rotateImage method

Rotates image by specified angle.

AbbyyRtrSdk.rotateImage(callback, options)

Parameters

options
Object specifying parameters of the image rotation (see Options).

Return values

The method returns result depending on how the scenario finished (see Result).

Options

The table below describes parameters that you can pass as the options argument to change image rotation settings. Omitting a parameter means that a default setting will be used.

Parameter Value type Description
licenseFileName string

The name of the license file. This file must be located in the /assets/ directory in your project.

Default: "MobileCapture.License".

imageUri string

imageUri (string): Image source for the operation passed as URI. This parameter can be set to the following values:

  • "Base64": you can pass an encode base64 image string, i.e. "data:image/jpeg;base64,<base64 encoded image data>"
  • "File": image file address, i.e. "file:///data/user/0/com.abbyy.rtr.reactnative.sample.coreapi/files/pages/page_848b121d-5a7a-4ead-94e6-dd91bc6bfead.jpg".
    'content://' schema is also supported for Android.

Required parameter.

angle int The angle in degrees. Available values of the angle: 0, 90, 180, 270.
result object

Result image description, represented by the following parameters:

  • compressionLevel (string): the uniform image compression scale for lossy formats. Valid for export to JPG only. This parameter can be set to the following values:
    • 'Low'
    • 'Normal'
    • 'High'
    • 'ExtraHigh'
    Default: 'Low'.
  • exportType (string): result image will be saved to this format. This parameter can be set to the following values:
      • 'Jpg'
      • 'Png'
    Default: "Jpg".
  • destination (string): result image will be saved to corresponding file ("File") or returned as encode base64 image string ("Base64"). Default: "File".
  • filePath (string): full path to the exported file. This parameter is present if the destination is 'File'.

Result

This section describes the object that represents image capture results. Returned parameters depend on the scenario.

Parameter Value type Description
imageUri string Rotatedimage returned as URI. This image corresponds to the description in the passed result parameter.
size object Rotated image size represented by its width and height in pixels. The values of the width and height are stored in the following parameters:
  • width (int)
  • height (int)

Example of a result JSON.

02.03.2022 12:59:15

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