node-av / lib/native-types / NativeCodecContext

Interface: NativeCodecContext

Defined in: src/lib/native-types.ts:224

Internal

Native AVCodecContext binding interface

The main interface for encoding and decoding operations. Must be opened before use and properly disposed after.

Extends

• Disposable

Properties

__brand

readonly __brand: "NativeCodecContext"

Defined in: src/lib/native-types.ts:225

---

bitRate

bitRate: bigint

Defined in: src/lib/native-types.ts:235

---

bitsPerCodedSample

bitsPerCodedSample: number

Defined in: src/lib/native-types.ts:262

---

bitsPerRawSample

bitsPerRawSample: number

Defined in: src/lib/native-types.ts:263

---

channelLayout

channelLayout: ChannelLayout

Defined in: src/lib/native-types.ts:264

---

channels

channels: number

Defined in: src/lib/native-types.ts:259

---

chromaLocation

chromaLocation: AVChromaLocation

Defined in: src/lib/native-types.ts:257

---

codecId

codecId: AVCodecID

Defined in: src/lib/native-types.ts:233

---

codecTag

codecTag: number

Defined in: src/lib/native-types.ts:234

---

codecTagString

readonly codecTagString: string | null

Defined in: src/lib/native-types.ts:231

---

codecType

codecType: AVMediaType

Defined in: src/lib/native-types.ts:232

---

colorPrimaries

colorPrimaries: AVColorPrimaries

Defined in: src/lib/native-types.ts:254

---

colorRange

colorRange: AVColorRange

Defined in: src/lib/native-types.ts:253

---

colorSpace

colorSpace: AVColorSpace

Defined in: src/lib/native-types.ts:256

---

colorTrc

colorTrc: AVColorTransferCharacteristic

Defined in: src/lib/native-types.ts:255

---

delay

readonly delay: number

Defined in: src/lib/native-types.ts:227

---

extraData

extraData: Buffer<ArrayBufferLike> | null

Defined in: src/lib/native-types.ts:240

---

extraHWFrames

extraHWFrames: number

Defined in: src/lib/native-types.ts:273

---

flags

flags: AVCodecFlag

Defined in: src/lib/native-types.ts:238

---

flags2

flags2: AVCodecFlag2

Defined in: src/lib/native-types.ts:239

---

frameNumber

readonly frameNumber: number

Defined in: src/lib/native-types.ts:229

---

framerate

framerate: IRational

Defined in: src/lib/native-types.ts:252

---

frameSize

frameSize: number

Defined in: src/lib/native-types.ts:261

---

globalQuality

globalQuality: number

Defined in: src/lib/native-types.ts:267

---

gopSize

gopSize: number

Defined in: src/lib/native-types.ts:247

---

hasBFrames

readonly hasBFrames: number

Defined in: src/lib/native-types.ts:228

---

height

height: number

Defined in: src/lib/native-types.ts:246

---

hwDeviceCtx

hwDeviceCtx: NativeHardwareDeviceContext | null

Defined in: src/lib/native-types.ts:271

---

hwFramesCtx

hwFramesCtx: NativeHardwareFramesContext | null

Defined in: src/lib/native-types.ts:272

---

isOpen

readonly isOpen: boolean

Defined in: src/lib/native-types.ts:230

---

level

level: number

Defined in: src/lib/native-types.ts:242

---

maxBFrames

maxBFrames: number

Defined in: src/lib/native-types.ts:249

---

mbDecision

mbDecision: number

Defined in: src/lib/native-types.ts:250

---

pixelFormat

pixelFormat: AVPixelFormat

Defined in: src/lib/native-types.ts:248

---

pktTimebase

pktTimebase: IRational

Defined in: src/lib/native-types.ts:237

---

profile

profile: AVProfile

Defined in: src/lib/native-types.ts:241

---

qMax

qMax: number

Defined in: src/lib/native-types.ts:266

---

qMin

qMin: number

Defined in: src/lib/native-types.ts:265

---

rcBufferSize

rcBufferSize: number

Defined in: src/lib/native-types.ts:268

---

rcMaxRate

rcMaxRate: bigint

Defined in: src/lib/native-types.ts:269

---

rcMinRate

rcMinRate: bigint

Defined in: src/lib/native-types.ts:270

---

sampleAspectRatio

sampleAspectRatio: IRational

Defined in: src/lib/native-types.ts:251

---

sampleFormat

sampleFormat: AVSampleFormat

Defined in: src/lib/native-types.ts:260

---

sampleRate

sampleRate: number

Defined in: src/lib/native-types.ts:258

---

threadCount

threadCount: number

Defined in: src/lib/native-types.ts:243

---

threadType

threadType: AVThreadType

Defined in: src/lib/native-types.ts:244

---

timeBase

timeBase: IRational

Defined in: src/lib/native-types.ts:236

---

width

width: number

Defined in: src/lib/native-types.ts:245

Methods

[dispose]()

[dispose](): void

Defined in: src/lib/native-types.ts:293

Returns

void

Overrides

Disposable.[dispose]

---

allocContext3()

allocContext3(codec?): void

Defined in: src/lib/native-types.ts:275

Parameters

codec?

NativeCodec | null

Returns

void

---

close()

close(): number

Defined in: src/lib/native-types.ts:279

Returns

number

---

flushBuffers()

flushBuffers(): void

Defined in: src/lib/native-types.ts:282

Returns

void

---

freeContext()

freeContext(): void

Defined in: src/lib/native-types.ts:276

Returns

void

---

open2()

open2(codec?, options?): Promise<number>

Defined in: src/lib/native-types.ts:277

Parameters

codec?

NativeCodec | null

options?

NativeDictionary | null

Returns

Promise<number>

---

open2Sync()

open2Sync(codec?, options?): number

Defined in: src/lib/native-types.ts:278

Parameters

codec?

NativeCodec | null

options?

NativeDictionary | null

Returns

number

---

parametersFromContext()

parametersFromContext(params): number

Defined in: src/lib/native-types.ts:281

Parameters

params

NativeCodecParameters

Returns

number

---

parametersToContext()

parametersToContext(params): number

Defined in: src/lib/native-types.ts:280

Parameters

params

NativeCodecParameters

Returns

number

---

receiveFrame()

receiveFrame(frame): Promise<number>

Defined in: src/lib/native-types.ts:285

Parameters

frame

NativeFrame

Returns

Promise<number>

---

receiveFrameSync()

receiveFrameSync(frame): number

Defined in: src/lib/native-types.ts:286

Parameters

frame

NativeFrame

Returns

number

---

receivePacket()

receivePacket(packet): Promise<number>

Defined in: src/lib/native-types.ts:289

Parameters

packet

NativePacket

Returns

Promise<number>

---

receivePacketSync()

receivePacketSync(packet): number

Defined in: src/lib/native-types.ts:290

Parameters

packet

NativePacket

Returns

number

---

sendFrame()

sendFrame(frame): Promise<number>

Defined in: src/lib/native-types.ts:287

Parameters

frame

NativeFrame | null

Returns

Promise<number>

---

sendFrameSync()

sendFrameSync(frame): number

Defined in: src/lib/native-types.ts:288

Parameters

frame

NativeFrame | null

Returns

number

---

sendPacket()

sendPacket(packet): Promise<number>

Defined in: src/lib/native-types.ts:283

Parameters

packet

NativePacket | null

Returns

Promise<number>

---

sendPacketSync()

sendPacketSync(packet): number

Defined in: src/lib/native-types.ts:284

Parameters

packet

NativePacket | null

Returns

number

---

setHardwarePixelFormat()

setHardwarePixelFormat(hwFormat, swFormat?): void

Defined in: src/lib/native-types.ts:291

Parameters

hwFormat

AVPixelFormat

swFormat?

AVPixelFormat

Returns

void