# DeformationResistingModes

Parameter `DeformationResistingModes` defines how to handle distorted and deformed barcodes.

## JSON Structure

**Location in template:**
```
BarcodeReaderTaskSettingOptions[i]
    ├── SectionArray[j]
    │   └── StageArray[k] (Stage object)
    │       └── DeformationResistingModes
```

**Parent object:** [ResistDeformationStage](https://www.dynamsoft.com/capture-vision/docs/core/parameters/reference/barcode-reader-task-settings/stage-resist-deformation.md) object

**Example:**

```json
{
    "DeformationResistingModes": [
        {
            "Mode": "DRM_SKIP"
        }
    ]
}
```

> [!NOTE]
> - This snippet shows only the `DeformationResistingModes` parameter.
> - To use it, embed this parameter within a Stage object at the `SST_RESIST_DEFORMATION` stage.
> - For the complete JSON structure, see:
>   - [Full JSON Structure](https://www.dynamsoft.com/capture-vision/docs/core/parameters/file/index.md#full-json-structure)
>   - [Minimal Valid JSON](https://www.dynamsoft.com/capture-vision/docs/core/parameters/file/index.md#minimal-valid-json-example)

## Parameter Details

Parameter `DeformationResistingModes` consists of a group of deformation resisting mode objects. Each deformation resisting mode object includes a candidate mode and a series of auxiliary mode arguments.

### Mode Arguments

The mode arguments of the deformation resisting mode object are shown as follows:

<table style = "text-align:left">
    <thead>
        <tr>
            <th nowrap="nowrap">Mode Argument Name</th>
            <th nowrap="nowrap">Mode Argument Summary</th>
        </tr>
    </thead>
    <tr>
        <td rowspan = "3" style="vertical-align:text-top">Mode<br>(Required)</td>
        <td><b>Description</b><br>Specifies a mode for deformation resisting.
        </td>
    </tr>
    <tr>
        <td><b>Type</b><br><i>String</i>
        </td>
    </tr>
    <tr>
        <td><b>Candidate Mode List</b><br>DRM_GENERAL
            <br>DRM_BROAD_WARP
            <br>DRM_LOCAL_REFERENCE
            <br>DRM_DEWRINKLE
            <br>DRM_AUTO
            <br>DRM_SKIP
        </td>
    </tr>
    <tr>
        <td rowspan = "4" style="vertical-align:text-top">Level<br>(Optional)</td>
        <td><b>Description</b><br>Sets the Argument Level.
        </td>
    </tr>
    <tr>
        <td><b>Type</b><br><i>int</i>
        </td>
    </tr>
    <tr>
        <td><b>Range</b><br>[1,9]
        </td>
    </tr>
    <tr>
        <td><b>Default Value</b><br>5
        </td>
    </tr>
    <tr>
        <td rowspan = "3" style="vertical-align:text-top">GrayscaleEnhancementMode<br>(Optional)</td>
        <td><b>Description</b><br>Sets the Argument GrayscaleEnhancementMode.
        </td>
    </tr>
    <tr>
        <td><b>Type</b><br><i>GrayScaleEnhancementMode object</i>
        </td>
    </tr>
    <tr>
        <td><b>Remarks</b><br>View <a href="/capture-vision/docs/core/parameters/reference/image-parameter/grayscale-enhancement-modes.html">GrayScaleEnhancementModes</a> page for how to set this mode.
        </td>
    </tr>
    <tr>
        <td rowspan = "3" style="vertical-align:text-top">BinarizationMode<br>(Optional)</td>
        <td><b>Description</b><br>Sets the Argument BinarizationMode.
        </td>
    </tr>
    <tr>
        <td><b>Type</b><br><i>BinarizationMode object</i>
        </td>
    </tr>
    <tr>
        <td><b>Remarks</b><br>View <a href="/capture-vision/docs/core/parameters/reference/image-parameter/binarization-modes.html">BinarizationMode</a> page for how to set this parameter.
        </td>
    </tr>
    <tr>
        <td rowspan = "5" style="vertical-align:text-top">LibraryFileName<br>(Optional)</td>
        <td><b>Description</b><br>Sets the file name of the library to load dynamically.
        </td>
    </tr>
    <tr>
        <td><b>Type</b><br><i>String</i>
        </td>
    </tr>
    <tr>
        <td><b>Range</b><br>A string value representing file name.
        </td>
    </tr>
    <tr>
        <td><b>Default Value</b><br>""
        </td>
    </tr>
    <tr>
        <td><b>Valid For</b><br>All modes.
        </td>
    </tr>
    <tr>
        <td rowspan = "5" style="vertical-align:text-top">LibraryParameters<br>(Optional)</td>
        <td><b>Description</b><br>The library must be in the same place with Dynamsoft Barcode Reader Library.
        </td>
    </tr>
    <tr>
        <td><b>Type</b><br><i>String</i>
        </td>
    </tr>
    <tr>
        <td><b>Range</b><br>A string value representing parameters.
        </td>
    </tr>
    <tr>
        <td><b>Default Value</b><br>""
        </td>
    </tr>
    <tr>
        <td><b>Valid For</b><br>All modes.
        </td>
    </tr>
</table>

### Default Settings

```json
{
    "DeformationResistingModes": [
        {
            "Mode" : "DRM_SKIP"
        }
    ]
}
```

## Candidate Mode Introductions

### DRM_GENERAL

Resists deformation using the general algorithm. This mode has the following arguments for further customizing.

**Available Mode Arguments:**

- Level
- LibraryFileName
- LibraryParameters

### DRM_BROAD_WARP

Resists deformation when the barcode is warped gently. This mode has the following arguments for further customizing.

**Available Mode Arguments:**

- BinarizationMode
- GrayscaleEnhancementMode

### DRM_LOCAL_REFERENCE

Resists deformation for barcodes with minor deformation in local modules. This mode has the following arguments for further customizing.

**Available Mode Arguments:**

- BinarizationMode
- GrayscaleEnhancementMode

### DRM_DEWRINKLE

Resists deformation for barcodes on a wrinkled surface. This mode has the following arguments for further customizing.

**Available Mode Arguments:**

- BinarizationMode
- GrayscaleEnhancementMode

### DRM_AUTO

Lets the library choose a mode automatically.