static void
gst_base_camera_src_start_capture (GstBaseCameraSrc * src)
{
GstBaseCameraSrcClass *klass = GST_BASE_CAMERA_SRC_GET_CLASS (src);
g_return_if_fail (klass->start_capture != NULL);
GST_DEBUG_OBJECT (src, "Starting capture");
g_mutex_lock (src->capturing_mutex);
if (src->capturing) {
GST_WARNING_OBJECT (src, "Capturing already ongoing");
g_mutex_unlock (src->capturing_mutex);
return;
}
src->capturing = TRUE;
g_object_notify (G_OBJECT (src), "ready-for-capture");
if (klass->start_capture (src)) {
GST_DEBUG_OBJECT (src, "Capture started");
} else {
src->capturing = FALSE;
g_object_notify (G_OBJECT (src), "ready-for-capture");
GST_WARNING_OBJECT (src, "Failed to start capture");
}
g_mutex_unlock (src->capturing_mutex);
}
static gboolean
setup_pipeline (GstBaseCameraSrc * self)
{
GstBaseCameraSrcClass *bclass = GST_BASE_CAMERA_SRC_GET_CLASS (self);
if (bclass->setup_pipeline)
return bclass->setup_pipeline (self);
return TRUE;
}
/**
* gst_base_camera_src_get_allowed_input_caps:
* @self: the camerasrc bin
*
* Retrieve caps from videosrc describing formats it supports
*
* Returns: caps object from videosrc
*/
GstCaps *
gst_base_camera_src_get_allowed_input_caps (GstBaseCameraSrc * self)
{
GstBaseCameraSrcClass *bclass = GST_BASE_CAMERA_SRC_GET_CLASS (self);
g_return_val_if_fail (bclass->get_allowed_input_caps, NULL);
return bclass->get_allowed_input_caps (self);
}
/**
* gst_base_camera_src_setup_zoom:
* @self: camerasrc object
*
* Apply zoom configured to camerabin to capture.
*/
void
gst_base_camera_src_setup_zoom (GstBaseCameraSrc * self)
{
GstBaseCameraSrcClass *bclass = GST_BASE_CAMERA_SRC_GET_CLASS (self);
g_return_if_fail (self->zoom);
g_return_if_fail (bclass->set_zoom);
bclass->set_zoom (self, self->zoom);
}
/**
* gst_base_camera_src_setup_zoom:
* @self: camerasrc object
*
* Apply zoom configured to camerabin to capture.
*/
void
gst_base_camera_src_setup_zoom (GstBaseCameraSrc * self)
{
GstBaseCameraSrcClass *bclass = GST_BASE_CAMERA_SRC_GET_CLASS (self);
gint zoom;
zoom = g_atomic_int_get (&self->zoom);
g_return_if_fail (zoom);
g_return_if_fail (bclass->set_zoom);
bclass->set_zoom (self, zoom);
}
/**
* gst_base_camera_src_set_mode:
* @self: the camerasrc bin
* @mode: the mode
*
* Set the chosen #GstCameraBinMode capture mode.
*/
gboolean
gst_base_camera_src_set_mode (GstBaseCameraSrc * self, GstCameraBinMode mode)
{
GstBaseCameraSrcClass *bclass = GST_BASE_CAMERA_SRC_GET_CLASS (self);
g_return_val_if_fail (bclass->set_mode, FALSE);
if (bclass->set_mode (self, mode)) {
self->mode = mode;
return TRUE;
}
return FALSE;
}
static gboolean
construct_pipeline (GstBaseCameraSrc * self)
{
GstBaseCameraSrcClass *bclass = GST_BASE_CAMERA_SRC_GET_CLASS (self);
if (bclass->construct_pipeline) {
if (!bclass->construct_pipeline (self)) {
GST_ERROR_OBJECT (self, "pipeline construction failed");
return FALSE;
}
}
return TRUE;
}
/**
* gst_base_camera_src_setup_preview:
* @self: camerasrc bin
* @preview_caps: preview caps to set
*
* Apply preview caps to preview pipeline and to video source.
*/
void
gst_base_camera_src_setup_preview (GstBaseCameraSrc * self,
GstCaps * preview_caps)
{
GstBaseCameraSrcClass *bclass = GST_BASE_CAMERA_SRC_GET_CLASS (self);
if (self->preview_pipeline) {
GST_DEBUG_OBJECT (self,
"Setting preview pipeline caps %" GST_PTR_FORMAT, self->preview_caps);
gst_camerabin_preview_set_caps (self->preview_pipeline, preview_caps);
}
if (bclass->set_preview)
bclass->set_preview (self, preview_caps);
}
static void
gst_base_camera_src_stop_capture (GstBaseCameraSrc * src)
{
GstBaseCameraSrcClass *klass = GST_BASE_CAMERA_SRC_GET_CLASS (src);
g_return_if_fail (klass->stop_capture != NULL);
g_mutex_lock (src->capturing_mutex);
if (!src->capturing) {
GST_DEBUG_OBJECT (src, "No ongoing capture");
g_mutex_unlock (src->capturing_mutex);
return;
}
klass->stop_capture (src);
g_mutex_unlock (src->capturing_mutex);
}