G_MODULE_EXPORT gboolean
preview_draw_cb(
GtkWidget *widget,
cairo_t *cr,
signal_user_data_t *ud)
{
#if defined(_ENABLE_GST)
#if GST_CHECK_VERSION(1, 0, 0)
if (ud->preview->live_enabled && ud->preview->state == PREVIEW_STATE_LIVE)
{
if (GST_STATE(ud->preview->play) >= GST_STATE_PAUSED)
{
GstElement *vsink;
GstVideoOverlay *vover;
g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
if (GST_IS_BIN(vsink))
vover = GST_VIDEO_OVERLAY(gst_bin_get_by_interface(
GST_BIN(vsink), GST_TYPE_VIDEO_OVERLAY));
else
vover = GST_VIDEO_OVERLAY(vsink);
gst_video_overlay_expose(vover);
// For some reason, the exposed region doesn't always get
// cleaned up here. But a delayed gst_x_overlay_expose()
// takes care of it.
g_idle_add((GSourceFunc)delayed_expose_cb, ud);
}
return FALSE;
}
#else
if (ud->preview->live_enabled && ud->preview->state == PREVIEW_STATE_LIVE)
{
if (GST_STATE(ud->preview->play) >= GST_STATE_PAUSED)
{
GstElement *vsink;
GstXOverlay *xover;
g_object_get(ud->preview->play, "video-sink", &vsink, NULL);
if (GST_IS_BIN(vsink))
xover = GST_X_OVERLAY(gst_bin_get_by_interface(
GST_BIN(vsink), GST_TYPE_X_OVERLAY));
else
xover = GST_X_OVERLAY(vsink);
gst_x_overlay_expose(xover);
// For some reason, the exposed region doesn't always get
// cleaned up here. But a delayed gst_x_overlay_expose()
// takes care of it.
g_idle_add((GSourceFunc)delayed_expose_cb, ud);
}
return FALSE;
}
#endif
#endif
if (ud->preview->pix != NULL)
{
_draw_pixbuf(cr, ud->preview->pix);
}
return FALSE;
}
G_MODULE_EXPORT gboolean
preview_draw_cb(
GtkWidget *widget,
cairo_t *cr,
signal_user_data_t *ud)
{
if (ud->preview->scaled_pix != NULL)
{
_draw_pixbuf(ud, cr, ud->preview->scaled_pix);
}
return FALSE;
}
