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使用 SDK for SAP ABAP 的 Amazon Bedrock 运行时系统示例 - AWS SDK 代码示例
Stable Image Core

文档 AWS SDK 示例 GitHub 存储库中还有更多 S AWS DK 示例。

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使用 SDK for SAP ABAP 的 Amazon Bedrock 运行时系统示例

以下代码示例向您展示了如何使用适用于 SAP ABAP 的 AWS 软件开发工具包和 Amazon Bedrock Runtime 来执行操作和实现常见场景。

每个示例都包含一个指向完整源代码的链接，您可以从中找到有关如何在上下文中设置和运行代码的说明。

Stable Image Core

以下代码示例展示了如何在 Amazon Bedrock 上调用 St Stability.ai able Image Core 来生成图像。

适用于 SAP ABAP 的 SDK
注意

还有更多相关信息 GitHub。在 AWS 代码示例存储库中查找完整示例，了解如何进行设置和运行。

使用 Stable Diffusion 创建图像。

    "Stable Image Core Input Parameters should be in a format like this:
*   {
*     "prompt": "Draw a dolphin with a mustache, photorealistic",
*     "aspect_ratio": "1:1",
*     "seed": 0,
*     "output_format": "png"
*   }
    DATA: BEGIN OF ls_input,
            prompt        TYPE /aws1/rt_shape_string,
            aspect_ratio  TYPE /aws1/rt_shape_string,
            seed          TYPE /aws1/rt_shape_integer,
            output_format TYPE /aws1/rt_shape_string,
          END OF ls_input.

    ls_input-prompt = iv_prompt.
    ls_input-aspect_ratio = '1:1'.
    ls_input-seed = 0. "or better, choose a random integer.
    ls_input-output_format = 'png'.

    DATA(lv_json) = /ui2/cl_json=>serialize(
      data = ls_input
                pretty_name   = /ui2/cl_json=>pretty_mode-low_case ).

    TRY.
        DATA(lo_response) = lo_bdr->invokemodel(
          iv_body = /aws1/cl_rt_util=>string_to_xstring( lv_json )
          iv_modelid = 'stability.stable-image-core-v1:1'
          iv_accept = 'application/json'
          iv_contenttype = 'application/json' ).

        "Stable Image Core Result Format:
*       {
*         "seeds": ["0"],
*         "finish_reasons": [null],
*         "images": ["iVBORw0KGgoAAAANSUhEUgAAAgAAA...."]
*       }
        DATA: BEGIN OF ls_response,
                images TYPE STANDARD TABLE OF /aws1/rt_shape_string,
              END OF ls_response.

        /ui2/cl_json=>deserialize(
          EXPORTING jsonx = lo_response->get_body( )
                    pretty_name = /ui2/cl_json=>pretty_mode-camel_case
          CHANGING  data  = ls_response ).
        IF ls_response-images IS NOT INITIAL.
          DATA(lv_image) = cl_http_utility=>if_http_utility~decode_x_base64( ls_response-images[ 1 ] ).
        ENDIF.
      CATCH /aws1/cx_bdraccessdeniedex INTO DATA(lo_ex).
        WRITE / lo_ex->get_text( ).
        WRITE / |Don't forget to enable model access at https://console.aws.amazon.com/bedrock/home?#/modelaccess|.

    ENDTRY.

调用 St Stability.ai able Image Core 基础模型，使用 L2 高级客户端生成图像。

    TRY.
        DATA(lo_bdr_l2_sd) = /aws1/cl_bdr_l2_factory=>create_stable_diffusion_xl_1( lo_bdr ).
        " iv_prompt contains a prompt like 'Show me a picture of a unicorn reading an enterprise financial report'.
        DATA(lv_image) = lo_bdr_l2_sd->text_to_image( iv_prompt ).
      CATCH /aws1/cx_bdraccessdeniedex INTO DATA(lo_ex).
        WRITE / lo_ex->get_text( ).
        WRITE / |Don't forget to enable model access at https://console.aws.amazon.com/bedrock/home?#/modelaccess|.

    ENDTRY.

  • 有关 API 的详细信息，请参阅适用InvokeModel于 S AP 的AWS SDK ABAP API 参考。