Génération de vidéos IA cinématographiques avecSeedance 2.5

A woman in a lush green field releases an arrow. A never-ending nude-beige fabric flows from its tail as it flies through a cardboard bullseye. Beyond the target, empty land transforms into a modern housing scheme with beautiful houses appearing one by one. Cinematic, ultra-realistic, 4K

**CAMERA:** DV 16mm handheld camcorder POV. CHASE holds the camera or props it on the treadmill/bike console. Natural shake, soft focus, delayed focus pulls, clumsy zooms, imperfect framing. Camcorder never visible. **LOOK:** Soft vintage tape quality, slight blur, tape noise, bloomed gym lights, flickering auto-exposure, muted contrast. **STYLE:** High-energy cardio vlog. Upbeat, breathless, camera bouncing with movement, building to a sweaty, satisfying finish. **CHARACTER:** CHASE — Korean woman in her 20s. High ponytail, glowing skin with increasing sweat, slim athletic build. Modest long-sleeve athletic top, loose joggers/leggings, sneakers. **SETTING:** Evening gym cardio area with treadmill/bike, mirrors, cardio machines, phone playing music, soft lighting. **SCENES:** 1. Starts treadmill. "Okay, cardio time!" 2. Running. "This song's so good." 3. Wipes sweat. "Five minutes in and I already regret this." 4. Close-up of feet, sweat, treadmill. 5. Faster sprint. "Almost... done..." 6. Slows down, towel. "I survived." 7. Sweaty grin. "That actually felt really good." 8. Steps off, thumbs up. "Cardio done—see you guys."

Slow-motion handheld close-up, 16:9. Shaky organic handheld shot tilting up at a cluster of office workers perched high on a cabinet near the ceiling tiles, knees drawn up, faces frozen in wide-eyed dread — while directly below them the flood roils with a packed crowd: people leap and grab at the cabinet trying to climb up, others thrash and wade through the churning water, splashes erupt as bodies collide beneath the perch. In slow motion droplets fly up from below and hang midair, wet clothes clinging. Dynamic unsteady handheld movement swinging up from the churning crowd below. Sickly institutional palette — seafoam green wall, cream tiles, muted teal, cold water. All faces anatomically correct, stable, realistic, genuine emotion, no warping. Heavy coarse analog 35mm film grain baked into every frame, thick and consistent, grain crawling over highlights and shadows, like a scanned celluloid film print, never clean, never digital-looking. Flat overhead fluorescent light, dramatic slow-motion intensity, cinematic photorealistic, ultra-detailed.

A cozy Studio Ghibli-inspired animated cooking scene of handmade dumplings being prepared, folded, arranged in a bamboo steamer, steamed over a bubbling pot, and served with soy sauce. Warm wooden kitchen, soft natural lighting, gentle steam, detailed food close-ups, and a fluffy orange tabby cat calmly watching from a chair before relaxing sleepily in the background. Wholesome atmosphere, cinematic camera movements, highly detailed, comforting, magical realism, 4K.

Maintain identical character identity, face, clothing, kitchen layout and lighting throughout every shot. CHEF ONE: Italian veteran chef, male, 50s, silver beard, white chef coat, traditional tall chef hat, calm but fierce expression. CHEF TWO: Young rebel chef, male, 20s, tattooed arms, black apron over dark t-shirt, backwards black cap, confident smirk. STYLE Photorealistic cinematic commercial, ARRI Alexa 35, Cooke 35mm lens, natural film grain, ultra-realistic food photography, dramatic slow motion mixed with speed ramps, premium food commercial, dark luxury kitchen, warm orange wood-fired oven glow, cool overhead spotlights, volumetric lighting, floating flour particles, cinematic contrast, shallow depth of field, energetic editing, realistic physics. CAMERA Fast cinematic push-ins, whip pans, low-angle hero shots, overhead shots, macro food close-ups, handheld energy, orbit shots, speed ramps, slow-motion flour explosions, rack focus, dynamic tracking. SHOT 1 (0.0–1.0s) Extreme close-up of both chefs staring intensely across stainless steel counters. Camera slowly pushes in. Flour dust floating in the air. Warm oven glow behind them. SHOT 2 (1.0–2.0s) Simultaneous dough slam. Both chefs smash dough onto steel counters. Massive flour explosion erupts upward between them. Camera shakes slightly from impact. Ultra slow motion. SHOT 3 (2.0–3.0s) Close-up of powerful hands kneading dough. Veteran chef's experienced hands versus tattooed hands pressing aggressively. Flour bursts with every movement. Fast alternating cuts. SHOT 4 (3.0–4.0s) Face-off. Tight profile close-up. Both chefs lock eyes with intense determination. Floating flour sparkles around them. Dramatic rack focus between faces. SHOT 5 (4.0–5.0s) Simultaneous dough toss. Veteran performs elegant classic pizza spin. Young chef launches dough with a flashy behind-the-back toss. Camera tilts upward following both dough discs. SHOT 6 (5.0–6.0s) Low-angle hero shot. Two spinning pizza dough discs float beneath kitchen lights. Cheese, flour and herbs rain down in cinematic slow motion. Dynamic orbit camera. SHOT 7 (6.0–7.0s) Young chef catches dough behind his back with swagger while spinning toward camera. Energetic handheld tracking. Flour trails through the air. SHOT 8 (7.0–8.0s) Veteran chef catches spinning dough with perfect precision. Calm confidence. Smooth cinematic push-in. Beautiful oven flames flickering behind him. SHOT 9 (8.0–9.0s) Finished pizzas slammed onto the center counter simultaneously. Huge burst of steam rises dramatically. Counter vibrates slightly from impact. SHOT 10 (9.0–10.0s) Both chefs lean forward across the counter, eyes locked. Steam rises between them. Slow dramatic push-in with cinematic tension. SHOT 11 (10.0–11.0s) Both lift hot pizza slices toward each other like a toast. Melted cheese stretches naturally. Warm golden oven glow illuminates the slices. SHOT 12 (11.0–12.0s) Hero ending. Close-up of both pizza slices meeting in the center. Cheese pull, rising steam, floating flour, glowing fire in the background. Camera slowly pushes forward. End with both chefs smiling respectfully at each other. No dialogue. No subtitles. No logos. No text. No watermark. Maintain perfect facial consistency across every shot. Realistic food textures, realistic cheese stretch, realistic flour physics, premium cinematic commercial quality, energetic pacing, blockbuster food advertisement.

Immersive first-person flying camera perspective, no visible drone or flying device. The camera launches at insane speed across a colossal dystopian cyborg battlefield at night, flying only centimeters above shattered metal, burning wreckage, and rivers of glowing energy. It violently snap-rolls between the legs of towering combat mechs, knife-edges through collapsing steel structures, dives beneath gigantic walking war machines, then instantly climbs through exploding industrial ruins. Swarms of autonomous combat drones streak overhead while colossal cybernetic titans exchange devastating energy blasts that illuminate the battlefield. The camera constantly changes direction with brutal FPV precision,rapid S-turns, vertical dives, barrel rolls, power loops around gigantic reactor towers, split-S reversals, wall-hugging passes through ruined megafactories, and razor-close proximity flights beneath collapsing bridges. Neon holograms flicker through dense smoke as thousands of laser tracers, plasma arcs, sparks, and electrical storms fill the sky. Gigantic cybernetic creatures emerge from the darkness while endless ranks of futuristic soldiers and armored exosuits advance across the battlefield beneath towering ruined skyscrapers. The camera threads through impossibly tight gaps as collapsing buildings, burning aircraft, and massive mechanical debris crash around it, then rockets into a colossal mechanical canyon formed by fallen war machines. At the climax, the battlefield opens into an unimaginably vast cybernetic wasteland where a planet-sized artificial intelligence core rises above the horizon, surrounded by colossal rotating rings, lightning storms, and endless mechanical cities stretching to infinity. Continuous POV shot, no cuts, relentless acceleration, extreme high-speed FPV racing, aggressive banking, rapid altitude changes, barrel rolls, corkscrews, split-S maneuvers, power loops, knife-edge turns, realistic inertia, cinematic motion blur, volumetric smoke, dynamic lighting, neon reflections, hyper-detailed dystopian environments, surreal cyberpunk architecture, blockbuster sci-fi VFX, IMAX quality.

0–3 seconds: Establish the spatial problem. A woman enters a dark workshop in the background while a suspended machine dominates the foreground. 3–6 seconds: She moves diagonally toward the machine. The camera tracks sideways, allowing foreground chains to repeatedly conceal and reveal her. 6–10 seconds: She reaches beneath it. A mechanical sound comes from behind her. She stops before turning. The camera stops with her. 10–13 seconds: Cut behind the machine. Her face is now framed through its internal structure as something moves in the distant doorway. 13–15 seconds: She turns toward the doorway. The machine abruptly activates in the foreground, flooding her silhouette with red light. Cut.

2D hand-drawn animated short, Ghibli-inspired atmosphere, soft painterly backgrounds, gentle character animation, warm emotional realism. No subtitles, no on-screen text, natural ambient sounds only. # Constraints Vary framing in every cut. Focus on weather, small gestures, environment mood, and emotional storytelling. Keep the motion soft, natural, and grounded. # Character Young girl with short dark hair, yellow raincoat, red boots, small satchel. Quiet, observant, slightly lonely, but full of wonder. # Setting Tiny countryside train stop at dusk. Rain falls softly, wet wooden bench, mossy signpost, power lines, puddles, distant rice fields, soft lantern glow. # Scene The girl waits alone for a train that never seems to come. While waiting, she notices a tiny forest spirit sitting beside her under the bench. cut1: Wide shot from across the road. The girl stands alone under the small roof of the train stop while rain falls all around. Ambient sounds: Rain, distant thunder, frogs, soft wind. cut2: Close-up, low angle. Raindrops fall into a puddle beside her red boots. Ambient sounds: Water droplets, soft footsteps shifting. cut3: Medium shot, side angle. She sits on the bench, holding her satchel on her lap, staring down the empty railway line. Ambient sounds: Wooden bench creak, rain on roof. cut4: Close-up under the bench. A tiny fuzzy forest spirit peeks out from the shadows, blinking. Ambient sounds: Soft rustle, tiny squeak. cut5: Close-up of the girl’s face. She notices it and slowly smiles. Ambient sounds: Rain softens, gentle breath. cut6: Overhead shot. She tears off a small piece of bread and places it beside the bench. Ambient sounds: Paper rustle, small movement. cut7: Low close-up. The spirit crawls out and takes the bread carefully. Ambient sounds: Tiny nibble, rain. cut8: Wide shot. The girl and the spirit sit side by side, both looking down the tracks together. Ambient sounds: Distant train hum beginning, wind through grass. cut9: Side shot. A warm train light appears in the far distance through the rain. Ambient sounds: Train approaching softly. cut10: Final medium shot. The girl stands up as the train arrives, then looks back. The spirit is gone, but a tiny leaf umbrella remains on the bench. Ambient sounds: Train brakes, rain, soft magical breeze. Negative guidance: No text on screen, no modern city elements, no exaggerated cartoon motion, no horror tone, no blurry faces, no distorted anatomy

Scene & Mood: A lone figure prowls a canted concrete overpass with feral, editorial confidence, her silhouette whip-tilting against raw urban grunge as the camera cants hard into a Dutch angle, closing on a stolen glance into a compact mirror. Frame Map: Subject holds the diagonal center of frame as the canted composition shifts, weight braced against a raw concrete wall filling the left two-thirds; negative space opens right into overcast sky and distant high-rise silhouettes. Final beat reframes tight and centered on a handheld compact mirror at chest height. Subject Lock: Long light-blonde wavy hair catching wind, oval dark sunglasses, bold red lipstick, oversized black leather duster coat open over dark fitted layers, black boots. Body leaned diagonally into the tilted wall, one gloved hand braced against rough concrete, chin lifted, gaze angled up and off-frame right through the first six seconds, then dropping to a handheld compact mirror in the final two. Coat, hair, and silhouette remain unchanged and unbroken across the full runtime. Cross-Frame Rules: The frame contains only the subject throughout; no other figures enter or pass through. Her position along the diagonal axis holds even as the camera angle rotates around her. Movement: She shifts her weight along the tilted ledge at 0–3s, coat swinging loose with the motion, then braces one hand flat against the concrete and holds at 3–6s while her head tilts back, chin lifting toward the light. At 6–8s she raises a small round compact mirror into frame, tilting it to catch her reflection. Hair lifts and resettles in gusts of wind throughout, coat hem and loose fabric rippling with each shift, breath visible faintly in the cool air. Distant birds cut across the sky in the far background; grit and dust drift low along the concrete ledge. Last Frame: Tight on the compact mirror held at chest height, her reflected eye and cheekbone sharp in the small round glass, red lips just visible at the mirror's edge, concrete wall soft and dark behind her, sky blown out pale in the negative space beyond her shoulder. No on-screen text, no captions, no signage typography, no rendered text in the frame. World Plate: A weathered concrete overpass or parking-structure underpass, tagged with faded spray-paint marks along the base, exposed rebar staining the surface with rust streaks. Overcast midday light, flat and cool, distant tower blocks hazy on the horizon. Dry pavement, light urban dust suspended in the air. Sound Bed: Leather coat fabric shifting and creaking, boot soles scuffing on rough concrete, a low gust of wind past the microphone, faint distant traffic hum, the soft metallic click of the compact mirror opening. Capture Realism: Depth built through suspended dust haze between the subject and the distant skyline. Per-zone specular kill on skin keeps highlights soft and matte despite the overcast sky. Contrast curve holds gently lifted blacks, a mid-tone rolloff that never crushes shadow detail, and a soft highlight ceiling that avoids clipping on the pale sky. Camera Capture: Wide-angle handheld body, 24mm spherical lens, aggressive Dutch-tilt whip movement settling into a held frame, vintage color-negative film rendition with fine 35mm grain, desaturated grunge grade with cool concrete tones and a single warm skin accent, 24fps, framed 16:9, 8 seconds total runtime.

premium UGC-style bitbyte ad showing a young professional taking a relaxing break from work in a warm golden-hour home office, naturally enjoying a bitbyte with realistic chocolate and wafer details, ending with the message: “Have a Break. Grab Your bitbyte.”

A lone motorcyclist in a black leather jacket and dark full face helmet, visor down, rides hard down an empty desert highway at golden hour, throttle open, chasing the sinking sun no face visible, forward leaning and committed over the tank. Rider held in the left third of frame, three quarter angle toward screen right, road and low sun filling the right two thirds. Chase cam tracking shot, locked alongside the rider at constant distance, handheld with natural operator breath, no other vehicles in frame. Bike holds a fast steady run with a slight bounce over highway seams, leans gently into a shallow curve mid shot, then straightens back toward the sun by the end. Jacket ripples in the wind, heat shimmers off the exhaust, dust kicks off the rear tire, heat haze rises off the asphalt, sun flare pulses through the spokes. Open two lane desert highway, dry scrub, distant mesas, sky grading from deep amber to dusty blue violet, warm haze low over the road. Vintage 55mm anamorphic style lens, wide aperture, oval bokeh, light diffusion bloom, color-negative film grain, low contrast grade with soft-rolled highlights and lifted shadows, matte skin and leather with no plastic shine, 24fps 180 degree shutter, 16:9, 15 seconds. Final frame: bike receding right center, three quarter rear angle, low dust trail, huge amber sun on the horizon, empty road to the vanishing point. No on screen text, no captions, no rendered text anywhere in frame.

参照キャラクター画像を1枚使用する。参照画像の顔立ち、髪型、体型、表情、キャラクター性、雰囲気を維持する。 60fps。118 BPM基準。 15秒間ワンカット。編集カットなし。ショット切替なし。場面転換なし。別アングルなし。開始から終了まで同じ連続テイク。人物は常にフレーム内に明確に収める。人物の複製、別人化、新しい人物の出現は禁止。 カメラは中距離の全身ショットを基本に、完全停止せず自然に動く。短い押し込み、軽い引き、小さな半円回り込み、自然な手持ちの揺れ、わずかな上下移動だけで変化を作る。足元を見せる時もカットを切らず、カメラが少し下がって全身の中に足元を含める。表情や上半身を見せる時もカットを切らず、カメラが自然に少し寄る。横追跡、サイドスライドは禁止。 背景は風景画にしない。屋上、路地、廃ビル、夜景、街並み、普通の壁、倉庫、殺風景な場所、写真背景のような風景は禁止。背景は現実の場所ではなく、実写MV用の派手なアートステージにする。 背景は巨大グラフィティ、ネオンライン、手描き記号、抽象文字、動くポスター、スプレーアート、光る壁面、反射床、浮遊する紙片、インク、粒子、LEDライン、ステンシル、破れたポスター、動く抽象図形で構成する。開始時点から背景は動いている。背景全体がビートに合わせて呼吸するように揺れ、跳ね、流れ、剥がれ、再配置される。 背景グラフィティは人物の動きに反応する。ステップで足元のグラフィティが弾ける。肩ヒットで壁の線が震える。ターンで抽象記号が渦を作る。手首スナップで白いブラシ線とインク斬撃が走る。指フリックで小さな星形、稲妻、スパークが散る。文字や記号は意味を固定せず、読ませる文章にはしない。 衣装は参照画像の世界観を保ちながら、実写MV向けに華やかに再設計する。地味な私服は禁止。普通のシャツ、普通のパンツ、無難なジャケット、暗すぎる服装は禁止。参照画像の雰囲気を壊さず、ステージ映えするファッションへ拡張する。 衣装には光沢素材、レイヤード、短めジャケット、揺れる布、チェーン、ベルト、リボン、アクセサリー、ブーツ、手袋、メタリックパーツ、透け感、差し色を加える。動いた時に髪、布、リボン、アクセサリーが美しく揺れる。女性参照の場合は、可愛さ、色気、強さ、ステージ映えを両立する。男性参照の場合も、キレ、華やかさ、強いシルエットを出す。 手書きアニメーション風エフェクトを追加する。人物の動きに合わせて、白線、黒インク線、ラフなブラシライン、手描きスピード線、丸印、バツ印、波線、星形、稲妻、擦れた筆跡、手描き残像が一瞬だけ出る。実写映像に2D手描きアニメを合成した質感。線は少し揺れ、コマ落ち感のあるラフな動きにする。 VFXは身体の動きに反応する。足の接地で粒子と手描き円形波紋。かかとのひねりで粒子軌跡と白線。肩ヒットで背景線が震え、衝撃線。手首スナップでインク斬撃と白いブラシ斬撃。指フリックで小さなスパークと星形。ターンで回転線と短い残像。VFXは顔、身体、脚のライン、衣装ディテールを隠さない。 ダンスはMVで見栄えする魅力的なストリートダンス。細かい足踏みだけにしない。脚だけで踊らず、上品、腰、腕、首、視線まで使って魅せる。腕のライン、肩の抜き、腰の小さな揺れ、髪の動き、ターン、手首スナップ、指先、カメラ目線、表情変化を入れる。女性にも似合うしなやかさ、男性にも似合うキレを両立する。 低重心は禁止。膝は曲げ続けず、アクセントで一瞬だけ使い、すぐ伸ばす。高めの重心、綺麗な立ち姿、流れる連続動作を優先する。棒立ち、歩くだけ、地味な横揺れ、単調な足踏みは禁止。動きに華やかさ、余裕、色気、可愛さ、強さ、キャラクター性を出す。 0.0s - 1.0s開始直後からすでに踊っている。中距離の全身ワンカット。片足を前へ踏み込み、膝を一瞬だけ使ってすぐ伸ばす。肩ヒット、手首スナップ、ヒールトゥ、つま先タップ、クロスステップへ繋ぐ。顔は参照画像の雰囲気を保ち、短くカメラを見る。背景グラフィティが跳ね、足元から粒子波紋と手描き円形波紋が広がる。 1.0s - 2.2sカットを切らず、カメラが軽く押し込む。身体を斜め向きへ切り替え、前後ステップでグルーヴを作る。片手を髪や衣装ディテールへ流し、もう片手を下へフリック。左肩ヒット、右肩ヒット、胸ヒット、首スナップ。髪と衣装が少し遅れて揺れる。背景の線が震え、白いブラシ線が一瞬走る。 2.2s - 3.4sカメラを切らずに少し下げ、全身の中に足元も含める。つま先タップ2回、かかとを引く。片膝を一瞬だけ使い、すぐ伸ばす。カメラは自然に全身へ戻り、鋭いクロスステップで斜め前へ出る。腰を小さく回し、目線を一瞬カメラへ戻す。手首からリング状VFXと手描き円線が広がり、粒子に砕ける。 3.4s - 4.6sコンパクトなランニングマン変形。後ろへ軽く引き、前へ戻す。腕を身体の近くから外へ短く開き、衣装と髪を揺らす。身体を斜めにピボットし、小さくターン。指フリックでスパークと星形。背景の巨大グラフィティが波打ち、抽象記号がターンに合わせて渦を作る。 4.6s - 5.8sワンカットのまま小さく半円回り込み。片足クロス、反対足オープン、胸ヒット。片肩を抜き、腰を小さく流して余裕と色気を出す。手首スナップ、反対の手首スナップ、指フリック。手を髪、首元、衣装ディテールへ流してすぐ離す。白いブラシ線、ドット軌跡、手描きスパークが手先に反応する。 5.8s - 7.0s細かく体重を乗せ替え、肩を少し遅らせる。腰は小さく品よく揺れる。斜めシャッフル、ヒールトゥ、つま先スクレイプ。足元に手描きスピード線。腕を一度だけ大きめに流し、布、髪、アクセサリーの揺れを見せる。背景レイヤーが上下し、グラフィティの一部が剥がれて粒子になる。 7.0s - 8.4sカットを切らず少し寄る。短い視線と表情を入れる。片手で衣装ディテールを少し引き、すぐ離す。もう片手は顔の横から外へ流す。タイトな半回転で正面へ戻る。ターンで髪と衣装が綺麗に遅れて揺れる。肩ヒット、手首スナップ、胸ヒット、指フリック。背景記号が一度脈打ち、稲妻と丸印が短く出る。 8.4s - 9.8sカメラは自然に全身へ戻る。反対方向へ身体の向きを切り替え、前後ステップでグルーヴを作る。片肘を外へ切り、片手を腰や衣装ディテールへ流す。胴体を一度ひねる。片膝を一瞬だけ使い、すぐ伸ばす。靴から粒子波紋とラフな円形波紋。反射床に衣装カラーの光が走る。 9.8s - 11.2s背景がさらに活発化。グラフィティ、記号、粒子、光線、スプレー跡がレイヤー状に跳ねる。人物は前景で明確に分離する。クロスステップ、オープンステップ、手首スナップ、指フリック、首スナップ。腰を小さく抜き、肩を遅れて戻す。インク斬撃、スパーク、白線、星形が別々に反応する。 11.2s - 12.6sカメラがワンカットで少し回り込む。かかとを軽く引く。肩を落とす。胸ヒット。手首を解放。衣装、アクセサリー、髪の揺れを見せる。カメラを見たまま斜め後ろへステップ。片手は衣装付近、もう片手で下へフリック。波形VFXと手描き波線が広がり、背景へ溶ける。 12.6s - 14.1sつま先タップ、軽い膝アクセント、肩ヒット、身体のリコイル。膝は一瞬だけ使い、すぐ伸ばす。腕を身体の近くから外へ流し、指先まで綺麗に見せる。前後ステップ、片足クロス、身体を少し回す。腰と髪の動きで次へ繋ぐ。背景グラフィティが波のように動き、スプレー粒子が背後に散る。 14.1s - 15.0s前後ステップとクロスステップを継続。軽いターンへ入り、髪、衣装、アクセサリーが大きく綺麗に揺れる。背景のグラフィティ、手描き記号、光線、粒子が背後で広がる。靴から粒子の尾とラフな白線が引く。身体が回り続け、カメラもワンカットのまま軽く押し込む途中で終わる。 全体印象：参照画像ベースの派手なグラフィティ系実写MVダンス。背景は風景ではなく、動くアートステージ。衣装は地味にせず、華やかなMV衣装へ拡張。ダンスは魅力、余裕、色気、可愛さ、強さを見せる。人物の顔、髪型、体型、表情、シルエット最優先。 テキストオーバーレイなし。字幕なし。ロゴなし。読める長文なし。普通の風景背景なし。地味な衣装なし。棒立ちなし。歩くだけなし。