public void StartRecord(string filename)
{
if (recorder != null)
{
recorder.Reset();
}
else
{
recorder = new MediaRecorder();
}
mCamera.Lock();
mCamera.Unlock();
recorder.SetCamera(mCamera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Camcorder);
try
{
//try for full hd
recorder.SetProfile(CamcorderProfile.Get(CURRENTCAMERA, CamcorderQuality.Q1080p));
}
catch
{
try
{
recorder.SetProfile(CamcorderProfile.Get(CURRENTCAMERA, CamcorderQuality.Q720p));
}
catch
{
try
{
//if not hd, try for highest phone can give
recorder.SetProfile(CamcorderProfile.Get(CURRENTCAMERA, CamcorderQuality.High));
}
catch
{
//if not, then set to low
recorder.SetProfile(CamcorderProfile.Get(CURRENTCAMERA, CamcorderQuality.Q480p));
}
}
}
//recorder.SetAudioEncoder(AudioEncoder.Aac);
//recorder.SetVideoEncoder(VideoEncoder.H264);
recorder.SetPreviewDisplay(mPreview.Holder.Surface);
recorder.SetOutputFile(filename);
recorder.SetMaxDuration(1000 * 60 * 5);
try
{
recorder.Prepare();
recorder.Start();
}
catch (Exception e)
{
OnError?.Invoke(e.ToString());
}
}
private void releaseMediaRecorder()
{
if (mediaRecorder != null)
{
mediaRecorder.Reset();
mediaRecorder.Release();
mediaRecorder = null;
camera.Lock();
}
}
/// <summary>
/// Create the camera and try to set auto focus with flash
/// </summary>
/// <param name="holder"></param>
public void CreateCamera(ISurfaceHolder holder) {
try
{
_camera = Camera.Open();
Camera.Parameters p = _camera.GetParameters();
p.PictureFormat = Android.Graphics.ImageFormatType.Jpeg;
p.JpegQuality = 100;
hasAutoFocus = (p.SupportedFocusModes.Contains(Camera.Parameters.FocusModeAuto));
if (hasAutoFocus)
{
p.FocusMode = Camera.Parameters.FocusModeAuto;
focusReady = true;
}
else if (p.SupportedFocusModes.Contains(Camera.Parameters.FocusModeContinuousPicture))
{
p.FocusMode = Camera.Parameters.FocusModeContinuousPicture;
}
if (p.SupportedFlashModes.Contains(Camera.Parameters.FlashModeOn))
{
p.FlashMode = Camera.Parameters.FlashModeOn;
}
_camera.SetParameters(p);
_camera.SetDisplayOrientation(90);
_camera.SetPreviewCallback(this);
_camera.Lock();
_camera.SetPreviewDisplay(holder);
_camera.StartPreview();
if (hasAutoFocus)
{
Toast.MakeText(this, "Press screen to focus", ToastLength.Long).Show();
}
}
catch (Exception e)
{
}
}
