private static void DoCutFrames(ParseContext context, CommandLineOptions opts)
{
var length = new FileInfo(context.FullPath).Length;
if (length > FileFormatConstants.MaxIcoFileSize)
{
Reporter.WarnLine(IcoErrorCode.FileTooLarge, $"Skipping file because it is unusually large ({length} bytes).", context.DisplayedPath);
return;
}
var data = File.ReadAllBytes(context.FullPath);
IcoDecoder.DoFile(data, context, frame => context.GeneratedFrames.Add(frame));
var originalNumFrames = context.GeneratedFrames.Count;
var indexes = from i in opts.FrameNumbersToDelete
orderby i descending
group i by i into g
select g.First();
foreach (var i in indexes)
{
if (i > context.GeneratedFrames.Count)
{
Reporter.WarnLine(IcoErrorCode.InvalidFrameIndex, $"Can't remove frame #{i} because the file only has {originalNumFrames}.", context.DisplayedPath);
}
else if (i < 1)
{
Reporter.WarnLine(IcoErrorCode.InvalidFrameIndex, $"#{i} is not a valid frame number.", context.DisplayedPath);
}
else
{
context.GeneratedFrames.RemoveAt(i - 1);
}
}
if (opts.SizesToDelete != null)
{
context.GeneratedFrames.RemoveAll(f => opts.SizesToDelete.Any(s => s == f.Encoding.ClaimedHeight || s == f.Encoding.ClaimedWidth));
}
if (opts.BitDepthsToDelete != null)
{
context.GeneratedFrames.RemoveAll(f => opts.BitDepthsToDelete.Any(s => s == f.Encoding.ClaimedBitDepth));
}
if (!context.GeneratedFrames.Any())
{
Reporter.WarnLine(IcoErrorCode.ZeroFrames, $"There are no frames remaining; this file will be unreadable by most apps.", context.DisplayedPath);
}
IcoEncoder.EmitIco(context.FullPath, context);
Reporter.InfoLine($"Removed {originalNumFrames - context.GeneratedFrames.Count} frame(s).", context.DisplayedPath);
}
private static void DoFile(byte[] data, ParseContext context, CommandLineOptions opts)
{
IcoDecoder.DoFile(data, context, frame => ProcessFrame(context, opts, frame));
var outputPath = opts.OverwriteInputFiles
? context.FullPath
: $"{context.FullPath}.crushed.ico";
if (opts.DryRun)
{
Reporter.InfoLine($"Dry run: not writing output [{outputPath}]");
}
else
{
IcoEncoder.EmitIco(outputPath, context);
}
}
private static int Run(CommandLineOptions opts)
{
if (opts.EncodingOverrideString != null)
{
switch (opts.EncodingOverrideString.ToLowerInvariant())
{
case "bitmap":
case "bmp":
opts.EncodingOverride = IcoEncodingType.Bitmap;
break;
case "png":
break;
default:
Reporter.ErrorLine(IcoErrorCode.UnsupportedCodec, $"Invalid encoding type: {opts.EncodingOverrideString}");
return(1);
}
}
if (opts.BitmapEncodingString != null)
{
switch (opts.BitmapEncodingString.ToLowerInvariant())
{
case "indexed1":
opts.BitmapEncodingOverride = BitmapEncoding.Pixel_indexed1;
break;
case "indexed2":
opts.BitmapEncodingOverride = BitmapEncoding.Pixel_indexed2;
break;
case "indexed4":
opts.BitmapEncodingOverride = BitmapEncoding.Pixel_indexed4;
break;
case "indexed8":
opts.BitmapEncodingOverride = BitmapEncoding.Pixel_indexed8;
break;
case "rgb555":
opts.BitmapEncodingOverride = BitmapEncoding.Pixel_rgb15;
break;
case "rgb888":
opts.BitmapEncodingOverride = BitmapEncoding.Pixel_rgb24;
break;
case "0rgb8888":
opts.BitmapEncodingOverride = BitmapEncoding.Pixel_0rgb32;
break;
case "argb8888":
opts.BitmapEncodingOverride = BitmapEncoding.Pixel_argb32;
break;
default:
Reporter.ErrorLine(IcoErrorCode.UnsupportedBitmapEncoding, $"Invalid bitamp encoding: {opts.BitmapEncodingString}");
return(1);
}
}
var context = new ParseContext
{
DisplayedPath = opts.InputFile,
FullPath = opts.InputFile,
GeneratedFrames = new List <IcoFrame>(),
Reporter = Reporter,
PngEncoder = new SixLabors.ImageSharp.Formats.Png.PngEncoder
{
CompressionLevel = 9,
ColorType = SixLabors.ImageSharp.Formats.Png.PngColorType.RgbWithAlpha,
},
};
if (File.Exists(opts.InputFile))
{
var data = File.ReadAllBytes(opts.InputFile);
IcoDecoder.DoFile(data, context, frame => context.GeneratedFrames.Add(frame));
}
var newFrame = GenerateFrame(opts, context);
if (opts.FrameIndex.HasValue)
{
if (opts.FrameIndex.Value < 1 || opts.FrameIndex.Value - 1 > context.GeneratedFrames.Count)
{
Reporter.ErrorLine(IcoErrorCode.InvalidFrameIndex, $"Cannot insert frame at #{opts.FrameIndex.Value}. The icon has {context.GeneratedFrames.Count} frame(s).", opts.InputFile);
return(1);
}
context.GeneratedFrames.Insert(opts.FrameIndex.Value - 1, newFrame);
}
else
{
context.GeneratedFrames.Add(newFrame);
}
IcoEncoder.EmitIco(opts.InputFile, context);
Reporter.PrintHelpUrls();
return(0);
}