[{"data":1,"prerenderedAt":620},["ShallowReactive",2],{"model-/zh/models/seedance-2-0-image-to-video":3},{"id":4,"title":5,"body":6,"description":595,"extension":596,"meta":597,"navigation":207,"path":616,"seo":617,"stem":618,"__hash__":619},"content/zh/models/seedance-2-0-image-to-video.md","Seedance 2.0 图生视频 — 把静态图片动画化",{"type":7,"value":8,"toc":586},"minimark",[9,13,17,41,60,63,90,93,170,176,180,499,506,510,520,523,549,552,582],[10,11,12],"h2",{"id":12},"什么是图生视频",[14,15,16],"p",{},"Seedance 2.0 的图生视频功能可以把静态图片转化为具有自然、逼真运动效果的动态视频内容。行为由你传入的图片数量决定：",[18,19,20,32],"ul",{},[21,22,23,27,28,31],"li",{},[24,25,26],"strong",{},"1 张图"," → ",[24,29,30],{},"首帧驱动模式","：图片作为视频第一帧，模型向后生成动态",[21,33,34,27,37,40],{},[24,35,36],{},"2 张图",[24,38,39],{},"首尾帧过渡模式","：第一张为开场，第二张为收尾，模型生成两者之间的平滑过渡",[14,42,43,46,47,51,52,59],{},[24,44,45],{},"Model ID："," ",[48,49,50],"code",{},"seedance-2.0-image-to-video","（如需更快速度和更低成本，可改用 ",[53,54,56],"a",{"href":55},"/docs/fast-models",[48,57,58],{},"seedance-2.0-fast-image-to-video","）",[10,61,62],{"id":62},"工作原理",[64,65,66,72,78,84],"ol",{},[21,67,68,71],{},[24,69,70],{},"准备图片","（JPEG、PNG 或 WebP，单张 ≤ 30MB）",[21,73,74,77],{},[24,75,76],{},"编写运动提示词"," — 描述画面应如何动起来",[21,79,80,83],{},[24,81,82],{},"发送 API 请求"," — 传入图片 URL 数组和运动描述",[21,85,86,89],{},[24,87,88],{},"获取任务 ID"," — 等待视频生成完成",[10,91,92],{"id":92},"图片输入要求",[94,95,96,109],"table",{},[97,98,99],"thead",{},[100,101,102,106],"tr",{},[103,104,105],"th",{},"项",[103,107,108],{},"限制",[110,111,112,121,138,146,154,162],"tbody",{},[100,113,114,118],{},[115,116,117],"td",{},"数量",[115,119,120],{},"1 或 2 张",[100,122,123,126],{},[115,124,125],{},"格式",[115,127,128,131,132,131,135],{},[48,129,130],{},".jpeg","、",[48,133,134],{},".png",[48,136,137],{},".webp",[100,139,140,143],{},[115,141,142],{},"尺寸",[115,144,145],{},"单边 300–6000 像素",[100,147,148,151],{},[115,149,150],{},"宽高比",[115,152,153],{},"0.4 – 2.5",[100,155,156,159],{},[115,157,158],{},"单张大小",[115,160,161],{},"≤ 30 MB",[100,163,164,167],{},[115,165,166],{},"上传方式",[115,168,169],{},"公网可访问的 URL（不支持 Base64）",[14,171,172,175],{},[24,173,174],{},"真实人脸图片会被自动拒绝","。",[10,177,179],{"id":178},"api-参考","API 参考",[181,182,187],"pre",{"className":183,"code":184,"language":185,"meta":186,"style":186},"language-python shiki shiki-themes github-dark","import requests\n\n# 首帧驱动（1 张图）\nresponse = requests.post(\n    \"https://api.evolink.ai/v1/videos/generations\",\n    headers={\"Authorization\": \"Bearer YOUR_API_KEY\"},\n    json={\n        \"model\": \"seedance-2.0-image-to-video\",\n        \"prompt\": \"The person slowly turns their head and smiles\",\n        \"image_urls\": [\"https://example.com/photo.jpg\"],\n        \"quality\": \"720p\",\n        \"duration\": 5,\n        \"aspect_ratio\": \"adaptive\"\n    }\n)\n\n# 首尾帧过渡（2 张图）\nresponse = requests.post(\n    \"https://api.evolink.ai/v1/videos/generations\",\n    headers={\"Authorization\": \"Bearer YOUR_API_KEY\"},\n    json={\n        \"model\": \"seedance-2.0-image-to-video\",\n        \"prompt\": \"Smooth transition from sunrise to sunset over the same ocean\",\n        \"image_urls\": [\n            \"https://example.com/sunrise.jpg\",\n            \"https://example.com/sunset.jpg\"\n        ],\n        \"quality\": \"720p\",\n        \"duration\": 6\n    }\n)\n","python","",[48,188,189,202,209,216,228,238,262,273,286,299,314,327,341,352,358,364,369,375,384,391,408,417,428,440,448,456,462,468,479,489,494],{"__ignoreMap":186},[190,191,194,198],"span",{"class":192,"line":193},"line",1,[190,195,197],{"class":196},"snl16","import",[190,199,201],{"class":200},"s95oV"," requests\n",[190,203,205],{"class":192,"line":204},2,[190,206,208],{"emptyLinePlaceholder":207},true,"\n",[190,210,212],{"class":192,"line":211},3,[190,213,215],{"class":214},"sAwPA","# 首帧驱动（1 张图）\n",[190,217,219,222,225],{"class":192,"line":218},4,[190,220,221],{"class":200},"response ",[190,223,224],{"class":196},"=",[190,226,227],{"class":200}," requests.post(\n",[190,229,231,235],{"class":192,"line":230},5,[190,232,234],{"class":233},"sU2Wk","    \"https://api.evolink.ai/v1/videos/generations\"",[190,236,237],{"class":200},",\n",[190,239,241,245,247,250,253,256,259],{"class":192,"line":240},6,[190,242,244],{"class":243},"s9osk","    headers",[190,246,224],{"class":196},[190,248,249],{"class":200},"{",[190,251,252],{"class":233},"\"Authorization\"",[190,254,255],{"class":200},": ",[190,257,258],{"class":233},"\"Bearer YOUR_API_KEY\"",[190,260,261],{"class":200},"},\n",[190,263,265,268,270],{"class":192,"line":264},7,[190,266,267],{"class":243},"    json",[190,269,224],{"class":196},[190,271,272],{"class":200},"{\n",[190,274,276,279,281,284],{"class":192,"line":275},8,[190,277,278],{"class":233},"        \"model\"",[190,280,255],{"class":200},[190,282,283],{"class":233},"\"seedance-2.0-image-to-video\"",[190,285,237],{"class":200},[190,287,289,292,294,297],{"class":192,"line":288},9,[190,290,291],{"class":233},"        \"prompt\"",[190,293,255],{"class":200},[190,295,296],{"class":233},"\"The person slowly turns their head and smiles\"",[190,298,237],{"class":200},[190,300,302,305,308,311],{"class":192,"line":301},10,[190,303,304],{"class":233},"        \"image_urls\"",[190,306,307],{"class":200},": [",[190,309,310],{"class":233},"\"https://example.com/photo.jpg\"",[190,312,313],{"class":200},"],\n",[190,315,317,320,322,325],{"class":192,"line":316},11,[190,318,319],{"class":233},"        \"quality\"",[190,321,255],{"class":200},[190,323,324],{"class":233},"\"720p\"",[190,326,237],{"class":200},[190,328,330,333,335,339],{"class":192,"line":329},12,[190,331,332],{"class":233},"        \"duration\"",[190,334,255],{"class":200},[190,336,338],{"class":337},"sDLfK","5",[190,340,237],{"class":200},[190,342,344,347,349],{"class":192,"line":343},13,[190,345,346],{"class":233},"        \"aspect_ratio\"",[190,348,255],{"class":200},[190,350,351],{"class":233},"\"adaptive\"\n",[190,353,355],{"class":192,"line":354},14,[190,356,357],{"class":200},"    }\n",[190,359,361],{"class":192,"line":360},15,[190,362,363],{"class":200},")\n",[190,365,367],{"class":192,"line":366},16,[190,368,208],{"emptyLinePlaceholder":207},[190,370,372],{"class":192,"line":371},17,[190,373,374],{"class":214},"# 首尾帧过渡（2 张图）\n",[190,376,378,380,382],{"class":192,"line":377},18,[190,379,221],{"class":200},[190,381,224],{"class":196},[190,383,227],{"class":200},[190,385,387,389],{"class":192,"line":386},19,[190,388,234],{"class":233},[190,390,237],{"class":200},[190,392,394,396,398,400,402,404,406],{"class":192,"line":393},20,[190,395,244],{"class":243},[190,397,224],{"class":196},[190,399,249],{"class":200},[190,401,252],{"class":233},[190,403,255],{"class":200},[190,405,258],{"class":233},[190,407,261],{"class":200},[190,409,411,413,415],{"class":192,"line":410},21,[190,412,267],{"class":243},[190,414,224],{"class":196},[190,416,272],{"class":200},[190,418,420,422,424,426],{"class":192,"line":419},22,[190,421,278],{"class":233},[190,423,255],{"class":200},[190,425,283],{"class":233},[190,427,237],{"class":200},[190,429,431,433,435,438],{"class":192,"line":430},23,[190,432,291],{"class":233},[190,434,255],{"class":200},[190,436,437],{"class":233},"\"Smooth transition from sunrise to sunset over the same ocean\"",[190,439,237],{"class":200},[190,441,443,445],{"class":192,"line":442},24,[190,444,304],{"class":233},[190,446,447],{"class":200},": [\n",[190,449,451,454],{"class":192,"line":450},25,[190,452,453],{"class":233},"            \"https://example.com/sunrise.jpg\"",[190,455,237],{"class":200},[190,457,459],{"class":192,"line":458},26,[190,460,461],{"class":233},"            \"https://example.com/sunset.jpg\"\n",[190,463,465],{"class":192,"line":464},27,[190,466,467],{"class":200},"        ],\n",[190,469,471,473,475,477],{"class":192,"line":470},28,[190,472,319],{"class":233},[190,474,255],{"class":200},[190,476,324],{"class":233},[190,478,237],{"class":200},[190,480,482,484,486],{"class":192,"line":481},29,[190,483,332],{"class":233},[190,485,255],{"class":200},[190,487,488],{"class":337},"6\n",[190,490,492],{"class":192,"line":491},30,[190,493,357],{"class":200},[190,495,497],{"class":192,"line":496},31,[190,498,363],{"class":200},[14,500,501,502,175],{},"完整参数见 ",[53,503,505],{"href":504},"/docs/image-to-video","图生视频 API 文档",[10,507,509],{"id":508},"需要超过-2-张图片","需要超过 2 张图片？",[14,511,512,513,519],{},"如果你希望用 3 张及以上的图片作为参考（风格参考、角色参考、场景参考混合使用），请改用 ",[53,514,516],{"href":515},"/docs/reference-to-video",[48,517,518],{},"seedance-2.0-reference-to-video"," —— 它最多支持 9 张图片 + 3 段视频 + 3 段音频的多模态合成。",[10,521,522],{"id":522},"应用场景",[18,524,525,531,537,543],{},[21,526,527,530],{},[24,528,529],{},"电商","：把产品照片转化为引人注目的视频广告",[21,532,533,536],{},[24,534,535],{},"社交媒体","：把品牌素材动画化为故事和短视频",[21,538,539,542],{},[24,540,541],{},"房地产","：通过虚拟导览让房产照片栩栩如生",[21,544,545,548],{},[24,546,547],{},"艺术与设计","：为插画和艺术作品注入生命",[10,550,551],{"id":551},"相关链接",[18,553,554,560,566,571,577],{},[21,555,556],{},[53,557,559],{"href":558},"/models/seedance-2-0","Seedance 2.0 概述",[21,561,562],{},[53,563,565],{"href":564},"/models/seedance-2-0-text-to-video","文生视频",[21,567,568],{},[53,569,570],{"href":504},"图生视频 API 完整参考",[21,572,573,576],{},[53,574,575],{"href":515},"参考生视频 API"," — 多模态合成",[21,578,579],{},[53,580,581],{"href":55},"Fast 系列",[583,584,585],"style",{},"html pre.shiki code .snl16, html code.shiki .snl16{--shiki-default:#F97583}html pre.shiki code .s95oV, html code.shiki .s95oV{--shiki-default:#E1E4E8}html pre.shiki code .sAwPA, html code.shiki .sAwPA{--shiki-default:#6A737D}html pre.shiki code .sU2Wk, html code.shiki .sU2Wk{--shiki-default:#9ECBFF}html pre.shiki code .s9osk, html code.shiki .s9osk{--shiki-default:#FFAB70}html pre.shiki code .sDLfK, html code.shiki .sDLfK{--shiki-default:#79B8FF}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}",{"title":186,"searchDepth":204,"depth":204,"links":587},[588,589,590,591,592,593,594],{"id":12,"depth":204,"text":12},{"id":62,"depth":204,"text":62},{"id":92,"depth":204,"text":92},{"id":178,"depth":204,"text":179},{"id":508,"depth":204,"text":509},{"id":522,"depth":204,"text":522},{"id":551,"depth":204,"text":551},"通过 seedance-2.0-image-to-video 把 1 张图作为首帧驱动，或 2 张图作为首尾帧过渡，生成 4-15 秒视频。","md",{"modelName":598,"tags":599,"metrics":603},"Seedance 2.0 Image-to-Video",[600,601,602],"Image-to-Video","Seedance 2.0","First-Last Frame",[604,607,610,613],{"value":605,"label":606},"720p","最高分辨率",{"value":608,"label":609},"30MB","单图最大大小",{"value":611,"label":612},"1–2 张","图片输入数量",{"value":614,"label":615},"30-60s","生成时间","/zh/models/seedance-2-0-image-to-video",{"title":5,"description":595},"zh/models/seedance-2-0-image-to-video","PzAJPa9n34D9MCEn2FAdxKm5jKzAfVLD_vS9ZW6kfRY",1776086320038]