77 lines
2.8 KiB
C++
77 lines
2.8 KiB
C++
#include "GeneralGrab.h"
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/// \~chinese 创建数据流和缓冲区 \~english Create data stream and buffer
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bool CreateStreamAndBuffer(pItkCamera pCam)
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{
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ITKSTATUS res = ITKSTATUS_OK;
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/// \~chinese 创建格式转换的缓冲区 \~english Create buffer for format convert
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int64_t nWidth = 0, nHeight = 0;
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res = ItkDevGetInt64(pCam->g_hCamera, "Width", &nWidth);
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if (res != ITKSTATUS_OK)
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return false;
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res = ItkDevGetInt64(pCam->g_hCamera, "Height", &nHeight);
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if (res != ITKSTATUS_OK)
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return false;
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uint32_t len = 128;
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char buffer[128] = {};
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uint32_t nFormat;
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ItkDevToString(pCam->g_hCamera, "PixelFormat", buffer, &len);
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ItkDevGetPixelFormatVal(pCam->g_hCamera, buffer, &nFormat);
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res = ItkBufferNew(nWidth, nHeight, nFormat, &pCam->g_hCvtBuffer);
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if (res != ITKSTATUS_OK)
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return false;
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/// \~chinese 申请数据流资源 \~english Allocate data stream source
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#ifdef Q_OS_WIN
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res = ItkDevAllocStreamEx(pCam->g_hCamera, 0, pCam->g_bufferCount, &pCam->g_hStream);
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#else
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res = ItkDevAllocStream(pCam->g_hCamera, 0 ,pCam->g_hCvtBuffer, &pCam->g_hStream);
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#endif
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if (res != ITKSTATUS_OK)
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return false;
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return true;
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}
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/// \~chinese 配置数据流 \~english Configure data stream
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bool ConfigureStream(pItkCamera pCam)
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{
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ITKSTATUS res = ITKSTATUS_OK;
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/// \~chinese 传输模式 \~english Transfer mode
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uint32_t xferMode = ITKSTREAM_VAL_TRANSFER_MODE_SYNCHRONOUS_WITH_PROTECT;
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/// \~chinese 采集模式 \~english Grab mode
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uint32_t startMode = ITKSTREAM_VAL_START_MODE_NON_BLOCK;
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/// \~chinese 超时时间 \~english Time out time
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uint32_t timeOut = INFINITE;
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/// \~chinese 禁用自动清空缓冲区 \~english Disable auto clear buffer
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uint32_t autoClear = 0;
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/// \~chinese 设置采集模式 \~english Set grab mode
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res = ItkStreamSetPrm(pCam->g_hStream, ITKSTREAM_PRM_START_MODE, &startMode);
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if (res != ITKSTATUS_OK)
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return false;
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/// \~chinese 设置传输模式 \~english Set transfer mode
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res = ItkStreamSetPrm(pCam->g_hStream, ITKSTREAM_PRM_TRANSFER_MODE, &xferMode);
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if (res != ITKSTATUS_OK)
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return false;
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/// \~chinese 设置超时时间 \~english Set time out time
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res = ItkStreamSetPrm(pCam->g_hStream, ITKSTREAM_PRM_TIME_OUT, &timeOut);
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if (res != ITKSTATUS_OK)
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return false;
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/// \~chinese 设置禁用自动清空 \~english Set disable auto clear
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res = ItkStreamSetPrm(pCam->g_hStream, ITKSTREAM_PRM_AUTO_CLEAR, &autoClear);
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if (res != ITKSTATUS_OK)
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return false;
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return true;
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}
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