summaryrefslogtreecommitdiffstats
path: root/src/cameras/uca-mock-camera.c
blob: 94645af2bfecd7abf1fd2f98d6ef9de3470bf1e1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
/* 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 <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_0,
    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_HAS_STREAMING,
    PROP_HAS_CAMRAM_RECORDING,
    N_INTERFACE_PROPERTIES,

    PROP_FRAMERATE,
    N_PROPERTIES
};

static const gchar *mock_overrideables[N_PROPERTIES] = {
    "sensor-width",
    "sensor-height",
    "sensor-bitdepth",
    "sensor-horizontal-binning",
    "sensor-horizontal-binnings",
    "sensor-vertical-binning",
    "sensor-vertical-binnings",
    "has-streaming",
    "has-camram-recording"
};

static GParamSpec *mock_properties[N_PROPERTIES - N_INTERFACE_PROPERTIES - 1] = { NULL, };

struct _UcaMockCameraPrivate {
    guint width;
    guint height;
    guint framerate;
    guint16 *dummy_data;

    GValueArray *binnings;
};

UcaMockCamera *uca_mock_camera_new(GError **error)
{
    UcaMockCamera *camera = g_object_new(UCA_TYPE_MOCK_CAMERA, NULL);
    return camera;
}

static void uca_mock_camera_start_recording(UcaCamera *camera, GError **error)
{
    g_return_if_fail(UCA_IS_MOCK_CAMERA(camera));
}

static void uca_mock_camera_stop_recording(UcaCamera *camera, GError **error)
{
    g_return_if_fail(UCA_IS_MOCK_CAMERA(camera));
}

static void uca_mock_camera_grab(UcaCamera *camera, gchar *data, GError **error)
{
    g_return_if_fail(UCA_IS_MOCK_CAMERA(camera));
    UcaMockCameraPrivate *priv = UCA_MOCK_CAMERA_GET_PRIVATE(camera);
    g_memmove(data, priv->dummy_data, priv->width * priv->height);
}

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_FRAMERATE:
            priv->framerate = 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_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_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_uint(value, priv->framerate);
            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);

    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 id = PROP_0 + 1; id < N_INTERFACE_PROPERTIES; id++)
        g_object_class_override_property(gobject_class, id, mock_overrideables[id-1]);

    mock_properties[PROP_FRAMERATE] = 
        g_param_spec_uint("framerate",
                "Framerate",
                "Number of frames per second that are taken",
                1, 30, 25,
                G_PARAM_READWRITE);

    for (guint id = N_INTERFACE_PROPERTIES + 1; 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->width = 640;
    self->priv->height = 480;
    self->priv->dummy_data = (guint16 *) g_malloc0(self->priv->width * self->priv->height);

    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);
}