/**

 * This script will render between markers

 * 

 * Written By: Edward Troxel

 * www.jetdv.com/tts

 * Modified: 05-29-2003

 **/



import System;

import System.Text;

import System.IO;

import System.Windows.Forms;

import System.Object;

import SonicFoundry.Vegas;



// here are some default variables for the GUI.

//Path names must use "\\" to indicate a standard path "\"

//so, defaultBasePath refers to D:\renders

var defaultBasePath = "D:\\vmedia\\";



// set this to true if you want to allow files to be overwritten

var overwriteExistingFiles = false;



try {



  var mrkEnum = new Enumerator(Vegas.Project.Markers);



  var zeroMark = new Timecode(0);

  var PrevMark = zeroMark;

  var currMark = zeroMark;

  var SubClipNum = 1;

  var renderStart : Timecode;

  var totalLength = Vegas.Project.Length;

  var renderLength : Timecode;



  var renderer = FindRenderer(/Video for Windows/);

  if (null == renderer)

      throw "failed to find renderer";



  var template = FindRenderTemplate(renderer, /NTSC DV/);

  if (null == template)

      throw "failed to find template";





  //Go through the list of Markers

  while (!mrkEnum.atEnd()) {

    currMark = Marker(mrkEnum.item()).Position;



    renderStart = PrevMark;

    renderLength = currMark - PrevMark;

    DoRender(defaultBasePath + "test" + SubClipNum + ".AVI", renderer, template, renderStart, renderLength);



    PrevMark = currMark

    SubClipNum++;

    mrkEnum.moveNext();

  }



  // Do the final clip

  renderStart = PrevMark;

  renderLength = totalLength - PrevMark;

  DoRender(defaultBasePath + "test" + SubClipNum + ".AVI", renderer, template, renderStart, renderLength);



} catch (e) {

    MessageBox.Show(e);

}





// perform the render. The Render method returns a member of the

// RenderStatus enumeration. If it is anything other than OK, exit

// the loops. This will throw an error message string if the render

// does not complete successfully.

function DoRender(fileName, rndr, rndrTemplate, start, length) {

  // make sure the file does not already exist

  if (!overwriteExistingFiles && File.Exists(fileName)) {

      throw "File already exists: " + fileName;

  }



  // perform the render. The Render method returns

  // a member of the RenderStatus enumeration. If

  // it is anything other than OK, exit the loops.

  var status = Vegas.Render(fileName, rndrTemplate, start, length);



  // if the render completed successfully, just return

  if (status == RenderStatus.Complete)

      return;



  // if the user canceled, throw out a special message that won't be

  // displayed.

  if (status == RenderStatus.Canceled) {

      var cancelMsg = new String("User canceled");

      cancelMsg.skipMessageBox = true;

      throw cancelMsg;

  }



  // if the render failed, throw out a detailed error message.

  var msg : StringBuilder = new StringBuilder("Render failed:\n");

  msg.Append("\n file name: ");

  msg.Append(fileName);

  msg.Append("\n Renderer: ");

  msg.Append(rndr.FileTypeName);

  msg.Append("\n Template: ");

  msg.Append(rndrTemplate.Name);

  msg.Append("\n Start Time: ");

  msg.Append(start.ToString());

  msg.Append("\n Length: ");

  msg.Append(length.ToString());

  throw msg;

}







function FindRenderer(rendererRegExp : RegExp) : Renderer {

  var rendererEnum : Enumerator = new Enumerator(Vegas.Renderers);

  while (!rendererEnum.atEnd()) {

    var renderer : Renderer = Renderer(rendererEnum.item());

    if (null != renderer.FileTypeName.match(rendererRegExp)) {

        return renderer;

    }

    rendererEnum.moveNext();

  }

  return null;

}



function FindRenderTemplate(renderer : Renderer, templateRegExp : RegExp) : RenderTemplate {

  var templateEnum : Enumerator = new Enumerator(renderer.Templates);

  while (!templateEnum.atEnd()) {

    var renderTemplate : RenderTemplate = RenderTemplate(templateEnum.item());

    if (null != renderTemplate.Name.match(templateRegExp)) {

        return renderTemplate;

    }

    templateEnum.moveNext();

  }

  return null;

}