int get_texture(cv::ogl::Texture2D& texture)
{
if (!m_cap.read(m_frame_bgr))
return -1;
cv::cvtColor(m_frame_bgr, m_frame_rgba, CV_RGB2RGBA);
texture.copyFrom(m_frame_rgba);
return 0;
}
int get_frame(cv::ogl::Texture2D& texture, cv::ogl::Buffer& buffer, bool do_buffer)
{
if (!m_cap.read(m_frame_bgr))
return -1;
cv::cvtColor(m_frame_bgr, m_frame_rgba, COLOR_RGB2RGBA);
if (do_buffer)
buffer.copyFrom(m_frame_rgba, cv::ogl::Buffer::PIXEL_UNPACK_BUFFER, true);
else
texture.copyFrom(m_frame_rgba, true);
return 0;
}