[host] update capture classes to return the pitch

host/Capture/DXGI.cpp

@@ -260,6 +260,7 @@ GrabStatus DXGI::GrabFrame(FrameInfo & frame)
         // send the last frame again if we timeout to prevent the client stalling on restart
         frame.width = m_desc.Width;
         frame.height = m_desc.Height;
+        frame.pitch  = m_rect.Pitch;
         frame.stride = m_rect.Pitch / 4;
 
         unsigned int size = m_height * m_rect.Pitch;

host/Capture/NvFBC.cpp

@@ -289,6 +289,7 @@ enum GrabStatus NvFBC::GrabFrame(struct FrameInfo & frame)
       }
 
       frame.stride = frame.width;
+      frame.pitch  = dataWidth;
       uint8_t *src = (uint8_t *)m_frameBuffer + dataOffset;
       uint8_t *dst = (uint8_t *)frame.buffer;
       for(unsigned int y = 0; y < frame.height; ++y, dst += dataWidth, src += m_grabInfo.dwBufferWidth * 4)