diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj index 5cc1168e..86266f61 100644 --- a/ArcFormats/ArcFormats.csproj +++ b/ArcFormats/ArcFormats.csproj @@ -143,6 +143,7 @@ + @@ -176,6 +177,8 @@ + + diff --git a/ArcFormats/Hypatia/AudioADP.cs b/ArcFormats/Hypatia/AudioADP.cs new file mode 100644 index 00000000..bff1e90e --- /dev/null +++ b/ArcFormats/Hypatia/AudioADP.cs @@ -0,0 +1,135 @@ +//! \file AudioADP.cs +//! \date 2018 Sep 21 +//! \brief Hypatia compressed audio format. +// +// Copyright (C) 2018 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 GameRes.Utility; + +namespace GameRes.Formats.Hypatia +{ + [Export(typeof(AudioFormat))] + public class AdpAudio : AudioFormat + { + public override string Tag { get { return "ADP/HYPATIA"; } } + public override string Description { get { return "Hypatia compressed audio format"; } } + public override uint Signature { get { return 0x31504441; } } // 'ADP1' + public override bool CanWrite { get { return false; } } + + public override SoundInput TryOpen (IBinaryStream file) + { + var header = file.ReadHeader (0x10); + int samples = header.ToInt32 (4); + uint sample_rate = header.ToUInt32 (8); + if (sample_rate < 8000 || sample_rate > 96000) + return null; + ushort channels = header.ToUInt16 (12); + if (channels != 1 && channels != 2) + return null; + samples *= channels; + + var output = new byte[2 * samples]; + var first = new AdpDecoder(); + var second = first; + if (channels > 1) + second = new AdpDecoder(); + int dst = 0; + while (samples > 0) + { + int v = file.ReadByte(); + if (-1 == v) + break; + LittleEndian.Pack (first.DecodeSample (v), output, dst); + if (0 == --samples) + break; + dst += 2; + LittleEndian.Pack (second.DecodeSample (v >> 4), output, dst); + dst += 2; + --samples; + } + + var format = new WaveFormat { + FormatTag = 1, + Channels = channels, + SamplesPerSecond = sample_rate, + AverageBytesPerSecond = 2u * channels * sample_rate, + BlockAlign = (ushort)(2 * channels), + BitsPerSample = 16, + }; + var pcm = new MemoryStream (output); + var sound = new RawPcmInput (pcm, format); + file.Dispose(); + return sound; + } + } + + internal class AdpDecoder + { + int prev_sample; + int quant_idx = 0; + + public AdpDecoder (int init_sample = 0) + { + prev_sample = init_sample; + } + + public void Reset (short s, int q) + { + prev_sample = s; + quant_idx = q; + } + + public short DecodeSample (int src) + { + src &= 0xF; + int sample = ScaleTable[src] * QuantizeTable[quant_idx] + prev_sample; + if (sample < -32768) + sample = -32768; + else if (sample > 0x7FFF) + sample = 0x7FFF; + prev_sample = sample; + + quant_idx += IncrementTable[src]; + if (quant_idx < 0) + quant_idx = 0; + else if (quant_idx > 48) + quant_idx = 48; + return (short)sample; + } + + static readonly ushort[] QuantizeTable = { + 0x0010, 0x0011, 0x0013, 0x0015, 0x0017, 0x0019, 0x001C, 0x001F, 0x0022, 0x0025, 0x0029, 0x002D, + 0x0032, 0x0037, 0x003C, 0x0042, 0x0049, 0x0050, 0x0058, 0x0061, 0x006B, 0x0076, 0x0082, 0x008F, + 0x009D, 0x00AD, 0x00BE, 0x00D1, 0x00E6, 0x00FD, 0x0117, 0x0133, 0x0151, 0x0173, 0x0198, 0x01C1, + 0x01EE, 0x0220, 0x0256, 0x0292, 0x02D4, 0x031C, 0x036C, 0x03C3, 0x0424, 0x048E, 0x0502, 0x0583, + 0x0610, + }; + static readonly short[] ScaleTable = { + 2, 6, 0xA, 0xE, 0x12, 0x16, 0x1A, 0x1E, + -2, -6, -0xA, -0xE, -0x12, -0x16, -0x1A, -0x1E, + }; + static readonly sbyte[] IncrementTable = { -1, -1, -1, -1, 2, 4, 6, 8, -1, -1, -1, -1, 2, 4, 6, 8 }; + } +} diff --git a/ArcFormats/Hypatia/ImageWBM.cs b/ArcFormats/Hypatia/ImageWBM.cs new file mode 100644 index 00000000..d653ac51 --- /dev/null +++ b/ArcFormats/Hypatia/ImageWBM.cs @@ -0,0 +1,76 @@ +//! \file ImageWBM.cs +//! \date 2018 Sep 21 +//! \brief Hypatia bitmap format. +// +// Copyright (C) 2018 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.ComponentModel.Composition; +using System.IO; +using System.Windows.Media; +using System.Windows.Media.Imaging; + +namespace GameRes.Formats.Hypatia +{ + [Export(typeof(ImageFormat))] + public class WbmFormat : ImageFormat + { + public override string Tag { get { return "WBM/HYPATIA"; } } + public override string Description { get { return "Hypatia bitmap format"; } } + public override uint Signature { get { return 0x4D425721; } } // '!WBM' + + public WbmFormat () + { + Extensions = new[] { "dat", "wbm" }; + } + + public override ImageMetaData ReadMetaData (IBinaryStream file) + { + var header = file.ReadHeader (12); + return new ImageMetaData { + Width = header.ToUInt16 (4), + Height = header.ToUInt16 (6), + BPP = 8, + }; + } + + public override ImageData Read (IBinaryStream file, ImageMetaData info) + { + file.Position = 12; + var pixels = file.ReadBytes ((int)info.Width * (int)info.Height); + var format = PixelFormats.Gray8; + BitmapPalette palette = null; + var palette_name = VFS.ChangeFileName (file.Name, "data.act"); + if (VFS.FileExists (palette_name)) + { + using (var pal_file = VFS.OpenStream (palette_name)) + palette = ReadPalette (pal_file, 0x100, PaletteFormat.Rgb); + format = PixelFormats.Indexed8; + } + return ImageData.Create (info, format, palette, pixels); + } + + public override void Write (Stream file, ImageData image) + { + throw new System.NotImplementedException ("WbmFormat.Write not implemented"); + } + } +}