1 /* GStreamer SBC audio decoder 2 * 3 * Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org> 4 * Copyright (C) 2013 Tim-Philipp Müller <tim centricular net> 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 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 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 19 * 20 */ 21 22 #include <gst/gst.h> 23 #include <gst/audio/audio.h> 24 25 #include <sbc/sbc.h> 26 27 G_BEGIN_DECLS 28 29 #define GST_TYPE_SBC_DEC \ 30 (gst_sbc_dec_get_type()) 31 #define GST_SBC_DEC(obj) \ 32 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SBC_DEC,GstSbcDec)) 33 #define GST_SBC_DEC_CLASS(klass) \ 34 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SBC_DEC,GstSbcDecClass)) 35 #define GST_IS_SBC_DEC(obj) \ 36 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SBC_DEC)) 37 #define GST_IS_SBC_DEC_CLASS(obj) \ 38 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SBC_DEC)) 39 40 typedef struct _GstSbcDec GstSbcDec; 41 typedef struct _GstSbcDecClass GstSbcDecClass; 42 43 struct _GstSbcDec { 44 GstAudioDecoder audio_decoder; 45 46 /*< private >*/ 47 sbc_t sbc; 48 49 gsize frame_len; 50 gsize samples_per_frame; /* for all channels */ 51 }; 52 53 struct _GstSbcDecClass { 54 GstAudioDecoderClass audio_decoder_class; 55 }; 56 57 GType gst_sbc_dec_get_type (void); 58 59 GST_ELEMENT_REGISTER_DECLARE (sbcdec); 60 61 G_END_DECLS 62