Media
Blur Background Image Extender
Extend image canvas with blurred background, perfect for portraits, product photos, and professional presentations
file· File resultOpen tool
Quick start
Call this tool from your code in three languages.
cURL
# 1) Request a presigned URL → returns { uploadUrl, storageKey }
curl -X POST 'https://api.elysiatools.com/api/upload/presign/image-extend-blur-background' \
-H 'Content-Type: application/json' \
-d '{"filename":"imageFile.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/en/api/tools/image-extend-blur-background' \
-F 'imageFile=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
-F 'uniformPadding=100' \
-F 'topPadding=0' \
-F 'rightPadding=0' \
-F 'bottomPadding=0' \
-F 'leftPadding=0' \
-F 'blurStrength=20' \
-F 'backgroundOpacity=1' \
-F 'backgroundColor=Select overlay color (optional)...' \
-F 'format=original' \
-F 'quality=90'