1 /* GStreamer libsndfile plugin 2 * Copyright (C) 2003,2007 Andy Wingo <wingo at pobox dot com> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public 15 * License along with this library; if not, write to the 16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 21 #ifndef __GST_SF_SRC_H__ 22 #define __GST_SF_SRC_H__ 23 24 25 #include "gstsf.h" 26 #include <gst/base/gstbasesrc.h> 27 28 29 G_BEGIN_DECLS 30 31 32 #define GST_TYPE_SF_SRC \ 33 (gst_sf_src_get_type()) 34 #define GST_SF_SRC(obj) \ 35 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SF_SRC,GstSFSrc)) 36 #define GST_SF_SRC_CLASS(klass) \ 37 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SF_SRC,GstSFSrcClass)) 38 #define GST_IS_SF_SRC(obj) \ 39 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SF_SRC)) 40 #define GST_IS_SF_SRC_CLASS(klass) \ 41 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SF_SRC)) 42 43 typedef struct _GstSFSrc GstSFSrc; 44 typedef struct _GstSFSrcClass GstSFSrcClass; 45 46 typedef sf_count_t (*GstSFReader)(SNDFILE *f, void *data, sf_count_t nframes); 47 48 struct _GstSFSrc { 49 GstBaseSrc parent; 50 51 gchar *location; 52 SNDFILE *file; 53 sf_count_t offset; 54 GstSFReader reader; 55 gint bytes_per_frame; 56 57 gint channels; 58 gint rate; 59 }; 60 61 struct _GstSFSrcClass { 62 GstBaseSrcClass parent_class; 63 }; 64 65 66 G_END_DECLS 67 68 69 #endif /* __GST_SF_SRC_H__ */ 70