Cache OCR-negative bubbles

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## beta 1.0.2.1016 - 2026-10-16
+
+- Cache OCR-negative visible bubbles and reuse stable visual signatures as the
+  OCR cache key so unreadable or lightly re-rendered bubbles do not trigger
+  repeated 10+ second RapidOCR passes during active chat windows.
+
 ## beta 1.0.1.1016 - 2026-10-16
 
 - Limit RapidOCR ONNXRuntime intra/inter operation threads by default so the

README.md

@@ -8,7 +8,7 @@ JWeBot 是运行于 Linux 的单群微信自动回复系统。它通过本地 OC
 观察选定的微信窗口，将消息写入持久化 Edge 账本，调用经过审核的命令插件，
 并通过带视觉确认的 GUI 发送链路回复。
 
-当前版本：`beta 1.0.1.1016`，更新日期：2026-10-16。
+当前版本：`beta 1.0.2.1016`，更新日期：2026-10-16。
 
 1.0 Beta 收口了当前稳定功能：本地命令插件、人物与上下文索引、
 Steam 状态与时长查询、虚拟金币游戏、多人彩票、21 点、CS Major
@@ -263,7 +263,7 @@ visually confirmed GUI bridge.
 Current version:
 
 ```text
-beta 1.0.1.1016
+beta 1.0.2.1016
 ```
 
 Updated: 2026-10-16.

VERSION

@@ -1 +1 @@
-beta 1.0.1.1016
+beta 1.0.2.1016

packages/jwebot-config/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-config"
-version = "1.0.1b1+1016"
+version = "1.0.2b1+1016"
 description = "Profile-based configuration compiler for JWeBot"
 requires-python = ">=3.9"
 dependencies = [

packages/jwebot-config/src/jwebot_config/__init__.py

@@ -36,4 +36,4 @@ __all__ = [
     "write_default_profile",
 ]
 
-__version__ = "1.0.1b1+1016"
+__version__ = "1.0.2b1+1016"

packages/jwebot-extension-host/pyproject.toml

@@ -4,12 +4,12 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-extension-host"
-version = "1.0.1b1+1016"
+version = "1.0.2b1+1016"
 description = "Single-release, single-invocation process host for JWeBot extensions"
 requires-python = ">=3.9"
 dependencies = [
-  "jwebot-sdk==1.0.1b1+1016",
+  "jwebot-sdk==1.0.2b1+1016",
-  "jwebot-kernel==1.0.1b1+1016",
+  "jwebot-kernel==1.0.2b1+1016",
 ]
 
 [project.scripts]

packages/jwebot-extension-host/src/jwebot_extension_host/__init__.py

@@ -16,4 +16,4 @@ __all__ = [
     "process_request",
 ]
 
-__version__ = "1.0.1b1+1016"
+__version__ = "1.0.2b1+1016"

packages/jwebot-kernel/pyproject.toml

@@ -4,13 +4,13 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-kernel"
-version = "1.0.1b1+1016"
+version = "1.0.2b1+1016"
 description = "Stable routing and extension authority for JWeBot"
 requires-python = ">=3.9"
 dependencies = [
-  "jwebot-config==1.0.1b1+1016",
+  "jwebot-config==1.0.2b1+1016",
-  "jwebot-sdk==1.0.1b1+1016",
+  "jwebot-sdk==1.0.2b1+1016",
-  "jwebot-official-extensions==1.0.1b1+1016",
+  "jwebot-official-extensions==1.0.2b1+1016",
   "tomli>=2; python_version < '3.11'",
 ]
 

packages/jwebot-kernel/src/jwebot_kernel/__init__.py

@@ -107,4 +107,4 @@ __all__ = [
     "verify_installed_release_signature",
 ]
 
-__version__ = "1.0.1b1+1016"
+__version__ = "1.0.2b1+1016"

packages/jwebot-official-extensions/pyproject.toml

@@ -4,11 +4,11 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-official-extensions"
-version = "1.0.1b1+1016"
+version = "1.0.2b1+1016"
 description = "Reviewed local command adapters and broker implementation for JWeBot"
 requires-python = ">=3.9"
 dependencies = [
-  "jwebot-sdk==1.0.1b1+1016",
+  "jwebot-sdk==1.0.2b1+1016",
 ]
 
 [tool.setuptools.packages.find]

packages/jwebot-official-extensions/src/jwebot_official_extensions/__init__.py

@@ -90,4 +90,4 @@ __all__ = [
     "render_feature_list",
 ]
 
-__version__ = "1.0.1b1+1016"
+__version__ = "1.0.2b1+1016"

packages/jwebot-sdk/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-sdk"
-version = "1.0.1b1+1016"
+version = "1.0.2b1+1016"
 description = "Typed, capability-limited extension API for JWeBot plugins"
 requires-python = ">=3.9"
 dependencies = []

packages/jwebot-sdk/src/jwebot_sdk/__init__.py

@@ -38,4 +38,4 @@ __all__ = [
     "SingleGroupContext",
 ]
 
-__version__ = "1.0.1b1+1016"
+__version__ = "1.0.2b1+1016"

pyproject.toml

@@ -1,5 +1,5 @@
 [tool.jwebot]
-release = "beta 1.0.1.1016"
+release = "beta 1.0.2.1016"
 production_deployments_enabled_by_default = false
 
 [tool.jwebot.workspace]

tests/test_jwebot_edge.py

@@ -867,9 +867,9 @@ class LedgerAndApplicationTests(unittest.TestCase):
         self.assertEqual(version["route"], "local")
         self.assertIn("JWeBot 版本", version["text"])
         self.assertIn("kernel", version["text"])
-        self.assertIn("最新版本：beta 1.0.1.1016", version["text"])
+        self.assertIn("最新版本：beta 1.0.2.1016", version["text"])
         self.assertIn("更新时间：2026-10-16", version["text"])
-        self.assertIn("更新摘要：Limit RapidOCR", version["text"])
+        self.assertIn("更新摘要：Cache OCR-negative", version["text"])
         self.assertEqual(debug["route"], "local")
         self.assertIn("调试埋点", debug["text"])
         self.assertEqual(balance["route"], "local")

tests/test_wechat_local_ocr.py

@@ -689,6 +689,46 @@ class OcrCacheTests(unittest.TestCase):
         self.assertEqual(engine.last_cache_hits, 0)
         self.assertEqual(engine.last_cache_misses, 1)
 
+    def test_antialias_drift_reuses_visual_signature_cache(self):
+        engine = MODULE.OcrEngine.__new__(MODULE.OcrEngine)
+        bubble = MODULE.Bubble(50, 60, 132, 40, 5000)
+        first = MODULE.Image.new("RGB", (300, 180), (238, 238, 240))
+        second = MODULE.Image.new("RGB", (300, 180), (242, 242, 244))
+        first.putpixel((70, 75), (20, 20, 20))
+        second.putpixel((70, 75), (35, 35, 35))
+
+        with mock.patch.object(
+            engine,
+            "_recognize_bubble",
+            return_value=self.message(60),
+        ) as recognize:
+            engine.recognize_messages(first, [bubble])
+            messages, _ = engine.recognize_messages(second, [bubble])
+
+        self.assertEqual(recognize.call_count, 1)
+        self.assertEqual(len(messages), 1)
+        self.assertEqual(engine.last_cache_hits, 1)
+        self.assertEqual(engine.last_cache_misses, 0)
+
+    def test_unrecognized_bubble_reuses_negative_cache(self):
+        engine = MODULE.OcrEngine.__new__(MODULE.OcrEngine)
+        image = MODULE.Image.new("RGB", (300, 180), "white")
+        bubble = MODULE.Bubble(50, 60, 132, 40, 5000)
+
+        with mock.patch.object(
+            engine,
+            "_recognize_bubble",
+            return_value=None,
+        ) as recognize:
+            first_messages, _ = engine.recognize_messages(image, [bubble])
+            second_messages, _ = engine.recognize_messages(image, [bubble])
+
+        self.assertEqual(first_messages, [])
+        self.assertEqual(second_messages, [])
+        self.assertEqual(recognize.call_count, 1)
+        self.assertEqual(engine.last_cache_hits, 1)
+        self.assertEqual(engine.last_cache_misses, 0)
+
     def test_periodic_refresh_revalidates_cached_bubbles(self):
         engine = MODULE.OcrEngine.__new__(MODULE.OcrEngine)
         image = MODULE.Image.new("RGB", (300, 180), "white")

wechat_local_ocr.py

@@ -1126,7 +1126,7 @@ class OcrEngine:
         )
         self._message_cache: OrderedDict[
             str,
-            tuple[str, str, float, float, float],
+            tuple[str, str, float, float, float] | None,
         ] = OrderedDict()
         self._scan_count = 0
         self.last_cache_hits = 0
@@ -1202,7 +1202,7 @@ class OcrEngine:
 
     def _cache(self) -> OrderedDict[
         str,
-        tuple[str, str, float, float, float],
+        tuple[str, str, float, float, float] | None,
     ]:
         cache = getattr(self, "_message_cache", None)
         if cache is None:
@@ -1282,15 +1282,17 @@ class OcrEngine:
             bubble_crop = image.crop(
                 (bubble.x, bubble.y, bubble.right, bubble.bottom)
             )
-            key = self._cache_key(sender_crop, bubble_crop)
             sequence_signature = bubble_sequence_signature(
                 sender_crop,
                 bubble_crop,
             )
-            cached = cache.get(key)
+            key = sequence_signature
-            if cached is not None:
+            if key in cache:
+                cached = cache[key]
                 hits += 1
                 cache.move_to_end(key)
+                if cached is None:
+                    continue
                 messages.append(
                     IncomingMessage(
                         sender=cached[0],
@@ -1311,6 +1313,10 @@ class OcrEngine:
                 visual_signature=sequence_signature,
             )
             if message is None:
+                cache[key] = None
+                cache.move_to_end(key)
+                while len(cache) > OCR_MESSAGE_CACHE_SIZE:
+                    cache.popitem(last=False)
                 continue
             cache[key] = (
                 message.sender,