1 /* GStreamer LDAC audio encoder 2 * Copyright (C) 2020 Asymptotic <sanchayan@asymptotic.io> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 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 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with this library; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #include <gst/gst.h> 20 #include <gst/audio/audio.h> 21 22 #include <ldacBT.h> 23 24 G_BEGIN_DECLS 25 26 #define GST_TYPE_LDAC_ENC \ 27 (gst_ldac_enc_get_type()) 28 #define GST_LDAC_ENC(obj) \ 29 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_LDAC_ENC,GstLdacEnc)) 30 #define GST_LDAC_ENC_CLASS(klass) \ 31 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_LDAC_ENC,GstLdacEncClass)) 32 #define GST_IS_LDAC_ENC(obj) \ 33 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_LDAC_ENC)) 34 #define GST_IS_LDAC_ENC_CLASS(obj) \ 35 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_LDAC_ENC)) 36 37 typedef struct _GstLdacEnc GstLdacEnc; 38 typedef struct _GstLdacEncClass GstLdacEncClass; 39 40 typedef enum 41 { 42 GST_LDAC_EQMID_HQ = 0, 43 GST_LDAC_EQMID_SQ, 44 GST_LDAC_EQMID_MQ 45 } GstLdacEqmid; 46 47 struct _GstLdacEnc { 48 GstAudioEncoder audio_encoder; 49 GstLdacEqmid eqmid; 50 51 guint rate; 52 guint channels; 53 guint channel_mode; 54 gboolean init_done; 55 56 LDACBT_SMPL_FMT_T ldac_fmt; 57 HANDLE_LDAC_BT ldac; 58 }; 59 60 struct _GstLdacEncClass { 61 GstAudioEncoderClass audio_encoder_class; 62 }; 63 64 GType gst_ldac_enc_get_type (void); 65 GST_ELEMENT_REGISTER_DECLARE (ldacenc); 66 67 G_END_DECLS 68