/// <summary>
/// Modifies the ISO to make the next batch available to the recorder
/// </summary>
/// <param name="refVoiceIdToReplace">The real voice id of the first line of the scene</param>
/// <param name="startIdOfNextBatch">Will replace the ref with this one, plus next 5 IDs (incremental)</param>
/// <param name="numberOfVoices">The number of voices to replace</param>
public static void PrepareNextBatch(int refVoiceIdToReplace, int startIdOfNextBatch, int numberOfVoices)
{
if (string.IsNullOrWhiteSpace(isoFilePath) || File.Exists(isoFilePath) == false)
{
throw new InvalidOperationException("Fichier ISO introuvable ou chemin non renseigné");
}
LazyLoadCache();
List <Tuple <long, int> > positionsToWriteToAndModifiedValues = new List <Tuple <long, int> >();
for (int i = 0; i < numberOfVoices; i++)
{
int voiceIdToSeek = SoundInfo.GetVoiceIdAtOffsetFromVoiceId(refVoiceIdToReplace, i);
int voiceIdToPut = SoundInfo.GetVoiceIdAtOffsetFromVoiceId(startIdOfNextBatch, i);
if (voiceIDsPositionsAndValueCache.Any(x => x.Item2 == voiceIdToSeek))
{
long positionInFile = voiceIDsPositionsAndValueCache.Where(x => x.Item2 == voiceIdToSeek).FirstOrDefault().Item1;
if (positionInFile != 0 && voiceIdToPut != 0)
{
positionsToWriteToAndModifiedValues.Add(new Tuple <long, int>(
positionInFile,
voiceIdToPut));
}
}
}
var binWriter = new BinaryWriter(File.OpenWrite(isoFilePath), Encoding.ASCII);
binWriter.BaseStream.Position = startAddress;
using (binWriter)
{
foreach (var positionAndModifiedValue in positionsToWriteToAndModifiedValues)
{
binWriter.BaseStream.Position = positionAndModifiedValue.Item1;
binWriter.Write(ASCIIEncoding.ASCII.GetBytes(positionAndModifiedValue.Item2.ToString()));
}
binWriter.Flush();
}
}
string GetTempFileName(int currentBatchStartId, int numberOfVoicesAvailable)
{
string tempFileName = Path.Combine(fmediaWorkDir, string.Format("{0}_{1}.wav", currentBatchStartId, SoundInfo.GetVoiceIdAtOffsetFromVoiceId(currentBatchStartId, numberOfVoicesAvailable)));
if (File.Exists(tempFileName))
{
File.Delete(tempFileName);
}
return(tempFileName);
}
