// 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;
}
public void DisposeAll()
{
CloseAll();
currentAvi.Dispose();
preparedAvi.Dispose();
everythingIsGood = false;
disposeTimer.Interval = 1000;
disposeTimer.Elapsed += new ElapsedEventHandler(disposeTimer_Elapsed);
disposeTimer.Enabled = true;
while (true)
{
lock (this)
{
if (everythingIsGood)
{
break;
}
}
Thread.Sleep(100);
}
disposeTimer.Enabled = false;
}
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();
}
}
public void Dispose()
{
if (writer_ != null)
{
writer_.Close();
writer_.Dispose();
writer_ = null;
}
}
//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
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 Dispose()
{
if (videoStream != null)
{
videoStream.Close();
videoStream.Dispose();
}
else
{
videoWriter.Close();
videoWriter.Dispose();
}
}
/// <summary>
/// 开启摄像头前，先关闭资源
/// </summary>
void CloseFile()
{
Camera camera = MainWindow.CameraWindow.Camera;
if (camera != null)
{
MainWindow.CameraWindow.Camera = null;
camera.SignalToStop();
camera.WaitForStop();
camera = null;
if (detector != null)
{
detector.Reset();
}
}
if (writer != null)
{
writer.Dispose();
writer = null;
}
}
private void CloseFile()
{
Camera camera = _CameraWindow.Camera;
if (camera != null)
{
_CameraWindow.Camera = null; // detach camera from camera window
camera.Stop();
camera = null;
if (_MotionDetector != null)
{
_MotionDetector.Reset();
}
}
if (writer != null)
{
writer.Dispose();
writer = null;
}
intervalsToSave = 0;
}
// On new frame
private void Camera_NewFrame(object sender, System.EventArgs e)
{
if ((intervalsToSave != 0) && (saveOnMotion == true))
{
// lets save the frame
if (writer == null)
{
// create file name
DateTime date = DateTime.Now;
String fileName = String.Format("{0}-{1}-{2} {3}-{4}-{5}.avi",
date.Year, date.Month, date.Day, date.Hour, date.Minute, date.Second);
try
{
// create AVI writer
writer = new AVIWriter("wmv3");
// open AVI file
writer.Open(fileName, cameraWindow.Camera.Width, cameraWindow.Camera.Height);
}
catch (ApplicationException)
{
if (writer != null)
{
writer.Dispose( );
writer = null;
}
}
}
// save the frame
Camera camera = cameraWindow.Camera;
camera.Lock( );
writer.AddFrame(camera.LastFrame);
camera.Unlock( );
}
}
//关闭录制
public void RecordClose()
{
Thread.Sleep(500); // 防止在关闭时，aviWriter.AddFrame(lastFrame);报错
aviWriter.Close();
aviWriter.Dispose();
}
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 bool Start(int framesPerSecond)
{
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.WindowRectangle);
recordingSize = recordingWindow.WindowRectangle.Size;
} else {
LOG.InfoFormat("Starting recording rectangle {0}", recordingRectangle);
recordingSize = recordingRectangle.Size;
}
if (recordingSize.Width % ALIGNMENT > 0) {
LOG.InfoFormat("Correcting width to be factor alignment, {0} => {1}", recordingSize.Width, recordingSize.Width + (ALIGNMENT - (recordingSize.Width % ALIGNMENT)));
recordingSize = new Size(recordingSize.Width + (ALIGNMENT - (recordingSize.Width % ALIGNMENT)), recordingSize.Height);
}
if (recordingSize.Height % ALIGNMENT > 0) {
LOG.InfoFormat("Correcting Height to be factor alignment, {0} => {1}", recordingSize.Height, recordingSize.Height + (ALIGNMENT - (recordingSize.Height % ALIGNMENT)));
recordingSize = new Size(recordingSize.Width, recordingSize.Height + (ALIGNMENT - (recordingSize.Height % ALIGNMENT)));
}
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;
if (aviWriter.Open(filename, recordingSize.Width, recordingSize.Height)) {
// Start update check in the background
backgroundTask = new Thread (new ThreadStart(CaptureFrame));
backgroundTask.IsBackground = true;
backgroundTask.Name = "Capture video";
backgroundTask.Start();
return true;
} else {
// Cancel
aviWriter.Dispose();
aviWriter = null;
}
return false;
}
public static void OverAvi()
{
avi.Close();
avi.Dispose();
avi = null;
}
