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Simplify PngSheetImportMetadataCommand.

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This commit is contained in:
Paul Chote
2019-02-12 12:20:17 +00:00
committed by reaperrr
parent b41d4f5cee
commit 2c96eb9d24
1 changed files with 7 additions and 55 deletions
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62
OpenRA.Mods.Common/UtilityCommands/PngSheetImportMetadataCommand.cs
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@@ -10,9 +10,7 @@
#endregion #endregion
using System.IO; using System.IO;
using System.Net; using OpenRA.FileFormats;
using System.Text;
using ICSharpCode.SharpZipLib.Checksums;
namespace OpenRA.Mods.Common.UtilityCommands namespace OpenRA.Mods.Common.UtilityCommands
{ {
@@ -28,60 +26,14 @@ namespace OpenRA.Mods.Common.UtilityCommands
[Desc("PNGFILE", "Import yaml metadata to png")] [Desc("PNGFILE", "Import yaml metadata to png")]
void IUtilityCommand.Run(Utility utility, string[] args) void IUtilityCommand.Run(Utility utility, string[] args)
{ {
// HACK: This could eventually be merged into the Png class (add a Write method), however this requires complex png writing algorythms. Png png;
var rs = File.OpenRead(args[1]); using (var pngStream = File.OpenRead(args[1]))
var ws = new MemoryStream(); png = new Png(pngStream);
using (var bw = new BinaryWriter(ws)) foreach (var node in MiniYaml.FromFile(Path.ChangeExtension(args[1], "yaml")))
{ png.EmbeddedData[node.Key] = node.Value.Value;
bw.Write(rs.ReadBytes(8));
var crc32 = new Crc32();
for (;;) png.Save(args[1]);
{
var length = IPAddress.NetworkToHostOrder(rs.ReadInt32());
var type = Encoding.UTF8.GetString(rs.ReadBytes(4));
var content = rs.ReadBytes(length);
var crc = rs.ReadUInt32();
switch (type)
{
case "tEXt":
break;
case "IEND":
rs.Close();
foreach (var node in MiniYaml.FromFile(Path.ChangeExtension(args[1], "yaml")))
{
bw.Write(IPAddress.NetworkToHostOrder(node.Key.Length + 1 + node.Value.Value.Length));
bw.Write("tEXt".ToCharArray());
bw.Write(node.Key.ToCharArray());
bw.Write((byte)0x00);
bw.Write(node.Value.Value.ToCharArray());
crc32.Reset();
crc32.Update(Encoding.ASCII.GetBytes("tEXt"));
crc32.Update(Encoding.ASCII.GetBytes(node.Key + (char)0x00 + node.Value.Value));
bw.Write((uint)IPAddress.NetworkToHostOrder((int)crc32.Value));
}
bw.Write(0);
bw.Write(type.ToCharArray());
bw.Write(crc);
File.WriteAllBytes(args[1], ws.ToArray());
ws.Close();
return;
default:
bw.Write(IPAddress.NetworkToHostOrder(length));
bw.Write(type.ToCharArray());
bw.Write(content);
bw.Write(crc);
break;
}
}
}
} }
} }
} }