app.py

import gradio as gr
from llm_inference_video import VideoLLMInferenceNode
import random

title = """<h1 align="center">AI Video Prompt Generator</h1>
<p align="center">Generate creative video prompts with technical specifications</p>"""

def create_video_interface():
    llm_node = VideoLLMInferenceNode()

    with gr.Blocks(theme='bethecloud/storj_theme') as demo:
        gr.HTML(title)
        
        with gr.Row():
            with gr.Column(scale=1):
                input_concept = gr.Textbox(label="Core Concept/Thematic Input", lines=3)
                style = gr.Dropdown(
                    choices=["Minimalist", "Simple", "Detailed", "Descriptive", "Dynamic", 
                            "Cinematic", "Documentary", "Animation", "Action", "Experimental"],
                    value="Simple",
                    label="Video Style"
                )
                custom_elements = gr.Textbox(label="Custom Technical Elements", 
                                           placeholder="e.g., Infrared hybrid, Datamosh transitions")
                prompt_length = gr.Dropdown(
                    choices=["Short", "Medium", "Long"],
                    value="Medium",
                    label="Prompt Length"
                ) 
                
            with gr.Column(scale=1):
                camera_direction = gr.Dropdown(
                    choices=[
                        "None",
                        "Zoom in", "Zoom out", "Pan left", "Pan right",
                        "Tilt up", "Tilt down", "Orbital rotation",
                        "Push in", "Pull out", "Track forward", "Track backward",
                        "Spiral in", "Spiral out", "Arc movement",
                        "Diagonal traverse", "Vertical rise", "Vertical descent"
                    ],
                    value="None",
                    label="Camera Direction"
                )

                camera_style = gr.Dropdown(
                    choices=[
                        "None",
                        "Steadicam flow", "Drone aerials", "Handheld urgency", "Crane elegance",
                        "Dolly precision", "VR 360", "Multi-angle rig", "Static tripod",
                        "Gimbal smoothness", "Slider motion", "Jib sweep", "POV immersion",
                        "Time-slice array", "Macro extreme", "Tilt-shift miniature",
                        "Snorricam character", "Whip pan dynamics", "Dutch angle tension",
                        "Underwater housing", "Periscope lens"
                    ],
                    value="None",
                    label="Camera Movement Style"
                )

                pacing = gr.Dropdown(
                    choices=[
                        "None",
                        "Slow burn", "Rhythmic pulse", "Frantic energy", "Ebb and flow",
                        "Hypnotic drift", "Time-lapse rush", "Stop-motion staccato",
                        "Gradual build", "Quick cut rhythm", "Long take meditation",
                        "Jump cut energy", "Match cut flow", "Cross-dissolve dreamscape",
                        "Parallel action", "Slow motion impact", "Ramping dynamics",
                        "Montage tempo", "Continuous flow", "Episodic breaks"
                    ],
                    value="None",
                    label="Pacing Rhythm"
                )
                special_effects = gr.Dropdown(
                    choices=[
                        "None",
                        "Practical effects", "CGI enhancement", "Analog glitches",
                        "Light painting", "Projection mapping", "Nanosecond exposures",
                        "Double exposure", "Smoke diffusion", "Lens flare artistry",
                        "Particle systems", "Holographic overlay", "Chromatic aberration",
                        "Digital distortion", "Wire removal", "Motion capture",
                        "Miniature integration", "Weather simulation", "Color grading",
                        "Mixed media composite", "Neural style transfer"
                    ],
                    value="None",
                    label="SFX Approach"
                )
                
            with gr.Column(scale=1):
                provider = gr.Dropdown(
                    choices=["SambaNova", "Groq"],
                    value="SambaNova",
                    label="LLM Provider"
                )
                model = gr.Dropdown(
                    choices=[
                        "Meta-Llama-3.1-70B-Instruct",
                        "Meta-Llama-3.1-405B-Instruct",
                        "Meta-Llama-3.1-8B-Instruct"
                    ],
                    value="Meta-Llama-3.1-70B-Instruct",
                    label="Model"
                )
                

                generate_btn = gr.Button("Generate Video Prompt", variant="primary")
                output = gr.Textbox(label="Generated Prompt", lines=12, show_copy_button=True)

        def update_models(provider):
            models = {
                "Groq": ["llama-3.3-70b-versatile"],
                "SambaNova": [
                    "Meta-Llama-3.1-70B-Instruct",
                    "Meta-Llama-3.1-405B-Instruct",
                    "Meta-Llama-3.1-8B-Instruct"
                ]
            }
            return gr.Dropdown(choices=models[provider], value=models[provider][0])

        provider.change(update_models, inputs=provider, outputs=model)

        generate_btn.click(
            llm_node.generate_video_prompt,
            inputs=[input_concept, style, camera_style, camera_direction, pacing, special_effects, 
                   custom_elements, provider, model, prompt_length],
            outputs=output
        )


    return demo

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