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-rw-r--r--plugins/pf/uca-pf-camera.c178
1 files changed, 118 insertions, 60 deletions
diff --git a/plugins/pf/uca-pf-camera.c b/plugins/pf/uca-pf-camera.c
index 473ffd3..b7967be 100644
--- a/plugins/pf/uca-pf-camera.c
+++ b/plugins/pf/uca-pf-camera.c
@@ -15,6 +15,7 @@
with this library; if not, write to the Free Software Foundation, Inc., 51
Franklin St, Fifth Floor, Boston, MA 02110, USA */
+#include <gio/gio.h>
#include <gmodule.h>
#include <stdlib.h>
#include <stdio.h>
@@ -32,7 +33,6 @@
g_set_error(error, UCA_PF_CAMERA_ERROR, \
UCA_PF_CAMERA_ERROR_FG_GENERAL, \
"%s", Fg_getLastErrorDescription(fg)); \
- g_object_unref(camobj); \
return NULL; \
} }
@@ -46,7 +46,11 @@
#define UCA_PF_CAMERA_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UCA_TYPE_PF_CAMERA, UcaPfCameraPrivate))
-G_DEFINE_TYPE(UcaPfCamera, uca_pf_camera, UCA_TYPE_CAMERA)
+static void uca_pf_camera_initable_iface_init (GInitableIface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (UcaPfCamera, uca_pf_camera, UCA_TYPE_CAMERA,
+ G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
+ uca_pf_camera_initable_iface_init))
/**
* UcaPfCameraError:
@@ -91,6 +95,7 @@ enum {
struct _UcaPfCameraPrivate {
+ GError *construct_error;
guint roi_width;
guint roi_height;
guint last_frame;
@@ -107,7 +112,8 @@ struct {
UcaCamera *camera;
} fg_apc_data;
-static int me4_callback(frameindex_t frame, struct fg_apc_data *apc)
+static int
+me4_callback(frameindex_t frame, struct fg_apc_data *apc)
{
UcaCamera *camera = UCA_CAMERA(apc);
UcaPfCameraPrivate *priv = UCA_PF_CAMERA_GET_PRIVATE(camera);
@@ -115,7 +121,8 @@ static int me4_callback(frameindex_t frame, struct fg_apc_data *apc)
return 0;
}
-static void uca_pf_camera_start_recording(UcaCamera *camera, GError **error)
+static void
+uca_pf_camera_start_recording(UcaCamera *camera, GError **error)
{
g_return_if_fail(UCA_IS_PF_CAMERA(camera));
UcaPfCameraPrivate *priv = UCA_PF_CAMERA_GET_PRIVATE(camera);
@@ -155,7 +162,8 @@ static void uca_pf_camera_start_recording(UcaCamera *camera, GError **error)
FG_SET_ERROR(err, priv->fg, UCA_PF_CAMERA_ERROR_FG_ACQUISITION);
}
-static void uca_pf_camera_stop_recording(UcaCamera *camera, GError **error)
+static void
+uca_pf_camera_stop_recording(UcaCamera *camera, GError **error)
{
g_return_if_fail(UCA_IS_PF_CAMERA(camera));
UcaPfCameraPrivate *priv = UCA_PF_CAMERA_GET_PRIVATE(camera);
@@ -168,34 +176,39 @@ static void uca_pf_camera_stop_recording(UcaCamera *camera, GError **error)
g_print(" Unable to unblock all\n");
}
-static void uca_pf_camera_start_readout(UcaCamera *camera, GError **error)
+static void
+uca_pf_camera_start_readout(UcaCamera *camera, GError **error)
{
g_return_if_fail(UCA_IS_PF_CAMERA(camera));
g_set_error(error, UCA_CAMERA_ERROR, UCA_CAMERA_ERROR_NOT_IMPLEMENTED,
"This photon focus camera does not support recording to internal memory");
}
-static void uca_pf_camera_grab(UcaCamera *camera, gpointer *data, GError **error)
+static gboolean
+uca_pf_camera_grab(UcaCamera *camera, gpointer data, GError **error)
{
- g_return_if_fail(UCA_IS_PF_CAMERA(camera));
+ g_return_val_if_fail (UCA_IS_PF_CAMERA (camera), FALSE);
UcaPfCameraPrivate *priv = UCA_PF_CAMERA_GET_PRIVATE(camera);
- priv->last_frame = Fg_getLastPicNumberBlockingEx(priv->fg, priv->last_frame+1, priv->fg_port, 5, priv->fg_mem);
+ priv->last_frame = Fg_getLastPicNumberBlockingEx (priv->fg, priv->last_frame+1,
+ priv->fg_port, 5, priv->fg_mem);
if (priv->last_frame <= 0) {
- guint err = FG_OK + 1;
- FG_SET_ERROR(err, priv->fg, UCA_PF_CAMERA_ERROR_FG_GENERAL);
+ g_set_error (error, UCA_PF_CAMERA_ERROR,
+ UCA_PF_CAMERA_ERROR_FG_ACQUISITION,
+ "%s", Fg_getLastErrorDescription(priv->fg));
+ return FALSE;
}
- guint16 *frame = Fg_getImagePtrEx(priv->fg, priv->last_frame, priv->fg_port, priv->fg_mem);
-
- if (*data == NULL)
- *data = g_malloc0(priv->roi_width * priv->roi_height);
+ guint16 *frame = Fg_getImagePtrEx (priv->fg, priv->last_frame,
+ priv->fg_port, priv->fg_mem);
- memcpy((gchar *) *data, (gchar *) frame, priv->roi_width * priv->roi_height);
+ memcpy((gchar *) data, (gchar *) frame, priv->roi_width * priv->roi_height);
+ return TRUE;
}
-static void uca_pf_camera_set_property(GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
+static void
+uca_pf_camera_set_property(GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
{
switch (property_id) {
default:
@@ -204,7 +217,8 @@ static void uca_pf_camera_set_property(GObject *object, guint property_id, const
}
}
-static void uca_pf_camera_get_property(GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
+static void
+uca_pf_camera_get_property(GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
{
switch (property_id) {
case PROP_SENSOR_WIDTH:
@@ -263,7 +277,8 @@ static void uca_pf_camera_get_property(GObject *object, guint property_id, GValu
}
}
-static void uca_pf_camera_finalize(GObject *object)
+static void
+uca_pf_camera_finalize(GObject *object)
{
UcaPfCameraPrivate *priv = UCA_PF_CAMERA_GET_PRIVATE(object);
@@ -274,10 +289,54 @@ static void uca_pf_camera_finalize(GObject *object)
Fg_FreeGrabber(priv->fg);
}
+ g_clear_error (&priv->construct_error);
+
G_OBJECT_CLASS(uca_pf_camera_parent_class)->finalize(object);
}
-static void uca_pf_camera_class_init(UcaPfCameraClass *klass)
+static gboolean
+uca_pf_camera_initable_init (GInitable *initable,
+ GCancellable *cancellable,
+ GError **error)
+{
+ UcaPfCamera *camera;
+ UcaPfCameraPrivate *priv;
+
+ g_return_val_if_fail (UCA_IS_PF_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;
+ }
+
+ camera = UCA_PF_CAMERA (initable);
+ priv = camera->priv;
+
+ if (priv->construct_error != NULL) {
+ if (error)
+ *error = g_error_copy (priv->construct_error);
+
+ return FALSE;
+ }
+
+ if (priv->fg == NULL) {
+ g_set_error (error, UCA_PF_CAMERA_ERROR, UCA_PF_CAMERA_ERROR_INIT,
+ "%s", Fg_getLastErrorDescription (NULL));
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static void
+uca_pf_camera_initable_iface_init (GInitableIface *iface)
+{
+ iface->init = uca_pf_camera_initable_init;
+}
+
+static void
+uca_pf_camera_class_init(UcaPfCameraClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
gobject_class->set_property = uca_pf_camera_set_property;
@@ -296,57 +355,56 @@ static void uca_pf_camera_class_init(UcaPfCameraClass *klass)
g_type_class_add_private(klass, sizeof(UcaPfCameraPrivate));
}
-static void uca_pf_camera_init(UcaPfCamera *self)
+static gboolean
+try_fg_param (UcaPfCameraPrivate *priv,
+ int param,
+ const gpointer value)
{
- self->priv = UCA_PF_CAMERA_GET_PRIVATE(self);
- self->priv->fg = NULL;
- self->priv->fg_mem = NULL;
- self->priv->last_frame = 0;
+ if (Fg_setParameter (priv->fg, param, value, priv->fg_port) != FG_OK) {
+ g_set_error (&priv->construct_error, UCA_PF_CAMERA_ERROR,
+ UCA_PF_CAMERA_ERROR_FG_GENERAL,
+ "%s", Fg_getLastErrorDescription (priv->fg));
+ return FALSE;
+ }
+
+ return TRUE;
}
-G_MODULE_EXPORT UcaCamera *
-uca_camera_impl_new (GError **error)
+static void
+uca_pf_camera_init (UcaPfCamera *self)
{
+ UcaPfCameraPrivate *priv;
static const gchar *so_file = "libFullAreaGray8.so";
- static const int camera_link_type = FG_CL_8BIT_FULL_8;
- static const int camera_format = FG_GRAY;
-
- /*
- gint num_ports;
- if (pfPortInit(&num_ports) < 0) {
- g_set_error(error, UCA_PF_CAMERA_ERROR, UCA_PF_CAMERA_ERROR_INIT,
- "Could not initialize ports");
- return NULL;
- }
-
- if (pfDeviceOpen(0) < 0) {
- g_set_error(error, UCA_PF_CAMERA_ERROR, UCA_PF_CAMERA_ERROR_INIT,
- "Could not open device");
- return NULL;
- }
- */
+ static const int link_type = FG_CL_8BIT_FULL_8;
+ static const int format = FG_GRAY;
- UcaPfCamera *camera = g_object_new(UCA_TYPE_PF_CAMERA, NULL);
- UcaPfCameraPrivate *priv = UCA_PF_CAMERA_GET_PRIVATE(camera);
+ self->priv = priv = UCA_PF_CAMERA_GET_PRIVATE(self);
+ priv->construct_error = NULL;
priv->fg_port = PORT_A;
- priv->fg = Fg_Init(so_file, priv->fg_port);
-
- /* TODO: get this from the camera */
+ priv->fg = Fg_Init (so_file, priv->fg_port);
+ priv->fg_mem = NULL;
+ priv->last_frame = 0;
priv->roi_width = 1280;
priv->roi_height = 1024;
- if (priv->fg == NULL) {
- g_set_error(error, UCA_PF_CAMERA_ERROR, UCA_PF_CAMERA_ERROR_INIT,
- "%s", Fg_getLastErrorDescription(priv->fg));
- g_object_unref(camera);
- return NULL;
- }
+ if (priv->fg != NULL) {
+ if (!try_fg_param (priv, FG_CAMERA_LINK_CAMTYP, (const gpointer) &link_type))
+ return;
- FG_TRY_PARAM(priv->fg, camera, FG_CAMERA_LINK_CAMTYP, &camera_link_type, priv->fg_port);
- FG_TRY_PARAM(priv->fg, camera, FG_FORMAT, &camera_format, priv->fg_port);
- FG_TRY_PARAM(priv->fg, camera, FG_WIDTH, &priv->roi_width, priv->fg_port);
- FG_TRY_PARAM(priv->fg, camera, FG_HEIGHT, &priv->roi_height, priv->fg_port);
+ if (!try_fg_param (priv, FG_FORMAT, (const gpointer) &format))
+ return;
- return UCA_CAMERA (camera);
+ if (!try_fg_param (priv, FG_WIDTH, &priv->roi_width))
+ return;
+
+ if (!try_fg_param (priv, FG_HEIGHT, &priv->roi_height))
+ return;
+ }
+}
+
+G_MODULE_EXPORT GType
+uca_camera_get_type (void)
+{
+ return UCA_TYPE_PF_CAMERA;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 16:33:57 +0000