[FFmpeg-devel] [PATCH] avcodec/x86/h264_qpel: Don't instantiate unused functions (PR #20687)

[FFmpeg-devel] [PATCH] avcodec/x86/h264_qpel: Don't instantiate unused functions (PR #20687)

[mkver via ffmpeg-devel]

PR #20687 opened by mkver
URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20687
Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20687.patch

The v_lowpass wrappers (which are instantiated by this macro)
are only used in the put (and not the avg) form for SSSE3
(the avg form is only used for mc02, which doesn't exist
for SSSE3). Clang warns about the unused functions.


>From d96f8d32adfd4ea08c276cd2b6f10e7a3caf06fc Mon Sep 17 00:00:00 2001
From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Date: Fri, 10 Oct 2025 16:21:25 +0200
Subject: [PATCH] avcodec/x86/h264_qpel: Don't instantiate unused functions

The v_lowpass wrappers (which are instantiated by this macro)
are only used in the put (and not the avg) form for SSSE3
(the avg form is only used for mc02, which doesn't exist
for SSSE3). Clang warns about the unused functions.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 libavcodec/x86/h264_qpel.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/libavcodec/x86/h264_qpel.c b/libavcodec/x86/h264_qpel.c
index c8f6726508..5d1445a8bb 100644
--- a/libavcodec/x86/h264_qpel.c
+++ b/libavcodec/x86/h264_qpel.c
@@ -293,7 +293,6 @@ QPEL_H264_HV_XMM(avg_, sse2)
 QPEL_H264_H_XMM(put_, ssse3)
 QPEL_H264_H_XMM(avg_, ssse3)
 QPEL_H264_V_XMM(put_, ssse3, sse2)
-QPEL_H264_V_XMM(avg_, ssse3, sse2)
 QPEL_H264_HV_XMM(put_, ssse3)
 QPEL_H264_HV_XMM(avg_, ssse3)
 
-- 
2.49.1

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