From 57299b6cf9e606310d0997aeddd62141e824947c Mon Sep 17 00:00:00 2001
From: Mihael Koep <koep@schneide.com>
Date: Tue, 29 Jul 2014 13:19:08 +0200
Subject: Updates to the dexela plugin
---
plugins/dexela/uca-dexela-camera.c | 71 ++++++++++++++++++++++----------------
1 file changed, 42 insertions(+), 29 deletions(-)
(limited to 'plugins/dexela/uca-dexela-camera.c')
diff --git a/plugins/dexela/uca-dexela-camera.c b/plugins/dexela/uca-dexela-camera.c
index aa0a049..287ba5c 100644
--- a/plugins/dexela/uca-dexela-camera.c
+++ b/plugins/dexela/uca-dexela-camera.c
@@ -16,13 +16,18 @@
Franklin St, Fifth Floor, Boston, MA 02110, USA */
#include <string.h>
+#include <gio/gio.h>
#include <gmodule.h>
#include "uca-dexela-camera.h"
#include "dexela/dexela_api.h"
#define UCA_DEXELA_CAMERA_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UCA_TYPE_DEXELA_CAMERA, UcaDexelaCameraPrivate))
-G_DEFINE_TYPE(UcaDexelaCamera, uca_dexela_camera, UCA_TYPE_CAMERA)
+static void uca_dexela_camera_initable_iface_init (GInitableIface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (UcaDexelaCamera, uca_dexela_camera, UCA_TYPE_CAMERA,
+ G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
+ uca_dexela_camera_initable_iface_init))
/**
* UcaDexelaCameraError:
* @UCA_DEXELA_CAMERA_ERROR_LIBDEXELA_INIT: Initializing libdexela failed
@@ -136,26 +141,6 @@ static gboolean is_binning_allowed(UcaDexelaCameraPrivate *priv, guint binning)
return FALSE;
}
-UcaDexelaCamera *uca_dexela_camera_new(GError **error)
-{
- UcaDexelaCamera *camera = g_object_new(UCA_TYPE_DEXELA_CAMERA, NULL);
- UcaDexelaCameraPrivate *priv = UCA_DEXELA_CAMERA_GET_PRIVATE(camera);
- fill_binnings(priv);
- /*
- * Here we override property ranges because we didn't know them at property
- * installation time.
- */
- GObjectClass *camera_class = G_OBJECT_CLASS (UCA_CAMERA_GET_CLASS (camera));
- // TODO implement error checking
- dexela_open_detector(DEFAULT_FMT_FILE_PATH);
- dexela_init_serial_connection();
- priv->bits = dexela_get_bit_depth();
- priv->width = dexela_get_width();
- priv->height = dexela_get_height();
- priv->num_bytes = 2;
- return camera;
-}
-
static void uca_dexela_camera_get_property(GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
{
UcaDexelaCameraPrivate *priv = UCA_DEXELA_CAMERA_GET_PRIVATE(object);
@@ -334,17 +319,13 @@ static void uca_dexela_camera_stop_recording(UcaCamera *camera, GError **error)
dexela_stop_acquisition();
}
-static void uca_dexela_camera_grab(UcaCamera *camera, gpointer *data, 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));
UcaDexelaCameraPrivate *priv = UCA_DEXELA_CAMERA_GET_PRIVATE(camera);
- if (*data == NULL) {
- g_debug("Allocating buffer");
- *data = g_malloc0(priv->width * priv->height * priv->num_bytes);
- }
- // TODO: copy to the data buffer
- memcpy((gchar *) *data, dexela_grab(), priv->width * priv->height * priv->num_bytes);
+ memcpy((gchar *) data, dexela_grab(), priv->width * priv->height * priv->num_bytes);
+ return TRUE;
}
static void uca_dexela_camera_finalize(GObject *object)
@@ -355,6 +336,23 @@ static void uca_dexela_camera_finalize(GObject *object)
G_OBJECT_CLASS(uca_dexela_camera_parent_class)->finalize(object);
}
+static gboolean uca_dexela_camera_initable_init(GInitable *initable, GCancellable *cancellable, GError **error)
+{
+ g_return_val_if_fail (UCA_IS_DEXELA_CAMERA (initable), FALSE);
+
+ if (cancellable != NULL) {
+ g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
+ "Cancellable initialization not supported");
+ return FALSE;
+ }
+ return TRUE;
+}
+
+static void uca_dexela_camera_initable_iface_init(GInitableIface *iface)
+{
+ iface->init = uca_dexela_camera_initable_init;
+}
+
static void uca_dexela_camera_class_init(UcaDexelaCameraClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
@@ -388,7 +386,22 @@ static void uca_dexela_camera_class_init(UcaDexelaCameraClass *klass)
static void uca_dexela_camera_init(UcaDexelaCamera *self)
{
- self->priv = UCA_DEXELA_CAMERA_GET_PRIVATE(self);
+ UcaDexelaCameraPrivate *priv = UCA_DEXELA_CAMERA_GET_PRIVATE(self);
+ self->priv = priv;
+ fill_binnings(priv);
+ // TODO implement error checking
+ dexela_open_detector(DEFAULT_FMT_FILE_PATH);
+ dexela_init_serial_connection();
+ priv->bits = dexela_get_bit_depth();
+ priv->width = dexela_get_width();
+ priv->height = dexela_get_height();
+ priv->num_bytes = 2;
+}
+
+G_MODULE_EXPORT GType
+uca_camera_get_type (void)
+{
+ return UCA_TYPE_DEXELA_CAMERA;
}
G_MODULE_EXPORT UcaCamera *
--
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