> ## Documentation Index
> Fetch the complete documentation index at: https://darkgrade.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Generic Operations

## Undefined (`0x1000`)

Undefined operation

**Data Direction:** none

### Operation Parameters

None

### Response Parameters

None

***

## GetDeviceInfo (`0x1001`)

Returns information and capabilities about the responder device

**Data Direction:** out

**Codec Type:** Custom Codec

### Operation Parameters

None

### Response Parameters

None

***

## OpenSession (`0x1002`)

Opens a session with the device

**Data Direction:** none

### Operation Parameters

| Parameter     | Required | Description        |
| ------------- | -------- | ------------------ |
| **SessionID** | ✓        | Session identifier |

### Response Parameters

None

***

## CloseSession (`0x1003`)

Closes the current session

**Data Direction:** none

### Operation Parameters

None

### Response Parameters

None

***

## GetStorageIDs (`0x1004`)

Returns list of currently valid StorageIDs

**Data Direction:** out

**Codec Type:** Array Codec

### Operation Parameters

None

### Response Parameters

None

***

## GetStorageInfo (`0x1005`)

Returns StorageInfo data set for a storage area

**Data Direction:** out

**Codec Type:** Custom Codec

### Operation Parameters

| Parameter     | Required | Description        |
| ------------- | -------- | ------------------ |
| **StorageID** | ✓        | Storage identifier |

### Response Parameters

None

***

## GetNumObjects (`0x1006`)

Returns number of objects in storage

**Data Direction:** none

### Operation Parameters

| Parameter            | Required | Description                              |
| -------------------- | -------- | ---------------------------------------- |
| **StorageID**        | ✓        | Storage identifier (0xFFFFFFFF for all)  |
| **ObjectFormatCode** |          | Filter by format code (default: `0`)     |
| **ParentObject**     |          | Parent association handle (default: `0`) |

### Response Parameters

| Parameter      | Required | Description       |
| -------------- | -------- | ----------------- |
| **NumObjects** | ✓        | Number of objects |

***

## GetObjectHandles (`0x1007`)

Returns array of ObjectHandles in storage

**Data Direction:** out

**Codec Type:** Array Codec

### Operation Parameters

| Parameter            | Required | Description                              |
| -------------------- | -------- | ---------------------------------------- |
| **StorageID**        | ✓        | Storage identifier (0xFFFFFFFF for all)  |
| **ObjectFormatCode** |          | Filter by format code (default: `0`)     |
| **ParentObject**     |          | Parent association handle (default: `0`) |

### Response Parameters

None

***

## GetObjectInfo (`0x1008`)

Returns ObjectInfo data set for an object

**Data Direction:** out

**Codec Type:** Custom Codec

### Operation Parameters

| Parameter        | Required | Description   |
| ---------------- | -------- | ------------- |
| **ObjectHandle** | ✓        | Object handle |

### Response Parameters

None

***

## GetObject (`0x1009`)

Retrieves one object from the device

**Data Direction:** out

### Operation Parameters

| Parameter        | Required | Description   |
| ---------------- | -------- | ------------- |
| **ObjectHandle** | ✓        | Object handle |

### Response Parameters

None

***

## GetThumb (`0x100a`)

Retrieves thumbnail for an object

**Data Direction:** out

### Operation Parameters

| Parameter        | Required | Description   |
| ---------------- | -------- | ------------- |
| **ObjectHandle** | ✓        | Object handle |

### Response Parameters

None

***

## DeleteObject (`0x100b`)

Deletes an object from the device

**Data Direction:** none

### Operation Parameters

| Parameter            | Required | Description                          |
| -------------------- | -------- | ------------------------------------ |
| **ObjectHandle**     | ✓        | Object handle (0xFFFFFFFF for all)   |
| **ObjectFormatCode** |          | Filter by format code (default: `0`) |

### Response Parameters

None

***

## SendObjectInfo (`0x100c`)

Sends ObjectInfo before sending object

**Data Direction:** in

### Operation Parameters

| Parameter              | Required | Description                         |
| ---------------------- | -------- | ----------------------------------- |
| **StorageID**          |          | Destination storage (default: `0`)  |
| **ParentObjectHandle** |          | Parent object handle (default: `0`) |

### Response Parameters

| Parameter              | Required | Description                |
| ---------------------- | -------- | -------------------------- |
| **StorageID**          | ✓        | Actual storage ID          |
| **ParentObjectHandle** | ✓        | Actual parent handle       |
| **ObjectHandle**       | ✓        | Reserved handle for object |

***

## SendObject (`0x100d`)

Sends object data to the device

**Data Direction:** in

### Operation Parameters

None

### Response Parameters

None

***

## InitiateCapture (`0x100e`)

Initiates capture of new data objects

**Data Direction:** none

### Operation Parameters

| Parameter            | Required | Description                        |
| -------------------- | -------- | ---------------------------------- |
| **StorageID**        |          | Storage for capture (default: `0`) |
| **ObjectFormatCode** |          | Format for capture (default: `0`)  |

### Response Parameters

None

***

## FormatStore (`0x100f`)

Formats a storage device

**Data Direction:** none

### Operation Parameters

| Parameter          | Required | Description                    |
| ------------------ | -------- | ------------------------------ |
| **StorageID**      | ✓        | Storage to format              |
| **FilesystemType** |          | Filesystem type (default: `0`) |

### Response Parameters

None

***

## ResetDevice (`0x1010`)

Resets device to default state

**Data Direction:** none

### Operation Parameters

None

### Response Parameters

None

***

## SelfTest (`0x1011`)

Performs device self-test

**Data Direction:** none

### Operation Parameters

| Parameter        | Required | Description                      |
| ---------------- | -------- | -------------------------------- |
| **SelfTestType** |          | Type of self-test (default: `0`) |

### Response Parameters

None

***

## SetObjectProtection (`0x1012`)

Sets object protection status

**Data Direction:** none

### Operation Parameters

| Parameter            | Required | Description       |
| -------------------- | -------- | ----------------- |
| **ObjectHandle**     | ✓        | Object handle     |
| **ProtectionStatus** | ✓        | Protection status |

### Response Parameters

None

***

## PowerDown (`0x1013`)

Powers down the device

**Data Direction:** none

### Operation Parameters

None

### Response Parameters

None

***

## GetDevicePropDesc (`0x1014`)

Gets device property descriptor

**Data Direction:** out

**Codec Type:** Custom Codec

### Operation Parameters

| Parameter          | Required | Description   |
| ------------------ | -------- | ------------- |
| **DevicePropCode** | ✓        | Property code |

### Response Parameters

None

***

## GetDevicePropValue (`0x1015`)

Gets device property value

**Data Direction:** out

### Operation Parameters

| Parameter          | Required | Description   |
| ------------------ | -------- | ------------- |
| **DevicePropCode** | ✓        | Property code |

### Response Parameters

None

***

## SetDevicePropValue (`0x1016`)

Sets device property value

**Data Direction:** in

### Operation Parameters

| Parameter          | Required | Description   |
| ------------------ | -------- | ------------- |
| **DevicePropCode** | ✓        | Property code |

### Response Parameters

None

***

## ResetDevicePropValue (`0x1017`)

Resets device property to default

**Data Direction:** none

### Operation Parameters

| Parameter          | Required | Description   |
| ------------------ | -------- | ------------- |
| **DevicePropCode** | ✓        | Property code |

### Response Parameters

None

***

## TerminateOpenCapture (`0x1018`)

Terminates an open capture

**Data Direction:** none

### Operation Parameters

| Parameter         | Required | Description               |
| ----------------- | -------- | ------------------------- |
| **TransactionID** | ✓        | Transaction ID of capture |

### Response Parameters

None

***

## MoveObject (`0x1019`)

Moves object to new location

**Data Direction:** none

### Operation Parameters

| Parameter              | Required | Description         |
| ---------------------- | -------- | ------------------- |
| **ObjectHandle**       | ✓        | Object to move      |
| **StorageID**          | ✓        | Destination storage |
| **ParentObjectHandle** | ✓        | New parent object   |

### Response Parameters

None

***

## CopyObject (`0x101a`)

Copies object to new location

**Data Direction:** none

### Operation Parameters

| Parameter              | Required | Description         |
| ---------------------- | -------- | ------------------- |
| **ObjectHandle**       | ✓        | Object to copy      |
| **StorageID**          | ✓        | Destination storage |
| **ParentObjectHandle** | ✓        | New parent object   |

### Response Parameters

| Parameter        | Required | Description        |
| ---------------- | -------- | ------------------ |
| **ObjectHandle** | ✓        | Handle of new copy |

***

## GetPartialObject (`0x101b`)

Gets partial object data

**Data Direction:** out

### Operation Parameters

| Parameter        | Required | Description             |
| ---------------- | -------- | ----------------------- |
| **ObjectHandle** | ✓        | Object handle           |
| **Offset**       | ✓        | Offset in bytes         |
| **MaxBytes**     | ✓        | Maximum bytes to return |

### Response Parameters

| Parameter       | Required | Description           |
| --------------- | -------- | --------------------- |
| **ActualBytes** | ✓        | Actual bytes returned |

***

## InitiateOpenCapture (`0x101c`)

Initiates open-ended capture

**Data Direction:** none

### Operation Parameters

| Parameter            | Required | Description         |
| -------------------- | -------- | ------------------- |
| **StorageID**        | ✓        | Storage for capture |
| **ObjectFormatCode** | ✓        | Format for capture  |

### Response Parameters

None

***

## StartEnumHandles (`0x101d`)

Initiates an enumeration process for retrieving object handles in chunks (PTP v1.1)

**Data Direction:** none

### Operation Parameters

| Parameter              | Required | Description                                    |
| ---------------------- | -------- | ---------------------------------------------- |
| **StorageID**          |          | Storage ID or 0xFFFFFFFF for all stores        |
| **ObjectFormatCode**   |          | Filter by format or 0xFFFFFFFF for images only |
| **ParentObjectHandle** |          | Parent association or 0xFFFFFFFF for root      |

### Response Parameters

| Parameter  | Required | Description                   |
| ---------- | -------- | ----------------------------- |
| **EnumID** | ✓        | Unique enumeration identifier |

***

## EnumHandles (`0x101e`)

Returns a chunk of object handles from an active enumeration (PTP v1.1)

**Data Direction:** out

**Codec Type:** Array Codec

### Operation Parameters

| Parameter            | Required | Description                                  |
| -------------------- | -------- | -------------------------------------------- |
| **EnumID**           | ✓        | Enumeration identifier from StartEnumHandles |
| **MaxNumberHandles** | ✓        | Maximum number of handles to return          |

### Response Parameters

None

***

## StopEnumHandles (`0x101f`)

Closes an active enumeration process (PTP v1.1)

**Data Direction:** none

### Operation Parameters

| Parameter  | Required | Description                     |
| ---------- | -------- | ------------------------------- |
| **EnumID** | ✓        | Enumeration identifier to close |

### Response Parameters

None

***

## GetVendorExtensionMaps (`0x1020`)

Retrieves mapping of vendor extensions (PTP v1.1)

**Data Direction:** out

### Operation Parameters

None

### Response Parameters

None

***

## GetVendorDeviceInfo (`0x1021`)

Retrieves DeviceInfo for a specific vendor extension (PTP v1.1)

**Data Direction:** out

### Operation Parameters

| Parameter             | Required | Description         |
| --------------------- | -------- | ------------------- |
| **VendorExtensionID** | ✓        | Vendor extension ID |

### Response Parameters

None

***

## GetResizedImageObject (`0x1022`)

Retrieves an image object at arbitrary resolution (PTP v1.1)

**Data Direction:** out

### Operation Parameters

| Parameter        | Required | Description                                           |
| ---------------- | -------- | ----------------------------------------------------- |
| **ObjectHandle** | ✓        | Image object handle                                   |
| **ImageWidth**   | ✓        | Desired width in pixels                               |
| **ImageHeight**  |          | Desired height in pixels (0 to maintain aspect ratio) |

### Response Parameters

| Parameter        | Required | Description             |
| ---------------- | -------- | ----------------------- |
| **ActualBytes**  | ✓        | Number of bytes sent    |
| **ActualWidth**  | ✓        | Actual width in pixels  |
| **ActualHeight** | ✓        | Actual height in pixels |

***

## GetFilesystemManifest (`0x1023`)

Retrieves filesystem information in a single transaction (PTP v1.1)

**Data Direction:** out

### Operation Parameters

| Parameter              | Required | Description                             |
| ---------------------- | -------- | --------------------------------------- |
| **StorageID**          | ✓        | Storage ID or 0xFFFFFFFF for all stores |
| **ObjectFormatCode**   |          | Filter by format                        |
| **ParentObjectHandle** |          | Parent association handle               |

### Response Parameters

None

***

## GetStreamInfo (`0x1024`)

Retrieves information about a stream (PTP v1.1)

**Data Direction:** out

### Operation Parameters

| Parameter      | Required | Description    |
| -------------- | -------- | -------------- |
| **StreamType** | ✓        | Type of stream |

### Response Parameters

None

***

## GetStream (`0x1025`)

Retrieves streaming content (PTP v1.1)

**Data Direction:** out

### Operation Parameters

| Parameter      | Required | Description    |
| -------------- | -------- | -------------- |
| **StreamType** | ✓        | Type of stream |

### Response Parameters

None

***