public List<ImageCap> GetListOfImageCapture(DateTime dateTime)
{
List<ImageCap> listOfImages = new List<ImageCap>();
sqlcon.Open();
SqlCommand com = new SqlCommand("SELECT * FROM ImageCapture WHERE DateTime='" + dateTime.ToString("yyyy-MM-ddTHH:mm:ssZ") + "'", sqlcon);
SqlDataReader sr = com.ExecuteReader();
while (sr.Read())
{
ImageCap images = new ImageCap()
{
ImageID = sr.GetInt32(0),
DriverID = sr.GetInt32(1),
VehicleName = sr.GetString(2),
DateTime = sr.GetDateTime(3),
Latitude = sr.GetDouble(4),
Longitude = sr.GetDouble(5)
};
int bufferSize = 1024;
long dataSize = sr.GetBytes(6, 0, null, 0, int.MaxValue);
byte[] buf = new byte[dataSize];
int startIndex = 0;
long retval = sr.GetBytes(6, startIndex, buf, 0, bufferSize);
while (retval == bufferSize)
{
startIndex += bufferSize;
retval = sr.GetBytes(6, startIndex, buf, startIndex, bufferSize);//throws IndexOutOfRangeException
}
var jpegQuality = 25;
Image image;
using (var inputStream = new MemoryStream(buf))
{
image = Image.FromStream(inputStream);
var jpegEncoder = ImageCodecInfo.GetImageDecoders()
.First(c => c.FormatID == ImageFormat.Jpeg.Guid);
var encoderParameters = new EncoderParameters(1);
encoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, jpegQuality);
//Byte[] outputBytes;
using (var outputStream = new MemoryStream())
{
image.Save(outputStream, jpegEncoder, encoderParameters);
images.Thumbnail = outputStream.ToArray();
}
}
//images.Thumbnail = buf;
listOfImages.Add(images);
}
sqlcon.Close();
return listOfImages;
}
public bool UploadImageCapture(ImageCap ImageData)
{
bool UploadSuccess = false;
//Stream image;
//for (int j = 0; j < ImageData.ImageArr.Length; j++)
//{
// if (j != ImageData.ImageArr.Length)
// {
// image. += ImageData.ImageArr[j].ToString() + ",";
// }
//}
sqlcon.Open();
using (SqlCommand com = new SqlCommand("INSERT INTO ImageCapture (DriverID, VehicleName, DateTime, Latitude, Longitude, Thumbnail) values ('" + ImageData.DriverID + "' ,'" + ImageData.VehicleName + "' ,'" + ImageData.DateTime.ToString("yyyy-MM-ddTHH:mm:ssZ") + "' ,'" + ImageData.Latitude + "' ,'" + ImageData.Longitude + "','" + "' ,@Thumbnail )", sqlcon))
{
com.Parameters.Add(new SqlParameter("Thumbnail", ImageData.Thumbnail));
int result = com.ExecuteNonQuery();
sqlcon.Close();
if (result == 1)
{
UploadSuccess = true;
}
}
return UploadSuccess;
//int i = com.ExecuteNonQuery();
//if (i != 0)
// UploadSuccess = true;
//return UploadSuccess;
//string Image;
//if (Image == null)
//{
// return UploadSuccess;
//}
//try
//{
// FileStream fs = new FileStream(@Image, FileMode.Open, FileAccess.Read);
// //initialize the byte array
// byte[] imgByteArray = new byte[fs.Length];
// //read the data from file and put into bytearray
// fs.Read(imgByteArray, 0, Convert.ToInt32(fs.Length));
// fs.Close();
// //save the binary data in the database
//}
}
