KFreonLib.Textures.ME2Texture2D.extractImage C# (CSharp) Метод

        public byte[] extractImage(ImageInfo imgInfo, bool NoOutput, string archiveDir = null, string fileName = null)
        {
            ImageFile imgFile;
            if (fileName == null)
            {
                fileName = texName + "_" + imgInfo.imgSize + getFileFormat();
            }

            byte[] imgBuffer = null;

            switch (imgInfo.storageType)
            {
                case storage.pccSto:
                    imgBuffer = new byte[imgInfo.uncSize];
                    Buffer.BlockCopy(imageData, imgInfo.offset, imgBuffer, 0, imgInfo.uncSize);
                    break;
                case storage.arcCpr:
                case storage.arcUnc:
                    string archivePath = FullArcPath;
                    if (String.IsNullOrEmpty(archivePath))
                        archivePath = GetTexArchive(archiveDir);
                    if (!File.Exists(archivePath))
                    {
                        throw new FileNotFoundException("Texture archive not found in " + archivePath);
                    }

                    using (FileStream archiveStream = File.OpenRead(archivePath))
                    {
                        if (imgInfo.storageType == storage.arcCpr)
                        {
                            SaltLZOHelper lzohelp = new SaltLZOHelper();
                            imgBuffer = lzohelp.DecompressTex(archiveStream, imgInfo.offset, imgInfo.uncSize, imgInfo.cprSize);
                        }
                        else
                        {
                            archiveStream.Seek(imgInfo.offset, SeekOrigin.Begin);
                            imgBuffer = new byte[imgInfo.uncSize];
                            archiveStream.Read(imgBuffer, 0, imgBuffer.Length);
                        }
                    }
                    break;
                default:
                    throw new FormatException("Unsupported texture storage type");
            }

            imgFile = new DDS(fileName, imgInfo.imgSize, Textures.Methods.StringifyFormat(texFormat), imgBuffer);
            byte[] saveImg = imgFile.ToArray();

            if (!NoOutput)
                using (FileStream outputImg = new FileStream(imgFile.fileName, FileMode.Create, FileAccess.Write))
                    outputImg.Write(saveImg, 0, saveImg.Length);
            return saveImg;
        }