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; }