97 lines
3.5 KiB
C++
97 lines
3.5 KiB
C++
//-----------------------------------------------------------------------------
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// (c) 2004 by Basler Vision Technologies
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// Section: Vision Components
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// Project: GenApi
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// Author: Fritz Dierks
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// $Header$
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//
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// License: This file is published under the license of the EMVA GenICam Standard Group.
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// A text file describing the legal terms is included in your installation as 'GenICam_license.pdf'.
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// If for some reason you are missing this file please contact the EMVA or visit the website
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// (http://www.genicam.org) for a full copy.
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//
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// THIS SOFTWARE IS PROVIDED BY THE EMVA GENICAM STANDARD GROUP "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE EMVA GENICAM STANDARD GROUP
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// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//-----------------------------------------------------------------------------
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/**
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\file
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\brief Declaration of the CChunkAdapterDcam class.
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*/
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#ifndef GENAPI_CHUNKADAPTERDCAM_H
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#define GENAPI_CHUNKADAPTERDCAM_H
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#include <Base/GCTypes.h>
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#include <GenApi/ChunkAdapter.h>
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#include <GenApi/Compatibility.h>
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namespace GENAPI_NAMESPACE
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{
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void GENAPI_DECL SET_GUID(GUID& name, uint32_t l, uint16_t w1, uint16_t w2, uint8_t b1, uint8_t b2, uint8_t b3, uint8_t b4, uint8_t b5, uint8_t b6, uint8_t b7, uint8_t b8);
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// make sure everything is properly packed
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# pragma pack(push, 1)
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typedef struct DCAM_CHUNK_TRAILER
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{
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GUID ChunkID ;
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uint32_t ChunkLength ;
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uint32_t InverseChunkLength ;
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} DCAM_CHUNK_TRAILER;
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typedef struct DCAM_CHECKSUM
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{
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uint32_t CRCChecksum ;
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} DCAM_CHECKSUM;
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// restore the previous packing
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# pragma pack(pop)
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/* ------------------------------------------- */
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//! Connects a chunked DCAM buffer to a node map
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class GENAPI_DECL CChunkAdapterDcam : public CChunkAdapter
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{
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public:
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//! Constructor
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CChunkAdapterDcam(INodeMap* pNodeMap = NULL, int64_t MaxChunkCacheSize = -1);
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//! Destructor
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virtual ~CChunkAdapterDcam();
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//! Checks if a buffer contains chunks in a known format
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virtual bool CheckBufferLayout(uint8_t *pBuffer, int64_t BufferLength);
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//! Attaches a buffer to the matching ChunkPort
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virtual void AttachBuffer(uint8_t *pBuffer, int64_t BufferLength, AttachStatistics_t *pAttachStatistics = NULL);
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//! Checks if buffer has a CRC attached
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bool HasCRC(uint8_t *pBuffer, int64_t BufferLength);
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//! Checks CRC sum of buffer
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bool CheckCRC(uint8_t *pBuffer, int64_t BufferLength);
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protected:
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//! Checks the CRC of a buffer
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uint32_t CRC16(const unsigned char *pData, uint32_t nbyLength );
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//! Checks the CRC of a buffer
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bool CheckBuffer(const unsigned char* pData, uint32_t nbyLength );
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};
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}
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#endif // GENAPI_CHUNKADAPTERDCAM_H
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