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

# Video documentation

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**Video codec summary**

Review supported video decode and encode capabilities.

## **Build video source components**

**Verify video software**

Verify the availability of video software.

## **Explore video sample applications**

**GStreamer-based sample applications**

Test sample video test cases using the GStreamer-based applications.

**V4L2-based sample applications**

Test decoder and encoder behavior using the V4L2 application.

**Configure GStreamer and V4L2 APIs**

Configure GStreamer and V4L2 APIs for decode and encode features.

## **Troubleshoot video**

**Verify if VPU driver is loaded**

Use commands to verify the functionality of the VPU driver.

**Verify if decoding/encoding is offloaded**

Confirm if the video decoding or encoding is offloaded to the VPU.

**Debug video**

Debug the VPU driver and GStreamer plugins.

## **Advanced video specifications**

**Video capabilities and features**

Discover more about video decode and encode capabilities and features.

## **References**

**Related documents**

Review related documents.

**Acronyms and terms**

Review acronyms and terms used in this document.