mirror of
https://github.com/GoogleChromeLabs/squoosh.git
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43def798e1
* Refactoring codecs * Plugging in new processor * Fixing decorator * MozJPEG free issue * Better worker aborting, and terminate workers that aren't used for 10 seconds * Better comment * Ooops, half-typed comment * Uncommenting problematic line * Surma fixed it! * Abstracting WASM initialisation * Better comment * Don't need this. * Adding ticket * noInitalRun * Reverting MozJPEG issue demo * Making a const for worker timeout * Inline docs * Bail early rather than nesting * Addressing nits
73 lines
1.7 KiB
TypeScript
73 lines
1.7 KiB
TypeScript
export enum WebPImageHint {
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WEBP_HINT_DEFAULT, // default preset.
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WEBP_HINT_PICTURE, // digital picture, like portrait, inner shot
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WEBP_HINT_PHOTO, // outdoor photograph, with natural lighting
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WEBP_HINT_GRAPH, // Discrete tone image (graph, map-tile etc).
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}
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export interface EncodeOptions {
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quality: number;
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target_size: number;
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target_PSNR: number;
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method: number;
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sns_strength: number;
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filter_strength: number;
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filter_sharpness: number;
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filter_type: number;
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partitions: number;
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segments: number;
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pass: number;
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show_compressed: number;
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preprocessing: number;
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autofilter: number;
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partition_limit: number;
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alpha_compression: number;
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alpha_filtering: number;
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alpha_quality: number;
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lossless: number;
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exact: number;
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image_hint: number;
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emulate_jpeg_size: number;
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thread_level: number;
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low_memory: number;
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near_lossless: number;
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use_delta_palette: number;
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use_sharp_yuv: number;
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}
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export interface EncoderState { type: typeof type; options: EncodeOptions; }
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export const type = 'webp';
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export const label = 'WebP';
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export const mimeType = 'image/webp';
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export const extension = 'webp';
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// These come from struct WebPConfig in encode.h.
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export const defaultOptions: EncodeOptions = {
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quality: 75,
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target_size: 0,
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target_PSNR: 0,
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method: 4,
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sns_strength: 50,
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filter_strength: 60,
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filter_sharpness: 0,
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filter_type: 1,
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partitions: 0,
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segments: 4,
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pass: 1,
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show_compressed: 0,
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preprocessing: 0,
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autofilter: 0,
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partition_limit: 0,
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alpha_compression: 1,
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alpha_filtering: 1,
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alpha_quality: 100,
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lossless: 0,
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exact: 0,
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image_hint: 0,
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emulate_jpeg_size: 0,
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thread_level: 0,
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low_memory: 0,
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near_lossless: 100,
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use_delta_palette: 0,
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use_sharp_yuv: 0,
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};
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