/// <summary>
/// Generate video clips for all episodes.
/// </summary>
public bool genVideoClip(WorkerVars workerVars, DialogProgress dialogProgress)
{
int progessCount = 0;
int episodeCount = 0;
int totalEpisodes = workerVars.CombinedAll.Count;
int totalLines = UtilsSubs.getTotalLineCount(workerVars.CombinedAll);
DateTime lastTime = UtilsSubs.getLastTime(workerVars.CombinedAll);
UtilsName name = new UtilsName(Settings.Instance.DeckName, totalEpisodes,
totalLines, lastTime, Settings.Instance.VideoClips.Size.Width,
Settings.Instance.VideoClips.Size.Height);
DialogProgress.updateProgressInvoke(dialogProgress, 0, "Creating video clips.");
// For each episode
foreach (List <InfoCombined> combArray in workerVars.CombinedAll)
{
episodeCount++;
// It is possible for all lines in an episode to be set to inactive
if (combArray.Count == 0)
{
// Skip this episode
continue;
}
string progressText = $"Converting video file {episodeCount} of {totalEpisodes}";
DialogProgress.updateProgressInvoke(dialogProgress, progressText);
DateTime entireClipStartTime = combArray[0].Subs1.StartTime;
DateTime entireClipEndTime = combArray[combArray.Count - 1].Subs1.EndTime;
// Apply pad to entire clip timings (if requested)
if (Settings.Instance.VideoClips.PadEnabled)
{
entireClipStartTime =
UtilsSubs.applyTimePad(entireClipStartTime, -Settings.Instance.VideoClips.PadStart);
entireClipEndTime = UtilsSubs.applyTimePad(entireClipEndTime, Settings.Instance.VideoClips.PadEnd);
}
// Enable detail mode in progress dialog
DialogProgress.enableDetailInvoke(dialogProgress, true);
// Set the duration of the clip in the progress dialog (for detail mode)
DateTime entireClipDuration = UtilsSubs.getDurationTime(entireClipStartTime, entireClipEndTime);
DialogProgress.setDuration(dialogProgress, entireClipDuration);
string tempVideoFilename = Path.GetTempPath() + ConstantSettings.TempVideoFilename;
string videoExtension = ".avi";
// Convert entire video (from first line to last line) based on user settings (size, crop, bitrate, etc).
// It will be cut into smaller video clips later.
if (Settings.Instance.VideoClips.IPodSupport)
{
videoExtension = ".mp4";
tempVideoFilename += videoExtension;
UtilsVideo.convertVideo(Settings.Instance.VideoClips.Files[episodeCount - 1],
Settings.Instance.VideoClips.AudioStream.Num,
entireClipStartTime, entireClipEndTime,
Settings.Instance.VideoClips.Size, Settings.Instance.VideoClips.Crop,
Settings.Instance.VideoClips.BitrateVideo, Settings.Instance.VideoClips.BitrateAudio,
UtilsVideo.VideoCodec.h264, UtilsVideo.AudioCodec.AAC,
UtilsVideo.Profilex264.IPod640, UtilsVideo.Presetx264.SuperFast,
tempVideoFilename, dialogProgress);
}
else
{
tempVideoFilename += videoExtension;
UtilsVideo.convertVideo(Settings.Instance.VideoClips.Files[episodeCount - 1],
Settings.Instance.VideoClips.AudioStream.Num,
entireClipStartTime, entireClipEndTime,
Settings.Instance.VideoClips.Size, Settings.Instance.VideoClips.Crop,
Settings.Instance.VideoClips.BitrateVideo, Settings.Instance.VideoClips.BitrateAudio,
UtilsVideo.VideoCodec.MPEG4, UtilsVideo.AudioCodec.MP3,
UtilsVideo.Profilex264.None, UtilsVideo.Presetx264.None,
tempVideoFilename, dialogProgress);
}
DialogProgress.enableDetailInvoke(dialogProgress, false);
// Generate a video clip for each line of the episode
foreach (InfoCombined comb in combArray)
{
progessCount++;
progressText = $"Generating video clip: {progessCount.ToString()} of {totalLines.ToString()}";
int progress = Convert.ToInt32(progessCount * (100.0 / totalLines));
// Update the progress dialog
DialogProgress.updateProgressInvoke(dialogProgress, progress, progressText);
// Did the user press the cancel button?
if (dialogProgress.Cancel)
{
File.Delete(tempVideoFilename);
return(false);
}
// Adjust timing to sync with the start of the converted video (which starts at the episode's first line of dialog)
DateTime startTime = UtilsSubs.shiftTiming(comb.Subs1.StartTime,
-(int)entireClipStartTime.TimeOfDay.TotalMilliseconds);
DateTime endTime = UtilsSubs.shiftTiming(comb.Subs1.EndTime,
-(int)entireClipStartTime.TimeOfDay.TotalMilliseconds);
// Times used in the filename
DateTime filenameStartTime = comb.Subs1.StartTime;
DateTime filenameEndTime = comb.Subs1.EndTime;
// Apply pad (if requested)
if (Settings.Instance.VideoClips.PadEnabled)
{
startTime = UtilsSubs.applyTimePad(startTime, -Settings.Instance.VideoClips.PadStart);
endTime = UtilsSubs.applyTimePad(endTime, Settings.Instance.VideoClips.PadEnd);
filenameStartTime = UtilsSubs.applyTimePad(comb.Subs1.StartTime,
-Settings.Instance.VideoClips.PadStart);
filenameEndTime =
UtilsSubs.applyTimePad(comb.Subs1.EndTime, Settings.Instance.VideoClips.PadEnd);
}
// Create output filename
string nameStr = name.createName(ConstantSettings.VideoFilenameFormat,
(int)episodeCount + Settings.Instance.EpisodeStartNumber - 1,
progessCount, filenameStartTime, filenameEndTime, comb.Subs1.Text, comb.Subs2.Text);
string outFile =
$"{workerVars.MediaDir}{Path.DirectorySeparatorChar}{nameStr}{videoExtension}"; // {3}
// Cut video clip for current line
UtilsVideo.cutVideo(tempVideoFilename, startTime, endTime, outFile);
}
File.Delete(tempVideoFilename);
}
return(true);
}
