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ac3api.dll - What is ac3api.dll?

ac3api.dll File Description:

The file ac3api.dll is a part of the software AC3 API Library. The AC3 API library is a programming interface or a source code interface that an operating system or library provides to support requests for services made to it by computer programs. The Advanced Programming Interface has a wider application that predates the current common usage. The function of the AC3 API is to serve as a well defined interface between two separate programs

The software Direct Show (code named Quartz) is a known multimedia framework and API produced by Microsoft for software developers to perform various operations with media files. It provides a common interface for media across many of Microsoft's programming languages, and is an extensible filter-based framework that can render or record media files on demand under the control of the user or developer

The file ac3api.dll in the AC3 API was developed by Creative Technology Ltd, which is a manufacturer of computer multimedia products. Creative is most famous for their line of SoundBlaster audio cards. The company is also well known for their line of portable media players. The file ac3api was developed to serve as a component file for their line of computer multimedia products such as the SoundBlaster and all other versions.

The ac3api.dll module is often used along with Sound Blaster Live (A sound card by Creative) to convert digital stereo encoded sound to Dolby digital or DTS encoded sound as long as it is used along with a Dolby compatible DVD player like Power DVD and the dsound.dll module that is distributed with DirectX 7.O. However, this conversion won't work if you upgrade to DirectX 8.0.

In case the module ac3api.dll is not present in your system folder, the advanced conversion features of your Creative sound card will no longer function. In this case, you should download the file from one of the numerous DLL download websites.

Author: Creative Technology Ltd, Microsoft
Author URL:
Part of: Windows Operating System
Memory Usage: Medium
Associated Applications: AC3 API library, Creative Sound Blaster Live supported applications.
Background DLL: No
Uses Network: No
Hardware Related: yes
Common Path: C:/ Program Files/ Creative/ Sound Blaster Live/
DLL Version: 4.6.501


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What Causes ac3api.dll Errors to Occur?

A common and likely cause for ac3api.dll errors is corruption in the Windows program registry - repairs are required to protect against additional corruption in other software and/or devices. Receiving these errors places your PC in danger for fatal crashes, blue screen errors and even hardware failure.

ac3api.dll Errors - Common Symptoms:

ac3api.dll errors bring forth numerous symptoms, such as: system locks while starting up or shutting down, applications lock up, reduced system performance, case speaker beeps, trouble saving files, sluggish behaviour and failure while installing applications.

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