Initial prototype of GObject-based libuca

1 files changed, 115 insertions, 0 deletions

diff --git a/src/uca-camera.c b/src/uca-camera.c
new file mode 100644
index 0000000..9fa0666
--- /dev/null
+++ b/src/uca-camera.c
@@ -0,0 +1,115 @@
+/* Copyright (C) 2011, 2012 Matthias Vogelgesang <matthias.vogelgesang@kit.edu>
+   (Karlsruhe Institute of Technology)
+
+   This library is free software; you can redistribute it and/or modify it
+   under the terms of the GNU Lesser General Public License as published by the
+   Free Software Foundation; either version 2.1 of the License, or (at your
+   option) any later version.
+
+   This library is distributed in the hope that it will be useful, but WITHOUT
+   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+   FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
+   details.
+
+   You should have received a copy of the GNU Lesser General Public License along
+   with this library; if not, write to the Free Software Foundation, Inc., 51
+   Franklin St, Fifth Floor, Boston, MA 02110, USA */
+
+#include <glib.h>
+#include "uca-camera.h"
+
+G_DEFINE_INTERFACE(UcaCamera, uca_camera, G_TYPE_OBJECT)
+
+enum {
+    PROP_0 = 0,
+    PROP_SENSOR_WIDTH,
+    PROP_SENSOR_HEIGHT,
+    PROP_SENSOR_BITDEPTH,
+    PROP_SENSOR_HORIZONTAL_BINNING,
+    PROP_SENSOR_VERTICAL_BINNING,
+    N_PROPERTIES
+};
+
+static GParamSpec *uca_camera_properties[N_PROPERTIES] = { NULL, };
+
+static void uca_camera_default_init(UcaCameraInterface *klass)
+{
+    klass->start_recording = NULL;
+    klass->stop_recording = NULL;
+    klass->grab = NULL;
+
+    uca_camera_properties[PROP_SENSOR_WIDTH] = 
+        g_param_spec_uint("sensor-width",
+            "Width of sensor",
+            "Width of the sensor in pixels",
+            1, G_MAXUINT, 1,
+            G_PARAM_READABLE);
+
+    uca_camera_properties[PROP_SENSOR_HEIGHT] = 
+        g_param_spec_uint("sensor-height",
+            "Height of sensor",
+            "Height of the sensor in pixels",
+            1, G_MAXUINT, 1,
+            G_PARAM_READABLE);
+
+    uca_camera_properties[PROP_SENSOR_BITDEPTH] = 
+        g_param_spec_uint("sensor-bitdepth",
+            "Number of bits per pixel",
+            "Number of bits per pixel",
+            1, 32, 1,
+            G_PARAM_READABLE);
+
+    uca_camera_properties[PROP_SENSOR_HORIZONTAL_BINNING] = 
+        g_param_spec_uint("sensor-horizontal-binning",
+            "Horizontal binning",
+            "Number of sensor ADCs that are combined to one pixel in horizontal direction",
+            1, G_MAXUINT, 1,
+            G_PARAM_READWRITE);
+
+    uca_camera_properties[PROP_SENSOR_VERTICAL_BINNING] = 
+        g_param_spec_uint("sensor-vertical-binning",
+            "Vertical binning",
+            "Number of sensor ADCs that are combined to one pixel in vertical direction",
+            1, G_MAXUINT, 1,
+            G_PARAM_READWRITE);
+
+    for (int i = PROP_0 + 1; i < N_PROPERTIES; i++)
+        g_object_interface_install_property(klass, uca_camera_properties[i]);
+}
+
+void uca_camera_start_recording(UcaCamera *camera)
+{
+    g_return_if_fail(UCA_IS_CAMERA(camera));
+
+    UcaCameraInterface *iface = UCA_CAMERA_GET_INTERFACE(camera);
+
+    g_return_if_fail(iface != NULL);
+    g_return_if_fail(iface->start_recording != NULL);
+
+    (*iface->start_recording)(camera);
+}
+
+void uca_camera_stop_recording(UcaCamera *camera)
+{
+    g_return_if_fail(UCA_IS_CAMERA(camera));
+
+    UcaCameraInterface *iface = UCA_CAMERA_GET_INTERFACE(camera);
+
+    g_return_if_fail(iface != NULL);
+    g_return_if_fail(iface->start_recording != NULL);
+
+    (*iface->stop_recording)(camera);
+}
+
+void uca_camera_grab(UcaCamera *camera, gchar *data)
+{
+    g_return_if_fail(UCA_IS_CAMERA(camera));
+
+    UcaCameraInterface *iface = UCA_CAMERA_GET_INTERFACE(camera);
+
+    g_return_if_fail(iface != NULL);
+    g_return_if_fail(iface->start_recording != NULL);
+
+    (*iface->grab)(camera, data);
+}
+