private async void ButtonCreatePreview_Click(object sender, RoutedEventArgs e)
{
if (buttonCreatePreview.Content.ToString() == "Create preview")
{
await mediaElementOriginal.Pause();
blurEffect.Radius = 10;
buttonPlayPause.IsEnabled = false;
sliderPreview.Visibility = Visibility.Hidden;
buttonCreatePreview.Content = "Cancel";
textBlockPreviewTimespan.Text = "Cutting original...";
Storyboard storyboard = FindResource("ProgressAnimationIn") as Storyboard;
storyboard.Begin();
Directory.CreateDirectory(Environment.CurrentDirectory + "\\temp");
double keyFrameBefore = (await mediaFile.GetNearestBeforeAndAfterKeyFrames(start.TotalSeconds)).before;
start = TimeSpan.FromSeconds(keyFrameBefore);
end = start.Add(TimeSpan.FromSeconds(4));
conversionOptions = new ConversionOptions(encoder, 6, 16)
{
Start = start,
End = end
};
ffmpegEngine.FastCut(mediaFile.Source, Environment.CurrentDirectory + "\\temp\\source.mkv", start.Add(TimeSpan.FromSeconds(0.1)).ToString(@"hh\:mm\:ss\.ff"), end.ToString(@"hh\:mm\:ss\.ff"));
}
else
{
ButtonClose_Click(null, null);
}
}
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;
}