//<SnippetGetMediaEncodingProfile>
public MediaEncodingProfile CreateProfileForTranscoder(VideoStreamDescriptor videoStream1, VideoStreamDescriptor videoStream2, AudioStreamDescriptor audioStream, TimedMetadataStreamDescriptor timedMetadataStream)
{
ContainerEncodingProperties container = new ContainerEncodingProperties()
{
Subtype = MediaEncodingSubtypes.Mpeg4
};
MediaEncodingProfile profile = new MediaEncodingProfile()
{
Container = container
};
VideoStreamDescriptor encodingVideoStream1 = videoStream1.Copy();
encodingVideoStream1.EncodingProperties.Subtype = MediaEncodingSubtypes.H264;
encodingVideoStream1.Label = videoStream1.Name;
VideoStreamDescriptor encodingVideoStream2 = videoStream2.Copy();
encodingVideoStream2.EncodingProperties.Subtype = MediaEncodingSubtypes.H264;
encodingVideoStream2.Label = videoStream2.Name;
AudioStreamDescriptor encodingAudioStream = audioStream.Copy();
encodingAudioStream.EncodingProperties.Subtype = MediaEncodingSubtypes.Ac3;
encodingAudioStream.Label = audioStream.Name;
TimedMetadataStreamDescriptor encodingTimedMetadataStream = timedMetadataStream.Copy();
profile.SetTimedMetadataTracks(new TimedMetadataStreamDescriptor[] { encodingTimedMetadataStream });
profile.SetVideoTracks(new VideoStreamDescriptor[] { encodingVideoStream1, encodingVideoStream2 });
profile.SetAudioTracks(new AudioStreamDescriptor[] { encodingAudioStream });
return(profile);
}
private async void MultiRecord_Click(object sender, RoutedEventArgs e)
{
//<SnippetMultiRecordFindSensorGroups>
var sensorGroups = await MediaFrameSourceGroup.FindAllAsync();
var foundGroup = sensorGroups.Select(g => new
{
group = g,
color1 = g.SourceInfos.Where(info => info.SourceKind == MediaFrameSourceKind.Color && info.DeviceInformation.EnclosureLocation.Panel == Windows.Devices.Enumeration.Panel.Front).FirstOrDefault(),
color2 = g.SourceInfos.Where(info => info.SourceKind == MediaFrameSourceKind.Color && info.DeviceInformation.EnclosureLocation.Panel == Windows.Devices.Enumeration.Panel.Back).FirstOrDefault()
}).Where(g => g.color1 != null && g.color2 != null).FirstOrDefault();
if (foundGroup == null)
{
Debug.WriteLine("No groups found.");
return;
}
//</SnippetMultiRecordFindSensorGroups>
//<SnippetMultiRecordInitMediaCapture>
var settings = new MediaCaptureInitializationSettings()
{
SourceGroup = foundGroup.group
};
mediaCapture = new MediaCapture();
await mediaCapture.InitializeAsync(settings);
//</SnippetMultiRecordInitMediaCapture>
//<SnippetMultiRecordMediaEncodingProfile>
var profile = new MediaEncodingProfile();
profile.Container = new ContainerEncodingProperties();
profile.Container.Subtype = MediaEncodingSubtypes.Mpeg4;
List <VideoStreamDescriptor> streams = new List <VideoStreamDescriptor>();
var encodeProps = VideoEncodingProperties.CreateH264();
encodeProps.Subtype = MediaEncodingSubtypes.H264;
var stream1Desc = new VideoStreamDescriptor(encodeProps);
stream1Desc.Label = foundGroup.color1.Id;
streams.Add(stream1Desc);
var encodeProps2 = VideoEncodingProperties.CreateH264();
encodeProps2.Subtype = MediaEncodingSubtypes.H264;
var stream2Desc = new VideoStreamDescriptor(encodeProps2);
stream2Desc.Label = foundGroup.color2.Id;
streams.Add(stream2Desc);
profile.SetVideoTracks(streams);
profile.Audio = null;
//</SnippetMultiRecordMediaEncodingProfile>
Debug.WriteLine("started");
//<SnippetMultiRecordToFile>
var recordFile = await Windows.Storage.KnownFolders.CameraRoll.CreateFileAsync("record.mp4", Windows.Storage.CreationCollisionOption.GenerateUniqueName);
await mediaCapture.StartRecordToStorageFileAsync(profile, recordFile);
await Task.Delay(8000);
await mediaCapture.StopRecordAsync();
//</SnippetMultiRecordToFile>
Debug.WriteLine("done");
}
