Media

Video Resolution Changer

Change video resolution with preset sizes or custom dimensions, with optional aspect ratio preservation

file· File resultOpen tool

Quick start

Call this tool from your code in three languages.

cURL

# 1) Upload each file first → returns { filePath }
curl -X POST 'https://api.elysiatools.com/upload/video-resolution-changer' \
  -F 'file=@/path/to/videoFile.ext'

# 2) Call the tool with the returned filePath values
curl -X POST 'https://api.elysiatools.com/en/api/tools/video-resolution-changer' \
  -F 'videoFile=/path/to/file.ext' \
  -F 'preset=1080p' \
  -F 'customWidth=1920' \
  -F 'customHeight=1080' \
  -F 'maintainAspect=true' \
  -F 'outputFormat=mp4' \
  -F 'videoCopy=false'

API reference

Send a POST request with your inputs as JSON. File parameters require a separate upload first.

Endpoint

HTTP

POST https://api.elysiatools.com/en/api/tools/video-resolution-changer

Parameters

Name	Type	Required	Description
videoFile	fileupload required	Yes	—
preset	select	No	—
customWidth	number	No	Width in pixels (only when Custom preset is selected)
customHeight	number	No	Height in pixels (only when Custom preset is selected)
maintainAspect	checkbox	No

MCP integration

Add this tool to your Model Context Protocol server so AI agents can list and call it.

Server configuration

Add this block to your MCP client configuration:

mcp.json

{
  "mcpServers": {
    "elysiatools-video-resolution-changer": {
      "name": "video-resolution-changer",
      "description": "Change video resolution with preset sizes or custom dimensions, with optional aspect ratio preservation",
      "baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=video-resolution-changer",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

List available tools

After connecting to the SSE endpoint, list the exposed tools:

tools/list

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

Call this tool

Invoke the tool by its id, passing arguments built from its parameters:

tools/call

{
  "jsonrpc": "2.0",
  "id": 2,
  "method": "tools/call",
  "params": {
    "name": "video-resolution-changer",
    "arguments": {
  "videoFile": "https://example.com/file.ext",
  "preset": "1080p",
  "customWidth": 1920,
  "customHeight": 1080,
  "maintainAspect": true,
  "outputFormat": "mp4",
  "videoCopy": false
}
  }
}

Chain multiple tools in one session with a comma-separated toolId list, e.g. /mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp (max 20).