POWERPOINT.Application objApp = null; //初始PPT應(yīng)用對象
POWERPOINT.Presentation objPresSet = null; //初始文稿對象
 
objApp = new POWERPOINT.Application(); //創(chuàng)建實例化PPT應(yīng)用
objApp.DisplayAlerts = POWERPOINT.PpAlertLevel.ppAlertsNone; //關(guān)閉一切提示
 
string pptfilename="c:\\test.pptx"; //要打開的PPT文件名
 
//打開文件，創(chuàng)建實例化PPT文稿對象
objPresSet = objApp.Presentations.Open(pptfilename, Microsoft.Office.Core.MsoTriState.msoFalse, Microsoft.Office.Core.MsoTriState.msoFalse, Microsoft.Office.Core.MsoTriState.msoFalse);
 
string MP4_FileName = "c:\\test.mp4";    //輸出的MP4文件名
bool UseTimingsAndNarrations = false; //指示是否使用計時和旁白
int DefaultSlideDuration = 5;  //觀看幻燈片的持續(xù)時間（單位：秒）
int VertResolution = 720;   //幻燈片的分辨率
int FramesPerSecond = 30;   //每秒的幀數(shù)
int Quality = 100;  //幻燈片的質(zhì)量水平，最高100
 
//創(chuàng)建視頻開始
objPresSet.CreateVideo(MP4_FileName, UseTimingsAndNarrations, DefaultSlideDuration, VertResolution, FramesPerSecond, Quality);
 
//由于該方法是異步的，需要實時監(jiān)控生成進(jìn)度
while (objPresSet.CreateVideoStatus == POWERPOINT.PpMediaTaskStatus.ppMediaTaskStatusInProgress)
{
    System.Threading.Thread.Sleep(1000); //間隔1秒監(jiān)控1次
}
 
//生成完畢，執(zhí)行其它操作...
 
......

POWERPOINT.PpMediaTaskStatus.ppMediaTaskStatusDone           //完成
POWERPOINT.PpMediaTaskStatus.ppMediaTaskStatusFailed          //失敗
POWERPOINT.PpMediaTaskStatus.ppMediaTaskStatusNone           //空閑
POWERPOINT.PpMediaTaskStatus.ppMediaTaskStatusQueued       //排隊
POWERPOINT.PpMediaTaskStatus.ppMediaTaskStatusInProgress  //執(zhí)行中