1 /* GStreamer 2 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu> 3 * 2000 Wim Taymans <wtay@chello.be> 4 * 2005 Wim Taymans <wim@fluendo.com> 5 * 2007 Andy Wingo <wingo at pobox.com> 6 * 2008 Sebastian Dröge <slomo@circular-chaos.org> 7 * 8 * deinterleave.c: deinterleave samples 9 * 10 * This library is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU Library General Public 12 * License as published by the Free Software Foundation; either 13 * version 2 of the License, or (at your option) any later version. 14 * 15 * This library is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18 * Library General Public License for more details. 19 * 20 * You should have received a copy of the GNU Library General Public 21 * License along with this library; if not, write to the 22 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 23 * Boston, MA 02110-1301, USA. 24 */ 25 26 #ifndef __DEINTERLEAVE_H__ 27 #define __DEINTERLEAVE_H__ 28 29 G_BEGIN_DECLS 30 31 #include <gst/gst.h> 32 #include <gst/audio/audio.h> 33 34 #define GST_TYPE_DEINTERLEAVE (gst_deinterleave_get_type()) 35 #define GST_DEINTERLEAVE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DEINTERLEAVE,GstDeinterleave)) 36 #define GST_DEINTERLEAVE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DEINTERLEAVE,GstDeinterleaveClass)) 37 #define GST_DEINTERLEAVE_GET_CLASS(obj) \ 38 (G_TYPE_INSTANCE_GET_CLASS ((obj),GST_TYPE_DEINTERLEAVE,GstDeinterleaveClass)) 39 #define GST_IS_DEINTERLEAVE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DEINTERLEAVE)) 40 #define GST_IS_DEINTERLEAVE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DEINTERLEAVE)) 41 42 typedef struct _GstDeinterleave GstDeinterleave; 43 typedef struct _GstDeinterleaveClass GstDeinterleaveClass; 44 45 typedef void (*GstDeinterleaveFunc) (gpointer out, gpointer in, guint stride, guint nframes); 46 47 struct _GstDeinterleave 48 { 49 GstElement element; 50 51 /*< private > */ 52 GList *srcpads; 53 GstCaps *sinkcaps; 54 GstAudioInfo audio_info; 55 gboolean keep_positions; 56 57 GstPad *sink; 58 59 GstDeinterleaveFunc func; 60 61 GList *pending_events; 62 }; 63 64 struct _GstDeinterleaveClass 65 { 66 GstElementClass parent_class; 67 }; 68 69 GType gst_deinterleave_get_type (void); 70 71 G_END_DECLS 72 73 #endif /* __DEINTERLEAVE_H__ */ 74