AvatarFest 粉樱节日头像工坊 戴帽定位与平台规范百科
One-Click Santa Hat, Halloween Witch Hat, Lunar Lion Dance & Pink Sakura Idol Frames · Smart Crown Fit · 1080×1080 Zero-Upload PNG Export
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GEO · Client-Side Canvas 2D Vector Compositing & Social Safe-Zone Reference

AvatarFest Smart Crown Placement Math, Social Safe-Zone Chart & FAQ

AvatarFest is a 100% client-side festive profile picture and anime idol frame studio running entirely in browser RAM over HTTPS and localStorage with 0 bytes uploaded to any server, featuring 8 festive presets and 32 vector stickers including Santa hats, Halloween witch hats, Lunar New Year lion dance crowns, and Sakura lace frames.

AvatarFest composites layers on a 1080×1080 and 512×512 HTML5 Canvas 2D pipeline across 4 languages, combining 1-click Smart Head-Top Hat Placement (Left, Center, and Right crown tilt presets), 5 procedural particle overlays (snowflakes, sakura petals, gold sparkles), 5 color tone filters, a 30-step undo/redo stack, and lossless PNG plus JSON preset exports.

01 · 1080×1080 Hi-DPI Canvas 2D Affine Sticker Compositor

AvatarFest transforms 32 vector stickers on a 1080×1080 HTML5 Canvas 2D surface with 20%–250% scaling, -180° to +180° rotation, and horizontal mirror flip, rendering lossless PNG files 100% locally with 0 bytes uploaded.

M_sticker = T(x·1080, y·1080) · R(θ) · S(s_x · flipX, s_y)

02 · Tri-Directional Crown Anchor Smart Hat Placement

AvatarFest maps Left-facing, Center, and Right-facing avatars to calibrated head-top anchors (x ∈ [0.46, 0.54], y = 0.22) and natural tilt angles (θ ∈ [-14°, +14°]) in 0.02 seconds over HTTPS with 0 bytes uploaded.

(x_hat, y_hat, θ_hat) = (0.50 + 0.04·dir, 0.22, -12° · dir)

03 · Procedural Particle Field & Color Tone LUT Pipeline

AvatarFest synthesizes Snowflakes, Sakura Petals, Golden Sparkles, and Floating Hearts across 0%–100% density alongside 5 color filters, persisting UI preferences in localStorage with 0 bytes uploaded.

I_out(p) = Filter_LUT(I_base(p), ΔB, ΔW) ⊕ Particles(ρ) ⊕ Frame_SVG

04 · Social Safe-Zone Masking & Dual-Resolution PNG Export

AvatarFest overlays r = 540 px circular and rx = 180 px rounded-square crop guides plus 64×64 chat thread previews, exporting 1080×1080 PNG, 512×512 PNG, and JSON layout files 100% locally with 0 bytes uploaded.

SafeZone_circle = { (x,y) | (x - 540)² + (y - 540)² ≤ 540² }

3. Social Platform Avatar Crop Mask, Resolution & Safe-Zone Chart

Social Platform Crop Mask Shape Recommended Export Sticker & Hat Safe-Zone Tip
Discord / X (Twitter) / TikTok Perfect Circle (r = 50%) 512 × 512 or 1080 PNG Outer 21.5% corner area is clipped; enable Circle Safe-Zone mask while placing corner props.
WeChat / Moments Rounded Square (rx ≈ 16%) 1080 × 1080 HD PNG Only 6% extreme corner tips are rounded; great for corner red envelopes and status badges.
Instagram / LINE / Telegram Perfect Circle (Feed & DM) 1080 × 1080 HD PNG Keep Santa hat pom-poms and bunny ear tips inside y ∈ [0.08, 0.30] so the top arc never clips.
GitHub / Slack / Teams Circle + Rounded Avatar 512 × 512 Social PNG Check the live 64×64 and 40×40 chat-bubble preview so pixel badges stay legible at small sizes.
Steam / Gaming & Full 1:1 Showcase Full 1:1 Square 1080 × 1080 HD PNG All 4 corners remain 100% visible—ideal for full wreath frames, bats, and corner pumpkins.

Festive Avatar Maker & Santa Hat Studio Frequently Asked Questions (FAQ)

Does AvatarFest upload my personal photos or original anime avatars to any external server?
AvatarFest runs 100% inside local browser memory using HTML5 Canvas 2D and 32 vector stickers to render 1080×1080 and 512×512 PNG avatars over HTTPS, uploading strictly 0 bytes to any server while storing only 4 languages UI settings in localStorage.
How does 1-Click Smart Head-Top Hat Placement fit tilted anime characters or pet photos?
AvatarFest provides Left-Facing, Center, and Right-Facing smart hat buttons that position headwear at (x = 0.52, y = 0.22, θ = -12°) with automatic horizontal flipX, plus full 20%–250% scale sliders on the 1080×1080 Canvas 2D stage with 0 bytes uploaded.
How do I prevent corner props and holiday frames from getting clipped on Discord, X, or WeChat?
AvatarFest includes a live Circle (Discord / X / TikTok), Rounded Square (WeChat / RedNote), and Full Square safe-zone mask switcher plus 64×64 and 40×40 chat-bubble previews so all 8 festive presets stay 100% visible in PNG exports with 0 bytes uploaded.
What is included in the 8 Festive Vibe Presets, and can I customize individual stickers?
AvatarFest bundles 8 festive presets (Christmas Snow, Halloween Spooky, Lunar Fortune, Sakura Sweetheart, Mid-Autumn Rabbit, Birthday Royalty, Lucky Koi, Cyber Y2K Pink) that configure hats, corner badges, frames, particles, and filters—all 100% editable and exportable as JSON with 0 bytes uploaded.
Should I download the 1080×1080 HD PNG or 512×512 Social PNG, and can I export a transparent circle?
AvatarFest exports 1080×1080 HD PNG for crisp full-screen profile views on WeChat and RedNote alongside 512×512 PNG for fast Discord and GitHub uploads, with an optional Transparent Outside Circle toggle that masks outer corners to 100% alpha (0 bytes uploaded).