private void StartStream()
{
var cameraId = _packet.Args[0].ToString();
Camera camera;
if (Cameras.TryGetValue(cameraId, out camera) && camera != null && !camera.StreamActive)
{
camera.StreamActive = true;
Cameras[cameraId] = camera;
var cameraStream = new Thread(() => GetWebCamFrame(cameraId));
cameraStream.Start();
var data = new
{
cameraId,
cameraStreamStarted = true
};
_builder.WriteMessage(data);
}
else
{
if (camera != null)
{
var data = new
{
cameraId,
cameraStreamStarted = true
};
_builder.WriteMessage(data);
}
}
}
private void GetWebCamFrame(string cameraId)
{
Camera camera;
if (!Cameras.TryGetValue(cameraId, out camera))
{
return;
}
while (_client != null && _client.IsConnected && camera.StreamActive && camera.Physical.IsRunning)
{
byte[] imageBytes;
if (CameraFrames.TryGetValue(cameraId, out imageBytes))
{
var cameraData = new
{
cameraId,
cameraData = imageBytes.Select(b => (int)b).ToArray()
};
_builder.Endpoint = "cameraframe";
_builder.WriteMessage(cameraData);
}
Thread.Sleep(150);
}
camera.StreamActive = false;
}
/// <summary>
/// Takes a snapshot of the specified camera.
/// </summary>
/// <returns>A string to the file path.</returns>
public async Task <byte[]> TakeSnapshotAsync(string cameraName)
{
CookieContainer cookieContainer = new CookieContainer();
using (HttpClient client = GetHttpClient(Config.Url, cookieContainer))
{
cookieContainer.Add(client.BaseAddress, new Cookie("id", Cookie.Value));
if (Cameras.TryGetValue(cameraName, out int id))
{
_logger.LogDebug($"{cameraName}: Found with Synology ID '{id}'.");
string resource = string.Format(URI_CAMERA_SNAPSHOT + $"&profileType={(int)Config.Quality}", _cameraPath, Config.ApiVersionCamera, id);
_logger.LogDebug($"{cameraName}: Taking snapshot from '{resource}'.");
_logger.LogInformation($"{cameraName}: Taking snapshot");
HttpResponseMessage response = await client.GetAsync(resource);
response.EnsureSuccessStatusCode();
if (response.Content.Headers.ContentType.MediaType == "image/jpeg")
{
// Only return the bytes when we have a valid image back
_logger.LogDebug($"{cameraName}: Reading snapshot");
return(await response.Content.ReadAsByteArrayAsync());
}
else
{
// We didn't get an image type back, so this must have errored
SynologyResponse errorResponse = await GetErrorResponse(response);
if (errorResponse.Success)
{
// This should never happen, but let's add logging just in case
_logger.LogError($"{cameraName}: Failed to get snapshot, but the API reported success.");
}
else
{
_logger.LogError($"{cameraName}: Failed to get snapshot with error code '{errorResponse.Error.Code}'");
}
}
}
else
{
_logger.LogError($"The camera with the name '{cameraName}' was not found in the Synology camera list.");
}
return(null);
}
}
private void StartCamera()
{
var cameraId = _packet.Args[0].ToString();
Camera camera;
if (Cameras.TryGetValue(cameraId, out camera))
{
var cameraStarted = WebCamManager.StartCamera(cameraId);
var data = new
{
cameraId,
cameraRunning = camera.Physical.IsRunning,
cameraStarted
};
_builder.WriteMessage(data);
}
}
private void StopStream()
{
var cameraId = _packet.Args[0].ToString();
Camera camera;
if (Cameras.TryGetValue(cameraId, out camera))
{
camera.StreamActive = false;
Cameras[cameraId] = camera;
WebCamManager.StopCamera(cameraId);
var data = new
{
cameraId,
cameraStreamStopped = true
};
_builder.WriteMessage(data);
}
}
SoftwareCameraInfo IProductCameraProvider.GetCamera(string productName, CameraInfo cameraInfo, CameraModelInfo cameraModelInfo)
{
if (!new[] { "SDM" }.Contains(productName, StringComparer.InvariantCulture))
{
return(null);
}
if (cameraInfo.Canon?.ModelId == null)
{
return(null);
}
var modelId = $"0x{cameraInfo.Canon.ModelId:x}";
if (!Cameras.TryGetValue(modelId, out Camera camera))
{
return(null);
}
var model = camera.Models.SingleOrDefault(m => m.Names[0].Equals(cameraModelInfo.Names[0]));
if (model == null)
{
return(null);
}
//TODO
var platform = model.Prefix;
if (productName?.Equals("SDM") == true)
{
platform = platform.Split('_')[0];
}
return(new SoftwareCameraInfo
{
Platform = platform,
Revision = GetFirmwareRevision(cameraInfo)
});
}