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Merge pull request #5674 from mshabunin:mac-fix-2.4

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This commit is contained in:
Vadim Pisarevsky 2015-11-17 17:30:07 +00:00
commit df55aaec1e
16 changed files with 82 additions and 63 deletions
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1
3rdparty/openexr/CMakeLists.txt vendored
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@ -38,6 +38,7 @@ source_group("Include" FILES ${lib_hdrs} )
source_group("Src" FILES ${lib_srcs})
ocv_warnings_disable(CMAKE_CXX_FLAGS -Wshadow -Wunused -Wsign-compare -Wundef -Wmissing-declarations -Wuninitialized -Wswitch -Wparentheses -Warray-bounds -Wextra)
ocv_warnings_disable(CMAKE_CXX_FLAGS -Wdeprecated-declarations)
ocv_warnings_disable(CMAKE_CXX_FLAGS /wd4018 /wd4099 /wd4100 /wd4101 /wd4127 /wd4189 /wd4245 /wd4305 /wd4389 /wd4512 /wd4701 /wd4702 /wd4706 /wd4800) # vs2005
ocv_warnings_disable(CMAKE_CXX_FLAGS /wd4334) # vs2005 Win64
ocv_warnings_disable(CMAKE_CXX_FLAGS /wd4244) # vs2008

4
cmake/FindCUDA.cmake
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@ -639,13 +639,13 @@ mark_as_advanced(CUDA_TARGET_OS_VARIANT)
# Target triplet
if(DEFINED CUDA_TARGET_TRIPLET)
set(_cuda_target_triplet_initial "${CUDA_TARGET_TRIPLET}")
elseif(CUDA_VERSION VERSION_GREATER "5.0" AND CMAKE_CROSSCOMPILING AND "${CUDA_TARGET_CPU_ARCH}" STREQUAL "ARM")
elseif(CUDA_VERSION VERSION_GREATER "5.0" AND CMAKE_CROSSCOMPILING AND "x${CUDA_TARGET_CPU_ARCH}" STREQUAL "xARM")
if("${CUDA_TARGET_OS_VARIANT}" STREQUAL "Android" AND EXISTS "${CUDA_TOOLKIT_ROOT_DIR}/targets/armv7-linux-androideabi")
set(_cuda_target_triplet_initial "armv7-linux-androideabi")
elseif(EXISTS "${CUDA_TOOLKIT_ROOT_DIR}/targets/armv7-linux-gnueabihf")
set(_cuda_target_triplet_initial "armv7-linux-gnueabihf")
endif()
elseif(CUDA_VERSION VERSION_GREATER "6.5" AND CMAKE_CROSSCOMPILING AND "${CUDA_TARGET_CPU_ARCH}" STREQUAL "AARCH64")
elseif(CUDA_VERSION VERSION_GREATER "6.5" AND CMAKE_CROSSCOMPILING AND "x${CUDA_TARGET_CPU_ARCH}" STREQUAL "xAARCH64")
if("${CUDA_TARGET_OS_VARIANT}" STREQUAL "Android" AND EXISTS "${CUDA_TOOLKIT_ROOT_DIR}/targets/aarch64-linux-androideabi")
set(_cuda_target_triplet_initial "aarch64-linux-androideabi")
elseif(EXISTS "${CUDA_TOOLKIT_ROOT_DIR}/targets/aarch64-linux-gnueabihf")

4
cmake/OpenCVDetectAndroidSDK.cmake
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@ -349,7 +349,7 @@ macro(add_android_project target path)
if(android_proj_IGNORE_JAVA)
add_custom_command(
OUTPUT "${android_proj_bin_dir}/bin/${target}-debug.apk"
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug -Djava.target=1.6 -Djava.source=1.6
COMMAND ${CMAKE_COMMAND} -E touch "${android_proj_bin_dir}/bin/${target}-debug.apk" # needed because ant does not update the timestamp of updated apk
WORKING_DIRECTORY "${android_proj_bin_dir}"
MAIN_DEPENDENCY "${android_proj_bin_dir}/${ANDROID_MANIFEST_FILE}"
@ -357,7 +357,7 @@ macro(add_android_project target path)
else()
add_custom_command(
OUTPUT "${android_proj_bin_dir}/bin/${target}-debug.apk"
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug -Djava.target=1.6 -Djava.source=1.6
COMMAND ${CMAKE_COMMAND} -E touch "${android_proj_bin_dir}/bin/${target}-debug.apk" # needed because ant does not update the timestamp of updated apk
WORKING_DIRECTORY "${android_proj_bin_dir}"
MAIN_DEPENDENCY "${android_proj_bin_dir}/${ANDROID_MANIFEST_FILE}"

42
cmake/OpenCVPCHSupport.cmake
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@ -51,6 +51,25 @@ MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags)
ENDIF()
endif()
IF(CMAKE_COMPILER_IS_GNUCXX)
GET_PROPERTY(_definitions DIRECTORY PROPERTY COMPILE_DEFINITIONS)
if(_definitions)
foreach(_def ${_definitions})
LIST(APPEND ${_out_compile_flags} "\"-D${_def}\"")
endforeach()
endif()
GET_TARGET_PROPERTY(_target_definitions ${_PCH_current_target} COMPILE_DEFINITIONS)
if(_target_definitions)
foreach(_def ${_target_definitions})
LIST(APPEND ${_out_compile_flags} "\"-D${_def}\"")
endforeach()
endif()
ELSE()
## TODO ... ? or does it work out of the box
ENDIF()
GET_DIRECTORY_PROPERTY(DIRINC INCLUDE_DIRECTORIES )
FOREACH(item ${DIRINC})
if(item MATCHES "^${OpenCV_SOURCE_DIR}/modules/")
@ -60,11 +79,15 @@ MACRO(_PCH_GET_COMPILE_FLAGS _out_compile_flags)
endif()
ENDFOREACH(item)
GET_DIRECTORY_PROPERTY(_directory_flags DEFINITIONS)
GET_DIRECTORY_PROPERTY(_global_definitions DIRECTORY ${OpenCV_SOURCE_DIR} DEFINITIONS)
#MESSAGE("_directory_flags ${_directory_flags} ${_global_definitions}" )
LIST(APPEND ${_out_compile_flags} ${_directory_flags})
LIST(APPEND ${_out_compile_flags} ${_global_definitions})
get_target_property(DIRINC ${_PCH_current_target} INCLUDE_DIRECTORIES )
FOREACH(item ${DIRINC})
if(item MATCHES "^${OpenCV_SOURCE_DIR}/modules/")
LIST(APPEND ${_out_compile_flags} "${_PCH_include_prefix}\"${item}\"")
else()
LIST(APPEND ${_out_compile_flags} "${_PCH_isystem_prefix}\"${item}\"")
endif()
ENDFOREACH(item)
LIST(APPEND ${_out_compile_flags} ${CMAKE_CXX_FLAGS})
SEPARATE_ARGUMENTS(${_out_compile_flags})
@ -146,9 +169,9 @@ MACRO(_PCH_GET_TARGET_COMPILE_FLAGS _cflags _header_name _pch_path _dowarn )
# if you have different versions of the headers for different build types
# you may set _pch_dowarn
IF (_dowarn)
set(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -Winvalid-pch")
SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include \"${CMAKE_CURRENT_BINARY_DIR}/${_header_name}\" -Winvalid-pch " )
ELSE (_dowarn)
set(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS}")
SET(${_cflags} "${PCH_ADDITIONAL_COMPILER_FLAGS} -include \"${CMAKE_CURRENT_BINARY_DIR}/${_header_name}\" " )
ENDIF (_dowarn)
ELSE(CMAKE_COMPILER_IS_GNUCXX)
@ -246,12 +269,15 @@ MACRO(ADD_PRECOMPILED_HEADER _targetName _input)
endif()
endif()
get_target_property(DIRINC ${_targetName} INCLUDE_DIRECTORIES)
set_target_properties(${_targetName}_pch_dephelp PROPERTIES INCLUDE_DIRECTORIES "${DIRINC}")
#MESSAGE("_compile_FLAGS: ${_compile_FLAGS}")
#message("COMMAND ${CMAKE_CXX_COMPILER} ${_compile_FLAGS} -x c++-header -o ${_output} ${_input}")
ADD_CUSTOM_COMMAND(
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${_name}"
COMMAND ${CMAKE_COMMAND} -E copy "${_input}" "${CMAKE_CURRENT_BINARY_DIR}/${_name}" # ensure same directory! Required by gcc
COMMAND ${CMAKE_COMMAND} -E copy_if_different "${_input}" "${CMAKE_CURRENT_BINARY_DIR}/${_name}" # ensure same directory! Required by gcc
DEPENDS "${_input}"
)

8
modules/calib3d/test/test_cameracalibration.cpp
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@ -1480,7 +1480,7 @@ void CV_StereoCalibrationTest::run( int )
if( norm(R1t*R1 - eye33) > 0.01 ||
norm(R2t*R2 - eye33) > 0.01 ||
abs(determinant(F)) > 0.01)
std::abs(determinant(F)) > 0.01)
{
ts->printf( cvtest::TS::LOG, "The computed (by rectify) R1 and R2 are not orthogonal,"
"or the computed (by calibrate) F is not singular, testcase %d\n", testcase);
@ -1617,7 +1617,7 @@ void CV_StereoCalibrationTest::run( int )
perspectiveTransform( _imgpt1, rectifPoints1, _H1 );
perspectiveTransform( _imgpt2, rectifPoints2, _H2 );
bool verticalStereo = abs(P2.at<double>(0,3)) < abs(P2.at<double>(1,3));
bool verticalStereo = std::abs(P2.at<double>(0,3)) < std::abs(P2.at<double>(1,3));
double maxDiff_c = 0, maxDiff_uc = 0;
for( int i = 0, k = 0; i < nframes; i++ )
{
@ -1627,9 +1627,9 @@ void CV_StereoCalibrationTest::run( int )
for( int j = 0; j < npoints; j++, k++ )
{
double diff_c = verticalStereo ? abs(temp[0][j].x - temp[1][j].x) : abs(temp[0][j].y - temp[1][j].y);
double diff_c = verticalStereo ? std::abs(temp[0][j].x - temp[1][j].x) : std::abs(temp[0][j].y - temp[1][j].y);
Point2f d = rectifPoints1.at<Point2f>(k,0) - rectifPoints2.at<Point2f>(k,0);
double diff_uc = verticalStereo ? abs(d.x) : abs(d.y);
double diff_uc = verticalStereo ? std::abs(d.x) : std::abs(d.y);
maxDiff_c = max(maxDiff_c, diff_c);
maxDiff_uc = max(maxDiff_uc, diff_uc);
if( maxDiff_c > maxScanlineDistErr_c )

2
modules/calib3d/test/test_fisheye.cpp
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@ -381,7 +381,7 @@ TEST_F(fisheyeTest, EtimateUncertainties)
EXPECT_MAT_NEAR(errors.c, cv::Vec2d(0.890439368129246, 0.816096854937896), 1e-10);
EXPECT_MAT_NEAR(errors.k, cv::Vec4d(0.00516248605191506, 0.0168181467500934, 0.0213118690274604, 0.00916010877545648), 1e-10);
EXPECT_MAT_NEAR(err_std, cv::Vec2d(0.187475975266883, 0.185678953263995), 1e-10);
CV_Assert(abs(rms - 0.263782587133546) < 1e-10);
CV_Assert(std::abs(rms - 0.263782587133546) < 1e-10);
CV_Assert(errors.alpha == 0);
}

38
modules/contrib/src/chamfermatching.cpp
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@ -966,10 +966,8 @@ void ChamferMatcher::Matching::computeDistanceTransform(Mat& edges_img, Mat& dis
for (int y=0;y<h;++y) {
for (int x=0;x<w;++x) {
// initialize
if (&annotate_img!=NULL) {
annotate_img.at<Vec2i>(y,x)[0]=x;
annotate_img.at<Vec2i>(y,x)[1]=y;
}
annotate_img.at<Vec2i>(y,x)[0]=x;
annotate_img.at<Vec2i>(y,x)[1]=y;
uchar edge_val = edges_img.at<uchar>(y,x);
if( (edge_val!=0) ) {
@ -1013,10 +1011,8 @@ void ChamferMatcher::Matching::computeDistanceTransform(Mat& edges_img, Mat& dis
dist_img.at<float>(ny,nx) = dist;
q.push(std::make_pair(nx,ny));
if (&annotate_img!=NULL) {
annotate_img.at<Vec2i>(ny,nx)[0]=annotate_img.at<Vec2i>(y,x)[0];
annotate_img.at<Vec2i>(ny,nx)[1]=annotate_img.at<Vec2i>(y,x)[1];
}
annotate_img.at<Vec2i>(ny,nx)[0]=annotate_img.at<Vec2i>(y,x)[0];
annotate_img.at<Vec2i>(ny,nx)[1]=annotate_img.at<Vec2i>(y,x)[1];
}
}
}
@ -1107,26 +1103,22 @@ ChamferMatcher::Match* ChamferMatcher::Matching::localChamferDistance(Point offs
float cost = (sum_distance/truncate_)/addr.size();
float* optr = orientation_img.ptr<float>(y)+x;
float sum_orientation = 0;
int cnt_orientation = 0;
if (&orientation_img!=NULL) {
float* optr = orientation_img.ptr<float>(y)+x;
float sum_orientation = 0;
int cnt_orientation = 0;
for (size_t i=0;i<addr.size();++i) {
for (size_t i=0;i<addr.size();++i) {
if(addr[i] < (orientation_img.cols*orientation_img.rows) - (offset.y*orientation_img.cols + offset.x)){
if (tpl->orientations[i]>=-CV_PI && (*(optr+addr[i]))>=-CV_PI) {
sum_orientation += orientation_diff(tpl->orientations[i], (*(optr+addr[i])));
cnt_orientation++;
}
if(addr[i] < (orientation_img.cols*orientation_img.rows) - (offset.y*orientation_img.cols + offset.x)){
if (tpl->orientations[i]>=-CV_PI && (*(optr+addr[i]))>=-CV_PI) {
sum_orientation += orientation_diff(tpl->orientations[i], (*(optr+addr[i])));
cnt_orientation++;
}
}
}
if (cnt_orientation>0) {
cost = (float)(beta*cost+alpha*(sum_orientation/(2*CV_PI))/cnt_orientation);
}
if (cnt_orientation>0) {
cost = (float)(beta*cost+alpha*(sum_orientation/(2*CV_PI))/cnt_orientation);
}
if(cost > 0){

2
modules/highgui/src/cap_avfoundation.mm
View File

@ -913,7 +913,7 @@ IplImage* CvCaptureFile::retrieveFramePixelBuffer() {
}
AVAssetReaderTrackOutput * output = [mMovieReader.outputs objectAtIndex:0];
AVAssetReaderOutput * output = [mMovieReader.outputs objectAtIndex:0];
CMSampleBufferRef sampleBuffer = [output copyNextSampleBuffer];
if (!sampleBuffer) {
[localpool drain];

2
modules/highgui/src/cap_qtkit.mm
View File

@ -297,7 +297,7 @@ bool CvCaptureCAM::grabFrame(double timeOut) {
// method exits immediately"
// using usleep() is not a good alternative, because it may block the GUI.
// Create a dummy timer so that runUntilDate does not exit immediately:
[NSTimer scheduledTimerWithTimeInterval:100 target:nil selector:@selector(doFireTimer:) userInfo:nil repeats:YES];
[NSTimer scheduledTimerWithTimeInterval:100 target:capture selector:@selector(doFireTimer:) userInfo:nil repeats:YES];
while (![capture updateImage] && (total += sleepTime)<=timeOut) {
[[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:sleepTime]];
}

2
modules/java/CMakeLists.txt
View File

@ -247,7 +247,7 @@ if(ANDROID)
# build the library project
# normally we should do this after a native part, but for a library project we can build the java part first
add_custom_command(OUTPUT "${JAR_FILE}" "${JAR_FILE}.dephelper"
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug -Djava.target=1.6 -Djava.source=1.6
COMMAND ${CMAKE_COMMAND} -E touch "${JAR_FILE}.dephelper" # can not rely on classes.jar because different versions of SDK update timestamp at different times
WORKING_DIRECTORY "${OpenCV_BINARY_DIR}"
DEPENDS ${step3_depends}

2
modules/java/android_test/CMakeLists.txt
View File

@ -43,7 +43,7 @@ list(APPEND opencv_test_java_file_deps ${android_proj_target_files})
add_custom_command(
OUTPUT "${opencv_test_java_bin_dir}/bin/OpenCVTest-debug.apk"
COMMAND ${CMAKE_COMMAND} -E copy "${OpenCV_BINARY_DIR}/lib/${ANDROID_NDK_ABI_NAME}/libopencv_java.so" "${opencv_test_java_bin_dir}/libs/${ANDROID_NDK_ABI_NAME}/libopencv_java.so"
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug
COMMAND ${ANT_EXECUTABLE} -q -noinput -k debug -Djava.target=1.6 -Djava.source=1.6
COMMAND ${CMAKE_COMMAND} -E touch "${opencv_test_java_bin_dir}/bin/OpenCVTest-debug.apk" # needed because ant does not update the timestamp of updated apk
WORKING_DIRECTORY "${opencv_test_java_bin_dir}"
MAIN_DEPENDENCY "${opencv_test_java_bin_dir}/${ANDROID_MANIFEST_FILE}"

4
modules/ml/src/svm.cpp
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@ -1880,7 +1880,7 @@ bool CvSVM::train_auto( const CvMat* _train_data, const CvMat* _responses,
qsort(ratios, k_fold, sizeof(ratios[0]), icvCmpIndexedratio);
double old_dist = 0.0;
for (int k=0; k<k_fold; ++k)
old_dist += abs(ratios[k].val-class_ratio);
old_dist += std::abs(ratios[k].val-class_ratio);
double new_dist = 1.0;
// iterate to make the folds more balanced
while (new_dist > 0.0)
@ -1897,7 +1897,7 @@ bool CvSVM::train_auto( const CvMat* _train_data, const CvMat* _responses,
qsort(ratios, k_fold, sizeof(ratios[0]), icvCmpIndexedratio);
new_dist = 0.0;
for (int k=0; k<k_fold; ++k)
new_dist += abs(ratios[k].val-class_ratio);
new_dist += std::abs(ratios[k].val-class_ratio);
if (new_dist < old_dist)
{
// swapping really improves, so swap the samples

16
modules/ocl/test/test_arithm.cpp
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@ -879,8 +879,8 @@ OCL_TEST_P(MinMaxLoc, MAT)
minlocVal_ = src1_roi.at<float>(minLoc_);
maxlocVal = src1_roi.at<float>(maxLoc);
maxlocVal_ = src1_roi.at<float>(maxLoc_);
error0 = ::abs(src1_roi.at<float>(minLoc_) - src1_roi.at<float>(minLoc));
error1 = ::abs(src1_roi.at<float>(maxLoc_) - src1_roi.at<float>(maxLoc));
error0 = std::abs(src1_roi.at<float>(minLoc_) - src1_roi.at<float>(minLoc));
error1 = std::abs(src1_roi.at<float>(maxLoc_) - src1_roi.at<float>(maxLoc));
}
if (oneDepth == 6)
{
@ -888,8 +888,8 @@ OCL_TEST_P(MinMaxLoc, MAT)
minlocVal_ = src1_roi.at<double>(minLoc_);
maxlocVal = src1_roi.at<double>(maxLoc);
maxlocVal_ = src1_roi.at<double>(maxLoc_);
error0 = ::abs(src1_roi.at<double>(minLoc_) - src1_roi.at<double>(minLoc));
error1 = ::abs(src1_roi.at<double>(maxLoc_) - src1_roi.at<double>(maxLoc));
error0 = std::abs(src1_roi.at<double>(minLoc_) - src1_roi.at<double>(minLoc));
error1 = std::abs(src1_roi.at<double>(maxLoc_) - src1_roi.at<double>(maxLoc));
}
EXPECT_DOUBLE_EQ(minVal_, minVal);
@ -993,8 +993,8 @@ OCL_TEST_P(MinMaxLoc, MASK)
minlocVal_ = src1_roi.at<float>(minLoc_);
maxlocVal = src1_roi.at<float>(maxLoc);
maxlocVal_ = src1_roi.at<float>(maxLoc_);
error0 = ::abs(src1_roi.at<float>(minLoc_) - src1_roi.at<float>(minLoc));
error1 = ::abs(src1_roi.at<float>(maxLoc_) - src1_roi.at<float>(maxLoc));
error0 = std::abs(src1_roi.at<float>(minLoc_) - src1_roi.at<float>(minLoc));
error1 = std::abs(src1_roi.at<float>(maxLoc_) - src1_roi.at<float>(maxLoc));
}
if (oneDepth == 6)
{
@ -1002,8 +1002,8 @@ OCL_TEST_P(MinMaxLoc, MASK)
minlocVal_ = src1_roi.at<double>(minLoc_);
maxlocVal = src1_roi.at<double>(maxLoc);
maxlocVal_ = src1_roi.at<double>(maxLoc_);
error0 = ::abs(src1_roi.at<double>(minLoc_) - src1_roi.at<double>(minLoc));
error1 = ::abs(src1_roi.at<double>(maxLoc_) - src1_roi.at<double>(maxLoc));
error0 = std::abs(src1_roi.at<double>(minLoc_) - src1_roi.at<double>(minLoc));
error1 = std::abs(src1_roi.at<double>(maxLoc_) - src1_roi.at<double>(maxLoc));
}
EXPECT_DOUBLE_EQ(minVal_, minVal);

4
modules/ts/src/gpu_test.cpp
View File

@ -418,8 +418,8 @@ namespace cvtest
if (dist < maxPtDif &&
fabs(p1.size - p2.size) < maxSizeDif &&
abs(p1.angle - p2.angle) < maxAngleDif &&
abs(p1.response - p2.response) < maxResponseDif &&
std::abs(p1.angle - p2.angle) < maxAngleDif &&
std::abs(p1.response - p2.response) < maxResponseDif &&
p1.octave == p2.octave &&
p1.class_id == p2.class_id)
{

10
platforms/android/android.toolchain.cmake
View File

@ -1613,13 +1613,13 @@ endmacro()
macro( ANDROID_GET_ABI_RAWNAME TOOLCHAIN_FLAG VAR )
if( "${TOOLCHAIN_FLAG}" STREQUAL "ARMEABI" )
if( "x${TOOLCHAIN_FLAG}" STREQUAL "xARMEABI" )
set( ${VAR} "armeabi" )
elseif( "${TOOLCHAIN_FLAG}" STREQUAL "ARMEABI_V7A" )
elseif( "x${TOOLCHAIN_FLAG}" STREQUAL "xARMEABI_V7A" )
set( ${VAR} "armeabi-v7a" )
elseif( "${TOOLCHAIN_FLAG}" STREQUAL "X86" )
elseif( "x${TOOLCHAIN_FLAG}" STREQUAL "xX86" )
set( ${VAR} "x86" )
elseif( "${TOOLCHAIN_FLAG}" STREQUAL "MIPS" )
elseif( "x${TOOLCHAIN_FLAG}" STREQUAL "xMIPS" )
set( ${VAR} "mips" )
else()
set( ${VAR} "unknown" )
@ -1652,7 +1652,7 @@ if( NOT PROJECT_NAME STREQUAL "CMAKE_TRY_COMPILE" )
ANDROID_APP_PIE
)
if( DEFINED ${__var} )
if( "${__var}" MATCHES " ")
if( "${${__var}}" MATCHES " ")
set( __toolchain_config "${__toolchain_config}set( ${__var} \"${${__var}}\" CACHE INTERNAL \"\" )\n" )
else()
set( __toolchain_config "${__toolchain_config}set( ${__var} ${${__var}} CACHE INTERNAL \"\" )\n" )

4
samples/gpu/farneback_optical_flow.cpp
View File

@ -24,8 +24,8 @@ static void colorizeFlow(const Mat &u, const Mat &v, Mat &dst)
minMaxLoc(u, &uMin, &uMax, 0, 0);
double vMin, vMax;
minMaxLoc(v, &vMin, &vMax, 0, 0);
uMin = ::abs(uMin); uMax = ::abs(uMax);
vMin = ::abs(vMin); vMax = ::abs(vMax);
uMin = std::abs(uMin); uMax = std::abs(uMax);
vMin = std::abs(vMin); vMax = std::abs(vMax);
float dMax = static_cast<float>(::max(::max(uMin, uMax), ::max(vMin, vMax)));
dst.create(u.size(), CV_8UC3);