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One of the most popular applications for video capture cards is to capture video and audio for live Internet video streaming. Retrieved from ” http: Many newer TV tuners have flash memory big enough to hold the firmware sets for decoding several different video formats, making it possible to use the tuner in many countries without having to flash the firmware. Unlike video editing cards, these cards tend to not have dedicated hardware for processing video beyond the analog-to-digital conversion. There are many applications for video capture cards like EasyCap including converting a live analog source into some type of analog or digital media, such as a VHS tape to a DVD , archiving, video editing, scheduled recording such as a DVR , television tuning, or video surveillance. Capture cards can be used for recording a video game longplay LP so gamers can make walkthrough gameplay videos.

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Powercolor MTV878 – VideoHelp Capture Card

Check that the bttv module is correctly auto detecting your card and tuner type. Some lower-end cards lack an onboard processor and, like a Winmodemrely on the system’s CPU for demodulation. A hybrid tuner has one tuner that can be configured to act as an analog tuner or a digital tuner. Please help improve this article by adding citations to reliable sources.

BTTV cards list — Linux Media Subsystem Documentation documentation

One of the most popular applications for video capture cards is to capture video and audio for live Internet video streaming. While most TV tuners are limited to the radio frequencies and video formats used in the country of sale, many TV tuners used in computers use DSPso a firmware upgrade is often all that’s necessary to change the supported video format.


The correct title of this article is bttv. However, while it is generally possible to flash a card from one analog format to another due to the similarities, it is generally not possible to flash a card from one digital format to another due to differences in decode logic necessary.

By using this site, you agree to the Terms of Use and Privacy Policy. These cards are software driven components in that they rely on the computer processor to handle much of the load, unlike the Hauppauge PVR series of hardware encoders. The cards may have significantly different designs to optimally support each of these functions.

TV tuner card

As a result, a processor closer to 1GHz is needed to capture using one of these cards, especially for Live TV viewing since that involves myv878 encoding and decoding at the same time. Most TV tuners also function as video capture cards, allowing them to record television programs onto a hard disk much like the digital video recorder DVR does.

Views Read View source View history. So listening to an FM radio station is simply a case of configuring existing hardware.


It appears incorrectly here due to technical restrictions. Some cards also have analog input composite video or S-Video and many also provide a radio tuner.

This article has multiple issues. The advantages over two separate cards are cost and utilization of expansion slots in the computer. Please try to keep recent events in historical perspective and add more content related to non-recent events. Views Read Edit View history. These cards typically include one or more software drivers to expose the cards’ features, vard various operating systemsto software applications that further process the video for specific purposes.


November Learn how and when to remove this template message. Capture cards can be used for recording a video game longplay LP so gamers can make walkthrough gameplay videos.

This page was last modified on 28 Tmv878at The order is probably the PCI card order and should not change between boot ups. This driver supports both the BT based cards as the older BT based cards.

More detailed information on the module options can be found at: Learn how and when to remove these template messages. If you have multiple Bttv cards in your system, you can specify each one using a comma seperated list.

As a class, the cards are used to capture baseband analog composite videoS-Videoand, in models equipped with tuners, RF modulated video. Brook Tree is the manufacturer of the bttv “family” of video capture chipsets. Analog television cards output a raw video stream, suitable for real-time viewing but ideally requiring some sort of video compression if it is to be recorded.

In other projects Wikimedia Commons. Also make sure that you have the capture card connected to the audio card using a CD audio cable. This page contains key values to properly load bttv module in ,tv878 system based on the model card you have. Most of the discussion on this page handles about the BT based cards.