private async Task <MediaItemStorageLocation> CreateS3FileAsync(CreateImageRequestEvent request)
{
if (request.Height == 0 || request.Width == 0 || request.Data == null || request.Data.Length == 0)
{
throw new Exception("Invalid image size");
}
if (request.Height * request.Width != request.Data.Length)
{
throw new Exception("Image data does not match specified size.");
}
int factor = 1;
if (request.Width < 100)
{
factor = 10;
}
Bitmap bitmap = new Bitmap(request.Width * factor, request.Height * factor, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
for (int x = 0; x < request.Width; x++)
{
for (int y = 0; y < request.Height; y++)
{
int pixel = request.Data[(y * request.Width) + x];
Color pixelColor = Color.FromArgb(pixel);
if (factor > 1)
{
FillRectangle(factor, pixel, bitmap, x * factor, y * factor);
}
else
{
bitmap.SetPixel(x, y, pixelColor);
}
}
}
return(await SaveImage(bitmap, request.Id, request.User.AccountId));
}
public async Task OnRequest(CreateImageRequestEvent request)
{
Logger.LogMessage("Creating image from data. Width: {0}, Height: {1}", request.Width, request.Height);
try
{
request.UniqueMediaName = request.UniqueMediaName ?? "";
MediaItemStorageLocation storageLocation = await CreateS3FileAsync(request);
var mediaItem = new MediaItem
{
Id = request.Id,
AccountId = request.User.AccountId,
UserId = request.User.UserId,
Caption = request.Caption,
//ContentType = request. .ContentType,
Location = Mapper.Map <LocationDetails>(request.Location),
Tags = request.Tags,
Description = request.Description,
//OriginalStorageLocation = request.StorageLocation
UniqueMediaName = request.UniqueMediaName,
UniqueMediaKey = string.Format("{0}-{1}", request.User.AccountId, request.UniqueMediaName.ToLower()),
StorageLocations = new List <MediaItemStorageLocation> {
storageLocation
},
HistoryType = MediaHistoryType.Pending,
};
// After status post so the status post Id can be included for reference
await _mediaService.SaveAsync(mediaItem);
await PublishProcessMediaItemAsync(mediaItem, storageLocation, true); //request.PreserveImageFormat);
}
catch (Exception ex)
{
Logger.LogException(ex, "Failed to add new image from raw data.");
}
}
