Add support for DRI and RSTn markers in JPEG files.

* grub-core/video/readers/jpeg.c (JPEG_MARKER_DRI): New define.
	(JPEG_MARKER_RST0): Likewise.
	(JPEG_MARKER_RST1): Likewise.
	(JPEG_MARKER_RST2): Likewise.
	(JPEG_MARKER_RST3): Likewise.
	(JPEG_MARKER_RST4): Likewise.
	(JPEG_MARKER_RST5): Likewise.
	(JPEG_MARKER_RST6): Likewise.
	(JPEG_MARKER_RST7): Likewise.
	(grub_jpeg_data): New fields dri, r1, bitmap_ptr.
	(grub_jpeg_decode_dri): New function.
	(grub_jpeg_decode_sos): Move image data related part into
	grub_jpeg_decode_data function.
	(grub_jpeg_decode_data): New function.
	(grub_jpeg_reset): New function.
	(grub_jpeg_decode_jpeg): Handle new markers.
This commit is contained in:
Szymon Janc 2011-06-23 23:13:20 +02:00
parent fe12fd5b43
commit c31dc5f5e4
2 changed files with 87 additions and 12 deletions

View file

@ -1,3 +1,24 @@
2011-06-23 Szymon Janc <szymon@janc.net.pl>
Add support for DRI and RSTn markers in JPEG files.
* grub-core/video/readers/jpeg.c (JPEG_MARKER_DRI): New define.
(JPEG_MARKER_RST0): Likewise.
(JPEG_MARKER_RST1): Likewise.
(JPEG_MARKER_RST2): Likewise.
(JPEG_MARKER_RST3): Likewise.
(JPEG_MARKER_RST4): Likewise.
(JPEG_MARKER_RST5): Likewise.
(JPEG_MARKER_RST6): Likewise.
(JPEG_MARKER_RST7): Likewise.
(grub_jpeg_data): New fields dri, r1, bitmap_ptr.
(grub_jpeg_decode_dri): New function.
(grub_jpeg_decode_sos): Move image data related part into
grub_jpeg_decode_data function.
(grub_jpeg_decode_data): New function.
(grub_jpeg_reset): New function.
(grub_jpeg_decode_jpeg): Handle new markers.
2011-06-23 Vladimir Serbinenko <phcoder@gmail.com>
* util/ieee1275/ofpath.c (check_sas): Close fd.