public void StartRecording(string path, string name)
{
job = new LiveJob();
dvs = job.AddDeviceSource(Video, Audio);
job.ActivateSource(dvs);
WindowsMediaOutputFormat outputFormat = new WindowsMediaOutputFormat();
AdvancedVC1VideoProfile profile = new AdvancedVC1VideoProfile();
profile.Bitrate = new ConstantBitrate(1280, false);
profile.Size = new System.Drawing.Size(640, 360);
WmaAudioProfile audioProfile = new WmaAudioProfile();
outputFormat.AudioProfile = audioProfile;
outputFormat.VideoProfile = profile;
job.OutputFormat = outputFormat;
CurrentVideoPath = Path.Combine(path, name);
FileArchivePublishFormat fileOut = new FileArchivePublishFormat();
fileOut.OutputFileName = CurrentVideoPath;
job.PublishFormats.Add(fileOut);
job.StartEncoding();
IsRecording = true;
}
/// <summary>
/// Resize, trim, and save a video file.
/// </summary>
/// <param name="filename">Full path to the video to resize.</param>
/// <param name="outFile">Full path to where the output file should be saved.</param>
/// <param name="resizeValue">The height, width, or precentage to resize to, as specified by the resizeOption parameter.</param>
/// <param name="resizeOption">The type of resize which resizeValue is referring to.</param>
/// <param name="outTypeOption">The output video file type.</param>
/// <param name="videoQuality">The quality of the output video. A value of 100 means 8kbps for full HD (1980x1080)</param>
/// <param name="trimRange">The range, in seconds, to trim the video clip to. Set to null to not trim the clip.</param>
/// <param name="jobProgressCallback">Delegate function which is called at regular intervals for progress updates during the job.</param>
/// <returns>Void.</returns>
private static void ProcessVideoFile(string filename, string outFile, int resizeValue, comboOptions resizeOption,
videoOutTypeOptions outTypeOption = videoOutTypeOptions.WMV,
int videoQuality = 100,
Tuple <double, double> trimRange = null,
VideoProgressDelegateCallback jobProgressCallback = null)
{
Job j = new Job();
MediaItem mediaItem = new MediaItem(filename);
var originalSize = mediaItem.OriginalVideoSize;
// Get new dimensions
Tuple <int, int> newSize = GetNewSize(resizeOption, originalSize.Width, originalSize.Height, resizeValue);
// Round to the nearest 4 pixels - this is required by encoder
// Encoder says the value must be an even integer between 64 and 4096 and a multiple of 4
int newWidth = Convert.ToInt32(Math.Round(newSize.Item1 / 4.0) * 4);
int newHeight = Convert.ToInt32(Math.Round(newSize.Item2 / 4.0) * 4);
if (newWidth < 64 || newHeight < 64 || newWidth > 4096 || newHeight > 4096)
{
throw new Exception("New height and width must be between 64 and 4096 pixels");
}
double bitsPerSecondPerPixel = 8000.0 / 2000000.0; // Assume 8kbps for full HD
int bitRate = Convert.ToInt32(bitsPerSecondPerPixel * videoQuality * newWidth * newHeight / 100);
WindowsMediaOutputFormat outFormat = new WindowsMediaOutputFormat();
outFormat.AudioProfile = new Microsoft.Expression.Encoder.Profiles.WmaAudioProfile();
outFormat.VideoProfile = new Microsoft.Expression.Encoder.Profiles.AdvancedVC1VideoProfile();
outFormat.VideoProfile.AspectRatio = mediaItem.OriginalAspectRatio;
outFormat.VideoProfile.AutoFit = true;
outFormat.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(bitRate);
outFormat.VideoProfile.Size = new Size(newWidth, newHeight);
mediaItem.VideoResizeMode = VideoResizeMode.Letterbox;
mediaItem.OutputFormat = outFormat;
if (!(trimRange == null))
{
Source source = mediaItem.Sources[0];
source.Clips[0].StartTime = TimeSpan.FromSeconds(trimRange.Item1);
source.Clips[0].EndTime = TimeSpan.FromSeconds(trimRange.Item2);
}
mediaItem.OutputFileName = Path.GetFileName(outFile);
j.MediaItems.Add(mediaItem);
j.CreateSubfolder = false;
j.OutputDirectory = Path.GetDirectoryName(outFile);
if (jobProgressCallback != null)
{
j.EncodeProgress += new EventHandler <EncodeProgressEventArgs>(jobProgressCallback);
}
j.Encode();
j.Dispose();
}
private void Encode()
{
using (Job job = new Job())
{
string[] file = System.IO.Directory.GetFiles(videoPath, "*.xesc");
mediaItem = new MediaItem(file[0]);
Size size = mediaItem.OriginalVideoSize;
windowsMediaOutputFormat = new WindowsMediaOutputFormat();
windowsMediaOutputFormat.VideoProfile = new Microsoft.Expression.Encoder.Profiles.AdvancedVC1VideoProfile();
windowsMediaOutputFormat.AudioProfile = new Microsoft.Expression.Encoder.Profiles.WmaAudioProfile();
windowsMediaOutputFormat.VideoProfile.AspectRatio = new System.Windows.Size(16, 9);
windowsMediaOutputFormat.VideoProfile.AutoFit = true;
if (size.Width >= 1920 && size.Height >= 1080)
{
windowsMediaOutputFormat.VideoProfile.Size = new Size(1920, 1080);
windowsMediaOutputFormat.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(6000);
}
else if (size.Width >= 1280 && size.Height >= 720)
{
windowsMediaOutputFormat.VideoProfile.Size = new Size(1280, 720);
windowsMediaOutputFormat.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(4000);
}
else
{
windowsMediaOutputFormat.VideoProfile.Size = new Size(size.Height, size.Width);
windowsMediaOutputFormat.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(2000);
}
mediaItem.VideoResizeMode = VideoResizeMode.Letterbox;
mediaItem.OutputFormat = windowsMediaOutputFormat;
job.MediaItems.Add(mediaItem);
job.CreateSubfolder = false;
job.OutputDirectory = videoPath;
job.EncodeProgress += new EventHandler <EncodeProgressEventArgs>(JobEncodeProgress);
job.Encode();
System.IO.File.Delete(file[0]);
}
}
void Encode()
{
using (j = new Job())
{
MediaItem mediaItem = new MediaItem(job.OutputScreenCaptureFileName);
var size = mediaItem.OriginalVideoSize;
WindowsMediaOutputFormat format = new WindowsMediaOutputFormat();
format.VideoProfile = new Microsoft.Expression.Encoder.Profiles.AdvancedVC1VideoProfile();
format.AudioProfile = new Microsoft.Expression.Encoder.Profiles.WmaAudioProfile();
format.VideoProfile.AspectRatio = new System.Windows.Size(16, 9);
format.VideoProfile.AutoFit = true;
if (size.Width > 1920 && size.Height > 1080)
{
format.VideoProfile.Size = new Size(1920, 1080);
format.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(6000);
}
else if (size.Width > 1280 && size.Height > 720)
{
format.VideoProfile.Size = new Size(1280, 720);
format.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(4000);
}
else
{
format.VideoProfile.Size = new Size(size.Width, Size.Height);
format.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(2000);
}
mediaItem.VideoResizeMode = VideoResizeMode.Letterbox;
mediaItem.OutputFormat = format;
j.MediaItems.Add(mediaItem);
j.CreateSubfolder = false;
j.OutputDirectory = folderBrowserDialog1.SelectedPath;
j.EncodeProgress += new EventHandler <EncodeProgressEventArgs>(j_encodeProgress);
j.Encode();
}
}
//Encoding Function
void Encode(string jobPath)
{
using (Job j = new Job())
{
MediaItem mediaItem = new MediaItem(jobPath);
var size = mediaItem.OriginalVideoSize;
WindowsMediaOutputFormat WMV_Format = new WindowsMediaOutputFormat();
WMV_Format.VideoProfile = new Microsoft.Expression.Encoder.Profiles.AdvancedVC1VideoProfile();
WMV_Format.AudioProfile = new Microsoft.Expression.Encoder.Profiles.WmaAudioProfile();
WMV_Format.VideoProfile.AspectRatio = new System.Windows.Size(16, 9);
WMV_Format.VideoProfile.AutoFit = true;
if (size.Width >= 1920 && size.Height >= 1080)
{
WMV_Format.VideoProfile.Size = new System.Drawing.Size(1920, 1080);
WMV_Format.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(6000);
}
else if (size.Width >= 1280 && size.Height >= 720)
{
WMV_Format.VideoProfile.Size = new System.Drawing.Size(1280, 720);
WMV_Format.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(4000);
}
else
{
WMV_Format.VideoProfile.Size = new System.Drawing.Size(size.Width, size.Height);
WMV_Format.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(2000);
}
mediaItem.VideoResizeMode = VideoResizeMode.Letterbox;
mediaItem.OutputFormat = WMV_Format;
j.MediaItems.Add(mediaItem);
j.CreateSubfolder = false;
j.OutputDirectory = gotuOutput;
j.EncodeProgress += new EventHandler <EncodeProgressEventArgs>(j_EncodeProgress);
j.Encode();
}
}
public string StartRecording(string path, string name)
{
job = new LiveJob();
dvs = job.AddDeviceSource(null, audioEncoder);
job.ActivateSource(dvs);
WindowsMediaOutputFormat outputFormat = new WindowsMediaOutputFormat()
{
AudioProfile = new WmaAudioProfile()
};
job.OutputFormat = outputFormat;
string currentRecordingPath = Path.Combine(path, name);
FileArchivePublishFormat fileOut = new FileArchivePublishFormat();
fileOut.OutputFileName = currentRecordingPath;
job.PublishFormats.Add(fileOut);
job.StartEncoding();
IsRecording = true;
return currentRecordingPath;
}
private void ProcessVideoFile(string filename, int resizeValue, comboOptions resizeOption,
videoOutTypeOptions outTypeOption, int mpegQuality, Tuple <double, double> trimRange)
{
SetCurrentProgress(0, filename);
// TODO - check if input file exists
string outFile = GetOutputFilename(filename, outTypeOption);
EnsureDir(outFile); // Will throw exception if can't create folder
DialogResult result = WarnIfExists(outFile);
switch (result)
{
case DialogResult.Yes:
break;
case DialogResult.No:
return;
case DialogResult.Cancel:
this.cancelSource.Cancel();
return;
}
Job j = new Job();
MediaItem mediaItem = new MediaItem(filename);
var originalSize = mediaItem.OriginalVideoSize;
// Get new dimensions
Tuple <int, int> newSize = GetNewSize(resizeOption, originalSize.Width, originalSize.Height, resizeValue);
// Round to the nearest 4 pixels - this is required by encoder
// Encoder says the value must be an even integer between 64 and 4096 and a multiple of 4
int newWidth = Convert.ToInt32(Math.Round(newSize.Item1 / 4.0) * 4);
int newHeight = Convert.ToInt32(Math.Round(newSize.Item2 / 4.0) * 4);
if (newWidth < 64 || newHeight < 64 || newWidth > 4096 || newHeight > 4096)
{
throw new Exception("New height and width must be between 64 and 4096 pixels");
// TODO - display this in the status bar
}
double bitsPerSecondPerPixel = 8000.0 / 2000000.0; // Assume 8kbps for full HD
int bitRate = Convert.ToInt32(bitsPerSecondPerPixel * mpegQuality * newWidth * newHeight / 100);
WindowsMediaOutputFormat outFormat = new WindowsMediaOutputFormat();
outFormat.AudioProfile = new Microsoft.Expression.Encoder.Profiles.WmaAudioProfile();
// outFormat.VideoProfile = new Microsoft.Expression.Encoder.Profiles.MainVC1VideoProfile();
outFormat.VideoProfile = new Microsoft.Expression.Encoder.Profiles.AdvancedVC1VideoProfile();
outFormat.VideoProfile.AspectRatio = mediaItem.OriginalAspectRatio;
outFormat.VideoProfile.AutoFit = true;
outFormat.VideoProfile.Bitrate = new Microsoft.Expression.Encoder.Profiles.VariableUnconstrainedBitrate(bitRate);
outFormat.VideoProfile.Size = new Size(newWidth, newHeight);
//mediaItem.VideoResizeMode = VideoResizeMode.Letterbox;
mediaItem.OutputFormat = outFormat;
if (!(trimRange == null))
{
Source source = mediaItem.Sources[0];
source.Clips[0].StartTime = TimeSpan.FromSeconds(trimRange.Item1);
source.Clips[0].EndTime = TimeSpan.FromSeconds(trimRange.Item2);
}
mediaItem.OutputFileName = Path.GetFileName(outFile);
j.MediaItems.Add(mediaItem);
j.CreateSubfolder = false;
j.OutputDirectory = Path.GetDirectoryName(outFile);
j.EncodeProgress += new EventHandler <EncodeProgressEventArgs>(OnJobEncodeProgress);
j.Encode();
j.Dispose();
}
