// Append new file data without header to existing oldfile
public void Append(string oldFile, string newFile)
{
WaveIO wa_IN = new WaveIO();
WaveIO wa_out = new WaveIO();
wa_out.DataLength = 0;
wa_out.length = 0;
//Gather header data
string[] files = new[] {oldFile, newFile};
foreach (string path in files)
{
wa_IN.WaveHeaderIN(@path);
wa_out.DataLength += wa_IN.DataLength;
wa_out.length += wa_IN.length;
}
// change header of existing file
wa_out.ChangeHeader(@oldFile);
FileStream fs = new FileStream(@newFile, FileMode.Open, FileAccess.Read);
byte[] arrfile = new byte[fs.Length - 44];
fs.Position = 44;
fs.Read(arrfile, 0, arrfile.Length);
fs.Close();
//Read existing file append new file data
FileStream fo = new FileStream(@oldFile, FileMode.Append, FileAccess.Write);
BinaryWriter bw = new BinaryWriter(fo);
bw.Write(arrfile);
bw.Close();
fo.Close();
}
private void button1_Click(object sender, EventArgs e)
{
string[] files = new string[2] { @textBox1.Text, @textBox2.Text };
WaveIO wa = new WaveIO();
wa.Merge(files, @textBox3.Text);
FileStream fs = new FileStream(textBox3.Text, FileMode.Open, FileAccess.Read);
System.Media.SoundPlayer sp = new System.Media.SoundPlayer(fs);
sp.Play();
}
public JsonResult Upload()
{
UploadManager uploadManager = new UploadManager();
try
{
var folder = Server.MapPath("~/" + "Files");
//string fileSuffix = uploadManager.GetTimestamp(DateTime.Now);
var fileName = Request.Form["fileName"];
var file = Request.Files["blob"];
string filePath = Path.Combine(folder, fileName+".wav");
string outFilePath = Path.Combine(folder, fileName +"o"+ ".wav");
//File not exist, write it
if (!System.IO.File.Exists(filePath))
{
file.SaveAs(filePath);
}
else
{
string tempFile = Path.Combine(folder, fileName+"-temp" + ".wav");
file.SaveAs(tempFile);
string[] filesToMerge = new string[2] {filePath,tempFile};
//string[] filesToMerge = new string[1] {tempFile };
using (WaveIO wa = new WaveIO())
{
wa.Merge(filesToMerge, outFilePath);
//Append new file with exising file
//wa.Append(filePath, tempFile);
System.IO.File.Delete(filePath);
System.IO.File.Delete(tempFile);
System.IO.File.Move(outFilePath, filePath);
}
}
//var blob = Request.Form["blob"];
//Request.SaveAs(Server.MapPath("~/" + "Files/" + fileSuffix + ".wav"), false);
//uploadManager.Upload(Request.Files, folder, fileSuffix);
return this.Json(new { Success = true, Status = "Uploaded Successfully" });
}
catch (Exception ex)
{
Response.StatusCode = 500;
return Json(new { Success = true, Status = "Something went wrong, Please try again." });
}
}
public void Merge(string[] files, string outfile)
{
WaveIO wa_IN = new WaveIO();
WaveIO wa_out = new WaveIO();
wa_out.DataLength = 0;
wa_out.length = 0;
//Gather header data
foreach (string path in files)
{
wa_IN.WaveHeaderIN(@path);
wa_out.DataLength += wa_IN.DataLength;
wa_out.length += wa_IN.length;
}
//Recontruct new header
wa_out.BitsPerSample = wa_IN.BitsPerSample;
wa_out.channels = wa_IN.channels;
wa_out.samplerate = wa_IN.samplerate;
wa_out.WaveHeaderOUT(@outfile);
foreach (string path in files)
{
FileStream fs = new FileStream(@path, FileMode.Open, FileAccess.Read);
byte[] arrfile = new byte[fs.Length - 44];
fs.Position = 44;
fs.Read(arrfile, 0, arrfile.Length);
fs.Close();
FileStream fo = new FileStream(@outfile, FileMode.Append, FileAccess.Write);
BinaryWriter bw = new BinaryWriter(fo);
bw.Write(arrfile);
bw.Close();
fo.Close();
}
}
