From b16147b1b25f65ea553a894246d699232a650c66 Mon Sep 17 00:00:00 2001
From: lvmeng <848755140@qq.com>
Date: Thu, 2 Apr 2026 19:13:15 +0800
Subject: [PATCH] =?UTF-8?q?feat(face):=20=E6=B7=BB=E5=8A=A0=E4=BA=BA?=
 =?UTF-8?q?=E8=84=B8=E8=AF=86=E5=88=AB=E8=B7=9D=E7=A6=BB=E8=BF=87=E6=BB=A4?=
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- 在FaceHelper中添加人脸宽度小于200像素时的过滤逻辑
- 当检测到人脸过小时自动清除左侧人脸数据
- 防止远距离小人脸影响识别准确性
- 保留原有的活体检测流程不变
---
 .../java/com/sw/plate/utils/arcface/face/FaceHelper.java  | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib_face/src/main/java/com/sw/plate/utils/arcface/face/FaceHelper.java b/lib_face/src/main/java/com/sw/plate/utils/arcface/face/FaceHelper.java
index b3c8675..6249b72 100644
--- a/lib_face/src/main/java/com/sw/plate/utils/arcface/face/FaceHelper.java
+++ b/lib_face/src/main/java/com/sw/plate/utils/arcface/face/FaceHelper.java
@@ -341,6 +341,14 @@ public class FaceHelper implements FaceListener {
             refreshTrackId(faceInfoList);
             if (faceInfoList.isEmpty()) {
                 return facePreviewInfoList;
+            } else {
+                FaceInfo currentFaceInfo = faceInfoList.get(0);
+//                L.e("currentFaceInfo  width=" + currentFaceInfo.getRect().width() +
+//                        "---height" + currentFaceInfo.getRect().height());
+                if (currentFaceInfo.getRect().width() < 200) {//距离远（人脸小），不识别
+                    clearLeftFace(facePreviewInfoList);
+                    return facePreviewInfoList;
+                }
             }
             if (!onlyDetectLiveness) {
                 code = ftEngine.process(rgbNv21, previewSize.width, previewSize.height, FaceEngine.CP_PAF_NV21, faceInfoList,