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| import gradio as gr | |
| import os | |
| import torch | |
| import numpy as np | |
| import matplotlib.pyplot as plt | |
| from transformers import ( | |
| AutoTokenizer, | |
| AutoModelForCausalLM, | |
| pipeline, | |
| AutoProcessor, | |
| MusicgenForConditionalGeneration, | |
| ) | |
| from scipy.io.wavfile import write | |
| from pydub import AudioSegment | |
| from dotenv import load_dotenv | |
| import tempfile | |
| import spaces | |
| from TTS.api import TTS | |
| import psutil | |
| import GPUtil | |
| # ------------------------------- | |
| # Configuration | |
| # ------------------------------- | |
| load_dotenv() | |
| HF_TOKEN = os.getenv("HF_TOKEN", os.getenv("HF_TOKEN_SECRET")) | |
| MODEL_CONFIG = { | |
| "llama_models": { | |
| "Meta-Llama-3-8B": "meta-llama/Meta-Llama-3-8B-Instruct", | |
| "Mistral-7B": "mistralai/Mistral-7B-Instruct-v0.2", | |
| }, | |
| "tts_models": { | |
| "Standard English": "tts_models/en/ljspeech/tacotron2-DDC", | |
| "High Quality": "tts_models/en/ljspeech/vits" | |
| }, | |
| "musicgen_model": "facebook/musicgen-medium" | |
| } | |
| # ------------------------------- | |
| # Model Manager with Cache | |
| # ------------------------------- | |
| class ModelManager: | |
| def get_llama_pipeline(self, model_id, token): | |
| if model_id not in self.llama_pipelines: | |
| tokenizer = AutoTokenizer.from_pretrained( | |
| model_id, | |
| token=token, | |
| legacy=False # Critical for tokenizers 0.19.x compatibility | |
| ) | |
| model = AutoModelForCausalLM.from_pretrained( | |
| model_id, | |
| token=token, | |
| torch_dtype=torch.float16, | |
| device_map="auto" | |
| ) | |
| self.llama_pipelines[model_id] = pipeline( | |
| "text-generation", | |
| model=model, | |
| tokenizer=tokenizer, | |
| device_map="auto" | |
| ) | |
| return self.llama_pipelines[model_id] | |
| def get_musicgen_model(self): | |
| if not self.musicgen_model: | |
| self.musicgen_model = MusicgenForConditionalGeneration.from_pretrained( | |
| MODEL_CONFIG["musicgen_model"] | |
| ) | |
| self.musicgen_model.to("cuda" if torch.cuda.is_available() else "cpu") | |
| return self.musicgen_model | |
| def get_tts_model(self, model_name): | |
| if model_name not in self.tts_models: | |
| self.tts_models[model_name] = TTS(model_name) | |
| return self.tts_models[model_name] | |
| model_manager = ModelManager() | |
| # ------------------------------- | |
| # Core Functions with Enhanced Error Handling | |
| # ------------------------------- | |
| def generate_script(user_prompt, model_id, duration, progress=gr.Progress()): | |
| try: | |
| progress(0.1, "Initializing script generation...") | |
| text_pipeline = model_manager.get_llama_pipeline(model_id, HF_TOKEN) | |
| system_prompt = f"""Generate a {duration}-second radio promo with: | |
| 1. Voice Script: [Clear narration, 25-35 words] | |
| 2. Sound Design: [3-5 specific sound effects] | |
| 3. Music: [Genre, tempo, mood] | |
| Format strictly as: | |
| Voice Script: [content] | |
| Sound Design: [effects] | |
| Music: [description]""" | |
| progress(0.3, "Generating content...") | |
| response = text_pipeline( | |
| f"{system_prompt}\nConcept: {user_prompt}", | |
| max_new_tokens=300, | |
| temperature=0.7, | |
| do_sample=True, | |
| top_p=0.95 | |
| ) | |
| progress(0.8, "Parsing results...") | |
| return parse_generated_content(response[0]["generated_text"]) | |
| except Exception as e: | |
| return [f"Error: {str(e)}"] * 3 | |
| def parse_generated_content(text): | |
| sections = {"Voice Script": "", "Sound Design": "", "Music": ""} | |
| current_section = None | |
| for line in text.split('\n'): | |
| line = line.strip() | |
| for section in sections: | |
| if line.startswith(section + ":"): | |
| current_section = section | |
| line = line.replace(section + ":", "").strip() | |
| break | |
| if current_section and line: | |
| sections[current_section] += line + "\n" | |
| return [sections[section].strip() for section in sections] | |
| def generate_voice(script, tts_model, speed=1.0, progress=gr.Progress()): | |
| try: | |
| progress(0.2, "Initializing TTS...") | |
| if not script.strip(): | |
| return None, "No script provided" | |
| tts = model_manager.get_tts_model(tts_model) | |
| output_path = os.path.join(tempfile.gettempdir(), "voice.wav") | |
| progress(0.5, "Generating audio...") | |
| tts.tts_to_file(text=script, file_path=output_path, speed=speed) | |
| return output_path, None | |
| except Exception as e: | |
| return None, f"Voice Error: {str(e)}" | |
| def generate_music(prompt, duration_sec=30, progress=gr.Progress()): | |
| try: | |
| progress(0.1, "Initializing MusicGen...") | |
| model = model_manager.get_musicgen_model() | |
| processor = AutoProcessor.from_pretrained(MODEL_CONFIG["musicgen_model"]) | |
| progress(0.4, "Processing input...") | |
| inputs = processor(text=[prompt], padding=True, return_tensors="pt").to(model.device) | |
| progress(0.6, "Generating music...") | |
| audio_values = model.generate(**inputs, max_new_tokens=int(duration_sec * 50)) | |
| output_path = os.path.join(tempfile.gettempdir(), "music.wav") | |
| write(output_path, 32000, audio_values[0, 0].cpu().numpy()) | |
| return output_path, None | |
| except Exception as e: | |
| return None, f"Music Error: {str(e)}" | |
| def blend_audio(voice_path, music_path, ducking=True, progress=gr.Progress()): | |
| try: | |
| progress(0.2, "Loading audio files...") | |
| voice = AudioSegment.from_wav(voice_path) | |
| music = AudioSegment.from_wav(music_path) | |
| progress(0.4, "Aligning durations...") | |
| if len(music) < len(voice): | |
| music = music * (len(voice) // len(music) + 1) | |
| music = music[:len(voice)] | |
| progress(0.6, "Mixing audio...") | |
| if ducking: | |
| music = music - 10 # 10dB ducking | |
| mixed = music.overlay(voice) | |
| output_path = os.path.join(tempfile.gettempdir(), "final_mix.wav") | |
| mixed.export(output_path, format="wav") | |
| return output_path, None | |
| except Exception as e: | |
| return None, f"Mixing Error: {str(e)}" | |
| # ------------------------------- | |
| # UI Components | |
| # ------------------------------- | |
| def create_audio_visualization(audio_path): | |
| if not audio_path: | |
| return None | |
| audio = AudioSegment.from_file(audio_path) | |
| samples = np.array(audio.get_array_of_samples()) | |
| plt.figure(figsize=(10, 3)) | |
| plt.plot(samples) | |
| plt.axis('off') | |
| plt.tight_layout() | |
| temp_file = os.path.join(tempfile.gettempdir(), "waveform.png") | |
| plt.savefig(temp_file, bbox_inches='tight', pad_inches=0) | |
| plt.close() | |
| return temp_file | |
| def system_monitor(): | |
| gpus = GPUtil.getGPUs() | |
| return { | |
| "CPU": f"{psutil.cpu_percent()}%", | |
| "RAM": f"{psutil.virtual_memory().percent}%", | |
| "GPU": f"{gpus[0].load*100 if gpus else 0:.1f}%" if gpus else "N/A" | |
| } | |
| # ------------------------------- | |
| # Gradio Interface | |
| # ------------------------------- | |
| theme = gr.themes.Soft( | |
| primary_hue="blue", | |
| secondary_hue="teal", | |
| ).set( | |
| body_text_color_dark='#FFFFFF', | |
| background_fill_primary_dark='#1F1F1F' | |
| ) | |
| with gr.Blocks(theme=theme, title="AI Radio Studio Pro") as demo: | |
| gr.Markdown("# 🎙️ AI Radio Studio Pro") | |
| with gr.Row(): | |
| with gr.Column(scale=3): | |
| concept_input = gr.Textbox( | |
| label="Concept Description", | |
| placeholder="Describe your radio segment...", | |
| lines=3 | |
| ) | |
| with gr.Accordion("Advanced Settings", open=False): | |
| model_selector = gr.Dropdown( | |
| list(MODEL_CONFIG["llama_models"].values()), | |
| label="AI Model", | |
| value=next(iter(MODEL_CONFIG["llama_models"].values())) | |
| ) | |
| duration_selector = gr.Slider(15, 120, 30, step=15, label="Duration (seconds)") | |
| generate_btn = gr.Button("Generate Script", variant="primary") | |
| with gr.Column(scale=2): | |
| script_output = gr.Textbox(label="Voice Script", interactive=True) | |
| sound_output = gr.Textbox(label="Sound Design", interactive=True) | |
| music_output = gr.Textbox(label="Music Style", interactive=True) | |
| with gr.Tabs(): | |
| with gr.Tab("🎤 Voice Production"): | |
| with gr.Row(): | |
| tts_selector = gr.Dropdown( | |
| list(MODEL_CONFIG["tts_models"].values()), | |
| label="Voice Model", | |
| value=next(iter(MODEL_CONFIG["tts_models"].values())) | |
| ) | |
| speed_selector = gr.Slider(0.5, 2.0, 1.0, step=0.1, label="Speaking Rate") | |
| voice_btn = gr.Button("Generate Voiceover", variant="primary") | |
| with gr.Row(): | |
| voice_audio = gr.Audio(label="Voice Preview", interactive=False) | |
| voice_viz = gr.Image(label="Waveform", interactive=False) | |
| with gr.Tab("🎵 Music Production"): | |
| music_btn = gr.Button("Generate Music Track", variant="primary") | |
| with gr.Row(): | |
| music_audio = gr.Audio(label="Music Preview", interactive=False) | |
| music_viz = gr.Image(label="Waveform", interactive=False) | |
| with gr.Tab("🔉 Final Mix"): | |
| mix_btn = gr.Button("Create Final Mix", variant="primary") | |
| with gr.Row(): | |
| final_mix_audio = gr.Audio(label="Final Mix", interactive=False) | |
| final_mix_viz = gr.Image(label="Waveform", interactive=False) | |
| with gr.Row(): | |
| download_btn = gr.Button("Download Mix") | |
| play_btn = gr.Button("▶️ Play in Browser") | |
| with gr.Accordion("📊 System Monitor", open=False): | |
| monitor = gr.JSON(label="Resource Usage", value=lambda: system_monitor(), every=5) | |
| gr.Markdown(""" | |
| <div style="text-align: center; padding: 20px; border-top: 1px solid #444;"> | |
| <p>Created with ❤️ by <a href="https://bilsimaging.com">Bils Imaging</a></p> | |
| <img src="https://api.visitorbadge.io/api/visitors?path=https://huggingface.co/spaces/Bils/radiogold&countColor=%23263759"> | |
| </div> | |
| """) | |
| # Event Handling | |
| generate_btn.click( | |
| generate_script, | |
| [concept_input, model_selector, duration_selector], | |
| [script_output, sound_output, music_output] | |
| ) | |
| voice_btn.click( | |
| generate_voice, | |
| [script_output, tts_selector, speed_selector], | |
| [voice_audio, voice_viz], | |
| preprocess=create_audio_visualization | |
| ) | |
| music_btn.click( | |
| generate_music, | |
| [music_output], | |
| [music_audio, music_viz], | |
| preprocess=create_audio_visualization | |
| ) | |
| mix_btn.click( | |
| blend_audio, | |
| [voice_audio, music_audio], | |
| [final_mix_audio, final_mix_viz], | |
| preprocess=create_audio_visualization | |
| ) | |
| if __name__ == "__main__": | |
| demo.launch(server_name="0.0.0.0", server_port=7860) |