private void makeVideo(string bmpDir, string distFile)
{
double Rate = 10;
Avi.AVICOMPRESSOPTIONS aviformat = new Avi.AVICOMPRESSOPTIONS();
aviformat.cbFormat = 0;
aviformat.cbParms = 4;
aviformat.dwFlags = 8;
aviformat.dwQuality = 7500;
aviformat.fccHandler = 1668707181;
AviManager aviManager = new AviManager(distFile, false);
Bitmap bitmap0 = (Bitmap)Image.FromFile(@bmpDir + "0.bmp");
VideoStream aviStream = aviManager.AddVideoStream(aviformat, Rate, bitmap0);
string[] bmpFiles = Directory.GetFiles(bmpDir, "*.bmp");
for (Int32 i = 1; i < bmpFiles.Length; i++)
{
Bitmap bitmap = (Bitmap)Bitmap.FromFile(bmpFiles[i]);
aviStream.AddFrame(bitmap);
bitmap.Dispose();
System.Threading.Thread.Sleep(5);
}
aviManager.Close();
}
public void CaptureVideo()
{
b = new Bitmap(ScreenWidth, ScreenHeight);
g = Graphics.FromImage(b);
g.CopyFromScreen(Point.Empty, Point.Empty, Screen.PrimaryScreen.Bounds.Size);
//auto set options for video recording
//(description for each option availible at http://msdn.microsoft.com/en-us/library/windows/desktop/dd756832(v=vs.85).aspx)
Avi.AVICOMPRESSOPTIONS aviOptions = new Avi.AVICOMPRESSOPTIONS();
aviOptions.fccType = (uint)Avi.streamtypeVIDEO;
//codec to use MSVC = Microsoft Video 1
aviOptions.fccHandler = (uint)Avi.mmioStringToFOURCC("MSVC", 0);
//quality option go from 0-10000
aviOptions.dwQuality = 5000;
//change aviOptions to "true" to enable the popup window asking for codec options eg. aviStream = aviManager.AddVideoStream(true, 4, b);
aviStream = aviManager.AddVideoStream(aviOptions, 4, b);
Bitmap tempBmp;
while (!pause)
{
tempBmp = new Bitmap(ScreenWidth, ScreenHeight);
g = Graphics.FromImage(tempBmp);
g.CopyFromScreen(Point.Empty, Point.Empty, Screen.PrimaryScreen.Bounds.Size);
g.FillEllipse(fillBrush, currentPoint.X, currentPoint.Y, 10, 10);
g.FillRectangle(new SolidBrush(Color.Black), ScreenWidth - 100, ScreenHeight - 30, 100, 30);
g.DrawString(elapsedTime, new Font("Arial", 12), new SolidBrush(Color.White), new PointF(ScreenWidth - 95, ScreenHeight - 25));
if (tempBmp != null)
{
try
{
aviStream.AddFrame(tempBmp);
}
catch
{
Bitmap bmp2 = tempBmp;
tempBmp.Dispose();
tempBmp = new Bitmap((Image)bmp2);
aviStream.AddFrame(tempBmp);
}
}
tempBmp.Dispose();
Thread.Sleep(50);
}
aviManager.Close();
}
private Avi.AVICOMPRESSOPTIONS createCompressedOptions()
{
Avi.AVICOMPRESSOPTIONS opts = new Avi.AVICOMPRESSOPTIONS();
opts.fccType = (UInt32)Avi.mmioStringToFOURCC("vids", 0);
opts.fccHandler = (UInt32)Avi.mmioStringToFOURCC("CVID", 0);
opts.dwKeyFrameEvery = 0;
opts.dwQuality = 0; // 0 .. 10000
opts.dwFlags = Avi.AVICOMPRESSF_DATARATE; // AVICOMRPESSF_KEYFRAMES = 4
opts.dwBytesPerSecond = 0;
opts.lpFormat = new IntPtr(0);
opts.cbFormat = 0;
opts.lpParms = new IntPtr(0);
opts.cbParms = 0;
opts.dwInterleaveEvery = 0;
return(opts);
}
/// <summary>Create a compressed stream from an uncompressed stream</summary>
private void CreateCompressedStream(Avi.AVICOMPRESSOPTIONS options) {
int result = Avi.AVIMakeCompressedStream(out compressedStream, aviStream, ref options, 0);
if (result != 0) {
throw new Exception("Exception in AVIMakeCompressedStream: " + result);
}
compressOptions = options;
SetFormat(compressedStream);
}
/// <summary>Create a compressed stream from an uncompressed stream</summary>
private void CreateCompressedStream() {
//display the compression options dialog...
Avi.AVICOMPRESSOPTIONS_CLASS options = new Avi.AVICOMPRESSOPTIONS_CLASS {
fccType = (uint)Avi.streamtypeVIDEO,
lpParms = IntPtr.Zero,
lpFormat = IntPtr.Zero
};
Avi.AVISaveOptions(IntPtr.Zero, Avi.ICMF_CHOOSE_KEYFRAME | Avi.ICMF_CHOOSE_DATARATE, 1, ref aviStream, ref options);
Avi.AVISaveOptionsFree(1, ref options);
//..or set static options
/*Avi.AVICOMPRESSOPTIONS opts = new Avi.AVICOMPRESSOPTIONS();
opts.fccType = (UInt32)Avi.mmioStringToFOURCC("vids", 0);
opts.fccHandler = (UInt32)Avi.mmioStringToFOURCC("CVID", 0);
opts.dwKeyFrameEvery = 0;
opts.dwQuality = 0; // 0 .. 10000
opts.dwFlags = 0; // AVICOMRPESSF_KEYFRAMES = 4
opts.dwBytesPerSecond= 0;
opts.lpFormat = new IntPtr(0);
opts.cbFormat = 0;
opts.lpParms = new IntPtr(0);
opts.cbParms = 0;
opts.dwInterleaveEvery = 0;*/
//get the compressed stream
compressOptions = options.ToStruct();
int result = Avi.AVIMakeCompressedStream(out compressedStream, aviStream, ref compressOptions, 0);
if (result != 0) {
throw new Exception("Exception in AVIMakeCompressedStream: " + result);
}
SetFormat(compressedStream);
}
/// <summary>Copy all properties from one VideoStream to another one</summary>
/// <remarks>Used by EditableVideoStream</remarks>
/// <param name="frameSize"></param><param name="frameRate"></param>
/// <param name="width"></param><param name="height"></param>
/// <param name="countBitsPerPixel"></param>
/// <param name="countFrames"></param><param name="compressOptions"></param>
internal VideoStream(int frameSize, double frameRate, int width, int height, Int16 countBitsPerPixel, int countFrames, Avi.AVICOMPRESSOPTIONS compressOptions, bool writeCompressed) {
FrameSize = frameSize;
FrameRate = frameRate;
Width = width;
Height = height;
CountBitsPerPixel = countBitsPerPixel;
CountFrames = countFrames;
this.compressOptions = compressOptions;
this.writeCompressed = writeCompressed;
FirstFrame = 0;
}
