M3U8 Segment Parser - Online HLS Playlist Analysis Tool

Parse m3u8 files online to view the duration, sequence number, encryption method, KEY and structure information of each segment. No video download required - a one-stop solution for analyzing streaming media playlists.

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Click to upload or drag M3U8 files here

Supports .m3u8 and .m3u format files

Tip: Supports encrypted M3U8 files. Automatically detects issues such as abnormal segment duration, KEY switching, and duplicate URIs.

Custom Base URL

Basic Information

Total Segments

Total Duration

00:00

Encryption

Avg. Segment Duration

M3U8 Type	-
Version	-
Target Duration	-
Media Sequence	-
Encryption Key URL	-
Encryption IV	-

Segment List

#	Duration (s)	Segment URL	Encryption	Action

How to Use the M3U8 Segment Parser

Four simple steps to quickly parse M3U8 files and view detailed information of all segments

Choose Input Method

Choose either URL input or file upload method

Enter M3U8 Content

Paste the M3U8 URL or upload a local M3U8 file

Click Parse Button

Click the parse button and the tool will automatically parse the M3U8 content

View Segment Information

View detailed information of all segments, including duration, URL, encryption method, etc.

What is an M3U8 Segment Parser

The M3U8 Segment Parser is a professional online tool for parsing M3U8 playlist files of HLS (HTTP Live Streaming) streaming media, extracting and displaying detailed information of each video segment. Whether you are a video developer or a regular user, you can gain in-depth understanding of the internal structure of M3U8 files through this tool.

Introduction to M3U8 File Structure

M3U8 is a UTF-8 encoded M3U playlist file and a core component of the HLS protocol. It is not a video file itself, but a text-format playlist containing the addresses of a series of video segments (TS files) and related metadata information.

Main Parsing Content

Basic Segment Information

Parse the sequence number, duration, and URL address of each segment to help you understand the video segmentation and total duration.

Encryption Information Detection

Automatically detects whether the M3U8 file uses encryption methods such as AES-128, and displays the encryption key URL and IV vector information.

Playlist Metadata

Extract important metadata information such as M3U8 version number, target duration, media sequence, and playlist type.

Multi-bitrate Support

Supports parsing Master Playlists, displaying sub-playlist information for different quality levels and bitrates.

Common M3U8 Tags Explained

#EXTM3U: The starting tag of an M3U8 file, identifying this as an M3U playlist
#EXT-X-VERSION: Specifies the version number of the M3U8 file
#EXT-X-TARGETDURATION: Specifies the maximum duration of each segment
#EXTINF: Specifies the duration and optional title of the next segment
#EXT-X-KEY: Specifies the encryption method and key information
#EXT-X-MEDIA-SEQUENCE: Specifies the sequence number of the first segment
#EXT-X-ENDLIST: Marks the end of the playlist (VOD video)
#EXT-X-STREAM-INF: Specifies bitrate, resolution and other information of the sub-playlist

Core Features of M3U8 Parser

Professional M3U8 file analysis tool providing comprehensive segment information and encryption detection

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Complete Segment Parsing

Parse all video segment information, including sequence number, duration, URL address, with support for segment list export and copying.

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Encryption Method Detection

Automatically detects encryption methods such as AES-128, displays encryption key URL and IV vector, facilitating the analysis of encrypted streaming media.

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Metadata Extraction

Extract complete metadata information such as M3U8 version, target duration, media sequence, and playlist type.

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Local Secure Parsing

All parsing is done locally in the browser, no data is uploaded, protecting your privacy and file security.

Use Cases

The M3U8 segment parser is suitable for various streaming media analysis scenarios

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Development & Debugging

When developers debug HLS streaming media, they can view the M3U8 file structure and segment information to quickly locate issues.

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Content Analysis

Analyze technical parameters of streaming media content such as segmentation strategy, encryption method, and bitrate configuration.

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Quality Testing

Test the integrity of M3U8 files and verify whether the number of segments, total duration, etc. meet expectations.

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Learning & Research

Students and technical personnel learning the HLS protocol and M3U8 format can gain in-depth understanding of how streaming media works.

FAQ

Frequently asked questions about the M3U8 segment parser

Is an internet connection required to parse M3U8 files? +

If you use the file upload method to parse local M3U8 files, no internet connection is required - all parsing is done locally in the browser. If you use the URL input method, an internet connection is required to download the M3U8 file content before parsing.

Why does URL input parsing fail? +

URL parsing failure may be caused by: 1) Invalid or expired M3U8 URL; 2) Server does not support cross-origin access (CORS); 3) Network connection issues; 4) Authentication required. We recommend downloading the M3U8 file locally and using the file upload method for parsing.

What encryption methods are supported for detection? +

This tool supports detection of the standard AES-128 encryption method and can display the encryption key URL and IV vector information. For DRM encryption methods such as SAMPLE-AES, FairPlay, and Widevine, the tool will recognize that encryption exists but cannot obtain detailed decryption information.

Can parsed segment information be exported? +

Currently, you can copy the URL of each segment individually. You can also directly copy the table content in your browser and paste it into Excel or other documents. JSON/CSV export functionality will be added in future versions.

What is a Master Playlist? +

A Master Playlist is a type of M3U8 that does not directly contain video segments but instead contains references to multiple sub-playlists, each corresponding to a different quality level or bitrate. Players can automatically select the appropriate quality based on network conditions. This tool can parse Master Playlists and display all sub-playlist information.

Will my file data be uploaded? +

No. All parsing processes are completed locally in your browser, and file content is not uploaded to any server. Our tool is implemented purely on the frontend, protecting your privacy and data security.

M3U8 Segment Parser