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

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This commit is contained in:
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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10
AssetStudio/Classes/AudioClip.cs
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@ -27,8 +27,8 @@ namespace AssetStudio
public AudioCompressionFormat m_CompressionFormat;
public string m_Source;
public ulong m_Offset;
public long m_Size;
public long m_Offset; //ulong
public long m_Size; //ulong
public ResourceReader m_AudioData;
public AudioClip(ObjectReader reader) : base(reader)
@ -74,7 +74,7 @@ namespace AssetStudio
//StreamedResource m_Resource
m_Source = reader.ReadAlignedString();
m_Offset = reader.ReadUInt64();
m_Offset = reader.ReadInt64();
m_Size = reader.ReadInt64();
m_CompressionFormat = (AudioCompressionFormat)reader.ReadInt32();
}
@ -82,11 +82,11 @@ namespace AssetStudio
ResourceReader resourceReader;
if (!string.IsNullOrEmpty(m_Source))
{
resourceReader = new ResourceReader(m_Source, assetsFile, m_Offset, (int)m_Size);
resourceReader = new ResourceReader(m_Source, assetsFile, m_Offset, m_Size);
}
else
{
resourceReader = new ResourceReader(reader, reader.BaseStream.Position, (int)m_Size);
resourceReader = new ResourceReader(reader, reader.BaseStream.Position, m_Size);
}
m_AudioData = resourceReader;
}

2
AssetStudio/Classes/Mesh.cs
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@ -681,7 +681,7 @@ namespace AssetStudio
{
if (m_VertexData.m_VertexCount > 0)
{
var resourceReader = new ResourceReader(m_StreamData.path, assetsFile, m_StreamData.offset, (int)m_StreamData.size);
var resourceReader = new ResourceReader(m_StreamData.path, assetsFile, m_StreamData.offset, m_StreamData.size);
m_VertexData.m_DataSize = resourceReader.GetData();
}
}

6
AssetStudio/Classes/Texture2D.cs
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@ -4,7 +4,7 @@ namespace AssetStudio
{
public class StreamingInfo
{
public ulong offset;
public long offset; //ulong
public uint size;
public string path;
@ -14,7 +14,7 @@ namespace AssetStudio
if (version[0] >= 2020) //2020.1 and up
{
offset = reader.ReadUInt64();
offset = reader.ReadInt64();
}
else
{
@ -134,7 +134,7 @@ namespace AssetStudio
ResourceReader resourceReader;
if (!string.IsNullOrEmpty(m_StreamData?.path))
{
resourceReader = new ResourceReader(m_StreamData.path, assetsFile, m_StreamData.offset, (int)m_StreamData.size);
resourceReader = new ResourceReader(m_StreamData.path, assetsFile, m_StreamData.offset, m_StreamData.size);
}
else
{

12
AssetStudio/Classes/VideoClip.cs
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@ -5,14 +5,14 @@ namespace AssetStudio
public class StreamedResource
{
public string m_Source;
public ulong m_Offset;
public ulong m_Size;
public long m_Offset; //ulong
public long m_Size; //ulong
public StreamedResource(BinaryReader reader)
{
m_Source = reader.ReadAlignedString();
m_Offset = reader.ReadUInt64();
m_Size = reader.ReadUInt64();
m_Offset = reader.ReadInt64();
m_Size = reader.ReadInt64();
}
}
@ -60,11 +60,11 @@ namespace AssetStudio
ResourceReader resourceReader;
if (!string.IsNullOrEmpty(m_ExternalResources.m_Source))
{
resourceReader = new ResourceReader(m_ExternalResources.m_Source, assetsFile, m_ExternalResources.m_Offset, (int)m_ExternalResources.m_Size);
resourceReader = new ResourceReader(m_ExternalResources.m_Source, assetsFile, m_ExternalResources.m_Offset, m_ExternalResources.m_Size);
}
else
{
resourceReader = new ResourceReader(reader, reader.BaseStream.Position, (int)m_ExternalResources.m_Size);
resourceReader = new ResourceReader(reader, reader.BaseStream.Position, m_ExternalResources.m_Size);
}
m_VideoData = resourceReader;
}

2
AssetStudio/FileReader.cs
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@ -58,7 +58,7 @@ namespace AssetStudio
}
}
public bool IsSerializedFile()
private bool IsSerializedFile()
{
var fileSize = BaseStream.Length;
if (fileSize < 20)

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);
}
}
}
}

5
AssetStudioGUI/Exporter.cs
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@ -205,12 +205,11 @@ namespace AssetStudioGUI
public static bool ExportVideoClip(AssetItem item, string exportPath)
{
var m_VideoClip = (VideoClip)item.Asset;
var m_VideoData = m_VideoClip.m_VideoData.GetData();
if (m_VideoData != null && m_VideoData.Length != 0)
if (m_VideoClip.m_ExternalResources.m_Size > 0)
{
if (!TryExportFile(exportPath, item, Path.GetExtension(m_VideoClip.m_OriginalPath), out var exportFullPath))
return false;
File.WriteAllBytes(exportFullPath, m_VideoData);
m_VideoClip.m_VideoData.WriteData(exportFullPath);
return true;
}
return false;