Add partial support for PSP Riviera .tpl files

HyoutaToolsLib/ProgramNames.cs

@@ -108,6 +108,7 @@ public class ProgramNames {
 			{ new KeyValuePair<ProgramName, ExecuteProgramDelegate>( new ProgramName( "Patches.Bps.Create",                      "-"           ),  Patches.Bps.Program.ExecuteCreate) },
 			{ new KeyValuePair<ProgramName, ExecuteProgramDelegate>( new ProgramName( "Tales.Compression.Decompress",            "-"           ),  Tales.Compression.Program.Decompress) },
 			{ new KeyValuePair<ProgramName, ExecuteProgramDelegate>( new ProgramName( "Sting.PcPckFile.Extract",                 "-"           ),  Sting.PcPckFile.ExecuteExtract) },
+			{ new KeyValuePair<ProgramName, ExecuteProgramDelegate>( new ProgramName( "Sting.PspRivieraTpl.ConvertToPng",        "-"           ),  Sting.PspRivieraTpl.ExecuteConvertToPng) },
 		};
 	}
 }

HyoutaToolsLib/Sting/PspRivieraTpl.cs

@@ -0,0 +1,97 @@
+using HyoutaPluginBase;
+using HyoutaTools.FileContainer;
+using HyoutaTools.Tales.Vesperia.NUB;
+using HyoutaTools.Textures;
+using HyoutaUtils;
+using HyoutaUtils.Streams;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace HyoutaTools.Sting {
+	public class PspRivieraTpl {
+
+		public static int ExecuteConvertToPng(List<string> args) {
+			if (args.Count == 0) {
+				Console.WriteLine("Sting.PspRivieraTpl.ConvertToPng file.tpl [output_folder]");
+				return -1;
+			}
+
+			try {
+				ConvertImagesToPng(new DuplicatableFileStream(args[0]), args.Count > 1 ? args[1] : (args[0] + ".ex"));
+				return 0;
+			} catch (Exception e) {
+				Console.WriteLine(e.Message);
+				return -1;
+			}
+		}
+
+		public static void ConvertImagesToPng(DuplicatableStream inputFile, string outputFolder) {
+			var file = inputFile.CopyToByteArrayStream();
+			System.IO.Directory.CreateDirectory(outputFolder);
+
+			uint imageCount = file.ReadUInt32();
+			uint unknown = file.ReadUInt32();
+
+			for (uint i = 0; i < imageCount; ++i) {
+				uint offsetHeader1 = file.ReadUInt32();
+				uint offsetHeader2 = file.ReadUInt32();
+
+				long pos = file.Position;
+
+				file.Position = offsetHeader1;
+				ushort unknown0 = file.ReadUInt16();
+				ushort unknown1 = file.ReadUInt16();
+				ushort width = file.ReadUInt16();
+				ushort unknown7 = file.ReadUInt16();
+				uint offsetData = file.ReadUInt32();
+				ushort unknown2 = file.ReadUInt16();
+				ushort unknown3 = file.ReadUInt16();
+				ushort unknown4 = file.ReadUInt16();
+				ushort unknown5 = file.ReadUInt16();
+
+				file.Position = offsetHeader2;
+				ushort colorCount = file.ReadUInt16();
+				ushort unknown6 = file.ReadUInt16(); // color format?
+				uint offsetPalette = file.ReadUInt32();
+
+				DuplicatableStream palette = file.ReadDuplicatableSubstreamFromLocationAndReset(offsetPalette, colorCount * 4);
+				Stream pngStream = null;
+
+				// bizarrely, height is not stored. so guess that based on offsets
+				int bpp = colorCount == 16 ? 4 : 8;
+				ushort height = (ushort)((((offsetPalette - offsetData) * 8) / bpp) / width);
+
+				if (colorCount == 16) {
+					pngStream = TextureUtil.WriteSingleImageToPngStream(new Textures.ColorFetchingIterators.ColorFetcherIndexed4Bits(
+						file.ReadDuplicatableSubstreamFromLocationAndReset(offsetData, (width * height) / 2),
+						width,
+						height,
+						new Textures.ColorFetchingIterators.ColorFetcherRGBA8888(palette.Duplicate(), colorCount, 1),
+						flipped: true
+					), new Textures.PixelOrderIterators.TiledPixelOrderIterator(width, (int)height, 32, 8), width, height);
+				} else if (colorCount == 256) {
+					pngStream = TextureUtil.WriteSingleImageToPngStream(new Textures.ColorFetchingIterators.ColorFetcherIndexed8Bits(
+						file.ReadDuplicatableSubstreamFromLocationAndReset(offsetData, width * height),
+						width,
+						height,
+						new Textures.ColorFetchingIterators.ColorFetcherRGBA8888(palette.Duplicate(), colorCount, 1)
+					), new Textures.PixelOrderIterators.TiledPixelOrderIterator(width, (int)height, 16, 8), width, height);
+				} else {
+					Console.WriteLine("unimplemented format");
+				}
+				if (pngStream != null) {
+					using (FileStream newFile = new FileStream(System.IO.Path.Combine(outputFolder, i.ToString() + ".png"), FileMode.Create)) {
+						pngStream.Position = 0;
+						StreamUtils.CopyStream(pngStream, newFile);
+					}
+				}
+
+				file.Position = pos;
+			}
+		}
+	}
+}