public async Task OnActivityResult(int requestCode, Result resultCode, Intent data)
{
var mediaPicked = new ObservableCollection <MediaFile>();
var tasks = new List <Task>();
if (requestCode == MultiPickerResultCode)
{
if (resultCode == Result.Ok)
{
if (data != null)
{
ClipData clipData = data.ClipData;
if (clipData != null)
{
for (int i = 0; i < clipData.ItemCount; i++)
{
ClipData.Item item = clipData.GetItemAt(i);
Android.Net.Uri uri = item.Uri;
tasks.Add(Task.Run(
() =>
{
var media = CreateMediaFileFromUri(uri);
if (media != null)
{
lock (Obj)
{
mediaPicked.Add(media);
}
OnMediaPicked?.Invoke(this, media);
}
}));
}
}
else
{
Android.Net.Uri uri = data.Data;
var media = CreateMediaFileFromUri(uri);
if (media != null)
{
mediaPicked.Add(media);
OnMediaPicked?.Invoke(this, media);
}
}
}
}
await Task.WhenAll(tasks);
OnMediaPickedCompleted?.Invoke(this, mediaPicked);
_mediaPickedTcs?.TrySetResult(mediaPicked);
}
}
public void OnActivityResult(int requestCode, Result resultCode, Intent data)
{
ObservableCollection <MediaModel> oCollection = null;
if (requestCode == SOURCE_PICK_CODE)
{
if (resultCode == Result.Ok)
{
oCollection = new ObservableCollection <MediaModel>();
if (data != null)
{
ClipData oData = data.ClipData;
if (oData != null)
{
for (int i = 0; i < oData.ItemCount; i++)
{
ClipData.Item oItem = oData.GetItemAt(i);
Android.Net.Uri oUri = oItem.Uri;
var oModel = CreateMediaModel(oUri);
if (oModel != null)
{
oCollection.Add(oModel);
OnMediaPicked?.Invoke(this, oModel);
}
}
}
else
{
Android.Net.Uri oUri = data.Data;
var oModel = CreateMediaModel(oUri);
if (oModel != null)
{
oCollection.Add(oModel);
OnMediaPicked?.Invoke(this, oModel);
}
}
OnMediaPickedCompleted?.Invoke(this, oCollection);
}
}
_taskCompletionSource?.TrySetResult(oCollection);
}
}
public void OnActivityResult(int requestCode, Result resultCode, Intent data)
{
ObservableCollection <MediaFile> mediaPicked = null;
if (requestCode == MultiPickerResultCode)
{
if (resultCode == Result.Ok)
{
mediaPicked = new ObservableCollection <MediaFile>();
if (data != null)
{
ClipData clipData = data.ClipData;
if (clipData != null)
{
for (int i = 0; i < clipData.ItemCount; i++)
{
ClipData.Item item = clipData.GetItemAt(i);
Android.Net.Uri uri = item.Uri;
var media = CreateMediaFileFromUri(uri);
if (media != null)
{
mediaPicked.Add(media);
OnMediaPicked?.Invoke(this, media);
}
}
}
else
{
Android.Net.Uri uri = data.Data;
var media = CreateMediaFileFromUri(uri);
if (media != null)
{
mediaPicked.Add(media);
OnMediaPicked?.Invoke(this, media);
}
}
OnMediaPickedCompleted?.Invoke(this, mediaPicked);
}
}
mediaPickedTcs?.TrySetResult(mediaPicked);
}
}
async void FinishedPickingAssets(object sender, MultiAssetEventArgs args)
{
IList <MediaFile> results = new List <MediaFile>();
TaskCompletionSource <IList <MediaFile> > tcs = new TaskCompletionSource <IList <MediaFile> >();
var options = new Photos.PHImageRequestOptions()
{
NetworkAccessAllowed = true
};
options.Synchronous = false;
options.ResizeMode = PHImageRequestOptionsResizeMode.Fast;
options.DeliveryMode = PHImageRequestOptionsDeliveryMode.HighQualityFormat;
bool completed = false;
for (var i = 0; i < args.Assets.Length; i++)
{
var asset = args.Assets[i];
string fileName = string.Empty;
if (UIDevice.CurrentDevice.CheckSystemVersion(9, 0))
{
fileName = PHAssetResource.GetAssetResources(asset).FirstOrDefault().OriginalFilename;
}
switch (asset.MediaType)
{
case PHAssetMediaType.Video:
PHImageManager.DefaultManager.RequestImageForAsset(asset, new SizeF(150.0f, 150.0f),
PHImageContentMode.AspectFill, options, async(img, info) =>
{
var startIndex = fileName.IndexOf(".", StringComparison.CurrentCulture);
string path = "";
if (startIndex != -1)
{
path = FileHelper.GetOutputPath(MediaFileType.Image, TemporalDirectoryName, $"{fileName.Substring(0, startIndex)}-THUMBNAIL.JPG");
}
else
{
path = FileHelper.GetOutputPath(MediaFileType.Image, TemporalDirectoryName, string.Empty);
}
if (!File.Exists(path))
{
img.AsJPEG().Save(path, true);
}
TaskCompletionSource <string> tvcs = new TaskCompletionSource <string>();
var vOptions = new PHVideoRequestOptions();
vOptions.NetworkAccessAllowed = true;
vOptions.Version = PHVideoRequestOptionsVersion.Original;
vOptions.DeliveryMode = PHVideoRequestOptionsDeliveryMode.FastFormat;
PHImageManager.DefaultManager.RequestAvAsset(asset, vOptions, (avAsset, audioMix, vInfo) =>
{
var vPath = FileHelper.GetOutputPath(MediaFileType.Video, TemporalDirectoryName, fileName);
if (!File.Exists(vPath))
{
AVAssetExportSession exportSession = new AVAssetExportSession(avAsset, AVAssetExportSession.PresetHighestQuality);
exportSession.OutputUrl = NSUrl.FromFilename(vPath);
exportSession.OutputFileType = AVFileType.QuickTimeMovie;
exportSession.ExportAsynchronously(() =>
{
Console.WriteLine(exportSession.Status);
tvcs.TrySetResult(vPath);
//exportSession.Dispose();
});
}
});
var videoUrl = await tvcs.Task;
var meFile = new MediaFile()
{
Type = MediaFileType.Video,
Path = videoUrl,
PreviewPath = path
};
results.Add(meFile);
OnMediaPicked?.Invoke(this, meFile);
if (args.Assets.Length == results.Count && !completed)
{
completed = true;
tcs.TrySetResult(results);
}
});
break;
default:
Photos.PHImageManager.DefaultManager.RequestImageData(asset, options, (data, dataUti, orientation, info) =>
{
string path = FileHelper.GetOutputPath(MediaFileType.Image, TemporalDirectoryName, fileName);
if (!File.Exists(path))
{
Debug.WriteLine(dataUti);
var imageData = data;
//var image = UIImage.LoadFromData(imageData);
//if (imageScale < 1.0f)
//{
// //begin resizing image
// image = image.ResizeImageWithAspectRatio((float)imageScale);
//}
//if (imageQuality < 100)
//{
// imageData = image.AsJPEG(Math.Min(imageQuality,100));
//}
imageData?.Save(path, true);
}
var meFile = new MediaFile()
{
Type = MediaFileType.Image,
Path = path,
PreviewPath = path
};
results.Add(meFile);
OnMediaPicked?.Invoke(this, meFile);
if (args.Assets.Length == results.Count && !completed)
{
completed = true;
tcs.TrySetResult(results);
}
});
break;
}
}
mediaPickTcs?.TrySetResult(await tcs.Task);
}
