/* Handles the event related to an image having been taken and waiting for processing. */
private void OnImageReadyEventCallback()
{
/* Acquire the image from the image provider. Only show the latest image. The camera may acquire images faster than images can be displayed*/
ImageProvider.Image image = m_imageProvider.GetLatestImage();
/* Check if the image has been removed in the meantime. */
if (image != null)
{
/* Check if the image is compatible with the currently used bitmap. */
if (BitmapFactory.IsCompatible(m_bitmap, image.Width, image.Height, image.Color))
{
/* Update the bitmap with the image data. */
BitmapFactory.UpdateBitmap(m_bitmap, image.Buffer, image.Width, image.Height, image.Color);
Finish = true;
}
else /* A new bitmap is required. */
{
BitmapFactory.CreateBitmap(out m_bitmap, image.Width, image.Height, image.Color);
BitmapFactory.UpdateBitmap(m_bitmap, image.Buffer, image.Width, image.Height, image.Color);
Finish = true;
}
/* The processing of the image is done. Release the image buffer. */
m_imageProvider.ReleaseImage();
/* The buffer can be used for the next image grabs. */
}
}
/* Handles the event related to an image having been taken and waiting for processing. */
private void OnImageReadyEventCallback()
{
try
{
lock (sny_Obj)
{
//bGrabDone = false;
System.Threading.Thread.Sleep(3);
/* Acquire the image from the image provider. Only show the latest image. The camera may acquire images faster than images can be displayed*/
ImageProvider.Image image = m_imageProvider.GetLatestImage();
/* Check if the image has been removed in the meantime. */
if (image != null)
{
mhalcon_image2.GenEmptyObj();
mhalcon_image1.GenEmptyObj();
if (IsCompatible(m_bitmap, image.Width, image.Height, image.Color))
{
mhalcon_image2 = UpdateBitmap(m_bitmap, image.Buffer, image.Width, image.Height, image.Color);
mhalcon_image1 = UpdateBitmap(m_bitmap, image.Buffer, image.Width, image.Height, image.Color);
// mCGigecamera.GenertateGrayBitmap(mhalcon_image, out mm_bitmap);
/* To show the new image, request the display control to update itself. */
//pictureBox1.Refresh();
}
else
{
CreateBitmap(out m_bitmap, image.Width, image.Height, image.Color);
mhalcon_image2 = UpdateBitmap(m_bitmap, image.Buffer, image.Width, image.Height, image.Color);
mhalcon_image1 = UpdateBitmap(m_bitmap, image.Buffer, image.Width, image.Height, image.Color);
}
ImgHeight = image.Height;
ImgWidth = image.Width;
/* The processing of the image is done. Release the image buffer. */
m_imageProvider.ReleaseImage();
//BitmapData bmpData = m_bitmap.LockBits(new Rectangle(0, 0, bitmap.Width, bitmap.Height), ImageLockMode.ReadWrite, bitmap.PixelFormat);
/* Get the pointer to the bitmap's buffer. */
//IntPtr ptrBmp = bmpData.Scan0;
OnImageReadyEvent();
}
while (!bGrabDone)
{
Thread.Sleep(5);
}
Thread.Sleep(10);
}
}
catch (Exception)
{
//ShowException(e, m_imageProvider.GetLastErrorMessage());
}
}
/* Handles the event related to an image having been taken and waiting for processing. */
private void OnImageReadyEventCallback()
{
if (InvokeRequired)
{
/* If called from a different thread, we must use the Invoke method to marshal the call to the proper thread. */
BeginInvoke(new ImageProvider.ImageReadyEventHandler(OnImageReadyEventCallback));
return;
}
try
{
/* Acquire the image from the image provider. Only show the latest image. The camera may acquire images faster than images can be displayed*/
ImageProvider.Image image = m_imageProvider.GetLatestImage();
/* Check if the image has been removed in the meantime. */
if (image != null)
{
/* Check if the image is compatible with the currently used bitmap. */
if (BitmapFactory.IsCompatible(m_bitmap, image.Width, image.Height, image.Color))
{
/* Update the bitmap with the image data. */
BitmapFactory.UpdateBitmap(m_bitmap, image.Buffer, image.Width, image.Height, image.Color);
/* To show the new image, request the display control to update itself. */
pictureBox.Refresh();
}
else /* A new bitmap is required. */
{
BitmapFactory.CreateBitmap(out m_bitmap, image.Width, image.Height, image.Color);
BitmapFactory.UpdateBitmap(m_bitmap, image.Buffer, image.Width, image.Height, image.Color);
/* We have to dispose the bitmap after assigning the new one to the display control. */
Bitmap bitmap = pictureBox.Image as Bitmap;
/* Provide the display control with the new bitmap. This action automatically updates the display. */
pictureBox.Image = m_bitmap;
if (bitmap != null)
{
/* Dispose the bitmap. */
bitmap.Dispose();
}
}
/* The processing of the image is done. Release the image buffer. */
m_imageProvider.ReleaseImage();
/* The buffer can be used for the next image grabs. */
}
}
catch (Exception e)
{
ShowException(e, m_imageProvider.GetLastErrorMessage());
}
}
/// <summary>
/// 影像擷取完成通知
/// </summary>
private void OnImageReadyEventCallback()
{
try
{
/* Acquire the image from the image provider. Only show the latest image. The camera may acquire images faster than images can be displayed*/
ImageProvider.Image image = m_imageProvider.GetLatestImage();
/* Check if the image has been removed in the meantime. */
if (image != null)
{
//利用 GC Handle , 釘住記憶體不讓釋放，取得該記憶體位址
GCHandle pinnedArray = GCHandle.Alloc(image.Buffer, GCHandleType.Pinned);
IntPtr pointer = pinnedArray.AddrOfPinnedObject();
try
{
//'byte', 'complex', 'cyclic', 'direction', 'int1', 'int2', 'int4', 'int8', 'real', 'uint2'
var imgType = "byte";
HImage img = new HImage(imgType, image.Width, image.Height, pointer);
if (GrabImageChanged != null)
{
GrabImageChanged(m_imageProvider
, new System.ComponentModel.ProgressChangedEventArgs(1, img));
}
}
catch (Exception ex)
{
errorNotify(ex);
}
finally
{
//用完要釋放，否則該記憶體不會被回收
pinnedArray.Free();
}
/* The processing of the image is done. Release the image buffer. */
m_imageProvider.ReleaseImage();
/* The buffer can be used for the next image grabs. */
}
}
catch (Exception e)
{
OnGrabErrorEventCallback(e, m_imageProvider.GetLastErrorMessage());
}
}
private void imageProvider_ImageReadyEvent()
{
// Consume the Pylon queue (no copy).
ImageProvider.Image pylonImage = imageProvider.GetLatestImage();
if (pylonImage == null)
{
return;
}
ComputeDataRate(pylonImage.Buffer.Length);
if (FrameProduced != null)
{
FrameProduced(this, new FrameProducedEventArgs(pylonImage.Buffer, pylonImage.Buffer.Length));
}
imageProvider.ReleaseImage();
}
private void imageProvider_ImageReadyEvent()
{
ImageProvider.Image pylonImage = imageProvider.GetLatestImage();
if (pylonImage == null)
{
waitHandle.Set();
return;
}
image = null;
BitmapFactory.CreateBitmap(out image, pylonImage.Width, pylonImage.Height, pylonImage.Color);
BitmapFactory.UpdateBitmap(image, pylonImage.Buffer, pylonImage.Width, pylonImage.Height, pylonImage.Color);
imageProvider.ReleaseImage();
if (image != null)
{
int bufferSize = ImageFormatHelper.ComputeBufferSize(image.Width, image.Height, Kinovea.Services.ImageFormat.RGB24);
imageDescriptor = new ImageDescriptor(Kinovea.Services.ImageFormat.RGB24, image.Width, image.Height, true, bufferSize);
}
waitHandle.Set();
}
private void imageProvider_ImageReadyEvent()
{
// Consume the Pylon queue (no copy).
ImageProvider.Image pylonImage = imageProvider.GetLatestImage();
if (pylonImage == null)
{
return;
}
if (finishline.Enabled)
{
bool flush = finishline.Consolidate(pylonImage.Buffer);
imageProvider.ReleaseImage();
if (flush)
{
ComputeDataRate(finishline.BufferOutput.Length);
if (FrameProduced != null)
{
FrameProduced(this, new FrameProducedEventArgs(finishline.BufferOutput, finishline.BufferOutput.Length));
}
}
}
else
{
ComputeDataRate(pylonImage.Buffer.Length);
if (FrameProduced != null)
{
FrameProduced(this, new FrameProducedEventArgs(pylonImage.Buffer, pylonImage.Buffer.Length));
}
imageProvider.ReleaseImage();
}
}
/// <summary>
/// Handles buffer updating from Managed Camera.
/// </summary>
public void HandleBufferUpdate(ImageProvider imageProvider)
{
image = imageProvider.GetLatestImage();
var ImageObject = _buffer [_bufferIndex];
if (image != null)
{
if (BitmapFactory.IsCompatible(ImageObject, image.Width, image.Height, image.Color))
{
BitmapFactory.UpdateBitmap(ImageObject, image.Buffer, image.Width, image.Height, image.Color);
}
else
{
BitmapFactory.CreateBitmap(out Bitmap b, image.Width, image.Height, image.Color);
BitmapFactory.UpdateBitmap(b, image.Buffer, image.Width, image.Height, image.Color);
_buffer [_bufferIndex] = b;
/*BitmapFactory.CreateBitmap (out Bitmap bitmap, image.Width, image.Height, image.Color);
* BitmapFactory.UpdateBitmap (bitmap, image.Buffer, image.Width, image.Height, image.Color);
*/
//pictureBox.InvokeSet (bitmap);
}
_bufferIndex++;
if (_bufferIndex >= _buffer.Length)
{
_bufferIndex = 0;
}
imageProvider.ReleaseImage();
// First check for preview saving, then call the function because:
// Function increases the FPS Counter for next calls.
if (!onPreviewSaving)
{
if (master.ShouldDrawOnBufferUpdate())
{
var pictureIndex = _bufferIndex - 1;
if (pictureIndex < 0)
{
pictureIndex = _buffer.Length - 1;
}
DrawPreviewImage(_buffer [pictureIndex]);
}
}
/*if (FpsLimit > 1 && !project.Started && !onPreviewSaving) {
*
* fpsCounter++;
*
* if (fpsCounter >= FpsLimit) {
*
* OnPreviewImageReadyHandler ();
*
* fpsCounter = 0;
*
* }
* }
* else if (FpsLimit > 0 && !project.Started && !onPreviewSaving) {
*
* OnPreviewImageReadyHandler ();
*
* }*/
}
}
