radix_tree_iter_init(&iter, id); slot = idr_get_free(&idr->idr_rt, &iter, gfp, max - base); if (IS_ERR(slot)) return PTR_ERR(slot); *nextid = iter.index + base; /* there is a memory barrier inside radix_tree_iter_replace() */ radix_tree_iter_replace(&idr->idr...
调用ReadBaseMsg方法后,会在本地目录生成photo.bmp头像文件。 以下是简单调用 import ctypes fields = ['name', 'gender', 'folk', 'birthday', 'address', 'code', 'agency', 'expire_start', 'expire_end'] dll_path = 'Sdtapi.dll' sdtapi = ctypes.WinDLL(dll_path) ret1 = sdtapi.InitComm(10...
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Place "mfxDecParams.mfx.DecodedOrder = 1;" before "sts = MFXVideoDECODE_Init(session, &mfxDecParams);". About MFX_ERR_MORE_SURFACE / MFX_ERR_MORE_DATA, they aren't real errors in fact. Bitstream buffer is fixed size like 10MB normally. So if VPL runtime finds no...
(int id, void *p, void *data), void *data); void *idr_get_next(struct idr *, int *nextid); void *idr_get_next_ul(struct idr *, unsigned long *nextid); void *idr_replace(struct idr *, void *, unsigned long id); void idr_destroy(struct idr *); /** * idr...
InitVUI(sps); ReadVUI(p, sps); sps->Valid = TRUE; return p_Dec->UsedBits; } H.264码流第二个 NALU 是 PPS(图像参数集Picture Parameter Set)对应H264标准文档 7.3.2.2 序列参数集的语法进行解析PPS参数解析 int InterpretPPS (VideoParameters *p_Vid, DataPartition *p, pic_parameter_set_rbsp_t...
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原型:int InitComm (int iPort) 说明:本函数用于打开串口或USB并检测读卡设备是否就绪。 参数:iPort:设置串口、USB(公安部标准驱动)、USB-HID(免驱动)、USB-CCID接口。 串口1 – 16(十进制)例如: 1: 1(COM1) 2:2(COM2) USB10011001 返回值: ...
注意:使用前需要先端口初始化InitComm。 返回值: 值 意义 1 支持 -1 设备不支持 -2 模块不支持 4.2.8. 原型:int ReadBaseFPMsg( unsigned char * pMsg, int * len,unsigned char * pucFPMsg,unsigned int *puiFPMsgLen); 说明:本函数用于读取指纹信息及卡中基本信息,包括文字信息与图像信息。文字信息已...
参数:无注意:使用前需要先端口初始化InitComm。返回值:值意义1支持-1设备不支持-2模块不支持4.2.8. 读指纹及卡信息接口原 型:int ReadBaseFPMsg( unsigned char * pMsg, int * len .unsigned char * pucFPMsg,unsigned int *puiFPMsgLen);说明:本函数用于读取指纹信息及卡中基本信息,包括文字信息与图像...