// GENERATED CONTENT - DO NOT EDIT
// Content was automatically extracted by Reffy into webref
// (https://github.com/w3c/webref)
// Source: WebCodecs (https://w3c.github.io/webcodecs/)

[Exposed=(Window,DedicatedWorker)]
interface AudioDecoder {
  constructor(AudioDecoderInit init);

  readonly attribute CodecState state;
  readonly attribute long decodeQueueSize;

  undefined configure(AudioDecoderConfig config);
  undefined decode(EncodedAudioChunk chunk);
  Promise<undefined> flush();
  undefined reset();
  undefined close();

  static Promise<AudioDecoderSupport> isConfigSupported(AudioDecoderConfig config);
};

dictionary AudioDecoderInit {
  required AudioDataOutputCallback output;
  required WebCodecsErrorCallback error;
};

callback AudioDataOutputCallback = undefined(AudioData output);

[Exposed=(Window,DedicatedWorker)]
interface VideoDecoder {
  constructor(VideoDecoderInit init);

  readonly attribute CodecState state;
  readonly attribute long decodeQueueSize;

  undefined configure(VideoDecoderConfig config);
  undefined decode(EncodedVideoChunk chunk);
  Promise<undefined> flush();
  undefined reset();
  undefined close();

  static Promise<VideoDecoderSupport> isConfigSupported(VideoDecoderConfig config);
};

dictionary VideoDecoderInit {
  required VideoFrameOutputCallback output;
  required WebCodecsErrorCallback error;
};

callback VideoFrameOutputCallback = undefined(VideoFrame output);

[Exposed=(Window,DedicatedWorker)]
interface AudioEncoder {
  constructor(AudioEncoderInit init);

  readonly attribute CodecState state;
  readonly attribute long encodeQueueSize;

  undefined configure(AudioEncoderConfig config);
  undefined encode(AudioData data);
  Promise<undefined> flush();
  undefined reset();
  undefined close();

  static Promise<AudioEncoderSupport> isConfigSupported(AudioEncoderConfig config);
};

dictionary AudioEncoderInit {
  required EncodedAudioChunkOutputCallback output;
  required WebCodecsErrorCallback error;
};

callback EncodedAudioChunkOutputCallback =
    undefined (EncodedAudioChunk output,
               optional EncodedAudioChunkMetadata metadata = {});

dictionary EncodedAudioChunkMetadata {
  AudioDecoderConfig decoderConfig;
};

[Exposed=(Window,DedicatedWorker)]
interface VideoEncoder {
  constructor(VideoEncoderInit init);

  readonly attribute CodecState state;
  readonly attribute long encodeQueueSize;

  undefined configure(VideoEncoderConfig config);
  undefined encode(VideoFrame frame, optional VideoEncoderEncodeOptions options = {});
  Promise<undefined> flush();
  undefined reset();
  undefined close();

  static Promise<boolean> isConfigSupported(VideoEncoderConfig config);
};

dictionary VideoEncoderInit {
  required EncodedVideoChunkOutputCallback output;
  required WebCodecsErrorCallback error;
};

callback EncodedVideoChunkOutputCallback =
    undefined (EncodedVideoChunk chunk,
               optional EncodedVideoChunkMetadata metadata = {});

dictionary EncodedVideoChunkMetadata {
  VideoDecoderConfig decoderConfig;
  unsigned long temporalLayerId;
};

dictionary AudioDecoderSupport {
  boolean supported;
  AudioDecoderConfig config;
};

dictionary VideoDecoderSupport {
  boolean supported;
  VideoDecoderConfig config;
};

dictionary AudioEncoderSupport {
  boolean supported;
  AudioEncoderConfig config;
};

dictionary VideoEncoderSupport {
  boolean supported;
  VideoEncoderConfig config;
};

dictionary AudioDecoderConfig {
  required DOMString codec;
  [EnforceRange] required unsigned long sampleRate;
  [EnforceRange] required unsigned long numberOfChannels;
  BufferSource description;
};

dictionary VideoDecoderConfig {
  required DOMString codec;
  BufferSource description;
  [EnforceRange] unsigned long codedWidth;
  [EnforceRange] unsigned long codedHeight;
  [EnforceRange] unsigned long displayAspectWidth;
  [EnforceRange] unsigned long displayAspectHeight;
  HardwareAcceleration hardwareAcceleration = "allow";
};

dictionary AudioEncoderConfig {
  required DOMString codec;
  [EnforceRange] unsigned long sampleRate;
  [EnforceRange] unsigned long numberOfChannels;
  [EnforceRange] unsigned long long bitrate;
};

dictionary VideoEncoderConfig {
  required DOMString codec;
  [EnforceRange] unsigned long long bitrate;
  [EnforceRange] required unsigned long width;
  [EnforceRange] required unsigned long height;
  [EnforceRange] unsigned long displayWidth;
  [EnforceRange] unsigned long displayHeight;
  HardwareAcceleration hardwareAcceleration = "allow";
  DOMString scalabilityMode;
};

enum HardwareAcceleration {
  "allow",
  "deny",
  "require",
};

dictionary VideoEncoderEncodeOptions {
  boolean keyFrame = false;
};

enum CodecState {
  "unconfigured",
  "configured",
  "closed"
};

callback WebCodecsErrorCallback = undefined(DOMException error);

[Exposed=(Window,DedicatedWorker)]
interface EncodedAudioChunk {
  constructor(EncodedAudioChunkInit init);
  readonly attribute EncodedAudioChunkType type;
  readonly attribute long long timestamp;    // microseconds
  readonly attribute unsigned long duration; // microseconds
  readonly attribute unsigned long byteLength;

  undefined copyTo([AllowShared] BufferSource destination);
};

dictionary EncodedAudioChunkInit {
  required EncodedAudioChunkType type;
  [EnforceRange] required long long timestamp;    // microseconds
  required BufferSource data;
};

enum EncodedAudioChunkType {
    "key",
    "delta",
};

[Exposed=(Window,DedicatedWorker)]
interface EncodedVideoChunk {
  constructor(EncodedVideoChunkInit init);
  readonly attribute EncodedVideoChunkType type;
  readonly attribute long long timestamp;             // microseconds
  readonly attribute unsigned long long? duration;    // microseconds
  readonly attribute unsigned long byteLength;

  undefined copyTo([AllowShared] BufferSource destination);
};

dictionary EncodedVideoChunkInit {
  required EncodedVideoChunkType type;
  [EnforceRange] required long long timestamp;        // microseconds
  [EnforceRange] unsigned long long duration;         // microseconds
  required BufferSource data;
};

enum EncodedVideoChunkType {
    "key",
    "delta",
};

[Exposed=(Window,DedicatedWorker)]
interface AudioData {
  constructor(AudioDataInit init);

  readonly attribute AudioSampleFormat format;
  readonly attribute float sampleRate;
  readonly attribute unsigned long numberOfFrames;
  readonly attribute unsigned long numberOfChannels;
  readonly attribute unsigned long long duration;  // microseconds
  readonly attribute long long timestamp;          // microseconds

  unsigned long allocationSize(AudioDataCopyToOptions options);
  undefined copyTo([AllowShared] BufferSource destination, AudioDataCopyToOptions options);
  AudioData clone();
  undefined close();
};

dictionary AudioDataInit {
  required AudioSampleFormat format;
  [EnforceRange] required float sampleRate;
  [EnforceRange] required unsigned long numberOfFrames;
  [EnforceRange] required unsigned long numberOfChannels;
  [EnforceRange] required long long timestamp;  // microseconds
  required BufferSource data;
};

dictionary AudioDataCopyToOptions {
  required unsigned long planeIndex;
  unsigned long frameOffset = 0;
  unsigned long frameCount;
};

enum AudioSampleFormat {
  "U8",
  "S16",
  "S24",
  "S32",
  "FLT",
  "U8P",
  "S16P",
  "S24P",
  "S32P",
  "FLTP",
};

[Exposed=(Window,DedicatedWorker)]
interface VideoFrame {
  constructor(CanvasImageSource image, optional VideoFrameInit init = {});
  constructor(sequence<(Plane or PlaneInit)> planes,
              VideoFramePlaneInit init);

  readonly attribute PixelFormat format;
  readonly attribute FrozenArray<Plane>? planes;
  readonly attribute unsigned long codedWidth;
  readonly attribute unsigned long codedHeight;
  readonly attribute unsigned long cropLeft;
  readonly attribute unsigned long cropTop;
  readonly attribute unsigned long cropWidth;
  readonly attribute unsigned long cropHeight;
  readonly attribute unsigned long displayWidth;
  readonly attribute unsigned long displayHeight;
  readonly attribute unsigned long long? duration;  // microseconds
  readonly attribute long long? timestamp;          // microseconds

  VideoFrame clone();
  undefined close();
};

dictionary VideoFrameInit {
  unsigned long long duration;  // microseconds
  long long timestamp;          // microseconds
};

dictionary VideoFramePlaneInit {
  required PixelFormat format;
  [EnforceRange] required unsigned long codedWidth;
  [EnforceRange] required unsigned long codedHeight;
  [EnforceRange] unsigned long cropLeft;
  [EnforceRange] unsigned long cropTop;
  [EnforceRange] unsigned long cropWidth;
  [EnforceRange] unsigned long cropHeight;
  [EnforceRange] unsigned long displayWidth;
  [EnforceRange] unsigned long displayHeight;
  [EnforceRange] unsigned long long duration;  // microseconds
  [EnforceRange] long long timestamp;          // microseconds
};

[Exposed=(Window,DedicatedWorker)]
interface Plane {
  readonly attribute unsigned long stride;
  readonly attribute unsigned long rows;
  readonly attribute unsigned long length;

  undefined readInto(ArrayBufferView dst);
};

dictionary PlaneInit {
  required BufferSource src;
  [EnforceRange] required unsigned long stride;
  [EnforceRange] required unsigned long rows;
};

enum PixelFormat {
  "I420"
};

[Exposed=(Window,DedicatedWorker)]
interface ImageDecoder {
  constructor(ImageDecoderInit init);

  readonly attribute boolean complete;
  readonly attribute Promise<undefined> completed;
  readonly attribute ImageTrackList tracks;

  Promise<ImageDecodeResult> decode(optional ImageDecodeOptions options = {});
  undefined reset();
  undefined close();

  static Promise<boolean> isTypeSupported(DOMString type);
};

typedef (BufferSource or ReadableStream) ImageBufferSource;
dictionary ImageDecoderInit {
  required DOMString type;
  required ImageBufferSource data;
  PremultiplyAlpha premultiplyAlpha = "default";
  ColorSpaceConversion colorSpaceConversion = "default";
  [EnforceRange] unsigned long desiredWidth;
  [EnforceRange] unsigned long desiredHeight;
  boolean preferAnimation;
};

dictionary ImageDecodeOptions {
  [EnforceRange] unsigned long frameIndex = 0;
  boolean completeFramesOnly = true;
};

dictionary ImageDecodeResult {
  required VideoFrame image;
  required boolean complete;
};

[Exposed=(Window,DedicatedWorker)]
interface ImageTrackList {
  getter ImageTrack (unsigned long index);

  readonly attribute Promise<undefined> ready;
  [EnforceRange] readonly attribute unsigned long length;
  [EnforceRange] readonly attribute long selectedIndex;
  readonly attribute ImageTrack? selectedTrack;
};

[Exposed=(Window,DedicatedWorker)]
interface ImageTrack : EventTarget {
  readonly attribute boolean animated;
  [EnforceRange] readonly attribute unsigned long frameCount;
  [EnforceRange] readonly attribute unrestricted float repetitionCount;
  attribute EventHandler onchange;
  attribute boolean selected;
};