Work on tts

SubtitleEdit · Apr 12, 2024 · c0ed5ac · c0ed5ac
1 parent be01dac
commit c0ed5ac
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Showing 4 changed files with 9 additions and 4 deletions.
diff --git a/src/libse/TextToSpeech/PiperModels.cs b/src/libse/TextToSpeech/PiperModels.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Linq;
 
 namespace Nikse.SubtitleEdit.Core.TextToSpeech

diff --git a/src/ui/Forms/Main.cs b/src/ui/Forms/Main.cs
@@ -19032,6 +19032,12 @@ internal void MainKeyDown(object sender, KeyEventArgs e)
 
                 TaskDelayHelper.RunDelayed(TimeSpan.FromMilliseconds(25), () =>
                 {
+                    if (string.IsNullOrEmpty(_videoFileName) || _videoInfo == null)
+                    {
+                        MessageBox.Show(LanguageSettings.Current.General.NoVideoLoaded);
+                        return;
+                    }
+
                     if (RequireFfmpegOk())
                     {
                         using (var form = new TextToSpeech(_subtitle, GetCurrentSubtitleFormat(), _videoFileName, _videoInfo))

diff --git a/src/ui/Forms/Tts/TextToSpeech.cs b/src/ui/Forms/Tts/TextToSpeech.cs
@@ -182,7 +182,7 @@ private List<string> FixParagraphAudioSpeed()
                 var next = _subtitle.GetParagraphOrDefault(index + 1);
                 var pFileName = Path.Combine(_waveFolder, index + ".wav");
 
-                //TODO: analyse audio and remove silence at start and end (ffmpeg -af silenceremove=1:0:-50dB:1:1:-50dB)
+                //TODO: analyse audio and remove silence at start and end (ffmpeg -af silenceremove=1:0:-5dB:1:1:-5dB)
                 var outputFileName1 = Path.Combine(_waveFolder, index + "_u.wav");
                 var trimProcess = VideoPreviewGenerator.TrimSilenceStartAndEnd(pFileName, outputFileName1);
                 trimProcess.Start();

diff --git a/src/ui/Logic/VideoPreviewGenerator.cs b/src/ui/Logic/VideoPreviewGenerator.cs
@@ -612,7 +612,7 @@ public static Process TrimSilenceStartAndEnd(string inputFileName, string output
                 StartInfo =
                 {
                     FileName = GetFfmpegLocation(),
-                    Arguments = $"-i \"{inputFileName}\" -af silenceremove=start_periods=1:start_silence=0.01,areverse,silenceremove=start_periods=1:start_silence=0.01,areverse \"{outputFileName}\"",
+                    Arguments = $"-i \"{inputFileName}\" -af \"areverse,atrim=start=0.2,silenceremove=start_periods=1:start_silence=0.1:start_threshold=0.01,areverse,atrim=start=0,silenceremove=start_periods=1:start_silence=0.1:start_threshold=0.01\" \"{outputFileName}\"",
                     UseShellExecute = false,
                     CreateNoWindow = true
                 }