MayaFlux 0.5.0
Digital-First Multimedia Processing Framework
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◆ get_segments_data()

std::vector< DataVariant > MayaFlux::Kakshya::SoundStreamContainer::get_segments_data ( const std::vector< RegionSegment > &  segments) const
overridevirtual

Get data for multiple region segments efficiently.

Parameters
segmentsVector of region segments to extract data from
Returns
Vector of DataVariant vectors, one per segment

Implements MayaFlux::Kakshya::NDDataContainer.

Definition at line 162 of file SoundStreamContainer.cpp.

163{
164 const auto& spans = get_span_cache();
165
166 if (spans.empty() || segments.empty())
167 return {};
168
169 auto const_spans = spans | std::views::transform([](const auto& span) {
170 return std::span<const double>(span.data(), span.size());
171 });
172
173 auto extracted_channels = extract_segments_data<double>(
174 segments,
175 std::vector<std::span<const double>>(const_spans.begin(), const_spans.end()),
177
178 return extracted_channels
179 | std::views::transform([](auto&& channel) {
180 return DataVariant(std::forward<decltype(channel)>(channel));
181 })
182 | std::ranges::to<std::vector>();
183}
const std::vector< std::span< double > > & get_span_cache() const
Get the cached spans for each channel, recomputing if dirty.
std::variant< std::vector< double >, std::vector< float >, std::vector< uint8_t >, std::vector< uint16_t >, std::vector< uint32_t >, std::vector< std::complex< float > >, std::vector< std::complex< double > >, std::vector< glm::vec2 >, std::vector< glm::vec3 >, std::vector< glm::vec4 >, std::vector< glm::mat4 > > DataVariant
Multi-type data storage for different precision needs.
Definition NDData.hpp:102

References MayaFlux::Kakshya::ContainerDataStructure::dimensions, get_span_cache(), m_structure, and MayaFlux::Kakshya::ContainerDataStructure::organization.

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