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Perform video codec checks.

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This commit is contained in:
Michael Jumper
2012-10-25 18:59:45 -07:00
parent e1f7b4297b
commit 5f730f93df
1 changed files with 65 additions and 22 deletions
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87
guacamole/src/main/webapp/scripts/interface.js
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@@ -67,6 +67,12 @@ var GuacamoleUI = {
*/
GuacamoleUI.supportedAudio = [];
/**
* Array of all supported video mimetypes, populated when this script is
* loaded.
*/
GuacamoleUI.supportedVideo = [];
// Constant UI initialization and behavior
(function() {
@@ -490,34 +496,71 @@ GuacamoleUI.supportedAudio = [];
GuacamoleUI.eventTarget.style.top = window.pageYOffset + "px";
});
var probably_supported = [];
var maybe_supported = [];
// Query audio support
(function () {
var probably_supported = [];
var maybe_supported = [];
// Build array of supported audio formats
[
'audio/ogg; codecs="vorbis"',
'audio/mpeg; codecs="mp3"',
'audio/wav'
].forEach(function(mimetype) {
// Build array of supported audio formats
[
'audio/ogg; codecs="vorbis"',
'audio/mp4; codecs="mp4a.40.5"',
'audio/mpeg; codecs="mp3"',
'audio/webm; codecs="vorbis"',
'audio/wav; codecs=1'
].forEach(function(mimetype) {
var audio = new Audio();
var support_level = audio.canPlayType(mimetype);
var audio = new Audio();
var support_level = audio.canPlayType(mimetype);
// Trim semicolon and trailer
var semicolon = mimetype.indexOf(";");
if (semicolon != -1)
mimetype = mimetype.substring(0, semicolon);
// Trim semicolon and trailer
var semicolon = mimetype.indexOf(";");
if (semicolon != -1)
mimetype = mimetype.substring(0, semicolon);
// Partition by probably/maybe
if (support_level == "probably")
probably_supported.push(mimetype);
else if (support_level == "maybe")
maybe_supported.push(mimetype);
// Partition by probably/maybe
if (support_level == "probably")
probably_supported.push(mimetype);
else if (support_level == "maybe")
maybe_supported.push(mimetype);
});
});
Array.prototype.push.apply(GuacamoleUI.supportedAudio, probably_supported);
Array.prototype.push.apply(GuacamoleUI.supportedAudio, maybe_supported);
Array.prototype.push.apply(GuacamoleUI.supportedAudio, probably_supported);
Array.prototype.push.apply(GuacamoleUI.supportedAudio, maybe_supported);
})();
// Query video support
(function () {
var probably_supported = [];
var maybe_supported = [];
// Build array of supported video formats
[
'video/ogg; codecs="theora, vorbis"',
'video/mp4; codecs="avc1.4D401E, mp4a.40.5"',
'video/webm; codecs="vp8.0, vorbis"'
].forEach(function(mimetype) {
var video = document.createElement("video");
var support_level = video.canPlayType(mimetype);
// Trim semicolon and trailer
var semicolon = mimetype.indexOf(";");
if (semicolon != -1)
mimetype = mimetype.substring(0, semicolon);
// Partition by probably/maybe
if (support_level == "probably")
probably_supported.push(mimetype);
else if (support_level == "maybe")
maybe_supported.push(mimetype);
});
Array.prototype.push.apply(GuacamoleUI.supportedVideo, probably_supported);
Array.prototype.push.apply(GuacamoleUI.supportedVideo, maybe_supported);
})();
})();