public async void StartRecord(string label, uint quality)
{
try
{
if (mode == RecordMode.AUDIO)
{
StorageFile file = await videoStore.CreateFileAsync($"{label}.mp3", CreationCollisionOption.GenerateUniqueName);
await MediaCap.StartRecordToStorageFileAsync(MediaEncodingProfile.CreateMp3(AudioEncodingQuality.Auto), file);
}
else if (mode == RecordMode.VIDEO || mode == RecordMode.VIDEOAUDIO)
{
// Choose quality based recording
MediaCap.SetEncoderProperty(MediaStreamType.VideoRecord, new Guid(0x1c0608e9, 0x370c, 0x4710, 0x8a, 0x58, 0xcb, 0x61, 0x81, 0xc4, 0x24, 0x23), PropertyValue.CreateUInt32(3));
// Set quality level
MediaCap.SetEncoderProperty(MediaStreamType.VideoRecord, new Guid(0xfcbf57a3, 0x7ea5, 0x4b0c, 0x96, 0x44, 0x69, 0xb4, 0x0c, 0x39, 0xc3, 0x91), PropertyValue.CreateUInt32(quality));
StorageFile file = await videoStore.CreateFileAsync($"{label}.mp4", CreationCollisionOption.GenerateUniqueName);
await MediaCap.StartRecordToStorageFileAsync(MediaEncodingProfile.CreateMp4(VideoEncodingQuality.Auto), file);
}
else
{
IsRecording = false;
}
IsRecording = true;
Log.Error("Began Recording");
}
catch (Exception ex)
{
Log.Error($"Failed to record:\t{ex}");
}
}
public async void StopRecord()
{
if (IsRecording)
{
try
{
await MediaCap.StopRecordAsync();
IsRecording = false;
Log.Error("Finished Recording");
}
catch (Exception ex)
{
Log.Error($"Failed to save recording:\t{ex}");
}
}
}
/// <summary>
/// Takes a picture from the webcam
/// </summary>
/// <returns>StorageFile of image</returns>
public async Task <StorageFile> TakePicture()
{
try
{
//captureImage is our Xaml image control (to preview the picture onscreen)
CaptureImage.Source = null;
//gets a reference to the file we're about to write a picture into
StorageFile photoFile = await KnownFolders.PicturesLibrary.CreateFileAsync(
"EmotionPic.jpg", CreationCollisionOption.GenerateUniqueName);
//use the MediaCapture object to stream captured photo to a file
ImageEncodingProperties imageProperties = ImageEncodingProperties.CreateJpeg();
await MediaCap.CapturePhotoToStorageFileAsync(imageProperties, photoFile);
//show photo onscreen
IRandomAccessStream photoStream = await photoFile.OpenReadAsync();
BitmapImage bitmap = new BitmapImage();
bitmap.SetSource(photoStream);
CaptureImage.Width = bitmap.PixelWidth;
CaptureImage.Height = bitmap.PixelHeight;
CaptureImage.Source = bitmap;
AppStatus.Text = "Took Photo: " + photoFile.Name;
return(photoFile);
}
catch (Exception ex)
{
//write the exception on screen
AppStatus.Text = "Error taking picture: " + ex.Message;
return(null);
}
}
