Spaces:
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Update app.py
Browse files
app.py
CHANGED
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@@ -8,7 +8,7 @@ from ultralytics import YOLO
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DEFAULT_MAX_FRAME_SIZE = 640
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DEFAULT_DETECT_EVERY_N_FRAMES = 2
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-
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model = YOLO("yolov8n.pt")
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CLASS_NAMES_DICT = model.model.names
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@@ -28,7 +28,7 @@ def process_video(
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max_frame_size: int = DEFAULT_MAX_FRAME_SIZE,
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detect_every_n: int = DEFAULT_DETECT_EVERY_N_FRAMES,
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line_orientation: str = "Ngang",
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-
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):
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if video_path is None:
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return None
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@@ -47,42 +47,25 @@ def process_video(
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)
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byte_tracker.reset()
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previous_positions = {}
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class_counts = {name: 0 for name in SELECTED_CLASS_NAMES}
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# Cấu hình hiệu năng theo chế độ
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if performance_mode == "Nhanh":
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effective_max_size = 480
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detect_every = 4
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conf_threshold = 0.5
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enable_trace = False
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elif performance_mode == "Đẹp":
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effective_max_size = 800
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detect_every = 1
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conf_threshold = 0.3
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enable_trace = True
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elif performance_mode == "Cân bằng":
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effective_max_size = DEFAULT_MAX_FRAME_SIZE
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detect_every = DEFAULT_DETECT_EVERY_N_FRAMES
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conf_threshold = 0.4
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enable_trace = True
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else: # Tuỳ chỉnh
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effective_max_size = (
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int(max_frame_size) if max_frame_size and max_frame_size > 0 else DEFAULT_MAX_FRAME_SIZE
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)
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detect_every = (
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int(detect_every_n) if detect_every_n and detect_every_n >= 1 else 1
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)
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conf_threshold = DEFAULT_CONF_THRESHOLD
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enable_trace = True
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def callback(frame: np.ndarray, index: int) -> np.ndarray:
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nonlocal
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fh_orig, fw_orig = frame.shape[:2]
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if use_resize:
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scale = min(1.0,
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if scale < 1.0:
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frame_infer = cv2.resize(
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frame, (int(fw_orig * scale), int(fh_orig * scale))
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@@ -93,6 +76,7 @@ def process_video(
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frame_infer = frame
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fh, fw = frame_infer.shape[:2]
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if line_orientation == "Dọc":
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line_pos = int(fw * 0.5)
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is_horizontal = False
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@@ -100,24 +84,89 @@ def process_video(
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line_pos = int(fh * 0.5)
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is_horizontal = True
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if detect_every > 1 and index % detect_every != 0:
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annotator_frame = frame_infer.copy()
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if is_horizontal:
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cv2.line(
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annotator_frame,
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(
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(0,
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)
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else:
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cv2.line(
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annotator_frame,
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(
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(
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(0,
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)
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box_w, box_h = 280, 50 + len(SELECTED_CLASS_NAMES) * 28
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@@ -153,13 +202,10 @@ def process_video(
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results = model(frame_infer, verbose=False)[0]
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detections = sv.Detections.from_ultralytics(results)
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# Lọc theo class quan tâm
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detections = detections[np.isin(detections.class_id, SELECTED_CLASS_IDS)]
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# Lọc thêm theo confidence để giảm số lượng box
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if len(detections) > 0 and hasattr(detections, "confidence"):
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detections = detections[detections.confidence >= conf_threshold]
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detections = byte_tracker.update_with_detections(detections)
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if detections.tracker_id is not None:
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xyxy = detections.xyxy
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for i in range(len(detections)):
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@@ -169,25 +215,14 @@ def process_video(
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cx = (xyxy[i, 0] + xyxy[i, 2]) / 2
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cy = (xyxy[i, 1] + xyxy[i, 3]) / 2
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prev_coord = previous_positions[tid]
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if (
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prev_coord < line_pos
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and curr_coord > line_pos
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and (tid, "out") not in crossed_ids
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):
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crossed_ids.add((tid, "out"))
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class_counts[cls_name] = class_counts.get(cls_name, 0) + 1
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and curr_coord < line_pos
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and (tid, "in") not in crossed_ids
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):
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crossed_ids.add((tid, "in"))
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class_counts[cls_name] = class_counts.get(cls_name, 0) + 1
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labels = [
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f"#{tid} {CLASS_NAMES_DICT[cid]} {conf:0.2f}"
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]
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annotator_frame = frame_infer.copy()
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annotator_frame = trace_annotator.annotate(scene=annotator_frame, detections=detections)
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annotator_frame = box_annotator.annotate(scene=annotator_frame, detections=detections)
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annotator_frame = label_annotator.annotate(
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scene=annotator_frame, detections=detections, labels=labels
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)
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if is_horizontal:
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cv2.line(
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annotator_frame,
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)
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else:
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cv2.line(
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annotator_frame,
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)
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box_w, box_h = 280, 50 + len(SELECTED_CLASS_NAMES) * 28
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value="Ngang",
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label="Hướng phương tiện di chuyển",
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)
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with gr.Row():
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performance_mode = gr.Radio(
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choices=["Nhanh", "Cân bằng", "Đẹp", "Tuỳ chỉnh"],
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value="Cân bằng",
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label="Chế độ hiệu năng",
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)
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with gr.Row():
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max_frame_size = gr.Slider(
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minimum=320,
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maximum=1280,
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value=DEFAULT_MAX_FRAME_SIZE,
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step=64,
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label="Kích thước tối đa (px)
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)
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detect_every_n = gr.Slider(
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minimum=1,
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maximum=5,
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value=DEFAULT_DETECT_EVERY_N_FRAMES,
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step=1,
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label="Detect mỗi N frame (
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btn = gr.Button("▶️ Xử lý video", variant="primary")
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btn.click(
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fn=process_video,
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inputs=[
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video_input,
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use_resize,
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max_frame_size,
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detect_every_n,
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line_orientation,
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performance_mode,
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],
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outputs=video_output,
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)
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DEFAULT_MAX_FRAME_SIZE = 640
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DEFAULT_DETECT_EVERY_N_FRAMES = 2
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DEFAULT_ZONE_MARGIN = 0.10 # Độ dày vùng đếm quanh line (tỉ lệ chiều cao/rộng)
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model = YOLO("yolov8n.pt")
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CLASS_NAMES_DICT = model.model.names
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max_frame_size: int = DEFAULT_MAX_FRAME_SIZE,
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detect_every_n: int = DEFAULT_DETECT_EVERY_N_FRAMES,
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line_orientation: str = "Ngang",
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zone_margin: float = DEFAULT_ZONE_MARGIN,
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):
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if video_path is None:
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return None
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)
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byte_tracker.reset()
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class_counts = {name: 0 for name in SELECTED_CLASS_NAMES}
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counted_ids = set()
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def callback(frame: np.ndarray, index: int) -> np.ndarray:
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nonlocal class_counts, counted_ids
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if max_frame_size is None or max_frame_size <= 0:
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max_size = DEFAULT_MAX_FRAME_SIZE
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else:
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max_size = int(max_frame_size)
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if detect_every_n is None or detect_every_n < 1:
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detect_every = 1
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else:
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detect_every = int(detect_every_n)
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fh_orig, fw_orig = frame.shape[:2]
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if use_resize:
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scale = min(1.0, max_size / max(fh_orig, fw_orig))
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if scale < 1.0:
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frame_infer = cv2.resize(
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frame, (int(fw_orig * scale), int(fh_orig * scale))
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frame_infer = frame
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fh, fw = frame_infer.shape[:2]
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# Vị trí line theo hướng người dùng chọn
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if line_orientation == "Dọc":
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line_pos = int(fw * 0.5)
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is_horizontal = False
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line_pos = int(fh * 0.5)
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is_horizontal = True
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# Vùng đếm (zone) quanh line, dày theo tỉ lệ zone_margin
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if zone_margin is None or zone_margin <= 0:
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zm_ratio = DEFAULT_ZONE_MARGIN
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else:
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zm_ratio = max(0.01, min(0.5, float(zone_margin)))
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if is_horizontal:
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z_half = int(fh * zm_ratio)
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z_top = max(0, line_pos - z_half)
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z_bot = min(fh - 1, line_pos + z_half)
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else:
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z_half = int(fw * zm_ratio)
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z_left = max(0, line_pos - z_half)
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z_right = min(fw - 1, line_pos + z_half)
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if detect_every > 1 and index % detect_every != 0:
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annotator_frame = frame_infer.copy()
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# Vẽ vùng đếm (zone) + line trung tâm (không cập nhật đếm để tiết kiệm CPU)
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overlay_zone = annotator_frame.copy()
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if is_horizontal:
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cv2.rectangle(
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overlay_zone,
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(0, z_top),
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(fw, z_bot),
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(0, 0, 200),
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-1,
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else:
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cv2.rectangle(
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overlay_zone,
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(z_left, 0),
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(z_right, fh),
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(0, 0, 200),
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-1,
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annotator_frame = cv2.addWeighted(
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overlay_zone, 0.18, annotator_frame, 0.82, 0
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thickness_base = max(2, int(2 * (max(fw, fh) / 1920)))
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if is_horizontal:
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cv2.line(
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annotator_frame,
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(0, z_top),
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(fw, z_top),
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(0, 100, 255),
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thickness_base,
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)
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cv2.line(
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annotator_frame,
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(0, z_bot),
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(fw, z_bot),
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(0, 100, 255),
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thickness_base,
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)
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cv2.line(
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annotator_frame,
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(0, line_pos),
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(fw, line_pos),
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(0, 0, 255),
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max(3, thickness_base + 1),
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)
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else:
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cv2.line(
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annotator_frame,
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(z_left, 0),
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(z_left, fh),
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(0, 100, 255),
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thickness_base,
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cv2.line(
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annotator_frame,
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(z_right, 0),
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(z_right, fh),
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(0, 100, 255),
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thickness_base,
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cv2.line(
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annotator_frame,
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(line_pos, 0),
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(line_pos, fh),
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(0, 0, 255),
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max(3, thickness_base + 1),
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)
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box_w, box_h = 280, 50 + len(SELECTED_CLASS_NAMES) * 28
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results = model(frame_infer, verbose=False)[0]
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detections = sv.Detections.from_ultralytics(results)
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detections = detections[np.isin(detections.class_id, SELECTED_CLASS_IDS)]
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detections = byte_tracker.update_with_detections(detections)
|
| 207 |
|
| 208 |
+
# Đếm theo loại khi đi vào vùng đếm (zone) quanh line
|
| 209 |
if detections.tracker_id is not None:
|
| 210 |
xyxy = detections.xyxy
|
| 211 |
for i in range(len(detections)):
|
|
|
|
| 215 |
cx = (xyxy[i, 0] + xyxy[i, 2]) / 2
|
| 216 |
cy = (xyxy[i, 1] + xyxy[i, 3]) / 2
|
| 217 |
|
| 218 |
+
# Đếm một lần khi ID lần đầu đi vào vùng đếm
|
| 219 |
+
if cls_name in SELECTED_CLASS_NAMES and tid not in counted_ids:
|
| 220 |
+
if is_horizontal and z_top <= cy <= z_bot:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 221 |
class_counts[cls_name] = class_counts.get(cls_name, 0) + 1
|
| 222 |
+
counted_ids.add(tid)
|
| 223 |
+
elif (not is_horizontal) and z_left <= cx <= z_right:
|
|
|
|
|
|
|
|
|
|
|
|
|
| 224 |
class_counts[cls_name] = class_counts.get(cls_name, 0) + 1
|
| 225 |
+
counted_ids.add(tid)
|
| 226 |
|
| 227 |
labels = [
|
| 228 |
f"#{tid} {CLASS_NAMES_DICT[cid]} {conf:0.2f}"
|
|
|
|
| 232 |
]
|
| 233 |
|
| 234 |
annotator_frame = frame_infer.copy()
|
| 235 |
+
annotator_frame = trace_annotator.annotate(scene=annotator_frame, detections=detections)
|
|
|
|
| 236 |
annotator_frame = box_annotator.annotate(scene=annotator_frame, detections=detections)
|
| 237 |
annotator_frame = label_annotator.annotate(
|
| 238 |
scene=annotator_frame, detections=detections, labels=labels
|
| 239 |
)
|
| 240 |
|
| 241 |
+
# Vẽ vùng đếm (zone) + line trung tâm
|
| 242 |
+
overlay_zone = annotator_frame.copy()
|
| 243 |
+
if is_horizontal:
|
| 244 |
+
cv2.rectangle(
|
| 245 |
+
overlay_zone,
|
| 246 |
+
(0, z_top),
|
| 247 |
+
(fw, z_bot),
|
| 248 |
+
(0, 0, 200),
|
| 249 |
+
-1,
|
| 250 |
+
)
|
| 251 |
+
else:
|
| 252 |
+
cv2.rectangle(
|
| 253 |
+
overlay_zone,
|
| 254 |
+
(z_left, 0),
|
| 255 |
+
(z_right, fh),
|
| 256 |
+
(0, 0, 200),
|
| 257 |
+
-1,
|
| 258 |
+
)
|
| 259 |
+
annotator_frame = cv2.addWeighted(
|
| 260 |
+
overlay_zone, 0.18, annotator_frame, 0.82, 0
|
| 261 |
+
)
|
| 262 |
+
|
| 263 |
+
thickness_base = max(2, int(2 * (max(fw, fh) / 1920)))
|
| 264 |
if is_horizontal:
|
| 265 |
cv2.line(
|
| 266 |
annotator_frame,
|
| 267 |
+
(0, z_top),
|
| 268 |
+
(fw, z_top),
|
| 269 |
+
(0, 100, 255),
|
| 270 |
+
thickness_base,
|
| 271 |
+
)
|
| 272 |
+
cv2.line(
|
| 273 |
+
annotator_frame,
|
| 274 |
+
(0, z_bot),
|
| 275 |
+
(fw, z_bot),
|
| 276 |
+
(0, 100, 255),
|
| 277 |
+
thickness_base,
|
| 278 |
+
)
|
| 279 |
+
cv2.line(
|
| 280 |
+
annotator_frame,
|
| 281 |
+
(0, line_pos),
|
| 282 |
+
(fw, line_pos),
|
| 283 |
+
(0, 0, 255),
|
| 284 |
+
max(3, thickness_base + 1),
|
| 285 |
)
|
| 286 |
else:
|
| 287 |
cv2.line(
|
| 288 |
annotator_frame,
|
| 289 |
+
(z_left, 0),
|
| 290 |
+
(z_left, fh),
|
| 291 |
+
(0, 100, 255),
|
| 292 |
+
thickness_base,
|
| 293 |
+
)
|
| 294 |
+
cv2.line(
|
| 295 |
+
annotator_frame,
|
| 296 |
+
(z_right, 0),
|
| 297 |
+
(z_right, fh),
|
| 298 |
+
(0, 100, 255),
|
| 299 |
+
thickness_base,
|
| 300 |
+
)
|
| 301 |
+
cv2.line(
|
| 302 |
+
annotator_frame,
|
| 303 |
+
(line_pos, 0),
|
| 304 |
+
(line_pos, fh),
|
| 305 |
+
(0, 0, 255),
|
| 306 |
+
max(3, thickness_base + 1),
|
| 307 |
)
|
| 308 |
|
| 309 |
box_w, box_h = 280, 50 + len(SELECTED_CLASS_NAMES) * 28
|
|
|
|
| 386 |
value="Ngang",
|
| 387 |
label="Hướng phương tiện di chuyển",
|
| 388 |
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 389 |
with gr.Row():
|
| 390 |
max_frame_size = gr.Slider(
|
| 391 |
minimum=320,
|
| 392 |
maximum=1280,
|
| 393 |
value=DEFAULT_MAX_FRAME_SIZE,
|
| 394 |
step=64,
|
| 395 |
+
label="Kích thước tối đa (px)",
|
| 396 |
)
|
| 397 |
detect_every_n = gr.Slider(
|
| 398 |
minimum=1,
|
| 399 |
maximum=5,
|
| 400 |
value=DEFAULT_DETECT_EVERY_N_FRAMES,
|
| 401 |
step=1,
|
| 402 |
+
label="Detect mỗi N frame (1 = mọi frame)",
|
| 403 |
+
)
|
| 404 |
+
zone_margin = gr.Slider(
|
| 405 |
+
minimum=0.02,
|
| 406 |
+
maximum=0.30,
|
| 407 |
+
value=DEFAULT_ZONE_MARGIN,
|
| 408 |
+
step=0.01,
|
| 409 |
+
label="Độ dày vùng đếm quanh line",
|
| 410 |
)
|
| 411 |
|
| 412 |
btn = gr.Button("▶️ Xử lý video", variant="primary")
|
| 413 |
btn.click(
|
| 414 |
fn=process_video,
|
| 415 |
+
inputs=[video_input, use_resize, max_frame_size, detect_every_n, line_orientation, zone_margin],
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 416 |
outputs=video_output,
|
| 417 |
)
|
| 418 |
|