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AI動画モデル
Volcengine
Video Lip Sync

Volcengine Video Lip Sync

Video Lip Syncは、既存動画と目標音声を使って口元の動きを作り直します。ライトモードは正面を向いた1人の動画向けで、ベーシックモードはより複雑な1人の場面を扱い、シーン検出も有効にできます。

ワークフロー
動画+音声のリップシンク
モード
ライト/ベーシック
動画
360p~1080p、24~60 FPS
料金
音声1秒あたり8
30秒でわかる
  • 既存動画と目標音声を使う明確なワークフロー
  • 1人向けのライト/ベーシックモード
  • 動画の解像度、FPS、ビットレート、ファイルサイズを事前検証
  • 署名済みの音声秒数で事前確保

よく検索されるキーワード: Video Lip Syncの使い方 · AI動画リップシンクの料金 · 吹き替え音声に口元を合わせる方法

例

Cinematic scene

Create a 15-second polished 3D animated comedy short, cinematic feature-film quality, 16:9 widescreen. Stylish modern café, warm natural lighting, expressive character animation, sophisticated visual humor, precise comedic timing, minimal or no dialogue. The joke must be immediately understandable and completely visual. MAIN CHARACTER: A stylish young woman with expressive facial animation, fashionable casual clothing, sitting alone at a café table with a coffee and smartphone. Original character design. 0–3 seconds: The woman holds her smartphone up and takes a selfie. She looks at the photo. Her expression immediately changes to mild disappointment. Very clear visual storytelling: she wants a better selfie. 3–6 seconds: She adjusts her hair and changes the angle of the phone. Takes another selfie. Looks at it. Still not satisfied. She adjusts her sunglasses, straightens her clothing, moves her coffee cup slightly, and takes another photo. 6–10 seconds: She becomes increasingly serious about getting the perfect photo. She stands up and moves her chair a few centimeters. Tilts her head. Changes the phone angle. Moves her coffee cup again. Takes several more photos in rapid succession. A waiter carrying coffee approaches and has to carefully walk around her while she remains completely focused on her phone. A nearby customer briefly watches her, amused. The woman behaves as if she is conducting an extremely important professional photo shoot. 10–13 seconds: She finally takes one last photo. She looks at the screen. Her face lights up with enormous satisfaction. Perfect. She smiles proudly and relaxes. 13–15 seconds: She begins scrolling through her photos. Her smile slowly disappears. She turns the phone slightly. Reveal clearly: the phone camera has been facing the WRONG DIRECTION the entire time. Her screen shows dozens of beautifully composed photographs of the café wall, ceiling, and background instead of herself. She slowly looks from the phone toward the exact café wall she has photographed repeatedly. A waiter passes behind her and gives her a tiny sympathetic look. She sits completely still in stunned embarrassment. CUT TO BLACK. STYLE: High-end original 3D animation, expressive facial acting, elegant cinematic café environment, subtle exaggerated body language, dry observational comedy, polished materials, beautiful lighting, precise comedic editing. The character's behavior should become increasingly serious while the actual problem remains extremely trivial. No surreal events, no explosions, no random chaos, no slapstick, no complicated dialogue. The audience must understand the joke immediately.

Cinematic scene

Format: 30-second photorealistic handheld phone vlog Setting: The coast of what is now North Carolina, 1585 Audio: Diegetic sound only. No music. Character lock — Vlogger: A 25-year-old fashion icon with a distinctive face and poised presence. Sleek dark hair, sculptural silver earrings, tailored cream jacket, black trousers, striking boots, and a small designer bag. She holds her phone throughout. Keep her face, hair, outfit, and voice consistent across every shot. Her confidence gradually gives way to uncertainty. 00:00–00:05 — Arrival A white glitch tears across her phone camera. She stumbles onto a sandy path beneath tall coastal trees, catches herself, checks her outfit, and looks up. Vlogger: “Wait. Where am I?” 00:05–00:11 — The stares She turns the phone outward. Indigenous people move between timber homes, carrying baskets, tools, and water vessels. Conversations pause as several people notice her unfamiliar clothes and phone. Aware of the attention, she lowers the camera slightly. Vlogger, quietly: “They’re all looking at me.” 00:11–00:17 — Realization She steps aside to let a family pass. The phone briefly hunts for focus between her polished boots and the sandy path. Near the shoreline, she glimpses a small group of English newcomers. Vlogger: “This is… 1585?” 00:17–00:24 — A different perspective From a respectful distance, she films someone weaving, children moving between homes, and people exchanging goods. An older woman meets her gaze. The vlogger stops filming outward and turns the camera toward herself, visibly shaken. Vlogger: “I came here thinking I’d see the past. This is their present.” 00:24–00:30 — Return Light flickers at the edge of the frame. She looks down the path once more as people resume their day, then lifts the phone toward her face. Vlogger: “I need to remember what I actually saw.” The path dissolves into a brief white flicker. Cut to black. Visual and sound direction: Spontaneous handheld phone footage with subtle autofocus hunting and natural exposure shifts. Natural daylight, wind through trees, footsteps on sand, distant voices, and coastal birds. Dialogue is clear and precisely lip-synchronized. Historical and visual constraints: Portray Indigenous people as individuals going about ordinary life, with historically grounded clothing, homes, and objects. No modern streets or buildings, generic “tribal” costumes, ceremonial dress presented as everyday wear, exaggerated reactions, comedy, changing facial features or clothing, distorted hands, on-screen text, captions, logos, subtitles, watermarks, or music. Do not call the location “the USA” in 1585.

Cinematic scene

Create a 15-second original chaotic action-comedy animation, 16:9. A normal adult stands in front of a vending machine, trying to buy a bag of chips. 0–3 seconds: The person inserts money and presses a button. Inside the machine, a bag of chips begins falling. Almost. It becomes stuck halfway between two metal coils. The person stares at it. The snack hangs there motionless. 3–6 seconds: The person taps the glass. Nothing. Taps harder. Nothing. They shake the machine slightly. The snack wiggles. The person's eyes light up. Then the snack stops moving completely. Their confidence disappears. 6–9 seconds: The person launches into a ridiculous recovery operation. They study the machine from multiple angles. Slide across the floor. Climb onto a nearby chair. Attempt impossible rescue maneuvers. The vending machine is filmed like a massive fortress protecting a priceless treasure. 9–12 seconds: A spectacular action sequence unfolds. The person swings from the side of the machine, pulls, pushes, and performs increasingly absurd stunts. Finally the stuck snack breaks free. It flies through the collection slot. The person dives dramatically through the air and catches it with both hands. Total victory. 12–15 seconds: The person proudly examines the recovered snack. Then freezes. It is not the snack they purchased. The original bag is still visibly stuck inside the machine. The person slowly looks from the recovered snack to the original snack. Complete emotional devastation. CUT TO BLACK. High-energy original 3D animated comedy, spectacular action-adventure parody, dynamic camera movement, dramatic low angles, expressive character acting, escalating visual chaos, clear storytelling, precise comedic timing. The vending machine should feel like an impossible obstacle while remaining an ordinary vending machine. No dialogue, no subtitles, no text overlays, no logos, no recognizable brands, no copyrighted characters, no existing franchises, no celebrity likenesses, no gore, no horror.

Cinematic scene

Create a 15-second original chaotic action-comedy animation, 16:9. A normal office meeting is taking place in a quiet conference room. One sharply dressed man sits at the table trying to remain perfectly professional. 0–3 seconds: The man suddenly feels a sneeze coming. His nose twitches. His eyes widen slightly. He immediately realizes what is about to happen. He tries to remain completely still. 3–6 seconds: He pinches his nose. Holds his breath. Closes his eyes. The sneeze keeps building. His cheeks puff slightly. His entire body begins trembling. The people around him slowly notice something is wrong. 6–9 seconds: The sneeze becomes ridiculously powerful. Papers on the table begin fluttering. A coffee cup vibrates. His tie starts blowing backward. His chair slowly slides away from the table. He desperately grips the edge of the table with both hands. His expression says absolute panic while everyone else watches in stunned silence. 9–12 seconds: He finally loses the battle. ACHOO! A huge comedic burst of air launches him backward across the room. Papers explode upward. Chairs roll away. Office supplies fly through the air. He crashes harmlessly into a large stack of empty cardboard boxes. The boxes collapse around him. 12–15 seconds: Complete silence. The room is covered with papers. The man slowly rises from the cardboard boxes. He calmly straightens his jacket and adjusts his tie, trying to recover his dignity. Everyone stares at him. He gives a tiny embarrassed smile. Then his nose twitches again. His eyes widen. CUT TO BLACK. High-energy original 3D animated comedy, spectacular cinematic action, exaggerated but coherent physical comedy, expressive facial animation, dynamic camera movement, dramatic reaction shots, strong escalation, precise comedic timing. The sneeze should build visibly and progressively before the final ridiculous release. The character takes the situation far too seriously. No dialogue, no subtitles, no text overlays, no logos, no recognizable brands, no copyrighted characters, no existing franchises, no celebrity likenesses, no gore, no horror.

Cinematic scene

Create a 15-second extremely funny cinematic 3D animated action comedy, 16:9 widescreen. Cozy realistic living room, polished high-end animation, expressive character acting, dynamic camera movement, rapid physical comedy, exaggerated but readable choreography, strong comedic timing. The entire sequence must revolve around ONE tiny relatable problem: a man drops one potato chip between the cushions of his sofa. MAIN CHARACTER: An ordinary adult man relaxing at home, casually eating chips while watching television. He becomes absurdly determined to retrieve one single chip. 0–3 seconds: The man relaxes on his sofa while eating potato chips. One chip slips from his fingers. It falls directly between the sofa cushions and disappears. He looks down. He casually reaches between the cushions. He can't reach it. 3–6 seconds: He removes one sofa cushion. Nothing. Removes another cushion. Still nothing. He reaches deep between the cushions. His entire arm disappears into the sofa. He struggles to reach the chip. 6–9 seconds: He grabs a small flashlight. He gets down on the floor and shines the flashlight underneath the sofa. Reveal the chip clearly visible underneath, just beyond his fingertips. He stretches toward it. Almost reaches it. The sofa shifts slightly. He slides farther underneath. 9–12 seconds: Now he is awkwardly wedged beneath the sofa, with his legs sticking out. He reaches for a broom and tries to push the chip toward himself. The broom accidentally pushes the chip even FARTHER away. He freezes. His expression changes from mild annoyance to intense determination. He crawls farther underneath. The sofa suddenly begins sliding forward. He grabs the sofa leg. The sofa continues moving. 12–14 seconds: The man finally emerges from underneath while accidentally dragging the entire sofa several feet across the room. The chip shoots out from underneath. He catches it triumphantly. He stands up holding the single chip like a priceless trophy. 14–15 seconds: He proudly eats the chip. CRUNCH. He looks toward the coffee table. Reveal: a large untouched bowl containing dozens of identical potato chips is sitting directly beside him. He looks at the bowl. Looks at the single chip he just fought for. Silence. CUT TO BLACK. STYLE: High-energy original 3D animation, cinematic action-comedy camera language, dynamic tracking shots, quick cuts, expressive facial reactions, exaggerated physical choreography, strong cause and effect. The escalation should become increasingly ridiculous but always remain easy to understand. The audience should clearly see the chip throughout the important moments. No dialogue required. No explosions, weapons, injuries, violence, horror, or random surreal events. Harmless physical comedy only. No copyrighted characters, celebrity likenesses, logos, subtitles, or watermarks.

Cinematic scene

Subject: A young, attractive East Asian female pop idol with long dark hair, wearing a sparkling sheer long-sleeve crop top, a black skirt, and dangling crystal earrings. Her demeanor is energetic, cheerful, and playful. Style: Cinematic backstage vlog style. Cool, polished tones with warm highlights, 35mm film grain, and realistic handheld camera shake. Camera & Framing Lighting: Bright indoor hallway lighting with soft overhead spotlights and warm reflections. Framing: Dynamic first-person (POV) selfie-cam angles, wide tracking shots, and close-ups as she interacts with the environment. Effects: Shallow depth of field and natural motion blur. Audio & Scene Dialogues 00:00 - 00:01: Close-up POV selfie shot of the idol smiling and tossing her hair back in a backstage hallway. Dialogue: "Hey guys, we're backstage right now..." 00:02 - 00:03: Rapid handheld pan down a long corridor with crew members walking in the background. Dialogue: "Look how long this hallway is." 00:04 - 00:05: Pointing at a dressing room door plaque bearing her name. Dialogue: "That's me! That's my name! ("HEER")" 00:06 - 00:06: Wide tracking shot of her walking quickly down the corridor. 00:07 - 00:08: Full-length outfit check in a hallway mirror while adjusting her skirt. Dialogue: "Okay, outfit check. How do I look?" 00:09 - 00:11: Picking up a snack bar from a backstage catering table and taking a bite directly to the camera. Dialogue: "Ooh, snack table. Don't mind if I do." 00:12 - 00:14: Waving goodbye, making a finger heart gesture, and turning to run toward the stage. Dialogue: "Wait, wait, wait! That's my cue. See you guys after the stage!" Realism: Photorealistic 8K rendering with natural fabric movement, accurate skin textures, realistic lighting reflections on clothing and hair, and organic hand-held camera motion.

ひとことで紹介

このモデルの特長

動画は360p~1080p、24~60 FPS、1~30 Mbpsを満たす必要があり、当サイトでは95 MBのファイル上限も適用します。ファイルサイズ、長さ、解像度、FPSはアップロード署名で証明し、音声時間をタスク作成前の事前確保額に直接反映します。

得意なこと
静止画像からキャラクター動画を作るのではなく、既存動画の口元を目標音声に合わせ直すモデルです。
おすすめのユーザー
吹き替え、多言語ナレーション、1人の解説動画、元の動作とカメラを維持したいコンテンツに適しています。
Kyeo AIで使う理由
当サイトはクレジット消費前に動画の実情報と音声時間を検証し、モードごとに排他的なパラメーターを厳格に制限します。

主な仕様

このモデルが用途や業務に合うかをすばやく判断できます。

動画形式
MP4/MOV
動画ビットレート
1~30 Mbps
音声
目標となるクリアな声、10 MB
出力時間
音声に合わせる
出力
25 FPS の MP4。長さは対象音声に合わせる

別名

同じモデルでも、公式ドキュメント、コミュニティ、API接続層で呼び方が異なる場合があります。ここでまとめて確認できます。

火山エンジン動画リップシンク
AI動画リップシンク
動画吹き替えリップシンク

よくある質問・検索

タスク、入力条件、必要な結果から、モデルを選ぶ前に確認したい実用的な質問を整理しています。

Video Lip Syncの使い方
AI動画リップシンクの料金
吹き替え音声に口元を合わせる方法
Video Lip Syncのライトとベーシックの違い
Video Lip Syncで使える動画

選び方ガイド

モデル選びで迷う場合は、まず次のポイントをご確認ください。

1
正面を向いた1人ならライトモード

シンプルな画面で人物が正面を向き、ループ調整だけが必要ならライトモードのフィールドが適しています。

2
複雑な1人の場面にはベーシックモード

場面分割や話者認識が必要な場合はベーシックモードを使います。

3
画像しかない場合は駆動モデルを選ぶ

本モデルには動画が必須です。静止画像だけの場合はOmniHuman 1.5と比較してください。

よく検索される比較

同じタスクで候補を比べ、入力方法、制御項目、コストの違いを確認できます。

Video Lip SyncとOmniHuman 1.5では元素材がどう違いますか?
ライトモードとベーシックモードはそれぞれどの動画に向いていますか?

モデル比較表

現在のモデルと代替候補の主な違いを一覧で確認できます。

元の映像素材
Volcengine Video Lip Sync
既存動画+目標音声
OmniHuman 1.5
静止画像+目標音声
Kling AI Avatar Standard
静止画像+目標音声

実際の利用場面での見方

公開情報、現在のサイト内の範囲、代表的なタスクに基づく実用的な案内です。

リップシンクだけで吹き替え制作全体は完結しない

明瞭で利用許諾のある目標音声を先に用意し、意味、テンポ、映像との同期を人手で確認する必要があります。

信頼できるメディア情報は安全性と料金の両方に使う

動画の条件は署名済み情報で検証し、音声の条件は署名済みの長さで料金計算します。いずれもクライアントの自己申告は使いません。

機能の詳細

動画の口元を再調整

元動画の映像を維持し、目標音声で口の動きを駆動します。

ライトモードのループ調整

音声が長い場合は動画をループし、逆方向ループも選べます。

複雑な場面の処理

ベーシックモードではシーン検出と話者認識を有効にできます。

適した用途

多言語ナレーション

既存の解説動画に別言語の音声を付け、口元を同期します。

講座の音声更新

講師の動作と映像を維持しながら、解説音声を更新します。

マーケティング動画の台詞修正

主要な映像を撮り直さず、短いナレーション部分を差し替えます。

プロンプトのコツ

明瞭な声を用意する

BGM、残響、複数人の声の重なりを減らし、駆動信号を明瞭にします。

正面で鮮明な映像を選ぶ

ライトモードは1人が正面を向き、口元が見え、遮蔽が少ない動画に向いています。

音声と映像の長さを先に確認する

モードに応じてループ、逆方向ループ、テンプレート開始点を選び、不自然な繰り返しを避けます。

選ぶ理由

既存動画のカメラと動作を維持します。
1秒あたりのレートが低く、タスク作成前に正確に事前確保できます。
2つのモードでシンプルな場面と複雑な1人の場面を扱います。
動画の重要な情報を署名済み証拠で検証します。

利用前の注意点

1人の場面を対象とします。
動画と目標音声の両方が必要です。
当サイトの動画ファイル上限は95 MBです。
自動リップシンクでも、ずれ、表情、意味の自然さを人手で確認する必要があります。

設定できる項目

このモデルが用途や業務に合うかをすばやく判断できます。

サービスモード
必須
パラメータ型: プルダウン
初期値:ライト
ライト
ベーシック
ボーカル分離
任意
パラメータ型: 切り替え
初期値:オフ
オフ
オン
シーン検出と話者認識
ベーシックモードのみ
パラメータ型: 切り替え
初期値:オフ
オフ
オン
音声が長い場合に動画をループ
ライトモードのみ
パラメータ型: 切り替え
初期値:オン
オン
オフ
逆再生ループ
ライトモードのみ
パラメータ型: 切り替え
初期値:オフ
オフ
オン
テンプレート開始時刻
ライトモードのみ
パラメータ型: 数値
初期値:0秒

クレジット消費

音声の秒数ごとに8クレジット

検証済みの目標音声の長さを1秒あたり8クレジットで計算し、タスク作成前の事前確保額を切り上げます。出力時間は音声に合わせ、タスク完了後に実際の消費量で精算します。

クレジットを節約するコツ

画像や動画を一括生成する前に、同じ素材を使って現在のモデルと同タイプの候補をA/Bテストし、結果を確認してから一括生成することをおすすめします。

よくある質問

同タイプのおすすめモデル

まだ決まっていない場合は、同タイプの候補も比較してみましょう。

OmniHuman 1.5

OmniHuman 1.5の現在の中核経路では、人物、ペット、アニメキャラクターなどの画像1枚と音声1本から駆動動画を生成します。アップロード署名で検証した音声時間が、タスク作成前の事前確保額を直接決めます。

AI動画モデル
音声の秒数ごとに27クレジット

Kling AI Avatar Standard

機能タグ: 画面ではJPEGまたはPNG画像を1枚、MPEG、WAV、X-WAV、AAC、MP4、OGG音声を1件指定します。画像は最大10MB、音声は最大100MB・5分です。 署名検証済みの音声時間を1秒あたり8クレジットで計算し、端数を切り上げます。時間がない、無効、または5分を超える場合は送信できません。

AI動画モデル
音声の秒数ごとに8クレジット

Infinitalk

InfinitalkはKyeoで、画像1枚、15秒以内の音声1ファイル、必須のプロンプトからナレーション動画を生成します。480pまたは720pを選べ、`seed`も入力できます。料金は音声の秒数と解像度で計算し、1回固定ではありません。

AI動画モデル
480pは3クレジット/秒、720pは12クレジット/秒

情報源

開発元の資料、モデルファミリーの説明、Kyeo AIの現在の接続設定をもとにまとめています。

情報源について

Video Lip Syncの動画・音声入力、ライト/ベーシックモード、360p~1080p、24~60 FPS、音声1秒あたり8クレジットと設定条件を解説します。 検証済みの目標音声の長さを1秒あたり8クレジットで計算し、タスク作成前の事前確保額を切り上げます。出力時間は音声に合わせ、タスク完了後に実際の消費量で精算します。

最終更新: 2026-08-28
火山エンジン動画リップシンク の現行インターフェース情報
接続情報

現在サイトに接続されている版の入力モード、表示設定、素材制限、提供状況を確認するための情報です。実際に選べる項目はページとワークベンチを基準にしてください。