private static IntPtr GetCompletionCallbackPointer()
{
OnCompletedCallback callback = MyCompletedCallbackImplementation;
GCHandle.Alloc(callback); // keep alive for lifetime of application
return(Marshal.GetFunctionPointerForDelegate(callback));
}
internal static void Download(string path, OnProgressCallback onProgress, OnCompletedCallback onCompleted)
{
basePath = path;
onProgressCallback = onProgress;
onCompletedCallback = onCompleted;
webClient.DownloadProgressChanged += DownloadProgressCallback;
webClient.DownloadFileCompleted += DownloadCompletedCallback;
webClient.DownloadFileAsync(new Uri("https://srec-1251216093.file.myqcloud.com/ffmpeg.zip"), basePath + "/ffmpeg.zip");
}
public void UnsafeOnCompleted(OnCompletedCallback callback, IntPtr state)
{
_task.GetAwaiter().UnsafeOnCompleted(() => callback(state));
}
public void UnsafeOnCompleted(OnCompletedCallback callback, IntPtr state)
{
_task.GetAwaiter().UnsafeOnCompleted(() => callback(state));
}
