55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/*
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* Copyright (C) 2017 Amlogic, Inc. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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* Description: adpcm decoder
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*/
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#ifndef DSP_CODEC_HEADER
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#define DSP_CODEC_HEADER
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#include "codec_message.h"
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struct codec_type {
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char *name;
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int (*init)(struct frame_fmt *);
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int (*release)(void);
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// return BYTEs number for the samples
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int (*decode_frame)(unsigned char *, int, struct frame_fmt *);
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};
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/*data in*/
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int read_bits(int bits);
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int bits_left(void);
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int reset_bits(void);
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int read_byte(void);
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int read_buffer(unsigned char *buffer, int size);
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int get_inbuf_data_size(void);
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unsigned long get_stream_in_offset(void);
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int stream_in_buffer_init(void);
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/*data out*/
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int write_buffer(unsigned char *buf, int size);
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int get_outbuf_space(void);
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int out_buffer_init(void);
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/*mgt*/
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int codec_start(void);
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int codec_resume(void);
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int codec_pause(void);
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int register_codec(const struct codec_type *mc);
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void decode_error_msg(int error);
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void trans_err_code(error_code_t error);
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#endif
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