private IntPtr GetHBitmapCore(double position)
{
MFrame mFrame = null;
_mfileObj.FileFrameGet(position, 0.0, out mFrame);
M_AV_PROPS m_AV_PROPS = default(M_AV_PROPS);
mFrame.FrameAVPropsGet(out m_AV_PROPS);
m_AV_PROPS.vidProps.nWidth = m_AV_PROPS.vidProps.nWidth / 5;
m_AV_PROPS.vidProps.nHeight = m_AV_PROPS.vidProps.nHeight / 5;
m_AV_PROPS.vidProps.nRowBytes = m_AV_PROPS.vidProps.nRowBytes / 5;
MFrame mFrame2 = null;
mFrame.FrameConvert(ref m_AV_PROPS.vidProps, out mFrame2, string.Empty);
long value = 0L;
mFrame2.FrameVideoGetHbitmap(out value);
Marshal.ReleaseComObject(mFrame);
Marshal.ReleaseComObject(mFrame2);
mFrame2 = null;
mFrame = null;
return(new System.IntPtr(value));
}
private IntPtr GetHBitmapInternal(string filePath, double position)
{
IntPtr hBitmap = IntPtr.Zero;
if (_mfileObj != null)
{
try
{
_mfileObj.FileNameSet(filePath, string.Empty);
_mfileObj.ObjectStart(null);
try
{
MFrame mFrame = null;
_mfileObj.FileFrameGet(position, 0.0, out mFrame);
long value = 0L;
mFrame.FrameVideoGetHbitmap(out value);
Marshal.ReleaseComObject(mFrame);
mFrame = null;
hBitmap = new System.IntPtr(value);
}
finally
{
_mfileObj.ObjectClose();
}
}
catch
{
hBitmap = IntPtr.Zero;
}
}
return(hBitmap);
}
private void M_objMFile4_OnFrameSafe(string bsChannelID, object pMFrame)
{
if (count3 % interval == 0)
{
MFrame frame = pMFrame as MFrame;
m_objPreview3.ReceiverPutFrame("", pMFrame as MFrame);
}
Marshal.ReleaseComObject(pMFrame);
count3++;
}
private IntPtr GetHBitmapCore2(double position)
{
MFrame mFrame = null;
_mfileObj.FileFrameGet(position, 0.0, out mFrame);
long value = 0L;
mFrame.FrameVideoGetHbitmap(out value);
Marshal.ReleaseComObject(mFrame);
mFrame = null;
return(new System.IntPtr(value));
}
public void setHolder(MTimeLineHoder mTimeLineHoderT)
{
currentTimeLineHoder = mTimeLineHoderT;
currentTimeLine = null;
focusFrame = null;
if (currentTimeLineHoder != null && timePosition >= currentTimeLineHoder.getMaxFrameLen())
{
timePosition = currentTimeLineHoder.getMaxFrameLen() - 1;
}
if (timePosition<0)
{
timePosition = 0;
}
clearFrameFocus();
form_MA.form_MFrameEdit.releaseFocusClips();
}
private IntPtr GetMediaFileInfoInternal(string filePath, out double dblDuration)
{
IntPtr hBitmap = IntPtr.Zero;
dblDuration = 0;
if (_mfileObj != null)
{
try
{
_mfileObj.FileNameSet(filePath, string.Empty);
_mfileObj.ObjectStart(null);
double dblIn, dblOut;
try
{
_mfileObj.FileInOutGet(out dblIn, out dblOut, out dblDuration);
if (dblDuration > 0)
{
MFrame mFrame = null;
_mfileObj.FileFrameGet(dblDuration / 2.0, 0.0, out mFrame);
long value = 0L;
mFrame.FrameVideoGetHbitmap(out value);
Marshal.ReleaseComObject(mFrame);
mFrame = null;
hBitmap = new System.IntPtr(value);
}
}
finally
{
_mfileObj.ObjectClose();
}
}
catch
{
hBitmap = IntPtr.Zero;
}
}
return(hBitmap);
}
public bool setFocusFrame(int focusRow, int focusColumn)
{
focusX1 = focusX2 = focusColumn;
focusY1 = focusY2 = focusRow;
focusState = 1;
bool tineLineChanged = false;
if (currentTimeLineHoder != null)
{
//激活对应的行
if (currentTimeLine == null || (currentTimeLine.GetID() != focusRow && focusRow < currentTimeLineHoder.Count()))
{
setCurrentTimeLine(focusRow);
tineLineChanged = true;
}
//获得当前点击帧的帧类型
if (currentTimeLine != null)
{
focusFrame = currentTimeLine.getFrameByX(focusColumn);
focusFrameType = currentTimeLine.getFrameTypeByX(focusColumn);
}
}
return tineLineChanged;
}
//清除剪贴板，避免在撤销时造成错误
public void ClearClipboard()
{
bakCopyedKeyFrame = null;
}
//复制剪贴板
public void CopyClipboard()
{
if (currentTimeLineHoder == null || currentTimeLine == null || focusFrame==null)
{
return;
}
bool selectOneFrame = (focusX1 == focusX2 && focusY1 == focusY2 && focusX1 >= 0 && focusY1 >= 0);
if (!selectOneFrame)
{
return;
}
bakCopyedKeyFrame = focusFrame.Clone();
}
