Esempio n. 1
0
// can't seem to do ipl/opencv/yarp style end-of-row padding
void setDcImage(yarp::sig::Image& yimg, dc1394video_frame_t *dc,
                int filter) {
    if (!dc) return;
    dc->image = (unsigned char *) yimg.getRawImage();
    dc->size[0] = (uint32_t) yimg.width();
    dc->size[1] = (uint32_t) yimg.height();
    dc->position[0] = 0;
    dc->position[1] = 0;
    dc->color_coding = (yimg.getPixelCode()==VOCAB_PIXEL_MONO)?DC1394_COLOR_CODING_RAW8:DC1394_COLOR_CODING_RGB8;
    dc->color_filter = (dc1394color_filter_t)filter;
    dc->yuv_byte_order = 0;
    dc->data_depth = 8;
    dc->stride = (uint32_t) yimg.getRowSize();
    dc->video_mode = DC1394_VIDEO_MODE_640x480_RGB8; // we are bluffing
    dc->image_bytes = (uint32_t)yimg.getRawImageSize();
    dc->padding_bytes = 0;
    dc->total_bytes = dc->image_bytes;
    dc->timestamp = 0;
    dc->frames_behind = 0;
    dc->camera = nullptr;
    dc->id = 0;
    dc->allocated_image_bytes = dc->image_bytes;
#ifdef YARP_LITTLE_ENDIAN
    dc->little_endian = DC1394_TRUE;
#else
    dc->little_endian = DC1394_FALSE;
#endif
    dc->data_in_padding = DC1394_FALSE;
}
Esempio n. 2
0
bool deBayer_GRBG8_TO_RGB(yarp::sig::Image &source, yarp::sig::Image &dest, int pixelSize)
{
    yAssert(((pixelSize == 3) && (dest.getPixelCode() == VOCAB_PIXEL_RGB)) ||
    ((pixelSize == 4 && dest.getPixelCode() == VOCAB_PIXEL_RGBA)))

    dest.resize(source.width(), source.height());
    // perform conversion, skip borders
    for (int r = 0; r < source.height() - 2; r += 2)
    {
        unsigned char *destRow = dest.getRow(r);
        unsigned char *sourceRowCurrent = source.getRow(r);
        unsigned char *sourceRowNext = source.getRow(r + 1);

        //row i GRGRGR...
        for (int c = 0; c < source.width() - 2; c += 2)
        {
            //source is on G pixel 
            destRow[0] = sourceRowCurrent[1];    //red
            destRow[1] = sourceRowCurrent[0];    //green
            destRow[2] = sourceRowNext[0];;     //blue

            //jump a pixel in destination
            destRow += pixelSize;
            sourceRowCurrent++;
            sourceRowNext++;

            //source is now on R pixel
            destRow[0] = sourceRowCurrent[0];     //red
            destRow[1] = sourceRowCurrent[1];     //green
            destRow[2] = sourceRowNext[0];        //red

            destRow += pixelSize;
            sourceRowCurrent++;
            sourceRowNext++;
        }

        destRow = dest.getRow(r + 1);
        sourceRowCurrent = source.getRow(r + 1);
        sourceRowNext = source.getRow(r + 2);

        //row is now BGBGBG...
        for (int c = 0; c < dest.width() - 2; c += 2)
        {
            //source is on B pixel 
            destRow[0] = sourceRowNext[1];      //red
            destRow[1] = sourceRowCurrent[1];   //green
            destRow[2] = sourceRowCurrent[0];   //blue

            //jump a pixel in destination
            destRow += pixelSize;
            sourceRowCurrent++;
            sourceRowNext++;

            //source is now on G pixel
            destRow[0] = sourceRowNext[0];     //red
            destRow[1] = sourceRowCurrent[0];  //green
            destRow[2] = sourceRowCurrent[1];  //blue

            destRow += pixelSize;
            sourceRowCurrent++;
            sourceRowNext++;
        }
    }
    return true;
}