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

# Batch Processor Compatibility with Version 10

> Batch Processor API compatibility changes between ABBYY FineReader Engine 12 and 10 on Linux and Windows.

<Note>
  Batch Processor is implemented for Linux and Windows.
</Note>

This section describes all changes to Batch Processor and related interfaces which may require changes in the source code of your applications.

<table><thead><tr><th><p><strong>Object/Enumeration</strong></p></th><th><p><strong>Property/Method/Constant</strong></p></th><th><p><strong>What has happened?</strong></p></th><th><p><strong>Comment</strong></p></th></tr></thead><tbody><tr><td><p><strong><a href="/fine-reader/engine/api-reference/batch-processor/batchprocessor">BatchProcessor</a></strong></p></td><td><p><strong><a href="/fine-reader/engine/api-reference/batch-processor/batchprocessor/start-method">Start</a></strong></p></td><td><p>Input parameters number changed</p></td><td><ul><li>Instead of<em> processingParams</em> and <em>synthesisParams</em> the method receives one <strong><a href="/fine-reader/engine/api-reference/parameter-objects/preprocessing-analysis-recognition-and-synthesis-parameters/pageprocessingparams">PageProcessingParams</a> </strong>object, which contains all necessary parameters for processing.</li><li>The method receives a pointer to the <strong><a href="/fine-reader/engine/api-reference/batch-processor/iasyncprocessingcallback">IAsyncProcessingCallback</a></strong> interface as an input parameter. This is a new interface for managing the work of <strong>BatchProcessor</strong> and reporting the errors which occur during processing.</li></ul></td></tr><tr><td><p><strong><a href="/fine-reader/engine/api-reference/batch-processor/iimagesource">IImageSource</a></strong></p></td><td><br /></td><td><p>Behavior changed</p></td><td><p>This interface now enables you to add image documents as well as image files to the queue.</p></td></tr></tbody></table>