AVIF in worker

src_old/codecs/avif/encoder-meta.ts

@@ -0,0 +1,30 @@
+export interface EncodeOptions {
+  minQuantizer: number;
+  maxQuantizer: number;
+  minQuantizerAlpha: number;
+  maxQuantizerAlpha: number;
+  tileRowsLog2: number;
+  tileColsLog2: number;
+  speed: number;
+  subsample: number;
+}
+
+export const type = 'avif';
+export const label = 'AVIF';
+export const mimeType = 'image/avif';
+export const extension = 'avif';
+export const defaultOptions: EncodeOptions = {
+  minQuantizer: 33,
+  maxQuantizer: 63,
+  minQuantizerAlpha: 33,
+  maxQuantizerAlpha: 63,
+  tileColsLog2: 0,
+  tileRowsLog2: 0,
+  speed: 8,
+  subsample: 1,
+};
+
+export interface EncoderState {
+  type: typeof type;
+  options: EncodeOptions;
+}