24024
d4b28a731a
- 新增 SystemNotification 模型，实现系统通知的数据存储 - 管理后台新增通知相关接口，支持通知的增删改查 - 用户端新增接口，获取最新激活通知并支持标记已读 - 在前端首页添加全局通知弹窗，实现通知自动轮询及已读同步 - 生成历史记录中兼容支持图片缩略图及新旧图片格式 - 优化后台图片同步逻辑，新增缩略图生成与存储 - 支持上传参考图的拖拽、粘贴、多文件上传及排序功能 - 增加购买积分页面入口及菜单项，调整菜单结构 - 日志系统由 Redis 列表迁移为有序集合，保留 30 天日志 - 优化日志页面样式，提升可读性及滚动体验 - 调整部分模板布局为自定义滚动条容器，增强视觉一致性
73 lines
1.7 KiB
Python
73 lines
1.7 KiB
Python
#
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# The Python Imaging Library.
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# $Id$
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#
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# PIXAR raster support for PIL
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#
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# history:
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# 97-01-29 fl Created
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#
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# notes:
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# This is incomplete; it is based on a few samples created with
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# Photoshop 2.5 and 3.0, and a summary description provided by
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# Greg Coats <gcoats@labiris.er.usgs.gov>. Hopefully, "L" and
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# "RGBA" support will be added in future versions.
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#
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# Copyright (c) Secret Labs AB 1997.
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# Copyright (c) Fredrik Lundh 1997.
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#
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# See the README file for information on usage and redistribution.
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#
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from __future__ import annotations
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from . import Image, ImageFile
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from ._binary import i16le as i16
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#
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# helpers
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def _accept(prefix: bytes) -> bool:
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return prefix.startswith(b"\200\350\000\000")
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##
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# Image plugin for PIXAR raster images.
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class PixarImageFile(ImageFile.ImageFile):
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format = "PIXAR"
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format_description = "PIXAR raster image"
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def _open(self) -> None:
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# assuming a 4-byte magic label
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assert self.fp is not None
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s = self.fp.read(4)
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if not _accept(s):
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msg = "not a PIXAR file"
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raise SyntaxError(msg)
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# read rest of header
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s = s + self.fp.read(508)
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self._size = i16(s, 418), i16(s, 416)
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# get channel/depth descriptions
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mode = i16(s, 424), i16(s, 426)
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if mode == (14, 2):
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self._mode = "RGB"
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# FIXME: to be continued...
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# create tile descriptor (assuming "dumped")
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self.tile = [ImageFile._Tile("raw", (0, 0) + self.size, 1024, self.mode)]
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#
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# --------------------------------------------------------------------
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Image.register_open(PixarImageFile.format, PixarImageFile, _accept)
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Image.register_extension(PixarImageFile.format, ".pxr")
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