private void btnAV_Click(object sender, EventArgs e)
{
SaveFileDialog saveFileDialog1 = new SaveFileDialog();
saveFileDialog1.Filter = "mp4 File |*.mp4";
saveFileDialog1.Title = "Save High Resolution Video";
saveFileDialog1.ShowDialog();
if (saveFileDialog1.FileName != "")
{
disableControls(Controls);
_mergeFileParam = new MergeAurgumentObj()
{
AudioFile = string.Format("{0}.audio-file-tmp", saveFileDialog1.FileName),
VideoFile = string.Format("{0}.video-file-tmp", saveFileDialog1.FileName),
Filename = saveFileDialog1.FileName
};
_downloadHighResBg.RunWorkerAsync(new SaveFileArgumentObj()
{
FileName = saveFileDialog1.FileName
});
}
}
public void ConvertFileAsync(MergeAurgumentObj param)
{
// convert audio to aac
if (txtResult.InvokeRequired)
{
txtResult.Invoke(new MethodInvoker(delegate {
txtResult.Enabled = true;
txtResult.ReadOnly = true;
}));
}
var process = new Process
{
StartInfo = new ProcessStartInfo
{
FileName = string.Format("{0}\\ffmpeg\\ffmpeg.exe", Path.GetDirectoryName(Assembly.GetEntryAssembly().Location)),
Arguments = string.Format("-hide_banner -stats -i {0} -b:a 192K -vn {1}.aac", param.AudioFile, param.Filename),
UseShellExecute = false,
RedirectStandardOutput = true,
RedirectStandardError = true,
CreateNoWindow = true
},
EnableRaisingEvents = true
};
process.Start();
string processOutput = null;
while ((processOutput = process.StandardError.ReadLine()) != null)
{
if (txtResult.InvokeRequired)
{
txtResult.Invoke(new MethodInvoker(delegate
{
txtResult.Text += "\r\n" + processOutput;
txtResult.SelectionStart = txtResult.Text.Length;
txtResult.ScrollToCaret();
txtResult.Refresh();
}));
}
}
_downloadHighResBg.ReportProgress(65);
// convert video to mp4
process = null;
process = new Process
{
StartInfo = new ProcessStartInfo
{
FileName = string.Format("{0}\\ffmpeg\\ffmpeg.exe", Path.GetDirectoryName(Assembly.GetEntryAssembly().Location)),
Arguments = string.Format("-hide_banner -stats -i {0} {1}.mp4", param.VideoFile, param.Filename),
UseShellExecute = false,
RedirectStandardOutput = true,
RedirectStandardError = true,
CreateNoWindow = true
},
EnableRaisingEvents = true
};
process.Start();
processOutput = null;
while ((processOutput = process.StandardError.ReadLine()) != null)
{
if (txtResult.InvokeRequired)
{
txtResult.Invoke(new MethodInvoker(delegate {
txtResult.Text += "\r\n" + processOutput;
txtResult.SelectionStart = txtResult.Text.Length;
txtResult.ScrollToCaret();
txtResult.Refresh();
}));
}
}
_downloadHighResBg.ReportProgress(80);
// merge 2 files
process = null;
process = new Process
{
StartInfo = new ProcessStartInfo
{
FileName = string.Format("{0}\\ffmpeg\\ffmpeg.exe", Path.GetDirectoryName(Assembly.GetEntryAssembly().Location)),
Arguments = string.Format("-hide_banner -stats -i {0}.mp4 -i {1}.aac -c:v copy -map 0:v:0 -map 1:a:0 {2}", param.Filename, param.Filename, param.Filename),
UseShellExecute = false,
RedirectStandardOutput = true,
CreateNoWindow = true,
RedirectStandardError = true,
WindowStyle = ProcessWindowStyle.Hidden
},
EnableRaisingEvents = true
};
process.Start();
processOutput = null;
while ((processOutput = process.StandardError.ReadLine()) != null)
{
if (txtResult.InvokeRequired)
{
txtResult.Invoke(new MethodInvoker(delegate
{
txtResult.Text += "\r\n" + processOutput;
txtResult.SelectionStart = txtResult.Text.Length;
txtResult.ScrollToCaret();
txtResult.Refresh();
}));
}
}
_downloadHighResBg.ReportProgress(95);
//clean up
File.Delete(param.AudioFile);
File.Delete(param.VideoFile);
File.Delete(string.Format("{0}.aac", param.Filename));
File.Delete(string.Format("{0}.mp4", param.Filename));
_downloadHighResBg.ReportProgress(100);
process = new Process()
{
StartInfo =
{
FileName = "explorer.exe",
Arguments = Path.GetDirectoryName(param.Filename),
WindowStyle = ProcessWindowStyle.Normal,
CreateNoWindow = true,
}
};
process.Start();
}
