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// Project: https://github.com/ybouane/LibRaw-Wasm
// Definitions by: Gwenn Le Bihan <https://github.com/gwennlbh>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
declare module 'libraw-wasm' {
export type RawPixelData = Uint8Array | Uint16Array;
/**
* Settings used when decoding a RAW image.
*
* The package exposes an asynchronous API and processes decoding in a Web Worker,
* which helps avoid blocking the main UI thread.
*/
export interface LibRawSettings {
/** Brightness, mapped to `-b <float>`. */
bright?: number;
/** Wavelet denoise threshold, mapped to `-n <float>`. */
threshold?: number;
/** Portion of clipped pixels used for auto-brightening. */
autoBrightThr?: number;
/** Auto-adjust max if channel overflow is above the threshold. */
adjustMaximumThr?: number;
/** Exposure shift in linear scale; requires `expCorrec = true`. */
expShift?: number;
/** Preserve highlights when `expShift > 1` (`0..1`). */
expPreser?: number;
/** Output at half size, mapped to `-h`. */
halfSize?: boolean;
/** Separate interpolation for the two green channels, mapped to `-f`. */
fourColorRgb?: boolean;
/** Highlight mode, mapped to `-H` (`0..9`). */
highlight?: number;
/** Use auto white balance, mapped to `-a`. */
useAutoWb?: boolean;
/** Use the camera's recorded white balance, mapped to `-w`. */
useCameraWb?: boolean;
/** Color profile usage, mapped to `+M/-M` (`0=off, 1=on if WB, 3=always`). */
useCameraMatrix?: number;
/** Output colorspace, mapped to `-o` (`0..8`). */
outputColor?: number;
/** Output bits per sample, mapped to `-4` (`8` or `16`). */
outputBps?: number;
/** Output TIFF if `true`, otherwise PPM, mapped to `-T`. */
outputTiff?: boolean;
/** Bitfield for custom output flags. */
outputFlags?: number;
/** Flip or rotate output, mapped to `-t` (`0..7`, `-1` uses RAW value). */
userFlip?: number;
/** Interpolation quality, mapped to `-q` (`0..12`). */
userQual?: number;
/** User black level, mapped to `-k`. */
userBlack?: number;
/** Per-channel black offsets: red, green, blue, green2. */
userCblack?: [number, number, number, number];
/** Saturation level, mapped to `-S`. */
userSat?: number;
/** Median filter passes, mapped to `-m`. */
medPasses?: number;
/** Disable auto brightness, mapped to `-W`. */
noAutoBright?: boolean;
/** Fuji sensor rotation, mapped to `-j` (`-1` use, `0` off, `1` on). */
useFujiRotate?: number;
/** Fix green channel imbalance. */
greenMatching?: boolean;
/** Additional DCB passes (`-1` disables). */
dcbIterations?: number;
/** Enhance color fidelity in DCB. */
dcbEnhanceFl?: boolean;
/** FBDD denoise strength (`0` off, `1` light, `2` full). */
fbddNoiserd?: number;
/** Enable exposure correction so `expShift` and `expPreser` apply. */
expCorrec?: boolean;
/** Skip `scale_colors`, which affects white balance. */
noAutoScale?: boolean;
/** Skip demosaic entirely and output the raw mosaic. */
noInterpolation?: boolean;
/** WB calculation rectangle: `x, y, width, height`. */
greybox?: [number, number, number, number] | null;
/** Cropping rectangle: `left, top, width, height`, applied before rotation. */
cropbox?: [number, number, number, number] | null;
/** Red and blue channel multipliers. */
aber?: [number, number, number] | null;
/** Tone curve values: `power`, `toe_slope`. */
gamm?: [number, number] | null;
/** User white-balance multipliers: red, green, blue, green2. */
userMul?: [number, number, number, number] | null;
/** Output ICC profile filename, if compiled with LCMS. */
outputProfile?: string | null;
/** Camera ICC profile filename, or `embed`. */
cameraProfile?: string | null;
/** Bad-pixels map filename. */
badPixels?: string | null;
/** Dark-frame filename, expected to be a 16-bit PGM. */
darkFrame?: string | null;
}
/**
* GPS coordinates returned by the metadata wrapper.
*
* The `latitude` and `longitude` properties are 3-number tuples representing
* degrees, minutes and seconds: `[degrees, minutes, seconds]`.
* - `degrees`: integer degrees (latitude 0..90, longitude 0..180)
* - `minutes`: integer minutes (0..59)
* - `seconds`: seconds and fractional seconds (may be a float, e.g. 40.12)
*
* Example: `[51, 28, 40.12]` === 51°28'40.12".
*
* Note: The EXIF/GPS hemisphere (N/S, E/W) may be provided separately in
* original EXIF fields; consult the raw file's GPSRef if you require an
* explicit hemisphere. `altitude` is expressed in metres.
*/
export interface GpsData {
latitude: [number, number, number];
longitude: [number, number, number];
altitude: number;
}
/**
* Minimal AF item shape exposed through `metadata_common.afdata`.
*/
export interface AfInfoDataItem {
AFInfoData_tag: number;
AFInfoData_order: number;
AFInfoData_version: number;
AFInfoData_length: number;
}
/**
* Shared metadata block emitted by the wrapper.
*/
export interface MetadataCommon {
/** Flash exposure compensation (EC): adjustment to flash output level. */
FlashEC?: number;
/** Flash guide number (GN): indicates flash power rating (typically for ISO 100). */
FlashGN?: number;
CameraTemperature?: number;
SensorTemperature?: number;
SensorTemperature2?: number;
LensTemperature?: number;
AmbientTemperature?: number;
BatteryTemperature?: number;
exifAmbientTemperature?: number;
exifHumidity?: number;
exifPressure?: number;
exifWaterDepth?: number;
exifAcceleration?: number;
exifCameraElevationAngle?: number;
real_ISO?: number;
exifExposureIndex?: number;
ColorSpace?: number;
firmware?: string;
ExposureCalibrationShift?: number;
afdata?: AfInfoDataItem[];
[key: string]: unknown;
}
export type Vec2 = [number, number];
export type Vec3 = [number, number, number];
export type Vec4 = [number, number, number, number];
export type Vec5 = [number, number, number, number, number];
export type Vec6 = [number, number, number, number, number, number];
export type Vec7 = [number, number, number, number, number, number, number];
export type Vec8 = [number, number, number, number, number, number, number, number];
export type Vec9 = [number, number, number, number, number, number, number, number, number];
export type Vec11 = [
number,
number,
number,
number,
number,
number,
number,
number,
number,
number,
number,
];
export type Matrix4x3 = [Vec3, Vec3, Vec3, Vec3];
export interface CanonMetadata {
ColorDataVer?: number;
ColorDataSubVer?: number;
SpecularWhiteLevel?: number;
NormalWhiteLevel?: number;
ChannelBlackLevel?: Vec4;
AverageBlackLevel?: number;
multishot?: Vec4;
MeteringMode?: number;
SpotMeteringMode?: number;
FlashMeteringMode?: number;
FlashExposureLock?: number;
ExposureMode?: number;
AESetting?: number;
ImageStabilization?: number;
FlashMode?: number;
FlashActivity?: number;
FlashBits?: number;
ManualFlashOutput?: number;
FlashOutput?: number;
FlashGuideNumber?: number;
ContinuousDrive?: number;
SensorWidth?: number;
SensorHeight?: number;
AFMicroAdjMode?: number;
AFMicroAdjValue?: number;
MakernotesFlip?: number;
RecordMode?: number;
SRAWQuality?: number;
wbi?: number;
RF_lensID?: number;
AutoLightingOptimizer?: number;
HighlightTonePriority?: number;
Quality?: number;
CanonLog?: number;
ISOgain?: Vec2;
}
export interface NikonSensorHighSpeedCrop {
cleft?: number;
ctop?: number;
cwidth?: number;
cheight?: number;
}
export interface NikonMetadata {
NEFBitDepth?: Vec4;
HighSpeedCropFormat?: number;
SensorHighSpeedCrop?: NikonSensorHighSpeedCrop;
SensorWidth?: number;
SensorHeight?: number;
Active_D_Lighting?: number;
ShotInfoVersion?: number;
MakernotesFlip?: number;
RollAngle?: number;
PitchAngle?: number;
YawAngle?: number;
FlashControlCommanderMode?: number;
FlashOutputAndCompensation?: number;
FlashFocalLength?: number;
FlashGNDistance?: number;
FlashGroupOutputAndCompensation?: Vec4;
FlashGroupControlMode0?: number;
FlashGroupControlMode1?: number;
FlashGroupControlMode2?: number;
FlashGroupControlMode3?: number;
FlashColorFilter?: number;
NEFCompression?: number;
ExposureMode?: number;
ExposureProgram?: number;
nMEshots?: number;
MEgainOn?: number;
ME_WB?: Vec4;
AFFineTune?: number;
AFFineTuneIndex?: number;
AFFineTuneAdj?: number;
LensDataVersion?: number | string;
FlashInfoVersion?: number | string;
ColorBalanceVersion?: number | string;
key?: number;
ExposureBracketValue?: number;
ActiveDLighting?: number;
ShootingMode?: number;
ImageStabilization?: Vec7;
VibrationReduction?: number;
FlashSetting?: string;
FlashType?: string;
FlashExposureCompensation?: number[];
ExternalFlashExposureComp?: Vec4;
FlashExposureBracketValue0?: number;
FlashExposureBracketValue1?: number;
FlashExposureBracketValue2?: number;
FlashExposureBracketValue3?: number;
}
export interface FujiMetadata {
ExpoMidPointShift?: number;
DynamicRange?: number;
FilmMode?: number;
DynamicRangeSetting?: number;
DevelopmentDynamicRange?: number;
AutoDynamicRange?: number;
DRangePriority?: number;
DRangePriorityAuto?: number;
DRangePriorityFixed?: number;
ImageStabilization?: Vec3;
FlashMode?: number;
WB_Preset?: number;
ShutterType?: number;
ExrMode?: number;
Macro?: number;
Rating?: number;
CropMode?: number;
SerialSignature?: string;
SensorID?: string;
RAFVersion?: string;
RAFDataGeneration?: number;
RAFDataVersion?: number;
isTSNERDTS?: number;
DriveMode?: number;
BlackLevel?: Vec9;
RAFData_ImageSizeTable?: number[];
AutoBracketing?: number;
SequenceNumber?: number;
SeriesLength?: number;
PixelShiftOffset?: Vec2;
ImageCount?: number;
BrightnessCompensation?: number;
FocusMode?: number;
AFMode?: number;
FocusPixel?: Vec2;
PrioritySettings?: number;
FocusSettings?: number;
AF_C_Settings?: number;
FocusWarning?: number;
}
export interface SonyMetadata {
CameraType?: number;
Sony0x9400_version?: number;
Sony0x9400_ReleaseMode2?: number;
Sony0x9400_SequenceImageNumber?: number;
Sony0x9400_SequenceLength1?: number;
Sony0x9400_SequenceFileNumber?: number;
Sony0x9400_SequenceLength2?: number;
AFAreaModeSetting?: number;
AFAreaMode?: number;
FlexibleSpotPosition?: Vec2;
AFPointSelected?: number;
AFPointSelected_0x201e?: number;
AFType?: number;
FocusLocation?: Vec4;
FocusPosition?: number;
AFMicroAdjValue?: number;
AFMicroAdjOn?: number;
AFMicroAdjRegisteredLenses?: number;
VariableLowPassFilter?: number;
LongExposureNoiseReduction?: number;
HighISONoiseReduction?: number;
numInPixelShiftGroup?: number;
prd_ImageHeight?: number;
prd_ImageWidth?: number;
prd_Total_bps?: number;
prd_Active_bps?: number;
prd_StorageMethod?: number;
prd_BayerPattern?: number;
SonyRawFileType?: number;
RAWFileType?: number;
RawSizeType?: number;
ImageCount3_offset?: number;
ImageCount3?: number;
ElectronicFrontCurtainShutter?: number;
MeteringMode2?: number;
SonyDateTime?: string;
ShotNumberSincePowerUp?: number;
PixelShiftGroupPrefix?: string;
PixelShiftGroupID?: string;
nShotsInPixelShiftGroup?: number;
HDR?: Vec2;
group2010?: number;
group9050?: number;
real_iso_offset?: number;
MeteringMode_offset?: number;
ExposureProgram_offset?: number;
ReleaseMode2_offset?: number;
MinoltaCamID?: number;
firmware?: string;
Quality?: number;
FileFormat?: number;
MetaVersion?: string;
}
export interface PanasonicMetadata {
Compression?: number;
BlackLevelDim?: number;
BlackLevel?: Vec8;
Multishot?: number;
gamma?: number;
HighISOMultiplier?: Vec3;
FocusStepNear?: number;
FocusStepCount?: number;
ZoomPosition?: number;
LensManufacturer?: number;
}
export interface OlympusMetadata {
CameraType2?: Vec6;
ValidBits?: number;
DriveMode?: Vec5;
ColorSpace?: number;
FocusMode?: Vec2;
AutoFocus?: number;
AFPoint?: number;
AFAreas?: number[];
AFPointSelected?: Vec2;
AFResult?: number;
AFFineTune?: number;
AFFineTuneAdj?: Vec3;
AspectFrameLeft?: number;
AspectFrameTop?: number;
AspectFrameWidth?: number;
AspectFrameHeight?: number;
Panorama_mode?: number;
Panorama_frameNum?: number;
}
export interface PentaxMetadata {
DriveMode?: Vec4;
FocusMode?: Vec2;
AFPointSelected?: Vec2;
AFPointSelected_Area?: number;
AFPointsInFocus_version?: number;
AFPointsInFocus?: number;
FocusPosition?: number;
AFAdjustment?: number;
AFPointMode?: number;
MultiExposure?: number;
Quality?: number;
}
export interface HasselbladMetadata {
BaseISO?: number;
Gain?: number;
Sensor?: string;
SensorUnit?: string;
HostBody?: string;
SensorCode?: number;
SensorSubCode?: number;
CoatingCode?: number;
uncropped?: number;
CaptureSequenceInitiator?: string;
SensorUnitConnector?: string;
format?: number;
nIFD_CM?: Vec2;
RecommendedCrop?: Vec2;
mnColorMatrix?: Matrix4x3;
}
export interface RicohMetadata {
AFStatus?: number;
AFAreaXPosition?: Vec2;
AFAreaYPosition?: Vec2;
AFAreaMode?: number;
SensorWidth?: number;
SensorHeight?: number;
CroppedImageWidth?: number;
CroppedImageHeight?: number;
WideAdapter?: number;
CropMode?: number;
NDFilter?: number;
AutoBracketing?: number;
MacroMode?: number;
FlashMode?: number;
FlashExposureComp?: number;
ManualFlashOutput?: number;
}
export interface KodakMetadata {
BlackLevelTop?: number;
BlackLevelBottom?: number;
offset_left?: number;
offset_top?: number;
clipBlack?: number;
clipWhite?: number;
val018percent?: number;
val100percent?: number;
val170percent?: number;
MakerNoteKodak8a?: number;
ISOCalibrationGain?: number;
AnalogISO?: number;
}
export interface PhaseOneMetadata {
Software?: string;
SystemType?: string;
FirmwareString?: string;
SystemModel?: string;
}
export interface SamsungMetadata {
ImageSizeFull?: Vec4;
ImageSizeCrop?: Vec4;
key?: Vec11;
ColorSpace0?: number;
ColorSpace1?: number;
DigitalGain?: number;
DeviceType?: number;
LensFirmware?: string;
}
/**
* Decoded metadata returned by the wrapper.
*/
export interface Metadata {
width: number;
height: number;
raw_width: number;
raw_height: number;
top_margin: number;
left_margin: number;
camera_make: string;
camera_model: string;
iso_speed: number;
shutter: number;
aperture: number;
focal_len: number;
timestamp: Date;
shot_order: number;
desc: string;
artist: string;
thumb_width: number;
thumb_height: number;
thumb_format: 'unknown' | 'jpeg' | 'bitmap' | 'bitmap16' | 'layer' | 'rollei' | 'h265';
gps_data?: GpsData;
color_data?: Record<string, unknown>;
metadata_common?: MetadataCommon;
canon?: CanonMetadata;
nikon?: NikonMetadata;
fuji?: FujiMetadata;
sony?: SonyMetadata;
panasonic?: PanasonicMetadata;
olympus?: OlympusMetadata;
pentax?: PentaxMetadata;
hasselblad?: HasselbladMetadata;
ricoh?: RicohMetadata;
kodak?: KodakMetadata;
p1?: PhaseOneMetadata;
samsung?: SamsungMetadata;
[key: string]: unknown;
}
/**
* Processed RAW image data returned by `imageData()`.
*/
export interface RawImageData {
width: number;
height: number;
colors: number;
bits: number;
dataSize: number;
data: RawPixelData;
}
/**
* Thumbnail image data returned by `thumbnailData()`.
*/
export interface ThumbnailImageData {
data: Uint8Array;
width: number;
height: number;
format: 'jpeg' | 'bitmap' | 'unknown';
}
/**
* Compatibility alias for metadata returned by {@link LibRaw.metadata}.
*/
export type LibRawMetadata = Metadata;
/**
* Compatibility alias for processed RAW image data.
*/
export type LibRawImageData = RawImageData;
/**
* Compatibility alias for thumbnail image data.
*/
export type LibRawThumbnailData = ThumbnailImageData;
/**
* Compatibility alias for settings used when decoding a RAW image.
*/
export type LibRawOptions = LibRawSettings;
/**
* LibRaw-Wasm decoder.
*
* The runtime is asynchronous: construct an instance, open a RAW buffer, then read
* metadata or decoded image data.
*/
export default class LibRaw {
/** Create a decoder instance. */
constructor();
/**
* Open and decode a RAW buffer.
*/
open(bytes: BufferSource, settings?: LibRawSettings): Promise<void>;
/**
* Fetch metadata extracted from the opened RAW file.
*
* @param fullOutput include vendor-specific metadata blocks (see {@link Metadata.canon}, {@link Metadata.nikon}, etc.)
*/
metadata(fullOutput?: boolean): Promise<LibRawMetadata | undefined>;
/**
* Fetch processed RAW image data for the opened file.
*/
imageData(): Promise<LibRawImageData | undefined>;
/**
* Fetch the embedded thumbnail preview, when available.
*/
thumbnailData(): Promise<LibRawThumbnailData | undefined>;
}
}
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