MediaHandler _mhandler = new MediaHandler();

string RootPath = Server.MapPath(Request.ApplicationPath);

// set ffmpeg path

_mhandler.FFMPEGPath = HttpContext.Current.Server.MapPath("~\\ffmpeg\\ffmpeg.exe");

// set source directory path
_mhandler.InputPath = RootPath + "\\contents\\original";

// set output directory path
_mhandler.OutputPath = RootPath + "\\contents\\output";

// set source filename

_mhandler.FileName = "sample.mp4";

// set output filename
_mhandler.OutputFileName = "sample.3gp";

// not for posting watermark, ffmpeg must support and exist vhook/watermark.dll

// set watermark image directory path

_mhandler.WaterMarkPath = RootPath + "\\contents\\watermark";

// set watermark image filename
_mhandler.WaterMarkImage = "watermark.gif";

// more detail about posting watermark, click here.

// set video bitrate, depend on output video format

_mhandler.Video_Bitrate = 500;

// set audio bitrate, depend on output video format
_mhandler.Audio_Bitrate = 64;

// set audio sampling rate, depend on output video format
_mhandler.Audio_SamplingRate = 22050;

// set width of output video
_mhandler.Width = 320;

// set height of output video
_mhandler.Height = 240;

// for complete list of parameters, click here , note some parameters may or may not be used for every circumstances so use parameters when required.

// set source filename

_mhandler.FileName = "sample.mp4";

// set output filename
_mhandler.OutputFileName = "sample.flv";

// start video procesing

VideoInfo info = _mhandler.Encode_FLV();

//or

VideoInfo info = _mhandler.Process();

// set source filename

_mhandler.FileName = "sample.mp4";

// set output filename
_mhandler.OutputFileName = "sample.3gp";

// start video procesing

VideoInfo info = _mhandler.Encode_3GP();

//or

VideoInfo info = _mhandler.Process();

// set source filename

_mhandler.FileName = "sample.mp4";

// set output filename
_mhandler.OutputFileName = "sample.avi";

// set video parameters according to pal-vcd

_mhandler.TargetFileType = "pal-vcd";

// start video procesing

VideoInfo info = _mhandler.Encode_AVI();

//or

VideoInfo info = _mhandler.Process();

// i: All thumbs must be in sequest and in .jpg format e.g a_001.jpg, a_002.jpg, a_003.jpg....
// ii: FileName property below must point actual name of thumb without .jpg and sequence e.g "a_" represent "a_001.jpg...."
_mhandler.FileName = "a_";

// set output video filename without any extension
_mhandler.OutputFileName = "a";

// set output extension
_mhandler.OutputExtension = ".flv";

// set processing
VideoInfo info = _mhandler.ImagesToVideo();

//***************************************************
// Multiple Thumbs: Thumb Mod: Normal // Recommended for multiple thumbs as it support long length videos too
//***************************************************

// set thumb start index, e.g sample_ generate sample_001.jpg, sample_002.jpg etc

string thumb_start_index = "sample_";

// set source video filename
_mhandler.FileName = "sample.mp4";

// set output image format
_mhandler.Image_Format = "jpg";

// set image codec (optional)
_mhandler.VCodec = "image2";

// set image name, in multiple mode image index required
_mhandler.ImageName = thumb_start_index;

// set to enable multiple thumb mode
_mhandler.Multiple_Thumbs = true;
_mhandler.ThumbMode = 0;

// set total no of thumb to be generating from video.
_mhandler.No_Of_Thumbs = 15;

// set start positing / length of video from where thumb grabbing start
_mhandler.Thumb_Start_Position = 10;

// set width and height of thumb, not it must be multiple of two.
_mhandler.Width = 160;
_mhandler.Height = 120;

// start grabbing thumbs
VideoInfo info = _mhandler.Grab_Thumb();

//******************************************************
// Single Thumb
//******************************************************

_mhandler.FileName = "sample.mp4";

// set output image name
_mhandler.ImageName = "sample.jpg";

// set length in seconds from where you want to grab thumb
_mhandler.Frame_Time = "10";
//OR
//_mhandler.Thumb_Start_Position = 10;

_mhandler.Image_Format = "jpg";
_mhandler.VCodec = "image2";

_mhandler.Width = 160;
_mhandler.Height = 120;

// start grabbing single thumb from video
VideoInfo info = _mhandler.Grab_Thumb();

// set list of filenames to be joined with single output. not required that all clips in same format and size

_mhandler.FileNames = new string[] { "sample_01.mp4", "sample_02.mp4" };

// set output video name, without extension recommended.
_mhandler.OutputFileName = "sample_full";

// set output extension
_mhandler.OutputExtension = ".avi";

// set width and height of output video. recommended to avoid any mismanagement in width and height of different video clips
_mhandler.Width = 320;
_mhandler.Height = 240;

_mhandler.TargetFileType = "pal-vcd";

VideoInfo info = _mhandler.Join_Videos();

_mhandler.FileName = "sample.avi";
_mhandler.OutputFileName = "split_video";

_mhandler.OutputExtension = ".avi";
_mhandler.Width = 320;
_mhandler.Height = 240;
_mhandler.TargetFileType = "pal-vcd";

// set length in seconds of each clip

int length_of_video = 20;

// set total no of clips to be generating
int total_clips = 10;
VideoInfo info = _mhandler.Split_Video(length_of_video);

// or
VideoInfo info = _mhandler.Split_Video(length_of_video,total_clips);

// set media filename

_mhandler.FileName = "sample.mp4";
VideoInfo info = _mhandler.Get_Info();

// start validation whether media processed properly or failed.

// info object store all information retreived from media after processing completes.

if (info.ErrorCode > 0 && info.ErrorCode != 121)
{
Response.Write("Video processing failed, Error code " + info.ErrorCode + " generated");
return;
}

// if ErrorCode returned by function is greater than zero, means there is error occured. for detail about error codes click here

// info object store all information retreived from media after processing completes.

// After errorcode validation you can retrieve source and output video information from info object as shown below.

StringBuilder str = new StringBuilder();
str.Append("File Name= " + info.FileName + "<br />");
str.Append("Video Duration= " + info.Duration + "<br />");
str.Append("Video Duration in Seconds= " + info.Duration_Sec + "<br />");
// Retrieve information from source media
str.Append("Video Codec= " + info.Input_Vcodec + "<br />");
str.Append("Audio Codec= " + info.Input_Acodec + "<br />");
str.Append("Video Bitrate= " + info.Input_Video_Bitrate + "<br />");
str.Append("Audio Bitrate= " + info.Input_Audio_Bitrate + "<br />");
str.Append("Audio Sampling Rate= " + info.Input_SamplingRate + "<br />");
str.Append("Audio Channel= " + info.Input_Channel + "<br />");
str.Append("Width= " + info.Input_Width + "<br />");
str.Append("Height= " + info.Input_Height + "<br />");
str.Append("Video FrameRate= " + info.Input_FrameRate + "<br />");

// Retrieve information from output video
str.Append("Video Codec= " + info.Vcodec + "<br />");
str.Append("Audio Codec= " + info.Acodec + "<br />");
str.Append("Video Bitrate= " + info.Video_Bitrate + "<br />");
str.Append("Audio Bitrate= " + info.Audio_Bitrate + "<br />");
str.Append("Audio Sampling Rate= " + info.SamplingRate + "<br />");
str.Append("Audio Channel= " + info.Channel + "<br />");
str.Append("Width= " + info.Width + "<br />");
str.Append("Height= " + info.Height + "<br />");
str.Append("Video FrameRate= " + info.FrameRate + "<br />");
str.Append(".................................<br />");
str.Append("FFMPEG Output:" + info.FFMPEGOutput + "");

str.Append("Error Code= " + info.ErrorCode + "<br />");

// for more detail about videoinfo object visit video output parameter section.