Hi, Mars
We will review this patch and get back to you if we have feedback.
Thanks
Feng
From: Mars Lin [mailto:mars_...@phoenix.com]
Sent: Wednesday, March 12, 2014 11:05
To: edk2-devel@lists.sourceforge.net
Subject: [edk2] 回覆: JPEG image block parsing error in HiiDataBase.
Hi Feng,
Any update for this proposed change to MdeModulePkg?
Thanks,
-Mars
寄件者: Mars Lin [mailto:mars_...@phoenix.com]
寄件日期: 2014年2月19日 下午 02:27
收件者: edk2-devel@lists.sourceforge.net<mailto:edk2-devel@lists.sourceforge.net>
主旨: [edk2] JPEG image block parsing error in HiiDataBase.
Dear MdeModulePkg maintainers,
Please consider attached patch file for fixing wrong JPEG image block traverse
error.
Summary
A true-color bitmap is encoded with JPEG image compression.
Prototype
#define EFI_HII_IIBT_IMAGE_JPEG 0x18
typedef struct _EFI_HII_IIBT_JPEG_BLOCK {
EFI_HII_IMAGE_BLOCK Header;
UINT32 Size;
UINT8 Data[ … ];
} EFI_HII_IIBT_JPEG;
Members
Header Standard image header, where Header.BlockType = EFI_HII_IIBT_IMAGE_JPEG.
Size Specifies the size of the JPEG encoded data. (Not include size of Header)
Data JPEG encoded data with ‘JFIF’ signature at offset 6 in the data block.
The JPEG encoded data, specifies type of encoding and final size of true-color
image.
[Path] MdeModulePkg\Universal\HiiDatabaseDxe\Image.c
[Function] GetImageIdOrAddress
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Smith Cheng
<smith_ch...@phoenix.com<mailto:smith_ch...@phoenix.com>>
Regards,
-Mars
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