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;
}
void Camera::set_config(CameraWidget* rootwindow) {
std::lock_guard<std::mutex> g(mutex);
int ret;
if ((ret = gp_camera_set_config(camera, rootwindow, ctx->context)) < GP_OK)
throw Exception("gp_camera_set_config", ret);
}
//Set the camera's quality to a certain choice
//Current Choices are:
// 0: Large Fine JPEG
// 2: Medium Fine JPEG
int QualityControl(int quality){
char qualString[20];
if(quality == currentQuality){ //We don't want to take up cycles changing nothing
return -1; //Could define set error codes, but we don't look at them anyway
}
strncpy(qualString, "", sizeof qualString); //Debatably necessary
if(quality == 0){
strncpy(qualString, "Large Fine JPEG", sizeof qualString);
}
else if(quality == 2){
strncpy(qualString, "Medium Fine JPEG", sizeof qualString);
}
else{
return -1;
}
CameraWidget* widget,* child;
if(gp_camera_get_config(getMyCamera(), &widget, getMyContext()) != 0){ //Get our current config
free(widget);
free(child);
return -1; //If it fails, we have failed.
}
//Widgets in libgphoto act sort of as trees of settings/data
//We need to find the right child of the top level, and the right child of that, etc.
//until we get down to the appropriate quality setting widget
//I already parsed through the tree and found the right child, and so
//have hard-coded the values to get to this child here
//Check out gphoto2-widget.c for more info
gp_widget_get_child(widget, 3, &child);
widget = child;
gp_widget_get_child(widget, 0, &child);
widget = child;
//Here we change the quality value to whatever we want
//For some reason, it is saved as a string, not a choice
//Don't ask me why.
gp_widget_set_value(widget, qualString);
gp_widget_get_root(widget, &child);
if(gp_camera_set_config(getMyCamera(), child, getMyContext()) != 0){ //Set the camera's config to our new, modified config
free(widget);
free(child);
return -1;
}
free(widget);
free(child);
currentQuality = quality; //Remember what quality we currently have
return 0;
}
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;
}
CAMLprim
value caml_gp_camera_set_config(value camera_val,
value context_val, value widget_val) {
CAMLparam3(camera_val, context_val, widget_val);
Camera *camera = Camera_val(camera_val);
GPContext *context = Context_val(context_val);
CameraWidget *widget = Widget_val(widget_val);
int ret = gp_camera_set_config(camera, widget, context);
CHECK_RESULT(ret);
CAMLreturn(Val_unit);
}
void _camera_configuration_commit(const dt_camctl_t *c,const dt_camera_t *camera)
{
g_assert( camera != NULL );
dt_camera_t *cam=(dt_camera_t *)camera;
dt_pthread_mutex_lock(&cam->config_lock);
if( gp_camera_set_config( camera->gpcam, camera->configuration, c->gpcontext) != GP_OK )
dt_print(DT_DEBUG_CAMCTL,"[camera_control] Failed to commit configuration changes to camera\n");
cam->config_changed=FALSE;
dt_pthread_mutex_unlock(&cam->config_lock);
}
int camera_set(char* name, void* value)
{
int res;
CameraWidget* config_root;
CameraWidget* widget;
res = gp_camera_get_config(camera, &config_root, context);
CAMERA_CHECK_GP(res, "gp_camera_get_config");
res = gp_widget_get_child_by_name(config_root, name, &widget);
CAMERA_CHECK_GP(res, "gp_widget_get_child_by_name");
res = gp_widget_set_value(widget, value);
CAMERA_CHECK_GP(res, "gp_widget_set_value");
res = gp_camera_set_config(camera, config_root, context);
CAMERA_CHECK_GP(res, "gp_camera_set_config");
gp_widget_unref(config_root);
return 1;
}
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;
}
static int
set_config (CmdConfig *cmd_config)
{
int result, selection;
char *msg[10];
char *buttons[] = {N_("</B/24>Continue"), N_("</B16>Cancel")};
CDKDIALOG *question = NULL;
result = gp_camera_set_config (cmd_config->camera, cmd_config->window,
cmd_config->context);
if (result < 0) {
msg[0] = N_("<C></5>Error");
msg[1] = "";
msg[2] = N_("Could not set configuration:");
msg[3] = (char*) gp_result_as_string (result);
question = newCDKDialog (cmd_config->screen, CENTER, CENTER,
msg, 4, buttons, 2,
COLOR_PAIR (2) | A_REVERSE,
TRUE, TRUE, FALSE);
if (!question)
return (GP_ERROR);
selection = activateCDKDialog (question, 0);
if (question->exitType == vNORMAL) {
switch (selection) {
case 0: /* Continue */
destroyCDKDialog (question);
return (GP_OK);
default:
destroyCDKDialog (question);
return (result);
}
} else {
destroyCDKDialog (question);
return (result);
}
}
return (GP_OK);
}
void dt_camctl_camera_stop_live_view(const dt_camctl_t *c)
{
dt_camctl_t *camctl = (dt_camctl_t*)c;
dt_camera_t *cam = (dt_camera_t*)camctl->active_camera;
dt_print(DT_DEBUG_CAMCTL,"[camera_control] Stopping live view\n");
cam->is_live_viewing = FALSE;
pthread_join(cam->live_view_thread, NULL);
//tell camera to get back to normal state (close mirror)
// this should work like this:
// dt_camctl_camera_set_property(darktable.camctl, NULL, "eosviewfinder", "0");
// but it doesn't, passing a string isn't ok in this case. I guess that's a TODO.
// for the time being I'll do it manually (not nice, I know).
CameraWidget *config;
CameraWidget *widget;
gp_camera_get_config( cam->gpcam, &config, camctl->gpcontext );
if( gp_widget_get_child_by_name ( config, "eosviewfinder", &widget) == GP_OK)
{
int zero=0;
gp_widget_set_value ( widget , &zero);
gp_camera_set_config( cam->gpcam, config, camctl->gpcontext );
}
}
bool Image_GPhoto::doSetProperty(const string& name, const string& value)
{
lock_guard<recursive_mutex> lock(_gpMutex);
if (_selectedCameraIndex == -1)
{
Log::get() << Log::WARNING << "Image_GPhoto::" << __FUNCTION__ << " - A camera must be selected before trying to capture" << Log::endl;
return false;
}
GPhotoCamera* camera = &(_cameras[_selectedCameraIndex]);
CameraWidget* widget;
if (gp_widget_get_child_by_name(camera->configuration, name.c_str(), &widget) == GP_OK)
{
if (gp_widget_set_value(widget, value.c_str()) != GP_OK)
{
Log::get() << Log::WARNING << "Image_GPhoto::" << __FUNCTION__ << " - Unable to set parameter " << name << " to value " << value << Log::endl;
return false;
}
if (gp_camera_set_config(camera->cam, camera->configuration, _gpContext) != GP_OK)
{
Log::get() << Log::WARNING << "Image_GPhoto::" << __FUNCTION__ << " - Setting parameter " << name << " is not supported for this camera" << Log::endl;
return false;
}
return true;
}
else
{
Log::get() << Log::WARNING << "Image_GPhoto::" << __FUNCTION__ << " - Parameter " << name << " does not seem to be available" << Log::endl;
}
return false;
}
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;
}
static void _camera_process_job(const dt_camctl_t *c,const dt_camera_t *camera, gpointer job)
{
dt_camera_t *cam=(dt_camera_t *)camera;
_camctl_camera_job_t *j = (_camctl_camera_job_t *)job;
switch( j->type )
{
case _JOB_TYPE_EXECUTE_CAPTURE:
{
dt_print (DT_DEBUG_CAMCTL,"[camera_control] executing remote camera capture job\n");
CameraFilePath fp;
int res=GP_OK;
if( (res = gp_camera_capture (camera->gpcam, GP_CAPTURE_IMAGE,&fp, c->gpcontext)) == GP_OK )
{
CameraFile *destination;
const char *output_path = _dispatch_request_image_path(c,camera);
if( !output_path ) output_path="/tmp";
const char *fname = _dispatch_request_image_filename(c,fp.name,cam);
if( !fname ) fname=fp.name;
char *output = g_build_filename (output_path,fname,(char *)NULL);
int handle = open (output, O_CREAT | O_WRONLY,0666);
gp_file_new_from_fd (&destination , handle);
gp_camera_file_get (camera->gpcam, fp.folder , fp.name, GP_FILE_TYPE_NORMAL, destination, c->gpcontext);
close (handle);
// Notify listerners of captured image
_dispatch_camera_image_downloaded (c,camera,output);
g_free (output);
}
else
dt_print (DT_DEBUG_CAMCTL,"[camera_control] capture job failed to capture image: %s\n",gp_result_as_string(res));
}
break;
case _JOB_TYPE_EXECUTE_LIVE_VIEW:
{
CameraFile *fp = NULL;
int res = GP_OK;
const gchar* data = NULL;
unsigned long int data_size = 0;
gp_file_new(&fp);
if( (res = gp_camera_capture_preview (cam->gpcam, fp, c->gpcontext)) != GP_OK )
{
dt_print (DT_DEBUG_CAMCTL,"[camera_control] live view failed to capture preview: %s\n", gp_result_as_string(res));
}
else if( (res = gp_file_get_data_and_size(fp, &data, &data_size)) != GP_OK )
{
dt_print (DT_DEBUG_CAMCTL,"[camera_control] live view failed to get preview data: %s\n", gp_result_as_string(res));
}
else
{
// everything worked
GdkPixbufLoader *loader = gdk_pixbuf_loader_new();
if(gdk_pixbuf_loader_write(loader, (guchar*)data, data_size, NULL) == TRUE)
{
dt_pthread_mutex_lock(&cam->live_view_pixbuf_mutex);
if(cam->live_view_pixbuf != NULL)
g_object_unref(cam->live_view_pixbuf);
cam->live_view_pixbuf = gdk_pixbuf_loader_get_pixbuf(loader);
dt_pthread_mutex_unlock(&cam->live_view_pixbuf_mutex);
}
gdk_pixbuf_loader_close(loader, NULL);
}
if(fp)
gp_file_free(fp);
dt_pthread_mutex_unlock(&cam->live_view_synch);
dt_control_queue_redraw_center();
}
break;
case _JOB_TYPE_SET_PROPERTY:
{
_camctl_camera_set_property_job_t *spj=(_camctl_camera_set_property_job_t *)job;
dt_print(DT_DEBUG_CAMCTL,"[camera_control] executing set camera config job %s=%s\n",spj->name,spj->value);
CameraWidget *config; // Copy of camera configuration
CameraWidget *widget;
gp_camera_get_config( cam->gpcam, &config, c->gpcontext );
if( gp_widget_get_child_by_name ( config, spj->name, &widget) == GP_OK)
{
gp_widget_set_value ( widget , spj->value);
gp_camera_set_config( cam->gpcam, config, c->gpcontext );
}
/* dt_pthread_mutex_lock( &cam->config_lock );
CameraWidget *widget;
if( gp_widget_get_child_by_name ( camera->configuration, spj->name, &widget) == GP_OK) {
gp_widget_set_value ( widget , spj->value);
//gp_widget_set_changed( widget, 1 );
cam->config_changed=TRUE;
}
dt_pthread_mutex_unlock( &cam->config_lock);*/
}
break;
default:
dt_print(DT_DEBUG_CAMCTL,"[camera_control] process of unknown job type %lx\n",(unsigned long int)j->type);
break;
}
g_free(j);
}
/**
* Set property.
* @see DigitalCameraCapture for more information about value, double typed, argument.
*/
bool DigitalCameraCapture::setProperty(int propertyId, double value)
{
CameraWidget * widget = NULL;
bool output = false;
if (propertyId < 0)
{
widget = getWidget(-propertyId);
}
else
{
switch (propertyId)
{
// gphoto2 cap featured
case CV_CAP_PROP_GPHOTO2_PREVIEW:
preview = value != 0;
return true;
case CV_CAP_PROP_GPHOTO2_WIDGET_ENUMERATE:
return false;
case CV_CAP_PROP_GPHOTO2_RELOAD_CONFIG:
reloadConfig();
return true;
case CV_CAP_PROP_GPHOTO2_RELOAD_ON_CHANGE:
reloadOnChange = value != 0;
return true;
case CV_CAP_PROP_GPHOTO2_COLLECT_MSGS:
collectMsgs = value != 0;
return true;
case CV_CAP_PROP_GPHOTO2_FLUSH_MSGS:
return false;
default:
widget = setGenericProperty(propertyId, value, output);
/* no break */
}
}
if (widget == NULL)
return output;
try
{
CameraWidgetType type;
CR(gp_widget_get_type(widget, &type));
switch (type)
{
case GP_WIDGET_RADIO:
case GP_WIDGET_MENU:
{
int i = static_cast<int>(value);
char *choice;
CR(gp_widget_get_choice(widget, i, (const char**)&choice));
CR(gp_widget_set_value(widget, choice));
break;
}
case GP_WIDGET_TOGGLE:
{
int i = static_cast<int>(value);
CR(gp_widget_set_value(widget, &i));
break;
}
case GP_WIDGET_RANGE:
{
float v = static_cast<float>(value);
CR(gp_widget_set_value(widget, &v));
break;
}
default:
{
CR(gp_widget_set_value(widget, (void* )(intptr_t )&value));
break;
}
}
if (!reloadOnChange)
{
// force widget change
CR(gp_widget_set_changed(widget, 1));
}
// Use the same locale setting as while getting rootWidget.
char * localeTmp = setlocale(LC_ALL, "C");
CR(gp_camera_set_config(camera, rootWidget, context));
setlocale(LC_ALL, localeTmp);
if (reloadOnChange)
{
reloadConfig();
} else {
CR(gp_widget_set_changed(widget, 0));
}
}
catch (GPhoto2Exception & e)
{
char buf[128] = "";
sprintf(buf, "cannot set property: %d to %f", propertyId, value);
message(WARNING, (const char *) buf, e);
return false;
}
return true;
}
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;
}
/**
* @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;
}
