ArvStream *
arv_fake_stream_new (ArvFakeCamera *camera, ArvStreamCallback callback, void *user_data)
{
ArvFakeStream *fake_stream;
ArvFakeStreamThreadData *thread_data;
ArvStream *stream;
g_return_val_if_fail (ARV_IS_FAKE_CAMERA (camera), NULL);
g_object_ref (camera);
fake_stream = g_object_new (ARV_TYPE_FAKE_STREAM, NULL);
stream = ARV_STREAM (fake_stream);
thread_data = g_new (ArvFakeStreamThreadData, 1);
thread_data->stream = stream;
thread_data->camera = camera;
thread_data->callback = callback;
thread_data->user_data = user_data;
thread_data->cancel = FALSE;
thread_data->n_completed_buffers = 0;
thread_data->n_failures = 0;
thread_data->n_underruns = 0;
fake_stream->priv->camera = camera;
fake_stream->priv->thread_data = thread_data;
fake_stream->priv->thread = arv_g_thread_new ("arv_fake_stream", arv_fake_stream_thread, fake_stream->priv->thread_data);
return ARV_STREAM (fake_stream);
}
gboolean
arv_fake_camera_read_memory (ArvFakeCamera *camera, guint32 address, guint32 size, void *buffer)
{
guint32 read_size;
g_return_val_if_fail (ARV_IS_FAKE_CAMERA (camera), FALSE);
g_return_val_if_fail (buffer != NULL, FALSE);
g_return_val_if_fail (size > 0, FALSE);
/* TODO Handle read accross register space and genicam data */
if (address < ARV_FAKE_CAMERA_MEMORY_SIZE) {
g_return_val_if_fail (address + size < ARV_FAKE_CAMERA_MEMORY_SIZE, FALSE);
memcpy (buffer, camera->priv->memory + address, size);
return TRUE;
}
address -= ARV_FAKE_CAMERA_MEMORY_SIZE;
read_size = MIN (address + size, camera->priv->genicam_xml_size) - address;
memcpy (buffer, camera->priv->genicam_xml + address, read_size);
return TRUE;
}
guint32
arv_fake_camera_get_acquisition_status (ArvFakeCamera *camera)
{
g_return_val_if_fail (ARV_IS_FAKE_CAMERA (camera), 0);
return _get_register (camera, ARV_FAKE_CAMERA_REGISTER_ACQUISITION);
}
void
arv_fake_camera_set_fill_pattern (ArvFakeCamera *camera,
ArvFakeCameraFillPattern fill_pattern_callback,
void *fill_pattern_data)
{
g_return_if_fail (ARV_IS_FAKE_CAMERA (camera));
#if GLIB_CHECK_VERSION(2,32,0)
g_mutex_lock (&camera->priv->fill_pattern_mutex);
#else
g_mutex_lock (camera->priv->fill_pattern_mutex);
#endif
if (fill_pattern_callback != NULL) {
camera->priv->fill_pattern_callback = fill_pattern_callback;
camera->priv->fill_pattern_data = fill_pattern_data;
} else {
camera->priv->fill_pattern_callback = arv_fake_camera_diagonal_ramp;
camera->priv->fill_pattern_data = NULL;
}
#if GLIB_CHECK_VERSION(2,32,0)
g_mutex_unlock (&camera->priv->fill_pattern_mutex);
#else
g_mutex_unlock (camera->priv->fill_pattern_mutex);
#endif
}
void
arv_fake_camera_set_trigger_frequency (ArvFakeCamera *camera, double frequency)
{
g_return_if_fail (ARV_IS_FAKE_CAMERA (camera));
g_return_if_fail (frequency > 0.0);
camera->priv->trigger_frequency = frequency;
}
size_t
arv_fake_camera_get_payload (ArvFakeCamera *camera)
{
guint32 width, height;
g_return_val_if_fail (ARV_IS_FAKE_CAMERA (camera), 0);
width = _get_register (camera, ARV_FAKE_CAMERA_REGISTER_WIDTH);
height = _get_register (camera, ARV_FAKE_CAMERA_REGISTER_HEIGHT);
return width * height;
}
void
arv_fake_camera_set_inet_address (ArvFakeCamera *camera, GInetAddress *address)
{
const guint8 *bytes;
g_return_if_fail (ARV_IS_FAKE_CAMERA (camera));
g_return_if_fail (G_IS_INET_ADDRESS (address));
g_return_if_fail (g_inet_address_get_family (address) == G_SOCKET_FAMILY_IPV4);
bytes = g_inet_address_to_bytes (address);
arv_fake_camera_write_memory (camera, ARV_GVBS_CURRENT_IP_ADDRESS_OFFSET,
g_inet_address_get_native_size (address), (char *) bytes);
}
gboolean
arv_fake_camera_write_memory (ArvFakeCamera *camera, guint32 address, guint32 size, const void *buffer)
{
g_return_val_if_fail (ARV_IS_FAKE_CAMERA (camera), FALSE);
g_return_val_if_fail (address + size < ARV_FAKE_CAMERA_MEMORY_SIZE + camera->priv->genicam_xml_size, FALSE);
g_return_val_if_fail (buffer != NULL, FALSE);
g_return_val_if_fail (size > 0, FALSE);
/* genicam_data are read only */
if (address + size > ARV_FAKE_CAMERA_MEMORY_SIZE)
return FALSE;
memcpy (camera->priv->memory + address, buffer, size);
return TRUE;
}
void
arv_fake_camera_set_fill_pattern (ArvFakeCamera *camera,
ArvFakeCameraFillPattern fill_pattern_callback,
void *fill_pattern_data)
{
g_return_if_fail (ARV_IS_FAKE_CAMERA (camera));
g_mutex_lock (camera->priv->fill_pattern_mutex);
if (fill_pattern_callback != NULL) {
camera->priv->fill_pattern_callback = fill_pattern_callback;
camera->priv->fill_pattern_data = fill_pattern_data;
} else {
camera->priv->fill_pattern_callback = arv_fake_camera_diagonal_ramp;
camera->priv->fill_pattern_data = NULL;
}
g_mutex_unlock (camera->priv->fill_pattern_mutex);
}
GSocketAddress *
arv_fake_camera_get_stream_address (ArvFakeCamera *camera)
{
GSocketAddress *stream_socket_address;
GInetAddress *inet_address;
guint32 value;
g_return_val_if_fail (ARV_IS_FAKE_CAMERA (camera), NULL);
value = GUINT32_FROM_BE (_get_register (camera, ARV_GVBS_STREAM_CHANNEL_0_IP_ADDRESS_OFFSET));
inet_address = g_inet_address_new_from_bytes ((guint8 *) &value, G_SOCKET_FAMILY_IPV4);
stream_socket_address = g_inet_socket_address_new
(inet_address,
_get_register (camera, ARV_GVBS_STREAM_CHANNEL_0_PORT_OFFSET));
g_object_unref (inet_address);
return stream_socket_address;
}
