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-rw-r--r--CMakeLists.txt34
-rw-r--r--README.md11
-rw-r--r--cmake/FindIPE.cmake19
-rw-r--r--cmake/PkgConfigVars.cmake30
-rw-r--r--uca-ufo-camera.c728
-rw-r--r--uca-ufo-camera.h76
6 files changed, 898 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..25a4542
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,34 @@
+# --- Common ------------------------------------------------------------------
+
+cmake_minimum_required(VERSION 2.6)
+project(ucapco C)
+
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
+
+find_package(PkgConfig)
+include(PkgConfigVars)
+
+add_definitions("-std=c99 -Wall")
+
+pkg_check_modules(UCA libuca>=2.0.0 REQUIRED)
+pkg_check_modules(GIO2 gio-2.0>=2.24 REQUIRED)
+pkg_check_variable(libuca plugindir)
+
+
+# --- Plugin specific ---------------------------------------------------------
+
+find_package(IPE REQUIRED)
+
+include_directories(
+ ${IPE_INCLUDE_DIRS}
+ ${GIO2_INCLUDE_DIRS})
+
+add_library(ucaufo SHARED uca-ufo-camera.c)
+
+target_link_libraries(ucaufo
+ ${UCA_LIBRARIES}
+ ${GIO2_LIBRARIES}
+ ${IPE_LIBRARIES})
+
+install(TARGETS ucaufo
+ LIBRARY DESTINATION ${LIBUCA_PLUGINDIR})
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..27379af
--- /dev/null
+++ b/README.md
@@ -0,0 +1,11 @@
+Plugin for the ufo detector family
+
+
+## Installation
+
+Install [libuca](https://github.com/ufo-kit/libuca) first and make sure that
+pcilib is available. Then:
+
+ mkdir build && cd build
+ cmake ..
+ make && make install
diff --git a/cmake/FindIPE.cmake b/cmake/FindIPE.cmake
new file mode 100644
index 0000000..11e8d90
--- /dev/null
+++ b/cmake/FindIPE.cmake
@@ -0,0 +1,19 @@
+# Try to find user-space driver for the IPE camera
+#
+# Defines
+#
+# IPE_FOUND - system has libpcidriver
+# IPE_INCLUDE_DIRS - libpci include directory
+# IPE_LIBRARIES - pci library
+
+find_package(PackageHandleStandardArgs)
+
+find_path(IPE_INCLUDE_DIRS pcilib.h)
+find_library(IPE_LIBRARIES pcilib)
+
+find_package_handle_standard_args(IPE DEFAULT_MSG IPE_LIBRARIES IPE_INCLUDE_DIRS)
+
+mark_as_advanced(
+ IPE_INCLUDE_DIRS
+ IPE_LIBRARIES
+)
diff --git a/cmake/PkgConfigVars.cmake b/cmake/PkgConfigVars.cmake
new file mode 100644
index 0000000..f295457
--- /dev/null
+++ b/cmake/PkgConfigVars.cmake
@@ -0,0 +1,30 @@
+# - determine variables defined in pkg-config files
+#
+# Usage:
+# pkg_check_variable(<PKG_NAME> <VARIABLE_NAME>)
+#
+# Checks for a variable in the given package and translates to a call such as
+# `pkg-config --variable=<VARIABLE_NAME> <PKG_NAME>`. The output is a cached
+# variable named
+#
+# <PKG_NAME>_<VARIABLE_NAME>
+#
+# Note that both names are uppercased and any dashes replaced by underscores.
+#
+
+find_package(PkgConfig REQUIRED)
+
+function(pkg_check_variable _pkg _name)
+ string(TOUPPER ${_pkg} _pkg_upper)
+ string(TOUPPER ${_name} _name_upper)
+ string(REPLACE "-" "_" _pkg_upper ${_pkg_upper})
+ string(REPLACE "-" "_" _name_upper ${_name_upper})
+ set(_output_name "${_pkg_upper}_${_name_upper}")
+
+ execute_process(COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=${_name} ${_pkg}
+ OUTPUT_VARIABLE _pkg_result
+ OUTPUT_STRIP_TRAILING_WHITESPACE)
+
+ set("${_output_name}" "${_pkg_result}" CACHE STRING "pkg-config variable
+ ${_name} of ${_pkg}")
+endfunction()
diff --git a/uca-ufo-camera.c b/uca-ufo-camera.c
new file mode 100644
index 0000000..10a62d9
--- /dev/null
+++ b/uca-ufo-camera.c
@@ -0,0 +1,728 @@
+/* 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 <gio/gio.h>
+#include <gmodule.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <pcilib.h>
+#include <errno.h>
+#include <math.h>
+#include "uca-ufo-camera.h"
+
+#define PCILIB_SET_ERROR(err, err_type) \
+ if (err != 0) { \
+ g_set_error(error, UCA_UFO_CAMERA_ERROR, \
+ err_type, \
+ "%s:%i pcilib: %s (errcode = %d)", \
+ __FILE__, __LINE__, strerror(err), err);\
+ return; \
+ }
+
+#define PCILIB_SET_ERROR_RETURN_FALSE(err, err_type) \
+ if (err != 0) { \
+ g_set_error(error, UCA_UFO_CAMERA_ERROR, \
+ err_type, \
+ "%s:%i pcilib: %s (errcode = %d)", \
+ __FILE__, __LINE__, strerror(err), err);\
+ return FALSE; \
+ }
+
+#define PCILIB_WARN_ON_ERROR(err) \
+ if (err != 0) { \
+ g_warning ("%s:%i pcilib: %s (errcode = %d)", \
+ __FILE__, __LINE__, strerror(err), err); \
+ }
+
+#define UCA_UFO_CAMERA_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UCA_TYPE_UFO_CAMERA, UcaUfoCameraPrivate))
+
+static void uca_ufo_camera_initable_iface_init (GInitableIface *iface);
+
+G_DEFINE_TYPE_WITH_CODE (UcaUfoCamera, uca_ufo_camera, UCA_TYPE_CAMERA,
+ G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
+ uca_ufo_camera_initable_iface_init))
+
+static const guint SENSOR_WIDTH = 2048;
+static const gdouble EXPOSURE_TIME_SCALE = 2.69e6;
+
+/**
+ * UcaUfoCameraError:
+ * @UCA_UFO_CAMERA_ERROR_INIT: Initializing pcilib failed
+ * @UCA_UFO_CAMERA_ERROR_START_RECORDING: Starting failed
+ * @UCA_UFO_CAMERA_ERROR_STOP_RECORDING: Stopping failed
+ * @UCA_UFO_CAMERA_ERROR_TRIGGER: Triggering a frame failed
+ * @UCA_UFO_CAMERA_ERROR_NEXT_EVENT: No event happened
+ * @UCA_UFO_CAMERA_ERROR_NO_DATA: No data was transmitted
+ * @UCA_UFO_CAMERA_ERROR_MAYBE_CORRUPTED: Data is potentially corrupted
+ */
+GQuark uca_ufo_camera_error_quark()
+{
+ return g_quark_from_static_string("uca-ufo-camera-error-quark");
+}
+
+enum {
+ PROP_SENSOR_TEMPERATURE = N_BASE_PROPERTIES,
+ PROP_FPGA_TEMPERATURE,
+ PROP_UFO_START,
+ N_MAX_PROPERTIES = 512
+};
+
+static gint base_overrideables[] = {
+ PROP_NAME,
+ PROP_SENSOR_WIDTH,
+ PROP_SENSOR_HEIGHT,
+ PROP_SENSOR_BITDEPTH,
+ PROP_EXPOSURE_TIME,
+ PROP_FRAMES_PER_SECOND,
+ PROP_ROI_X,
+ PROP_ROI_Y,
+ PROP_ROI_WIDTH,
+ PROP_ROI_HEIGHT,
+ PROP_HAS_STREAMING,
+ PROP_HAS_CAMRAM_RECORDING,
+ 0,
+};
+
+typedef struct _RegisterInfo {
+ gchar *name;
+ guint cached_value;
+} RegisterInfo;
+
+static GParamSpec *ufo_properties[N_MAX_PROPERTIES] = { NULL, };
+
+static guint N_PROPERTIES;
+
+struct _UcaUfoCameraPrivate {
+ GError *construct_error;
+ GHashTable *property_table; /* maps from prop_id to RegisterInfo* */
+ GThread *async_thread;
+ pcilib_t *handle;
+ guint n_bits;
+ guint height;
+ enum {
+ FPGA_48MHZ = 0,
+ FPGA_40MHZ
+ } frequency;
+};
+
+static void
+error_handler (const char *format, ...)
+{
+ va_list args;
+ gchar *message;
+
+ va_start (args, format);
+ message = g_strdup_vprintf (format, args);
+ g_warning ("%s", message);
+ va_end (args);
+}
+
+static guint
+read_register_value (pcilib_t *handle, const gchar *name)
+{
+ pcilib_register_value_t reg_value;
+ int err;
+
+ err = pcilib_read_register(handle, NULL, name, &reg_value);
+ PCILIB_WARN_ON_ERROR (err);
+ return (guint) reg_value;
+}
+
+static int
+event_callback(pcilib_event_id_t event_id, pcilib_event_info_t *info, void *user)
+{
+ UcaCamera *camera = UCA_CAMERA(user);
+ UcaUfoCameraPrivate *priv = UCA_UFO_CAMERA_GET_PRIVATE(camera);
+ size_t error = 0;
+
+ void *buffer = pcilib_get_data(priv->handle, event_id, PCILIB_EVENT_DATA, &error);
+
+ if (buffer == NULL)
+ return PCILIB_STREAMING_CONTINUE;
+
+ camera->grab_func (buffer, camera->user_data);
+ pcilib_return_data (priv->handle, event_id, PCILIB_EVENT_DATA, buffer);
+
+ return PCILIB_STREAMING_CONTINUE;
+}
+
+static guint
+update_properties (UcaUfoCameraPrivate *priv)
+{
+ guint prop;
+ pcilib_model_description_t *description;
+
+ prop = PROP_UFO_START;
+ description = pcilib_get_model_description (priv->handle);
+
+ for (guint i = 0; description->registers[i].name != NULL; i++) {
+ GParamFlags flags = 0;
+ RegisterInfo *reg_info;
+ gchar *prop_name;
+ pcilib_register_description_t *reg;
+ pcilib_register_value_t value;
+ gint err;
+
+ reg = &description->registers[i];
+
+ switch (reg->mode) {
+ case PCILIB_REGISTER_R:
+ flags = G_PARAM_READABLE;
+ break;
+ case PCILIB_REGISTER_W:
+ case PCILIB_REGISTER_W1C:
+ flags = G_PARAM_WRITABLE;
+ break;
+ case PCILIB_REGISTER_RW:
+ case PCILIB_REGISTER_RW1C:
+ flags = G_PARAM_READWRITE;
+ break;
+ }
+
+ err = pcilib_read_register (priv->handle, NULL, reg->name, &value);
+ PCILIB_WARN_ON_ERROR (err);
+
+ reg_info = g_new0 (RegisterInfo, 1);
+ reg_info->name = g_strdup (reg->name);
+ reg_info->cached_value = (guint32) value;
+
+ g_hash_table_insert (priv->property_table, GINT_TO_POINTER (prop), reg_info);
+ prop_name = g_strdup_printf ("ufo-%s", reg->name);
+
+ ufo_properties[prop++] = g_param_spec_uint (
+ prop_name, reg->description, reg->description,
+ 0, G_MAXUINT, reg->defvalue, flags);
+
+ g_free (prop_name);
+ }
+
+ return prop;
+}
+
+static gboolean
+setup_pcilib (UcaUfoCameraPrivate *priv)
+{
+ pcilib_model_t model;
+ guint adc_resolution;
+
+ model = PCILIB_MODEL_DETECT;
+ priv->handle = pcilib_open("/dev/fpga0", model);
+
+ if (priv->handle == NULL) {
+ g_set_error (&priv->construct_error,
+ UCA_UFO_CAMERA_ERROR, UCA_UFO_CAMERA_ERROR_INIT,
+ "Initializing pcilib failed");
+ return FALSE;
+ }
+
+ pcilib_set_error_handler (&error_handler, &error_handler);
+
+ priv->property_table = g_hash_table_new_full (g_direct_hash, g_direct_equal,
+ NULL, g_free);
+ N_PROPERTIES = update_properties (priv);
+ priv->height = read_register_value (priv->handle, "cmosis_number_lines") + 1;
+ priv->frequency = read_register_value (priv->handle, "control") >> 31;
+ adc_resolution = read_register_value (priv->handle, "adc_resolution");
+
+ switch (adc_resolution) {
+ case 0:
+ priv->n_bits = 10;
+ break;
+ case 1:
+ priv->n_bits = 11;
+ break;
+ case 2:
+ priv->n_bits = 12;
+ break;
+ }
+
+ return TRUE;
+}
+
+static void
+set_control_bit (UcaUfoCameraPrivate *priv, guint bit, gboolean set)
+{
+ static const gchar *name = "control";
+ pcilib_register_value_t flags;
+ pcilib_register_value_t mask;
+ gint err;
+
+ err = pcilib_read_register (priv->handle, NULL, name, &flags);
+ PCILIB_WARN_ON_ERROR (err);
+
+ mask = 1 << bit;
+
+ if (set)
+ flags |= mask;
+ else
+ flags = flags & ~mask;
+
+ err = pcilib_write_register (priv->handle, NULL, name, flags);
+ PCILIB_WARN_ON_ERROR (err);
+}
+
+static gpointer
+stream_async (UcaCamera *camera)
+{
+ UcaUfoCameraPrivate *priv;
+ priv = UCA_UFO_CAMERA_GET_PRIVATE (camera);
+ pcilib_stream (priv->handle, &event_callback, camera);
+
+ return NULL;
+}
+
+static void
+uca_ufo_camera_start_recording (UcaCamera *camera, GError **error)
+{
+ UcaUfoCameraPrivate *priv;
+ UcaCameraTriggerSource trigger_source;
+ UcaCameraTriggerType trigger_type;
+ gdouble exposure_time;
+ gboolean transfer_async;
+ int err;
+
+ g_return_if_fail(UCA_IS_UFO_CAMERA(camera));
+
+ priv = UCA_UFO_CAMERA_GET_PRIVATE(camera);
+
+ g_object_get (G_OBJECT(camera),
+ "transfer-asynchronously", &transfer_async,
+ "exposure-time", &exposure_time,
+ "trigger-source", &trigger_source,
+ "trigger-type", &trigger_type,
+ NULL);
+
+ set_control_bit (priv, 3, trigger_source == UCA_CAMERA_TRIGGER_SOURCE_SOFTWARE);
+ set_control_bit (priv, 11, trigger_source == UCA_CAMERA_TRIGGER_SOURCE_AUTO);
+ set_control_bit (priv, 14, trigger_source == UCA_CAMERA_TRIGGER_SOURCE_EXTERNAL);
+ set_control_bit (priv, 15, trigger_type == UCA_CAMERA_TRIGGER_TYPE_EDGE &&
+ trigger_source == UCA_CAMERA_TRIGGER_SOURCE_EXTERNAL);
+
+ err = pcilib_start (priv->handle, PCILIB_EVENT_DATA, PCILIB_EVENT_FLAGS_DEFAULT);
+
+ if (transfer_async)
+ priv->async_thread = g_thread_create ((GThreadFunc) stream_async, camera, TRUE, error);
+
+ if (err != 0) {
+ g_set_error (&priv->construct_error,
+ UCA_UFO_CAMERA_ERROR, UCA_UFO_CAMERA_ERROR_INIT,
+ "pcilib start failed: %s", strerror (err));
+ }
+}
+
+static void
+uca_ufo_camera_stop_recording (UcaCamera *camera, GError **error)
+{
+ UcaUfoCameraPrivate *priv;
+ UcaCameraTriggerSource trigger_source;
+ pcilib_event_id_t event_id;
+ pcilib_event_info_t event_info;
+ int err;
+
+ g_return_if_fail(UCA_IS_UFO_CAMERA(camera));
+
+ priv = UCA_UFO_CAMERA_GET_PRIVATE(camera);
+
+ set_control_bit (priv, 14, FALSE); /* disable external trigger */
+ set_control_bit (priv, 11, FALSE); /* disable streaming */
+
+ g_object_get (G_OBJECT (camera), "trigger-source", &trigger_source, NULL);
+
+ if (priv->async_thread) {
+ err = pcilib_stop(priv->handle, PCILIB_EVENT_FLAG_STOP_ONLY);
+ PCILIB_SET_ERROR(err, UCA_UFO_CAMERA_ERROR_STOP_RECORDING);
+ g_thread_join(priv->async_thread);
+ priv->async_thread = NULL;
+ }
+
+ /* read stale frames ... */
+ while (!pcilib_get_next_event (priv->handle, 0, &event_id, sizeof (pcilib_event_info_t), &event_info))
+ ;
+
+ err = pcilib_stop (priv->handle, PCILIB_EVENT_FLAGS_DEFAULT);
+ PCILIB_SET_ERROR(err, UCA_UFO_CAMERA_ERROR_STOP_RECORDING);
+}
+
+static void
+uca_ufo_camera_start_readout(UcaCamera *camera, GError **error)
+{
+ g_return_if_fail(UCA_IS_UFO_CAMERA(camera));
+}
+
+static void
+uca_ufo_camera_stop_readout(UcaCamera *camera, GError **error)
+{
+ g_return_if_fail(UCA_IS_UFO_CAMERA(camera));
+}
+
+static gboolean
+uca_ufo_camera_grab(UcaCamera *camera, gpointer data, GError **error)
+{
+ g_return_val_if_fail (UCA_IS_UFO_CAMERA(camera), FALSE);
+ UcaUfoCameraPrivate *priv = UCA_UFO_CAMERA_GET_PRIVATE(camera);
+ pcilib_event_id_t event_id;
+ pcilib_event_info_t event_info;
+ int err;
+
+ const gsize size = SENSOR_WIDTH * priv->height * sizeof(guint16);
+
+ err = pcilib_get_next_event (priv->handle, PCILIB_TIMEOUT_INFINITE, &event_id, sizeof(pcilib_event_info_t), &event_info);
+ PCILIB_SET_ERROR_RETURN_FALSE (err, UCA_UFO_CAMERA_ERROR_NEXT_EVENT);
+
+ gpointer src = pcilib_get_data (priv->handle, event_id, PCILIB_EVENT_DATA, (size_t *) &err);
+
+ if (src == NULL)
+ PCILIB_SET_ERROR_RETURN_FALSE (err, UCA_UFO_CAMERA_ERROR_NO_DATA);
+
+ /*
+ * Apparently, we checked that err equals total size in previous version.
+ * This is problematic because errno is positive and size could be equal
+ * even when an error condition is met, e.g. with a very small ROI. However,
+ * we don't know if src will always be NULL when an error occured.
+ */
+ /* assert(err == size); */
+
+ memcpy (data, src, size);
+
+ /*
+ * Another problem here. What does this help us? At this point we have
+ * already overwritten the original buffer but can only know here if the
+ * data is corrupted.
+ */
+ err = pcilib_return_data (priv->handle, event_id, PCILIB_EVENT_DATA, data);
+ PCILIB_SET_ERROR_RETURN_FALSE (err, UCA_UFO_CAMERA_ERROR_MAYBE_CORRUPTED);
+
+ return TRUE;
+}
+
+static void
+uca_ufo_camera_trigger (UcaCamera *camera, GError **error)
+{
+ UcaUfoCameraPrivate *priv;
+ int err;
+ g_return_if_fail (UCA_IS_UFO_CAMERA(camera));
+
+ priv = UCA_UFO_CAMERA_GET_PRIVATE(camera);
+
+ /* XXX: What is PCILIB_EVENT0? */
+ err = pcilib_trigger (priv->handle, PCILIB_EVENT0, 0, NULL);
+ PCILIB_SET_ERROR (err, UCA_UFO_CAMERA_ERROR_TRIGGER);
+}
+
+static gdouble
+total_readout_time (UcaUfoCamera *camera)
+{
+ gdouble clock_period, foo;
+ gdouble exposure_time, image_readout_time, overhead_time;
+ guint output_mode;
+ guint roi_height;
+
+ g_object_get (G_OBJECT (camera),
+ "exposure-time", &exposure_time,
+ "ufo-cmosis-output-mode", &output_mode,
+ "roi-height", &roi_height,
+ NULL);
+
+ clock_period = camera->priv->frequency == FPGA_40MHZ ? 1 / 40.0 : 1 / 48.0;
+ foo = pow (2, output_mode);
+ image_readout_time = (129 * clock_period * foo) * roi_height;
+ overhead_time = (10 /* reg73 */ + 2 * foo) * 129 * clock_period;
+
+ return exposure_time + (overhead_time + image_readout_time) / 1000 / 1000;
+}
+
+static void
+uca_ufo_camera_set_property(GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
+{
+ g_return_if_fail (UCA_IS_UFO_CAMERA (object));
+ UcaUfoCameraPrivate *priv = UCA_UFO_CAMERA_GET_PRIVATE (object);
+
+ if (uca_camera_is_recording (UCA_CAMERA (object)) && !uca_camera_is_writable_during_acquisition (UCA_CAMERA (object), pspec->name)) {
+ g_warning ("Property '%s' cant be changed during acquisition", pspec->name);
+ return;
+ }
+
+ switch (property_id) {
+ case PROP_EXPOSURE_TIME:
+ {
+ const guint frequency = priv->frequency == FPGA_40MHZ ? 40 : 48;
+ const gdouble user_exposure_time = g_value_get_double(value);
+ gint err;
+
+ pcilib_register_value_t reg_value = (pcilib_register_value_t) (1e6 * user_exposure_time * frequency / 129.0 - 0.43 * 10);
+ err = pcilib_write_register(priv->handle, NULL, "cmosis_exp_time", reg_value);
+ PCILIB_WARN_ON_ERROR (err);
+ }
+ break;
+ case PROP_FRAMES_PER_SECOND:
+ {
+ gdouble readout_time;
+ gdouble frame_period;
+ guint32 trigger_period;
+
+ frame_period = 1.0 / g_value_get_double (value);
+ readout_time = total_readout_time (UCA_UFO_CAMERA (object));
+
+ if (frame_period < readout_time) {
+ g_warning ("Frame period higher than readout time %f\n", readout_time);
+ break;
+ }
+
+ trigger_period = (guint32) ((frame_period - readout_time) / (8.0 * 1e-9));
+ g_object_set (object, "ufo-trigger-period", trigger_period, NULL);
+ }
+ break;
+ case PROP_ROI_X:
+ case PROP_ROI_Y:
+ case PROP_ROI_WIDTH:
+ case PROP_ROI_HEIGHT:
+ g_debug("ROI feature not implemented yet");
+ break;
+
+ default:
+ {
+ RegisterInfo *reg_info;
+
+ reg_info = g_hash_table_lookup (priv->property_table,
+ GINT_TO_POINTER (property_id));
+
+ if (reg_info != NULL) {
+ pcilib_register_value_t reg_value = 0;
+ gint err;
+
+ reg_value = g_value_get_uint (value);
+
+ err = pcilib_write_register (priv->handle, NULL, reg_info->name, reg_value);
+ PCILIB_WARN_ON_ERROR (err);
+
+ err = pcilib_read_register (priv->handle, NULL, reg_info->name, &reg_value);
+ PCILIB_WARN_ON_ERROR (err);
+
+ reg_info->cached_value = (guint) reg_value;
+ }
+ else
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
+ }
+ return;
+ }
+}
+
+static void
+uca_ufo_camera_get_property(GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
+{
+ UcaUfoCameraPrivate *priv = UCA_UFO_CAMERA_GET_PRIVATE(object);
+
+ switch (property_id) {
+ case PROP_SENSOR_WIDTH:
+ g_value_set_uint (value, SENSOR_WIDTH);
+ break;
+ case PROP_SENSOR_HEIGHT:
+ g_value_set_uint (value, priv->height);
+ break;
+ case PROP_SENSOR_BITDEPTH:
+ g_value_set_uint (value, priv->n_bits);
+ break;
+ case PROP_SENSOR_TEMPERATURE:
+ {
+ const double a = priv->frequency == FPGA_48MHZ ? 0.3 : 0.25;
+ const double b = priv->frequency == FPGA_48MHZ ? 1000 : 1200;
+ guint32 temperature;
+
+ temperature = read_register_value (priv->handle, "sensor_temperature");
+ g_value_set_double (value, a * (temperature - b));
+ }
+ break;
+ case PROP_FPGA_TEMPERATURE:
+ {
+ const double a = 503.975 / 1024.0;
+ const double b = 273.15;
+ guint32 temperature;
+
+ temperature = read_register_value (priv->handle, "fpga_temperature");
+ g_value_set_double (value, a * temperature - b);
+ }
+ break;
+ case PROP_EXPOSURE_TIME:
+ {
+ const gdouble frequency = priv->frequency == FPGA_40MHZ ? 40.0 : 48.0;
+ g_value_set_double (value, (read_register_value (priv->handle, "cmosis_exp_time") + 0.43 * 10) * 129.0 / frequency / 1e6);
+ }
+ break;
+ case PROP_FRAMES_PER_SECOND:
+ {
+ gdouble delay_time;
+ gdouble framerate;
+ guint32 trigger_period;
+
+ g_object_get (object, "ufo-trigger-period", &trigger_period, NULL);
+
+ delay_time = trigger_period * 8.0 * 1e-9;
+ framerate = 1.0 / (total_readout_time (UCA_UFO_CAMERA (object)) + delay_time);
+ g_value_set_double(value, framerate);
+ }
+ break;
+ case PROP_HAS_STREAMING:
+ g_value_set_boolean (value, TRUE);
+ break;
+ case PROP_HAS_CAMRAM_RECORDING:
+ g_value_set_boolean (value, FALSE);
+ break;
+ case PROP_ROI_X:
+ g_value_set_uint (value, 0);
+ break;
+ case PROP_ROI_Y:
+ g_value_set_uint (value, 0);
+ break;
+ case PROP_ROI_WIDTH:
+ g_value_set_uint (value, SENSOR_WIDTH);
+ break;
+ case PROP_ROI_HEIGHT:
+ g_value_set_uint (value, priv->height);
+ break;
+ case PROP_NAME:
+ g_value_set_string (value, "Ufo Camera w/ CMOSIS CMV2000");
+ break;
+ default:
+ {
+ RegisterInfo *reg_info = g_hash_table_lookup (priv->property_table, GINT_TO_POINTER (property_id));
+
+ if (reg_info != NULL)
+ g_value_set_uint (value, reg_info->cached_value);
+ else
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
+ }
+ break;
+ }
+}
+
+static void
+uca_ufo_camera_finalize(GObject *object)
+{
+ UcaUfoCameraPrivate *priv;
+
+ priv = UCA_UFO_CAMERA_GET_PRIVATE (object);
+
+ int err = pcilib_stop (priv->handle, PCILIB_EVENT_FLAGS_DEFAULT);
+ PCILIB_WARN_ON_ERROR (err);
+
+ pcilib_close (priv->handle);
+ g_clear_error (&priv->construct_error);
+
+ G_OBJECT_CLASS (uca_ufo_camera_parent_class)->finalize (object);
+}
+
+static gboolean
+ufo_ufo_camera_initable_init (GInitable *initable,
+ GCancellable *cancellable,
+ GError **error)
+{
+ UcaUfoCamera *camera;
+ UcaUfoCameraPrivate *priv;
+
+ g_return_val_if_fail (UCA_IS_UFO_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_UFO_CAMERA (initable);
+ priv = camera->priv;
+
+ if (priv->construct_error != NULL) {
+ if (error)
+ *error = g_error_copy (priv->construct_error);
+
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static void
+uca_ufo_camera_initable_iface_init (GInitableIface *iface)
+{
+ iface->init = ufo_ufo_camera_initable_init;
+}
+
+static void
+uca_ufo_camera_class_init(UcaUfoCameraClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+ gobject_class->set_property = uca_ufo_camera_set_property;
+ gobject_class->get_property = uca_ufo_camera_get_property;
+ gobject_class->finalize = uca_ufo_camera_finalize;
+
+ UcaCameraClass *camera_class = UCA_CAMERA_CLASS(klass);
+ camera_class->start_recording = uca_ufo_camera_start_recording;
+ camera_class->stop_recording = uca_ufo_camera_stop_recording;
+ camera_class->start_readout = uca_ufo_camera_start_readout;
+ camera_class->stop_readout = uca_ufo_camera_stop_readout;
+ camera_class->grab = uca_ufo_camera_grab;
+ camera_class->trigger = uca_ufo_camera_trigger;
+
+ for (guint i = 0; base_overrideables[i] != 0; i++)
+ g_object_class_override_property(gobject_class, base_overrideables[i], uca_camera_props[base_overrideables[i]]);
+
+ ufo_properties[PROP_SENSOR_TEMPERATURE] =
+ g_param_spec_double("sensor-temperature",
+ "Temperature of the sensor",
+ "Temperature of the sensor in degree Celsius",
+ -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+ G_PARAM_READABLE);
+
+ ufo_properties[PROP_FPGA_TEMPERATURE] =
+ g_param_spec_double("fpga-temperature",
+ "Temperature of the FPGA",
+ "Temperature of the FPGA in degree Celsius",
+ -G_MAXDOUBLE, G_MAXDOUBLE, 0.0,
+ G_PARAM_READABLE);
+
+ g_type_class_add_private(klass, sizeof(UcaUfoCameraPrivate));
+}
+
+static void
+uca_ufo_camera_init(UcaUfoCamera *self)
+{
+ UcaCamera *camera;
+ UcaUfoCameraPrivate *priv;
+ GObjectClass *oclass;
+
+ self->priv = priv = UCA_UFO_CAMERA_GET_PRIVATE(self);
+ priv->construct_error = NULL;
+ priv->async_thread = NULL;
+
+ if (!setup_pcilib (priv))
+ return;
+
+ oclass = G_OBJECT_GET_CLASS (self);
+
+ for (guint id = N_BASE_PROPERTIES; id < N_PROPERTIES; id++)
+ g_object_class_install_property(oclass, id, ufo_properties[id]);
+
+ camera = UCA_CAMERA (self);
+ uca_camera_register_unit (camera, "sensor-temperature", UCA_UNIT_DEGREE_CELSIUS);
+ uca_camera_register_unit (camera, "fpga-temperature", UCA_UNIT_DEGREE_CELSIUS);
+}
+
+G_MODULE_EXPORT GType
+uca_camera_get_type (void)
+{
+ return UCA_TYPE_UFO_CAMERA;
+}
diff --git a/uca-ufo-camera.h b/uca-ufo-camera.h
new file mode 100644
index 0000000..9f7b133
--- /dev/null
+++ b/uca-ufo-camera.h
@@ -0,0 +1,76 @@
+/* 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 */
+
+#ifndef __UCA_UFO_CAMERA_H
+#define __UCA_UFO_CAMERA_H
+
+#include <glib-object.h>
+#include <uca/uca-camera.h>
+
+G_BEGIN_DECLS
+
+#define UCA_TYPE_UFO_CAMERA (uca_ufo_camera_get_type())
+#define UCA_UFO_CAMERA(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), UCA_TYPE_UFO_CAMERA, UcaUfoCamera))
+#define UCA_IS_UFO_CAMERA(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), UCA_TYPE_UFO_CAMERA))
+#define UCA_UFO_CAMERA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), UCA_TYPE_UFO_CAMERA, UcaUfoCameraClass))
+#define UCA_IS_UFO_CAMERA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), UCA_TYPE_UFO_CAMERA))
+#define UCA_UFO_CAMERA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), UCA_TYPE_UFO_CAMERA, UcaUfoCameraClass))
+
+#define UCA_UFO_CAMERA_ERROR uca_ufo_camera_error_quark()
+typedef enum {
+ UCA_UFO_CAMERA_ERROR_INIT,
+ UCA_UFO_CAMERA_ERROR_START_RECORDING,
+ UCA_UFO_CAMERA_ERROR_STOP_RECORDING,
+ UCA_UFO_CAMERA_ERROR_TRIGGER,
+ UCA_UFO_CAMERA_ERROR_NEXT_EVENT,
+ UCA_UFO_CAMERA_ERROR_NO_DATA,
+ UCA_UFO_CAMERA_ERROR_MAYBE_CORRUPTED
+} UcaUfoCameraError;
+
+typedef struct _UcaUfoCamera UcaUfoCamera;
+typedef struct _UcaUfoCameraClass UcaUfoCameraClass;
+typedef struct _UcaUfoCameraPrivate UcaUfoCameraPrivate;
+
+/**
+ * UcaUfoCamera:
+ *
+ * Creates #UcaUfoCamera instances by loading corresponding shared objects. The
+ * contents of the #UcaUfoCamera structure are private and should only be
+ * accessed via the provided API.
+ */
+struct _UcaUfoCamera {
+ /*< private >*/
+ UcaCamera parent;
+
+ UcaUfoCameraPrivate *priv;
+};
+
+/**
+ * UcaUfoCameraClass:
+ *
+ * #UcaUfoCamera class
+ */
+struct _UcaUfoCameraClass {
+ /*< private >*/
+ UcaCameraClass parent;
+};
+
+GType uca_ufo_camera_get_type(void);
+
+G_END_DECLS
+
+#endif