diff options
| -rw-r--r-- | CMakeLists.txt | 34 | ||||
| -rw-r--r-- | README.md | 11 | ||||
| -rw-r--r-- | cmake/FindIPE.cmake | 19 | ||||
| -rw-r--r-- | cmake/PkgConfigVars.cmake | 30 | ||||
| -rw-r--r-- | uca-ufo-camera.c | 728 | ||||
| -rw-r--r-- | uca-ufo-camera.h | 76 |
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, ®_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, ®_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 |