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node-av / lib/native-types / NativeHardwareDeviceContext

Interface: NativeHardwareDeviceContext ​

Defined in: src/lib/native-types.ts:781

Internal

Native AVHWDeviceContext binding interface

Hardware device context for hardware acceleration. Direct mapping to FFmpeg's AVHWDeviceContext.

Extends ​

  • Disposable

Properties ​

__brand ​

readonly __brand: "NativeHardwareDeviceContext"

Defined in: src/lib/native-types.ts:782

hwctx ​

readonly hwctx: null | bigint

Defined in: src/lib/native-types.ts:785

type ​

readonly type: AVHWDeviceType

Defined in: src/lib/native-types.ts:784

Methods ​

[dispose]() ​

[dispose](): void

Defined in: src/lib/native-types.ts:802

Returns ​

void

Overrides ​

Disposable.[dispose]

alloc() ​

alloc(type): void

Defined in: src/lib/native-types.ts:787

Parameters ​

type ​

AVHWDeviceType

Returns ​

void

create() ​

create(type, device, options): number

Defined in: src/lib/native-types.ts:789

Parameters ​

type ​

AVHWDeviceType

device ​

null | string

options ​

any

Returns ​

number

createDerived() ​

createDerived(source, type): number

Defined in: src/lib/native-types.ts:790

Parameters ​

source ​

NativeHardwareDeviceContext

type ​

AVHWDeviceType

Returns ​

number

free() ​

free(): void

Defined in: src/lib/native-types.ts:800

Returns ​

void

getHwframeConstraints() ​

getHwframeConstraints(hwconfig?): null | { maxHeight: number; maxWidth: number; minHeight: number; minWidth: number; validHwFormats?: AVPixelFormat[]; validSwFormats?: AVPixelFormat[]; }

Defined in: src/lib/native-types.ts:792

Parameters ​

hwconfig? ​

bigint

Returns ​

null | { maxHeight: number; maxWidth: number; minHeight: number; minWidth: number; validHwFormats?: AVPixelFormat[]; validSwFormats?: AVPixelFormat[]; }

hwconfigAlloc() ​

hwconfigAlloc(): null | bigint

Defined in: src/lib/native-types.ts:791

Returns ​

null | bigint

init() ​

init(): number

Defined in: src/lib/native-types.ts:788

Returns ​

number