private void recordVideo()
{
AVIWriter writer = new AVIWriter("wmv3");
writer.Open("test.avi", 320, 240);
Bitmap image = new Bitmap(320, 240);
for (int i = 0; i < 240; i = i + 5)
{
if (i == 235)
{
break;
}
if (i > 4)
{
image.SetPixel(i - 1, i - 1, Color.Black);
image.SetPixel(i - 2, i - 2, Color.Black);
image.SetPixel(i - 3, i - 3, Color.Black);
image.SetPixel(i - 4, i - 4, Color.Black);
image.SetPixel(i - 5, i - 5, Color.Black);
}
image.SetPixel(i, i, Color.Red);
image.SetPixel(i + 1, i + 1, Color.Red);
image.SetPixel(i + 2, i + 2, Color.Red);
image.SetPixel(i + 3, i + 3, Color.Red);
image.SetPixel(i + 4, i + 4, Color.Red);
writer.AddFrame(image);
}
writer.Close();
}
private void SaveAnimationButton_Click(object sender, EventArgs e)
{
if (bitmaps.Count == 0)
{
MessageBox.Show(StringResources.NoFrame);
return;
}
SaveFileDialog sfd = new SaveFileDialog();
sfd.DefaultExt = "avi";
sfd.AddExtension = true;
sfd.Filter = "(*.avi)|*.avi";
if (sfd.ShowDialog() == DialogResult.OK)
{
AVIWriter aw = new AVIWriter("MSVC");
aw.FrameRate = Settings.framerate;
aw.Open(sfd.FileName, FrameWidth, FrameHeight);
for (int j = 0; j < bitmaps.Count; j++)
{
Bitmap bitmap = (Bitmap)bitmaps[j].Clone();
double secs = FrameDurations[j];
for (int i = 0; i < secs * Settings.framerate; i++)
{
aw.AddFrame(bitmap);
}
}
aw.Quality = 1;
aw.Close();
}
}
private void aviSaveAs()
{
try
{
OleDbConnection conn = bc.GetConn();
conn.Open();
OleDbCommand cmd = new OleDbCommand("select strPath from tb_VideoPath where ID=1", conn);
string str = cmd.ExecuteScalar().ToString().Trim();
FileInfo fi = new FileInfo(str);
if (fi.Exists)
{
fi.Delete();
}
conn.Close();
aviWriter = new AVIWriter();
//avi中所有图像皆不能小于width及height
avi_frame = aviWriter.Create(str, 1, SWidth, SHeight);
for (int i = 0; i < al.Count; i++)
{
//获得图像
Bitmap cache = new Bitmap(Image.FromFile(al[i].ToString()));
//由于转化为avi后呈现相反，所以翻转
cache.RotateFlip(RotateFlipType.Rotate180FlipX);
//载入图像
aviWriter.LoadFrame(cache);
aviWriter.AddFrame();
}
aviWriter.Close();
avi_frame.Dispose();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
public ViewerWindow(string serverHostIp, int serverPort, string captureAviFile)
{
this.captureAviFile = captureAviFile;
InitializeComponent();
videoClient = new TcpVideoClient(serverHostIp, serverPort);
grabWidth = 320;
grabHeight = 240;
imageWidth = grabWidth * 2;
imageHeight = grabHeight * 2;
Height = imageHeight + 210;
aviWriter = new AVIWriter();
ImageViewer.Width = imageWidth;
ImageViewer.Height = imageHeight;
compressionRate = 30;
CompressionLabel.Content = string.Format("{0}%", compressionRate);
CompressionSlider.Value = compressionRate;
StartVideoButton.Visibility = Visibility.Visible;
StopVideoButton.Visibility = Visibility.Hidden;
}
private void MonitorForm_Load(object sender, EventArgs e)
{
// 初始化数据库连接并打开
pgsql = new PgsqlDB(ConfigurationManager.AppSettings.Get("dbHost"),
ConfigurationManager.AppSettings.Get("dbName"),
ConfigurationManager.AppSettings.Get("dbUser"),
ConfigurationManager.AppSettings.Get("dbPassword"));
pgsql.open();
sqlite = new SqliteDB(ConfigurationManager.AppSettings.Get("dbPath"));
sqlite.open();
sqlite.initCameraDatabase();
_log.Info("Pgsql DB & SQLite connected!");
// 初始化视频流显示
videoStream = new MJPEGStream();
videoStream.NewFrame += new NewFrameEventHandler(videoStream_NewFrame);
_log.Info("Video Stream inited!");
// 保存视频
if (!Directory.Exists("_video_saved"))
{
Directory.CreateDirectory("_video_saved");
}
videoWriter = new AVIWriter();
videoWriter.FrameRate = 2;
// 初始化摄像头列表
cameras = sqlite.getCameras();
cameras.ForEach(camera => lbCameras.Items.Add(camera));
}
//call back for timer which is used to display
//alarm window on motion detection. The timer
//interval is 1 sec, and alarmInterval is increased
//by n sec by alarm callback
void timer_Tick(object sender, EventArgs e)
{
if (alarmInterval > 0)
{
alarmInterval--;
}
if (alarmInterval == 0)
{
audioPlayed = false;
frameDropThreshold = 0;
if (recording)
{
if (videoWriter != null)
{
try
{
Log.info(String.Format("Closing idle writer for camera {0}", options.Name));
videoWriter.Close();
videoWriter = null;
}
catch (Exception io)
{
Log.warn(String.Format("Error closing recorded video file for {0}. Record Folder: {1}. Message: {2}", options.Name, options.RecordFolder, io.Message));
}
}
recording = false;
}
}
}
private void makeVideo(object _param)
{
isNowVideoSaving = true;
photoThreadsCounter++;
VideoParameters param = (VideoParameters)_param;
Accord.Video.VFW.AVIWriter wr;
wr = new AVIWriter();
wr.FrameRate = Convert.ToInt32(param.FPS);
wr.Open(param.path, 2 * param.halfWidth, 2 * param.halfHeight);
int frameCount = param.movie.frameCount();
for (int i = 0; i < frameCount; i++)
{
wr.AddFrame(param.movie[i].getFrame(param.halfWidth, param.halfHeight, grid));
Console.WriteLine("Frame {0} out of {1} is done!", i + 1, frameCount);
statusFrames = String.Format("{0}/{1}", i + 1, frameCount);
}
wr.Close();
photoThreadsCounter--;
isNowVideoSaving = false;
statusFrames = "";
}
private void GrabarVideo()
{
AVIWriter grabadorVideo = new AVIWriter();
try
{
Bitmap imagen = Camaras.CapturarImagen(visorCamara1);
DateTime Hoy = DateTime.Now;
string fecha_actual = Hoy.ToString("dd-MM-yyyy HH-mm-ss");
grabadorVideo.Open(rutaCapturas + "\\video_" + fecha_actual + ".avi", imagen.Width, imagen.Height);
while (true)
{
if (grabandoVideo1)
{
grabadorVideo.AddFrame(Camaras.CapturarImagen(visorCamara1));
Thread.Sleep(50);
}
else
{
break;
}
}
grabadorVideo.Close();
}
catch (Exception)
{
grabadorVideo.Close();
}
}
private void Camera_NewFrame(object sender, EventArgs e)
{
if ((intervalsToSave != 0) && (saveOnMotion == true))
{
// lets save the frame
if (writer == null)
{
string fileName = DateTime.Now.ToString("yyyy-MM-dd-HH-mm-ss") + ".avi";
try
{
writer = new AVIWriter("wmv3"); // create AVI writer
writer.Open(fileName, _CameraWindow.Camera.Width, _CameraWindow.Camera.Height); // open AVI file
}
catch (ApplicationException ex)
{
if (writer != null)
{
writer.Dispose();
writer = null;
}
}
}
Camera camera = _CameraWindow.Camera; // save the frame
camera.Lock();
writer.AddFrame(camera.LastFrame);
camera.Unlock();
}
}
// Close current file
private void CloseFile( )
{
Camera camera = cameraWindow.Camera;
if (camera != null)
{
// detach camera from camera window
cameraWindow.Camera = null;
// signal camera to stop
camera.SignalToStop( );
// wait for the camera
camera.WaitForStop( );
camera = null;
if (detector != null)
{
detector.Reset( );
}
}
if (writer != null)
{
writer.Dispose( );
writer = null;
}
intervalsToSave = 0;
}
private void RecordButton_Click(object sender, EventArgs e)
{
if (!recordVideo)
{
SaveFileDialog dialog = new SaveFileDialog();
dialog.Filter = "Plik AVI (*.avi)|*.avi";
dialog.FilterIndex = 1;
dialog.RestoreDirectory = true;
if (dialog.ShowDialog() == DialogResult.OK)
{
writer = new AVIWriter("cvid");
writer.FrameRate = 5;
var width = videoSource.VideoResolution.FrameSize.Width;
var height = videoSource.VideoResolution.FrameSize.Height;
writer.Open(dialog.FileName, width, height);
recordVideo = true;
RecordButton.Name = "Stop recording";
}
}
else
{
recordVideo = false;
captureThread.Join();
writer.Close();
RecordButton.Name = "Recording";
}
}
public void Dispose()
{
if (writer_ != null)
{
writer_.Close();
writer_.Dispose();
writer_ = null;
}
}
public API_AForge_Video newVideo(string pathToVideo)
{
PathToAviVideo = pathToVideo;
VideoWriter = new AVIWriter(VideoCodec);
VideoWriter.FrameRate = FrameRate;
VideoWriter.Open(PathToAviVideo, VideoWidth, VideoHeight);
return(this);
}
public JLvideo()
{
// create JPEG video source
mStream = new AForge.Video.JPEGStream();
// set NewFrame event handler
mStream.NewFrame += new AForge.Video.NewFrameEventHandler(video_NewFrame);
// instantiate AVI writer, use WMV3 codec
mAviWriter = new AVIWriter("wmv3");
}
//private void jpgToAVIByFFpeg(String[] pic, String newPic, int delayTime)
//{
// int frameRate = 25;
// if (delayTime > 0)
// frameRate = Convert.ToInt32(1000f / delayTime);
// VideoFileWriter writer = new VideoFileWriter();
// Image im;
// if (tVLeft.Nodes.Count > 0)
// {
// im = Image.FromFile(tVLeft.Nodes[0].Name.ToString());
// int w = im.Width;
// int h = im.Height;
// progressBar1.Maximum = tVLeft.Nodes.Count;
// if (w % 2 != 0)
// w += 1;
// if (h % 2 != 0)
// h += 1;
// writer.Open(newPic, w, h, frameRate, VideoCodec.MPEG4);
// for (int i = 0; i < tVLeft.Nodes.Count; i++)
// {
// im.Dispose();
// im = Image.FromFile(tVLeft.Nodes[i].Name.ToString());
// im = BitmapToBlowUp(im, w, h);
// this.pictureBox1.Image = im;
// this.pictureBox1.Refresh();
// if ((im.Height != h) | (im.Width != w))
// MessageBox.Show(tVLeft.Nodes[i].Name.ToString() + " 文件大小与首张不符！");
// writer.WriteVideoFrame((Bitmap)im);
// progressBar1.Value += 1;
// curFile.Text = i.ToString() + ">>> " + getFileNameOnly(pic[i]);
// curFile.Refresh();
// }
// writer.Close();
// writer.Dispose();
// MessageBox.Show("AVI 动画文件转换完毕！");
// }
//} // FFPEG 类生成AVI，使用 MPG4 格式压缩
// 如果使用 FFPEG 类，则需要：
// 1、引用如下类库：
// AForge.Video.FFMPEG
// 2、将如下类库 Copy 到目标程度所在文件夹，如 bin\debug 等。
// AForge.Net FrameWork \Externals\FFMPEG\BIN文件夹下的所有 DLL 文件
// avcodec-53.dll,avdevice-53.dll,avfilter-2.dll,avformat-53.dll,avutil-51.dll,postproc-52.dll,swresample-0.dll,swscale-2.dll
private void jpgToAVI(String[] pic, String newPic, int delayTime)
{
int frameRate = 25;
if (delayTime > 0)
{
frameRate = Convert.ToInt32(1000f / delayTime);
}
AVIWriter aviWriter = new AVIWriter("wmv3");
aviWriter.FrameRate = frameRate;
Image im;
if (tVLeft.Nodes.Count > 0)
{
im = Image.FromFile(tVLeft.Nodes[0].Name.ToString());
int w = im.Width;
int h = im.Height;
progressBar1.Maximum = tVLeft.Nodes.Count;
if (w % 2 != 0)
{
w += 1;
}
if (h % 2 != 0)
{
h += 1;
}
aviWriter.Open(newPic, w, h); // 输出到指定的文件
for (int i = 0; i < tVLeft.Nodes.Count; i++)
{
im.Dispose();
im = Image.FromFile(tVLeft.Nodes[i].Name.ToString());
im = BitmapToBlowUp(im, w, h);
this.pictureBox1.Image = im;
this.pictureBox1.Refresh();
if ((im.Height != h) | (im.Width != w))
{
MessageBox.Show(tVLeft.Nodes[i].Name.ToString() + " 文件大小与首张不符！");
}
aviWriter.AddFrame((Bitmap)im);
progressBar1.Value += 1;
curFile.Text = i.ToString() + ">>> " + getFileNameOnly(pic[i]);
curFile.Refresh();
}
aviWriter.Close();
aviWriter.Dispose();
MessageBox.Show("AVI 动画文件转换完毕！");
}
} // WMV3 格式压缩
public static void WriteAvi(string path, int width, int height, VideoType videoType = VideoType.Default)
{
avi = new AVIWriter();
if (videoType != VideoType.Default)
{
avi.Codec = videoType.ToString();
}
avi.FrameRate = 10;
avi.Open(path, width, height);
}
public void MakePreparedWriterActive()
{
lock (aviWatchDog)
{
AVIWriter tmp = currentAvi;
currentAvi = preparedAvi;
preparedAvi = tmp;
FileName = PreparedFileName;
}
}
private void StartConsumerThread()
{
if (!IsWorking)
{
IsWorking = true;
Helpers.CreateDirectoryIfNotExist(OutputPath);
AVIWriter aviWriter = new AVIWriter(OutputPath, FPS, Size.Width, Size.Height, ShowOptions);
task = TaskEx.Run(() =>
{
try
{
position = 0;
while (!imageQueue.IsCompleted)
{
Image img = null;
try
{
img = imageQueue.Take();
if (img != null)
{
//img.Save("Test\\" + position + ".bmp", ImageFormat.Bmp);
aviWriter.AddFrame((Bitmap)img);
position++;
}
}
catch (InvalidOperationException)
{
}
finally
{
if (img != null)
{
img.Dispose();
}
}
}
}
finally
{
IsWorking = false;
if (aviWriter != null)
{
aviWriter.Dispose();
}
}
});
}
}
public AVICache(string outputPath, int fps, Size size, bool showOptions = false)
{
OutputPath = outputPath;
FPS = fps;
Size = size;
ShowOptions = showOptions;
Helpers.CreateDirectoryIfNotExist(OutputPath);
aviWriter = new AVIWriter(OutputPath, FPS, Size.Width, Size.Height, ShowOptions);
imageQueue = new BlockingCollection<Image>();
}
private void button2_Click(object sender, EventArgs e)
{
writer = new AVIWriter("DIB ");
writer.Open("video.avi", 160, 120);
Bitmap image = new Bitmap(160, 120);
videoSource = new VideoCaptureDevice(videoDevices[comboBox1.SelectedIndex].MonikerString);
videoSource.NewFrame += new NewFrameEventHandler(video_NewFrame);
#pragma warning disable CS0612
videoSource.DesiredFrameSize = new Size(160, 120);
#pragma warning restore CS0612
videoSource.Start();
}
public void startSave(string fid = "", int max_frames = 1000, int max_size_mb = 1000)
// buffer size is only required if compress is true
{
writeFileName = fileName;
if (fid.Length > 0)
{
writeFileName = fid;
}
frameCount = 0;
if (writeFileName.EndsWith(".avi"))
{
aviWriter = new AVIWriter("MRLE");
aviWriter.FrameRate = 30;
Console.WriteLine("Codec:" + aviWriter.Codec);
if (File.Exists(writeFileName))
{
File.Delete(writeFileName); // otherwise it will not run
}
aviWriter.Open(writeFileName, Convert.ToInt32(640), Convert.ToInt32(480));
// always crashes here anyway - something to do with Windows7 I think
// found some advice at http://code.google.com/p/aforge/issues/detail?id=312
/*
* Type Name Format Binary Version
* ICM Microsoft RLE MRLE msrle32.dll 6.1.7600.16490
* ICM Microsoft Video 1 MSVC msvidc32.dll 6.1.7600.16490
* ICM Microsoft YUV UYVY msyuv.dll 6.1.7600.16490
* ICM Intel IYUV codec IYUV iyuv_32.dll 6.1.7600.16490
* ICM Toshiba YUV Codec Y411 tsbyuv.dll 6.1.7600.16490
* ICM Cinepak Codec by Radius cvid iccvid.dll 1.10.0.13
* DMO Mpeg4s Decoder DMO mp4s, MP4S, m4s2, M4S2, MP4V, mp4v, XVID, xvid, DIVX, DX50 mp4sdecd.dll 6.1.7600.16385
* DMO WMV Screen decoder DMO MSS1, MSS2 wmvsdecd.dll 6.1.7600.16385
* DMO WMVideo Decoder DMO WMV1, WMV2, WMV3, WMVA, WVC1, WMVP, WVP2 wmvdecod.dll 6.1.7600.16385
* DMO Mpeg43 Decoder DMO mp43, MP43 mp43decd.dll 6.1.7600.16385
* DMO Mpeg4 Decoder DMO MPG4, mpg4, mp42, MP42 mpg4decd.dll 6.1.7600.16385
* */
}
else
{
toCompress = !writeFileName.EndsWith(".vid");
writePos = 0;
maxFrames = max_frames;
maxSizeMb = max_size_mb;
frameWriter = new BinaryWriter(File.Open(writeFileName, FileMode.Create));
if (toCompress)
{
writeFramePosList = new List <Int32>();
}
saveMode = true;
}
}
public void sendFrame(Bitmap frame, string Name)
{
if (alarmInterval > 0)
{
if (!audioPlayed && options.EnableAlertSound)
{
try
{
Log.debug(String.Format("Playing audio file {0} for camera {1}", options.AlertSoundFile, options.Name));
audioPlayed = true;
SoundPlayer simpleSound = new SoundPlayer(options.AlertSoundFile);
simpleSound.Play();
}
catch (Exception e)
{
Log.error(String.Format("Unable to play audio file for {0}. Error: {1}", options.Name, e.Message));
}
}
if (recording && options.EnableRecording && frameDropThreshold <= MAX_FRAME_DROP)
{
try
{
if (videoWriter == null)
{
DateTime now = DateTime.Now;
string file = String.Format("{0}-{1:D4}.{2:D2}.{3:D2}-{4:D2}.{5:D2}.{6:D2}.avi", options.Name, now.Year, now.Month, now.Day, now.Hour, now.Minute, now.Second);
string fullpath = Path.Combine(options.RecordFolder, file);
Log.debug(String.Format("Creating new Video Writer {0} with codec {1}",
fullpath, options.Codec));
videoWriter = new AVIWriter(options.Codec.Code);
videoWriter.Open(fullpath, frame.Width, frame.Height);
}
videoWriter.AddFrame(frame);
}
catch (Exception io)
{
frameDropThreshold++;
videoWriter = null;
Log.warn(String.Format("Error writing video frame for {0}. Record Folder: {1}. Message: {2}", options.Name, options.RecordFolder, io.Message));
if (frameDropThreshold == MAX_FRAME_DROP)
{
Log.error(String.Format("Maximum ({0}) frames failed for {1}. Dropping all frames until next motion alert", MAX_FRAME_DROP, options.Name));
}
}
}
}
}
private void btnRecord_Click(object sender, EventArgs e)
{
AVIWriter writer = new AVIWriter("wmv3");
writer.Open("test.avi", 320, 240);
Bitmap image = new Bitmap(320, 240);
for (int i = 0; i < 240; i++)
{
image.SetPixel(i, i, Color.Red);
writer.AddFrame(image);
}
writer.Close();
}
public SaveVideo(Stegonography steg)
{
stegonography = steg;
//Saving into new AVI
// create instance of video writer
//Uncommented till VideoFileWriter is compressing the data!
//writer = new VideoFileWriter();
//writer.Open("test.avi", stegonography.Width + 1, stegonography.Height + 1, stegonography.FPS, VideoCodec.MPEG4);
//Empty constructor is creating writer with DIB codec which means no compression
writer = new AVIWriter();
writer.FrameRate = steg.FPS;
writer.Open("test.avi", steg.Width + 1, steg.Height + 1);
}
private void button5_Click(object sender, EventArgs e)
{
if (toggleRec == false)
{
SaveFileDialog saveAVI = new SaveFileDialog();
saveAVI.Filter = "AVI Files (*.avi)|*.avi";
if (saveAVI.ShowDialog() == DialogResult.OK)
{
writer = new AVIWriter("XVID");
writer.Open(saveAVI.FileName, 480, 640);
toggleRec = true;
Label lblRec = new Label();
}
}
}
public AviWriter(String path, int width = 0, int height = 0)
{
if (width == 0 || height == 0)
{
path += ".stream";
videoStream = File.Create(path, 1392640);
}
else
{
path += ".avi";
videoWriter = new AVIWriter("ffds");
videoWriter.FrameRate = 12;
videoWriter.Open(path, width, height);
}
}
private void Form1_Load(object sender, EventArgs e)
{
contBtn.Enabled = false;
pauseBtn.Enabled = false;
statusTxt.Text = "";
aviWriter = new AVIWriter();
aviWriter.FrameRate = 1000 / timer1.Interval;
foreach (FilterInfo info in videoDevices)
{
listBox1.Items.Add(info.Name);
}
if (listBox1.Items.Count > 0)
{
listBox1.SelectedIndex = 0;
}
}
private void button1_Click(object sender, EventArgs e)
{
if (this.toggleButton.Text == "Start Rec.")
{
this.toggleButton.Text = "STOP Rec.";
this.toggleButton.BackColor = Color.Black;
toggleButton.ForeColor = Color.White;
saveVideo = new AVIWriter("wmv3");
saveVideo.FrameRate = 15;
saveVideo.Open("video.avi", 640, 480);
}
else
{
this.toggleButton.Text = "Start Rec.";
toggleButton.ForeColor = Color.Black;
toggleButton.BackColor = Color.White;
saveVideo.Close();
}
}
// On timer event - gather statistic
private void Timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
Camera camera = cameraWindow.Camera;
if (camera != null)
{
// get number of frames for the last second
statCount[statIndex] = camera.FramesReceived;
// increment indexes
if (++statIndex >= statLength)
{
statIndex = 0;
}
if (statReady < statLength)
{
statReady++;
}
float fps = 0;
// calculate average value
for (int i = 0; i < statReady; i++)
{
fps += statCount[i];
}
fps /= statReady;
statCount[statIndex] = 0;
fpsPanel.Text = fps.ToString("F2") + " fps";
}
// descrease save counter
if (intervalsToSave > 0)
{
if ((--intervalsToSave == 0) && (writer != null))
{
writer.Dispose( );
writer = null;
}
}
}
public Video(String input, String output, int length, String extension, int LSB, String password)
{
Length = length;
Extension = extension;
this.LSB = LSB;
Password = ToPasswordSeed(password);
SumPNSRFrame = 0;
SumPNSR = 0;
PNSR = 0;
reader = new AVIReader();
writer = new AVIWriter();
reader.Open(input);
writer.Open(output, reader.Width, reader.Height);
ResetWriteByte();
HideHeader();
}
static void Main(string[] args)
{
foreach (FilterInfo videoDevice in new FilterInfoCollection(FilterCategory.VideoInputDevice))
{
Console.WriteLine(videoDevice.Name);
}
FilterInfo codec = null;
foreach (FilterInfo videoDevice in new FilterInfoCollection(FilterCategory.VideoCompressorCategory))
{
codec = videoDevice;
Console.WriteLine(videoDevice.Name);
}
// instantiate AVI writer, use WMV3 codec
AVIWriter writer = new AVIWriter(codec.MonikerString);
// create new AVI file and open it
writer.Open("test.avi", 320, 240);
// create frame image
Bitmap image = new Bitmap(320, 240);
int j = 1;
for (int i = 0; i < 240; i++)
{
// update image
image.SetPixel(i, i, Color.Red);
// add the image as a new frame of video file
writer.AddFrame(image);
j = j == 1 ? -1 : 1;
}
//Bitmap bitmap = Image.FromFile("Files/grab.mjpeg");
//writer.AddFrame(bitmap);
writer.Close();
}
public AVICache(ScreencastOptions options)
{
Options = options;
Helpers.CreateDirectoryIfNotExist(Options.OutputPath);
aviWriter = new AVIWriter(options);
}
private void StartConsumerThread()
{
if (!IsWorking)
{
IsWorking = true;
Helpers.CreateDirectoryIfNotExist(OutputPath);
AVIWriter aviWriter = new AVIWriter(OutputPath, FPS, Size.Width, Size.Height, ShowOptions);
task = TaskEx.Run(() =>
{
try
{
position = 0;
while (!imageQueue.IsCompleted)
{
Image img = null;
try
{
img = imageQueue.Take();
if (img != null)
{
//img.Save("Test\\" + position + ".bmp", ImageFormat.Bmp);
aviWriter.AddFrame((Bitmap)img);
position++;
}
}
catch (InvalidOperationException)
{
}
finally
{
if (img != null) img.Dispose();
}
}
}
finally
{
IsWorking = false;
if (aviWriter != null)
{
aviWriter.Dispose();
}
}
});
}
}
public void Start(int framesPerSecond)
{
string filename;
if (recordingWindow != null) {
string windowTitle = Regex.Replace(recordingWindow.Text, @"[^\x20\d\w]", "");
if (string.IsNullOrEmpty(windowTitle)) {
windowTitle = "greenshot-recording";
}
filename = Path.Combine(conf.OutputFilePath, windowTitle + ".avi");
} else {
filename = Path.Combine(conf.OutputFilePath, "greenshot-recording.avi");
}
if (File.Exists(filename)) {
try {
File.Delete(filename);
} catch {}
}
LOG.InfoFormat("Capturing to {0}", filename);
if (recordingWindow != null) {
LOG.InfoFormat("Starting recording Window '{0}', {1}", recordingWindow.Text, recordingWindow.ClientRectangle);
recordingSize = recordingWindow.ClientRectangle.Size;
} else {
LOG.InfoFormat("Starting recording rectangle {0}", recordingRectangle);
recordingSize = recordingRectangle.Size;
}
if (recordingSize.Width % 8 > 0) {
LOG.InfoFormat("Correcting width to be factor 8, {0} => {1}", recordingSize.Width, recordingSize.Width + (8-(recordingSize.Width % 8)));
recordingSize = new Size(recordingSize.Width + (8-(recordingSize.Width % 8)), recordingSize.Height);
}
if (recordingSize.Height % 8 > 0) {
LOG.InfoFormat("Correcting Height to be factor 8, {0} => {1}", recordingSize.Height, recordingSize.Height + (8-(recordingSize.Height % 8)));
recordingSize = new Size(recordingSize.Width, recordingSize.Height + (8-(recordingSize.Height % 8)));
}
this.framesPerSecond = framesPerSecond;
// "P/Invoke" Solution for capturing the screen
hWndDesktop = User32.GetDesktopWindow();
// get te hDC of the target window
hDCDesktop = User32.GetWindowDC(hWndDesktop);
// Make sure the last error is set to 0
Win32.SetLastError(0);
// create a device context we can copy to
hDCDest = GDI32.CreateCompatibleDC(hDCDesktop);
// Check if the device context is there, if not throw an error with as much info as possible!
if (hDCDest == IntPtr.Zero) {
// Get Exception before the error is lost
Exception exceptionToThrow = CreateCaptureException("CreateCompatibleDC", recordingSize);
// Cleanup
User32.ReleaseDC(hWndDesktop, hDCDesktop);
// throw exception
throw exceptionToThrow;
}
// Create BitmapInfoHeader for CreateDIBSection
BitmapInfoHeader bitmapInfoHeader = new BitmapInfoHeader(recordingSize.Width, recordingSize.Height, 32);
// Make sure the last error is set to 0
Win32.SetLastError(0);
// create a bitmap we can copy it to, using GetDeviceCaps to get the width/height
hDIBSection = GDI32.CreateDIBSection(hDCDesktop, ref bitmapInfoHeader, BitmapInfoHeader.DIB_RGB_COLORS, out bits0, IntPtr.Zero, 0);
if (hDIBSection == IntPtr.Zero) {
// Get Exception before the error is lost
Exception exceptionToThrow = CreateCaptureException("CreateDIBSection", recordingSize);
exceptionToThrow.Data.Add("hdcDest", hDCDest.ToInt32());
exceptionToThrow.Data.Add("hdcSrc", hDCDesktop.ToInt32());
// clean up
GDI32.DeleteDC(hDCDest);
User32.ReleaseDC(hWndDesktop, hDCDesktop);
// Throw so people can report the problem
throw exceptionToThrow;
}
// Create a GDI Bitmap so we can use GDI and GDI+ operations on the same memory
GDIBitmap = new Bitmap(recordingSize.Width, recordingSize.Height, 32, PixelFormat.Format32bppArgb, bits0);
// select the bitmap object and store the old handle
hOldObject = GDI32.SelectObject(hDCDest, hDIBSection);
stop = false;
aviWriter = new AVIWriter();
// Comment the following 2 lines to make the user select it's own codec
//aviWriter.Codec = "msvc";
//aviWriter.Quality = 99;
aviWriter.FrameRate = framesPerSecond;
aviWriter.Open(filename, recordingSize.Width, recordingSize.Height);
// Start update check in the background
backgroundTask = new Thread (new ThreadStart(CaptureFrame));
backgroundTask.IsBackground = true;
backgroundTask.Start();
}
/// <summary>
/// Free resources
/// </summary>
private void Cleanup()
{
if (hOldObject != IntPtr.Zero && hDCDest != IntPtr.Zero) {
// restore selection (old handle)
GDI32.SelectObject(hDCDest, hOldObject);
GDI32.DeleteDC(hDCDest);
}
if (hDCDesktop != IntPtr.Zero) {
User32.ReleaseDC(hWndDesktop, hDCDesktop);
}
if (hDIBSection != IntPtr.Zero) {
// free up the Bitmap object
GDI32.DeleteObject(hDIBSection);
}
if (aviWriter != null) {
aviWriter.Dispose();
aviWriter = null;
}
}
