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Elphel
elphel-apps-autoexposure
Commits
d495822f
Commit
d495822f
authored
Nov 09, 2016
by
Andrey Filippov
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Plain Diff
Improved reportting, changed startup delay
parent
487dd09b
Changes
2
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Showing
2 changed files
with
14 additions
and
11 deletions
+14
-11
autoexposure.c
src/autoexposure.c
+9
-6
globalsinit.c
src/globalsinit.c
+5
-5
No files found.
src/autoexposure.c
View file @
d495822f
...
...
@@ -135,20 +135,23 @@ int main (int argc, char *argv[]) {
daemon_bit
=
strtol
(
argv
[
6
],
NULL
,
10
);
if
((
daemon_bit
<
0
)
||
(
daemon_bit
>
31
))
{
printf
(
"Invalid bit number %d (should be 0..31)
\n
"
,
daemon_bit
);
exit
(
1
);}
fprintf
(
stderr
,
"autoexposure
started, port = %
d, daemon_bit=0x%x, debug=0x%x
\n
"
,
sensor_port
,
daemon_bit
,
autoexposure_debug
);
fprintf
(
stderr
,
"autoexposure
#%d starte
d, daemon_bit=0x%x, debug=0x%x
\n
"
,
sensor_port
,
daemon_bit
,
autoexposure_debug
);
// MDF1(fprintf(stderr,"\n"));
if
(
initFilesMmap
(
sensor_port
,
sensor_subchannel
)
<
0
)
exit
(
1
);
/// initialization errors
MDF0
(
fprintf
(
stderr
,
"autoexposure
: drivers initialized
\n
"
));
MDF0
(
fprintf
(
stderr
,
"autoexposure
#%d: drivers initialized
\n
"
,
sensor_port
));
if
(
autoexposure_debug
<
0
)
{
/// tempoorary hack for testing
GLOBALPARS_SNGL
(
G_DEBUG
)
=
0
;
exit
(
0
);
}
MDF0
(
fprintf
(
stderr
,
"autoexposure
started, daemon_bit=0x%x, debug=0x%x
\n
"
,
daemon_bit
,
autoexposure_debug
));
MDF0
(
fprintf
(
stderr
,
"autoexposure
#%d started daemon_bit=0x%x, debug=0x%x
\n
"
,
sensor_port
,
daemon_bit
,
autoexposure_debug
));
/// Next function call will wait until the daemon_bit will be enabled in [P_DAEMON_EN] giving a chance to other applications to initialize
/// TODO: Find why earlier frames have bad histograms - frame 6 - 0 pixels, frame 7 - 0x3fff pixels and only 8-th has total_pixels=0x4c920
/// For now - just wait for frame 9 (it will use histogram from frame 8)
// lseek(fd_fparmsall,9+LSEEK_FRAME_WAIT_ABS, SEEK_END); /// skip 2 frames (first got 0 pixels, 2- 0x3fff)
lseek
(
fd_fparmsall
,
10
+
LSEEK_FRAME_WAIT_ABS
,
SEEK_END
);
/// skip 3 frames (first got 0 pixels, 2- 0x3fff) - one extra, sometimes it is needed
// lseek(fd_fparmsall,10+LSEEK_FRAME_WAIT_ABS, SEEK_END); /// skip 3 frames (first got 0 pixels, 2- 0x3fff) - one extra, sometimes it is needed
// with 10 - 3 bad frames
lseek
(
fd_fparmsall
,
14
+
LSEEK_FRAME_WAIT_ABS
,
SEEK_END
);
/// skip 3 frames (first got 0 pixels, 2- 0x3fff) - one extra, sometimes it is needed
while
(
1
)
{
/// restart loop
if
(
initParams
(
daemon_bit
)
<
0
)
exit
(
1
);
/// initialization errors
...
...
@@ -156,7 +159,7 @@ int main (int argc, char *argv[]) {
while
(
1
)
{
this_frame
=
GLOBALPARS_SNGL
(
G_THIS_FRAME
);
MDF6
(
fprintf
(
stderr
,
"Waiting for autoexposure
daemon to be enabled
\n
"
));
MDF6
(
fprintf
(
stderr
,
"Waiting for autoexposure
#% daemon to be enabled
\n
"
,
sensor_port
));
lseek
(
fd_histogram_cache
,
LSEEK_DAEMON_HIST_Y
+
daemon_bit
,
SEEK_END
);
/// wait for autoexposure daemon to be enabled (let it sleep if not)
if
(
GLOBALPARS_SNGL
(
G_THIS_FRAME
)
!=
this_frame
)
{
///TODO: Make it possible for this_frame to lag slightly (1 frame) to compensate for CPU being busy with other tasks?
...
...
@@ -232,7 +235,7 @@ MDF8(fprintf(stderr, "this_frame= 0x%x, this_frame+exp_ahead= 0x%x, old_vexp= 0x
MDF6(fprintf(stderr,"FRAME: 0x%lx, COLOR: %d, FRACTION: 0x%04lx RESULT:0x%04x, NOW: 0x%lx\n",next_frame-1,COLOR_Y_NUMBER,framePars[next_frame & PARS_FRAMES_MASK].pars[P_AEXP_FRACPIX],perc,GLOBALPARS_SNGL(G_THIS_FRAME)));
*/
}
ELP_FERR
(
fprintf
(
stderr
,
"
Restarting autoexposure due to errors, skipping a frame
\n
"
));
ELP_FERR
(
fprintf
(
stderr
,
"
(port %d): Restarting autoexposure due to errors, skipping a frame
\n
"
,
sensor_port
));
lseek
(
fd_fparmsall
,
GLOBALPARS_SNGL
(
G_THIS_FRAME
)
+
1
+
LSEEK_FRAME_WAIT_ABS
,
SEEK_END
);
}
...
...
src/globalsinit.c
View file @
d495822f
...
...
@@ -76,7 +76,7 @@ int initFilesMmap(int sensor_port, int sensor_subchannel) {
return
-
1
;
}
// Wait hardware to be initialized, so frame number >0 (otherwise histograms_cache will fail to open as it depends on number of subframes)
lseek
(
fd_fparmsall
,
1
+
LSEEK_FRAME_WAIT_ABS
,
SEEK_END
);
/// skip 3 frames (first got 0 pixels, 2- 0x3fff) - one extra, sometimes it is needed
lseek
(
fd_fparmsall
,
3
+
LSEEK_FRAME_WAIT_ABS
,
SEEK_END
);
/// skip 3 frames (first got 0 pixels, 2- 0x3fff) - one extra, sometimes it is needed
...
...
@@ -97,7 +97,7 @@ int initFilesMmap(int sensor_port, int sensor_subchannel) {
///Histogrames file open/mmap (readonly)
fd_histogram_cache
=
open
(
histogram_driver_name
,
O_RDONLY
);
if
(
fd_histogram_cache
<
0
)
{
ELP_FERR
(
fprintf
(
stderr
,
"
Open failed: (%s)
\r\n
"
,
histogram_driver_name
));
ELP_FERR
(
fprintf
(
stderr
,
"
(port %d): Open failed: (%s)
\r\n
"
,
sensor_port
,
histogram_driver_name
));
close
(
fd_fparmsall
);
return
-
1
;
}
...
...
@@ -106,7 +106,7 @@ int initFilesMmap(int sensor_port, int sensor_subchannel) {
histogram_cache
=
(
struct
histogram_stuct_t
*
)
mmap
(
0
,
sizeof
(
struct
histogram_stuct_t
)
*
total_hist_entries
,
PROT_READ
,
MAP_SHARED
,
fd_histogram_cache
,
0
);
if
((
int
)
histogram_cache
==
-
1
)
{
ELP_FERR
(
fprintf
(
stderr
,
"
problems with mmap: %s
\n
"
,
histogram_driver_name
));
ELP_FERR
(
fprintf
(
stderr
,
"
(port %d): problems with mmap: %s
\n
"
,
sensor_port
,
histogram_driver_name
));
close
(
fd_fparmsall
);
close
(
fd_histogram_cache
);
return
-
1
;
...
...
@@ -115,14 +115,14 @@ int initFilesMmap(int sensor_port, int sensor_subchannel) {
///Gamma tables file open/mmap (readonly)
fd_gamma_cache
=
open
(
gamma_driver_name
,
O_RDWR
);
if
(
fd_gamma_cache
<
0
)
{
ELP_FERR
(
fprintf
(
stderr
,
"
Open failed: (%s)
\r\n
"
,
gamma_driver_name
));
ELP_FERR
(
fprintf
(
stderr
,
"
(port %d): Open failed: (%s)
\r\n
"
,
sensor_port
,
gamma_driver_name
));
close
(
fd_fparmsall
);
close
(
fd_histogram_cache
);
return
-
1
;
}
gamma_cache
=
(
struct
gamma_stuct_t
*
)
mmap
(
0
,
sizeof
(
struct
gamma_stuct_t
)
*
GAMMA_CACHE_NUMBER
,
PROT_READ
,
MAP_SHARED
,
fd_gamma_cache
,
0
);
if
((
int
)
gamma_cache
==
-
1
)
{
ELP_FERR
(
fprintf
(
stderr
,
"
problems with mmap: %s
\n
"
,
gamma_driver_name
));
ELP_FERR
(
fprintf
(
stderr
,
"
(port %d): problems with mmap: %s
\n
"
,
sensor_port
,
gamma_driver_name
));
close
(
fd_fparmsall
);
close
(
fd_histogram_cache
);
close
(
fd_gamma_cache
);
...
...
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