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Create app.py
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app.py
ADDED
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import gradio as gr
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from pydub import AudioSegment
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import numpy as np
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import librosa
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import soundfile as sf
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import os
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# Вспомогательная функция для загрузки аудио
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def load_audio(audio_path):
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return AudioSegment.from_file(audio_path)
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# Вспомогательная функция для сохранения аудио
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def save_audio(audio, output_path="output.wav"):
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audio.export(output_path, format="wav")
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return output_path
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# 1. Изменение громкости
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def change_volume(audio_path, volume_change):
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audio = load_audio(audio_path)
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audio = audio + volume_change
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return save_audio(audio, "output_volume.wav")
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# 2. Изменение скорости
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def change_speed(audio_path, speed_factor):
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y, sr = librosa.load(audio_path, sr=None)
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y = librosa.effects.time_stretch(y, speed_factor)
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output_path = "output_speed.wav"
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sf.write(output_path, y, sr)
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return output_path
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# 3. Изменение высоты тона
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def change_pitch(audio_path, pitch_change):
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y, sr = librosa.load(audio_path, sr=None)
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y = librosa.effects.pitch_shift(y, sr, pitch_change)
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output_path = "output_pitch.wav"
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sf.write(output_path, y, sr)
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return output_path
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# 4. Обрезка аудио
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def trim_audio(audio_path, start_time, end_time):
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audio = load_audio(audio_path)
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start_ms = int(start_time * 1000)
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end_ms = int(end_time * 1000)
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trimmed_audio = audio[start_ms:end_ms]
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return save_audio(trimmed_audio, "output_trimmed.wav")
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# 5. Добавление эха
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def add_echo(audio_path, echo_delay, echo_decay):
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y, sr = librosa.load(audio_path, sr=None)
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delay_samples = int(echo_delay * sr)
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echo = np.zeros_like(y)
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echo[delay_samples:] = y[:-delay_samples] * echo_decay
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y_with_echo = y + echo
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output_path = "output_echo.wav"
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sf.write(output_path, y_with_echo, sr)
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return output_path
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# 6. Реверс аудио
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def reverse_audio(audio_path):
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audio = load_audio(audio_path)
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reversed_audio = audio.reverse()
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return save_audio(reversed_audio, "output_reversed.wav")
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# 7. Нормализация аудио
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def normalize_audio(audio_path):
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audio = load_audio(audio_path)
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normalized_audio = audio.normalize()
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return save_audio(normalized_audio, "output_normalized.wav")
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# 8. Добавление фонового шума
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def add_background_noise(audio_path, noise_level):
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audio = load_audio(audio_path)
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noise = AudioSegment.silent(duration=len(audio)) + noise_level
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noisy_audio = audio.overlay(noise)
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return save_audio(noisy_audio, "output_noisy.wav")
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# 9. Изменение баланса каналов
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def change_balance(audio_path, balance):
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audio = load_audio(audio_path)
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left = audio.split_to_mono()[0] - (balance * 6) # Уменьшаем громкость одного канала
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right = audio.split_to_mono()[1] - ((1 - balance) * 6)
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balanced_audio = AudioSegment.from_mono_arrays(
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left.get_array_of_samples(),
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right.get_array_of_samples(),
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frame_rate=audio.frame_rate
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)
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return save_audio(balanced_audio, "output_balanced.wav")
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# 10. Фильтр низких частот
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def low_pass_filter(audio_path, cutoff_freq):
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y, sr = librosa.load(audio_path, sr=None)
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y = librosa.effects.preemphasis(y, coef=cutoff_freq / sr)
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output_path = "output_lowpass.wav"
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sf.write(output_path, y, sr)
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return output_path
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# Создание интерфейса Gradio с вкладками
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with gr.Blocks() as interface:
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gr.Markdown("## Аудио-редактор")
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with gr.Tabs():
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# Вкладка 1: Изменение громкости
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with gr.Tab("Изменение громкости"):
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with gr.Column():
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audio_input_1 = gr.Audio(type="filepath", label="Входное аудио")
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volume_change = gr.Slider(minimum=-20, maximum=20, step=1, label="Изменение громкости (dB)")
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output_1 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(change_volume, inputs=[audio_input_1, volume_change], outputs=output_1)
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# Вкладка 2: Изменение скорости
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with gr.Tab("Изменение скорости"):
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with gr.Column():
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audio_input_2 = gr.Audio(type="filepath", label="Входное аудио")
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speed_factor = gr.Slider(minimum=0.5, maximum=2.0, step=0.1, label="Фактор скорости")
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output_2 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(change_speed, inputs=[audio_input_2, speed_factor], outputs=output_2)
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# Вкладка 3: Изменение высоты тона
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with gr.Tab("Изменение высоты тона"):
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with gr.Column():
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audio_input_3 = gr.Audio(type="filepath", label="Входное аудио")
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pitch_change = gr.Slider(minimum=-5, maximum=5, step=1, label="Изменение высоты тона (полутоны)")
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output_3 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(change_pitch, inputs=[audio_input_3, pitch_change], outputs=output_3)
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# Вкладка 4: Обрезка аудио
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with gr.Tab("Обрезка аудио"):
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with gr.Column():
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audio_input_4 = gr.Audio(type="filepath", label="Входное аудио")
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start_time = gr.Slider(minimum=0, maximum=60, step=1, label="Начальное время обрезки (сек)")
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end_time = gr.Slider(minimum=0, maximum=60, step=1, label="Конечное время обрезки (сек)")
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output_4 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(trim_audio, inputs=[audio_input_4, start_time, end_time], outputs=output_4)
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# Вкладка 5: Добавление эха
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with gr.Tab("Добавление эха"):
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with gr.Column():
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audio_input_5 = gr.Audio(type="filepath", label="Входное аудио")
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echo_delay = gr.Slider(minimum=0.1, maximum=1.0, step=0.1, label="Задержка эха (сек)")
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echo_decay = gr.Slider(minimum=0.1, maximum=1.0, step=0.1, label="Затухание эха")
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output_5 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(add_echo, inputs=[audio_input_5, echo_delay, echo_decay], outputs=output_5)
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# Вкладка 6: Реверс аудио
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with gr.Tab("Реверс аудио"):
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with gr.Column():
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audio_input_6 = gr.Audio(type="filepath", label="Входное аудио")
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output_6 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(reverse_audio, inputs=audio_input_6, outputs=output_6)
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# Вкладка 7: Нормализация аудио
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with gr.Tab("Нормализация аудио"):
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with gr.Column():
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audio_input_7 = gr.Audio(type="filepath", label="Входное аудио")
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output_7 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(normalize_audio, inputs=audio_input_7, outputs=output_7)
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# Вкладка 8: Добавление фонового шума
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with gr.Tab("Добавление фонового шума"):
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with gr.Column():
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audio_input_8 = gr.Audio(type="filepath", label="Входное аудио")
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noise_level = gr.Slider(minimum=-20, maximum=20, step=1, label="Уровень шума (dB)")
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output_8 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(add_background_noise, inputs=[audio_input_8, noise_level], outputs=output_8)
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# Вкладка 9: Изменение баланса каналов
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with gr.Tab("Изменение баланса каналов"):
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with gr.Column():
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audio_input_9 = gr.Audio(type="filepath", label="Входное аудио")
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balance = gr.Slider(minimum=0.0, maximum=1.0, step=0.1, label="Баланс (0.0 - левый, 1.0 - правый)")
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output_9 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(change_balance, inputs=[audio_input_9, balance], outputs=output_9)
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# Вкладка 10: Фильтр низких частот
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with gr.Tab("Фильтр низких частот"):
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with gr.Column():
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audio_input_10 = gr.Audio(type="filepath", label="Входное аудио")
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cutoff_freq = gr.Slider(minimum=100, maximum=1000, step=50, label="Частота среза (Гц)")
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output_10 = gr.Audio(type="filepath", label="Выходное аудио")
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gr.Button("Применить").click(low_pass_filter, inputs=[audio_input_10, cutoff_freq], outputs=output_10)
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interface.launch()
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