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C++ ImageOf::getPixelAddress方法代码示例

本文整理汇总了C++中yarp::sig::ImageOf::getPixelAddress方法的典型用法代码示例。如果您正苦于以下问题:C++ ImageOf::getPixelAddress方法的具体用法?C++ ImageOf::getPixelAddress怎么用?C++ ImageOf::getPixelAddress使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在yarp::sig::ImageOf的用法示例。


在下文中一共展示了ImageOf::getPixelAddress方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: memset

bool yarp::dev::GazeboYarpMultiCameraDriver::getImage(yarp::sig::ImageOf<yarp::sig::PixelRgb>& _image)
{
    for (unsigned int i = 0; i < m_camera_count; ++i) {
        m_dataMutex[i]->wait();
    }

    if (m_vertical) {
        _image.resize(m_max_width, m_max_height * m_camera_count);
    } else {
        _image.resize(m_max_width * m_camera_count, m_max_height);
    }

    unsigned char *pBuffer = _image.getRawImage();
    memset(pBuffer, 0, _image.getRawImageSize());

    for (unsigned int i = 0; i < m_camera_count; ++i) {

        int rowsize = 3 * m_width[i];
        int rowoffset = i * 3 * m_max_width;
        if (m_vertical) {
            if (m_max_width == m_width[i] && m_max_height == m_height[i]) {
                memcpy(pBuffer + (3 * m_max_width * m_max_height * i), m_imageBuffer[i], m_bufferSize[i]);
            } else {
                for (int r = 0; r < m_height[i]; r++) {
                    memcpy(pBuffer + (3 * m_max_width) * (m_max_height * i + r), m_imageBuffer[i] + rowsize * r, rowsize);
                }
            }
        } else {
            for (int r = 0; r < m_height[i]; r++) {
                memcpy(pBuffer + (3 * m_max_width * m_camera_count * r) + rowoffset, m_imageBuffer[i] + rowsize * r, rowsize);
            }
        }
    }

    if (m_display_time_box) {
        m_counter = (++m_counter % 10);
        for (int c = m_counter*30; c < 30 + m_counter*30; c++) {
            for (int r=0; r<30; r++) {
                for (unsigned int i = 0; i < m_camera_count; ++i) {
                    unsigned char *pixel;
                    if (m_vertical) {
                        pixel = _image.getPixelAddress(m_width[i]-c-1, m_max_height * i + m_height[i]-r-1);
                    } else {
                        pixel = _image.getPixelAddress(m_max_width * i + m_width[i]-c-1, m_height[i]-r-1);
                    }
                    pixel[0] = (m_counter % 2 == 0) ? 255 : 0;
                    pixel[1] = (m_counter % 2 == 0) ? 0 : 255;
                    pixel[2] = 0;
                }
            }
        }
    }

    for (unsigned int i = 0; i < m_camera_count; ++i) {
        m_dataMutex[i]->post();
    }

    return true;
}
开发者ID:nunoguedelha,项目名称:gazebo-yarp-plugins,代码行数:59,代码来源:MultiCameraDriver.cpp


注:本文中的yarp::sig::ImageOf::getPixelAddress方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。