public static void AddVideoEncodingParametersUsingiOSQuality(ref MediaStreamingRequest rq)
{
CreateOrUpdateVideoEncodingParametersFromiOSQuality(ref rq);
// Override aspect ratio -> insert into custom parameters
rq.CustomParameters.AspectRatio = rq.AspectRatio;
}
private static void CreateOrUpdateVideoEncodingParametersFromiOSQuality(ref MediaStreamingRequest rq)
{
rq.UseCustomParameters = true;
int iOSQualityIndex = rq.Quality;
// Work on the existing Customparameters object, if there is one, else create a new one
if (rq.CustomParameters == null)
rq.CustomParameters = new VideoEncodingParameters();
VideoEncodingParameters vParams = rq.CustomParameters;
switch (iOSQualityIndex)
{
#if ACCESSIBILITY_AUDIO
/* ACCESSIBILITY VERSION :
case 0:
vParams.VideoBitRate = "96k";
vParams.BitRateDeviation = "64k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "96k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
/// <summary>
/// Note that everything should be passed into the constructor that depends upon encoding, since settings public
/// fields afterwards would result in them not being passed to lower objects that are set up in the constructor.
/// If the constructor grows really bloated, suggest a separate constructor and Configure() method.
/// </summary>
/// <param name="_ID"></param>
/// <param name="request"></param>
/// <param name="pathToTools"></param>
/// <param name="timeToKeepAlive"></param>
/// <param name="debugAdvanced"></param>
public MediaStreamer(int _ID, MediaStreamingRequest request, string pathToTools, int timeToKeepAlive, bool debugAdvanced)
{
// Store variables
ID = _ID;
Request = request;
SettingsDefaultDebugAdvanced = debugAdvanced;
// Set up life timer
lifeTimer = new System.Timers.Timer(1000);
lifeTimer.AutoReset = true;
lifeTimer.Elapsed += new ElapsedEventHandler(lifeTimer_Elapsed);
lifeTimer.Start();
// Creation date
CreationDate = DateTime.Now;
// Status
AdditionalStatusInfo = "";
// Create broker - and hook it to runner events
broker = new SegmentStoreBroker(this.ID.ToString(), request, pathToTools);
broker.SettingsDefaultDebugAdvanced = this.SettingsDefaultDebugAdvanced;
broker.DebugMessage += new EventHandler<GenericEventArgs<string>>(broker_DebugMessage);
broker.DebugMessage2 += new EventHandler<GenericEventArgs<string>>(broker_DebugMessage2);
broker.DebugMessage3 += new EventHandler<GenericEventArgs<string>>(broker_DebugMessage3);
broker.DebugMessage4 += new EventHandler<GenericEventArgs<string>>(broker_DebugMessage4);
}
/// <summary>
/// Note that everything should be passed into the constructor that depends upon encoding, since settings public
/// fields afterwards would result in them not being passed to lower objects that are set up in the constructor.
/// If the constructor grows really bloated, suggest a separate constructor and Configure() method.
/// </summary>
/// <param name="_ID"></param>
/// <param name="request"></param>
/// <param name="pathToTools"></param>
/// <param name="timeToKeepAlive"></param>
/// <param name="debugAdvanced"></param>
public MediaStreamer(int _ID, MediaStreamingRequest request, string pathToTools, int timeToKeepAlive, bool debugAdvanced)
{
// Store variables
ID = _ID;
Request = request;
SettingsDefaultDebugAdvanced = debugAdvanced;
// Set up life timer
lifeTimer = new System.Timers.Timer(1000);
lifeTimer.AutoReset = true;
lifeTimer.Elapsed += new ElapsedEventHandler(lifeTimer_Elapsed);
lifeTimer.Start();
// Creation date
CreationDate = DateTime.Now;
// Status
AdditionalStatusInfo = "";
// Create broker - and hook it to runner events
broker = new SegmentStoreBroker(this.ID.ToString(), request, pathToTools);
broker.SettingsDefaultDebugAdvanced = this.SettingsDefaultDebugAdvanced;
broker.DebugMessage += new EventHandler <GenericEventArgs <string> >(broker_DebugMessage);
broker.DebugMessage2 += new EventHandler <GenericEventArgs <string> >(broker_DebugMessage2);
broker.DebugMessage3 += new EventHandler <GenericEventArgs <string> >(broker_DebugMessage3);
broker.DebugMessage4 += new EventHandler <GenericEventArgs <string> >(broker_DebugMessage4);
}
public static MediaStreamingRequest RequestWithDesktopProfileLevel(int desktopProfileLevel)
{
MediaStreamingRequest newRequest = new MediaStreamingRequest();
newRequest.UseCustomParameters = true;
newRequest.CustomParameters = videoEncodingParametersFromDesktopLevel(desktopProfileLevel);
return newRequest;
}
public FFHLSRunner(string pathToTools, SegmentStore store, MediaStreamingRequest mrq)
: this(pathToTools, store)
{
request = mrq;
EncodingParameters = mrq.CustomParameters;
if (request.LiveTV)
{
EncodingParameters.SegmentDuration = request.ActualSegmentDuration;//LiveTV
}
else
{
EncodingParameters.SegmentDuration = 4;
}
}
private static void CreateOrUpdateVideoEncodingParametersFromiOSQuality(ref MediaStreamingRequest rq)
{
rq.UseCustomParameters = true;
int iOSQualityIndex = rq.Quality;
// Work on the existing Customparameters object, if there is one, else create a new one
if (rq.CustomParameters == null)
rq.CustomParameters = new VideoEncodingParameters();
VideoEncodingParameters vParams = rq.CustomParameters;
switch (iOSQualityIndex)
{
#if ACCESSIBILITY_AUDIO
/* ACCESSIBILITY VERSION :
case 0:
vParams.VideoBitRate = "96k";
vParams.BitRateDeviation = "64k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "96k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
case 1:
vParams.VideoBitRate = "96k";
vParams.BitRateDeviation = "64k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "96k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
case 2:
vParams.VideoBitRate = "96k";
vParams.BitRateDeviation = "64k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "128k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
case 3:
vParams.VideoBitRate = "164k";
vParams.BitRateDeviation = "64k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "148k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
case 4:
vParams.VideoBitRate = "256k";
vParams.BitRateDeviation = "64k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "256k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
case 5: // ipad lo
vParams.VideoBitRate = "256k";
vParams.BitRateDeviation = "64k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "256k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
case 6: // ipad hi
vParams.VideoBitRate = "1400k";
vParams.BitRateDeviation = "120k";
vParams.FrameWidth = 1024;
vParams.FrameHeight = 768;
vParams.X264SubQ = 6;
vParams.AudioBitRate = "64k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 16;
break;
#else
case 0:
vParams.VideoBitRate = "48k";
vParams.BitRateDeviation = "24k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "48k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
case 1:
vParams.VideoBitRate = "56k";
vParams.BitRateDeviation = "32k";
vParams.FrameWidth = 192;
vParams.FrameHeight = 128;
vParams.X264SubQ = 2;
vParams.AudioBitRate = "48k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 8;
break;
case 2:
vParams.VideoBitRate = "96k";
vParams.BitRateDeviation = "64k";
vParams.FrameWidth = 240;
vParams.FrameHeight = 160;
vParams.X264SubQ = 4;
vParams.AudioBitRate = "64k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 12;
break;
case 3:
vParams.VideoBitRate = "192k";
vParams.BitRateDeviation = "120k";
vParams.FrameWidth = 240;
vParams.FrameHeight = 160;
vParams.X264SubQ = 5;
vParams.AudioBitRate = "64k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 16;
break;
case 4:
vParams.VideoBitRate = "320k";
vParams.BitRateDeviation = "120k";
vParams.FrameWidth = 480;
vParams.FrameHeight = 320;
vParams.X264SubQ = 6;
vParams.AudioBitRate = "64k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 16;
break;
case 5: // ipad lo
vParams.VideoBitRate = "860k";
vParams.BitRateDeviation = "120k";
vParams.FrameWidth = 614;
vParams.FrameHeight = 460;
vParams.X264SubQ = 6;
vParams.AudioBitRate = "64k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 16;
break;
case 6: // ipad hi
vParams.VideoBitRate = "1400k";
vParams.BitRateDeviation = "120k";
vParams.FrameWidth = 1024;
vParams.FrameHeight = 768;
vParams.X264SubQ = 6;
vParams.AudioBitRate = "64k";
vParams.AudioSampleRate = "48000";
vParams.MotionSearchRange = 16;
break;
#endif
}
public MediaStreamingResult StartStreamer(MediaStreamingRequest request, string HostName)
{
int newStreamerID = newUniqueID();
// Universal workaround: can be removed once new iOS app introduced that sets the Client Device to 'iphone3g'
// (desirable to remove it since this will also affect silverlive streaming)
if (string.IsNullOrEmpty(request.ClientID))
{
request.ClientID = "ios";
request.ClientDevice = "iphone3g";
}
try
{
// Legacy clients (e.g. iOS client) don't have any custom parameters - set them now based on 'Quality'
if (!request.UseCustomParameters) // if there are no custom parameters
{
// Create/update video encoding parameters (also transfers Aspect Ratio into child 'encoding parameters' object)
MediaStreamingRequest.AddVideoEncodingParametersUsingiOSQuality(ref request);
}
/* ************************************************************
// Override any video encoding parameters from server settings
************************************************************ */
// 1. Audio Volume
if (Settings.Default.StreamingVolumePercent != 100)
request.CustomParameters.AudioVolumePercent = Convert.ToInt32(Settings.Default.StreamingVolumePercent);
// 2. Custom FFMPEG template
if ( (Settings.Default.UseCustomFFMpegTemplate) & (!string.IsNullOrWhiteSpace(Settings.Default.CustomFFMpegTemplate)) )
request.CustomParameters.CustomFFMpegTemplate = Settings.Default.CustomFFMpegTemplate.Trim();
// 3. iPhone 3G requires profile constraints
if (request.ClientDevice.ToLowerInvariant() == "iphone3g")
{
request.CustomParameters.X264Level = 30;
request.CustomParameters.X264Profile = "baseline";
}
// 4. Deinterlace obvious WMC video
if (
(request.InputFile.ToUpper().EndsWith("WTV")) ||
(request.InputFile.ToUpper().EndsWith("DVR-MS"))
)
{
request.CustomParameters.DeInterlace = true;
}
// Create the streamer
MediaStreamer mediaStreamer = new MediaStreamer(newStreamerID, request, Functions.ToolkitFolder, Settings.Default.MediaStreamerSecondsToKeepAlive, Settings.Default.DebugAdvancedStreaming);
mediaStreamer.DebugMessage += new EventHandler<FatAttitude.GenericEventArgs<string>>(mediaStreamer_DebugMessage);
mediaStreamer.AutoDied += new EventHandler(mediaStreamer_AutoDied);
AddNewStreamer(mediaStreamer);
Functions.WriteLineToLogFile("MediaStreamer: mediaStreamer object created.");
// Try streaming
MediaStreamingResult result = mediaStreamer.Configure(); // this does actually begin transcoding
result.LiveStreamingIndexPath = "/httplivestream/" + newStreamerID.ToString() + "/index.m3u8";
// Add streamer ID to result
result.StreamerID = newStreamerID;
// Return
return result;
}
catch (Exception e)
{
Functions.WriteLineToLogFile("Exception setting up mediaStreaming object:");
Functions.WriteExceptionToLogFile(e);
return new MediaStreamingResult(MediaStreamingResultCodes.NamedError, e.Message);
}
}
public FFHLSRunner(string pathToTools, SegmentStore store, MediaStreamingRequest mrq)
: this(pathToTools, store)
{
request = mrq;
EncodingParameters = mrq.CustomParameters;
if (request.LiveTV)
{
MaxIncomingDataSize = 20000000; // 20Mb per segment maximum size
}
if (request.LiveTV || request.NewLiveTV)
{
EncodingParameters.SegmentDuration = request.ActualSegmentDuration;//LiveTV
}
else
{
EncodingParameters.SegmentDuration = 4;
}
}
