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added auto exposure

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This commit is contained in:
yair 2025-11-16 04:00:14 +02:00
parent acbd8ec416
commit 6654b99eab
4 changed files with 118 additions and 15 deletions
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22
scripts/camera_control.py
View File

@ -15,6 +15,8 @@ Usage:
uv run scripts/camera_control.py set-framerate 30 # Set framerate to 30fps
uv run scripts/camera_control.py get-gain # Get current gain
uv run scripts/camera_control.py set-gain 50 # Set gain to 50
uv run scripts/camera_control.py get-auto-exposure # Get auto-exposure status
uv run scripts/camera_control.py set-auto-exposure 1 # Enable auto-exposure
uv run scripts/camera_control.py status # Get pipeline status
This script provides both individual control commands and full test suite functionality
@ -182,6 +184,8 @@ Examples:
%(prog)s set-framerate 30 # Set framerate to 30fps
%(prog)s get-gain # Get current gain
%(prog)s set-gain 50 # Set gain to 50
%(prog)s get-auto-exposure # Get auto-exposure status
%(prog)s set-auto-exposure 1 # Enable auto-exposure
%(prog)s status # Get pipeline status
""",
formatter_class=argparse.RawDescriptionHelpFormatter
@ -190,7 +194,7 @@ Examples:
parser.add_argument('command',
nargs='?',
choices=['test', 'get-exposure', 'set-exposure', 'get-framerate', 'set-framerate',
'get-gain', 'set-gain', 'status'],
'get-gain', 'set-gain', 'get-auto-exposure', 'set-auto-exposure', 'status'],
help='Command to execute')
parser.add_argument('value',
@ -259,6 +263,22 @@ Examples:
sys.exit(1)
success = simple_command(f"SET_GAIN {gain_value}", f"Setting gain to {gain_value}")
elif args.command == 'get-auto-exposure':
success = simple_command("GET_AUTO_EXPOSURE", "Getting auto-exposure status")
elif args.command == 'set-auto-exposure':
if args.value is None:
print("Error: set-auto-exposure requires a value (0=off, 1=on)")
parser.print_help()
sys.exit(1)
# Convert to int
ae_value = int(args.value)
if ae_value not in [0, 1]:
print("Error: Auto-exposure must be 0 (off) or 1 (on)")
sys.exit(1)
success = simple_command(f"SET_AUTO_EXPOSURE {ae_value}",
f"{'Enabling' if ae_value else 'Disabling'} auto-exposure")
elif args.command == 'status':
success = simple_command("STATUS", "Getting pipeline status")

58
scripts/launch-ids.py
View File

@ -26,7 +26,9 @@
# - Configurable video streaming (default: UDP port 5000 to 127.0.0.1)
# - Optional control interface (default: UDP port 5001 on 0.0.0.0)
# - Dynamic exposure control (0.015-30000 milliseconds, default: 10ms)
# - Auto-exposure mode support (--auto-exposure flag)
# - Dynamic framerate control (1-20000 fps, default: 750fps)
# - Dynamic gain control (0-100, 0 for auto, default: 0)
# - Dynamic camera ID selection (0-254, default: 0 for first found)
# - Dynamic device ID selection (0-254, system enumeration ID)
# - Configurable video cropping (default: crop 3 pixels from bottom)
@ -40,11 +42,13 @@
# GET_FRAMERATE - Get current framerate
# SET_CAMERA_ID <value> - Set camera ID (0-254, 0 is first found)
# GET_CAMERA_ID - Get current camera ID
# SET_DEVICE_ID <value> - Set device ID (0-254, system enumeration)
# GET_DEVICE_ID - Get current device ID
# SET_GAIN <value> - Set master gain (0-100, 0 for auto)
# GET_GAIN - Get current gain value
# STATUS - Get pipeline status and current settings
# SET_DEVICE_ID <value> - Set device ID (0-254, system enumeration)
# GET_DEVICE_ID - Get current device ID
# SET_GAIN <value> - Set master gain (0-100, 0 for auto)
# GET_GAIN - Get current gain value
# SET_AUTO_EXPOSURE <0|1> - Enable (1) or disable (0) auto-exposure
# GET_AUTO_EXPOSURE - Get auto-exposure status
# STATUS - Get pipeline status and current settings
#
# Example Control Usage:
# echo "SET_EXPOSURE 10" | nc -u 127.0.0.1 5001
@ -134,7 +138,7 @@ class ControlServer:
print(f"Control server listening on UDP port {self.port}")
print(" Commands: SET_EXPOSURE <val>, GET_EXPOSURE, SET_FRAMERATE <val>, GET_FRAMERATE,")
print(" SET_CAMERA_ID <val>, GET_CAMERA_ID, SET_DEVICE_ID <val>, GET_DEVICE_ID,")
print(" SET_GAIN <val>, GET_GAIN, STATUS")
print(" SET_GAIN <val>, GET_GAIN, SET_AUTO_EXPOSURE <0|1>, GET_AUTO_EXPOSURE, STATUS")
while self.running:
try:
@ -192,6 +196,10 @@ class ControlServer:
return self.handle_set_gain(parts)
elif cmd == "GET_GAIN":
return self.handle_get_gain()
elif cmd == "SET_AUTO_EXPOSURE":
return self.handle_set_auto_exposure(parts)
elif cmd == "GET_AUTO_EXPOSURE":
return self.handle_get_auto_exposure()
elif cmd == "STATUS":
return self.handle_status()
else:
@ -336,6 +344,33 @@ class ControlServer:
except Exception as e:
return f"ERROR: {str(e)}"
def handle_set_auto_exposure(self, parts):
"""Handle SET_AUTO_EXPOSURE command"""
if len(parts) != 2:
return "ERROR INVALID_SYNTAX: Usage: SET_AUTO_EXPOSURE <0|1>"
try:
value = int(parts[1])
if value not in [0, 1]:
return "ERROR OUT_OF_RANGE: Auto-exposure must be 0 (off) or 1 (on)"
self.src.set_property("auto-exposure", bool(value))
actual = self.src.get_property("auto-exposure")
return f"OK {int(actual)}"
except ValueError:
return "ERROR INVALID_SYNTAX: Auto-exposure must be 0 or 1"
except Exception as e:
return f"ERROR: {str(e)}"
def handle_get_auto_exposure(self):
"""Handle GET_AUTO_EXPOSURE command"""
try:
value = self.src.get_property("auto-exposure")
return f"OK {int(value)}"
except Exception as e:
return f"ERROR: {str(e)}"
def handle_status(self):
"""Handle STATUS command"""
try:
@ -344,6 +379,7 @@ class ControlServer:
camera_id = self.src.get_property("camera-id")
device_id = self.src.get_property("device-id")
gain = self.src.get_property("gain")
auto_exposure = int(self.src.get_property("auto-exposure"))
# Get pipeline state
state = "UNKNOWN"
@ -351,7 +387,7 @@ class ControlServer:
_, current_state, _ = self.pipeline.get_state(0)
state = current_state.value_nick.upper()
return f"OK exposure={exposure} framerate={framerate} camera_id={camera_id} device_id={device_id} gain={gain} state={state}"
return f"OK exposure={exposure} framerate={framerate} camera_id={camera_id} device_id={device_id} gain={gain} auto_exposure={auto_exposure} state={state}"
except Exception as e:
return f"ERROR: {str(e)}"
@ -424,6 +460,11 @@ Examples:
metavar='GAIN',
help='Master gain (0-100, 0 for auto/default)'
)
camera_group.add_argument(
'--auto-exposure',
action='store_true',
help='Enable automatic exposure control'
)
# Video processing
video_group = parser.add_argument_group('Video Processing')
@ -576,6 +617,9 @@ src.set_property("device-id", args.device_id)
# Gain (0 for auto/default)
src.set_property("gain", args.gain)
# Auto-exposure
src.set_property("auto-exposure", args.auto_exposure)
# Video crop to remove bottom pixels (if enabled)
elements_to_link = [src]
if args.crop_bottom > 0:

52
sys/idsueye/gstidsueyesrc.c
View File

@ -74,7 +74,8 @@ enum
PROP_TIMEOUT,
PROP_EXPOSURE,
PROP_FRAMERATE,
PROP_GAIN
PROP_GAIN,
PROP_AUTO_EXPOSURE
};
#define DEFAULT_PROP_CAMERA_ID 0
@ -85,6 +86,7 @@ enum
#define DEFAULT_PROP_EXPOSURE 0
#define DEFAULT_PROP_FRAMERATE 0
#define DEFAULT_PROP_GAIN 0
#define DEFAULT_PROP_AUTO_EXPOSURE FALSE
/* pad templates */
@ -169,6 +171,10 @@ gst_idsueyesrc_class_init (GstIdsueyeSrcClass * klass)
"Master gain (0-100, 0 for auto)", 0, 100,
DEFAULT_PROP_GAIN,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_AUTO_EXPOSURE,
g_param_spec_boolean ("auto-exposure", "Auto Exposure",
"Enable automatic exposure control", DEFAULT_PROP_AUTO_EXPOSURE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
static void
@ -204,6 +210,7 @@ gst_idsueyesrc_init (GstIdsueyeSrc * src)
src->exposure = DEFAULT_PROP_EXPOSURE;
src->framerate = DEFAULT_PROP_FRAMERATE;
src->gain = DEFAULT_PROP_GAIN;
src->auto_exposure = DEFAULT_PROP_AUTO_EXPOSURE;
src->stop_requested = FALSE;
src->caps = NULL;
@ -259,6 +266,12 @@ gst_idsueyesrc_set_property (GObject * object, guint property_id,
}
}
break;
case PROP_AUTO_EXPOSURE:
src->auto_exposure = g_value_get_boolean (value);
if (src->is_started) {
gst_idsueyesrc_set_framerate_exposure (src);
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
@ -299,6 +312,9 @@ gst_idsueyesrc_get_property (GObject * object, guint property_id,
case PROP_GAIN:
g_value_set_int (value, src->gain);
break;
case PROP_AUTO_EXPOSURE:
g_value_set_boolean (value, src->auto_exposure);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
@ -925,12 +941,34 @@ gst_idsueyesrc_set_framerate_exposure (GstIdsueyeSrc * src)
success = FALSE;
}
ret =
is_Exposure (src->hCam, IS_EXPOSURE_CMD_SET_EXPOSURE, &src->exposure, 8);
if (ret != IS_SUCCESS) {
GST_WARNING_OBJECT (src, "Failed to set exposure to %.3f (error %d)",
src->exposure, ret);
success = FALSE;
/* Handle auto-exposure */
if (src->auto_exposure) {
/* Enable auto shutter (auto exposure) */
double enable = 1.0;
ret = is_SetAutoParameter (src->hCam, IS_SET_ENABLE_AUTO_SHUTTER,
&enable, NULL);
if (ret != IS_SUCCESS) {
GST_WARNING_OBJECT (src, "Failed to enable auto exposure (error %d)", ret);
success = FALSE;
} else {
GST_DEBUG_OBJECT (src, "Auto exposure enabled");
}
} else {
/* Disable auto shutter and set manual exposure */
double disable = 0.0;
ret = is_SetAutoParameter (src->hCam, IS_SET_ENABLE_AUTO_SHUTTER,
&disable, NULL);
if (ret != IS_SUCCESS) {
GST_WARNING_OBJECT (src, "Failed to disable auto exposure (error %d)", ret);
}
/* Set manual exposure */
ret = is_Exposure (src->hCam, IS_EXPOSURE_CMD_SET_EXPOSURE, &src->exposure, 8);
if (ret != IS_SUCCESS) {
GST_WARNING_OBJECT (src, "Failed to set exposure to %.3f (error %d)",
src->exposure, ret);
success = FALSE;
}
}
/* Set gain if specified (0 means use default/auto) */

1
sys/idsueye/gstidsueyesrc.h
View File

@ -58,6 +58,7 @@ struct _GstIdsueyeSrc
gdouble exposure;
gdouble framerate;
gint gain;
gboolean auto_exposure;
GstClockTime acq_start_time;
guint32 last_frame_count;