File size: 8,418 Bytes
6166c03
2cce14f
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
6166c03
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
<<<<<<< HEAD
import gradio as gr



import os
import json
from ultralytics import YOLO
import supervision  as sv


# --- 1. CONFIGURATION ---

# Folder where the script is
BASE_DIR = os.path.dirname(os.path.abspath(__file__))

# Go up one level to Om_Singh
PROJECT_DIR = os.path.dirname(BASE_DIR)  # parent folder of app/

# Paths for outputs in video_and_json folder
VIDEO_DIR = os.path.join(PROJECT_DIR, "video_and_json")  # Om_Singh/video_and_json
os.makedirs(VIDEO_DIR, exist_ok=True)  # ensure folder exists

MODEL_PATH = os.path.join(BASE_DIR, "best.pt")  # model stays in app/
OUTPUT_VIDEO_PATH = os.path.join(VIDEO_DIR, "output.mp4")
OUTPUT_JSON_PATH  = os.path.join(VIDEO_DIR, "result.json")

def process_video(INPUT_VIDEO_PATH, OUTPUT_VIDEO_PATH, OUTPUT_JSON_PATH):
    print("Loading model...")
    model = YOLO(MODEL_PATH)

    print("Initializing tracker and annotators...")
    tracker = sv.ByteTrack()
    box_annotator = sv.BoxAnnotator(thickness=5)
    label_annotator = sv.LabelAnnotator(text_position=sv.Position.TOP_CENTER, text_scale = 1, text_thickness= 1)

    sv.LabelAnnotator()

    frame_generator = sv.get_video_frames_generator(source_path=INPUT_VIDEO_PATH)
    video_info = sv.VideoInfo.from_video_path(INPUT_VIDEO_PATH)

    results_list = []

    with sv.VideoSink(target_path=OUTPUT_VIDEO_PATH, video_info=video_info) as sink:
        print("Processing video frames...")
        for frame_number, frame in enumerate(frame_generator):
            # Run YOLO prediction
            results = model(frame)[0]
            detections = sv.Detections.from_ultralytics(results)

            # Update tracker
            tracked_detections = tracker.update_with_detections(detections=detections)

            # Prepare labels
            labels = [
                f"ID: {det[4]} {model.model.names[int(det[3])]}"
                for det in tracked_detections
            ]

            # Annotate frame
            annotated_frame = box_annotator.annotate(scene=frame.copy(), detections=tracked_detections)
            annotated_frame = label_annotator.annotate(scene=annotated_frame, detections=tracked_detections, labels=labels)

            # Save tracking info
            for det in tracked_detections:
                bbox = det[0]
                conf = det[2]
                class_id = int(det[3])
                tracker_id = det[4]

                results_list.append({
                    "frame_number": frame_number,
                    "track_id": int(tracker_id),
                    "class": model.model.names[class_id],
                    "confidence": float(conf),
                    "bounding_box": [int(coord) for coord in bbox]
                })

            # Write annotated frame
            sink.write_frame(frame=annotated_frame)

            if frame_number % 30 == 0:
                print(f"Processed frame {frame_number}...")

    print("Video processing complete. Saving results...")
    with open(OUTPUT_JSON_PATH, 'w') as f:
        json.dump(results_list, f, indent=4)

    print("--- All tasks finished successfully! ---")



# --- Main processing function ---
def process(input_video):
    output_video = "output.mp4"
    output_json = "result.json"
    
    # During processing: red text
    status_html = "<p style='color:red; font-weight:bold;'>Processing...</p>"
    
    # Run video processing
    process_video(input_video, output_video, output_json)
    
    # After processing: green text
    status_html = "<p style='color:limegreen; font-weight:bold;'>Processing complete!</p>"
    return status_html, output_video, output_json

# --- Gradio UI ---
with gr.Blocks() as demo:
    gr.Markdown("<h1 style='text-align:center;'>Vehicle and Pedestrian Tracker</h1>")

    input_video = gr.Video(label="Upload Video")
    start_btn = gr.Button("Start Tracking")
    status_display = gr.HTML("")  # Initially empty
    output_video = gr.Video(label="Processed Video")
    output_json = gr.File(label="Download JSON Output")

    start_btn.click(
        fn=process,
        inputs=input_video,
        outputs=[status_display, output_video, output_json]
    )

if __name__ == "__main__":
    demo.launch(share = True)
=======
import gradio as gr



import os
import json
from ultralytics import YOLO
import supervision  as sv


# --- 1. CONFIGURATION ---

# Folder where the script is
BASE_DIR = os.path.dirname(os.path.abspath(__file__))

# Go up one level to Om_Singh
PROJECT_DIR = os.path.dirname(BASE_DIR)  # parent folder of app/

# Paths for outputs in video_and_json folder
VIDEO_DIR = os.path.join(PROJECT_DIR, "video_and_json")  # Om_Singh/video_and_json
os.makedirs(VIDEO_DIR, exist_ok=True)  # ensure folder exists

MODEL_PATH = os.path.join(BASE_DIR, "best.pt")  # model stays in app/
OUTPUT_VIDEO_PATH = os.path.join(VIDEO_DIR, "output.mp4")
OUTPUT_JSON_PATH  = os.path.join(VIDEO_DIR, "result.json")

def process_video(INPUT_VIDEO_PATH, OUTPUT_VIDEO_PATH, OUTPUT_JSON_PATH):
    print("Loading model...")
    model = YOLO(MODEL_PATH)

    print("Initializing tracker and annotators...")
    tracker = sv.ByteTrack()
    box_annotator = sv.BoxAnnotator(thickness=5)
    label_annotator = sv.LabelAnnotator(text_position=sv.Position.TOP_CENTER, text_scale = 1, text_thickness= 1)

    sv.LabelAnnotator()

    frame_generator = sv.get_video_frames_generator(source_path=INPUT_VIDEO_PATH)
    video_info = sv.VideoInfo.from_video_path(INPUT_VIDEO_PATH)

    results_list = []

    with sv.VideoSink(target_path=OUTPUT_VIDEO_PATH, video_info=video_info) as sink:
        print("Processing video frames...")
        for frame_number, frame in enumerate(frame_generator):
            # Run YOLO prediction
            results = model(frame)[0]
            detections = sv.Detections.from_ultralytics(results)

            # Update tracker
            tracked_detections = tracker.update_with_detections(detections=detections)

            # Prepare labels
            labels = [
                f"ID: {det[4]} {model.model.names[int(det[3])]}"
                for det in tracked_detections
            ]

            # Annotate frame
            annotated_frame = box_annotator.annotate(scene=frame.copy(), detections=tracked_detections)
            annotated_frame = label_annotator.annotate(scene=annotated_frame, detections=tracked_detections, labels=labels)

            # Save tracking info
            for det in tracked_detections:
                bbox = det[0]
                conf = det[2]
                class_id = int(det[3])
                tracker_id = det[4]

                results_list.append({
                    "frame_number": frame_number,
                    "track_id": int(tracker_id),
                    "class": model.model.names[class_id],
                    "confidence": float(conf),
                    "bounding_box": [int(coord) for coord in bbox]
                })

            # Write annotated frame
            sink.write_frame(frame=annotated_frame)

            if frame_number % 30 == 0:
                print(f"Processed frame {frame_number}...")

    print("Video processing complete. Saving results...")
    with open(OUTPUT_JSON_PATH, 'w') as f:
        json.dump(results_list, f, indent=4)

    print("--- All tasks finished successfully! ---")



# --- Main processing function ---
def process(input_video):
    output_video = "output.mp4"
    output_json = "result.json"
    
    # During processing: red text
    status_html = "<p style='color:red; font-weight:bold;'>Processing...</p>"
    
    # Run video processing
    process_video(input_video, output_video, output_json)
    
    # After processing: green text
    status_html = "<p style='color:limegreen; font-weight:bold;'>Processing complete!</p>"
    return status_html, output_video, output_json

# --- Gradio UI ---
with gr.Blocks() as demo:
    gr.Markdown("<h1 style='text-align:center;'>Vehicle and Pedestrian Tracker</h1>")

    input_video = gr.Video(label="Upload Video")
    start_btn = gr.Button("Start Tracking")
    status_display = gr.HTML("")  # Initially empty
    output_video = gr.Video(label="Processed Video")
    output_json = gr.File(label="Download JSON Output")

    start_btn.click(
        fn=process,
        inputs=input_video,
        outputs=[status_display, output_video, output_json]
    )

if __name__ == "__main__":
    demo.launch(share = True)
>>>>>>> e23ece8b8c3eb0b71e331ad00e70aa6c54f85b8b