Qt Video Operator

Authors: Holoscan Team (NVIDIA)
Supported platforms: x86_64, aarch64
Language: C++
Last modified: March 9, 2026
Latest version: 1.0.0
Minimum Holoscan SDK version: 0.6.0
Tested Holoscan SDK versions: 0.6.0
Contribution metric: Level 1 - Highly Reliable

The qt_video operator is used to display a video in a QtQuick application.

For more information on how to use this operator in an application see Qt video replayer example.

holoscan::ops::QtVideoOp

Operator class.

Parameters

• QtHoloscanVideo: Instance of QtHoloscanVideo to be used
  • type: `QtHoloscanVideo

Inputs

• input: Input frame data
• type: nvidia::gxf::Tensor or nvidia::gxf::VideoBuffer