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ba8975050b76ced3ff62c497575cf8145b8fc39c
opencv-mobile/patches/opencv-4.12.0-no-rtti.patch
nihui ba8975050b update to opencv 4.12.0 (#204) 
* drop OpenCV-Linux.cmake
2025-08-03 19:30:25 +08:00

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diff -Nuarp opencv-4.12.0.orig/modules/core/include/opencv2/core/bindings_utils.hpp opencv-4.12.0/modules/core/include/opencv2/core/bindings_utils.hpp
--- opencv-4.12.0.orig/modules/core/include/opencv2/core/bindings_utils.hpp 2025-07-13 20:34:53.372129425 +0800
+++ opencv-4.12.0/modules/core/include/opencv2/core/bindings_utils.hpp 2025-07-13 21:38:10.818186252 +0800
@@ -202,12 +202,6 @@ void generateVectorOfMat(size_t len, int
}
CV_WRAP static inline
-void testRaiseGeneralException()
-{
- throw std::runtime_error("exception text");
-}
-
-CV_WRAP static inline
AsyncArray testAsyncArray(InputArray argument)
{
AsyncPromise p;
@@ -219,14 +213,6 @@ CV_WRAP static inline
AsyncArray testAsyncException()
{
AsyncPromise p;
- try
- {
- CV_Error(Error::StsOk, "Test: Generated async error");
- }
- catch (const cv::Exception& e)
- {
- p.setException(e);
- }
return p.getArrayResult();
}
diff -Nuarp opencv-4.12.0.orig/modules/core/src/async.cpp opencv-4.12.0/modules/core/src/async.cpp
--- opencv-4.12.0.orig/modules/core/src/async.cpp 2025-07-13 20:39:13.959090096 +0800
+++ opencv-4.12.0/modules/core/src/async.cpp 2025-07-13 21:38:10.818321197 +0800
@@ -100,7 +100,6 @@ struct AsyncArray::Impl
if (has_exception)
{
result_is_fetched = true;
- throw cv_exception;
}
CV_Error(Error::StsInternal, "AsyncArray: invalid state of 'has_result = true'");
}
@@ -264,7 +263,6 @@ struct AsyncArray::Impl
if (has_exception)
{
result_is_fetched = true;
- throw cv_exception;
}
CV_Error(Error::StsInternal, "AsyncArray: invalid state of 'has_result = true'");
return false;
diff -Nuarp opencv-4.12.0.orig/modules/core/src/bindings_utils.cpp opencv-4.12.0/modules/core/src/bindings_utils.cpp
--- opencv-4.12.0.orig/modules/core/src/bindings_utils.cpp 2025-07-13 20:34:53.534086711 +0800
+++ opencv-4.12.0/modules/core/src/bindings_utils.cpp 2025-07-13 21:38:10.818378715 +0800
@@ -22,7 +22,7 @@ String dumpInputArray(InputArray argumen
return "InputArray: noArray()";
std::ostringstream ss;
ss << "InputArray:";
- try {
+ {
do {
ss << (argument.empty() ? " empty()=true" : " empty()=false");
ss << cv::format(" kind=0x%08llx", (long long int)argument.kind());
@@ -56,14 +56,6 @@ String dumpInputArray(InputArray argumen
ss << " type(-1)=" << cv::typeToString(argument.type(-1));
} while (0);
}
- catch (const std::exception& e)
- {
- ss << " ERROR: exception occurred: " << e.what();
- }
- catch (...)
- {
- ss << " ERROR: unknown exception occurred, dump is non-complete";
- }
return ss.str();
}
@@ -73,7 +65,7 @@ CV_EXPORTS_W String dumpInputArrayOfArra
return "InputArrayOfArrays: noArray()";
std::ostringstream ss;
ss << "InputArrayOfArrays:";
- try {
+ {
do {
ss << (argument.empty() ? " empty()=true" : " empty()=false");
ss << cv::format(" kind=0x%08llx", (long long int)argument.kind());
@@ -113,14 +105,6 @@ CV_EXPORTS_W String dumpInputArrayOfArra
}
} while (0);
}
- catch (const std::exception& e)
- {
- ss << " ERROR: exception occurred: " << e.what();
- }
- catch (...)
- {
- ss << " ERROR: unknown exception occurred, dump is non-complete";
- }
return ss.str();
}
@@ -130,7 +114,7 @@ CV_EXPORTS_W String dumpInputOutputArray
return "InputOutputArray: noArray()";
std::ostringstream ss;
ss << "InputOutputArray:";
- try {
+ {
do {
ss << (argument.empty() ? " empty()=true" : " empty()=false");
ss << cv::format(" kind=0x%08llx", (long long int)argument.kind());
@@ -164,14 +148,6 @@ CV_EXPORTS_W String dumpInputOutputArray
ss << " type(-1)=" << cv::typeToString(argument.type(-1));
} while (0);
}
- catch (const std::exception& e)
- {
- ss << " ERROR: exception occurred: " << e.what();
- }
- catch (...)
- {
- ss << " ERROR: unknown exception occurred, dump is non-complete";
- }
return ss.str();
}
@@ -181,7 +157,7 @@ CV_EXPORTS_W String dumpInputOutputArray
return "InputOutputArrayOfArrays: noArray()";
std::ostringstream ss;
ss << "InputOutputArrayOfArrays:";
- try {
+ {
do {
ss << (argument.empty() ? " empty()=true" : " empty()=false");
ss << cv::format(" kind=0x%08llx", (long long int)argument.kind());
@@ -221,14 +197,6 @@ CV_EXPORTS_W String dumpInputOutputArray
}
} while (0);
}
- catch (const std::exception& e)
- {
- ss << " ERROR: exception occurred: " << e.what();
- }
- catch (...)
- {
- ss << " ERROR: unknown exception occurred, dump is non-complete";
- }
return ss.str();
}
diff -Nuarp opencv-4.12.0.orig/modules/core/src/command_line_parser.cpp opencv-4.12.0/modules/core/src/command_line_parser.cpp
--- opencv-4.12.0.orig/modules/core/src/command_line_parser.cpp 2025-07-13 20:34:53.537230759 +0800
+++ opencv-4.12.0/modules/core/src/command_line_parser.cpp 2025-07-13 21:38:10.818428600 +0800
@@ -119,7 +119,6 @@ static void from_str(const String& str,
void CommandLineParser::getByName(const String& name, bool space_delete, Param type, void* dst) const
{
- try
{
for (size_t i = 0; i < impl->data.size(); i++)
{
@@ -144,12 +143,6 @@ void CommandLineParser::getByName(const
}
}
}
- catch (const Exception& e)
- {
- impl->error = true;
- impl->error_message = impl->error_message + "Parameter '"+ name + "': " + e.err + "\n";
- return;
- }
CV_Error_(Error::StsBadArg, ("undeclared key '%s' requested", name.c_str()));
}
@@ -157,7 +150,6 @@ void CommandLineParser::getByName(const
void CommandLineParser::getByIndex(int index, bool space_delete, Param type, void* dst) const
{
- try
{
for (size_t i = 0; i < impl->data.size(); i++)
{
@@ -177,12 +169,6 @@ void CommandLineParser::getByIndex(int i
}
}
}
- catch (const Exception& e)
- {
- impl->error = true;
- impl->error_message = impl->error_message + format("Parameter #%d: ", index) + e.err + "\n";
- return;
- }
CV_Error_(Error::StsBadArg, ("undeclared position %d requested", index));
}
@@ -464,16 +450,7 @@ std::vector<String> CommandLineParser::I
{
if (begin == true)
{
- throw cv::Exception(cv::Error::StsParseError,
- String("error in split_range_string(")
- + str
- + String(", ")
- + String(1, fs)
- + String(", ")
- + String(1, ss)
- + String(")"),
- "", __FILE__, __LINE__
- );
+ return vec;
}
begin = true;
word = "";
@@ -484,16 +461,7 @@ std::vector<String> CommandLineParser::I
{
if (begin == false)
{
- throw cv::Exception(cv::Error::StsParseError,
- String("error in split_range_string(")
- + str
- + String(", ")
- + String(1, fs)
- + String(", ")
- + String(1, ss)
- + String(")"),
- "", __FILE__, __LINE__
- );
+ return vec;
}
begin = false;
vec.push_back(word);
@@ -508,16 +476,7 @@ std::vector<String> CommandLineParser::I
if (begin == true)
{
- throw cv::Exception(cv::Error::StsParseError,
- String("error in split_range_string(")
- + str
- + String(", ")
- + String(1, fs)
- + String(", ")
- + String(1, ss)
- + String(")"),
- "", __FILE__, __LINE__
- );
+ return vec;
}
return vec;
diff -Nuarp opencv-4.12.0.orig/modules/core/src/dxt.cpp opencv-4.12.0/modules/core/src/dxt.cpp
--- opencv-4.12.0.orig/modules/core/src/dxt.cpp 2025-07-13 20:39:13.959381686 +0800
+++ opencv-4.12.0/modules/core/src/dxt.cpp 2025-07-13 21:37:40.157743062 +0800
@@ -826,6 +826,30 @@ struct OcvDftOptions {
}
};
+template<typename T>
+struct HALDFTCaller;
+
+template<>
+struct HALDFTCaller<float> {
+ static void call(const OcvDftOptions& c, const Complex<float>* src, Complex<float>* dst) {
+ CALL_HAL(dft, cv_hal_dft, reinterpret_cast<const uchar*>(src), reinterpret_cast<uchar*>(dst), CV_32F,
+ c.nf, c.factors, c.scale, c.itab, c.wave, c.tab_size, c.n, c.isInverse, c.noPermute);
+ }
+};
+
+template<>
+struct HALDFTCaller<double> {
+ static void call(const OcvDftOptions& c, const Complex<double>* src, Complex<double>* dst) {
+ CALL_HAL(dft, cv_hal_dft, reinterpret_cast<const uchar*>(src), reinterpret_cast<uchar*>(dst), CV_64F,
+ c.nf, c.factors, c.scale, c.itab, c.wave, c.tab_size, c.n, c.isInverse, c.noPermute);
+ }
+};
+
+template<typename T>
+static void HALDFT(const OcvDftOptions& c, const Complex<T>* src, Complex<T>* dst) {
+ HALDFTCaller<T>::call(c, src, dst);
+}
+
// mixed-radix complex discrete Fourier transform: double-precision version
template<typename T> static void
DFT(const OcvDftOptions & c, const Complex<T>* src, Complex<T>* dst)
@@ -841,16 +865,7 @@ DFT(const OcvDftOptions & c, const Compl
Complex<T> t;
T scale = (T)c.scale;
- if(typeid(T) == typeid(float))
- {
- CALL_HAL(dft, cv_hal_dft, reinterpret_cast<const uchar*>(src), reinterpret_cast<uchar*>(dst), CV_32F,
- c.nf, c.factors, c.scale, c.itab, c.wave, c.tab_size, c.n, c.isInverse, c.noPermute);
- }
- if(typeid(T) == typeid(double))
- {
- CALL_HAL(dft, cv_hal_dft, reinterpret_cast<const uchar*>(src), reinterpret_cast<uchar*>(dst), CV_64F,
- c.nf, c.factors, c.scale, c.itab, c.wave, c.tab_size, c.n, c.isInverse, c.noPermute);
- }
+ HALDFT(c, src, dst);
if( c.useIpp )
{
diff -Nuarp opencv-4.12.0.orig/modules/core/src/glob.cpp opencv-4.12.0/modules/core/src/glob.cpp
--- opencv-4.12.0.orig/modules/core/src/glob.cpp 2025-07-13 20:34:53.536156931 +0800
+++ opencv-4.12.0/modules/core/src/glob.cpp 2025-07-13 21:38:10.818490446 +0800
@@ -243,7 +243,6 @@ static void glob_rec(const cv::String& d
if ((dir = opendir (directory.c_str())) != 0)
{
/* find all the files and directories within directory */
- try
{
struct dirent *ent;
while ((ent = readdir (dir)) != 0)
@@ -267,11 +266,6 @@ static void glob_rec(const cv::String& d
result.push_back(entry);
}
}
- catch (...)
- {
- closedir(dir);
- throw;
- }
closedir(dir);
}
else
diff -Nuarp opencv-4.12.0.orig/modules/core/src/matrix.cpp opencv-4.12.0/modules/core/src/matrix.cpp
--- opencv-4.12.0.orig/modules/core/src/matrix.cpp 2025-07-13 20:34:53.545189782 +0800
+++ opencv-4.12.0/modules/core/src/matrix.cpp 2025-07-13 21:38:10.818552694 +0800
@@ -694,20 +694,11 @@ void Mat::create(int d, const int* _size
MatAllocator *a = allocator, *a0 = getDefaultAllocator();
if(!a)
a = a0;
- try
{
u = a->allocate(dims, size, _type, 0, step.p, ACCESS_RW /* ignored */, USAGE_DEFAULT);
CV_Assert(u != 0);
allocator = a;
}
- catch (...)
- {
- if (a == a0)
- throw;
- u = a0->allocate(dims, size, _type, 0, step.p, ACCESS_RW /* ignored */, USAGE_DEFAULT);
- CV_Assert(u != 0);
- allocator = a0;
- }
CV_Assert( step[dims-1] == (size_t)CV_ELEM_SIZE(flags) );
}
@@ -757,7 +748,6 @@ Mat::Mat(const Mat& m, const Range& _row
}
*this = m;
- try
{
if( _rowRange != Range::all() && _rowRange != Range(0,rows) )
{
@@ -777,11 +767,6 @@ Mat::Mat(const Mat& m, const Range& _row
flags |= SUBMATRIX_FLAG;
}
}
- catch(...)
- {
- release();
- throw;
- }
updateContinuityFlag();
diff -Nuarp opencv-4.12.0.orig/modules/core/src/parallel/parallel.cpp opencv-4.12.0/modules/core/src/parallel/parallel.cpp
--- opencv-4.12.0.orig/modules/core/src/parallel/parallel.cpp 2025-07-13 20:34:53.506481139 +0800
+++ opencv-4.12.0/modules/core/src/parallel/parallel.cpp 2025-07-13 21:38:10.818617917 +0800
@@ -60,7 +60,6 @@ std::shared_ptr<ParallelForAPI> createPa
}
isKnown = true;
}
- try
{
CV_LOG_DEBUG(NULL, "core(parallel): trying backend: " << info.name << " (priority=" << info.priority << ")");
if (!info.backendFactory)
@@ -79,14 +78,6 @@ std::shared_ptr<ParallelForAPI> createPa
getParallelBackendName() = info.name;
return backend;
}
- catch (const std::exception& e)
- {
- CV_LOG_WARNING(NULL, "core(parallel): can't initialize " << info.name << " backend: " << e.what());
- }
- catch (...)
- {
- CV_LOG_WARNING(NULL, "core(parallel): can't initialize " << info.name << " backend: Unknown C++ exception");
- }
}
if (name.empty())
{
diff -Nuarp opencv-4.12.0.orig/modules/core/src/parallel/plugin_parallel_wrapper.impl.hpp opencv-4.12.0/modules/core/src/parallel/plugin_parallel_wrapper.impl.hpp
--- opencv-4.12.0.orig/modules/core/src/parallel/plugin_parallel_wrapper.impl.hpp 2025-07-13 20:34:53.506007655 +0800
+++ opencv-4.12.0/modules/core/src/parallel/plugin_parallel_wrapper.impl.hpp 2025-07-13 21:38:10.818654306 +0800
@@ -155,15 +155,10 @@ protected:
void initBackend()
{
AutoLock lock(getInitializationMutex());
- try
{
if (!initialized)
loadPlugin();
}
- catch (...)
- {
- CV_LOG_INFO(NULL, "core(parallel): exception during plugin loading: " << baseName_ << ". SKIP");
- }
initialized = true;
}
void loadPlugin();
@@ -243,7 +238,6 @@ void PluginParallelBackendFactory::loadP
{
continue;
}
- try
{
auto pluginBackend = std::make_shared<PluginParallelBackend>(lib);
if (!pluginBackend)
@@ -264,10 +258,6 @@ void PluginParallelBackendFactory::loadP
backend = pluginBackend;
return;
}
- catch (...)
- {
- CV_LOG_WARNING(NULL, "core(parallel): exception during plugin initialization: " << toPrintablePath(plugin) << ". SKIP");
- }
}
}
diff -Nuarp opencv-4.12.0.orig/modules/core/src/parallel.cpp opencv-4.12.0/modules/core/src/parallel.cpp
--- opencv-4.12.0.orig/modules/core/src/parallel.cpp 2025-07-13 20:34:53.534609328 +0800
+++ opencv-4.12.0/modules/core/src/parallel.cpp 2025-07-13 21:38:10.818707437 +0800
@@ -355,29 +355,9 @@ namespace {
CV_TRACE_ARG_VALUE(range_end, "range.end", (int64)r.end);
#endif
- try
{
(*ctx.body)(r);
}
-#if CV__EXCEPTION_PTR
- catch (...)
- {
- ctx.recordException();
- }
-#else
- catch (const cv::Exception& e)
- {
- ctx.recordException(e.what());
- }
- catch (const std::exception& e)
- {
- ctx.recordException(e.what());
- }
- catch (...)
- {
- ctx.recordException("Unknown exception");
- }
-#endif
if (!ctx.is_rng_used && !(cv::theRNG() == ctx.rng))
ctx.is_rng_used = true;
@@ -523,16 +503,10 @@ void parallel_for_(const cv::Range& rang
isNotNestedRegion = !flagNestedParallelFor.exchange(true);
if (isNotNestedRegion)
{
- try
{
parallel_for_impl(range, body, nstripes);
flagNestedParallelFor = false;
}
- catch (...)
- {
- flagNestedParallelFor = false;
- throw;
- }
}
else // nested parallel_for_() calls are not parallelized
{
diff -Nuarp opencv-4.12.0.orig/modules/core/src/persistence.cpp opencv-4.12.0/modules/core/src/persistence.cpp
--- opencv-4.12.0.orig/modules/core/src/persistence.cpp 2025-07-13 20:34:53.538606458 +0800
+++ opencv-4.12.0/modules/core/src/persistence.cpp 2025-07-13 21:38:10.818819829 +0800
@@ -758,7 +758,7 @@ bool FileStorage::Impl::open(const char
strbufpos = bufOffset;
bufofs = 0;
- try {
+ {
char *ptr = bufferStart();
ptr[0] = ptr[1] = ptr[2] = '\0';
FileNode root_nodes(fs_ext, 0, 0);
@@ -799,13 +799,6 @@ bool FileStorage::Impl::open(const char
}
}
}
- catch (...)
- {
- // FIXIT log error message
- is_opened = true;
- release();
- throw;
- }
// release resources that we do not need anymore
closeFile();
@@ -1943,18 +1936,12 @@ FileStorage::~FileStorage()
bool FileStorage::open(const String& filename, int flags, const String& encoding)
{
- try
{
bool ok = p->open(filename.c_str(), flags, encoding.c_str());
if(ok)
state = FileStorage::NAME_EXPECTED + FileStorage::INSIDE_MAP;
return ok;
}
- catch (...)
- {
- release();
- throw; // re-throw
- }
}
bool FileStorage::isOpened() const { return p->is_opened; }
diff -Nuarp opencv-4.12.0.orig/modules/core/src/system.cpp opencv-4.12.0/modules/core/src/system.cpp
--- opencv-4.12.0.orig/modules/core/src/system.cpp 2025-07-13 20:34:53.503020142 +0800
+++ opencv-4.12.0/modules/core/src/system.cpp 2025-07-13 21:38:10.818983909 +0800
@@ -1272,7 +1272,6 @@ void error( const Exception& exc )
*p = 0;
}
- throw exc;
#ifdef __GNUC__
# if !defined __clang__ && !defined __APPLE__
// this suppresses this warning: "noreturn" function does return [enabled by default]
@@ -2080,15 +2079,9 @@ void* TLSDataContainer::getData() const
{
// Create new data instance and save it to TLS storage
pData = createDataInstance();
- try
{
getTlsStorage().setData(key_, pData);
}
- catch (...)
- {
- deleteDataInstance(pData);
- throw;
- }
}
return pData;
}
@@ -2192,7 +2185,7 @@ inline bool parseOption(const std::strin
{
return false;
}
- throw ParseError(value);
+ return false;
}
template<>
@@ -2213,7 +2206,7 @@ inline size_t parseOption(const std::str
return v * 1024 * 1024;
else if (suffixStr == "KB" || suffixStr == "Kb" || suffixStr == "kb")
return v * 1024;
- throw ParseError(value);
+ return v;
}
template<>
@@ -2256,16 +2249,11 @@ static inline const char * envRead(const
template<typename T>
inline T read(const std::string & k, const T & defaultValue)
{
- try
{
const char * res = envRead(k.c_str());
if (res)
return parseOption<T>(std::string(res));
}
- catch (const ParseError &err)
- {
- CV_Error(cv::Error::StsBadArg, err.toString(k));
- }
return defaultValue;
}
diff -Nuarp opencv-4.12.0.orig/modules/core/src/umatrix.cpp opencv-4.12.0/modules/core/src/umatrix.cpp
--- opencv-4.12.0.orig/modules/core/src/umatrix.cpp 2025-07-13 20:39:13.960069736 +0800
+++ opencv-4.12.0/modules/core/src/umatrix.cpp 2025-07-13 21:38:10.819101641 +0800
@@ -594,14 +594,9 @@ UMat Mat::getUMat(AccessFlag accessFlags
new_u->originalUMatData = u;
}
bool allocated = false;
- try
{
allocated = UMat::getStdAllocator()->allocate(new_u, accessFlags, usageFlags);
}
- catch (const cv::Exception& e)
- {
- fprintf(stderr, "Exception: %s\n", e.what());
- }
if (!allocated)
{
allocated = getDefaultAllocator()->allocate(new_u, accessFlags, usageFlags);
@@ -618,7 +613,6 @@ UMat Mat::getUMat(AccessFlag accessFlags
CV_XADD(&(u->refcount), 1);
CV_XADD(&(u->urefcount), 1);
}
- try
{
hdr.flags = flags;
hdr.usageFlags = usageFlags;
@@ -629,16 +623,6 @@ UMat Mat::getUMat(AccessFlag accessFlags
hdr.addref();
return hdr;
}
- catch(...)
- {
- if (u != NULL)
- {
- CV_XADD(&(u->refcount), -1);
- CV_XADD(&(u->urefcount), -1);
- }
- new_u->currAllocator->deallocate(new_u);
- throw;
- }
}
@@ -690,17 +674,10 @@ void UMat::create(int d, const int* _siz
a = a0;
a0 = Mat::getDefaultAllocator();
}
- try
{
u = a->allocate(dims, size, _type, 0, step.p, ACCESS_RW /* ignored */, usageFlags);
CV_Assert(u != 0);
}
- catch(...)
- {
- if(a != a0)
- u = a0->allocate(dims, size, _type, 0, step.p, ACCESS_RW /* ignored */, usageFlags);
- CV_Assert(u != 0);
- }
CV_Assert( step[dims-1] == (size_t)CV_ELEM_SIZE(flags) );
}
@@ -1067,7 +1044,6 @@ Mat UMat::getMat(AccessFlag accessFlags)
// TODO Support ACCESS_READ (ACCESS_WRITE) without unnecessary data transfers
accessFlags |= ACCESS_RW;
UMatDataAutoLock autolock(u);
- try
{
if(CV_XADD(&u->refcount, 1) == 0)
u->currAllocator->map(u, accessFlags);
@@ -1082,11 +1058,6 @@ Mat UMat::getMat(AccessFlag accessFlags)
return hdr;
}
}
- catch(...)
- {
- CV_XADD(&u->refcount, -1);
- throw;
- }
CV_XADD(&u->refcount, -1);
CV_Assert(u->data != 0 && "Error mapping of UMat to host memory.");
return Mat();
diff -Nuarp opencv-4.12.0.orig/modules/core/src/utils/filesystem.cpp opencv-4.12.0/modules/core/src/utils/filesystem.cpp
--- opencv-4.12.0.orig/modules/core/src/utils/filesystem.cpp 2025-07-13 20:34:53.528264934 +0800
+++ opencv-4.12.0/modules/core/src/utils/filesystem.cpp 2025-07-13 21:38:10.819174299 +0800
@@ -508,14 +508,9 @@ cv::String getCacheDirectory(const char*
&& !utils::fs::isDirectory(default_cache_path))
{
std::vector<cv::String> existedCacheDirs;
- try
{
utils::fs::glob_relative(default_cache_path_base, "*", existedCacheDirs, false, true);
}
- catch (...)
- {
- // ignore
- }
if (!existedCacheDirs.empty())
{
CV_LOG_WARNING(NULL, "Creating new OpenCV cache directory: " << default_cache_path);
diff -Nuarp opencv-4.12.0.orig/modules/imgproc/src/contours.cpp opencv-4.12.0/modules/imgproc/src/contours.cpp
--- opencv-4.12.0.orig/modules/imgproc/src/contours.cpp 2025-07-13 20:39:13.961175625 +0800
+++ opencv-4.12.0/modules/imgproc/src/contours.cpp 2025-07-13 21:38:10.819246104 +0800
@@ -1760,7 +1760,6 @@ cvFindContours_Impl( void* img, CvMemS
}
else
{
- try
{
scanner = cvStartFindContours_Impl( img, storage, cntHeaderSize, mode, method, offset,
needFillBorder);
@@ -1772,12 +1771,6 @@ cvFindContours_Impl( void* img, CvMemS
}
while( contour != 0 );
}
- catch(...)
- {
- if( scanner )
- cvEndFindContours(&scanner);
- throw;
- }
*firstContour = cvEndFindContours( &scanner );
}
diff -Nuarp opencv-4.12.0.orig/modules/video/src/tracking/detail/tracking_feature.cpp opencv-4.12.0/modules/video/src/tracking/detail/tracking_feature.cpp
--- opencv-4.12.0.orig/modules/video/src/tracking/detail/tracking_feature.cpp 2025-07-13 20:34:54.331668306 +0800
+++ opencv-4.12.0/modules/video/src/tracking/detail/tracking_feature.cpp 2025-07-13 21:38:10.819330454 +0800
@@ -107,15 +107,9 @@ void CvHaarEvaluator::generateFeatures(i
CvHaarEvaluator::FeatureHaar::FeatureHaar(Size patchSize)
{
- try
{
generateRandomFeature(patchSize);
}
- catch (...)
- {
- // FIXIT
- throw;
- }
}
void CvHaarEvaluator::FeatureHaar::generateRandomFeature(Size patchSize)
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