diff options
Diffstat (limited to 'plugins/dexela/uca-dexela-camera.c')
| -rw-r--r-- | plugins/dexela/uca-dexela-camera.c | 99 |
1 files changed, 78 insertions, 21 deletions
diff --git a/plugins/dexela/uca-dexela-camera.c b/plugins/dexela/uca-dexela-camera.c index 4c30ad7..49f4635 100644 --- a/plugins/dexela/uca-dexela-camera.c +++ b/plugins/dexela/uca-dexela-camera.c @@ -18,8 +18,10 @@ #include <string.h> #include <gio/gio.h> #include <gmodule.h> +#include <math.h> #include "uca-dexela-camera.h" #include "dexela/dexela_api.h" +#include "software-roi.h" #define UCA_DEXELA_CAMERA_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UCA_TYPE_DEXELA_CAMERA, UcaDexelaCameraPrivate)) @@ -47,6 +49,8 @@ static gint base_overrideables[] = { PROP_NAME, PROP_SENSOR_WIDTH, PROP_SENSOR_HEIGHT, + PROP_SENSOR_PIXEL_WIDTH, + PROP_SENSOR_PIXEL_HEIGHT, PROP_SENSOR_BITDEPTH, PROP_SENSOR_HORIZONTAL_BINNING, PROP_SENSOR_HORIZONTAL_BINNINGS, @@ -68,13 +72,20 @@ static gint base_overrideables[] = { static GParamSpec *dexela_properties[N_PROPERTIES] = { NULL, }; static const gdouble MICROS_TO_SECONDS_FACTOR = 1e6d; +static const gdouble MINIMUM_EXPOSURE_TIME_IN_SECONDS = 0.017d; // 17ms as per documentation +static const gdouble PIXEL_SIZE = 74.8e-6; // 74.8µm as per data sheet struct _UcaDexelaCameraPrivate { GValueArray *binnings; guint width; guint height; + guint roi_x; + guint roi_y; + guint roi_width; + guint roi_height; guint bits; gsize num_bytes; + UcaCameraTrigger uca_trigger_mode; }; /** @@ -94,26 +105,26 @@ static void fill_binnings(UcaDexelaCameraPrivate *priv) g_value_array_append(priv->binnings, &val); } -static void map_dexela_trigger_mode_to_uca(GValue* value, TriggerMode mode) +static void map_dexela_trigger_mode_to_uca(UcaDexelaCameraPrivate *priv, GValue* value, TriggerMode mode) { if (mode == SOFTWARE) { - g_value_set_enum(value, UCA_CAMERA_TRIGGER_SOFTWARE); + g_value_set_enum(value, priv->uca_trigger_mode); return; } if (mode == EDGE) { g_value_set_enum(value, UCA_CAMERA_TRIGGER_EXTERNAL); return; } - // XXX: this mapping is only a hack/guess - if (mode == DURATION) { - g_value_set_enum(value, UCA_CAMERA_TRIGGER_AUTO); - return; - } g_warning("Unsupported dexela trigger mode: %d", mode); } -static void set_trigger_mode(UcaCameraTrigger mode) +static void set_trigger_mode(UcaDexelaCameraPrivate *priv, UcaCameraTrigger mode) { + priv->uca_trigger_mode = mode; + if (mode == UCA_CAMERA_TRIGGER_AUTO) { + dexela_set_trigger_mode(SOFTWARE); + return; + } if (mode == UCA_CAMERA_TRIGGER_SOFTWARE) { dexela_set_trigger_mode(SOFTWARE); return; @@ -122,10 +133,6 @@ static void set_trigger_mode(UcaCameraTrigger mode) dexela_set_trigger_mode(EDGE); return; } - if (mode == UCA_CAMERA_TRIGGER_AUTO) { - dexela_set_trigger_mode(DURATION); - return; - } g_warning("Unsupported uca trigger mode: %d", mode); } @@ -182,14 +189,34 @@ static void uca_dexela_camera_get_property(GObject *object, guint property_id, G g_value_set_uint(value, priv->height); break; } + case PROP_SENSOR_PIXEL_WIDTH: + { + g_value_set_double(value, PIXEL_SIZE); + break; + } + case PROP_SENSOR_PIXEL_HEIGHT: + { + g_value_set_double(value, PIXEL_SIZE); + break; + } + case PROP_ROI_X: + { + g_value_set_uint(value, priv->roi_x); + break; + } + case PROP_ROI_Y: + { + g_value_set_uint(value, priv->roi_y); + break; + } case PROP_ROI_WIDTH: { - g_value_set_uint(value, dexela_get_width()); + g_value_set_uint(value, priv->roi_width); break; } case PROP_ROI_HEIGHT: { - g_value_set_uint(value, dexela_get_height()); + g_value_set_uint(value, priv->roi_height); break; } case PROP_SENSOR_HORIZONTAL_BINNING: @@ -224,7 +251,7 @@ static void uca_dexela_camera_get_property(GObject *object, guint property_id, G } case PROP_TRIGGER_MODE: { - map_dexela_trigger_mode_to_uca(value, dexela_get_trigger_mode()); + map_dexela_trigger_mode_to_uca(priv, value, dexela_get_trigger_mode()); break; } default: @@ -242,10 +269,30 @@ static void uca_dexela_camera_set_property(GObject *object, guint property_id, c switch (property_id) { case PROP_EXPOSURE_TIME: { - const gdouble exposureTimeInSeconds = g_value_get_double(value); + const gdouble exposureTimeInSeconds = fmax(MINIMUM_EXPOSURE_TIME_IN_SECONDS, g_value_get_double(value)); dexela_set_exposure_time_micros((gint) (exposureTimeInSeconds * MICROS_TO_SECONDS_FACTOR)); break; } + case PROP_ROI_X: + { + priv->roi_x = g_value_get_uint(value); + break; + } + case PROP_ROI_Y: + { + priv->roi_y = g_value_get_uint(value); + break; + } + case PROP_ROI_WIDTH: + { + priv->roi_width = g_value_get_uint(value); + break; + } + case PROP_ROI_HEIGHT: + { + priv->roi_height = g_value_get_uint(value); + break; + } case PROP_SENSOR_HORIZONTAL_BINNING: { const guint horizontalBinning = g_value_get_uint(value); @@ -291,7 +338,7 @@ static void uca_dexela_camera_set_property(GObject *object, guint property_id, c } case PROP_TRIGGER_MODE: { - set_trigger_mode(g_value_get_enum(value)); + set_trigger_mode(priv, g_value_get_enum(value)); break; } default: @@ -315,9 +362,14 @@ static void uca_dexela_camera_stop_recording(UcaCamera *camera, GError **error) static gboolean uca_dexela_camera_grab(UcaCamera *camera, gpointer data, GError **error) { g_debug("grab called"); - g_return_if_fail(UCA_IS_DEXELA_CAMERA(camera)); + g_return_val_if_fail(UCA_IS_DEXELA_CAMERA(camera), FALSE); UcaDexelaCameraPrivate *priv = UCA_DEXELA_CAMERA_GET_PRIVATE(camera); - memcpy((gchar *) data, dexela_grab(), priv->width * priv->height * priv->num_bytes); + + if (priv->uca_trigger_mode == UCA_CAMERA_TRIGGER_SOFTWARE) { + // TODO: wait for a signal from uca_camera_trigger() + } + guchar* fullFrame = dexela_grab(); + apply_software_roi(fullFrame, priv->width, priv->num_bytes, data, priv->roi_x, priv->roi_y, priv->roi_width, priv->roi_height); return TRUE; } @@ -361,12 +413,12 @@ static void uca_dexela_camera_class_init(UcaDexelaCameraClass *klass) for (guint i = 0; base_overrideables[i] != 0; i++) { g_object_class_override_property(gobject_class, base_overrideables[i], uca_camera_props[base_overrideables[i]]); } - dexela_properties[PROP_GAIN_MODE] = + dexela_properties[PROP_GAIN_MODE] = g_param_spec_uint("gain-mode", "High or Low Full Well", "High (1) or Low (0) Full Well", 0, 1, 0, G_PARAM_READWRITE); - dexela_properties[PROP_TEST_MODE] = + dexela_properties[PROP_TEST_MODE] = g_param_spec_boolean("test-mode", "Enable or disable test mode", "Enable (true) or disable (false) test mode", @@ -388,7 +440,12 @@ static void uca_dexela_camera_init(UcaDexelaCamera *self) priv->bits = dexela_get_bit_depth(); priv->width = dexela_get_width(); priv->height = dexela_get_height(); + priv->roi_x = 0; + priv->roi_y = 0; + priv->roi_width = priv->width; + priv->roi_height = priv->height; priv->num_bytes = 2; + priv->uca_trigger_mode = UCA_CAMERA_TRIGGER_AUTO; } G_MODULE_EXPORT GType |