tesseract/opencl/openclwrapper.h
Stefan Weil 5e3665c6ae Remove most libtiff dependencies
libtiff is no longer needed for OpenCL, so remove that dependency.

It is still suggested for Windows to redirect warning messages
from the tesseract executable to the console.

Signed-off-by: Stefan Weil <sw@weilnetz.de>
2017-05-12 10:15:35 +02:00

294 lines
10 KiB
C++

// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef TESSERACT_OPENCL_OPENCLWRAPPER_H_
#define TESSERACT_OPENCL_OPENCLWRAPPER_H_
#include <stdio.h>
#include "allheaders.h"
#include "pix.h"
#include "tprintf.h"
// including CL/cl.h doesn't occur until USE_OPENCL defined below
// platform preprocessor commands
#if defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || \
defined(__CYGWIN__) || defined(__MINGW32__)
#define ON_WINDOWS 1
#define ON_LINUX 0
#define ON_APPLE 0
#define ON_OTHER 0
#define IF_WINDOWS(X) X
#define IF_LINUX(X)
#define IF_APPLE(X)
#define IF_OTHER(X)
#define NOT_WINDOWS(X)
#elif defined( __linux__ )
#define ON_WINDOWS 0
#define ON_LINUX 1
#define ON_APPLE 0
#define ON_OTHER 0
#define IF_WINDOWS(X)
#define IF_LINUX(X) X
#define IF_APPLE(X)
#define IF_OTHER(X)
#define NOT_WINDOWS(X) X
#elif defined( __APPLE__ )
#define ON_WINDOWS 0
#define ON_LINUX 0
#define ON_APPLE 1
#define ON_OTHER 0
#define IF_WINDOWS(X)
#define IF_LINUX(X)
#define IF_APPLE(X) X
#define IF_OTHER(X)
#define NOT_WINDOWS(X) X
#else
#define ON_WINDOWS 0
#define ON_LINUX 0
#define ON_APPLE 0
#define ON_OTHER 1
#define IF_WINDOWS(X)
#define IF_LINUX(X)
#define IF_APPLE(X)
#define IF_OTHER(X) X
#define NOT_WINDOWS(X) X
#endif
#if ON_LINUX
#include <time.h>
#endif
/************************************************************************************
* enable/disable reporting of performance
* PERF_REPORT_LEVEL
* 0 - no reporting
* 1 - no reporting
* 2 - report total function call time for functions we're tracking
* 3 - optionally report breakdown of function calls (kernel launch, kernel time, data copies)
************************************************************************************/
#define PERF_COUNT_VERBOSE 1
#define PERF_COUNT_REPORT_STR "[%36s], %24s, %11.6f\n"
#if ON_WINDOWS
#if PERF_COUNT_VERBOSE >= 2
#define PERF_COUNT_START(FUNCT_NAME) \
char *funct_name = FUNCT_NAME; \
double elapsed_time_sec; \
LARGE_INTEGER freq, time_funct_start, time_funct_end, time_sub_start, time_sub_end; \
QueryPerformanceFrequency(&freq); \
QueryPerformanceCounter(&time_funct_start); \
time_sub_start = time_funct_start; \
time_sub_end = time_funct_start;
#define PERF_COUNT_END \
QueryPerformanceCounter(&time_funct_end); \
elapsed_time_sec = (time_funct_end.QuadPart - time_funct_start.QuadPart) / \
(double)(freq.QuadPart); \
printf(PERF_COUNT_REPORT_STR, funct_name, "total", elapsed_time_sec);
#else
#define PERF_COUNT_START(FUNCT_NAME)
#define PERF_COUNT_END
#endif
#if PERF_COUNT_VERBOSE >= 3
#define PERF_COUNT_SUB(SUB) \
QueryPerformanceCounter(&time_sub_end); \
elapsed_time_sec = (time_sub_end.QuadPart - time_sub_start.QuadPart) / \
(double)(freq.QuadPart); \
printf(PERF_COUNT_REPORT_STR, funct_name, SUB, elapsed_time_sec); \
time_sub_start = time_sub_end;
#else
#define PERF_COUNT_SUB(SUB)
#endif
// not on windows
#else
#if PERF_COUNT_VERBOSE >= 2
#define PERF_COUNT_START(FUNCT_NAME) \
char *funct_name = FUNCT_NAME; \
double elapsed_time_sec; \
timespec time_funct_start, time_funct_end, time_sub_start, time_sub_end; \
clock_gettime( CLOCK_MONOTONIC, &time_funct_start ); \
time_sub_start = time_funct_start; \
time_sub_end = time_funct_start;
#define PERF_COUNT_END \
clock_gettime(CLOCK_MONOTONIC, &time_funct_end); \
elapsed_time_sec = \
(time_funct_end.tv_sec - time_funct_start.tv_sec) * 1.0 + \
(time_funct_end.tv_nsec - time_funct_start.tv_nsec) / 1000000000.0; \
printf(PERF_COUNT_REPORT_STR, funct_name, "total", elapsed_time_sec);
#else
#define PERF_COUNT_START(FUNCT_NAME)
#define PERF_COUNT_END
#endif
#if PERF_COUNT_VERBOSE >= 3
#define PERF_COUNT_SUB(SUB) \
clock_gettime(CLOCK_MONOTONIC, &time_sub_end); \
elapsed_time_sec = \
(time_sub_end.tv_sec - time_sub_start.tv_sec) * 1.0 + \
(time_sub_end.tv_nsec - time_sub_start.tv_nsec) / 1000000000.0; \
printf(PERF_COUNT_REPORT_STR, funct_name, SUB, elapsed_time_sec); \
time_sub_start = time_sub_end;
#else
#define PERF_COUNT_SUB(SUB)
#endif
#endif
/**************************************************************************
* enable/disable use of OpenCL
**************************************************************************/
#ifdef USE_OPENCL
#include "opencl_device_selection.h"
#ifndef strcasecmp
#define strcasecmp strcmp
#endif
#define MAX_KERNEL_STRING_LEN 64
#define MAX_CLFILE_NUM 50
#define MAX_CLKERNEL_NUM 200
#define MAX_KERNEL_NAME_LEN 64
#define CL_QUEUE_THREAD_HANDLE_AMD 0x403E
#define GROUPSIZE_X 16
#define GROUPSIZE_Y 16
#define GROUPSIZE_HMORX 256
#define GROUPSIZE_HMORY 1
typedef struct _KernelEnv
{
cl_context mpkContext;
cl_command_queue mpkCmdQueue;
cl_program mpkProgram;
cl_kernel mpkKernel;
char mckKernelName[150];
} KernelEnv;
typedef struct _OpenCLEnv
{
cl_platform_id mpOclPlatformID;
cl_context mpOclContext;
cl_device_id mpOclDevsID;
cl_command_queue mpOclCmdQueue;
} OpenCLEnv;
typedef int ( *cl_kernel_function )( void **userdata, KernelEnv *kenv );
#define CHECK_OPENCL(status,name) \
if( status != CL_SUCCESS ) \
{ \
printf ("OpenCL error code is %d at when %s .\n", status, name); \
}
typedef struct _GPUEnv
{
//share vb in all modules in hb library
cl_platform_id mpPlatformID;
cl_device_type mDevType;
cl_context mpContext;
cl_device_id *mpArryDevsID;
cl_device_id mpDevID;
cl_command_queue mpCmdQueue;
cl_kernel mpArryKernels[MAX_CLFILE_NUM];
cl_program mpArryPrograms[MAX_CLFILE_NUM]; //one program object maps one kernel source file
char mArryKnelSrcFile[MAX_CLFILE_NUM][256], //the max len of kernel file name is 256
mArrykernelNames[MAX_CLKERNEL_NUM][MAX_KERNEL_STRING_LEN + 1];
cl_kernel_function mpArryKnelFuncs[MAX_CLKERNEL_NUM];
int mnKernelCount, mnFileCount, // only one kernel file
mnIsUserCreated; // 1: created , 0:no create and needed to create by opencl wrapper
int mnKhrFp64Flag;
int mnAmdFp64Flag;
} GPUEnv;
class OpenclDevice
{
public:
static GPUEnv gpuEnv;
static int isInited;
OpenclDevice();
~OpenclDevice();
static int InitEnv(); // load dll, call InitOpenclRunEnv(0)
static int InitOpenclRunEnv( int argc ); // RegistOpenclKernel, double flags, compile kernels
static int InitOpenclRunEnv_DeviceSelection( int argc ); // RegistOpenclKernel, double flags, compile kernels
static int RegistOpenclKernel();
static int ReleaseOpenclRunEnv();
static int ReleaseOpenclEnv( GPUEnv *gpuInfo );
static int CompileKernelFile( GPUEnv *gpuInfo, const char *buildOption );
static int CachedOfKernerPrg( const GPUEnv *gpuEnvCached, const char * clFileName );
static int GeneratBinFromKernelSource( cl_program program, const char * clFileName );
static int WriteBinaryToFile( const char* fileName, const char* birary, size_t numBytes );
static int BinaryGenerated( const char * clFileName, FILE ** fhandle );
//static int CompileKernelFile( const char *filename, GPUEnv *gpuInfo, const char *buildOption );
static l_uint32* pixReadFromTiffKernel(l_uint32 *tiffdata,l_int32 w,l_int32 h,l_int32 wpl, l_uint32 *line);
static int composeRGBPixelCl(int *tiffdata,int *line,int h,int w);
/* OpenCL implementations of Morphological operations*/
//Initialiation of OCL buffers used in Morph operations
static int initMorphCLAllocations(l_int32 wpl, l_int32 h, Pix* pixs);
static void releaseMorphCLBuffers();
static void pixGetLinesCL(Pix *pixd, Pix *pixs, Pix **pix_vline,
Pix **pix_hline, Pix **pixClosed,
bool getpixClosed, l_int32 close_hsize,
l_int32 close_vsize, l_int32 open_hsize,
l_int32 open_vsize, l_int32 line_hsize,
l_int32 line_vsize);
//int InitOpenclAttr( OpenCLEnv * env );
//int ReleaseKernel( KernelEnv * env );
static int SetKernelEnv( KernelEnv *envInfo );
//int CreateKernel( char * kernelname, KernelEnv * env );
//int RunKernel( const char *kernelName, void **userdata );
//int ConvertToString( const char *filename, char **source );
//int CheckKernelName( KernelEnv *envInfo, const char *kernelName );
//int RegisterKernelWrapper( const char *kernelName, cl_kernel_function function );
//int RunKernelWrapper( cl_kernel_function function, const char * kernelName, void **usrdata );
//int GetKernelEnvAndFunc( const char *kernelName, KernelEnv *env, cl_kernel_function *function );
static int LoadOpencl();
#ifdef WIN32
//static int OpenclInite();
static void FreeOpenclDll();
#endif
inline static int AddKernelConfig( int kCount, const char *kName );
/* for binarization */
static int HistogramRectOCL(unsigned char *imagedata, int bytes_per_pixel,
int bytes_per_line, int left, int top,
int width, int height, int kHistogramSize,
int *histogramAllChannels);
static int ThresholdRectToPixOCL(unsigned char *imagedata,
int bytes_per_pixel, int bytes_per_line,
int *thresholds, int *hi_values, Pix **pix,
int rect_height, int rect_width,
int rect_top, int rect_left);
static ds_device getDeviceSelection();
static ds_device selectedDevice;
static bool deviceIsSelected;
static bool selectedDeviceIsOpenCL();
};
#endif // USE_OPENCL
#endif // TESSERACT_OPENCL_OPENCLWRAPPER_H_