1 /* switchbin 2 * Copyright (C) 2016 Carlos Rafael Giani 3 * 4 * gstswitchbin.h: Header for GstSwitchBin object 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public 17 * License along with this library; if not, write to the 18 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 */ 21 22 23 #ifndef GSTSWITCHBIN_H___ 24 #define GSTSWITCHBIN_H___ 25 26 #include <gst/gst.h> 27 28 29 G_BEGIN_DECLS 30 31 32 typedef struct _GstSwitchBin GstSwitchBin; 33 typedef struct _GstSwitchBinClass GstSwitchBinClass; 34 typedef struct _GstSwitchBinPath GstSwitchBinPath; 35 36 37 #define GST_TYPE_SWITCH_BIN (gst_switch_bin_get_type()) 38 #define GST_SWITCH_BIN(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_SWITCH_BIN, GstSwitchBin)) 39 #define GST_SWITCH_BIN_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_SWITCH_BIN, GstSwitchBinClass)) 40 #define GST_SWITCH_BIN_CAST(obj) ((GstSwitchBin *)(obj)) 41 #define GST_IS_SWITCH_BIN(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_SWITCH_BIN)) 42 #define GST_IS_SWITCH_BIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_SWITCH_BIN)) 43 44 45 struct _GstSwitchBin 46 { 47 GstBin parent; 48 49 GMutex path_mutex; 50 51 GstSwitchBinPath **paths; 52 GstSwitchBinPath *current_path; 53 gboolean path_changed; 54 55 guint num_paths; 56 57 GstElement *input_identity; 58 GstEvent *last_stream_start; 59 GstPad *sinkpad, *srcpad; 60 gulong blocking_probe_id, drop_probe_id; 61 62 GstCaps *last_caps; 63 }; 64 65 66 struct _GstSwitchBinClass 67 { 68 GstBinClass parent_class; 69 }; 70 71 72 struct _GstSwitchBinPath 73 { 74 GstObject parent; 75 76 GstElement *element; 77 GstCaps *caps; 78 GstSwitchBin *bin; 79 }; 80 81 82 GType gst_switch_bin_get_type(void); 83 GType gst_switch_bin_path_get_type(void); 84 GST_ELEMENT_REGISTER_DECLARE (switchbin); 85 86 G_END_DECLS 87 88 89 #endif 90