int internal_set_setting(const char * setting, const char * value) { CameraWidget * widget = NULL; // will hold the root config entry CameraWidget * child = NULL; // will hold the actual config entry from the tree int ret = getWidget(&widget, &child, setting); if (ret < GP_OK) { fprintf (stderr, "camera_get_config failed: %d\n", ret); return ret; } ret = gp_widget_set_value(child, value); if (ret < GP_OK) { fprintf (stderr, "could not set widget value: %d\n", ret); gp_widget_free (widget); return ret; } /* This stores it on the camera again */ ret = gp_camera_set_config (camera, widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_set_config failed: %d\n", ret); gp_widget_free (widget); return ret; } gp_widget_free (widget); return 0; }
int photo_camera::photo_camera_find_widget_by_name( std::string name, CameraWidget **child, CameraWidget **root) { int error_code; // Get camera configuration error_code = gp_camera_get_config( camera_, root, context_ ); if (error_code != GP_OK) { photo_reporter::error( "gp_camera_get_config()"); return error_code; } // Find child of configuration by name if( gp_widget_get_child_by_name( *root, name.c_str(), child ) == GP_OK ) { return GP_OK; } // Find child of configuration by label if( gp_widget_get_child_by_label( *root, name.c_str(), child ) == GP_OK ) { return GP_OK; } // If full name is not found, search for last subname. // name delimeter is '/' size_t found_index = name.length(); while( found_index == name.length() ) { found_index = name.rfind( '/' ); if( found_index == std::string::npos ) // No subname, we already failed this search above { gp_context_error( context_,"%s not found in configuration tree.", name.c_str() ); gp_widget_free( *root ); return GP_ERROR; } if( found_index == name.length() - 1 ) // end of string, cut it off { name = name.substr( 0, found_index ); } } name = name.substr( found_index, name.length() - 1 ); // Find child using if( gp_widget_get_child_by_name( *root, name.c_str(), child ) == GP_OK ) { return GP_OK; } if( gp_widget_get_child_by_label( *root, name.c_str(), child ) == GP_OK ) { return GP_OK; } // all matches have failed gp_context_error( context_, "%s not found in configuration tree.", name.c_str() ); gp_widget_free( *root ); return GP_ERROR; }
int getWidget(CameraWidget ** widget, CameraWidget ** child, const char * setting) { CameraWidgetType type; int ret = gp_camera_get_config (camera, widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_get_config failed: %d\n", ret); return ret; } ret = _lookup_widget (*widget, setting, child); if (ret < GP_OK || child == NULL) { fprintf (stderr, "l lookup widget %s failed: %d\n", setting, ret); gp_widget_free (*widget); return ret; } /* This type check is optional, if you know what type the label * has already. If you are not sure, better check. */ ret = gp_widget_get_type (*child, &type); if (ret < GP_OK) { fprintf (stderr, "l widget get type failed: %d\n", ret); gp_widget_free (*widget); return ret; } return GP_OK; }
/** * @brief CameraHandler::findWidgetByName * @param p * @param name * @param child * @param rootConfig * @return */ int QTLCamera::findWidgetByName(const char *name, CameraWidget **child, CameraWidget **rootConfig) { int rc; rc = gp_camera_get_config(params->camera, rootConfig, params->context); if (rc != GP_OK) { return rc; } rc = gp_widget_get_child_by_name(*rootConfig, name, child); if (rc != GP_OK) { rc = gp_widget_get_child_by_label(*rootConfig, name, child); } if (rc != GP_OK) { char *part, *s, *newname; newname = strdup(name); if (!newname) { return GP_ERROR_NO_MEMORY; } *child = *rootConfig; part = newname; while (part[0] == '/') { part++; } while (1) { CameraWidget *tmp; s = strchr(part,'/'); if (s) { *s = '\0'; } rc = gp_widget_get_child_by_name(*child, part, &tmp); if (rc != GP_OK) { rc = gp_widget_get_child_by_label(*child, part, &tmp); } if (rc != GP_OK) { break; } *child = tmp; if (!s) { // end of path break; } part = s + 1; while (part[0] == '/') { part++; } } if (s) { // If we have stuff left over, we failed. qDebug() << newname << "not found in configuration tree."; free(newname); gp_widget_free(*rootConfig); return GP_ERROR; } free (newname); } return GP_OK; }
int set_config_value_string (Camera *camera, const char *key, char *val, GPContext *context) { CameraWidget *widget = NULL, *child = NULL; CameraWidgetType type; int ret; ret = gp_camera_get_config (camera, &widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_get_config failed: %d\n", ret); return ret; } ret = _lookup_widget (widget, key, &child); if (ret < GP_OK) { fprintf (stderr, "lookup widget failed: %d\n", ret); goto out; } /* This type check is optional, if you know what type the label * has already. If you are not sure, better check. */ ret = gp_widget_get_type (child, &type); if (ret < GP_OK) { fprintf (stderr, "widget get type failed: %d\n", ret); goto out; } switch (type) { case GP_WIDGET_MENU: case GP_WIDGET_RADIO: case GP_WIDGET_TEXT: break; default: fprintf (stderr, "widget has bad type %d\n", type); ret = GP_ERROR_BAD_PARAMETERS; goto out; } /* This is the actual set call. Note that we keep * ownership of the string and have to free it if necessary. */ ret = gp_widget_set_value (child, val); if (ret < GP_OK) { fprintf (stderr, "could not set widget value: %d\n", ret); goto out; } /* This stores it on the camera again */ ret = gp_camera_set_config (camera, widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_set_config failed: %d\n", ret); return ret; } out: gp_widget_free (widget); return ret; }
int set_config_value_float (Camera *camera, const char *key, float *value, GPContext *context) { CameraWidget *widget = NULL, *child = NULL; CameraWidgetType type; int ret; printf("Hai sa vedem ce e busit dintre camera si context %p %p\n",camera,context); ret = gp_camera_get_config (camera, &widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_get_config failed: %d\n", ret); return ret; } ret = _lookup_widget (widget, key, &child); if (ret < GP_OK) { printf("name: %s",key); fprintf (stderr, "lookup widget failed: %d\n", ret); goto out; } /* This type check is optional, if you know what type the label * has already. If you are not sure, better check. */ ret = gp_widget_get_type (child, &type); if (ret < GP_OK) { fprintf (stderr, "widget get type failed: %d\n", ret); goto out; } switch (type) { case GP_WIDGET_RANGE: break; default: fprintf (stderr, "widget has bad type %d\n", type); ret = GP_ERROR_BAD_PARAMETERS; goto out; } ret = gp_widget_set_value (child, value); if (ret < GP_OK) { fprintf (stderr, "could not set widget value: %d\n", ret); goto out; } /* This stores it on the camera again */ ret = gp_camera_set_config (camera, widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_set_config failed: %d\n", ret); return ret; } out: gp_widget_free (widget); return ret; }
int camera_auto_focus(Camera *camera, GPContext *context, int onoff) { CameraWidget *widget = NULL, *child = NULL; CameraWidgetType type; int ret,val; ret = gp_camera_get_config (camera, &widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_get_config failed: %d\n", ret); return ret; } ret = _lookup_widget (widget, "autofocusdrive", &child); if (ret < GP_OK) { fprintf (stderr, "lookup 'autofocusdrive' failed: %d\n", ret); goto out; } /* check that this is a toggle */ ret = gp_widget_get_type (child, &type); if (ret < GP_OK) { fprintf (stderr, "widget get type failed: %d\n", ret); goto out; } switch (type) { case GP_WIDGET_TOGGLE: break; default: fprintf (stderr, "widget has bad type %d\n", type); ret = GP_ERROR_BAD_PARAMETERS; goto out; } ret = gp_widget_get_value (child, &val); if (ret < GP_OK) { fprintf (stderr, "could not get widget value: %d\n", ret); goto out; } val = onoff; ret = gp_widget_set_value (child, &val); if (ret < GP_OK) { fprintf (stderr, "could not set widget value to 1: %d\n", ret); goto out; } ret = gp_camera_set_config (camera, widget, context); if (ret < GP_OK) { fprintf (stderr, "could not set config tree to autofocus: %d\n", ret); goto out; } out: gp_widget_free (widget); return ret; }
int get_config_value_string (Camera *camera, const char *key, char **str, GPContext *context) { CameraWidget *widget = NULL, *child = NULL; CameraWidgetType type; int ret; char *val; ret = gp_camera_get_config (camera, &widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_get_config failed: %d\n", ret); return ret; } ret = _lookup_widget (widget, key, &child); if (ret < GP_OK) { fprintf (stderr, "lookup widget failed: %d\n", ret); goto out; } /* This type check is optional, if you know what type the label * has already. If you are not sure, better check. */ ret = gp_widget_get_type (child, &type); if (ret < GP_OK) { fprintf (stderr, "widget get type failed: %d\n", ret); goto out; } switch (type) { case GP_WIDGET_MENU: case GP_WIDGET_RADIO: case GP_WIDGET_TEXT: break; default: fprintf (stderr, "widget has bad type %d\n", type); ret = GP_ERROR_BAD_PARAMETERS; goto out; } /* This is the actual query call. Note that we just * a pointer reference to the string, not a copy... */ ret = gp_widget_get_value (child, &val); if (ret < GP_OK) { fprintf (stderr, "could not query widget value: %d\n", ret); goto out; } /* Create a new copy for our caller. */ *str = strdup (val); out: gp_widget_free (widget); return ret; }
int canon_enable_capture(Camera *camera, int onoff, GPContext *context) { CameraWidget *widget = NULL, *child = NULL; CameraWidgetType type; int ret; ret = gp_camera_get_config(camera, &widget, context); if (ret < GP_OK) { fprintf(stderr, "camera_get_config failed: %d\n", ret); return ret; } ret = _lookup_widget(widget, "capture", &child); if (ret < GP_OK) { /*fprintf (stderr, "lookup widget failed: %d\n", ret);*/ goto out; } ret = gp_widget_get_type(child, &type); if (ret < GP_OK) { fprintf(stderr, "widget get type failed: %d\n", ret); goto out; } switch (type) { case GP_WIDGET_TOGGLE: break; default: fprintf(stderr, "widget has bad type %d\n", type); ret = GP_ERROR_BAD_PARAMETERS; goto out; } /* Now set the toggle to the wanted value */ ret = gp_widget_set_value(child, &onoff); if (ret < GP_OK) { fprintf(stderr, "toggling Canon capture to %d failed with %d\n", onoff, ret); goto out; } /* OK */ ret = gp_camera_set_config(camera, widget, context); if (ret < GP_OK) { fprintf(stderr, "camera_set_config failed: %d\n", ret); return ret; } out: gp_widget_free(widget); return ret; }
/** * @brief QTLCamera::initCamera * @return */ QTLError QTLCamera::initCamera() { QTLError result; result.rc = GP_OK; result.errorText = "Camera initialized."; // Set aside memory for camera result.rc = gp_camera_new(¶ms->camera); if (result.rc != GP_OK) { result.errorText = gp_result_as_string(result.rc); return result; } // Initialise camera qDebug() << "Detecting Camera."; result.rc = gp_camera_init(params->camera, params->context); if (result.rc != GP_OK) { result.errorText = gp_result_as_string(result.rc); if (result.rc == -105) { result.errorText = "Failed to initialise camera. Please check the camera " \ "is turned on, then re-initialise or restart the program to enable" \ " camera paramaters."; } else if (result.rc == -60 || result.rc == -53) { result.errorText = "Failed to initialise camera. Please check the camera " \ "is unmounted and that no other applications are using it, then " \ "re-initialise or restart the program to enable camera paramaters."; } } else { qDebug() << "Camera detected"; qDebug() << "Detecting widgets" << endl; CameraWidget *rootConfig; result.rc = gp_camera_get_config(params->camera, &rootConfig, params->context); if (result.rc == GP_OK) { char prefix[] = ""; _getWidgets(params->widgetList, rootConfig, prefix); gp_widget_free(rootConfig); } qDebug() << "Widgets detected"; } return result; }
int gp_camera_list_config (Camera *camera, CameraList *list, GPContext *context) { CameraWidget *rootwidget; int ret; C_PARAMS (camera); CHECK_INIT (camera, context); if (camera->functions->list_config) { CHECK_RESULT_OPEN_CLOSE (camera, camera->functions->list_config ( camera, list, context), context); CAMERA_UNUSED (camera, context); return GP_OK; } if (!camera->functions->get_config) { gp_context_error (context, _("This camera does not provide any configuration options.")); CAMERA_UNUSED (camera, context); return GP_ERROR_NOT_SUPPORTED; } /* emulate it ... */ CHECK_OPEN (camera, context); ret = camera->functions->get_config ( camera, &rootwidget, context); if (ret != GP_OK) { CHECK_CLOSE (camera, context); CAMERA_UNUSED (camera, context); return ret; } _get_widget_names (rootwidget, list); gp_widget_free (rootwidget); CHECK_CLOSE (camera, context); CAMERA_UNUSED (camera, context); return ret; }
void GPhotoCameraWorker::logOption(const char *name) { CameraWidget *root; int ret = gp_camera_get_config(m_camera, &root, m_context); if (ret < GP_OK) { qWarning() << "Unable to get root option from gphoto"; return; } CameraWidget *option; ret = gp_widget_get_child_by_name(root, name, &option); if (ret < GP_OK) qWarning() << "Unable to get config widget from gphoto"; CameraWidgetType type; ret = gp_widget_get_type(option, &type); if (ret < GP_OK) qWarning() << "Unable to get config widget type from gphoto"; char *value; ret = gp_widget_get_value(option, &value); qDebug() << "Option" << type << name << value; if (type == GP_WIDGET_RADIO) { int count = gp_widget_count_choices(option); qDebug() << "Choices count:" << count; for (int i = 0; i < count; ++i) { const char* choice; gp_widget_get_choice(option, i, &choice); qDebug() << " value:" << choice; } } gp_widget_free(option); }
bool GPhotoCameraWorker::setParameter(const QString &name, const QVariant &value) { CameraWidget *root; int ret = gp_camera_get_config(m_camera, &root, m_context); if (ret < GP_OK) { qWarning() << "Unable to get root option from gphoto"; return false; } // Get widget pointer CameraWidget *option; ret = gp_widget_get_child_by_name(root, qPrintable(name), &option); if (ret < GP_OK) { qWarning() << "Unable to get option" << qPrintable(name) << "from gphoto"; return false; } // Get option type CameraWidgetType type; ret = gp_widget_get_type(option, &type); if (ret < GP_OK) { qWarning() << "Unable to get option type from gphoto"; gp_widget_free(option); return false; } if (type == GP_WIDGET_RADIO) { if (value.type() == QVariant::String) { // String, need no conversion ret = gp_widget_set_value(option, qPrintable(value.toString())); if (ret < GP_OK) { qWarning() << "Failed to set value" << value << "to" << name << "option:" << ret; return false; } ret = gp_camera_set_config(m_camera, root, m_context); if (ret < GP_OK) { qWarning() << "Failed to set config to camera"; return false; } waitForOperationCompleted(); return true; } else if (value.type() == QVariant::Double) { // Trying to find nearest possible value (with the distance of 0.1) and set it to property double v = value.toDouble(); int count = gp_widget_count_choices(option); for (int i = 0; i < count; ++i) { const char* choice; gp_widget_get_choice(option, i, &choice); // We use a workaround for flawed russian i18n of gphoto2 strings bool ok; double choiceValue = QString::fromLocal8Bit(choice).replace(',', '.').toDouble(&ok); if (!ok) { qDebug() << "Failed to convert value" << choice << "to double"; continue; } if (qAbs(choiceValue - v) < 0.1) { ret = gp_widget_set_value(option, choice); if (ret < GP_OK) { qWarning() << "Failed to set value" << choice << "to" << name << "option:" << ret; return false; } ret = gp_camera_set_config(m_camera, root, m_context); if (ret < GP_OK) { qWarning() << "Failed to set config to camera"; return false; } waitForOperationCompleted(); return true; } } qWarning() << "Can't find value matching to" << v << "for option" << name; return false; } else if (value.type() == QVariant::Int) { // Little hacks for 'ISO' option: if the value is -1, we pick the first non-integer value // we found and set it as a parameter int v = value.toInt(); int count = gp_widget_count_choices(option); for (int i = 0; i < count; ++i) { const char* choice; gp_widget_get_choice(option, i, &choice); bool ok; int choiceValue = QString::fromLocal8Bit(choice).toInt(&ok); if ((ok && choiceValue == v) || (!ok && v == -1)) { ret = gp_widget_set_value(option, choice); if (ret < GP_OK) { qWarning() << "Failed to set value" << choice << "to" << name << "option:" << ret; return false; } ret = gp_camera_set_config(m_camera, root, m_context); if (ret < GP_OK) { qWarning() << "Failed to set config to camera"; return false; } waitForOperationCompleted(); return true; } } qWarning() << "Can't find value matching to" << v << "for option" << name; return false; } else { qWarning() << "Failed to set value" << value << "to" << name << "option. Type" << value.type() << "is not supported"; gp_widget_free(option); return false; } } else if (type == GP_WIDGET_TOGGLE) { int v = 0; if (value.canConvert<int>()) { v = value.toInt(); } else { qWarning() << "Failed to set value" << value << "to" << name << "option. Type" << value.type() << "is not supported"; gp_widget_free(option); return false; } ret = gp_widget_set_value(option, &v); if (ret < GP_OK) { qWarning() << "Failed to set value" << v << "to" << name << "option:" << ret; return false; } ret = gp_camera_set_config(m_camera, root, m_context); if (ret < GP_OK) { qWarning() << "Failed to set config to camera"; return false; } waitForOperationCompleted(); return true; } else { qWarning() << "Options of type" << type << "are currently not supported"; } gp_widget_free(option); return false; }
bool photo_camera::photo_camera_set_config( std::string param, std::string value ) { CameraWidget *root, *child; int error_code; const char *label; CameraWidgetType type; // Locate the widget that corresponds to this parameter if( photo_camera_find_widget_by_name( param, &child, &root ) != GP_OK ) { photo_reporter::error( "photo_camera_find_widget_by_name()"); return false; } // Get the widget label if( gp_widget_get_label(child, &label) != GP_OK ) { photo_reporter::error( "gp_widget_get_label()"); gp_widget_free( root ); return false; } // Get the widget type if( gp_widget_get_type( child, &type ) != GP_OK ) { photo_reporter::error( "gp_widget_get_type()"); gp_widget_free( root ); return false; } switch( type ) { case GP_WIDGET_TEXT: // char* if( gp_widget_set_value(child, value.c_str()) != GP_OK ) { photo_reporter::error( "gp_widget_set_value()"); gp_context_error( context_, "Failed to set the value of text widget %s to %s.", param.c_str(), value.c_str() ); gp_widget_free( root ); return false; } break; case GP_WIDGET_RANGE: // float float f, t, b, s; if( gp_widget_get_range( child, &b, &t, &s) != GP_OK ) { photo_reporter::error( "gp_widget_get_range()" ); gp_widget_free( root ); return false; } if( !sscanf( value.c_str(), "%f", &f ) ) { gp_context_error( context_, "The passed value %s is not a floating point value.", value.c_str() ); gp_widget_free( root ); return false; } if( (f < b) || (f > t) ) { gp_context_error( context_ , "The passed value %f is not within the expected range of %f -- %f.", f, b, t ); gp_widget_free( root ); return false; } if( gp_widget_set_value( child, &f ) != GP_OK ) { photo_reporter::error( "gp_widget_set_value()" ); gp_context_error( context_, "Failed to set the value of range widget %s to %f.", param.c_str(), f ); gp_widget_free( root ); return false; } break; case GP_WIDGET_TOGGLE: // int bool tog; if( photo_camera_check_toggle_value( value, &tog ) == false ) { gp_context_error(context_, "The passed value %s is not a valid toggle value.", value.c_str() ); gp_widget_free( root ); return false; } if( gp_widget_set_value( child, &tog ) != GP_OK ) { photo_reporter::error( "gp_widget_set_value()" ); gp_context_error( context_, "Failed to set values %s of toggle widget %s.", value.c_str(), param.c_str() ); gp_widget_free( root ); return false; } break; case GP_WIDGET_DATE: // int { int time = -1; #ifdef HAVE_STRPTIME struct tm xtm; if( strptime( value.c_str(), "%c", &xtm ) || strptime( value.c_str(), "%Ec", &xtm ) ) { time = mktime( &xtm ); } #endif if( time == -1 ) { if( !sscanf( value.c_str(), "%d", &time ) ) { gp_context_error( context_, "The passed value %s is neither a valid time nor an integer.", value.c_str() ); gp_widget_free( root ); return false; } } if( gp_widget_set_value(child, &time) != GP_OK ) { photo_reporter::error( "gp_widget_set_value()" ); gp_context_error( context_, "Failed to set new time of date/time widget %s to %s.", param.c_str(), value.c_str() ); gp_widget_free( root ); return false; } break; } case GP_WIDGET_MENU: case GP_WIDGET_RADIO: // char* int count, i; count = gp_widget_count_choices( child ); if( count < GP_OK ) { photo_reporter::error( "gp_widget_count_choices()" ); gp_widget_free( root ); return false; } error_code = GP_ERROR_BAD_PARAMETERS; for( i = 0; i < count; i++ ) { const char *choice; if( gp_widget_get_choice( child, i, &choice ) == GP_OK ) { if( value.compare( choice ) == 0 ) { if( gp_widget_set_value( child, value.c_str() ) == GP_OK ) { break; } } } } // attemt a different method for setting a radio button if( sscanf( value.c_str(), "%d", &i ) ) { if( (i >= 0) && (i < count) ) { const char *choice; if( gp_widget_get_choice( child, i, &choice ) == GP_OK ) { if( gp_widget_set_value( child, choice ) == GP_OK ) { break; } } } } gp_context_error( context_, "Choice %s not found within list of choices.", value.c_str() ); gp_widget_free( root ); return false; case GP_WIDGET_WINDOW: case GP_WIDGET_SECTION: case GP_WIDGET_BUTTON: default: gp_context_error( context_,"The %s widget is not configurable.", param.c_str() ); gp_widget_free( root ); return false; } // Configuration parameters are correct, so set the camera if( gp_camera_set_config( camera_, root, context_ ) != GP_OK ) { photo_reporter::error( "gp_camera_set_config()" ); gp_context_error( context_, "Failed to set new configuration value %s for configuration entry %s.", value.c_str(), param.c_str() ); gp_widget_free( root ); return false; } gp_widget_free( root ); return true; }
bool photo_camera::photo_camera_get_config( std::string param, char** value ) { CameraWidget *root, *child; const char *label; CameraWidgetType type; // Locate the widget that corresponds to this parameter if( photo_camera_find_widget_by_name( param, &child, &root ) != GP_OK ) { photo_reporter::error( "photo_camera_find_widget_by_name()"); return false; } // Get the widget label if( gp_widget_get_label(child, &label) != GP_OK ) { photo_reporter::error( "gp_widget_get_label()"); gp_widget_free( root ); return false; } // Get the widget type if( gp_widget_get_type( child, &type ) != GP_OK ) { photo_reporter::error( "gp_widget_get_type()"); gp_widget_free( root ); return false; } switch( type ) { case GP_WIDGET_TEXT: // char* char *txt; if( gp_widget_get_value( child, &txt ) != GP_OK ) { gp_context_error( context_, "Failed to retrieve value of text widget %s.", param.c_str() ); } *value = txt; break; case GP_WIDGET_RANGE: // float float f, t,b,s; if( gp_widget_get_range( child, &b, &t, &s ) != GP_OK ) { gp_context_error( context_, "Failed to retrieve values of range widget %s.", param.c_str() ); } if( gp_widget_get_value( child, &f ) != GP_OK ) { gp_context_error( context_, "Failed to value of range widget %s.", param.c_str() ); } sprintf( *value, "%f", f ); break; case GP_WIDGET_TOGGLE: // int { int t; if( gp_widget_get_value( child, &t ) != GP_OK ) { gp_context_error( context_,"Failed to retrieve values of toggle widget %s.", param.c_str() ); } sprintf( *value, "%d", t ); break; } case GP_WIDGET_DATE: // int { int error_code, t; time_t working_time; struct tm *localtm; char timebuf[200]; if( gp_widget_get_value( child, &t ) != GP_OK ) { gp_context_error( context_,"Failed to retrieve values of date/time widget %s.", param.c_str() ); break; } working_time = t; localtm = localtime( &working_time ); error_code = strftime( timebuf, sizeof(timebuf), "%c", localtm ); sprintf( *value, "%s", timebuf ); break; } case GP_WIDGET_MENU: case GP_WIDGET_RADIO: //char* char *current; if( gp_widget_get_value (child, ¤t) != GP_OK ) { gp_context_error( context_,"Failed to retrieve values of radio widget %s.", param.c_str() ); } sprintf( *value, "%s", current ); break; // No values, so nothing to return case GP_WIDGET_WINDOW: case GP_WIDGET_SECTION: case GP_WIDGET_BUTTON: default: break; } gp_widget_free( root ); return true; }
/** * Retrieve a single configuration \c widget for the \c camera. * * @param camera a #Camera * @param name the name of a configuration widget * @param widget a #CameraWidget * @param context a #GPContext * @return gphoto2 error code * * This \c widget will then contain the current and the possible values and the type. * */ int gp_camera_get_single_config (Camera *camera, const char *name, CameraWidget **widget, GPContext *context) { CameraWidget *rootwidget, *child; CameraWidgetType type; const char *label; int ret, ro; C_PARAMS (camera); CHECK_INIT (camera, context); if (camera->functions->get_single_config) { CHECK_RESULT_OPEN_CLOSE (camera, camera->functions->get_single_config ( camera, name, widget, context), context); CAMERA_UNUSED (camera, context); return GP_OK; } if (!camera->functions->get_config) { gp_context_error (context, _("This camera does not provide any configuration options.")); CAMERA_UNUSED (camera, context); return GP_ERROR_NOT_SUPPORTED; } /* emulate it ... */ CHECK_OPEN (camera, context); ret = camera->functions->get_config ( camera, &rootwidget, context); if (ret != GP_OK) { CHECK_CLOSE (camera, context); CAMERA_UNUSED (camera, context); return ret; } ret = gp_widget_get_child_by_name (rootwidget, name, &child); if (ret != GP_OK) { gp_widget_free (rootwidget); CHECK_CLOSE (camera, context); CAMERA_UNUSED (camera, context); return ret; } /* We need to duplicate the widget, as we will free the widgettree */ gp_widget_get_type (child, &type); gp_widget_get_label (child, &label); gp_widget_get_readonly (child, &ro); ret = gp_widget_new (type, label, widget); if (ret != GP_OK) goto out; gp_widget_set_name (*widget, name); gp_widget_set_readonly (*widget, ro); switch (type) { case GP_WIDGET_MENU: case GP_WIDGET_RADIO: { char *value; int i, nrofchoices; nrofchoices = gp_widget_count_choices (child); for (i = 0; i < nrofchoices; i++) { const char *choice; gp_widget_get_choice (child, i, &choice); gp_widget_add_choice (*widget, choice); } gp_widget_get_value (child, &value); gp_widget_set_value (*widget, value); break; } case GP_WIDGET_TEXT: { char *value; gp_widget_get_value (child, &value); gp_widget_set_value (*widget, value); break; } case GP_WIDGET_RANGE: { float value, rmin, rmax, rstep; gp_widget_get_range (child, &rmin, &rmax, &rstep); gp_widget_set_range (*widget, rmin, rmax, rstep); gp_widget_get_value (child, &value); gp_widget_set_value (*widget, &value); break; } case GP_WIDGET_TOGGLE: case GP_WIDGET_DATE: { int value; gp_widget_get_value (child, &value); gp_widget_set_value (*widget, &value); break; } case GP_WIDGET_BUTTON: case GP_WIDGET_SECTION: case GP_WIDGET_WINDOW: default: ret = GP_ERROR_BAD_PARAMETERS; break; } out: gp_widget_free (rootwidget); CHECK_CLOSE (camera, context); CAMERA_UNUSED (camera, context); return ret; }
bool photoController::setPhotoQuality() { bool result = true; int ret; CameraWidget *rootconfig; CameraWidget *child; DEBUG_PRINTF(V_MESSAGE, "Checking camera detection.\n"); if(!camera_detected) { DEBUG_PRINTF(V_MESSAGE, "Camera not detected.\n"); return false; } DEBUG_PRINTF(V_MESSAGE, "Getting camera config.\n"); ret = gp_camera_get_config(camera, &rootconfig, context); if (ret != GP_OK) { DEBUG_PRINTF(V_MESSAGE, "Getting camera config error.\n"); result = false; } DEBUG_PRINTF(V_MESSAGE, "Getting imageformat config.\n"); ret = gp_widget_get_child_by_name(rootconfig, "imageformat", &child); if (ret != GP_OK) { DEBUG_PRINTF(V_MESSAGE, "Getting imageformat config error.\n"); result = false; } // Choice: 0 Large Fine JPEG // Choice: 1 Large Normal JPEG // Choice: 2 Medium Fine JPEG // Choice: 3 Medium Normal JPEG // Choice: 4 Small Fine JPEG // Choice: 5 Small Normal JPEG // Choice: 6 Smaller JPEG // Choice: 7 Tiny JPEG // Choice: 8 RAW + Large Fine JPEG // Choice: 9 RAW DEBUG_PRINTF(V_MESSAGE, "Setting image format config.\n"); const char* smallerJPEG = NULL; ret = gp_widget_get_choice (child, 6, &smallerJPEG); //6 = Smaller JPEG if (ret != GP_OK) { DEBUG_PRINTF(V_MESSAGE, "Getting image format choice error %d.\n", ret); result = false; } ret = gp_widget_set_value(child, smallerJPEG); if (ret != GP_OK) { DEBUG_PRINTF(V_MESSAGE, "Setting image format config error %d.\n", ret); result = false; } DEBUG_PRINTF(V_MESSAGE, "Setting camera config.\n"); ret = gp_camera_set_config(camera, rootconfig, context); if (ret != GP_OK) { DEBUG_PRINTF(V_MESSAGE, "Setting camera config error %d.\n", ret); result = false; } DEBUG_PRINTF(V_MESSAGE, "Freeing camera config object.\n"); gp_widget_free(rootconfig); return result; }
/* Manual focusing a camera... * xx is -3 / -2 / -1 / 0 / 1 / 2 / 3 */ int camera_manual_focus (Camera *camera, int xx, GPContext *context) { CameraWidget *widget = NULL, *child = NULL; CameraWidgetType type; int ret; float rval; char *mval; ret = gp_camera_get_config (camera, &widget, context); if (ret < GP_OK) { fprintf (stderr, "camera_get_config failed: %d\n", ret); return ret; } ret = _lookup_widget (widget, "manualfocusdrive", &child); if (ret < GP_OK) { fprintf (stderr, "lookup 'manualfocusdrive' failed: %d\n", ret); goto out; } /* check that this is a toggle */ ret = gp_widget_get_type (child, &type); if (ret < GP_OK) { fprintf (stderr, "widget get type failed: %d\n", ret); goto out; } switch (type) { case GP_WIDGET_RADIO: { int choices = gp_widget_count_choices (child); ret = gp_widget_get_value (child, &mval); if (ret < GP_OK) { fprintf (stderr, "could not get widget value: %d\n", ret); goto out; } if (choices == 7) { /* see what Canon has in EOS_MFDrive */ ret = gp_widget_get_choice (child, xx+4, (const char**)&mval); if (ret < GP_OK) { fprintf (stderr, "could not get widget choice %d: %d\n", xx+2, ret); goto out; } fprintf(stderr,"manual focus %d -> %s\n", xx, mval); } ret = gp_widget_set_value (child, mval); if (ret < GP_OK) { fprintf (stderr, "could not set widget value to 1: %d\n", ret); goto out; } break; } case GP_WIDGET_RANGE: ret = gp_widget_get_value (child, &rval); if (ret < GP_OK) { fprintf (stderr, "could not get widget value: %d\n", ret); goto out; } switch (xx) { /* Range is on Nikon from -32768 <-> 32768 */ case -3: rval = -1024;break; case -2: rval = -512;break; case -1: rval = -128;break; case 0: rval = 0;break; case 1: rval = 128;break; case 2: rval = 512;break; case 3: rval = 1024;break; default: rval = xx; break; /* hack */ } fprintf(stderr,"manual focus %d -> %f\n", xx, rval); ret = gp_widget_set_value (child, &rval); if (ret < GP_OK) { fprintf (stderr, "could not set widget value to 1: %d\n", ret); goto out; } break; default: fprintf (stderr, "widget has bad type %d\n", type); ret = GP_ERROR_BAD_PARAMETERS; goto out; } ret = gp_camera_set_config (camera, widget, context); if (ret < GP_OK) { fprintf (stderr, "could not set config tree to autofocus: %d\n", ret); goto out; } out: gp_widget_free (widget); return ret; }
/** * Set a single configuration \c widget for the \c camera. * * @param camera a #Camera * @param name the name of a configuration widget * @param widget a #CameraWidget * @param context a #GPContext * @return gphoto2 error code * * This \c widget contains the new value of the widget to set. * */ int gp_camera_set_single_config (Camera *camera, const char *name, CameraWidget *widget, GPContext *context) { CameraWidget *rootwidget, *child; CameraWidgetType type; int ret; C_PARAMS (camera); CHECK_INIT (camera, context); if (camera->functions->set_single_config) { CHECK_RESULT_OPEN_CLOSE (camera, camera->functions->set_single_config ( camera, name, widget, context), context); CAMERA_UNUSED (camera, context); return GP_OK; } if (!camera->functions->set_config) { gp_context_error (context, _("This camera does not provide any configuration options.")); CAMERA_UNUSED (camera, context); return GP_ERROR_NOT_SUPPORTED; } /* emulate single config with the full tree */ CHECK_OPEN (camera, context); ret = camera->functions->get_config ( camera, &rootwidget, context); if (ret != GP_OK) { CHECK_CLOSE (camera, context); CAMERA_UNUSED (camera, context); return ret; } ret = gp_widget_get_child_by_name (rootwidget, name, &child); if (ret != GP_OK) { gp_widget_free (rootwidget); CHECK_CLOSE (camera, context); CAMERA_UNUSED (camera, context); return ret; } gp_widget_get_type (child, &type); ret = GP_OK; switch (type) { case GP_WIDGET_MENU: case GP_WIDGET_RADIO: case GP_WIDGET_TEXT: { char *value; gp_widget_get_value (widget, &value); gp_widget_set_value (child, value); break; } case GP_WIDGET_RANGE: { float value; gp_widget_get_value (widget, &value); gp_widget_set_value (child, &value); break; } case GP_WIDGET_TOGGLE: case GP_WIDGET_DATE: { int value; gp_widget_get_value (widget, &value); gp_widget_set_value (child, &value); break; } case GP_WIDGET_BUTTON: case GP_WIDGET_SECTION: case GP_WIDGET_WINDOW: default: ret = GP_ERROR_BAD_PARAMETERS; break; } gp_widget_set_changed (child, 1); if (ret == GP_OK) ret = camera->functions->set_config (camera, rootwidget, context); gp_widget_free (rootwidget); CHECK_CLOSE (camera, context); CAMERA_UNUSED (camera, context); return ret; }
/** * @brief CameraHandler::setConfigAction * @param p * @param name * @param value * @return */ int QTLCamera::setConfigAction(const char *name, const char *value) { CameraWidget *rootConfig,*child; int rc; const char *label; CameraWidgetType type; rc = findWidgetByName(name, &child, &rootConfig); if (rc != GP_OK) { return rc; } rc = gp_widget_get_type (child, &type); if (rc != GP_OK) { gp_widget_free(rootConfig); return rc; } rc = gp_widget_get_label(child, &label); if (rc != GP_OK) { gp_widget_free(rootConfig); return rc; } switch (type) { case GP_WIDGET_TOGGLE: { } case GP_WIDGET_TEXT: { /* char * */ rc = gp_widget_set_value(child, value); if (rc != GP_OK) { qDebug() << "Failed to set the value of text widget" << name << value; } break; } case GP_WIDGET_RANGE: { /* float */ float floatValue, top, bottom, s; rc = gp_widget_get_range(child, &bottom, &top, &s); if (rc != GP_OK) break; if (!sscanf(value, "%f", &floatValue)) { qDebug() << "The passed value" << value << "is not a floating point value."; rc = GP_ERROR_BAD_PARAMETERS; break; } if ((floatValue < bottom) || (floatValue > top)) { qDebug () << "The passed value" << floatValue << "is not within the expected range" << bottom << "-" << top << "."; rc = GP_ERROR_BAD_PARAMETERS; break; } rc = gp_widget_set_value(child, &floatValue); if (rc != GP_OK) { qDebug() << "Failed to set the value of range widget" << name << "to" << floatValue << "."; } break; } case GP_WIDGET_DATE: { /* int */ int t = -1; if (t == -1) { if (!sscanf(value, "%d", &t)) { qDebug() << "The passed value" << value << "is neither a valid time nor an integer."; rc = GP_ERROR_BAD_PARAMETERS; break; } } rc = gp_widget_set_value(child, &t); if (rc != GP_OK) { qDebug() << "Failed to set new time of date/time widget " << name << " to " << value << "."; } break; } case GP_WIDGET_MENU: case GP_WIDGET_RADIO: { /* char * */ int cnt, i; cnt = gp_widget_count_choices(child); if (cnt < GP_OK) { rc = cnt; break; } rc = GP_ERROR_BAD_PARAMETERS; for (i=0; i<cnt; i++) { const char *choice; rc = gp_widget_get_choice(child, i, &choice); if (rc != GP_OK) { continue; } if (!strcmp(choice, value)) { rc = gp_widget_set_value(child, value); break; } } if (i != cnt) { break; } if (sscanf(value, "%d", &i)) { if ((i >= 0) && (i < cnt)) { const char *choice; rc = gp_widget_get_choice(child, i, &choice); if (rc == GP_OK) { rc = gp_widget_set_value(child, choice); } break; } } qDebug() << "Choice " << value << " not found within list of choices."; break; } /* ignore: */ case GP_WIDGET_WINDOW: case GP_WIDGET_SECTION: case GP_WIDGET_BUTTON: //gp_context_error(p->context, _("The %s widget is not configurable."), name); rc = GP_ERROR_BAD_PARAMETERS; break; } if (rc == GP_OK) { rc = gp_camera_set_config(params->camera, rootConfig, params->context); if (rc != GP_OK) { qDebug() << "Failed to set new configuration value " << value << " for configuration entry " << name << "."; } } gp_widget_free(rootConfig); return rc; }