app.py

"""
InfiniteTalk - Powered by WaveSpeed AI
Auto-generated by Space Generator
"""

import gradio as gr
import requests
import time
from typing import Dict, Any

# ============ API Configuration ============
WAVESPEED_API_BASE = "https://api.wavespeed.ai/api/v3"
UPLOAD_ENDPOINT = "https://api.wavespeed.ai/api/v3/media/upload/binary"
MODEL_ENDPOINT = "wavespeed-ai/infinitetalk"
POLL_INTERVAL = 1.5
POLL_MAX_SECONDS = 300





# ============ CSS ============
CUSTOM_CSS = """
/* ===== Base Styles ===== */
html, body, .gradio-container {
    background: linear-gradient(145deg, #f5f3ff 0%, #ede9fe 50%, #e0e7ff 100%) !important;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
}

.gradio-container {
    max-width: 960px !important;
    margin: 0 auto !important;
    padding: 24px !important;
}

/* ===== Hero Section ===== */
.hero-container {
    text-align: center;
    padding: 48px 20px 36px;
}

.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.7rem;
    color: #fff;
    font-weight: 700;
    letter-spacing: 1.5px;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.35);
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin: 0 0 16px 0;
    background: linear-gradient(135deg, #6d28d9 0%, #8b5cf6 50%, #a78bfa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.hero-desc {
    font-size: 1.05rem;
    color: #64748b;
    max-width: 100%;
    margin: 0 auto 20px;
    line-height: 1.6;
}

.hero-badges {
    display: flex;
    gap: 28px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-badges span {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #475569;
    font-size: 0.9rem;
    font-weight: 600;
}

/* ===== Hero Image ===== */
.hero-image {
    max-width: 100%;
    max-height: 300px;
    border-radius: 16px;
    margin: 24px auto;
    box-shadow: 0 8px 32px rgba(139, 92, 246, 0.15);
}

/* ===== Main Card ===== */
.main-card {
    background: #ffffff;
    border: 1px solid rgba(139, 92, 246, 0.1);
    border-radius: 20px;
    padding: 28px;
    margin-bottom: 20px;
    box-shadow: 0 4px 24px rgba(139, 92, 246, 0.08), 0 1px 3px rgba(0, 0, 0, 0.04);
    transition: box-shadow 0.3s ease;
}

.main-card:hover {
    box-shadow: 0 8px 32px rgba(139, 92, 246, 0.12), 0 2px 6px rgba(0, 0, 0, 0.04);
}

/* ===== API Key Section ===== */
.api-key-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.api-key-label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #1e293b;
    font-weight: 700;
    font-size: 1rem;
}

.get-key-btn {
    padding: 10px 20px;
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    border: none;
    border-radius: 10px;
    color: #fff !important;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    transition: all 0.25s ease;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.get-key-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
    color: #fff;
}

/* ===== Section Title ===== */
.section-title {
    color: #1e293b;
    font-weight: 700;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

/* ===== Upload Area ===== */
.upload-area {
    border: 2px dashed rgba(139, 92, 246, 0.3) !important;
    border-radius: 16px !important;
    background: linear-gradient(145deg, #faf5ff 0%, #f5f3ff 100%) !important;
    transition: all 0.3s ease !important;
    min-height: 220px !important;
}

.upload-area:hover {
    border-color: rgba(139, 92, 246, 0.5) !important;
    background: linear-gradient(145deg, #f5f3ff 0%, #ede9fe 100%) !important;
}

/* ===== Result Area ===== */
.result-area {
    border: 2px solid rgba(139, 92, 246, 0.15) !important;
    border-radius: 16px !important;
    background: #fafafa !important;
    min-height: 220px !important;
}

/* ===== Button Styling ===== */
.primary-btn {
    width: 100%;
    margin-top: 20px !important;
    background: linear-gradient(135deg, #8b5cf6, #7c3aed) !important;
    border: none !important;
    color: #fff !important;
    font-weight: 700 !important;
    font-size: 1rem !important;
    padding: 14px 28px !important;
    border-radius: 12px !important;
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.35) !important;
    transition: all 0.25s ease !important;
    cursor: pointer !important;
}

.primary-btn:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.45) !important;
}

/* ===== CTA Section ===== */
.cta-container {
    text-align: center;
    padding: 44px 32px;
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 50%, #6d28d9 100%);
    border-radius: 20px;
    margin-top: 8px;
    box-shadow: 0 8px 32px rgba(139, 92, 246, 0.35);
    position: relative;
    overflow: hidden;
}

.cta-container::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    pointer-events: none;
}

.cta-title {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 0 8px 0;
    position: relative;
}

.cta-desc {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    margin: 0 0 24px 0;
    position: relative;
}

.cta-btn {
    display: inline-block;
    padding: 14px 36px;
    background: #fff;
    border-radius: 12px;
    color: #7c3aed !important;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.25s ease;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    position: relative;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    color: #6d28d9 !important;
}

/* ===== Hide Elements ===== */
footer { display: none !important; }

/* ===== Input Styling ===== */
.gradio-container input[type="password"],
.gradio-container input[type="text"] {
    border: 2px solid #e2e8f0 !important;
    border-radius: 12px !important;
    padding: 14px 16px !important;
    font-size: 0.95rem !important;
    transition: all 0.2s ease !important;
}

.gradio-container input[type="password"]:focus,
.gradio-container input[type="text"]:focus {
    border-color: #8b5cf6 !important;
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15) !important;
    outline: none !important;
}
"""


# ============ API Functions ============
def upload_image(api_key: str, file_path: str) -> str:
    headers = {"Authorization": f"Bearer {api_key.strip()}"}
    with open(file_path, "rb") as f:
        resp = requests.post(UPLOAD_ENDPOINT, headers=headers, files={"file": f}, timeout=60)
    if resp.status_code == 401:
        raise Exception("Invalid API Key")
    elif resp.status_code >= 400:
        raise Exception(f"Upload failed: {resp.status_code}")
    data = resp.json()
    if data.get("code") != 200:
        raise Exception(data.get("message", "Upload failed"))
    return data.get("data", {}).get("download_url")


def call_api(api_key: str, endpoint: str, payload: Dict[str, Any]) -> Dict[str, Any]:
    headers = {"Authorization": f"Bearer {api_key.strip()}", "Content-Type": "application/json"}
    resp = requests.post(f"{WAVESPEED_API_BASE}/{endpoint}", json=payload, headers=headers, timeout=30)
    if resp.status_code == 401:
        raise Exception("Invalid API Key")
    elif resp.status_code == 429:
        raise Exception("Quota exceeded")
    elif resp.status_code >= 400:
        raise Exception(f"API error: {resp.status_code}")
    data = resp.json()
    if data.get("code") != 200:
        raise Exception(data.get("message", "Unknown error"))
    return data.get("data", {})


def poll_result(api_key: str, request_id: str) -> Dict[str, Any]:
    headers = {"Authorization": f"Bearer {api_key.strip()}"}
    url = f"{WAVESPEED_API_BASE}/predictions/{request_id}/result"
    start_time = time.time()
    while time.time() - start_time < POLL_MAX_SECONDS:
        resp = requests.get(url, headers=headers, timeout=30)
        if resp.status_code >= 400:
            raise Exception("Failed to get result")
        result = resp.json().get("data", {})
        status = result.get("status", "")
        if status == "completed":
            return result
        elif status == "failed":
            raise Exception("Generation failed")
        time.sleep(POLL_INTERVAL)
    raise Exception("Timeout")


def download_video(url: str) -> str:
    """下载视频到临时文件，返回文件路径"""
    import tempfile
    import os
    try:
        resp = requests.get(url, timeout=120, stream=True)
        if resp.status_code != 200:
            return None
        # 从 URL 或 Content-Type 确定扩展名
        ext = ".mp4"
        if "webm" in url.lower() or "webm" in resp.headers.get("content-type", ""):
            ext = ".webm"
        # 创建临时文件
        fd, path = tempfile.mkstemp(suffix=ext)
        with os.fdopen(fd, 'wb') as f:
            for chunk in resp.iter_content(chunk_size=8192):
                f.write(chunk)
        return path
    except Exception as e:
        print(f"Download error: {e}")
        return None


def process(api_key: str, image_path: str, audio_path: str):
    if not api_key or not api_key.strip():
        gr.Warning("Please enter your API Key")
        return None
    if not image_path:
        gr.Warning("Please upload an image")
        return None
    if not audio_path:
        gr.Warning("Please upload an audio file")
        return None

    try:
        gr.Info("Uploading image...")
        image_url = upload_image(api_key, image_path)
        gr.Info("Uploading audio...")
        audio_url = upload_image(api_key, audio_path)  # 同样用 upload 接口

        gr.Info("Generating video...")
        payload = {
            "image": image_url,
            "audio": audio_url,
            "resolution": "480p",
            "seed": -1,
        }
        result = call_api(api_key, MODEL_ENDPOINT, payload)
        request_id = result.get("id")
        if not request_id:
            gr.Warning("Failed to start")
            return None

        final_result = poll_result(api_key, request_id)
        outputs = final_result.get("outputs", [])
        if outputs:
            gr.Info("Downloading video...")
            video_path = download_video(outputs[0])
            if video_path:
                gr.Info("Done!")
                return video_path
        return None

    except Exception as e:
        error_msg = str(e).lower()
        if "invalid" in error_msg or "401" in error_msg:
            gr.Warning("Invalid API Key")
        elif "quota" in error_msg or "429" in error_msg:
            gr.Warning("Quota exceeded")
        elif "timeout" in error_msg:
            gr.Warning("Timeout - please try again")
        else:
            gr.Warning(str(e))
        return None


# ============ Gradio UI ============
with gr.Blocks(css=CUSTOM_CSS, title="InfiniteTalk - WaveSpeed") as demo:

    # Hero Section
    gr.HTML("""
        <div class="hero-container">
            <div class="hero-badge">WAVESPEED AI</div>
            <h1 class="hero-title">InfiniteTalk</h1>
            <p class="hero-desc">Generate talking videos from image and audio. Try on <a href="https://wavespeed.ai/models?utm_source=huggingface_space_infinitetalk" target="_blank" style="color: #8b5cf6; text-decoration: none; font-weight: 600;">wavespeed</a></p>
            <div class="hero-badges">
                <span>
                    <svg width="18" height="18" fill="#10b981" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z"/></svg>
                    Fast Processing
                </span>
                <span>
                    <svg width="18" height="18" fill="#10b981" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z"/></svg>
                    High Quality
                </span>
                <span>
                    <svg width="18" height="18" fill="#10b981" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-9.293a1 1 0 00-1.414-1.414L9 10.586 7.707 9.293a1 1 0 00-1.414 1.414l2 2a1 1 0 001.414 0l4-4z"/></svg>
                    Easy to Use
                </span>
            </div>
        </div>
    """)

    

    # API Key Card
    with gr.Group(elem_classes="main-card"):
        gr.HTML("""
            <div class="api-key-row">
                <span class="api-key-label">
                    <svg width="20" height="20" fill="#8b5cf6" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M18 8a6 6 0 01-7.743 5.743L10 14l-1 1-1 1H6v2H2v-4l4.257-4.257A6 6 0 1118 8zm-6-4a1 1 0 100 2 2 2 0 012 2 1 1 0 102 0 4 4 0 00-4-4z" clip-rule="evenodd"/></svg>
                    API Key
                </span>
                <a href="https://wavespeed.ai/models?utm_source=huggingface_space_infinitetalk" target="_blank" class="get-key-btn">Get API Key</a>
            </div>
        """)
        api_key_input = gr.Textbox(
            placeholder="Enter your WaveSpeed API key",
            type="password",
            show_label=False
        )

    # Main Content Card
    with gr.Group(elem_classes="main-card"):
        with gr.Row():
            # Left Column - Input
            with gr.Column(scale=1):
                gr.HTML("""
                    <div class="section-title">
                        <svg width="20" height="20" fill="#8b5cf6" viewBox="0 0 20 20"><path fill-rule="evenodd" d="M4 3a2 2 0 00-2 2v10a2 2 0 002 2h12a2 2 0 002-2V5a2 2 0 00-2-2H4zm12 12H4l4-8 3 6 2-4 3 6z" clip-rule="evenodd"/></svg>
                        Enter Prompt
                    </div>
                """)
                image_input = gr.Image(
                    label="Upload Image",
                    type="filepath",
                    source="upload",
                    elem_classes=["upload-area"]
                )
                audio_input = gr.Audio(
                    label="Upload Audio",
                    type="filepath"
                )
                submit_btn = gr.Button("Process", variant="primary", elem_classes="primary-btn")

            # Right Column - Output
            with gr.Column(scale=1):
                gr.HTML("""
                    <div class="section-title">
                        <svg width="20" height="20" fill="#8b5cf6" viewBox="0 0 20 20"><path d="M10 12a2 2 0 100-4 2 2 0 000 4z"/><path fill-rule="evenodd" d="M.458 10C1.732 5.943 5.522 3 10 3s8.268 2.943 9.542 7c-1.274 4.057-5.064 7-9.542 7S1.732 14.057.458 10zM14 10a4 4 0 11-8 0 4 4 0 018 0z" clip-rule="evenodd"/></svg>
                        Result
                    </div>
                """)
                output_video = gr.Video(
                    label="",
                    interactive=False
                )

    # CTA Section
    gr.HTML("""
        <div class="cta-container">
            <h3 class="cta-title">Want More Features?</h3>
            <p class="cta-desc">Higher resolutions, batch processing, and 700+ AI models</p>
            <a href="https://wavespeed.ai/models?utm_source=huggingface_space_infinitetalk" target="_blank" class="cta-btn">
                Explore WaveSpeed.ai
            </a>
        </div>
    """)

    # Event binding
    submit_btn.click(
        fn=process,
        inputs=[api_key_input, image_input, audio_input],
        outputs=output_video,
    )


if __name__ == "__main__":
    demo.launch(server_name="0.0.0.0", server_port=7860)