inference-engine/thirdparty/movidius/XLink/shared/include/XLinkStream.h

   1 // Copyright (C) 2018-2020 Intel Corporation
   2 // SPDX-License-Identifier: Apache-2.0
   3 //
   4
   5 #ifndef _XLINKSTREAM_H
   6 #define _XLINKSTREAM_H
   7
   8 #include "XLinkPublicDefines.h"
   9
  10 # if (defined(_WIN32) || defined(_WIN64))
  11 #  include "win_semaphore.h"
  12 # else
  13 #  ifdef __APPLE__
  14 #   include "pthread_semaphore.h"
  15 #  else
  16 #   include <semaphore.h>
  17 # endif
  18 # endif
  19
  20 /**
  21  * @brief Streams opened to device
  22  */
  23 typedef struct{
  24     char name[MAX_STREAM_NAME_LENGTH];
  25     streamId_t id;
  26     uint32_t writeSize;
  27     uint32_t readSize;  /*No need of read buffer. It's on remote,
  28     will read it directly to the requested buffer*/
  29     streamPacketDesc_t packets[XLINK_MAX_PACKETS_PER_STREAM];
  30     uint32_t availablePackets;
  31     uint32_t blockedPackets;
  32
  33     uint32_t firstPacket;
  34     uint32_t firstPacketUnused;
  35     uint32_t firstPacketFree;
  36
  37     uint32_t remoteFillLevel;
  38     uint32_t localFillLevel;
  39     uint32_t remoteFillPacketLevel;
  40
  41     uint32_t closeStreamInitiated;
  42
  43     sem_t sem;
  44 }streamDesc_t;
  45
  46 XLinkError_t XLinkStreamInitialize(
  47     streamDesc_t* stream, streamId_t id, const char* name);
  48
  49 void XLinkStreamReset(streamDesc_t* stream);
  50
  51 #endif //_XLINKSTREAM_H