/// <summary>
/// 複数のTracked ASCIIファイルを横に結合します。
/// マーカーセット名がつけられてない部分は放棄されます。
/// </summary>
/// <param name="inputFiles">入力ファイル名の配列</param>
/// <param name="outputFile">出力先ファイル名</param>
/// <returns>エラーがないか</returns>
/// <exception cref="System.IO.InvalidDataException"></exception>
/// <exception cref="System.ArgumentException"></exception>
/// <exception cref="System.ArgumentNullException"></exception>
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="System.IO.PathTooLongException"></exception>
/// <exception cref="System.IO.DirectoryNotFoundException"></exception>
/// <exception cref="System.IO.FileNotFoundException"></exception>
public bool LinkFiles(string[] inputFiles, string outputFile)
{
_state = "Loading";
bool ret = true;
if (inputFiles == null)
{
throw new ArgumentNullException("inputFiles is null");
}
if (inputFiles.Length == 0)
{
throw new ArgumentException("inputFiles has no element");
}
StreamReader[] readers = new StreamReader[inputFiles.Length];
try {
// 入力ファイルを開く
TrackIO[] tracks = new TrackIO[inputFiles.Length];
for (int i = 0; i < inputFiles.Length; i++)
{
readers[i] = new StreamReader(inputFiles[i]);
tracks[i] = new TrackIO();
tracks[i].LoadTrack(readers[i]);
}
// 出力トラックファイルのヘッダーを設定
TrackIO outTrack = tracks[0].Clone() as TrackIO;
outTrack.FilePath = outputFile;
outTrack.NumMarkers = 0;
foreach (var track in tracks)
{
outTrack.NumMarkers += track.NumMarkers;
}
List <string> outMarkers = new List <string>();
for (int i = 0; i < inputFiles.Length; i++)
{
string prefix = Path.GetFileNameWithoutExtension(inputFiles[i]) + "_";
foreach (var marker in tracks[i].Markers)
{
outMarkers.Add(prefix + marker);
}
}
outTrack.Markers = outMarkers.ToArray();
outTrack.NumMarkers = outTrack.Markers.Length;
// フレーム数チェック
for (int i = 0; i < inputFiles.Length; i++)
{
if (tracks[i].NumFrames != outTrack.NumFrames)
{
throw new InvalidDataException("Frame Length of Track Files mismatch. :" + inputFiles[i]);
}
}
// 書き込み
using (StreamWriter writer = new StreamWriter(outputFile)) {
outTrack.WritePreHeader(writer);
outTrack.WriteMarkerHeader(writer);
try {
int lineCnt = 0;
while (true)
{
// 全部EOFなら終わり
if (readers.All(x => { return(x.EndOfStream); }))
{
break;
}
lineCnt++;
_state = new StringBuilder().AppendFormat("Line {0} / {1}", lineCnt.ToString(), outTrack.NumFrames.ToString()).ToString();
// 各行の出力
string[] markerValues = new string[outTrack.NumMarkers * 3];
for (int i = 0; i < markerValues.Length; i++)
{
markerValues[i] = "";
}
string frame = "", time = "";
int markerOffset = 0;
for (int i = 0; i < inputFiles.Length; i++)
{
if (!readers[i].EndOfStream)
{
string[] lines = readers[i].ReadLine().Split('\t');
if (frame == "" && lines.Length >= 2)
{
frame = lines[0];
time = lines[1];
}
try {
for (int j = 0; j < tracks[i].NumMarkers * 3; j++)
{
markerValues[j + markerOffset] = lines[j + 2];
}
} catch (IndexOutOfRangeException) { }
}
markerOffset += tracks[i].NumMarkers * 3;
}
if (frame != "")
{
writer.Write("{0}\t{1}\t", frame, time);
foreach (var value in markerValues)
{
writer.Write("{0}\t", value);
}
writer.WriteLine();
}
}
} catch (IOException) { ret = false; }
}
} finally {
foreach (var reader in readers)
{
if (reader != null)
{
reader.Dispose();
}
}
}
_state = "Finished";
return(ret);
}