| PTLib
    Version 2.18.8
    | 
Get preview video frame data. More...
#include <SignLanguageAnalyser.h>
| Public Attributes | |
| unsigned | m_instance | 
| unsigned | m_width | 
| unsigned | m_height | 
| void * | m_pixels | 
Get preview video frame data.
This will be called repeatedly as video frames are required to be sent. A buffer large enought for the specified width, height and video format as defined by SLInitialise() is provided in m_videoData, It is to be filled in by the library with the annotated video during analysis.
The function return value is 1 for video was returned, zero for no video available at this time, and a negative number for failure.
| unsigned SLPreviewData::m_height | 
| unsigned SLPreviewData::m_instance | 
| void* SLPreviewData::m_pixels | 
| unsigned SLPreviewData::m_width |