private async Task ParseInputStream(IBoundedQueue <MutableByteImage> queue, IBoundedQueue <byte[]> chunksQueue, int width, int height, ChunkedSimpleMemoryStream memoryStream)
{
int count = 0;
while (true)
{
try
{
var item = await chunksQueue.DequeueOrDefault();
if (item == default)
{
break;
}
_logger.NotifyFillstate(++count, "ParsedImages");
_logger.NotifyFillstate(chunksQueue.Count, "ChunkedQueue");
await queue.Enqueue(_factory.FromBytes(width, height, item));
}
catch (Exception e) { _logger.LogException(e); }
}
if (memoryStream.HasUnwrittenData)
{
_logger.WriteLine("Unwritten data exists after finishing parsings." +
" This indicates a severe issue with frame splitting", Verbosity.Warning);
}
}
private async Task DecodeImage(IBoundedQueue <T> queue)
{
MemoryStream data;
while ((data = await dataToParse.DequeueOrDefault()) != null)
{
var bmp = new Bitmap(data);
var width = bmp.Width;
var height = bmp.Height;
var pixelFormat = bmp.PixelFormat;
var bmp1Data = bmp.LockBits(new Rectangle(0, 0, width, height), ImageLockMode.ReadOnly, pixelFormat);
var length = bmp1Data.Stride * bmp1Data.Height;
byte[] bmp1Bytes = new byte[length];
Marshal.Copy(bmp1Data.Scan0, bmp1Bytes, 0, length);
await queue.Enqueue(factory.FromBytes(width, height, bmp1Bytes));
bmp.UnlockBits(bmp1Data);
bmp.Dispose();
data.Dispose();
logger.NotifyFillstate(dataToParse.Count, "ParseBuffer");
}
}
public async Task ReadsAllImages()
{
Prepare();
var reader = Reader;
var t = Task.Run(() => reader.Produce(queue));
int i = 0;
while ((await queue.DequeueOrDefault()) != null)
{
i++;
}
await t;
i.Should().Be(ImagesCount);
}