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dnn, features2d, imgproc: fix build warnings with GCC 15 / C++20

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- dnn: suppress false-positive std::vector::insert warning in ONNX GRU parser
- features2d: simplify indexChange initialization in BRISK kernel generation
- imgproc: fix implicit conversion warnings with INTER_TAB_SIZE in SIMD remap and warp tests
This commit is contained in:
Kumataro
2026-11-08 10:48:56 +09:00
parent ccf4ca3243
commit 173a1cf711
4 changed files with 11 additions and 9 deletions
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2
modules/dnn/src/onnx/onnx_importer.cpp
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@@ -1757,6 +1757,8 @@ void ONNXImporter::parseGRU(LayerParams& layerParams, const opencv_onnx::NodePro
MatShape gruShape = outShapes[node_proto.output(0)];
CV_CheckFalse(gruShape.empty(), "ERROR outShapes[node_proto.output(0)] is empty");
// Add fake 1 as it is done in ONNX
gruShape.insert(gruShape.begin() + 1, 1);

8
modules/features2d/src/brisk.cpp
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@@ -501,15 +501,15 @@ BRISK_Impl::generateKernel(const std::vector<float> &radiusList,
noLongPairs_ = 0;
// fill indexChange with 0..n if empty
unsigned int indSize = (unsigned int)indexChange.size();
if (indSize == 0)
if (indexChange.empty())
{
indexChange.resize(points_ * (points_ - 1) / 2);
indSize = (unsigned int)indexChange.size();
for (unsigned int i = 0; i < indSize; i++)
for (unsigned int i = 0; i < (unsigned int)indexChange.size(); i++)
indexChange[i] = i;
}
unsigned int indSize = (unsigned int)indexChange.size();
const float dMin_sq = dMin_ * dMin_;
const float dMax_sq = dMax_ * dMax_;
for (unsigned int i = 1; i < points_; i++)

6
modules/imgproc/src/imgwarp.simd.hpp
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@@ -128,7 +128,7 @@ static int remapBilinearC1_run(const T* S0, size_t sstep, T* D,
const int vlanes = VTraits<v_float32>::vlanes();
const int dx0 = dx;
const v_float32 vone = vx_setall_f32(1.f);
const v_float32 vscale = vx_setall_f32(1.f / INTER_TAB_SIZE);
const v_float32 vscale = vx_setall_f32(1.f / static_cast<float>(INTER_TAB_SIZE));
const v_int32 vmask = vx_setall_s32(INTER_TAB_SIZE - 1);
int CV_DECL_ALIGNED(CV_SIMD_WIDTH) ofs[VTraits<v_float32>::max_nlanes];
for( ; dx <= X1 - vlanes; dx += vlanes )
@@ -168,7 +168,7 @@ static int remapBilinearF32_run(const float* S0, size_t sstep, float* D,
const int dx0 = dx;
const float* S1 = S0 + sstep;
const v_float32 vone = vx_setall_f32(1.f);
const v_float32 vscale = vx_setall_f32(1.f / INTER_TAB_SIZE);
const v_float32 vscale = vx_setall_f32(1.f / static_cast<float>(INTER_TAB_SIZE));
const v_int32 vmask = vx_setall_s32(INTER_TAB_SIZE - 1);
int CV_DECL_ALIGNED(CV_SIMD_WIDTH) ofs[VTraits<v_float32>::max_nlanes];
for( ; dx <= X1 - vlanes; dx += vlanes )
@@ -239,7 +239,7 @@ static int remapBicubicC1_run(const T* S0, size_t sstep, T* D, const short* XY,
{
const int vlanes = VTraits<v_float32>::vlanes();
const int dx0 = dx;
const v_float32 vscale = vx_setall_f32(1.f / INTER_TAB_SIZE);
const v_float32 vscale = vx_setall_f32(1.f / static_cast<float>(INTER_TAB_SIZE));
const v_int32 vmask = vx_setall_s32(INTER_TAB_SIZE - 1);
int CV_DECL_ALIGNED(CV_SIMD_WIDTH) ofs[VTraits<v_float32>::max_nlanes];
float CV_DECL_ALIGNED(CV_SIMD_WIDTH) buf[VTraits<v_float32>::max_nlanes];

4
modules/imgproc/test/ocl/test_warp.cpp
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@@ -588,8 +588,8 @@ private:
{
const float fx = mapx.at<float>(y, x);
const float fy = mapy.at<float>(y, x);
const int scaledX = static_cast<int>(std::floor(fx * INTER_TAB_SIZE + 0.5f));
const int scaledY = static_cast<int>(std::floor(fy * INTER_TAB_SIZE + 0.5f));
const int scaledX = static_cast<int>(std::floor(fx * static_cast<float>(INTER_TAB_SIZE) + 0.5f));
const int scaledY = static_cast<int>(std::floor(fy * static_cast<float>(INTER_TAB_SIZE) + 0.5f));
const int sx = scaledX >> INTER_BITS;
const int sy = scaledY >> INTER_BITS;
const T wx = static_cast<T>(scaledX & (INTER_TAB_SIZE - 1)) /