Sensoray 817 Uživatelský manuál Strana 1

PCI Express JPEG Frame Grabber Software Manual Model 817 | Rev.B | April 09

10 osdOn A non-zero value turns on OSD for JPEGs and allows OSD for bitmaps. osdBmp A non-zero value turns on OSD for bitmaps if osdOn is not zero.

11 Functions Overview Most of the functions return ECODE type which is defined as typedef int ECODE. A non-zero value is returned in case of an erro

12 board Index of the board being addressed (1 .. SYS_MAXBOARDS). aChan Index of the input video channel being addressed (1 .. 16). pVMode Pointer

13 S817_ReleaseBuffer ECODE S817_ReleaseBuffer (int board, int aChan, int bufId, int capType) Releases a buffer back to the driver. Capture to this b

14 An array of 4 integers. Each member of switchOut defines an input video channel connected to the corresponding output video channel. For example,

15 Troubleshooting and Debugging Tools This section describes data types and functions used for obtaining various status information from the 817 boa

16 CHAN_STATUS chanData[4]; unsigned int extErrAddr; unsigned int dspAddr; unsigned int fwVer; unsigned int inPciRead; un

17 is err[64], where err is of EXTERR type. If err[0].tick is 17, then the elements err[1] to err[18] contain valid error information. If err[0].tick

18 err An array of SYS_EXTERR_BUF_SIZE elements of EXTERR type accepting the data. Must be allocated by the application software before a call to S8

Table of Contents TABLE OF CONTENTS...2 REVISION HISTORY ..

3 Revision history Rev.B, April 2009 – reflects changes to the API implemented in the SDK versions 2.x. Please note: SDK versions 2.x are not compat

4 All API’s functions return an error code. A non-zero value indicates an error. A brief description of error codes could be found in s817.h. It is s

5 Data Types All data types are defined in s817.h. Integer types are 32-bit. VIDEO_MODE typedef struct { MODE_TV_FORMAT tvFormat; MODE_JP

6 brightness Video brightness. Must vary between 0x00 (darkest) to 0xff (brightest). The default is 0x80. contrast Video contrast. Must vary between

7 FR_FULL 30 25 FR_4_5 24 20 FR_2_3 20 16.7 FR_1_2 15 12.5 FR_2_5 12 10 FR_1_3 10 8.3 FR_1_5 6 5 FR_1_10 3 2.5 FR_1_15 2 1.7 The frame rate

8 int width; int height; } CAP_BUFFER; Defines the capture buffer structure. Capture buffers are allocated by the driver in the

9 Index of an input channel that the buffer was captured from (1 .. 16). A channel is a combination of hardware and software allowing video capture f