diff options
Diffstat (limited to 'third_party/jpeg-xl/lib/jxl/cms/jxl_cms_internal.h')
-rw-r--r-- | third_party/jpeg-xl/lib/jxl/cms/jxl_cms_internal.h | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/third_party/jpeg-xl/lib/jxl/cms/jxl_cms_internal.h b/third_party/jpeg-xl/lib/jxl/cms/jxl_cms_internal.h index 7f59e688d0..a787bd11d8 100644 --- a/third_party/jpeg-xl/lib/jxl/cms/jxl_cms_internal.h +++ b/third_party/jpeg-xl/lib/jxl/cms/jxl_cms_internal.h @@ -183,12 +183,12 @@ static Status ToneMapPixel(const JxlColorEncoding& c, const float in[3], const float f_y = lab_f(xyz[1] / kYn); const float f_z = lab_f(xyz[2] / kZn); - pcslab_out[0] = - static_cast<uint8_t>(.5f + 255.f * Clamp1(1.16f * f_y - .16f, 0.f, 1.f)); + pcslab_out[0] = static_cast<uint8_t>( + std::lroundf(255.f * Clamp1(1.16f * f_y - .16f, 0.f, 1.f))); pcslab_out[1] = static_cast<uint8_t>( - .5f + 128.f + Clamp1(500 * (f_x - f_y), -128.f, 127.f)); + std::lroundf(128.f + Clamp1(500 * (f_x - f_y), -128.f, 127.f))); pcslab_out[2] = static_cast<uint8_t>( - .5f + 128.f + Clamp1(200 * (f_y - f_z), -128.f, 127.f)); + std::lroundf(128.f + Clamp1(200 * (f_y - f_z), -128.f, 127.f))); return true; } @@ -581,7 +581,8 @@ static void CreateICCCurvCurvTag(const std::vector<uint16_t>& curve, } // Writes 12 + 4*params.size() bytes -static Status CreateICCCurvParaTag(std::vector<float> params, size_t curve_type, +static Status CreateICCCurvParaTag(const std::vector<float>& params, + size_t curve_type, std::vector<uint8_t>* tags) { WriteICCTag("para", tags->size(), tags); WriteICCUint32(0, tags->size(), tags); @@ -637,7 +638,7 @@ static Status CreateICCLutAtoBTagForXYB(std::vector<uint8_t>* tags) { for (size_t ib = 0; ib < 2; ++ib) { const jxl::cms::ColorCube0D& out_f = cube[ix][iy][ib]; for (int i = 0; i < 3; ++i) { - int32_t val = static_cast<int32_t>(0.5f + 65535 * out_f[i]); + int32_t val = static_cast<int32_t>(std::lroundf(65535 * out_f[i])); JXL_DASSERT(val >= 0 && val <= 65535); WriteICCUint16(val, tags->size(), tags); } |