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Title: メディアソース拡張機能 API - Web API | MDN

Open Graph Title: メディアソース拡張機能 API - Web API | MDN

Description: メディアソース拡張機能 API (Media Source Extensions API, MSE) は、プラグイン不要でウェブベースのストリーミングメディアを可能にする機能を提供します。 MSE を使用すると、メディアストリームを JavaScript で作成し、

Open Graph Description: メディアソース拡張機能 API (Media Source Extensions API, MSE) は、プラグイン不要でウェブベースのストリーミングメディアを可能にする機能を提供します。 MSE を使用すると、メディアストリームを JavaScript で作成し、

Opengraph URL: https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API

direct link

Domain: developer.mozilla.org

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Links:

メインコンテンツへスキップhttps://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#content
検索へスキップhttps://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#search
MDN https://developer.mozilla.org/ja/
HTML: Markup languagehttps://developer.mozilla.org/ja/docs/Web/HTML
Elementshttps://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements
Global attributeshttps://developer.mozilla.org/ja/docs/Web/HTML/Reference/Global_attributes
Attributeshttps://developer.mozilla.org/ja/docs/Web/HTML/Reference/Attributes
See all…https://developer.mozilla.org/ja/docs/Web/HTML/Reference
Responsive imageshttps://developer.mozilla.org/ja/docs/Web/HTML/Guides/Responsive_images
HTML cheatsheethttps://developer.mozilla.org/ja/docs/Web/HTML/Guides/Cheatsheet
Date & time formatshttps://developer.mozilla.org/ja/docs/Web/HTML/Guides/Date_and_time_formats
See all…https://developer.mozilla.org/ja/docs/Web/HTML/Guides
SVGhttps://developer.mozilla.org/ja/docs/Web/SVG
MathMLhttps://developer.mozilla.org/ja/docs/Web/MathML
XMLhttps://developer.mozilla.org/ja/docs/Web/XML
CSS: Styling languagehttps://developer.mozilla.org/ja/docs/Web/CSS
Propertieshttps://developer.mozilla.org/ja/docs/Web/CSS/Reference/Properties
Selectorshttps://developer.mozilla.org/ja/docs/Web/CSS/Reference/Selectors
At-ruleshttps://developer.mozilla.org/ja/docs/Web/CSS/Reference/At-rules
Valueshttps://developer.mozilla.org/ja/docs/Web/CSS/Reference/Values
See all…https://developer.mozilla.org/ja/docs/Web/CSS/Reference
Box modelhttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Box_model/Introduction
Animationshttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Animations/Using
Flexboxhttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Flexible_box_layout/Basic_concepts
Colorshttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Colors/Applying_color
See all…https://developer.mozilla.org/ja/docs/Web/CSS/Guides
Column layoutshttps://developer.mozilla.org/ja/docs/Web/CSS/How_to/Layout_cookbook/Column_layouts
Centering an elementhttps://developer.mozilla.org/ja/docs/Web/CSS/How_to/Layout_cookbook/Center_an_element
Card componenthttps://developer.mozilla.org/ja/docs/Web/CSS/How_to/Layout_cookbook/Card
See all…https://developer.mozilla.org/ja/docs/Web/CSS/How_to/Layout_cookbook
JavaScript: Scripting languagehttps://developer.mozilla.org/ja/docs/Web/JavaScript
Standard built-in objectshttps://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Global_Objects
Expressions & operatorshttps://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Operators
Statements & declarationshttps://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Statements
Functionshttps://developer.mozilla.org/ja/docs/Web/JavaScript/Reference/Functions
See all…https://developer.mozilla.org/ja/docs/Web/JavaScript/Reference
Control flow & error handinghttps://developer.mozilla.org/ja/docs/Web/JavaScript/Guide/Control_flow_and_error_handling
Loops and iterationhttps://developer.mozilla.org/ja/docs/Web/JavaScript/Guide/Loops_and_iteration
Working with objectshttps://developer.mozilla.org/ja/docs/Web/JavaScript/Guide/Working_with_objects
Using classeshttps://developer.mozilla.org/ja/docs/Web/JavaScript/Guide/Using_classes
See all…https://developer.mozilla.org/ja/docs/Web/JavaScript/Guide
Web APIs: Programming interfaceshttps://developer.mozilla.org/ja/docs/Web/API
File system APIhttps://developer.mozilla.org/ja/docs/Web/API/File_System_API
Fetch APIhttps://developer.mozilla.org/ja/docs/Web/API/Fetch_API
Geolocation APIhttps://developer.mozilla.org/ja/docs/Web/API/Geolocation_API
HTML DOM APIhttps://developer.mozilla.org/ja/docs/Web/API/HTML_DOM_API
Push APIhttps://developer.mozilla.org/ja/docs/Web/API/Push_API
Service worker APIhttps://developer.mozilla.org/ja/docs/Web/API/Service_Worker_API
See all…https://developer.mozilla.org/ja/docs/Web/API
Using the Web animation APIhttps://developer.mozilla.org/ja/docs/Web/API/Web_Animations_API/Using_the_Web_Animations_API
Using the Fetch APIhttps://developer.mozilla.org/ja/docs/Web/API/Fetch_API/Using_Fetch
Working with the History APIhttps://developer.mozilla.org/ja/docs/Web/API/History_API/Working_with_the_History_API
Using the Web speech APIhttps://developer.mozilla.org/ja/docs/Web/API/Web_Speech_API/Using_the_Web_Speech_API
Using web workershttps://developer.mozilla.org/ja/docs/Web/API/Web_Workers_API/Using_web_workers
All web technologyhttps://developer.mozilla.org/ja/docs/Web
Accessibilityhttps://developer.mozilla.org/ja/docs/Web/Accessibility
HTTPhttps://developer.mozilla.org/ja/docs/Web/HTTP
URIhttps://developer.mozilla.org/ja/docs/Web/URI
Web extensionshttps://developer.mozilla.org/ja/docs/Mozilla/Add-ons/WebExtensions
WebAssemblyhttps://developer.mozilla.org/ja/docs/WebAssembly
WebDriverhttps://developer.mozilla.org/ja/docs/Web/WebDriver
See all…https://developer.mozilla.org/ja/docs/Web
Mediahttps://developer.mozilla.org/ja/docs/Web/Media
Performancehttps://developer.mozilla.org/ja/docs/Web/Performance
Privacyhttps://developer.mozilla.org/ja/docs/Web/Privacy
Securityhttps://developer.mozilla.org/ja/docs/Web/Security
Progressive web appshttps://developer.mozilla.org/ja/docs/Web/Progressive_web_apps
Learn web developmenthttps://developer.mozilla.org/ja/docs/Learn_web_development
Getting started moduleshttps://developer.mozilla.org/ja/docs/Learn_web_development/Getting_started
Core moduleshttps://developer.mozilla.org/ja/docs/Learn_web_development/Core
MDN Curriculumhttps://developer.mozilla.org/en-US/curriculum/
Check out the video course from Scrimba, our partnerhttps://scrimba.com/frontend-path-c0j?via=mdn-learn-navbar
Structuring content with HTML modulehttps://developer.mozilla.org/ja/docs/Learn_web_development/Core/Structuring_content
CSS styling basics modulehttps://developer.mozilla.org/ja/docs/Learn_web_development/Core/Styling_basics
CSS layout modulehttps://developer.mozilla.org/ja/docs/Learn_web_development/Core/CSS_layout
Dynamic scripting with JavaScript modulehttps://developer.mozilla.org/ja/docs/Learn_web_development/Core/Scripting
Playgroundhttps://developer.mozilla.org/en-US/play
HTTP Observatoryhttps://developer.mozilla.org/en-US/observatory
Border-image generatorhttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Backgrounds_and_borders/Border-image_generator
Border-radius generatorhttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Backgrounds_and_borders/Border-radius_generator
Box-shadow generatorhttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Backgrounds_and_borders/Box-shadow_generator
Color format converterhttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Colors/Color_format_converter
Color mixerhttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Colors/Color_mixer
Shape generatorhttps://developer.mozilla.org/ja/docs/Web/CSS/Guides/Shapes/Shape_generator
About MDNhttps://developer.mozilla.org/en-US/about
Advertise with ushttps://developer.mozilla.org/en-US/advertising
Communityhttps://developer.mozilla.org/en-US/community
MDN on GitHubhttps://github.com/mdn
Bloghttps://developer.mozilla.org/en-US/blog/
開発者向けのウェブ技術https://developer.mozilla.org/ja/docs/Web
Web APIhttps://developer.mozilla.org/ja/docs/Web/API
メディアソース拡張機能 APIhttps://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API
https://github.com/orgs/mdn/discussions/739
https://developer.mozilla.org/de/docs/Web/API/Media_Source_Extensions_API
https://developer.mozilla.org/en-US/docs/Web/API/Media_Source_Extensions_API
https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API
https://developer.mozilla.org/zh-CN/docs/Web/API/Media_Source_Extensions_API
コミュニティーについてもっと知り、仲間になるにはこちらから。https://developer.mozilla.org/ja/docs/MDN/Community/Contributing/Translated_content#アクティブなロケール
https://developer.mozilla.org/en-US/docs/Web/API/Media_Source_Extensions_API
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/audio
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/video
メディアソース拡張機能の概念と使用方法https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#メディアソース拡張機能の概念と使用方法
インターフェイスhttps://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#インターフェイス
他のインターフェイスの拡張https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#他のインターフェイスの拡張
仕様書https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#仕様書
関連情報https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#関連情報
メディアソース拡張機能の概念と使用方法https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#メディアソース拡張機能の概念と使用方法
MSE 標準https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#mse_標準
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/video
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/source
DASHhttps://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#dash
WebRTChttps://developer.mozilla.org/ja/docs/Web/API/WebRTC_API
ワーカーでの利用可能性https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#ワーカーでの利用可能性
ウェブワーカーhttps://developer.mozilla.org/ja/docs/Web/API/Web_Workers_API
MediaSourcehttps://developer.mozilla.org/ja/docs/Web/API/MediaSource
SourceBufferhttps://developer.mozilla.org/ja/docs/Web/API/SourceBuffer
MediaSource.handlehttps://developer.mozilla.org/ja/docs/Web/API/MediaSource/handle
MediaSource.handlehttps://developer.mozilla.org/ja/docs/Web/API/MediaSource/handle
HTMLMediaElement.srcObjecthttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement/srcObject
MSE-in-Workers Demo by Matt Wolenetzhttps://wolenetz.github.io/mse-in-workers-demo/mse-in-workers-demo.html
インターフェイスhttps://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#インターフェイス
MediaSourcehttps://developer.mozilla.org/ja/docs/Web/API/MediaSource
HTMLMediaElementhttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement
SourceBufferhttps://developer.mozilla.org/ja/docs/Web/API/SourceBuffer
HTMLMediaElementhttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement
SourceBufferListhttps://developer.mozilla.org/ja/docs/Web/API/SourceBufferList
VideoPlaybackQualityhttps://developer.mozilla.org/en-US/docs/Web/API/VideoPlaybackQuality
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/video
HTMLVideoElement.getVideoPlaybackQuality()https://developer.mozilla.org/ja/docs/Web/API/HTMLVideoElement/getVideoPlaybackQuality
他のインターフェイスの拡張https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#他のインターフェイスの拡張
URL.createObjectURL()https://developer.mozilla.org/ja/docs/Web/API/URL/createObjectURL_static
HTMLMediaElement.seekablehttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement/seekable
TimeRangeshttps://developer.mozilla.org/ja/docs/Web/API/TimeRanges
HTMLVideoElement.getVideoPlaybackQuality()https://developer.mozilla.org/ja/docs/Web/API/HTMLVideoElement/getVideoPlaybackQuality
VideoPlaybackQualityhttps://developer.mozilla.org/en-US/docs/Web/API/VideoPlaybackQuality
AudioTrack.sourceBufferhttps://developer.mozilla.org/ja/docs/Web/API/AudioTrack/sourceBuffer
VideoTrack.sourceBufferhttps://developer.mozilla.org/ja/docs/Web/API/VideoTrack/sourceBuffer
TextTrack.sourceBufferhttps://developer.mozilla.org/en-US/docs/Web/API/TextTrack/sourceBuffer
SourceBufferhttps://developer.mozilla.org/ja/docs/Web/API/SourceBuffer
仕様書https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#仕様書
Media Source Extensions™https://w3c.github.io/media-source/
Media Playback Qualityhttps://w3c.github.io/media-playback-quality/
関連情報https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API#関連情報
メディアソース拡張機能のための資産の形式変換https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API/Transcoding_assets_for_MSE
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/audio
https://developer.mozilla.org/ja/docs/Web/HTML/Reference/Elements/video
HTMLMediaElementhttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement
HTMLVideoElementhttps://developer.mozilla.org/ja/docs/Web/API/HTMLVideoElement
HTMLAudioElementhttps://developer.mozilla.org/ja/docs/Web/API/HTMLAudioElement
協力方法を知るhttps://developer.mozilla.org/ja/docs/MDN/Community/Getting_started
MDN の貢献者https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API/contributors.txt
GitHub でこのページを表示https://github.com/mdn/translated-content/blob/main/files/ja/web/api/media_source_extensions_api/index.md?plain=1
このコンテンツに関する問題を報告https://github.com/mdn/translated-content/issues/new?template=page-report-ja.yml&mdn-url=https%3A%2F%2Fdeveloper.mozilla.org%2Fja%2Fdocs%2FWeb%2FAPI%2FMedia_Source_Extensions_API&metadata=%3C%21--+Do+not+make+changes+below+this+line+--%3E%0A%3Cdetails%3E%0A%3Csummary%3EPage+report+details%3C%2Fsummary%3E%0A%0A*+Folder%3A+%60ja%2Fweb%2Fapi%2Fmedia_source_extensions_api%60%0A*+MDN+URL%3A+https%3A%2F%2Fdeveloper.mozilla.org%2Fja%2Fdocs%2FWeb%2FAPI%2FMedia_Source_Extensions_API%0A*+GitHub+URL%3A+https%3A%2F%2Fgithub.com%2Fmdn%2Ftranslated-content%2Fblob%2Fmain%2Ffiles%2Fja%2Fweb%2Fapi%2Fmedia_source_extensions_api%2Findex.md%0A*+Last+commit%3A+https%3A%2F%2Fgithub.com%2Fmdn%2Ftranslated-content%2Fcommit%2Fe182ae03dfd115090b1e7677d714ade6f3bfbb28%0A*+Document+last+modified%3A+2024-08-20T14%3A41%3A50.000Z%0A%0A%3C%2Fdetails%3E
メディアソース拡張機能 APIhttps://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API
メディアソース拡張機能のための資産の形式変換https://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API/Transcoding_assets_for_MSE
HTML 5 ビデオ用の DASH アダプティブストリーミングhttps://developer.mozilla.org/ja/docs/Web/API/Media_Source_Extensions_API/DASH_Adaptive_Streaming
MediaSourcehttps://developer.mozilla.org/ja/docs/Web/API/MediaSource
MediaSourceHandlehttps://developer.mozilla.org/en-US/docs/Web/API/MediaSourceHandle
SourceBufferhttps://developer.mozilla.org/ja/docs/Web/API/SourceBuffer
SourceBufferListhttps://developer.mozilla.org/ja/docs/Web/API/SourceBufferList
VideoPlaybackQualityhttps://developer.mozilla.org/en-US/docs/Web/API/VideoPlaybackQuality
HTMLMediaElement.bufferedhttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement/buffered
HTMLMediaElement.seekablehttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement/seekable
HTMLMediaElement.srcObjecthttps://developer.mozilla.org/ja/docs/Web/API/HTMLMediaElement/srcObject
AudioTrack.sourceBufferhttps://developer.mozilla.org/ja/docs/Web/API/AudioTrack/sourceBuffer
VideoTrack.sourceBufferhttps://developer.mozilla.org/ja/docs/Web/API/VideoTrack/sourceBuffer
TextTrack.sourceBufferhttps://developer.mozilla.org/en-US/docs/Web/API/TextTrack/sourceBuffer
HTMLVideoElement.getVideoPlaybackQuality()https://developer.mozilla.org/ja/docs/Web/API/HTMLVideoElement/getVideoPlaybackQuality
MDNhttps://developer.mozilla.org/
https://github.com/mdn/
https://bsky.app/profile/developer.mozilla.org
https://x.com/mozdevnet
https://mastodon.social/@mdn
https://developer.mozilla.org/en-US/blog/rss.xml
MDN について https://developer.mozilla.org/en-US/about
ブログ https://developer.mozilla.org/en-US/blog/
Mozilla 求人 https://www.mozilla.org/en-US/careers/listings/
広告掲載について https://developer.mozilla.org/en-US/advertising
MDN Plus https://developer.mozilla.org/en-US/plus
Product help https://support.mozilla.org/products/mdn-plus
MDN コミュニティ https://developer.mozilla.org/en-US/community
コミュニティリソース https://developer.mozilla.org/en-US/docs/MDN/Community
執筆ガイドライン https://developer.mozilla.org/en-US/docs/MDN/Writing_guidelines
MDN Discord https://developer.mozilla.org/discord
MDN on GitHub https://github.com/mdn
ウェブ技術 https://developer.mozilla.org/en-US/docs/Web
ウェブ開発を学ぶ https://developer.mozilla.org/en-US/docs/Learn_web_development
ガイド https://developer.mozilla.org/en-US/docs/MDN/Guides
チュートリアル https://developer.mozilla.org/en-US/docs/MDN/Tutorials
用語集 https://developer.mozilla.org/en-US/docs/Glossary
Hacks blog https://hacks.mozilla.org/
Mozillahttps://www.mozilla.org/
ウェブサイトのプライバシー通知https://www.mozilla.org/privacy/websites/
テレメトリー設定https://www.mozilla.org/en-US/privacy/websites/data-preferences/
法的情報https://www.mozilla.org/about/legal/terms/mozilla
コミュニティ参加ガイドラインhttps://www.mozilla.org/about/governance/policies/participation/
クリエイティブ・コモンズ・ライセンスhttps://developer.mozilla.org/docs/MDN/Writing_guidelines/Attrib_copyright_license

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