Trait TileBatchDecodeDevice 

pub trait TileBatchDecodeDevice: ImageCodec {
    type Context: CodecContext;
    type DeviceSurface: DeviceSurface;

    // Provided methods
    fn decode_tile_to_device<'a>(
        ctx: &mut DecoderContext<<Self as TileBatchDecodeDevice>::Context>,
        pool: &mut Self::Pool,
        input: &'a [u8],
        fmt: PixelFormat,
        backend: BackendRequest,
    ) -> Result<<Self as TileBatchDecodeDevice>::DeviceSurface, Self::Error>
       where Self: TileBatchDecodeSubmit<Context = <Self as TileBatchDecodeDevice>::Context, DeviceSurface = <Self as TileBatchDecodeDevice>::DeviceSurface> { ... }
    fn decode_tile_region_to_device<'a>(
        ctx: &mut DecoderContext<<Self as TileBatchDecodeDevice>::Context>,
        pool: &mut Self::Pool,
        input: &'a [u8],
        fmt: PixelFormat,
        roi: Rect,
        backend: BackendRequest,
    ) -> Result<<Self as TileBatchDecodeDevice>::DeviceSurface, Self::Error>
       where Self: TileBatchDecodeSubmit<Context = <Self as TileBatchDecodeDevice>::Context, DeviceSurface = <Self as TileBatchDecodeDevice>::DeviceSurface> { ... }
    fn decode_tile_scaled_to_device<'a>(
        ctx: &mut DecoderContext<<Self as TileBatchDecodeDevice>::Context>,
        pool: &mut Self::Pool,
        input: &'a [u8],
        fmt: PixelFormat,
        scale: Downscale,
        backend: BackendRequest,
    ) -> Result<<Self as TileBatchDecodeDevice>::DeviceSurface, Self::Error>
       where Self: TileBatchDecodeSubmit<Context = <Self as TileBatchDecodeDevice>::Context, DeviceSurface = <Self as TileBatchDecodeDevice>::DeviceSurface> { ... }
    fn decode_tile_region_scaled_to_device<'a>(
        ctx: &mut DecoderContext<<Self as TileBatchDecodeDevice>::Context>,
        pool: &mut Self::Pool,
        input: &'a [u8],
        fmt: PixelFormat,
        roi: Rect,
        scale: Downscale,
        backend: BackendRequest,
    ) -> Result<<Self as TileBatchDecodeDevice>::DeviceSurface, Self::Error>
       where Self: TileBatchDecodeSubmit<Context = <Self as TileBatchDecodeDevice>::Context, DeviceSurface = <Self as TileBatchDecodeDevice>::DeviceSurface> { ... }
}

Tile-batch helpers that return synchronous device surfaces.

Required Associated Types

type Context: CodecContext

Codec-specific context cached across tiles.

type DeviceSurface: DeviceSurface

Device surface returned by decode calls.

Provided Methods

fn decode_tile_to_device<'a>( ctx: &mut DecoderContext<<Self as TileBatchDecodeDevice>::Context>, pool: &mut Self::Pool, input: &'a [u8], fmt: PixelFormat, backend: BackendRequest, ) -> Result<<Self as TileBatchDecodeDevice>::DeviceSurface, Self::Error>

where Self: TileBatchDecodeSubmit<Context = <Self as TileBatchDecodeDevice>::Context, DeviceSurface = <Self as TileBatchDecodeDevice>::DeviceSurface>,

Decode one tile to the requested backend.

fn decode_tile_region_to_device<'a>( ctx: &mut DecoderContext<<Self as TileBatchDecodeDevice>::Context>, pool: &mut Self::Pool, input: &'a [u8], fmt: PixelFormat, roi: Rect, backend: BackendRequest, ) -> Result<<Self as TileBatchDecodeDevice>::DeviceSurface, Self::Error>

where Self: TileBatchDecodeSubmit<Context = <Self as TileBatchDecodeDevice>::Context, DeviceSurface = <Self as TileBatchDecodeDevice>::DeviceSurface>,

Decode one tile region to the requested backend.

fn decode_tile_scaled_to_device<'a>( ctx: &mut DecoderContext<<Self as TileBatchDecodeDevice>::Context>, pool: &mut Self::Pool, input: &'a [u8], fmt: PixelFormat, scale: Downscale, backend: BackendRequest, ) -> Result<<Self as TileBatchDecodeDevice>::DeviceSurface, Self::Error>

where Self: TileBatchDecodeSubmit<Context = <Self as TileBatchDecodeDevice>::Context, DeviceSurface = <Self as TileBatchDecodeDevice>::DeviceSurface>,

Decode one tile at reduced resolution to the requested backend.

fn decode_tile_region_scaled_to_device<'a>( ctx: &mut DecoderContext<<Self as TileBatchDecodeDevice>::Context>, pool: &mut Self::Pool, input: &'a [u8], fmt: PixelFormat, roi: Rect, scale: Downscale, backend: BackendRequest, ) -> Result<<Self as TileBatchDecodeDevice>::DeviceSurface, Self::Error>

where Self: TileBatchDecodeSubmit<Context = <Self as TileBatchDecodeDevice>::Context, DeviceSurface = <Self as TileBatchDecodeDevice>::DeviceSurface>,

Decode one tile region at reduced resolution to the requested backend.

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors