/* GStreamer * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> * * 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., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifndef __GST_SMPTE_ALPHA_H__ #define __GST_SMPTE_ALPHA_H__ #include <gst/gst.h> #include <gst/video/video.h> #include <gst/video/gstvideofilter.h> G_BEGIN_DECLS #include "gstmask.h" #define GST_TYPE_SMPTE_ALPHA \ (gst_smpte_alpha_get_type()) #define GST_SMPTE_ALPHA(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SMPTE_ALPHA,GstSMPTEAlpha)) #define GST_SMPTE_ALPHA_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SMPTE_ALPHA,GstSMPTEAlphaClass)) #define GST_IS_SMPTE_ALPHA(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SMPTE_ALPHA)) #define GST_IS_SMPTE_ALPHA_CLASS(klass) \ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SMPTE_ALPHA)) typedef struct _GstSMPTEAlpha GstSMPTEAlpha; typedef struct _GstSMPTEAlphaClass GstSMPTEAlphaClass; struct _GstSMPTEAlpha { GstVideoFilter element; /* properties */ gint type; gint border; gint depth; gdouble position; gboolean invert; /* negotiated format */ GstVideoFormat in_format, out_format; gint width; gint height; /* state of the effect */ GstMask *mask; /* processing function */ void (*process) (GstSMPTEAlpha * smpte, const GstVideoFrame * in, GstVideoFrame * out, GstMask * mask, gint border, gint pos); }; struct _GstSMPTEAlphaClass { GstVideoFilterClass parent_class; }; GType gst_smpte_alpha_get_type (void); GST_ELEMENT_REGISTER_DECLARE (smptealpha); G_END_DECLS #endif /* __GST_SMPTE_ALPHA_H__ */