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node-av / lib/native-types / NativeSoftwareScaleContext

Interface: NativeSoftwareScaleContext ​

Defined in: src/lib/native-types.ts:575

Internal

Native SwsContext binding interface

Software scaling and format conversion context. Provides pixel format conversion and image scaling capabilities.

Extends ​

  • Disposable

Properties ​

__brand ​

readonly __brand: "NativeSoftwareScaleContext"

Defined in: src/lib/native-types.ts:576

Methods ​

[dispose]() ​

[dispose](): void

Defined in: src/lib/native-types.ts:587

Returns ​

void

Overrides ​

Disposable.[dispose]

allocContext() ​

allocContext(): void

Defined in: src/lib/native-types.ts:578

Returns ​

void

freeContext() ​

freeContext(): void

Defined in: src/lib/native-types.ts:581

Returns ​

void

getContext() ​

getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags): void

Defined in: src/lib/native-types.ts:579

Parameters ​

srcW ​

number

srcH ​

number

srcFormat ​

AVPixelFormat

dstW ​

number

dstH ​

number

dstFormat ​

AVPixelFormat

flags ​

SWSFlag

Returns ​

void

initContext() ​

initContext(): number

Defined in: src/lib/native-types.ts:580

Returns ​

number

scale() ​

scale(srcSlice, srcStride, srcSliceY, srcSliceH, dst, dstStride): Promise<number>

Defined in: src/lib/native-types.ts:582

Parameters ​

srcSlice ​

Buffer<ArrayBufferLike>[]

srcStride ​

number[]

srcSliceY ​

number

srcSliceH ​

number

dst ​

Buffer<ArrayBufferLike>[]

dstStride ​

number[]

Returns ​

Promise<number>

scaleFrame() ​

scaleFrame(dst, src): Promise<number>

Defined in: src/lib/native-types.ts:584

Parameters ​

dst ​

NativeFrame

src ​

NativeFrame

Returns ​

Promise<number>

scaleFrameSync() ​

scaleFrameSync(dst, src): number

Defined in: src/lib/native-types.ts:585

Parameters ​

dst ​

NativeFrame

src ​

NativeFrame

Returns ​

number

scaleSync() ​

scaleSync(srcSlice, srcStride, srcSliceY, srcSliceH, dst, dstStride): number

Defined in: src/lib/native-types.ts:583

Parameters ​

srcSlice ​

Buffer<ArrayBufferLike>[]

srcStride ​

number[]

srcSliceY ​

number

srcSliceH ​

number

dst ​

Buffer<ArrayBufferLike>[]

dstStride ​

number[]

Returns ​

number