diff options
Diffstat (limited to 'gst-libs/gst/videooverlay/gstvideooverlay.c')
| -rw-r--r-- | gst-libs/gst/videooverlay/gstvideooverlay.c | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/gst-libs/gst/videooverlay/gstvideooverlay.c b/gst-libs/gst/videooverlay/gstvideooverlay.c deleted file mode 100644 index c3b95f55..00000000 --- a/gst-libs/gst/videooverlay/gstvideooverlay.c +++ /dev/null @@ -1,162 +0,0 @@ -/* - * GStreamer Video Overlay interface. - * - * Copyright (C) <2003> Julien Moutte <julien@moutte.net> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 Library General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "gstvideooverlay.h" - -/* VideoSink signals and args */ - -enum { - HAVE_VIDEO_OVERLAY, - HAVE_SIZE, - LAST_SIGNAL -}; - -static guint gst_video_overlay_signals[LAST_SIGNAL] = { 0 }; - -/* Initing stuff */ - -static void -gst_video_overlay_base_init (gpointer g_class) -{ - static gboolean initialized = FALSE; - - if (! initialized) - { - gst_video_overlay_signals[HAVE_SIZE] = - g_signal_new ("have_size", - GST_TYPE_VIDEO_OVERLAY, G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (GstVideoOverlayInterface, have_size), - NULL, NULL, - gst_marshal_VOID__INT_INT, G_TYPE_NONE, 2, - G_TYPE_UINT, G_TYPE_UINT); - - gst_video_overlay_signals[HAVE_VIDEO_OVERLAY] = - g_signal_new ("have_video_overlay", - GST_TYPE_VIDEO_OVERLAY, G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (GstVideoOverlayInterface, have_video_overlay), - NULL, NULL, - g_cclosure_marshal_VOID__POINTER, G_TYPE_NONE, 1, - G_TYPE_POINTER); - - initialized = TRUE; - } -} - -/* Public virtual methods */ - -/** - * gst_video_overlay_set_video_overlay: - * @overlay: a #GstVideoOverlay to set the video overlay on. - * @video_out: the #gpointer linking to video overlay. - * - * This will call the video overlay's set_video_overlay method. You should - * use this method to tell to a video overlay to display video output to a - * specific video overlay resource. - */ -void -gst_video_overlay_set_video_overlay (GstVideoOverlay *overlay, - GstVideoOverlayResource *resource) -{ - GstVideoOverlayInterface *interface; - - g_return_if_fail (overlay != NULL); - g_return_if_fail (GST_IS_VIDEO_OVERLAY (overlay)); - - interface = GST_VIDEO_OVERLAY_GET_INTERFACE (overlay); - - if (interface->set_video_out) - interface->set_video_out (overlay, resource); -} - -/* Public methods */ - -/** - * gst_video_overlay_got_video_overlay: - * @overlay: a #GstVideoOverlay which got a video overlay resource. - * @video_out: a #gpointer linking to the video overlay ressource. - * - * This will fire an have_video_out signal. - * - * This function should be used by video overlay developpers. - */ -void -gst_video_overlay_got_video_overlay (GstVideoOverlay *overlay, - GstVideoOverlayResource *resource) -{ - g_return_if_fail (overlay != NULL); - g_return_if_fail (GST_IS_VIDEO_OVERLAY (overlay)); - - g_signal_emit (G_OBJECT (overlay), - gst_video_overlay_signals[HAVE_VIDEO_OVERLAY], 0, resource); -} - -/** - * gst_video_overlay_got_video_size: - * @overlay: a #GstVideoOverlay which received video geometry. - * @width: a width as a #gint. - * @height: a height as a #gint. - * - * This will fire an have_size signal. - * - * This function should be used by video overlay developpers. - */ -void -gst_video_overlay_got_video_size (GstVideoOverlay *overlay, - gint width, gint height) -{ - g_return_if_fail (overlay != NULL); - g_return_if_fail (GST_IS_VIDEO_OVERLAY (overlay)); - - g_signal_emit (G_OBJECT (overlay), gst_video_overlay_signals[HAVE_SIZE], - 0, width, height); -} - -GType -gst_video_overlay_get_type (void) -{ - static GType overlay_type = 0; - - if (!overlay_type) - { - static const GTypeInfo overlay_info = { - sizeof (GstVideoOverlayInterface), /* class_size */ - gst_video_overlay_base_init, /* base_init */ - NULL, - NULL, - NULL, - NULL, - 0, - 0, - NULL - }; - - overlay_type = g_type_register_static (G_TYPE_INTERFACE, - "GstVideoOverlay", - &overlay_info, 0); - g_type_interface_add_prerequisite (overlay_type, - GST_TYPE_INTERFACE); - } - - return overlay_type; -} |