| <!DOCTYPE HTML> |
| |
| <html> |
| <head> |
| <script src=media-file.js></script> |
| <script src=video-test.js></script> |
| |
| <script> |
| var timer = null; |
| var movieInfo = |
| { |
| current : -1, |
| movies : |
| [ |
| { |
| // should not buffer, 'preload' is 'none' |
| preload : "none", |
| shouldBuffer : false, |
| autoPlay : false, |
| description : "until 'play()' is called", |
| }, |
| { |
| preload : "metadata", |
| shouldBuffer : true, |
| autoPlay : false, |
| description : "", |
| }, |
| { |
| preload : "auto", |
| shouldBuffer : true, |
| autoPlay : false, |
| description : "", |
| }, |
| { |
| // should buffer because 'autoplay' is set |
| preload : "none", |
| shouldBuffer : true, |
| autoPlay : true, |
| description : " because of 'autoplay'", |
| }, |
| ] |
| }; |
| var timer = null; |
| |
| function checkLoad() |
| { |
| var movie = movieInfo.movies[movieInfo.current]; |
| |
| logResult(true, "did not buffer automatically"); |
| |
| // start playback, which should force data to load |
| movie.shouldBuffer = true; |
| run("video.play()"); |
| } |
| |
| function loadedmetadata() |
| { |
| var movie = movieInfo.movies[movieInfo.current]; |
| |
| clearTimeout(timer); |
| logResult(movie.shouldBuffer, "buffered automatically"); |
| openNextMovie(); |
| } |
| |
| function setupAttribute(attr, value) |
| { |
| if (value) |
| run("video.setAttribute('" + attr + "', '" + value + "')"); |
| else |
| run("video.removeAttribute('" + attr + "')"); |
| } |
| |
| function openNextMovie() |
| { |
| consoleWrite(""); |
| |
| movieInfo.current++; |
| if (movieInfo.current >= movieInfo.movies.length) |
| { |
| endTest(); |
| return; |
| } |
| |
| var movie = movieInfo.movies[movieInfo.current]; |
| var url = findMediaFile("video", "content/test"); |
| var desc = "Will load with <em>'preload=" + movie.preload + "'</em>" |
| + ", <b>should" + (movie.shouldBuffer ? "" : " not") + " </b> buffer automatically " |
| + movie.description; |
| consoleWrite(desc); |
| |
| setupAttribute('preload', movie.preload); |
| setupAttribute('autoplay', movie.autoPlay); |
| |
| video.src = url; |
| if (movieInfo.current > 0) |
| video.load(); |
| if (!movie.shouldBuffer) |
| timer = setTimeout(checkLoad, 200); |
| } |
| |
| function start() |
| { |
| findMediaElement(); |
| |
| waitForEvent("error"); |
| waitForEvent("loadstart"); |
| waitForEvent("play"); |
| waitForEvent('loadedmetadata', loadedmetadata); |
| |
| openNextMovie(); |
| } |
| |
| </script> |
| </head> |
| |
| <body onload="start()"> |
| <p>Test to see if media loads automatically when 'preload' is specified.</p> |
| <video controls ></video> |
| </body> |
| </html> |
