void ProcessMidi()
{
VideoTrack destVideoTrack = new VideoTrack(0, "destVideoTrack");
AudioTrack destAudioTrack = new AudioTrack(0, "destAudioTrack");
vegas.Project.Tracks.Add(destAudioTrack);
vegas.Project.Tracks.Add(destVideoTrack);
MidiFile midi = new MidiFile(midiFilePath);
Dictionary <string, double> onNotes = new Dictionary <string, double>();
TempoEvent lastTempoEvent = new TempoEvent(0, 0);
double lastTempoEventTime = 0;
for (int i = 0; i < midi.Events.Count(); i++)
{
foreach (MidiEvent midiEvent in midi.Events[i])
{
if (midiEvent is TempoEvent)
{
lastTempoEvent = (midiEvent as TempoEvent);
lastTempoEventTime = ((double)(midiEvent.AbsoluteTime - lastTempoEvent.AbsoluteTime) / midi.DeltaTicksPerQuarterNote) * lastTempoEvent.MicrosecondsPerQuarterNote + lastTempoEventTime;
}
else if (midiEvent is NoteEvent && midiEvent.Channel == midiReadLayer)
{
NoteEvent noteEvent = midiEvent as NoteEvent;
double usTime = ((double)(noteEvent.AbsoluteTime - lastTempoEvent.AbsoluteTime) / midi.DeltaTicksPerQuarterNote) * lastTempoEvent.MicrosecondsPerQuarterNote + lastTempoEventTime;
double msTime = usTime / 1000;
int velocity = noteEvent.Velocity;
if (noteEvent.CommandCode == MidiCommandCode.NoteOn)
{
onNotes[noteEvent.NoteName] = msTime;
}
else if (noteEvent.CommandCode == MidiCommandCode.NoteOff)
{
if (onNotes.ContainsKey(noteEvent.NoteName))
{
double noteStartTime = onNotes[noteEvent.NoteName];
double noteEndTime = msTime;
int blipNum = GetBlipFromPitch(noteEvent.NoteName);
if (blipNum == -1)
{
//note not found in pitchBlipMap
continue;
}
onNotes.Remove(noteEvent.NoteName);
//Map the MIDI note to a video/audio event
VideoEvent videoEvent = selectedVideoEvent.Copy(destVideoTrack, selectedVideoEvent.Start) as VideoEvent;
AudioEvent audioEvent = selectedAudioEvent.Copy(destAudioTrack, selectedAudioEvent.Start) as AudioEvent;
Timecode clipDurationMillis = new Timecode(noteEndTime - noteStartTime + noteEndOffset);
Timecode globalClipStartLocation = new Timecode(selectedVideoEvent.Start.ToMilliseconds() + (blips[blipNum].locationInMicroseconds / 1000) + blipStartOffset);
TrackEvent tmpTrackEvent = videoEvent;
util.TrimEvent(ref tmpTrackEvent, globalClipStartLocation, clipDurationMillis);
videoEvent = tmpTrackEvent as VideoEvent;
tmpTrackEvent = audioEvent;
util.TrimEvent(ref tmpTrackEvent, globalClipStartLocation, clipDurationMillis);
audioEvent = tmpTrackEvent as AudioEvent;
audioEvent.FadeIn.Length = new Timecode(fadeInLength);
audioEvent.FadeOut.Length = new Timecode(fadeOutLength);
videoEvent.Start = new Timecode(noteStartTime);
audioEvent.Start = new Timecode(noteStartTime);
}
}
}
}
}
}
public void FromVegas(Vegas vegas)
{
var videoTrackIndex = -1;
VideoTrack videoTrackStart = null;
VideoEvent videoEvent = null;
for (var i = 0; i < vegas.Project.Tracks.Count; i++)
{
var track = vegas.Project.Tracks[i];
if (!track.IsVideo())
{
continue;
}
foreach (var trackEvent in track.Events)
{
if (!trackEvent.Selected)
{
continue;
}
if (videoEvent != null)
{
MessageBox.Show("Only a single video event can be selected!");
return;
}
videoTrackIndex = i;
videoTrackStart = (VideoTrack)track;
videoEvent = (VideoEvent)trackEvent;
}
}
if (videoEvent == null)
{
MessageBox.Show("Select a video event to be layered!");
return;
}
try {
var frameRate = vegas.Project.Video.FrameRate;
var frameRateInt = (int)Math.Round(frameRate * 1000);
var scriptDirectory = Path.GetDirectoryName(Script.File);
if (scriptDirectory == null)
{
MessageBox.Show("Couldn't get script directory path!");
return;
}
var template = GetTemplate(vegas, frameRateInt);
if (template == null)
{
GetStandardTemplates(vegas);
GetTemplate(vegas, frameRateInt);
MessageBox.Show(
"Render template generated for the current frame rate. Please restart Sony Vegas and run the script again.");
return;
}
var layeringCount = (string)Registry.GetValue(
"HKEY_CURRENT_USER\\SOFTWARE\\Sony Creative Software\\Custom Presets",
"LayerCount", "");
var defaultCount = 1;
if (layeringCount != "")
{
try {
var value = int.Parse(layeringCount);
if (value > 0)
{
defaultCount = value;
}
}
catch (Exception) {
// ignore
}
}
var renderChecked = (string)Registry.GetValue(
"HKEY_CURRENT_USER\\SOFTWARE\\Sony Creative Software\\Custom Presets",
"RenderLayer", "");
var defaultCheck = renderChecked == "True";
var prompt = new Form {
Width = 500,
Height = 170,
Text = "Layering Parameters",
KeyPreview = true
};
var textLabel = new Label {
Left = 10, Top = 10, Text = "Layer count"
};
var inputBox = new NumericUpDown {
Left = 200,
Top = 10,
Width = 200,
Minimum = 1,
Maximum = 1000000000,
Value = defaultCount
};
var textLabel2 = new Label {
Left = 10, Top = 40, Text = "Layering offset"
};
var inputBox2 =
new NumericUpDown {
Left = 200, Top = 40, Width = 200, Minimum = -1000000000, Maximum = 1000000000, Text = ""
};
var textLabel3 = new Label {
Left = 10, Top = 70, Text = "Render"
};
var inputBox3 = new CheckBox {
Left = 200,
Top = 70,
Width = 200,
Checked = defaultCheck
};
var confirmation = new Button {
Text = "OK", Left = 200, Width = 100, Top = 100
};
confirmation.Click += (sender, e) => {
prompt.DialogResult = DialogResult.OK;
prompt.Close();
};
prompt.KeyPress += (sender, args) => {
if (args.KeyChar != ' ')
{
return;
}
inputBox3.Checked = !inputBox3.Checked;
args.Handled = true;
};
prompt.Controls.Add(confirmation);
prompt.Controls.Add(textLabel);
prompt.Controls.Add(inputBox);
prompt.Controls.Add(textLabel2);
prompt.Controls.Add(inputBox2);
prompt.Controls.Add(textLabel3);
prompt.Controls.Add(inputBox3);
inputBox2.Select();
prompt.AcceptButton = confirmation;
if (prompt.ShowDialog() != DialogResult.OK)
{
return;
}
var count = (int)inputBox.Value;
var offset = (int)inputBox2.Value;
var render = inputBox3.Checked;
if (offset == 0)
{
MessageBox.Show("Layering offset must not be 0!");
return;
}
if (count <= 0)
{
MessageBox.Show("Layer count must be > 0!");
return;
}
if (defaultCount != count)
{
Registry.SetValue(
"HKEY_CURRENT_USER\\SOFTWARE\\Sony Creative Software\\Custom Presets",
"LayerCount", count.ToString(), RegistryValueKind.String);
}
if (defaultCheck != render)
{
Registry.SetValue(
"HKEY_CURRENT_USER\\SOFTWARE\\Sony Creative Software\\Custom Presets",
"RenderLayer", render.ToString(), RegistryValueKind.String);
}
var newTracks = new List <VideoTrack>();
var newEvents = new List <VideoEvent>();
var current = 0;
var baseOffset = offset > 0 ? 0 : -count * offset;
for (var i = videoTrackIndex - 1; i >= 0 && current < count; i--)
{
var videoTrack = vegas.Project.Tracks[i] as VideoTrack;
if (videoTrack == null)
{
continue;
}
newEvents.Add((VideoEvent)videoEvent.Copy(videoTrack,
Timecode.FromFrames(videoEvent.Start.FrameCount + baseOffset + (++current) * offset)));
}
for (; current < count;)
{
var videoTrack = vegas.Project.AddVideoTrack();
newTracks.Add(videoTrack);
newEvents.Add((VideoEvent)videoEvent.Copy(videoTrack,
Timecode.FromFrames(videoEvent.Start.FrameCount + baseOffset + (++current) * offset)));
}
var start = videoEvent.Start;
if (offset < 0)
{
videoEvent.Start = Timecode.FromFrames(videoEvent.Start.FrameCount + baseOffset);
}
if (!render)
{
return;
}
var changed = false;
var finalFolder = (string)Registry.GetValue(
"HKEY_CURRENT_USER\\SOFTWARE\\Sony Creative Software\\Custom Presets",
"LayerClipFolder", "");
while (string.IsNullOrEmpty(finalFolder) || !Directory.Exists(finalFolder))
{
MessageBox.Show("Select the folder to put generated layered clips into.\n" +
"(As they are stored uncompressed with alpha, they can take a lot of space (think 1 GB/minute). " +
"Choose a location with a lot of available space and go remove some clips there if you need space.)");
changed = true;
var dialog = new CommonOpenFileDialog {
IsFolderPicker = true,
EnsurePathExists = true,
EnsureFileExists = false,
AllowNonFileSystemItems = false,
DefaultFileName = "Select Folder",
Title = "Select the folder to put generated layered clips into"
};
if (dialog.ShowDialog() != CommonFileDialogResult.Ok)
{
MessageBox.Show("No folder selected");
return;
}
finalFolder = dialog.FileName;
}
if (changed)
{
Registry.SetValue(
"HKEY_CURRENT_USER\\SOFTWARE\\Sony Creative Software\\Custom Presets",
"LayerClipFolder", finalFolder, RegistryValueKind.String);
}
var path = Path.Combine(vegas.TemporaryFilesPath, Path.GetFileNameWithoutExtension(vegas.Project.FilePath) +
"-" +
Guid.NewGuid().ToString("B").ToUpper().Substring(1, 8) +
".avi");
var pathEncoded = Path.Combine(vegas.TemporaryFilesPath,
Path.GetFileNameWithoutExtension(vegas.Project.FilePath) + "-" +
Guid.NewGuid().ToString("B").ToUpper().Substring(1, 8) + ".avi");
var renderArgs = new RenderArgs {
OutputFile = path,
Start = Timecode.FromFrames(start.FrameCount),
Length = Timecode.FromFrames(videoEvent.Length.FrameCount + count * Math.Abs(offset)),
RenderTemplate = template
};
var status = vegas.Render(renderArgs);
if (status != RenderStatus.Complete)
{
MessageBox.Show("Unexpected render status: " + status);
return;
}
File.Delete(pathEncoded + ".sfl");
var media = vegas.Project.MediaPool.AddMedia(path);
var newVideoEvent = videoTrackStart.AddVideoEvent(start,
Timecode.FromFrames(videoEvent.Length.FrameCount + count * Math.Abs(offset)));
((VideoStream)newVideoEvent.AddTake(media.GetVideoStreamByIndex(0)).MediaStream).AlphaChannel =
VideoAlphaType.Straight;
videoEvent.Track.Events.Remove(videoEvent);
foreach (var newEvent in newEvents)
{
newEvent.Track.Events.Remove(newEvent);
}
foreach (var newTrack in newTracks)
{
vegas.Project.Tracks.Remove(newTrack);
}
}
catch (Exception e) {
MessageBox.Show("Unexpected exception: " + e.Message);
Debug.WriteLine(e);
}
}
