diff options
Diffstat (limited to 'src/ipa/ipu3')
| -rw-r--r-- | src/ipa/ipu3/algorithms/tone_mapping.cpp | 5 | ||||
| -rw-r--r-- | src/ipa/ipu3/ipa_context.h | 1 | ||||
| -rw-r--r-- | src/ipa/ipu3/ipu3.cpp | 3 |
3 files changed, 9 insertions, 0 deletions
diff --git a/src/ipa/ipu3/algorithms/tone_mapping.cpp b/src/ipa/ipu3/algorithms/tone_mapping.cpp index 3af96261..40337f9d 100644 --- a/src/ipa/ipu3/algorithms/tone_mapping.cpp +++ b/src/ipa/ipu3/algorithms/tone_mapping.cpp @@ -43,6 +43,9 @@ void ToneMapping::process([[maybe_unused]] IPAContext &context, */ gamma_ = 1.1; + if (context.frameContext.toneMapping.gamma == gamma_) + return; + struct ipu3_uapi_gamma_corr_lut &lut = context.frameContext.toneMapping.gammaCorrection; @@ -53,6 +56,8 @@ void ToneMapping::process([[maybe_unused]] IPAContext &context, /* The output value is expressed on 13 bits. */ lut.lut[i] = gamma * 8191; } + + context.frameContext.toneMapping.gamma = gamma_; } } /* namespace ipa::ipu3::algorithms */ diff --git a/src/ipa/ipu3/ipa_context.h b/src/ipa/ipu3/ipa_context.h index 847c03fe..e14bb561 100644 --- a/src/ipa/ipu3/ipa_context.h +++ b/src/ipa/ipu3/ipa_context.h @@ -48,6 +48,7 @@ struct IPAFrameContext { } awb; struct { + double gamma; struct ipu3_uapi_gamma_corr_lut gammaCorrection; } toneMapping; }; diff --git a/src/ipa/ipu3/ipu3.cpp b/src/ipa/ipu3/ipu3.cpp index bcaa34da..4c0fff00 100644 --- a/src/ipa/ipu3/ipu3.cpp +++ b/src/ipa/ipu3/ipu3.cpp @@ -151,6 +151,9 @@ * \struct IPAFrameContext::toneMapping * \brief Context for ToneMapping and Gamma control * + * \var IPAFrameContext::toneMapping::gamma + * \brief Gamma value for the LUT + * * \var IPAFrameContext::toneMapping::gammaCorrection * \brief Per-pixel tone mapping implemented as a LUT * |