private async Task ConvertToAnimatedGifFileAsync(string targetDirectory, string outputPath, float frameRate)
{
// 画像ファイルを名前昇順で全取得
var filePaths = Directory.GetFiles(targetDirectory)
.Where(name => name.EndsWith(".jpg") || name.EndsWith(".png"))
.OrderBy(name => name);
await Task.Run(() =>
{
using (var collection = new ImageMagick.MagickImageCollection())
{
foreach (var filePath in filePaths)
{
collection.Add(filePath);
}
foreach (var item in collection)
{
item.AnimationDelay = (int)(1000.0f / frameRate / 10.0f); // 10 ms 単位
// item.Resize(100, (int)(100.0f / item.Width * item.Height));
}
collection.Optimize();
collection.Write(outputPath);
}
}).ConfigureAwait(false);
}
public async void Run()
{
//DateTime first = new DateTime(2017, 7, 9, 14, 50, 00);
//DateTime last = new DateTime(2017, 7, 10, 14, 30, 00);
//List<DateTime> dates = new List<DateTime>();
//dates.Add(first);
//do
//{
// dates.Add(dates.Last().AddMinutes(10));
//} while (dates.Last() < last && dates.Count < 160000000);
//List<string> images = new List<string>();
//foreach (var date in dates)
//{
// images.Add(await sateliteService.DownloadImage(date, false));
// Console.Clear();
// Console.WriteLine(dates.IndexOf(date)/dates.Count);
// Console.WriteLine(dates.IndexOf(date));
//}
var images = System.IO.Directory.GetFiles(@"D:\Temp");
using (ImageMagick.MagickImageCollection coll = new ImageMagick.MagickImageCollection())
{
try
{
for (int i = 0; i < images.Length; i++)
{
coll.Add(new ImageMagick.MagickImage(images[i]));
coll[i].AnimationDelay = 5;
}
}
catch (Exception)
{
throw;
}
//coll.OptimizePlus();
coll.Write("D:\\earth2.gif");
}
}
