<!-- 먼저 HTML5 재생 시도: XML을 제공할 경우, `controls` to `controls="controls"` and autoplay 을 확장 -->
<!-- 경고: 포스터 속성을 이용 할 경우, iOS3에서는 재생이 되지 않는다. iOS4에서는 해결되었다. -->
<video width="640" height="360" controls>
	<!-- MP4 must be first for iPad! -->
	<source src="__VIDEO__.MP4" type="video/mp4" /><!-- Safari / iOS video    -->
	<source src="__VIDEO__.OGV" type="video/ogg" /><!-- Firefox / Opera / Chrome10 -->
	<!-- fallback to Flash: -->
	<object width="640" height="360" type="application/x-shockwave-flash" data="__FLASH__.SWF">
		<!-- Firefox uses the `data` attribute above, IE/Safari uses the param below -->
		<param name="movie" value="__FLASH__.SWF" />
		<param name="flashvars" value="controlbar=over&amp;image=__POSTER__.JPG&amp;file=__VIDEO__.MP4" />
		<!-- fallback image. note the title field below, put the title of the video there -->
		<img src="__VIDEO__.JPG" width="640" height="360" alt="__TITLE__"
		     title="No video playback capabilities, please download the video below" />
	</object>
</video>
<!-- 다운로드를 제공 해야한다. -->
<p>	<strong>Download Video:</strong>
	Closed Format:	<a href="__VIDEO__.MP4">"MP4"</a>
	Open Format:	<a href="__VIDEO__.OGV">"Ogg"</a>
</p>

 
출처: https://css-tricks.com/snippets/html/video-for-everybody-html5-video-with-flash-fallback