private void FFmpegEngine_CutCompleted(ProgressData progressData)
{
conversionOptions.Encoder = encoder;
conversionOptions.Encoder.Quality = (Quality)currentPreview++;
ffmpegEngine.Convert(mediaFile, $"temp\\preview_{currentPreview}.mkv", conversionOptions);
textBlockPreviewBuildProgress.Text = $"Creating preview ({currentPreview}/{PREVIEW_COUNT})";
ffmpegEngine.ConversionCompleted -= FFmpegEngine_CutCompleted;
ffmpegEngine.ConversionCompleted += FFmpegEngine_ConversionCompleted;
ffmpegEngine.ProgressChanged += FFmpegEngine_ProgressChanged;
}
private void FFmpegEngine_ConversionCompleted()
{
if (currentPreview < PREVIEW_COUNT)
{
conversionOptions.Encoder.Quality = (Quality)currentPreview++;
ffmpegEngine.Convert(mediaFile, $"temp\\preview_{currentPreview - 1}.mkv", conversionOptions);
textBlockPreviewBuildProgress.Text = $"Creating preview ({currentPreview}/{PREVIEW_COUNT})";
}
else
{
DoubleAnimation progressAnimation = new DoubleAnimation(100, TimeSpan.FromSeconds(0.5));
progressAnimation.Completed += ProgressAnimation_Completed;
progressBarPreview.BeginAnimation(ProgressBar.ValueProperty, progressAnimation);
}
}
private void FFmpegEngine_ConversionCompleted(ProgressData progressData)
{
if (currentPreview < PREVIEW_COUNT)
{
string quality = comboBoxQuality.Items[currentPreview].ToString();
conversionOptions.Crf = MainWindow.GetCRFFromQuality(quality, encoder);
conversionOptions.SkipAudio = true;
ffmpegEngine.Convert(mediaFile, $"temp\\preview_{currentPreview}.mkv", conversionOptions);
currentPreview++;
textBlockPreviewTimespan.Text = $"Creating preview ({currentPreview}/{PREVIEW_COUNT})";
}
else
{
DoubleAnimation progressAnimation = new DoubleAnimation(100, TimeSpan.FromSeconds(0.5));
progressAnimation.Completed += ProgressAnimation_Completed;
progressBarPreview.BeginAnimation(ProgressBar.ValueProperty, progressAnimation);
}
}
private async void ButtonConvert_Click(object sender, RoutedEventArgs e)
{
if (textBoxDestination.Text.EndsWith("mp4") && mediaInfo.AudioCodec.ToLower() == "opus")
{
MessageBox.Show("Opus audio in mp4 container is currently unsupported.\nEither use aac audio or mkv container.", "FF Video Converter");
return;
}
textBlockProgress.Text = "Starting conversion process...";
ffmpegEngine = new FFmpegEngine();
ffmpegEngine.ProgressChanged += UpdateProgress;
ffmpegEngine.ConversionCompleted += ConversionCompleted;
Encoder selectedEncoder = comboBoxEncoder.SelectedIndex == 0 ? Encoder.H264 : Encoder.H265;
ConversionOptions conversionOptions = new ConversionOptions(selectedEncoder, (byte)comboBoxPreset.SelectedIndex, GetCRFFromQuality(comboBoxQuality.Text, selectedEncoder));
if (checkBoxCrop.IsChecked == true)
{
conversionOptions.CropData = new CropData((short)integerTextBoxCropLeft.Value, (short)integerTextBoxCropTop.Value, (short)integerTextBoxCropRight.Value, (short)integerTextBoxCropBottom.Value);
}
else if (comboBoxResolution.SelectedIndex != 0)
{
conversionOptions.Resolution = GetResolutionFromString(comboBoxResolution.Text);
}
if (comboBoxFramerate.SelectedIndex != 0)
{
conversionOptions.Framerate = Convert.ToByte(comboBoxFramerate.SelectedItem);
}
outputFps = comboBoxFramerate.SelectedIndex == 0 ? Convert.ToSingle(mediaInfo.Framerate) : Convert.ToSingle(comboBoxFramerate.SelectedItem);
if (checkBoxCut.IsChecked == true)
{
if (!TimeSpan.TryParse(textBoxStart.Text, out TimeSpan start))
{
MessageBox.Show("Enter a valid start time", "FF Video Converter");
return;
}
if (!TimeSpan.TryParse(textBoxEnd.Text, out TimeSpan end))
{
MessageBox.Show("Enter a valid end time", "FF Video Converter");
return;
}
if (checkBoxFastCut.IsChecked == true)
{
start = start.Add(TimeSpan.FromSeconds(0.2));
ffmpegEngine.FastCut(mediaInfo.Source, textBoxDestination.Text, start.ToString(@"hh\:mm\:ss\.ff"), textBoxEnd.Text);
currentOutputPath = textBoxDestination.Text;
return;
}
else
{
conversionOptions.Start = start;
conversionOptions.End = end;
}
}
ffmpegEngine.Convert(mediaInfo, textBoxDestination.Text, conversionOptions);
currentOutputPath = textBoxDestination.Text;
buttonPauseResume.IsEnabled = true;
buttonCancel.IsEnabled = true;
buttonConvert.IsEnabled = false;
buttonPreview.IsEnabled = false;
buttonOpenFile.IsEnabled = false;
buttonOpenStream.IsEnabled = false;
checkBoxCrop.IsEnabled = false;
checkBoxCut.IsEnabled = false;
await mediaElementInput.Pause();
buttonPlayPause.Content = " ▶️";
gridSourceMedia.IsEnabled = false;
buttonOpenOutput.Visibility = Visibility.Hidden;
Storyboard storyboard = FindResource("ProgressAnimationIn") as Storyboard;
storyboard.Begin();
TaskbarItemInfo.ProgressState = TaskbarItemProgressState.Normal;
}