public void StopCamera()
{
if (mCamera != null)
{
try
{
mCamera.StopPreview();
mCamera.SetPreviewDisplay(null);
mCamera.SetPreviewCallback(null);
mCamera.Lock();
mCamera.Release();
mCamera = null;
hldr.RemoveCallback(this);
if (ForegroundService.windowManager != null)
{
if (ForegroundService._globalSurface != null)
{
ForegroundService.windowManager.RemoveView(ForegroundService._globalSurface);
ForegroundService.windowManager = null;
ForegroundService._globalSurface = null;
}
}
ForegroundService._globalService.CamInService();
try { ((MainActivity)MainActivity.global_activity).soketimizeGonder("CAMREADY", "[VERI][0x09]"); } catch (Exception) { }
}
catch (Exception) { }
}
}
public void StopCamera()
{
if (mCamera != null)
{
try
{
mCamera.StopPreview();
mCamera.SetPreviewDisplay(null);
mCamera.SetPreviewCallback(null);
mCamera.Lock();
mCamera.Release();
mCamera = null;
hldr.RemoveCallback(this);
if (ForegroundService.windowManager != null)
{
if (ForegroundService._globalSurface != null)
{
ForegroundService.windowManager.RemoveView(ForegroundService._globalSurface);
ForegroundService._globalSurface.Dispose();
}
ForegroundService.windowManager.Dispose();
}
ForegroundService._globalService.CamInService();
}
catch (Exception) { }
}
if (camSock != null)
{
try { camSock.Close(); } catch { }
try { camSock.Dispose(); } catch { }
}
}
public async Task GetPhoto()
{
_camera = Camera.Open();
var parameters = _camera.GetParameters();
var sizes = parameters.SupportedPictureSizes;
int index = 0;
for (int i = 0; i < sizes.Count; i++)
{
if (sizes[i].Width > 1200 && sizes[i].Width < 1300)
{
index = i;
}
}
parameters.SetPictureSize(sizes[index].Width, sizes[index].Height);
parameters.SetRotation(90);
parameters.SceneMode = Camera.Parameters.SceneModeAuto;
parameters.WhiteBalance = Camera.Parameters.WhiteBalanceAuto;
parameters.FocusMode = Camera.Parameters.FocusModeContinuousPicture;
parameters.PictureFormat = ImageFormatType.Jpeg;
parameters.JpegQuality = 100;
_camera.SetParameters(parameters);
_camera.SetPreviewCallback(this);
_camera.Lock();
SurfaceTexture st = new SurfaceTexture(100);
_camera.SetPreviewTexture(st);
_camera.StartPreview();
await TakePicture();
}
private void StopRecording()
{
timer.Stop();
timer.Visibility = ViewStates.Invisible;
//--------------------------------------------------
isVideoStarted = false;
recorder.Stop();
recorder.Release();
camera.Lock();
camera.StopPreview();
camera.Release();
FileInputStream inputStream = null;
inputStream = new FileInputStream(path);
byte[] bytes;
byte[] buffer = new byte[8192];
int bytesRead;
ByteArrayOutputStream output = new ByteArrayOutputStream();
try
{
while ((bytesRead = inputStream.Read(buffer)) != -1)
{
output.Write(buffer, 0, bytesRead);
}
}
catch (Java.Lang.Exception exception)
{
// e.PrintStackTrace();
}
bytes = output.ToByteArray();
string attachedFile = Base64.EncodeToString(bytes, Base64.Default);
captureButton.RemoveFromParent();
//on the CameraPage you can get base64 and video path
MessagingCenter.Send <string, string>("VideoBase64Ready", "VideoIsReady", attachedFile);
MessagingCenter.Send <string, string>("VideoPathReady", "VideoPathReady", path);
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
var metrics = new DisplayMetrics();
WindowManager.DefaultDisplay.GetRealMetrics(metrics);
ScreenX = metrics.WidthPixels;
ScreenY = metrics.HeightPixels;
number = 0;
SetContentView(Resource.Layout.CameraTakePicScreen);
isRunning = false;
var header = FindViewById<TextView>(Resource.Id.txtFirstScreenHeader);
var btns = FindViewById<ImageView>(Resource.Id.imgNewUserHeader);
var relLayout = FindViewById<RelativeLayout>(Resource.Id.relativeLayout1);
ImageHelper.setupTopPanel(btns, header, relLayout, header.Context);
Header.headertext = Application.Context.Resources.GetString(Resource.String.photoTitle);
Header.fontsize = 32f;
ImageHelper.fontSizeInfo(header.Context);
header.SetTextSize(Android.Util.ComplexUnitType.Dip, Header.fontsize);
header.Text = Header.headertext;
var surface = FindViewById<SurfaceView>(Resource.Id.surfaceCameraView);
holder = surface.Holder;
holder.AddCallback(this);
context = surface.Context;
var takePicture = FindViewById<ImageButton>(Resource.Id.btnCamera);
takePicture.Tag = 1;
var flipView = FindViewById<ImageButton>(Resource.Id.imgFlipView);
flipView.Tag = 2;
var returnBack = FindViewById<ImageButton>(Resource.Id.imgBack);
returnBack.Tag = 0;
var bottom = FindViewById<LinearLayout>(Resource.Id.bottomHolder);
var btn = new ImageButton[3];
btn[0] = returnBack;
btn[1] = takePicture;
btn[2] = flipView;
ImageHelper.setupButtonsPosition(btn, bottom, context);
var cameraInfo = new Android.Hardware.Camera.CameraInfo();
camera = null;
int cameraCount = Android.Hardware.Camera.NumberOfCameras;
if (cameraCount == 1)
flipView.Visibility = ViewStates.Invisible;
else
{
flipView.Click += delegate
{
if (isRunning)
{
camera.StopPreview();
isRunning = false;
camera.Unlock();
if (cameraCount > 1 && camID < cameraCount - 1)
camID++;
else
camID--;
camera = Android.Hardware.Camera.Open(camID);
isRunning = true;
camera.Lock();
camera.StartPreview();
}
};
}
takePicture.Click += delegate
{
var p = camera.GetParameters();
p.PictureFormat = Android.Graphics.ImageFormatType.Jpeg;
camera.SetParameters(p);
camera.TakePicture(this, this, this);
};
returnBack.Click += (object sender, EventArgs e) =>
{
var resultData = new Intent();
resultData.PutExtra("filename", fullFilename);
SetResult(!string.IsNullOrEmpty(fullFilename) ? Result.Ok : Result.Canceled, resultData);
Finish();
};
}
public void SurfaceCreated(ISurfaceHolder holder)
{
try
{
// if only front camera, get it
camera = Camera.Open(0);
Camera.Parameters p = camera.GetParameters();
p.PictureFormat = Android.Graphics.ImageFormatType.Jpeg;
camera.EnableShutterSound(true);
// fix camera rotation
camera.SetDisplayOrientation(0);
camera.SetParameters(p);
camera.SetPreviewCallback(this);
camera.Lock();
camera.SetPreviewDisplay(holder);
camera.StartPreview();
}
catch (Java.IO.IOException e)
{
}
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
number = 0;
SetContentView(Resource.Layout.CameraTakePicScreen);
isRunning = false;
TextView header = FindViewById<TextView>(Resource.Id.txtFirstScreenHeader);
ImageView btns = FindViewById<ImageView>(Resource.Id.imgNewUserHeader);
RelativeLayout relLayout = FindViewById<RelativeLayout>(Resource.Id.relativeLayout1);
ImageHelper.setupTopPanel(btns, header, relLayout, header.Context);
Header.headertext = Application.Context.Resources.GetString(Resource.String.photoTitle);
Header.fontsize = 36f;
ImageHelper.fontSizeInfo(header.Context);
header.SetTextSize(Android.Util.ComplexUnitType.Dip, Header.fontsize);
header.Text = Header.headertext;
SurfaceView surface = FindViewById<SurfaceView>(Resource.Id.surfaceCameraView);
holder = surface.Holder;
holder.AddCallback(this);
holder.SetType(Android.Views.SurfaceType.PushBuffers);
context = surface.Context;
ImageButton takePicture = FindViewById<ImageButton>(Resource.Id.btnCamera);
takePicture.Tag = 1;
ImageButton flipView = FindViewById<ImageButton>(Resource.Id.imgFlipView);
flipView.Tag = 2;
ImageButton returnBack = FindViewById<ImageButton>(Resource.Id.imgBack);
returnBack.Tag = 0;
LinearLayout bottom = FindViewById<LinearLayout>(Resource.Id.bottomHolder);
ImageButton[] btn = new ImageButton[3];
btn [0] = returnBack;
btn [1] = takePicture;
btn [2] = flipView;
ImageHelper.setupButtonsPosition(btn, bottom, context);
int back = (int)Android.Hardware.CameraFacing.Back;
int front = (int)Android.Hardware.CameraFacing.Front;
Android.Hardware.Camera.CameraInfo cameraInfo = new Android.Hardware.Camera.CameraInfo();
camera = null;
int cameraCount = Android.Hardware.Camera.NumberOfCameras;
if (cameraCount == 1)
flipView.Visibility = ViewStates.Invisible;
else
{
flipView.Click += delegate
{
if (isRunning)
{
camera.StopPreview();
isRunning = false;
camera.Unlock();
//camera.Release();
if (cameraCount > 1 && camID < cameraCount - 1)
camID++;
else
camID--;
camera = Android.Hardware.Camera.Open(camID);
isRunning = true;
camera.Lock();
camera.StartPreview();
}
};
}
takePicture.Click += delegate
{
Android.Hardware.Camera.Parameters p = camera.GetParameters();
p.PictureFormat = Android.Graphics.ImageFormatType.Jpeg;
camera.SetParameters(p);
camera.TakePicture(this, this, this);
};
returnBack.Click += (object sender, EventArgs e) =>
{
Intent resultData = new Intent();
resultData.PutExtra("filename", fullFilename);
if (fullFilename != "")
SetResult(Result.Ok, resultData);
else
SetResult(Result.Canceled, resultData);
Finish();
};
}
