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rasky
libvncserver
Commits
e38c3c22
Commit
e38c3c22
authored
Jan 16, 2006
by
runge
Browse files
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Plain Diff
x11vnc: more tweaks to -8to24 XGETIMAGE_8TO24
parent
5993dd75
Changes
7
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Showing
7 changed files
with
1074 additions
and
858 deletions
+1074
-858
8to24.c
x11vnc/8to24.c
+157
-51
ChangeLog
x11vnc/ChangeLog
+5
-1
README
x11vnc/README
+881
-794
help.c
x11vnc/help.c
+13
-2
util.c
x11vnc/util.c
+3
-6
x11vnc.1
x11vnc/x11vnc.1
+14
-3
x11vnc_defs.c
x11vnc/x11vnc_defs.c
+1
-1
No files found.
x11vnc/8to24.c
View file @
e38c3c22
...
...
@@ -27,11 +27,12 @@ typedef struct window8 {
int
fetched
;
}
window8bpp_t
;
/* fixed size array. Will primarily hold vis
a
ble 8bpp windows */
/* fixed size array. Will primarily hold vis
i
ble 8bpp windows */
#define MAX_8BPP_WINDOWS 64
static
window8bpp_t
windows_8bpp
[
MAX_8BPP_WINDOWS
];
static
int
db24
=
0
;
static
int
xgetimage_8to24
=
0
;
void
check_for_multivis
(
void
)
{
XWindowAttributes
attr
;
...
...
@@ -54,6 +55,12 @@ void check_for_multivis(void) {
windows_8bpp
[
i
].
cmap
=
(
Colormap
)
0
;
windows_8bpp
[
i
].
fetched
=
0
;
}
if
(
getenv
(
"DEBUG_8TO24"
)
!=
NULL
)
{
db24
=
atoi
(
getenv
(
"DEBUG_8TO24"
));
}
if
(
getenv
(
"XGETIMAGE_8TO24"
)
!=
NULL
)
{
xgetimage_8to24
=
1
;
}
first
=
0
;
doall
=
1
;
/* fetch everything first time */
}
...
...
@@ -74,7 +81,7 @@ void check_for_multivis(void) {
stack_old_len
=
n
;
}
/* fill the old stack with vis
a
ble windows: */
/* fill the old stack with vis
i
ble windows: */
cnt
=
0
;
for
(
k
=
0
;
k
<
stack_list_num
;
k
++
)
{
if
(
stack_list
[
k
].
valid
&&
...
...
@@ -90,7 +97,7 @@ void check_for_multivis(void) {
last_update
=
now
;
}
/* look for differences in the vis
a
ble toplevels: */
/* look for differences in the vis
i
ble toplevels: */
diff
=
0
;
cnt
=
0
;
for
(
k
=
0
;
k
<
stack_list_num
;
k
++
)
{
...
...
@@ -104,13 +111,12 @@ void check_for_multivis(void) {
}
/*
* if there are 8bpp vis
a
ble and a stacking order change
* if there are 8bpp vis
i
ble and a stacking order change
* refresh vnc with coverage of the 8bpp regions:
*/
if
(
diff
&&
multivis_count
)
{
if
(
db24
||
0
)
fprintf
(
stderr
,
"check_for_multivis stack diff: mark_all %f
\n
"
,
now
-
x11vnc_start
);
if
(
0
)
mark_rect_as_modified
(
0
,
0
,
dpy_x
,
dpy_y
,
0
);
if
(
1
)
mark_8bpp
();
if
(
db24
)
fprintf
(
stderr
,
"check_for_multivis stack diff: mark_all %f
\n
"
,
now
-
x11vnc_start
);
mark_8bpp
();
}
multivis_count
=
0
;
...
...
@@ -124,7 +130,7 @@ if (db24 || 0) fprintf(stderr, "check_for_multivis stack diff: mark_all %f\n", n
X_LOCK
;
for
(
i
=
0
;
i
<
MAX_8BPP_WINDOWS
;
i
++
)
{
Window
w
=
windows_8bpp
[
i
].
win
;
if
((
db24
||
0
)
&&
w
!=
None
)
fprintf
(
stderr
,
" windows_8bpp: 0x%lx i=%02d ms: %d
\n
"
,
windows_8bpp
[
i
].
win
,
i
,
windows_8bpp
[
i
].
map_state
);
if
((
db24
)
&&
w
!=
None
)
fprintf
(
stderr
,
" windows_8bpp: 0x%lx i=%02d ms: %d
\n
"
,
windows_8bpp
[
i
].
win
,
i
,
windows_8bpp
[
i
].
map_state
);
if
(
w
==
None
||
!
valid_window
(
w
,
&
attr
,
1
))
{
/* catch windows that went away: */
windows_8bpp
[
i
].
win
=
None
;
...
...
@@ -256,9 +262,9 @@ static int check_depth_win(Window win, Window top, XWindowAttributes attr) {
int
i
,
j
=
-
1
,
none
=
-
1
,
nomap
=
-
1
;
int
new
=
0
;
if
(
attr
.
map_state
==
IsViewable
)
{
/* count the vis
a
ble ones: */
/* count the vis
i
ble ones: */
multivis_count
++
;
if
(
db24
||
0
)
fprintf
(
stderr
,
"multivis: 0x%lx %d
\n
"
,
win
,
attr
.
depth
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"multivis: 0x%lx %d
\n
"
,
win
,
attr
.
depth
);
}
/* try to find a table slot for this window: */
...
...
@@ -280,7 +286,7 @@ if (db24 || 0) fprintf(stderr, "multivis: 0x%lx %d\n", win, attr.depth);
}
if
(
j
<
0
)
{
if
(
attr
.
map_state
!=
IsViewable
)
{
/* no slot and not vis
a
ble: not worth keeping */
/* no slot and not vis
i
ble: not worth keeping */
return
1
;
}
else
if
(
none
>=
0
)
{
/* put it in the first None slot */
...
...
@@ -293,14 +299,14 @@ if (db24 || 0) fprintf(stderr, "multivis: 0x%lx %d\n", win, attr.depth);
/* otherwise we cannot store it... */
}
if
(
db24
||
0
)
fprintf
(
stderr
,
"multivis: 0x%lx ms: %d j: %d no: %d nm: %d
\n
"
,
win
,
attr
.
map_state
,
j
,
none
,
nomap
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"multivis: 0x%lx ms: %d j: %d no: %d nm: %d
\n
"
,
win
,
attr
.
map_state
,
j
,
none
,
nomap
);
/* store if if we found a slot j: */
if
(
j
>=
0
)
{
Window
w
;
int
x
,
y
;
if
(
db24
||
0
)
fprintf
(
stderr
,
"multivis: STORE 0x%lx j: %3d ms: %d
\n
"
,
win
,
j
,
attr
.
map_state
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"multivis: STORE 0x%lx j: %3d ms: %d
\n
"
,
win
,
j
,
attr
.
map_state
);
windows_8bpp
[
j
].
win
=
win
;
windows_8bpp
[
j
].
top
=
top
;
windows_8bpp
[
j
].
depth
=
attr
.
depth
;
...
...
@@ -328,9 +334,9 @@ if (db24) fprintf(stderr, "new: 0x%lx\n", win);
* Error: could not find a slot.
* perhaps keep age and expire old ones??
*/
if
(
db24
||
1
)
fprintf
(
stderr
,
"multivis: CANNOT STORE 0x%lx j=%d
\n
"
,
win
,
j
);
if
(
db24
)
fprintf
(
stderr
,
"multivis: CANNOT STORE 0x%lx j=%d
\n
"
,
win
,
j
);
for
(
i
=
0
;
i
<
MAX_8BPP_WINDOWS
;
i
++
)
{
if
(
db24
||
0
)
fprintf
(
stderr
,
" ------------ 0x%lx i=%d
\n
"
,
windows_8bpp
[
i
].
win
,
i
);
if
(
db24
>
1
)
fprintf
(
stderr
,
" ------------ 0x%lx i=%d
\n
"
,
windows_8bpp
[
i
].
win
,
i
);
}
}
...
...
@@ -342,7 +348,9 @@ if (db24 || 0) fprintf(stderr, " ------------ 0x%lx i=%d\n", windows_8b
void
bpp8to24
(
int
x1
,
int
y1
,
int
x2
,
int
y2
)
{
char
*
src
;
char
*
dst
;
int
pixelsize
=
bpp
/
8
;
unsigned
int
*
ui
;
unsigned
int
hi
,
idx
;
int
ps
,
pixelsize
=
bpp
/
8
;
int
line
,
i
,
h
,
k
,
w
;
# define CMAPMAX 64
Colormap
cmaps
[
CMAPMAX
];
...
...
@@ -352,6 +360,7 @@ void bpp8to24(int x1, int y1, int x2, int y2) {
static
int
last_map_count
=
0
,
call_count
=
0
;
static
double
last_validate
=
0
.
0
;
int
validate
=
1
;
int
histo
[
256
];
if
(
!
cmap8to24
||
!
cmap8to24_fb
)
{
/* hmmm, why were we called? */
...
...
@@ -366,6 +375,12 @@ void bpp8to24(int x1, int y1, int x2, int y2) {
cmaps
[
i
]
=
(
Colormap
)
0
;
}
/* clip to display just in case: */
x1
=
nfix
(
x1
,
dpy_x
);
y1
=
nfix
(
y1
,
dpy_y
);
x2
=
nfix
(
x2
,
dpy_x
);
y2
=
nfix
(
y2
,
dpy_y
);
/* create regions for finding overlap, etc. */
disp
=
sraRgnCreateRect
(
0
,
0
,
dpy_x
,
dpy_y
);
rect
=
sraRgnCreateRect
(
x1
,
y1
,
x2
,
y2
);
...
...
@@ -386,13 +401,15 @@ void bpp8to24(int x1, int y1, int x2, int y2) {
}
if
(
call_count
%
skip
!=
0
)
{
validate
=
0
;
fprintf
(
stderr
,
" bpp8to24: No validate: %d -- %d
\n
"
,
skip
,
last_map_count
);
if
(
db24
)
fprintf
(
stderr
,
" bpp8to24: No validate: %d -- %d
\n
"
,
skip
,
last_map_count
);
}
else
{
fprintf
(
stderr
,
" bpp8to24: yesvalidate: %d -- %d
\n
"
,
skip
,
last_map_count
);
if
(
db24
)
fprintf
(
stderr
,
" bpp8to24: yesvalidate: %d -- %d
\n
"
,
skip
,
last_map_count
);
}
}
last_map_count
=
0
;
if
(
db24
>
2
)
{
for
(
i
=
0
;
i
<
256
;
i
++
){
histo
[
i
]
=
0
;}}
/* loop over the table of 8bpp windows: */
for
(
i
=
0
;
i
<
MAX_8BPP_WINDOWS
;
i
++
)
{
sraRegionPtr
tmp_reg
,
tmp_reg2
;
...
...
@@ -408,7 +425,7 @@ fprintf(stderr, " bpp8to24: yesvalidate: %d -- %d\n", skip, last_map_count);
continue
;
}
if
(
db24
||
0
)
fprintf
(
stderr
,
"bpp8to24: 0x%lx ms=%d i=%d
\n
"
,
w
,
windows_8bpp
[
i
].
map_state
,
i
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"bpp8to24: 0x%lx ms=%d i=%d
\n
"
,
w
,
windows_8bpp
[
i
].
map_state
,
i
);
if
(
validate
)
{
/*
* this could be slow: validating 8bpp windows each
...
...
@@ -445,16 +462,15 @@ if (db24 || 0) fprintf(stderr, "bpp8to24: 0x%lx ms=%d i=%d\n", w, windows_8bpp[i
attr
.
height
=
windows_8bpp
[
i
].
h
;
attr
.
map_state
=
windows_8bpp
[
i
].
map_state
;
attr
.
colormap
=
windows_8bpp
[
i
].
cmap
;
}
last_map_count
++
;
/* tmp region for this 8bpp rectangle: */
tmp_reg
=
sraRgnCreateRect
(
x
,
y
,
x
+
attr
.
width
,
y
+
attr
.
height
);
tmp_reg
=
sraRgnCreateRect
(
nfix
(
x
,
dpy_x
),
nfix
(
y
,
dpy_y
)
,
nfix
(
x
+
attr
.
width
,
dpy_x
),
nfix
(
y
+
attr
.
height
,
dpy_y
)
);
/* clip to display screen: */
sraRgnAnd
(
tmp_reg
,
disp
);
if
(
0
)
sraRgnAnd
(
tmp_reg
,
disp
);
/* find overlap with mark region in rect: */
sraRgnAnd
(
tmp_reg
,
rect
);
...
...
@@ -469,11 +485,11 @@ if (db24 || 0) fprintf(stderr, "bpp8to24: 0x%lx ms=%d i=%d\n", w, windows_8bpp[i
Window
swin
=
stack_list
[
k
].
win
;
int
sx
,
sy
,
sw
,
sh
;
if
(
db24
)
fprintf
(
stderr
,
"Stack win: 0x%lx %d iv=%d
\n
"
,
swin
,
k
,
stack_list
[
k
].
map_state
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"Stack win: 0x%lx %d iv=%d
\n
"
,
swin
,
k
,
stack_list
[
k
].
map_state
);
if
(
swin
==
windows_8bpp
[
i
].
top
)
{
/* found our top level: we clip the rest. */
if
(
db24
)
fprintf
(
stderr
,
"found top: 0x%lx %d iv=%d
\n
"
,
swin
,
k
,
stack_list
[
k
].
map_state
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"found top: 0x%lx %d iv=%d
\n
"
,
swin
,
k
,
stack_list
[
k
].
map_state
);
break
;
}
if
(
stack_list
[
k
].
map_state
!=
IsViewable
)
{
...
...
@@ -487,10 +503,12 @@ if (db24) fprintf(stderr, "found top: 0x%lx %d iv=%d\n", swin, k, stack_list[k].
sw
=
stack_list
[
k
].
width
;
sh
=
stack_list
[
k
].
height
;
tmp_reg2
=
sraRgnCreateRect
(
sx
,
sy
,
sx
+
sw
,
sy
+
sh
);
sraRgnAnd
(
tmp_reg2
,
disp
);
tmp_reg2
=
sraRgnCreateRect
(
nfix
(
sx
,
dpy_x
),
nfix
(
sy
,
dpy_y
),
nfix
(
sx
+
sw
,
dpy_x
),
nfix
(
sy
+
sh
,
dpy_y
));
if
(
0
)
sraRgnAnd
(
tmp_reg2
,
disp
);
/* subtrac
e
it from the 8bpp window region */
/* subtrac
t
it from the 8bpp window region */
sraRgnSubtract
(
tmp_reg
,
tmp_reg2
);
sraRgnDestroy
(
tmp_reg2
);
}
...
...
@@ -498,7 +516,7 @@ if (db24) fprintf(stderr, "found top: 0x%lx %d iv=%d\n", swin, k, stack_list[k].
if
(
sraRgnEmpty
(
tmp_reg
))
{
/* skip this 8bpp if completely clipped away: */
sraRgnDestroy
(
tmp_reg
);
if
(
db24
)
fprintf
(
stderr
,
"Empty tmp_reg
\n
"
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"Empty tmp_reg
\n
"
);
continue
;
}
...
...
@@ -534,7 +552,7 @@ if (db24) fprintf(stderr, "Empty tmp_reg\n");
dst
+=
main_bytes_per_line
;
}
if
(
db24
)
fprintf
(
stderr
,
"bpp8to24 w=%d h=%d m=%p c=%p r=%p
\n
"
,
w
,
h
,
main_fb
,
cmap8to24_fb
,
rfb_fb
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"bpp8to24 w=%d h=%d m=%p c=%p r=%p
\n
"
,
w
,
h
,
main_fb
,
cmap8to24_fb
,
rfb_fb
);
/*
* now go back and tranform and 8bpp regions to TrueColor in
...
...
@@ -549,7 +567,7 @@ if (db24) fprintf(stderr, "bpp8to24 w=%d h=%d m=%p c=%p r=%p \n", w, h, main_fb,
int
cmap_failed
[
CMAPMAX
];
static
XColor
color
[
CMAPMAX
][
NCOLOR
];
static
unsigned
int
rgb
[
CMAPMAX
][
NCOLOR
];
XErrorHandler
old_handler
;
XErrorHandler
old_handler
=
NULL
;
#if 0
/* not working properly for depth 24... */
...
...
@@ -573,7 +591,7 @@ if (db24) fprintf(stderr, "bpp8to24 w=%d h=%d m=%p c=%p r=%p \n", w, h, main_fb,
*/
for
(
j
=
0
;
j
<
ncmaps
;
j
++
)
{
if
(
db24
)
fprintf
(
stderr
,
"cmap %d
\n
"
,
(
int
)
cmaps
[
j
]);
if
(
db24
>
1
)
fprintf
(
stderr
,
"cmap %d
\n
"
,
(
int
)
cmaps
[
j
]);
/* initialize XColor array: */
for
(
i
=
0
;
i
<
ncells
;
i
++
)
{
...
...
@@ -616,6 +634,8 @@ if (db24) fprintf(stderr, "cmap %d\n", (int) cmaps[j]);
green
=
(
main_green_max
*
green
)
/
255
;
blue
=
(
main_blue_max
*
blue
)
/
255
;
if
(
db24
>
2
)
fprintf
(
stderr
,
" cmap[%02d][%03d]: %03d %03d %03d 0x%08lx
\n
"
,
j
,
i
,
red
,
green
,
blue
,
(
red
<<
main_red_shift
|
green
<<
main_green_shift
|
blue
<<
main_blue_shift
));
/* shift them over and or together for value */
red
=
red
<<
main_red_shift
;
green
=
green
<<
main_green_shift
;
...
...
@@ -630,6 +650,7 @@ if (db24) fprintf(stderr, "cmap %d\n", (int) cmaps[j]);
while
(
sraRgnIteratorNext
(
iter
,
&
rect
))
{
double
score
,
max_score
=
-
1
.
0
;
int
n
,
m
,
best
;
Window
best_win
=
None
;
if
(
rect
.
x1
>
rect
.
x2
)
{
int
tmp
=
rect
.
x2
;
...
...
@@ -642,7 +663,7 @@ if (db24) fprintf(stderr, "cmap %d\n", (int) cmaps[j]);
rect
.
y1
=
tmp
;
}
if
(
db24
||
0
)
fprintf
(
stderr
,
"ncmaps: %d
\n
"
,
ncmaps
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"ncmaps: %d
\n
"
,
ncmaps
);
/*
* try to pick the "best" colormap to use for
...
...
@@ -685,9 +706,10 @@ if (db24 || 0) fprintf(stderr, "ncmaps: %d\n", ncmaps);
if
(
score
>
max_score
)
{
max_score
=
score
;
best
=
m
;
best_win
=
windows_8bpp
[
m
].
win
;
}
if
(
db24
||
0
)
fprintf
(
stderr
,
"cmap_score: 0x%x %.3f %.3f
\n
"
,
(
int
)
windows_8bpp
[
m
].
cmap
,
score
,
max_score
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"cmap_score: 0x%x %.3f %.3f
\n
"
,
(
int
)
windows_8bpp
[
m
].
cmap
,
score
,
max_score
);
}
...
...
@@ -713,7 +735,7 @@ if (db24 || 0) fprintf(stderr, "cmap_score: 0x%x %.3f %.3f\n", (int) windows_8bp
}
if
(
db24
)
fprintf
(
stderr
,
"transform %d %d %d %d
\n
"
,
rect
.
x1
,
rect
.
y1
,
rect
.
x2
,
rect
.
y2
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"transform %d %d %d %d
\n
"
,
rect
.
x1
,
rect
.
y1
,
rect
.
x2
,
rect
.
y2
);
/* now tranform the pixels in this rectangle: */
n
=
main_bytes_per_line
*
rect
.
y1
+
pixelsize
*
rect
.
x1
;
...
...
@@ -722,29 +744,113 @@ if (db24) fprintf(stderr, "transform %d %d %d %d\n", rect.x1, rect.y1, rect.x2,
h
=
rect
.
y2
-
rect
.
y1
;
w
=
rect
.
x2
-
rect
.
x1
;
for
(
line
=
0
;
line
<
h
;
line
++
)
{
/* line by line ... */
for
(
j
=
0
;
j
<
w
;
j
++
)
{
/* pixel by pixel... */
unsigned
int
*
ui
;
unsigned
int
hi
,
idx
;
if
(
xgetimage_8to24
&&
best_win
!=
None
&&
valid_window
(
best_win
,
&
attr
,
1
))
{
/* experimental mode. */
XImage
*
xi
;
Window
c
;
XErrorHandler
old_handler
=
NULL
;
unsigned
int
wu
,
hu
;
int
xo
,
yo
;
ps
=
1
;
/* assume 8bpp */
wu
=
(
unsigned
int
)
w
;
hu
=
(
unsigned
int
)
h
;
X_LOCK
;
xtranslate
(
best_win
,
window
,
0
,
0
,
&
xo
,
&
yo
,
&
c
,
1
);
xo
=
rect
.
x1
-
xo
;
yo
=
rect
.
y1
-
yo
;
if
(
db24
>
1
)
fprintf
(
stderr
,
"xywh: %d %d %d %d vs. %d %d
\n
"
,
xo
,
yo
,
w
,
h
,
attr
.
width
,
attr
.
height
);
if
(
xo
<
0
||
yo
<
0
||
w
>
attr
.
width
||
h
>
attr
.
height
)
{
if
(
db24
>
1
)
fprintf
(
stderr
,
"skipping due to potential bad match...
\n
"
);
X_UNLOCK
;
continue
;
}
trapped_xerror
=
0
;
old_handler
=
XSetErrorHandler
(
trap_xerror
);
xi
=
XGetImage
(
dpy
,
best_win
,
xo
,
yo
,
wu
,
hu
,
AllPlanes
,
ZPixmap
);
XSetErrorHandler
(
old_handler
);
X_UNLOCK
;
if
(
!
xi
||
trapped_xerror
)
{
trapped_xerror
=
0
;
if
(
db24
>
1
)
fprintf
(
stderr
,
"xi-fail: 0x%p trap=%d %d %d %d %d
\n
"
,
xi
,
trapped_xerror
,
xo
,
yo
,
w
,
h
);
continue
;
}
else
{
if
(
db24
>
1
)
fprintf
(
stderr
,
"xi: 0x%p %d %d %d %d -- %d %d
\n
"
,
xi
,
xo
,
yo
,
w
,
h
,
xi
->
width
,
xi
->
height
);
}
trapped_xerror
=
0
;
if
(
xi
->
depth
!=
8
)
{
X_LOCK
;
XDestroyImage
(
xi
);
X_UNLOCK
;
if
(
db24
)
fprintf
(
stderr
,
"xi: wrong depth: %d
\n
"
,
xi
->
depth
);
continue
;
}
dst
=
src
;
src
=
xi
->
data
;
/* grab 32 bit value */
ui
=
(
unsigned
int
*
)
(
src
+
pixelsize
*
j
);
/* line by line ... */
for
(
line
=
0
;
line
<
xi
->
height
;
line
++
)
{
/* pixel by pixel... */
for
(
j
=
0
;
j
<
xi
->
width
;
j
++
)
{
unsigned
char
*
uc
;
/* extract top 8 bits (FIXME: masks?) */
hi
=
(
*
ui
)
&
0xff000000
;
uc
=
(
unsigned
char
*
)
(
src
+
ps
*
j
);
ui
=
(
unsigned
int
*
)
(
dst
+
pixelsize
*
j
);
/* map to lookup index; rewrite pixel: */
idx
=
hi
>>
24
;
*
ui
=
hi
|
rgb
[
best
][
idx
];
}
src
+=
main_bytes_per_line
;
idx
=
(
int
)
(
*
uc
);
hi
=
(
*
ui
)
&
0xff000000
;
*
ui
=
hi
|
rgb
[
best
][
idx
];
if
(
db24
>
2
)
histo
[
idx
]
++
;
}
src
+=
xi
->
bytes_per_line
;
dst
+=
main_bytes_per_line
;
}
X_LOCK
;
XDestroyImage
(
xi
);
X_UNLOCK
;
}
else
if
(
!
xgetimage_8to24
)
{
/* normal mode. */
ps
=
pixelsize
;
/* line by line ... */
for
(
line
=
0
;
line
<
h
;
line
++
)
{
/* pixel by pixel... */
for
(
j
=
0
;
j
<
w
;
j
++
)
{
/* grab 32 bit value */
ui
=
(
unsigned
int
*
)
(
src
+
ps
*
j
);
/* extract top 8 bits (FIXME: masks?) */
hi
=
(
*
ui
)
&
0xff000000
;
/* map to lookup index; rewrite pixel */
idx
=
hi
>>
24
;
*
ui
=
hi
|
rgb
[
best
][
idx
];
if
(
db24
>
2
)
histo
[
idx
]
++
;
}
src
+=
main_bytes_per_line
;
}
}
}
sraRgnReleaseIterator
(
iter
);
}
if
(
db24
>
2
)
{
for
(
i
=
0
;
i
<
256
;
i
++
)
{
fprintf
(
stderr
,
" cmap histo[%03d] %d
\n
"
,
i
,
histo
[
i
]);}}
/* cleanup */
sraRgnDestroy
(
disp
);
sraRgnDestroy
(
rect
);
...
...
@@ -784,7 +890,7 @@ void mark_8bpp(void) {
x2
=
nfix
(
x2
+
f
,
dpy_x
);
y2
=
nfix
(
y2
+
f
,
dpy_y
);
if
(
db24
||
0
)
fprintf
(
stderr
,
"mark_8bpp: 0x%lx %d %d %d %d
\n
"
,
windows_8bpp
[
i
].
win
,
x1
,
y1
,
x2
,
y2
);
if
(
db24
>
1
)
fprintf
(
stderr
,
"mark_8bpp: 0x%lx %d %d %d %d
\n
"
,
windows_8bpp
[
i
].
win
,
x1
,
y1
,
x2
,
y2
);
mark_rect_as_modified
(
x1
,
y1
,
x2
,
y2
,
0
);
cnt
++
;
...
...
x11vnc/ChangeLog
View file @
e38c3c22
2006-01-16 Karl Runge <runge@karlrunge.com>
* x11vnc: more tweaks to -8to24, add XGETIMAGE_8TO24 mode to call
XGetImage() on the 8bpp regions.
2006-01-14 Karl Runge <runge@karlrunge.com>
* x11vnc: add -8to24 option for some multi-depth displays (but use
of -overlay is preferred i
s
supported).
of -overlay is preferred i
f
supported).
2006-01-12 Karl Runge <runge@karlrunge.com>
* fix -DSMALL_FOOTPRINT=N builds.
...
...
x11vnc/README
View file @
e38c3c22
This source diff could not be displayed because it is too large. You can
view the blob
instead.
x11vnc/help.c
View file @
e38c3c22
...
...
@@ -174,10 +174,21 @@ void print_help(int mode) {
" to periodically refresh the screen (at the cost of
\n
"
" bandwidth).
\n
"
"
\n
"
" Debugging for this mode can be enabled by setting the
\n
"
" environment variable DEBUG_8TO24 to 1, 2, or 3.
\n
"
"
\n
"
" If there are problems, to enable an even more
\n
"
" experimental mode, set the environment variable
\n
"
" XGETIMAGE_8TO24=1 before starting x11vnc. This enables
\n
"
" a scheme were XGetImage() is used to retrieve the 8bpp
\n
"
" data instead of assuming that data is in bits 25-32.
\n
"
" This mode is significantly slower than the above mode.
\n
"
"
\n
"
" Note that -8to24 does not work on displays with 8bpp
\n
"
" default visual with depth 24 applications. The Xserver
\n
"
" -cc option can be used to switch the default depth on
\n
"
" multidepth setups.
\n
"
" -cc option can be used to switch the default depth
\n
"
" on multidepth setups. It may be possible to handle
\n
"
" this case.
\n
"
"
\n
"
"-scale fraction Scale the framebuffer by factor
\"
fraction
\"
. Values
\n
"
" less than 1 shrink the fb, larger ones expand it. Note:
\n
"
...
...
x11vnc/util.c
View file @
e38c3c22
...
...
@@ -418,7 +418,7 @@ void rfbCFD(long usec) {
double
rect_overlap
(
int
x1
,
int
y1
,
int
x2
,
int
y2
,
int
X1
,
int
Y1
,
int
X2
,
int
Y2
)
{
double
a
,
A
,
o
;
sraRegionPtr
r
,
R
,
overlap
;
sraRegionPtr
r
,
R
;
sraRectangleIterator
*
iter
;
sraRect
rt
;
...
...
@@ -428,12 +428,10 @@ double rect_overlap(int x1, int y1, int x2, int y2, int X1, int Y1,
r
=
sraRgnCreateRect
(
x1
,
y1
,
x2
,
y2
);
R
=
sraRgnCreateRect
(
X1
,
Y1
,
X2
,
Y2
);
overlap
=
sraRgnCreateRect
(
x1
,
y1
,
x2
,
y2
);
sraRgnAnd
(
overlap
,
R
);
sraRgnAnd
(
r
,
R
);
o
=
0
.
0
;
iter
=
sraRgnGetIterator
(
overlap
);
iter
=
sraRgnGetIterator
(
r
);
while
(
sraRgnIteratorNext
(
iter
,
&
rt
))
{
o
+=
nabs
(
(
rt
.
x2
-
rt
.
x1
)
*
(
rt
.
y2
-
rt
.
y1
)
);
}
...
...
@@ -441,7 +439,6 @@ double rect_overlap(int x1, int y1, int x2, int y2, int X1, int Y1,
sraRgnDestroy
(
r
);
sraRgnDestroy
(
R
);
sraRgnDestroy
(
overlap
);
if
(
a
<
A
)
{
o
=
o
/
a
;
...
...
x11vnc/x11vnc.1
View file @
e38c3c22
...
...
@@ -2,7 +2,7 @@
.TH X11VNC "1" "January 2006" "x11vnc " "User Commands"
.SH NAME
x11vnc - allow VNC connections to real X11 displays
version: 0.8, lastmod: 2006-01-1
4
version: 0.8, lastmod: 2006-01-1
6
.SH SYNOPSIS
.B x11vnc
[OPTION]...
...
...
@@ -206,10 +206,21 @@ Also the option, say, \fB-fixscreen\fR V=3.0 may be use
to periodically refresh the screen (at the cost of
bandwidth).
.IP
Debugging for this mode can be enabled by setting the
environment variable DEBUG_8TO24 to 1, 2, or 3.
.IP
If there are problems, to enable an even more
experimental mode, set the environment variable
XGETIMAGE_8TO24=1 before starting x11vnc. This enables
a scheme were XGetImage() is used to retrieve the 8bpp
data instead of assuming that data is in bits 25-32.
This mode is significantly slower than the above mode.
.IP
Note that \fB-8to24\fR does not work on displays with 8bpp
default visual with depth 24 applications. The Xserver
\fB-cc\fR option can be used to switch the default depth on
multidepth setups.
\fB-cc\fR option can be used to switch the default depth
on multidepth setups. It may be possible to handle
this case.
.PP
\fB-scale\fR \fIfraction\fR
.IP
...
...
x11vnc/x11vnc_defs.c
View file @
e38c3c22
...
...
@@ -15,7 +15,7 @@ int xtrap_base_event_type = 0;
int
xdamage_base_event_type
=
0
;
/* date +'lastmod: %Y-%m-%d' */
char
lastmod
[]
=
"0.8 lastmod: 2006-01-1
4
"
;
char
lastmod
[]
=
"0.8 lastmod: 2006-01-1
6
"
;
/* X display info */
...
...
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