Design
图像自定义卷积核
通过定义自己的矩阵值应用自定义卷积核，实现个性化图像效果和处理
file· 文件结果打开工具
快速开始
用三种语言从你的代码中调用此工具。
cURL
# 1) Request a presigned URL → returns { uploadUrl, storageKey }
curl -X POST 'https://api.elysiatools.com/api/upload/presign/image-custom-kernel' \
-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/zh/api/tools/image-custom-kernel' \
-F 'imageFile=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
-F 'kernelSize=3' \
-F 'kernelValues=输入逗号分隔的值（例如，3x3时：1, 2, 1, 2, 4, 2, 1, 2, 1）' \
-F 'intensity=1' \
-F 'normalize=true' \
-F 'outputMode=normal'