Injecting Invisible Watermarks into Images
Function
This API is used to inject text watermarks or image watermarks into an image. You need to pass an image in formData format to this API. DSC returns the binary stream of the watermarked image. Currently, the supported image formats include *.jpg, .jpeg, .jpe, .png, .bmp, .dib, .rle, .tiff, .tif, .ppm, .webp, .tga, .tpic, and .gif.
URI
POST /v1/{project_id}/image/watermark/embed
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
project_id |
Yes |
String |
Project ID. |
Request Parameters
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
X-Auth-Token |
Yes |
String |
User token, which can be obtained by calling the IAM API (value of X-Subject-Token in the response header). |
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
file |
Yes |
File |
Image into which watermarks are to be injected. The width and height must be greater than 512 pixels. |
blind_watermark |
No |
String |
Content of the invisible text watermark, which cannot exceed 32 characters. Currently, only digits and uppercase and lowercase letters are supported. It is used as an alternative of image_watermark. |
image_watermark |
No |
File |
Invisible image watermark file to be injected. It is used as an alternative of blind_watermark. |
Response Parameters
Status code: 400
Parameter |
Type |
Description |
---|---|---|
error_code |
String |
Error Code |
error_msg |
String |
Error Message |
Example Requests
Add the invisible text watermark "testWaterMark" to image "test.PNG".
The request is submitted through a form. In the request, "file" indicates a specific file.
POST /v1/{project_id}/image/watermark/embed HTTP/1.1 { "blind_watermark" : "testWaterMark", "file" : "test.PNG" }
Example Responses
Status code: 200
Request successful.
"{\"Watermarked image\"}"
Status code: 400
Invalid request.
{ "error_code" : "DSC.00000007", "error_msg" : "File format error" }
Status Codes
Status Code |
Description |
---|---|
200 |
Request successful. |
400 |
Invalid request. |
Error Codes
See Error Codes.
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