internal static async Task Run()
{
TimeTaken.Start();
foreach (FileInfo inFile in SourceFiles)
{
FileInfo outFile = new FileInfo(inFile.FullName.Replace(inFile.DirectoryName, Program.Settings.DestinationDirectory.FullName)
.Replace(inFile.Extension, "." + Program.Settings.ConvertToNonAlphaValue.ToString().ToLower()));
if (!inFile.Extension.ContainsAny(".png", ".jpg", ".bmp", ".gif"))
{
if (Program.Settings.CopySkippedFiles)
{
await FileSystemHelper.Copy(inFile, new FileInfo(outFile.FullName.Replace(outFile.Extension, inFile.Extension)), true);
}
IncompatibleFilesCopiedOver++;
if (!Program.CommandMode)
{
Program.Form.IncrementOverallProgress();
}
continue;
}
if (!Program.CommandMode)
{
Program.Form.Invoke((MethodInvoker) delegate()
{
Program.Form.CurrentFileLabel.Text = "File: " + inFile.Name;
});
}
using (FileStream inStream = await FileIOHelper.OpenStream(inFile))
{
byte[] imgData = new byte[inStream.Length];
await inStream.ReadAsync(imgData);
using MemoryStream memStr = new MemoryStream(imgData);
using Bitmap map = new Bitmap(memStr);
bool isAlphaPresent = map.PixelFormat == PixelFormat.Format16bppArgb1555 || map.PixelFormat == PixelFormat.Format32bppArgb ||
map.PixelFormat == PixelFormat.Format32bppPArgb || map.PixelFormat == PixelFormat.Format64bppArgb ||
map.PixelFormat == PixelFormat.Format64bppPArgb;
if (Program.Settings.DownsizeLargerResolutionImages && (map.Width <= Program.Settings.TargetImageWidth || map.Height <= Program.Settings.TargetImageHeight))
{
if (Program.Settings.CopySkippedFiles)
{
await FileSystemHelper.Copy(inFile, new FileInfo(outFile.FullName.Replace(outFile.Extension, inFile.Extension)), true);
}
if (!Program.CommandMode)
{
Program.Form.IncrementOverallProgress();
}
continue;
}
if (map.Width != map.Height && Program.Settings.OnlyPassSquareImages)
{
if (!Program.CommandMode)
{
Program.Form.IncrementOverallProgress();
}
continue;
}
if (Program.Settings.UseAlphaFormatOnly || isAlphaPresent)
{
outFile = new FileInfo(inFile.FullName.Replace(inFile.DirectoryName, Program.Settings.DestinationDirectory.FullName)
.Replace(inFile.Extension, "." + Program.Settings.ConvertToAlphaValue.ToString().ToLower()));
}
using FileStream outStream = outFile.Create();
using (Image image = Image.Load(imgData, out IImageFormat format))
{
string ConvertToAlphaString = Program.Settings.ConvertToAlphaValue.ToString();
string ConvertToNonAlphaString = Program.Settings.ConvertToNonAlphaValue.ToString();
image.Mutate(c =>
{
c.Resize(Program.Settings.TargetImageWidth != 0 ? Program.Settings.TargetImageWidth : map.Width, Program.Settings.TargetImageHeight != 0 ? Program.Settings.TargetImageHeight : map.Height);
});
if (Program.Settings.UseAlphaFormatOnly || isAlphaPresent)
{
ConvertTransparentFormat();
}
else
{
ConvertNonTransparentFormat();
}
ProcessedImageCount++;
void ConvertNonTransparentFormat()
{
if (ConvertToNonAlphaString == "JPG")
{
image.SaveAsJpeg(outStream, new JpegEncoder
{
Quality = 100 - Program.Settings.CompressionLevel
});
LogConversionState();
}
else if (ConvertToNonAlphaString == "BMP")
{
image.SaveAsBmp(outStream);
LogConversionState();
}
}
void ConvertTransparentFormat()
{
if (ConvertToAlphaString == "PNG")
{
image.SaveAsPng(outStream, new PngEncoder
{
CompressionLevel = Program.Settings.CompressionLevel == 0 ? PngCompressionLevel.Level0 :
Program.Settings.CompressionLevel == 10 ? PngCompressionLevel.Level1 :
Program.Settings.CompressionLevel == 20 ? PngCompressionLevel.Level2 :
Program.Settings.CompressionLevel == 30 ? PngCompressionLevel.Level3 :
Program.Settings.CompressionLevel == 40 ? PngCompressionLevel.Level4 :
Program.Settings.CompressionLevel == 50 ? PngCompressionLevel.Level5 :
Program.Settings.CompressionLevel == 60 ? PngCompressionLevel.Level6 :
Program.Settings.CompressionLevel == 70 ? PngCompressionLevel.Level7 :
Program.Settings.CompressionLevel == 80 ? PngCompressionLevel.Level8 :
Program.Settings.CompressionLevel == 90 ? PngCompressionLevel.Level9 : PngCompressionLevel.Level9
});
LogConversionState();
}
else if (ConvertToAlphaString == "GIF")
{
image.SaveAsGif(outStream);
LogConversionState();
}
}
void LogConversionState()
{
if (Program.Settings.TargetImageWidth != 0 || Program.Settings.TargetImageHeight != 0 && outFile.Extension != inFile.Extension)
{
AddLog("Resized " + inFile.Name + " to " + Program.Settings.TargetImageWidth + "x" + Program.Settings.TargetImageHeight + " & converted to " + outFile.Extension.ToUpper()[1..] + " | Reduction " + GetPercentageReduction().ToString("0.00") + "%.");
}
