public Task <SupportImageXF> IF_WriteStreamToFile(SupportImageXF imageSet, SyncPhotoOptions options)
{
return(Task.Factory.StartNew(() => {
try
{
var newWidth = options.Width;
var newHeight = options.Height;
// Create temp file path
var fileNameOnly = "new_";
var fileExtension = ".jpg";
var newFileName = fileNameOnly + "_" + DateTime.Now.ToFormatString("yyyyMMddHHmmss") + "_" + newWidth + "x" + newHeight + fileExtension;
var tempPath = Path.Combine(Path.GetTempPath(), newFileName);
FileHelper.CreateFile(tempPath);
// Write data to temp file
using (var newStream = FileHelper.GetWriteFileStream(tempPath))
{
var buffer = imageSet.RawData;
newStream.Write(buffer, 0, buffer.Length);
imageSet.ProcessFilePath = tempPath;
}
Console.WriteLine(imageSet.ProcessFilePath);
return imageSet;
}
catch (Exception ex)
{
Console.WriteLine(ex.StackTrace);
return imageSet;
}
}));
}
public static Bitmap SyncBitmapWithQuality(this Bitmap bitmap, SyncPhotoOptions syncPhotoOptions)
{
int width = bitmap.Width;
int height = bitmap.Height;
float scaleSize = 1f;
if (height > syncPhotoOptions.Height || width > syncPhotoOptions.Width)
{
scaleSize = width < height ? ((float)syncPhotoOptions.Height) / height : ((float)syncPhotoOptions.Width) / width;
}
Matrix matrix = new Matrix();
matrix.PostScale(scaleSize, scaleSize);
Bitmap resizedBitmap = Bitmap.CreateBitmap(bitmap, 0, 0, width, height, matrix, false);
using (var stream = new MemoryStream())
{
bitmap.Compress(Bitmap.CompressFormat.Jpeg, (int)(syncPhotoOptions.Quality * 100), stream);
}
bitmap.Recycle();
return(resizedBitmap);
}
public static Bitmap getResizedBitmap(Bitmap bm, SyncPhotoOptions SyncPhotoOptions)
{
int width = bm.Width;
int height = bm.Height;
float scaleSize = 1f;
if (height > SyncPhotoOptions.Height || width > SyncPhotoOptions.Width)
{
scaleSize = width < height ? ((float)SyncPhotoOptions.Height) / height : ((float)SyncPhotoOptions.Width) / width;
Matrix matrix = new Matrix();
matrix.PostScale(scaleSize, scaleSize);
Bitmap resizedBitmap = Bitmap.CreateBitmap(bm, 0, 0, width, height, matrix, false);
using (var stream = new MemoryStream())
{
resizedBitmap.Compress(Bitmap.CompressFormat.Jpeg, 80, stream);
}
bm.Recycle();
return(resizedBitmap);
}
else
{
return(bm);
}
}
//1.2 megapixel 1280 x 960
public static UIImage ResizeImage(this UIImage sourceImage, SyncPhotoOptions options)
{
nfloat scale = 1.0f;
CoreGraphics.CGSize cGSize;
if (sourceImage.Size.Width > sourceImage.Size.Height)
{
//scale by width
scale = options.Width / sourceImage.Size.Width;
cGSize = new CoreGraphics.CGSize(options.Width, sourceImage.Size.Height * scale);
}
else
{
//scale by height
scale = options.Width / sourceImage.Size.Height;
cGSize = new CoreGraphics.CGSize(sourceImage.Size.Width * scale, options.Width);
}
UIGraphics.BeginImageContext(cGSize);
sourceImage.Draw(new CoreGraphics.CGRect(0, 0, cGSize.Width, cGSize.Height));
var resultImage = UIGraphics.GetImageFromCurrentImageContext();
UIGraphics.EndImageContext();
return(resultImage);
}
public static Bitmap GetOriginalBitmapFromPath(this string fileName, SyncPhotoOptions syncPhotoOptions)
{
// First we get the the dimensions of the file on disk
BitmapFactory.Options options = new BitmapFactory.Options {
InJustDecodeBounds = true
};
BitmapFactory.DecodeFile(fileName, options);
// Next we calculate the ratio that we need to resize the image by
// in order to fit the requested dimensions.
int outHeight = options.OutHeight;
int outWidth = options.OutWidth;
int inSampleSize = 1;
if (outHeight > syncPhotoOptions.Height || outWidth > syncPhotoOptions.Width)
{
inSampleSize = outWidth < outHeight ? outHeight / syncPhotoOptions.Height : outWidth / syncPhotoOptions.Width;
}
// Now we will load the image and have BitmapFactory resize it for us.
options.InSampleSize = inSampleSize;
options.InJustDecodeBounds = false;
Bitmap resizedBitmap = BitmapFactory.DecodeFile(fileName, options);
return(resizedBitmap);
}
public void IF_OpenCamera(IGalleryPickerResultListener pickerResultListener, SyncPhotoOptions options, int _CodeRequest)
{
CodeRequest = _CodeRequest;
galleryPickerResultListener = pickerResultListener;
UIStoryboard storyboard = UIStoryboard.FromName("UtilStoryboard", null);
XFCameraController controller = (XFCameraController)storyboard.InstantiateViewController("XFCameraController");
NaviExtensions.OpenController(controller);
}
public void IF_OpenCamera(IGalleryPickerResultListener pickerResultListener, SyncPhotoOptions options, int _CodeRequest)
{
CodeRequest = _CodeRequest;
galleryPickerResultListener = pickerResultListener;
var pickerIntent = new Intent(SupportWidgetXFSetup.Activity, typeof(GalleryPickerActivity));
pickerIntent.PutExtra(Utils.SubscribeImageFromCamera, Utils.SubscribeImageFromCamera);
SupportWidgetXFSetup.Activity.StartActivity(pickerIntent);
}
private async void OnOpenCameraCommand()
{
var xx = DependencyService.Get <ISupportMedia>();
if (xx != null)
{
var option = new SyncPhotoOptions();
var result = await xx.IF_OpenCamera(option);
ImageItems.Add(result);
var result2 = await xx.IF_WriteStreamToFile(result, option);
var xxyy = new SupportImageXF()
{
ImageSourceXF = ImageSource.FromFile(result2.ProcessFilePath)
};
ImageItems.Add(xxyy);
}
}
public Task <SupportImageXF> IF_SyncPhotoFromCloud(SupportImageXF imageSet, SyncPhotoOptions options)
{
ManualResetEvent manualResetEvent = new ManualResetEvent(false);
return(Task.Factory.StartNew(() => {
try
{
manualResetEvent.Reset();
var sortOptions = new PHFetchOptions();
sortOptions.SortDescriptors = new NSSortDescriptor[] { new NSSortDescriptor("creationDate", false) };
var FeechPhotoByIdentifiers = PHAsset.FetchAssetsUsingLocalIdentifiers(
new string[] { imageSet.OriginalPath },
sortOptions).Cast <PHAsset>().FirstOrDefault();
Console.WriteLine(imageSet.OriginalPath + " ==> Run at step 1");
if (FeechPhotoByIdentifiers != null)
{
var requestOptions = new PHImageRequestOptions()
{
NetworkAccessAllowed = true,
DeliveryMode = PHImageRequestOptionsDeliveryMode.HighQualityFormat,
ResizeMode = PHImageRequestOptionsResizeMode.None,
};
var requestSize = PHImageManager.MaximumSize;
Console.WriteLine(imageSet.OriginalPath + " ==> Run at step 2");
PHImageManager.DefaultManager.RequestImageForAsset(FeechPhotoByIdentifiers, requestSize, PHImageContentMode.AspectFit, requestOptions, (image, info) => {
Console.WriteLine(imageSet.OriginalPath + " ==> Run at step 3");
if (image != null)
{
//var newImage = result.ResizeImage(options);
//imageSet.ImageRawData = newImage.AsJPEG(options.Quality).ToArray();
try
{
var url = info.ObjectForKey(new NSString("PHImageFileURLKey")) as NSUrl;
if (url == null)
{
// Get image and save to file
var filePath = Path.Combine(Path.GetTempPath(), $"Photo_{Path.GetTempFileName()}");
image.AsJPEG().Save(filePath, false, out _);
url = new NSUrl(filePath);
}
var fileName = url.Path;
var newWidth = image.Size.Width;
var newHeight = image.Size.Height;
// Create temp file path
var fileNameOnly = Path.GetFileNameWithoutExtension(fileName);
var fileExtension = Path.GetExtension(fileName);
var newFileName = fileNameOnly + "_" + DateTime.Now.ToFormatString("yyyyMMddHHmmss") + "_" + newWidth + "x" + newHeight + fileExtension;
var tempPath = Path.Combine(Path.GetTempPath(), newFileName);
FileHelper.CreateFile(tempPath);
// Write data to temp file
using (var newStream = FileHelper.GetWriteFileStream(tempPath))
{
using (var imageData = image.AsJPEG())
{
var buffer = new byte[imageData.Length];
System.Runtime.InteropServices.Marshal.Copy(imageData.Bytes, buffer, 0, Convert.ToInt32(imageData.Length));
newStream.Write(buffer, 0, buffer.Length);
imageSet.ProcessFilePath = tempPath;
//Console.WriteLine("Finish item at ==> " + tempPath);
}
}
Console.WriteLine(imageSet.OriginalPath + " ==> Run at step 4");
manualResetEvent.Set();
}
catch (Exception ex)
{
// Ignore
Console.WriteLine("Error for " + imageSet.OriginalPath);
Console.WriteLine(ex.StackTrace);
manualResetEvent.Set();
}
}
else
{
Console.WriteLine("Can not sync image");
manualResetEvent.Set();
}
});
}
else
{
Console.WriteLine(imageSet.OriginalPath + " ==> Run at step 5");
manualResetEvent.Set();
}
manualResetEvent.WaitOne();
return imageSet;
}
catch (Exception ex)
{
Console.WriteLine(ex);
return imageSet;
}
}));
}
public XFCameraController(IntPtr handle) : base(handle)
{
syncPhotoOptions = new SyncPhotoOptions();
}
public void IF_OpenGallery(IGalleryPickerResultListener pickerResultListener, SyncPhotoOptions options, int _CodeRequest)
{
CodeRequest = _CodeRequest;
galleryPickerResultListener = pickerResultListener;
NaviExtensions.OpenController(new GalleryPickerController());
}
public Task <SupportImageXF> IF_SyncPhotoFromCloud(ISupportMediaResultListener supportMediaResultListener, SupportImageXF imageSet, SyncPhotoOptions options)
{
var bitmap = imageSet.OriginalPath.GetOriginalBitmapFromPath(options);
using (var streamBitmap = new MemoryStream())
{
bitmap.Compress(Bitmap.CompressFormat.Jpeg, (int)(options.Quality * 100), streamBitmap);
imageSet.ImageRawData = streamBitmap.ToArray().ToArray();
bitmap.Recycle();
return(Task.FromResult <SupportImageXF>(imageSet));
}
}
public void IF_OpenGallery(ISupportMediaResultListener _supportMediaResultListener, SyncPhotoOptions options, int _CodeRequest)
{
CodeRequest = _CodeRequest;
supportMediaResultListener = _supportMediaResultListener;
var pickerIntent = new Intent(SupportMediaXFSetup.Activity, typeof(GalleryPickerActivity));
SupportMediaXFSetup.Activity.StartActivity(pickerIntent);
}
public void IF_OpenCamera(ISupportMediaResultListener _supportMediaResultListener, SyncPhotoOptions options, int _CodeRequest)
{
CodeRequest = _CodeRequest;
supportMediaResultListener = _supportMediaResultListener;
var pickerIntent = new Intent(SupportMediaXFSetup.Activity, typeof(CamActivity));
pickerIntent.PutExtra(Utils.SubscribeImageFromCamera, Utils.SubscribeImageFromCamera);
SupportMediaXFSetup.Activity.StartActivity(pickerIntent);
}
public Task <List <SupportImageXF> > IF_OpenGallery(SyncPhotoOptions options)
{
ManualResetEvent manualResetEvent = new ManualResetEvent(false);
List <SupportImageXF> result = new List <SupportImageXF>();
var currentPresent = NaviExtensions.GetTopController();
if (currentPresent == null)
{
return(Task.FromResult(new List <SupportImageXF>()));
}
return(Task.Factory.StartNew(() => {
try
{
manualResetEvent.Reset();
SupportGalleryPickerController supportGalleryPickerController = null;
currentPresent.InvokeOnMainThread(() => {
var storyboard = UIStoryboard.FromName("SupportMediaStoryboard", null);
supportGalleryPickerController = (SupportGalleryPickerController)storyboard.InstantiateViewController("SupportGalleryPickerController");
supportGalleryPickerController.syncPhotoOptions = options;
supportGalleryPickerController.OnPicked += (obj) =>
{
supportGalleryPickerController.InvokeOnMainThread(() =>
{
try
{
supportGalleryPickerController.DismissViewController(true, () =>
{
if (obj != null)
{
foreach (var item in obj)
{
result.Add(item.galleryImageXF);
}
}
manualResetEvent.Set();
});
}
catch (Exception ex)
{
Console.WriteLine(ex.StackTrace);
manualResetEvent.Set();
}
});
};
currentPresent.PresentViewController(supportGalleryPickerController, true, null);
});
manualResetEvent.WaitOne();
if (supportGalleryPickerController != null)
{
supportGalleryPickerController.Dispose();
}
return result;
}
catch (Exception ex)
{
Console.WriteLine(ex);
return result;
}
}));
}
public async Task <GalleryImageXF> IF_SyncPhotoFromCloud(IGalleryPickerResultListener galleryPickerResultListener, GalleryImageXF imageSet, SyncPhotoOptions options)
{
try
{
bool FinishSync = false;
Debug.WriteLine(imageSet.OriginalPath);
var sortOptions = new PHFetchOptions();
sortOptions.SortDescriptors = new NSSortDescriptor[] { new NSSortDescriptor("creationDate", false) };
var FeechPhotoByIdentifiers = PHAsset.FetchAssetsUsingLocalIdentifiers(
new string[] { imageSet.OriginalPath },
sortOptions).Cast <PHAsset>().FirstOrDefault();
if (FeechPhotoByIdentifiers != null)
{
var requestOptions = new PHImageRequestOptions()
{
NetworkAccessAllowed = true,
DeliveryMode = PHImageRequestOptionsDeliveryMode.HighQualityFormat,
ResizeMode = PHImageRequestOptionsResizeMode.None,
};
var requestSize = new CoreGraphics.CGSize(options.Width, options.Height);
requestSize = PHImageManager.MaximumSize;
PHImageManager.DefaultManager.RequestImageForAsset(FeechPhotoByIdentifiers, requestSize, PHImageContentMode.AspectFit, requestOptions, (result, info) => {
if (result != null)
{
var newImage = result.ResizeImage(options);
imageSet.ImageRawData = newImage.AsJPEG(options.Quality).ToArray();
}
FinishSync = true;
});
do
{
if (FinishSync)
{
return(imageSet);
}
await Task.Delay(1000);
} while (!FinishSync);
}
return(imageSet);
}
catch (Exception ex)
{
Debug.WriteLine(ex.StackTrace);
return(imageSet);
}
}
public void IF_OpenGallery(ISupportMediaResultListener _supportMediaResultListener, SyncPhotoOptions options, int _CodeRequest)
{
CodeRequest = _CodeRequest;
supportMediaResultListener = _supportMediaResultListener;
UIStoryboard storyboard = UIStoryboard.FromName("SupportMediaStoryboard", null);
SupportGalleryPickerController controller = (SupportGalleryPickerController)storyboard.InstantiateViewController("SupportGalleryPickerController");
controller.syncPhotoOptions = options;
NaviExtensions.OpenController(controller);
}