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Update app.py
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app.py
CHANGED
@@ -8,10 +8,15 @@ import librosa.display
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import soundfile as sf
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import gradio as gr
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import tempfile
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# Function for displaying progress
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def display_progress(percent, message, progress=gr.Progress()):
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progress(percent, desc=message)
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# Function for extracting audio from video
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def extract_audio(video_path, progress):
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@@ -19,13 +24,16 @@ def extract_audio(video_path, progress):
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try:
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video = VideoFileClip(video_path)
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if video.audio is None:
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raise ValueError("No audio found in the video")
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audio_path = "extracted_audio.wav"
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video.audio.write_audiofile(audio_path)
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display_progress(0.2, "Audio extracted", progress)
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return audio_path
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except Exception as e:
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return None
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# Function for dividing video into frames
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@@ -33,6 +41,8 @@ def extract_frames(video_path, progress):
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display_progress(0.3, "Extracting frames from video", progress)
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try:
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video = cv2.VideoCapture(video_path)
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frames = []
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success, frame = video.read()
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while success:
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@@ -40,9 +50,12 @@ def extract_frames(video_path, progress):
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success, frame = video.read()
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video.release()
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display_progress(0.4, "Frames extracted", progress)
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return frames
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except Exception as e:
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return None
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# Convert frame to spectrogram
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@@ -50,12 +63,14 @@ def frame_to_spectrogram(frame, sr=22050):
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gray_frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
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S = np.flipud(gray_frame.astype(np.float32) / 255.0 * 100.0)
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y = librosa.griffinlim(S)
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return y
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# Saving audio
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def save_audio(y, sr=22050):
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audio_path = 'output_frame_audio.wav'
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sf.write(audio_path, y, sr)
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return audio_path
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# Saving frame spectrogram
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@@ -66,6 +81,7 @@ def save_spectrogram_image(S, frame_number, temp_dir):
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image_path = os.path.join(temp_dir, f'spectrogram_frame_{frame_number}.png')
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plt.savefig(image_path)
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plt.close()
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return image_path
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# Processing all video frames
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@@ -79,7 +95,9 @@ def process_video_frames(frames, sr=22050, temp_dir=None, progress=gr.Progress()
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processed_frame = cv2.imread(image_path)
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processed_frames.append(processed_frame)
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display_progress(0.5 + int((i + 1) / total_frames * 0.7), f"Frame processing {i + 1}/{total_frames}", progress)
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display_progress(0.8, "All frames processed", progress)
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return processed_frames
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# Saving video from frames
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@@ -89,6 +107,7 @@ def save_video_from_frames(frames, output_path, fps=30):
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for frame in frames:
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video.write(frame)
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video.release()
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# Adding audio back to video
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def add_audio_to_video(video_path, audio_path, output_path, progress):
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@@ -99,17 +118,33 @@ def add_audio_to_video(video_path, audio_path, output_path, progress):
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final_video = video.set_audio(audio)
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final_video.write_videofile(output_path, codec='libx264', audio_codec='aac')
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display_progress(1, "Video's ready", progress)
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except Exception as e:
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-
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# Gradio interface
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def process_video(video_path, progress=gr.Progress()):
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audio_path = extract_audio(video_path, progress)
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if audio_path is None:
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return "Failed to extract audio from video."
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frames = extract_frames(video_path, progress)
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if frames is None:
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return "Failed to extract frames from video."
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# Creating a temporary folder for saving frames
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with tempfile.TemporaryDirectory() as temp_dir:
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@@ -139,14 +174,18 @@ with gr.Blocks(title='Video from Spectrogram', theme=gr.themes.Soft(primary_hue=
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generate_button = gr.Button("Generate")
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with gr.Column(variant='panel'):
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video_output = gr.Video(label="VideoSpectrogram")
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def gradio_video_process_fn(video_input, progress=gr.Progress()):
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-
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generate_button.click(
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gradio_video_process_fn,
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inputs=[video_input],
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outputs=[video_output]
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)
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iface.launch(share=True)
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import soundfile as sf
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import gradio as gr
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import tempfile
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import logging
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# Setup logging
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logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s', handlers=[logging.FileHandler("video_processing.log"), logging.StreamHandler()])
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# Function for displaying progress
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def display_progress(percent, message, progress=gr.Progress()):
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progress(percent, desc=message)
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logging.info(message)
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# Function for extracting audio from video
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def extract_audio(video_path, progress):
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try:
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video = VideoFileClip(video_path)
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if video.audio is None:
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raise ValueError("No audio found in the video. Please upload a video with an audio track.")
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audio_path = "extracted_audio.wav"
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video.audio.write_audiofile(audio_path)
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display_progress(0.2, "Audio extracted", progress)
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logging.info(f"Audio extracted: {audio_path}")
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return audio_path
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except Exception as e:
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error_message = f"Failed to extract audio: {e}. Please check if the video file is valid and has an audio track."
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display_progress(0.2, error_message, progress)
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logging.error(error_message)
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return None
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# Function for dividing video into frames
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display_progress(0.3, "Extracting frames from video", progress)
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try:
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video = cv2.VideoCapture(video_path)
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if not video.isOpened():
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raise ValueError("Failed to open video file. Please check if the file is accessible and valid.")
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frames = []
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success, frame = video.read()
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while success:
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success, frame = video.read()
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video.release()
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display_progress(0.4, "Frames extracted", progress)
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logging.info(f"Frames extracted: {len(frames)} frames")
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return frames
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except Exception as e:
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error_message = f"Failed to extract frames: {e}. Please check if the video file is valid and accessible."
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display_progress(0.4, error_message, progress)
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logging.error(error_message)
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return None
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# Convert frame to spectrogram
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gray_frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
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S = np.flipud(gray_frame.astype(np.float32) / 255.0 * 100.0)
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y = librosa.griffinlim(S)
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logging.info("Converted frame to spectrogram")
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return y
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# Saving audio
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def save_audio(y, sr=22050):
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audio_path = 'output_frame_audio.wav'
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sf.write(audio_path, y, sr)
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logging.info(f"Audio saved: {audio_path}")
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return audio_path
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# Saving frame spectrogram
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image_path = os.path.join(temp_dir, f'spectrogram_frame_{frame_number}.png')
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plt.savefig(image_path)
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plt.close()
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logging.info(f"Spectrogram image saved: {image_path}")
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return image_path
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# Processing all video frames
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processed_frame = cv2.imread(image_path)
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processed_frames.append(processed_frame)
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display_progress(0.5 + int((i + 1) / total_frames * 0.7), f"Frame processing {i + 1}/{total_frames}", progress)
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logging.info(f"Processed frame {i + 1}/{total_frames}")
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display_progress(0.8, "All frames processed", progress)
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logging.info("All frames processed")
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return processed_frames
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# Saving video from frames
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for frame in frames:
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video.write(frame)
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video.release()
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logging.info(f"Video saved: {output_path}")
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# Adding audio back to video
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def add_audio_to_video(video_path, audio_path, output_path, progress):
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final_video = video.set_audio(audio)
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final_video.write_videofile(output_path, codec='libx264', audio_codec='aac')
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display_progress(1, "Video's ready", progress)
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logging.info(f"Final video saved: {output_path}")
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except Exception as e:
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error_message = f"Failed to add audio to video: {e}. Please ensure that the audio and video files are valid."
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display_progress(1, error_message, progress)
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logging.error(error_message)
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# Gradio interface
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def process_video(video_path, progress=gr.Progress()):
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try:
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video = VideoFileClip(video_path)
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if video.duration > 10:
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logging.info(f"Video longer than 10 seconds, trimming to 10 seconds: {video_path}")
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video = video.subclip(0, 10)
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temp_trimmed_video_path = "trimmed_video.mp4"
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video.write_videofile(temp_trimmed_video_path, codec='libx264')
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video_path = temp_trimmed_video_path
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except Exception as e:
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error_message = f"Failed to load video: {e}. Please ensure the video file is valid."
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logging.error(error_message)
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return error_message
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audio_path = extract_audio(video_path, progress)
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if audio_path is None:
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return "Failed to extract audio from video. Please check the logs for more details."
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frames = extract_frames(video_path, progress)
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if frames is None:
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return "Failed to extract frames from video. Please check the logs for more details."
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# Creating a temporary folder for saving frames
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with tempfile.TemporaryDirectory() as temp_dir:
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generate_button = gr.Button("Generate")
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with gr.Column(variant='panel'):
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video_output = gr.Video(label="VideoSpectrogram")
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error_output = gr.HTML()
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def gradio_video_process_fn(video_input, progress=gr.Progress()):
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result = process_video(video_input, progress)
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if isinstance(result, str):
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return "", result # If there is an error, return the error message
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return result, "" # If no error, return the video path and empty error message
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generate_button.click(
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gradio_video_process_fn,
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inputs=[video_input],
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outputs=[video_output, error_output]
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)
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iface.launch(share=True)
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