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refactor(media): share image resize side grid and quality steps

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This commit is contained in:
Peter Steinberger
2026-02-18 18:04:01 +00:00
parent 85ebdf88b0
commit 4e7182c4af
4 changed files with 43 additions and 14 deletions
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15
src/agents/tool-images.ts
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@@ -1,7 +1,12 @@
import type { AgentToolResult } from "@mariozechner/pi-agent-core";
import type { ImageContent } from "@mariozechner/pi-ai";
import { createSubsystemLogger } from "../logging/subsystem.js";
import { getImageMetadata, resizeToJpeg } from "../media/image-ops.js";
import {
buildImageResizeSideGrid,
getImageMetadata,
IMAGE_REDUCE_QUALITY_STEPS,
resizeToJpeg,
} from "../media/image-ops.js";
import {
DEFAULT_IMAGE_MAX_BYTES,
DEFAULT_IMAGE_MAX_DIMENSION_PX,
@@ -101,17 +106,13 @@ async function resizeImageBase64IfNeeded(params: {
};
}
const qualities = [85, 75, 65, 55, 45, 35];
const maxDim = hasDimensions ? Math.max(width ?? 0, height ?? 0) : params.maxDimensionPx;
const sideStart = maxDim > 0 ? Math.min(params.maxDimensionPx, maxDim) : params.maxDimensionPx;
const sideGrid = [sideStart, 1800, 1600, 1400, 1200, 1000, 800]
.filter((v) => v > 0 && v <= params.maxDimensionPx)
.filter((v, i, arr) => v > 0 && arr.indexOf(v) === i)
.toSorted((a, b) => b - a);
const sideGrid = buildImageResizeSideGrid(params.maxDimensionPx, sideStart);
let smallest: { buffer: Buffer; size: number } | null = null;
for (const side of sideGrid) {
for (const quality of qualities) {
for (const quality of IMAGE_REDUCE_QUALITY_STEPS) {
const out = await resizeToJpeg({
buffer: buf,
maxSide: side,