Sensoray 2251 Rev.A - Manual (Page 29)

0 if success, negative if error.
MID2250_API int SN_SetMpegSequence(
MID2250_SEQMODE seqMode,
int board
);
Set alternate MPEG sequence mode. For MPEG 1,2,4 only.
Parameters
seqMode
MID2250_SEQMODE_IFRAMESONLY – only use I-frames;
MID2250_SEQMODE_DEFAULT – default sequence mode (IP, or IPB mode).
board
Board number in system.
Returns
0 if success, negative if error.
MID2250_API int SN_GetFrame(
long inSize,
unsigned char *pFrame,
BITMAPINFOHEADER *pBMI,
int type,
int board
);
SN_GetFrame retrieves current frame. Type Currently supported for MPEG 1,2,4 only. If running in
MOTIONJPEG mode, type is ignored and full JPG image is returned with size pBMI->biSizeImage
(The returned MotionJPG buffer can be saved directly to a JPG file). Please see GetFrame.cpp in
demo app for an example of using SN_GetFrame.
Parameters
inSize
size of pFrame buffer supplied (should be at least 768*576*3)
pFrame
pointer to buffer of size inSize where frame is stored
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