private string FillPlaybackOptions(VideoInfo video, AMFArray renditions)
{
SortedList <string, string> options = new SortedList <string, string>(new StreamComparer());
for (int i = 0; i < renditions.Count; i++)
{
AMFObject rendition = renditions.GetObject(i);
int encodingRate = rendition.GetIntProperty("encodingRate");
string nm = String.Format("{0}x{1} | {2} kbps",
rendition.GetIntProperty("frameWidth"), rendition.GetIntProperty("frameHeight"),
encodingRate / 1000);
string url = HttpUtility.UrlDecode(rendition.GetStringProperty("defaultURL"));
if (url.StartsWith("rtmp"))
{
string auth = String.Empty;
if (url.Contains('?'))
{
auth = '?' + url.Split('?')[1];
}
string[] parts = url.Split('&');
string rtmp = parts[0] + auth;
string playpath = parts[1].Split('?')[0] + auth;
url = new MPUrlSourceFilter.RtmpUrl(rtmp)
{
PlayPath = playpath,
SwfUrl = "http://admin.brightcove.com/viewer/us20111207.0737/connection/ExternalConnection_2.swf",
SwfVerify = true
}.ToString();
}
if (!options.ContainsKey(nm))
{
options.Add(nm, url);
}
}
video.PlaybackOptions = new Dictionary <string, string>();
foreach (KeyValuePair <string, string> key in options)
{
video.PlaybackOptions.Add(key.Key, key.Value);
}
return(StreamComparer.GetBestPlaybackUrl(video.PlaybackOptions, StreamQualityPref, AutoSelectStream));
}
public override string GetVideoUrl(VideoInfo video)
{
string result = string.Empty;
string videoId = string.Empty;
AMFArray renditions = null;
if (RequestType.Equals(BrightCoveType.FindMediaById))
{
/*
* sample AMF input (expressed as JSON)
* ["466faf0229239e70a6df8fe66fc04f25f50e6fa7",48543011001,1401332946001,15364602001]
*/
videoId = video.VideoUrl;
object[] values = new object[4];
values[0] = hashValue;
values[1] = Convert.ToDouble(playerId);
values[2] = Convert.ToDouble(videoId);
values[3] = Convert.ToDouble(publisherId);
AMFSerializer serializer = new AMFSerializer();
AMFObject response = AMFObject.GetResponse(brightcoveUrl, serializer.Serialize2("com.brightcove.player.runtime.PlayerMediaFacade.findMediaById", values, AMFVersion.AMF3));
//Log.Debug("AMF Response: {0}", response.ToString());
renditions = response.GetArray("renditions");
}
else
{
/*
* sample AMF input for ViewerExperience (expressed in pretty-printed JSON for clarity - captured using Flashbug in Firebug)
* [
* {"targetURI":"com.brightcove.experience.ExperienceRuntimeFacade.getDataForExperience",
* "responseURI":"/1",
* "length":"461 B",
* "data":["82c0aa70e540000aa934812f3573fd475d131a63",
* {"contentOverrides":[
* {"contentType":0,
* "target":"videoPlayer",
* "featuredId":null,
* "contentId":1411956407001,
* "featuredRefId":null,
* "contentIds":null,
* "contentRefId":null,
* "contentRefIds":null,
* "__traits":
* {"type":"com.brightcove.experience.ContentOverride",
* "members":["contentType","target","featuredId","contentId","featuredRefId","contentIds","contentRefId","contentRefIds"],
* "count":8,
* "externalizable":false,
* "dynamic":false}}],
* "TTLToken":"",
* "deliveryType":null,
* "playerKey":"AQ~~,AAAABDk7A3E~,xYAUE9lVY9-LlLNVmcdybcRZ8v_nIl00",
* "URL":"http://ww3.tvo.org/video/171480/safe-houses",
* "experienceId":756015080001,
* "__traits":
* {"type":"com.brightcove.experience.ViewerExperienceRequest",
* "members":["contentOverrides","TTLToken","deliveryType","playerKey","URL","experienceId"],
* "count":6,
* "externalizable":false,
* "dynamic":false}}]}]
*/
videoId = getBrightCoveVideoIdForViewerExperienceRequest(video.VideoUrl);
if (!string.IsNullOrEmpty(videoId))
{
// content override
AMFObject contentOverride = new AMFObject(@"com.brightcove.experience.ContentOverride");
contentOverride.Add("contentId", videoId);
contentOverride.Add("contentIds", null);
contentOverride.Add("contentRefId", null);
contentOverride.Add("contentRefIds", null);
contentOverride.Add("contentType", 0);
contentOverride.Add("featuredId", double.NaN);
contentOverride.Add("featuredRefId", null);
contentOverride.Add("target", "videoPlayer");
AMFArray contentOverrideArray = new AMFArray();
contentOverrideArray.Add(contentOverride);
// viewer experience request
AMFObject viewerExperenceRequest = new AMFObject(@"com.brightcove.experience.ViewerExperienceRequest");
viewerExperenceRequest.Add("contentOverrides", contentOverrideArray);
viewerExperenceRequest.Add("experienceId", Convert.ToDouble(playerId));
viewerExperenceRequest.Add("deliveryType", null);
viewerExperenceRequest.Add("playerKey", string.Empty);
viewerExperenceRequest.Add("URL", video.VideoUrl);
viewerExperenceRequest.Add("TTLToken", string.Empty);
//Log.Debug("About to make AMF call: {0}", viewerExperenceRequest.ToString());
AMFSerializer serializer = new AMFSerializer();
AMFObject response = AMFObject.GetResponse(brightcoveUrl, serializer.Serialize(viewerExperenceRequest, "com.brightcove.experience.ExperienceRuntimeFacade.getDataForExperience", hashValue));
//Log.Debug("AMF Response: {0}", response.ToString());
renditions = response.GetArray("programmedContent").GetObject("videoPlayer").GetObject("mediaDTO").GetArray("renditions");
}
}
if (renditions == null)
{
return(result);
}
video.PlaybackOptions = new Dictionary <string, string>();
// keep track of bitrates and URLs
Dictionary <string, string> urlsDictionary = new Dictionary <string, string>();
for (int i = 0; i < renditions.Count; i++)
{
AMFObject rendition = renditions.GetObject(i);
int bitrate = rendition.GetIntProperty("encodingRate");
string optionKey = String.Format("{0}x{1} {2}K",
rendition.GetIntProperty("frameWidth"),
rendition.GetIntProperty("frameHeight"),
bitrate / 1024);
string url = HttpUtility.UrlDecode(rendition.GetStringProperty("defaultURL"));
Log.Debug("Option: {0} URL: {1}", optionKey, url);
// typical rtmp url from "defaultURL" is:
// rtmp://brightcove.fcod.llnwd.net/a500/d20/&mp4:media/1351824783/1351824783_1411974095001_109856X-640x360-1500k.mp4&1330020000000&1b163106256f448754aff72969869479
//
// following rtmpdump style command works
// rtmpdump
// --app 'a500/d20/?videoId=1411956407001&lineUpId=&pubId=18140038001&playerId=756015080001&playerTag=&affiliateId='
// --auth 'mp4:media/1351824783/1351824783_1411974097001_109856X-400x224-300k.mp4&1330027200000&23498dd8f4659cd07ad1b6c4ee5a013d'
// --rtmp 'rtmp://brightcove.fcod.llnwd.net/a500/d20/?videoId=1411956407001&lineUpId=&pubId=18140038001&playerId=756015080001&playerTag=&affiliateId='
// --flv 'TVO_org_-_Safe_as_Houses.flv'
// --playpath 'mp4:media/1351824783/1351824783_1411974097001_109856X-400x224-300k.mp4'
Match rtmpUrlMatch = rtmpUrlRegex.Match(url);
if (rtmpUrlMatch.Success)
{
string leftover = rtmpUrlMatch.Groups["leftover"].Value;
string query = string.Format(@"videoId={0}&lineUpId=&pubId={1}&playerId={2}&playerTag=&affiliateId=",
videoId, publisherId, playerId);
int questionMarkPosition = leftover.IndexOf('?');
// use existing query (if present) in the new query string
if (questionMarkPosition != -1)
{
query = string.Format(@"{0}{1}", leftover.Substring(questionMarkPosition + 1, leftover.Length - questionMarkPosition - 1), query);
}
string app = String.Format("{0}?{1}", rtmpUrlMatch.Groups["app"], query);
string auth = leftover;
string rtmpUrl = String.Format("{0}://{1}/{2}?{3}",
rtmpUrlMatch.Groups["rtmp"].Value,
rtmpUrlMatch.Groups["host"].Value,
rtmpUrlMatch.Groups["app"].Value,
query);
int ampersandPosition = leftover.IndexOf('&');
string playPath = ampersandPosition == -1 ? leftover : leftover.Substring(0, ampersandPosition);
Log.Debug(@"rtmpUrl: {0}, PlayPath: {1}, App: {2}, Auth: {3}", rtmpUrl, playPath, app, auth);
urlsDictionary.Add(optionKey, new RtmpUrl(rtmpUrl)
{
PlayPath = playPath,
App = app,
Auth = auth
}.ToString());
}
}
// sort the URLs ascending by bitrate
foreach (var item in urlsDictionary.OrderBy(u => u.Key, new BitrateComparer()))
{
video.PlaybackOptions.Add(item.Key, item.Value);
// return last URL as the default (will be the highest bitrate)
result = item.Value;
}
return(result);
}
