]));
v31 = wasm_i32x4_sub(v31, wasm_i32x4_extmul_high_i16x8(in3, trans[4]));
- bufferfly(v24, v28, v16, v23);
- bufferfly(v25, v29, v17, v22);
- bufferfly(v26, v30, v18, v21);
- bufferfly(v27, v31, v19, v20);
+ butterfly(v24, v28, v16, v23);
+ butterfly(v25, v29, v17, v22);
+ butterfly(v26, v30, v18, v21);
+ butterfly(v27, v31, v19, v20);
sp += offset;
wasm_v128_store(sp, v16); sp += 16;
--
2.49.1
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