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Revert MyBitmap.vb

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This commit is contained in:
tangge233
2024-10-08 23:30:45 +08:00
parent 788f7c9a96
commit e6c1b192ce
1 changed files with 17 additions and 22 deletions
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Plain Craft Launcher 2/Modules/Base/MyBitmap.vb
+16 -21
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@@ -64,28 +64,23 @@ Public Class MyBitmap
BitmapCache.Add(FilePathOrResourceName, Pic) BitmapCache.Add(FilePathOrResourceName, Pic)
End If End If
Else Else
Dim InputStream As Stream
If FilePathOrResourceName.StartsWithF("http") Then '在线图片（这里判断 https:\\ 或 http:\\ 会出问题）
Dim Client = New Net.WebClient()
InputStream = New MemoryStream(Client.DownloadData(FilePathOrResourceName))
Else
InputStream = New MemoryStream(File.ReadAllBytes(FilePathOrResourceName))
End If
'使用这种自己接管 FileStream 的方法加载才能解除文件占用 '使用这种自己接管 FileStream 的方法加载才能解除文件占用
'判断是否为 WebP 文件头 Using InputStream As New FileStream(FilePathOrResourceName, FileMode.Open)
Dim Header(1) As Byte '判断是否为 WebP 文件头
InputStream.Read(Header, 0, 2) Dim Header(1) As Byte
InputStream.Seek(0, SeekOrigin.Begin) InputStream.Read(Header, 0, 2)
If Header(0) = 82 AndAlso Header(1) = 73 Then InputStream.Seek(0, SeekOrigin.Begin)
'读取 WebP If Header(0) = 82 AndAlso Header(1) = 73 Then
If Is32BitSystem Then Throw New Exception("不支持在 32 位系统下加载 WebP 图片。") '读取 WebP
Dim FileBytes(InputStream.Length - 1) As Byte If Is32BitSystem Then Throw New Exception("不支持在 32 位系统下加载 WebP 图片。")
InputStream.Read(FileBytes, 0, FileBytes.Length) Dim FileBytes(InputStream.Length - 1) As Byte
Dim Decoder As New Imazen.WebP.SimpleDecoder() InputStream.Read(FileBytes, 0, FileBytes.Length)
Pic = Decoder.DecodeFromBytes(FileBytes, FileBytes.Length) Dim Decoder As New Imazen.WebP.SimpleDecoder()
Else Pic = Decoder.DecodeFromBytes(FileBytes, FileBytes.Length)
Pic = New System.Drawing.Bitmap(InputStream) Else
End If Pic = New System.Drawing.Bitmap(InputStream)
End If
End Using
End If End If
Catch ex As Exception Catch ex As Exception
Pic = My.Application.TryFindResource(FilePathOrResourceName) Pic = My.Application.TryFindResource(FilePathOrResourceName)