What is main stream and sub stream?

Mainstream: is the primary video feed mainly use for recording.. Sub-stream: is used mainly for remote viewing from computers, smartphones, or tablets over the Internet from outside the network..

What’s the difference between dual stream and mainstream?

Dual-stream allows you to receive and maintain two streams from an analogue or IP camera with different resolutions. The main stream is a high-resolution stream while the sub-stream is typically a low-resolution stream.

What is mainstream in CCTV?

Mainstream: is the primary video feed. Mainstream provides the highest video quality, and is the stream the DVR / NVR uses when saving footage to the internal hard disk drive (HDD). Mainstream settings can be adjusted to increase or decrease recording resolution.

What is security camera sub stream?

A sub stream is used for viewing your DVR over the LAN or WAN when the resolution or frame rate of the recorded video is too high for the available bandwidth. This would allow you to have a high quality recording, but still be able to view fluid video over the internet.

What are sub streams?

Substream is a secondary stream coming from the recorder or cameras. This is customizable but at most uses about 512Kbps and is standard definition quality. This is great for viewing on some computers and most internet connections.

What does first and second stream mean?

The first stream with high resolution and full frame rate can be used for main monitoring. • The second stream with lower resolution can be used for mobile monitoring. • The third stream with high, low, or dynamic resolution offers more flexible choices.

What does sub stream mean?

How do I turn on sub stream recording?

To configure a Substream recording stream:

1. In the taskbar, click the Main Menu icon (
2. In the Channel drop-down, select a channel to set as substream.
3. In the Resolution drop-down, select a recording resolution.
4. In the FPS drop-down, select the number of frames per second.

What is Sub stream?

What does first stream and second stream mean?

What means sub HD?

The recorders that we sell here at Orange Security all record at a high definition resolution – 1080p. A sub stream is a lower quality resolution version of the same images. Don’t worry – this doesn’t affect the footage recorded onto your hard drive.

What is first stream and second stream?