phase 12

detect/graph.py

@@ -18,6 +18,7 @@ from detect.state import DetectState
 from detect.stages.frame_extractor import extract_frames
 from detect.stages.scene_filter import scene_filter
 from detect.stages.yolo_detector import detect_objects
+from detect.stages.preprocess import preprocess_regions
 from detect.stages.ocr_stage import run_ocr
 from detect.stages.brand_resolver import resolve_brands
 from detect.stages.vlm_local import escalate_vlm
@@ -31,6 +32,7 @@ NODES = [
     "extract_frames",
     "filter_scenes",
     "detect_objects",
+    "preprocess",
     "run_ocr",
     "match_brands",
     "escalate_vlm",
@@ -137,6 +139,36 @@ def node_detect_objects(state: DetectState) -> dict:
     return {"boxes_by_frame": all_boxes, "stats": stats}
 
 
+def node_preprocess(state: DetectState) -> dict:
+    _emit_transition(state, "preprocess", "running")
+
+    with trace_node(state, "preprocess") as span:
+        profile = _get_profile(state)
+        frames = state.get("filtered_frames", [])
+        boxes = state.get("boxes_by_frame", {})
+        job_id = state.get("job_id")
+
+        # Get preprocessing config from profile overrides or defaults
+        overrides = state.get("config_overrides", {})
+        prep_config = overrides.get("preprocessing", {})
+        do_contrast = prep_config.get("contrast", True)
+        do_deskew = prep_config.get("deskew", False)
+        do_binarize = prep_config.get("binarize", False)
+
+        preprocessed = preprocess_regions(
+            frames, boxes,
+            do_contrast=do_contrast,
+            do_deskew=do_deskew,
+            do_binarize=do_binarize,
+            inference_url=INFERENCE_URL,
+            job_id=job_id,
+        )
+        span.set_output({"regions_preprocessed": len(preprocessed)})
+
+    _emit_transition(state, "preprocess", "done")
+    return {"preprocessed_crops": preprocessed}
+
+
 def node_run_ocr(state: DetectState) -> dict:
     _emit_transition(state, "run_ocr", "running")
 
@@ -304,6 +336,7 @@ NODE_FUNCTIONS = [
     ("extract_frames", node_extract_frames),
     ("filter_scenes", node_filter_scenes),
     ("detect_objects", node_detect_objects),
+    ("preprocess", node_preprocess),
     ("run_ocr", node_run_ocr),
     ("match_brands", node_match_brands),
     ("escalate_vlm", node_escalate_vlm),