Ideogram V1 节点允许你使用Ideogram的文本到图像API生成具有高质量文字渲染能力的图像。

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参数说明

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必需参数

参数类型默认值说明
prompt字符串""描述要生成内容的文本提示词
turbo布尔值False是否使用turbo模式（更快生成，但可能质量较低）
aspect_ratio选择项”1:1”图像宽高比
magic_prompt_option选择项”AUTO”决定是否在生成中使用MagicPrompt，选项：AUTO, ON, OFF
seed整数0随机种子值（0-2147483647）
negative_prompt字符串""指定不希望在图像中出现的元素
num_images整数1生成图像数量(1-8)

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输出

输出类型说明
IMAGE图像生成的图像结果

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源码参考

[节点源码 (更新于2025-05-03)]

class IdeogramV1(ComfyNodeABC):
    """
    Generates images synchronously using the Ideogram V1 model.

    Images links are available for a limited period of time; if you would like to keep the image, you must download it.
    """

    def __init__(self):
        pass

    @classmethod
    def INPUT_TYPES(cls) -> InputTypeDict:
        return {
            "required": {
                "prompt": (
                    IO.STRING,
                    {
                        "multiline": True,
                        "default": "",
                        "tooltip": "Prompt for the image generation",
                    },
                ),
                "turbo": (
                    IO.BOOLEAN,
                    {
                        "default": False,
                        "tooltip": "Whether to use turbo mode (faster generation, potentially lower quality)",
                    }
                ),
            },
            "optional": {
                "aspect_ratio": (
                    IO.COMBO,
                    {
                        "options": list(V1_V2_RATIO_MAP.keys()),
                        "default": "1:1",
                        "tooltip": "The aspect ratio for image generation.",
                    },
                ),
                "magic_prompt_option": (
                    IO.COMBO,
                    {
                        "options": ["AUTO", "ON", "OFF"],
                        "default": "AUTO",
                        "tooltip": "Determine if MagicPrompt should be used in generation",
                    },
                ),
                "seed": (
                    IO.INT,
                    {
                        "default": 0,
                        "min": 0,
                        "max": 2147483647,
                        "step": 1,
                        "control_after_generate": True,
                        "display": "number",
                    },
                ),
                "negative_prompt": (
                    IO.STRING,
                    {
                        "multiline": True,
                        "default": "",
                        "tooltip": "Description of what to exclude from the image",
                    },
                ),
                "num_images": (
                    IO.INT,
                    {"default": 1, "min": 1, "max": 8, "step": 1, "display": "number"},
                ),
            },
            "hidden": {"auth_token": "AUTH_TOKEN_COMFY_ORG"},
        }

    RETURN_TYPES = (IO.IMAGE,)
    FUNCTION = "api_call"
    CATEGORY = "api node/image/ideogram/v1"
    DESCRIPTION = cleandoc(__doc__ or "")
    API_NODE = True

    def api_call(
        self,
        prompt,
        turbo=False,
        aspect_ratio="1:1",
        magic_prompt_option="AUTO",
        seed=0,
        negative_prompt="",
        num_images=1,
        auth_token=None,
    ):
        # Determine the model based on turbo setting
        aspect_ratio = V1_V2_RATIO_MAP.get(aspect_ratio, None)
        model = "V_1_TURBO" if turbo else "V_1"

        operation = SynchronousOperation(
            endpoint=ApiEndpoint(
                path="/proxy/ideogram/generate",
                method=HttpMethod.POST,
                request_model=IdeogramGenerateRequest,
                response_model=IdeogramGenerateResponse,
            ),
            request=IdeogramGenerateRequest(
                image_request=ImageRequest(
                    prompt=prompt,
                    model=model,
                    num_images=num_images,
                    seed=seed,
                    aspect_ratio=aspect_ratio if aspect_ratio != "ASPECT_1_1" else None,
                    magic_prompt_option=(
                        magic_prompt_option if magic_prompt_option != "AUTO" else None
                    ),
                    negative_prompt=negative_prompt if negative_prompt else None,
                )
            ),
            auth_token=auth_token,
        )

        response = operation.execute()

        if not response.data or len(response.data) == 0:
            raise Exception("No images were generated in the response")

        image_urls = [image_data.url for image_data in response.data if image_data.url]

        if not image_urls:
            raise Exception("No image URLs were generated in the response")

        return (download_and_process_images(image_urls),)