public SoundEditor(EngineDescription buildInfo, string cacheLocation, TagEntry tag, ICacheFile cache, IStreamManager streamManager)
{
InitializeComponent();
_buildInfo = buildInfo;
_cacheLocation = cacheLocation;
_tag = tag;
_cache = cache;
_streamManager = streamManager;
var viewModel = new ViewModel();
DataContext = viewModel;
viewModel.TagName = _tag.TagFileName;
viewModel.Sound = _sound;
if (!_cache.ResourceMetaLoader.SupportsSounds)
{
IsEnabled = false;
MetroMessageBox.Show("Unsupported", "Assembly doesn't support sounds on this build of Halo yet.");
return;
}
using (var reader = _streamManager.OpenRead())
{
_soundResourceGestalt = _cache.LoadSoundResourceGestaltData(reader);
_sound = _cache.ResourceMetaLoader.LoadSoundMeta(_tag.RawTag, reader);
var resourceTable = _cache.Resources.LoadResourceTable(reader);
_soundResource = resourceTable.Resources.First(r => r.Index == _sound.ResourceIndex);
_resourcePages = new []
{
_soundResource.Location.PrimaryPage,
_soundResource.Location.SecondaryPage,
_soundResource.Location.TertiaryPage,
};
viewModel.ResourcePages =
new ObservableCollection <ResourcePage>(_resourcePages.ToList());
}
var playback = _soundResourceGestalt.SoundPlaybacks[_sound.PlaybackIndex];
var soundPermutations = new ISoundPermutation[playback.EncodedPermutationCount];
for (var i = 0; i < playback.EncodedPermutationCount; i++)
{
var permutation = _soundResourceGestalt.SoundPermutations[i + playback.FirstPermutationIndex];
soundPermutations[i] = permutation;
viewModel.Permutations.Add(new ViewModel.ViewPermutation
{
Name = _cache.StringIDs.GetString(permutation.SoundName),
Index = i,
SoundPermutation = permutation
});
}
}
private byte[] ExtractRawPerm(ISoundPermutation permutation)
{
var data = ExtractRaw();
var permutationData = new List <byte>();
var memoryStream = new MemoryStream(data);
var stream = new EndianStream(memoryStream, Endian.BigEndian);
for (var i = permutation.PermutationChunkIndex;
i < permutation.ChunkCount + permutation.PermutationChunkIndex;
i++)
{
var permutationChunk = _soundResourceGestalt.SoundPermutationChunks[i];
stream.SeekTo(permutationChunk.Offset);
permutationData.AddRange(stream.ReadBlock(permutationChunk.Size));
}
return(permutationData.ToArray());
}
