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简介

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PPT 转换处理器，支持 PPT/PPTX 转 PDF 及每页图片

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功能描述

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算子参数

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输入

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输入含义
files输入文件路径数组，支持 bos、http(s) 以及本地路径。
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输出

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输出含义
result输出处理后的路径字符串数组，与输入一一对应；单条失败时对应位置返回空字符串。
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参数

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参数名称类型默认值描述
target_formatstr必填目标格式，\"pdf\" 表示仅生成 PDF，\"images\" 表示生成每页图片并返回图片文件夹路径。
output_dirstr必填输出路径，必须提供，可以是本地路径或 BOS 路径。
convert_time_outint600转换超时时间（秒），用于控制 soffice / pdftoppm 执行时间。
image_dpiint200图片转换时的 DPI 分辨率，仅在 target_format=\"images\" 时生效。
image_formatstr'png'图片格式，当前支持 \"png\" 、\"jpg\"、\"jpeg\"，仅在 target_format=\"images\" 时生效。
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调用示例

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\n Python\n \n
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1from __future__ import annotations\n2\n3import os\n4\n5import daft\n6from daft import col\n7\n8from daft.aihc.common.udf import aihc_udf\n9from daft.aihc.functions.doc.ppt_convert import PPTConvert\n10\n11if __name__ == \"__main__\":\n12    if os.getenv(\"DAFT_RUNNER\", \"native\") == \"ray\":\n13        import ray\n14        ray.init(dashboard_host=\"0.0.0.0\", ignore_reinit_error=True)\n15        daft.set_runner_ray()\n16    daft.set_execution_config(actor_udf_ready_timeout=6000, min_cpu_per_task=0)\n17\n18    # TODO: 根据实际场景准备样本数据\n19    samples = {\"files\": [...]}\n20    ds = daft.from_pydict(samples)\n21    constructor_kwargs = {\n22        \"convert_time_out\": 600,\n23        \"image_dpi\": 200,\n24        \"image_format\": 'png',\n25    }\n26    ds = ds.with_column(\n27        \"result\",\n28        aihc_udf(\n29            PPTConvert,\n30            construct_args=constructor_kwargs,\n31            num_cpus=1,\n32            concurrency=4,\n33            batch_size=8,\n34        )(col(\"files\")),\n35    )\n36    ds.show()
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