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What is FLV?
FLV (Flash Video) is a container file format used to deliver video content over the internet. It was developed by Macromedia (now Adobe) and was widely used for streaming video on the web, particularly with Adobe Flash Player.
History
FLV was introduced by Macromedia in 2002 as part of the Flash platform. It became popular for web video streaming due to its efficient compression and streaming capabilities, though its usage has declined with the phasing out of Flash Player.
How it works
FLV files use a simple structure to store video and audio data. The format supports various codecs, including H.264 for video and AAC for audio. FLV files are designed for streaming, allowing playback to begin before the entire file is downloaded.
How to open FLV files
FLV files can be opened with various media players and web browsers. Here are some common ways to open FLV files:
- VLC Media Player
- Media Player Classic
- PotPlayer
- Most modern web browsers
- Many media players on mobile devices
- Adobe Flash Player (legacy)
Tips for working with FLV files
Here are some useful tips when working with FLV files:
- FLV files are optimized for streaming
- They offer good compression for web delivery
- The format is widely supported in media players
- FLV files can be easily converted to other formats
- They are less common now due to the decline of Flash
Useful links
For more information about FLV files, you can visit these resources:
- Adobe Flash Video Documentation
- FLV File Format Specification
- Adobe Developer Documentation
What is MP4?
MP4 (MPEG-4 Part 14) is a digital multimedia container format most commonly used to store video and audio, but it can also be used to store other data such as subtitles and still images. It is a standard specified as a part of MPEG-4.
History
MP4 was introduced in 2001 as a successor to the MPEG-4 Part 12 format. It was developed by the Moving Picture Experts Group (MPEG) and is based on the QuickTime File Format (QTFF) used by Apple's QuickTime framework.
How it works
MP4 files contain various types of data streams, including video, audio, and metadata. The format uses a hierarchical structure of boxes (also called atoms) to organize the data. Each box contains a specific type of information, such as video frames, audio samples, or metadata about the content.
How to open MP4 files
MP4 files can be opened with most modern media players and devices. Here are some common ways to open MP4 files:
- Windows Media Player
- VLC Media Player
- QuickTime Player (Mac)
- iTunes
- Windows 10 Movies & TV app
- Most web browsers (for streaming)
- Most smartphones and tablets
Tips for working with MP4 files
Here are some useful tips when working with MP4 files:
- MP4 files are widely supported across different platforms and devices
- They offer good compression while maintaining quality
- MP4 files can contain multiple audio tracks and subtitles
- The format supports streaming and progressive download
- MP4 files can be easily shared and uploaded to various platforms
Useful links
For more information about MP4 files, you can visit these resources:
- MPEG-4 Part 14 Specification
- ISO/IEC 14496-14:2003 Standard
- MP4 File Format Documentation
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