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core/ocl: OpenCL build log improvements

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This commit is contained in:
Alexander Alekhin
2014-02-27 12:51:40 +04:00
parent 57b6850d74
commit b9d68ef061
1 changed files with 11 additions and 7 deletions
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18
modules/core/src/ocl.cpp
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@@ -46,6 +46,8 @@
#include <sstream> #include <sstream>
#include <iostream> // std::cerr #include <iostream> // std::cerr
#define CV_OPENCL_ALWAYS_SHOW_BUILD_LOG 0
#include "opencv2/core/bufferpool.hpp" #include "opencv2/core/bufferpool.hpp"
#ifndef LOG_BUFFER_POOL #ifndef LOG_BUFFER_POOL
# if 0 # if 0
@@ -3010,26 +3012,28 @@ struct Program::Impl
retval = clBuildProgram(handle, n, retval = clBuildProgram(handle, n,
(const cl_device_id*)deviceList, (const cl_device_id*)deviceList,
buildflags.c_str(), 0, 0); buildflags.c_str(), 0, 0);
#if !CV_OPENCL_ALWAYS_SHOW_BUILD_LOG
if( retval != CL_SUCCESS ) if( retval != CL_SUCCESS )
#endif
{ {
size_t retsz = 0; size_t retsz = 0;
retval = clGetProgramBuildInfo(handle, (cl_device_id)deviceList[0], cl_int buildInfo_retval = clGetProgramBuildInfo(handle, (cl_device_id)deviceList[0],
CL_PROGRAM_BUILD_LOG, 0, 0, &retsz); CL_PROGRAM_BUILD_LOG, 0, 0, &retsz);
if( retval == CL_SUCCESS && retsz > 1 ) if (buildInfo_retval == CL_SUCCESS && retsz > 1)
{ {
AutoBuffer<char> bufbuf(retsz + 16); AutoBuffer<char> bufbuf(retsz + 16);
char* buf = bufbuf; char* buf = bufbuf;
retval = clGetProgramBuildInfo(handle, (cl_device_id)deviceList[0], buildInfo_retval = clGetProgramBuildInfo(handle, (cl_device_id)deviceList[0],
CL_PROGRAM_BUILD_LOG, retsz+1, buf, &retsz); CL_PROGRAM_BUILD_LOG, retsz+1, buf, &retsz);
if( retval == CL_SUCCESS ) if (buildInfo_retval == CL_SUCCESS)
{ {
// TODO It is useful to see kernel name & program file name also
errmsg = String(buf); errmsg = String(buf);
printf("OpenCL program can not be built: %s", errmsg.c_str()); printf("OpenCL program build log: %s\n%s\n", buildflags.c_str(), errmsg.c_str());
fflush(stdout); fflush(stdout);
} }
} }
if (retval != CL_SUCCESS && handle)
if( handle )
{ {
clReleaseProgram(handle); clReleaseProgram(handle);
handle = NULL; handle = NULL;