diff options
Diffstat (limited to 'src/uca-camera.c')
| -rw-r--r-- | src/uca-camera.c | 61 |
1 files changed, 60 insertions, 1 deletions
diff --git a/src/uca-camera.c b/src/uca-camera.c index 67951cb..ba7d912 100644 --- a/src/uca-camera.c +++ b/src/uca-camera.c @@ -82,6 +82,7 @@ const gchar *uca_camera_props[N_BASE_PROPERTIES] = { "sensor-vertical-binning", "sensor-vertical-binnings", "sensor-max-frame-rate", + "trigger-mode", "exposure-time", "roi-x", "roi-y", @@ -102,7 +103,30 @@ struct _UcaCameraPrivate { gboolean transfer_async; }; -/* static guint camera_signals[LAST_SIGNAL] = { 0 }; */ +/** + * UcaCameraTrigger: + * @UCA_CAMERA_TRIGGER_AUTO: Trigger automatically + * @UCA_CAMERA_TRIGGER_EXTERNAL: Trigger from an external source + * @UCA_CAMERA_TRIGGER_INTERNAL: Trigger internally from software using + * #uca_camera_trigger + */ +static GType uca_camera_trigger_get_type(void) +{ + static GType camera_trigger_type = 0; + + if (!camera_trigger_type) { + static GEnumValue trigger_types[] = { + { UCA_CAMERA_TRIGGER_AUTO, "Automatic internal camera trigger", "auto" }, + { UCA_CAMERA_TRIGGER_EXTERNAL, "External trigger", "external" }, + { UCA_CAMERA_TRIGGER_INTERNAL, "Internal software trigger", "internal" }, + { 0, NULL, NULL } + }; + + camera_trigger_type = g_enum_register_static("UcaCameraTrigger", trigger_types); + } + + return camera_trigger_type; +} static void uca_camera_set_property(GObject *object, guint property_id, const GValue *value, GParamSpec *pspec) { @@ -219,6 +243,13 @@ static void uca_camera_class_init(UcaCameraClass *klass) 0.0f, G_MAXFLOAT, 1.0f, G_PARAM_READABLE); + camera_properties[PROP_TRIGGER_MODE] = + g_param_spec_enum("trigger-mode", + "Trigger mode", + "Trigger mode", + UCA_TYPE_CAMERA_TRIGGER, UCA_CAMERA_TRIGGER_AUTO, + G_PARAM_READWRITE); + camera_properties[PROP_ROI_X] = g_param_spec_uint(uca_camera_props[PROP_ROI_X], "Horizontal coordinate", @@ -508,6 +539,34 @@ void uca_camera_set_grab_func(UcaCamera *camera, UcaCameraGrabFunc func, gpointe } /** + * uca_camera_trigger: + * @camera: A #UcaCamera object + * @error: Location to store a #UcaCameraError error or %NULL + * + * Trigger from software if supported by camera. + * + * You must have called uca_camera_start_recording() before, otherwise you will + * get a #UCA_CAMERA_ERROR_NOT_RECORDING error. + */ +void uca_camera_trigger(UcaCamera *camera, GError **error) +{ + g_return_if_fail(UCA_IS_CAMERA(camera)); + + UcaCameraClass *klass = UCA_CAMERA_GET_CLASS(camera); + + g_return_if_fail(klass != NULL); + g_return_if_fail(klass->trigger != NULL); + + if (!camera->priv->is_recording) { + g_set_error(error, UCA_CAMERA_ERROR, UCA_CAMERA_ERROR_NOT_RECORDING, + "Camera is not recording"); + return; + } + + (*klass->trigger)(camera, error); +} + +/** * uca_camera_grab: * @camera: A #UcaCamera object * @data: Pointer to pointer to the data. Must not be %NULL. |