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-rw-r--r--plugins/mock/CMakeLists.txt18
-rw-r--r--plugins/mock/uca-mock-camera.c409
-rw-r--r--plugins/mock/uca-mock-camera.h65
3 files changed, 492 insertions, 0 deletions
diff --git a/plugins/mock/CMakeLists.txt b/plugins/mock/CMakeLists.txt
new file mode 100644
index 0000000..d5b6771
--- /dev/null
+++ b/plugins/mock/CMakeLists.txt
@@ -0,0 +1,18 @@
+cmake_minimum_required(VERSION 2.8)
+project(ucamock C)
+
+set(UCA_CAMERA_NAME "mock")
+
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/../package-plugin.sh.in
+ ${CMAKE_CURRENT_BINARY_DIR}/../../package-plugin-${UCA_CAMERA_NAME}.sh)
+
+add_library(ucamock SHARED
+ uca-mock-camera.c)
+
+target_link_libraries(ucamock
+ uca
+ ${UCA_DEPS})
+
+install(TARGETS ucamock
+ LIBRARY DESTINATION ${LIB_INSTALL_DIR}/uca
+ COMPONENT ${UCA_CAMERA_NAME})
diff --git a/plugins/mock/uca-mock-camera.c b/plugins/mock/uca-mock-camera.c
new file mode 100644
index 0000000..bf3124e
--- /dev/null
+++ b/plugins/mock/uca-mock-camera.c
@@ -0,0 +1,409 @@
+/* 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 <gmodule.h>
+#include <string.h>
+#include "uca-mock-camera.h"
+
+#define UCA_MOCK_CAMERA_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UCA_TYPE_MOCK_CAMERA, UcaMockCameraPrivate))
+
+G_DEFINE_TYPE(UcaMockCamera, uca_mock_camera, UCA_TYPE_CAMERA)
+
+enum {
+ PROP_FRAMERATE = N_BASE_PROPERTIES,
+ N_PROPERTIES
+};
+
+static const gint mock_overrideables[] = {
+ PROP_NAME,
+ PROP_SENSOR_WIDTH,
+ PROP_SENSOR_HEIGHT,
+ PROP_SENSOR_BITDEPTH,
+ PROP_SENSOR_HORIZONTAL_BINNING,
+ PROP_SENSOR_HORIZONTAL_BINNINGS,
+ PROP_SENSOR_VERTICAL_BINNING,
+ PROP_SENSOR_VERTICAL_BINNINGS,
+ PROP_EXPOSURE_TIME,
+ PROP_ROI_X,
+ PROP_ROI_Y,
+ PROP_ROI_WIDTH,
+ PROP_ROI_HEIGHT,
+ PROP_ROI_HEIGHT_MULTIPLIER,
+ PROP_ROI_WIDTH_MULTIPLIER,
+ PROP_SENSOR_MAX_FRAME_RATE,
+ PROP_HAS_STREAMING,
+ PROP_HAS_CAMRAM_RECORDING,
+ 0,
+};
+
+static GParamSpec *mock_properties[N_PROPERTIES] = { NULL, };
+
+struct _UcaMockCameraPrivate {
+ guint width;
+ guint height;
+ guint roi_x, roi_y, roi_width, roi_height;
+ gfloat frame_rate;
+ gfloat max_frame_rate;
+ gdouble exposure_time;
+ guint8 *dummy_data;
+ guint current_frame;
+
+ gboolean thread_running;
+
+ GThread *grab_thread;
+ GValueArray *binnings;
+};
+
+static const char g_digits[10][20] = {
+ /* 0 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0xff, 0x00, 0x00, 0xff,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00 },
+ /* 1 */
+ { 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0xff, 0xff, 0x00,
+ 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0x00, 0xff, 0x00 },
+ /* 2 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0xff, 0x00, 0x00,
+ 0xff, 0xff, 0xff, 0xff },
+ /* 3 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0x00, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00 },
+ /* 4 */
+ { 0xff, 0x00, 0x00, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0xff, 0xff, 0xff, 0xff,
+ 0x00, 0x00, 0x00, 0xff,
+ 0x00, 0x00, 0x00, 0xff },
+ /* 5 */
+ { 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0x00, 0x00, 0x00,
+ 0x00, 0xff, 0xff, 0x00,
+ 0x00, 0x00, 0x00, 0xff,
+ 0xff, 0xff, 0xff, 0x00 },
+ /* 6 */
+ { 0x00, 0xff, 0xff, 0xff,
+ 0xff, 0x00, 0x00, 0x00,
+ 0xff, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00 },
+ /* 7 */
+ { 0xff, 0xff, 0xff, 0xff,
+ 0x00, 0x00, 0x00, 0xff,
+ 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0xff, 0x00, 0x00,
+ 0xff, 0x00, 0x00, 0x00 },
+ /* 8 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0x00 },
+ /* 9 */
+ { 0x00, 0xff, 0xff, 0x00,
+ 0xff, 0x00, 0x00, 0xff,
+ 0x00, 0xff, 0xff, 0xff,
+ 0x00, 0x00, 0x00, 0xff,
+ 0xff, 0xff, 0xff, 0x00 }
+};
+
+static const guint DIGIT_WIDTH = 4;
+static const guint DIGIT_HEIGHT = 5;
+
+static void print_number(gchar *buffer, guint number, guint x, guint y, guint width)
+{
+ for (int i = 0; i < DIGIT_WIDTH; i++) {
+ for (int j = 0; j < DIGIT_HEIGHT; j++) {
+ buffer[(y+j)*width + (x+i)] = g_digits[number][j*DIGIT_WIDTH+i];
+ }
+ }
+}
+
+static void print_current_frame(UcaMockCameraPrivate *priv, gchar *buffer)
+{
+ guint number = priv->current_frame;
+ guint divisor = 10000000;
+ int x = 10;
+
+ while (divisor > 0) {
+ print_number(buffer, number / divisor, x, 10, priv->width);
+ number = number % divisor;
+ divisor = divisor / 10;
+ x += DIGIT_WIDTH + 1;
+ }
+}
+
+static gpointer mock_grab_func(gpointer data)
+{
+ UcaMockCamera *mock_camera = UCA_MOCK_CAMERA(data);
+ g_return_val_if_fail(UCA_IS_MOCK_CAMERA(mock_camera), NULL);
+
+ UcaMockCameraPrivate *priv = UCA_MOCK_CAMERA_GET_PRIVATE(mock_camera);
+ UcaCamera *camera = UCA_CAMERA(mock_camera);
+ const gulong sleep_time = (gulong) G_USEC_PER_SEC / priv->frame_rate;
+
+ while (priv->thread_running) {
+ camera->grab_func(priv->dummy_data, camera->user_data);
+ g_usleep(sleep_time);
+ }
+
+ return NULL;
+}
+
+static void uca_mock_camera_start_recording(UcaCamera *camera, GError **error)
+{
+ gboolean transfer_async = FALSE;
+ UcaMockCameraPrivate *priv;
+ g_return_if_fail(UCA_IS_MOCK_CAMERA(camera));
+
+ priv = UCA_MOCK_CAMERA_GET_PRIVATE(camera);
+ /* TODO: check that roi_x + roi_width < priv->width */
+ priv->dummy_data = (guint8 *) g_malloc0(priv->roi_width * priv->roi_height);
+
+ g_object_get(G_OBJECT(camera),
+ "transfer-asynchronously", &transfer_async,
+ NULL);
+
+ /*
+ * In case asynchronous transfer is requested, we start a new thread that
+ * invokes the grab callback, otherwise nothing will be done here.
+ */
+ if (transfer_async) {
+ GError *tmp_error = NULL;
+ priv->thread_running = TRUE;
+ priv->grab_thread = g_thread_create(mock_grab_func, camera, TRUE, &tmp_error);
+
+ if (tmp_error != NULL) {
+ priv->thread_running = FALSE;
+ g_propagate_error(error, tmp_error);
+ }
+ }
+}
+
+static void uca_mock_camera_stop_recording(UcaCamera *camera, GError **error)
+{
+ gboolean transfer_async = FALSE;
+ UcaMockCameraPrivate *priv;
+ g_return_if_fail(UCA_IS_MOCK_CAMERA(camera));
+
+ priv = UCA_MOCK_CAMERA_GET_PRIVATE(camera);
+ g_free(priv->dummy_data);
+ priv->dummy_data = NULL;
+
+ g_object_get(G_OBJECT(camera),
+ "transfer-asynchronously", &transfer_async,
+ NULL);
+
+ if (transfer_async) {
+ priv->thread_running = FALSE;
+ g_thread_join(priv->grab_thread);
+ }
+}
+
+static void uca_mock_camera_grab(UcaCamera *camera, gpointer *data, GError **error)
+{
+ g_return_if_fail(UCA_IS_MOCK_CAMERA(camera));
+ g_return_if_fail(data != NULL);
+
+ UcaMockCameraPrivate *priv = UCA_MOCK_CAMERA_GET_PRIVATE(camera);
+
+ if (*data == NULL)
+ *data = g_malloc0(priv->width * priv->height);
+
+ g_memmove(*data, priv->dummy_data, priv->width * priv->height);
+ print_current_frame(priv, *data);
+ priv->current_frame++;
+}
+
+static void uca_mock_camera_set_property(GObject *object, guint property_id, const GValue *value, GParamSpec *pspec)
+{
+ g_return_if_fail(UCA_IS_MOCK_CAMERA(object));
+ UcaMockCameraPrivate *priv = UCA_MOCK_CAMERA_GET_PRIVATE(object);
+
+ switch (property_id) {
+ case PROP_EXPOSURE_TIME:
+ priv->exposure_time = g_value_get_double(value);
+ break;
+ case PROP_FRAMERATE:
+ priv->frame_rate = g_value_get_float(value);
+ break;
+ case PROP_ROI_X:
+ priv->roi_x = g_value_get_uint(value);
+ break;
+ case PROP_ROI_Y:
+ priv->roi_y = g_value_get_uint(value);
+ break;
+ case PROP_ROI_WIDTH:
+ priv->roi_width = g_value_get_uint(value);
+ break;
+ case PROP_ROI_HEIGHT:
+ priv->roi_height = g_value_get_uint(value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
+ return;
+ }
+}
+
+static void uca_mock_camera_get_property(GObject *object, guint property_id, GValue *value, GParamSpec *pspec)
+{
+ UcaMockCameraPrivate *priv = UCA_MOCK_CAMERA_GET_PRIVATE(object);
+
+ switch (property_id) {
+ case PROP_NAME:
+ g_value_set_string(value, "mock camera");
+ break;
+ case PROP_SENSOR_WIDTH:
+ g_value_set_uint(value, priv->width);
+ break;
+ case PROP_SENSOR_HEIGHT:
+ g_value_set_uint(value, priv->height);
+ break;
+ case PROP_SENSOR_BITDEPTH:
+ g_value_set_uint(value, 8);
+ break;
+ case PROP_SENSOR_HORIZONTAL_BINNING:
+ g_value_set_uint(value, 1);
+ break;
+ case PROP_SENSOR_HORIZONTAL_BINNINGS:
+ g_value_set_boxed(value, priv->binnings);
+ break;
+ case PROP_SENSOR_VERTICAL_BINNING:
+ g_value_set_uint(value, 1);
+ break;
+ case PROP_SENSOR_VERTICAL_BINNINGS:
+ g_value_set_boxed(value, priv->binnings);
+ break;
+ case PROP_EXPOSURE_TIME:
+ g_value_set_double(value, priv->exposure_time);
+ break;
+ case PROP_ROI_X:
+ g_value_set_uint(value, priv->roi_x);
+ break;
+ case PROP_ROI_Y:
+ g_value_set_uint(value, priv->roi_y);
+ break;
+ case PROP_ROI_WIDTH:
+ g_value_set_uint(value, priv->roi_width);
+ break;
+ case PROP_ROI_HEIGHT:
+ g_value_set_uint(value, priv->roi_height);
+ break;
+ case PROP_ROI_WIDTH_MULTIPLIER:
+ g_value_set_uint(value, 1);
+ break;
+ case PROP_ROI_HEIGHT_MULTIPLIER:
+ g_value_set_uint(value, 1);
+ break;
+ case PROP_SENSOR_MAX_FRAME_RATE:
+ g_value_set_float(value, priv->max_frame_rate);
+ 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_FRAMERATE:
+ g_value_set_float(value, priv->frame_rate);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID(object, property_id, pspec);
+ break;
+ }
+}
+
+static void uca_mock_camera_finalize(GObject *object)
+{
+ UcaMockCameraPrivate *priv = UCA_MOCK_CAMERA_GET_PRIVATE(object);
+
+ if (priv->thread_running) {
+ priv->thread_running = FALSE;
+ g_thread_join(priv->grab_thread);
+ }
+
+ g_free(priv->dummy_data);
+ g_value_array_free(priv->binnings);
+
+ G_OBJECT_CLASS(uca_mock_camera_parent_class)->finalize(object);
+}
+
+static void uca_mock_camera_class_init(UcaMockCameraClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+ gobject_class->set_property = uca_mock_camera_set_property;
+ gobject_class->get_property = uca_mock_camera_get_property;
+ gobject_class->finalize = uca_mock_camera_finalize;
+
+ UcaCameraClass *camera_class = UCA_CAMERA_CLASS(klass);
+ camera_class->start_recording = uca_mock_camera_start_recording;
+ camera_class->stop_recording = uca_mock_camera_stop_recording;
+ camera_class->grab = uca_mock_camera_grab;
+
+ for (guint i = 0; mock_overrideables[i] != 0; i++)
+ g_object_class_override_property(gobject_class, mock_overrideables[i], uca_camera_props[mock_overrideables[i]]);
+
+ mock_properties[PROP_FRAMERATE] =
+ g_param_spec_float("frame-rate",
+ "Frame rate",
+ "Number of frames per second that are taken",
+ 1.0f, 100.0f, 100.0f,
+ G_PARAM_READWRITE);
+
+ for (guint id = N_BASE_PROPERTIES; id < N_PROPERTIES; id++)
+ g_object_class_install_property(gobject_class, id, mock_properties[id]);
+
+ g_type_class_add_private(klass, sizeof(UcaMockCameraPrivate));
+}
+
+static void uca_mock_camera_init(UcaMockCamera *self)
+{
+ self->priv = UCA_MOCK_CAMERA_GET_PRIVATE(self);
+ self->priv->roi_x = 0;
+ self->priv->roi_y = 0;
+ self->priv->width = self->priv->roi_width = 640;
+ self->priv->height = self->priv->roi_height = 480;
+ self->priv->frame_rate = self->priv->max_frame_rate = 100000.0f;
+ self->priv->grab_thread = NULL;
+ self->priv->current_frame = 0;
+ self->priv->exposure_time = 0.05;
+
+ self->priv->binnings = g_value_array_new(1);
+ GValue val = {0};
+ g_value_init(&val, G_TYPE_UINT);
+ g_value_set_uint(&val, 1);
+ g_value_array_append(self->priv->binnings, &val);
+
+ uca_camera_register_unit (UCA_CAMERA (self), "frame-rate", UCA_UNIT_COUNT);
+}
+
+G_MODULE_EXPORT UcaCamera *
+uca_camera_impl_new (GError **error)
+{
+ UcaCamera *camera = UCA_CAMERA (g_object_new (UCA_TYPE_MOCK_CAMERA, NULL));
+ return camera;
+}
diff --git a/plugins/mock/uca-mock-camera.h b/plugins/mock/uca-mock-camera.h
new file mode 100644
index 0000000..9ee9190
--- /dev/null
+++ b/plugins/mock/uca-mock-camera.h
@@ -0,0 +1,65 @@
+/* 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_MOCK_CAMERA_H
+#define __UCA_MOCK_CAMERA_H
+
+#include <glib-object.h>
+#include "uca-camera.h"
+
+G_BEGIN_DECLS
+
+#define UCA_TYPE_MOCK_CAMERA (uca_mock_camera_get_type())
+#define UCA_MOCK_CAMERA(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), UCA_TYPE_MOCK_CAMERA, UcaMockCamera))
+#define UCA_IS_MOCK_CAMERA(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), UCA_TYPE_MOCK_CAMERA))
+#define UCA_MOCK_CAMERA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), UFO_TYPE_MOCK_CAMERA, UfoMockCameraClass))
+#define UCA_IS_MOCK_CAMERA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), UCA_TYPE_MOCK_CAMERA))
+#define UCA_MOCK_CAMERA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), UCA_TYPE_MOCK_CAMERA, UcaMockCameraClass))
+
+typedef struct _UcaMockCamera UcaMockCamera;
+typedef struct _UcaMockCameraClass UcaMockCameraClass;
+typedef struct _UcaMockCameraPrivate UcaMockCameraPrivate;
+
+/**
+ * UcaMockCamera:
+ *
+ * Creates #UcaMockCamera instances by loading corresponding shared objects. The
+ * contents of the #UcaMockCamera structure are private and should only be
+ * accessed via the provided API.
+ */
+struct _UcaMockCamera {
+ /*< private >*/
+ UcaCamera parent;
+
+ UcaMockCameraPrivate *priv;
+};
+
+/**
+ * UcaMockCameraClass:
+ *
+ * #UcaMockCamera class
+ */
+struct _UcaMockCameraClass {
+ /*< private >*/
+ UcaCameraClass parent;
+};
+
+GType uca_mock_camera_get_type(void);
+
+G_END_DECLS
+
+#endif
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