private async void InitMediaCapture()
{
mediaCapture = new Windows.Media.Capture.MediaCapture();
await mediaCapture.InitializeAsync(captureInitSettings);
Windows.Media.Effects.VideoEffectDefinition def = new Windows.Media.Effects.VideoEffectDefinition(Windows.Media.VideoEffects.VideoStabilization);
await mediaCapture.AddVideoEffectAsync(def, MediaStreamType.VideoRecord);
profile = Windows.Media.MediaProperties.MediaEncodingProfile.CreateMp4(Windows.Media.MediaProperties.VideoEncodingQuality.Qvga);
System.Guid MFVideoRotationGuild = new System.Guid("C380465D-2271-428C-9B83-ECEA3B4A85C1");
int MFVideoRotation = ConvertVideoRotationToMFRotation(VideoRotation.None);
profile.Video.Properties.Add(MFVideoRotationGuild, PropertyValue.CreateInt32(MFVideoRotation));
var transcoder = new Windows.Media.Transcoding.MediaTranscoder();
transcoder.AddVideoEffect(Windows.Media.VideoEffects.VideoStabilization);
capturePreview.Source = mediaCapture;
DisplayInformation.AutoRotationPreferences = DisplayOrientations.None;
var definition = new FaceDetectionEffectDefinition();
definition.SynchronousDetectionEnabled = false;
definition.DetectionMode = FaceDetectionMode.HighPerformance;
faceDetectionEffect = (FaceDetectionEffect)await mediaCapture.AddVideoEffectAsync(definition, MediaStreamType.VideoPreview);
faceDetectionEffect.DesiredDetectionInterval = TimeSpan.FromMilliseconds(33);
faceDetectionEffect.Enabled = true;
faceDetectionEffect.FaceDetected += FaceDetectionEffect_FaceDetected;
}
private async void InitMediaCapture()
{
mediaCapture = new Windows.Media.Capture.MediaCapture();
await mediaCapture.InitializeAsync(captureInitSettings);
// Add video stabilization effect during Live Capture
Windows.Media.Effects.VideoEffectDefinition def = new Windows.Media.Effects.VideoEffectDefinition(Windows.Media.VideoEffects.VideoStabilization);
await mediaCapture.AddVideoEffectAsync(def, MediaStreamType.VideoRecord);
profile = Windows.Media.MediaProperties.MediaEncodingProfile.CreateMp4(Windows.Media.MediaProperties.VideoEncodingQuality.Qvga);
// Use MediaEncodingProfile to encode the profile
System.Guid MFVideoRotationGuild = new System.Guid("C380465D-2271-428C-9B83-ECEA3B4A85C1");
int MFVideoRotation = ConvertVideoRotationToMFRotation(VideoRotation.None);
profile.Video.Properties.Add(MFVideoRotationGuild, PropertyValue.CreateInt32(MFVideoRotation));
// add the mediaTranscoder
var transcoder = new Windows.Media.Transcoding.MediaTranscoder();
transcoder.AddVideoEffect(Windows.Media.VideoEffects.VideoStabilization);
// wire to preview XAML element
capturePreview.Source = mediaCapture;
DisplayInformation.AutoRotationPreferences = DisplayOrientations.None;
}
private async Task <MediaCapture> StartRecording(string fileName)
{
var devices = await Windows.Devices.Enumeration.DeviceInformation.FindAllAsync(Windows.Devices.Enumeration.DeviceClass.VideoCapture);
var camerDeviceId = devices.FirstOrDefault()?.Id;
var captureSettings = new MediaCaptureInitializationSettings
{
VideoDeviceId = camerDeviceId,
AudioDeviceId = string.Empty,
PhotoCaptureSource = PhotoCaptureSource.VideoPreview,
StreamingCaptureMode = StreamingCaptureMode.Video
};
var mediaCapture = new MediaCapture();
await mediaCapture.InitializeAsync(captureSettings);
var def = new Windows.Media.Effects.VideoEffectDefinition(Windows.Media.VideoEffects.VideoStabilization);
await mediaCapture.AddVideoEffectAsync(def, MediaStreamType.VideoRecord);
var profile = MediaEncodingProfile.CreateMp4(VideoEncodingQuality.Qvga);
var storageFolder = await KnownFolders.RemovableDevices
.GetFolderAsync("E:\\");
var storageFile = await storageFolder.CreateFileAsync(fileName, CreationCollisionOption.GenerateUniqueName);
await mediaCapture.StartRecordToStorageFileAsync(profile, storageFile);
return(mediaCapture);
}
private async Task AddEffectsAsync()
{
UpdateConfiguration();
var videoEffectDefinition = new Windows.Media.Effects.VideoEffectDefinition("Lumia.Imaging.VideoEffect", m_configurationPropertySet);
await m_mediaCapture.ClearEffectsAsync(MediaStreamType.VideoPreview);
await m_mediaCapture.ClearEffectsAsync(MediaStreamType.VideoRecord);
await m_mediaCapture.ClearEffectsAsync(MediaStreamType.Photo);
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.VideoPreview);
switch (m_mediaCapture.MediaCaptureSettings.VideoDeviceCharacteristic)
{
case VideoDeviceCharacteristic.AllStreamsIndependent:
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.VideoRecord);
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.Photo);
break;
case VideoDeviceCharacteristic.PreviewPhotoStreamsIdentical:
case VideoDeviceCharacteristic.RecordPhotoStreamsIdentical:
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.VideoRecord);
break;
case VideoDeviceCharacteristic.PreviewRecordStreamsIdentical:
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.Photo);
break;
}
}
async Task initMediaCaptureAsync()
{
var captureInitSettings = new Windows.Media.Capture.MediaCaptureInitializationSettings();
captureInitSettings.AudioDeviceId = DeviceInfo.Instance.Id;
captureInitSettings.VideoDeviceId = DeviceInfo.Instance.Id;
captureInitSettings.StreamingCaptureMode = Windows.Media.Capture.StreamingCaptureMode.AudioAndVideo;
captureInitSettings.PhotoCaptureSource = Windows.Media.Capture.PhotoCaptureSource.VideoPreview;
if (deviceList.Count > 0)
{
captureInitSettings.VideoDeviceId = deviceList[0].Id;
}
mediaCapture = new Windows.Media.Capture.MediaCapture();
await mediaCapture.InitializeAsync(captureInitSettings);
// Add video stabilization effect during Live Capture
Windows.Media.Effects.VideoEffectDefinition def = new Windows.Media.Effects.VideoEffectDefinition(Windows.Media.VideoEffects.VideoStabilization);
await mediaCapture.AddVideoEffectAsync(def, MediaStreamType.VideoRecord);
profile = Windows.Media.MediaProperties.MediaEncodingProfile.CreateMp4(Windows.Media.MediaProperties.VideoEncodingQuality.Qvga);
// Use MediaEncodingProfile to encode the profile
System.Guid MFVideoRotationGuild = new System.Guid("C380465D-2271-428C-9B83-ECEA3B4A85C1");
int MFVideoRotation = convertVideoRotationToMFRotation(VideoRotation.None);
profile.Video.Properties.Add(MFVideoRotationGuild, PropertyValue.CreateInt32(MFVideoRotation));
// add the mediaTranscoder
var transcoder = new Windows.Media.Transcoding.MediaTranscoder();
transcoder.AddVideoEffect(Windows.Media.VideoEffects.VideoStabilization);
// wire to preview XAML element
DisplayInformation.AutoRotationPreferences = DisplayOrientations.None;
}
private async Task AddEffectsAsync()
{
UpdateConfiguration();
var videoEffectDefinition = new Windows.Media.Effects.VideoEffectDefinition("Lumia.Imaging.VideoEffect", m_configurationPropertySet);
await m_mediaCapture.ClearEffectsAsync(MediaStreamType.VideoPreview);
await m_mediaCapture.ClearEffectsAsync(MediaStreamType.VideoRecord);
await m_mediaCapture.ClearEffectsAsync(MediaStreamType.Photo);
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.VideoPreview);
switch (m_mediaCapture.MediaCaptureSettings.VideoDeviceCharacteristic)
{
case VideoDeviceCharacteristic.AllStreamsIndependent:
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.VideoRecord);
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.Photo);
break;
case VideoDeviceCharacteristic.PreviewPhotoStreamsIdentical:
case VideoDeviceCharacteristic.RecordPhotoStreamsIdentical:
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.VideoRecord);
break;
case VideoDeviceCharacteristic.PreviewRecordStreamsIdentical:
await m_mediaCapture.AddVideoEffectAsync(videoEffectDefinition, MediaStreamType.Photo);
break;
}
}
async Task AddVideoStabilization()
{
var def = new Windows.Media.Effects.VideoEffectDefinition(Windows.Media.VideoEffects.VideoStabilization);
await mediaCapture.AddVideoEffectAsync(def, MediaStreamType.VideoRecord);
}
