Exemplo n.º 1
0
RawImage CaptureFlycap::getFrame() {
  mutex.lock();
  Error error;
  Image image;
  RawImage result;
  result.setColorFormat(capture_format);
  result.setWidth(0);
  result.setHeight(0);
  result.setTime(0.0);
  result.setData(0);
  error = camera->RetrieveBuffer(&image);
  if (error != PGRERROR_OK) {
    error.PrintErrorTrace();
    mutex.unlock();
    return result;
  }

  stored_image = new Image;
  stored_image->DeepCopy(&image);

  result.setData(stored_image->GetData());
  struct timeval tv;
  gettimeofday(&tv,NULL);
  result.setTime((double)tv.tv_sec + tv.tv_usec*(1.0E-6));
  result.setHeight(stored_image->GetRows());
  result.setWidth(stored_image->GetCols());
  result.setColorFormat(pixelFormatToColorFormat(stored_image->GetPixelFormat()));

  mutex.unlock();
  return result;
}
Exemplo n.º 2
0
RawImage CaptureFromFile::getFrame()
{
#ifndef VDATA_NO_QT
   mutex.lock();
#endif

  RawImage result;
  result.setColorFormat(COLOR_RGB8); 
  result.setTime(0.0);
  rgba* rgba_img = 0;
  int width;
  int height;
  if(images.size())
  {
    rgba_img = images[currentImageIndex];
    width = widths[currentImageIndex];
    height = heights[currentImageIndex];
    currentImageIndex = (currentImageIndex + 1) % images.size();
  }
  if (rgba_img == 0)
  {
    fprintf (stderr, "CaptureFromFile Error, no images available");
    is_capturing=false;
    result.setData(0);
    result.setWidth(640);
    result.setHeight(480);
    frame = 0;
  }
  else
  {
    frame = new unsigned char[width*height*3];
    unsigned char* p = &frame[0];
    for (int i=0; i < width * height; i++)
    {
      *p = rgba_img[i].r;
      p++;
      *p = rgba_img[i].g;
      p++;
      *p = rgba_img[i].b;
      p++;
    }
    result.setWidth(width);
    result.setHeight(height);
    result.setData(frame);
    tval tv;    
    gettimeofday(&tv,0);
    result.setTime((double)tv.tv_sec + tv.tv_usec*(1.0E-6));
  }
#ifndef VDATA_NO_QT
  mutex.unlock();
#endif 
  return result;
}
Exemplo n.º 3
0
bool CaptureFromFile::copyAndConvertFrame(const RawImage & src, RawImage & target)
{
#ifndef VDATA_NO_QT
  mutex.lock();
#endif
  ColorFormat output_fmt = Colors::stringToColorFormat(v_colorout->getSelection().c_str());
  ColorFormat src_fmt=src.getColorFormat();
    
  if (target.getData()==0)
    target.allocate(output_fmt, src.getWidth(), src.getHeight());
  else
    target.ensure_allocation(output_fmt, src.getWidth(), src.getHeight());
     
  target.setTime(src.getTime());
     
  if (output_fmt == src_fmt)
  {
    if (src.getData() != 0)
      memcpy(target.getData(),src.getData(),src.getNumBytes());
  }
  else if (src_fmt == COLOR_RGB8 && output_fmt == COLOR_YUV422_UYVY)
  {
    if (src.getData() != 0)
      dc1394_convert_to_YUV422(src.getData(), target.getData(), src.getWidth(), src.getHeight(), 
                               DC1394_BYTE_ORDER_UYVY, DC1394_COLOR_CODING_RGB8, 8);
  }
  else if (src_fmt == COLOR_YUV422_UYVY && output_fmt == COLOR_RGB8)
  {
    if (src.getData() != 0)
      dc1394_convert_to_RGB8(src.getData(),target.getData(), src.getWidth(), src.getHeight(), 
                             DC1394_BYTE_ORDER_UYVY, DC1394_COLOR_CODING_YUV422, 8);
  } 
  else 
  {
    fprintf(stderr,"Cannot copy and convert frame...unknown conversion selected from: %s to %s\n",
            Colors::colorFormatToString(src_fmt).c_str(),
            Colors::colorFormatToString(output_fmt).c_str());
#ifndef VDATA_NO_QT
    mutex.unlock();
#endif
    return false;
  } 
#ifndef VDATA_NO_QT
  mutex.unlock();
#endif
  return true;
}
Exemplo n.º 4
0
bool CaptureFlycap::convertFrame(const RawImage & src,
                           RawImage & target,
                           ColorFormat output_fmt,
                           bool debayer,
                           dc1394color_filter_t bayer_format,
                           dc1394bayer_method_t bayer_method,
                           int y16bits) {
  mutex.lock();

  int width = v_width->getInt();
  int height = v_height->getInt();

  ColorFormat src_fmt=src.getColorFormat();
  if (target.getData()==0) {
    //allocate target, if it does not exist yet
    target.allocate(output_fmt,src.getWidth(),src.getHeight());
  } else {
    target.ensure_allocation(output_fmt,src.getWidth(),src.getHeight());
  }
  target.setTime(src.getTime());
  if (output_fmt==src_fmt) {
    //just do a memcpy
    memcpy(target.getData(),src.getData(),src.getNumBytes());
  } else {
    //do some more fancy conversion
    if ((src_fmt==COLOR_MONO8 || src_fmt==COLOR_RAW8) && output_fmt==COLOR_RGB8) {
      //check whether to debayer or simply average to a grey rgb image
      if (debayer) {
        //de-bayer
        if ( dc1394_bayer_decoding_8bit( src.getData(), target.getData(), src.getWidth(), src.getHeight(), bayer_format, bayer_method) != DC1394_SUCCESS ) {
            mutex.unlock();
          return false;
        }
      } else {
        dc1394_convert_to_RGB8(src.getData(),target.getData(), width, height, 0,
                       DC1394_COLOR_CODING_MONO8, 8);
        //Conversions::y2rgb (src.getData(), target.getData(), src.getNumPixels());
      }
    } else if ((src_fmt==COLOR_MONO16 || src_fmt==COLOR_RAW16)) {
      //check whether to debayer or simply average to a grey rgb image
      if (debayer && output_fmt==COLOR_RGB16) {
        //de-bayer
        if ( dc1394_bayer_decoding_16bit( (uint16_t *)src.getData(), (uint16_t *)target.getData(), src.getWidth(), src.getHeight(), bayer_format, bayer_method, y16bits) != DC1394_SUCCESS ) {
          fprintf(stderr,"Error in 16bit Bayer Conversion");

            mutex.unlock();
          return false;
        }
      } else if (debayer==false && output_fmt==COLOR_RGB8) {

       dc1394_convert_to_RGB8(src.getData(),target.getData(), width, height, 0,
                       ((src_fmt==COLOR_MONO16) ? DC1394_COLOR_CODING_MONO16 : DC1394_COLOR_CODING_RAW16), y16bits);
        //Conversions::y162rgb (src.getData(), target.getData(), src.getNumPixels(), y16bits);
      } else {
      fprintf(stderr,"Cannot copy and convert frame...unknown conversion selected from: %s to %s\n",Colors::colorFormatToString(src_fmt).c_str(),Colors::colorFormatToString(output_fmt).c_str());
      mutex.unlock();
      return false;
      }
    } else if (src_fmt==COLOR_YUV411 && output_fmt==COLOR_RGB8) {
      dc1394_convert_to_RGB8(src.getData(),target.getData(), width, height, 0,
                       DC1394_COLOR_CODING_YUV411, 8);
      //Conversions::uyyvyy2rgb (src.getData(), target.getData(), src.getNumPixels());
    } else if (src_fmt==COLOR_YUV422_UYVY && output_fmt==COLOR_RGB8) {
        dc1394_convert_to_RGB8(src.getData(),target.getData(), width, height, DC1394_BYTE_ORDER_UYVY,
                       DC1394_COLOR_CODING_YUV422, 8);
    } else if (src_fmt==COLOR_YUV422_YUYV && output_fmt==COLOR_RGB8) {
        dc1394_convert_to_RGB8(src.getData(),target.getData(), width, height, DC1394_BYTE_ORDER_YUYV,
                       DC1394_COLOR_CODING_YUV422, 8);
    } else if (src_fmt==COLOR_YUV444 && output_fmt==COLOR_RGB8) {
      dc1394_convert_to_RGB8(src.getData(),target.getData(), width, height, 0,
                       DC1394_COLOR_CODING_YUV444, 8);
    } else {
      fprintf(stderr,"Cannot copy and convert frame...unknown conversion selected from: %s to %s\n",Colors::colorFormatToString(src_fmt).c_str(),Colors::colorFormatToString(output_fmt).c_str());
      mutex.unlock();
      return false;
    }
  }

  mutex.unlock();
  return true;
}