API Endpoint Access URL
https://api.pixlab.io/negate
Get Your API Key & Try NEGATE Now ↗Description
Negate API endpoint inverts colors in images, ideal for developers and creators seeking advanced image manipulation. Negates the colors in a given image.
HTTP Methods
GET, POST
HTTP Parameters
Required
| Fields | Type | Description |
|---|---|---|
img |
URL | Input image URL. If you want to upload your image directly from your app, submit a multipart/form-data POST request. |
gray |
Boolean | Whether to only negate grayscale pixels within the image. |
key |
String | Your PixLab API Key ↗. You can also embed your key in the WWW-Authenticate: HTTP header and omit this parameter. |
Optional
| Fields | Type | Description |
|---|---|---|
blob |
Boolean | By default, returns a JSON Object with the output image link. Set to true to return the image binary contents directly. |
channel |
Integer | Color channel constant. If omitted (recommended), all image channels will be affected (see channel constants below). |
POST Request Body
Use when submitting a POST request instead of GET.
Allowed Content-Types:
multipart/form-dataapplication/json
Use multipart/form-data for direct image uploads. For JSON, the image must be pre-uploaded (use the store endpoint if needed).
Channels Constant
Recommended to omit this parameter and let PixLab process all channels.
| Fields | Value |
|---|---|
CHANNEL_RED |
1 |
CHANNEL_GRAY |
1 |
CHANNEL_CYAN |
1 |
CHANNEL_GREEN |
2 |
CHANNEL_MAGENTA |
2 |
CHANNEL_BLUE |
4 |
CHANNEL_YELLOW |
4 |
CHANNEL_ALPHA |
8 |
CHANNEL_OPACITY |
8 |
CHANNEL_MATTE |
8 |
CHANNEL_BLACK |
32 |
CHANNEL_INDEX |
32 |
CHANNEL_ALL |
134217727 |
HTTP Response
| Fields | Type | Description |
|---|---|---|
status |
Integer | Status code 200 indicates success, any other code indicates failure. |
link |
URL | Link to the image output which is usually stored on the pixlab.xyz storage server unless you set your own S3 keys (refer to your dashboard ↗ on how to do that). |
id |
String | Unique image ID. |
error |
String | Error message if status != 200. |
The API returns application/json if the optional blob parameter is not set.
This endpoint returns a JSON Object after each call only if the optional blob parameter is omitted. Otherwise, the raw image binary is returned. The JSON response structure is documented above.
Code Samples
# Refer to the PixLab Github Repository at: https://github.com/symisc/pixlab for the full list of production ready code samples...// Refer to the PixLab Github Repository at: https://github.com/symisc/pixlab for the full list of production ready code samples...# Refer to the PixLab Github Repository at: https://github.com/symisc/pixlab for the full list of production ready code samples...# Refer to the PixLab Github Repository at: https://github.com/symisc/pixlab for the full list of production ready code samples...Similar API Endpoints
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