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Diffstat (limited to 'testing/web-platform/tests/common/media.js')
-rw-r--r-- | testing/web-platform/tests/common/media.js | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/testing/web-platform/tests/common/media.js b/testing/web-platform/tests/common/media.js new file mode 100644 index 0000000000..800593f534 --- /dev/null +++ b/testing/web-platform/tests/common/media.js @@ -0,0 +1,61 @@ +/** + * Returns the URL of a supported video source based on the user agent + * @param {string} base - media URL without file extension + * @returns {string} + */ +function getVideoURI(base) +{ + var extension = '.mp4'; + + var videotag = document.createElement("video"); + + if ( videotag.canPlayType ) + { + if (videotag.canPlayType('video/webm; codecs="vp9, opus"') ) + { + extension = '.webm'; + } else if ( videotag.canPlayType('video/ogg; codecs="theora, vorbis"') ) + { + extension = '.ogv'; + } + } + + return base + extension; +} + +/** + * Returns the URL of a supported audio source based on the user agent + * @param {string} base - media URL without file extension + * @returns {string} + */ +function getAudioURI(base) +{ + var extension = '.mp3'; + + var audiotag = document.createElement("audio"); + + if ( audiotag.canPlayType && + audiotag.canPlayType('audio/ogg') ) + { + extension = '.oga'; + } + + return base + extension; +} + +/** + * Returns the MIME type for a media URL based on the file extension. + * @param {string} url + * @returns {string} + */ +function getMediaContentType(url) { + var extension = new URL(url, location).pathname.split(".").pop(); + var map = { + "mp4" : "video/mp4", + "ogv" : "application/ogg", + "webm": "video/webm", + "mp3" : "audio/mp3", + "oga" : "application/ogg", + }; + return map[extension]; +} |