private void ThreadMakeFilmGif(string inputpath)
{
VideoFile vf = null;
try {
vf = new VideoFile(inputpath);
} catch (Exception ex) {
Debug.WriteLine(ex.Message);
}
OutputPackage oo = MakeFilmGif(vf);
if (MadeFilmGif != null)
{
MadeFilmGif(this, oo);
}
//MadeFilmGif?.Invoke(this, oo);
}
public OutputPackage StrackImages(VideoFile input, int num)
{
if (!input.infoGathered)
{
GetVideoInfo(input);
}
OutputPackage ou = new OutputPackage();
string temp = Path.GetTempPath();
Debug.WriteLine(temp);
int valor = input.DurationMs / (num + 1); //esto es en segundos.
if (valor <= 0)
{
valor = 60;
}
string fil = System.Guid.NewGuid().ToString();
string filename = fil + "%04d.jpg";
string finalpath = Path.Combine(temp, filename);
string Params = String.Format("-ss {1} -i \"{0}\" -vf fps=1/{1} -vframes {2} \"{3}\" -hide_banner", input.Path, valor, num, finalpath);
Debug.WriteLine(Params);
OnlyRunProcess(Params);
string[] files = Directory.GetFiles(temp, fil + "*.jpg");
if (files != null)
{
Array.Sort(files, CompareDinosByLength);
}
foreach (var file in files)
{
ou.ListImage.Add(LoadImageFromFile(file));
try {
File.Delete(file);
} catch (Exception ex) {
Debug.WriteLine(ex.Message);
throw new ConvertException(ex.ToString());
}
}
Debug.WriteLine("fin de proceso de extraccion");
return(ou);
}
public void TreadShowImagens(CancellationTokenSource cs)
{
int minimo = 1;
int maximo = trackBar.Maximum;
VideoFile video = videofile;
OutputPackage outpackge = outputpack;
while (minimo < maximo)
{
cs.Token.ThrowIfCancellationRequested();//cancelamos si es requerido
Image img = conv.getImage(video, minimo);
if (InvokeRequired)
{
Invoke(new Action(() => pictureBox.Image = img));
Invoke(new Action(() => trackBar.Value = minimo)); //da error x doble llamada
}
Thread.Sleep(10);
minimo++;
}
}
/// <summary>
/// Make a Gif animate with framerate 1.
/// one image for second.
/// </summary>
/// <param name="input">VideoFile data input</param>
/// <param name="num">one frame for each second</param>
/// <returns></returns>
public OutputPackage MakeFilmGif(VideoFile input)
{
if (!input.infoGathered)
{
GetVideoInfo(input);
}
OutputPackage ou = new OutputPackage();
//set up the parameters for getting a previewimage
//string filesearch = System.Guid.NewGuid().ToString();
string filename = $"{input.Path}_thumbs_0000.gif";
string finalpath = filename;
string Params = $"-y -i \"{input.Path}\" -vf scale=220:-1 \"{finalpath}\"";
Debug.WriteLine(Params);
//string output = RunProcess(Params);
//ou.RawOutput = output;
////
//create a process info
string ffexe = $"\"{FFExe}\"";
ProcessStartInfo oInfo = new ProcessStartInfo(ffexe, Params);
oInfo.UseShellExecute = false;
oInfo.CreateNoWindow = true;
oInfo.RedirectStandardOutput = false;
oInfo.RedirectStandardError = false;
//Create the output and streamreader to get the output
//string output = null; StreamReader srOutput = null;
//try the process
try {
//run the process
Process proc = System.Diagnostics.Process.Start(oInfo);
proc.WaitForExit();
//get the output
//srOutput = proc.StandardError;
//now put it in a string
//output = srOutput.ReadToEnd();
//ahora montamos el gif con las imagenes creadas en fichero.
//Params = $"-y -framerate 1 -i \"{finalpath}\" \"{input.Path}_thumbs_0000.gif\"";
//oInfo = new ProcessStartInfo(ffexe, Params);
//oInfo.UseShellExecute = false;
//oInfo.CreateNoWindow = true;
//oInfo.RedirectStandardOutput = false;
//oInfo.RedirectStandardError = false;
//proc = System.Diagnostics.Process.Start(oInfo);
//proc.WaitForExit();
if (File.Exists(finalpath))
{
ou.VideoStream = LoadMemoryStreamFromFile(finalpath);
}
proc.Close();
//proc.Dispose();
} catch (Exception ex) {
Debug.WriteLine(ex.Message);
//output = string.Empty;
}
//Thread.Sleep(2000);
//
//string[] files = Directory.GetFiles(Path.GetDirectoryName(input.Path), $"{filesearch}*.png");
//
//Array.Sort(files, CompareDinosByLength);
//foreach (var file in files)
//{
// try
// {
// File.Delete(file);
// }
// catch (Exception ex)
// {
// Debug.WriteLine(ex.Message);
// }
//}
//if (File.Exists(finalpath))
//{
// //ou.PreviewImage = LoadImageFromFile(finalpath);
// ou.ListImage.Add(LoadImageFromFile(finalpath));
// try
// {
// File.Delete(finalpath);
// }
// catch (Exception) { }
//}
Debug.WriteLine("create gif {finalpath} from {input.Path}");
//MadeFilmGif?.Invoke(this, ou);
return(ou);
}
public void MakeFilmGifThread(VideoFile input)
{
t = Task.Factory.StartNew(() => ThreadMakeFilmGif(input));
}
public void MakeGifThread(VideoFile input, int num)
{
t = Task.Factory.StartNew(() => ThreadMakeGif(input, num));
}
/// <summary>
/// Pasando un VideoFile Info, creado solo con la ruta completa
/// del fichero, realiza proceso para rrellenar con la informacion
/// el objeto VideoFile, que pone a true su variable infoGathered
/// </summary>
/// <param name="input">VideoFile</param>
public void GetVideoInfo(VideoFile input)
{
//la ruta del fichero de imagen
string video = String.Format("\"{0}\"", input.Path);
//set up the parameters for video info
string Params = string.Format("-i {0}", video);
string output = RunProcess(Params);
input.RawInfo = output;
//get duration
Regex re = new Regex("[D|d]uration:.((\\d|:|\\.)*)");
Match m = re.Match(input.RawInfo);
if (m.Success)
{
string duration = m.Groups[1].Value;
string[] timepieces = duration.Split(new char[] { ':', '.' });
if (timepieces.Length == 4)
{
input.Duration = new TimeSpan(0, Convert.ToInt16(timepieces[0]), Convert.ToInt16(timepieces[1]), Convert.ToInt16(timepieces[2]), Convert.ToInt16(timepieces[3]));
}
}
//get audio bit rate
re = new Regex("[B|b]itrate:.((\\d|:)*)");
m = re.Match(input.RawInfo);
double kb = 0.0;
if (m.Success)
{
Double.TryParse(m.Groups[1].Value, out kb);
}
input.BitRate = kb;
//get the audio format
re = new Regex("[A|a]udio:.*");
m = re.Match(input.RawInfo);
if (m.Success)
{
input.AudioFormat = m.Value;
}
//get the video format
re = new Regex("[V|v]ideo:.*");
m = re.Match(input.RawInfo);
if (m.Success)
{
input.VideoFormat = m.Value;
}
//get the video format
re = new Regex("(\\d{2,3})x(\\d{2,3})");
m = re.Match(input.RawInfo);
if (m.Success)
{
int width = 0;
int height = 0;
int.TryParse(m.Groups[1].Value, out width);
int.TryParse(m.Groups[2].Value, out height);
input.Width = width;
input.Height = height;
}
input.infoGathered = true;
}
