/usr/include/gdal/gdalwarpkernel_opencl.h is in libgdal-dev 1.11.3+dfsg-3build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* $Id: gdalwarpkernel_opencl.h 25068 2012-10-07 14:01:47Z rouault $
*
* Project: OpenCL Image Reprojector
* Purpose: Implementation of the GDALWarpKernel reprojector in OpenCL.
* Author: Seth Price, seth@pricepages.org
*
******************************************************************************
* Copyright (c) 2010, Seth Price <seth@pricepages.org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#if defined(HAVE_OPENCL)
/* The following relates to the profiling calls to
clSetCommandQueueProperty() which are not available by default
with some OpenCL implementation (ie. ATI) */
#if defined(DEBUG_OPENCL) && DEBUG_OPENCL == 1
#define CL_USE_DEPRECATED_OPENCL_1_0_APIS
#endif
#ifdef __APPLE__
#include <OpenCL/OpenCL.h>
#else
#include <CL/opencl.h>
#endif
#ifdef __cplusplus /* If this is a C++ compiler, use C linkage */
extern "C" {
#endif
typedef enum {
OCL_Bilinear=10,
OCL_Cubic=11,
OCL_CubicSpline=12,
OCL_Lanczos=13
} OCLResampAlg;
typedef enum
{
VENDOR_OTHER,
VENDOR_AMD,
VENDOR_INTEL
} OCLVendor;
struct oclWarper {
cl_command_queue queue;
cl_context context;
cl_device_id dev;
cl_kernel kern1;
cl_kernel kern4;
int srcWidth;
int srcHeight;
int dstWidth;
int dstHeight;
int useUnifiedSrcDensity;
int useUnifiedSrcValid;
int useDstDensity;
int useDstValid;
int numBands;
int numImages;
OCLResampAlg resampAlg;
cl_channel_type imageFormat;
cl_mem *realWorkCL;
union {
void **v;
char **c;
unsigned char **uc;
short **s;
unsigned short **us;
float **f;
} realWork;
cl_mem *imagWorkCL;
union {
void **v;
char **c;
unsigned char **uc;
short **s;
unsigned short **us;
float **f;
} imagWork;
cl_mem *dstRealWorkCL;
union {
void **v;
char **c;
unsigned char **uc;
short **s;
unsigned short **us;
float **f;
} dstRealWork;
cl_mem *dstImagWorkCL;
union {
void **v;
char **c;
unsigned char **uc;
short **s;
unsigned short **us;
float **f;
} dstImagWork;
unsigned int imgChSize1;
cl_channel_order imgChOrder1;
unsigned int imgChSize4;
cl_channel_order imgChOrder4;
char useVec;
cl_mem useBandSrcValidCL;
char *useBandSrcValid;
cl_mem nBandSrcValidCL;
float *nBandSrcValid;
cl_mem xyWorkCL;
float *xyWork;
int xyWidth;
int xyHeight;
int coordMult;
unsigned int xyChSize;
cl_channel_order xyChOrder;
cl_mem fDstNoDataRealCL;
float *fDstNoDataReal;
OCLVendor eCLVendor;
};
struct oclWarper* GDALWarpKernelOpenCL_createEnv(int srcWidth, int srcHeight,
int dstWidth, int dstHeight,
cl_channel_type imageFormat,
int numBands, int coordMult,
int useImag, int useBandSrcValid,
float *fDstDensity,
double *dfDstNoDataReal,
OCLResampAlg resampAlg, cl_int *envErr);
cl_int GDALWarpKernelOpenCL_setSrcValid(struct oclWarper *warper,
int *bandSrcValid, int bandNum);
cl_int GDALWarpKernelOpenCL_setSrcImg(struct oclWarper *warper, void *imgData,
int bandNum);
cl_int GDALWarpKernelOpenCL_setDstImg(struct oclWarper *warper, void *imgData,
int bandNum);
cl_int GDALWarpKernelOpenCL_setCoordRow(struct oclWarper *warper,
double *rowSrcX, double *rowSrcY,
double srcXOff, double srcYOff,
int *success, int rowNum);
cl_int GDALWarpKernelOpenCL_runResamp(struct oclWarper *warper,
float *unifiedSrcDensity,
unsigned int *unifiedSrcValid,
float *dstDensity,
unsigned int *dstValid,
double dfXScale, double dfYScale,
double dfXFilter, double dfYFilter,
int nXRadius, int nYRadius,
int nFiltInitX, int nFiltInitY);
cl_int GDALWarpKernelOpenCL_getRow(struct oclWarper *warper,
void **rowReal, void **rowImag,
int rowNum, int bandNum);
cl_int GDALWarpKernelOpenCL_deleteEnv(struct oclWarper *warper);
#ifdef __cplusplus /* If this is a C++ compiler, end C linkage */
}
#endif
#endif /* defined(HAVE_OPENCL) */
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