fix(agents): make image sanitization dimension configurable

src/agents/tools/canvas-tool.ts

@@ -1,9 +1,11 @@
+import { Type } from "@sinclair/typebox";
 import crypto from "node:crypto";
 import fs from "node:fs/promises";
-import { Type } from "@sinclair/typebox";
+import type { OpenClawConfig } from "../../config/config.js";
 import { writeBase64ToFile } from "../../cli/nodes-camera.js";
 import { canvasSnapshotTempPath, parseCanvasSnapshotPayload } from "../../cli/nodes-canvas.js";
 import { imageMimeFromFormat } from "../../media/mime.js";
+import { resolveImageSanitizationLimits } from "../image-sanitization.js";
 import { optionalStringEnum, stringEnum } from "../schema/typebox.js";
 import { type AnyAgentTool, imageResult, jsonResult, readStringParam } from "./common.js";
 import { callGatewayTool, readGatewayCallOptions } from "./gateway.js";
@@ -48,7 +50,8 @@ const CanvasToolSchema = Type.Object({
   jsonlPath: Type.Optional(Type.String()),
 });
 
-export function createCanvasTool(): AnyAgentTool {
+export function createCanvasTool(options?: { config?: OpenClawConfig }): AnyAgentTool {
+  const imageSanitization = resolveImageSanitizationLimits(options?.config);
   return {
     label: "Canvas",
     name: "canvas",
@@ -158,6 +161,7 @@ export function createCanvasTool(): AnyAgentTool {
             base64: payload.base64,
             mimeType,
             details: { format: payload.format },
+            imageSanitization,
           });
         }
         case "a2ui_push": {

src/agents/tools/common.ts

@@ -1,5 +1,6 @@
-import fs from "node:fs/promises";
 import type { AgentTool, AgentToolResult } from "@mariozechner/pi-agent-core";
+import fs from "node:fs/promises";
+import type { ImageSanitizationLimits } from "../image-sanitization.js";
 import { detectMime } from "../../media/mime.js";
 import { sanitizeToolResultImages } from "../tool-images.js";
 
@@ -214,6 +215,7 @@ export async function imageResult(params: {
   mimeType: string;
   extraText?: string;
   details?: Record<string, unknown>;
+  imageSanitization?: ImageSanitizationLimits;
 }): Promise<AgentToolResult<unknown>> {
   const content: AgentToolResult<unknown>["content"] = [
     {
@@ -230,7 +232,7 @@ export async function imageResult(params: {
     content,
     details: { path: params.path, ...params.details },
   };
-  return await sanitizeToolResultImages(result, params.label);
+  return await sanitizeToolResultImages(result, params.label, params.imageSanitization);
 }
 
 export async function imageResultFromFile(params: {
@@ -238,6 +240,7 @@ export async function imageResultFromFile(params: {
   path: string;
   extraText?: string;
   details?: Record<string, unknown>;
+  imageSanitization?: ImageSanitizationLimits;
 }): Promise<AgentToolResult<unknown>> {
   const buf = await fs.readFile(params.path);
   const mimeType = (await detectMime({ buffer: buf.slice(0, 256) })) ?? "image/png";
@@ -248,5 +251,6 @@ export async function imageResultFromFile(params: {
     mimeType,
     extraText: params.extraText,
     details: params.details,
+    imageSanitization: params.imageSanitization,
   });
 }

src/agents/tools/nodes-tool.ts

@@ -1,6 +1,7 @@
-import crypto from "node:crypto";
 import type { AgentToolResult } from "@mariozechner/pi-agent-core";
 import { Type } from "@sinclair/typebox";
+import crypto from "node:crypto";
+import type { OpenClawConfig } from "../../config/config.js";
 import {
   type CameraFacing,
   cameraTempPath,
@@ -16,9 +17,9 @@ import {
   writeScreenRecordToFile,
 } from "../../cli/nodes-screen.js";
 import { parseDurationMs } from "../../cli/parse-duration.js";
-import type { OpenClawConfig } from "../../config/config.js";
 import { imageMimeFromFormat } from "../../media/mime.js";
 import { resolveSessionAgentId } from "../agent-scope.js";
+import { resolveImageSanitizationLimits } from "../image-sanitization.js";
 import { optionalStringEnum, stringEnum } from "../schema/typebox.js";
 import { sanitizeToolResultImages } from "../tool-images.js";
 import { type AnyAgentTool, jsonResult, readStringParam } from "./common.js";
@@ -100,6 +101,7 @@ export function createNodesTool(options?: {
     sessionKey: options?.agentSessionKey,
     config: options?.config,
   });
+  const imageSanitization = resolveImageSanitizationLimits(options?.config);
   return {
     label: "Nodes",
     name: "nodes",
@@ -250,7 +252,7 @@ export function createNodesTool(options?: {
             }
 
             const result: AgentToolResult<unknown> = { content, details };
-            return await sanitizeToolResultImages(result, "nodes:camera_snap");
+            return await sanitizeToolResultImages(result, "nodes:camera_snap", imageSanitization);
           }
           case "camera_list": {
             const node = readStringParam(params, "node", { required: true });