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add CombineRGBA to combine image pairs.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,225 @@ | ||
| using AuroraLib.Texture; | ||
| using DolphinTextureExtraction.Scans.Helper; | ||
| using DolphinTextureExtraction.Scans.Options; | ||
| using DolphinTextureExtraction.Scans.Results; | ||
| using SixLabors.ImageSharp; | ||
| using SixLabors.ImageSharp.Advanced; | ||
| using SixLabors.ImageSharp.PixelFormats; | ||
| using SixLabors.ImageSharp.Processing; | ||
|
|
||
| namespace DolphinTextureExtraction.Scans | ||
| { | ||
| public class CombineRGBA : ScanBase | ||
| { | ||
| List<int> _hash = new(); | ||
|
|
||
| public static ScanResults StartScan(string meindirectory, string savedirectory, ScanOptions options, string logDirectory = null) | ||
| => StartScan_Async(meindirectory, savedirectory, options, logDirectory).Result; | ||
|
|
||
| public static async Task<ScanResults> StartScan_Async(string meindirectory, string savedirectory, ScanOptions options, string logDirectory = null) | ||
| { | ||
| CombineRGBA Extractor = new(meindirectory, savedirectory, options, logDirectory); | ||
| return await Extractor.StartScan_Async(); | ||
| } | ||
|
|
||
| public CombineRGBA(in string scanDirectory, in string saveDirectory, ScanOptions options, string logDirectory = null) : base(scanDirectory, saveDirectory, options, logDirectory) | ||
| { | ||
| } | ||
|
|
||
| protected override void Scan(ScanObjekt so) | ||
| { | ||
| //in case it's not a supported image format. | ||
| if (!so.Extension.Contains(".png", StringComparison.InvariantCultureIgnoreCase) && !so.Extension.Contains(".tga", StringComparison.InvariantCultureIgnoreCase) && !so.Extension.Contains(".tiff", StringComparison.InvariantCultureIgnoreCase)) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| ReadOnlySpan<char> name = Path.GetFileName(so.SubPath); | ||
| if (name.Length > 28 && name[..4].SequenceEqual("tex1") && DolphinTextureHashInfo.TryParse(name.ToString(), out DolphinTextureHashInfo dolphinHash)) | ||
| { | ||
| if (!dolphinHash.Format.IsPaletteFormat() || !AddHashIfNeeded(dolphinHash)) | ||
| { | ||
| return; | ||
| } | ||
|
|
||
| using Image<Rgba32> image = Image.Load<Rgba32>(so.Stream); | ||
|
|
||
| if (ImageHelper.IsGrayscale(image) && so.Stream is FileStream file) | ||
| { | ||
| string directory = Path.GetDirectoryName(file.Name); | ||
| string searchPattern = Path.GetFileNameWithoutExtension(file.Name).Replace($"{dolphinHash.TlutHash:x16}", "*"); | ||
|
|
||
| string[] match = Directory.GetFiles(directory, searchPattern + ".*"); | ||
| if (match.Length == 2) | ||
| { | ||
| string fullPaht2 = match[0] == file.Name ? match[1] : match[0]; | ||
| DolphinTextureHashInfo.TryParse(Path.GetFileName(fullPaht2), out DolphinTextureHashInfo dolphinHash2); | ||
| using Image<Rgba32> image2 = Image.Load<Rgba32>(fullPaht2); | ||
| if (image.Size != image2.Size) | ||
| { | ||
| image2.Mutate(x => x.Resize(image.Size)); | ||
| } | ||
| int trend = AnalyzeImagePairs(image, image2); | ||
|
|
||
| SplitTextureHashInfo hashRGBA; | ||
| Image<Rgba32> imageRGBA = null; | ||
| try | ||
| { | ||
| if (trend < 0) | ||
| { | ||
| hashRGBA = new(dolphinHash2, dolphinHash); | ||
| imageRGBA = CombineImagePairs(image2, image); | ||
| } | ||
| else | ||
| { | ||
| hashRGBA = new(dolphinHash, dolphinHash2); | ||
| imageRGBA = CombineImagePairs(image, image2); | ||
| } | ||
| Save(imageRGBA, so.SubPath, hashRGBA, trend); | ||
|
|
||
| } | ||
| finally | ||
| { | ||
| imageRGBA?.Dispose(); | ||
| } | ||
|
|
||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private void Save(Image image, ReadOnlySpan<char> subSavePath, SplitTextureHashInfo hash, int trend) | ||
| { | ||
| Stream file; | ||
| string fileName = hash.Build() + ".png"; | ||
|
|
||
| //In case of a DryRun we do not save the file. | ||
| if (Option.DryRun) | ||
| { | ||
| file = new MemoryPoolStream(512); | ||
| } | ||
| else | ||
| { | ||
| string saveDirectory = GetFullSaveDirectory(Path.GetDirectoryName(subSavePath)); | ||
| string savePath = Path.Combine(saveDirectory, fileName); | ||
| Directory.CreateDirectory(saveDirectory); | ||
| file = new FileStream(savePath, FileMode.Create, FileAccess.ReadWrite, FileShare.None); | ||
| } | ||
|
|
||
| image.SaveAsPng(file); | ||
| file.Dispose(); | ||
|
|
||
| fileName = Path.Join(Path.GetDirectoryName(subSavePath), fileName); | ||
| Log.WriteNotification(AuroraLib.Common.NotificationType.Info, $"\"{fileName}\" RGBA tendency {trend}."); | ||
| Option.ListPrintAction?.Invoke(Result, "Combined", fileName, $"RGBA tendency {trend}."); | ||
|
|
||
| } | ||
|
|
||
| private static Image<Rgba32> CombineImagePairs(Image<Rgba32> imageRG, Image<Rgba32> imageBA) | ||
| { | ||
| int width = imageRG.Width; | ||
| int height = imageRG.Height; | ||
|
|
||
| Image<Rgba32> image = new(width, height); | ||
|
|
||
| var memRG = imageRG.GetPixelMemoryGroup(); | ||
| var memBA = imageBA.GetPixelMemoryGroup(); | ||
| var mem = image.GetPixelMemoryGroup(); | ||
|
|
||
| for (int i = 0; i < memRG.Count; i++) | ||
| { | ||
| Span<Rgba32> pRG = memRG[i].Span; | ||
| Span<Rgba32> pBA = memBA[i].Span; | ||
| Span<Rgba32> p = mem[i].Span; | ||
|
|
||
| for (int j = 0; j < pRG.Length; j++) | ||
| { | ||
| p[j] = new(pRG[j].R, pRG[j].A, pBA[j].R, pBA[j].A); | ||
| } | ||
| } | ||
|
|
||
| return image; | ||
| } | ||
|
|
||
| private static int AnalyzeImagePairs(Image<Rgba32> image1, Image<Rgba32> image2) | ||
| { | ||
| int trend = 0; | ||
| var mem1 = image1.GetPixelMemoryGroup(); | ||
| var mem2 = image2.GetPixelMemoryGroup(); | ||
|
|
||
| // Last A value for image1 & image2. | ||
| La16 lastP1 = default; | ||
| La16 lastP2 = default; | ||
|
|
||
| // Last trend for A value for image1 & image2. | ||
| int lastTrendA1 = 0; | ||
| int lastTrendA2 = 0; | ||
|
|
||
| for (int i = 0; i < mem1.Count; i++) | ||
| { | ||
| // Retrieve pixel data for both images. | ||
| Span<Rgba32> pd1 = mem1[i].Span; | ||
| Span<Rgba32> pd2 = mem2[i].Span; | ||
|
|
||
| for (int j = 0; j < pd1.Length; j++) | ||
| { | ||
| La16 p1 = new(pd1[j].R, pd1[j].A); | ||
| La16 p2 = new(pd2[j].R, pd2[j].A); | ||
|
|
||
| // Try to detect the behavior of fully trasparent pixels. | ||
| if (p1.L == p2.L && p1.L == p2.A) | ||
| { | ||
| trend -= p1.A == 0 ? 30 : 10; | ||
| } | ||
| if (p1.L == p2.L && p1.L == p1.A) | ||
| { | ||
| trend += p2.A == 0 ? 30 : 10; | ||
| } | ||
|
|
||
| // If only one value does not change it is probably the alpha channel. | ||
| if (lastP1.L == p1.L && lastP2.L == p2.L) | ||
| { | ||
| if (lastP1.A == p1.A && lastP2.A != p2.A) | ||
| { | ||
| trend += 5; | ||
| } | ||
| else if (lastP2.A == p2.A && lastP1.A != p1.A) | ||
| { | ||
| trend -= 5; | ||
| } | ||
| } | ||
|
|
||
| trend += AnalyzeAlphaTrend(p1, ref lastTrendA1, ref lastP1) ? -1 : 3; | ||
| trend += AnalyzeAlphaTrend(p2, ref lastTrendA2, ref lastP2) ? 1 : -3; | ||
| } | ||
| } | ||
| return trend; | ||
|
|
||
| static bool AnalyzeAlphaTrend(La16 p, ref int trend, ref La16 lp) | ||
| { | ||
| // Determine the trend for A value. | ||
| int currentTrend = lp.A < p.A ? 1 : (lp.A > p.A ? -1 : 0); | ||
| // Analyze the trend of the alpha channel. | ||
| bool result = (trend == 0 || currentTrend == trend); | ||
| // Update last values. | ||
| trend = currentTrend; | ||
| lp = p; | ||
| return result; | ||
| } | ||
| } | ||
|
|
||
| private bool AddHashIfNeeded(DolphinTextureHashInfo dolphinHash) | ||
| { | ||
| int hash = dolphinHash.Hash.GetHashCode() + (dolphinHash.HasMips ? 1 : 0) + dolphinHash.Mipmap; | ||
| lock (_hash) | ||
| { | ||
| if (_hash.Contains(hash)) | ||
| return false; | ||
|
|
||
| _hash.Add(hash); | ||
| return true; | ||
| } | ||
| } | ||
|
|
||
| } | ||
| } |
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