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authorStefan Klug <stefan.klug@ideasonboard.com>2024-08-22 13:34:41 +0200
committerStefan Klug <stefan.klug@ideasonboard.com>2024-09-23 16:42:45 +0200
commitb9d4fc82d9a40fefe914eef27b022e73dc0f8ec0 (patch)
treee733bf63df92eed3de074e8d872d2117720cffee /src/ipa/rkisp1
parenta6adaa7283ce2ca22692a1d28b404a9ab15b59f0 (diff)
ipa: rkisp1: Move loader functions into helper class
In preparation for supporting polynomial LSC data, move the current loader into its own helper class. Signed-off-by: Stefan Klug <stefan.klug@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Diffstat (limited to 'src/ipa/rkisp1')
-rw-r--r--src/ipa/rkisp1/algorithms/lsc.cpp120
1 files changed, 69 insertions, 51 deletions
diff --git a/src/ipa/rkisp1/algorithms/lsc.cpp b/src/ipa/rkisp1/algorithms/lsc.cpp
index fe84062b..44c97f0e 100644
--- a/src/ipa/rkisp1/algorithms/lsc.cpp
+++ b/src/ipa/rkisp1/algorithms/lsc.cpp
@@ -70,6 +70,70 @@ namespace ipa::rkisp1::algorithms {
LOG_DEFINE_CATEGORY(RkISP1Lsc)
+class LscTableLoader
+{
+public:
+ int parseLscData(const YamlObject &yamlSets,
+ std::map<unsigned int, LensShadingCorrection::Components> &lscData)
+ {
+ const auto &sets = yamlSets.asList();
+
+ for (const auto &yamlSet : sets) {
+ uint32_t ct = yamlSet["ct"].get<uint32_t>(0);
+
+ if (lscData.count(ct)) {
+ LOG(RkISP1Lsc, Error)
+ << "Multiple sets found for color temperature "
+ << ct;
+ return -EINVAL;
+ }
+
+ LensShadingCorrection::Components &set = lscData[ct];
+
+ set.ct = ct;
+ set.r = parseTable(yamlSet, "r");
+ set.gr = parseTable(yamlSet, "gr");
+ set.gb = parseTable(yamlSet, "gb");
+ set.b = parseTable(yamlSet, "b");
+
+ if (set.r.empty() || set.gr.empty() ||
+ set.gb.empty() || set.b.empty()) {
+ LOG(RkISP1Lsc, Error)
+ << "Set for color temperature " << ct
+ << " is missing tables";
+ return -EINVAL;
+ }
+ }
+
+ if (lscData.empty()) {
+ LOG(RkISP1Lsc, Error) << "Failed to load any sets";
+ return -EINVAL;
+ }
+
+ return 0;
+ }
+
+private:
+ std::vector<uint16_t> parseTable(const YamlObject &tuningData,
+ const char *prop)
+ {
+ static constexpr unsigned int kLscNumSamples =
+ RKISP1_CIF_ISP_LSC_SAMPLES_MAX * RKISP1_CIF_ISP_LSC_SAMPLES_MAX;
+
+ std::vector<uint16_t> table =
+ tuningData[prop].getList<uint16_t>().value_or(std::vector<uint16_t>{});
+ if (table.size() != kLscNumSamples) {
+ LOG(RkISP1Lsc, Error)
+ << "Invalid '" << prop << "' values: expected "
+ << kLscNumSamples
+ << " elements, got " << table.size();
+ return {};
+ }
+
+ return table;
+ }
+};
+
static std::vector<double> parseSizes(const YamlObject &tuningData,
const char *prop)
{
@@ -100,25 +164,6 @@ static std::vector<double> parseSizes(const YamlObject &tuningData,
return sizes;
}
-static std::vector<uint16_t> parseTable(const YamlObject &tuningData,
- const char *prop)
-{
- static constexpr unsigned int kLscNumSamples =
- RKISP1_CIF_ISP_LSC_SAMPLES_MAX * RKISP1_CIF_ISP_LSC_SAMPLES_MAX;
-
- std::vector<uint16_t> table =
- tuningData[prop].getList<uint16_t>().value_or(std::vector<uint16_t>{});
- if (table.size() != kLscNumSamples) {
- LOG(RkISP1Lsc, Error)
- << "Invalid '" << prop << "' values: expected "
- << kLscNumSamples
- << " elements, got " << table.size();
- return {};
- }
-
- return table;
-}
-
LensShadingCorrection::LensShadingCorrection()
: lastAppliedCt_(0), lastAppliedQuantizedCt_(0)
{
@@ -145,39 +190,12 @@ int LensShadingCorrection::init([[maybe_unused]] IPAContext &context,
return -EINVAL;
}
- const auto &sets = yamlSets.asList();
std::map<unsigned int, Components> lscData;
- for (const auto &yamlSet : sets) {
- uint32_t ct = yamlSet["ct"].get<uint32_t>(0);
-
- if (lscData.count(ct)) {
- LOG(RkISP1Lsc, Error)
- << "Multiple sets found for color temperature "
- << ct;
- return -EINVAL;
- }
-
- Components &set = lscData[ct];
-
- set.ct = ct;
- set.r = parseTable(yamlSet, "r");
- set.gr = parseTable(yamlSet, "gr");
- set.gb = parseTable(yamlSet, "gb");
- set.b = parseTable(yamlSet, "b");
-
- if (set.r.empty() || set.gr.empty() ||
- set.gb.empty() || set.b.empty()) {
- LOG(RkISP1Lsc, Error)
- << "Set for color temperature " << ct
- << " is missing tables";
- return -EINVAL;
- }
- }
-
- if (lscData.empty()) {
- LOG(RkISP1Lsc, Error) << "Failed to load any sets";
- return -EINVAL;
- }
+ int res = 0;
+ auto loader = LscTableLoader();
+ res = loader.parseLscData(yamlSets, lscData);
+ if (res)
+ return res;
sets_.setData(std::move(lscData));