/* Video mixer pad * Copyright (C) 2008 Wim Taymans <wim@fluendo.com> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef __GST_VIDEO_MIXER_PAD_H__ #define __GST_VIDEO_MIXER_PAD_H__ #include <gst/gst.h> #include <gst/base/gstcollectpads.h> G_BEGIN_DECLS #define GST_TYPE_VIDEO_MIXER_PAD (gst_videomixer_pad_get_type()) #define GST_VIDEO_MIXER_PAD(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_MIXER_PAD, GstVideoMixerPad)) #define GST_VIDEO_MIXER_PAD_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_MIXER_PAD, GstVideoMixerPadiClass)) #define GST_IS_VIDEO_MIXER_PAD(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_MIXER_PAD)) #define GST_IS_VIDEO_MIXER_PAD_CLASS(klass) \ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_MIXER_PAD)) typedef struct _GstVideoMixerPad GstVideoMixerPad; typedef struct _GstVideoMixerPadClass GstVideoMixerPadClass; typedef struct _GstVideoMixerCollect GstVideoMixerCollect; struct _GstVideoMixerCollect { GstCollectData collect; /* we extend the CollectData */ GstBuffer *buffer; /* the queued buffer for this pad */ GstVideoMixerPad *mixpad; }; /* all information needed for one video stream */ struct _GstVideoMixerPad { GstPad parent; /* subclass the pad */ gint64 queued; guint in_width, in_height; gint fps_n; gint fps_d; gint xpos, ypos; guint zorder; gint blend_mode; gdouble alpha; GstVideoMixerCollect *mixcol; }; struct _GstVideoMixerPadClass { GstPadClass parent_class; }; G_END_DECLS #endif /* __GST_VIDEO_MIXER_PAD_H__ */