implemented IPAC archives, IES images and WST audio.

2026-07-08 01:30:18 +08:00 · 2016-07-26 07:03:46 +04:00
parent 233ee76d90
commit 1922c42ae2
4 changed files with 280 additions and 0 deletions
--- a/ArcFormats/Ipac/AudioWST.cs
+++ b/ArcFormats/Ipac/AudioWST.cs
@@ -0,0 +1,85 @@
+//! \file       AudioWST.cs
+//! \date       Sat Jul 23 14:19:31 2016
+//! \brief      IPAC audio format.
+//
+// Copyright (C) 2016 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Text;
+
+namespace GameRes.Formats.BaseUnit
+{
+    [Export(typeof(AudioFormat))]
+    public class WstAudio : AudioFormat
+    {
+        public override string         Tag { get { return "WST"; } }
+        public override string Description { get { return "IPAC ADPCM audio format"; } }
+        public override uint     Signature { get { return 0x32545357; } } // 'WST2'
+
+        public override SoundInput TryOpen (Stream file)
+        {
+            var adpcm_data = new byte[0x20];
+            file.Position = 12;
+            if (0x1C != file.Read (adpcm_data, 4, 0x1C))
+                return null;
+            adpcm_data[0] = 0xF4;
+            adpcm_data[1] = 7;
+            adpcm_data[2] = 7;
+            int data_length = (int)(file.Length - file.Position);
+            int total_size = 0x4E - 8 + data_length;
+            var wav_file = new MemoryStream (total_size+4);
+            try
+            {
+                using (var wav = new BinaryWriter (wav_file, Encoding.Default, true))
+                {
+                    wav.Write (Wav.Signature);
+                    wav.Write (total_size);
+                    wav.Write (0x45564157); // 'WAVE'
+                    wav.Write (0x20746d66); // 'fmt '
+                    wav.Write (0x32);
+                    wav.Write ((ushort)2); // ADPCM
+                    wav.Write ((ushort)2); // channels
+                    wav.Write ((uint)0xAC44);
+                    wav.Write ((uint)0xAC44);
+                    wav.Write ((ushort)0x800);
+                    wav.Write ((ushort)4);
+                    wav.Write ((ushort)0x20);
+                    wav.Write (adpcm_data, 0, adpcm_data.Length);
+                    wav.Write (0x61746164); // 'data'
+                    wav.Write (data_length);
+                    file.CopyTo (wav_file);
+                }
+                wav_file.Position = 0;
+                var sound = new WaveInput (wav_file);
+                file.Dispose();
+                return sound;
+            }
+            catch
+            {
+                wav_file.Dispose();
+                throw;
+            }
+        }
+    }
+}