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(Pulltop): unpack PSP files.

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This commit is contained in:
morkt
2019-02-25 13:05:58 +04:00
parent 87fa5a3024
commit 5fd5a9a44c
1 changed files with 49 additions and 2 deletions
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51
ArcFormats/Will/ArcPulltop.cs
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@@ -31,6 +31,7 @@ using System.IO;
using System.Linq; using System.Linq;
using System.Text; using System.Text;
using GameRes.Formats.Strings; using GameRes.Formats.Strings;
using GameRes.Compression;
namespace GameRes.Formats.Will namespace GameRes.Formats.Will
{ {
@@ -46,6 +47,7 @@ namespace GameRes.Formats.Will
public Arc2Opener () public Arc2Opener ()
{ {
Extensions = new string[] { "arc", "ar2" }; Extensions = new string[] { "arc", "ar2" };
ContainedFormats = new[] { "PNG", "PNA", "PSB", "OGG", "SCR" };
} }
public override ArcFile TryOpen (ArcView file) public override ArcFile TryOpen (ArcView file)
@@ -83,7 +85,7 @@ namespace GameRes.Formats.Will
if (0 == name_buffer.Length) if (0 == name_buffer.Length)
return null; return null;
var name = name_buffer.ToString(); var name = name_buffer.ToString();
var entry = FormatCatalog.Instance.Create<Entry> (name); var entry = Create<Entry> (name);
entry.Offset = offset; entry.Offset = offset;
entry.Size = size; entry.Size = size;
if (!entry.CheckPlacement (file.MaxOffset)) if (!entry.CheckPlacement (file.MaxOffset))
@@ -97,8 +99,12 @@ namespace GameRes.Formats.Will
public override Stream OpenEntry (ArcFile arc, Entry entry) public override Stream OpenEntry (ArcFile arc, Entry entry)
{ {
if (!IsScriptFile (entry.Name)) if (!IsScriptFile (entry.Name) || Path.GetFileName (arc.File.Name).Contains ("Model"))
{
if (entry.Name.HasExtension (".PSP"))
return OpenPsp (arc, entry);
return base.OpenEntry (arc, entry); return base.OpenEntry (arc, entry);
}
var data = arc.File.View.ReadBytes (entry.Offset, entry.Size); var data = arc.File.View.ReadBytes (entry.Offset, entry.Size);
for (int i = 0; i < data.Length; ++i) for (int i = 0; i < data.Length; ++i)
{ {
@@ -107,6 +113,42 @@ namespace GameRes.Formats.Will
return new BinMemoryStream (data, entry.Name); return new BinMemoryStream (data, entry.Name);
} }
Stream OpenPsp (ArcFile arc, Entry entry)
{
using (var input = arc.File.CreateStream (entry.Offset, entry.Size))
{
int unpacked_size = input.ReadInt32();
var output = new byte[unpacked_size];
int dst = 0;
var frame = new byte[0x1000];
int frame_pos = 1;
while (dst < unpacked_size)
{
int ctl = input.ReadByte();
for (int bit = 1; dst < unpacked_size && bit != 0x100; bit <<= 1)
{
if (0 != (ctl & bit))
{
byte b = input.ReadUInt8();
output[dst++] = frame[frame_pos++ & 0xFFF] = b;
}
else
{
int hi = input.ReadByte();
int lo = input.ReadByte();
int offset = hi << 4 | lo >> 4;
for (int count = 2 + (lo & 0xF); count != 0; --count)
{
byte v = frame[offset++ & 0xFFF];
output[dst++] = frame[frame_pos++ & 0xFFF] = v;
}
}
}
}
return new BinMemoryStream (output, entry.Name);
}
}
static bool IsScriptFile (string name) static bool IsScriptFile (string name)
{ {
return name.HasAnyOfExtensions ("ws2", "json"); return name.HasAnyOfExtensions ("ws2", "json");
@@ -179,4 +221,9 @@ namespace GameRes.Formats.Will
} }
} }
} }
[Export(typeof(ResourceAlias))]
[ExportMetadata("Extension", "PSP")]
[ExportMetadata("Target", "PSB")]
public class PspFormat : ResourceAlias { }
} }