Fix #146: Make a new top-level directory for cams

... and build a package for each camera. Moreover, for some reason we can live
without the CMake generated spec file for RPM generation. AFAICS, the RPMs are
prefixed correctly.

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..75d8635
--- /dev/null
+++ b/plugins/mock/CMakeLists.txt
@@ -0,0 +1,18 @@
+cmake_minimum_required(VERSION 2.8)
+project(ucamock)
+
+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..7cd4689
--- /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_TRIGGER_MODE,
+    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 = 100000000;
+    int x = 10;
+    while (divisor > 1) {
+        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_TRIGGER_MODE:
+            g_value_set_enum(value, UCA_CAMERA_TRIGGER_AUTO);
+            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->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);
+}
+
+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