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);
}
private static void FixedImageSize(AppDbContext context, IHostingEnvironment environment, IConfiguration configuration)
{
if (!bool.Parse(configuration["CompressImages"]))
{
return;
}
var products = context.Products.Include(p => p.ProductImages);
foreach (var product in products)
{
var filesPath = Directory.GetFiles($"{environment.WebRootPath}/Product Images/{product.Id}");
foreach (var path in filesPath)
{
try
{
var imageStream = new FileStream(path, FileMode.Open);
var magickCollection = new ImageMagick.MagickImageCollection(imageStream);
var fImage = magickCollection.First();
//if (fImage == null)
// continue;
if (imageStream.Length > 1000000L && imageStream.Length < 1500000L)
{
fImage.Quality = 80;
imageStream.Close();
fImage.Write(path);
}
if (imageStream.Length > 1500000L && imageStream.Length < 2000000L)
{
fImage.Quality = 70;
imageStream.Close();
fImage.Write(path);
}
if (imageStream.Length > 2000000L)
{
fImage.Quality = 60;
imageStream.Close();
fImage.Write(path);
}
imageStream.Close();
}
catch
{
continue;
}
}
}
}
private static void FileLoad(string fileName)
{
labelItems.Clear();
using (var images = new ImageMagick.MagickImageCollection())
{
var settings = new ImageMagick.MagickReadSettings();
settings.Density = new ImageMagick.Density(density, density);
images.Read(fileName, settings);
// split
int page = 1;
foreach (var image in images)
{
int width = (int)(image.Width / rowCount);
int height = (int)(image.Height / columnCount);
int number = 0;
foreach (var labelImage in image.CropToTiles(width, height))
{
number++;
if (labelImage.TotalColors == 1)
{
continue;
}
var encoder = new System.Windows.Media.Imaging.JpegBitmapEncoder();
encoder.QualityLevel = 100;
using (MemoryStream stream = new MemoryStream())
{
encoder.Frames.Add(System.Windows.Media.Imaging.BitmapFrame.Create(labelImage.ToBitmapSource()));
encoder.Save(stream);
stream.Position = 0;
var label = DYMO.Label.Framework.Label.Open(
Application.GetResourceStream(
new Uri("BarcodeAsImage.label", UriKind.RelativeOrAbsolute)).Stream);
label.SetImagePngData("Image", stream);
var labelItem = new LabelItem(labelImage, label);
AddLabelItem(page, number, labelItem);
}
}
page++;
}
}
}
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");
}
}
