class
HorizontalChromaUpsamplingStage
{ ... };
HorizontalChromaUpsamplingStage(size_t channel)
auto ProcessRow(const jxl::RenderPipelineStage::RowInfo& input_rows, const jxl::RenderPipelineStage::RowInfo& output_rows, size_t xextra, size_t xsize, size_t xpos, size_t ypos, size_t thread_id) const -> void
virtual