1 /* GStreamer A-Law to PCM conversion 2 * Copyright (C) 2000 by Abramo Bagnara <abramo@alsa-project.org> 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 #ifndef __GST_ALAW_DECODE_H__ 21 #define __GST_ALAW_DECODE_H__ 22 23 #include <gst/gst.h> 24 #include <gst/audio/audio.h> 25 26 G_BEGIN_DECLS 27 28 #define GST_TYPE_ALAW_DEC \ 29 (gst_alaw_dec_get_type()) 30 #define GST_ALAW_DEC(obj) \ 31 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_ALAW_DEC,GstALawDec)) 32 #define GST_ALAW_DEC_CLASS(klass) \ 33 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ALAW_DEC,GstALawDecClass)) 34 #define GST_IS_ALAW_DEC(obj) \ 35 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_ALAW_DEC)) 36 #define GST_IS_ALAW_DEC_CLASS(klass) \ 37 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_ALAW_DEC)) 38 39 typedef struct _GstALawDec GstALawDec; 40 typedef struct _GstALawDecClass GstALawDecClass; 41 42 struct _GstALawDec { 43 GstAudioDecoder element; 44 }; 45 46 struct _GstALawDecClass { 47 GstAudioDecoderClass parent_class; 48 }; 49 50 GType gst_alaw_dec_get_type(void); 51 52 G_END_DECLS 53 54 #endif /* __GST_ALAW_DECODE_H__ */ 55 56