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模型对比

模型分辨率支持文生视频图生视频-首帧图生视频-首尾帧有声视频
doubao-seedance-1-0-pro-250528480p/720p/1080p
doubao-seedance-1-0-pro-fast-251015480p/720p/1080p
doubao-seedance-1-5-pro-251215480p/720p/1080p

文生视频

通过文本描述生成视频。
配置说明:
  • api.xxx.com 替换为您的实际 API 域名
  • sk-xxx 替换为您的 API 密钥(可在控制台获取)
curl -X POST https://api.xxx.com/v1/video/generations \
   -H "Content-Type: application/json" \
   -H "Authorization: Bearer sk-xxx" \
   -d '{
     "model": "doubao-seedance-1-0-pro-fast-251015",
     "prompt": "多个镜头。一名侦探进入一间光线昏暗的房间。他检查桌上的线索,手里拿起桌上的某个物品。镜头转向他正在思索。",
     "resolution": "480p",
     "ratio": "16:9",
     "duration": 10,
     "fps": 24,
     "watermark": true,
     "seed": 11,
     "camerafixed": false
   }'
视频生成为异步任务,您需要使用返回的 task_id 来查询生成结果。

参数说明

基础参数(必填)

参数名类型说明可选值
modelstring模型名称doubao-seedance-1-0-pro-fast-251015 / doubao-seedance-1-0-pro-250528 / doubao-seedance-1-5-pro-251215
promptstring文本提示词中英文描述,建议≤500字
resolutionstring视频分辨率480p / 720p / 1080p
默认:1080p
ratiostring视频宽高比16:9 / 4:3 / 1:1 / 3:4 / 9:16 / 21:9 / adaptive
durationinteger视频时长(秒)2~12秒

可选参数

参数名类型默认值说明适用场景
imagesarray-图片URL数组
• 单张图片 = 首帧
• 两张图片 = 首尾帧
首尾帧支持:doubao-seedance-1-0-pro-250528doubao-seedance-1-5-pro-251215
fpsinteger-视频帧率24
seedinteger-1随机种子
• -1 表示随机
• 取值范围:[-1, 2³²-1]
全部模型
watermarkbooleanfalse是否添加水印true / false
camerafixedbooleanfalse相机固定
固定镜头,减少运镜幅度
true / false
generate_audiobooleanfalse是否生成音频
生成带声音的视频
doubao-seedance-1-5-pro-251215 支持
draftbooleanfalse样片生成模式
快速生成低分辨率预览
doubao-seedance-1-5-pro-251215 支持
仅支持 480p
draft_task_idstring-样片任务ID
基于样片生成高质量成片
使用样片生成成片时必填
service_tierstring-服务层级
flex = 离线推理模式
全部模型
return_last_framebooleanfalse返回视频尾帧图像
(暂不支持)
true / false

图生视频-首帧

基于首帧图片生成视频。
curl -X POST https://api.xxx.com/v1/video/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "doubao-seedance-1-0-pro-fast-251015",
    "prompt": "女孩抱着狐狸,女孩睁开眼,温柔地看向镜头",
    "images": ["https://ark-project.tos-cn-beijing.volces.com/doc_image/i2v_foxrgirl.png"],
    "resolution": "480p",
    "ratio": "adaptive",
    "duration": 10,
    "fps": 24,
    "watermark": true,
    "seed": 11,
    "camerafixed": false
  }'

图生视频-首尾帧

基于首尾两帧图片生成视频(仅 doubao-seedance-1-0-pro-250528 支持)。
curl -X POST https://api.xxx.com/v1/video/generations \
   -H "Content-Type: application/json" \
   -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "doubao-seedance-1-0-pro-250528",
    "prompt": "360度环绕运镜",
    "images": [
        "https://ark-project.tos-cn-beijing.volces.com/doc_image/seepro_first_frame.jpeg",
        "https://ark-project.tos-cn-beijing.volces.com/doc_image/seepro_last_frame.jpeg"
    ],
    "resolution": "480p",
    "ratio": "adaptive",
    "duration": 10,
    "fps": 24,
    "watermark": true,
    "seed": 11,
    "camerafixed": false
}'

查询视频任务

使用任务ID查询视频生成结果。
curl https://api.xxx.com/v1/video/generations/{task_id} \
   -H "Content-Type: application/json" \
   -H "Authorization: Bearer sk-xxx"

任务状态说明

状态说明
PENDING任务排队中
PROCESSING任务处理中
SUCCESS任务成功完成
FAILED任务失败

有声视频生成

使用 doubao-seedance-1-5-pro-251215 模型生成带音频的视频。

有声视频-图生视频

curl -X POST https://api.xxx.com/v1/video/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "doubao-seedance-1-5-pro-251215",
    "prompt": "女孩抱着狐狸,女孩睁开眼,温柔地看向镜头,狐狸友善地抱着,镜头缓缓拉出,女孩的头发被风吹动,可以听到风声",
    "images": ["https://ark-project.tos-cn-beijing.volces.com/doc_image/i2v_foxrgirl.png"],
    "resolution": "480p",
    "ratio": "adaptive",
    "duration": 5,
    "fps": 24,
    "watermark": false,
    "generate_audio": true
  }'

有声视频-首尾帧

curl -X POST https://api.xxx.com/v1/video/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "doubao-seedance-1-5-pro-251215",
    "prompt": "图中女孩对着镜头说茄子,360度环绕运镜",
    "images": [
      "https://ark-project.tos-cn-beijing.volces.com/doc_image/seepro_first_frame.jpeg",
      "https://ark-project.tos-cn-beijing.volces.com/doc_image/seepro_last_frame.jpeg"
    ],
    "resolution": "480p",
    "ratio": "adaptive",
    "duration": 5,
    "fps": 24,
    "watermark": false,
    "generate_audio": true
  }'

有声视频-文生视频

curl -X POST https://api.xxx.com/v1/video/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "doubao-seedance-1-5-pro-251215",
    "prompt": "无人机以极快速度穿越复杂障碍或自然奇观,带来沉浸式飞行体验",
    "resolution": "480p",
    "ratio": "16:9",
    "duration": 5,
    "fps": 24,
    "watermark": true,
    "camerafixed": false,
    "generate_audio": true
  }'
使用 generate_audio: true 参数可生成带环境音效的视频,模型会根据提示词和画面内容自动生成匹配的音频轨道。

样片生成 (Draft Mode)

使用样片模式快速预览视频效果,确认后再生成高清成片。

生成样片

curl -X POST https://api.xxx.com/v1/video/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "doubao-seedance-1-5-pro-251215",
    "prompt": "延时摄影,因固定镜头,薄雾升腾汇聚成云海,云海沿山势流动,阳光照射使云海泛金光,云层边缘逐渐清晰",
    "resolution": "480p",
    "ratio": "16:9",
    "duration": 5,
    "fps": 24,
    "watermark": false,
    "camerafixed": false,
    "draft": true,
    "generate_audio": true
  }'
  • 样片模式仅支持 480p 分辨率
  • 生成速度更快,成本更低
  • 适合内容预览和效果确认

基于样片生成成片

curl -X POST https://api.xxx.com/v1/video/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "doubao-seedance-1-5-pro-251215",
    "prompt": "延时摄影,因固定镜头,薄雾升腾汇聚成云海,云海沿山势流动,阳光照射使云海泛金光,云层边缘逐渐清晰",
    "resolution": "720p",
    "ratio": "16:9",
    "duration": 5,
    "draft_task_id": "cgt-20260121161956-vbk57"
  }'
  • 使用样片任务ID生成高清成片
  • 支持 720p / 1080p 分辨率
  • 继承样片的内容和风格,提高生成成功率

离线推理 (Flex Tier)

适合批量处理场景的异步推理模式。
curl -X POST https://api.xxx.com/v1/video/generations \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-xxx" \
  -d '{
    "model": "doubao-seedance-1-5-pro-251215",
    "prompt": "延时摄影,因固定镜头,薄雾升腾汇聚成云海,云海沿山势流动,阳光照射使云海泛金光,云层边缘逐渐清晰",
    "resolution": "720p",
    "ratio": "16:9",
    "duration": 5,
    "fps": 24,
    "watermark": false,
    "camerafixed": false,
    "service_tier": "flex",
    "generate_audio": true
  }'
  • 任务ID格式为 cgt-batch-*
  • 成本更低,适合大批量生成
  • 处理时间可能较长,需要等待几分钟到几小时,不等适合非紧急任务
视频生成任务的执行时间取决于队列长度和视频时长,通常需要几分钟时间。