From e1fcaf9161385bb1a358e47c2fbcf29d90d5aedc Mon Sep 17 00:00:00 2001
From: SXP-Simon <sxp20061207@163.com>
Date: Sun, 14 Sep 2025 22:31:21 +0800
Subject: [PATCH] =?UTF-8?q?[fix]=20(reports\generators)=20=E6=8F=90?=
 =?UTF-8?q?=E9=AB=98=20image=20=E6=A0=BC=E5=BC=8F=E8=BE=93=E5=87=BA?=
 =?UTF-8?q?=E7=9A=84=E5=9B=BE=E7=89=87=E5=88=86=E6=9E=90=E6=8A=A5=E5=91=8A?=
 =?UTF-8?q?=E7=9A=84=E8=B4=A8=E9=87=8F=EF=BC=8C=E6=8F=90=E9=AB=98=E5=88=86?=
 =?UTF-8?q?=E8=BE=A8=E7=8E=87=20=E5=8F=82=E8=80=83=20astrbot\core\utils\t2?=
 =?UTF-8?q?i\network=5Fstrategy.py=20=E6=83=85=E5=86=B5?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

self.html_render 方法实际上是调用 HtmlRenderer.render_custom_template() 方法

查看  astrbot\core\utils\t2i\network_strategy.py，得出结论可以通过 options 参数来控制图片质量

传入 image_options，设置 "quality": 95，得到更高质量的图片报告，提高了分辨率
---
 src/reports/generators.py | 38 ++++++++++++++++++++++++++++++++++----
 1 file changed, 34 insertions(+), 4 deletions(-)

diff --git a/src/reports/generators.py b/src/reports/generators.py
index a107672..466b689 100644
--- a/src/reports/generators.py
+++ b/src/reports/generators.py
@@ -25,14 +25,44 @@ class ReportGenerator:
         try:
             # 准备渲染数据
             render_payload = await self._prepare_render_data(analysis_result)
-
             # 使用AstrBot内置的HTML渲染服务（直接传递模板和数据）
-            image_url = await html_render_func(HTMLTemplates.get_image_template(), render_payload)
+            # 使用兼容的图片生成选项（基于NetworkRenderStrategy的默认设置）
+            image_options = {
+                "full_page": True,
+                "type": "jpeg",  # 使用默认的jpeg格式提高兼容性
+                "quality": 95,   # 设置合理的质量
+            }
+            image_url = await html_render_func(
+                HTMLTemplates.get_image_template(),
+                render_payload,
+                True,  # return_url=True，返回URL而不是下载文件
+                image_options
+            )
+
+            logger.info(f"图片生成成功: {image_url}")
             return image_url
 
         except Exception as e:
-            logger.error(f"生成图片报告失败: {e}")
-            return None
+            logger.error(f"生成图片报告失败: {e}", exc_info=True)
+            # 尝试使用更简单的选项作为后备方案
+            try:
+                logger.info("尝试使用低质量选项重新生成...")
+                simple_options = {
+                    "full_page": True,
+                    "type": "jpeg",
+                    "quality": 70  # 降低质量以提高兼容性
+                }
+                image_url = await html_render_func(
+                    HTMLTemplates.get_image_template(),
+                    render_payload,
+                    True,
+                    simple_options
+                )
+                logger.info(f"使用低质量选项生成成功: {image_url}")
+                return image_url
+            except Exception as fallback_e:
+                logger.error(f"后备低质量方案也失败: {fallback_e}")
+                return None