public override void Save(Stream stream, AssetTarget[] targets, AssetBundleManifest manifest, Dictionary <string, HashSet <AssetTarget> > abAssets)
        {
            BinaryWriter sw = new BinaryWriter(stream);

            //写入文件头判断文件类型用,ABDB 意思即 Asset-Bundle-Data-Binary
            sw.Write(new char[] { 'A', 'B', 'D', 'B' });

            List <string> bundleNames = new List <string>(manifest.GetAllAssetBundles());

            //写入文件名池
            sw.Write(bundleNames.Count);
            for (int i = 0; i < bundleNames.Count; i++)
            {
                sw.Write(bundleNames[i]);
            }

            foreach (var bundleName in bundleNames)
            {
                //bundle debug name
                sw.Write(abAssets[bundleName].First().abDebugName);
                //bundle name
                sw.Write(bundleNames.IndexOf(bundleName));
                //hash
                sw.Write(manifest.GetAssetBundleHash(bundleName).ToString());

                var resCount = abAssets[bundleName].Count;
                sw.Write(resCount);
                foreach (var target in abAssets[bundleName])
                {
                    sw.Write(AssetBundleUtils.PathConvert(target.assetPath));
                }

                //type
//                sw.Write((int)target.compositeType);
                //写入依赖信息
                var allDependencies = manifest.GetAllDependencies(bundleName);
                sw.Write(allDependencies.Length);
                foreach (var dependency in allDependencies)
                {
                    sw.Write(bundleNames.IndexOf(dependency));
                }
            }
            sw.Close();
        }
        public virtual void Save(Stream stream, AssetTarget[] targets, AssetBundleManifest manifest, Dictionary <string, HashSet <AssetTarget> > abAssets)
        {
            StreamWriter sw = new StreamWriter(stream);

            //写入文件头判断文件类型用,ABDT 意思即 Asset-Bundle-Data-Text
            sw.WriteLine("ABDT");

            var allAssetBundles = manifest.GetAllAssetBundles();

            foreach (var bundleName in allAssetBundles)
            {
                sw.WriteLine(abAssets[bundleName].First().abDebugName);
                //bundle name
                sw.WriteLine(bundleName);
                //hash
                sw.WriteLine(manifest.GetAssetBundleHash(bundleName));

                var allDependencies = manifest.GetAllDependencies(bundleName);
                int resCount        = abAssets[bundleName].Count;
                sw.WriteLine(resCount); //AB包中资源数量
                foreach (var target in abAssets[bundleName])
                {
                    sw.WriteLine(AssetBundleUtils.PathConvert(target.assetPath));
                }

                //type
//                sw.WriteLine((int)target.compositeType);
                //写入依赖信息
                sw.WriteLine(allDependencies.Length);
                foreach (var dep in allDependencies)
                {
                    sw.WriteLine(dep);
                }
                sw.WriteLine("<------------->");
            }
            sw.Close();
        }