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NET_SDK_CaptureJPEGData_V2

Interface Definition

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BOOL NET_SDK_CaptureJPEGData_V2(
    LONG lUserID,
    LONG lChannel,
    char* sJpegPicBuffer,
    DWORD dwPicSize,
    LPDWORD lpSizeReturned);
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public static extern Boolean NET_SDK_CaptureJPEGData_V2(
    Int32 lUserID,
    Int32 lChannel,
    IntPtr sJpegPicBuffer,
    UInt32 dwPicSize,
    ref int lpSizeReturned);

Function Description

JPEG format capture interface.

Parameter Description

Parameters Type Remark
lUserIDin LONG User ID, the return value of NET_SDK_Login or NET_SDK_LoginEx.
lChannelin LONG Channel number, starting from 0. This parameter is invalid for IPC devices.
sJpegPicBufferout char* Capture JPEG data buffer.
dwPicSizein DWORD SJpegPicBuffer buffer size
lpSizeReturnedout LPDWORD The actual JPEG data size obtained by capturing the image.

Return Value

  • type:BOOL

  • remark:Returns TRUE if successful, FALSE if failed.

Remarks

This interface can realize JPEG capture without opening the bit stream.

Error Code