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POST
/
api
/
cameras
/
{cameraId}
/
sd-card
/
slot
/
{slotNumber}
/
files
/
{contentId}
/
{fileId}
/
screennail
Download screennail (medium JPEG preview)
curl --request POST \
  --url http://{host}:{port}/api/cameras/{cameraId}/sd-card/slot/{slotNumber}/files/{contentId}/{fileId}/screennail \
  --header 'Content-Type: application/json' \
  --data '
{
  "save_path": "/Users/me/Pictures/captures"
}
'
{
  "success": true,
  "message": "<string>",
  "type": "thumbnail"
}

Documentation Index

Fetch the complete documentation index at: https://crsdk.app/llms.txt

Use this file to discover all available pages before exploring further.

Path Parameters

​
cameraId
string
required

Camera identifier (e.g. D10F60149B0C)

​
slotNumber
enum<integer>
required

SD card slot number (1 or 2)

Available options:
1,
2
​
contentId
integer
required

SDK content identifier from listSDCardFiles response

​
fileId
integer
required

SDK file identifier from listSDCardFiles response (always 0 in contents-transfer mode)

Body

application/json

Optional save path override. If omitted, uses the connection-time SetSaveInfo path.

​
save_path
string

Directory path on host PC to save the file

Example:

"/Users/me/Pictures/captures"

Response

Screennail download accepted (async)

Response envelope for thumbnail/screennail downloads.

​
success
boolean
required
​
message
string
required
​
type
enum<string>
Available options:
thumbnail,
screennail