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Diffstat (limited to 'src/cameras/uca-mock-camera.c')
| -rw-r--r-- | src/cameras/uca-mock-camera.c | 415 |
1 files changed, 0 insertions, 415 deletions
diff --git a/src/cameras/uca-mock-camera.c b/src/cameras/uca-mock-camera.c deleted file mode 100644 index 59c5ae8..0000000 --- a/src/cameras/uca-mock-camera.c +++ /dev/null @@ -1,415 +0,0 @@ -/* 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_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; - } -} - -/** - * uca_mock_camera_new: - * @error: Location for error - * - * Create a new #UcaMockCamera object. - * - * Returns: A newly created #UcaMockCamera object - */ -UcaMockCamera *uca_mock_camera_new(GError **error) -{ - UcaMockCamera *camera = g_object_new(UCA_TYPE_MOCK_CAMERA, NULL); - return camera; -} - -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); -} |