public Form1()
{
InitializeComponent();
MFFactoryClass m_objMFFactory = new MFFactoryClass();
m_objMFFactory.PropsSet("hpu_pipeline", "false");
}
void GetNoSignalFrame()
{
Uri uri1 = new Uri("800m800.jpeg", UriKind.Relative);
StreamResourceInfo sri = Application.GetResourceStream(uri1);
Bitmap bm = new Bitmap(sri.Stream);
IntPtr hBitmap = bm.GetHbitmap();
MFFactoryClass frameFactory = new MFFactoryClass();
frameFactory.MFFrameCreateFromHBITMAP(hBitmap.ToInt64(), out noSignalFrame, "");
noSignalFrame.MFResize(eMFCC.eMFCC_Default, 1920, 1080, -1, out noSignalFrame, "", "");
}
private void thread_DoWork(CancellationToken token)
{
while (!token.IsCancellationRequested)
{
StreamResourceInfo sri = Application.GetResourceStream(new Uri("/APP;component/Resources/noinputselected.png", UriKind.Relative));
Bitmap bm = new Bitmap(sri.Stream);
IntPtr hBitmap = bm.GetHbitmap();
MFFactoryClass frameFactory = new MFFactoryClass();
frameFactory.MFFrameCreateFromHBITMAP(hBitmap.ToInt64(), out noSignalFrame, "");
noSignalFrame.MFResize(eMFCC.eMFCC_Default, 1920, 1080, -1, out noSignalFrame, "", "");
}
}
private void ChnageGPUPipelineProperty_btn_Click(object sender, EventArgs e)
{
m_objFile.FilePlayStop(0);
Marshal.ReleaseComObject(m_objFile);
MFFactoryClass m_objMFFactory = new MFFactoryClass();
m_objMFFactory.PropsSet("gpu_pipeline", gpu_pipelineProperty);
ChnageGPUPipelineProperty_btn.BackColor = ChnageGPUPipelineProperty_btn.BackColor == Color.Red ? Color.Green : Color.Red;
gpu_pipelineProperty = gpu_pipelineProperty == "true" ? "false" : "true";
StartMFile();
}
private void Reproduce_btn_Click(object sender, EventArgs e)
{
try
{
m_objPlaylist.FilePlayStop(0);
Marshal.ReleaseComObject(m_objPlaylist);
}
catch
{ }
m_objMFFactory = new MFFactoryClass();
m_objMFFactory.PropsSet("gpu_pipeline", "true");
OpenFile_btn_Click(null, null);
}
void TurnOnGPU_Pipeline()
{
if (!gpu_p)
{
m_objMFFactory = new MFFactoryClass();
m_objMFFactory.PropsSet("gpu_pipeline", "true");
gpu_p = true;
GpuPipilineOn_btn.Text = "GPU PIPELINE = ON";
GpuPipilineOn_btn.BackColor = Color.Green;
Reset_btn.Enabled = true;
PredifinedMatrix_txb.Enabled = true;
ColorLevel_cmb.Enabled = true;
Red_trb.Enabled = true;
Green_trb.Enabled = true;
Blue_trb.Enabled = true;
Constant_trb.Enabled = true;
RedChannel_txb.Enabled = true;
GreenChannel_txb.Enabled = true;
BlueChannel_txb.Enabled = true;
ConstantChannel_txb.Enabled = true;
//When we turn on the gpu_pipeline we need to recreate objects.
//To continue playback from same position we take current and save it
m_objMFile.FilePosGet(out double position);
m_objMFile.FilePlayStop(0);
Marshal.ReleaseComObject(m_objMFile);
m_objMFile = new MFileClass();
m_objMFile.PreviewWindowSet("", panelPreview.Handle.ToInt32());
m_objMFile.PreviewEnable("", 1, 1);
if (filePath.Length > 1)
{
m_objMFile.FileNameSet(filePath, "loop=true");
m_objMFile.FilePosSet(position, 0);
m_objMFile.FilePlayStart();
}
PredifinedMatrix_txb.SelectedIndex = 0;
}
}
private void thread_DoWork(CancellationToken token)
{
MFFactoryClass _factory = new MFFactoryClass();
while (!token.IsCancellationRequested)
{
if (decode)
{
MFFrame frame = null;
string path = String.Format(@"\\MLDiskStation\MLFiles\Trash\Roman\NetTestFiles\LG_jazz\LG_jazz\LG_jazz{0:d7}.jpg", index);
Debug.WriteLine("Picture:" + index.ToString());
index = ++index == 291 ? 0 : index; //291 is count of pictures in image sequences
{
Bitmap bmp = (Bitmap)System.Drawing.Image.FromFile(path);
Rectangle rect = new Rectangle(0, 0, bmp.Width, bmp.Height);
System.Drawing.Imaging.BitmapData bmpData = bmp.LockBits(rect, System.Drawing.Imaging.ImageLockMode.ReadOnly, PixelFormat.Format32bppPArgb);
M_AV_PROPS avProps = new M_AV_PROPS();
avProps.vidProps.eVideoFormat = eMVideoFormat.eMVF_HD1080_30p;
avProps.vidProps.fccType = eMFCC.eMFCC_RGB32;
avProps.vidProps.nWidth = bmp.Width;
avProps.vidProps.nHeight = -1 * bmp.Height; // Negative height for top-bottom RGB images (if positive->bottom-top)
avProps.vidProps.nRowBytes = bmpData.Stride; // distance between lines
_factory.MFFrameCreateFromMem(ref avProps, bmpData.Scan0.ToInt64(), 0, 0, out frame, "");
bmp.UnlockBits(bmpData);
bmp.Dispose();
}
M_AV_PROPS props;
int samples;
frame.MFAVPropsGet(out props, out samples);
props.vidProps.eVideoFormat = eMVideoFormat.eMVF_HD1080_30p;
props.vidProps.dblRate = 30.0;
props.vidProps.nAspectX = 16;
props.vidProps.nAspectY = 9;
MFFrame frameConvert;
int nRest = 0;
frame.MFConvert(ref props, out frameConvert, out nRest, "", "");
m_objPreview.ReceiverFramePut(frameConvert, 0, "");
m_objWriter.ReceiverFramePut(frameConvert, -1, "");
if (stopWr)
{
m_objWriter.WriterClose(0);
}
Marshal.ReleaseComObject(frameConvert);
Marshal.ReleaseComObject(frame);
GC.Collect();
}
}
}
