diff options
| -rw-r--r-- | src/libcamera/pipeline/ipu3/imgu.cpp | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/src/libcamera/pipeline/ipu3/imgu.cpp b/src/libcamera/pipeline/ipu3/imgu.cpp index f25f14a7..d878a029 100644 --- a/src/libcamera/pipeline/ipu3/imgu.cpp +++ b/src/libcamera/pipeline/ipu3/imgu.cpp @@ -33,6 +33,7 @@ namespace { * at revision: 61e83f2f7606 ("Add more information into README") */ +static constexpr unsigned int FILTER_W = 4; static constexpr unsigned int FILTER_H = 4; static constexpr unsigned int IF_ALIGN_W = 2; @@ -194,15 +195,20 @@ void calculateBDSHeight(ImgUDevice::Pipe *pipe, const Size &iif, const Size &gdc void calculateBDS(ImgUDevice::Pipe *pipe, const Size &iif, const Size &gdc, float bdsSF) { - unsigned int minBDSWidth = gdc.width + FILTER_H * 2; + unsigned int minBDSWidth = gdc.width + FILTER_W * 2; + unsigned int minBDSHeight = gdc.height + FILTER_H * 2; float sf = bdsSF; while (sf <= BDS_SF_MAX && sf >= BDS_SF_MIN) { float bdsWidth = static_cast<float>(iif.width) / sf; + float bdsHeight = static_cast<float>(iif.height) / sf; - if (std::fmod(bdsWidth, 1.0) == 0) { + if (std::fmod(bdsWidth, 1.0) == 0 && + std::fmod(bdsHeight, 1.0) == 0) { unsigned int bdsIntWidth = static_cast<unsigned int>(bdsWidth); - if (!(bdsIntWidth % BDS_ALIGN_W) && bdsWidth >= minBDSWidth) + unsigned int bdsIntHeight = static_cast<unsigned int>(bdsHeight); + if (!(bdsIntWidth % BDS_ALIGN_W) && bdsWidth >= minBDSWidth && + !(bdsIntHeight % BDS_ALIGN_H) && bdsHeight >= minBDSHeight) calculateBDSHeight(pipe, iif, gdc, bdsIntWidth, sf); } @@ -212,10 +218,14 @@ void calculateBDS(ImgUDevice::Pipe *pipe, const Size &iif, const Size &gdc, floa sf = bdsSF; while (sf <= BDS_SF_MAX && sf >= BDS_SF_MIN) { float bdsWidth = static_cast<float>(iif.width) / sf; + float bdsHeight = static_cast<float>(iif.height) / sf; - if (std::fmod(bdsWidth, 1.0) == 0) { + if (std::fmod(bdsWidth, 1.0) == 0 && + std::fmod(bdsHeight, 1.0) == 0) { unsigned int bdsIntWidth = static_cast<unsigned int>(bdsWidth); - if (!(bdsIntWidth % BDS_ALIGN_W) && bdsWidth >= minBDSWidth) + unsigned int bdsIntHeight = static_cast<unsigned int>(bdsHeight); + if (!(bdsIntWidth % BDS_ALIGN_W) && bdsWidth >= minBDSWidth && + !(bdsIntHeight % BDS_ALIGN_H) && bdsHeight >= minBDSHeight) calculateBDSHeight(pipe, iif, gdc, bdsIntWidth, sf); } |