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