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2008-09-07 Vesa Jääskeläinen <chaac@nic.fi>

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Based on patch created by Colin D Bennett <colin@gibibit.com>.
	Adds optimization support for BGR based modes.

	* include/grub/i386/pc/vbeblit.h (grub_video_i386_vbeblit_R8G8B8A8_R8G8B8A8) Removed.
	(grub_video_i386_vbeblit_R8G8B8X8_R8G8B8X8): Likewise.
	(grub_video_i386_vbeblit_R8G8B8_R8G8B8A8): Likewise.
	(grub_video_i386_vbeblit_R8G8B8_R8G8B8X8): Likewise.
	(grub_video_i386_vbeblit_index_R8G8B8A8): Likewise.
	(grub_video_i386_vbeblit_index_R8G8B8X8): Likewise.
	(grub_video_i386_vbeblit_R8G8B8A8_R8G8B8): Likewise.
	(grub_video_i386_vbeblit_R8G8B8_R8G8B8): Likewise.
	(grub_video_i386_vbeblit_index_R8G8B8): Likewise.
	(grub_video_i386_vbeblit_index_index): Likewise.
	(grub_video_i386_vbeblit_replace_directN): Added.
	(grub_video_i386_vbeblit_replace_BGRX8888_RGBX8888): Likewise.
	(grub_video_i386_vbeblit_replace_BGRX8888_RGB888): Likewise.
	(grub_video_i386_vbeblit_replace_BGR888_RGBX8888): Likewise.
	(grub_video_i386_vbeblit_replace_BGR888_RGB888): Likewise.
	(grub_video_i386_vbeblit_replace_RGBX8888_RGB888): Likewise.
	(grub_video_i386_vbeblit_replace_RGB888_RGBX8888): Likewise.
	(grub_video_i386_vbeblit_replace_index_RGBX8888): Likewise.	
	(grub_video_i386_vbeblit_replace_index_RGB888): Likewise.
	(grub_video_i386_vbeblit_blend_BGRA8888_RGBA8888): Likewise.
	(grub_video_i386_vbeblit_blend_BGR888_RGBA8888): Likewise.
	(grub_video_i386_vbeblit_blend_RGBA8888_RGBA8888): Likewise.
	(grub_video_i386_vbeblit_blend_RGB888_RGBA8888): Likewise.
	(grub_video_i386_vbeblit_blend_index_RGBA8888): Likewise.

	* include/grub/i386/pc/vbefill.h (grub_video_i386_vbefill_R8G8B8A8) Removed.
	(grub_video_i386_vbefill_R8G8B8): Likewise.
	(grub_video_i386_vbefill_index): Likewise.
	(grub_video_i386_vbefill_direct32): Added.
	(grub_video_i386_vbefill_direct24): Likewise.
	(grub_video_i386_vbefill_direct16): Likewise.
	(grub_video_i386_vbefill_direct8): Likewise.

	* include/grub/video.h (grub_video_blit_format): Removed 
	GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8, GRUB_VIDEO_BLIT_FORMAT_R8G8B8.
	(grub_video_blit_format): Added GRUB_VIDEO_BLIT_FORMAT_RGBA_8888,
	GRUB_VIDEO_BLIT_FORMAT_BGRA_8888, GRUB_VIDEO_BLIT_FORMAT_RGB_888,
	GRUB_VIDEO_BLIT_FORMAT_BGR_888, GRUB_VIDEO_BLIT_FORMAT_RGB_565,
	GRUB_VIDEO_BLIT_FORMAT_BGR_565.
	
	* video/video.c (grub_video_get_blit_format): Updated to use new
	blit formats.  Added handling for 16 bit color modes.
	
	* video/i386/pc/vbe.c (grub_video_vbe_fill_rect): Updated to use new 
	fillers.
	(common_blitter): Updated to use new blitters.

	* video/i386/pc/vbeblit.c (grub_video_i386_vbeblit_R8G8B8A8_R8G8B8A8):
	Removed.
	(grub_video_i386_vbeblit_R8G8B8X8_R8G8B8X8): Likewise.
	(grub_video_i386_vbeblit_R8G8B8_R8G8B8A8): Likewise.
	(grub_video_i386_vbeblit_R8G8B8_R8G8B8X8): Likewise.
	(grub_video_i386_vbeblit_index_R8G8B8A8): Likewise.
	(grub_video_i386_vbeblit_index_R8G8B8X8): Likewise.
	(grub_video_i386_vbeblit_R8G8B8A8_R8G8B8): Likewise.
	(grub_video_i386_vbeblit_R8G8B8_R8G8B8): Likewise.
	(grub_video_i386_vbeblit_index_R8G8B8): Likewise.
	(grub_video_i386_vbeblit_index_index): Likewise.
	(grub_video_i386_vbeblit_replace_directN): Added.
	(grub_video_i386_vbeblit_replace_BGRX8888_RGBX8888): Likewise.
	(grub_video_i386_vbeblit_replace_BGRX8888_RGB888): Likewise.
	(grub_video_i386_vbeblit_replace_BGR888_RGBX8888): Likewise.
	(grub_video_i386_vbeblit_replace_BGR888_RGB888): Likewise.
	(grub_video_i386_vbeblit_replace_RGBX8888_RGB888): Likewise.
	(grub_video_i386_vbeblit_replace_RGB888_RGBX8888): Likewise.
	(grub_video_i386_vbeblit_replace_index_RGBX8888): Likewise.
	(grub_video_i386_vbeblit_replace_index_RGB888): Likewise.
	(grub_video_i386_vbeblit_blend_BGRA8888_RGBA8888): Likewise.
	(grub_video_i386_vbeblit_blend_BGR888_RGBA8888): Likewise.
	(grub_video_i386_vbeblit_blend_RGBA8888_RGBA8888): Likewise.
	(grub_video_i386_vbeblit_blend_RGB888_RGBA8888): Likewise.
	(grub_video_i386_vbeblit_blend_index_RGBA8888): Likewise.
	
	* video/i386/pc/vbefill.c (grub_video_i386_vbefill_R8G8B8A8): Removed.
	(grub_video_i386_vbefill_R8G8B8): Likewise.
	(grub_video_i386_vbefill_index): Likewise.
	(grub_video_i386_vbefill_direct32): Added.
	(grub_video_i386_vbefill_direct24): Likewise.
	(grub_video_i386_vbefill_direct16): Likewise.
	(grub_video_i386_vbefill_direct8): Likewise.
	
	* video/readers/jpeg.c (grub_jpeg_decode_sos): Adapt to new blitter
	types.
	
	* video/readers/tga.c (grub_video_reader_tga): Adapt to new blitter
	types.
	
	* video/readers/png.c (grub_png_decode_image_header): Adapt to new
	blitter types.
	
	* video/bitmap.c (grub_video_bitmap_create): Adapt to new blitter
	types.
This commit is contained in:
chaac 2008-09-07 15:55:58 +00:00
parent e8a83df664
commit 0ea85a3787
12 changed files with 1274 additions and 683 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

98
ChangeLog
View file

@ -1,3 +1,101 @@
2008-09-07 Vesa Jääskeläinen <chaac@nic.fi>
Based on patch created by Colin D Bennett <colin@gibibit.com>.
Adds optimization support for BGR based modes.
* include/grub/i386/pc/vbeblit.h (grub_video_i386_vbeblit_R8G8B8A8_R8G8B8A8) Removed.
(grub_video_i386_vbeblit_R8G8B8X8_R8G8B8X8): Likewise.
(grub_video_i386_vbeblit_R8G8B8_R8G8B8A8): Likewise.
(grub_video_i386_vbeblit_R8G8B8_R8G8B8X8): Likewise.
(grub_video_i386_vbeblit_index_R8G8B8A8): Likewise.
(grub_video_i386_vbeblit_index_R8G8B8X8): Likewise.
(grub_video_i386_vbeblit_R8G8B8A8_R8G8B8): Likewise.
(grub_video_i386_vbeblit_R8G8B8_R8G8B8): Likewise.
(grub_video_i386_vbeblit_index_R8G8B8): Likewise.
(grub_video_i386_vbeblit_index_index): Likewise.
(grub_video_i386_vbeblit_replace_directN): Added.
(grub_video_i386_vbeblit_replace_BGRX8888_RGBX8888): Likewise.
(grub_video_i386_vbeblit_replace_BGRX8888_RGB888): Likewise.
(grub_video_i386_vbeblit_replace_BGR888_RGBX8888): Likewise.
(grub_video_i386_vbeblit_replace_BGR888_RGB888): Likewise.
(grub_video_i386_vbeblit_replace_RGBX8888_RGB888): Likewise.
(grub_video_i386_vbeblit_replace_RGB888_RGBX8888): Likewise.
(grub_video_i386_vbeblit_replace_index_RGBX8888): Likewise.
(grub_video_i386_vbeblit_replace_index_RGB888): Likewise.
(grub_video_i386_vbeblit_blend_BGRA8888_RGBA8888): Likewise.
(grub_video_i386_vbeblit_blend_BGR888_RGBA8888): Likewise.
(grub_video_i386_vbeblit_blend_RGBA8888_RGBA8888): Likewise.
(grub_video_i386_vbeblit_blend_RGB888_RGBA8888): Likewise.
(grub_video_i386_vbeblit_blend_index_RGBA8888): Likewise.
* include/grub/i386/pc/vbefill.h (grub_video_i386_vbefill_R8G8B8A8) Removed.
(grub_video_i386_vbefill_R8G8B8): Likewise.
(grub_video_i386_vbefill_index): Likewise.
(grub_video_i386_vbefill_direct32): Added.
(grub_video_i386_vbefill_direct24): Likewise.
(grub_video_i386_vbefill_direct16): Likewise.
(grub_video_i386_vbefill_direct8): Likewise.
* include/grub/video.h (grub_video_blit_format): Removed
GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8, GRUB_VIDEO_BLIT_FORMAT_R8G8B8.
(grub_video_blit_format): Added GRUB_VIDEO_BLIT_FORMAT_RGBA_8888,
GRUB_VIDEO_BLIT_FORMAT_BGRA_8888, GRUB_VIDEO_BLIT_FORMAT_RGB_888,
GRUB_VIDEO_BLIT_FORMAT_BGR_888, GRUB_VIDEO_BLIT_FORMAT_RGB_565,
GRUB_VIDEO_BLIT_FORMAT_BGR_565.
* video/video.c (grub_video_get_blit_format): Updated to use new
blit formats. Added handling for 16 bit color modes.
* video/i386/pc/vbe.c (grub_video_vbe_fill_rect): Updated to use new
fillers.
(common_blitter): Updated to use new blitters.
* video/i386/pc/vbeblit.c (grub_video_i386_vbeblit_R8G8B8A8_R8G8B8A8):
Removed.
(grub_video_i386_vbeblit_R8G8B8X8_R8G8B8X8): Likewise.
(grub_video_i386_vbeblit_R8G8B8_R8G8B8A8): Likewise.
(grub_video_i386_vbeblit_R8G8B8_R8G8B8X8): Likewise.
(grub_video_i386_vbeblit_index_R8G8B8A8): Likewise.
(grub_video_i386_vbeblit_index_R8G8B8X8): Likewise.
(grub_video_i386_vbeblit_R8G8B8A8_R8G8B8): Likewise.
(grub_video_i386_vbeblit_R8G8B8_R8G8B8): Likewise.
(grub_video_i386_vbeblit_index_R8G8B8): Likewise.
(grub_video_i386_vbeblit_index_index): Likewise.
(grub_video_i386_vbeblit_replace_directN): Added.
(grub_video_i386_vbeblit_replace_BGRX8888_RGBX8888): Likewise.
(grub_video_i386_vbeblit_replace_BGRX8888_RGB888): Likewise.
(grub_video_i386_vbeblit_replace_BGR888_RGBX8888): Likewise.
(grub_video_i386_vbeblit_replace_BGR888_RGB888): Likewise.
(grub_video_i386_vbeblit_replace_RGBX8888_RGB888): Likewise.
(grub_video_i386_vbeblit_replace_RGB888_RGBX8888): Likewise.
(grub_video_i386_vbeblit_replace_index_RGBX8888): Likewise.
(grub_video_i386_vbeblit_replace_index_RGB888): Likewise.
(grub_video_i386_vbeblit_blend_BGRA8888_RGBA8888): Likewise.
(grub_video_i386_vbeblit_blend_BGR888_RGBA8888): Likewise.
(grub_video_i386_vbeblit_blend_RGBA8888_RGBA8888): Likewise.
(grub_video_i386_vbeblit_blend_RGB888_RGBA8888): Likewise.
(grub_video_i386_vbeblit_blend_index_RGBA8888): Likewise.
* video/i386/pc/vbefill.c (grub_video_i386_vbefill_R8G8B8A8): Removed.
(grub_video_i386_vbefill_R8G8B8): Likewise.
(grub_video_i386_vbefill_index): Likewise.
(grub_video_i386_vbefill_direct32): Added.
(grub_video_i386_vbefill_direct24): Likewise.
(grub_video_i386_vbefill_direct16): Likewise.
(grub_video_i386_vbefill_direct8): Likewise.
* video/readers/jpeg.c (grub_jpeg_decode_sos): Adapt to new blitter
types.
* video/readers/tga.c (grub_video_reader_tga): Adapt to new blitter
types.
* video/readers/png.c (grub_png_decode_image_header): Adapt to new
blitter types.
* video/bitmap.c (grub_video_bitmap_create): Adapt to new blitter
types.
2008-09-06 Felix Zielcke <fzielcke@z-51.de>
* disk/raid.c (insert_array): Set `array->chunk_size' to 64 for

73
include/grub/i386/pc/vbeblit.h
View file

@ -1,6 +1,6 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006,2007 Free Software Foundation, Inc.
* Copyright (C) 2006,2007,2008 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -25,61 +25,67 @@
struct grub_video_i386_vbeblit_info;
void
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8A8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_R8G8B8X8_R8G8B8X8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_directN (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_R8G8B8_R8G8B8A8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_BGRX8888_RGBX8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_R8G8B8_R8G8B8X8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_BGRX8888_RGB888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_index_R8G8B8A8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_BGR888_RGBX8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_index_R8G8B8X8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_BGR888_RGB888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_RGBX8888_RGB888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_R8G8B8_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_RGB888_RGBX8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_index_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_index_RGBX8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_index_index (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_index_RGB888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y);
@ -91,9 +97,38 @@ grub_video_i386_vbeblit_blend (struct grub_video_i386_vbeblit_info *dst,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_replace (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_blend_BGRA8888_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_blend_BGR888_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_blend_RGBA8888_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_blend_RGB888_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y);
void
grub_video_i386_vbeblit_blend_index_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y);
#endif /* ! GRUB_VBEBLIT_MACHINE_HEADER */

37
include/grub/i386/pc/vbefill.h
View file

@ -1,6 +1,6 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006,2007 Free Software Foundation, Inc.
* Copyright (C) 2006,2007,2008 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -24,24 +24,29 @@
struct grub_video_i386_vbeblit_info;
void
grub_video_i386_vbefill_R8G8B8A8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height);
void
grub_video_i386_vbefill_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height);
void
grub_video_i386_vbefill_index (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height);
void
grub_video_i386_vbefill (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height);
void
grub_video_i386_vbefill_direct32 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height);
void
grub_video_i386_vbefill_direct24 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height);
void
grub_video_i386_vbefill_direct16 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height);
void
grub_video_i386_vbefill_direct8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height);
#endif /* ! GRUB_VBEFILL_MACHINE_HEADER */

20
include/grub/video.h
View file

@ -55,14 +55,22 @@ struct grub_video_bitmap;
/* Defined blitting formats. */
enum grub_video_blit_format
{
/* Follow exactly field & mask information. */
/* Generic RGBA, use fields & masks. */
GRUB_VIDEO_BLIT_FORMAT_RGBA,
/* Make optimization assumption. */
GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8,
/* Follow exactly field & mask information. */
/* Optimized RGBA's. */
GRUB_VIDEO_BLIT_FORMAT_RGBA_8888,
GRUB_VIDEO_BLIT_FORMAT_BGRA_8888,
/* Generic RGB, use fields & masks. */
GRUB_VIDEO_BLIT_FORMAT_RGB,
/* Make optimization assumption. */
GRUB_VIDEO_BLIT_FORMAT_R8G8B8,
/* Optimized RGB's. */
GRUB_VIDEO_BLIT_FORMAT_RGB_888,
GRUB_VIDEO_BLIT_FORMAT_BGR_888,
GRUB_VIDEO_BLIT_FORMAT_RGB_565,
GRUB_VIDEO_BLIT_FORMAT_BGR_565,
/* When needed, decode color or just use value as is. */
GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR
};

4
video/bitmap.c
View file

@ -78,7 +78,7 @@ grub_video_bitmap_create (struct grub_video_bitmap **bitmap,
switch (blit_format)
{
case GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8:
case GRUB_VIDEO_BLIT_FORMAT_RGBA_8888:
mode_info->mode_type = GRUB_VIDEO_MODE_TYPE_RGB
| GRUB_VIDEO_MODE_TYPE_ALPHA;
mode_info->bpp = 32;
@ -94,7 +94,7 @@ grub_video_bitmap_create (struct grub_video_bitmap **bitmap,
mode_info->reserved_field_pos = 24;
break;
case GRUB_VIDEO_BLIT_FORMAT_R8G8B8:
case GRUB_VIDEO_BLIT_FORMAT_RGB_888:
mode_info->mode_type = GRUB_VIDEO_MODE_TYPE_RGB;
mode_info->bpp = 24;
mode_info->bytes_per_pixel = 3;

179
video/i386/pc/vbe.c
View file

@ -646,6 +646,7 @@ grub_video_vbe_get_viewport (unsigned int *x, unsigned int *y,
return GRUB_ERR_NONE;
}
/* Maps color name to target optimized color format. */
static grub_video_color_t
grub_video_vbe_map_color (grub_uint32_t color_name)
{
@ -671,6 +672,7 @@ grub_video_vbe_map_color (grub_uint32_t color_name)
return 0;
}
/* Maps RGB to target optimized color format. */
grub_video_color_t
grub_video_vbe_map_rgb (grub_uint8_t red, grub_uint8_t green,
grub_uint8_t blue)
@ -728,6 +730,7 @@ grub_video_vbe_map_rgb (grub_uint8_t red, grub_uint8_t green,
}
/* Maps RGBA to target optimized color format. */
grub_video_color_t
grub_video_vbe_map_rgba (grub_uint8_t red, grub_uint8_t green,
grub_uint8_t blue, grub_uint8_t alpha)
@ -755,6 +758,7 @@ grub_video_vbe_map_rgba (grub_uint8_t red, grub_uint8_t green,
}
}
/* Splits target optimized format to components. */
grub_err_t grub_video_vbe_unmap_color (grub_video_color_t color,
grub_uint8_t *red, grub_uint8_t *green,
grub_uint8_t *blue, grub_uint8_t *alpha)
@ -769,6 +773,7 @@ grub_err_t grub_video_vbe_unmap_color (grub_video_color_t color,
return GRUB_ERR_NONE;
}
/* Splits color in source format to components. */
void
grub_video_vbe_unmap_color_int (struct grub_video_i386_vbeblit_info * source,
grub_video_color_t color,
@ -875,24 +880,41 @@ grub_video_vbe_fill_rect (grub_video_color_t color, int x, int y,
target.mode_info = &render_target->mode_info;
target.data = render_target->data;
/* Try to figure out more optimized version. */
if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
/* Try to figure out more optimized version. Note that color is already
mapped to target format so we can make assumptions based on that. */
if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGRA_8888)
{
grub_video_i386_vbefill_R8G8B8A8 (&target, color, x, y,
grub_video_i386_vbefill_direct32 (&target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
else if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGBA_8888)
{
grub_video_i386_vbefill_R8G8B8 (&target, color, x, y,
grub_video_i386_vbefill_direct32 (&target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
else if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGB_888)
{
grub_video_i386_vbefill_index (&target, color, x, y,
grub_video_i386_vbefill_direct24 (&target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
else if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGB_565)
{
grub_video_i386_vbefill_direct16 (&target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
else if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGR_565)
{
grub_video_i386_vbefill_direct16 (&target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
else if (target.mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbefill_direct8 (&target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
@ -985,65 +1007,97 @@ common_blitter (struct grub_video_i386_vbeblit_info *target,
if (oper == GRUB_VIDEO_BLIT_REPLACE)
{
/* Try to figure out more optimized version for replace operator. */
if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGBA_8888)
{
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGBA_8888)
{
grub_video_i386_vbeblit_R8G8B8X8_R8G8B8X8 (target, source,
grub_video_i386_vbeblit_replace_directN (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGRA_8888)
{
grub_video_i386_vbeblit_R8G8B8_R8G8B8X8 (target, source,
grub_video_i386_vbeblit_replace_BGRX8888_RGBX8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGR_888)
{
grub_video_i386_vbeblit_index_R8G8B8X8 (target, source,
grub_video_i386_vbeblit_replace_BGR888_RGBX8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGB_888)
{
grub_video_i386_vbeblit_replace_RGB888_RGBX8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbeblit_replace_index_RGBX8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
}
if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
else if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGB_888)
{
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGRA_8888)
{
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8 (target, source,
grub_video_i386_vbeblit_replace_BGRX8888_RGB888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGBA_8888)
{
grub_video_i386_vbeblit_R8G8B8_R8G8B8 (target, source,
grub_video_i386_vbeblit_replace_RGBX8888_RGB888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGR_888)
{
grub_video_i386_vbeblit_index_R8G8B8 (target, source,
grub_video_i386_vbeblit_replace_BGR888_RGB888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGB_888)
{
grub_video_i386_vbeblit_replace_directN (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbeblit_replace_index_RGB888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
}
if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
else if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGRA_8888)
{
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGRA_8888)
{
grub_video_i386_vbeblit_replace_directN (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
}
else if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbeblit_index_index (target, source,
grub_video_i386_vbeblit_replace_directN (target, source,
x, y, width, height,
offset_x, offset_y);
return;
@ -1057,65 +1111,80 @@ common_blitter (struct grub_video_i386_vbeblit_info *target,
else
{
/* Try to figure out more optimized blend operator. */
if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGBA_8888)
{
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGRA_8888)
{
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8A8 (target, source,
grub_video_i386_vbeblit_blend_BGRA8888_RGBA8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGBA_8888)
{
grub_video_i386_vbeblit_R8G8B8_R8G8B8A8 (target, source,
grub_video_i386_vbeblit_blend_RGBA8888_RGBA8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGR_888)
{
grub_video_i386_vbeblit_index_R8G8B8A8 (target, source,
grub_video_i386_vbeblit_blend_BGR888_RGBA8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGB_888)
{
grub_video_i386_vbeblit_blend_RGB888_RGBA8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbeblit_blend_index_RGBA8888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
}
else if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGB_888)
{
/* Note: There is really no alpha information here, so blend is
changed to replace. */
if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGRA_8888)
{
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
{
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8 (target, source,
grub_video_i386_vbeblit_replace_BGRX8888_RGB888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGBA_8888)
{
grub_video_i386_vbeblit_R8G8B8_R8G8B8 (target, source,
grub_video_i386_vbeblit_replace_RGBX8888_RGB888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_BGR_888)
{
grub_video_i386_vbeblit_index_R8G8B8 (target, source,
grub_video_i386_vbeblit_replace_BGR888_RGB888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_RGB_888)
{
grub_video_i386_vbeblit_replace_directN (target, source,
x, y, width, height,
offset_x, offset_y);
return;
}
if (source->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
else if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
if (target->mode_info->blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbeblit_index_index (target, source,
grub_video_i386_vbeblit_replace_index_RGB888 (target, source,
x, y, width, height,
offset_x, offset_y);
return;

838
video/i386/pc/vbeblit.c
View file

@ -34,74 +34,42 @@
#include <grub/types.h>
#include <grub/video.h>
/* Generic replacing blitter (slow). Works for every supported format. */
void
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8A8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint32_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
unsigned int a;
unsigned int dr;
unsigned int dg;
unsigned int db;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
grub_uint8_t src_red;
grub_uint8_t src_green;
grub_uint8_t src_blue;
grub_uint8_t src_alpha;
grub_video_color_t src_color;
grub_video_color_t dst_color;
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint32_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
src_color = get_pixel (src, i + offset_x, j + offset_y);
a = color >> 24;
grub_video_vbe_unmap_color_int (src, src_color, &src_red, &src_green,
&src_blue, &src_alpha);
if (a == 0)
{
dstptr++;
continue;
}
dst_color = grub_video_vbe_map_rgba (src_red, src_green,
src_blue, src_alpha);
if (a == 255)
{
*dstptr++ = color;
continue;
}
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
color = *dstptr;
dr = (color >> 0) & 0xFF;
dg = (color >> 8) & 0xFF;
db = (color >> 16) & 0xFF;
dr = (dr * (255 - a) + sr * a) / 255;
dg = (dg * (255 - a) + sg * a) / 255;
db = (db * (255 - a) + sb * a) / 255;
color = (a << 24) | (db << 16) | (dg << 8) | dr;
*dstptr++ = color;
set_pixel (dst, x + i, y + j, dst_color);
}
}
}
/* Block copy replacing blitter. Works with modes multiple of 8 bits. */
void
grub_video_i386_vbeblit_R8G8B8X8_R8G8B8X8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_directN (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y)
@ -109,232 +77,201 @@ grub_video_i386_vbeblit_R8G8B8X8_R8G8B8X8 (struct grub_video_i386_vbeblit_info *
int j;
grub_uint32_t *srcptr;
grub_uint32_t *dstptr;
int pitch;
int bpp;
pitch = src->mode_info->bytes_per_pixel;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
bpp = src->mode_info->bytes_per_pixel;
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint32_t *)get_data_ptr (dst, x, y + j);
grub_memmove (dstptr, srcptr, width * pitch);
grub_memmove (dstptr, srcptr, width * bpp);
}
}
/* Optimized replacing blitter for RGBX8888 to BGRX8888. */
void
grub_video_i386_vbeblit_R8G8B8_R8G8B8A8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_BGRX8888_RGBX8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint8_t *srcptr;
grub_uint8_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
unsigned int a;
unsigned int dr;
unsigned int dg;
unsigned int db;
unsigned int srcrowskip;
unsigned int dstrowskip;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
srcrowskip = src->mode_info->pitch - src->mode_info->bytes_per_pixel * width;
dstrowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
srcptr = (grub_uint8_t *) get_data_ptr (src, offset_x, offset_y);
dstptr = (grub_uint8_t *) get_data_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
grub_uint8_t r = *srcptr++;
grub_uint8_t g = *srcptr++;
grub_uint8_t b = *srcptr++;
grub_uint8_t a = *srcptr++;
a = color >> 24;
if (a == 0)
{
dstptr += 3;
continue;
*dstptr++ = b;
*dstptr++ = g;
*dstptr++ = r;
*dstptr++ = a;
}
srcptr += srcrowskip;
dstptr += dstrowskip;
}
}
/* Optimized replacing blitter for RGB888 to BGRX8888. */
void
grub_video_i386_vbeblit_replace_BGRX8888_RGB888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
int i;
int j;
grub_uint8_t *srcptr;
grub_uint8_t *dstptr;
unsigned int srcrowskip;
unsigned int dstrowskip;
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
srcrowskip = src->mode_info->pitch - src->mode_info->bytes_per_pixel * width;
dstrowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
srcptr = (grub_uint8_t *) get_data_ptr (src, offset_x, offset_y);
dstptr = (grub_uint8_t *) get_data_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
{
grub_uint8_t r = *srcptr++;
grub_uint8_t g = *srcptr++;
grub_uint8_t b = *srcptr++;
*dstptr++ = b;
*dstptr++ = g;
*dstptr++ = r;
/* Set alpha component as opaque. */
*dstptr++ = 255;
}
srcptr += srcrowskip;
dstptr += dstrowskip;
}
}
/* Optimized replacing blitter for RGBX8888 to BGR888. */
void
grub_video_i386_vbeblit_replace_BGR888_RGBX8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t *srcptr;
grub_uint8_t *dstptr;
unsigned int srcrowskip;
unsigned int dstrowskip;
int i;
int j;
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
srcrowskip = src->mode_info->pitch - src->mode_info->bytes_per_pixel * width;
dstrowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
srcptr = (grub_uint32_t *) get_data_ptr (src, offset_x, offset_y);
dstptr = (grub_uint8_t *) get_data_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
{
grub_uint32_t color;
grub_uint8_t sr;
grub_uint8_t sg;
grub_uint8_t sb;
color = *srcptr++;
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
if (a == 255)
{
*dstptr++ = sr;
*dstptr++ = sg;
*dstptr++ = sb;
continue;
}
dr = dstptr[0];
dg = dstptr[1];
db = dstptr[2];
dr = (dr * (255 - a) + sr * a) / 255;
dg = (dg * (255 - a) + sg * a) / 255;
db = (db * (255 - a) + sb * a) / 255;
*dstptr++ = dr;
*dstptr++ = dg;
*dstptr++ = db;
}
}
}
void
grub_video_i386_vbeblit_R8G8B8_R8G8B8X8 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint8_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
*dstptr++ = sr;
*dstptr++ = sg;
*dstptr++ = sb;
*dstptr++ = sr;
}
srcptr = (grub_uint32_t *) (((grub_uint8_t *) srcptr) + srcrowskip);
dstptr += dstrowskip;
}
}
/* Optimized replacing blitter for RGB888 to BGR888. */
void
grub_video_i386_vbeblit_index_R8G8B8A8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_BGR888_RGB888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint8_t *srcptr;
grub_uint8_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
unsigned int a;
unsigned char dr;
unsigned char dg;
unsigned char db;
unsigned char da;
unsigned int srcrowskip;
unsigned int dstrowskip;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
srcrowskip = src->mode_info->pitch - src->mode_info->bytes_per_pixel * width;
dstrowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
srcptr = (grub_uint8_t *) get_data_ptr (src, offset_x, offset_y);
dstptr = (grub_uint8_t *) get_data_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
grub_uint8_t r = *srcptr++;
grub_uint8_t g = *srcptr++;
grub_uint8_t b = *srcptr++;
a = color >> 24;
if (a == 0)
{
dstptr++;
continue;
*dstptr++ = b;
*dstptr++ = g;
*dstptr++ = r;
}
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
if (a == 255)
{
color = grub_video_vbe_map_rgb(sr, sg, sb);
*dstptr++ = color & 0xFF;
continue;
}
grub_video_vbe_unmap_color_int (dst, *dstptr, &dr, &dg, &db, &da);
dr = (dr * (255 - a) + sr * a) / 255;
dg = (dg * (255 - a) + sg * a) / 255;
db = (db * (255 - a) + sb * a) / 255;
color = grub_video_vbe_map_rgb(dr, dg, db);
*dstptr++ = color & 0xFF;
}
srcptr += srcrowskip;
dstptr += dstrowskip;
}
}
/* Optimized replacing blitter for RGB888 to RGBX8888. */
void
grub_video_i386_vbeblit_index_R8G8B8X8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_RGBX8888_RGB888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint8_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
color = grub_video_vbe_map_rgb(sr, sg, sb);
*dstptr++ = color & 0xFF;
}
}
}
void
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
@ -346,9 +283,6 @@ grub_video_i386_vbeblit_R8G8B8A8_R8G8B8 (struct grub_video_i386_vbeblit_info *ds
unsigned int sg;
unsigned int sb;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
srcptr = (grub_uint8_t *)get_data_ptr (src, offset_x, j + offset_y);
@ -360,6 +294,7 @@ grub_video_i386_vbeblit_R8G8B8A8_R8G8B8 (struct grub_video_i386_vbeblit_info *ds
sg = *srcptr++;
sb = *srcptr++;
/* Set alpha as opaque. */
color = 0xFF000000 | (sb << 16) | (sg << 8) | sr;
*dstptr++ = color;
@ -367,35 +302,85 @@ grub_video_i386_vbeblit_R8G8B8A8_R8G8B8 (struct grub_video_i386_vbeblit_info *ds
}
}
/* Optimized replacing blitter for RGBX8888 to RGB888. */
void
grub_video_i386_vbeblit_R8G8B8_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_RGB888_RGBX8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint8_t *srcptr;
grub_uint32_t *srcptr;
grub_uint8_t *dstptr;
int pitch;
pitch = src->mode_info->bytes_per_pixel;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
unsigned int sr;
unsigned int sg;
unsigned int sb;
for (j = 0; j < height; j++)
{
srcptr = (grub_uint8_t *)get_data_ptr (src, offset_x, j + offset_y);
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
grub_memmove (dstptr, srcptr, width * pitch);
for (i = 0; i < width; i++)
{
color = *srcptr++;
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
*dstptr++ = sr;
*dstptr++ = sg;
*dstptr++ = sb;
}
}
}
/* Optimized replacing blitter for RGBX8888 to indexed color. */
void
grub_video_i386_vbeblit_index_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_replace_index_RGBX8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint8_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
color = grub_video_vbe_map_rgb(sr, sg, sb);
*dstptr++ = color & 0xFF;
}
}
}
/* Optimized replacing blitter for RGB888 to indexed color. */
void
grub_video_i386_vbeblit_replace_index_RGB888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
@ -407,9 +392,6 @@ grub_video_i386_vbeblit_index_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
unsigned int sg;
unsigned int sb;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
srcptr = (grub_uint8_t *)get_data_ptr (src, offset_x, j + offset_y);
@ -428,31 +410,7 @@ grub_video_i386_vbeblit_index_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
}
}
void
grub_video_i386_vbeblit_index_index (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int offset_x, int offset_y)
{
int j;
grub_uint8_t *srcptr;
grub_uint8_t *dstptr;
int pitch;
pitch = src->mode_info->bytes_per_pixel;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
srcptr = (grub_uint8_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
grub_memmove (dstptr, srcptr, width * pitch);
}
}
/* Generic blending blitter. Works for every supported format. */
void
grub_video_i386_vbeblit_blend (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
@ -462,9 +420,6 @@ grub_video_i386_vbeblit_blend (struct grub_video_i386_vbeblit_info *dst,
int i;
int j;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
@ -516,35 +471,358 @@ grub_video_i386_vbeblit_blend (struct grub_video_i386_vbeblit_info *dst,
}
}
/* Optimized blending blitter for RGBA8888 to BGRA8888. */
void
grub_video_i386_vbeblit_replace (struct grub_video_i386_vbeblit_info *dst,
grub_video_i386_vbeblit_blend_BGRA8888_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y, int width, int height,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t *srcptr;
grub_uint32_t *dstptr;
unsigned int srcrowskip;
unsigned int dstrowskip;
int i;
int j;
grub_uint8_t src_red;
grub_uint8_t src_green;
grub_uint8_t src_blue;
grub_uint8_t src_alpha;
grub_video_color_t src_color;
grub_video_color_t dst_color;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
srcrowskip = src->mode_info->pitch - src->mode_info->bytes_per_pixel * width;
dstrowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
srcptr = (grub_uint32_t *) get_data_ptr (src, offset_x, offset_y);
dstptr = (grub_uint32_t *) get_data_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
{
src_color = get_pixel (src, i + offset_x, j + offset_y);
grub_video_vbe_unmap_color_int (src, src_color, &src_red, &src_green,
&src_blue, &src_alpha);
grub_uint32_t color;
unsigned int sr;
unsigned int sg;
unsigned int sb;
unsigned int a;
unsigned int dr;
unsigned int dg;
unsigned int db;
dst_color = grub_video_vbe_map_rgba (src_red, src_green,
src_blue, src_alpha);
set_pixel (dst, x + i, y + j, dst_color);
color = *srcptr++;
a = color >> 24;
if (a == 0)
{
/* Skip transparent source pixels. */
dstptr++;
continue;
}
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
if (a == 255)
{
/* Opaque pixel shortcut. */
dr = sr;
dg = sg;
db = sb;
}
else
{
/* General pixel color blending. */
color = *dstptr;
dr = (color >> 16) & 0xFF;
dr = (dr * (255 - a) + sr * a) / 255;
dg = (color >> 8) & 0xFF;
dg = (dg * (255 - a) + sg * a) / 255;
db = (color >> 0) & 0xFF;
db = (db * (255 - a) + sb * a) / 255;
}
color = (a << 24) | (dr << 16) | (dg << 8) | db;
*dstptr++ = color;
}
srcptr = (grub_uint32_t *) (((grub_uint8_t *) srcptr) + srcrowskip);
dstptr = (grub_uint32_t *) (((grub_uint8_t *) dstptr) + dstrowskip);
}
}
/* Optimized blending blitter for RGBA8888 to BGR888. */
void
grub_video_i386_vbeblit_blend_BGR888_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t *srcptr;
grub_uint8_t *dstptr;
unsigned int srcrowskip;
unsigned int dstrowskip;
int i;
int j;
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
srcrowskip = src->mode_info->pitch - src->mode_info->bytes_per_pixel * width;
dstrowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
srcptr = (grub_uint32_t *) get_data_ptr (src, offset_x, offset_y);
dstptr = (grub_uint8_t *) get_data_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
{
grub_uint32_t color;
unsigned int sr;
unsigned int sg;
unsigned int sb;
unsigned int a;
unsigned int dr;
unsigned int dg;
unsigned int db;
color = *srcptr++;
a = color >> 24;
if (a == 0)
{
/* Skip transparent source pixels. */
dstptr += 3;
continue;
}
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
if (a == 255)
{
/* Opaque pixel shortcut. */
dr = sr;
dg = sg;
db = sb;
}
else
{
/* General pixel color blending. */
color = *dstptr;
db = dstptr[0];
db = (db * (255 - a) + sb * a) / 255;
dg = dstptr[1];
dg = (dg * (255 - a) + sg * a) / 255;
dr = dstptr[2];
dr = (dr * (255 - a) + sr * a) / 255;
}
*dstptr++ = db;
*dstptr++ = dg;
*dstptr++ = dr;
}
srcptr = (grub_uint32_t *) (((grub_uint8_t *) srcptr) + srcrowskip);
dstptr += dstrowskip;
}
}
/* Optimized blending blitter for RGBA888 to RGBA8888. */
void
grub_video_i386_vbeblit_blend_RGBA8888_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint32_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
unsigned int a;
unsigned int dr;
unsigned int dg;
unsigned int db;
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint32_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
a = color >> 24;
if (a == 0)
{
dstptr++;
continue;
}
if (a == 255)
{
*dstptr++ = color;
continue;
}
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
color = *dstptr;
dr = (color >> 0) & 0xFF;
dg = (color >> 8) & 0xFF;
db = (color >> 16) & 0xFF;
dr = (dr * (255 - a) + sr * a) / 255;
dg = (dg * (255 - a) + sg * a) / 255;
db = (db * (255 - a) + sb * a) / 255;
color = (a << 24) | (db << 16) | (dg << 8) | dr;
*dstptr++ = color;
}
}
}
/* Optimized blending blitter for RGBA8888 to RGB888. */
void
grub_video_i386_vbeblit_blend_RGB888_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint8_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
unsigned int a;
unsigned int dr;
unsigned int dg;
unsigned int db;
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
a = color >> 24;
if (a == 0)
{
dstptr += 3;
continue;
}
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
if (a == 255)
{
*dstptr++ = sr;
*dstptr++ = sg;
*dstptr++ = sb;
continue;
}
dr = dstptr[0];
dg = dstptr[1];
db = dstptr[2];
dr = (dr * (255 - a) + sr * a) / 255;
dg = (dg * (255 - a) + sg * a) / 255;
db = (db * (255 - a) + sb * a) / 255;
*dstptr++ = dr;
*dstptr++ = dg;
*dstptr++ = db;
}
}
}
/* Optimized blending blitter for RGBA8888 to indexed color. */
void
grub_video_i386_vbeblit_blend_index_RGBA8888 (struct grub_video_i386_vbeblit_info *dst,
struct grub_video_i386_vbeblit_info *src,
int x, int y,
int width, int height,
int offset_x, int offset_y)
{
grub_uint32_t color;
int i;
int j;
grub_uint32_t *srcptr;
grub_uint8_t *dstptr;
unsigned int sr;
unsigned int sg;
unsigned int sb;
unsigned int a;
unsigned char dr;
unsigned char dg;
unsigned char db;
unsigned char da;
for (j = 0; j < height; j++)
{
srcptr = (grub_uint32_t *)get_data_ptr (src, offset_x, j + offset_y);
dstptr = (grub_uint8_t *)get_data_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
color = *srcptr++;
a = color >> 24;
if (a == 0)
{
dstptr++;
continue;
}
sr = (color >> 0) & 0xFF;
sg = (color >> 8) & 0xFF;
sb = (color >> 16) & 0xFF;
if (a == 255)
{
color = grub_video_vbe_map_rgb(sr, sg, sb);
*dstptr++ = color & 0xFF;
continue;
}
grub_video_vbe_unmap_color_int (dst, *dstptr, &dr, &dg, &db, &da);
dr = (dr * (255 - a) + sr * a) / 255;
dg = (dg * (255 - a) + sg * a) / 255;
db = (db * (255 - a) + sb * a) / 255;
color = grub_video_vbe_map_rgb(dr, dg, db);
*dstptr++ = color & 0xFF;
}
}
}

206
video/i386/pc/vbefill.c
View file

@ -1,6 +1,6 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006,2007 Free Software Foundation, Inc.
* Copyright (C) 2006,2007,2008 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -33,77 +33,7 @@
#include <grub/types.h>
#include <grub/video.h>
void
grub_video_i386_vbefill_R8G8B8A8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height)
{
int i;
int j;
grub_uint32_t *dstptr;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
dstptr = (grub_uint32_t *)grub_video_vbe_get_video_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
*dstptr++ = color;
}
}
void
grub_video_i386_vbefill_R8G8B8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height)
{
int i;
int j;
grub_uint8_t *dstptr;
grub_uint8_t fillr = (grub_uint8_t)((color >> 0) & 0xFF);
grub_uint8_t fillg = (grub_uint8_t)((color >> 8) & 0xFF);
grub_uint8_t fillb = (grub_uint8_t)((color >> 16) & 0xFF);
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
dstptr = (grub_uint8_t *)grub_video_vbe_get_video_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
{
*dstptr++ = fillr;
*dstptr++ = fillg;
*dstptr++ = fillb;
}
}
}
void
grub_video_i386_vbefill_index (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height)
{
int i;
int j;
grub_uint8_t *dstptr;
grub_uint8_t fill = (grub_uint8_t)color & 0xFF;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
{
dstptr = (grub_uint8_t *)grub_video_vbe_get_video_ptr (dst, x, y + j);
for (i = 0; i < width; i++)
*dstptr++ = fill;
}
}
/* Generic filler that works for every supported mode. */
void
grub_video_i386_vbefill (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
@ -112,10 +42,136 @@ grub_video_i386_vbefill (struct grub_video_i386_vbeblit_info *dst,
int i;
int j;
/* We do not need to worry about data being out of bounds
as we assume that everything has been checked before. */
for (j = 0; j < height; j++)
for (i = 0; i < width; i++)
set_pixel (dst, x+i, y+j, color);
}
/* Optimized filler for direct color 32 bit modes. It is assumed that color
is already mapped to destination format. */
void
grub_video_i386_vbefill_direct32 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height)
{
int i;
int j;
grub_uint32_t *dstptr;
grub_size_t rowskip;
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
rowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
/* Get the start address. */
dstptr = (grub_uint32_t *) grub_video_vbe_get_video_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
*dstptr++ = color;
/* Advance the dest pointer to the right location on the next line. */
dstptr = (grub_uint32_t *) (((char *) dstptr) + rowskip);
}
}
/* Optimized filler for direct color 24 bit modes. It is assumed that color
is already mapped to destination format. */
void
grub_video_i386_vbefill_direct24 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height)
{
int i;
int j;
grub_size_t rowskip;
grub_uint8_t *dstptr;
grub_uint8_t fill0 = (grub_uint8_t)((color >> 0) & 0xFF);
grub_uint8_t fill1 = (grub_uint8_t)((color >> 8) & 0xFF);
grub_uint8_t fill2 = (grub_uint8_t)((color >> 16) & 0xFF);
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
rowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
/* Get the start address. */
dstptr = (grub_uint8_t *) grub_video_vbe_get_video_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
{
*dstptr++ = fill0;
*dstptr++ = fill1;
*dstptr++ = fill2;
}
/* Advance the dest pointer to the right location on the next line. */
dstptr += rowskip;
}
}
/* Optimized filler for direct color 16 bit modes. It is assumed that color
is already mapped to destination format. */
void
grub_video_i386_vbefill_direct16 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height)
{
int i;
int j;
grub_size_t rowskip;
grub_uint8_t *dstptr;
grub_uint8_t fill0 = (grub_uint8_t)((color >> 0) & 0xFF);
grub_uint8_t fill1 = (grub_uint8_t)((color >> 8) & 0xFF);
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
rowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
/* Get the start address. */
dstptr = (grub_uint8_t *) grub_video_vbe_get_video_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
{
*dstptr++ = fill0;
*dstptr++ = fill1;
}
/* Advance the dest pointer to the right location on the next line. */
dstptr += rowskip;
}
}
/* Optimized filler for index color. It is assumed that color
is already mapped to destination format. */
void
grub_video_i386_vbefill_direct8 (struct grub_video_i386_vbeblit_info *dst,
grub_video_color_t color, int x, int y,
int width, int height)
{
int i;
int j;
grub_size_t rowskip;
grub_uint8_t *dstptr;
grub_uint8_t fill = (grub_uint8_t)color & 0xFF;
/* Calculate the number of bytes to advance from the end of one line
to the beginning of the next line. */
rowskip = dst->mode_info->pitch - dst->mode_info->bytes_per_pixel * width;
/* Get the start address. */
dstptr = (grub_uint8_t *) grub_video_vbe_get_video_ptr (dst, x, y);
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
*dstptr++ = fill;
/* Advance the dest pointer to the right location on the next line. */
dstptr += rowskip;
}
}

2
video/readers/jpeg.c
View file

@ -542,7 +542,7 @@ grub_jpeg_decode_sos (struct grub_jpeg_data *data)
if (grub_video_bitmap_create (data->bitmap, data->image_width,
data->image_height,
GRUB_VIDEO_BLIT_FORMAT_R8G8B8))
GRUB_VIDEO_BLIT_FORMAT_RGB_888))
return grub_errno;
data->bit_mask = 0x0;

4
video/readers/png.c
View file

@ -231,7 +231,7 @@ grub_png_decode_image_header (struct grub_png_data *data)
{
if (grub_video_bitmap_create (data->bitmap, data->image_width,
data->image_height,
GRUB_VIDEO_BLIT_FORMAT_R8G8B8))
GRUB_VIDEO_BLIT_FORMAT_RGB_888))
return grub_errno;
data->bpp = 3;
}
@ -239,7 +239,7 @@ grub_png_decode_image_header (struct grub_png_data *data)
{
if (grub_video_bitmap_create (data->bitmap, data->image_width,
data->image_height,
GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8))
GRUB_VIDEO_BLIT_FORMAT_RGBA_8888))
return grub_errno;
data->bpp = 4;
}

4
video/readers/tga.c
View file

@ -397,7 +397,7 @@ grub_video_reader_tga (struct grub_video_bitmap **bitmap,
{
grub_video_bitmap_create (bitmap, header.image_width,
header.image_height,
GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8);
GRUB_VIDEO_BLIT_FORMAT_RGBA_8888);
if (grub_errno != GRUB_ERR_NONE)
{
grub_file_close (file);
@ -420,7 +420,7 @@ grub_video_reader_tga (struct grub_video_bitmap **bitmap,
{
grub_video_bitmap_create (bitmap, header.image_width,
header.image_height,
GRUB_VIDEO_BLIT_FORMAT_R8G8B8);
GRUB_VIDEO_BLIT_FORMAT_RGB_888);
if (grub_errno != GRUB_ERR_NONE)
{
grub_file_close (file);

66
video/video.c
View file

@ -152,31 +152,70 @@ grub_video_get_blit_format (struct grub_video_mode_info *mode_info)
if (mode_info->bpp == 32)
{
if ((mode_info->red_mask_size == 8)
&& (mode_info->red_field_pos == 0)
&& (mode_info->red_field_pos == 16)
&& (mode_info->green_mask_size == 8)
&& (mode_info->green_field_pos == 8)
&& (mode_info->blue_mask_size == 8)
&& (mode_info->blue_field_pos == 16)
&& (mode_info->reserved_mask_size == 8)
&& (mode_info->reserved_field_pos == 24))
&& (mode_info->blue_field_pos == 0))
{
return GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8;
return GRUB_VIDEO_BLIT_FORMAT_BGRA_8888;
}
}
/* Check if we have any known 24 bit modes. */
if (mode_info->bpp == 24)
{
if ((mode_info->red_mask_size == 8)
else if ((mode_info->red_mask_size == 8)
&& (mode_info->red_field_pos == 0)
&& (mode_info->green_mask_size == 8)
&& (mode_info->green_field_pos == 8)
&& (mode_info->blue_mask_size == 8)
&& (mode_info->blue_field_pos == 16))
{
return GRUB_VIDEO_BLIT_FORMAT_R8G8B8;
return GRUB_VIDEO_BLIT_FORMAT_RGBA_8888;
}
}
/* Check if we have any known 24 bit modes. */
else if (mode_info->bpp == 24)
{
if ((mode_info->red_mask_size == 8)
&& (mode_info->red_field_pos == 16)
&& (mode_info->green_mask_size == 8)
&& (mode_info->green_field_pos == 8)
&& (mode_info->blue_mask_size == 8)
&& (mode_info->blue_field_pos == 0))
{
return GRUB_VIDEO_BLIT_FORMAT_BGR_888;
}
else if ((mode_info->red_mask_size == 8)
&& (mode_info->red_field_pos == 0)
&& (mode_info->green_mask_size == 8)
&& (mode_info->green_field_pos == 8)
&& (mode_info->blue_mask_size == 8)
&& (mode_info->blue_field_pos == 16))
{
return GRUB_VIDEO_BLIT_FORMAT_RGB_888;
}
}
/* Check if we have any known 16 bit modes. */
else if (mode_info->bpp == 16)
{
if ((mode_info->red_mask_size == 5)
&& (mode_info->red_field_pos == 11)
&& (mode_info->green_mask_size == 6)
&& (mode_info->green_field_pos == 5)
&& (mode_info->blue_mask_size == 5)
&& (mode_info->blue_field_pos == 0))
{
return GRUB_VIDEO_BLIT_FORMAT_BGR_565;
}
else if ((mode_info->red_mask_size == 5)
&& (mode_info->red_field_pos == 0)
&& (mode_info->green_mask_size == 6)
&& (mode_info->green_field_pos == 5)
&& (mode_info->blue_mask_size == 5)
&& (mode_info->blue_field_pos == 11))
{
return GRUB_VIDEO_BLIT_FORMAT_RGB_565;
}
}
/* Backup route. Unknown format. */
/* If there are more than 8 bits per color, assume RGB(A) mode. */
if (mode_info->bpp > 8)
@ -185,8 +224,11 @@ grub_video_get_blit_format (struct grub_video_mode_info *mode_info)
{
return GRUB_VIDEO_BLIT_FORMAT_RGBA;
}
else
{
return GRUB_VIDEO_BLIT_FORMAT_RGB;
}
}
/* Assume as indexcolor mode. */
return GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR;