1 /* GStreamer 2 * 3 * Copyright (C) 2007 Rene Stadler <mail@renestadler.de> 4 * Copyright (C) 2007-2009 Sebastian Dröge <slomo@circular-chaos.org> 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 #ifndef __GST_GIO_BASE_SRC_H__ 23 #define __GST_GIO_BASE_SRC_H__ 24 25 #include <gst/gst.h> 26 #include <gio/gio.h> 27 #include <gst/base/gstbasesrc.h> 28 29 G_BEGIN_DECLS 30 31 #define GST_TYPE_GIO_BASE_SRC \ 32 (gst_gio_base_src_get_type()) 33 #define GST_GIO_BASE_SRC(obj) \ 34 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GIO_BASE_SRC,GstGioBaseSrc)) 35 #define GST_GIO_BASE_SRC_GET_CLASS(obj) \ 36 (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_GIO_BASE_SRC, GstGioBaseSrcClass)) 37 #define GST_GIO_BASE_SRC_CLASS(klass) \ 38 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GIO_BASE_SRC,GstGioBaseSrcClass)) 39 #define GST_IS_GIO_BASE_SRC(obj) \ 40 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GIO_BASE_SRC)) 41 #define GST_IS_GIO_BASE_SRC_CLASS(klass) \ 42 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GIO_BASE_SRC)) 43 44 typedef struct _GstGioBaseSrc GstGioBaseSrc; 45 typedef struct _GstGioBaseSrcClass GstGioBaseSrcClass; 46 47 struct _GstGioBaseSrc 48 { 49 GstBaseSrc src; 50 51 /* < protected > */ 52 GCancellable *cancel; 53 guint64 position; 54 55 /* < private > */ 56 GInputStream *stream; 57 GstBuffer *cache; 58 }; 59 60 struct _GstGioBaseSrcClass 61 { 62 GstBaseSrcClass parent_class; 63 64 GInputStream * (*get_stream) (GstGioBaseSrc *bsrc); 65 66 /* Returns TRUE if the files grew and we should try 67 reading again, FALSE otherwise */ 68 gboolean (*wait_for_data) (GstGioBaseSrc *bsrc); 69 void (*waited_for_data) (GstGioBaseSrc *bsrc); 70 71 gboolean close_on_stop; 72 }; 73 74 GType gst_gio_base_src_get_type (void); 75 76 G_DEFINE_AUTOPTR_CLEANUP_FUNC (GstGioBaseSrc, gst_object_unref) 77 78 G_END_DECLS 79 80 #endif /* __GST_GIO_BASE_SRC_H__ */ 81