Media
从视频中移除绿幕或任何彩色背景，并替换为另一个视频
用三种语言从你的代码中调用此工具。
# 1) Request a presigned URL → returns { uploadUrl, storageKey }
curl -X POST 'https://api.elysiatools.com/api/upload/presign/video-chroma-key' \
-H 'Content-Type: application/json' \
-d '{"filename":"foregroundVideo.ext","contentType":"application/octet-stream","size":12345}'
curl -X POST 'https://api.elysiatools.com/api/upload/presign/video-chroma-key' \
-H 'Content-Type: application/json' \
-d '{"filename":"backgroundVideo.ext","contentType":"application/octet-stream","size":12345}'
# 2) PUT the file bytes directly to the presigned uploadUrl
curl -X PUT '<presigned uploadUrl>' \
--data-binary @/path/to/file.ext
# 3) Call the tool, passing the returned storageKey for each file field
curl -X POST 'https://api.elysiatools.com/zh/api/tools/video-chroma-key' \
-F 'foregroundVideo=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
-F 'backgroundVideo=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
-F 'color=green' \
-F 'customColor=0x00FF00' \
-F 'similarity=0.15' \
-F 'blend=0.1' \
-F 'outputFormat=mp4'以 JSON 形式 POST 提交输入参数。文件类型参数需先单独上传。
POST https://api.elysiatools.com/zh/api/tools/video-chroma-key| 参数名 | 类型 | 必填 | 说明 |
|---|---|---|---|
| foregroundVideo | file需先上传 | 是 | — |
| backgroundVideo | file需先上传 | 是 | — |
| color | select | 否 | — |
| customColor | text | 否 | 十六进制格式的自定义颜色（例如 0x00FF00 表示绿色） |
| similarity | range | 否 | 颜色相似度阈值（0.01-1）。越低=颜色匹配越精确，越高=移除更多颜色 |
| blend | range | 否 | 边缘混合系数（0-1）。越高=边缘越柔和，越低=边缘越硬 |
| outputFormat | select | 否 | — |
文件结果
{
"filePath": "/public/processing/randomid.ext",
"fileName": "output.ext",
"contentType": "application/octet-stream",
"size": 1024,
"metadata": {
"key": "value"
},
"error": "Error message (optional)",
"message": "Notification message (optional)"
}将此工具加入你的 Model Context Protocol 服务，让 AI 智能体可以列出并调用它。
将以下内容加入你的 MCP 客户端配置：
{
"mcpServers": {
"elysiatools-video-chroma-key": {
"name": "video-chroma-key",
"description": "从视频中移除绿幕或任何彩色背景，并替换为另一个视频",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=video-chroma-key",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}连接到 SSE 端点后，列出已开放的工具：
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}通过工具 id 调用，参数由其参数表构建：
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "video-chroma-key",
"arguments": {
"foregroundVideo": "https://example.com/file.ext",
"backgroundVideo": "https://example.com/file.ext",
"color": "green",
"customColor": "0x00FF00",
"similarity": 0.15,
"blend": 0.1,
"outputFormat": "mp4"
}
}
}有问题或反馈？请联系 [email protected]