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News Overview Download Order F.A.Q. More info Support Links Welcome QuickStart ActiveX Control C++ Wrapper J2K_Image •open easyDecode selectTiles getMetaData decode close J2K_Frames open getFrames getFrame operators close API Reference General getVersion getLastError getErrorStr getLastErrorStr Unlock Open / Close Open Close Info GetInfo GetInfoEx GetResolutions GetResDimensions GetMetaData Decoding EasyDecode SelectTiles Decode Cancel Debug StartLogging StopLogging |
J2K_Image::open Use this function to associate the J2K_Image object with a file, memory buffer or custom data source.
int open(char *filename); Parameters filename Name of a JPEG 2000 image file. src_buffer Pointer to a memory buffer, containing a JPEG 2000 image file. src_size Size of data in the memory buffer (in bytes). resource_no The resource ID. See "Samples\C++\h_Resources" for the example of using resources. data_source Pointer to a data source identifier to be passed to callback routines unchanged. See "Custom Data Sources" section for more information. cbs Pointer to a special structure with callbacks. See "Custom Data Sources" section for more information.
Return value Returns J2KERR_SUCCESS or an error code if the function has failed. See the list of error codes here. Example
J2K_Image image; J2K_Image::close() J2K_Image class |
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