# ImageLabelerOptions.Builder

public static class **ImageLabelerOptions.Builder** extends [Object](https://developer.android.com/reference/java/lang/Object.html)  
Builder of `https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions`.

### Public Constructor Summary

|---|---|
|   | [Builder](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions.Builder#Builder())() Creates a new builder to build `https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions`. |

### Public Method Summary

|---|---|
| [ImageLabelerOptions](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions) | [build](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions.Builder#build())() |
| [ImageLabelerOptions.Builder](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions.Builder) | [setConfidenceThreshold](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions.Builder#setConfidenceThreshold(float))(float confidenceThreshold) Sets confidence threshold of detected labels. |
| [ImageLabelerOptions.Builder](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions.Builder) | [setExecutor](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions.Builder#setExecutor(java.util.concurrent.Executor))([Executor](https://developer.android.com/reference/java/util/concurrent/Executor.html) executor) Sets the custom `https://developer.android.com/reference/java/util/concurrent/Executor.html` to use. |

### Inherited Method Summary

From class java.lang.Object

|---|---|
| [Object](https://developer.android.com/reference/java/lang/Object.html) | clone() |
| boolean | equals([Object](https://developer.android.com/reference/java/lang/Object.html) arg0) |
| void | finalize() |
| final [Class](https://developer.android.com/reference/java/lang/Class.html)\<?\> | getClass() |
| int | hashCode() |
| final void | notify() |
| final void | notifyAll() |
| [String](https://developer.android.com/reference/java/lang/String.html) | toString() |
| final void | wait(long arg0, int arg1) |
| final void | wait(long arg0) |
| final void | wait() |

## Public Constructors

#### public **Builder** ()

Creates a new builder to build `https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions`.

Default confidenceThreshold is 0.5.

## Public Methods

#### public [ImageLabelerOptions](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions)
**build** ()

#### public [ImageLabelerOptions.Builder](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions.Builder) **setConfidenceThreshold** (float confidenceThreshold)

Sets confidence threshold of detected labels. Only labels detected with confidence
higher than this threshold are returned.

Default is 0.5.

##### Throws

| [IllegalArgumentException](https://developer.android.com/reference/java/lang/IllegalArgumentException.html) | if the `confidenceThreshold` is out of the range \[0.0f, 1.0f\]. |
|---|---|

#### public [ImageLabelerOptions.Builder](https://developers.google.com/android/reference/com/google/mlkit/vision/label/defaults/ImageLabelerOptions.Builder) **setExecutor** ([Executor](https://developer.android.com/reference/java/util/concurrent/Executor.html) executor)

Sets the custom `https://developer.android.com/reference/java/util/concurrent/Executor.html`
to use. If no `https://developer.android.com/reference/java/util/concurrent/Executor.html`
is set, an internal background thread pool will be used.

Most clients should not need to call this method.

##### Parameters

| executor | the `https://developer.android.com/reference/java/util/concurrent/Executor.html` to use |
|---|---|

##### Returns

- this object, for chaining method calls