Struct RasterStream 

pub struct RasterStream { /* private fields */ }

A stream of raster chunks.

Implementations

impl RasterStream

pub fn new(config: RasterStreamConfig, metadata: RasterMetadata) -> Result<Self>

Create a new raster stream.

pub fn calculate_chunks( width: usize, height: usize, chunk_width: usize, chunk_height: usize, overlap: usize, ) -> (usize, usize)

Calculate the number of chunks needed.

pub fn chunk_bbox(&self, row: usize, col: usize) -> Result<BoundingBox>

Get the bounding box for a specific chunk.

pub fn chunk_geotransform(&self, row: usize, col: usize) -> Result<GeoTransform>

Get the geotransform for a specific chunk.

pub async fn memory_stats(&self) -> MemoryStats

Get memory usage statistics.

Trait Implementations

impl RasterStreaming for RasterStream

fn next_chunk<'life0, 'async_trait>( &'life0 mut self, ) -> Pin<Box<dyn Future<Output = Result<Option<RasterChunk>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Get the next chunk from the stream.

fn next_chunks<'life0, 'async_trait>( &'life0 mut self, count: usize, ) -> Pin<Box<dyn Future<Output = Result<Vec<RasterChunk>>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Get multiple chunks in parallel.

fn seek_to_chunk<'life0, 'async_trait>( &'life0 mut self, row: usize, col: usize, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait,

Skip to a specific chunk by index.

fn total_chunks(&self) -> (usize, usize)

Get the total number of chunks.

fn current_position(&self) -> (usize, usize)

Get the current position in the stream.

fn has_more_chunks(&self) -> bool

Check if the stream has more chunks.