private async Task RecordVideo()
{
if (!(Element as VideoCameraPage).IsRecording)
{
string filepath = System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal);
string filename = System.IO.Path.Combine(filepath, "video.mp4");
if (File.Exists(filename))
{
File.Delete(filename);
}
recorder = new MediaRecorder();
camera.Unlock();
recorder.SetCamera(camera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Mic);
recorder.SetProfile(CamcorderProfile.Get(0, CamcorderQuality.High));
//recorder.SetVideoEncoder(VideoEncoder.Default);
//recorder.SetAudioEncoder(AudioEncoder.Default);
//recorder.SetOutputFormat(OutputFormat.Mpeg4);
recorder.SetOutputFile(filename);
recorder.Prepare();
recorder.Start();
(Element as VideoCameraPage).IsRecording = true;
}
}
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());
}
}
public void StartRecording(object sender, EventArgs e)
{
////Make sure we're in a good state before we start recording
//if (!XamRecorder.IsPreviewing)
//{
// throw new Exception("You can't start recording until you are previewing.");
//}
if (XamRecorder.IsRecording)
{
throw new Exception("You can't start recording because you are already recording.");
}
//Set path for the video file
string filepath = System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal);
string filename = Path.Combine(filepath, "video.mp4");
//string path = Android.OS.Environment.ExternalStorageDirectory.AbsolutePath + "/video.mp4";
XamRecorder.VideoFileName = filename;
if (IsCameraAvailable)
{
//Delete the file if it already exists
if (File.Exists(filename))
{
File.Delete(filename);
}
//Start recording
recorder = new MediaRecorder();
camera.Unlock();
recorder.SetCamera(camera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Mic);
recorder.SetProfile(CamcorderProfile.Get(cameraId, CamcorderQuality.High));
//recorder.SetVideoEncoder(VideoEncoder.Default); //Also tried default
//recorder.SetAudioEncoder(AudioEncoder.Default); //Also tried default
//recorder.SetOutputFormat(OutputFormat.Mpeg4);
recorder.SetOutputFile(filename);
recorder.SetPreviewDisplay(holder.Surface);
recorder.Prepare();
recorder.Start();
}
else
{
//Copy sample video to destiantion path just to have something there.
FileInfo sample = new FileInfo("sample.mp4");
sample.CopyTo(filename);
}
XamRecorder.IsPreviewing = true;
XamRecorder.IsRecording = true;
}
private void SetRecorderProperties()
{
recorder = new MediaRecorder();
recorder.SetCamera(camera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Mic);
recorder.SetOutputFormat(OutputFormat.Mpeg4);
recorder.SetVideoEncoder(VideoEncoder.H264);
recorder.SetAudioEncoder(AudioEncoder.AmrNb);
recorder.SetOutputFile(path);
recorder.SetOrientationHint(90);
}
public void StartRecord()
{
var video = Activity.FindViewById <VideoView>(Resource.Id.videoView1);
video.StopPlayback();
var documents = System.Environment.GetFolderPath(System.Environment.SpecialFolder.MyDocuments);
var filename = System.IO.Path.Combine(documents, write_sequence.ToString() + ".MP4");
File.Delete(filename);
var cameraParameters = camera.GetParameters();
var supportedSizes = cameraParameters.SupportedVideoSizes;
var supportedPreviewSizes = cameraParameters.SupportedPreviewSizes;
// cameraParameters.Zoom = 30;
camera.Unlock();
recorder?.Release();
recorder = null;
recorder = new MediaRecorder();
recorder.SetCamera(camera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Camcorder);
recorder.SetOutputFormat(OutputFormat.Mpeg4);
recorder.SetVideoSize(supportedSizes[0].Width, supportedSizes[0].Height);
recorder.SetVideoEncoder(VideoEncoder.Mpeg4Sp);
recorder.SetAudioEncoder(AudioEncoder.AmrNb);
// Change the stream to your stream of choice.
//((AudioManager)activity.getApplicationContext().getSystemService(Context.AUDIO_SERVICE)).setStreamMute(AudioManager.STREAM_ALARM, true);
//((AudioManager)activity.getApplicationContext().getSystemService(Context.AUDIO_SERVICE)).setStreamMute(AudioManager.STREAM_DTMF, true);
//((AudioManager)activity.getApplicationContext().getSystemService(Context.AUDIO_SERVICE)).setStreamMute(AudioManager.STREAM_MUSIC, true);
//((AudioManager)activity.getApplicationContext().getSystemService(Context.AUDIO_SERVICE)).setStreamMute(AudioManager.STREAM_RING, true);
//((AudioManager)activity.getApplicationContext().getSystemService(Context.AUDIO_SERVICE)).setStreamMute(AudioManager.STREAM_SYSTEM, true);
//((AudioManager)activity.getApplicationContext().getSystemService(Context.AUDIO_SERVICE)).setStreamMute(AudioManager.STREAM_VOICE_CALL, true);
recorder.SetPreviewDisplay(video.Holder.Surface);
recorder.SetOutputFile(filename);
recorder.Prepare();
recorder.Start();
}
private MediaRecorder ConfigurateRecoder()
{
mediaRecorder = new MediaRecorder();
mediaRecorder.SetCamera(camera);
mediaRecorder.SetAudioSource(AudioSource.Camcorder);
mediaRecorder.SetVideoSource(VideoSource.Camera);
mediaRecorder.SetOutputFormat(OutputFormat.Mpeg4);
mediaRecorder.SetAudioEncoder(AudioEncoder.Aac);
mediaRecorder.SetVideoEncoder(VideoEncoder.H264);
mediaRecorder.SetVideoSize(640, 480);
mediaRecorder.SetVideoFrameRate(16);
mediaRecorder.SetVideoEncodingBitRate(3000000);
mediaRecorder.SetPreviewDisplay(prevImage.Holder.Surface);
return(mediaRecorder);
}
//PREPARAMOS NUESTRO MEDIA RECORD Y CAMARA
private bool PrepararVideoRecorder()
{
//OBTENEMOS LA INSTANCIA DE NUESTRA CAMARA YA PREPARADA
_camera = ObtenerInstanciaCamara();
//INICIALIZAMOS NUESTRA VARIABLE MEDIARECORDER
_mediaRecorder = new MediaRecorder();
//LE INDICAMOS A NUESTRA CAMARA QUE CAMBIE DE ROTACION ESTO ES DEVIDO QUE POR DEFUALT NOS MUESTRA EN POSICION HORIZONTAL,
//Y COMO DEFINIMOS QUE LA POSICION DE NUESTRA APP SEA Portrait, REALIZAMOS EL CAMBIO.
_camera.SetDisplayOrientation(90);
//ABRIMOS NUESTRA CAMARA PARA SER USADA
_camera.Unlock();
//DE IGUAL FORMA QUE NUESTRA CAMARA CAMBIAMOS LA POSICION DE NUESTRA MEDIARECORDER
_mediaRecorder.SetOrientationHint(90);
//ASIGNAMOS LA CAMARA A NUESTRA MEDIARECORDER
_mediaRecorder.SetCamera(_camera);
//ASIGNAMOS LOS FORMATOS DE VIDEO Y AUDIO
_mediaRecorder.SetAudioSource(AudioSource.Camcorder);
_mediaRecorder.SetVideoSource(VideoSource.Camera);
//RECUPERAMOS EL PERFIL QUE TIENE NUESTRA CAMARA PARA PODER ASIGNARSELA A NUESTRA MEDIARECORDER
var camcorderProfile = ((int)Build.VERSION.SdkInt) >= 9 ? CamcorderProfile.Get(0, CamcorderQuality.High) : CamcorderProfile.Get(CamcorderQuality.High);
//ASIGNAMOS EL PERFIL A NUESTRO MEDIARECORDER
_mediaRecorder.SetProfile(camcorderProfile);
//LE ASIGNAMOS EL PATH DONDE SE ENCUESTRA NUESTRO ARCHIVO DE VIDEO PARA PODER CREARLO
_mediaRecorder.SetOutputFile(PathArchivoVideo());
//ASIGNAMOS EL SURFACE A NUESTRO MEDIARECORDER QUE UTILIZARA PARA VISUALIZAR LO QUE ESTAMOS GRABANDO
_mediaRecorder.SetPreviewDisplay(_videoView.Holder.Surface);
try
{
//CONFIRMAMOS LOS CAMBIOS HECHOS EN NUESTRO MEDIA RECORDER PARA PODER INICIAR A GRABAR
_mediaRecorder.Prepare();
return(true);
}
catch
{
//SI OCURRE ALGUN PROBLEMA LIBRAMOS LOS RECURSOS ASIGNADOS A NUESTRO MEDIARECORDER
LiberarMediaRecorder();
return(false);
}
}
private async void TakePhotoButtonTapped(object sender, EventArgs e)
{
//camera.StopPreview ();
//DialogService.ShowLoading ("Capturing Every Pixel");
//var image = textureView.Bitmap;
//using (var imageStream = new MemoryStream ()) {
// await image.CompressAsync (Bitmap.CompressFormat.Jpeg, 50, imageStream);
// image.Recycle ();
// imageBytes = imageStream.ToArray ();
//}
//var navigationPage = new NavigationPage (new DrawMomentPage (imageBytes)) {
// BarBackgroundColor = Colors.NavigationBarColor,
// BarTextColor = Colors.NavigationBarTextColor
//};
//DialogService.HideLoading ();
//camera.StartPreview ();
//await App.Current.MainPage.Navigation.PushModalAsync (navigationPage, false);
//var video = FindViewById<VideoView>(Resource.Id.SampleVideoView);
vv.StopPlayback();
string path = global::Android.OS.Environment.ExternalStorageDirectory.AbsolutePath + "/test.mp4";
camera = global::Android.Hardware.Camera.Open();
camera.SetDisplayOrientation(90);
recorder = new MediaRecorder();
camera.Unlock();
recorder.SetCamera(camera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Mic);
recorder.SetOutputFormat(OutputFormat.Default);
recorder.SetVideoEncoder(VideoEncoder.Default);
recorder.SetAudioEncoder(AudioEncoder.Default);
recorder.SetOutputFile(path);
recorder.SetPreviewDisplay(vv.Holder.Surface);
recorder.Prepare();
recorder.Start();
}
public void StartRecord(object video_obj)
{
VideoView video = video_obj as VideoView;
InitCamera();
video.StopPlayback();
var documents = System.Environment.GetFolderPath(System.Environment.SpecialFolder.MyDocuments);
var filename = System.IO.Path.Combine(documents, "Write.MP4");
File.Delete(filename);
var cameraParameters = camera.GetParameters();
var supportedSizes = cameraParameters.SupportedVideoSizes;
var supportedPreviewSizes = cameraParameters.SupportedPreviewSizes;
camera.Unlock();
recorder?.Release();
recorder = null;
recorder = new MediaRecorder();
recorder.SetCamera(camera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Camcorder);
recorder.SetOutputFormat(OutputFormat.Mpeg4);
recorder.SetVideoSize(supportedSizes[0].Width, supportedSizes[0].Height);
recorder.SetVideoEncoder(VideoEncoder.Mpeg4Sp);
recorder.SetAudioEncoder(AudioEncoder.AmrNb);
recorder.SetPreviewDisplay(video.Holder.Surface);
recorder.SetOutputFile(filename);
recorder.Prepare();
recorder.Start();
}
private void prepare()
{
if (recorder == null)
{
recorder = new MediaRecorder();
}
recorder.Reset();
if (camera != null)
{
camera.Unlock();
recorder.SetCamera(camera);
}
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Camcorder);
recorder.SetOutputFormat(OutputFormat.Mpeg4);
recorder.SetVideoEncoder(VideoEncoder.H264);
recorder.SetAudioEncoder(AudioEncoder.Aac);
recorder.SetOrientationHint(90);
recorder.SetOutputFile(savePath);
recorder.SetMaxDuration(10 * 1000);
recorder.SetMaxFileSize(5 * 1000 * 1000);
recorder.SetVideoEncodingBitRate(2 * 1024 * 1024);
if (supportFrameRate > 0)
{
recorder.SetVideoFrameRate(supportFrameRate);
}
//recorder.SetPreviewDisplay(vv.Holder.Surface);
if (videoSizeList != null && videoSizeList.Count > 0)
{
recorder.SetVideoSize(videoSizeList[bestIndex].Width, videoSizeList[bestIndex].Height);
}
try
{
recorder.Prepare();
}
catch (Exception e)
{
Console.Out.WriteLine("===prepare error:" + e);
}
}
private bool PrepareMediaRecorder()
{
outputPath = new Java.IO.File(Activity.GetExternalFilesDir(null),
DateTime.UtcNow.ToString("MM-dd-yyyy-HH-mm-ss-fff") + ".mp4").AbsolutePath;
if (File.Exists(outputPath))
{
File.Delete(outputPath);
}
Camera.Parameters parameters = camera.GetParameters();
camera.Unlock();
mediaRecorder = new MediaRecorder();
mediaRecorder.SetOutputFile(outputPath);
mediaRecorder.SetCamera(camera);
mediaRecorder.SetAudioSource(AudioSource.Camcorder);
mediaRecorder.SetVideoSource(VideoSource.Camera);
mediaRecorder.SetOutputFormat(OutputFormat.Mpeg4);
mediaRecorder.SetVideoFrameRate(30);
mediaRecorder.SetVideoEncodingBitRate(5000000);
mediaRecorder.SetVideoEncoder(VideoEncoder.H264);
mediaRecorder.SetAudioEncoder(AudioEncoder.Aac);
mediaRecorder.SetAudioSamplingRate(44100);
mediaRecorder.SetAudioEncodingBitRate(96000);
mediaRecorder.SetVideoSize(parameters.PictureSize.Width, parameters.PictureSize.Height);
mediaRecorder.SetMaxDuration(600000); // ten mins
try
{
mediaRecorder.Prepare();
}
catch (Exception e)
{
Console.WriteLine(e.Message);
ReleaseMediaRecorder();
return(false);
}
return(true);
}
private bool PrepareMediaRecorder()
{
camera = Camera.Open();
recorder = new MediaRecorder();
camera.Unlock();
recorder.SetCamera(camera);
recorder.SetAudioSource(AudioSource.Camcorder);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetProfile(CamcorderProfile.Get(CamcorderQuality.High));
recorder.SetOutputFile(GetOutputMediaFile(MediaType.Video).ToString());
recorder.SetPreviewDisplay(preview.Holder.Surface);
try
{
recorder.Prepare();
}
catch (IllegalStateException e)
{
Log.Debug("PrepareMediaRecorder", "Illegal state: " + e.Message);
ReleaseMediaRecorder();
return(false);
}
catch (IOException e)
{
Log.Debug("PrepareMediaRecorder", "IOException " + e.Message);
ReleaseMediaRecorder();
return(false);
}
return(true);
}
// Should not be called by the UI thread
private MP4Config testMediaRecorderAPI()
{
System.String key = PREF_PREFIX + "h264-mr-" + mRequestedQuality.framerate + "," + mRequestedQuality.resX + "," + mRequestedQuality.resY;
if (mSettings != null && mSettings.Contains(key))
{
System.String[] s = mSettings.GetString(key, "").Split(',');
return(new MP4Config(s[0], s[1], s[2]));
}
if (!Android.OS.Environment.ExternalStorageState.Equals(Android.OS.Environment.MediaMounted))
{
throw new StorageUnavailableException("No external storage or external storage not ready !");
}
System.String TESTFILE = Android.OS.Environment.ExternalStorageDirectory.ToString() + "/spydroid-test.mp4";
Log.Info(TAG, "Testing H264 support... Test file saved at: " + TESTFILE);
try {
File file = new File(TESTFILE);
file.CreateNewFile();
} catch (IOException e) {
throw new StorageUnavailableException(e.Message);
}
// Save flash state & set it to false so that led remains off while testing h264
bool savedFlashState = mFlashEnabled;
mFlashEnabled = false;
bool previewStarted = mPreviewStarted;
bool cameraOpen = mCamera != null;
createCamera();
// Stops the preview if needed
if (mPreviewStarted)
{
lockCamera();
try {
mCamera.stopPreview();
} catch (Exception e) {}
mPreviewStarted = false;
}
try {
Thread.Sleep(100);
} catch (InterruptedException e1) {
// TODO Auto-generated catch block
e1.PrintStackTrace();
}
unlockCamera();
try {
mMediaRecorder = new MediaRecorder();
mMediaRecorder.SetCamera(mCamera);
mMediaRecorder.SetVideoSource(VideoSource.Camera);
mMediaRecorder.SetOutputFormat(OutputFormat.ThreeGpp);
mMediaRecorder.SetVideoEncoder((VideoEncoder)mVideoEncoder);
mMediaRecorder.SetPreviewDisplay(mSurfaceView.Holder.Surface);
mMediaRecorder.SetVideoSize(mRequestedQuality.resX, mRequestedQuality.resY);
mMediaRecorder.SetVideoFrameRate(mRequestedQuality.framerate);
mMediaRecorder.SetVideoEncodingBitRate((int)(mRequestedQuality.bitrate * 0.8));
mMediaRecorder.SetOutputFile(TESTFILE);
mMediaRecorder.SetMaxDuration(3000);
// We wait a little and stop recording
mMediaRecorder.SetOnInfoListener(this);
/*mMediaRecorder.SetOnInfoListener(new MediaRecorder.IOnInfoListener() {
* public void onInfo(MediaRecorder mr, int what, int extra) {
* Log.d(TAG,"MediaRecorder callback called !");
* if (what==MediaRecorder.MEDIA_RECORDER_INFO_MAX_DURATION_REACHED) {
* Log.d(TAG,"MediaRecorder: MAX_DURATION_REACHED");
* } else if (what==MediaRecorder.MEDIA_RECORDER_INFO_MAX_FILESIZE_REACHED) {
* Log.d(TAG,"MediaRecorder: MAX_FILESIZE_REACHED");
* } else if (what==MediaRecorder.MEDIA_RECORDER_INFO_UNKNOWN) {
* Log.d(TAG,"MediaRecorder: INFO_UNKNOWN");
* } else {
* Log.d(TAG,"WTF ?");
* }
* mLock.release();
* }
* });*/
// Start recording
mMediaRecorder.Prepare();
mMediaRecorder.Start();
if (mLock.TryAcquire(6, TimeUnit.Seconds))
{
Log.d(TAG, "MediaRecorder callback was called :)");
Thread.Sleep(400);
}
else
{
Log.d(TAG, "MediaRecorder callback was not called after 6 seconds... :(");
}
} catch (IOException e) {
throw new ConfNotSupportedException(e.Message);
} catch (RuntimeException e) {
throw new ConfNotSupportedException(e.Message);
} catch (InterruptedException e) {
e.PrintStackTrace();
} finally {
try {
mMediaRecorder.stop();
} catch (Java.Lang.Exception e) {}
mMediaRecorder.Release();
mMediaRecorder = null;
lockCamera();
if (!cameraOpen)
{
destroyCamera();
}
// Restore flash state
mFlashEnabled = savedFlashState;
if (previewStarted)
{
// If the preview was started before the test, we try to restart it.
try {
startPreview();
} catch (Java.Lang.Exception e) {}
}
}
// Retrieve SPS & PPS & ProfileId with MP4Config
MP4Config config = new MP4Config(TESTFILE);
// Delete dummy video
File file = new File(TESTFILE);
if (!file.Delete())
{
Log.e(TAG, "Temp file could not be erased");
}
Log.i(TAG, "H264 Test succeded...");
// Save test result
if (mSettings != null)
{
ISharedPreferencesEditor editor = mSettings.Edit();
editor.PutString(key, config.getProfileLevel() + "," + config.getB64SPS() + "," + config.getB64PPS());
editor.Commit();
}
return(config);
}
/**
* Video encoding is done by a MediaRecorder.
*/
protected override void encodeWithMediaRecorder()
{
Log.Debug(TAG,"Video encoded using the MediaRecorder API");
// We need a local socket to forward data output by the camera to the packetizer
createSockets();
// Reopens the camera if needed
destroyCamera();
createCamera();
// The camera must be unlocked before the MediaRecorder can use it
unlockCamera();
try {
mMediaRecorder = new MediaRecorder();
mMediaRecorder.SetCamera(mCamera);
mMediaRecorder.SetVideoSource(VideoSource.Camera);
mMediaRecorder.SetOutputFormat(OutputFormat.ThreeGpp);
mMediaRecorder.SetVideoEncoder((VideoEncoder) mVideoEncoder);
mMediaRecorder.SetPreviewDisplay(mSurfaceView.Holder.Surface);
mMediaRecorder.SetVideoSize(mRequestedQuality.resX,mRequestedQuality.resY);
mMediaRecorder.SetVideoFrameRate(mRequestedQuality.framerate);
// The bandwidth actually consumed is often above what was requested
mMediaRecorder.SetVideoEncodingBitRate((int)(mRequestedQuality.bitrate*0.8));
// We write the output of the camera in a local socket instead of a file !
// This one little trick makes streaming feasible quiet simply: data from the camera
// can then be manipulated at the other end of the socket
FileDescriptor fd = null;
if (sPipeApi == PIPE_API_PFD) {
fd = mParcelWrite.FileDescriptor;
} else {
fd = mSender.FileDescriptor;
}
mMediaRecorder.SetOutputFile(fd);
mMediaRecorder.Prepare();
mMediaRecorder.Start();
} catch (System.Exception e) {
throw new ConfNotSupportedException(e.Message);
}
InputStream inputStream = null;
System.IO.Stream inputSStream = null;
if (sPipeApi == PIPE_API_PFD) {
inputStream = new ParcelFileDescriptor.AutoCloseInputStream(mParcelRead);
} else {
inputSStream = mReceiver.InputStream;
}
// This will skip the MPEG4 header if this step fails we can't stream anything :(
try {
byte[] buffer = new byte[4];
// Skip all atoms preceding mdat atom
while (!Thread.Interrupted())
{
if (inputSStream != null)
{
while (inputSStream.ReadByte() != 'm') ;
inputSStream.Read(buffer, 0, 3);
}
else
{
while (inputStream.Read() != 'm');
inputStream.Read(buffer,0,3);
}
if (buffer[0] == 'd' && buffer[1] == 'a' && buffer[2] == 't') break;
}
} catch (IOException e) {
Log.Error(TAG,"Couldn't skip mp4 header :/");
stop();
throw e;
}
// The packetizer encapsulates the bit stream in an RTP stream and send it over the network
mPacketizer.setInputStream(inputStream);
mPacketizer.setInputSStream(inputSStream);
mPacketizer.start();
mStreaming = true;
}
protected override void OnElementChanged(ElementChangedEventArgs <PocketPro.CameraPreview> e)
{
base.OnElementChanged(e);
if (Control == null)
{
cameraPreview = new CameraPreview(Context);
cameraPreview.OnPictureReturn = e.NewElement.OnPictureReturn;
cameraPreview.OnVideoStarted = e.NewElement.OnVideoStarted;
cameraPreview.OnVideoFinished = e.NewElement.OnVideoFinished;
SetNativeControl(cameraPreview);
}
if (e.OldElement != null)
{
// Unsubscribe
cameraPreview.Click -= OnCameraPreviewClicked;
}
if (e.NewElement != null)
{
Camera camera = null;
e.NewElement.TakePhotoEvent += (sender, args) =>
{
if (cameraPreview.Preview != null)
{
cameraPreview.OnPictureReturn = ((PocketPro.CameraPreview)(sender)).OnPictureReturn;
cameraPreview.OnVideoStarted = ((PocketPro.CameraPreview)(sender)).OnVideoStarted;
cameraPreview.OnVideoFinished = ((PocketPro.CameraPreview)(sender)).OnVideoFinished;
//cameraPreview.Preview.AutoFocus(new AutofocusCallBack(cameraPreview)
//{
// isTakePhoto = true
//});
cameraPreview.camera.EnableShutterSound(false);
cameraPreview.camera.TakePicture(new ShutterCallback(), null, new JpegCallback(this.cameraPreview));
//}
//else camera.AutoFocus(new AutofocusCallBack(cameraPreview)); // TODO: Verify No Memory Leak On Failure
}
else
{
}
};
e.NewElement.StartRecordingEvent += (sender, args) => {
cameraPreview.Preview.StopPreview();
cameraPreview.Preview.Release();
var cameraOption = cameraOptions.Equals(CameraOptions.Front) ? CameraOptions.Front : CameraOptions.Rear;
var dcimPath = Android.OS.Environment.GetExternalStoragePublicDirectory(Environment.DirectoryMovies).Path;
var sdf = new SimpleDateFormat("yyyyMMdd_HHmmss");
var currentDateandTime = sdf.Format(new Date());
var filename = $"PocketPro - {currentDateandTime}.mp4";
var dcimFilePath = System.IO.Path.Combine(dcimPath, filename);
videoFilePath = dcimFilePath;
camera = Camera.Open((int)cameraOption);
cameraOptions = cameraOption;
cameraPreview.Preview = camera;
camera.Unlock();
try
{
mRecorder = new MediaRecorder();
mRecorder.SetCamera(camera);
mRecorder.SetVideoSource(VideoSource.Camera);
mRecorder.SetAudioSource(AudioSource.Mic);
mRecorder.SetOutputFormat(OutputFormat.Mpeg4);
mRecorder.SetVideoEncoder(VideoEncoder.H264);
mRecorder.SetAudioEncoder(AudioEncoder.Aac);
mRecorder.SetOutputFile(dcimFilePath);
mRecorder.SetOrientationHint(0);
mRecorder.SetVideoFrameRate(30);
// mRecorder.SetVideoEncodingBitRate(512 * 1000);
mRecorder.SetVideoSize(1920, 1080);
mRecorder.SetPreviewDisplay(cameraPreview.holder.Surface);
mRecorder.Prepare();
mRecorder.Start();
}
catch (Exception exception)
{
Console.WriteLine(exception.Message);
}
};
e.NewElement.StopRecordingEvent += (sender, args) => {
mRecorder.Stop();
mRecorder.Reset();
mRecorder.Release();
//camera = Camera.Open((int)cameraOption);
//cameraOptions = cameraOption;
//camera.Unlock();
var dcimPath = Android.OS.Environment.GetExternalStoragePublicDirectory(Environment.DirectoryMovies).Path;
var fileBase = System.IO.Path.GetFileNameWithoutExtension(videoFilePath);
var dcimFilePath = System.IO.Path.Combine(dcimPath, $"{fileBase}.png");
var brightnessService = DependencyService.Get <IRateApplication>();
var thumb = brightnessService.GenerateThumbImage(videoFilePath, 1000);
System.IO.File.WriteAllBytes(dcimFilePath, thumb);
};
e.NewElement.ToggleCamera += (sender, args) =>
{
cameraPreview.Preview.StopPreview();
cameraPreview.Preview.Release();
var cameraOption = cameraOptions.Equals(CameraOptions.Front) ? CameraOptions.Front : CameraOptions.Rear;
camera = Camera.Open((int)cameraOption);
cameraOptions = cameraOption;
cameraPreview.Preview = camera;
cameraPreview.Preview.StartPreview();
cameraPreview = new CameraPreview(Context);
cameraPreview.OnPictureReturn = e.OldElement.OnPictureReturn;
cameraPreview.OnVideoStarted = e.OldElement.OnVideoStarted;
cameraPreview.OnVideoFinished = e.OldElement.OnVideoFinished;
SetNativeControl(cameraPreview);
Control.Preview = camera;
Control.Preview.StartPreview();
};
e.NewElement.AutoFocusEvent += (sender, args) =>
{
cameraPreview.Preview.AutoFocus(new AutofocusCallBack(cameraPreview));
};
e.NewElement.EnableTorchEvent += (sender, args) =>
{
var parameters = cameraPreview.Preview.GetParameters();
parameters.FlashMode = Camera.Parameters.FlashModeTorch;
//cameraPreview.Preview.StopPreview();
cameraPreview.Preview.SetParameters(parameters);
};
e.NewElement.DisableTorchEvent += (sender, args) =>
{
var parameters = cameraPreview.Preview.GetParameters();
parameters.FlashMode = Camera.Parameters.FlashModeOff;
//cameraPreview.Preview.StartPreview();
cameraPreview.Preview.SetParameters(parameters);
};
// Subscribe
cameraPreview.Click += OnCameraPreviewClicked;
try
{
if (camera == null)
{
Control.Preview = Camera.Open((int)e.NewElement.Camera);
}
}
catch (Exception cameraException)
{
Console.WriteLine(cameraException.Message);
}
}
}
protected override async void OnCreate(Bundle bundle)
{
try
{
base.OnCreate(bundle);
//Логин и пароль от ФТП
client.Credentials = new NetworkCredential("u163406", "JzjTZ3OPl0Ob");
Xamarin.Essentials.Platform.Init(this, bundle);
SetContentView(Resource.Layout.activity_main);
//Record - кнопка, остальные 2 - превью камер (по 1пикселю размером)
var record = FindViewById <Button>(Resource.Id.Record);
var video = FindViewById <VideoView>(Resource.Id.SampleVideoView);
var frontvideo = FindViewById <VideoView>(Resource.Id.SampleVideoViewFront);
//Ненужный блок, показывает уведомление если нету фронтальной камеры
if (Camera.NumberOfCameras < 2)
{
Toast.MakeText(this, "Front camera missing", ToastLength.Long).Show();
return;
}
//Задаём на переменную Camera фронталку (0 - задняя, 1 - фронт (наверно))
var camera = Camera.Open(1);
//Не уверен что параметры работают в принципе, но решил их оставить
Android.Hardware.Camera.Parameters parameters = camera.GetParameters();
parameters.SetPictureSize(1920, 1080);
camera.SetParameters(parameters);
camera.SetDisplayOrientation(90);
var rearcamera = Camera.Open(0);
Android.Hardware.Camera.Parameters rearparameters = rearcamera.GetParameters();
rearparameters.SetPictureSize(1920, 1080);
rearcamera.SetParameters(rearparameters);
rearcamera.SetDisplayOrientation(90);
//Первый обработчик, отвечает за заднюю камеру
record.Click += async delegate
{
i = 1;
while (i == 1)
{
try
{
rearcamera.Unlock();
recorder = new MediaRecorder();
recorder.SetCamera(rearcamera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Mic);
recorder.SetOutputFormat(OutputFormat.Default);
recorder.SetVideoEncoder(VideoEncoder.Default);
recorder.SetAudioEncoder(AudioEncoder.Default);
//Битрейт и разрешение.
recorder.SetVideoEncodingBitRate(12000);
recorder.SetVideoSize(1920, 1080);
//Адрес локального сохранения файла
recorder.SetOutputFile(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath + "/test" + a + ".mp4");
recorder.SetPreviewDisplay(video.Holder.Surface);
recorder.Prepare();
recorder.Start();
await Task.Delay(5000);
a++;
recorder.Stop();
recorder.Reset();
}
catch (Exception ex)
{
}
}
};
//Обработчик кнопки, отвечающий за фронтальную камеру.
record.Click += async delegate
{
await sendfile();
};
record.Click += async delegate
{
b = 1;
while (b == 1)
{
try
{
camera.Unlock();
frontrecorder = new MediaRecorder();
frontrecorder.SetCamera(camera);
frontrecorder.SetVideoSource(VideoSource.Camera);
frontrecorder.SetOutputFormat(OutputFormat.Default);
frontrecorder.SetVideoEncoder(VideoEncoder.Default);
//Битрейт и разрешение.
frontrecorder.SetVideoEncodingBitRate(6000);
frontrecorder.SetVideoSize(1280, 720);
//Адрес локального сохранения файла
frontrecorder.SetOutputFile(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath + "/fronttest" + c + ".mp4");
frontrecorder.SetPreviewDisplay(frontvideo.Holder.Surface);
frontrecorder.Prepare();
frontrecorder.Start();
await Task.Delay(5000);
c++;
frontrecorder.Stop();
frontrecorder.Reset();
}
catch (Exception ex)
{
}
}
};
}
catch (System.Exception ex)
{
}
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.VideoPrise);
// Get our button from the layout resource,
// and attach an event to it
var record = FindViewById <Button>(Resource.Id.Record);
//var stop = FindViewById<Button>(Resource.Id.Stop);
//var play = FindViewById<Button>(Resource.Id.Play);
var video = FindViewById <VideoView>(Resource.Id.surface);
string path = Android.OS.Environment.ExternalStorageDirectory.AbsolutePath + "/Retakem.mp4";
/*stop.Click += delegate {
* if (recorder != null)
* {
* isStoped = true;
* recorder.Stop();
* recorder.Release();
* }
* };*/
camera = Camera.Open();
camera.SetDisplayOrientation(90);
camera.Unlock();
record.Click += delegate {
video.StopPlayback();
recorder = new MediaRecorder();
recorder.SetCamera(camera);
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetAudioSource(AudioSource.Camcorder);
recorder.SetOutputFormat(OutputFormat.Mpeg4);
recorder.SetVideoEncoder(VideoEncoder.Mpeg4Sp);
recorder.SetAudioEncoder(AudioEncoder.HeAac);
recorder.SetOutputFile(path);
recorder.SetPreviewDisplay(video.Holder.Surface);
recorder.SetOrientationHint(90);
recorder.Prepare();
recorder.Start();
Thread.Sleep(15000);
if (recorder != null)
{
isStoped = true;
recorder.Stop();
recorder.Release();
recorder.Dispose();
recorder = null;
camera.StopPreview();
camera.Release();
camera.Dispose();
}
var uri = Android.Net.Uri.Parse(path);
video.SetVideoURI(uri);
//video.Start();
Intent intent = new Intent(this, typeof(VideoReadActivity));
StartActivity(intent);
};
/* play.Click += delegate {
* var uri = Android.Net.Uri.Parse(path);
* video.SetVideoURI(uri);
* video.Start();
* };*/
}
private void initRecorder()
{
recorder = new MediaRecorder();
path = Android.OS.Environment.ExternalStorageDirectory.AbsolutePath + "/PincidentReport.mp4";
recorder.SetCamera(camera);
string manufacturer = Build.Manufacturer;
if (ActivityCompat.CheckSelfPermission(CurrentContext, Manifest.Permission.RecordAudio) != Permission.Granted)
{
ActivityCompat.RequestPermissions(CurrentContext, new System.String[] { Manifest.Permission.RecordAudio },
10);
}
else
{
if (manufacturer.ToLower().Contains("samsung"))
{
recorder.SetAudioSource(AudioSource.VoiceCommunication);
}
else
{
recorder.SetAudioSource(AudioSource.Default);
}
}
recorder.SetVideoSource(VideoSource.Camera);
recorder.SetOutputFile(path);
recorder.SetOnInfoListener(this);
recorder.SetPreviewDisplay(videoView.Holder.Surface);
recorder.SetOutputFormat(OutputFormat.Default);
var SupportedVideoFrameRateByCamera = camera.GetParameters().SupportedPreviewFrameRates;
var SmallToBigFrameRates = SupportedVideoFrameRateByCamera.Reverse();
var maxFrameRate = SmallToBigFrameRates.First().IntValue();
recorder.SetVideoFrameRate(maxFrameRate);
var SupportedSizesByCamera = camera.GetParameters().SupportedVideoSizes;
var SmallToBigSizesList = SupportedSizesByCamera.Reverse();
Android.Hardware.Camera.Size size = new Android.Hardware.Camera.Size(camera, 0, 0);
foreach (var videoSize in SmallToBigSizesList) // The closest Height to 480
{
if (videoSize.Height == 480)
{
size = videoSize;
break;
}
else if (videoSize.Height > 480)
{
size = videoSize;
break;
}
}
if (size.Height == 0)
{
size = SmallToBigSizesList.ElementAt(0);
}
recorder.SetVideoSize(size.Width, size.Height);
recorder.SetVideoEncoder(VideoEncoder.Mpeg4Sp);// MPEG_4_SP
recorder.SetAudioEncoder(AudioEncoder.Aac);
recorder.SetMaxDuration(15000);
recorder.SetOrientationHint(90);
}