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feat(provider): 模型协议 - 新增 Agnes 图像声明式协议插件 (#520)

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ddCat
2026-09-16 23:48:06 +08:00
parent 69fd4daf75 d192948d56
commit fada5b502a
10 changed files with 1111 additions and 1 deletions
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20
web/src/lib/model-capabilities.ts
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@@ -245,6 +245,26 @@ export function defaultImageCapabilityConfig(protocol?: ModelProtocol, model = "
image.outputFormat = { supported: false };
image.maxOutputs = 4;
}
if (protocol === "agnes-image") {
// Agnes 图像：size 必填，取 1K/2K/3K/4K 档位或 WxH 精确尺寸，画面比例走独立的 ratio 字段；
// 参考图放 extra_body.image，支持多图合成，但没有蒙版端点。
image.references.maxImages = 9;
image.references.maskSupported = false;
image.size = {
parameter: "aspect_ratio",
values: ["1:1", "3:4", "4:3", "16:9", "9:16", "2:3", "3:2", "21:9"],
default: "1:1",
allowCustom: false,
};
// 官方档位是 1K/2K/3K/4K，统一层只提供 1k/2k/4k 三档；3K 保留在协议映射里但不在界面露出。
image.quality = { supported: true, values: ["1k", "2k", "4k"], default: "2k" };
image.transparentBackground = { supported: false, default: false };
// 顶层 response_format 是官方明确的错误写法，输出格式只能在 extra_body 内声明。
image.responseFormat = { supported: false };
image.outputFormat = { supported: false };
// 该端点不接受 n，单次请求固定返回一张图片。
image.maxOutputs = 1;
}
if (protocol !== "grok-image" && model.trim().toLowerCase().startsWith("grok-imagine-image")) {
image.references.maxImages = 0;
image.references.maskSupported = false;

19
web/test/image-resolution-tiers.test.ts
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@@ -8,7 +8,7 @@ import {
imageSizeForResolution,
supportsImageResolutionPresets,
} from "../src/lib/image-resolution-tiers";
import { defaultImageCapabilityConfig } from "../src/lib/model-capabilities";
import { defaultImageCapabilityConfig, normalizeImageValue } from "../src/lib/model-capabilities";
import { resolveImageRequestSize } from "../src/services/api/image-validation";
const sizes = [
@@ -65,6 +65,23 @@ describe("image resolution tiers", () => {
expect(buildImageResolutionOptions(profile.size.values)).toHaveLength(30);
});
// Agnes 图像的 size 是官方必填项，但取分辨率档位，画面比例走独立的 ratio 字段，
// 所以界面必须同时保留比例和档位两个选择器，不能退化成 OpenAI 的像素尺寸。
test("Agnes 图像按比例加档位选择尺寸，并关闭上游不支持的输出开关", () => {
const profile = defaultImageCapabilityConfig("agnes-image", "agnes-image-2.1-flash");
expect(profile.size.parameter).toBe("aspect_ratio");
expect(profile.size.values).toEqual(["1:1", "3:4", "4:3", "16:9", "9:16", "2:3", "3:2", "21:9"]);
expect(profile.quality.values).toEqual(["1k", "2k", "4k"]);
expect(normalizeImageValue(profile, { size: "3:4", quality: "4k", count: "4" })).toMatchObject({ size: "3:4", quality: "4k", count: "1" });
// 顶层 response_format 是官方明确列出的错误写法，output_format 会被上游直接拒绝。
expect(profile.responseFormat.supported).toBe(false);
expect(profile.outputFormat.supported).toBe(false);
expect(profile.transparentBackground.supported).toBe(false);
expect(profile.references.maskSupported).toBe(false);
});
test("识别适合全景图的 2:1 自定义尺寸", () => {
const options = buildImageResolutionOptions(["1440x720", "2048x1024", "3840x1920"]);