接入 Autocal Finger 视频预览

复用 shared FingerAcquisitionWorker 显示处理后画面，并保存视频与配置路径。通过针对性测试和真实视频验证。
2026-10-11 12:16:16 +08:00
parent 46c8c8cbf6
commit 12c2fb1c4b
8 changed files with 381 additions and 1 deletions
@@ -0,0 +1,91 @@
+"""The Autocal sensor tab drives the shared finger acquisition interface."""
+
+from __future__ import annotations
+
+from types import SimpleNamespace
+
+import numpy as np
+
+
+class FakeFingerWorker:
+    def __init__(self, *, on_error):
+        self.on_error = on_error
+        self.is_running = False
+        self.started = None
+        self.stopped = []
+        self.packet = None
+
+    def start(self, video, *, config_ref):
+        self.started = (video, config_ref)
+        self.is_running = True
+
+    def stop(self, *, wait=False):
+        self.stopped.append(wait)
+        self.is_running = False
+
+    def latest(self):
+        return self.packet
+
+    def consume_end_reason(self):
+        return "stopped"
+
+
+def test_video_controls_use_shared_worker_and_show_processed_frame(
+    qt_app, tmp_dir, monkeypatch
+):
+    from orisys_autocal.ui import finger_source_panel
+
+    monkeypatch.setattr(
+        finger_source_panel, "FingerAcquisitionWorker", FakeFingerWorker
+    )
+    video = tmp_dir / "input.mp4"
+    config = tmp_dir / "sensor.json"
+    video.write_bytes(b"video")
+    config.write_text("{}", encoding="utf-8")
+
+    panel = finger_source_panel.FingerSourcePanel(str(video), str(config))
+    panel.start_button.click()
+    assert panel.worker.started == (str(video), str(config))
+    assert not panel.start_button.isEnabled()
+
+    panel.worker.packet = SimpleNamespace(
+        session_id=1,
+        frame_id=7,
+        timestamp=123.5,
+        processed_frame=np.full((20, 30, 3), (10, 20, 30), dtype=np.uint8),
+    )
+    panel._poll()
+    assert panel._last_image.size().width() == 30
+    assert panel.frame_label.text().find("7") >= 0
+    assert not panel.preview.pixmap().isNull()
+
+    panel.stop_button.click()
+    panel._poll()
+    assert panel.worker.stopped == [False]
+    assert panel.start_button.isEnabled()
+    panel.shutdown()
+
+
+def test_sensor_tab_is_live_panel_and_paths_are_saved(make_window, tmp_dir):
+    window = make_window()
+    assert window.workspace.page("sensor") is window.finger_source_panel
+    window.finger_source_panel.video_path.setText(str(tmp_dir / "input.mp4"))
+    window.finger_source_panel.config_ref.setText(str(tmp_dir / "sensor.json"))
+    window._persist_prefs()
+    assert window.prefs["finger_video_path"].endswith("input.mp4")
+    assert window.prefs["finger_config_ref"].endswith("sensor.json")
+
+
+def test_missing_input_is_visible_and_does_not_start_worker(qt_app, monkeypatch):
+    from orisys_autocal.ui import finger_source_panel
+
+    monkeypatch.setattr(
+        finger_source_panel, "FingerAcquisitionWorker", FakeFingerWorker
+    )
+    panel = finger_source_panel.FingerSourcePanel()
+    panel.start_button.click()
+    assert panel.worker.started is None
+    assert panel.start_button.isEnabled()
+    assert panel._error
+    assert panel._error in panel.status_label.text()
+    panel.shutdown()