mirror of
https://mirror.ghproxy.com/https://github.com/dexyfex/CodeWalker
synced 2024-07-15 22:31:23 +08:00
793 lines
26 KiB
C#
793 lines
26 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using TC = System.ComponentModel.TypeConverterAttribute;
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using EXP = System.ComponentModel.ExpandableObjectConverter;
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namespace CodeWalker.GameFiles
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{
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[TC(typeof(EXP))]public class AwcFile : PackedFile
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{
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public string Name { get; set; }
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public RpfFileEntry FileEntry { get; set; }
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public byte[] Data { get; set; }
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public string ErrorMessage { get; set; }
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public uint Magic { get; set; }
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public ushort Version { get; set; }
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public ushort Flags { get; set; }
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public int StreamCount { get; set; }
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public int InfoOffset { get; set; }
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public bool MultiChannel { get; set; }
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public byte[] MultiChannelData { get; set; }
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public AwcStreamInfo[] StreamInfos { get; set; }
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public uint[] AudioIds { get; set; }
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public AwcAudio[] Audios { get; set; }
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static public void Decrypt_RSXXTEA(byte[] data, uint[] key)
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{
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// Rockstar's modified version of XXTEA
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uint[] blocks = new uint[data.Length / 4];
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Buffer.BlockCopy(data, 0, blocks, 0, data.Length);
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int block_count = blocks.Length;
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uint a, b = blocks[0], i;
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i = (uint)(0x9E3779B9 * (6 + 52 / block_count));
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do
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{
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for (int block_index = block_count - 1; block_index >= 0; --block_index)
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{
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a = blocks[(block_index > 0 ? block_index : block_count) - 1];
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b = blocks[block_index] -= (a >> 5 ^ b << 2) + (b >> 3 ^ a << 4) ^ (i ^ b) + (key[block_index & 3 ^ (i >> 2 & 3)] ^ a ^ 0x7B3A207F);
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}
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i -= 0x9E3779B9;
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} while (i != 0);
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Buffer.BlockCopy(blocks, 0, data, 0, data.Length);
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}
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public void Load(byte[] data, RpfFileEntry entry)
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{
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//adapted from libertyV code
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//MemoryStream ms = new MemoryStream(data);
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Name = entry.Name;
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FileEntry = entry;
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Data = data;
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if ((data == null) || (data.Length < 8))
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{
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ErrorMessage = "Data null or too short!";
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return; //nothing to do, not enough data...
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}
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Endianess endianess = Endianess.LittleEndian;
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Magic = BitConverter.ToUInt32(data, 0);
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if (Magic != 0x54414441 && Magic != 0x41444154)
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{
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if (data.Length % 4 == 0)
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{
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Decrypt_RSXXTEA(data, GTA5Keys.PC_AWC_KEY);
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Magic = BitConverter.ToUInt32(data, 0);
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} else
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ErrorMessage = "Corrupted data!";
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}
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switch (Magic)
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{
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default:
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ErrorMessage = "Unexpected Magic 0x" + Magic.ToString("X");
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return;
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case 0x54414441:
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endianess = Endianess.LittleEndian;
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break;
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case 0x41444154:
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endianess = Endianess.BigEndian;
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break;
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}
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using (MemoryStream ms = new MemoryStream(data))
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{
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DataReader r = new DataReader(ms, endianess);
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Magic = r.ReadUInt32();
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Version = r.ReadUInt16();
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Flags = r.ReadUInt16();
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StreamCount = r.ReadInt32();
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InfoOffset = r.ReadInt32();
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//notes from libertyV:
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// first bit - means that there are unknown word for each stream after this header
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// second bit - I think that it means that not all the tags are in the start of the file, but all the tags of a stream are near the data tag
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// third bit - Multi channel audio
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if ((Flags >> 8) != 0xFF)
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{
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ErrorMessage = "Flags 0 not supported!";
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return;
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}
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if ((Flags & 0xF8) != 0)
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{
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//ErrorMessage = "Flags 1 not supported!";
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//return;
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}
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MultiChannel = ((Flags & 4) == 4);
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var flag0 = ((Flags & 1) == 1);
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var infoStart = 16 + (flag0 ? (StreamCount * 2) : 0);
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ms.Position = infoStart;
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List<AwcStreamInfo> infos = new List<AwcStreamInfo>();
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Dictionary<uint, AwcStreamInfo> infoDict = new Dictionary<uint, AwcStreamInfo>();
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List<uint> audioIds = new List<uint>();
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List<AwcAudio> audios = new List<AwcAudio>();
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for (int i = 0; i < StreamCount; i++)
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{
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var info = new AwcStreamInfo(r);
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infos.Add(info);
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infoDict[info.Id] = info;
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}
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for (int i = 0; i < StreamCount; i++)
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{
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var info = infos[i];
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for (int j = 0; j < info.TagCount; j++)
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{
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var chunk = new AwcChunkInfo(r);
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info.Chunks[chunk.Tag] = chunk;
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}
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}
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StreamInfos = infos.ToArray();
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byte hformat = 0xFA;// 250 0x6061D4FA & 0xFF; //JenkHash.GenHash("format");
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byte hdata = 0x55;// 85 0x5EB5E655 & 0xFF; //JenkHash.GenHash("data");
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byte hycd = 0x5C;// 92 YCD resource chunk... lip sync anims?
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byte hunk = 0x36;// 54 unk chunk? small number of bytes (2+)
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if (MultiChannel)
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{
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AwcStreamInfo stream0 = null;
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if (!infoDict.TryGetValue(0, out stream0))
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{
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ErrorMessage = "Couldn't find MultiChannel stream0";
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return;
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}
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AwcChunkInfo chunk72 = null;
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if (!stream0.Chunks.TryGetValue(72, out chunk72))
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{
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ErrorMessage = "Couldn't find MultiChannel chunk72";
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return;
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}
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ms.Position = chunk72.Offset;
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AwcChannelChunkInfo chanInfo = new AwcChannelChunkInfo(r);
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if (chanInfo.ChannelCount != StreamCount - 1)
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{
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ErrorMessage = "Channel Count did not match Stream Count";
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return;
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}
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List<AwcChannelChunkItemInfo> chunkItems = new List<AwcChannelChunkItemInfo>();
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for (int i = 0; i < chanInfo.ChannelCount; i++)
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{
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var itemInfo = new AwcChannelChunkItemInfo(r);
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chunkItems.Add(itemInfo);
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audioIds.Add(infos[i + 1].Id);
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}
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//AudioStreams.Add(new MultiChannelAudio(new ChunkStream(this.Stream, streamsChunks[0][Tag("data")]), channelsInfoHeader, streamsInfo, header.BigEndian));
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AwcChunkInfo cdata = null;
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if (!stream0.Chunks.TryGetValue(hdata, out cdata))
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{
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ErrorMessage = "Couldn't find Stream 0 data chunk";
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return;
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}
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ms.Position = cdata.Offset;
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var lastPos = cdata.Offset + cdata.Size;
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//int chunkSize = 0x800;
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uint bigChunkSize = chanInfo.ChunkSize;
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var chanCount = chanInfo.ChannelCount;
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MultiChannelData = r.ReadBytes(cdata.Size);
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ms.Position = cdata.Offset;
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//var d = data;//temporary
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////this doesn't seem to work :(
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//while (ms.Position < lastPos)
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//{
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// uint totalChunks = 0;
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// var startPos = ms.Position;
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// var curPos = startPos;
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// //byte[] chunkdata = r.ReadBytes(chunkSize);
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// //ms.Position = startPos;
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// AwcChannelChunkHeader[] chanHeaders = new AwcChannelChunkHeader[chanCount];
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// for (int i = 0; i < chanCount; i++)
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// {
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// var chanHeader = new AwcChannelChunkHeader(r);
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// chanHeaders[i] = chanHeader;
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// totalChunks += chanHeader.ChunkCount;
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// }
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// int headerSize = (int)(totalChunks * 4 + chanInfo.ChannelCount * AwcChannelChunkHeader.Size);
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// headerSize += (((-headerSize) % chunkSize) + chunkSize) % chunkSize; //todo: simplify this!
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// curPos += headerSize;
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// AwcChannelChunk[] chanChunks = new AwcChannelChunk[chanCount];
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// for (int i = 0; i < chanCount; i++)
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// {
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// var chanChunk = new AwcChannelChunk(r, chanHeaders[i], chunkItems[i]);
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// chanChunks[i] = chanChunk;
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// curPos += chanChunk.TotalDataSize;
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// }
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// if (curPos - startPos > chanInfo.ChunkSize)
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// {
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// ErrorMessage = "Chunk was bigger than the chunk size";
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// break;
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// }
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// if ((totalChunks == 0) || ((startPos + chanInfo.ChunkSize) > lastPos))
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// {
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// ErrorMessage = "Unable to read chunk";
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// break;
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// }
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// var newPos = startPos + bigChunkSize;
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// if (newPos >= lastPos) break;
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// ms.Position = newPos;
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//}
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}
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else
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{
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for (int i = 0; i < StreamCount; i++)
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{
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var info = infos[i];
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AwcChunkInfo cformat = null;
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if (!info.Chunks.TryGetValue(hformat, out cformat))
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{
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ErrorMessage = "Couldn't find Stream " + i.ToString() + " format chunk";
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continue;
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}
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AwcChunkInfo cdata = null;
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if (!info.Chunks.TryGetValue(hdata, out cdata))
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{
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ErrorMessage = "Couldn't find Stream " + i.ToString() + " data chunk";
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continue;
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}
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AwcChunkInfo cycd = null;
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AwcAudioAnimClipDict oycd = null;
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if (info.Chunks.TryGetValue(hycd, out cycd))
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{
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ms.Position = cycd.Offset;
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oycd = new AwcAudioAnimClipDict(r, cycd);
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}
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AwcChunkInfo cunk = null;
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AwcAudioUnk ounk = null;
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if (info.Chunks.TryGetValue(hunk, out cunk))
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{
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ms.Position = cunk.Offset;
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ounk = new AwcAudioUnk(r, cunk);
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}
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ms.Position = cformat.Offset;
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AwcFormatChunk formatChunk = new AwcFormatChunk(r);
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ms.Position = cdata.Offset;
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AwcAudio audio = new AwcAudio(r, info, formatChunk, cdata);
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audio.ClipDict = oycd;
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audio.UnkData = ounk;
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audios.Add(audio);
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audioIds.Add(info.Id);
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}
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}
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Audios = audios.ToArray();
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AudioIds = audioIds.ToArray();
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}
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}
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}
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[TC(typeof(EXP))] public class AwcStreamInfo
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{
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public uint RawVal { get; set; }
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public uint TagCount { get; set; }
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public uint Id { get; set; }
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public Dictionary<byte, AwcChunkInfo> Chunks { get; set; } = new Dictionary<byte, AwcChunkInfo>();
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public AwcStreamInfo(DataReader r)
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{
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RawVal = r.ReadUInt32();
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TagCount = (RawVal >> 29);
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Id = (RawVal & 0x1FFFFFFF);
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}
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public override string ToString()
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{
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return Id.ToString("X") + ": " + TagCount.ToString() + " tags";
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}
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}
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[TC(typeof(EXP))] public class AwcChunkInfo
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{
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public ulong RawVal { get; set; }
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public byte Tag { get; set; }
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public int Size { get; set; }
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public int Offset { get; set; }
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public AwcChunkInfo(DataReader r)
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{
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RawVal = r.ReadUInt64();
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Tag = (byte)(RawVal >> 56);
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Size = (int)((RawVal >> 28) & 0x0FFFFFFF);
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Offset = (int)(RawVal & 0x0FFFFFFF);
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}
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public override string ToString()
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{
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return Tag.ToString() + ": " + Size.ToString() + ", " + Offset.ToString();
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}
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}
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[TC(typeof(EXP))] public class AwcChannelChunkInfo
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{
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public uint Unk0 { get; set; }
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public uint ChunkSize { get; set; }
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public uint ChannelCount { get; set; }
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public AwcChannelChunkInfo(DataReader r)
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{
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Unk0 = r.ReadUInt32();
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ChunkSize = r.ReadUInt32();
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ChannelCount = r.ReadUInt32();
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}
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public override string ToString()
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{
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return Unk0.ToString() + ": " + ChunkSize.ToString() + ", " + ChannelCount.ToString() + " channels";
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}
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}
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[TC(typeof(EXP))] public class AwcChannelChunkItemInfo
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{
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public uint Id { get; set; }
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public uint Samples { get; set; }
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public ushort Unk0 { get; set; }
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public ushort SamplesPerSecond { get; set; }
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public byte Unk1 { get; set; }
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public byte RoundSize { get; set; }
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public ushort Unk2 { get; set; }
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public AwcChannelChunkItemInfo(DataReader r)
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{
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Id = r.ReadUInt32();
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Samples = r.ReadUInt32();
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Unk0 = r.ReadUInt16();
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SamplesPerSecond = r.ReadUInt16();
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Unk1 = r.ReadByte();
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RoundSize = r.ReadByte();
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Unk2 = r.ReadUInt16();
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}
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public override string ToString()
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{
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return Id.ToString() + ": " + Samples.ToString() + " samples, " + SamplesPerSecond.ToString() + " samples/sec, size: " + RoundSize.ToString();
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}
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}
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[TC(typeof(EXP))] public class AwcFormatChunk
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{
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public uint Samples { get; set; }
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public int LoopPoint { get; set; }
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public ushort SamplesPerSecond { get; set; }
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public short Headroom { get; set; }
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public ushort LoopBegin { get; set; }
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public ushort LoopEnd { get; set; }
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public ushort PlayEnd { get; set; }
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public byte PlayBegin { get; set; }
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public enum CodecFormat {
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PCM = 0,
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ADPCM = 4
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}
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public CodecFormat Codec { get; set; }
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public AwcFormatChunk(DataReader r)
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{
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Samples = r.ReadUInt32();
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LoopPoint = r.ReadInt32();
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SamplesPerSecond = r.ReadUInt16();
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Headroom = r.ReadInt16();
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LoopBegin = r.ReadUInt16();
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LoopEnd = r.ReadUInt16();
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PlayEnd = r.ReadUInt16();
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PlayBegin = r.ReadByte();
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Codec = (CodecFormat)r.ReadByte();
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//Apparently sometimes this struct is longer? TODO: fix??
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//r.ReadUInt16();
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//r.ReadUInt16();
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}
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public override string ToString()
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{
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return Headroom.ToString() + ", " + Codec.ToString() + ": " + Samples.ToString() + " samples, " + SamplesPerSecond.ToString() + " samples/sec";
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}
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}
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[TC(typeof(EXP))] public class AwcAudio
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{
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public AwcStreamInfo StreamInfo { get; set; }
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public AwcFormatChunk Format { get; set; }
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public AwcChunkInfo DataInfo { get; set; }
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public byte[] Data { get; set; }
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public AwcAudioAnimClipDict ClipDict { get; set; }
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public AwcAudioUnk UnkData { get; set; }
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public short Channels = 1;
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public short BitsPerSample = 16;
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public int SamplesPerSecond
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{
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get
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{
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return Format?.SamplesPerSecond ?? 0;
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}
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}
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public int SampleCount
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{
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get
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{
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return (int)(Format?.Samples ?? 0);
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}
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}
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public string Name
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{
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get
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{
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return "0x" + StreamInfo?.Id.ToString("X").PadLeft(8, '0') ?? "0";
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}
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}
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public string Type
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{
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get
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{
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if (Format == null) return "Unknown";
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string codec;
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switch (Format.Codec)
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{
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case AwcFormatChunk.CodecFormat.PCM:
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codec = "PCM";
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break;
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case AwcFormatChunk.CodecFormat.ADPCM:
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codec = "ADPCM";
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break;
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default:
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codec = "Unknown";
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break;
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}
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var hz = Format.SamplesPerSecond;
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return codec + ((hz > 0) ? (", " + hz.ToString() + " Hz") : "");
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}
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}
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public float Length
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{
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get
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{
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return Format == null ? 0 : (float)Format.Samples / Format.SamplesPerSecond;
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}
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}
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public string LengthStr
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{
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get
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{
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return TimeSpan.FromSeconds(Length).ToString("m\\:ss");
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}
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}
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public AwcAudio(DataReader r, AwcStreamInfo s, AwcFormatChunk f, AwcChunkInfo d)
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{
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StreamInfo = s;
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Format = f;
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DataInfo = d;
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Data = r.ReadBytes(d.Size);
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}
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public override string ToString()
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{
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var hash = (StreamInfo?.Id.ToString("X") ?? "0").PadLeft(8, '0');
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return "0x" + hash + ": " + Format?.ToString() ?? "AwcAudio";
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}
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public byte[] DecodeADPCM(byte[] data, int sampleCount)
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{
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byte[] dataPCM = new byte[data.Length * 4];
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int predictor = 0, step_index = 0, step = 0;
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int readingOffset = 0, writingOffset = 0, bytesInBlock = 0;
|
|
|
|
int[] ima_index_table = {
|
|
-1, -1, -1, -1, 2, 4, 6, 8,
|
|
-1, -1, -1, -1, 2, 4, 6, 8
|
|
};
|
|
|
|
short[] ima_step_table = {
|
|
7, 8, 9, 10, 11, 12, 13, 14, 16, 17,
|
|
19, 21, 23, 25, 28, 31, 34, 37, 41, 45,
|
|
50, 55, 60, 66, 73, 80, 88, 97, 107, 118,
|
|
130, 143, 157, 173, 190, 209, 230, 253, 279, 307,
|
|
337, 371, 408, 449, 494, 544, 598, 658, 724, 796,
|
|
876, 963, 1060, 1166, 1282, 1411, 1552, 1707, 1878, 2066,
|
|
2272, 2499, 2749, 3024, 3327, 3660, 4026, 4428, 4871, 5358,
|
|
5894, 6484, 7132, 7845, 8630, 9493, 10442, 11487, 12635, 13899,
|
|
15289, 16818, 18500, 20350, 22385, 24623, 27086, 29794, 32767
|
|
};
|
|
|
|
int clip(int value, int min, int max)
|
|
{
|
|
if (value < min)
|
|
return min;
|
|
if (value > max)
|
|
return max;
|
|
return value;
|
|
}
|
|
|
|
void parseNibble(byte nibble)
|
|
{
|
|
step_index = clip(step_index + ima_index_table[nibble], 0, 88);
|
|
|
|
int diff = step >> 3;
|
|
if ((nibble & 4) > 0) diff += step;
|
|
if ((nibble & 2) > 0) diff += step >> 1;
|
|
if ((nibble & 1) > 0) diff += step >> 2;
|
|
if ((nibble & 8) > 0) predictor -= diff;
|
|
else predictor += diff;
|
|
|
|
step = ima_step_table[step_index];
|
|
|
|
int samplePCM = clip(predictor, -32768, 32767);
|
|
dataPCM[writingOffset] = (byte)(samplePCM & 0xFF);
|
|
dataPCM[writingOffset + 1] = (byte)((samplePCM >> 8) & 0xFF);
|
|
writingOffset += 2;
|
|
}
|
|
|
|
while ((readingOffset < data.Length) && (sampleCount > 0))
|
|
{
|
|
if (bytesInBlock == 0)
|
|
{
|
|
step_index = clip(data[readingOffset], 0, 88);
|
|
predictor = BitConverter.ToInt16(data, readingOffset + 2);
|
|
step = ima_step_table[step_index];
|
|
bytesInBlock = 2044;
|
|
readingOffset += 4;
|
|
}
|
|
else
|
|
{
|
|
parseNibble((byte)(data[readingOffset] & 0x0F));
|
|
parseNibble((byte)((data[readingOffset] >> 4) & 0x0F));
|
|
bytesInBlock--;
|
|
sampleCount -= 2;
|
|
readingOffset++;
|
|
}
|
|
}
|
|
|
|
return dataPCM;
|
|
}
|
|
|
|
public Stream GetWavStream()
|
|
{
|
|
byte[] dataPCM = null;
|
|
int bitsPerSample = BitsPerSample;
|
|
|
|
switch (Format.Codec)
|
|
{
|
|
case AwcFormatChunk.CodecFormat.PCM:
|
|
dataPCM = Data;
|
|
break;
|
|
case AwcFormatChunk.CodecFormat.ADPCM:
|
|
dataPCM = new byte[Data.Length];
|
|
Buffer.BlockCopy(Data, 0, dataPCM, 0, Data.Length);
|
|
AwcFile.Decrypt_RSXXTEA(dataPCM, GTA5Keys.PC_AWC_KEY);
|
|
dataPCM = DecodeADPCM(dataPCM, SampleCount);
|
|
bitsPerSample = 16;
|
|
break;
|
|
}
|
|
|
|
int byteRate = SamplesPerSecond * Channels * bitsPerSample / 8;
|
|
short blockAlign = (short)(Channels * bitsPerSample / 8);
|
|
|
|
MemoryStream stream = new MemoryStream();
|
|
BinaryWriter w = new BinaryWriter(stream);
|
|
int wavLength = 12 + 24 + 8 + Data.Length;
|
|
|
|
// RIFF chunk
|
|
w.Write("RIFF".ToCharArray());
|
|
w.Write((int)(wavLength - 8));
|
|
w.Write("WAVE".ToCharArray());
|
|
|
|
// fmt sub-chunk
|
|
w.Write("fmt ".ToCharArray());
|
|
w.Write((int)16); // fmt size
|
|
w.Write((short)1); // 1 = WAVE_FORMAT_PCM
|
|
w.Write((short)Channels);
|
|
w.Write((int)SamplesPerSecond);
|
|
w.Write((int)byteRate);
|
|
w.Write((short)blockAlign);
|
|
w.Write((short)bitsPerSample);
|
|
|
|
// data sub-chunk
|
|
w.Write("data".ToCharArray());
|
|
w.Write((int)dataPCM.Length);
|
|
w.Write(dataPCM);
|
|
|
|
w.Flush();
|
|
stream.Position = 0;
|
|
return stream;
|
|
}
|
|
}
|
|
|
|
[TC(typeof(EXP))] public class AwcAudioAnimClipDict
|
|
{
|
|
public byte[] Data { get; set; }
|
|
public ClipDictionary ClipDict { get; set; }
|
|
|
|
public AwcAudioAnimClipDict(DataReader r, AwcChunkInfo info)
|
|
{
|
|
Data = r.ReadBytes(info.Size);
|
|
|
|
if ((Data == null) || (Data.Length < 16)) return;
|
|
|
|
var data = Data;
|
|
|
|
RpfResourceFileEntry resentry = new RpfResourceFileEntry();
|
|
uint rsc7 = BitConverter.ToUInt32(data, 0);
|
|
int version = BitConverter.ToInt32(data, 4);
|
|
resentry.SystemFlags = BitConverter.ToUInt32(data, 8);
|
|
resentry.GraphicsFlags = BitConverter.ToUInt32(data, 12);
|
|
|
|
if (rsc7 != 0x37435352)
|
|
{ } //testing..
|
|
if (version != 46) //46 is Clip Dictionary...
|
|
{ }
|
|
|
|
int newlen = data.Length - 16; //trim the header from the data passed to the next step.
|
|
int arrlen = Math.Max(newlen, resentry.SystemSize + resentry.GraphicsSize);//expand it as necessary for the reader.
|
|
byte[] newdata = new byte[arrlen];
|
|
Buffer.BlockCopy(data, 16, newdata, 0, newlen);
|
|
data = newdata;
|
|
|
|
ResourceDataReader rd = new ResourceDataReader(resentry, data);
|
|
|
|
ClipDict = rd.ReadBlock<ClipDictionary>();
|
|
|
|
|
|
}
|
|
|
|
public override string ToString()
|
|
{
|
|
return (ClipDict?.ClipsMapEntries ?? 0).ToString() + " entries";
|
|
}
|
|
}
|
|
|
|
[TC(typeof(EXP))] public class AwcAudioUnk
|
|
{
|
|
public byte[] Data { get; set; }
|
|
|
|
public AwcAudioUnk(DataReader r, AwcChunkInfo info)
|
|
{
|
|
Data = r.ReadBytes(info.Size);
|
|
}
|
|
|
|
public override string ToString()
|
|
{
|
|
if (Data == null) return "";
|
|
StringBuilder sb = new StringBuilder();
|
|
for (int i = 0; i < Data.Length; i++)
|
|
{
|
|
if (sb.Length > 0) sb.Append(' ');
|
|
sb.Append(Data[i].ToString());
|
|
}
|
|
return sb.ToString();
|
|
}
|
|
}
|
|
|
|
|
|
[TC(typeof(EXP))] public class AwcChannelChunkHeader
|
|
{
|
|
public static uint Size = 16; //24 for ps3...
|
|
|
|
public uint StartChunk { get; set; }
|
|
public uint ChunkCount { get; set; }
|
|
public uint SamplesToSkip { get; set; } //mostly 0
|
|
public uint SamplesPerChunk { get; set; }
|
|
public uint DataSize { get; set; }
|
|
|
|
public AwcChannelChunkHeader(DataReader r)
|
|
{
|
|
StartChunk = r.ReadUInt32();
|
|
ChunkCount = r.ReadUInt32();
|
|
SamplesToSkip = r.ReadUInt32();
|
|
SamplesPerChunk = r.ReadUInt32();
|
|
DataSize = ChunkCount * 0x800;
|
|
|
|
//for ps3, two extra ints:
|
|
//uint unk0 = r.ReadUint32();
|
|
//DataSize = r.ReadUint32();
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
[TC(typeof(EXP))] public class AwcChannelChunk
|
|
{
|
|
public AwcChannelChunkHeader Header { get; set; }
|
|
public AwcChannelChunkItemInfo Info { get; set; }
|
|
public byte[] Data { get; set; }
|
|
|
|
public uint TotalDataSize { get; set; }
|
|
|
|
public AwcChannelChunk(DataReader r, AwcChannelChunkHeader h, AwcChannelChunkItemInfo i)
|
|
{
|
|
Header = h;
|
|
Info = i;
|
|
|
|
TotalDataSize = h.DataSize;
|
|
|
|
var rs = i?.RoundSize ?? 0;
|
|
int ds = (int)h.DataSize;
|
|
if (rs != 0)
|
|
{
|
|
TotalDataSize = (uint)(TotalDataSize + (((-ds) % rs) + rs) % rs);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
}
|