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Browse files- .gitattributes +4 -0
- NV_1.mp4 +3 -0
- NV_11.mp4 +3 -0
- V_1000.mp4 +3 -0
- V_102.mp4 +3 -0
- app.py +80 -0
- violence-keras-default-v1.zip +3 -0
.gitattributes
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@@ -33,3 +33,7 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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NV_1.mp4 filter=lfs diff=lfs merge=lfs -text
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NV_11.mp4 filter=lfs diff=lfs merge=lfs -text
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V_1000.mp4 filter=lfs diff=lfs merge=lfs -text
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V_102.mp4 filter=lfs diff=lfs merge=lfs -text
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NV_1.mp4
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version https://git-lfs.github.com/spec/v1
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oid sha256:dc12a32b655938561b38f0bae13bc45921322d6a03d8bd57764c085814e037b7
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size 7982710
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NV_11.mp4
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version https://git-lfs.github.com/spec/v1
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oid sha256:18b26dffa924186e0786009a14f792aee7747de9bf6ce96b0643e08415323c8b
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size 1660244
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V_1000.mp4
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version https://git-lfs.github.com/spec/v1
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oid sha256:41142ab86a7e0d07be1af1a9d359430d1eb4f4cd7e968811ea02f2d4ffd78526
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size 263006
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V_102.mp4
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version https://git-lfs.github.com/spec/v1
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oid sha256:6f661a0b0b2de8aebb060f487b7b2f00fe415e02086cff6e1fe85713cb7de40b
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size 505510
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app.py
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import gradio as gr
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import tensorflow as tf
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import numpy as np
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import cv2
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import os
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# Load model
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model = tf.keras.models.load_model('violence-keras-default-v1/best_model.keras')
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# Video processor class
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class SingleVideoProcessor:
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def __init__(self, video_path, max_frames=50, frame_size=(128, 128), frame_interval=3):
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self.video_path = video_path
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self.max_frames = max_frames
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self.frame_size = frame_size
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self.frame_interval = frame_interval
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def process(self):
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frames = self.load_video_frames()
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frames = self.resize_frames(frames)
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frames = self.pad_video_frames(frames)
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return np.array(frames, dtype=np.float32)
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def load_video_frames(self):
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frames = []
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cap = cv2.VideoCapture(self.video_path)
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frame_count = 0
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while cap.isOpened():
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ret, frame = cap.read()
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if not ret:
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break
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frame_count += 1
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if frame_count % self.frame_interval == 0:
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frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
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frames.append(frame)
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cap.release()
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return frames
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def resize_frames(self, frames):
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return [cv2.resize(frame, self.frame_size) for frame in frames]
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def pad_video_frames(self, frames):
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if len(frames) < self.max_frames:
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padding = self.max_frames - len(frames)
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frames.extend([np.zeros_like(frames[0])] * padding)
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else:
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frames = frames[:self.max_frames]
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return frames
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# Prediction function
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def predict_violence(video_path):
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processor = SingleVideoProcessor(video_path)
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processed_video = processor.process()
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processed_video = np.expand_dims(processed_video, axis=0)
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prediction = model.predict(processed_video)[0][0]
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label = "Violence" if prediction >= 0.5 else "Non-Violence"
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confidence = f"{prediction:.4f}"
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print(prediction)
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return f"{label} (Confidence: {confidence})"
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# Example videos (ensure these exist in your working directory)
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examples = [
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["NV_1.mp4"],
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["V_1000.mp4"],
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["V_102.mp4"],
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["NV_11.mp4"]
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]
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# Launch Gradio Interface
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demo = gr.Interface(
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fn=predict_violence,
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inputs=gr.Video(label="Upload or Select a Video"),
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outputs=gr.Text(label="Prediction"),
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examples=examples,
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title="Violence Detection in Video",
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description="This model classifies videos as Violence or Non-Violence. Upload a short clip or select from examples."
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)
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demo.launch()
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violence-keras-default-v1.zip
ADDED
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@@ -0,0 +1,3 @@
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version https://git-lfs.github.com/spec/v1
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+
oid sha256:d2ade3703ceeeefc767446b08c80a6471627ac82e0a887f8d5f61e8e84ba69ba
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size 4509603
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