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Castr blog

Live streaming guides from the team that runs it.

Practical articles on broadcasting, encoding, hosting, monetization, and everything in between, written by the Castr team.

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Stream Key: What Is It and How to Get It?

Stream Key

Stream Key: What Is It and How to Get It?

A stream key is a unique identifier that connects your broadcasting software to your streaming platform.

Mar 20, 2025 · 5 min

AVOD

Monetization

What is AVOD (Advertising Video on Demand)?

Advertising Video On Demand is a modern content monetization method. Read the blog to know its benefits, prospects, and market share.

Mar 6, 2025 · 5 min

Codec

Codec

What is AAC (Advanced Audio Coding)?

AAC (Advanced Audio Coding) is a digital audio coding standard developed in 1997 for audio compression.

Feb 18, 2025 · 4 min

What is Opus Audio Codec?

Codec

What is Opus Audio Codec?

Opus is an open-source audio codec built for both speech and music. Learn how it works and why it suits modern low-latency streaming.

Feb 18, 2025 · 8 min

What is Streaming Media

Livestream

Streaming Media Uncovered: History, Technology, and the Future of Digital Entertainment

Streaming media is a technology that delivers digital audio and video content over the internet in real time.

Jan 31, 2025 · 15 min

obs

Tips & Tricks

How to Change OBS Keyframe Interval?

Change the keyframe interval in OBS Studio: Go to Settings > Output > Set Keyframe Interval > Apply > OK. Recommended: 2 seconds.

Jan 30, 2025 · 3 min

Push VOD

Monetization

Push Video-On-Demand (Push VOD)

Push VOD is a delivery method where providers send video straight to a viewer's set-top box or PVR ahead of time, without the viewer requesting it.

Jan 30, 2025 · 3 min

Keyframe Interval

Tips & Tricks

What is Keyframe Interval?

Keyframe interval refers to the frequency at which complete frames, called keyframes, appear in a video sequence.

Jan 22, 2025 · 5 min

How to Increase Stream Quality in 10 Steps

Tips & Tricks

How to Increase Stream Quality in 10 Steps | 2026 Updated

How can you make sure that the streaming quality is always at its best? This blog post will help with How to Increase Stream Quality.

Jan 8, 2025 · 10 min

OTT Statistics & Market Insights

Statistics

OTT Statistics & Market Insights [2026]

Explore the latest OTT statistics and market trends for 2024. Stay informed on the evolving landscape of Over-The-Top platforms in this insightful blog post.

Jan 8, 2025 · 13 min

The Ultimate Guide to Video CMS: What You Need to Know (2026 Edition)

Tips & Tricks

The Ultimate Guide to Video CMS: What You Need to Know (2026 Edition)

A Video Content Management System is a tool for managing and organizing video content. It's a platform for uploading, storing, and distributing video files.

Jan 3, 2025 · 9 min

VOD

Monetization

NVOD- Near Video on Demand Explained

Near Video on Demand (NVOD) broadcasts the same programming at staggered start times across multiple channels, giving viewers scheduled choice.

Dec 29, 2024 · 5 min

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