Crop Filter SDK Technology

The LEAD Crop filter trims the video to specific regions of interest during live capture and post-processing. LEADTOOLS Multimedia SDKs provide developers .NET (C# & VB) and C/C++ interfaces to control the LEAD Crop filter.

Overview of the LEAD Crop Filter

  • DirectShow filter to crop videos
  • Zoom-in, display, and extract only a specific region of interest
  • Apply during video playback, conversion, and capture
    • Real-time video processing
    • Post-process video editing
  • Adjust parameters on the fly
  • Control the Crop filter with included .NET (C# & VB) and C DLL libraries for 32 and 64-bit development

Technology Related to Crop Filter

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Documentation Links for Crop Filter

Screenshots of Crop Filter

Video Crop Filter

Video Crop Filter

LEADTOOLS SDK Products that Include Crop Filter

LEADTOOLS Multimedia Suite v20

The LEADTOOLS Multimedia Suite SDK is a comprehensive collection of multimedia development technology that provides developers with everything they need to create enterprise-level multimedia applications for a wide variety of industries, including defense, broadcast, security, and more. By bundling features from the Multimedia SDK, DVD Module, Streaming Module, MPEG-2 Transport Module, Imaging Pro SDK, and Distributed Computing SDK, Multimedia Suite offers a tremendous value for the world-class technology it provides.


The LEADTOOLS DVD Module extends the LEADTOOLS Multimedia toolkit by adding functionality to programmatically create, capture, author, burn, and play DVD images and discs. The module includes everything developers need to work with DVD multimedia, including a DVD writer to create images, DVD burner, menu navigator, MPEG-2 and MPEG-1 multiplexers, MPEG Audio encoder, MPEG-2 video codec (Encoder/Decoder), several DirectShow Filters and Media Foundation Transforms to resize and crop videos, and DVD metadata extraction.

LEADTOOLS Streaming Module v20

The LEADTOOLS Streaming Module is perfect for developers who need to stream audio and video over the Internet or corporate networks for a wide variety of applications. This module adds on to the LEADTOOLS Multimedia SDK and includes the Media Streaming Server, a high-level framework for implementing professional multimedia streaming servers that can stream any file to any device. The Streaming Module also provides a programmer-friendly set of peer-to-peer tools for creating video conferencing and security/surveillance applications. In addition to the SDK features, the Streaming Module bundles together several of LEAD's world-class audio and video codecs that will lower costs and improve user experience through reduced bandwidth requirements and high-quality playback.

LEADTOOLS MPEG-2 Transport Module v20

The LEADTOOLS MPEG-2 Transport Module adds advanced MPEG-2 Transport and MPEG-2 Program streaming, playback, capture, and conversion capabilities to the LEADTOOLS Multimedia SDK. Developers can utilize robust UDP and TCP streaming with DVR and KLV metadata to create a wide spectrum of applications, including security systems, HDTV playback, and UAV ground stations.

NOTE: LEADTOOLS DirectShow Filters and Media Foundation Transforms are very diverse and cover the gamut of multimedia features and technologies. Many filters are included with the base SDK products above, while some can be added á, la carte or bundled together with various add-on modules. See the Multimedia Product Comparison Chart for more details on how to obtain each filter.