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support exporting VideoClips with a size above 2gb. close #765

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Perfare
2021-07-02 03:26:46 +08:00
parent 17b91984d6
commit 850ba63a10
7 changed files with 47 additions and 36 deletions
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46
AssetStudio/ResourceReader.cs
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@@ -8,41 +8,37 @@ namespace AssetStudio
private string path;
private SerializedFile assetsFile;
private long offset;
private int size;
private long size;
private BinaryReader reader;
public ResourceReader(string path, SerializedFile assetsFile, ulong offset, int size)
public ResourceReader(string path, SerializedFile assetsFile, long offset, long size)
{
needSearch = true;
this.path = path;
this.assetsFile = assetsFile;
this.offset = (long)offset;
this.offset = offset;
this.size = size;
}
public ResourceReader(BinaryReader reader, long offset, int size)
public ResourceReader(BinaryReader reader, long offset, long size)
{
this.reader = reader;
this.offset = offset;
this.size = size;
}
public byte[] GetData()
private BinaryReader GetReader()
{
if (needSearch)
{
var resourceFileName = Path.GetFileName(path);
if (assetsFile.assetsManager.resourceFileReaders.TryGetValue(resourceFileName, out reader))
{
needSearch = false;
reader.BaseStream.Position = offset;
return reader.ReadBytes(size);
return reader;
}
var assetsFileDirectory = Path.GetDirectoryName(assetsFile.fullName);
var resourceFilePath = assetsFileDirectory + Path.DirectorySeparatorChar + resourceFileName;
var resourceFilePath = Path.Combine(assetsFileDirectory, resourceFileName);
if (!File.Exists(resourceFilePath))
{
var findFiles = Directory.GetFiles(assetsFileDirectory, resourceFileName, SearchOption.AllDirectories);
@@ -53,18 +49,34 @@ namespace AssetStudio
}
if (File.Exists(resourceFilePath))
{
reader = new BinaryReader(File.OpenRead(resourceFilePath));
needSearch = false;
reader = new BinaryReader(File.OpenRead(resourceFilePath));
assetsFile.assetsManager.resourceFileReaders.Add(resourceFileName, reader);
reader.BaseStream.Position = offset;
return reader.ReadBytes(size);
return reader;
}
throw new FileNotFoundException($"Can't find the resource file {resourceFileName}");
}
else
{
return reader;
}
}
reader.BaseStream.Position = offset;
return reader.ReadBytes(size);
public byte[] GetData()
{
var binaryReader = GetReader();
binaryReader.BaseStream.Position = offset;
return binaryReader.ReadBytes((int)size);
}
public void WriteData(string path)
{
var binaryReader = GetReader();
binaryReader.BaseStream.Position = offset;
using (var writer = File.OpenWrite(path))
{
binaryReader.BaseStream.CopyTo(writer, size);
}
}
}
}