GUAC-919: Copy Angular changes from old GUAC-546 branch.

guacamole/src/main/webapp/app/client/services/guacAudio.js

@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2014 Glyptodon LLC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/**
+ * A service for checking browser audio support.
+ */
+angular.module('client').factory('guacAudio', [function guacAudio() {
+            
+    /**
+     * Object describing the UI's level of audio support.
+     */
+    return new (function() {
+
+        var codecs = [
+            'audio/ogg; codecs="vorbis"',
+            'audio/mp4; codecs="mp4a.40.5"',
+            'audio/mpeg; codecs="mp3"',
+            'audio/webm; codecs="vorbis"',
+            'audio/wav; codecs=1'
+        ];
+
+        var probably_supported = [];
+        var maybe_supported = [];
+
+        /**
+         * Array of all supported audio mimetypes, ordered by liklihood of
+         * working.
+         */
+        this.supported = [];
+
+        // Build array of supported audio formats
+        codecs.forEach(function(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);
+
+            // Partition by probably/maybe
+            if (support_level == "probably")
+                probably_supported.push(mimetype);
+            else if (support_level == "maybe")
+                maybe_supported.push(mimetype);
+
+        });
+
+        // Add probably supported types first
+        Array.prototype.push.apply(
+            this.supported, probably_supported);
+
+        // Prioritize "maybe" supported types second
+        Array.prototype.push.apply(
+            this.supported, maybe_supported);
+
+    })();
+
+}]);

guacamole/src/main/webapp/app/client/services/guacVideo.js

@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2014 Glyptodon LLC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/**
+ * A service for checking browser video support.
+ */
+angular.module('client').factory('guacVideo', [function guacVideo() {
+           
+    /**
+     * Object describing the UI's level of video support.
+     */
+    return new (function() {
+
+        var codecs = [
+            'video/ogg; codecs="theora, vorbis"',
+            'video/mp4; codecs="avc1.4D401E, mp4a.40.5"',
+            'video/webm; codecs="vp8.0, vorbis"'
+        ];
+
+        var probably_supported = [];
+        var maybe_supported = [];
+
+        /**
+         * Array of all supported video mimetypes, ordered by liklihood of
+         * working.
+         */
+        this.supported = [];
+
+        // Build array of supported audio formats
+        codecs.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);
+
+        });
+
+        // Add probably supported types first
+        Array.prototype.push.apply(
+            this.supported, probably_supported);
+
+        // Prioritize "maybe" supported types second
+        Array.prototype.push.apply(
+            this.supported, maybe_supported);
+
+    })();
+
+}]);