Introduction

This page gives an overview of Video Mixer driver which is available as part of the Xilinx Vivado and SDK distribution.

Source path for the driver:
https://github.com/Xilinx/embeddedsw/tree/master/XilinxProcessorIPLib/drivers/v_mix

v_mix
|
-- doc - Provides the API and data structure details
|
- examples - Reference application to show how to use the driver APIs and calling sequence
|
- src - Driver source files

Controller Features Supported:

• Supports (per pixel) alpha-blending of eight video/graphics and logo layers
• Optional logo (in block RAM (BRAM)) layer with color transparency support
• Layers can either be memory mapped AXI4 interface or AXI4-Stream
• Provides programmable background color
• Provides programmable layer position and size
• Provides scaling of layers by 1x, 2x, or 4x
• Optional built-in color space conversion
• Supports RGB, YUV 444, YUV 422, YUV 420
• Supports 8, 10, 12, and 16 bits per color component input and output on stream interface, 8-bit and 10-bit per color component on memory interface
• Supports semi-planar memory formats next to packed memory formats
• Supports spatial resolutions from 64 × 64 up to 4,096 × 2,160
• Supports 4K 60 fps in all supported device families

Test cases

https://github.com/Xilinx/embeddedsw/tree/master/XilinxProcessorIPLib/drivers/v_mix/examples