public override void StopEncode()
{
MFEncoder enc = this.encoder;
if (enc != null)
{
enc.StopEncode();
}
}
public override void StartEncode(Stream output)
{
using (MFEncoder enc = new MFEncoder())
{
this.encoder = enc;
enc.SetInput(parameters["source"]);
uint setVideo = this.video.HasValue ? this.video.Value : 1;
uint setAudio = this.audio.HasValue ? this.audio.Value : 1;
//Nastavenie video a zvukovej stopy
VideoStream video = null;
AudioStream audio = null;
uint actVideo = 1, actAudio = 1;
foreach (StreamInfoItem item in enc.SourceStreams)
{
if (item.MediaType == StreamMediaType.Video)
{
if (actVideo == setVideo)
{
item.IsSelected = true;
video = item.Video;
}
else
{
item.IsSelected = false;
}
actVideo++;
}
else if (item.MediaType == StreamMediaType.Audio)
{
if (actAudio == setAudio)
{
item.IsSelected = true;
audio = item.Audio;
}
else
{
item.IsSelected = false;
}
actAudio++;
}
else
{
item.IsSelected = false;
}
}
//Zistenie sirky a vysky, povodna hodnota ak nezadane
uint width = 0, height = 0;
if (this.width.HasValue)
{
width = this.width.Value;
}
else if (video != null)
{
width = video.Width;
}
if (this.height.HasValue)
{
height = this.height.Value;
}
else if (video != null)
{
height = video.Height;
}
//Zistenie bitrate pre audio a vide, povodna hodnota ak nezadane
uint vidBitrate = 0, audBitrate = 0;
if (this.vidBitrate.HasValue)
{
vidBitrate = this.vidBitrate.Value * 1000;
}
else if (video != null)
{
vidBitrate = video.Bitrate;
}
if (this.audBitrate.HasValue)
{
audBitrate = this.audBitrate.Value * 1000;
}
else if (audio != null)
{
audBitrate = audio.Bitrate;
}
//Zistenie poctu snimok za sekundu
uint numerator = 0, denominator = 1;
if (parameters.ContainsKey("fps"))
{
numerator = uint.Parse(parameters["fps"]);
}
else if (video != null)
{
numerator = video.Numerator;
denominator = video.Denominator;
}
ContainerType container = ContainerType.MF_MP4;
switch (this.codec)
{
case MFCodec.MP4_MF:
container = ContainerType.MF_MP4;
video = new VideoStream(VideoFormat.H264, width, height, numerator, denominator, InterlaceMode.Progressive, vidBitrate);
audio = new AudioStream(AudioFormat.AAC, 2, 44100, audBitrate);
break;
case MFCodec.WMV3_MF:
container = ContainerType.MF_ASF;
video = new VideoStream(VideoFormat.WMV3, width, height, numerator, denominator, InterlaceMode.Progressive, vidBitrate);
audio = new AudioStream(AudioFormat.WMAudioV9, 2, 44100, audBitrate);
break;
}
//Nastavenie casu zaciatku a konca v sekundach
long startTime = 0, endTime = 0;
if (parameters.ContainsKey("starttime"))
{
startTime = (long)(double.Parse(parameters["starttime"], System.Globalization.CultureInfo.InvariantCulture) * 10000000);
}
if (parameters.ContainsKey("endtime"))
{
endTime = (long)(double.Parse(parameters["endtime"], System.Globalization.CultureInfo.InvariantCulture) * 10000000);
}
if (this.progressChangeDel != null)
{
enc.ProgressChange += new EventHandler <ProgressChangeEventArgs>(enc_ProgressChange);
}
//Nastavenie vystupu
enc.SetOutput(output, container, video, audio, startTime, endTime);
enc.StartEncode();
}
}
