66 lines
1.8 KiB
TypeScript
66 lines
1.8 KiB
TypeScript
export type Format = number;
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export const FORMAT_RGB: Format;
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export const FORMAT_BGR: Format;
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export const FORMAT_RGBX: Format;
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export const FORMAT_BGRX: Format;
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export const FORMAT_XRGB: Format;
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export const FORMAT_XBGR: Format;
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export const FORMAT_GRAY: Format;
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export const FORMAT_RGBA: Format;
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export const FORMAT_BGRA: Format;
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export const FORMAT_ABGR: Format;
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export const FORMAT_ARGB: Format;
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export type SubSampling = number;
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export const SAMP_444: SubSampling;
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export const SAMP_422: SubSampling;
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export const SAMP_420: SubSampling;
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export const SAMP_GRAY: SubSampling;
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export const SAMP_440: SubSampling;
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export interface BufferSizeOptions {
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width: number;
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height: number;
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subsampling?: SubSampling;
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}
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export interface EncodeOptions extends BufferSizeOptions {
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format: Format;
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stride?: number;
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quality?: number;
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}
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export function bufferSize(options: BufferSizeOptions): number;
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export function compressSync(raw: Buffer, options: EncodeOptions): Buffer;
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export function compressSync(raw: Buffer, preallocatedOut: Buffer, options: EncodeOptions): Buffer;
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export function compress(raw: Buffer, options: EncodeOptions): Promise<Buffer>;
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export function compress(
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raw: Buffer,
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preallocatedOut: Buffer,
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options: EncodeOptions
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): Promise<Buffer>;
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export interface DecodeOptions {
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format: Format;
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}
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export interface DecompressReturn {
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data: Buffer;
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width: number;
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height: number;
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size: number;
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format: any;
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}
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export function decompressSync(image: Buffer, preallocatedOut: Buffer, options?: DecodeOptions): DecompressReturn;
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export function decompressSync(image: Buffer, options?: DecodeOptions): DecompressReturn;
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export function decompress(
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image: Buffer,
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preallocatedOut: Buffer,
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options?: DecodeOptions
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): Promise<DecompressReturn>;
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export function decompress(image: Buffer, options?: DecodeOptions): Promise<DecompressReturn>;
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