Antigravity Agent
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5.1 KiB
id, title, category, status, verification_status, canonical_id, aliases, duplicate_of, source_trust_level, confidence_score, created_at, updated_at, review_reason, merge_history, tags, raw_sources, applied_in, github_commit
| id | title | category | status | verification_status | canonical_id | aliases | duplicate_of | source_trust_level | confidence_score | created_at | updated_at | review_reason | merge_history | tags | raw_sources | applied_in | github_commit | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| html-youtube | HTML YouTube | Frontend | draft | conceptual |
|
B | 0.89 | 2026-06-23 | 2026-06-23 |
|
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HTML YouTube
🎯 한 줄 통찰 (One-line insight)
The easiest way to play videos in HTML is to embed them from YouTube using an <iframe> whose src points to the YouTube embed URL, avoiding the need to convert videos to multiple formats yourself. [S1]
🧠 핵심 개념 (Core concepts)
- YouTube as a video host — instead of supporting many video formats in your own player, you can let YouTube serve and play the video. [S1]
- Video ID — every YouTube video has an id (e.g.
tgbNymZ7vqY) that identifies which video to embed. [S1] - The
<iframe>embed — an<iframe>element withwidth,height, and asrcpointing tohttps://www.youtube.com/embed/<VIDEO_ID>displays the player. [S1] - URL parameters control behavior — autoplay, mute, loop, and controls are configured through query-string parameters appended to the embed URL. [S1]
🧩 추출된 패턴 (Extracted patterns)
- Embed pattern —
https://www.youtube.com/embed/<VIDEO_ID>is the base; append?param=value¶m=valuefor options. [S1] - Autoplay must be muted — Chromium browsers block autoplay in most cases, but muted autoplay is always allowed, so pair
autoplay=1withmute=1. [S1] - Loop needs a playlist — to loop a single video, set
playlist=<VIDEO_ID>together withloop=1. [S1] - Default-on controls —
controls=1(the default) shows player controls;controls=0hides them. [S1]
📖 세부 내용 (Details)
Basic YouTube embed
To embed a YouTube video you need the video id and an <iframe> with the embed src plus width/height: [S1]
<iframe width="420" height="315"
src="https://www.youtube.com/embed/tgbNymZ7vqY">
</iframe>
Autoplay + Mute
You can let your video start playing automatically when a user visits the page by adding autoplay=1 to the YouTube URL. Chromium browsers do not allow autoplay in most cases; however, muted autoplay is always allowed. Add mute=1 after autoplay=1 to let your video start playing automatically (but muted). [S1]
<iframe width="420" height="315"
src="https://www.youtube.com/embed/tgbNymZ7vqY?autoplay=1&mute=1">
</iframe>
Loop Use the loop parameter to repeat playback. To loop a single video you must also pass it as the playlist. [S1]
<iframe width="420" height="315"
src="https://www.youtube.com/embed/tgbNymZ7vqY?playlist=tgbNymZ7vqY&loop=1">
</iframe>
| Parameter value | Meaning |
|---|---|
loop=0 (default) |
The video will play only once |
loop=1 |
The video will loop (forever) |
Controls
The controls parameter toggles the player controls. [S1]
<iframe width="420" height="315"
src="https://www.youtube.com/embed/tgbNymZ7vqY?controls=0">
</iframe>
| Parameter value | Meaning |
|---|---|
controls=0 |
Player controls does not display |
controls=1 (default) |
Player controls is displayed |
🛠️ 적용 사례 (Applied in summary)
The embed snippets above are the canonical applied examples: a basic embedded player and three configured variants (muted autoplay, looping, hidden controls). No external project/commit applications found in the source.
💻 코드 패턴 (Code patterns)
Generic embed (HTML):
<iframe width="420" height="315"
src="https://www.youtube.com/embed/VIDEO_ID?PARAMETERS">
</iframe>
Muted autoplay (HTML):
<iframe width="420" height="315"
src="https://www.youtube.com/embed/tgbNymZ7vqY?autoplay=1&mute=1">
</iframe>
⚖️ 모순 및 업데이트 (Contradictions & updates)
No contradictions found in the source. Note the browser-policy constraint that shapes usage: unmuted autoplay is blocked in most Chromium browsers, so reliable autoplay requires mute=1. [S1]
✅ 검증 상태 및 신뢰도
- 상태: draft
- 검증 단계: conceptual (실제 적용 사례 발견 시 applied/validated로 승격 가능)
- 출처 신뢰도: B (W3Schools — widely used educational reference, not a primary standards body)
- 신뢰 점수: 0.89
- 중복 검사 결과: 신규 생성 (New discovery)
🔗 지식 그래프 (Knowledge Graph)
- 상위/루트: HTML Tutorial
- 관련 개념: HTML Video, HTML Audio, HTML Iframes, HTML Media
- 참조 맥락: Referenced whenever a page needs to display video without self-hosting media files.
📚 출처 (Sources)
- [S1] W3Schools — HTML YouTube — https://www.w3schools.com/html/html_youtube.asp
📝 변경 이력 (Change history)
- 2026-06-23: Initial draft synthesized from the W3Schools "HTML YouTube" page (Astra wiki-curation, P-Reinforce v3.1 format).